#include <linux/leds.h>
#include <linux/mtd/mtd.h>
#include <linux/mtd/partitions.h>
+#include <linux/slab.h>
#include <linux/mtd/nand.h>
#include <linux/input.h>
#include <linux/spi/spi.h>
/* maybe setup mmc1/etc ... _after_ mmc0 */
evm_init_cpld();
+ #ifdef CONFIG_SND_DM365_AIC3X_CODEC
dm365_init_asp(&dm365_evm_snd_data);
+ #elif defined(CONFIG_SND_DM365_VOICE_CODEC)
+ dm365_init_vc(&dm365_evm_snd_data);
+ #endif
dm365_init_rtc();
dm365_init_ks(&dm365evm_ks_data);
#include <linux/err.h>
#include <linux/io.h>
#include <linux/platform_device.h>
+#include <linux/slab.h>
#include <mach/irqs.h>
#include <plat/dma.h>
.phys_base = OMAP44XX_MCBSP1_BASE,
.dma_rx_sync = OMAP44XX_DMA_MCBSP1_RX,
.dma_tx_sync = OMAP44XX_DMA_MCBSP1_TX,
- .rx_irq = INT_24XX_MCBSP1_IRQ_RX,
- .tx_irq = INT_24XX_MCBSP1_IRQ_TX,
+ .tx_irq = OMAP44XX_IRQ_MCBSP1,
.ops = &omap2_mcbsp_ops,
},
{
.phys_base = OMAP44XX_MCBSP2_BASE,
.dma_rx_sync = OMAP44XX_DMA_MCBSP2_RX,
.dma_tx_sync = OMAP44XX_DMA_MCBSP2_TX,
- .rx_irq = INT_24XX_MCBSP2_IRQ_RX,
- .tx_irq = INT_24XX_MCBSP2_IRQ_TX,
+ .tx_irq = OMAP44XX_IRQ_MCBSP2,
.ops = &omap2_mcbsp_ops,
},
{
.phys_base = OMAP44XX_MCBSP3_BASE,
.dma_rx_sync = OMAP44XX_DMA_MCBSP3_RX,
.dma_tx_sync = OMAP44XX_DMA_MCBSP3_TX,
- .rx_irq = INT_24XX_MCBSP3_IRQ_RX,
- .tx_irq = INT_24XX_MCBSP3_IRQ_TX,
+ .tx_irq = OMAP44XX_IRQ_MCBSP3,
.ops = &omap2_mcbsp_ops,
},
{
.phys_base = OMAP44XX_MCBSP4_BASE,
.dma_rx_sync = OMAP44XX_DMA_MCBSP4_RX,
.dma_tx_sync = OMAP44XX_DMA_MCBSP4_TX,
- .rx_irq = INT_24XX_MCBSP4_IRQ_RX,
- .tx_irq = INT_24XX_MCBSP4_IRQ_TX,
+ .tx_irq = OMAP44XX_IRQ_MCBSP4,
.ops = &omap2_mcbsp_ops,
},
};
#define OMAP44XX_MCBSP1_BASE 0x49022000
#define OMAP44XX_MCBSP2_BASE 0x49024000
#define OMAP44XX_MCBSP3_BASE 0x49026000
-#define OMAP44XX_MCBSP4_BASE 0x48074000
+#define OMAP44XX_MCBSP4_BASE 0x48096000
#if defined(CONFIG_ARCH_OMAP15XX) || defined(CONFIG_ARCH_OMAP16XX) || defined(CONFIG_ARCH_OMAP730) || defined(CONFIG_ARCH_OMAP850)
#define OMAP_MCBSP_REG_WAKEUPEN 0xA8
#define OMAP_MCBSP_REG_XCCR 0xAC
#define OMAP_MCBSP_REG_RCCR 0xB0
+ #define OMAP_MCBSP_REG_XBUFFSTAT 0xB4
+ #define OMAP_MCBSP_REG_RBUFFSTAT 0xB8
#define OMAP_MCBSP_REG_SSELCR 0xBC
#define OMAP_ST_REG_REV 0x00
void omap_mcbsp_set_rx_threshold(unsigned int id, u16 threshold);
u16 omap_mcbsp_get_max_tx_threshold(unsigned int id);
u16 omap_mcbsp_get_max_rx_threshold(unsigned int id);
+ u16 omap_mcbsp_get_tx_delay(unsigned int id);
+ u16 omap_mcbsp_get_rx_delay(unsigned int id);
int omap_mcbsp_get_dma_op_mode(unsigned int id);
#else
static inline void omap_mcbsp_set_tx_threshold(unsigned int id, u16 threshold)
{ }
static inline u16 omap_mcbsp_get_max_tx_threshold(unsigned int id) { return 0; }
static inline u16 omap_mcbsp_get_max_rx_threshold(unsigned int id) { return 0; }
+ static inline u16 omap_mcbsp_get_tx_delay(unsigned int id) { return 0; }
+ static inline u16 omap_mcbsp_get_rx_delay(unsigned int id) { return 0; }
static inline int omap_mcbsp_get_dma_op_mode(unsigned int id) { return 0; }
#endif
int omap_mcbsp_request(unsigned int id);
#include <linux/clk.h>
#include <linux/delay.h>
#include <linux/io.h>
+#include <linux/slab.h>
#include <plat/dma.h>
#include <plat/mcbsp.h>
{
struct omap_mcbsp *mcbsp;
- if (!cpu_is_omap34xx())
+ if (!cpu_is_omap34xx() && !cpu_is_omap44xx())
return;
if (!omap_mcbsp_check_valid_id(id)) {
{
struct omap_mcbsp *mcbsp;
- if (!cpu_is_omap34xx())
+ if (!cpu_is_omap34xx() && !cpu_is_omap44xx())
return;
if (!omap_mcbsp_check_valid_id(id)) {
}
EXPORT_SYMBOL(omap_mcbsp_get_max_rx_threshold);
+ #define MCBSP2_FIFO_SIZE 0x500 /* 1024 + 256 locations */
+ #define MCBSP1345_FIFO_SIZE 0x80 /* 128 locations */
+ /*
+ * omap_mcbsp_get_tx_delay returns the number of used slots in the McBSP FIFO
+ */
+ u16 omap_mcbsp_get_tx_delay(unsigned int id)
+ {
+ struct omap_mcbsp *mcbsp;
+ u16 buffstat;
+
+ if (!omap_mcbsp_check_valid_id(id)) {
+ printk(KERN_ERR "%s: Invalid id (%d)\n", __func__, id + 1);
+ return -ENODEV;
+ }
+ mcbsp = id_to_mcbsp_ptr(id);
+
+ /* Returns the number of free locations in the buffer */
+ buffstat = MCBSP_READ(mcbsp, XBUFFSTAT);
+
+ /* Number of slots are different in McBSP ports */
+ if (mcbsp->id == 2)
+ return MCBSP2_FIFO_SIZE - buffstat;
+ else
+ return MCBSP1345_FIFO_SIZE - buffstat;
+ }
+ EXPORT_SYMBOL(omap_mcbsp_get_tx_delay);
+
+ /*
+ * omap_mcbsp_get_rx_delay returns the number of free slots in the McBSP FIFO
+ * to reach the threshold value (when the DMA will be triggered to read it)
+ */
+ u16 omap_mcbsp_get_rx_delay(unsigned int id)
+ {
+ struct omap_mcbsp *mcbsp;
+ u16 buffstat, threshold;
+
+ if (!omap_mcbsp_check_valid_id(id)) {
+ printk(KERN_ERR "%s: Invalid id (%d)\n", __func__, id + 1);
+ return -ENODEV;
+ }
+ mcbsp = id_to_mcbsp_ptr(id);
+
+ /* Returns the number of used locations in the buffer */
+ buffstat = MCBSP_READ(mcbsp, RBUFFSTAT);
+ /* RX threshold */
+ threshold = MCBSP_READ(mcbsp, THRSH1);
+
+ /* Return the number of location till we reach the threshold limit */
+ if (threshold <= buffstat)
+ return 0;
+ else
+ return threshold - buffstat;
+ }
+ EXPORT_SYMBOL(omap_mcbsp_get_rx_delay);
+
/*
* omap_mcbsp_get_dma_op_mode just return the current configured
* operating mode for the mcbsp channel
* Enable wakup behavior, smart idle and all wakeups
* REVISIT: some wakeups may be unnecessary
*/
- if (cpu_is_omap34xx()) {
+ if (cpu_is_omap34xx() || cpu_is_omap44xx()) {
u16 syscon;
syscon = MCBSP_READ(mcbsp, SYSCON);
/*
* Disable wakup behavior, smart idle and all wakeups
*/
- if (cpu_is_omap34xx()) {
+ if (cpu_is_omap34xx() || cpu_is_omap44xx()) {
u16 syscon;
syscon = MCBSP_READ(mcbsp, SYSCON);
goto err_clk_disable;
}
- init_completion(&mcbsp->rx_irq_completion);
- err = request_irq(mcbsp->rx_irq, omap_mcbsp_rx_irq_handler,
+ if (mcbsp->rx_irq) {
+ init_completion(&mcbsp->rx_irq_completion);
+ err = request_irq(mcbsp->rx_irq,
+ omap_mcbsp_rx_irq_handler,
0, "McBSP", (void *)mcbsp);
- if (err != 0) {
- dev_err(mcbsp->dev, "Unable to request RX IRQ %d "
- "for McBSP%d\n", mcbsp->rx_irq,
- mcbsp->id);
- goto err_free_irq;
+ if (err != 0) {
+ dev_err(mcbsp->dev, "Unable to request RX IRQ %d "
+ "for McBSP%d\n", mcbsp->rx_irq,
+ mcbsp->id);
+ goto err_free_irq;
+ }
}
}
if (mcbsp->io_type == OMAP_MCBSP_IRQ_IO) {
/* Free IRQs */
- free_irq(mcbsp->rx_irq, (void *)mcbsp);
+ if (mcbsp->rx_irq)
+ free_irq(mcbsp->rx_irq, (void *)mcbsp);
free_irq(mcbsp->tx_irq, (void *)mcbsp);
}
MCBSP_WRITE(mcbsp, SPCR2, w | (1 << 7));
}
- if (cpu_is_omap2430() || cpu_is_omap34xx()) {
+ if (cpu_is_omap2430() || cpu_is_omap34xx() || cpu_is_omap44xx()) {
/* Release the transmitter and receiver */
w = MCBSP_READ_CACHE(mcbsp, XCCR);
w &= ~(tx ? XDISABLE : 0);
/* Reset transmitter */
tx &= 1;
- if (cpu_is_omap2430() || cpu_is_omap34xx()) {
+ if (cpu_is_omap2430() || cpu_is_omap34xx() || cpu_is_omap44xx()) {
w = MCBSP_READ_CACHE(mcbsp, XCCR);
w |= (tx ? XDISABLE : 0);
MCBSP_WRITE(mcbsp, XCCR, w);
/* Reset receiver */
rx &= 1;
- if (cpu_is_omap2430() || cpu_is_omap34xx()) {
+ if (cpu_is_omap2430() || cpu_is_omap34xx() || cpu_is_omap44xx()) {
w = MCBSP_READ_CACHE(mcbsp, RCCR);
w |= (rx ? RDISABLE : 0);
MCBSP_WRITE(mcbsp, RCCR, w);
*/
#include <linux/kernel.h>
+#include <linux/slab.h>
#include <linux/module.h>
#include <linux/gpio.h>
#include <linux/mfd/core.h>
wm8994_set_bits(wm8994, WM8994_GPIO_1 + offset, WM8994_GPN_LVL, value);
}
+ static int wm8994_gpio_to_irq(struct gpio_chip *chip, unsigned offset)
+ {
+ struct wm8994_gpio *wm8994_gpio = to_wm8994_gpio(chip);
+ struct wm8994 *wm8994 = wm8994_gpio->wm8994;
+
+ if (!wm8994->irq_base)
+ return -EINVAL;
+
+ return wm8994->irq_base + offset;
+ }
+
+
#ifdef CONFIG_DEBUG_FS
static void wm8994_gpio_dbg_show(struct seq_file *s, struct gpio_chip *chip)
{
#include <linux/kernel.h>
#include <linux/module.h>
+#include <linux/slab.h>
#include <linux/i2c.h>
#include <linux/delay.h>
#include <linux/mfd/core.h>
{ .name = "wm8994-ldo", .id = 2 },
};
+ static struct resource wm8994_codec_resources[] = {
+ {
+ .start = WM8994_IRQ_TEMP_SHUT,
+ .end = WM8994_IRQ_TEMP_WARN,
+ .flags = IORESOURCE_IRQ,
+ },
+ };
+
+ static struct resource wm8994_gpio_resources[] = {
+ {
+ .start = WM8994_IRQ_GPIO(1),
+ .end = WM8994_IRQ_GPIO(11),
+ .flags = IORESOURCE_IRQ,
+ },
+ };
+
static struct mfd_cell wm8994_devs[] = {
- { .name = "wm8994-codec" },
- { .name = "wm8994-gpio" },
+ {
+ .name = "wm8994-codec",
+ .num_resources = ARRAY_SIZE(wm8994_codec_resources),
+ .resources = wm8994_codec_resources,
+ },
+
+ {
+ .name = "wm8994-gpio",
+ .num_resources = ARRAY_SIZE(wm8994_gpio_resources),
+ .resources = wm8994_gpio_resources,
+ },
};
/*
return ret;
}
+ ret = wm8994_write(wm8994, WM8994_INTERRUPT_STATUS_1_MASK,
+ WM8994_NUM_IRQ_REGS * 2, &wm8994->irq_masks_cur);
+ if (ret < 0)
+ dev_err(dev, "Failed to restore interrupt masks: %d\n", ret);
+
ret = wm8994_write(wm8994, WM8994_LDO_1, WM8994_NUM_LDO_REGS * 2,
&wm8994->ldo_regs);
if (ret < 0)
if (pdata) {
+ wm8994->irq_base = pdata->irq_base;
wm8994->gpio_base = pdata->gpio_base;
/* GPIO configuration is only applied if it's non-zero */
WM8994_LDO1_DISCH, 0);
}
+ wm8994_irq_init(wm8994);
+
ret = mfd_add_devices(wm8994->dev, -1,
wm8994_devs, ARRAY_SIZE(wm8994_devs),
NULL, 0);
if (ret != 0) {
dev_err(wm8994->dev, "Failed to add children: %d\n", ret);
- goto err_enable;
+ goto err_irq;
}
return 0;
+ err_irq:
+ wm8994_irq_exit(wm8994);
err_enable:
regulator_bulk_disable(ARRAY_SIZE(wm8994_main_supplies),
wm8994->supplies);
static void wm8994_device_exit(struct wm8994 *wm8994)
{
mfd_remove_devices(wm8994->dev);
+ wm8994_irq_exit(wm8994);
regulator_bulk_disable(ARRAY_SIZE(wm8994_main_supplies),
wm8994->supplies);
regulator_bulk_free(ARRAY_SIZE(wm8994_main_supplies), wm8994->supplies);
wm8994->control_data = i2c;
wm8994->read_dev = wm8994_i2c_read_device;
wm8994->write_dev = wm8994_i2c_write_device;
+ wm8994->irq = i2c->irq;
return wm8994_device_init(wm8994, id->driver_data, i2c->irq);
}
*/
#include <linux/init.h>
+#include <linux/slab.h>
#include <linux/module.h>
#include <linux/kernel.h>
#include <linux/device.h>
mutex_init(&codec->mutex);
INIT_LIST_HEAD(&codec->dapm_widgets);
INIT_LIST_HEAD(&codec->dapm_paths);
- codec->private_data = ad1836;
+ snd_soc_codec_set_drvdata(codec, ad1836);
codec->reg_cache = ad1836->reg_cache;
codec->reg_cache_size = AD1836_NUM_REGS;
codec->name = "AD1836";
*/
#include <linux/module.h>
+#include <linux/slab.h>
#include <sound/core.h>
#include <sound/soc.h>
#include <sound/initval.h>
codec->owner = THIS_MODULE;
codec->dai = &ak4104_dai;
codec->num_dai = 1;
- codec->private_data = ak4104;
+ snd_soc_codec_set_drvdata(codec, ak4104);
codec->control_data = spi;
codec->reg_cache = ak4104->reg_cache;
codec->reg_cache_size = AK4104_NUM_REGS;
#include <linux/pm.h>
#include <linux/i2c.h>
#include <linux/platform_device.h>
+#include <linux/slab.h>
#include <sound/core.h>
#include <sound/pcm.h>
#include <sound/pcm_params.h>
int clk_id, unsigned int freq, int dir)
{
struct snd_soc_codec *codec = codec_dai->codec;
- struct ak4535_priv *ak4535 = codec->private_data;
+ struct ak4535_priv *ak4535 = snd_soc_codec_get_drvdata(codec);
ak4535->sysclk = freq;
return 0;
struct snd_soc_pcm_runtime *rtd = substream->private_data;
struct snd_soc_device *socdev = rtd->socdev;
struct snd_soc_codec *codec = socdev->card->codec;
- struct ak4535_priv *ak4535 = codec->private_data;
+ struct ak4535_priv *ak4535 = snd_soc_codec_get_drvdata(codec);
u8 mode2 = ak4535_read_reg_cache(codec, AK4535_MODE2) & ~(0x3 << 5);
int rate = params_rate(params), fs = 256;
struct snd_soc_codec *codec = socdev->card->codec;
ak4535_sync(codec);
ak4535_set_bias_level(codec, SND_SOC_BIAS_STANDBY);
- ak4535_set_bias_level(codec, codec->suspend_bias_level);
return 0;
}
return -ENOMEM;
}
- codec->private_data = ak4535;
+ snd_soc_codec_set_drvdata(codec, ak4535);
socdev->card->codec = codec;
mutex_init(&codec->mutex);
INIT_LIST_HEAD(&codec->dapm_widgets);
#endif
if (ret != 0) {
- kfree(codec->private_data);
+ kfree(snd_soc_codec_get_drvdata(codec));
kfree(codec);
}
return ret;
i2c_unregister_device(codec->control_data);
i2c_del_driver(&ak4535_i2c_driver);
#endif
- kfree(codec->private_data);
+ kfree(snd_soc_codec_get_drvdata(codec));
kfree(codec);
return 0;
#include <linux/pm.h>
#include <linux/i2c.h>
#include <linux/platform_device.h>
+#include <linux/slab.h>
#include <sound/core.h>
#include <sound/pcm.h>
#include <sound/pcm_params.h>
#define AK4642_CACHEREGNUM 0x25
+ /* PW_MGMT2 */
+ #define HPMTN (1 << 6)
+ #define PMHPL (1 << 5)
+ #define PMHPR (1 << 4)
+ #define MS (1 << 3) /* master/slave select */
+ #define MCKO (1 << 1)
+ #define PMPLL (1 << 0)
+
+ #define PMHP_MASK (PMHPL | PMHPR)
+ #define PMHP PMHP_MASK
+
+ /* MD_CTL1 */
+ #define PLL3 (1 << 7)
+ #define PLL2 (1 << 6)
+ #define PLL1 (1 << 5)
+ #define PLL0 (1 << 4)
+ #define PLL_MASK (PLL3 | PLL2 | PLL1 | PLL0)
+
+ #define BCKO_MASK (1 << 3)
+ #define BCKO_64 BCKO_MASK
+
+ /* MD_CTL2 */
+ #define FS0 (1 << 0)
+ #define FS1 (1 << 1)
+ #define FS2 (1 << 2)
+ #define FS3 (1 << 5)
+ #define FS_MASK (FS0 | FS1 | FS2 | FS3)
+
struct snd_soc_codec_device soc_codec_dev_ak4642;
/* codec private data */
struct ak4642_priv {
struct snd_soc_codec codec;
- unsigned int sysclk;
};
static struct snd_soc_codec *ak4642_codec;
*
* PLL, Master Mode
* Audio I/F Format :MSB justified (ADC & DAC)
- * Sampling Frequency: 44.1kHz
- * Digital Volume: −8dB
+ * Digital Volume: -8dB
* Bass Boost Level : Middle
*
* This operation came from example code of
* "ASAHI KASEI AK4642" (japanese) manual p97.
- *
- * Example code use 0x39, 0x79 value for 0x01 address,
- * But we need MCKO (0x02) bit now
*/
- ak4642_write(codec, 0x05, 0x27);
ak4642_write(codec, 0x0f, 0x09);
ak4642_write(codec, 0x0e, 0x19);
ak4642_write(codec, 0x09, 0x91);
ak4642_write(codec, 0x0a, 0x28);
ak4642_write(codec, 0x0d, 0x28);
ak4642_write(codec, 0x00, 0x64);
- ak4642_write(codec, 0x01, 0x3b); /* + MCKO bit */
- ak4642_write(codec, 0x01, 0x7b); /* + MCKO bit */
+ snd_soc_update_bits(codec, PW_MGMT2, PMHP_MASK, PMHP);
+ snd_soc_update_bits(codec, PW_MGMT2, HPMTN, HPMTN);
} else {
/*
* start stereo input
*
* PLL Master Mode
* Audio I/F Format:MSB justified (ADC & DAC)
- * Sampling Frequency:44.1kHz
* Pre MIC AMP:+20dB
* MIC Power On
* ALC setting:Refer to Table 35
* This operation came from example code of
* "ASAHI KASEI AK4642" (japanese) manual p94.
*/
- ak4642_write(codec, 0x05, 0x27);
ak4642_write(codec, 0x02, 0x05);
ak4642_write(codec, 0x06, 0x3c);
ak4642_write(codec, 0x08, 0xe1);
if (is_play) {
/* stop headphone output */
- ak4642_write(codec, 0x01, 0x3b);
- ak4642_write(codec, 0x01, 0x0b);
+ snd_soc_update_bits(codec, PW_MGMT2, HPMTN, 0);
+ snd_soc_update_bits(codec, PW_MGMT2, PMHP_MASK, 0);
ak4642_write(codec, 0x00, 0x40);
ak4642_write(codec, 0x0e, 0x11);
ak4642_write(codec, 0x0f, 0x08);
int clk_id, unsigned int freq, int dir)
{
struct snd_soc_codec *codec = codec_dai->codec;
- struct ak4642_priv *ak4642 = codec->private_data;
+ u8 pll;
+
+ switch (freq) {
+ case 11289600:
+ pll = PLL2;
+ break;
+ case 12288000:
+ pll = PLL2 | PLL0;
+ break;
+ case 12000000:
+ pll = PLL2 | PLL1;
+ break;
+ case 24000000:
+ pll = PLL2 | PLL1 | PLL0;
+ break;
+ case 13500000:
+ pll = PLL3 | PLL2;
+ break;
+ case 27000000:
+ pll = PLL3 | PLL2 | PLL0;
+ break;
+ default:
+ return -EINVAL;
+ }
+ snd_soc_update_bits(codec, MD_CTL1, PLL_MASK, pll);
+
+ return 0;
+ }
+
+ static int ak4642_dai_set_fmt(struct snd_soc_dai *dai, unsigned int fmt)
+ {
+ struct snd_soc_codec *codec = dai->codec;
+ u8 data;
+ u8 bcko;
+
+ data = MCKO | PMPLL; /* use MCKO */
+ bcko = 0;
+
+ /* set master/slave audio interface */
+ switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) {
+ case SND_SOC_DAIFMT_CBM_CFM:
+ data |= MS;
+ bcko = BCKO_64;
+ break;
+ case SND_SOC_DAIFMT_CBS_CFS:
+ break;
+ default:
+ return -EINVAL;
+ }
+ snd_soc_update_bits(codec, PW_MGMT2, MS, data);
+ snd_soc_update_bits(codec, MD_CTL1, BCKO_MASK, bcko);
+
+ return 0;
+ }
+
+ static int ak4642_dai_hw_params(struct snd_pcm_substream *substream,
+ struct snd_pcm_hw_params *params,
+ struct snd_soc_dai *dai)
+ {
+ struct snd_soc_codec *codec = dai->codec;
+ u8 rate;
+
+ switch (params_rate(params)) {
+ case 7350:
+ rate = FS2;
+ break;
+ case 8000:
+ rate = 0;
+ break;
+ case 11025:
+ rate = FS2 | FS0;
+ break;
+ case 12000:
+ rate = FS0;
+ break;
+ case 14700:
+ rate = FS2 | FS1;
+ break;
+ case 16000:
+ rate = FS1;
+ break;
+ case 22050:
+ rate = FS2 | FS1 | FS0;
+ break;
+ case 24000:
+ rate = FS1 | FS0;
+ break;
+ case 29400:
+ rate = FS3 | FS2 | FS1;
+ break;
+ case 32000:
+ rate = FS3 | FS1;
+ break;
+ case 44100:
+ rate = FS3 | FS2 | FS1 | FS0;
+ break;
+ case 48000:
+ rate = FS3 | FS1 | FS0;
+ break;
+ default:
+ return -EINVAL;
+ break;
+ }
+ snd_soc_update_bits(codec, MD_CTL2, FS_MASK, rate);
- ak4642->sysclk = freq;
return 0;
}
.startup = ak4642_dai_startup,
.shutdown = ak4642_dai_shutdown,
.set_sysclk = ak4642_dai_set_sysclk,
+ .set_fmt = ak4642_dai_set_fmt,
+ .hw_params = ak4642_dai_hw_params,
};
struct snd_soc_dai ak4642_dai = {
.rates = SNDRV_PCM_RATE_8000_48000,
.formats = SNDRV_PCM_FMTBIT_S16_LE },
.ops = &ak4642_dai_ops,
+ .symmetric_rates = 1,
};
EXPORT_SYMBOL_GPL(ak4642_dai);
INIT_LIST_HEAD(&codec->dapm_widgets);
INIT_LIST_HEAD(&codec->dapm_paths);
- codec->private_data = ak4642;
+ snd_soc_codec_set_drvdata(codec, ak4642);
codec->name = "AK4642";
codec->owner = THIS_MODULE;
codec->read = ak4642_read_reg_cache;
goto reg_cache_err;
}
- /*
- * clock setting
- *
- * Audio I/F Format: MSB justified (ADC & DAC)
- * BICK frequency at Master Mode: 64fs
- * Input Master Clock Select at PLL Mode: 11.2896MHz
- * MCKO: Enable
- * Sampling Frequency: 44.1kHz
- *
- * This operation came from example code of
- * "ASAHI KASEI AK4642" (japanese) manual p89.
- *
- * please fix-me
- */
- ak4642_write(codec, 0x01, 0x08);
- ak4642_write(codec, 0x04, 0x4a);
- ak4642_write(codec, 0x05, 0x27);
- ak4642_write(codec, 0x00, 0x40);
- ak4642_write(codec, 0x01, 0x0b);
-
return ret;
reg_cache_err:
#include <linux/init.h>
#include <linux/i2c.h>
#include <linux/delay.h>
+#include <linux/slab.h>
#include <sound/soc.h>
#include <sound/soc-dapm.h>
#include <sound/initval.h>
INIT_LIST_HEAD(&codec->dapm_widgets);
INIT_LIST_HEAD(&codec->dapm_paths);
- codec->private_data = ak4671;
+ snd_soc_codec_set_drvdata(codec, ak4671);
codec->name = "AK4671";
codec->owner = THIS_MODULE;
codec->bias_level = SND_SOC_BIAS_OFF;
#include <linux/module.h>
#include <linux/platform_device.h>
+#include <linux/slab.h>
#include <sound/core.h>
#include <sound/soc.h>
#include <sound/initval.h>
int clk_id, unsigned int freq, int dir)
{
struct snd_soc_codec *codec = codec_dai->codec;
- struct cs4270_private *cs4270 = codec->private_data;
+ struct cs4270_private *cs4270 = snd_soc_codec_get_drvdata(codec);
unsigned int rates = 0;
unsigned int rate_min = -1;
unsigned int rate_max = 0;
unsigned int format)
{
struct snd_soc_codec *codec = codec_dai->codec;
- struct cs4270_private *cs4270 = codec->private_data;
+ struct cs4270_private *cs4270 = snd_soc_codec_get_drvdata(codec);
int ret = 0;
/* set DAI format */
struct snd_soc_pcm_runtime *rtd = substream->private_data;
struct snd_soc_device *socdev = rtd->socdev;
struct snd_soc_codec *codec = socdev->card->codec;
- struct cs4270_private *cs4270 = codec->private_data;
+ struct cs4270_private *cs4270 = snd_soc_codec_get_drvdata(codec);
int ret;
unsigned int i;
unsigned int rate;
static int cs4270_dai_mute(struct snd_soc_dai *dai, int mute)
{
struct snd_soc_codec *codec = dai->codec;
- struct cs4270_private *cs4270 = codec->private_data;
+ struct cs4270_private *cs4270 = snd_soc_codec_get_drvdata(codec);
int reg6;
reg6 = snd_soc_read(codec, CS4270_MUTE);
struct snd_ctl_elem_value *ucontrol)
{
struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol);
- struct cs4270_private *cs4270 = codec->private_data;
+ struct cs4270_private *cs4270 = snd_soc_codec_get_drvdata(codec);
int left = !ucontrol->value.integer.value[0];
int right = !ucontrol->value.integer.value[1];
{
struct snd_soc_device *socdev = platform_get_drvdata(pdev);
struct snd_soc_codec *codec = cs4270_codec;
- struct cs4270_private *cs4270 = codec->private_data;
+ struct cs4270_private *cs4270 = snd_soc_codec_get_drvdata(codec);
int i, ret;
/* Connect the codec to the socdev. snd_soc_new_pcms() needs this. */
{
struct snd_soc_device *socdev = platform_get_drvdata(pdev);
struct snd_soc_codec *codec = cs4270_codec;
- struct cs4270_private *cs4270 = codec->private_data;
+ struct cs4270_private *cs4270 = snd_soc_codec_get_drvdata(codec);
snd_soc_free_pcms(socdev);
regulator_bulk_disable(ARRAY_SIZE(cs4270->supplies), cs4270->supplies);
codec->owner = THIS_MODULE;
codec->dai = &cs4270_dai;
codec->num_dai = 1;
- codec->private_data = cs4270;
+ snd_soc_codec_set_drvdata(codec, cs4270);
codec->control_data = i2c_client;
codec->read = cs4270_read_reg_cache;
codec->write = cs4270_i2c_write;
static int cs4270_soc_suspend(struct platform_device *pdev, pm_message_t mesg)
{
struct snd_soc_codec *codec = cs4270_codec;
- struct cs4270_private *cs4270 = codec->private_data;
+ struct cs4270_private *cs4270 = snd_soc_codec_get_drvdata(codec);
int reg, ret;
reg = snd_soc_read(codec, CS4270_PWRCTL) | CS4270_PWRCTL_PDN_ALL;
static int cs4270_soc_resume(struct platform_device *pdev)
{
struct snd_soc_codec *codec = cs4270_codec;
- struct cs4270_private *cs4270 = codec->private_data;
+ struct cs4270_private *cs4270 = snd_soc_codec_get_drvdata(codec);
struct i2c_client *i2c_client = codec->control_data;
int reg;
*/
#include <linux/tty.h>
+#include <linux/slab.h>
#include <sound/core.h>
#include <sound/initval.h>
codec->name = "CX20442";
codec->owner = THIS_MODULE;
- codec->private_data = cx20442;
+ snd_soc_codec_set_drvdata(codec, cx20442);
codec->dai = &cx20442_dai;
codec->num_dai = 1;
#include <linux/pm.h>
#include <linux/i2c.h>
#include <linux/platform_device.h>
+#include <linux/slab.h>
#include <sound/core.h>
#include <sound/pcm.h>
#include <sound/pcm_params.h>
#define DA7210_DAI_SRC_SEL 0x25
#define DA7210_DAI_CFG1 0x26
#define DA7210_DAI_CFG3 0x28
+ #define DA7210_PLL_DIV1 0x29
+ #define DA7210_PLL_DIV2 0x2A
#define DA7210_PLL_DIV3 0x2B
#define DA7210_PLL 0x2C
+ #define DA7210_A_HID_UNLOCK 0x8A
+ #define DA7210_A_TEST_UNLOCK 0x8B
+ #define DA7210_A_PLL1 0x90
+ #define DA7210_A_CP_MODE 0xA7
/* STARTUP1 bit fields */
#define DA7210_SC_MST_EN (1 << 0)
/* INMIX_R bit fields */
#define DA7210_IN_R_EN (1 << 7)
- /* ADC_HPF bit fields */
- #define DA7210_ADC_VOICE_EN (1 << 7)
-
/* ADC bit fields */
#define DA7210_ADC_L_EN (1 << 3)
#define DA7210_ADC_R_EN (1 << 7)
- /* DAC_HPF fields */
- #define DA7210_DAC_VOICE_EN (1 << 7)
+ /* DAC/ADC HPF fields */
+ #define DA7210_VOICE_F0_MASK (0x7 << 4)
+ #define DA7210_VOICE_F0_25 (1 << 4)
+ #define DA7210_VOICE_EN (1 << 7)
/* DAC_SEL bit fields */
#define DA7210_DAC_L_SRC_DAI_L (4 << 0)
#define DA7210_PLL_BYP (1 << 6)
/* PLL bit fields */
- #define DA7210_PLL_FS_48000 (11 << 0)
+ #define DA7210_PLL_FS_MASK (0xF << 0)
+ #define DA7210_PLL_FS_8000 (0x1 << 0)
+ #define DA7210_PLL_FS_11025 (0x2 << 0)
+ #define DA7210_PLL_FS_12000 (0x3 << 0)
+ #define DA7210_PLL_FS_16000 (0x5 << 0)
+ #define DA7210_PLL_FS_22050 (0x6 << 0)
+ #define DA7210_PLL_FS_24000 (0x7 << 0)
+ #define DA7210_PLL_FS_32000 (0x9 << 0)
+ #define DA7210_PLL_FS_44100 (0xA << 0)
+ #define DA7210_PLL_FS_48000 (0xB << 0)
+ #define DA7210_PLL_FS_88200 (0xE << 0)
+ #define DA7210_PLL_FS_96000 (0xF << 0)
+ #define DA7210_PLL_EN (0x1 << 7)
#define DA7210_VERSION "0.0.1"
static inline u32 da7210_read_reg_cache(struct snd_soc_codec *codec, u32 reg)
{
u8 *cache = codec->reg_cache;
- BUG_ON(reg > ARRAY_SIZE(da7210_reg));
+ BUG_ON(reg >= ARRAY_SIZE(da7210_reg));
return cache[reg];
}
struct snd_soc_device *socdev = rtd->socdev;
struct snd_soc_codec *codec = socdev->card->codec;
u32 dai_cfg1;
- u32 reg, mask;
+ u32 hpf_reg, hpf_mask, hpf_value;
+ u32 fs, bypass;
/* set DAI source to Left and Right ADC */
da7210_write(codec, DA7210_DAI_SRC_SEL,
da7210_write(codec, DA7210_DAI_CFG1, dai_cfg1);
- /* FIXME
- *
- * It support 48K only now
- */
+ hpf_reg = (SNDRV_PCM_STREAM_PLAYBACK == substream->stream) ?
+ DA7210_DAC_HPF : DA7210_ADC_HPF;
+
switch (params_rate(params)) {
+ case 8000:
+ fs = DA7210_PLL_FS_8000;
+ hpf_mask = DA7210_VOICE_F0_MASK | DA7210_VOICE_EN;
+ hpf_value = DA7210_VOICE_F0_25 | DA7210_VOICE_EN;
+ bypass = DA7210_PLL_BYP;
+ break;
+ case 11025:
+ fs = DA7210_PLL_FS_11025;
+ hpf_mask = DA7210_VOICE_F0_MASK | DA7210_VOICE_EN;
+ hpf_value = DA7210_VOICE_F0_25 | DA7210_VOICE_EN;
+ bypass = 0;
+ break;
+ case 12000:
+ fs = DA7210_PLL_FS_12000;
+ hpf_mask = DA7210_VOICE_F0_MASK | DA7210_VOICE_EN;
+ hpf_value = DA7210_VOICE_F0_25 | DA7210_VOICE_EN;
+ bypass = DA7210_PLL_BYP;
+ break;
+ case 16000:
+ fs = DA7210_PLL_FS_16000;
+ hpf_mask = DA7210_VOICE_F0_MASK | DA7210_VOICE_EN;
+ hpf_value = DA7210_VOICE_F0_25 | DA7210_VOICE_EN;
+ bypass = DA7210_PLL_BYP;
+ break;
+ case 22050:
+ fs = DA7210_PLL_FS_22050;
+ hpf_mask = DA7210_VOICE_EN;
+ hpf_value = 0;
+ bypass = 0;
+ break;
+ case 32000:
+ fs = DA7210_PLL_FS_32000;
+ hpf_mask = DA7210_VOICE_EN;
+ hpf_value = 0;
+ bypass = DA7210_PLL_BYP;
+ break;
+ case 44100:
+ fs = DA7210_PLL_FS_44100;
+ hpf_mask = DA7210_VOICE_EN;
+ hpf_value = 0;
+ bypass = 0;
+ break;
case 48000:
- if (SNDRV_PCM_STREAM_PLAYBACK == substream->stream) {
- reg = DA7210_DAC_HPF;
- mask = DA7210_DAC_VOICE_EN;
- } else {
- reg = DA7210_ADC_HPF;
- mask = DA7210_ADC_VOICE_EN;
- }
+ fs = DA7210_PLL_FS_48000;
+ hpf_mask = DA7210_VOICE_EN;
+ hpf_value = 0;
+ bypass = DA7210_PLL_BYP;
+ break;
+ case 88200:
+ fs = DA7210_PLL_FS_88200;
+ hpf_mask = DA7210_VOICE_EN;
+ hpf_value = 0;
+ bypass = 0;
+ break;
+ case 96000:
+ fs = DA7210_PLL_FS_96000;
+ hpf_mask = DA7210_VOICE_EN;
+ hpf_value = 0;
+ bypass = DA7210_PLL_BYP;
break;
default:
return -EINVAL;
}
- snd_soc_update_bits(codec, reg, mask, 0);
+ /* Disable active mode */
+ snd_soc_update_bits(codec, DA7210_STARTUP1, DA7210_SC_MST_EN, 0);
+
+ snd_soc_update_bits(codec, hpf_reg, hpf_mask, hpf_value);
+ snd_soc_update_bits(codec, DA7210_PLL, DA7210_PLL_FS_MASK, fs);
+ snd_soc_update_bits(codec, DA7210_PLL_DIV3, DA7210_PLL_BYP, bypass);
+
+ /* Enable active mode */
+ snd_soc_update_bits(codec, DA7210_STARTUP1,
+ DA7210_SC_MST_EN, DA7210_SC_MST_EN);
return 0;
}
.formats = DA7210_FORMATS,
},
.ops = &da7210_dai_ops,
+ .symmetric_rates = 1,
};
EXPORT_SYMBOL_GPL(da7210_dai);
INIT_LIST_HEAD(&codec->dapm_widgets);
INIT_LIST_HEAD(&codec->dapm_paths);
- codec->private_data = da7210;
+ snd_soc_codec_set_drvdata(codec, da7210);
codec->name = "DA7210";
codec->owner = THIS_MODULE;
codec->read = da7210_read;
/* FIXME
*
* This driver use fixed value here
+ * And below settings expects MCLK = 12.288MHz
+ *
+ * When you select different MCLK, please check...
+ * DA7210_PLL_DIV1 val
+ * DA7210_PLL_DIV2 val
+ * DA7210_PLL_DIV3 val
+ * DA7210_PLL_DIV3 :: DA7210_MCLK_RANGExxx
*/
/*
+ * make sure that DA7210 use bypass mode before start up
+ */
+ da7210_write(codec, DA7210_STARTUP1, 0);
+ da7210_write(codec, DA7210_PLL_DIV3,
+ DA7210_MCLK_RANGE_10_20_MHZ | DA7210_PLL_BYP);
+
+ /*
* ADC settings
*/
/* Diable PLL and bypass it */
da7210_write(codec, DA7210_PLL, DA7210_PLL_FS_48000);
- /* Bypass PLL and set MCLK freq rang to 10-20MHz */
- da7210_write(codec, DA7210_PLL_DIV3,
+ /*
+ * If 48kHz sound came, it use bypass mode,
+ * and when it is 44.1kHz, it use PLL.
+ *
+ * This time, this driver sets PLL always ON
+ * and controls bypass/PLL mode by switching
+ * DA7210_PLL_DIV3 :: DA7210_PLL_BYP bit.
+ * see da7210_hw_params
+ */
+ da7210_write(codec, DA7210_PLL_DIV1, 0xE5); /* MCLK = 12.288MHz */
+ da7210_write(codec, DA7210_PLL_DIV2, 0x99);
+ da7210_write(codec, DA7210_PLL_DIV3, 0x0A |
DA7210_MCLK_RANGE_10_20_MHZ | DA7210_PLL_BYP);
+ snd_soc_update_bits(codec, DA7210_PLL, DA7210_PLL_EN, DA7210_PLL_EN);
+
+ /* As suggested by Dialog */
+ da7210_write(codec, DA7210_A_HID_UNLOCK, 0x8B); /* unlock */
+ da7210_write(codec, DA7210_A_TEST_UNLOCK, 0xB4);
+ da7210_write(codec, DA7210_A_PLL1, 0x01);
+ da7210_write(codec, DA7210_A_CP_MODE, 0x7C);
+ da7210_write(codec, DA7210_A_HID_UNLOCK, 0x00); /* re-lock */
+ da7210_write(codec, DA7210_A_TEST_UNLOCK, 0x00);
/* Activate all enabled subsystem */
da7210_write(codec, DA7210_STARTUP1, DA7210_SC_MST_EN);
#include <linux/pm.h>
#include <linux/i2c.h>
#include <linux/platform_device.h>
+#include <linux/slab.h>
#include <sound/core.h>
#include <sound/pcm.h>
#include <sound/pcm_params.h>
SOC_DOUBLE_R("Capture Switch", SSM2602_LINVOL, SSM2602_RINVOL, 7, 1, 1),
SOC_SINGLE("Mic Boost (+20dB)", SSM2602_APANA, 0, 1, 0),
+ SOC_SINGLE("Mic Boost2 (+20dB)", SSM2602_APANA, 7, 1, 0),
SOC_SINGLE("Mic Switch", SSM2602_APANA, 1, 1, 1),
SOC_SINGLE("Sidetone Playback Volume", SSM2602_APANA, 6, 3, 1),
struct snd_soc_pcm_runtime *rtd = substream->private_data;
struct snd_soc_device *socdev = rtd->socdev;
struct snd_soc_codec *codec = socdev->card->codec;
- struct ssm2602_priv *ssm2602 = codec->private_data;
+ struct ssm2602_priv *ssm2602 = snd_soc_codec_get_drvdata(codec);
struct i2c_client *i2c = codec->control_data;
u16 iface = ssm2602_read_reg_cache(codec, SSM2602_IFACE) & 0xfff3;
int i = get_coeff(ssm2602->sysclk, params_rate(params));
struct snd_soc_pcm_runtime *rtd = substream->private_data;
struct snd_soc_device *socdev = rtd->socdev;
struct snd_soc_codec *codec = socdev->card->codec;
- struct ssm2602_priv *ssm2602 = codec->private_data;
+ struct ssm2602_priv *ssm2602 = snd_soc_codec_get_drvdata(codec);
struct i2c_client *i2c = codec->control_data;
struct snd_pcm_runtime *master_runtime;
struct snd_soc_pcm_runtime *rtd = substream->private_data;
struct snd_soc_device *socdev = rtd->socdev;
struct snd_soc_codec *codec = socdev->card->codec;
- struct ssm2602_priv *ssm2602 = codec->private_data;
+ struct ssm2602_priv *ssm2602 = snd_soc_codec_get_drvdata(codec);
/* deactivate */
if (!codec->active)
int clk_id, unsigned int freq, int dir)
{
struct snd_soc_codec *codec = codec_dai->codec;
- struct ssm2602_priv *ssm2602 = codec->private_data;
+ struct ssm2602_priv *ssm2602 = snd_soc_codec_get_drvdata(codec);
switch (freq) {
case 11289600:
case 12000000:
codec->hw_write(codec->control_data, data, 2);
}
ssm2602_set_bias_level(codec, SND_SOC_BIAS_STANDBY);
- ssm2602_set_bias_level(codec, codec->suspend_bias_level);
return 0;
}
reg = ssm2602_read_reg_cache(codec, SSM2602_ROUT1V);
ssm2602_write(codec, SSM2602_ROUT1V, reg | ROUT1V_RLHP_BOTH);
/*select Line in as default input*/
- ssm2602_write(codec, SSM2602_APANA,
- APANA_ENABLE_MIC_BOOST2 | APANA_SELECT_DAC |
+ ssm2602_write(codec, SSM2602_APANA, APANA_SELECT_DAC |
APANA_ENABLE_MIC_BOOST);
ssm2602_write(codec, SSM2602_PWR, 0);
return -ENOMEM;
}
- codec->private_data = ssm2602;
+ snd_soc_codec_set_drvdata(codec, ssm2602);
socdev->card->codec = codec;
mutex_init(&codec->mutex);
INIT_LIST_HEAD(&codec->dapm_widgets);
i2c_unregister_device(codec->control_data);
i2c_del_driver(&ssm2602_i2c_driver);
#endif
- kfree(codec->private_data);
+ kfree(snd_soc_codec_get_drvdata(codec));
kfree(codec);
return 0;
*/
#include <linux/init.h>
+#include <linux/slab.h>
#include <linux/module.h>
#include <linux/device.h>
#include <sound/core.h>
}
stac9766_set_bias_level(codec, SND_SOC_BIAS_STANDBY);
- if (codec->suspend_bias_level == SND_SOC_BIAS_ON)
- stac9766_set_bias_level(codec, SND_SOC_BIAS_ON);
-
return 0;
}
pcm_err:
snd_soc_free_ac97_codec(codec);
codec_err:
- kfree(codec->private_data);
+ kfree(snd_soc_codec_get_drvdata(codec));
cache_err:
kfree(socdev->card->codec);
socdev->card->codec = NULL;
#include <linux/pm.h>
#include <linux/i2c.h>
#include <linux/platform_device.h>
+#include <linux/slab.h>
#include <sound/core.h>
#include <sound/pcm.h>
#include <sound/pcm_params.h>
}
tlv320aic23_set_bias_level(codec, SND_SOC_BIAS_STANDBY);
- tlv320aic23_set_bias_level(codec, codec->suspend_bias_level);
return 0;
}
#include <linux/device.h>
#include <linux/sysfs.h>
#include <linux/spi/spi.h>
+#include <linux/slab.h>
#include <sound/core.h>
#include <sound/pcm.h>
#include <sound/pcm_params.h>
static unsigned int aic26_reg_read(struct snd_soc_codec *codec,
unsigned int reg)
{
- struct aic26 *aic26 = codec->private_data;
+ struct aic26 *aic26 = snd_soc_codec_get_drvdata(codec);
u16 *cache = codec->reg_cache;
u16 cmd, value;
u8 buffer[2];
static int aic26_reg_write(struct snd_soc_codec *codec, unsigned int reg,
unsigned int value)
{
- struct aic26 *aic26 = codec->private_data;
+ struct aic26 *aic26 = snd_soc_codec_get_drvdata(codec);
u16 *cache = codec->reg_cache;
u16 cmd;
u8 buffer[4];
struct snd_soc_pcm_runtime *rtd = substream->private_data;
struct snd_soc_device *socdev = rtd->socdev;
struct snd_soc_codec *codec = socdev->card->codec;
- struct aic26 *aic26 = codec->private_data;
+ struct aic26 *aic26 = snd_soc_codec_get_drvdata(codec);
int fsref, divisor, wlen, pval, jval, dval, qval;
u16 reg;
static int aic26_mute(struct snd_soc_dai *dai, int mute)
{
struct snd_soc_codec *codec = dai->codec;
- struct aic26 *aic26 = codec->private_data;
+ struct aic26 *aic26 = snd_soc_codec_get_drvdata(codec);
u16 reg = aic26_reg_read_cache(codec, AIC26_REG_DAC_GAIN);
dev_dbg(&aic26->spi->dev, "aic26_mute(dai=%p, mute=%i)\n",
int clk_id, unsigned int freq, int dir)
{
struct snd_soc_codec *codec = codec_dai->codec;
- struct aic26 *aic26 = codec->private_data;
+ struct aic26 *aic26 = snd_soc_codec_get_drvdata(codec);
dev_dbg(&aic26->spi->dev, "aic26_set_sysclk(dai=%p, clk_id==%i,"
" freq=%i, dir=%i)\n",
static int aic26_set_fmt(struct snd_soc_dai *codec_dai, unsigned int fmt)
{
struct snd_soc_codec *codec = codec_dai->codec;
- struct aic26 *aic26 = codec->private_data;
+ struct aic26 *aic26 = snd_soc_codec_get_drvdata(codec);
dev_dbg(&aic26->spi->dev, "aic26_set_fmt(dai=%p, fmt==%i)\n",
codec_dai, fmt);
/* Setup what we can in the codec structure so that the register
* access functions will work as expected. More will be filled
* out when it is probed by the SoC CODEC part of this driver */
- aic26->codec.private_data = aic26;
+ snd_soc_codec_set_drvdata(&aic26->codec, aic26);
aic26->codec.name = "aic26";
aic26->codec.owner = THIS_MODULE;
aic26->codec.dai = &aic26_dai;
#include <linux/delay.h>
#include <linux/pm.h>
#include <linux/i2c.h>
+ #include <linux/gpio.h>
+ #include <linux/regulator/consumer.h>
#include <linux/platform_device.h>
+#include <linux/slab.h>
#include <sound/core.h>
#include <sound/pcm.h>
#include <sound/pcm_params.h>
#include <sound/soc-dapm.h>
#include <sound/initval.h>
#include <sound/tlv.h>
+ #include <sound/tlv320aic3x.h>
#include "tlv320aic3x.h"
- #define AIC3X_VERSION "0.2"
+ #define AIC3X_NUM_SUPPLIES 4
+ static const char *aic3x_supply_names[AIC3X_NUM_SUPPLIES] = {
+ "IOVDD", /* I/O Voltage */
+ "DVDD", /* Digital Core Voltage */
+ "AVDD", /* Analog DAC Voltage */
+ "DRVDD", /* ADC Analog and Output Driver Voltage */
+ };
/* codec private data */
struct aic3x_priv {
struct snd_soc_codec codec;
+ struct regulator_bulk_data supplies[AIC3X_NUM_SUPPLIES];
unsigned int sysclk;
int master;
+ int gpio_reset;
};
/*
struct snd_soc_pcm_runtime *rtd = substream->private_data;
struct snd_soc_device *socdev = rtd->socdev;
struct snd_soc_codec *codec = socdev->card->codec;
- struct aic3x_priv *aic3x = codec->private_data;
+ struct aic3x_priv *aic3x = snd_soc_codec_get_drvdata(codec);
int codec_clk = 0, bypass_pll = 0, fsref, last_clk = 0;
u8 data, j, r, p, pll_q, pll_p = 1, pll_r = 1, pll_j = 1;
u16 d, pll_d = 1;
int clk_id, unsigned int freq, int dir)
{
struct snd_soc_codec *codec = codec_dai->codec;
- struct aic3x_priv *aic3x = codec->private_data;
+ struct aic3x_priv *aic3x = snd_soc_codec_get_drvdata(codec);
aic3x->sysclk = freq;
return 0;
unsigned int fmt)
{
struct snd_soc_codec *codec = codec_dai->codec;
- struct aic3x_priv *aic3x = codec->private_data;
+ struct aic3x_priv *aic3x = snd_soc_codec_get_drvdata(codec);
u8 iface_areg, iface_breg;
int delay = 0;
static int aic3x_set_bias_level(struct snd_soc_codec *codec,
enum snd_soc_bias_level level)
{
- struct aic3x_priv *aic3x = codec->private_data;
+ struct aic3x_priv *aic3x = snd_soc_codec_get_drvdata(codec);
u8 reg;
switch (level) {
case SND_SOC_BIAS_ON:
- /* all power is driven by DAPM system */
+ break;
+ case SND_SOC_BIAS_PREPARE:
if (aic3x->master) {
/* enable pll */
reg = aic3x_read_reg_cache(codec, AIC3X_PLL_PROGA_REG);
reg | PLL_ENABLE);
}
break;
- case SND_SOC_BIAS_PREPARE:
- break;
case SND_SOC_BIAS_STANDBY:
- /*
- * all power is driven by DAPM system,
- * so output power is safe if bypass was set
- */
- if (aic3x->master) {
- /* disable pll */
- reg = aic3x_read_reg_cache(codec, AIC3X_PLL_PROGA_REG);
- aic3x_write(codec, AIC3X_PLL_PROGA_REG,
- reg & ~PLL_ENABLE);
- }
- break;
+ /* fall through and disable pll */
case SND_SOC_BIAS_OFF:
- /* force all power off */
- reg = aic3x_read_reg_cache(codec, LINE1L_2_LADC_CTRL);
- aic3x_write(codec, LINE1L_2_LADC_CTRL, reg & ~LADC_PWR_ON);
- reg = aic3x_read_reg_cache(codec, LINE1R_2_RADC_CTRL);
- aic3x_write(codec, LINE1R_2_RADC_CTRL, reg & ~RADC_PWR_ON);
-
- reg = aic3x_read_reg_cache(codec, DAC_PWR);
- aic3x_write(codec, DAC_PWR, reg & ~(LDAC_PWR_ON | RDAC_PWR_ON));
-
- reg = aic3x_read_reg_cache(codec, HPLOUT_CTRL);
- aic3x_write(codec, HPLOUT_CTRL, reg & ~HPLOUT_PWR_ON);
- reg = aic3x_read_reg_cache(codec, HPROUT_CTRL);
- aic3x_write(codec, HPROUT_CTRL, reg & ~HPROUT_PWR_ON);
-
- reg = aic3x_read_reg_cache(codec, HPLCOM_CTRL);
- aic3x_write(codec, HPLCOM_CTRL, reg & ~HPLCOM_PWR_ON);
- reg = aic3x_read_reg_cache(codec, HPRCOM_CTRL);
- aic3x_write(codec, HPRCOM_CTRL, reg & ~HPRCOM_PWR_ON);
-
- reg = aic3x_read_reg_cache(codec, MONOLOPM_CTRL);
- aic3x_write(codec, MONOLOPM_CTRL, reg & ~MONOLOPM_PWR_ON);
-
- reg = aic3x_read_reg_cache(codec, LLOPM_CTRL);
- aic3x_write(codec, LLOPM_CTRL, reg & ~LLOPM_PWR_ON);
- reg = aic3x_read_reg_cache(codec, RLOPM_CTRL);
- aic3x_write(codec, RLOPM_CTRL, reg & ~RLOPM_PWR_ON);
-
if (aic3x->master) {
/* disable pll */
reg = aic3x_read_reg_cache(codec, AIC3X_PLL_PROGA_REG);
codec->hw_write(codec->control_data, data, 2);
}
- aic3x_set_bias_level(codec, codec->suspend_bias_level);
+ aic3x_set_bias_level(codec, SND_SOC_BIAS_STANDBY);
return 0;
}
snd_soc_unregister_dai(&aic3x_dai);
snd_soc_unregister_codec(&aic3x->codec);
+ if (aic3x->gpio_reset >= 0) {
+ gpio_set_value(aic3x->gpio_reset, 0);
+ gpio_free(aic3x->gpio_reset);
+ }
+ regulator_bulk_disable(ARRAY_SIZE(aic3x->supplies), aic3x->supplies);
+ regulator_bulk_free(ARRAY_SIZE(aic3x->supplies), aic3x->supplies);
+
kfree(aic3x);
aic3x_codec = NULL;
{
struct snd_soc_codec *codec;
struct aic3x_priv *aic3x;
+ struct aic3x_pdata *pdata = i2c->dev.platform_data;
+ int ret, i;
aic3x = kzalloc(sizeof(struct aic3x_priv), GFP_KERNEL);
if (aic3x == NULL) {
codec = &aic3x->codec;
codec->dev = &i2c->dev;
- codec->private_data = aic3x;
+ snd_soc_codec_set_drvdata(codec, aic3x);
codec->control_data = i2c;
codec->hw_write = (hw_write_t) i2c_master_send;
i2c_set_clientdata(i2c, aic3x);
+ aic3x->gpio_reset = -1;
+ if (pdata && pdata->gpio_reset >= 0) {
+ ret = gpio_request(pdata->gpio_reset, "tlv320aic3x reset");
+ if (ret != 0)
+ goto err_gpio;
+ aic3x->gpio_reset = pdata->gpio_reset;
+ gpio_direction_output(aic3x->gpio_reset, 0);
+ }
+
+ for (i = 0; i < ARRAY_SIZE(aic3x->supplies); i++)
+ aic3x->supplies[i].supply = aic3x_supply_names[i];
+
+ ret = regulator_bulk_get(codec->dev, ARRAY_SIZE(aic3x->supplies),
+ aic3x->supplies);
+ if (ret != 0) {
+ dev_err(codec->dev, "Failed to request supplies: %d\n", ret);
+ goto err_get;
+ }
+
+ ret = regulator_bulk_enable(ARRAY_SIZE(aic3x->supplies),
+ aic3x->supplies);
+ if (ret != 0) {
+ dev_err(codec->dev, "Failed to enable supplies: %d\n", ret);
+ goto err_enable;
+ }
+
+ if (aic3x->gpio_reset >= 0) {
+ udelay(1);
+ gpio_set_value(aic3x->gpio_reset, 1);
+ }
+
return aic3x_register(codec);
+
+ err_enable:
+ regulator_bulk_free(ARRAY_SIZE(aic3x->supplies), aic3x->supplies);
+ err_get:
+ if (aic3x->gpio_reset >= 0)
+ gpio_free(aic3x->gpio_reset);
+ err_gpio:
+ kfree(aic3x);
+ return ret;
}
static int aic3x_i2c_remove(struct i2c_client *client)
#include <linux/interrupt.h>
#include <linux/gpio.h>
#include <linux/regulator/consumer.h>
+#include <linux/slab.h>
#include <sound/core.h>
#include <sound/pcm.h>
#include <sound/pcm_params.h>
#define LATENCY_TIME_MS 20
+ #define MODE7_LTHR 10
+ #define MODE7_UTHR (DAC33_BUFFER_SIZE_SAMPLES - 10)
+
+ #define BURST_BASEFREQ_HZ 49152000
+
+ #define SAMPLES_TO_US(rate, samples) \
+ (1000000000 / ((rate * 1000) / samples))
+
+ #define US_TO_SAMPLES(rate, us) \
+ (rate / (1000000 / us))
+
+ static void dac33_calculate_times(struct snd_pcm_substream *substream);
+ static int dac33_prepare_chip(struct snd_pcm_substream *substream);
+
static struct snd_soc_codec *tlv320dac33_codec;
enum dac33_state {
struct work_struct work;
struct snd_soc_codec codec;
struct regulator_bulk_data supplies[DAC33_NUM_SUPPLIES];
+ struct snd_pcm_substream *substream;
int power_gpio;
int chip_power;
int irq;
enum dac33_fifo_modes fifo_mode;/* FIFO mode selection */
unsigned int nsample; /* burst read amount from host */
u8 burst_bclkdiv; /* BCLK divider value in burst mode */
+ unsigned int burst_rate; /* Interface speed in Burst modes */
+
+ int keep_bclk; /* Keep the BCLK continuously running
+ * in FIFO modes */
+ spinlock_t lock;
+ unsigned long long t_stamp1; /* Time stamp for FIFO modes to */
+ unsigned long long t_stamp2; /* calculate the FIFO caused delay */
+
+ unsigned int mode1_us_burst; /* Time to burst read n number of
+ * samples */
+ unsigned int mode7_us_to_lthr; /* Time to reach lthr from uthr */
enum dac33_state state;
};
static int dac33_read(struct snd_soc_codec *codec, unsigned int reg,
u8 *value)
{
- struct tlv320dac33_priv *dac33 = codec->private_data;
+ struct tlv320dac33_priv *dac33 = snd_soc_codec_get_drvdata(codec);
int val;
*value = reg & 0xff;
static int dac33_write(struct snd_soc_codec *codec, unsigned int reg,
unsigned int value)
{
- struct tlv320dac33_priv *dac33 = codec->private_data;
+ struct tlv320dac33_priv *dac33 = snd_soc_codec_get_drvdata(codec);
u8 data[2];
int ret = 0;
static int dac33_write_locked(struct snd_soc_codec *codec, unsigned int reg,
unsigned int value)
{
- struct tlv320dac33_priv *dac33 = codec->private_data;
+ struct tlv320dac33_priv *dac33 = snd_soc_codec_get_drvdata(codec);
int ret;
mutex_lock(&dac33->mutex);
static int dac33_write16(struct snd_soc_codec *codec, unsigned int reg,
unsigned int value)
{
- struct tlv320dac33_priv *dac33 = codec->private_data;
+ struct tlv320dac33_priv *dac33 = snd_soc_codec_get_drvdata(codec);
u8 data[3];
int ret = 0;
return ret;
}
- static void dac33_restore_regs(struct snd_soc_codec *codec)
+ static void dac33_init_chip(struct snd_soc_codec *codec)
{
- struct tlv320dac33_priv *dac33 = codec->private_data;
- u8 *cache = codec->reg_cache;
- u8 data[2];
- int i, ret;
+ struct tlv320dac33_priv *dac33 = snd_soc_codec_get_drvdata(codec);
- if (!dac33->chip_power)
+ if (unlikely(!dac33->chip_power))
return;
- for (i = DAC33_PWR_CTRL; i <= DAC33_INTP_CTRL_B; i++) {
- data[0] = i;
- data[1] = cache[i];
- /* Skip the read only registers */
- if ((i >= DAC33_INT_OSC_STATUS &&
- i <= DAC33_INT_OSC_FREQ_RAT_READ_B) ||
- (i >= DAC33_FIFO_WPTR_MSB && i <= DAC33_FIFO_IRQ_FLAG) ||
- i == DAC33_DAC_STATUS_FLAGS ||
- i == DAC33_SRC_EST_REF_CLK_RATIO_A ||
- i == DAC33_SRC_EST_REF_CLK_RATIO_B)
- continue;
- ret = codec->hw_write(codec->control_data, data, 2);
- if (ret != 2)
- dev_err(codec->dev, "Write failed (%d)\n", ret);
- }
- for (i = DAC33_LDAC_PWR_CTRL; i <= DAC33_LINEL_TO_LLO_VOL; i++) {
- data[0] = i;
- data[1] = cache[i];
- ret = codec->hw_write(codec->control_data, data, 2);
- if (ret != 2)
- dev_err(codec->dev, "Write failed (%d)\n", ret);
- }
- for (i = DAC33_LINER_TO_RLO_VOL; i <= DAC33_OSC_TRIM; i++) {
- data[0] = i;
- data[1] = cache[i];
- ret = codec->hw_write(codec->control_data, data, 2);
- if (ret != 2)
- dev_err(codec->dev, "Write failed (%d)\n", ret);
- }
+ /* 44-46: DAC Control Registers */
+ /* A : DAC sample rate Fsref/1.5 */
+ dac33_write(codec, DAC33_DAC_CTRL_A, DAC33_DACRATE(0));
+ /* B : DAC src=normal, not muted */
+ dac33_write(codec, DAC33_DAC_CTRL_B, DAC33_DACSRCR_RIGHT |
+ DAC33_DACSRCL_LEFT);
+ /* C : (defaults) */
+ dac33_write(codec, DAC33_DAC_CTRL_C, 0x00);
+
+ /* 73 : volume soft stepping control,
+ clock source = internal osc (?) */
+ dac33_write(codec, DAC33_ANA_VOL_SOFT_STEP_CTRL, DAC33_VOLCLKEN);
+
+ dac33_write(codec, DAC33_PWR_CTRL, DAC33_PDNALLB);
+
+ /* Restore only selected registers (gains mostly) */
+ dac33_write(codec, DAC33_LDAC_DIG_VOL_CTRL,
+ dac33_read_reg_cache(codec, DAC33_LDAC_DIG_VOL_CTRL));
+ dac33_write(codec, DAC33_RDAC_DIG_VOL_CTRL,
+ dac33_read_reg_cache(codec, DAC33_RDAC_DIG_VOL_CTRL));
+
+ dac33_write(codec, DAC33_LINEL_TO_LLO_VOL,
+ dac33_read_reg_cache(codec, DAC33_LINEL_TO_LLO_VOL));
+ dac33_write(codec, DAC33_LINER_TO_RLO_VOL,
+ dac33_read_reg_cache(codec, DAC33_LINER_TO_RLO_VOL));
+ }
+
+ static inline void dac33_read_id(struct snd_soc_codec *codec)
+ {
+ u8 reg;
+
+ dac33_read(codec, DAC33_DEVICE_ID_MSB, ®);
+ dac33_read(codec, DAC33_DEVICE_ID_LSB, ®);
+ dac33_read(codec, DAC33_DEVICE_REV_ID, ®);
}
static inline void dac33_soft_power(struct snd_soc_codec *codec, int power)
if (power)
reg |= DAC33_PDNALLB;
else
- reg &= ~DAC33_PDNALLB;
+ reg &= ~(DAC33_PDNALLB | DAC33_OSCPDNB |
+ DAC33_DACRPDNB | DAC33_DACLPDNB);
dac33_write(codec, DAC33_PWR_CTRL, reg);
}
static int dac33_hard_power(struct snd_soc_codec *codec, int power)
{
- struct tlv320dac33_priv *dac33 = codec->private_data;
- int ret;
+ struct tlv320dac33_priv *dac33 = snd_soc_codec_get_drvdata(codec);
+ int ret = 0;
mutex_lock(&dac33->mutex);
+
+ /* Safety check */
+ if (unlikely(power == dac33->chip_power)) {
+ dev_dbg(codec->dev, "Trying to set the same power state: %s\n",
+ power ? "ON" : "OFF");
+ goto exit;
+ }
+
if (power) {
ret = regulator_bulk_enable(ARRAY_SIZE(dac33->supplies),
dac33->supplies);
gpio_set_value(dac33->power_gpio, 1);
dac33->chip_power = 1;
-
- /* Restore registers */
- dac33_restore_regs(codec);
-
- dac33_soft_power(codec, 1);
} else {
dac33_soft_power(codec, 0);
if (dac33->power_gpio >= 0)
return ret;
}
+ static int playback_event(struct snd_soc_dapm_widget *w,
+ struct snd_kcontrol *kcontrol, int event)
+ {
+ struct tlv320dac33_priv *dac33 = snd_soc_codec_get_drvdata(w->codec);
+
+ switch (event) {
+ case SND_SOC_DAPM_PRE_PMU:
+ if (likely(dac33->substream)) {
+ dac33_calculate_times(dac33->substream);
+ dac33_prepare_chip(dac33->substream);
+ }
+ break;
+ }
+ return 0;
+ }
+
static int dac33_get_nsample(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
{
struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol);
- struct tlv320dac33_priv *dac33 = codec->private_data;
+ struct tlv320dac33_priv *dac33 = snd_soc_codec_get_drvdata(codec);
ucontrol->value.integer.value[0] = dac33->nsample;
struct snd_ctl_elem_value *ucontrol)
{
struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol);
- struct tlv320dac33_priv *dac33 = codec->private_data;
+ struct tlv320dac33_priv *dac33 = snd_soc_codec_get_drvdata(codec);
int ret = 0;
if (dac33->nsample == ucontrol->value.integer.value[0])
return 0;
if (ucontrol->value.integer.value[0] < dac33->nsample_min ||
- ucontrol->value.integer.value[0] > dac33->nsample_max)
+ ucontrol->value.integer.value[0] > dac33->nsample_max) {
ret = -EINVAL;
- else
+ } else {
dac33->nsample = ucontrol->value.integer.value[0];
+ /* Re calculate the burst time */
+ dac33->mode1_us_burst = SAMPLES_TO_US(dac33->burst_rate,
+ dac33->nsample);
+ }
return ret;
}
struct snd_ctl_elem_value *ucontrol)
{
struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol);
- struct tlv320dac33_priv *dac33 = codec->private_data;
+ struct tlv320dac33_priv *dac33 = snd_soc_codec_get_drvdata(codec);
ucontrol->value.integer.value[0] = dac33->fifo_mode;
struct snd_ctl_elem_value *ucontrol)
{
struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol);
- struct tlv320dac33_priv *dac33 = codec->private_data;
+ struct tlv320dac33_priv *dac33 = snd_soc_codec_get_drvdata(codec);
int ret = 0;
if (dac33->fifo_mode == ucontrol->value.integer.value[0])
DAC33_OUT_AMP_PWR_CTRL, 6, 3, 3, 0),
SND_SOC_DAPM_REG(snd_soc_dapm_mixer, "Output Right Amp Power",
DAC33_OUT_AMP_PWR_CTRL, 4, 3, 3, 0),
+
+ SND_SOC_DAPM_PRE("Prepare Playback", playback_event),
};
static const struct snd_soc_dapm_route audio_map[] = {
break;
case SND_SOC_BIAS_STANDBY:
if (codec->bias_level == SND_SOC_BIAS_OFF) {
+ /* Coming from OFF, switch on the codec */
ret = dac33_hard_power(codec, 1);
if (ret != 0)
return ret;
- }
- dac33_soft_power(codec, 0);
+ dac33_init_chip(codec);
+ }
break;
case SND_SOC_BIAS_OFF:
+ /* Do not power off, when the codec is already off */
+ if (codec->bias_level == SND_SOC_BIAS_OFF)
+ return 0;
ret = dac33_hard_power(codec, 0);
if (ret != 0)
return ret;
-
break;
}
codec->bias_level = level;
switch (dac33->fifo_mode) {
case DAC33_FIFO_MODE1:
dac33_write16(codec, DAC33_NSAMPLE_MSB,
- DAC33_THRREG(dac33->nsample));
+ DAC33_THRREG(dac33->nsample + dac33->alarm_threshold));
+
+ /* Take the timestamps */
+ spin_lock_irq(&dac33->lock);
+ dac33->t_stamp2 = ktime_to_us(ktime_get());
+ dac33->t_stamp1 = dac33->t_stamp2;
+ spin_unlock_irq(&dac33->lock);
+
dac33_write16(codec, DAC33_PREFILL_MSB,
DAC33_THRREG(dac33->alarm_threshold));
+ /* Enable Alarm Threshold IRQ with a delay */
+ udelay(SAMPLES_TO_US(dac33->burst_rate,
+ dac33->alarm_threshold));
+ dac33_write(codec, DAC33_FIFO_IRQ_MASK, DAC33_MAT);
break;
case DAC33_FIFO_MODE7:
+ /* Take the timestamp */
+ spin_lock_irq(&dac33->lock);
+ dac33->t_stamp1 = ktime_to_us(ktime_get());
+ /* Move back the timestamp with drain time */
+ dac33->t_stamp1 -= dac33->mode7_us_to_lthr;
+ spin_unlock_irq(&dac33->lock);
+
dac33_write16(codec, DAC33_PREFILL_MSB,
- DAC33_THRREG(10));
+ DAC33_THRREG(MODE7_LTHR));
+
+ /* Enable Upper Threshold IRQ */
+ dac33_write(codec, DAC33_FIFO_IRQ_MASK, DAC33_MUT);
break;
default:
dev_warn(codec->dev, "Unhandled FIFO mode: %d\n",
switch (dac33->fifo_mode) {
case DAC33_FIFO_MODE1:
+ /* Take the timestamp */
+ spin_lock_irq(&dac33->lock);
+ dac33->t_stamp2 = ktime_to_us(ktime_get());
+ spin_unlock_irq(&dac33->lock);
+
dac33_write16(codec, DAC33_NSAMPLE_MSB,
DAC33_THRREG(dac33->nsample));
break;
static irqreturn_t dac33_interrupt_handler(int irq, void *dev)
{
struct snd_soc_codec *codec = dev;
- struct tlv320dac33_priv *dac33 = codec->private_data;
-
- queue_work(dac33->dac33_wq, &dac33->work);
+ struct tlv320dac33_priv *dac33 = snd_soc_codec_get_drvdata(codec);
- return IRQ_HANDLED;
- }
+ spin_lock(&dac33->lock);
+ dac33->t_stamp1 = ktime_to_us(ktime_get());
+ spin_unlock(&dac33->lock);
- static void dac33_shutdown(struct snd_pcm_substream *substream,
- struct snd_soc_dai *dai)
- {
- struct snd_soc_pcm_runtime *rtd = substream->private_data;
- struct snd_soc_device *socdev = rtd->socdev;
- struct snd_soc_codec *codec = socdev->card->codec;
- struct tlv320dac33_priv *dac33 = codec->private_data;
- unsigned int pwr_ctrl;
+ /* Do not schedule the workqueue in Mode7 */
+ if (dac33->fifo_mode != DAC33_FIFO_MODE7)
+ queue_work(dac33->dac33_wq, &dac33->work);
- /* Stop pending workqueue */
- if (dac33->fifo_mode)
- cancel_work_sync(&dac33->work);
-
- mutex_lock(&dac33->mutex);
- pwr_ctrl = dac33_read_reg_cache(codec, DAC33_PWR_CTRL);
- pwr_ctrl &= ~(DAC33_OSCPDNB | DAC33_DACRPDNB | DAC33_DACLPDNB);
- dac33_write(codec, DAC33_PWR_CTRL, pwr_ctrl);
- mutex_unlock(&dac33->mutex);
+ return IRQ_HANDLED;
}
static void dac33_oscwait(struct snd_soc_codec *codec)
"internal oscillator calibration failed\n");
}
+ static int dac33_startup(struct snd_pcm_substream *substream,
+ struct snd_soc_dai *dai)
+ {
+ struct snd_soc_pcm_runtime *rtd = substream->private_data;
+ struct snd_soc_device *socdev = rtd->socdev;
+ struct snd_soc_codec *codec = socdev->card->codec;
+ struct tlv320dac33_priv *dac33 = snd_soc_codec_get_drvdata(codec);
+
+ /* Stream started, save the substream pointer */
+ dac33->substream = substream;
+
+ return 0;
+ }
+
+ static void dac33_shutdown(struct snd_pcm_substream *substream,
+ struct snd_soc_dai *dai)
+ {
+ struct snd_soc_pcm_runtime *rtd = substream->private_data;
+ struct snd_soc_device *socdev = rtd->socdev;
+ struct snd_soc_codec *codec = socdev->card->codec;
+ struct tlv320dac33_priv *dac33 = snd_soc_codec_get_drvdata(codec);
+
+ dac33->substream = NULL;
+ }
+
static int dac33_hw_params(struct snd_pcm_substream *substream,
struct snd_pcm_hw_params *params,
struct snd_soc_dai *dai)
struct snd_soc_pcm_runtime *rtd = substream->private_data;
struct snd_soc_device *socdev = rtd->socdev;
struct snd_soc_codec *codec = socdev->card->codec;
- struct tlv320dac33_priv *dac33 = codec->private_data;
+ struct tlv320dac33_priv *dac33 = snd_soc_codec_get_drvdata(codec);
unsigned int oscset, ratioset, pwr_ctrl, reg_tmp;
u8 aictrl_a, aictrl_b, fifoctrl_a;
}
mutex_lock(&dac33->mutex);
+
+ if (!dac33->chip_power) {
+ /*
+ * Chip is not powered yet.
+ * Do the init in the dac33_set_bias_level later.
+ */
+ mutex_unlock(&dac33->mutex);
+ return 0;
+ }
+
+ dac33_soft_power(codec, 0);
dac33_soft_power(codec, 1);
reg_tmp = dac33_read_reg_cache(codec, DAC33_INT_OSC_CTRL);
case DAC33_FIFO_MODE1:
dac33_write(codec, DAC33_FIFO_IRQ_MODE_B,
DAC33_ATM(DAC33_FIFO_IRQ_MODE_LEVEL));
- dac33_write(codec, DAC33_FIFO_IRQ_MASK, DAC33_MAT);
break;
case DAC33_FIFO_MODE7:
- /* Disable all interrupts */
- dac33_write(codec, DAC33_FIFO_IRQ_MASK, 0);
+ dac33_write(codec, DAC33_FIFO_IRQ_MODE_A,
+ DAC33_UTM(DAC33_FIFO_IRQ_MODE_LEVEL));
break;
default:
/* in FIFO bypass mode, the interrupts are not used */
*/
fifoctrl_a &= ~DAC33_FBYPAS;
fifoctrl_a &= ~DAC33_FAUTO;
- aictrl_b &= ~DAC33_BCLKON;
+ if (dac33->keep_bclk)
+ aictrl_b |= DAC33_BCLKON;
+ else
+ aictrl_b &= ~DAC33_BCLKON;
break;
case DAC33_FIFO_MODE7:
/*
*/
fifoctrl_a &= ~DAC33_FBYPAS;
fifoctrl_a |= DAC33_FAUTO;
- aictrl_b &= ~DAC33_BCLKON;
+ if (dac33->keep_bclk)
+ aictrl_b |= DAC33_BCLKON;
+ else
+ aictrl_b &= ~DAC33_BCLKON;
break;
default:
/*
* Configure the threshold levels, and leave 10 sample space
* at the bottom, and also at the top of the FIFO
*/
- dac33_write16(codec, DAC33_UTHR_MSB,
- DAC33_THRREG(DAC33_BUFFER_SIZE_SAMPLES - 10));
- dac33_write16(codec, DAC33_LTHR_MSB,
- DAC33_THRREG(10));
+ dac33_write16(codec, DAC33_UTHR_MSB, DAC33_THRREG(MODE7_UTHR));
+ dac33_write16(codec, DAC33_LTHR_MSB, DAC33_THRREG(MODE7_LTHR));
break;
default:
break;
struct snd_soc_pcm_runtime *rtd = substream->private_data;
struct snd_soc_device *socdev = rtd->socdev;
struct snd_soc_codec *codec = socdev->card->codec;
- struct tlv320dac33_priv *dac33 = codec->private_data;
+ struct tlv320dac33_priv *dac33 = snd_soc_codec_get_drvdata(codec);
unsigned int nsample_limit;
+ /* In bypass mode we don't need to calculate */
+ if (!dac33->fifo_mode)
+ return;
+
/* Number of samples (16bit, stereo) in one period */
dac33->nsample_min = snd_pcm_lib_period_bytes(substream) / 4;
if (dac33->nsample > dac33->nsample_max)
dac33->nsample = dac33->nsample_max;
- }
- static int dac33_pcm_prepare(struct snd_pcm_substream *substream,
- struct snd_soc_dai *dai)
- {
- dac33_calculate_times(substream);
- dac33_prepare_chip(substream);
+ switch (dac33->fifo_mode) {
+ case DAC33_FIFO_MODE1:
+ dac33->mode1_us_burst = SAMPLES_TO_US(dac33->burst_rate,
+ dac33->nsample);
+ dac33->t_stamp1 = 0;
+ dac33->t_stamp2 = 0;
+ break;
+ case DAC33_FIFO_MODE7:
+ dac33->mode7_us_to_lthr =
+ SAMPLES_TO_US(substream->runtime->rate,
+ MODE7_UTHR - MODE7_LTHR + 1);
+ dac33->t_stamp1 = 0;
+ break;
+ default:
+ break;
+ }
- return 0;
}
static int dac33_pcm_trigger(struct snd_pcm_substream *substream, int cmd,
struct snd_soc_pcm_runtime *rtd = substream->private_data;
struct snd_soc_device *socdev = rtd->socdev;
struct snd_soc_codec *codec = socdev->card->codec;
- struct tlv320dac33_priv *dac33 = codec->private_data;
+ struct tlv320dac33_priv *dac33 = snd_soc_codec_get_drvdata(codec);
int ret = 0;
switch (cmd) {
return ret;
}
+ static snd_pcm_sframes_t dac33_dai_delay(
+ struct snd_pcm_substream *substream,
+ struct snd_soc_dai *dai)
+ {
+ struct snd_soc_pcm_runtime *rtd = substream->private_data;
+ struct snd_soc_device *socdev = rtd->socdev;
+ struct snd_soc_codec *codec = socdev->card->codec;
+ struct tlv320dac33_priv *dac33 = snd_soc_codec_get_drvdata(codec);
+ unsigned long long t0, t1, t_now;
+ unsigned int time_delta;
+ int samples_out, samples_in, samples;
+ snd_pcm_sframes_t delay = 0;
+
+ switch (dac33->fifo_mode) {
+ case DAC33_FIFO_BYPASS:
+ break;
+ case DAC33_FIFO_MODE1:
+ spin_lock(&dac33->lock);
+ t0 = dac33->t_stamp1;
+ t1 = dac33->t_stamp2;
+ spin_unlock(&dac33->lock);
+ t_now = ktime_to_us(ktime_get());
+
+ /* We have not started to fill the FIFO yet, delay is 0 */
+ if (!t1)
+ goto out;
+
+ if (t0 > t1) {
+ /*
+ * Phase 1:
+ * After Alarm threshold, and before nSample write
+ */
+ time_delta = t_now - t0;
+ samples_out = time_delta ? US_TO_SAMPLES(
+ substream->runtime->rate,
+ time_delta) : 0;
+
+ if (likely(dac33->alarm_threshold > samples_out))
+ delay = dac33->alarm_threshold - samples_out;
+ else
+ delay = 0;
+ } else if ((t_now - t1) <= dac33->mode1_us_burst) {
+ /*
+ * Phase 2:
+ * After nSample write (during burst operation)
+ */
+ time_delta = t_now - t0;
+ samples_out = time_delta ? US_TO_SAMPLES(
+ substream->runtime->rate,
+ time_delta) : 0;
+
+ time_delta = t_now - t1;
+ samples_in = time_delta ? US_TO_SAMPLES(
+ dac33->burst_rate,
+ time_delta) : 0;
+
+ samples = dac33->alarm_threshold;
+ samples += (samples_in - samples_out);
+
+ if (likely(samples > 0))
+ delay = samples;
+ else
+ delay = 0;
+ } else {
+ /*
+ * Phase 3:
+ * After burst operation, before next alarm threshold
+ */
+ time_delta = t_now - t0;
+ samples_out = time_delta ? US_TO_SAMPLES(
+ substream->runtime->rate,
+ time_delta) : 0;
+
+ samples_in = dac33->nsample;
+ samples = dac33->alarm_threshold;
+ samples += (samples_in - samples_out);
+
+ if (likely(samples > 0))
+ delay = samples > DAC33_BUFFER_SIZE_SAMPLES ?
+ DAC33_BUFFER_SIZE_SAMPLES : samples;
+ else
+ delay = 0;
+ }
+ break;
+ case DAC33_FIFO_MODE7:
+ spin_lock(&dac33->lock);
+ t0 = dac33->t_stamp1;
+ spin_unlock(&dac33->lock);
+ t_now = ktime_to_us(ktime_get());
+
+ /* We have not started to fill the FIFO yet, delay is 0 */
+ if (!t0)
+ goto out;
+
+ if (t_now <= t0) {
+ /*
+ * Either the timestamps are messed or equal. Report
+ * maximum delay
+ */
+ delay = MODE7_UTHR;
+ goto out;
+ }
+
+ time_delta = t_now - t0;
+ if (time_delta <= dac33->mode7_us_to_lthr) {
+ /*
+ * Phase 1:
+ * After burst (draining phase)
+ */
+ samples_out = US_TO_SAMPLES(
+ substream->runtime->rate,
+ time_delta);
+
+ if (likely(MODE7_UTHR > samples_out))
+ delay = MODE7_UTHR - samples_out;
+ else
+ delay = 0;
+ } else {
+ /*
+ * Phase 2:
+ * During burst operation
+ */
+ time_delta = time_delta - dac33->mode7_us_to_lthr;
+
+ samples_out = US_TO_SAMPLES(
+ substream->runtime->rate,
+ time_delta);
+ samples_in = US_TO_SAMPLES(
+ dac33->burst_rate,
+ time_delta);
+ delay = MODE7_LTHR + samples_in - samples_out;
+
+ if (unlikely(delay > MODE7_UTHR))
+ delay = MODE7_UTHR;
+ }
+ break;
+ default:
+ dev_warn(codec->dev, "Unhandled FIFO mode: %d\n",
+ dac33->fifo_mode);
+ break;
+ }
+ out:
+ return delay;
+ }
+
static int dac33_set_dai_sysclk(struct snd_soc_dai *codec_dai,
int clk_id, unsigned int freq, int dir)
{
struct snd_soc_codec *codec = codec_dai->codec;
- struct tlv320dac33_priv *dac33 = codec->private_data;
+ struct tlv320dac33_priv *dac33 = snd_soc_codec_get_drvdata(codec);
u8 ioc_reg, asrcb_reg;
ioc_reg = dac33_read_reg_cache(codec, DAC33_INT_OSC_CTRL);
unsigned int fmt)
{
struct snd_soc_codec *codec = codec_dai->codec;
- struct tlv320dac33_priv *dac33 = codec->private_data;
+ struct tlv320dac33_priv *dac33 = snd_soc_codec_get_drvdata(codec);
u8 aictrl_a, aictrl_b;
aictrl_a = dac33_read_reg_cache(codec, DAC33_SER_AUDIOIF_CTRL_A);
return 0;
}
- static void dac33_init_chip(struct snd_soc_codec *codec)
- {
- /* 44-46: DAC Control Registers */
- /* A : DAC sample rate Fsref/1.5 */
- dac33_write(codec, DAC33_DAC_CTRL_A, DAC33_DACRATE(0));
- /* B : DAC src=normal, not muted */
- dac33_write(codec, DAC33_DAC_CTRL_B, DAC33_DACSRCR_RIGHT |
- DAC33_DACSRCL_LEFT);
- /* C : (defaults) */
- dac33_write(codec, DAC33_DAC_CTRL_C, 0x00);
-
- /* 64-65 : L&R DAC power control
- Line In -> OUT 1V/V Gain, DAC -> OUT 4V/V Gain*/
- dac33_write(codec, DAC33_LDAC_PWR_CTRL, DAC33_LROUT_GAIN(2));
- dac33_write(codec, DAC33_RDAC_PWR_CTRL, DAC33_LROUT_GAIN(2));
-
- /* 73 : volume soft stepping control,
- clock source = internal osc (?) */
- dac33_write(codec, DAC33_ANA_VOL_SOFT_STEP_CTRL, DAC33_VOLCLKEN);
-
- /* 66 : LOP/LOM Modes */
- dac33_write(codec, DAC33_OUT_AMP_CM_CTRL, 0xff);
-
- /* 68 : LOM inverted from LOP */
- dac33_write(codec, DAC33_OUT_AMP_CTRL, (3<<2));
-
- dac33_write(codec, DAC33_PWR_CTRL, DAC33_PDNALLB);
- }
-
static int dac33_soc_probe(struct platform_device *pdev)
{
struct snd_soc_device *socdev = platform_get_drvdata(pdev);
codec = tlv320dac33_codec;
socdev->card->codec = codec;
- dac33 = codec->private_data;
-
- /* Power up the codec */
- dac33_hard_power(codec, 1);
- /* Set default configuration */
- dac33_init_chip(codec);
+ dac33 = snd_soc_codec_get_drvdata(codec);
/* register pcms */
ret = snd_soc_new_pcms(socdev, SNDRV_DEFAULT_IDX1, SNDRV_DEFAULT_STR1);
dac33_add_widgets(codec);
- /* power on device */
- dac33_set_bias_level(codec, SND_SOC_BIAS_STANDBY);
-
- /* Bias level configuration has enabled regulator an extra time */
- regulator_bulk_disable(ARRAY_SIZE(dac33->supplies), dac33->supplies);
-
return 0;
pcm_err:
struct snd_soc_codec *codec = socdev->card->codec;
dac33_set_bias_level(codec, SND_SOC_BIAS_STANDBY);
- dac33_set_bias_level(codec, codec->suspend_bias_level);
return 0;
}
#define DAC33_FORMATS SNDRV_PCM_FMTBIT_S16_LE
static struct snd_soc_dai_ops dac33_dai_ops = {
+ .startup = dac33_startup,
.shutdown = dac33_shutdown,
.hw_params = dac33_hw_params,
- .prepare = dac33_pcm_prepare,
.trigger = dac33_pcm_trigger,
+ .delay = dac33_dai_delay,
.set_sysclk = dac33_set_dai_sysclk,
.set_fmt = dac33_set_dai_fmt,
};
return -ENOMEM;
codec = &dac33->codec;
- codec->private_data = dac33;
+ snd_soc_codec_set_drvdata(codec, dac33);
codec->control_data = client;
mutex_init(&codec->mutex);
mutex_init(&dac33->mutex);
+ spin_lock_init(&dac33->lock);
INIT_LIST_HEAD(&codec->dapm_widgets);
INIT_LIST_HEAD(&codec->dapm_paths);
codec->hw_write = (hw_write_t) i2c_master_send;
codec->bias_level = SND_SOC_BIAS_OFF;
codec->set_bias_level = dac33_set_bias_level;
+ codec->idle_bias_off = 1;
codec->dai = &dac33_dai;
codec->num_dai = 1;
codec->reg_cache_size = ARRAY_SIZE(dac33_reg);
dac33->power_gpio = pdata->power_gpio;
dac33->burst_bclkdiv = pdata->burst_bclkdiv;
+ /* Pre calculate the burst rate */
+ dac33->burst_rate = BURST_BASEFREQ_HZ / dac33->burst_bclkdiv / 32;
+ dac33->keep_bclk = pdata->keep_bclk;
dac33->irq = client->irq;
dac33->nsample = NSAMPLE_MAX;
+ dac33->nsample_max = NSAMPLE_MAX;
/* Disable FIFO use by default */
dac33->fifo_mode = DAC33_FIFO_BYPASS;
goto error_gpio;
}
gpio_direction_output(dac33->power_gpio, 0);
- } else {
- dac33->chip_power = 1;
}
/* Check if the IRQ number is valid and request it */
goto err_get;
}
- ret = regulator_bulk_enable(ARRAY_SIZE(dac33->supplies),
- dac33->supplies);
+ /* Read the tlv320dac33 ID registers */
+ ret = dac33_hard_power(codec, 1);
if (ret != 0) {
- dev_err(codec->dev, "Failed to enable supplies: %d\n", ret);
- goto err_enable;
+ dev_err(codec->dev, "Failed to power up codec: %d\n", ret);
+ goto error_codec;
}
+ dac33_read_id(codec);
+ dac33_hard_power(codec, 0);
ret = snd_soc_register_codec(codec);
if (ret != 0) {
goto error_codec;
}
return ret;
error_codec:
- regulator_bulk_disable(ARRAY_SIZE(dac33->supplies), dac33->supplies);
- err_enable:
regulator_bulk_free(ARRAY_SIZE(dac33->supplies), dac33->supplies);
err_get:
if (dac33->irq >= 0) {
struct tlv320dac33_priv *dac33;
dac33 = i2c_get_clientdata(client);
- dac33_hard_power(&dac33->codec, 0);
+
+ if (unlikely(dac33->chip_power))
+ dac33_hard_power(&dac33->codec, 0);
if (dac33->power_gpio >= 0)
gpio_free(dac33->power_gpio);
#include <linux/i2c.h>
#include <linux/gpio.h>
#include <linux/regulator/consumer.h>
+#include <linux/slab.h>
#include <sound/tpa6130a2-plat.h>
#include <sound/soc.h>
#include <sound/soc-dapm.h>
static struct i2c_client *tpa6130a2_client;
- #define TPA6130A2_NUM_SUPPLIES 2
- static const char *tpa6130a2_supply_names[TPA6130A2_NUM_SUPPLIES] = {
- "CPVSS",
- "Vdd",
- };
-
- static const char *tpa6140a2_supply_names[TPA6130A2_NUM_SUPPLIES] = {
- "HPVdd",
- "AVdd",
- };
-
/* This struct is used to save the context */
struct tpa6130a2_data {
struct mutex mutex;
unsigned char regs[TPA6130A2_CACHEREGNUM];
- struct regulator_bulk_data supplies[TPA6130A2_NUM_SUPPLIES];
+ struct regulator *supply;
int power_gpio;
unsigned char power_state;
+ enum tpa_model id;
};
static int tpa6130a2_i2c_read(int reg)
if (data->power_gpio >= 0)
gpio_set_value(data->power_gpio, 1);
- ret = regulator_bulk_enable(ARRAY_SIZE(data->supplies),
- data->supplies);
+ ret = regulator_enable(data->supply);
if (ret != 0) {
dev_err(&tpa6130a2_client->dev,
- "Failed to enable supplies: %d\n", ret);
+ "Failed to enable supply: %d\n", ret);
goto exit;
}
if (data->power_gpio >= 0)
gpio_set_value(data->power_gpio, 0);
- ret = regulator_bulk_disable(ARRAY_SIZE(data->supplies),
- data->supplies);
+ ret = regulator_disable(data->supply);
if (ret != 0) {
dev_err(&tpa6130a2_client->dev,
- "Failed to disable supplies: %d\n", ret);
+ "Failed to disable supply: %d\n", ret);
goto exit;
}
return ret;
}
- static int tpa6130a2_get_reg(struct snd_kcontrol *kcontrol,
+ static int tpa6130a2_get_volsw(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
{
struct soc_mixer_control *mc =
struct tpa6130a2_data *data;
unsigned int reg = mc->reg;
unsigned int shift = mc->shift;
- unsigned int mask = mc->max;
+ int max = mc->max;
+ unsigned int mask = (1 << fls(max)) - 1;
unsigned int invert = mc->invert;
BUG_ON(tpa6130a2_client == NULL);
if (invert)
ucontrol->value.integer.value[0] =
- mask - ucontrol->value.integer.value[0];
+ max - ucontrol->value.integer.value[0];
mutex_unlock(&data->mutex);
return 0;
}
- static int tpa6130a2_set_reg(struct snd_kcontrol *kcontrol,
+ static int tpa6130a2_put_volsw(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
{
struct soc_mixer_control *mc =
struct tpa6130a2_data *data;
unsigned int reg = mc->reg;
unsigned int shift = mc->shift;
- unsigned int mask = mc->max;
+ int max = mc->max;
+ unsigned int mask = (1 << fls(max)) - 1;
unsigned int invert = mc->invert;
unsigned int val = (ucontrol->value.integer.value[0] & mask);
unsigned int val_reg;
data = i2c_get_clientdata(tpa6130a2_client);
if (invert)
- val = mask - val;
+ val = max - val;
mutex_lock(&data->mutex);
static const struct snd_kcontrol_new tpa6130a2_controls[] = {
SOC_SINGLE_EXT_TLV("TPA6130A2 Headphone Playback Volume",
TPA6130A2_REG_VOL_MUTE, 0, 0x3f, 0,
- tpa6130a2_get_reg, tpa6130a2_set_reg,
+ tpa6130a2_get_volsw, tpa6130a2_put_volsw,
tpa6130_tlv),
};
+ static const unsigned int tpa6140_tlv[] = {
+ TLV_DB_RANGE_HEAD(3),
+ 0, 8, TLV_DB_SCALE_ITEM(-5900, 400, 0),
+ 9, 16, TLV_DB_SCALE_ITEM(-2500, 200, 0),
+ 17, 31, TLV_DB_SCALE_ITEM(-1000, 100, 0),
+ };
+
+ static const struct snd_kcontrol_new tpa6140a2_controls[] = {
+ SOC_SINGLE_EXT_TLV("TPA6140A2 Headphone Playback Volume",
+ TPA6130A2_REG_VOL_MUTE, 1, 0x1f, 0,
+ tpa6130a2_get_volsw, tpa6130a2_put_volsw,
+ tpa6140_tlv),
+ };
+
/*
* Enable or disable channel (left or right)
* The bit number for mute and amplifier are the same per channel:
0, 0, tpa6130a2_supply_event,
SND_SOC_DAPM_POST_PMU|SND_SOC_DAPM_POST_PMD),
/* Outputs */
- SND_SOC_DAPM_HP("TPA6130A2 Headphone Left", NULL),
- SND_SOC_DAPM_HP("TPA6130A2 Headphone Right", NULL),
+ SND_SOC_DAPM_OUTPUT("TPA6130A2 Headphone Left"),
+ SND_SOC_DAPM_OUTPUT("TPA6130A2 Headphone Right"),
};
static const struct snd_soc_dapm_route audio_map[] = {
int tpa6130a2_add_controls(struct snd_soc_codec *codec)
{
+ struct tpa6130a2_data *data;
+
+ BUG_ON(tpa6130a2_client == NULL);
+ data = i2c_get_clientdata(tpa6130a2_client);
+
snd_soc_dapm_new_controls(codec, tpa6130a2_dapm_widgets,
ARRAY_SIZE(tpa6130a2_dapm_widgets));
snd_soc_dapm_add_routes(codec, audio_map, ARRAY_SIZE(audio_map));
- return snd_soc_add_controls(codec, tpa6130a2_controls,
- ARRAY_SIZE(tpa6130a2_controls));
+ if (data->id == TPA6140A2)
+ return snd_soc_add_controls(codec, tpa6140a2_controls,
+ ARRAY_SIZE(tpa6140a2_controls));
+ else
+ return snd_soc_add_controls(codec, tpa6130a2_controls,
+ ARRAY_SIZE(tpa6130a2_controls));
}
EXPORT_SYMBOL_GPL(tpa6130a2_add_controls);
struct device *dev;
struct tpa6130a2_data *data;
struct tpa6130a2_platform_data *pdata;
- int i, ret;
+ const char *regulator;
+ int ret;
dev = &client->dev;
pdata = client->dev.platform_data;
data->power_gpio = pdata->power_gpio;
+ data->id = pdata->id;
mutex_init(&data->mutex);
gpio_direction_output(data->power_gpio, 0);
}
- switch (pdata->id) {
+ switch (data->id) {
+ default:
+ dev_warn(dev, "Unknown TPA model (%d). Assuming 6130A2\n",
+ pdata->id);
case TPA6130A2:
- for (i = 0; i < ARRAY_SIZE(data->supplies); i++)
- data->supplies[i].supply = tpa6130a2_supply_names[i];
+ regulator = "Vdd";
break;
case TPA6140A2:
- for (i = 0; i < ARRAY_SIZE(data->supplies); i++)
- data->supplies[i].supply = tpa6140a2_supply_names[i];;
+ regulator = "AVdd";
break;
- default:
- dev_warn(dev, "Unknown TPA model (%d). Assuming 6130A2\n",
- pdata->id);
- for (i = 0; i < ARRAY_SIZE(data->supplies); i++)
- data->supplies[i].supply = tpa6130a2_supply_names[i];
}
- ret = regulator_bulk_get(dev, ARRAY_SIZE(data->supplies),
- data->supplies);
- if (ret != 0) {
- dev_err(dev, "Failed to request supplies: %d\n", ret);
+ data->supply = regulator_get(dev, regulator);
+ if (IS_ERR(data->supply)) {
+ ret = PTR_ERR(data->supply);
+ dev_err(dev, "Failed to request supply: %d\n", ret);
goto err_regulator;
}
return 0;
err_power:
- regulator_bulk_free(ARRAY_SIZE(data->supplies), data->supplies);
+ regulator_put(data->supply);
err_regulator:
if (data->power_gpio >= 0)
gpio_free(data->power_gpio);
if (data->power_gpio >= 0)
gpio_free(data->power_gpio);
- regulator_bulk_free(ARRAY_SIZE(data->supplies), data->supplies);
+ regulator_put(data->supply);
kfree(data);
tpa6130a2_client = NULL;
#include <linux/i2c.h>
#include <linux/platform_device.h>
#include <linux/i2c/twl.h>
+#include <linux/slab.h>
#include <sound/core.h>
#include <sound/pcm.h>
#include <sound/pcm_params.h>
struct snd_soc_codec codec;
unsigned int codec_powered;
+
+ /* reference counts of AIF/APLL users */
unsigned int apll_enabled;
struct snd_pcm_substream *master_substream;
unsigned int sysclk;
- /* Headset output state handling */
- unsigned int hsl_enabled;
- unsigned int hsr_enabled;
+ /* Output (with associated amp) states */
+ u8 hsl_enabled, hsr_enabled;
+ u8 earpiece_enabled;
+ u8 predrivel_enabled, predriver_enabled;
+ u8 carkitl_enabled, carkitr_enabled;
};
/*
static int twl4030_write(struct snd_soc_codec *codec,
unsigned int reg, unsigned int value)
{
+ struct twl4030_priv *twl4030 = snd_soc_codec_get_drvdata(codec);
+ int write_to_reg = 0;
+
twl4030_write_reg_cache(codec, reg, value);
- if (likely(reg < TWL4030_REG_SW_SHADOW))
- return twl_i2c_write_u8(TWL4030_MODULE_AUDIO_VOICE, value,
- reg);
- else
- return 0;
+ if (likely(reg < TWL4030_REG_SW_SHADOW)) {
+ /* Decide if the given register can be written */
+ switch (reg) {
+ case TWL4030_REG_EAR_CTL:
+ if (twl4030->earpiece_enabled)
+ write_to_reg = 1;
+ break;
+ case TWL4030_REG_PREDL_CTL:
+ if (twl4030->predrivel_enabled)
+ write_to_reg = 1;
+ break;
+ case TWL4030_REG_PREDR_CTL:
+ if (twl4030->predriver_enabled)
+ write_to_reg = 1;
+ break;
+ case TWL4030_REG_PRECKL_CTL:
+ if (twl4030->carkitl_enabled)
+ write_to_reg = 1;
+ break;
+ case TWL4030_REG_PRECKR_CTL:
+ if (twl4030->carkitr_enabled)
+ write_to_reg = 1;
+ break;
+ case TWL4030_REG_HS_GAIN_SET:
+ if (twl4030->hsl_enabled || twl4030->hsr_enabled)
+ write_to_reg = 1;
+ break;
+ default:
+ /* All other register can be written */
+ write_to_reg = 1;
+ break;
+ }
+ if (write_to_reg)
+ return twl_i2c_write_u8(TWL4030_MODULE_AUDIO_VOICE,
+ value, reg);
+ }
+ return 0;
}
static void twl4030_codec_enable(struct snd_soc_codec *codec, int enable)
{
- struct twl4030_priv *twl4030 = codec->private_data;
+ struct twl4030_priv *twl4030 = snd_soc_codec_get_drvdata(codec);
int mode;
if (enable == twl4030->codec_powered)
static void twl4030_apll_enable(struct snd_soc_codec *codec, int enable)
{
- struct twl4030_priv *twl4030 = codec->private_data;
- int status;
-
- if (enable == twl4030->apll_enabled)
- return;
-
- if (enable)
- /* Enable PLL */
- status = twl4030_codec_enable_resource(TWL4030_CODEC_RES_APLL);
- else
- /* Disable PLL */
- status = twl4030_codec_disable_resource(TWL4030_CODEC_RES_APLL);
+ struct twl4030_priv *twl4030 = snd_soc_codec_get_drvdata(codec);
+ int status = -1;
+
+ if (enable) {
+ twl4030->apll_enabled++;
+ if (twl4030->apll_enabled == 1)
+ status = twl4030_codec_enable_resource(
+ TWL4030_CODEC_RES_APLL);
+ } else {
+ twl4030->apll_enabled--;
+ if (!twl4030->apll_enabled)
+ status = twl4030_codec_disable_resource(
+ TWL4030_CODEC_RES_APLL);
+ }
if (status >= 0)
twl4030_write_reg_cache(codec, TWL4030_REG_APLL_CTL, status);
-
- twl4030->apll_enabled = enable;
}
static void twl4030_power_up(struct snd_soc_codec *codec)
{
- struct twl4030_priv *twl4030 = codec->private_data;
+ struct twl4030_priv *twl4030 = snd_soc_codec_get_drvdata(codec);
u8 anamicl, regmisc1, byte;
int i = 0;
* Output PGA builder:
* Handle the muting and unmuting of the given output (turning off the
* amplifier associated with the output pin)
- * On mute bypass the reg_cache and mute the volume
- * On unmute: restore the register content
+ * On mute bypass the reg_cache and write 0 to the register
+ * On unmute: restore the register content from the reg_cache
* Outputs handled in this way: Earpiece, PreDrivL/R, CarkitL/R
*/
#define TWL4030_OUTPUT_PGA(pin_name, reg, mask) \
static int pin_name##pga_event(struct snd_soc_dapm_widget *w, \
struct snd_kcontrol *kcontrol, int event) \
{ \
- u8 reg_val; \
+ struct twl4030_priv *twl4030 = snd_soc_codec_get_drvdata(w->codec); \
\
switch (event) { \
case SND_SOC_DAPM_POST_PMU: \
+ twl4030->pin_name##_enabled = 1; \
twl4030_write(w->codec, reg, \
twl4030_read_reg_cache(w->codec, reg)); \
break; \
case SND_SOC_DAPM_POST_PMD: \
- reg_val = twl4030_read_reg_cache(w->codec, reg); \
- twl_i2c_write_u8(TWL4030_MODULE_AUDIO_VOICE, \
- reg_val & (~mask), \
- reg); \
+ twl4030->pin_name##_enabled = 0; \
+ twl_i2c_write_u8(TWL4030_MODULE_AUDIO_VOICE, \
+ 0, reg); \
break; \
} \
return 0; \
return 0;
}
+ static int aif_event(struct snd_soc_dapm_widget *w,
+ struct snd_kcontrol *kcontrol, int event)
+ {
+ u8 audio_if;
+
+ audio_if = twl4030_read_reg_cache(w->codec, TWL4030_REG_AUDIO_IF);
+ switch (event) {
+ case SND_SOC_DAPM_PRE_PMU:
+ /* Enable AIF */
+ /* enable the PLL before we use it to clock the DAI */
+ twl4030_apll_enable(w->codec, 1);
+
+ twl4030_write(w->codec, TWL4030_REG_AUDIO_IF,
+ audio_if | TWL4030_AIF_EN);
+ break;
+ case SND_SOC_DAPM_POST_PMD:
+ /* disable the DAI before we stop it's source PLL */
+ twl4030_write(w->codec, TWL4030_REG_AUDIO_IF,
+ audio_if & ~TWL4030_AIF_EN);
+ twl4030_apll_enable(w->codec, 0);
+ break;
+ }
+ return 0;
+ }
+
static void headset_ramp(struct snd_soc_codec *codec, int ramp)
{
struct snd_soc_device *socdev = codec->socdev;
struct twl4030_setup_data *setup = socdev->codec_data;
unsigned char hs_gain, hs_pop;
- struct twl4030_priv *twl4030 = codec->private_data;
+ struct twl4030_priv *twl4030 = snd_soc_codec_get_drvdata(codec);
/* Base values for ramp delay calculation: 2^19 - 2^26 */
unsigned int ramp_base[] = {524288, 1048576, 2097152, 4194304,
8388608, 16777216, 33554432, 67108864};
/* Headset ramp-up according to the TRM */
hs_pop |= TWL4030_VMID_EN;
twl4030_write(codec, TWL4030_REG_HS_POPN_SET, hs_pop);
- twl4030_write(codec, TWL4030_REG_HS_GAIN_SET, hs_gain);
+ /* Actually write to the register */
+ twl_i2c_write_u8(TWL4030_MODULE_AUDIO_VOICE,
+ hs_gain,
+ TWL4030_REG_HS_GAIN_SET);
hs_pop |= TWL4030_RAMP_EN;
twl4030_write(codec, TWL4030_REG_HS_POPN_SET, hs_pop);
/* Wait ramp delay time + 1, so the VMID can settle */
static int headsetlpga_event(struct snd_soc_dapm_widget *w,
struct snd_kcontrol *kcontrol, int event)
{
- struct twl4030_priv *twl4030 = w->codec->private_data;
+ struct twl4030_priv *twl4030 = snd_soc_codec_get_drvdata(w->codec);
switch (event) {
case SND_SOC_DAPM_POST_PMU:
static int headsetrpga_event(struct snd_soc_dapm_widget *w,
struct snd_kcontrol *kcontrol, int event)
{
- struct twl4030_priv *twl4030 = w->codec->private_data;
+ struct twl4030_priv *twl4030 = snd_soc_codec_get_drvdata(w->codec);
switch (event) {
case SND_SOC_DAPM_POST_PMU:
struct snd_ctl_elem_value *ucontrol)
{
struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol);
- struct twl4030_priv *twl4030 = codec->private_data;
+ struct twl4030_priv *twl4030 = snd_soc_codec_get_drvdata(codec);
struct soc_enum *e = (struct soc_enum *)kcontrol->private_value;
unsigned short val;
unsigned short mask, bitmask;
ARRAY_SIZE(twl4030_vibradir_texts),
twl4030_vibradir_texts);
+ /* Digimic Left and right swapping */
+ static const char *twl4030_digimicswap_texts[] = {
+ "Not swapped", "Swapped",
+ };
+
+ static const struct soc_enum twl4030_digimicswap_enum =
+ SOC_ENUM_SINGLE(TWL4030_REG_MISC_SET_1, 0,
+ ARRAY_SIZE(twl4030_digimicswap_texts),
+ twl4030_digimicswap_texts);
+
static const struct snd_kcontrol_new twl4030_snd_controls[] = {
/* Codec operation mode control */
SOC_ENUM_EXT("Codec Operation Mode", twl4030_op_modes_enum,
SOC_ENUM("Vibra H-bridge mode", twl4030_vibradirmode_enum),
SOC_ENUM("Vibra H-bridge direction", twl4030_vibradir_enum),
+
+ SOC_ENUM("Digimic LR Swap", twl4030_digimicswap_enum),
};
static const struct snd_soc_dapm_widget twl4030_dapm_widgets[] = {
SND_SOC_DAPM_INPUT("DIGIMIC1"),
/* Outputs */
- SND_SOC_DAPM_OUTPUT("OUTL"),
- SND_SOC_DAPM_OUTPUT("OUTR"),
SND_SOC_DAPM_OUTPUT("EARPIECE"),
SND_SOC_DAPM_OUTPUT("PREDRIVEL"),
SND_SOC_DAPM_OUTPUT("PREDRIVER"),
SND_SOC_DAPM_OUTPUT("HFR"),
SND_SOC_DAPM_OUTPUT("VIBRA"),
+ /* AIF and APLL clocks for running DAIs (including loopback) */
+ SND_SOC_DAPM_OUTPUT("Virtual HiFi OUT"),
+ SND_SOC_DAPM_INPUT("Virtual HiFi IN"),
+ SND_SOC_DAPM_OUTPUT("Virtual Voice OUT"),
+
/* DACs */
SND_SOC_DAPM_DAC("DAC Right1", "Right Front HiFi Playback",
SND_SOC_NOPM, 0, 0),
SND_SOC_DAPM_SUPPLY("APLL Enable", SND_SOC_NOPM, 0, 0, apll_event,
SND_SOC_DAPM_PRE_PMU|SND_SOC_DAPM_POST_PMD),
- SND_SOC_DAPM_SUPPLY("AIF Enable", TWL4030_REG_AUDIO_IF, 0, 0, NULL, 0),
+ SND_SOC_DAPM_SUPPLY("AIF Enable", SND_SOC_NOPM, 0, 0, aif_event,
+ SND_SOC_DAPM_PRE_PMU|SND_SOC_DAPM_POST_PMD),
/* Output MIXER controls */
/* Earpiece */
{"Digital Voice Playback Mixer", NULL, "DAC Voice"},
/* Supply for the digital part (APLL) */
- {"Digital R1 Playback Mixer", NULL, "APLL Enable"},
- {"Digital L1 Playback Mixer", NULL, "APLL Enable"},
- {"Digital R2 Playback Mixer", NULL, "APLL Enable"},
- {"Digital L2 Playback Mixer", NULL, "APLL Enable"},
{"Digital Voice Playback Mixer", NULL, "APLL Enable"},
{"Digital R1 Playback Mixer", NULL, "AIF Enable"},
{"Vibra Mux", "AudioR2", "DAC Right2"},
/* outputs */
- {"OUTL", NULL, "Analog L2 Playback Mixer"},
- {"OUTR", NULL, "Analog R2 Playback Mixer"},
+ /* Must be always connected (for AIF and APLL) */
+ {"Virtual HiFi OUT", NULL, "Digital L1 Playback Mixer"},
+ {"Virtual HiFi OUT", NULL, "Digital R1 Playback Mixer"},
+ {"Virtual HiFi OUT", NULL, "Digital L2 Playback Mixer"},
+ {"Virtual HiFi OUT", NULL, "Digital R2 Playback Mixer"},
+ /* Must be always connected (for APLL) */
+ {"Virtual Voice OUT", NULL, "Digital Voice Playback Mixer"},
+ /* Physical outputs */
{"EARPIECE", NULL, "Earpiece PGA"},
{"PREDRIVEL", NULL, "PredriveL PGA"},
{"PREDRIVER", NULL, "PredriveR PGA"},
{"VIBRA", NULL, "Vibra Route"},
/* Capture path */
+ /* Must be always connected (for AIF and APLL) */
+ {"ADC Virtual Left1", NULL, "Virtual HiFi IN"},
+ {"ADC Virtual Right1", NULL, "Virtual HiFi IN"},
+ {"ADC Virtual Left2", NULL, "Virtual HiFi IN"},
+ {"ADC Virtual Right2", NULL, "Virtual HiFi IN"},
+ /* Physical inputs */
{"Analog Left", "Main Mic Capture Switch", "MAINMIC"},
{"Analog Left", "Headset Mic Capture Switch", "HSMIC"},
{"Analog Left", "AUXL Capture Switch", "AUXL"},
{"ADC Virtual Left2", NULL, "TX2 Capture Route"},
{"ADC Virtual Right2", NULL, "TX2 Capture Route"},
- {"ADC Virtual Left1", NULL, "APLL Enable"},
- {"ADC Virtual Right1", NULL, "APLL Enable"},
- {"ADC Virtual Left2", NULL, "APLL Enable"},
- {"ADC Virtual Right2", NULL, "APLL Enable"},
-
{"ADC Virtual Left1", NULL, "AIF Enable"},
{"ADC Virtual Right1", NULL, "AIF Enable"},
{"ADC Virtual Left2", NULL, "AIF Enable"},
struct snd_soc_pcm_runtime *rtd = substream->private_data;
struct snd_soc_device *socdev = rtd->socdev;
struct snd_soc_codec *codec = socdev->card->codec;
- struct twl4030_priv *twl4030 = codec->private_data;
+ struct twl4030_priv *twl4030 = snd_soc_codec_get_drvdata(codec);
if (twl4030->master_substream) {
twl4030->slave_substream = substream;
struct snd_soc_pcm_runtime *rtd = substream->private_data;
struct snd_soc_device *socdev = rtd->socdev;
struct snd_soc_codec *codec = socdev->card->codec;
- struct twl4030_priv *twl4030 = codec->private_data;
+ struct twl4030_priv *twl4030 = snd_soc_codec_get_drvdata(codec);
if (twl4030->master_substream == substream)
twl4030->master_substream = twl4030->slave_substream;
struct snd_soc_pcm_runtime *rtd = substream->private_data;
struct snd_soc_device *socdev = rtd->socdev;
struct snd_soc_codec *codec = socdev->card->codec;
- struct twl4030_priv *twl4030 = codec->private_data;
+ struct twl4030_priv *twl4030 = snd_soc_codec_get_drvdata(codec);
u8 mode, old_mode, format, old_format;
/* If the substream has 4 channel, do the necessary setup */
int clk_id, unsigned int freq, int dir)
{
struct snd_soc_codec *codec = codec_dai->codec;
- struct twl4030_priv *twl4030 = codec->private_data;
+ struct twl4030_priv *twl4030 = snd_soc_codec_get_drvdata(codec);
switch (freq) {
case 19200000:
struct snd_soc_pcm_runtime *rtd = substream->private_data;
struct snd_soc_device *socdev = rtd->socdev;
struct snd_soc_codec *codec = socdev->card->codec;
- struct twl4030_priv *twl4030 = codec->private_data;
+ struct twl4030_priv *twl4030 = snd_soc_codec_get_drvdata(codec);
u8 mode;
/* If the system master clock is not 26MHz, the voice PCM interface is
int clk_id, unsigned int freq, int dir)
{
struct snd_soc_codec *codec = codec_dai->codec;
- struct twl4030_priv *twl4030 = codec->private_data;
+ struct twl4030_priv *twl4030 = snd_soc_codec_get_drvdata(codec);
if (freq != 26000000) {
dev_err(codec->dev, "Unsupported APLL mclk: %u, the Voice"
struct snd_soc_codec *codec = socdev->card->codec;
twl4030_set_bias_level(codec, SND_SOC_BIAS_STANDBY);
- twl4030_set_bias_level(codec, codec->suspend_bias_level);
return 0;
}
BUG_ON(!twl4030_codec);
codec = twl4030_codec;
- twl4030 = codec->private_data;
+ twl4030 = snd_soc_codec_get_drvdata(codec);
socdev->card->codec = codec;
/* Configuration for headset ramp delay from setup data */
}
codec = &twl4030->codec;
- codec->private_data = twl4030;
+ snd_soc_codec_set_drvdata(codec, twl4030);
codec->dev = &pdev->dev;
twl4030_dai[0].dev = &pdev->dev;
twl4030_dai[1].dev = &pdev->dev;
#include <linux/module.h>
#include <linux/delay.h>
+#include <linux/slab.h>
#include <sound/pcm.h>
#include <sound/pcm_params.h>
#include <sound/soc.h>
struct snd_soc_pcm_runtime *rtd = substream->private_data;
struct snd_soc_device *socdev = rtd->socdev;
struct snd_soc_codec *codec = socdev->card->codec;
- struct uda134x_priv *uda134x = codec->private_data;
+ struct uda134x_priv *uda134x = snd_soc_codec_get_drvdata(codec);
struct snd_pcm_runtime *master_runtime;
if (uda134x->master_substream) {
struct snd_soc_pcm_runtime *rtd = substream->private_data;
struct snd_soc_device *socdev = rtd->socdev;
struct snd_soc_codec *codec = socdev->card->codec;
- struct uda134x_priv *uda134x = codec->private_data;
+ struct uda134x_priv *uda134x = snd_soc_codec_get_drvdata(codec);
if (uda134x->master_substream == substream)
uda134x->master_substream = uda134x->slave_substream;
struct snd_soc_pcm_runtime *rtd = substream->private_data;
struct snd_soc_device *socdev = rtd->socdev;
struct snd_soc_codec *codec = socdev->card->codec;
- struct uda134x_priv *uda134x = codec->private_data;
+ struct uda134x_priv *uda134x = snd_soc_codec_get_drvdata(codec);
u8 hw_params;
if (substream == uda134x->slave_substream) {
int clk_id, unsigned int freq, int dir)
{
struct snd_soc_codec *codec = codec_dai->codec;
- struct uda134x_priv *uda134x = codec->private_data;
+ struct uda134x_priv *uda134x = snd_soc_codec_get_drvdata(codec);
pr_debug("%s clk_id: %d, freq: %u, dir: %d\n", __func__,
clk_id, freq, dir);
unsigned int fmt)
{
struct snd_soc_codec *codec = codec_dai->codec;
- struct uda134x_priv *uda134x = codec->private_data;
+ struct uda134x_priv *uda134x = snd_soc_codec_get_drvdata(codec);
pr_debug("%s fmt: %08X\n", __func__, fmt);
SOC_SINGLE("DC Filter Enable Switch", UDA134X_STATUS0, 0, 1, 0),
};
+ static const struct snd_kcontrol_new uda1345_snd_controls[] = {
+ SOC_SINGLE("Master Playback Volume", UDA134X_DATA000, 0, 0x3F, 1),
+
+ SOC_ENUM("PCM Playback De-emphasis", uda134x_mixer_enum[1]),
+
+ SOC_SINGLE("DC Filter Enable Switch", UDA134X_STATUS0, 0, 1, 0),
+ };
+
static struct snd_soc_dai_ops uda134x_dai_ops = {
.startup = uda134x_startup,
.shutdown = uda134x_shutdown,
case UDA134X_UDA1340:
case UDA134X_UDA1341:
case UDA134X_UDA1344:
+ case UDA134X_UDA1345:
break;
default:
printk(KERN_ERR "UDA134X SoC codec: "
uda134x = kzalloc(sizeof(struct uda134x_priv), GFP_KERNEL);
if (uda134x == NULL)
goto priv_err;
- codec->private_data = uda134x;
+ snd_soc_codec_set_drvdata(codec, uda134x);
codec->reg_cache = kmemdup(uda134x_reg, sizeof(uda134x_reg),
GFP_KERNEL);
ret = snd_soc_add_controls(codec, uda1341_snd_controls,
ARRAY_SIZE(uda1341_snd_controls));
break;
+ case UDA134X_UDA1345:
+ ret = snd_soc_add_controls(codec, uda1345_snd_controls,
+ ARRAY_SIZE(uda1345_snd_controls));
+ break;
default:
printk(KERN_ERR "%s unknown codec type: %d",
__func__, pd->model);
pcm_err:
kfree(codec->reg_cache);
reg_err:
- kfree(codec->private_data);
+ kfree(snd_soc_codec_get_drvdata(codec));
priv_err:
kfree(codec);
return ret;
snd_soc_free_pcms(socdev);
snd_soc_dapm_free(socdev);
- kfree(codec->private_data);
+ kfree(snd_soc_codec_get_drvdata(codec));
kfree(codec->reg_cache);
kfree(codec);
#include <linux/module.h>
#include <linux/moduleparam.h>
#include <linux/init.h>
+#include <linux/slab.h>
#include <linux/delay.h>
#include <linux/pm.h>
#include <linux/platform_device.h>
struct wm8350_jack_data {
struct snd_soc_jack *jack;
int report;
+ int short_report;
};
struct wm8350_data {
struct wm8350_output out2;
struct wm8350_jack_data hpl;
struct wm8350_jack_data hpr;
+ struct wm8350_jack_data mic;
struct regulator_bulk_data supplies[ARRAY_SIZE(supply_names)];
int fll_freq_out;
int fll_freq_in;
*/
static inline int wm8350_out1_ramp_step(struct snd_soc_codec *codec)
{
- struct wm8350_data *wm8350_data = codec->private_data;
+ struct wm8350_data *wm8350_data = snd_soc_codec_get_drvdata(codec);
struct wm8350_output *out1 = &wm8350_data->out1;
struct wm8350 *wm8350 = codec->control_data;
int left_complete = 0, right_complete = 0;
*/
static inline int wm8350_out2_ramp_step(struct snd_soc_codec *codec)
{
- struct wm8350_data *wm8350_data = codec->private_data;
+ struct wm8350_data *wm8350_data = snd_soc_codec_get_drvdata(codec);
struct wm8350_output *out2 = &wm8350_data->out2;
struct wm8350 *wm8350 = codec->control_data;
int left_complete = 0, right_complete = 0;
{
struct snd_soc_codec *codec =
container_of(work, struct snd_soc_codec, delayed_work.work);
- struct wm8350_data *wm8350_data = codec->private_data;
+ struct wm8350_data *wm8350_data = snd_soc_codec_get_drvdata(codec);
struct wm8350_output *out1 = &wm8350_data->out1,
*out2 = &wm8350_data->out2;
int i, out1_complete, out2_complete;
struct snd_kcontrol *kcontrol, int event)
{
struct snd_soc_codec *codec = w->codec;
- struct wm8350_data *wm8350_data = codec->private_data;
+ struct wm8350_data *wm8350_data = snd_soc_codec_get_drvdata(codec);
struct wm8350_output *out;
switch (w->shift) {
struct snd_ctl_elem_value *ucontrol)
{
struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol);
- struct wm8350_data *wm8350_priv = codec->private_data;
+ struct wm8350_data *wm8350_priv = snd_soc_codec_get_drvdata(codec);
struct wm8350_output *out = NULL;
struct soc_mixer_control *mc =
(struct soc_mixer_control *)kcontrol->private_value;
struct snd_ctl_elem_value *ucontrol)
{
struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol);
- struct wm8350_data *wm8350_priv = codec->private_data;
+ struct wm8350_data *wm8350_priv = snd_soc_codec_get_drvdata(codec);
struct wm8350_output *out1 = &wm8350_priv->out1;
struct wm8350_output *out2 = &wm8350_priv->out2;
struct soc_mixer_control *mc =
{
struct snd_soc_codec *codec = codec_dai->codec;
struct wm8350 *wm8350 = codec->control_data;
- struct wm8350_data *priv = codec->private_data;
+ struct wm8350_data *priv = snd_soc_codec_get_drvdata(codec);
struct _fll_div fll_div;
int ret = 0;
u16 fll_1, fll_4;
enum snd_soc_bias_level level)
{
struct wm8350 *wm8350 = codec->control_data;
- struct wm8350_data *priv = codec->private_data;
+ struct wm8350_data *priv = snd_soc_codec_get_drvdata(codec);
struct wm8350_audio_platform_data *platform =
wm8350->codec.platform_data;
u16 pm1;
wm8350_set_bias_level(codec, SND_SOC_BIAS_STANDBY);
- if (codec->suspend_bias_level == SND_SOC_BIAS_ON)
- wm8350_set_bias_level(codec, SND_SOC_BIAS_ON);
-
return 0;
}
* @jack: jack to report detection events on
* @report: value to report
*
- * Enables the headphone jack detection of the WM8350.
+ * Enables the headphone jack detection of the WM8350. If no report
+ * is specified then detection is disabled.
*/
int wm8350_hp_jack_detect(struct snd_soc_codec *codec, enum wm8350_jack which,
struct snd_soc_jack *jack, int report)
{
- struct wm8350_data *priv = codec->private_data;
+ struct wm8350_data *priv = snd_soc_codec_get_drvdata(codec);
struct wm8350 *wm8350 = codec->control_data;
int irq;
int ena;
return -EINVAL;
}
- wm8350_set_bits(wm8350, WM8350_POWER_MGMT_4, WM8350_TOCLK_ENA);
- wm8350_set_bits(wm8350, WM8350_JACK_DETECT, ena);
+ if (report) {
+ wm8350_set_bits(wm8350, WM8350_POWER_MGMT_4, WM8350_TOCLK_ENA);
+ wm8350_set_bits(wm8350, WM8350_JACK_DETECT, ena);
+ } else {
+ wm8350_clear_bits(wm8350, WM8350_JACK_DETECT, ena);
+ }
/* Sync status */
wm8350_hp_jack_handler(irq + wm8350->irq_base, priv);
}
EXPORT_SYMBOL_GPL(wm8350_hp_jack_detect);
+ static irqreturn_t wm8350_mic_handler(int irq, void *data)
+ {
+ struct wm8350_data *priv = data;
+ struct wm8350 *wm8350 = priv->codec.control_data;
+ u16 reg;
+ int report = 0;
+
+ reg = wm8350_reg_read(wm8350, WM8350_JACK_PIN_STATUS);
+ if (reg & WM8350_JACK_MICSCD_LVL)
+ report |= priv->mic.short_report;
+ if (reg & WM8350_JACK_MICSD_LVL)
+ report |= priv->mic.report;
+
+ snd_soc_jack_report(priv->mic.jack, report,
+ priv->mic.report | priv->mic.short_report);
+
+ return IRQ_HANDLED;
+ }
+
+ /**
+ * wm8350_mic_jack_detect - Enable microphone jack detection.
+ *
+ * @codec: WM8350 codec
+ * @jack: jack to report detection events on
+ * @detect_report: value to report when presence detected
+ * @short_report: value to report when microphone short detected
+ *
+ * Enables the microphone jack detection of the WM8350. If both reports
+ * are specified as zero then detection is disabled.
+ */
+ int wm8350_mic_jack_detect(struct snd_soc_codec *codec,
+ struct snd_soc_jack *jack,
+ int detect_report, int short_report)
+ {
+ struct wm8350_data *priv = snd_soc_codec_get_drvdata(codec);
+ struct wm8350 *wm8350 = codec->control_data;
+
+ priv->mic.jack = jack;
+ priv->mic.report = detect_report;
+ priv->mic.short_report = short_report;
+
+ if (detect_report || short_report) {
+ wm8350_set_bits(wm8350, WM8350_POWER_MGMT_4, WM8350_TOCLK_ENA);
+ wm8350_set_bits(wm8350, WM8350_POWER_MGMT_1,
+ WM8350_MIC_DET_ENA);
+ } else {
+ wm8350_clear_bits(wm8350, WM8350_POWER_MGMT_1,
+ WM8350_MIC_DET_ENA);
+ }
+
+ return 0;
+ }
+ EXPORT_SYMBOL_GPL(wm8350_mic_jack_detect);
+
static struct snd_soc_codec *wm8350_codec;
static int wm8350_probe(struct platform_device *pdev)
socdev->card->codec = wm8350_codec;
codec = socdev->card->codec;
wm8350 = codec->control_data;
- priv = codec->private_data;
+ priv = snd_soc_codec_get_drvdata(codec);
/* Enable the codec */
wm8350_set_bits(wm8350, WM8350_POWER_MGMT_5, WM8350_CODEC_ENA);
wm8350_register_irq(wm8350, WM8350_IRQ_CODEC_JCK_DET_R,
wm8350_hp_jack_handler, 0, "Right jack detect",
priv);
+ wm8350_register_irq(wm8350, WM8350_IRQ_CODEC_MICSCD,
+ wm8350_mic_handler, 0, "Microphone short", priv);
+ wm8350_register_irq(wm8350, WM8350_IRQ_CODEC_MICD,
+ wm8350_mic_handler, 0, "Microphone detect", priv);
ret = snd_soc_new_pcms(socdev, SNDRV_DEFAULT_IDX1, SNDRV_DEFAULT_STR1);
if (ret < 0) {
struct snd_soc_device *socdev = platform_get_drvdata(pdev);
struct snd_soc_codec *codec = socdev->card->codec;
struct wm8350 *wm8350 = codec->control_data;
- struct wm8350_data *priv = codec->private_data;
+ struct wm8350_data *priv = snd_soc_codec_get_drvdata(codec);
int ret;
wm8350_clear_bits(wm8350, WM8350_JACK_DETECT,
WM8350_JDL_ENA | WM8350_JDR_ENA);
wm8350_clear_bits(wm8350, WM8350_POWER_MGMT_4, WM8350_TOCLK_ENA);
+ wm8350_free_irq(wm8350, WM8350_IRQ_CODEC_MICD, priv);
+ wm8350_free_irq(wm8350, WM8350_IRQ_CODEC_MICSCD, priv);
wm8350_free_irq(wm8350, WM8350_IRQ_CODEC_JCK_DET_L, priv);
wm8350_free_irq(wm8350, WM8350_IRQ_CODEC_JCK_DET_R, priv);
priv->hpl.jack = NULL;
priv->hpr.jack = NULL;
+ priv->mic.jack = NULL;
/* cancel any work waiting to be queued. */
ret = cancel_delayed_work(&codec->delayed_work);
codec->dai = &wm8350_dai;
codec->num_dai = 1;
codec->reg_cache_size = WM8350_MAX_REGISTER;
- codec->private_data = priv;
+ snd_soc_codec_set_drvdata(codec, priv);
codec->control_data = wm8350;
/* Put the codec into reset if it wasn't already */
{
struct wm8350 *wm8350 = platform_get_drvdata(pdev);
struct snd_soc_codec *codec = wm8350->codec.codec;
- struct wm8350_data *priv = codec->private_data;
+ struct wm8350_data *priv = snd_soc_codec_get_drvdata(codec);
snd_soc_unregister_dai(&wm8350_dai);
snd_soc_unregister_codec(codec);
#include <linux/module.h>
#include <linux/moduleparam.h>
#include <linux/kernel.h>
+#include <linux/slab.h>
#include <linux/init.h>
#include <linux/delay.h>
#include <linux/pm.h>
static inline unsigned int wm8400_read(struct snd_soc_codec *codec,
unsigned int reg)
{
- struct wm8400_priv *wm8400 = codec->private_data;
+ struct wm8400_priv *wm8400 = snd_soc_codec_get_drvdata(codec);
if (reg == WM8400_INTDRIVBITS)
return wm8400->fake_register;
static int wm8400_write(struct snd_soc_codec *codec, unsigned int reg,
unsigned int value)
{
- struct wm8400_priv *wm8400 = codec->private_data;
+ struct wm8400_priv *wm8400 = snd_soc_codec_get_drvdata(codec);
if (reg == WM8400_INTDRIVBITS) {
wm8400->fake_register = value;
static void wm8400_codec_reset(struct snd_soc_codec *codec)
{
- struct wm8400_priv *wm8400 = codec->private_data;
+ struct wm8400_priv *wm8400 = snd_soc_codec_get_drvdata(codec);
wm8400_reset_codec_reg_cache(wm8400->wm8400);
}
int clk_id, unsigned int freq, int dir)
{
struct snd_soc_codec *codec = codec_dai->codec;
- struct wm8400_priv *wm8400 = codec->private_data;
+ struct wm8400_priv *wm8400 = snd_soc_codec_get_drvdata(codec);
wm8400->sysclk = freq;
return 0;
unsigned int freq_out)
{
struct snd_soc_codec *codec = codec_dai->codec;
- struct wm8400_priv *wm8400 = codec->private_data;
+ struct wm8400_priv *wm8400 = snd_soc_codec_get_drvdata(codec);
struct fll_factors factors;
int ret;
u16 reg;
static int wm8400_set_bias_level(struct snd_soc_codec *codec,
enum snd_soc_bias_level level)
{
- struct wm8400_priv *wm8400 = codec->private_data;
+ struct wm8400_priv *wm8400 = snd_soc_codec_get_drvdata(codec);
u16 val;
int ret;
return -ENOMEM;
codec = &priv->codec;
- codec->private_data = priv;
+ snd_soc_codec_set_drvdata(codec, priv);
codec->control_data = dev_get_drvdata(&dev->dev);
priv->wm8400 = dev_get_drvdata(&dev->dev);
static int __exit wm8400_codec_remove(struct platform_device *dev)
{
- struct wm8400_priv *priv = wm8400_codec->private_data;
+ struct wm8400_priv *priv = snd_soc_codec_get_drvdata(wm8400_codec);
u16 reg;
snd_soc_unregister_dai(&wm8400_dai);
#include <linux/i2c.h>
#include <linux/platform_device.h>
#include <linux/spi/spi.h>
+#include <linux/slab.h>
#include <sound/core.h>
#include <sound/pcm.h>
#include <sound/pcm_params.h>
codec->hw_write(codec->control_data, data, 2);
}
wm8510_set_bias_level(codec, SND_SOC_BIAS_STANDBY);
- wm8510_set_bias_level(codec, codec->suspend_bias_level);
+
return 0;
}
#include <linux/i2c.h>
#include <linux/platform_device.h>
#include <linux/regulator/consumer.h>
+#include <linux/slab.h>
#include <sound/core.h>
#include <sound/pcm.h>
#include <sound/pcm_params.h>
struct snd_soc_dai *dai)
{
struct snd_soc_codec *codec = dai->codec;
- struct wm8523_priv *wm8523 = codec->private_data;
+ struct wm8523_priv *wm8523 = snd_soc_codec_get_drvdata(codec);
/* The set of sample rates that can be supported depends on the
* MCLK supplied to the CODEC - enforce this.
struct snd_soc_pcm_runtime *rtd = substream->private_data;
struct snd_soc_device *socdev = rtd->socdev;
struct snd_soc_codec *codec = socdev->card->codec;
- struct wm8523_priv *wm8523 = codec->private_data;
+ struct wm8523_priv *wm8523 = snd_soc_codec_get_drvdata(codec);
int i;
u16 aifctrl1 = snd_soc_read(codec, WM8523_AIF_CTRL1);
u16 aifctrl2 = snd_soc_read(codec, WM8523_AIF_CTRL2);
int clk_id, unsigned int freq, int dir)
{
struct snd_soc_codec *codec = codec_dai->codec;
- struct wm8523_priv *wm8523 = codec->private_data;
+ struct wm8523_priv *wm8523 = snd_soc_codec_get_drvdata(codec);
unsigned int val;
int i;
static int wm8523_set_bias_level(struct snd_soc_codec *codec,
enum snd_soc_bias_level level)
{
- struct wm8523_priv *wm8523 = codec->private_data;
+ struct wm8523_priv *wm8523 = snd_soc_codec_get_drvdata(codec);
int ret, i;
switch (level) {
INIT_LIST_HEAD(&codec->dapm_widgets);
INIT_LIST_HEAD(&codec->dapm_paths);
- codec->private_data = wm8523;
+ snd_soc_codec_set_drvdata(codec, wm8523);
codec->name = "WM8523";
codec->owner = THIS_MODULE;
codec->bias_level = SND_SOC_BIAS_OFF;
#include <linux/i2c.h>
#include <linux/platform_device.h>
#include <linux/regulator/consumer.h>
+#include <linux/slab.h>
#include <sound/core.h>
#include <sound/pcm.h>
{
int offset;
struct snd_soc_codec *codec = codec_dai->codec;
- struct wm8580_priv *wm8580 = codec->private_data;
+ struct wm8580_priv *wm8580 = snd_soc_codec_get_drvdata(codec);
struct pll_state *state;
struct _pll_div pll_div;
unsigned int reg;
INIT_LIST_HEAD(&codec->dapm_widgets);
INIT_LIST_HEAD(&codec->dapm_paths);
- codec->private_data = wm8580;
+ snd_soc_codec_set_drvdata(codec, wm8580);
codec->name = "WM8580";
codec->owner = THIS_MODULE;
codec->bias_level = SND_SOC_BIAS_OFF;
#include <linux/i2c.h>
#include <linux/platform_device.h>
#include <linux/spi/spi.h>
+#include <linux/slab.h>
#include <sound/core.h>
#include <sound/pcm.h>
#include <sound/pcm_params.h>
struct snd_soc_dai *dai)
{
struct snd_soc_codec *codec = dai->codec;
- struct wm8711_priv *wm8711 = codec->private_data;
+ struct wm8711_priv *wm8711 = snd_soc_codec_get_drvdata(codec);
u16 iface = snd_soc_read(codec, WM8711_IFACE) & 0xfffc;
int i = get_coeff(wm8711->sysclk, params_rate(params));
u16 srate = (coeff_div[i].sr << 2) |
int clk_id, unsigned int freq, int dir)
{
struct snd_soc_codec *codec = codec_dai->codec;
- struct wm8711_priv *wm8711 = codec->private_data;
+ struct wm8711_priv *wm8711 = snd_soc_codec_get_drvdata(codec);
switch (freq) {
case 11289600:
codec->hw_write(codec->control_data, data, 2);
}
wm8711_set_bias_level(codec, SND_SOC_BIAS_STANDBY);
- wm8711_set_bias_level(codec, codec->suspend_bias_level);
+
return 0;
}
INIT_LIST_HEAD(&codec->dapm_widgets);
INIT_LIST_HEAD(&codec->dapm_paths);
- codec->private_data = wm8711;
+ snd_soc_codec_set_drvdata(codec, wm8711);
codec->name = "WM8711";
codec->owner = THIS_MODULE;
codec->bias_level = SND_SOC_BIAS_OFF;
#include <linux/i2c.h>
#include <linux/platform_device.h>
#include <linux/spi/spi.h>
+#include <linux/slab.h>
#include <sound/core.h>
#include <sound/pcm.h>
#include <sound/pcm_params.h>
struct snd_soc_device *socdev = platform_get_drvdata(pdev);
struct snd_soc_codec *codec = socdev->card->codec;
- wm8728_set_bias_level(codec, codec->suspend_bias_level);
+ wm8728_set_bias_level(codec, SND_SOC_BIAS_STANDBY);
return 0;
}
#include <linux/delay.h>
#include <linux/pm.h>
#include <linux/i2c.h>
+#include <linux/slab.h>
#include <linux/platform_device.h>
#include <linux/regulator/consumer.h>
#include <linux/spi/spi.h>
struct snd_soc_pcm_runtime *rtd = substream->private_data;
struct snd_soc_device *socdev = rtd->socdev;
struct snd_soc_codec *codec = socdev->card->codec;
- struct wm8731_priv *wm8731 = codec->private_data;
+ struct wm8731_priv *wm8731 = snd_soc_codec_get_drvdata(codec);
u16 iface = snd_soc_read(codec, WM8731_IFACE) & 0xfff3;
int i = get_coeff(wm8731->sysclk, params_rate(params));
u16 srate = (coeff_div[i].sr << 2) |
int clk_id, unsigned int freq, int dir)
{
struct snd_soc_codec *codec = codec_dai->codec;
- struct wm8731_priv *wm8731 = codec->private_data;
+ struct wm8731_priv *wm8731 = snd_soc_codec_get_drvdata(codec);
switch (freq) {
case 11289600:
static int wm8731_set_bias_level(struct snd_soc_codec *codec,
enum snd_soc_bias_level level)
{
+ struct wm8731_priv *wm8731 = snd_soc_codec_get_drvdata(codec);
+ int i, ret;
+ u8 data[2];
+ u16 *cache = codec->reg_cache;
u16 reg;
switch (level) {
case SND_SOC_BIAS_PREPARE:
break;
case SND_SOC_BIAS_STANDBY:
+ if (codec->bias_level == SND_SOC_BIAS_OFF) {
+ ret = regulator_bulk_enable(ARRAY_SIZE(wm8731->supplies),
+ wm8731->supplies);
+ if (ret != 0)
+ return ret;
+
+ /* Sync reg_cache with the hardware */
+ for (i = 0; i < ARRAY_SIZE(wm8731_reg); i++) {
+ if (cache[i] == wm8731_reg[i])
+ continue;
+
+ data[0] = (i << 1) | ((cache[i] >> 8)
+ & 0x0001);
+ data[1] = cache[i] & 0x00ff;
+ codec->hw_write(codec->control_data, data, 2);
+ }
+ }
+
/* Clear PWROFF, gate CLKOUT, everything else as-is */
reg = snd_soc_read(codec, WM8731_PWR) & 0xff7f;
snd_soc_write(codec, WM8731_PWR, reg | 0x0040);
case SND_SOC_BIAS_OFF:
snd_soc_write(codec, WM8731_ACTIVE, 0x0);
snd_soc_write(codec, WM8731_PWR, 0xffff);
+ regulator_bulk_disable(ARRAY_SIZE(wm8731->supplies),
+ wm8731->supplies);
break;
}
codec->bias_level = level;
return 0;
}
- #define WM8731_RATES (SNDRV_PCM_RATE_8000 | SNDRV_PCM_RATE_11025 |\
- SNDRV_PCM_RATE_16000 | SNDRV_PCM_RATE_22050 |\
- SNDRV_PCM_RATE_32000 | SNDRV_PCM_RATE_44100 |\
- SNDRV_PCM_RATE_48000 | SNDRV_PCM_RATE_88200 |\
- SNDRV_PCM_RATE_96000)
+ #define WM8731_RATES SNDRV_PCM_RATE_8000_96000
#define WM8731_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S20_3LE |\
SNDRV_PCM_FMTBIT_S24_LE)
{
struct snd_soc_device *socdev = platform_get_drvdata(pdev);
struct snd_soc_codec *codec = socdev->card->codec;
- struct wm8731_priv *wm8731 = codec->private_data;
- snd_soc_write(codec, WM8731_ACTIVE, 0x0);
wm8731_set_bias_level(codec, SND_SOC_BIAS_OFF);
- regulator_bulk_disable(ARRAY_SIZE(wm8731->supplies),
- wm8731->supplies);
+
return 0;
}
{
struct snd_soc_device *socdev = platform_get_drvdata(pdev);
struct snd_soc_codec *codec = socdev->card->codec;
- struct wm8731_priv *wm8731 = codec->private_data;
- int i, ret;
- u8 data[2];
- u16 *cache = codec->reg_cache;
- ret = regulator_bulk_enable(ARRAY_SIZE(wm8731->supplies),
- wm8731->supplies);
- if (ret != 0)
- return ret;
-
- /* Sync reg_cache with the hardware */
- for (i = 0; i < ARRAY_SIZE(wm8731_reg); i++) {
- if (cache[i] == wm8731_reg[i])
- continue;
-
- data[0] = (i << 1) | ((cache[i] >> 8) & 0x0001);
- data[1] = cache[i] & 0x00ff;
- codec->hw_write(codec->control_data, data, 2);
- }
wm8731_set_bias_level(codec, SND_SOC_BIAS_STANDBY);
- wm8731_set_bias_level(codec, codec->suspend_bias_level);
return 0;
}
INIT_LIST_HEAD(&codec->dapm_widgets);
INIT_LIST_HEAD(&codec->dapm_paths);
- codec->private_data = wm8731;
+ snd_soc_codec_set_drvdata(codec, wm8731);
codec->name = "WM8731";
codec->owner = THIS_MODULE;
codec->bias_level = SND_SOC_BIAS_OFF;
goto err_codec;
}
+ /* Regulators will have been enabled by bias management */
+ regulator_bulk_disable(ARRAY_SIZE(wm8731->supplies), wm8731->supplies);
+
return 0;
err_codec:
wm8731_set_bias_level(&wm8731->codec, SND_SOC_BIAS_OFF);
snd_soc_unregister_dai(&wm8731_dai);
snd_soc_unregister_codec(&wm8731->codec);
- regulator_bulk_disable(ARRAY_SIZE(wm8731->supplies), wm8731->supplies);
regulator_bulk_free(ARRAY_SIZE(wm8731->supplies), wm8731->supplies);
kfree(wm8731);
wm8731_codec = NULL;
static struct i2c_driver wm8731_i2c_driver = {
.driver = {
- .name = "WM8731 I2C Codec",
+ .name = "wm8731",
.owner = THIS_MODULE,
},
.probe = wm8731_i2c_probe,
#include <linux/i2c.h>
#include <linux/platform_device.h>
#include <linux/spi/spi.h>
+#include <linux/slab.h>
#include <sound/core.h>
#include <sound/pcm.h>
#include <sound/pcm_params.h>
#include "wm8750.h"
- #define WM8750_VERSION "0.12"
-
- /* codec private data */
- struct wm8750_priv {
- unsigned int sysclk;
- };
-
/*
* wm8750 register cache
* We can't read the WM8750 register space when we
0x0079, 0x0079, 0x0079, /* 40 */
};
+ /* codec private data */
+ struct wm8750_priv {
+ unsigned int sysclk;
+ struct snd_soc_codec codec;
+ u16 reg_cache[ARRAY_SIZE(wm8750_reg)];
+ };
+
#define wm8750_reset(c) snd_soc_write(c, WM8750_RESET, 0)
/*
int clk_id, unsigned int freq, int dir)
{
struct snd_soc_codec *codec = codec_dai->codec;
- struct wm8750_priv *wm8750 = codec->private_data;
+ struct wm8750_priv *wm8750 = snd_soc_codec_get_drvdata(codec);
switch (freq) {
case 11289600:
struct snd_soc_pcm_runtime *rtd = substream->private_data;
struct snd_soc_device *socdev = rtd->socdev;
struct snd_soc_codec *codec = socdev->card->codec;
- struct wm8750_priv *wm8750 = codec->private_data;
+ struct wm8750_priv *wm8750 = snd_soc_codec_get_drvdata(codec);
u16 iface = snd_soc_read(codec, WM8750_IFACE) & 0x1f3;
u16 srate = snd_soc_read(codec, WM8750_SRATE) & 0x1c0;
int coeff = get_coeff(wm8750->sysclk, params_rate(params));
snd_soc_write(codec, WM8750_PWR1, pwr_reg | 0x00c0);
break;
case SND_SOC_BIAS_PREPARE:
- /* set vmid to 5k for quick power up */
- snd_soc_write(codec, WM8750_PWR1, pwr_reg | 0x01c1);
break;
case SND_SOC_BIAS_STANDBY:
+ if (codec->bias_level == SND_SOC_BIAS_OFF) {
+ /* Set VMID to 5k */
+ snd_soc_write(codec, WM8750_PWR1, pwr_reg | 0x01c1);
+
+ /* ...and ramp */
+ msleep(1000);
+ }
+
/* mute dac and set vmid to 500k, enable VREF */
snd_soc_write(codec, WM8750_PWR1, pwr_reg | 0x0141);
break;
};
EXPORT_SYMBOL_GPL(wm8750_dai);
- static void wm8750_work(struct work_struct *work)
- {
- struct snd_soc_codec *codec =
- container_of(work, struct snd_soc_codec, delayed_work.work);
- wm8750_set_bias_level(codec, codec->bias_level);
- }
-
static int wm8750_suspend(struct platform_device *pdev, pm_message_t state)
{
struct snd_soc_device *socdev = platform_get_drvdata(pdev);
wm8750_set_bias_level(codec, SND_SOC_BIAS_STANDBY);
- /* charge wm8750 caps */
- if (codec->suspend_bias_level == SND_SOC_BIAS_ON) {
- wm8750_set_bias_level(codec, SND_SOC_BIAS_PREPARE);
- codec->bias_level = SND_SOC_BIAS_ON;
- schedule_delayed_work(&codec->delayed_work,
- msecs_to_jiffies(1000));
+ return 0;
+ }
+
+ static struct snd_soc_codec *wm8750_codec;
+
+ static int wm8750_probe(struct platform_device *pdev)
+ {
+ struct snd_soc_device *socdev = platform_get_drvdata(pdev);
+ struct snd_soc_codec *codec;
+ int ret = 0;
+
+ if (!wm8750_codec) {
+ dev_err(&pdev->dev, "WM8750 codec not yet registered\n");
+ return -EINVAL;
+ }
+
+ socdev->card->codec = wm8750_codec;
+ codec = wm8750_codec;
+
+ /* register pcms */
+ ret = snd_soc_new_pcms(socdev, SNDRV_DEFAULT_IDX1, SNDRV_DEFAULT_STR1);
+ if (ret < 0) {
+ printk(KERN_ERR "wm8750: failed to create pcms\n");
+ goto err;
}
+ snd_soc_add_controls(codec, wm8750_snd_controls,
+ ARRAY_SIZE(wm8750_snd_controls));
+ wm8750_add_widgets(codec);
+
+ return 0;
+
+ err:
+ return ret;
+ }
+
+ /* power down chip */
+ static int wm8750_remove(struct platform_device *pdev)
+ {
+ struct snd_soc_device *socdev = platform_get_drvdata(pdev);
+
+ snd_soc_free_pcms(socdev);
+ snd_soc_dapm_free(socdev);
+
return 0;
}
+ struct snd_soc_codec_device soc_codec_dev_wm8750 = {
+ .probe = wm8750_probe,
+ .remove = wm8750_remove,
+ .suspend = wm8750_suspend,
+ .resume = wm8750_resume,
+ };
+ EXPORT_SYMBOL_GPL(soc_codec_dev_wm8750);
+
/*
* initialise the WM8750 driver
* register the mixer and dsp interfaces with the kernel
*/
- static int wm8750_init(struct snd_soc_device *socdev,
- enum snd_soc_control_type control)
+ static int wm8750_register(struct wm8750_priv *wm8750,
+ enum snd_soc_control_type control)
{
- struct snd_soc_codec *codec = socdev->card->codec;
+ struct snd_soc_codec *codec = &wm8750->codec;
int reg, ret = 0;
+ if (wm8750_codec) {
+ dev_err(codec->dev, "Multiple WM8750 devices not supported\n");
+ ret = -EINVAL;
+ goto err;
+ }
+
+ mutex_init(&codec->mutex);
+ INIT_LIST_HEAD(&codec->dapm_widgets);
+ INIT_LIST_HEAD(&codec->dapm_paths);
+
codec->name = "WM8750";
codec->owner = THIS_MODULE;
+ codec->bias_level = SND_SOC_BIAS_STANDBY;
codec->set_bias_level = wm8750_set_bias_level;
codec->dai = &wm8750_dai;
codec->num_dai = 1;
- codec->reg_cache_size = ARRAY_SIZE(wm8750_reg);
- codec->reg_cache = kmemdup(wm8750_reg, sizeof(wm8750_reg), GFP_KERNEL);
- if (codec->reg_cache == NULL)
- return -ENOMEM;
+ codec->reg_cache_size = ARRAY_SIZE(wm8750->reg_cache) + 1;
+ codec->reg_cache = &wm8750->reg_cache;
+ snd_soc_codec_set_drvdata(codec, wm8750);
+
+ memcpy(codec->reg_cache, wm8750_reg, sizeof(wm8750->reg_cache));
ret = snd_soc_codec_set_cache_io(codec, 7, 9, control);
if (ret < 0) {
goto err;
}
- /* register pcms */
- ret = snd_soc_new_pcms(socdev, SNDRV_DEFAULT_IDX1, SNDRV_DEFAULT_STR1);
- if (ret < 0) {
- printk(KERN_ERR "wm8750: failed to create pcms\n");
- goto err;
- }
-
/* charge output caps */
- wm8750_set_bias_level(codec, SND_SOC_BIAS_PREPARE);
- codec->bias_level = SND_SOC_BIAS_STANDBY;
- schedule_delayed_work(&codec->delayed_work, msecs_to_jiffies(1000));
+ wm8750_set_bias_level(codec, SND_SOC_BIAS_STANDBY);
/* set the update bits */
reg = snd_soc_read(codec, WM8750_LDAC);
reg = snd_soc_read(codec, WM8750_RINVOL);
snd_soc_write(codec, WM8750_RINVOL, reg | 0x0100);
- snd_soc_add_controls(codec, wm8750_snd_controls,
- ARRAY_SIZE(wm8750_snd_controls));
- wm8750_add_widgets(codec);
- return ret;
+ wm8750_codec = codec;
+ ret = snd_soc_register_codec(codec);
+ if (ret != 0) {
+ dev_err(codec->dev, "Failed to register codec: %d\n", ret);
+ goto err;
+ }
+
+ ret = snd_soc_register_dais(&wm8750_dai, 1);
+ if (ret != 0) {
+ dev_err(codec->dev, "Failed to register DAIs: %d\n", ret);
+ goto err_codec;
+ }
+
+ return 0;
+
+ err_codec:
+ snd_soc_unregister_codec(codec);
err:
- kfree(codec->reg_cache);
+ kfree(wm8750);
return ret;
}
- /* If the i2c layer weren't so broken, we could pass this kind of data
- around */
- static struct snd_soc_device *wm8750_socdev;
+ static void wm8750_unregister(struct wm8750_priv *wm8750)
+ {
+ wm8750_set_bias_level(&wm8750->codec, SND_SOC_BIAS_OFF);
+ snd_soc_unregister_dais(&wm8750_dai, 1);
+ snd_soc_unregister_codec(&wm8750->codec);
+ kfree(wm8750);
+ wm8750_codec = NULL;
+ }
#if defined(CONFIG_I2C) || defined(CONFIG_I2C_MODULE)
static int wm8750_i2c_probe(struct i2c_client *i2c,
const struct i2c_device_id *id)
{
- struct snd_soc_device *socdev = wm8750_socdev;
- struct snd_soc_codec *codec = socdev->card->codec;
- int ret;
+ struct snd_soc_codec *codec;
+ struct wm8750_priv *wm8750;
+
+ wm8750 = kzalloc(sizeof(struct wm8750_priv), GFP_KERNEL);
+ if (wm8750 == NULL)
+ return -ENOMEM;
- i2c_set_clientdata(i2c, codec);
+ codec = &wm8750->codec;
codec->control_data = i2c;
+ i2c_set_clientdata(i2c, wm8750);
- ret = wm8750_init(socdev, SND_SOC_I2C);
- if (ret < 0)
- pr_err("failed to initialise WM8750\n");
+ codec->dev = &i2c->dev;
- return ret;
+ return wm8750_register(wm8750, SND_SOC_I2C);
}
static int wm8750_i2c_remove(struct i2c_client *client)
{
- struct snd_soc_codec *codec = i2c_get_clientdata(client);
- kfree(codec->reg_cache);
+ struct wm8750_priv *wm8750 = i2c_get_clientdata(client);
+ wm8750_unregister(wm8750);
return 0;
}
.remove = wm8750_i2c_remove,
.id_table = wm8750_i2c_id,
};
-
- static int wm8750_add_i2c_device(struct platform_device *pdev,
- const struct wm8750_setup_data *setup)
- {
- struct i2c_board_info info;
- struct i2c_adapter *adapter;
- struct i2c_client *client;
- int ret;
-
- ret = i2c_add_driver(&wm8750_i2c_driver);
- if (ret != 0) {
- dev_err(&pdev->dev, "can't add i2c driver\n");
- return ret;
- }
-
- memset(&info, 0, sizeof(struct i2c_board_info));
- info.addr = setup->i2c_address;
- strlcpy(info.type, "wm8750", I2C_NAME_SIZE);
-
- adapter = i2c_get_adapter(setup->i2c_bus);
- if (!adapter) {
- dev_err(&pdev->dev, "can't get i2c adapter %d\n",
- setup->i2c_bus);
- goto err_driver;
- }
-
- client = i2c_new_device(adapter, &info);
- i2c_put_adapter(adapter);
- if (!client) {
- dev_err(&pdev->dev, "can't add i2c device at 0x%x\n",
- (unsigned int)info.addr);
- goto err_driver;
- }
-
- return 0;
-
- err_driver:
- i2c_del_driver(&wm8750_i2c_driver);
- return -ENODEV;
- }
#endif
#if defined(CONFIG_SPI_MASTER)
static int __devinit wm8750_spi_probe(struct spi_device *spi)
{
- struct snd_soc_device *socdev = wm8750_socdev;
- struct snd_soc_codec *codec = socdev->card->codec;
- int ret;
+ struct snd_soc_codec *codec;
+ struct wm8750_priv *wm8750;
+
+ wm8750 = kzalloc(sizeof(struct wm8750_priv), GFP_KERNEL);
+ if (wm8750 == NULL)
+ return -ENOMEM;
+ codec = &wm8750->codec;
codec->control_data = spi;
+ codec->dev = &spi->dev;
- ret = wm8750_init(socdev, SND_SOC_SPI);
- if (ret < 0)
- dev_err(&spi->dev, "failed to initialise WM8750\n");
+ dev_set_drvdata(&spi->dev, wm8750);
- return ret;
+ return wm8750_register(wm8750, SND_SOC_SPI);
}
static int __devexit wm8750_spi_remove(struct spi_device *spi)
{
+ struct wm8750_priv *wm8750 = dev_get_drvdata(&spi->dev);
+ wm8750_unregister(wm8750);
return 0;
}
};
#endif
- static int wm8750_probe(struct platform_device *pdev)
+ static int __init wm8750_modinit(void)
{
- struct snd_soc_device *socdev = platform_get_drvdata(pdev);
- struct wm8750_setup_data *setup = socdev->codec_data;
- struct snd_soc_codec *codec;
- struct wm8750_priv *wm8750;
int ret;
-
- pr_info("WM8750 Audio Codec %s", WM8750_VERSION);
- codec = kzalloc(sizeof(struct snd_soc_codec), GFP_KERNEL);
- if (codec == NULL)
- return -ENOMEM;
-
- wm8750 = kzalloc(sizeof(struct wm8750_priv), GFP_KERNEL);
- if (wm8750 == NULL) {
- kfree(codec);
- return -ENOMEM;
- }
-
- codec->private_data = wm8750;
- socdev->card->codec = codec;
- mutex_init(&codec->mutex);
- INIT_LIST_HEAD(&codec->dapm_widgets);
- INIT_LIST_HEAD(&codec->dapm_paths);
- wm8750_socdev = socdev;
- INIT_DELAYED_WORK(&codec->delayed_work, wm8750_work);
-
- ret = -ENODEV;
-
#if defined(CONFIG_I2C) || defined(CONFIG_I2C_MODULE)
- if (setup->i2c_address) {
- ret = wm8750_add_i2c_device(pdev, setup);
- }
+ ret = i2c_add_driver(&wm8750_i2c_driver);
+ if (ret != 0)
+ pr_err("Failed to register WM8750 I2C driver: %d\n", ret);
#endif
#if defined(CONFIG_SPI_MASTER)
- if (setup->spi) {
- ret = spi_register_driver(&wm8750_spi_driver);
- if (ret != 0)
- printk(KERN_ERR "can't add spi driver");
- }
+ ret = spi_register_driver(&wm8750_spi_driver);
+ if (ret != 0)
+ pr_err("Failed to register WM8750 SPI driver: %d\n", ret);
#endif
-
- if (ret != 0) {
- kfree(codec->private_data);
- kfree(codec);
- }
- return ret;
- }
-
- /*
- * This function forces any delayed work to be queued and run.
- */
- static int run_delayed_work(struct delayed_work *dwork)
- {
- int ret;
-
- /* cancel any work waiting to be queued. */
- ret = cancel_delayed_work(dwork);
-
- /* if there was any work waiting then we run it now and
- * wait for it's completion */
- if (ret) {
- schedule_delayed_work(dwork, 0);
- flush_scheduled_work();
- }
- return ret;
+ return 0;
}
+ module_init(wm8750_modinit);
- /* power down chip */
- static int wm8750_remove(struct platform_device *pdev)
+ static void __exit wm8750_exit(void)
{
- struct snd_soc_device *socdev = platform_get_drvdata(pdev);
- struct snd_soc_codec *codec = socdev->card->codec;
-
- if (codec->control_data)
- wm8750_set_bias_level(codec, SND_SOC_BIAS_OFF);
- run_delayed_work(&codec->delayed_work);
- snd_soc_free_pcms(socdev);
- snd_soc_dapm_free(socdev);
#if defined(CONFIG_I2C) || defined(CONFIG_I2C_MODULE)
- i2c_unregister_device(codec->control_data);
i2c_del_driver(&wm8750_i2c_driver);
#endif
#if defined(CONFIG_SPI_MASTER)
spi_unregister_driver(&wm8750_spi_driver);
#endif
- kfree(codec->private_data);
- kfree(codec);
-
- return 0;
- }
-
- struct snd_soc_codec_device soc_codec_dev_wm8750 = {
- .probe = wm8750_probe,
- .remove = wm8750_remove,
- .suspend = wm8750_suspend,
- .resume = wm8750_resume,
- };
- EXPORT_SYMBOL_GPL(soc_codec_dev_wm8750);
-
- static int __init wm8750_modinit(void)
- {
- return snd_soc_register_dai(&wm8750_dai);
- }
- module_init(wm8750_modinit);
-
- static void __exit wm8750_exit(void)
- {
- snd_soc_unregister_dai(&wm8750_dai);
}
module_exit(wm8750_exit);
#include <linux/i2c.h>
#include <linux/platform_device.h>
#include <linux/spi/spi.h>
+#include <linux/slab.h>
#include <sound/core.h>
#include <sound/pcm.h>
#include <sound/pcm_params.h>
int clk_id, unsigned int freq, int dir)
{
struct snd_soc_codec *codec = codec_dai->codec;
- struct wm8753_priv *wm8753 = codec->private_data;
+ struct wm8753_priv *wm8753 = snd_soc_codec_get_drvdata(codec);
switch (freq) {
case 11289600:
struct snd_soc_pcm_runtime *rtd = substream->private_data;
struct snd_soc_device *socdev = rtd->socdev;
struct snd_soc_codec *codec = socdev->card->codec;
- struct wm8753_priv *wm8753 = codec->private_data;
+ struct wm8753_priv *wm8753 = snd_soc_codec_get_drvdata(codec);
u16 voice = wm8753_read_reg_cache(codec, WM8753_PCM) & 0x01f3;
u16 srate = wm8753_read_reg_cache(codec, WM8753_SRATE1) & 0x017f;
struct snd_soc_pcm_runtime *rtd = substream->private_data;
struct snd_soc_device *socdev = rtd->socdev;
struct snd_soc_codec *codec = socdev->card->codec;
- struct wm8753_priv *wm8753 = codec->private_data;
+ struct wm8753_priv *wm8753 = snd_soc_codec_get_drvdata(codec);
u16 srate = wm8753_read_reg_cache(codec, WM8753_SRATE1) & 0x01c0;
u16 hifi = wm8753_read_reg_cache(codec, WM8753_HIFI) & 0x01f3;
int coeff;
codec->num_dai = 2;
codec->reg_cache_size = ARRAY_SIZE(wm8753->reg_cache) + 1;
codec->reg_cache = &wm8753->reg_cache;
- codec->private_data = wm8753;
+ snd_soc_codec_set_drvdata(codec, wm8753);
memcpy(codec->reg_cache, wm8753_reg, sizeof(wm8753->reg_cache));
INIT_DELAYED_WORK(&codec->delayed_work, wm8753_work);
#include <linux/i2c.h>
#include <linux/platform_device.h>
#include <linux/spi/spi.h>
+#include <linux/slab.h>
#include <sound/core.h>
#include <sound/pcm.h>
#include <sound/pcm_params.h>
struct snd_soc_dai *dai)
{
struct snd_soc_codec *codec = dai->codec;
- struct wm8776_priv *wm8776 = codec->private_data;
+ struct wm8776_priv *wm8776 = snd_soc_codec_get_drvdata(codec);
int iface_reg, iface;
int ratio_shift, master;
int i;
int clk_id, unsigned int freq, int dir)
{
struct snd_soc_codec *codec = dai->codec;
- struct wm8776_priv *wm8776 = codec->private_data;
+ struct wm8776_priv *wm8776 = snd_soc_codec_get_drvdata(codec);
BUG_ON(dai->id >= ARRAY_SIZE(wm8776->sysclk));
INIT_LIST_HEAD(&codec->dapm_widgets);
INIT_LIST_HEAD(&codec->dapm_paths);
- codec->private_data = wm8776;
+ snd_soc_codec_set_drvdata(codec, wm8776);
codec->name = "WM8776";
codec->owner = THIS_MODULE;
codec->bias_level = SND_SOC_BIAS_OFF;
#include <linux/pm.h>
#include <linux/i2c.h>
#include <linux/platform_device.h>
+#include <linux/slab.h>
#include <sound/core.h>
#include <sound/pcm.h>
#include <sound/pcm_params.h>
static int wm8900_set_fll(struct snd_soc_codec *codec,
int fll_id, unsigned int freq_in, unsigned int freq_out)
{
- struct wm8900_priv *wm8900 = codec->private_data;
+ struct wm8900_priv *wm8900 = snd_soc_codec_get_drvdata(codec);
struct _fll_div fll_div;
unsigned int reg;
{
struct snd_soc_device *socdev = platform_get_drvdata(pdev);
struct snd_soc_codec *codec = socdev->card->codec;
- struct wm8900_priv *wm8900 = codec->private_data;
+ struct wm8900_priv *wm8900 = snd_soc_codec_get_drvdata(codec);
int fll_out = wm8900->fll_out;
int fll_in = wm8900->fll_in;
int ret;
{
struct snd_soc_device *socdev = platform_get_drvdata(pdev);
struct snd_soc_codec *codec = socdev->card->codec;
- struct wm8900_priv *wm8900 = codec->private_data;
+ struct wm8900_priv *wm8900 = snd_soc_codec_get_drvdata(codec);
u16 *cache;
int i, ret;
return -ENOMEM;
codec = &wm8900->codec;
- codec->private_data = wm8900;
+ snd_soc_codec_set_drvdata(codec, wm8900);
codec->reg_cache = &wm8900->reg_cache[0];
codec->reg_cache_size = WM8900_MAXREG;
wm8900_set_bias_level(wm8900_codec, SND_SOC_BIAS_OFF);
wm8900_dai.dev = NULL;
- kfree(wm8900_codec->private_data);
+ kfree(snd_soc_codec_get_drvdata(wm8900_codec));
wm8900_codec = NULL;
return 0;
*
* TODO:
* - TDM mode configuration.
- * - Mic detect.
* - Digital microphone support.
- * - Interrupt support (mic detect and sequencer).
*/
#include <linux/module.h>
#include <linux/moduleparam.h>
#include <linux/init.h>
+ #include <linux/completion.h>
#include <linux/delay.h>
#include <linux/pm.h>
#include <linux/i2c.h>
#include <linux/platform_device.h>
+#include <linux/slab.h>
#include <sound/core.h>
+ #include <sound/jack.h>
#include <sound/pcm.h>
#include <sound/pcm_params.h>
#include <sound/tlv.h>
#include <sound/soc.h>
#include <sound/soc-dapm.h>
#include <sound/initval.h>
+ #include <sound/wm8903.h>
#include "wm8903.h"
int playback_active;
int capture_active;
+ struct completion wseq;
+
+ struct snd_soc_jack *mic_jack;
+ int mic_det;
+ int mic_short;
+ int mic_last_report;
+ int mic_delay;
+
struct snd_pcm_substream *master_substream;
struct snd_pcm_substream *slave_substream;
};
{
u16 reg[5];
struct i2c_client *i2c = codec->control_data;
+ struct wm8903_priv *wm8903 = snd_soc_codec_get_drvdata(codec);
BUG_ON(start > 48);
- /* Enable the sequencer */
+ /* Enable the sequencer if it's not already on */
reg[0] = snd_soc_read(codec, WM8903_WRITE_SEQUENCER_0);
- reg[0] |= WM8903_WSEQ_ENA;
- snd_soc_write(codec, WM8903_WRITE_SEQUENCER_0, reg[0]);
+ snd_soc_write(codec, WM8903_WRITE_SEQUENCER_0,
+ reg[0] | WM8903_WSEQ_ENA);
dev_dbg(&i2c->dev, "Starting sequence at %d\n", start);
start | WM8903_WSEQ_START);
/* Wait for it to complete. If we have the interrupt wired up then
- * we could block waiting for an interrupt, though polling may still
- * be desirable for diagnostic purposes.
+ * that will break us out of the poll early.
*/
do {
- msleep(10);
+ wait_for_completion_timeout(&wm8903->wseq,
+ msecs_to_jiffies(10));
reg[4] = snd_soc_read(codec, WM8903_WRITE_SEQUENCER_4);
} while (reg[4] & WM8903_WSEQ_BUSY);
dev_dbg(&i2c->dev, "Sequence complete\n");
- /* Disable the sequencer again */
- snd_soc_write(codec, WM8903_WRITE_SEQUENCER_0,
- reg[0] & ~WM8903_WSEQ_ENA);
+ /* Disable the sequencer again if we enabled it */
+ snd_soc_write(codec, WM8903_WRITE_SEQUENCER_0, reg[0]);
return 0;
}
{
struct snd_soc_dapm_widget *widget = snd_kcontrol_chip(kcontrol);
struct snd_soc_codec *codec = widget->codec;
- struct wm8903_priv *wm8903 = codec->private_data;
+ struct wm8903_priv *wm8903 = snd_soc_codec_get_drvdata(codec);
struct i2c_client *i2c = codec->control_data;
u16 reg;
int ret;
int clk_id, unsigned int freq, int dir)
{
struct snd_soc_codec *codec = codec_dai->codec;
- struct wm8903_priv *wm8903 = codec->private_data;
+ struct wm8903_priv *wm8903 = snd_soc_codec_get_drvdata(codec);
wm8903->sysclk = freq;
struct snd_soc_pcm_runtime *rtd = substream->private_data;
struct snd_soc_device *socdev = rtd->socdev;
struct snd_soc_codec *codec = socdev->card->codec;
- struct wm8903_priv *wm8903 = codec->private_data;
+ struct wm8903_priv *wm8903 = snd_soc_codec_get_drvdata(codec);
struct i2c_client *i2c = codec->control_data;
struct snd_pcm_runtime *master_runtime;
struct snd_soc_pcm_runtime *rtd = substream->private_data;
struct snd_soc_device *socdev = rtd->socdev;
struct snd_soc_codec *codec = socdev->card->codec;
- struct wm8903_priv *wm8903 = codec->private_data;
+ struct wm8903_priv *wm8903 = snd_soc_codec_get_drvdata(codec);
if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)
wm8903->playback_active--;
struct snd_soc_pcm_runtime *rtd = substream->private_data;
struct snd_soc_device *socdev = rtd->socdev;
struct snd_soc_codec *codec = socdev->card->codec;
- struct wm8903_priv *wm8903 = codec->private_data;
+ struct wm8903_priv *wm8903 = snd_soc_codec_get_drvdata(codec);
struct i2c_client *i2c = codec->control_data;
int fs = params_rate(params);
int bclk;
return 0;
}
+ /**
+ * wm8903_mic_detect - Enable microphone detection via the WM8903 IRQ
+ *
+ * @codec: WM8903 codec
+ * @jack: jack to report detection events on
+ * @det: value to report for presence detection
+ * @shrt: value to report for short detection
+ *
+ * Enable microphone detection via IRQ on the WM8903. If GPIOs are
+ * being used to bring out signals to the processor then only platform
+ * data configuration is needed for WM8903 and processor GPIOs should
+ * be configured using snd_soc_jack_add_gpios() instead.
+ *
+ * The current threasholds for detection should be configured using
+ * micdet_cfg in the platform data. Using this function will force on
+ * the microphone bias for the device.
+ */
+ int wm8903_mic_detect(struct snd_soc_codec *codec, struct snd_soc_jack *jack,
+ int det, int shrt)
+ {
+ struct wm8903_priv *wm8903 = snd_soc_codec_get_drvdata(codec);
+ int irq_mask = WM8903_MICDET_EINT | WM8903_MICSHRT_EINT;
+
+ dev_dbg(codec->dev, "Enabling microphone detection: %x %x\n",
+ det, shrt);
+
+ /* Store the configuration */
+ wm8903->mic_jack = jack;
+ wm8903->mic_det = det;
+ wm8903->mic_short = shrt;
+
+ /* Enable interrupts we've got a report configured for */
+ if (det)
+ irq_mask &= ~WM8903_MICDET_EINT;
+ if (shrt)
+ irq_mask &= ~WM8903_MICSHRT_EINT;
+
+ snd_soc_update_bits(codec, WM8903_INTERRUPT_STATUS_1_MASK,
+ WM8903_MICDET_EINT | WM8903_MICSHRT_EINT,
+ irq_mask);
+
+ if (det && shrt) {
+ /* Enable mic detection, this may not have been set through
+ * platform data (eg, if the defaults are OK). */
+ snd_soc_update_bits(codec, WM8903_WRITE_SEQUENCER_0,
+ WM8903_WSEQ_ENA, WM8903_WSEQ_ENA);
+ snd_soc_update_bits(codec, WM8903_MIC_BIAS_CONTROL_0,
+ WM8903_MICDET_ENA, WM8903_MICDET_ENA);
+ } else {
+ snd_soc_update_bits(codec, WM8903_MIC_BIAS_CONTROL_0,
+ WM8903_MICDET_ENA, 0);
+ }
+
+ return 0;
+ }
+ EXPORT_SYMBOL_GPL(wm8903_mic_detect);
+
+ static irqreturn_t wm8903_irq(int irq, void *data)
+ {
+ struct wm8903_priv *wm8903 = data;
+ struct snd_soc_codec *codec = &wm8903->codec;
+ int mic_report;
+ int int_pol;
+ int int_val = 0;
+ int mask = ~snd_soc_read(codec, WM8903_INTERRUPT_STATUS_1_MASK);
+
+ int_val = snd_soc_read(codec, WM8903_INTERRUPT_STATUS_1) & mask;
+
+ if (int_val & WM8903_WSEQ_BUSY_EINT) {
+ dev_dbg(codec->dev, "Write sequencer done\n");
+ complete(&wm8903->wseq);
+ }
+
+ /*
+ * The rest is microphone jack detection. We need to manually
+ * invert the polarity of the interrupt after each event - to
+ * simplify the code keep track of the last state we reported
+ * and just invert the relevant bits in both the report and
+ * the polarity register.
+ */
+ mic_report = wm8903->mic_last_report;
+ int_pol = snd_soc_read(codec, WM8903_INTERRUPT_POLARITY_1);
+
+ if (int_val & WM8903_MICSHRT_EINT) {
+ dev_dbg(codec->dev, "Microphone short (pol=%x)\n", int_pol);
+
+ mic_report ^= wm8903->mic_short;
+ int_pol ^= WM8903_MICSHRT_INV;
+ }
+
+ if (int_val & WM8903_MICDET_EINT) {
+ dev_dbg(codec->dev, "Microphone detect (pol=%x)\n", int_pol);
+
+ mic_report ^= wm8903->mic_det;
+ int_pol ^= WM8903_MICDET_INV;
+
+ msleep(wm8903->mic_delay);
+ }
+
+ snd_soc_update_bits(codec, WM8903_INTERRUPT_POLARITY_1,
+ WM8903_MICSHRT_INV | WM8903_MICDET_INV, int_pol);
+
+ snd_soc_jack_report(wm8903->mic_jack, mic_report,
+ wm8903->mic_short | wm8903->mic_det);
+
+ wm8903->mic_last_report = mic_report;
+
+ return IRQ_HANDLED;
+ }
+
#define WM8903_PLAYBACK_RATES (SNDRV_PCM_RATE_8000 |\
SNDRV_PCM_RATE_11025 | \
SNDRV_PCM_RATE_16000 | \
/* Bring the codec back up to standby first to minimise pop/clicks */
wm8903_set_bias_level(codec, SND_SOC_BIAS_STANDBY);
- wm8903_set_bias_level(codec, codec->suspend_bias_level);
/* Sync back everything else */
if (tmp_cache) {
static __devinit int wm8903_i2c_probe(struct i2c_client *i2c,
const struct i2c_device_id *id)
{
+ struct wm8903_platform_data *pdata = dev_get_platdata(&i2c->dev);
struct wm8903_priv *wm8903;
struct snd_soc_codec *codec;
- int ret;
+ int ret, i;
+ int trigger, irq_pol;
u16 val;
wm8903 = kzalloc(sizeof(struct wm8903_priv), GFP_KERNEL);
codec->num_dai = 1;
codec->reg_cache_size = ARRAY_SIZE(wm8903->reg_cache);
codec->reg_cache = &wm8903->reg_cache[0];
- codec->private_data = wm8903;
+ snd_soc_codec_set_drvdata(codec, wm8903);
codec->volatile_register = wm8903_volatile_register;
+ init_completion(&wm8903->wseq);
i2c_set_clientdata(i2c, codec);
codec->control_data = i2c;
wm8903_reset(codec);
+ /* Set up GPIOs and microphone detection */
+ if (pdata) {
+ for (i = 0; i < ARRAY_SIZE(pdata->gpio_cfg); i++) {
+ if (!pdata->gpio_cfg[i])
+ continue;
+
+ snd_soc_write(codec, WM8903_GPIO_CONTROL_1 + i,
+ pdata->gpio_cfg[i] & 0xffff);
+ }
+
+ snd_soc_write(codec, WM8903_MIC_BIAS_CONTROL_0,
+ pdata->micdet_cfg);
+
+ /* Microphone detection needs the WSEQ clock */
+ if (pdata->micdet_cfg)
+ snd_soc_update_bits(codec, WM8903_WRITE_SEQUENCER_0,
+ WM8903_WSEQ_ENA, WM8903_WSEQ_ENA);
+
+ wm8903->mic_delay = pdata->micdet_delay;
+ }
+
+ if (i2c->irq) {
+ if (pdata && pdata->irq_active_low) {
+ trigger = IRQF_TRIGGER_LOW;
+ irq_pol = WM8903_IRQ_POL;
+ } else {
+ trigger = IRQF_TRIGGER_HIGH;
+ irq_pol = 0;
+ }
+
+ snd_soc_update_bits(codec, WM8903_INTERRUPT_CONTROL,
+ WM8903_IRQ_POL, irq_pol);
+
+ ret = request_threaded_irq(i2c->irq, NULL, wm8903_irq,
+ trigger | IRQF_ONESHOT,
+ "wm8903", wm8903);
+ if (ret != 0) {
+ dev_err(&i2c->dev, "Failed to request IRQ: %d\n",
+ ret);
+ goto err;
+ }
+
+ /* Enable write sequencer interrupts */
+ snd_soc_update_bits(codec, WM8903_INTERRUPT_STATUS_1_MASK,
+ WM8903_IM_WSEQ_BUSY_EINT, 0);
+ }
+
/* power on device */
wm8903_set_bias_level(codec, SND_SOC_BIAS_STANDBY);
ret = snd_soc_register_codec(codec);
if (ret != 0) {
dev_err(&i2c->dev, "Failed to register codec: %d\n", ret);
- goto err;
+ goto err_irq;
}
ret = snd_soc_register_dai(&wm8903_dai);
err_codec:
snd_soc_unregister_codec(codec);
+ err_irq:
+ if (i2c->irq)
+ free_irq(i2c->irq, wm8903);
err:
wm8903_codec = NULL;
kfree(wm8903);
static __devexit int wm8903_i2c_remove(struct i2c_client *client)
{
struct snd_soc_codec *codec = i2c_get_clientdata(client);
+ struct wm8903_priv *priv = snd_soc_codec_get_drvdata(codec);
snd_soc_unregister_dai(&wm8903_dai);
snd_soc_unregister_codec(codec);
wm8903_set_bias_level(codec, SND_SOC_BIAS_OFF);
- kfree(codec->private_data);
+ if (client->irq)
+ free_irq(client->irq, priv);
+
+ kfree(priv);
wm8903_codec = NULL;
wm8903_dai.dev = NULL;
#include <linux/i2c.h>
#include <linux/platform_device.h>
#include <linux/regulator/consumer.h>
+#include <linux/slab.h>
#include <sound/core.h>
#include <sound/pcm.h>
#include <sound/pcm_params.h>
static int wm8904_configure_clocking(struct snd_soc_codec *codec)
{
- struct wm8904_priv *wm8904 = codec->private_data;
+ struct wm8904_priv *wm8904 = snd_soc_codec_get_drvdata(codec);
unsigned int clock0, clock2, rate;
/* Gate the clock while we're updating to avoid misclocking */
static void wm8904_set_drc(struct snd_soc_codec *codec)
{
- struct wm8904_priv *wm8904 = codec->private_data;
+ struct wm8904_priv *wm8904 = snd_soc_codec_get_drvdata(codec);
struct wm8904_pdata *pdata = wm8904->pdata;
int save, i;
struct snd_ctl_elem_value *ucontrol)
{
struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol);
- struct wm8904_priv *wm8904 = codec->private_data;
+ struct wm8904_priv *wm8904 = snd_soc_codec_get_drvdata(codec);
struct wm8904_pdata *pdata = wm8904->pdata;
int value = ucontrol->value.integer.value[0];
struct snd_ctl_elem_value *ucontrol)
{
struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol);
- struct wm8904_priv *wm8904 = codec->private_data;
+ struct wm8904_priv *wm8904 = snd_soc_codec_get_drvdata(codec);
ucontrol->value.enumerated.item[0] = wm8904->drc_cfg;
static void wm8904_set_retune_mobile(struct snd_soc_codec *codec)
{
- struct wm8904_priv *wm8904 = codec->private_data;
+ struct wm8904_priv *wm8904 = snd_soc_codec_get_drvdata(codec);
struct wm8904_pdata *pdata = wm8904->pdata;
int best, best_val, save, i, cfg;
struct snd_ctl_elem_value *ucontrol)
{
struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol);
- struct wm8904_priv *wm8904 = codec->private_data;
+ struct wm8904_priv *wm8904 = snd_soc_codec_get_drvdata(codec);
struct wm8904_pdata *pdata = wm8904->pdata;
int value = ucontrol->value.integer.value[0];
struct snd_ctl_elem_value *ucontrol)
{
struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol);
- struct wm8904_priv *wm8904 = codec->private_data;
+ struct wm8904_priv *wm8904 = snd_soc_codec_get_drvdata(codec);
ucontrol->value.enumerated.item[0] = wm8904->retune_mobile_cfg;
static int wm8904_set_deemph(struct snd_soc_codec *codec)
{
- struct wm8904_priv *wm8904 = codec->private_data;
+ struct wm8904_priv *wm8904 = snd_soc_codec_get_drvdata(codec);
int val, i, best;
/* If we're using deemphasis select the nearest available sample
struct snd_ctl_elem_value *ucontrol)
{
struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol);
- struct wm8904_priv *wm8904 = codec->private_data;
+ struct wm8904_priv *wm8904 = snd_soc_codec_get_drvdata(codec);
return wm8904->deemph;
}
struct snd_ctl_elem_value *ucontrol)
{
struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol);
- struct wm8904_priv *wm8904 = codec->private_data;
+ struct wm8904_priv *wm8904 = snd_soc_codec_get_drvdata(codec);
int deemph = ucontrol->value.enumerated.item[0];
if (deemph > 1)
struct snd_kcontrol *kcontrol, int event)
{
struct snd_soc_codec *codec = w->codec;
- struct wm8904_priv *wm8904 = codec->private_data;
+ struct wm8904_priv *wm8904 = snd_soc_codec_get_drvdata(codec);
switch (event) {
case SND_SOC_DAPM_PRE_PMU:
struct snd_kcontrol *kcontrol, int event)
{
struct snd_soc_codec *codec = w->codec;
- struct wm8904_priv *wm8904 = codec->private_data;
+ struct wm8904_priv *wm8904 = snd_soc_codec_get_drvdata(codec);
int reg, val;
int dcs_mask;
int dcs_l, dcs_r;
static int wm8904_add_widgets(struct snd_soc_codec *codec)
{
- struct wm8904_priv *wm8904 = codec->private_data;
+ struct wm8904_priv *wm8904 = snd_soc_codec_get_drvdata(codec);
snd_soc_dapm_new_controls(codec, wm8904_core_dapm_widgets,
ARRAY_SIZE(wm8904_core_dapm_widgets));
struct snd_soc_dai *dai)
{
struct snd_soc_codec *codec = dai->codec;
- struct wm8904_priv *wm8904 = codec->private_data;
+ struct wm8904_priv *wm8904 = snd_soc_codec_get_drvdata(codec);
int ret, i, best, best_val, cur_val;
unsigned int aif1 = 0;
unsigned int aif2 = 0;
unsigned int freq, int dir)
{
struct snd_soc_codec *codec = dai->codec;
- struct wm8904_priv *priv = codec->private_data;
+ struct wm8904_priv *priv = snd_soc_codec_get_drvdata(codec);
switch (clk_id) {
case WM8904_CLK_MCLK:
unsigned int rx_mask, int slots, int slot_width)
{
struct snd_soc_codec *codec = dai->codec;
- struct wm8904_priv *wm8904 = codec->private_data;
+ struct wm8904_priv *wm8904 = snd_soc_codec_get_drvdata(codec);
int aif1 = 0;
/* Don't need to validate anything if we're turning off TDM */
unsigned int Fref, unsigned int Fout)
{
struct snd_soc_codec *codec = dai->codec;
- struct wm8904_priv *wm8904 = codec->private_data;
+ struct wm8904_priv *wm8904 = snd_soc_codec_get_drvdata(codec);
struct _fll_div fll_div;
int ret, val;
int clock2, fll1;
static void wm8904_sync_cache(struct snd_soc_codec *codec)
{
- struct wm8904_priv *wm8904 = codec->private_data;
+ struct wm8904_priv *wm8904 = snd_soc_codec_get_drvdata(codec);
int i;
if (!codec->cache_sync)
static int wm8904_set_bias_level(struct snd_soc_codec *codec,
enum snd_soc_bias_level level)
{
- struct wm8904_priv *wm8904 = codec->private_data;
+ struct wm8904_priv *wm8904 = snd_soc_codec_get_drvdata(codec);
int ret;
switch (level) {
goto pcm_err;
}
- wm8904_handle_pdata(codec->private_data);
+ wm8904_handle_pdata(snd_soc_codec_get_drvdata(codec));
wm8904_add_widgets(codec);
static int wm8904_register(struct wm8904_priv *wm8904,
enum snd_soc_control_type control)
{
+ struct wm8904_pdata *pdata = wm8904->pdata;
int ret;
struct snd_soc_codec *codec = &wm8904->codec;
int i;
INIT_LIST_HEAD(&codec->dapm_widgets);
INIT_LIST_HEAD(&codec->dapm_paths);
- codec->private_data = wm8904;
+ snd_soc_codec_set_drvdata(codec, wm8904);
codec->name = "WM8904";
codec->owner = THIS_MODULE;
codec->bias_level = SND_SOC_BIAS_OFF;
WM8904_LINEOUTRZC;
wm8904->reg_cache[WM8904_CLOCK_RATES_0] &= ~WM8904_SR_MODE;
+ /* Apply configuration from the platform data. */
+ if (wm8904->pdata) {
+ for (i = 0; i < WM8904_GPIO_REGS; i++) {
+ if (!pdata->gpio_cfg[i])
+ continue;
+
+ wm8904->reg_cache[WM8904_GPIO_CONTROL_1 + i]
+ = pdata->gpio_cfg[i] & 0xffff;
+ }
+
+ /* Zero is the default value for these anyway */
+ for (i = 0; i < WM8904_MIC_REGS; i++)
+ wm8904->reg_cache[WM8904_MIC_BIAS_CONTROL_0 + i]
+ = pdata->mic_cfg[i];
+ }
+
/* Set Class W by default - this will be managed by the Class
* G widget at runtime where bypass paths are available.
*/
#include <linux/i2c.h>
#include <linux/platform_device.h>
#include <linux/spi/spi.h>
+#include <linux/slab.h>
#include <sound/core.h>
#include <sound/pcm.h>
#include <sound/pcm_params.h>
int clk_id, unsigned int freq, int dir)
{
struct snd_soc_codec *codec = codec_dai->codec;
- struct wm8940_priv *wm8940 = codec->private_data;
+ struct wm8940_priv *wm8940 = snd_soc_codec_get_drvdata(codec);
switch (freq) {
case 11289600:
ret = wm8940_set_bias_level(codec, SND_SOC_BIAS_STANDBY);
if (ret)
goto error_ret;
- ret = wm8940_set_bias_level(codec, codec->suspend_bias_level);
error_ret:
return ret;
INIT_LIST_HEAD(&codec->dapm_widgets);
INIT_LIST_HEAD(&codec->dapm_paths);
- codec->private_data = wm8940;
+ snd_soc_codec_set_drvdata(codec, wm8940);
codec->name = "WM8940";
codec->owner = THIS_MODULE;
codec->bias_level = SND_SOC_BIAS_OFF;
#include <linux/i2c.h>
#include <linux/platform_device.h>
#include <linux/regulator/consumer.h>
+#include <linux/slab.h>
#include <sound/core.h>
#include <sound/pcm.h>
#include <sound/pcm_params.h>
static int wm8955_configure_clocking(struct snd_soc_codec *codec)
{
- struct wm8955_priv *wm8955 = codec->private_data;
+ struct wm8955_priv *wm8955 = snd_soc_codec_get_drvdata(codec);
int i, ret, val;
int clocking = 0;
int srate = 0;
static int wm8955_set_deemph(struct snd_soc_codec *codec)
{
- struct wm8955_priv *wm8955 = codec->private_data;
+ struct wm8955_priv *wm8955 = snd_soc_codec_get_drvdata(codec);
int val, i, best;
/* If we're using deemphasis select the nearest available sample
struct snd_ctl_elem_value *ucontrol)
{
struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol);
- struct wm8955_priv *wm8955 = codec->private_data;
+ struct wm8955_priv *wm8955 = snd_soc_codec_get_drvdata(codec);
return wm8955->deemph;
}
struct snd_ctl_elem_value *ucontrol)
{
struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol);
- struct wm8955_priv *wm8955 = codec->private_data;
+ struct wm8955_priv *wm8955 = snd_soc_codec_get_drvdata(codec);
int deemph = ucontrol->value.enumerated.item[0];
if (deemph > 1)
struct snd_soc_dai *dai)
{
struct snd_soc_codec *codec = dai->codec;
- struct wm8955_priv *wm8955 = codec->private_data;
+ struct wm8955_priv *wm8955 = snd_soc_codec_get_drvdata(codec);
int ret;
int wl;
unsigned int freq, int dir)
{
struct snd_soc_codec *codec = dai->codec;
- struct wm8955_priv *priv = codec->private_data;
+ struct wm8955_priv *priv = snd_soc_codec_get_drvdata(codec);
int div;
switch (clk_id) {
static int wm8955_set_bias_level(struct snd_soc_codec *codec,
enum snd_soc_bias_level level)
{
- struct wm8955_priv *wm8955 = codec->private_data;
+ struct wm8955_priv *wm8955 = snd_soc_codec_get_drvdata(codec);
int ret, i;
switch (level) {
INIT_LIST_HEAD(&codec->dapm_widgets);
INIT_LIST_HEAD(&codec->dapm_paths);
- codec->private_data = wm8955;
+ snd_soc_codec_set_drvdata(codec, wm8955);
codec->name = "WM8955";
codec->owner = THIS_MODULE;
codec->bias_level = SND_SOC_BIAS_OFF;
#include <linux/pm.h>
#include <linux/i2c.h>
#include <linux/platform_device.h>
+#include <linux/slab.h>
#include <sound/core.h>
#include <sound/pcm.h>
#include <sound/pcm_params.h>
#include <sound/soc-dapm.h>
#include <sound/initval.h>
#include <sound/tlv.h>
+ #include <sound/wm8960.h>
#include "wm8960.h"
struct snd_soc_codec_device soc_codec_dev_wm8960;
/* R25 - Power 1 */
+ #define WM8960_VMID_MASK 0x180
#define WM8960_VREF 0x40
+ /* R26 - Power 2 */
+ #define WM8960_PWR2_LOUT1 0x40
+ #define WM8960_PWR2_ROUT1 0x20
+ #define WM8960_PWR2_OUT3 0x02
+
/* R28 - Anti-pop 1 */
#define WM8960_POBCTRL 0x80
#define WM8960_BUFDCOPEN 0x10
/* R29 - Anti-pop 2 */
#define WM8960_DISOP 0x40
+ #define WM8960_DRES_MASK 0x30
/*
* wm8960 register cache
struct wm8960_priv {
u16 reg_cache[WM8960_CACHEREGNUM];
struct snd_soc_codec codec;
+ struct snd_soc_dapm_widget *lout1;
+ struct snd_soc_dapm_widget *rout1;
+ struct snd_soc_dapm_widget *out3;
};
#define wm8960_reset(c) snd_soc_write(c, WM8960_RESET, 0)
&wm8960_routput_mixer[0],
ARRAY_SIZE(wm8960_routput_mixer)),
- SND_SOC_DAPM_MIXER("Mono Output Mixer", WM8960_POWER2, 1, 0,
- &wm8960_mono_out[0],
- ARRAY_SIZE(wm8960_mono_out)),
-
SND_SOC_DAPM_PGA("LOUT1 PGA", WM8960_POWER2, 6, 0, NULL, 0),
SND_SOC_DAPM_PGA("ROUT1 PGA", WM8960_POWER2, 5, 0, NULL, 0),
SND_SOC_DAPM_OUTPUT("OUT3"),
};
+ static const struct snd_soc_dapm_widget wm8960_dapm_widgets_out3[] = {
+ SND_SOC_DAPM_MIXER("Mono Output Mixer", WM8960_POWER2, 1, 0,
+ &wm8960_mono_out[0],
+ ARRAY_SIZE(wm8960_mono_out)),
+ };
+
+ /* Represent OUT3 as a PGA so that it gets turned on with LOUT1/ROUT1 */
+ static const struct snd_soc_dapm_widget wm8960_dapm_widgets_capless[] = {
+ SND_SOC_DAPM_PGA("OUT3 VMID", WM8960_POWER2, 1, 0, NULL, 0),
+ };
+
static const struct snd_soc_dapm_route audio_paths[] = {
{ "Left Boost Mixer", "LINPUT1 Switch", "LINPUT1" },
{ "Left Boost Mixer", "LINPUT2 Switch", "LINPUT2" },
{ "Right Output Mixer", "Boost Bypass Switch", "Right Boost Mixer" } ,
{ "Right Output Mixer", "PCM Playback Switch", "Right DAC" },
- { "Mono Output Mixer", "Left Switch", "Left Output Mixer" },
- { "Mono Output Mixer", "Right Switch", "Right Output Mixer" },
-
{ "LOUT1 PGA", NULL, "Left Output Mixer" },
{ "ROUT1 PGA", NULL, "Right Output Mixer" },
{ "SPK_LP", NULL, "Left Speaker Output" },
{ "SPK_RN", NULL, "Right Speaker Output" },
{ "SPK_RP", NULL, "Right Speaker Output" },
+ };
+
+ static const struct snd_soc_dapm_route audio_paths_out3[] = {
+ { "Mono Output Mixer", "Left Switch", "Left Output Mixer" },
+ { "Mono Output Mixer", "Right Switch", "Right Output Mixer" },
{ "OUT3", NULL, "Mono Output Mixer", }
};
+ static const struct snd_soc_dapm_route audio_paths_capless[] = {
+ { "HP_L", NULL, "OUT3 VMID" },
+ { "HP_R", NULL, "OUT3 VMID" },
+
+ { "OUT3 VMID", NULL, "Left Output Mixer" },
+ { "OUT3 VMID", NULL, "Right Output Mixer" },
+ };
+
static int wm8960_add_widgets(struct snd_soc_codec *codec)
{
+ struct wm8960_data *pdata = codec->dev->platform_data;
+ struct wm8960_priv *wm8960 = snd_soc_codec_get_drvdata(codec);
+ struct snd_soc_dapm_widget *w;
+
snd_soc_dapm_new_controls(codec, wm8960_dapm_widgets,
ARRAY_SIZE(wm8960_dapm_widgets));
snd_soc_dapm_add_routes(codec, audio_paths, ARRAY_SIZE(audio_paths));
+ /* In capless mode OUT3 is used to provide VMID for the
+ * headphone outputs, otherwise it is used as a mono mixer.
+ */
+ if (pdata && pdata->capless) {
+ snd_soc_dapm_new_controls(codec, wm8960_dapm_widgets_capless,
+ ARRAY_SIZE(wm8960_dapm_widgets_capless));
+
+ snd_soc_dapm_add_routes(codec, audio_paths_capless,
+ ARRAY_SIZE(audio_paths_capless));
+ } else {
+ snd_soc_dapm_new_controls(codec, wm8960_dapm_widgets_out3,
+ ARRAY_SIZE(wm8960_dapm_widgets_out3));
+
+ snd_soc_dapm_add_routes(codec, audio_paths_out3,
+ ARRAY_SIZE(audio_paths_out3));
+ }
+
+ /* We need to power up the headphone output stage out of
+ * sequence for capless mode. To save scanning the widget
+ * list each time to find the desired power state do so now
+ * and save the result.
+ */
+ list_for_each_entry(w, &codec->dapm_widgets, list) {
+ if (strcmp(w->name, "LOUT1 PGA") == 0)
+ wm8960->lout1 = w;
+ if (strcmp(w->name, "ROUT1 PGA") == 0)
+ wm8960->rout1 = w;
+ if (strcmp(w->name, "OUT3 VMID") == 0)
+ wm8960->out3 = w;
+ }
+
return 0;
}
return 0;
}
- static int wm8960_set_bias_level(struct snd_soc_codec *codec,
- enum snd_soc_bias_level level)
+ static int wm8960_set_bias_level_out3(struct snd_soc_codec *codec,
+ enum snd_soc_bias_level level)
{
- struct wm8960_data *pdata = codec->dev->platform_data;
u16 reg;
switch (level) {
if (codec->bias_level == SND_SOC_BIAS_OFF) {
/* Enable anti-pop features */
snd_soc_write(codec, WM8960_APOP1,
- WM8960_POBCTRL | WM8960_SOFT_ST |
- WM8960_BUFDCOPEN | WM8960_BUFIOEN);
-
- /* Discharge HP output */
- reg = WM8960_DISOP;
- if (pdata)
- reg |= pdata->dres << 4;
- snd_soc_write(codec, WM8960_APOP2, reg);
-
- msleep(400);
-
- snd_soc_write(codec, WM8960_APOP2, 0);
+ WM8960_POBCTRL | WM8960_SOFT_ST |
+ WM8960_BUFDCOPEN | WM8960_BUFIOEN);
/* Enable & ramp VMID at 2x50k */
reg = snd_soc_read(codec, WM8960_POWER1);
/* Disable VMID and VREF, let them discharge */
snd_soc_write(codec, WM8960_POWER1, 0);
msleep(600);
+ break;
+ }
+
+ codec->bias_level = level;
+
+ return 0;
+ }
+
+ static int wm8960_set_bias_level_capless(struct snd_soc_codec *codec,
+ enum snd_soc_bias_level level)
+ {
+ struct wm8960_priv *wm8960 = snd_soc_codec_get_drvdata(codec);
+ int reg;
+
+ switch (level) {
+ case SND_SOC_BIAS_ON:
+ break;
+
+ case SND_SOC_BIAS_PREPARE:
+ switch (codec->bias_level) {
+ case SND_SOC_BIAS_STANDBY:
+ /* Enable anti pop mode */
+ snd_soc_update_bits(codec, WM8960_APOP1,
+ WM8960_POBCTRL | WM8960_SOFT_ST |
+ WM8960_BUFDCOPEN,
+ WM8960_POBCTRL | WM8960_SOFT_ST |
+ WM8960_BUFDCOPEN);
+
+ /* Enable LOUT1, ROUT1 and OUT3 if they're enabled */
+ reg = 0;
+ if (wm8960->lout1 && wm8960->lout1->power)
+ reg |= WM8960_PWR2_LOUT1;
+ if (wm8960->rout1 && wm8960->rout1->power)
+ reg |= WM8960_PWR2_ROUT1;
+ if (wm8960->out3 && wm8960->out3->power)
+ reg |= WM8960_PWR2_OUT3;
+ snd_soc_update_bits(codec, WM8960_POWER2,
+ WM8960_PWR2_LOUT1 |
+ WM8960_PWR2_ROUT1 |
+ WM8960_PWR2_OUT3, reg);
+
+ /* Enable VMID at 2*50k */
+ snd_soc_update_bits(codec, WM8960_POWER1,
+ WM8960_VMID_MASK, 0x80);
+
+ /* Ramp */
+ msleep(100);
+
+ /* Enable VREF */
+ snd_soc_update_bits(codec, WM8960_POWER1,
+ WM8960_VREF, WM8960_VREF);
+
+ msleep(100);
+ break;
+
+ case SND_SOC_BIAS_ON:
+ /* Enable anti-pop mode */
+ snd_soc_update_bits(codec, WM8960_APOP1,
+ WM8960_POBCTRL | WM8960_SOFT_ST |
+ WM8960_BUFDCOPEN,
+ WM8960_POBCTRL | WM8960_SOFT_ST |
+ WM8960_BUFDCOPEN);
+
+ /* Disable VMID and VREF */
+ snd_soc_update_bits(codec, WM8960_POWER1,
+ WM8960_VREF | WM8960_VMID_MASK, 0);
+ break;
+
+ default:
+ break;
+ }
+ break;
- snd_soc_write(codec, WM8960_APOP1, 0);
+ case SND_SOC_BIAS_STANDBY:
+ switch (codec->bias_level) {
+ case SND_SOC_BIAS_PREPARE:
+ /* Disable HP discharge */
+ snd_soc_update_bits(codec, WM8960_APOP2,
+ WM8960_DISOP | WM8960_DRES_MASK,
+ 0);
+
+ /* Disable anti-pop features */
+ snd_soc_update_bits(codec, WM8960_APOP1,
+ WM8960_POBCTRL | WM8960_SOFT_ST |
+ WM8960_BUFDCOPEN,
+ WM8960_POBCTRL | WM8960_SOFT_ST |
+ WM8960_BUFDCOPEN);
+ break;
+
+ default:
+ break;
+ }
+ break;
+
+ case SND_SOC_BIAS_OFF:
break;
}
u16 reg;
switch (div_id) {
- case WM8960_SYSCLKSEL:
- reg = snd_soc_read(codec, WM8960_CLOCK1) & 0x1fe;
- snd_soc_write(codec, WM8960_CLOCK1, reg | div);
- break;
case WM8960_SYSCLKDIV:
reg = snd_soc_read(codec, WM8960_CLOCK1) & 0x1f9;
snd_soc_write(codec, WM8960_CLOCK1, reg | div);
struct snd_soc_device *socdev = platform_get_drvdata(pdev);
struct snd_soc_codec *codec = socdev->card->codec;
- wm8960_set_bias_level(codec, SND_SOC_BIAS_OFF);
+ codec->set_bias_level(codec, SND_SOC_BIAS_OFF);
return 0;
}
codec->hw_write(codec->control_data, data, 2);
}
- wm8960_set_bias_level(codec, SND_SOC_BIAS_STANDBY);
- wm8960_set_bias_level(codec, codec->suspend_bias_level);
+ codec->set_bias_level(codec, SND_SOC_BIAS_STANDBY);
+
return 0;
}
goto err;
}
+ codec->set_bias_level = wm8960_set_bias_level_out3;
+
if (!pdata) {
dev_warn(codec->dev, "No platform data supplied\n");
} else {
dev_err(codec->dev, "Invalid DRES: %d\n", pdata->dres);
pdata->dres = 0;
}
+
+ if (pdata->capless)
+ codec->set_bias_level = wm8960_set_bias_level_capless;
}
mutex_init(&codec->mutex);
INIT_LIST_HEAD(&codec->dapm_widgets);
INIT_LIST_HEAD(&codec->dapm_paths);
- codec->private_data = wm8960;
+ snd_soc_codec_set_drvdata(codec, wm8960);
codec->name = "WM8960";
codec->owner = THIS_MODULE;
codec->bias_level = SND_SOC_BIAS_OFF;
- codec->set_bias_level = wm8960_set_bias_level;
codec->dai = &wm8960_dai;
codec->num_dai = 1;
codec->reg_cache_size = WM8960_CACHEREGNUM;
wm8960_dai.dev = codec->dev;
- wm8960_set_bias_level(codec, SND_SOC_BIAS_STANDBY);
+ codec->set_bias_level(codec, SND_SOC_BIAS_STANDBY);
/* Latch the update bits */
reg = snd_soc_read(codec, WM8960_LINVOL);
static void wm8960_unregister(struct wm8960_priv *wm8960)
{
- wm8960_set_bias_level(&wm8960->codec, SND_SOC_BIAS_OFF);
+ wm8960->codec.set_bias_level(&wm8960->codec, SND_SOC_BIAS_OFF);
snd_soc_unregister_dai(&wm8960_dai);
snd_soc_unregister_codec(&wm8960->codec);
kfree(wm8960);
static struct i2c_driver wm8960_i2c_driver = {
.driver = {
- .name = "WM8960 I2C Codec",
+ .name = "wm8960",
.owner = THIS_MODULE,
},
.probe = wm8960_i2c_probe,
#include <linux/pm.h>
#include <linux/i2c.h>
#include <linux/platform_device.h>
+#include <linux/slab.h>
#include <sound/core.h>
#include <sound/pcm.h>
#include <sound/pcm_params.h>
struct snd_soc_dai *dai)
{
struct snd_soc_codec *codec = dai->codec;
- struct wm8961_priv *wm8961 = codec->private_data;
+ struct wm8961_priv *wm8961 = snd_soc_codec_get_drvdata(codec);
int i, best, target, fs;
u16 reg;
int dir)
{
struct snd_soc_codec *codec = dai->codec;
- struct wm8961_priv *wm8961 = codec->private_data;
+ struct wm8961_priv *wm8961 = snd_soc_codec_get_drvdata(codec);
u16 reg = snd_soc_read(codec, WM8961_CLOCKING1);
if (freq > 33000000) {
INIT_LIST_HEAD(&codec->dapm_widgets);
INIT_LIST_HEAD(&codec->dapm_paths);
- codec->private_data = wm8961;
+ snd_soc_codec_set_drvdata(codec, wm8961);
codec->name = "WM8961";
codec->owner = THIS_MODULE;
codec->dai = &wm8961_dai;
#include <linux/pm.h>
#include <linux/i2c.h>
#include <linux/platform_device.h>
+#include <linux/slab.h>
#include <sound/core.h>
#include <sound/pcm.h>
#include <sound/pcm_params.h>
int clk_id, unsigned int freq, int dir)
{
struct snd_soc_codec *codec = codec_dai->codec;
- struct wm8971_priv *wm8971 = codec->private_data;
+ struct wm8971_priv *wm8971 = snd_soc_codec_get_drvdata(codec);
switch (freq) {
case 11289600:
struct snd_soc_pcm_runtime *rtd = substream->private_data;
struct snd_soc_device *socdev = rtd->socdev;
struct snd_soc_codec *codec = socdev->card->codec;
- struct wm8971_priv *wm8971 = codec->private_data;
+ struct wm8971_priv *wm8971 = snd_soc_codec_get_drvdata(codec);
u16 iface = snd_soc_read(codec, WM8971_IFACE) & 0x1f3;
u16 srate = snd_soc_read(codec, WM8971_SRATE) & 0x1c0;
int coeff = get_coeff(wm8971->sysclk, params_rate(params));
return -ENOMEM;
}
- codec->private_data = wm8971;
+ snd_soc_codec_set_drvdata(codec, wm8971);
socdev->card->codec = codec;
mutex_init(&codec->mutex);
INIT_LIST_HEAD(&codec->dapm_widgets);
INIT_DELAYED_WORK(&codec->delayed_work, wm8971_work);
wm8971_workq = create_workqueue("wm8971");
if (wm8971_workq == NULL) {
- kfree(codec->private_data);
+ kfree(snd_soc_codec_get_drvdata(codec));
kfree(codec);
return -ENOMEM;
}
if (ret != 0) {
destroy_workqueue(wm8971_workq);
- kfree(codec->private_data);
+ kfree(snd_soc_codec_get_drvdata(codec));
kfree(codec);
}
i2c_unregister_device(codec->control_data);
i2c_del_driver(&wm8971_i2c_driver);
#endif
- kfree(codec->private_data);
+ kfree(snd_soc_codec_get_drvdata(codec));
kfree(codec);
return 0;
#include <linux/pm.h>
#include <linux/i2c.h>
#include <linux/platform_device.h>
+#include <linux/slab.h>
#include <sound/core.h>
#include <sound/pcm.h>
#include <sound/pcm_params.h>
static const struct snd_kcontrol_new wm8974_speaker_mixer_controls[] = {
SOC_DAPM_SINGLE("Line Bypass Switch", WM8974_SPKMIX, 1, 1, 0),
SOC_DAPM_SINGLE("Aux Playback Switch", WM8974_SPKMIX, 5, 1, 0),
- SOC_DAPM_SINGLE("PCM Playback Switch", WM8974_SPKMIX, 0, 1, 1),
+ SOC_DAPM_SINGLE("PCM Playback Switch", WM8974_SPKMIX, 0, 1, 0),
};
/* Mono Output Mixer */
codec->hw_write(codec->control_data, data, 2);
}
wm8974_set_bias_level(codec, SND_SOC_BIAS_STANDBY);
- wm8974_set_bias_level(codec, codec->suspend_bias_level);
+
return 0;
}
INIT_LIST_HEAD(&codec->dapm_widgets);
INIT_LIST_HEAD(&codec->dapm_paths);
- codec->private_data = wm8974;
+ snd_soc_codec_set_drvdata(codec, wm8974);
codec->name = "WM8974";
codec->owner = THIS_MODULE;
codec->bias_level = SND_SOC_BIAS_OFF;
#include <linux/pm.h>
#include <linux/i2c.h>
#include <linux/platform_device.h>
+#include <linux/slab.h>
#include <sound/core.h>
#include <sound/pcm.h>
#include <sound/pcm_params.h>
*/
static int wm8978_configure_pll(struct snd_soc_codec *codec)
{
- struct wm8978_priv *wm8978 = codec->private_data;
+ struct wm8978_priv *wm8978 = snd_soc_codec_get_drvdata(codec);
struct wm8978_pll_div pll_div;
unsigned int f_opclk = wm8978->f_opclk, f_mclk = wm8978->f_mclk,
f_256fs = wm8978->f_256fs;
int div_id, int div)
{
struct snd_soc_codec *codec = codec_dai->codec;
- struct wm8978_priv *wm8978 = codec->private_data;
+ struct wm8978_priv *wm8978 = snd_soc_codec_get_drvdata(codec);
int ret = 0;
switch (div_id) {
unsigned int freq, int dir)
{
struct snd_soc_codec *codec = codec_dai->codec;
- struct wm8978_priv *wm8978 = codec->private_data;
+ struct wm8978_priv *wm8978 = snd_soc_codec_get_drvdata(codec);
int ret = 0;
dev_dbg(codec->dev, "%s: ID %d, freq %u\n", __func__, clk_id, freq);
struct snd_soc_pcm_runtime *rtd = substream->private_data;
struct snd_soc_device *socdev = rtd->socdev;
struct snd_soc_codec *codec = socdev->card->codec;
- struct wm8978_priv *wm8978 = codec->private_data;
+ struct wm8978_priv *wm8978 = snd_soc_codec_get_drvdata(codec);
/* Word length mask = 0x60 */
u16 iface_ctl = snd_soc_read(codec, WM8978_AUDIO_INTERFACE) & ~0x60;
/* Sampling rate mask = 0xe (for filters) */
{
struct snd_soc_device *socdev = platform_get_drvdata(pdev);
struct snd_soc_codec *codec = socdev->card->codec;
- struct wm8978_priv *wm8978 = codec->private_data;
+ struct wm8978_priv *wm8978 = snd_soc_codec_get_drvdata(codec);
int i;
u16 *cache = codec->reg_cache;
INIT_LIST_HEAD(&codec->dapm_widgets);
INIT_LIST_HEAD(&codec->dapm_paths);
- codec->private_data = wm8978;
+ snd_soc_codec_set_drvdata(codec, wm8978);
codec->name = "WM8978";
codec->owner = THIS_MODULE;
codec->bias_level = SND_SOC_BIAS_OFF;
#include <linux/i2c.h>
#include <linux/spi/spi.h>
#include <linux/platform_device.h>
+#include <linux/slab.h>
#include <sound/core.h>
#include <sound/pcm.h>
#include <sound/pcm_params.h>
int clk_id, unsigned int freq, int dir)
{
struct snd_soc_codec *codec = codec_dai->codec;
- struct wm8988_priv *wm8988 = codec->private_data;
+ struct wm8988_priv *wm8988 = snd_soc_codec_get_drvdata(codec);
switch (freq) {
case 11289600:
struct snd_soc_dai *dai)
{
struct snd_soc_codec *codec = dai->codec;
- struct wm8988_priv *wm8988 = codec->private_data;
+ struct wm8988_priv *wm8988 = snd_soc_codec_get_drvdata(codec);
/* The set of sample rates that can be supported depends on the
* MCLK supplied to the CODEC - enforce this.
struct snd_soc_pcm_runtime *rtd = substream->private_data;
struct snd_soc_device *socdev = rtd->socdev;
struct snd_soc_codec *codec = socdev->card->codec;
- struct wm8988_priv *wm8988 = codec->private_data;
+ struct wm8988_priv *wm8988 = snd_soc_codec_get_drvdata(codec);
u16 iface = snd_soc_read(codec, WM8988_IFACE) & 0x1f3;
u16 srate = snd_soc_read(codec, WM8988_SRATE) & 0x180;
int coeff;
INIT_LIST_HEAD(&codec->dapm_widgets);
INIT_LIST_HEAD(&codec->dapm_paths);
- codec->private_data = wm8988;
+ snd_soc_codec_set_drvdata(codec, wm8988);
codec->name = "WM8988";
codec->owner = THIS_MODULE;
codec->dai = &wm8988_dai;
#include <linux/pm.h>
#include <linux/i2c.h>
#include <linux/platform_device.h>
+#include <linux/slab.h>
#include <sound/core.h>
#include <sound/pcm.h>
#include <sound/pcm_params.h>
int clk_id, unsigned int freq, int dir)
{
struct snd_soc_codec *codec = codec_dai->codec;
- struct wm8990_priv *wm8990 = codec->private_data;
+ struct wm8990_priv *wm8990 = snd_soc_codec_get_drvdata(codec);
wm8990->sysclk = freq;
return 0;
return -ENOMEM;
}
- codec->private_data = wm8990;
+ snd_soc_codec_set_drvdata(codec, wm8990);
socdev->card->codec = codec;
mutex_init(&codec->mutex);
INIT_LIST_HEAD(&codec->dapm_widgets);
#endif
if (ret != 0) {
- kfree(codec->private_data);
+ kfree(snd_soc_codec_get_drvdata(codec));
kfree(codec);
}
return ret;
i2c_unregister_device(codec->control_data);
i2c_del_driver(&wm8990_i2c_driver);
#endif
- kfree(codec->private_data);
+ kfree(snd_soc_codec_get_drvdata(codec));
kfree(codec);
return 0;
#include <linux/i2c.h>
#include <linux/regulator/consumer.h>
#include <linux/spi/spi.h>
+#include <linux/slab.h>
#include <sound/core.h>
#include <sound/pcm.h>
#include <sound/pcm_params.h>
unsigned int Fref, unsigned int Fout)
{
struct snd_soc_codec *codec = dai->codec;
- struct wm8993_priv *wm8993 = codec->private_data;
+ struct wm8993_priv *wm8993 = snd_soc_codec_get_drvdata(codec);
u16 reg1, reg4, reg5;
struct _fll_div fll_div;
int ret;
static int configure_clock(struct snd_soc_codec *codec)
{
- struct wm8993_priv *wm8993 = codec->private_data;
+ struct wm8993_priv *wm8993 = snd_soc_codec_get_drvdata(codec);
unsigned int reg;
/* This should be done on init() for bypass paths */
{
struct snd_soc_dapm_widget *widget = snd_kcontrol_chip(kcontrol);
struct snd_soc_codec *codec = widget->codec;
- struct wm8993_priv *wm8993 = codec->private_data;
+ struct wm8993_priv *wm8993 = snd_soc_codec_get_drvdata(codec);
int ret;
/* Turn it off if we're using the main output mixer */
static int wm8993_set_bias_level(struct snd_soc_codec *codec,
enum snd_soc_bias_level level)
{
- struct wm8993_priv *wm8993 = codec->private_data;
+ struct wm8993_priv *wm8993 = snd_soc_codec_get_drvdata(codec);
int ret;
switch (level) {
int clk_id, unsigned int freq, int dir)
{
struct snd_soc_codec *codec = codec_dai->codec;
- struct wm8993_priv *wm8993 = codec->private_data;
+ struct wm8993_priv *wm8993 = snd_soc_codec_get_drvdata(codec);
switch (clk_id) {
case WM8993_SYSCLK_MCLK:
unsigned int fmt)
{
struct snd_soc_codec *codec = dai->codec;
- struct wm8993_priv *wm8993 = codec->private_data;
+ struct wm8993_priv *wm8993 = snd_soc_codec_get_drvdata(codec);
unsigned int aif1 = snd_soc_read(codec, WM8993_AUDIO_INTERFACE_1);
unsigned int aif4 = snd_soc_read(codec, WM8993_AUDIO_INTERFACE_4);
struct snd_soc_dai *dai)
{
struct snd_soc_codec *codec = dai->codec;
- struct wm8993_priv *wm8993 = codec->private_data;
+ struct wm8993_priv *wm8993 = snd_soc_codec_get_drvdata(codec);
int ret, i, best, best_val, cur_val;
unsigned int clocking1, clocking3, aif1, aif4;
unsigned int rx_mask, int slots, int slot_width)
{
struct snd_soc_codec *codec = dai->codec;
- struct wm8993_priv *wm8993 = codec->private_data;
+ struct wm8993_priv *wm8993 = snd_soc_codec_get_drvdata(codec);
int aif1 = 0;
int aif2 = 0;
socdev->card->codec = wm8993_codec;
codec = wm8993_codec;
- wm8993 = codec->private_data;
+ wm8993 = snd_soc_codec_get_drvdata(codec);
ret = snd_soc_new_pcms(socdev, SNDRV_DEFAULT_IDX1, SNDRV_DEFAULT_STR1);
if (ret < 0) {
{
struct snd_soc_device *socdev = platform_get_drvdata(pdev);
struct snd_soc_codec *codec = socdev->card->codec;
- struct wm8993_priv *wm8993 = codec->private_data;
+ struct wm8993_priv *wm8993 = snd_soc_codec_get_drvdata(codec);
int fll_fout = wm8993->fll_fout;
int fll_fref = wm8993->fll_fref;
int ret;
{
struct snd_soc_device *socdev = platform_get_drvdata(pdev);
struct snd_soc_codec *codec = socdev->card->codec;
- struct wm8993_priv *wm8993 = codec->private_data;
+ struct wm8993_priv *wm8993 = snd_soc_codec_get_drvdata(codec);
int ret;
wm8993_set_bias_level(codec, SND_SOC_BIAS_STANDBY);
codec->set_bias_level = wm8993_set_bias_level;
codec->dai = &wm8993_dai;
codec->num_dai = 1;
- codec->private_data = wm8993;
+ snd_soc_codec_set_drvdata(codec, wm8993);
wm8993->hubs_data.hp_startup_mode = 1;
wm8993->hubs_data.dcs_codes = -2;
#include <linux/i2c.h>
#include <linux/platform_device.h>
#include <linux/regulator/consumer.h>
+#include <linux/slab.h>
#include <sound/core.h>
#include <sound/pcm.h>
#include <sound/pcm_params.h>
#define WM8994_REG_CACHE_SIZE 0x621
+ struct wm8994_micdet {
+ struct snd_soc_jack *jack;
+ int det;
+ int shrt;
+ };
+
/* codec private data */
struct wm8994_priv {
struct wm_hubs_data hubs;
int retune_mobile_cfg[WM8994_NUM_EQ];
struct soc_enum retune_mobile_enum;
+ struct wm8994_micdet micdet[2];
+
struct wm8994_pdata *pdata;
};
static int wm8994_write(struct snd_soc_codec *codec, unsigned int reg,
unsigned int value)
{
- struct wm8994_priv *wm8994 = codec->private_data;
+ struct wm8994_priv *wm8994 = snd_soc_codec_get_drvdata(codec);
BUG_ON(reg > WM8994_MAX_REGISTER);
if (!wm8994_volatile(reg))
wm8994->reg_cache[reg] = value;
+ dev_dbg(codec->dev, "0x%x = 0x%x\n", reg, value);
+
return wm8994_reg_write(codec->control_data, reg, value);
}
static int configure_aif_clock(struct snd_soc_codec *codec, int aif)
{
- struct wm8994_priv *wm8994 = codec->private_data;
+ struct wm8994_priv *wm8994 = snd_soc_codec_get_drvdata(codec);
int rate;
int reg1 = 0;
int offset;
dev_dbg(codec->dev, "Dividing AIF%d clock to %dHz\n",
aif + 1, rate);
}
+
+ if (rate && rate < 3000000)
+ dev_warn(codec->dev, "AIF%dCLK is %dHz, should be >=3MHz for optimal performance\n",
+ aif + 1, rate);
+
wm8994->aifclk[aif] = rate;
snd_soc_update_bits(codec, WM8994_AIF1_CLOCKING_1 + offset,
static int configure_clock(struct snd_soc_codec *codec)
{
- struct wm8994_priv *wm8994 = codec->private_data;
+ struct wm8994_priv *wm8994 = snd_soc_codec_get_drvdata(codec);
int old, new;
/* Bring up the AIF clocks first */
static void wm8994_set_drc(struct snd_soc_codec *codec, int drc)
{
- struct wm8994_priv *wm8994 = codec->private_data;
+ struct wm8994_priv *wm8994 = snd_soc_codec_get_drvdata(codec);
struct wm8994_pdata *pdata = wm8994->pdata;
int base = wm8994_drc_base[drc];
int cfg = wm8994->drc_cfg[drc];
struct snd_ctl_elem_value *ucontrol)
{
struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol);
- struct wm8994_priv *wm8994 = codec->private_data;
+ struct wm8994_priv *wm8994 = snd_soc_codec_get_drvdata(codec);
struct wm8994_pdata *pdata = wm8994->pdata;
int drc = wm8994_get_drc(kcontrol->id.name);
int value = ucontrol->value.integer.value[0];
struct snd_ctl_elem_value *ucontrol)
{
struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol);
- struct wm8994_priv *wm8994 = codec->private_data;
+ struct wm8994_priv *wm8994 = snd_soc_codec_get_drvdata(codec);
int drc = wm8994_get_drc(kcontrol->id.name);
ucontrol->value.enumerated.item[0] = wm8994->drc_cfg[drc];
static void wm8994_set_retune_mobile(struct snd_soc_codec *codec, int block)
{
- struct wm8994_priv *wm8994 = codec->private_data;
+ struct wm8994_priv *wm8994 = snd_soc_codec_get_drvdata(codec);
struct wm8994_pdata *pdata = wm8994->pdata;
int base = wm8994_retune_mobile_base[block];
int iface, best, best_val, save, i, cfg;
struct snd_ctl_elem_value *ucontrol)
{
struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol);
- struct wm8994_priv *wm8994 = codec->private_data;
+ struct wm8994_priv *wm8994 = snd_soc_codec_get_drvdata(codec);
struct wm8994_pdata *pdata = wm8994->pdata;
int block = wm8994_get_retune_mobile_block(kcontrol->id.name);
int value = ucontrol->value.integer.value[0];
struct snd_ctl_elem_value *ucontrol)
{
struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol);
- struct wm8994_priv *wm8994 = codec->private_data;
+ struct wm8994_priv *wm8994 = snd_soc_codec_get_drvdata(codec);
int block = wm8994_get_retune_mobile_block(kcontrol->id.name);
ucontrol->value.enumerated.item[0] = wm8994->retune_mobile_cfg[block];
/* Only support direct DAC->headphone paths */
reg = snd_soc_read(codec, WM8994_OUTPUT_MIXER_1);
if (!(reg & WM8994_DAC1L_TO_HPOUT1L)) {
- dev_dbg(codec->dev, "HPL connected to output mixer\n");
+ dev_vdbg(codec->dev, "HPL connected to output mixer\n");
enable = 0;
}
reg = snd_soc_read(codec, WM8994_OUTPUT_MIXER_2);
if (!(reg & WM8994_DAC1R_TO_HPOUT1R)) {
- dev_dbg(codec->dev, "HPR connected to output mixer\n");
+ dev_vdbg(codec->dev, "HPR connected to output mixer\n");
enable = 0;
}
reg = snd_soc_read(codec, WM8994_DAC1_LEFT_MIXER_ROUTING);
switch (reg) {
case WM8994_AIF2DACL_TO_DAC1L:
- dev_dbg(codec->dev, "Class W source AIF2DAC\n");
+ dev_vdbg(codec->dev, "Class W source AIF2DAC\n");
source = 2 << WM8994_CP_DYN_SRC_SEL_SHIFT;
break;
case WM8994_AIF1DAC2L_TO_DAC1L:
- dev_dbg(codec->dev, "Class W source AIF1DAC2\n");
+ dev_vdbg(codec->dev, "Class W source AIF1DAC2\n");
source = 1 << WM8994_CP_DYN_SRC_SEL_SHIFT;
break;
case WM8994_AIF1DAC1L_TO_DAC1L:
- dev_dbg(codec->dev, "Class W source AIF1DAC1\n");
+ dev_vdbg(codec->dev, "Class W source AIF1DAC1\n");
source = 0 << WM8994_CP_DYN_SRC_SEL_SHIFT;
break;
default:
- dev_dbg(codec->dev, "DAC mixer setting: %x\n", reg);
+ dev_vdbg(codec->dev, "DAC mixer setting: %x\n", reg);
enable = 0;
break;
}
reg_r = snd_soc_read(codec, WM8994_DAC1_RIGHT_MIXER_ROUTING);
if (reg_r != reg) {
- dev_dbg(codec->dev, "Left and right DAC mixers different\n");
+ dev_vdbg(codec->dev, "Left and right DAC mixers different\n");
enable = 0;
}
if (freq_in > 1000000) {
fll->fll_fratio = 0;
- } else {
+ } else if (freq_in > 256000) {
+ fll->fll_fratio = 1;
+ freq_in *= 2;
+ } else if (freq_in > 128000) {
+ fll->fll_fratio = 2;
+ freq_in *= 4;
+ } else if (freq_in > 64000) {
fll->fll_fratio = 3;
freq_in *= 8;
+ } else {
+ fll->fll_fratio = 4;
+ freq_in *= 16;
}
pr_debug("FLL_FRATIO=%d, Fref=%dHz\n", fll->fll_fratio, freq_in);
unsigned int freq_in, unsigned int freq_out)
{
struct snd_soc_codec *codec = dai->codec;
- struct wm8994_priv *wm8994 = codec->private_data;
+ struct wm8994_priv *wm8994 = snd_soc_codec_get_drvdata(codec);
int reg_offset, ret;
struct fll_div fll;
u16 reg, aif1, aif2;
return -EINVAL;
}
+ switch (src) {
+ case 0:
+ /* Allow no source specification when stopping */
+ if (freq_out)
+ return -EINVAL;
+ break;
+ case WM8994_FLL_SRC_MCLK1:
+ case WM8994_FLL_SRC_MCLK2:
+ case WM8994_FLL_SRC_LRCLK:
+ case WM8994_FLL_SRC_BCLK:
+ break;
+ default:
+ return -EINVAL;
+ }
+
/* Are we changing anything? */
if (wm8994->fll[id].src == src &&
wm8994->fll[id].in == freq_in && wm8994->fll[id].out == freq_out)
fll.n << WM8994_FLL1_N_SHIFT);
snd_soc_update_bits(codec, WM8994_FLL1_CONTROL_5 + reg_offset,
- WM8994_FLL1_REFCLK_DIV_MASK,
- fll.clk_ref_div << WM8994_FLL1_REFCLK_DIV_SHIFT);
+ WM8994_FLL1_REFCLK_DIV_MASK |
+ WM8994_FLL1_REFCLK_SRC_MASK,
+ (fll.clk_ref_div << WM8994_FLL1_REFCLK_DIV_SHIFT) |
+ (src - 1));
/* Enable (with fractional mode if required) */
if (freq_out) {
wm8994->fll[id].in = freq_in;
wm8994->fll[id].out = freq_out;
+ wm8994->fll[id].src = src;
/* Enable any gated AIF clocks */
snd_soc_update_bits(codec, WM8994_AIF1_CLOCKING_1,
int clk_id, unsigned int freq, int dir)
{
struct snd_soc_codec *codec = dai->codec;
- struct wm8994_priv *wm8994 = codec->private_data;
+ struct wm8994_priv *wm8994 = snd_soc_codec_get_drvdata(codec);
switch (dai->id) {
case 1:
struct snd_soc_dai *dai)
{
struct snd_soc_codec *codec = dai->codec;
- struct wm8994_priv *wm8994 = codec->private_data;
+ struct wm8994_priv *wm8994 = snd_soc_codec_get_drvdata(codec);
int aif1_reg;
int bclk_reg;
int lrclk_reg;
return 0;
}
+ static int wm8994_set_tristate(struct snd_soc_dai *codec_dai, int tristate)
+ {
+ struct snd_soc_codec *codec = codec_dai->codec;
+ int reg, val, mask;
+
+ switch (codec_dai->id) {
+ case 1:
+ reg = WM8994_AIF1_MASTER_SLAVE;
+ mask = WM8994_AIF1_TRI;
+ break;
+ case 2:
+ reg = WM8994_AIF2_MASTER_SLAVE;
+ mask = WM8994_AIF2_TRI;
+ break;
+ case 3:
+ reg = WM8994_POWER_MANAGEMENT_6;
+ mask = WM8994_AIF3_TRI;
+ break;
+ default:
+ return -EINVAL;
+ }
+
+ if (tristate)
+ val = mask;
+ else
+ val = 0;
+
+ return snd_soc_update_bits(codec, reg, mask, reg);
+ }
+
#define WM8994_RATES SNDRV_PCM_RATE_8000_96000
#define WM8994_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S20_3LE |\
.hw_params = wm8994_hw_params,
.digital_mute = wm8994_aif_mute,
.set_pll = wm8994_set_fll,
+ .set_tristate = wm8994_set_tristate,
};
static struct snd_soc_dai_ops wm8994_aif2_dai_ops = {
.hw_params = wm8994_hw_params,
.digital_mute = wm8994_aif_mute,
.set_pll = wm8994_set_fll,
+ .set_tristate = wm8994_set_tristate,
+ };
+
+ static struct snd_soc_dai_ops wm8994_aif3_dai_ops = {
+ .set_tristate = wm8994_set_tristate,
};
struct snd_soc_dai wm8994_dai[] = {
},
{
.name = "WM8994 AIF3",
+ .id = 3,
.playback = {
.stream_name = "AIF3 Playback",
.channels_min = 2,
.rates = WM8994_RATES,
.formats = WM8994_FORMATS,
},
+ .ops = &wm8994_aif3_dai_ops,
}
};
EXPORT_SYMBOL_GPL(wm8994_dai);
{
struct snd_soc_device *socdev = platform_get_drvdata(pdev);
struct snd_soc_codec *codec = socdev->card->codec;
- struct wm8994_priv *wm8994 = codec->private_data;
+ struct wm8994_priv *wm8994 = snd_soc_codec_get_drvdata(codec);
int i, ret;
for (i = 0; i < ARRAY_SIZE(wm8994->fll); i++) {
{
struct snd_soc_device *socdev = platform_get_drvdata(pdev);
struct snd_soc_codec *codec = socdev->card->codec;
- struct wm8994_priv *wm8994 = codec->private_data;
+ struct wm8994_priv *wm8994 = snd_soc_codec_get_drvdata(codec);
u16 *reg_cache = codec->reg_cache;
int i, ret;
wm8994_set_bias_level(codec, SND_SOC_BIAS_STANDBY);
for (i = 0; i < ARRAY_SIZE(wm8994->fll); i++) {
+ if (!wm8994->fll_suspend[i].out)
+ continue;
+
ret = wm8994_set_fll(&codec->dai[0], i + 1,
wm8994->fll_suspend[i].src,
wm8994->fll_suspend[i].in,
return ret;
}
- wm8994_handle_pdata(codec->private_data);
+ wm8994_handle_pdata(snd_soc_codec_get_drvdata(codec));
wm_hubs_add_analogue_controls(codec);
snd_soc_add_controls(codec, wm8994_snd_controls,
};
EXPORT_SYMBOL_GPL(soc_codec_dev_wm8994);
+ /**
+ * wm8994_mic_detect - Enable microphone detection via the WM8994 IRQ
+ *
+ * @codec: WM8994 codec
+ * @jack: jack to report detection events on
+ * @micbias: microphone bias to detect on
+ * @det: value to report for presence detection
+ * @shrt: value to report for short detection
+ *
+ * Enable microphone detection via IRQ on the WM8994. If GPIOs are
+ * being used to bring out signals to the processor then only platform
+ * data configuration is needed for WM8903 and processor GPIOs should
+ * be configured using snd_soc_jack_add_gpios() instead.
+ *
+ * Configuration of detection levels is available via the micbias1_lvl
+ * and micbias2_lvl platform data members.
+ */
+ int wm8994_mic_detect(struct snd_soc_codec *codec, struct snd_soc_jack *jack,
+ int micbias, int det, int shrt)
+ {
+ struct wm8994_priv *wm8994 = snd_soc_codec_get_drvdata(codec);
+ struct wm8994_micdet *micdet;
+ int reg;
+
+ switch (micbias) {
+ case 1:
+ micdet = &wm8994->micdet[0];
+ break;
+ case 2:
+ micdet = &wm8994->micdet[1];
+ break;
+ default:
+ return -EINVAL;
+ }
+
+ dev_dbg(codec->dev, "Configuring microphone detection on %d: %x %x\n",
+ micbias, det, shrt);
+
+ /* Store the configuration */
+ micdet->jack = jack;
+ micdet->det = det;
+ micdet->shrt = shrt;
+
+ /* If either of the jacks is set up then enable detection */
+ if (wm8994->micdet[0].jack || wm8994->micdet[1].jack)
+ reg = WM8994_MICD_ENA;
+ else
+ reg = 0;
+
+ snd_soc_update_bits(codec, WM8994_MICBIAS, WM8994_MICD_ENA, reg);
+
+ return 0;
+ }
+ EXPORT_SYMBOL_GPL(wm8994_mic_detect);
+
+ static irqreturn_t wm8994_mic_irq(int irq, void *data)
+ {
+ struct wm8994_priv *priv = data;
+ struct snd_soc_codec *codec = &priv->codec;
+ int reg;
+ int report;
+
+ reg = snd_soc_read(codec, WM8994_INTERRUPT_RAW_STATUS_2);
+ if (reg < 0) {
+ dev_err(codec->dev, "Failed to read microphone status: %d\n",
+ reg);
+ return IRQ_HANDLED;
+ }
+
+ dev_dbg(codec->dev, "Microphone status: %x\n", reg);
+
+ report = 0;
+ if (reg & WM8994_MIC1_DET_STS)
+ report |= priv->micdet[0].det;
+ if (reg & WM8994_MIC1_SHRT_STS)
+ report |= priv->micdet[0].shrt;
+ snd_soc_jack_report(priv->micdet[0].jack, report,
+ priv->micdet[0].det | priv->micdet[0].shrt);
+
+ report = 0;
+ if (reg & WM8994_MIC2_DET_STS)
+ report |= priv->micdet[1].det;
+ if (reg & WM8994_MIC2_SHRT_STS)
+ report |= priv->micdet[1].shrt;
+ snd_soc_jack_report(priv->micdet[1].jack, report,
+ priv->micdet[1].det | priv->micdet[1].shrt);
+
+ return IRQ_HANDLED;
+ }
+
static int wm8994_codec_probe(struct platform_device *pdev)
{
int ret;
INIT_LIST_HEAD(&codec->dapm_widgets);
INIT_LIST_HEAD(&codec->dapm_paths);
- codec->private_data = wm8994;
+ snd_soc_codec_set_drvdata(codec, wm8994);
codec->control_data = dev_get_drvdata(pdev->dev.parent);
codec->name = "WM8994";
codec->owner = THIS_MODULE;
break;
}
+ ret = wm8994_request_irq(codec->control_data, WM8994_IRQ_MIC1_DET,
+ wm8994_mic_irq, "Mic 1 detect", wm8994);
+ if (ret != 0)
+ dev_warn(&pdev->dev,
+ "Failed to request Mic1 detect IRQ: %d\n", ret);
+
+ ret = wm8994_request_irq(codec->control_data, WM8994_IRQ_MIC1_SHRT,
+ wm8994_mic_irq, "Mic 1 short", wm8994);
+ if (ret != 0)
+ dev_warn(&pdev->dev,
+ "Failed to request Mic1 short IRQ: %d\n", ret);
+
+ ret = wm8994_request_irq(codec->control_data, WM8994_IRQ_MIC2_DET,
+ wm8994_mic_irq, "Mic 2 detect", wm8994);
+ if (ret != 0)
+ dev_warn(&pdev->dev,
+ "Failed to request Mic2 detect IRQ: %d\n", ret);
+
+ ret = wm8994_request_irq(codec->control_data, WM8994_IRQ_MIC2_SHRT,
+ wm8994_mic_irq, "Mic 2 short", wm8994);
+ if (ret != 0)
+ dev_warn(&pdev->dev,
+ "Failed to request Mic2 short IRQ: %d\n", ret);
+
/* Remember if AIFnLRCLK is configured as a GPIO. This should be
* configured on init - if a system wants to do this dynamically
* at runtime we can deal with that then.
ret = wm8994_reg_read(codec->control_data, WM8994_GPIO_1);
if (ret < 0) {
dev_err(codec->dev, "Failed to read GPIO1 state: %d\n", ret);
- goto err;
+ goto err_irq;
}
if ((ret & WM8994_GPN_FN_MASK) != WM8994_GP_FN_PIN_SPECIFIC) {
wm8994->lrclk_shared[0] = 1;
ret = wm8994_reg_read(codec->control_data, WM8994_GPIO_6);
if (ret < 0) {
dev_err(codec->dev, "Failed to read GPIO6 state: %d\n", ret);
- goto err;
+ goto err_irq;
}
if ((ret & WM8994_GPN_FN_MASK) != WM8994_GP_FN_PIN_SPECIFIC) {
wm8994->lrclk_shared[1] = 1;
ret = snd_soc_register_codec(codec);
if (ret != 0) {
dev_err(codec->dev, "Failed to register codec: %d\n", ret);
- goto err;
+ goto err_irq;
}
ret = snd_soc_register_dais(wm8994_dai, ARRAY_SIZE(wm8994_dai));
err_codec:
snd_soc_unregister_codec(codec);
+ err_irq:
+ wm8994_free_irq(codec->control_data, WM8994_IRQ_MIC2_SHRT, wm8994);
+ wm8994_free_irq(codec->control_data, WM8994_IRQ_MIC2_DET, wm8994);
+ wm8994_free_irq(codec->control_data, WM8994_IRQ_MIC1_SHRT, wm8994);
+ wm8994_free_irq(codec->control_data, WM8994_IRQ_MIC1_DET, wm8994);
err:
kfree(wm8994);
return ret;
wm8994_set_bias_level(codec, SND_SOC_BIAS_OFF);
snd_soc_unregister_dais(wm8994_dai, ARRAY_SIZE(wm8994_dai));
snd_soc_unregister_codec(&wm8994->codec);
+ wm8994_free_irq(codec->control_data, WM8994_IRQ_MIC2_SHRT, wm8994);
+ wm8994_free_irq(codec->control_data, WM8994_IRQ_MIC2_DET, wm8994);
+ wm8994_free_irq(codec->control_data, WM8994_IRQ_MIC1_SHRT, wm8994);
+ wm8994_free_irq(codec->control_data, WM8994_IRQ_MIC1_DET, wm8994);
kfree(wm8994);
wm8994_codec = NULL;
#include <linux/pm.h>
#include <linux/i2c.h>
#include <linux/platform_device.h>
+#include <linux/slab.h>
#include <sound/core.h>
#include <sound/pcm.h>
#include <sound/pcm_params.h>
static int wm9081_set_fll(struct snd_soc_codec *codec, int fll_id,
unsigned int Fref, unsigned int Fout)
{
- struct wm9081_priv *wm9081 = codec->private_data;
+ struct wm9081_priv *wm9081 = snd_soc_codec_get_drvdata(codec);
u16 reg1, reg4, reg5;
struct _fll_div fll_div;
int ret;
static int configure_clock(struct snd_soc_codec *codec)
{
- struct wm9081_priv *wm9081 = codec->private_data;
+ struct wm9081_priv *wm9081 = snd_soc_codec_get_drvdata(codec);
int new_sysclk, i, target;
unsigned int reg;
int ret = 0;
struct snd_kcontrol *kcontrol, int event)
{
struct snd_soc_codec *codec = w->codec;
- struct wm9081_priv *wm9081 = codec->private_data;
+ struct wm9081_priv *wm9081 = snd_soc_codec_get_drvdata(codec);
/* This should be done on init() for bypass paths */
switch (wm9081->sysclk_source) {
unsigned int fmt)
{
struct snd_soc_codec *codec = dai->codec;
- struct wm9081_priv *wm9081 = codec->private_data;
+ struct wm9081_priv *wm9081 = snd_soc_codec_get_drvdata(codec);
unsigned int aif2 = snd_soc_read(codec, WM9081_AUDIO_INTERFACE_2);
aif2 &= ~(WM9081_AIF_BCLK_INV | WM9081_AIF_LRCLK_INV |
struct snd_soc_dai *dai)
{
struct snd_soc_codec *codec = dai->codec;
- struct wm9081_priv *wm9081 = codec->private_data;
+ struct wm9081_priv *wm9081 = snd_soc_codec_get_drvdata(codec);
int ret, i, best, best_val, cur_val;
unsigned int clk_ctrl2, aif1, aif2, aif3, aif4;
int clk_id, unsigned int freq, int dir)
{
struct snd_soc_codec *codec = codec_dai->codec;
- struct wm9081_priv *wm9081 = codec->private_data;
+ struct wm9081_priv *wm9081 = snd_soc_codec_get_drvdata(codec);
switch (clk_id) {
case WM9081_SYSCLK_MCLK:
unsigned int tx_mask, unsigned int rx_mask, int slots, int slot_width)
{
struct snd_soc_codec *codec = dai->codec;
- struct wm9081_priv *wm9081 = codec->private_data;
+ struct wm9081_priv *wm9081 = snd_soc_codec_get_drvdata(codec);
unsigned int aif1 = snd_soc_read(codec, WM9081_AUDIO_INTERFACE_1);
aif1 &= ~(WM9081_AIFDAC_TDM_SLOT_MASK | WM9081_AIFDAC_TDM_MODE_MASK);
socdev->card->codec = wm9081_codec;
codec = wm9081_codec;
- wm9081 = codec->private_data;
+ wm9081 = snd_soc_codec_get_drvdata(codec);
/* register pcms */
ret = snd_soc_new_pcms(socdev, SNDRV_DEFAULT_IDX1, SNDRV_DEFAULT_STR1);
INIT_LIST_HEAD(&codec->dapm_widgets);
INIT_LIST_HEAD(&codec->dapm_paths);
- codec->private_data = wm9081;
+ snd_soc_codec_set_drvdata(codec, wm9081);
codec->name = "WM9081";
codec->owner = THIS_MODULE;
codec->dai = &wm9081_dai;
*/
#include <linux/init.h>
+#include <linux/slab.h>
#include <linux/module.h>
#include <linux/kernel.h>
#include <linux/device.h>
}
}
- if (codec->suspend_bias_level == SND_SOC_BIAS_ON)
- wm9712_set_bias_level(codec, SND_SOC_BIAS_ON);
-
return ret;
}
*/
#include <linux/init.h>
+#include <linux/slab.h>
#include <linux/module.h>
#include <linux/device.h>
#include <sound/core.h>
static int wm9713_set_pll(struct snd_soc_codec *codec,
int pll_id, unsigned int freq_in, unsigned int freq_out)
{
- struct wm9713_priv *wm9713 = codec->private_data;
+ struct wm9713_priv *wm9713 = snd_soc_codec_get_drvdata(codec);
u16 reg, reg2;
struct _pll_div pll_div;
{
struct snd_soc_device *socdev = platform_get_drvdata(pdev);
struct snd_soc_codec *codec = socdev->card->codec;
- struct wm9713_priv *wm9713 = codec->private_data;
+ struct wm9713_priv *wm9713 = snd_soc_codec_get_drvdata(codec);
int i, ret;
u16 *cache = codec->reg_cache;
}
}
- if (codec->suspend_bias_level == SND_SOC_BIAS_ON)
- wm9713_set_bias_level(codec, SND_SOC_BIAS_ON);
-
return ret;
}
codec->reg_cache_size = sizeof(wm9713_reg);
codec->reg_cache_step = 2;
- codec->private_data = kzalloc(sizeof(struct wm9713_priv), GFP_KERNEL);
- if (codec->private_data == NULL) {
+ snd_soc_codec_set_drvdata(codec, kzalloc(sizeof(struct wm9713_priv),
+ GFP_KERNEL));
+ if (snd_soc_codec_get_drvdata(codec) == NULL) {
ret = -ENOMEM;
goto priv_err;
}
snd_soc_free_ac97_codec(codec);
codec_err:
- kfree(codec->private_data);
+ kfree(snd_soc_codec_get_drvdata(codec));
priv_err:
kfree(codec->reg_cache);
snd_soc_dapm_free(socdev);
snd_soc_free_pcms(socdev);
snd_soc_free_ac97_codec(codec);
- kfree(codec->private_data);
+ kfree(snd_soc_codec_get_drvdata(codec));
kfree(codec->reg_cache);
kfree(codec);
return 0;
/*
- * mcpdm.c -- McPDM interface driver
+ * mcpdm.c -- McPDM interface driver
*
* Author: Jorge Eduardo Candelaria <x0107209@ti.com>
* Copyright (C) 2009 - Texas Instruments, Inc.
#include <linux/device.h>
#include <linux/platform_device.h>
#include <linux/wait.h>
+#include <linux/slab.h>
#include <linux/interrupt.h>
#include <linux/err.h>
#include <linux/clk.h>
static inline void omap_mcpdm_write(u16 reg, u32 val)
{
- __raw_writel(val, mcpdm->io_base + reg);
+ __raw_writel(val, mcpdm->io_base + reg);
}
static inline int omap_mcpdm_read(u16 reg)
{
- return __raw_readl(mcpdm->io_base + reg);
+ return __raw_readl(mcpdm->io_base + reg);
}
static void omap_mcpdm_reg_dump(void)
{
- dev_dbg(mcpdm->dev, "***********************\n");
- dev_dbg(mcpdm->dev, "IRQSTATUS_RAW: 0x%04x\n",
- omap_mcpdm_read(MCPDM_IRQSTATUS_RAW));
- dev_dbg(mcpdm->dev, "IRQSTATUS: 0x%04x\n",
- omap_mcpdm_read(MCPDM_IRQSTATUS));
- dev_dbg(mcpdm->dev, "IRQENABLE_SET: 0x%04x\n",
- omap_mcpdm_read(MCPDM_IRQENABLE_SET));
- dev_dbg(mcpdm->dev, "IRQENABLE_CLR: 0x%04x\n",
- omap_mcpdm_read(MCPDM_IRQENABLE_CLR));
- dev_dbg(mcpdm->dev, "IRQWAKE_EN: 0x%04x\n",
- omap_mcpdm_read(MCPDM_IRQWAKE_EN));
- dev_dbg(mcpdm->dev, "DMAENABLE_SET: 0x%04x\n",
- omap_mcpdm_read(MCPDM_DMAENABLE_SET));
- dev_dbg(mcpdm->dev, "DMAENABLE_CLR: 0x%04x\n",
- omap_mcpdm_read(MCPDM_DMAENABLE_CLR));
- dev_dbg(mcpdm->dev, "DMAWAKEEN: 0x%04x\n",
- omap_mcpdm_read(MCPDM_DMAWAKEEN));
- dev_dbg(mcpdm->dev, "CTRL: 0x%04x\n",
- omap_mcpdm_read(MCPDM_CTRL));
- dev_dbg(mcpdm->dev, "DN_DATA: 0x%04x\n",
- omap_mcpdm_read(MCPDM_DN_DATA));
- dev_dbg(mcpdm->dev, "UP_DATA: 0x%04x\n",
- omap_mcpdm_read(MCPDM_UP_DATA));
- dev_dbg(mcpdm->dev, "FIFO_CTRL_DN: 0x%04x\n",
- omap_mcpdm_read(MCPDM_FIFO_CTRL_DN));
- dev_dbg(mcpdm->dev, "FIFO_CTRL_UP: 0x%04x\n",
- omap_mcpdm_read(MCPDM_FIFO_CTRL_UP));
- dev_dbg(mcpdm->dev, "DN_OFFSET: 0x%04x\n",
- omap_mcpdm_read(MCPDM_DN_OFFSET));
- dev_dbg(mcpdm->dev, "***********************\n");
+ dev_dbg(mcpdm->dev, "***********************\n");
+ dev_dbg(mcpdm->dev, "IRQSTATUS_RAW: 0x%04x\n",
+ omap_mcpdm_read(MCPDM_IRQSTATUS_RAW));
+ dev_dbg(mcpdm->dev, "IRQSTATUS: 0x%04x\n",
+ omap_mcpdm_read(MCPDM_IRQSTATUS));
+ dev_dbg(mcpdm->dev, "IRQENABLE_SET: 0x%04x\n",
+ omap_mcpdm_read(MCPDM_IRQENABLE_SET));
+ dev_dbg(mcpdm->dev, "IRQENABLE_CLR: 0x%04x\n",
+ omap_mcpdm_read(MCPDM_IRQENABLE_CLR));
+ dev_dbg(mcpdm->dev, "IRQWAKE_EN: 0x%04x\n",
+ omap_mcpdm_read(MCPDM_IRQWAKE_EN));
+ dev_dbg(mcpdm->dev, "DMAENABLE_SET: 0x%04x\n",
+ omap_mcpdm_read(MCPDM_DMAENABLE_SET));
+ dev_dbg(mcpdm->dev, "DMAENABLE_CLR: 0x%04x\n",
+ omap_mcpdm_read(MCPDM_DMAENABLE_CLR));
+ dev_dbg(mcpdm->dev, "DMAWAKEEN: 0x%04x\n",
+ omap_mcpdm_read(MCPDM_DMAWAKEEN));
+ dev_dbg(mcpdm->dev, "CTRL: 0x%04x\n",
+ omap_mcpdm_read(MCPDM_CTRL));
+ dev_dbg(mcpdm->dev, "DN_DATA: 0x%04x\n",
+ omap_mcpdm_read(MCPDM_DN_DATA));
+ dev_dbg(mcpdm->dev, "UP_DATA: 0x%04x\n",
+ omap_mcpdm_read(MCPDM_UP_DATA));
+ dev_dbg(mcpdm->dev, "FIFO_CTRL_DN: 0x%04x\n",
+ omap_mcpdm_read(MCPDM_FIFO_CTRL_DN));
+ dev_dbg(mcpdm->dev, "FIFO_CTRL_UP: 0x%04x\n",
+ omap_mcpdm_read(MCPDM_FIFO_CTRL_UP));
+ dev_dbg(mcpdm->dev, "DN_OFFSET: 0x%04x\n",
+ omap_mcpdm_read(MCPDM_DN_OFFSET));
+ dev_dbg(mcpdm->dev, "***********************\n");
}
/*
*/
static void omap_mcpdm_reset_capture(int reset)
{
- int ctrl = omap_mcpdm_read(MCPDM_CTRL);
+ int ctrl = omap_mcpdm_read(MCPDM_CTRL);
- if (reset)
- ctrl |= SW_UP_RST;
- else
- ctrl &= ~SW_UP_RST;
+ if (reset)
+ ctrl |= SW_UP_RST;
+ else
+ ctrl &= ~SW_UP_RST;
- omap_mcpdm_write(MCPDM_CTRL, ctrl);
+ omap_mcpdm_write(MCPDM_CTRL, ctrl);
}
static void omap_mcpdm_reset_playback(int reset)
{
- int ctrl = omap_mcpdm_read(MCPDM_CTRL);
+ int ctrl = omap_mcpdm_read(MCPDM_CTRL);
- if (reset)
- ctrl |= SW_DN_RST;
- else
- ctrl &= ~SW_DN_RST;
+ if (reset)
+ ctrl |= SW_DN_RST;
+ else
+ ctrl &= ~SW_DN_RST;
- omap_mcpdm_write(MCPDM_CTRL, ctrl);
+ omap_mcpdm_write(MCPDM_CTRL, ctrl);
}
/*
*/
void omap_mcpdm_start(int stream)
{
- int ctrl = omap_mcpdm_read(MCPDM_CTRL);
+ int ctrl = omap_mcpdm_read(MCPDM_CTRL);
- if (stream)
- ctrl |= mcpdm->up_channels;
- else
- ctrl |= mcpdm->dn_channels;
+ if (stream)
+ ctrl |= mcpdm->up_channels;
+ else
+ ctrl |= mcpdm->dn_channels;
- omap_mcpdm_write(MCPDM_CTRL, ctrl);
+ omap_mcpdm_write(MCPDM_CTRL, ctrl);
}
/*
*/
void omap_mcpdm_stop(int stream)
{
- int ctrl = omap_mcpdm_read(MCPDM_CTRL);
+ int ctrl = omap_mcpdm_read(MCPDM_CTRL);
- if (stream)
- ctrl &= ~mcpdm->up_channels;
- else
- ctrl &= ~mcpdm->dn_channels;
+ if (stream)
+ ctrl &= ~mcpdm->up_channels;
+ else
+ ctrl &= ~mcpdm->dn_channels;
- omap_mcpdm_write(MCPDM_CTRL, ctrl);
+ omap_mcpdm_write(MCPDM_CTRL, ctrl);
}
/*
*/
int omap_mcpdm_capture_open(struct omap_mcpdm_link *uplink)
{
- int irq_mask = 0;
- int ctrl;
+ int irq_mask = 0;
+ int ctrl;
- if (!uplink)
- return -EINVAL;
+ if (!uplink)
+ return -EINVAL;
- mcpdm->uplink = uplink;
+ mcpdm->uplink = uplink;
- /* Enable irq request generation */
- irq_mask |= uplink->irq_mask & MCPDM_UPLINK_IRQ_MASK;
- omap_mcpdm_write(MCPDM_IRQENABLE_SET, irq_mask);
+ /* Enable irq request generation */
+ irq_mask |= uplink->irq_mask & MCPDM_UPLINK_IRQ_MASK;
+ omap_mcpdm_write(MCPDM_IRQENABLE_SET, irq_mask);
- /* Configure uplink threshold */
- if (uplink->threshold > UP_THRES_MAX)
- uplink->threshold = UP_THRES_MAX;
+ /* Configure uplink threshold */
+ if (uplink->threshold > UP_THRES_MAX)
+ uplink->threshold = UP_THRES_MAX;
- omap_mcpdm_write(MCPDM_FIFO_CTRL_UP, uplink->threshold);
+ omap_mcpdm_write(MCPDM_FIFO_CTRL_UP, uplink->threshold);
- /* Configure DMA controller */
- omap_mcpdm_write(MCPDM_DMAENABLE_SET, DMA_UP_ENABLE);
+ /* Configure DMA controller */
+ omap_mcpdm_write(MCPDM_DMAENABLE_SET, DMA_UP_ENABLE);
- /* Set pdm out format */
- ctrl = omap_mcpdm_read(MCPDM_CTRL);
- ctrl &= ~PDMOUTFORMAT;
- ctrl |= uplink->format & PDMOUTFORMAT;
+ /* Set pdm out format */
+ ctrl = omap_mcpdm_read(MCPDM_CTRL);
+ ctrl &= ~PDMOUTFORMAT;
+ ctrl |= uplink->format & PDMOUTFORMAT;
- /* Uplink channels */
- mcpdm->up_channels = uplink->channels & (PDM_UP_MASK | PDM_STATUS_MASK);
+ /* Uplink channels */
+ mcpdm->up_channels = uplink->channels & (PDM_UP_MASK | PDM_STATUS_MASK);
- omap_mcpdm_write(MCPDM_CTRL, ctrl);
+ omap_mcpdm_write(MCPDM_CTRL, ctrl);
- return 0;
+ return 0;
}
/*
*/
int omap_mcpdm_playback_open(struct omap_mcpdm_link *downlink)
{
- int irq_mask = 0;
- int ctrl;
+ int irq_mask = 0;
+ int ctrl;
- if (!downlink)
- return -EINVAL;
+ if (!downlink)
+ return -EINVAL;
- mcpdm->downlink = downlink;
+ mcpdm->downlink = downlink;
- /* Enable irq request generation */
- irq_mask |= downlink->irq_mask & MCPDM_DOWNLINK_IRQ_MASK;
- omap_mcpdm_write(MCPDM_IRQENABLE_SET, irq_mask);
+ /* Enable irq request generation */
+ irq_mask |= downlink->irq_mask & MCPDM_DOWNLINK_IRQ_MASK;
+ omap_mcpdm_write(MCPDM_IRQENABLE_SET, irq_mask);
- /* Configure uplink threshold */
- if (downlink->threshold > DN_THRES_MAX)
- downlink->threshold = DN_THRES_MAX;
+ /* Configure uplink threshold */
+ if (downlink->threshold > DN_THRES_MAX)
+ downlink->threshold = DN_THRES_MAX;
- omap_mcpdm_write(MCPDM_FIFO_CTRL_DN, downlink->threshold);
+ omap_mcpdm_write(MCPDM_FIFO_CTRL_DN, downlink->threshold);
- /* Enable DMA request generation */
- omap_mcpdm_write(MCPDM_DMAENABLE_SET, DMA_DN_ENABLE);
+ /* Enable DMA request generation */
+ omap_mcpdm_write(MCPDM_DMAENABLE_SET, DMA_DN_ENABLE);
- /* Set pdm out format */
- ctrl = omap_mcpdm_read(MCPDM_CTRL);
- ctrl &= ~PDMOUTFORMAT;
- ctrl |= downlink->format & PDMOUTFORMAT;
+ /* Set pdm out format */
+ ctrl = omap_mcpdm_read(MCPDM_CTRL);
+ ctrl &= ~PDMOUTFORMAT;
+ ctrl |= downlink->format & PDMOUTFORMAT;
- /* Downlink channels */
- mcpdm->dn_channels = downlink->channels & (PDM_DN_MASK | PDM_CMD_MASK);
+ /* Downlink channels */
+ mcpdm->dn_channels = downlink->channels & (PDM_DN_MASK | PDM_CMD_MASK);
- omap_mcpdm_write(MCPDM_CTRL, ctrl);
+ omap_mcpdm_write(MCPDM_CTRL, ctrl);
- return 0;
+ return 0;
}
/*
*/
int omap_mcpdm_capture_close(struct omap_mcpdm_link *uplink)
{
- int irq_mask = 0;
+ int irq_mask = 0;
- if (!uplink)
- return -EINVAL;
+ if (!uplink)
+ return -EINVAL;
- /* Disable irq request generation */
- irq_mask |= uplink->irq_mask & MCPDM_UPLINK_IRQ_MASK;
- omap_mcpdm_write(MCPDM_IRQENABLE_CLR, irq_mask);
+ /* Disable irq request generation */
+ irq_mask |= uplink->irq_mask & MCPDM_UPLINK_IRQ_MASK;
+ omap_mcpdm_write(MCPDM_IRQENABLE_CLR, irq_mask);
- /* Disable DMA request generation */
- omap_mcpdm_write(MCPDM_DMAENABLE_CLR, DMA_UP_ENABLE);
+ /* Disable DMA request generation */
+ omap_mcpdm_write(MCPDM_DMAENABLE_CLR, DMA_UP_ENABLE);
- /* Clear Downlink channels */
- mcpdm->up_channels = 0;
+ /* Clear Downlink channels */
+ mcpdm->up_channels = 0;
- mcpdm->uplink = NULL;
+ mcpdm->uplink = NULL;
- return 0;
+ return 0;
}
/*
*/
int omap_mcpdm_playback_close(struct omap_mcpdm_link *downlink)
{
- int irq_mask = 0;
+ int irq_mask = 0;
- if (!downlink)
- return -EINVAL;
+ if (!downlink)
+ return -EINVAL;
- /* Disable irq request generation */
- irq_mask |= downlink->irq_mask & MCPDM_DOWNLINK_IRQ_MASK;
- omap_mcpdm_write(MCPDM_IRQENABLE_CLR, irq_mask);
+ /* Disable irq request generation */
+ irq_mask |= downlink->irq_mask & MCPDM_DOWNLINK_IRQ_MASK;
+ omap_mcpdm_write(MCPDM_IRQENABLE_CLR, irq_mask);
- /* Disable DMA request generation */
- omap_mcpdm_write(MCPDM_DMAENABLE_CLR, DMA_DN_ENABLE);
+ /* Disable DMA request generation */
+ omap_mcpdm_write(MCPDM_DMAENABLE_CLR, DMA_DN_ENABLE);
- /* clear Downlink channels */
- mcpdm->dn_channels = 0;
+ /* clear Downlink channels */
+ mcpdm->dn_channels = 0;
- mcpdm->downlink = NULL;
+ mcpdm->downlink = NULL;
- return 0;
+ return 0;
}
static irqreturn_t omap_mcpdm_irq_handler(int irq, void *dev_id)
{
- struct omap_mcpdm *mcpdm_irq = dev_id;
- int irq_status;
-
- irq_status = omap_mcpdm_read(MCPDM_IRQSTATUS);
-
- /* Acknowledge irq event */
- omap_mcpdm_write(MCPDM_IRQSTATUS, irq_status);
-
- if (irq & MCPDM_DN_IRQ_FULL) {
- dev_err(mcpdm_irq->dev, "DN FIFO error %x\n", irq_status);
- omap_mcpdm_reset_playback(1);
- omap_mcpdm_playback_open(mcpdm_irq->downlink);
- omap_mcpdm_reset_playback(0);
- }
-
- if (irq & MCPDM_DN_IRQ_EMPTY) {
- dev_err(mcpdm_irq->dev, "DN FIFO error %x\n", irq_status);
- omap_mcpdm_reset_playback(1);
- omap_mcpdm_playback_open(mcpdm_irq->downlink);
- omap_mcpdm_reset_playback(0);
- }
-
- if (irq & MCPDM_DN_IRQ) {
- dev_dbg(mcpdm_irq->dev, "DN write request\n");
- }
-
- if (irq & MCPDM_UP_IRQ_FULL) {
- dev_err(mcpdm_irq->dev, "UP FIFO error %x\n", irq_status);
- omap_mcpdm_reset_capture(1);
- omap_mcpdm_capture_open(mcpdm_irq->uplink);
- omap_mcpdm_reset_capture(0);
- }
-
- if (irq & MCPDM_UP_IRQ_EMPTY) {
- dev_err(mcpdm_irq->dev, "UP FIFO error %x\n", irq_status);
- omap_mcpdm_reset_capture(1);
- omap_mcpdm_capture_open(mcpdm_irq->uplink);
- omap_mcpdm_reset_capture(0);
- }
-
- if (irq & MCPDM_UP_IRQ) {
- dev_dbg(mcpdm_irq->dev, "UP write request\n");
- }
-
- return IRQ_HANDLED;
+ struct omap_mcpdm *mcpdm_irq = dev_id;
+ int irq_status;
+
+ irq_status = omap_mcpdm_read(MCPDM_IRQSTATUS);
+
+ /* Acknowledge irq event */
+ omap_mcpdm_write(MCPDM_IRQSTATUS, irq_status);
+
+ if (irq & MCPDM_DN_IRQ_FULL) {
+ dev_err(mcpdm_irq->dev, "DN FIFO error %x\n", irq_status);
+ omap_mcpdm_reset_playback(1);
+ omap_mcpdm_playback_open(mcpdm_irq->downlink);
+ omap_mcpdm_reset_playback(0);
+ }
+
+ if (irq & MCPDM_DN_IRQ_EMPTY) {
+ dev_err(mcpdm_irq->dev, "DN FIFO error %x\n", irq_status);
+ omap_mcpdm_reset_playback(1);
+ omap_mcpdm_playback_open(mcpdm_irq->downlink);
+ omap_mcpdm_reset_playback(0);
+ }
+
+ if (irq & MCPDM_DN_IRQ) {
+ dev_dbg(mcpdm_irq->dev, "DN write request\n");
+ }
+
+ if (irq & MCPDM_UP_IRQ_FULL) {
+ dev_err(mcpdm_irq->dev, "UP FIFO error %x\n", irq_status);
+ omap_mcpdm_reset_capture(1);
+ omap_mcpdm_capture_open(mcpdm_irq->uplink);
+ omap_mcpdm_reset_capture(0);
+ }
+
+ if (irq & MCPDM_UP_IRQ_EMPTY) {
+ dev_err(mcpdm_irq->dev, "UP FIFO error %x\n", irq_status);
+ omap_mcpdm_reset_capture(1);
+ omap_mcpdm_capture_open(mcpdm_irq->uplink);
+ omap_mcpdm_reset_capture(0);
+ }
+
+ if (irq & MCPDM_UP_IRQ) {
+ dev_dbg(mcpdm_irq->dev, "UP write request\n");
+ }
+
+ return IRQ_HANDLED;
}
int omap_mcpdm_request(void)
{
- int ret;
+ int ret;
- clk_enable(mcpdm->clk);
+ clk_enable(mcpdm->clk);
- spin_lock(&mcpdm->lock);
+ spin_lock(&mcpdm->lock);
- if (!mcpdm->free) {
- dev_err(mcpdm->dev, "McPDM interface is in use\n");
- spin_unlock(&mcpdm->lock);
- ret = -EBUSY;
- goto err;
- }
- mcpdm->free = 0;
+ if (!mcpdm->free) {
+ dev_err(mcpdm->dev, "McPDM interface is in use\n");
+ spin_unlock(&mcpdm->lock);
+ ret = -EBUSY;
+ goto err;
+ }
+ mcpdm->free = 0;
- spin_unlock(&mcpdm->lock);
+ spin_unlock(&mcpdm->lock);
- /* Disable lines while request is ongoing */
- omap_mcpdm_write(MCPDM_CTRL, 0x00);
+ /* Disable lines while request is ongoing */
+ omap_mcpdm_write(MCPDM_CTRL, 0x00);
- ret = request_irq(mcpdm->irq, omap_mcpdm_irq_handler,
- 0, "McPDM", (void *)mcpdm);
- if (ret) {
- dev_err(mcpdm->dev, "Request for McPDM IRQ failed\n");
- goto err;
- }
+ ret = request_irq(mcpdm->irq, omap_mcpdm_irq_handler,
+ 0, "McPDM", (void *)mcpdm);
+ if (ret) {
+ dev_err(mcpdm->dev, "Request for McPDM IRQ failed\n");
+ goto err;
+ }
- return 0;
+ return 0;
err:
- clk_disable(mcpdm->clk);
- return ret;
+ clk_disable(mcpdm->clk);
+ return ret;
}
void omap_mcpdm_free(void)
{
- spin_lock(&mcpdm->lock);
- if (mcpdm->free) {
- dev_err(mcpdm->dev, "McPDM interface is already free\n");
- spin_unlock(&mcpdm->lock);
- return;
- }
- mcpdm->free = 1;
- spin_unlock(&mcpdm->lock);
-
- clk_disable(mcpdm->clk);
-
- free_irq(mcpdm->irq, (void *)mcpdm);
+ spin_lock(&mcpdm->lock);
+ if (mcpdm->free) {
+ dev_err(mcpdm->dev, "McPDM interface is already free\n");
+ spin_unlock(&mcpdm->lock);
+ return;
+ }
+ mcpdm->free = 1;
+ spin_unlock(&mcpdm->lock);
+
+ clk_disable(mcpdm->clk);
+
+ free_irq(mcpdm->irq, (void *)mcpdm);
}
/* Enable/disable DC offset cancelation for the analog
*/
int omap_mcpdm_set_offset(int offset1, int offset2)
{
- int offset;
+ int offset;
- if ((offset1 > DN_OFST_MAX) || (offset2 > DN_OFST_MAX))
- return -EINVAL;
+ if ((offset1 > DN_OFST_MAX) || (offset2 > DN_OFST_MAX))
+ return -EINVAL;
- offset = (offset1 << DN_OFST_RX1) | (offset2 << DN_OFST_RX2);
+ offset = (offset1 << DN_OFST_RX1) | (offset2 << DN_OFST_RX2);
- /* offset cancellation for channel 1 */
- if (offset1)
- offset |= DN_OFST_RX1_EN;
- else
- offset &= ~DN_OFST_RX1_EN;
+ /* offset cancellation for channel 1 */
+ if (offset1)
+ offset |= DN_OFST_RX1_EN;
+ else
+ offset &= ~DN_OFST_RX1_EN;
- /* offset cancellation for channel 2 */
- if (offset2)
- offset |= DN_OFST_RX2_EN;
- else
- offset &= ~DN_OFST_RX2_EN;
+ /* offset cancellation for channel 2 */
+ if (offset2)
+ offset |= DN_OFST_RX2_EN;
+ else
+ offset &= ~DN_OFST_RX2_EN;
- omap_mcpdm_write(MCPDM_DN_OFFSET, offset);
+ omap_mcpdm_write(MCPDM_DN_OFFSET, offset);
- return 0;
+ return 0;
}
static int __devinit omap_mcpdm_probe(struct platform_device *pdev)
{
- struct resource *res;
- int ret = 0;
-
- mcpdm = kzalloc(sizeof(struct omap_mcpdm), GFP_KERNEL);
- if (!mcpdm) {
- ret = -ENOMEM;
- goto exit;
- }
-
- res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
- if (res == NULL) {
- dev_err(&pdev->dev, "no resource\n");
- goto err_resource;
- }
-
- spin_lock_init(&mcpdm->lock);
- mcpdm->free = 1;
- mcpdm->io_base = ioremap(res->start, resource_size(res));
- if (!mcpdm->io_base) {
- ret = -ENOMEM;
- goto err_resource;
- }
-
- mcpdm->irq = platform_get_irq(pdev, 0);
-
- mcpdm->clk = clk_get(&pdev->dev, "pdm_ck");
- if (IS_ERR(mcpdm->clk)) {
- ret = PTR_ERR(mcpdm->clk);
- dev_err(&pdev->dev, "unable to get pdm_ck: %d\n", ret);
- goto err_clk;
- }
-
- mcpdm->dev = &pdev->dev;
- platform_set_drvdata(pdev, mcpdm);
-
- return 0;
+ struct resource *res;
+ int ret = 0;
+
+ mcpdm = kzalloc(sizeof(struct omap_mcpdm), GFP_KERNEL);
+ if (!mcpdm) {
+ ret = -ENOMEM;
+ goto exit;
+ }
+
+ res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
+ if (res == NULL) {
+ dev_err(&pdev->dev, "no resource\n");
+ goto err_resource;
+ }
+
+ spin_lock_init(&mcpdm->lock);
+ mcpdm->free = 1;
+ mcpdm->io_base = ioremap(res->start, resource_size(res));
+ if (!mcpdm->io_base) {
+ ret = -ENOMEM;
+ goto err_resource;
+ }
+
+ mcpdm->irq = platform_get_irq(pdev, 0);
+
+ mcpdm->clk = clk_get(&pdev->dev, "pdm_ck");
+ if (IS_ERR(mcpdm->clk)) {
+ ret = PTR_ERR(mcpdm->clk);
+ dev_err(&pdev->dev, "unable to get pdm_ck: %d\n", ret);
+ goto err_clk;
+ }
+
+ mcpdm->dev = &pdev->dev;
+ platform_set_drvdata(pdev, mcpdm);
+
+ return 0;
err_clk:
- iounmap(mcpdm->io_base);
+ iounmap(mcpdm->io_base);
err_resource:
- kfree(mcpdm);
+ kfree(mcpdm);
exit:
- return ret;
+ return ret;
}
static int __devexit omap_mcpdm_remove(struct platform_device *pdev)
{
- struct omap_mcpdm *mcpdm_ptr = platform_get_drvdata(pdev);
+ struct omap_mcpdm *mcpdm_ptr = platform_get_drvdata(pdev);
- platform_set_drvdata(pdev, NULL);
+ platform_set_drvdata(pdev, NULL);
- clk_put(mcpdm_ptr->clk);
+ clk_put(mcpdm_ptr->clk);
- iounmap(mcpdm_ptr->io_base);
+ iounmap(mcpdm_ptr->io_base);
- mcpdm_ptr->clk = NULL;
- mcpdm_ptr->free = 0;
- mcpdm_ptr->dev = NULL;
+ mcpdm_ptr->clk = NULL;
+ mcpdm_ptr->free = 0;
+ mcpdm_ptr->dev = NULL;
- kfree(mcpdm_ptr);
+ kfree(mcpdm_ptr);
- return 0;
+ return 0;
}
static struct platform_driver omap_mcpdm_driver = {
- .probe = omap_mcpdm_probe,
- .remove = __devexit_p(omap_mcpdm_remove),
- .driver = {
- .name = "omap-mcpdm",
- },
+ .probe = omap_mcpdm_probe,
+ .remove = __devexit_p(omap_mcpdm_remove),
+ .driver = {
+ .name = "omap-mcpdm",
+ },
};
static struct platform_device *omap_mcpdm_device;
static int __init omap_mcpdm_init(void)
{
- return platform_driver_register(&omap_mcpdm_driver);
+ return platform_driver_register(&omap_mcpdm_driver);
}
arch_initcall(omap_mcpdm_init);
#include <linux/list.h>
#include <linux/pm_runtime.h>
#include <linux/io.h>
+#include <linux/slab.h>
#include <sound/core.h>
#include <sound/pcm.h>
#include <sound/initval.h>
#define MUTE_ST 0x0028
#define REG_END MUTE_ST
+
+ #define CPU_INT_ST 0x01F4
+ #define CPU_IEMSK 0x01F8
+ #define CPU_IMSK 0x01FC
#define INT_ST 0x0200
#define IEMSK 0x0204
#define IMSK 0x0208
#define MUTE 0x020C
#define CLK_RST 0x0210
#define SOFT_RST 0x0214
- #define MREG_START INT_ST
- #define MREG_END SOFT_RST
+ #define FIFO_SZ 0x0218
+ #define MREG_START CPU_INT_ST
+ #define MREG_END FIFO_SZ
/* DO_FMT */
/* DI_FMT */
#define INT_A_IN (1 << 4)
#define INT_A_OUT (1 << 0)
+ /* SOFT_RST */
+ #define PBSR (1 << 12) /* Port B Software Reset */
+ #define PASR (1 << 8) /* Port A Software Reset */
+ #define IR (1 << 4) /* Interrupt Reset */
+ #define FSISR (1 << 0) /* Software Reset */
+
+ /* FIFO_SZ */
+ #define OUT_SZ_MASK 0x7
+ #define BO_SZ_SHIFT 8
+ #define AO_SZ_SHIFT 0
+
#define FSI_RATES SNDRV_PCM_RATE_8000_96000
#define FSI_FMTS (SNDRV_PCM_FMTBIT_S24_LE | SNDRV_PCM_FMTBIT_S16_LE)
int periods;
};
+ struct fsi_regs {
+ u32 int_st;
+ u32 iemsk;
+ u32 imsk;
+ };
+
struct fsi_master {
void __iomem *base;
int irq;
struct fsi_priv fsia;
struct fsi_priv fsib;
+ struct fsi_regs *regs;
struct sh_fsi_platform_info *info;
spinlock_t lock;
};
/************************************************************************
- ctrl function
+ irq function
************************************************************************/
u32 data = fsi_port_ab_io_bit(fsi, is_play);
struct fsi_master *master = fsi_get_master(fsi);
- fsi_master_mask_set(master, IMSK, data, data);
- fsi_master_mask_set(master, IEMSK, data, data);
+ fsi_master_mask_set(master, master->regs->imsk, data, data);
+ fsi_master_mask_set(master, master->regs->iemsk, data, data);
}
static void fsi_irq_disable(struct fsi_priv *fsi, int is_play)
u32 data = fsi_port_ab_io_bit(fsi, is_play);
struct fsi_master *master = fsi_get_master(fsi);
- fsi_master_mask_set(master, IMSK, data, 0);
- fsi_master_mask_set(master, IEMSK, data, 0);
+ fsi_master_mask_set(master, master->regs->imsk, data, 0);
+ fsi_master_mask_set(master, master->regs->iemsk, data, 0);
+ }
+
+ static u32 fsi_irq_get_status(struct fsi_master *master)
+ {
+ return fsi_master_read(master, master->regs->int_st);
+ }
+
+ static void fsi_irq_clear_all_status(struct fsi_master *master)
+ {
+ fsi_master_write(master, master->regs->int_st, 0x0000000);
}
+ static void fsi_irq_clear_status(struct fsi_priv *fsi)
+ {
+ u32 data = 0;
+ struct fsi_master *master = fsi_get_master(fsi);
+
+ data |= fsi_port_ab_io_bit(fsi, 0);
+ data |= fsi_port_ab_io_bit(fsi, 1);
+
+ /* clear interrupt factor */
+ fsi_master_mask_set(master, master->regs->int_st, data, 0);
+ }
+
+ /************************************************************************
+
+
+ ctrl function
+
+
+ ************************************************************************/
static void fsi_clk_ctrl(struct fsi_priv *fsi, int enable)
{
u32 val = fsi_is_port_a(fsi) ? (1 << 0) : (1 << 4);
fsi_master_mask_set(master, CLK_RST, val, 0);
}
- static void fsi_irq_init(struct fsi_priv *fsi, int is_play)
+ static void fsi_fifo_init(struct fsi_priv *fsi,
+ int is_play,
+ struct snd_soc_dai *dai)
{
- u32 data;
- u32 ctrl;
+ struct fsi_master *master = fsi_get_master(fsi);
+ u32 ctrl, shift, i;
- data = fsi_port_ab_io_bit(fsi, is_play);
- ctrl = is_play ? DOFF_CTL : DIFF_CTL;
+ /* get on-chip RAM capacity */
+ shift = fsi_master_read(master, FIFO_SZ);
+ shift >>= fsi_is_port_a(fsi) ? AO_SZ_SHIFT : BO_SZ_SHIFT;
+ shift &= OUT_SZ_MASK;
+ fsi->fifo_max = 256 << shift;
+ dev_dbg(dai->dev, "fifo = %d words\n", fsi->fifo_max);
- /* set IMSK */
- fsi_irq_disable(fsi, is_play);
+ /*
+ * The maximum number of sample data varies depending
+ * on the number of channels selected for the format.
+ *
+ * FIFOs are used in 4-channel units in 3-channel mode
+ * and in 8-channel units in 5- to 7-channel mode
+ * meaning that more FIFOs than the required size of DPRAM
+ * are used.
+ *
+ * ex) if 256 words of DP-RAM is connected
+ * 1 channel: 256 (256 x 1 = 256)
+ * 2 channels: 128 (128 x 2 = 256)
+ * 3 channels: 64 ( 64 x 3 = 192)
+ * 4 channels: 64 ( 64 x 4 = 256)
+ * 5 channels: 32 ( 32 x 5 = 160)
+ * 6 channels: 32 ( 32 x 6 = 192)
+ * 7 channels: 32 ( 32 x 7 = 224)
+ * 8 channels: 32 ( 32 x 8 = 256)
+ */
+ for (i = 1; i < fsi->chan; i <<= 1)
+ fsi->fifo_max >>= 1;
+ dev_dbg(dai->dev, "%d channel %d store\n", fsi->chan, fsi->fifo_max);
+
+ ctrl = is_play ? DOFF_CTL : DIFF_CTL;
/* set interrupt generation factor */
fsi_reg_write(fsi, ctrl, IRQ_HALF);
/* clear FIFO */
fsi_reg_mask_set(fsi, ctrl, FIFO_CLR, FIFO_CLR);
-
- /* clear interrupt factor */
- fsi_master_mask_set(fsi_get_master(fsi), INT_ST, data, 0);
}
static void fsi_soft_all_reset(struct fsi_master *master)
{
- u32 status = fsi_master_read(master, SOFT_RST);
-
/* port AB reset */
- status &= 0x000000ff;
- fsi_master_write(master, SOFT_RST, status);
+ fsi_master_mask_set(master, SOFT_RST, PASR | PBSR, 0);
mdelay(10);
/* soft reset */
- status &= 0x000000f0;
- fsi_master_write(master, SOFT_RST, status);
- status |= 0x00000001;
- fsi_master_write(master, SOFT_RST, status);
+ fsi_master_mask_set(master, SOFT_RST, FSISR, 0);
+ fsi_master_mask_set(master, SOFT_RST, FSISR, FSISR);
mdelay(10);
}
static irqreturn_t fsi_interrupt(int irq, void *data)
{
struct fsi_master *master = data;
- u32 status = fsi_master_read(master, SOFT_RST) & ~0x00000010;
- u32 int_st = fsi_master_read(master, INT_ST);
+ u32 int_st = fsi_irq_get_status(master);
/* clear irq status */
- fsi_master_write(master, SOFT_RST, status);
- fsi_master_write(master, SOFT_RST, status | 0x00000010);
+ fsi_master_mask_set(master, SOFT_RST, IR, 0);
+ fsi_master_mask_set(master, SOFT_RST, IR, IR);
if (int_st & INT_A_OUT)
fsi_data_push(&master->fsia, 0);
if (int_st & INT_B_IN)
fsi_data_pop(&master->fsib, 0);
- fsi_master_write(master, INT_ST, 0x0000000);
+ fsi_irq_clear_all_status(master);
return IRQ_HANDLED;
}
dev_err(dai->dev, "unknown format.\n");
return -EINVAL;
}
-
- switch (fsi->chan) {
- case 1:
- fsi->fifo_max = 256;
- break;
- case 2:
- fsi->fifo_max = 128;
- break;
- case 3:
- case 4:
- fsi->fifo_max = 64;
- break;
- case 5:
- case 6:
- case 7:
- case 8:
- fsi->fifo_max = 32;
- break;
- default:
- dev_err(dai->dev, "channel size error.\n");
- return -EINVAL;
- }
-
fsi_reg_write(fsi, reg, data);
/*
if (is_master)
fsi_clk_ctrl(fsi, 1);
- /* irq setting */
- fsi_irq_init(fsi, is_play);
+ /* irq clear */
+ fsi_irq_disable(fsi, is_play);
+ fsi_irq_clear_status(fsi);
+
+ /* fifo init */
+ fsi_fifo_init(fsi, is_play, dai);
return ret;
}
static int fsi_probe(struct platform_device *pdev)
{
struct fsi_master *master;
+ const struct platform_device_id *id_entry;
struct resource *res;
unsigned int irq;
int ret;
return -ENODEV;
}
+ id_entry = pdev->id_entry;
+ if (!id_entry) {
+ dev_err(&pdev->dev, "unknown fsi device\n");
+ return -ENODEV;
+ }
+
res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
irq = platform_get_irq(pdev, 0);
if (!res || (int)irq <= 0) {
master->fsia.master = master;
master->fsib.base = master->base + 0x40;
master->fsib.master = master;
+ master->regs = (struct fsi_regs *)id_entry->driver_data;
spin_lock_init(&master->lock);
pm_runtime_enable(&pdev->dev);
fsi_soft_all_reset(master);
- ret = request_irq(irq, &fsi_interrupt, IRQF_DISABLED, "fsi", master);
+ ret = request_irq(irq, &fsi_interrupt, IRQF_DISABLED,
+ id_entry->name, master);
if (ret) {
dev_err(&pdev->dev, "irq request err\n");
goto exit_iounmap;
.runtime_resume = fsi_runtime_nop,
};
+ static struct fsi_regs fsi_regs = {
+ .int_st = INT_ST,
+ .iemsk = IEMSK,
+ .imsk = IMSK,
+ };
+
+ static struct fsi_regs fsi2_regs = {
+ .int_st = CPU_INT_ST,
+ .iemsk = CPU_IEMSK,
+ .imsk = CPU_IMSK,
+ };
+
+ static struct platform_device_id fsi_id_table[] = {
+ { "sh_fsi", (kernel_ulong_t)&fsi_regs },
+ { "sh_fsi2", (kernel_ulong_t)&fsi2_regs },
+ };
+
static struct platform_driver fsi_driver = {
.driver = {
.name = "sh_fsi",
},
.probe = fsi_probe,
.remove = fsi_remove,
+ .id_table = fsi_id_table,
};
static int __init fsi_mobile_init(void)
#include <linux/bitops.h>
#include <linux/debugfs.h>
#include <linux/platform_device.h>
+#include <linux/slab.h>
#include <sound/ac97_codec.h>
#include <sound/core.h>
#include <sound/pcm.h>
if (codec_dai->symmetric_rates || cpu_dai->symmetric_rates ||
machine->symmetric_rates) {
- dev_dbg(card->dev, "Symmetry forces %dHz rate\n",
+ dev_dbg(card->dev, "Symmetry forces %dHz rate\n",
machine->rate);
ret = snd_pcm_hw_constraint_minmax(substream->runtime,
codec_dai->playback.formats & cpu_dai->playback.formats;
runtime->hw.rates =
codec_dai->playback.rates & cpu_dai->playback.rates;
+ if (codec_dai->playback.rates
+ & (SNDRV_PCM_RATE_KNOT | SNDRV_PCM_RATE_CONTINUOUS))
+ runtime->hw.rates |= cpu_dai->playback.rates;
+ if (cpu_dai->playback.rates
+ & (SNDRV_PCM_RATE_KNOT | SNDRV_PCM_RATE_CONTINUOUS))
+ runtime->hw.rates |= codec_dai->playback.rates;
} else {
runtime->hw.rate_min =
max(codec_dai->capture.rate_min,
codec_dai->capture.formats & cpu_dai->capture.formats;
runtime->hw.rates =
codec_dai->capture.rates & cpu_dai->capture.rates;
+ if (codec_dai->capture.rates
+ & (SNDRV_PCM_RATE_KNOT | SNDRV_PCM_RATE_CONTINUOUS))
+ runtime->hw.rates |= cpu_dai->capture.rates;
+ if (cpu_dai->capture.rates
+ & (SNDRV_PCM_RATE_KNOT | SNDRV_PCM_RATE_CONTINUOUS))
+ runtime->hw.rates |= codec_dai->capture.rates;
}
snd_pcm_limit_hw_rates(runtime);
pr_debug("asoc: min rate %d max rate %d\n", runtime->hw.rate_min,
runtime->hw.rate_max);
- if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)
- cpu_dai->playback.active = codec_dai->playback.active = 1;
- else
- cpu_dai->capture.active = codec_dai->capture.active = 1;
- cpu_dai->active = codec_dai->active = 1;
- cpu_dai->runtime = runtime;
+ if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) {
+ cpu_dai->playback.active++;
+ codec_dai->playback.active++;
+ } else {
+ cpu_dai->capture.active++;
+ codec_dai->capture.active++;
+ }
+ cpu_dai->active++;
+ codec_dai->active++;
card->codec->active++;
mutex_unlock(&pcm_mutex);
return 0;
mutex_lock(&pcm_mutex);
- if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)
- cpu_dai->playback.active = codec_dai->playback.active = 0;
- else
- cpu_dai->capture.active = codec_dai->capture.active = 0;
-
- if (codec_dai->playback.active == 0 &&
- codec_dai->capture.active == 0) {
- cpu_dai->active = codec_dai->active = 0;
+ if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) {
+ cpu_dai->playback.active--;
+ codec_dai->playback.active--;
+ } else {
+ cpu_dai->capture.active--;
+ codec_dai->capture.active--;
}
+
+ cpu_dai->active--;
+ codec_dai->active--;
codec->active--;
/* Muting the DAC suppresses artifacts caused during digital
if (platform->pcm_ops->close)
platform->pcm_ops->close(substream);
- cpu_dai->runtime = NULL;
if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) {
/* start delayed pop wq here for playback streams */
return 0;
}
+ /*
+ * soc level wrapper for pointer callback
+ * If cpu_dai, codec_dai, platform driver has the delay callback, than
+ * the runtime->delay will be updated accordingly.
+ */
+ static snd_pcm_uframes_t soc_pcm_pointer(struct snd_pcm_substream *substream)
+ {
+ struct snd_soc_pcm_runtime *rtd = substream->private_data;
+ struct snd_soc_device *socdev = rtd->socdev;
+ struct snd_soc_card *card = socdev->card;
+ struct snd_soc_platform *platform = card->platform;
+ struct snd_soc_dai_link *machine = rtd->dai;
+ struct snd_soc_dai *cpu_dai = machine->cpu_dai;
+ struct snd_soc_dai *codec_dai = machine->codec_dai;
+ struct snd_pcm_runtime *runtime = substream->runtime;
+ snd_pcm_uframes_t offset = 0;
+ snd_pcm_sframes_t delay = 0;
+
+ if (platform->pcm_ops->pointer)
+ offset = platform->pcm_ops->pointer(substream);
+
+ if (cpu_dai->ops->delay)
+ delay += cpu_dai->ops->delay(substream, cpu_dai);
+
+ if (codec_dai->ops->delay)
+ delay += codec_dai->ops->delay(substream, codec_dai);
+
+ if (platform->delay)
+ delay += platform->delay(substream, codec_dai);
+
+ runtime->delay = delay;
+
+ return offset;
+ }
+
/* ASoC PCM operations */
static struct snd_pcm_ops soc_pcm_ops = {
.open = soc_pcm_open,
.hw_free = soc_pcm_hw_free,
.prepare = soc_pcm_prepare,
.trigger = soc_pcm_trigger,
+ .pointer = soc_pcm_pointer,
};
#ifdef CONFIG_PM
/* mute any active DAC's */
for (i = 0; i < card->num_links; i++) {
struct snd_soc_dai *dai = card->dai_link[i].codec_dai;
+
+ if (card->dai_link[i].ignore_suspend)
+ continue;
+
if (dai->ops->digital_mute && dai->playback.active)
dai->ops->digital_mute(dai, 1);
}
/* suspend all pcms */
- for (i = 0; i < card->num_links; i++)
+ for (i = 0; i < card->num_links; i++) {
+ if (card->dai_link[i].ignore_suspend)
+ continue;
+
snd_pcm_suspend_all(card->dai_link[i].pcm);
+ }
if (card->suspend_pre)
card->suspend_pre(pdev, PMSG_SUSPEND);
for (i = 0; i < card->num_links; i++) {
struct snd_soc_dai *cpu_dai = card->dai_link[i].cpu_dai;
+
+ if (card->dai_link[i].ignore_suspend)
+ continue;
+
if (cpu_dai->suspend && !cpu_dai->ac97_control)
cpu_dai->suspend(cpu_dai);
if (platform->suspend)
- platform->suspend(cpu_dai);
+ platform->suspend(&card->dai_link[i]);
}
/* close any waiting streams and save state */
for (i = 0; i < codec->num_dai; i++) {
char *stream = codec->dai[i].playback.stream_name;
+
+ if (card->dai_link[i].ignore_suspend)
+ continue;
+
if (stream != NULL)
snd_soc_dapm_stream_event(codec, stream,
SND_SOC_DAPM_STREAM_SUSPEND);
SND_SOC_DAPM_STREAM_SUSPEND);
}
- if (codec_dev->suspend)
- codec_dev->suspend(pdev, PMSG_SUSPEND);
+ /* If there are paths active then the CODEC will be held with
+ * bias _ON and should not be suspended. */
+ if (codec_dev->suspend) {
+ switch (codec->bias_level) {
+ case SND_SOC_BIAS_STANDBY:
+ case SND_SOC_BIAS_OFF:
+ codec_dev->suspend(pdev, PMSG_SUSPEND);
+ break;
+ default:
+ dev_dbg(socdev->dev, "CODEC is on over suspend\n");
+ break;
+ }
+ }
for (i = 0; i < card->num_links; i++) {
struct snd_soc_dai *cpu_dai = card->dai_link[i].cpu_dai;
+
+ if (card->dai_link[i].ignore_suspend)
+ continue;
+
if (cpu_dai->suspend && cpu_dai->ac97_control)
cpu_dai->suspend(cpu_dai);
}
dev_dbg(socdev->dev, "starting resume work\n");
+ /* Bring us up into D2 so that DAPM starts enabling things */
+ snd_power_change_state(codec->card, SNDRV_CTL_POWER_D2);
+
if (card->resume_pre)
card->resume_pre(pdev);
for (i = 0; i < card->num_links; i++) {
struct snd_soc_dai *cpu_dai = card->dai_link[i].cpu_dai;
+
+ if (card->dai_link[i].ignore_suspend)
+ continue;
+
if (cpu_dai->resume && cpu_dai->ac97_control)
cpu_dai->resume(cpu_dai);
}
- if (codec_dev->resume)
- codec_dev->resume(pdev);
+ /* If the CODEC was idle over suspend then it will have been
+ * left with bias OFF or STANDBY and suspended so we must now
+ * resume. Otherwise the suspend was suppressed.
+ */
+ if (codec_dev->resume) {
+ switch (codec->bias_level) {
+ case SND_SOC_BIAS_STANDBY:
+ case SND_SOC_BIAS_OFF:
+ codec_dev->resume(pdev);
+ break;
+ default:
+ dev_dbg(socdev->dev, "CODEC was on over suspend\n");
+ break;
+ }
+ }
for (i = 0; i < codec->num_dai; i++) {
char *stream = codec->dai[i].playback.stream_name;
+
+ if (card->dai_link[i].ignore_suspend)
+ continue;
+
if (stream != NULL)
snd_soc_dapm_stream_event(codec, stream,
SND_SOC_DAPM_STREAM_RESUME);
/* unmute any active DACs */
for (i = 0; i < card->num_links; i++) {
struct snd_soc_dai *dai = card->dai_link[i].codec_dai;
+
+ if (card->dai_link[i].ignore_suspend)
+ continue;
+
if (dai->ops->digital_mute && dai->playback.active)
dai->ops->digital_mute(dai, 0);
}
for (i = 0; i < card->num_links; i++) {
struct snd_soc_dai *cpu_dai = card->dai_link[i].cpu_dai;
+
+ if (card->dai_link[i].ignore_suspend)
+ continue;
+
if (cpu_dai->resume && !cpu_dai->ac97_control)
cpu_dai->resume(cpu_dai);
if (platform->resume)
- platform->resume(cpu_dai);
+ platform->resume(&card->dai_link[i]);
}
if (card->resume_post)
struct snd_soc_platform *platform = card->platform;
struct snd_soc_codec_device *codec_dev = socdev->codec_dev;
- if (!card->instantiated)
- return 0;
+ if (card->instantiated) {
+ run_delayed_work(&card->delayed_work);
- run_delayed_work(&card->delayed_work);
+ if (platform->remove)
+ platform->remove(pdev);
- if (platform->remove)
- platform->remove(pdev);
+ if (codec_dev->remove)
+ codec_dev->remove(pdev);
- if (codec_dev->remove)
- codec_dev->remove(pdev);
+ for (i = 0; i < card->num_links; i++) {
+ struct snd_soc_dai *cpu_dai = card->dai_link[i].cpu_dai;
+ if (cpu_dai->remove)
+ cpu_dai->remove(pdev, cpu_dai);
+ }
- for (i = 0; i < card->num_links; i++) {
- struct snd_soc_dai *cpu_dai = card->dai_link[i].cpu_dai;
- if (cpu_dai->remove)
- cpu_dai->remove(pdev, cpu_dai);
+ if (card->remove)
+ card->remove(pdev);
}
- if (card->remove)
- card->remove(pdev);
-
snd_soc_unregister_card(card);
return 0;
dai_link->pcm = pcm;
pcm->private_data = rtd;
soc_pcm_ops.mmap = platform->pcm_ops->mmap;
- soc_pcm_ops.pointer = platform->pcm_ops->pointer;
soc_pcm_ops.ioctl = platform->pcm_ops->ioctl;
soc_pcm_ops.copy = platform->pcm_ops->copy;
soc_pcm_ops.silence = platform->pcm_ops->silence;
{
struct soc_mixer_control *mc =
(struct soc_mixer_control *)kcontrol->private_value;
- int max = mc->max;
+ int platform_max;
unsigned int shift = mc->shift;
unsigned int rshift = mc->rshift;
- if (max == 1 && !strstr(kcontrol->id.name, " Volume"))
+ if (!mc->platform_max)
+ mc->platform_max = mc->max;
+ platform_max = mc->platform_max;
+
+ if (platform_max == 1 && !strstr(kcontrol->id.name, " Volume"))
uinfo->type = SNDRV_CTL_ELEM_TYPE_BOOLEAN;
else
uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
uinfo->count = shift == rshift ? 1 : 2;
uinfo->value.integer.min = 0;
- uinfo->value.integer.max = max;
+ uinfo->value.integer.max = platform_max;
return 0;
}
EXPORT_SYMBOL_GPL(snd_soc_info_volsw);
{
struct soc_mixer_control *mc =
(struct soc_mixer_control *)kcontrol->private_value;
- int max = mc->max;
+ int platform_max;
- if (max == 1 && !strstr(kcontrol->id.name, " Volume"))
+ if (!mc->platform_max)
+ mc->platform_max = mc->max;
+ platform_max = mc->platform_max;
+
+ if (platform_max == 1 && !strstr(kcontrol->id.name, " Volume"))
uinfo->type = SNDRV_CTL_ELEM_TYPE_BOOLEAN;
else
uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
uinfo->count = 2;
uinfo->value.integer.min = 0;
- uinfo->value.integer.max = max;
+ uinfo->value.integer.max = platform_max;
return 0;
}
EXPORT_SYMBOL_GPL(snd_soc_info_volsw_2r);
{
struct soc_mixer_control *mc =
(struct soc_mixer_control *)kcontrol->private_value;
- int max = mc->max;
+ int platform_max;
int min = mc->min;
+ if (!mc->platform_max)
+ mc->platform_max = mc->max;
+ platform_max = mc->platform_max;
+
uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
uinfo->count = 2;
uinfo->value.integer.min = 0;
- uinfo->value.integer.max = max-min;
+ uinfo->value.integer.max = platform_max - min;
return 0;
}
EXPORT_SYMBOL_GPL(snd_soc_info_volsw_s8);
EXPORT_SYMBOL_GPL(snd_soc_put_volsw_s8);
/**
+ * snd_soc_limit_volume - Set new limit to an existing volume control.
+ *
+ * @codec: where to look for the control
+ * @name: Name of the control
+ * @max: new maximum limit
+ *
+ * Return 0 for success, else error.
+ */
+ int snd_soc_limit_volume(struct snd_soc_codec *codec,
+ const char *name, int max)
+ {
+ struct snd_card *card = codec->card;
+ struct snd_kcontrol *kctl;
+ struct soc_mixer_control *mc;
+ int found = 0;
+ int ret = -EINVAL;
+
+ /* Sanity check for name and max */
+ if (unlikely(!name || max <= 0))
+ return -EINVAL;
+
+ list_for_each_entry(kctl, &card->controls, list) {
+ if (!strncmp(kctl->id.name, name, sizeof(kctl->id.name))) {
+ found = 1;
+ break;
+ }
+ }
+ if (found) {
+ mc = (struct soc_mixer_control *)kctl->private_value;
+ if (max <= mc->max) {
+ mc->platform_max = max;
+ ret = 0;
+ }
+ }
+ return ret;
+ }
+ EXPORT_SYMBOL_GPL(snd_soc_limit_volume);
+
+ /**
* snd_soc_dai_set_sysclk - configure DAI system or master clock.
* @dai: DAI
* @clk_id: DAI specific clock ID
#include <linux/platform_device.h>
#include <linux/jiffies.h>
#include <linux/debugfs.h>
+#include <linux/slab.h>
#include <sound/core.h>
#include <sound/pcm.h>
#include <sound/pcm_params.h>
if (pop_time) {
vprintk(fmt, args);
- pop_wait(pop_time);
}
va_end(args);
pop_dbg(codec->pop_time, "pop test %s : %s in %d ms\n",
widget->name, widget->power ? "on" : "off",
codec->pop_time);
- snd_soc_write(codec, widget->reg, new);
pop_wait(codec->pop_time);
+ snd_soc_write(codec, widget->reg, new);
}
pr_debug("reg %x old %x new %x change %d\n", widget->reg,
old, new, change);
return change;
}
- /* ramps the volume up or down to minimise pops before or after a
- * DAPM power event */
- static int dapm_set_pga(struct snd_soc_dapm_widget *widget, int power)
- {
- const struct snd_kcontrol_new *k = widget->kcontrols;
-
- if (widget->muted && !power)
- return 0;
- if (!widget->muted && power)
- return 0;
-
- if (widget->num_kcontrols && k) {
- struct soc_mixer_control *mc =
- (struct soc_mixer_control *)k->private_value;
- unsigned int reg = mc->reg;
- unsigned int shift = mc->shift;
- int max = mc->max;
- unsigned int mask = (1 << fls(max)) - 1;
- unsigned int invert = mc->invert;
-
- if (power) {
- int i;
- /* power up has happended, increase volume to last level */
- if (invert) {
- for (i = max; i > widget->saved_value; i--)
- snd_soc_update_bits(widget->codec, reg, mask, i);
- } else {
- for (i = 0; i < widget->saved_value; i++)
- snd_soc_update_bits(widget->codec, reg, mask, i);
- }
- widget->muted = 0;
- } else {
- /* power down is about to occur, decrease volume to mute */
- int val = snd_soc_read(widget->codec, reg);
- int i = widget->saved_value = (val >> shift) & mask;
- if (invert) {
- for (; i < mask; i++)
- snd_soc_update_bits(widget->codec, reg, mask, i);
- } else {
- for (; i > 0; i--)
- snd_soc_update_bits(widget->codec, reg, mask, i);
- }
- widget->muted = 1;
- }
- }
- return 0;
- }
-
/* create new dapm mixer control */
static int dapm_new_mixer(struct snd_soc_codec *codec,
struct snd_soc_dapm_widget *w)
static int dapm_new_pga(struct snd_soc_codec *codec,
struct snd_soc_dapm_widget *w)
{
- struct snd_kcontrol *kcontrol;
- int ret = 0;
-
- if (!w->num_kcontrols)
- return -EINVAL;
+ if (w->num_kcontrols)
+ pr_err("asoc: PGA controls not supported: '%s'\n", w->name);
- kcontrol = snd_soc_cnew(&w->kcontrols[0], w, w->name);
- ret = snd_ctl_add(codec->card, kcontrol);
- if (ret < 0) {
- printk(KERN_ERR "asoc: failed to add kcontrol %s\n", w->name);
- return ret;
- }
-
- return ret;
+ return 0;
}
/* reset 'walked' bit for each dapm path */
p->walked = 0;
}
+ /* We implement power down on suspend by checking the power state of
+ * the ALSA card - when we are suspending the ALSA state for the card
+ * is set to D3.
+ */
+ static int snd_soc_dapm_suspend_check(struct snd_soc_dapm_widget *widget)
+ {
+ struct snd_soc_codec *codec = widget->codec;
+
+ switch (snd_power_get_state(codec->card)) {
+ case SNDRV_CTL_POWER_D3hot:
+ case SNDRV_CTL_POWER_D3cold:
+ if (widget->ignore_suspend)
+ pr_debug("%s ignoring suspend\n", widget->name);
+ return widget->ignore_suspend;
+ default:
+ return 1;
+ }
+ }
+
/*
* Recursively check for a completed path to an active or physically connected
* output widget. Returns number of complete paths.
case snd_soc_dapm_adc:
case snd_soc_dapm_aif_out:
if (widget->active)
- return 1;
+ return snd_soc_dapm_suspend_check(widget);
default:
break;
}
if (widget->connected) {
/* connected pin ? */
if (widget->id == snd_soc_dapm_output && !widget->ext)
- return 1;
+ return snd_soc_dapm_suspend_check(widget);
/* connected jack or spk ? */
if (widget->id == snd_soc_dapm_hp || widget->id == snd_soc_dapm_spk ||
(widget->id == snd_soc_dapm_line && !list_empty(&widget->sources)))
- return 1;
+ return snd_soc_dapm_suspend_check(widget);
}
list_for_each_entry(path, &widget->sinks, list_source) {
case snd_soc_dapm_dac:
case snd_soc_dapm_aif_in:
if (widget->active)
- return 1;
+ return snd_soc_dapm_suspend_check(widget);
default:
break;
}
if (widget->connected) {
/* connected pin ? */
if (widget->id == snd_soc_dapm_input && !widget->ext)
- return 1;
+ return snd_soc_dapm_suspend_check(widget);
/* connected VMID/Bias for lower pops */
if (widget->id == snd_soc_dapm_vmid)
- return 1;
+ return snd_soc_dapm_suspend_check(widget);
/* connected jack ? */
if (widget->id == snd_soc_dapm_mic ||
(widget->id == snd_soc_dapm_line && !list_empty(&widget->sinks)))
- return 1;
+ return snd_soc_dapm_suspend_check(widget);
}
list_for_each_entry(path, &widget->sources, list_sink) {
return ret;
}
- /* Lower PGA volume to reduce pops */
- if (w->id == snd_soc_dapm_pga && !w->power)
- dapm_set_pga(w, w->power);
-
dapm_update_bits(w);
- /* Raise PGA volume to reduce pops */
- if (w->id == snd_soc_dapm_pga && w->power)
- dapm_set_pga(w, w->power);
-
/* power up post event */
if (w->power && w->event &&
(w->event_flags & SND_SOC_DAPM_POST_PMU)) {
pr_err("%s: pre event failed: %d\n",
w->name, ret);
}
-
- /* Lower PGA volume to reduce pops */
- if (w->id == snd_soc_dapm_pga && !w->power)
- dapm_set_pga(w, w->power);
}
if (reg >= 0) {
}
list_for_each_entry(w, pending, power_list) {
- /* Raise PGA volume to reduce pops */
- if (w->id == snd_soc_dapm_pga && w->power)
- dapm_set_pga(w, w->power);
-
/* power up post event */
if (w->power && w->event &&
(w->event_flags & SND_SOC_DAPM_POST_PMU)) {
if (!w->power_check)
continue;
- /* If we're suspending then pull down all the
- * power. */
- switch (event) {
- case SND_SOC_DAPM_STREAM_SUSPEND:
- power = 0;
- break;
-
- default:
+ if (!w->force)
power = w->power_check(w);
- if (power)
- sys_power = 1;
- break;
- }
+ else
+ power = 1;
+ if (power)
+ sys_power = 1;
if (w->power == power)
continue;
pop_dbg(codec->pop_time, "DAPM sequencing finished, waiting %dms\n",
codec->pop_time);
+ pop_wait(codec->pop_time);
return 0;
}
if (!strcmp(w->name, pin)) {
pr_debug("dapm: %s: pin %s\n", codec->name, pin);
w->connected = status;
+ /* Allow disabling of forced pins */
+ if (status == 0)
+ w->force = 0;
return 0;
}
}
unsigned int invert = mc->invert;
unsigned int mask = (1 << fls(max)) - 1;
- /* return the saved value if we are powered down */
- if (widget->id == snd_soc_dapm_pga && !widget->power) {
- ucontrol->value.integer.value[0] = widget->saved_value;
- return 0;
- }
-
ucontrol->value.integer.value[0] =
(snd_soc_read(widget->codec, reg) >> shift) & mask;
if (shift != rshift)
mutex_lock(&widget->codec->mutex);
widget->value = val;
- /* save volume value if the widget is powered down */
- if (widget->id == snd_soc_dapm_pga && !widget->power) {
- widget->saved_value = val;
- mutex_unlock(&widget->codec->mutex);
- return 1;
- }
-
if (snd_soc_test_bits(widget->codec, reg, val_mask, val)) {
if (val)
/* new connection */
w->active = 0;
break;
case SND_SOC_DAPM_STREAM_SUSPEND:
- if (w->active)
- w->suspend = 1;
- w->active = 0;
- break;
case SND_SOC_DAPM_STREAM_RESUME:
- if (w->suspend) {
- w->active = 1;
- w->suspend = 0;
- }
- break;
case SND_SOC_DAPM_STREAM_PAUSE_PUSH:
- break;
case SND_SOC_DAPM_STREAM_PAUSE_RELEASE:
break;
}
EXPORT_SYMBOL_GPL(snd_soc_dapm_enable_pin);
/**
+ * snd_soc_dapm_force_enable_pin - force a pin to be enabled
+ * @codec: SoC codec
+ * @pin: pin name
+ *
+ * Enables input/output pin regardless of any other state. This is
+ * intended for use with microphone bias supplies used in microphone
+ * jack detection.
+ *
+ * NOTE: snd_soc_dapm_sync() needs to be called after this for DAPM to
+ * do any widget power switching.
+ */
+ int snd_soc_dapm_force_enable_pin(struct snd_soc_codec *codec, const char *pin)
+ {
+ struct snd_soc_dapm_widget *w;
+
+ list_for_each_entry(w, &codec->dapm_widgets, list) {
+ if (!strcmp(w->name, pin)) {
+ pr_debug("dapm: %s: pin %s\n", codec->name, pin);
+ w->connected = 1;
+ w->force = 1;
+ return 0;
+ }
+ }
+
+ pr_err("dapm: %s: configuring unknown pin %s\n", codec->name, pin);
+ return -EINVAL;
+ }
+ EXPORT_SYMBOL_GPL(snd_soc_dapm_force_enable_pin);
+
+ /**
* snd_soc_dapm_disable_pin - disable pin.
* @codec: SoC codec
* @pin: pin name
EXPORT_SYMBOL_GPL(snd_soc_dapm_get_pin_status);
/**
+ * snd_soc_dapm_ignore_suspend - ignore suspend status for DAPM endpoint
+ * @codec: audio codec
+ * @pin: audio signal pin endpoint (or start point)
+ *
+ * Mark the given endpoint or pin as ignoring suspend. When the
+ * system is disabled a path between two endpoints flagged as ignoring
+ * suspend will not be disabled. The path must already be enabled via
+ * normal means at suspend time, it will not be turned on if it was not
+ * already enabled.
+ */
+ int snd_soc_dapm_ignore_suspend(struct snd_soc_codec *codec, const char *pin)
+ {
+ struct snd_soc_dapm_widget *w;
+
+ list_for_each_entry(w, &codec->dapm_widgets, list) {
+ if (!strcmp(w->name, pin)) {
+ w->ignore_suspend = 1;
+ return 0;
+ }
+ }
+
+ pr_err("Unknown DAPM pin: %s\n", pin);
+ return -EINVAL;
+ }
+ EXPORT_SYMBOL_GPL(snd_soc_dapm_ignore_suspend);
+
+ /**
* snd_soc_dapm_free - free dapm resources
* @socdev: SoC device
*
git://ftp.safe.ca / safe / jmp / linux-2.6 / commitdiff