*
* (c) 2003 Gerd Knorr <kraxel@bytesex.org> [SuSE Labs]
*
+ * (c) 2005-2006 Mauro Carvalho Chehab <mchehab@infradead.org>
+ * - Multituner support
+ * - video_ioctl2 conversion
+ * - PAL/M fixes
+ *
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
#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/pci.h>
#include <linux/delay.h>
#include <linux/videodev2.h>
+#include <linux/mutex.h>
#include "cx88.h"
+#include <media/v4l2-common.h>
+#include <media/v4l2-ioctl.h>
MODULE_DESCRIPTION("v4l2 driver module for cx2388x based TV cards");
MODULE_AUTHOR("Gerd Knorr <kraxel@bytesex.org> [SuSE Labs]");
/* ------------------------------------------------------------------ */
-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 latency = UNSET;
-module_param(latency,int,0444);
-MODULE_PARM_DESC(latency,"pci latency timer");
-
-static unsigned int tuner[] = {[0 ... (CX88_MAXBOARDS - 1)] = UNSET };
-static unsigned int radio[] = {[0 ... (CX88_MAXBOARDS - 1)] = UNSET };
-static unsigned int card[] = {[0 ... (CX88_MAXBOARDS - 1)] = UNSET };
-
-module_param_array(tuner, int, NULL, 0444);
-module_param_array(radio, int, NULL, 0444);
-module_param_array(card, int, NULL, 0444);
-
-MODULE_PARM_DESC(tuner,"tuner type");
-MODULE_PARM_DESC(radio,"radio tuner type");
-MODULE_PARM_DESC(card,"card type");
-
-static unsigned int nicam = 0;
+static unsigned int nicam;
module_param(nicam,int,0644);
MODULE_PARM_DESC(nicam,"tv audio is nicam");
-static unsigned int nocomb = 0;
+static unsigned int nocomb;
module_param(nocomb,int,0644);
MODULE_PARM_DESC(nocomb,"disable comb filter");
static unsigned int cx88_devcount;
static LIST_HEAD(cx88_devlist);
-static DECLARE_MUTEX(devlist);
+static DEFINE_MUTEX(devlist);
-/* ------------------------------------------------------------------ */
-/* debug help functions */
-
-static const char *v4l1_ioctls[] = {
- "0", "CGAP", "GCHAN", "SCHAN", "GTUNER", "STUNER", "GPICT", "SPICT",
- "CCAPTURE", "GWIN", "SWIN", "GFBUF", "SFBUF", "KEY", "GFREQ",
- "SFREQ", "GAUDIO", "SAUDIO", "SYNC", "MCAPTURE", "GMBUF", "GUNIT",
- "GCAPTURE", "SCAPTURE", "SPLAYMODE", "SWRITEMODE", "GPLAYINFO",
- "SMICROCODE", "GVBIFMT", "SVBIFMT" };
-#define V4L1_IOCTLS ARRAY_SIZE(v4l1_ioctls)
-
-static const char *v4l2_ioctls[] = {
- "QUERYCAP", "1", "ENUM_PIXFMT", "ENUM_FBUFFMT", "G_FMT", "S_FMT",
- "G_COMP", "S_COMP", "REQBUFS", "QUERYBUF", "G_FBUF", "S_FBUF",
- "G_WIN", "S_WIN", "PREVIEW", "QBUF", "16", "DQBUF", "STREAMON",
- "STREAMOFF", "G_PERF", "G_PARM", "S_PARM", "G_STD", "S_STD",
- "ENUMSTD", "ENUMINPUT", "G_CTRL", "S_CTRL", "G_TUNER", "S_TUNER",
- "G_FREQ", "S_FREQ", "G_AUDIO", "S_AUDIO", "35", "QUERYCTRL",
- "QUERYMENU", "G_INPUT", "S_INPUT", "ENUMCVT", "41", "42", "43",
- "44", "45", "G_OUTPUT", "S_OUTPUT", "ENUMOUTPUT", "G_AUDOUT",
- "S_AUDOUT", "ENUMFX", "G_EFFECT", "S_EFFECT", "G_MODULATOR",
- "S_MODULATOR"
-};
-#define V4L2_IOCTLS ARRAY_SIZE(v4l2_ioctls)
-
-void cx88_print_ioctl(char *name, unsigned int cmd)
-{
- char *dir;
-
- switch (_IOC_DIR(cmd)) {
- case _IOC_NONE: dir = "--"; break;
- case _IOC_READ: dir = "r-"; break;
- case _IOC_WRITE: dir = "-w"; break;
- case _IOC_READ | _IOC_WRITE: dir = "rw"; break;
- default: dir = "??"; break;
- }
- switch (_IOC_TYPE(cmd)) {
- case 'v':
- printk(KERN_DEBUG "%s: ioctl 0x%08x (v4l1, %s, VIDIOC%s)\n",
- name, cmd, dir, (_IOC_NR(cmd) < V4L1_IOCTLS) ?
- v4l1_ioctls[_IOC_NR(cmd)] : "???");
- break;
- case 'V':
- printk(KERN_DEBUG "%s: ioctl 0x%08x (v4l2, %s, VIDIOC_%s)\n",
- name, cmd, dir, (_IOC_NR(cmd) < V4L2_IOCTLS) ?
- v4l2_ioctls[_IOC_NR(cmd)] : "???");
- break;
- default:
- printk(KERN_DEBUG "%s: ioctl 0x%08x (???, %s, #%d)\n",
- name, cmd, dir, _IOC_NR(cmd));
- }
-}
-
-/* ------------------------------------------------------------------ */
#define NO_SYNC_LINE (-1U)
-static u32* cx88_risc_field(u32 *rp, struct scatterlist *sglist,
+/* @lpi: lines per IRQ, or 0 to not generate irqs. Note: IRQ to be
+ generated _after_ lpi lines are transferred. */
+static __le32* cx88_risc_field(__le32 *rp, struct scatterlist *sglist,
unsigned int offset, u32 sync_line,
unsigned int bpl, unsigned int padding,
- unsigned int lines)
+ unsigned int lines, unsigned int lpi)
{
struct scatterlist *sg;
- unsigned int line,todo;
+ unsigned int line,todo,sol;
/* sync instruction */
if (sync_line != NO_SYNC_LINE)
offset -= sg_dma_len(sg);
sg++;
}
+ if (lpi && line>0 && !(line % lpi))
+ sol = RISC_SOL | RISC_IRQ1 | RISC_CNT_INC;
+ else
+ sol = RISC_SOL;
if (bpl <= sg_dma_len(sg)-offset) {
/* fits into current chunk */
- *(rp++)=cpu_to_le32(RISC_WRITE|RISC_SOL|RISC_EOL|bpl);
+ *(rp++)=cpu_to_le32(RISC_WRITE|sol|RISC_EOL|bpl);
*(rp++)=cpu_to_le32(sg_dma_address(sg)+offset);
offset+=bpl;
} else {
- /* scanline needs to be splitted */
+ /* scanline needs to be split */
todo = bpl;
- *(rp++)=cpu_to_le32(RISC_WRITE|RISC_SOL|
+ *(rp++)=cpu_to_le32(RISC_WRITE|sol|
(sg_dma_len(sg)-offset));
*(rp++)=cpu_to_le32(sg_dma_address(sg)+offset);
todo -= (sg_dma_len(sg)-offset);
unsigned int bpl, unsigned int padding, unsigned int lines)
{
u32 instructions,fields;
- u32 *rp;
+ __le32 *rp;
int rc;
fields = 0;
fields++;
/* estimate risc mem: worst case is one write per page border +
- one write per scan line + syncs + jump (all 2 dwords) */
- instructions = (bpl * lines * fields) / PAGE_SIZE + lines * fields;
- instructions += 3 + 4;
+ one write per scan line + syncs + jump (all 2 dwords). Padding
+ can cause next bpl to start close to a page border. First DMA
+ region may be smaller than PAGE_SIZE */
+ instructions = fields * (1 + ((bpl + padding) * lines) / PAGE_SIZE + lines);
+ instructions += 2;
if ((rc = btcx_riscmem_alloc(pci,risc,instructions*8)) < 0)
return rc;
rp = risc->cpu;
if (UNSET != top_offset)
rp = cx88_risc_field(rp, sglist, top_offset, 0,
- bpl, padding, lines);
+ bpl, padding, lines, 0);
if (UNSET != bottom_offset)
rp = cx88_risc_field(rp, sglist, bottom_offset, 0x200,
- bpl, padding, lines);
+ bpl, padding, lines, 0);
/* save pointer to jmp instruction address */
risc->jmp = rp;
- BUG_ON((risc->jmp - risc->cpu + 2) / 4 > risc->size);
+ BUG_ON((risc->jmp - risc->cpu + 2) * sizeof (*risc->cpu) > risc->size);
return 0;
}
int cx88_risc_databuffer(struct pci_dev *pci, struct btcx_riscmem *risc,
struct scatterlist *sglist, unsigned int bpl,
- unsigned int lines)
+ unsigned int lines, unsigned int lpi)
{
u32 instructions;
- u32 *rp;
+ __le32 *rp;
int rc;
/* estimate risc mem: worst case is one write per page border +
- one write per scan line + syncs + jump (all 2 dwords) */
- instructions = (bpl * lines) / PAGE_SIZE + lines;
- instructions += 3 + 4;
+ one write per scan line + syncs + jump (all 2 dwords). Here
+ there is no padding and no sync. First DMA region may be smaller
+ than PAGE_SIZE */
+ instructions = 1 + (bpl * lines) / PAGE_SIZE + lines;
+ instructions += 1;
if ((rc = btcx_riscmem_alloc(pci,risc,instructions*8)) < 0)
return rc;
/* write risc instructions */
rp = risc->cpu;
- rp = cx88_risc_field(rp, sglist, 0, NO_SYNC_LINE, bpl, 0, lines);
+ rp = cx88_risc_field(rp, sglist, 0, NO_SYNC_LINE, bpl, 0, lines, lpi);
/* save pointer to jmp instruction address */
risc->jmp = rp;
- BUG_ON((risc->jmp - risc->cpu + 2) / 4 > risc->size);
+ BUG_ON((risc->jmp - risc->cpu + 2) * sizeof (*risc->cpu) > risc->size);
return 0;
}
int cx88_risc_stopper(struct pci_dev *pci, struct btcx_riscmem *risc,
u32 reg, u32 mask, u32 value)
{
- u32 *rp;
+ __le32 *rp;
int rc;
if ((rc = btcx_riscmem_alloc(pci, risc, 4*16)) < 0)
}
void
-cx88_free_buffer(struct pci_dev *pci, struct cx88_buffer *buf)
+cx88_free_buffer(struct videobuf_queue *q, struct cx88_buffer *buf)
{
- if (in_interrupt())
- BUG();
+ struct videobuf_dmabuf *dma=videobuf_to_dma(&buf->vb);
+
+ BUG_ON(in_interrupt());
videobuf_waiton(&buf->vb,0,0);
- videobuf_dma_pci_unmap(pci, &buf->vb.dma);
- videobuf_dma_free(&buf->vb.dma);
- btcx_riscmem_free(pci, &buf->risc);
- buf->vb.state = STATE_NEEDS_INIT;
+ videobuf_dma_unmap(q, dma);
+ videobuf_dma_free(dma);
+ btcx_riscmem_free(to_pci_dev(q->dev), &buf->risc);
+ buf->vb.state = VIDEOBUF_NEEDS_INIT;
}
/* ------------------------------------------------------------------ */
* can use the whole SDRAM for the DMA fifos. To simplify things, we
* use a static memory layout. That surely will waste memory in case
* we don't use all DMA channels at the same time (which will be the
- * case most of the time). But that still gives us enougth FIFO space
+ * case most of the time). But that still gives us enough FIFO space
* to be able to deal with insane long pci latencies ...
*
* FIFO space allocations:
* channel 22 (u video) - 2.0k
* channel 23 (v video) - 2.0k
* channel 24 (vbi) - 4.0k
- * channels 25+26 (audio) - 0.5k
+ * channels 25+26 (audio) - 4.0k
* channel 28 (mpeg) - 4.0k
- * TOTAL = 25.5k
+ * channel 27 (audio rds)- 3.0k
+ * TOTAL = 29.0k
*
* Every channel has 160 bytes control data (64 bytes instruction
* queue and 6 CDT entries), which is close to 2k total.
.ctrl_start = 0x180680,
.cdt = 0x180680 + 64,
.fifo_start = 0x185400,
- .fifo_size = 0x000200,
+ .fifo_size = 0x001000,
.ptr1_reg = MO_DMA25_PTR1,
.ptr2_reg = MO_DMA25_PTR2,
.cnt1_reg = MO_DMA25_CNT1,
.ctrl_start = 0x180720,
.cdt = 0x180680 + 64, /* same as audio IN */
.fifo_start = 0x185400, /* same as audio IN */
- .fifo_size = 0x000200, /* same as audio IN */
+ .fifo_size = 0x001000, /* same as audio IN */
.ptr1_reg = MO_DMA26_PTR1,
.ptr2_reg = MO_DMA26_PTR2,
.cnt1_reg = MO_DMA26_CNT1,
.cmds_start = 0x180200,
.ctrl_start = 0x1807C0,
.cdt = 0x1807C0 + 64,
- .fifo_start = 0x185600,
+ .fifo_start = 0x186400,
.fifo_size = 0x001000,
.ptr1_reg = MO_DMA28_PTR1,
.ptr2_reg = MO_DMA28_PTR2,
.cnt1_reg = MO_DMA28_CNT1,
.cnt2_reg = MO_DMA28_CNT2,
},
+ [SRAM_CH27] = {
+ .name = "audio rds",
+ .cmds_start = 0x1801C0,
+ .ctrl_start = 0x180860,
+ .cdt = 0x180860 + 64,
+ .fifo_start = 0x187400,
+ .fifo_size = 0x000C00,
+ .ptr1_reg = MO_DMA27_PTR1,
+ .ptr2_reg = MO_DMA27_PTR2,
+ .cnt1_reg = MO_DMA27_CNT1,
+ .cnt2_reg = MO_DMA27_CNT2,
+ },
};
int cx88_sram_channel_setup(struct cx88_core *core,
printk("%s: cmds: %-12s: 0x%08x\n",
core->name,name[i],
cx_read(ch->cmds_start + 4*i));
- for (i = 0; i < 4; i++) {
+ for (n = 1, i = 0; i < 4; i++) {
risc = cx_read(ch->cmds_start + 4 * (i+11));
printk("%s: risc%d: ", core->name, i);
- cx88_risc_decode(risc);
+ if (--n)
+ printk("0x%08x [ arg #%d ]\n", risc, n);
+ else
+ n = cx88_risc_decode(risc);
}
for (i = 0; i < 16; i += n) {
risc = cx_read(ch->ctrl_start + 4 * i);
};
void cx88_print_irqbits(char *name, char *tag, char **strings,
- u32 bits, u32 mask)
+ int len, u32 bits, u32 mask)
{
unsigned int i;
printk(KERN_DEBUG "%s: %s [0x%x]", name, tag, bits);
- for (i = 0; i < 32; i++) {
+ for (i = 0; i < len; i++) {
if (!(bits & (1 << i)))
continue;
if (strings[i])
{
int handled = 0;
- if (status & (1<<18)) {
+ if (status & PCI_INT_IR_SMPINT) {
cx88_ir_irq(core);
handled++;
}
if (!handled)
cx88_print_irqbits(core->name, "irq pci",
- cx88_pci_irqs, status,
- core->pci_irqmask);
+ cx88_pci_irqs, ARRAY_SIZE(cx88_pci_irqs),
+ status, core->pci_irqmask);
return handled;
}
do_gettimeofday(&buf->vb.ts);
dprintk(2,"[%p/%d] wakeup reg=%d buf=%d\n",buf,buf->vb.i,
count, buf->count);
- buf->vb.state = STATE_DONE;
+ buf->vb.state = VIDEOBUF_DONE;
list_del(&buf->vb.queue);
wake_up(&buf->vb.done);
}
mod_timer(&q->timeout, jiffies+BUFFER_TIMEOUT);
}
if (bc != 1)
- printk("%s: %d buffers handled (should be 1)\n",__FUNCTION__,bc);
+ dprintk(2, "%s: %d buffers handled (should be 1)\n",
+ __func__, bc);
}
void cx88_shutdown(struct cx88_core *core)
int cx88_reset(struct cx88_core *core)
{
- dprintk(1,"%s\n",__FUNCTION__);
+ dprintk(1,"%s\n",__func__);
cx88_shutdown(core);
/* clear irq status */
cx88_sram_channel_setup(core, &cx88_sram_channels[SRAM_CH25], 128, 0);
cx88_sram_channel_setup(core, &cx88_sram_channels[SRAM_CH26], 128, 0);
cx88_sram_channel_setup(core, &cx88_sram_channels[SRAM_CH28], 188*4, 0);
+ cx88_sram_channel_setup(core, &cx88_sram_channels[SRAM_CH27], 128, 0);
/* misc init ... */
cx_write(MO_INPUT_FORMAT, ((1 << 13) | // agc enable
/* setup image format */
cx_andor(MO_COLOR_CTRL, 0x4000, 0x4000);
- /* setup FIFO Threshholds */
+ /* setup FIFO Thresholds */
cx_write(MO_PDMA_STHRSH, 0x0807);
cx_write(MO_PDMA_DTHRSH, 0x0807);
/* ------------------------------------------------------------------ */
-static unsigned int inline norm_swidth(struct cx88_tvnorm *norm)
+static unsigned int inline norm_swidth(v4l2_std_id norm)
{
- return (norm->id & V4L2_STD_625_50) ? 922 : 754;
+ return (norm & (V4L2_STD_MN & ~V4L2_STD_PAL_Nc)) ? 754 : 922;
}
-static unsigned int inline norm_hdelay(struct cx88_tvnorm *norm)
+static unsigned int inline norm_hdelay(v4l2_std_id norm)
{
- return (norm->id & V4L2_STD_625_50) ? 186 : 135;
+ return (norm & (V4L2_STD_MN & ~V4L2_STD_PAL_Nc)) ? 135 : 186;
}
-static unsigned int inline norm_vdelay(struct cx88_tvnorm *norm)
+static unsigned int inline norm_vdelay(v4l2_std_id norm)
{
- return (norm->id & V4L2_STD_625_50) ? 0x24 : 0x18;
+ return (norm & V4L2_STD_625_50) ? 0x24 : 0x18;
}
-static unsigned int inline norm_fsc8(struct cx88_tvnorm *norm)
+static unsigned int inline norm_fsc8(v4l2_std_id norm)
{
- static const unsigned int ntsc = 28636360;
- static const unsigned int pal = 35468950;
- static const unsigned int palm = 28604892;
+ if (norm & V4L2_STD_PAL_M)
+ return 28604892; // 3.575611 MHz
- if (norm->id & V4L2_STD_PAL_M)
- return palm;
+ if (norm & (V4L2_STD_PAL_Nc))
+ return 28656448; // 3.582056 MHz
- return (norm->id & V4L2_STD_625_50) ? pal : ntsc;
-}
+ if (norm & V4L2_STD_NTSC) // All NTSC/M and variants
+ return 28636360; // 3.57954545 MHz +/- 10 Hz
-static unsigned int inline norm_notchfilter(struct cx88_tvnorm *norm)
-{
- return (norm->id & V4L2_STD_625_50)
- ? HLNotchFilter135PAL
- : HLNotchFilter135NTSC;
+ /* SECAM have also different sub carrier for chroma,
+ but step_db and step_dr, at cx88_set_tvnorm already handles that.
+
+ The same FSC applies to PAL/BGDKIH, PAL/60, NTSC/4.43 and PAL/N
+ */
+
+ return 35468950; // 4.43361875 MHz +/- 5 Hz
}
-static unsigned int inline norm_htotal(struct cx88_tvnorm *norm)
+static unsigned int inline norm_htotal(v4l2_std_id norm)
{
- /* Should always be Line Draw Time / (4*FSC) */
- if (norm->id & V4L2_STD_PAL_M)
- return 909;
+ unsigned int fsc4=norm_fsc8(norm)/2;
- return (norm->id & V4L2_STD_625_50) ? 1135 : 910;
+ /* returns 4*FSC / vtotal / frames per seconds */
+ return (norm & V4L2_STD_625_50) ?
+ ((fsc4+312)/625+12)/25 :
+ ((fsc4+262)/525*1001+15000)/30000;
}
-static unsigned int inline norm_vbipack(struct cx88_tvnorm *norm)
+static unsigned int inline norm_vbipack(v4l2_std_id norm)
{
- return (norm->id & V4L2_STD_625_50) ? 511 : 288;
+ return (norm & V4L2_STD_625_50) ? 511 : 400;
}
int cx88_set_scale(struct cx88_core *core, unsigned int width, unsigned int height,
dprintk(1,"set_scale: %dx%d [%s%s,%s]\n", width, height,
V4L2_FIELD_HAS_TOP(field) ? "T" : "",
V4L2_FIELD_HAS_BOTTOM(field) ? "B" : "",
- core->tvnorm->name);
+ v4l2_norm_to_name(core->tvnorm));
if (!V4L2_FIELD_HAS_BOTH(field))
height *= 2;
value &= 0x3fe;
cx_write(MO_HDELAY_EVEN, value);
cx_write(MO_HDELAY_ODD, value);
- dprintk(1,"set_scale: hdelay 0x%04x\n", value);
+ dprintk(1,"set_scale: hdelay 0x%04x (width %d)\n", value,swidth);
value = (swidth * 4096 / width) - 4096;
cx_write(MO_HSCALE_EVEN, value);
// setup filters
value = 0;
value |= (1 << 19); // CFILT (default)
- if (core->tvnorm->id & V4L2_STD_SECAM) {
+ if (core->tvnorm & V4L2_STD_SECAM) {
value |= (1 << 15);
value |= (1 << 16);
}
- if (INPUT(core->input)->type == CX88_VMUX_SVIDEO)
+ if (INPUT(core->input).type == CX88_VMUX_SVIDEO)
value |= (1 << 13) | (1 << 5);
if (V4L2_FIELD_INTERLACED == field)
value |= (1 << 3); // VINT (interlaced vertical scaling)
return -1;
}
+int cx88_start_audio_dma(struct cx88_core *core)
+{
+ /* constant 128 made buzz in analog Nicam-stereo for bigger fifo_size */
+ int bpl = cx88_sram_channels[SRAM_CH25].fifo_size/4;
+
+ int rds_bpl = cx88_sram_channels[SRAM_CH27].fifo_size/AUD_RDS_LINES;
+
+ /* If downstream RISC is enabled, bail out; ALSA is managing DMA */
+ if (cx_read(MO_AUD_DMACNTRL) & 0x10)
+ return 0;
+
+ /* setup fifo + format */
+ cx88_sram_channel_setup(core, &cx88_sram_channels[SRAM_CH25], bpl, 0);
+ cx88_sram_channel_setup(core, &cx88_sram_channels[SRAM_CH26], bpl, 0);
+ cx88_sram_channel_setup(core, &cx88_sram_channels[SRAM_CH27],
+ rds_bpl, 0);
+
+ cx_write(MO_AUDD_LNGTH, bpl); /* fifo bpl size */
+ cx_write(MO_AUDR_LNGTH, rds_bpl); /* fifo bpl size */
+
+ /* enable Up, Down and Audio RDS fifo */
+ cx_write(MO_AUD_DMACNTRL, 0x0007);
+
+ return 0;
+}
+
+int cx88_stop_audio_dma(struct cx88_core *core)
+{
+ /* If downstream RISC is enabled, bail out; ALSA is managing DMA */
+ if (cx_read(MO_AUD_DMACNTRL) & 0x10)
+ return 0;
+
+ /* stop dma */
+ cx_write(MO_AUD_DMACNTRL, 0x0000);
+
+ return 0;
+}
+
static int set_tvaudio(struct cx88_core *core)
{
- struct cx88_tvnorm *norm = core->tvnorm;
+ v4l2_std_id norm = core->tvnorm;
- if (CX88_VMUX_TELEVISION != INPUT(core->input)->type)
+ if (CX88_VMUX_TELEVISION != INPUT(core->input).type)
return 0;
- if (V4L2_STD_PAL_BG & norm->id) {
+ if (V4L2_STD_PAL_BG & norm) {
core->tvaudio = WW_BG;
- } else if (V4L2_STD_PAL_DK & norm->id) {
+ } else if (V4L2_STD_PAL_DK & norm) {
core->tvaudio = WW_DK;
- } else if (V4L2_STD_PAL_I & norm->id) {
+ } else if (V4L2_STD_PAL_I & norm) {
core->tvaudio = WW_I;
- } else if (V4L2_STD_SECAM_L & norm->id) {
+ } else if (V4L2_STD_SECAM_L & norm) {
core->tvaudio = WW_L;
- } else if (V4L2_STD_SECAM_DK & norm->id) {
+ } else if ((V4L2_STD_SECAM_B | V4L2_STD_SECAM_G | V4L2_STD_SECAM_H) & norm) {
+ core->tvaudio = WW_BG;
+
+ } else if (V4L2_STD_SECAM_DK & norm) {
core->tvaudio = WW_DK;
- } else if ((V4L2_STD_NTSC_M & norm->id) ||
- (V4L2_STD_PAL_M & norm->id)) {
+ } else if ((V4L2_STD_NTSC_M & norm) ||
+ (V4L2_STD_PAL_M & norm)) {
core->tvaudio = WW_BTSC;
- } else if (V4L2_STD_NTSC_M_JP & norm->id) {
+ } else if (V4L2_STD_NTSC_M_JP & norm) {
core->tvaudio = WW_EIAJ;
} else {
printk("%s/0: tvaudio support needs work for this tv norm [%s], sorry\n",
- core->name, norm->name);
+ core->name, v4l2_norm_to_name(core->tvnorm));
core->tvaudio = 0;
return 0;
}
cx88_set_tvaudio(core);
/* cx88_set_stereo(dev,V4L2_TUNER_MODE_STEREO); */
+/*
+ This should be needed only on cx88-alsa. It seems that some cx88 chips have
+ bugs and does require DMA enabled for it to work.
+ */
+ cx88_start_audio_dma(core);
return 0;
}
-int cx88_set_tvnorm(struct cx88_core *core, struct cx88_tvnorm *norm)
+
+
+int cx88_set_tvnorm(struct cx88_core *core, v4l2_std_id norm)
{
u32 fsc8;
u32 adc_clock;
u32 step_db,step_dr;
u64 tmp64;
u32 bdelay,agcdelay,htotal;
+ u32 cxiformat, cxoformat;
core->tvnorm = norm;
fsc8 = norm_fsc8(norm);
step_db = fsc8;
step_dr = fsc8;
- if (norm->id & V4L2_STD_SECAM) {
+ if (norm & V4L2_STD_NTSC_M_JP) {
+ cxiformat = VideoFormatNTSCJapan;
+ cxoformat = 0x181f0008;
+ } else if (norm & V4L2_STD_NTSC_443) {
+ cxiformat = VideoFormatNTSC443;
+ cxoformat = 0x181f0008;
+ } else if (norm & V4L2_STD_PAL_M) {
+ cxiformat = VideoFormatPALM;
+ cxoformat = 0x1c1f0008;
+ } else if (norm & V4L2_STD_PAL_N) {
+ cxiformat = VideoFormatPALN;
+ cxoformat = 0x1c1f0008;
+ } else if (norm & V4L2_STD_PAL_Nc) {
+ cxiformat = VideoFormatPALNC;
+ cxoformat = 0x1c1f0008;
+ } else if (norm & V4L2_STD_PAL_60) {
+ cxiformat = VideoFormatPAL60;
+ cxoformat = 0x181f0008;
+ } else if (norm & V4L2_STD_NTSC) {
+ cxiformat = VideoFormatNTSC;
+ cxoformat = 0x181f0008;
+ } else if (norm & V4L2_STD_SECAM) {
step_db = 4250000 * 8;
step_dr = 4406250 * 8;
+
+ cxiformat = VideoFormatSECAM;
+ cxoformat = 0x181f0008;
+ } else { /* PAL */
+ cxiformat = VideoFormatPAL;
+ cxoformat = 0x181f0008;
}
dprintk(1,"set_tvnorm: \"%s\" fsc8=%d adc=%d vdec=%d db/dr=%d/%d\n",
- norm->name, fsc8, adc_clock, vdec_clock, step_db, step_dr);
+ v4l2_norm_to_name(core->tvnorm), fsc8, adc_clock, vdec_clock,
+ step_db, step_dr);
set_pll(core,2,vdec_clock);
dprintk(1,"set_tvnorm: MO_INPUT_FORMAT 0x%08x [old=0x%08x]\n",
- norm->cxiformat, cx_read(MO_INPUT_FORMAT) & 0x0f);
- cx_andor(MO_INPUT_FORMAT, 0xf, norm->cxiformat);
+ cxiformat, cx_read(MO_INPUT_FORMAT) & 0x0f);
+ /* Chroma AGC must be disabled if SECAM is used, we enable it
+ by default on PAL and NTSC */
+ cx_andor(MO_INPUT_FORMAT, 0x40f,
+ norm & V4L2_STD_SECAM ? cxiformat : cxiformat | 0x400);
// FIXME: as-is from DScaler
dprintk(1,"set_tvnorm: MO_OUTPUT_FORMAT 0x%08x [old=0x%08x]\n",
- norm->cxoformat, cx_read(MO_OUTPUT_FORMAT));
- cx_write(MO_OUTPUT_FORMAT, norm->cxoformat);
+ cxoformat, cx_read(MO_OUTPUT_FORMAT));
+ cx_write(MO_OUTPUT_FORMAT, cxoformat);
// MO_SCONV_REG = adc clock / video dec clock * 2^17
tmp64 = adc_clock * (u64)(1 << 17);
// htotal
tmp64 = norm_htotal(norm) * (u64)vdec_clock;
do_div(tmp64, fsc8);
- htotal = (u32)tmp64 | (norm_notchfilter(norm) << 11);
+ htotal = (u32)tmp64 | (HLNotchFilter4xFsc << 11);
dprintk(1,"set_tvnorm: MO_HTOTAL 0x%08x [old=0x%08x,htotal=%d]\n",
htotal, cx_read(MO_HTOTAL), (u32)tmp64);
cx_write(MO_HTOTAL, htotal);
- // vbi stuff
- cx_write(MO_VBI_PACKET, ((1 << 11) | /* (norm_vdelay(norm) << 11) | */
- norm_vbipack(norm)));
+ // vbi stuff, set vbi offset to 10 (for 20 Clk*2 pixels), this makes
+ // the effective vbi offset ~244 samples, the same as the Bt8x8
+ cx_write(MO_VBI_PACKET, (10<<11) | norm_vbipack(norm));
// this is needed as well to set all tvnorm parameter
cx88_set_scale(core, 320, 240, V4L2_FIELD_INTERLACED);
set_tvaudio(core);
// tell i2c chips
- cx88_call_i2c_clients(core,VIDIOC_S_STD,&norm->id);
+ call_all(core, core, s_std, norm);
// done
return 0;
/* ------------------------------------------------------------------ */
-static int cx88_pci_quirks(char *name, struct pci_dev *pci)
-{
- unsigned int lat = UNSET;
- u8 ctrl = 0;
- u8 value;
-
- /* check pci quirks */
- if (pci_pci_problems & PCIPCI_TRITON) {
- printk(KERN_INFO "%s: quirk: PCIPCI_TRITON -- set TBFX\n",
- name);
- ctrl |= CX88X_EN_TBFX;
- }
- if (pci_pci_problems & PCIPCI_NATOMA) {
- printk(KERN_INFO "%s: quirk: PCIPCI_NATOMA -- set TBFX\n",
- name);
- ctrl |= CX88X_EN_TBFX;
- }
- if (pci_pci_problems & PCIPCI_VIAETBF) {
- printk(KERN_INFO "%s: quirk: PCIPCI_VIAETBF -- set TBFX\n",
- name);
- ctrl |= CX88X_EN_TBFX;
- }
- if (pci_pci_problems & PCIPCI_VSFX) {
- printk(KERN_INFO "%s: quirk: PCIPCI_VSFX -- set VSFX\n",
- name);
- ctrl |= CX88X_EN_VSFX;
- }
-#ifdef PCIPCI_ALIMAGIK
- if (pci_pci_problems & PCIPCI_ALIMAGIK) {
- printk(KERN_INFO "%s: quirk: PCIPCI_ALIMAGIK -- latency fixup\n",
- name);
- lat = 0x0A;
- }
-#endif
-
- /* check insmod options */
- if (UNSET != latency)
- lat = latency;
-
- /* apply stuff */
- if (ctrl) {
- pci_read_config_byte(pci, CX88X_DEVCTRL, &value);
- value |= ctrl;
- pci_write_config_byte(pci, CX88X_DEVCTRL, value);
- }
- if (UNSET != lat) {
- printk(KERN_INFO "%s: setting pci latency timer to %d\n",
- name, latency);
- pci_write_config_byte(pci, PCI_LATENCY_TIMER, latency);
- }
- return 0;
-}
-
-/* ------------------------------------------------------------------ */
-
struct video_device *cx88_vdev_init(struct cx88_core *core,
struct pci_dev *pci,
struct video_device *template,
if (NULL == vfd)
return NULL;
*vfd = *template;
- vfd->minor = -1;
- vfd->dev = &pci->dev;
+ vfd->v4l2_dev = &core->v4l2_dev;
+ vfd->parent = &pci->dev;
vfd->release = video_device_release;
snprintf(vfd->name, sizeof(vfd->name), "%s %s (%s)",
- core->name, type, cx88_boards[core->board].name);
+ core->name, type, core->board.name);
return vfd;
}
-static int get_ressources(struct cx88_core *core, struct pci_dev *pci)
-{
- if (request_mem_region(pci_resource_start(pci,0),
- pci_resource_len(pci,0),
- core->name))
- return 0;
- printk(KERN_ERR "%s: can't get MMIO memory @ 0x%lx\n",
- core->name,pci_resource_start(pci,0));
- return -EBUSY;
-}
-
struct cx88_core* cx88_core_get(struct pci_dev *pci)
{
struct cx88_core *core;
- struct list_head *item;
- int i;
- down(&devlist);
- list_for_each(item,&cx88_devlist) {
- core = list_entry(item, struct cx88_core, devlist);
+ mutex_lock(&devlist);
+ list_for_each_entry(core, &cx88_devlist, devlist) {
if (pci->bus->number != core->pci_bus)
continue;
if (PCI_SLOT(pci->devfn) != core->pci_slot)
continue;
- if (0 != get_ressources(core,pci))
- goto fail_unlock;
+ if (0 != cx88_get_resources(core, pci)) {
+ mutex_unlock(&devlist);
+ return NULL;
+ }
atomic_inc(&core->refcount);
- up(&devlist);
+ mutex_unlock(&devlist);
return core;
}
- core = kmalloc(sizeof(*core),GFP_KERNEL);
- if (NULL == core)
- goto fail_unlock;
-
- memset(core,0,sizeof(*core));
- atomic_inc(&core->refcount);
- core->pci_bus = pci->bus->number;
- core->pci_slot = PCI_SLOT(pci->devfn);
- core->pci_irqmask = 0x00fc00;
- init_MUTEX(&core->lock);
-
- core->nr = cx88_devcount++;
- sprintf(core->name,"cx88[%d]",core->nr);
- if (0 != get_ressources(core,pci)) {
- printk(KERN_ERR "CORE %s No more PCI ressources for "
- "subsystem: %04x:%04x, board: %s\n",
- core->name,pci->subsystem_vendor,
- pci->subsystem_device,
- cx88_boards[core->board].name);
-
- cx88_devcount--;
- goto fail_free;
- }
- list_add_tail(&core->devlist,&cx88_devlist);
-
- /* PCI stuff */
- cx88_pci_quirks(core->name, pci);
- core->lmmio = ioremap(pci_resource_start(pci,0),
- pci_resource_len(pci,0));
- core->bmmio = (u8 __iomem *)core->lmmio;
-
- /* board config */
- core->board = UNSET;
- if (card[core->nr] < cx88_bcount)
- core->board = card[core->nr];
- for (i = 0; UNSET == core->board && i < cx88_idcount; i++)
- if (pci->subsystem_vendor == cx88_subids[i].subvendor &&
- pci->subsystem_device == cx88_subids[i].subdevice)
- core->board = cx88_subids[i].card;
- if (UNSET == core->board) {
- core->board = CX88_BOARD_UNKNOWN;
- cx88_card_list(core,pci);
+
+ core = cx88_core_create(pci, cx88_devcount);
+ if (NULL != core) {
+ cx88_devcount++;
+ list_add_tail(&core->devlist, &cx88_devlist);
}
- printk(KERN_INFO "CORE %s: subsystem: %04x:%04x, board: %s [card=%d,%s]\n",
- core->name,pci->subsystem_vendor,
- pci->subsystem_device,cx88_boards[core->board].name,
- core->board, card[core->nr] == core->board ?
- "insmod option" : "autodetected");
-
- core->tuner_type = tuner[core->nr];
- core->radio_type = radio[core->nr];
- if (UNSET == core->tuner_type)
- core->tuner_type = cx88_boards[core->board].tuner_type;
- if (UNSET == core->radio_type)
- core->radio_type = cx88_boards[core->board].radio_type;
- if (!core->tuner_addr)
- core->tuner_addr = cx88_boards[core->board].tuner_addr;
- if (!core->radio_addr)
- core->radio_addr = cx88_boards[core->board].radio_addr;
-
- printk(KERN_INFO "TV tuner %d at 0x%02x, Radio tuner %d at 0x%02x\n",
- core->tuner_type, core->tuner_addr<<1,
- core->radio_type, core->radio_addr<<1);
-
- core->tda9887_conf = cx88_boards[core->board].tda9887_conf;
-
- /* init hardware */
- cx88_reset(core);
- cx88_i2c_init(core,pci);
- cx88_call_i2c_clients (core, TUNER_SET_STANDBY, NULL);
- cx88_card_setup(core);
- cx88_ir_init(core,pci);
-
- up(&devlist);
- return core;
-fail_free:
- kfree(core);
-fail_unlock:
- up(&devlist);
- return NULL;
+ mutex_unlock(&devlist);
+ return core;
}
void cx88_core_put(struct cx88_core *core, struct pci_dev *pci)
if (!atomic_dec_and_test(&core->refcount))
return;
- down(&devlist);
+ mutex_lock(&devlist);
cx88_ir_fini(core);
- if (0 == core->i2c_rc)
- i2c_bit_del_bus(&core->i2c_adap);
+ if (0 == core->i2c_rc) {
+ if (core->i2c_rtc)
+ i2c_unregister_device(core->i2c_rtc);
+ i2c_del_adapter(&core->i2c_adap);
+ }
list_del(&core->devlist);
iounmap(core->lmmio);
cx88_devcount--;
- up(&devlist);
+ mutex_unlock(&devlist);
+ v4l2_device_unregister(&core->v4l2_dev);
kfree(core);
}
/* ------------------------------------------------------------------ */
-EXPORT_SYMBOL(cx88_print_ioctl);
EXPORT_SYMBOL(cx88_print_irqbits);
EXPORT_SYMBOL(cx88_core_irq);
EXPORT_SYMBOL(cx88_core_get);
EXPORT_SYMBOL(cx88_core_put);
+EXPORT_SYMBOL(cx88_ir_start);
+EXPORT_SYMBOL(cx88_ir_stop);
+
/*
* Local variables:
* c-basic-offset: 8
git://ftp.safe.ca / safe / jmp / linux-2.6 / blobdiff