#include <linux/init.h>
#include <linux/list.h>
#include <linux/module.h>
-#include <linux/moduleparam.h>
#include <linux/kernel.h>
#include <linux/slab.h>
#include <linux/kmod.h>
#include <linux/delay.h>
#include <linux/mutex.h>
#include <linux/dma-mapping.h>
+#include <linux/pm.h>
#include "saa7134-reg.h"
#include "saa7134.h"
/* ------------------------------------------------------------------ */
-static unsigned int irq_debug = 0;
+static unsigned int irq_debug;
module_param(irq_debug, int, 0644);
MODULE_PARM_DESC(irq_debug,"enable debug messages [IRQ handler]");
-static unsigned int core_debug = 0;
+static unsigned int core_debug;
module_param(core_debug, int, 0644);
MODULE_PARM_DESC(core_debug,"enable debug messages [core]");
-static unsigned int gpio_tracking = 0;
+static unsigned int gpio_tracking;
module_param(gpio_tracking, int, 0644);
MODULE_PARM_DESC(gpio_tracking,"enable debug messages [gpio]");
-static unsigned int alsa = 0;
+static unsigned int alsa;
module_param(alsa, int, 0644);
MODULE_PARM_DESC(alsa,"enable ALSA DMA sound [dmasound]");
-static unsigned int oss = 0;
+static unsigned int oss;
module_param(oss, int, 0644);
MODULE_PARM_DESC(oss,"enable OSS DMA sound [dmasound]");
}
}
-int saa7134_tuner_callback(void *ptr, int command, int arg)
-{
- u8 sync_control;
- struct saa7134_dev *dev = ptr;
-
- switch (dev->tuner_type) {
- case TUNER_PHILIPS_TDA8290:
- switch (command) {
- case 0: /* switch LNA gain through GPIO 22*/
- saa7134_set_gpio(dev, 22, arg) ;
- break;
- case 1: /* vsync output at GPIO22. 50 / 60Hz */
- dprintk("setting GPIO22 to vsync %d\n", arg);
- saa_andorb(SAA7134_VIDEO_PORT_CTRL3, 0x80, 0x80);
- saa_andorb(SAA7134_VIDEO_PORT_CTRL6, 0x0f, 0x03);
- if (arg == 1)
- sync_control = 11;
- else
- sync_control = 17;
- saa_writeb(SAA7134_VGATE_START, sync_control);
- saa_writeb(SAA7134_VGATE_STOP, sync_control + 1);
- saa_andorb(SAA7134_MISC_VGATE_MSB, 0x03, 0x00);
- break;
- default:
- return -EINVAL;
- }
- break;
- default:
- return -ENODEV;
- }
- return 0;
-}
-
/* ------------------------------------------------------------------ */
#if defined(CONFIG_MODULES) && defined(MODULE)
-
static void request_module_async(struct work_struct *work){
struct saa7134_dev* dev = container_of(work, struct saa7134_dev, request_module_wk);
if (card_is_empress(dev))
unsigned long saa7134_buffer_base(struct saa7134_buf *buf)
{
unsigned long base;
+ struct videobuf_dmabuf *dma=videobuf_to_dma(&buf->vb);
base = saa7134_buffer_startpage(buf) * 4096;
- base += buf->vb.dma.sglist[0].offset;
+ base += dma->sglist[0].offset;
return base;
}
int saa7134_pgtable_alloc(struct pci_dev *pci, struct saa7134_pgtable *pt)
{
__le32 *cpu;
- dma_addr_t dma_addr;
+ dma_addr_t dma_addr = 0;
cpu = pci_alloc_consistent(pci, SAA7134_PGTABLE_SIZE, &dma_addr);
if (NULL == cpu)
void saa7134_dma_free(struct videobuf_queue *q,struct saa7134_buf *buf)
{
+ struct videobuf_dmabuf *dma=videobuf_to_dma(&buf->vb);
BUG_ON(in_interrupt());
videobuf_waiton(&buf->vb,0,0);
- videobuf_dma_unmap(q, &buf->vb.dma);
- videobuf_dma_free(&buf->vb.dma);
- buf->vb.state = STATE_NEEDS_INIT;
+ videobuf_dma_unmap(q, dma);
+ videobuf_dma_free(dma);
+ buf->vb.state = VIDEOBUF_NEEDS_INIT;
}
/* ------------------------------------------------------------------ */
buf->activate(dev,buf,NULL);
} else if (list_empty(&q->queue)) {
list_add_tail(&buf->vb.queue,&q->queue);
- buf->vb.state = STATE_QUEUED;
+ buf->vb.state = VIDEOBUF_QUEUED;
} else {
next = list_entry(q->queue.next,struct saa7134_buf,
vb.queue);
}
} else {
list_add_tail(&buf->vb.queue,&q->queue);
- buf->vb.state = STATE_QUEUED;
+ buf->vb.state = VIDEOBUF_QUEUED;
}
return 0;
}
try to start over with the next one. */
if (q->curr) {
dprintk("timeout on %p\n",q->curr);
- saa7134_buffer_finish(dev,q,STATE_ERROR);
+ saa7134_buffer_finish(dev,q,VIDEOBUF_ERROR);
}
saa7134_buffer_next(dev,q);
spin_unlock_irqrestore(&dev->slock,flags);
assert_spin_locked(&dev->slock);
+ if (dev->insuspend)
+ return 0;
+
/* video capture -- dma 0 + video task A */
if (dev->video_q.curr) {
task |= 0x01;
/* TS capture -- dma 5 */
if (dev->ts_q.curr) {
ctrl |= SAA7134_MAIN_CTRL_TE5;
- irq |= SAA7134_IRQ1_INTE_RA2_3 |
- SAA7134_IRQ1_INTE_RA2_2 |
- SAA7134_IRQ1_INTE_RA2_1 |
+ irq |= SAA7134_IRQ1_INTE_RA2_1 |
SAA7134_IRQ1_INTE_RA2_0;
}
unsigned long report,status;
int loop, handled = 0;
+ if (dev->insuspend)
+ goto out;
+
for (loop = 0; loop < 10; loop++) {
report = saa_readl(SAA7134_IRQ_REPORT);
status = saa_readl(SAA7134_IRQ_STATUS);
- if (0 == report) {
- if (irq_debug > 1)
- printk(KERN_DEBUG "%s/irq: no (more) work\n",
- dev->name);
- goto out;
- }
-
- /* If dmasound support is active and we get a sound report, exit
- and let the saa7134-alsa/oss module deal with it */
+ /* If dmasound support is active and we get a sound report,
+ * mask out the report and let the saa7134-alsa module deal
+ * with it */
if ((report & SAA7134_IRQ_REPORT_DONE_RA3) &&
(dev->dmasound.priv_data != NULL) )
{
if (irq_debug > 1)
- printk(KERN_DEBUG "%s/irq: ignoring interrupt for DMA sound\n",
+ printk(KERN_DEBUG "%s/irq: preserving DMA sound interrupt\n",
+ dev->name);
+ report &= ~SAA7134_IRQ_REPORT_DONE_RA3;
+ }
+
+ if (0 == report) {
+ if (irq_debug > 1)
+ printk(KERN_DEBUG "%s/irq: no (more) work\n",
dev->name);
goto out;
}
print_irqstatus(dev,loop,report,status);
- if (report & SAA7134_IRQ_REPORT_RDCAP /* _INTL */)
- saa7134_irq_video_intl(dev);
+ if ((report & SAA7134_IRQ_REPORT_RDCAP) ||
+ (report & SAA7134_IRQ_REPORT_INTL))
+ saa7134_irq_video_signalchange(dev);
+
if ((report & SAA7134_IRQ_REPORT_DONE_RA0) &&
(status & 0x60) == 0)
/* ------------------------------------------------------------------ */
/* early init (no i2c, no irq) */
+
+static int saa7134_hw_enable1(struct saa7134_dev *dev)
+{
+ /* RAM FIFO config */
+ saa_writel(SAA7134_FIFO_SIZE, 0x08070503);
+ saa_writel(SAA7134_THRESHOULD, 0x02020202);
+
+ /* enable audio + video processing */
+ saa_writel(SAA7134_MAIN_CTRL,
+ SAA7134_MAIN_CTRL_VPLLE |
+ SAA7134_MAIN_CTRL_APLLE |
+ SAA7134_MAIN_CTRL_EXOSC |
+ SAA7134_MAIN_CTRL_EVFE1 |
+ SAA7134_MAIN_CTRL_EVFE2 |
+ SAA7134_MAIN_CTRL_ESFE |
+ SAA7134_MAIN_CTRL_EBDAC);
+
+ /*
+ * Initialize OSS _after_ enabling audio clock PLL and audio processing.
+ * OSS initialization writes to registers via the audio DSP; these
+ * writes will fail unless the audio clock has been started. At worst,
+ * audio will not work.
+ */
+
+ /* enable peripheral devices */
+ saa_writeb(SAA7134_SPECIAL_MODE, 0x01);
+
+ /* set vertical line numbering start (vbi needs this) */
+ saa_writeb(SAA7134_SOURCE_TIMING2, 0x20);
+
+ return 0;
+}
+
static int saa7134_hwinit1(struct saa7134_dev *dev)
{
dprintk("hwinit1\n");
saa_writel(SAA7134_IRQ1, 0);
saa_writel(SAA7134_IRQ2, 0);
+
+ /* Clear any stale IRQ reports */
+ saa_writel(SAA7134_IRQ_REPORT, saa_readl(SAA7134_IRQ_REPORT));
+
mutex_init(&dev->lock);
spin_lock_init(&dev->slock);
saa7134_ts_init1(dev);
saa7134_input_init1(dev);
- /* RAM FIFO config */
- saa_writel(SAA7134_FIFO_SIZE, 0x08070503);
- saa_writel(SAA7134_THRESHOULD,0x02020202);
-
- /* enable audio + video processing */
- saa_writel(SAA7134_MAIN_CTRL,
- SAA7134_MAIN_CTRL_VPLLE |
- SAA7134_MAIN_CTRL_APLLE |
- SAA7134_MAIN_CTRL_EXOSC |
- SAA7134_MAIN_CTRL_EVFE1 |
- SAA7134_MAIN_CTRL_EVFE2 |
- SAA7134_MAIN_CTRL_ESFE |
- SAA7134_MAIN_CTRL_EBDAC);
-
- /*
- * Initialize OSS _after_ enabling audio clock PLL and audio processing.
- * OSS initialization writes to registers via the audio DSP; these
- * writes will fail unless the audio clock has been started. At worst,
- * audio will not work.
- */
-
- /* enable peripheral devices */
- saa_writeb(SAA7134_SPECIAL_MODE, 0x01);
-
- /* set vertical line numbering start (vbi needs this) */
- saa_writeb(SAA7134_SOURCE_TIMING2, 0x20);
+ saa7134_hw_enable1(dev);
return 0;
}
/* late init (with i2c + irq) */
-static int saa7134_hwinit2(struct saa7134_dev *dev)
+static int saa7134_hw_enable2(struct saa7134_dev *dev)
{
- unsigned int irq2_mask;
- dprintk("hwinit2\n");
- saa7134_video_init2(dev);
- saa7134_tvaudio_init2(dev);
+ unsigned int irq2_mask;
/* enable IRQ's */
irq2_mask =
irq2_mask |= SAA7134_IRQ2_INTE_GPIO18A;
}
+ if (dev->has_remote == SAA7134_REMOTE_I2C) {
+ request_module("ir-kbd-i2c");
+ }
+
saa_writel(SAA7134_IRQ1, 0);
saa_writel(SAA7134_IRQ2, irq2_mask);
return 0;
}
+static int saa7134_hwinit2(struct saa7134_dev *dev)
+{
+
+ dprintk("hwinit2\n");
+
+ saa7134_video_init2(dev);
+ saa7134_tvaudio_init2(dev);
+
+ saa7134_hw_enable2(dev);
+
+ return 0;
+}
+
+
/* shutdown */
static int saa7134_hwfini(struct saa7134_dev *dev)
{
return NULL;
*vfd = *template;
vfd->minor = -1;
- vfd->dev = &dev->pci->dev;
+ vfd->parent = &dev->pci->dev;
vfd->release = video_device_release;
+ vfd->debug = video_debug;
snprintf(vfd->name, sizeof(vfd->name), "%s %s (%s)",
dev->name, type, saa7134_boards[dev->board].name);
return vfd;
const struct pci_device_id *pci_id)
{
struct saa7134_dev *dev;
- struct list_head *item;
struct saa7134_mpeg_ops *mops;
int err;
+ if (saa7134_devcount == SAA7134_MAXBOARDS)
+ return -ENOMEM;
+
dev = kzalloc(sizeof(*dev),GFP_KERNEL);
if (NULL == dev)
return -ENOMEM;
dev->board = SAA7134_BOARD_UNKNOWN;
}
dev->autodetected = card[dev->nr] != dev->board;
- dev->tuner_type = saa7134_boards[dev->board].tuner_type;
+ dev->tuner_type = saa7134_boards[dev->board].tuner_type;
+ dev->tuner_addr = saa7134_boards[dev->board].tuner_addr;
dev->tda9887_conf = saa7134_boards[dev->board].tda9887_conf;
if (UNSET != tuner[dev->nr])
dev->tuner_type = tuner[dev->nr];
- printk(KERN_INFO "%s: subsystem: %04x:%04x, board: %s [card=%d,%s]\n",
+ printk(KERN_INFO "%s: subsystem: %04x:%04x, board: %s [card=%d,%s]\n",
dev->name,pci_dev->subsystem_vendor,
pci_dev->subsystem_device,saa7134_boards[dev->board].name,
dev->board, dev->autodetected ?
dev->name,(unsigned long long)pci_resource_start(pci_dev,0));
goto fail1;
}
- dev->lmmio = ioremap(pci_resource_start(pci_dev,0), 0x1000);
+ dev->lmmio = ioremap(pci_resource_start(pci_dev, 0),
+ pci_resource_len(pci_dev, 0));
dev->bmmio = (__u8 __iomem *)dev->lmmio;
if (NULL == dev->lmmio) {
err = -EIO;
saa7134_i2c_register(dev);
/* initialize hardware #2 */
+ if (TUNER_ABSENT != dev->tuner_type)
+ request_module("tuner");
saa7134_board_init2(dev);
+
saa7134_hwinit2(dev);
/* load i2c helpers */
- if (TUNER_ABSENT != dev->tuner_type)
- request_module("tuner");
if (card_is_empress(dev)) {
request_module("saa6752hs");
}
v4l2_prio_init(&dev->prio);
/* register v4l devices */
- if (saa7134_no_overlay <= 0) {
- saa7134_video_template.type |= VID_TYPE_OVERLAY;
- } else {
- printk("%s: Overlay support disabled.\n",dev->name);
- }
+ if (saa7134_no_overlay > 0)
+ printk(KERN_INFO "%s: Overlay support disabled.\n", dev->name);
+
dev->video_dev = vdev_init(dev,&saa7134_video_template,"video");
err = video_register_device(dev->video_dev,VFL_TYPE_GRABBER,
video_nr[dev->nr]);
goto fail4;
}
printk(KERN_INFO "%s: registered device video%d [v4l2]\n",
- dev->name,dev->video_dev->minor & 0x1f);
+ dev->name, dev->video_dev->num);
+
+ dev->vbi_dev = vdev_init(dev, &saa7134_video_template, "vbi");
- dev->vbi_dev = vdev_init(dev,&saa7134_vbi_template,"vbi");
err = video_register_device(dev->vbi_dev,VFL_TYPE_VBI,
vbi_nr[dev->nr]);
if (err < 0)
goto fail4;
printk(KERN_INFO "%s: registered device vbi%d\n",
- dev->name,dev->vbi_dev->minor & 0x1f);
+ dev->name, dev->vbi_dev->num);
if (card_has_radio(dev)) {
dev->radio_dev = vdev_init(dev,&saa7134_radio_template,"radio");
if (err < 0)
goto fail4;
printk(KERN_INFO "%s: registered device radio%d\n",
- dev->name,dev->radio_dev->minor & 0x1f);
+ dev->name, dev->radio_dev->num);
}
/* everything worked */
saa7134_devcount++;
mutex_lock(&devlist_lock);
- list_for_each(item,&mops_list) {
- mops = list_entry(item, struct saa7134_mpeg_ops, next);
+ list_for_each_entry(mops, &mops_list, next)
mpeg_ops_attach(mops, dev);
- }
list_add_tail(&dev->devlist,&saa7134_devlist);
mutex_unlock(&devlist_lock);
/* check for signal */
- saa7134_irq_video_intl(dev);
+ saa7134_irq_video_signalchange(dev);
if (saa7134_dmasound_init && !dev->dmasound.priv_data) {
saa7134_dmasound_init(dev);
static void __devexit saa7134_finidev(struct pci_dev *pci_dev)
{
struct saa7134_dev *dev = pci_get_drvdata(pci_dev);
- struct list_head *item;
struct saa7134_mpeg_ops *mops;
/* Release DMA sound modules if present */
/* unregister */
mutex_lock(&devlist_lock);
list_del(&dev->devlist);
- list_for_each(item,&mops_list) {
- mops = list_entry(item, struct saa7134_mpeg_ops, next);
+ list_for_each_entry(mops, &mops_list, next)
mpeg_ops_detach(mops, dev);
- }
mutex_unlock(&devlist_lock);
saa7134_devcount--;
kfree(dev);
}
+#ifdef CONFIG_PM
+
+/* resends a current buffer in queue after resume */
+static int saa7134_buffer_requeue(struct saa7134_dev *dev,
+ struct saa7134_dmaqueue *q)
+{
+ struct saa7134_buf *buf, *next;
+
+ assert_spin_locked(&dev->slock);
+
+ buf = q->curr;
+ next = buf;
+ dprintk("buffer_requeue\n");
+
+ if (!buf)
+ return 0;
+
+ dprintk("buffer_requeue : resending active buffers \n");
+
+ if (!list_empty(&q->queue))
+ next = list_entry(q->queue.next, struct saa7134_buf,
+ vb.queue);
+ buf->activate(dev, buf, next);
+
+ return 0;
+}
+
+static int saa7134_suspend(struct pci_dev *pci_dev , pm_message_t state)
+{
+
+ struct saa7134_dev *dev = pci_get_drvdata(pci_dev);
+
+ /* disable overlay - apps should enable it explicitly on resume*/
+ dev->ovenable = 0;
+
+ /* Disable interrupts, DMA, and rest of the chip*/
+ saa_writel(SAA7134_IRQ1, 0);
+ saa_writel(SAA7134_IRQ2, 0);
+ saa_writel(SAA7134_MAIN_CTRL, 0);
+
+ dev->insuspend = 1;
+ synchronize_irq(pci_dev->irq);
+
+ /* ACK interrupts once more, just in case,
+ since the IRQ handler won't ack them anymore*/
+
+ saa_writel(SAA7134_IRQ_REPORT, saa_readl(SAA7134_IRQ_REPORT));
+
+ /* Disable timeout timers - if we have active buffers, we will
+ fill them on resume*/
+
+ del_timer(&dev->video_q.timeout);
+ del_timer(&dev->vbi_q.timeout);
+ del_timer(&dev->ts_q.timeout);
+
+ if (dev->remote)
+ saa7134_ir_stop(dev);
+
+ pci_save_state(pci_dev);
+ pci_set_power_state(pci_dev, pci_choose_state(pci_dev, state));
+
+ return 0;
+}
+
+static int saa7134_resume(struct pci_dev *pci_dev)
+{
+ struct saa7134_dev *dev = pci_get_drvdata(pci_dev);
+ unsigned long flags;
+
+ pci_set_power_state(pci_dev, PCI_D0);
+ pci_restore_state(pci_dev);
+
+ /* Do things that are done in saa7134_initdev ,
+ except of initializing memory structures.*/
+
+ saa7134_board_init1(dev);
+
+ /* saa7134_hwinit1 */
+ if (saa7134_boards[dev->board].video_out)
+ saa7134_videoport_init(dev);
+ if (card_has_mpeg(dev))
+ saa7134_ts_init_hw(dev);
+ if (dev->remote)
+ saa7134_ir_start(dev, dev->remote);
+ saa7134_hw_enable1(dev);
+
+ msleep(100);
+
+ saa7134_board_init2(dev);
+
+ /*saa7134_hwinit2*/
+ saa7134_set_tvnorm_hw(dev);
+ saa7134_tvaudio_setmute(dev);
+ saa7134_tvaudio_setvolume(dev, dev->ctl_volume);
+ saa7134_tvaudio_init(dev);
+ saa7134_tvaudio_do_scan(dev);
+ saa7134_enable_i2s(dev);
+ saa7134_hw_enable2(dev);
+
+ saa7134_irq_video_signalchange(dev);
+
+ /*resume unfinished buffer(s)*/
+ spin_lock_irqsave(&dev->slock, flags);
+ saa7134_buffer_requeue(dev, &dev->video_q);
+ saa7134_buffer_requeue(dev, &dev->vbi_q);
+ saa7134_buffer_requeue(dev, &dev->ts_q);
+
+ /* FIXME: Disable DMA audio sound - temporary till proper support
+ is implemented*/
+
+ dev->dmasound.dma_running = 0;
+
+ /* start DMA now*/
+ dev->insuspend = 0;
+ smp_wmb();
+ saa7134_set_dmabits(dev);
+ spin_unlock_irqrestore(&dev->slock, flags);
+
+ return 0;
+}
+#endif
+
/* ----------------------------------------------------------- */
int saa7134_ts_register(struct saa7134_mpeg_ops *ops)
{
- struct list_head *item;
struct saa7134_dev *dev;
mutex_lock(&devlist_lock);
- list_for_each(item,&saa7134_devlist) {
- dev = list_entry(item, struct saa7134_dev, devlist);
+ list_for_each_entry(dev, &saa7134_devlist, devlist)
mpeg_ops_attach(ops, dev);
- }
list_add_tail(&ops->next,&mops_list);
mutex_unlock(&devlist_lock);
return 0;
void saa7134_ts_unregister(struct saa7134_mpeg_ops *ops)
{
- struct list_head *item;
struct saa7134_dev *dev;
mutex_lock(&devlist_lock);
list_del(&ops->next);
- list_for_each(item,&saa7134_devlist) {
- dev = list_entry(item, struct saa7134_dev, devlist);
+ list_for_each_entry(dev, &saa7134_devlist, devlist)
mpeg_ops_detach(ops, dev);
- }
mutex_unlock(&devlist_lock);
}
.id_table = saa7134_pci_tbl,
.probe = saa7134_initdev,
.remove = __devexit_p(saa7134_finidev),
+#ifdef CONFIG_PM
+ .suspend = saa7134_suspend,
+ .resume = saa7134_resume
+#endif
};
static int saa7134_init(void)