/*
+ *
* device driver for philips saa7134 based TV cards
* tv audio decoder (fm stereo, nicam, ...)
*
#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/delay.h>
/* ------------------------------------------------------------------ */
static unsigned int audio_debug = 0;
-MODULE_PARM(audio_debug,"i");
+module_param(audio_debug, int, 0644);
MODULE_PARM_DESC(audio_debug,"enable debug messages [tv audio]");
-static unsigned int audio_carrier = 0;
-MODULE_PARM(audio_carrier,"i");
-MODULE_PARM_DESC(audio_carrier,"audio carrier location");
-
static unsigned int audio_ddep = 0;
-MODULE_PARM(audio_ddep,"i");
+module_param(audio_ddep, int, 0644);
MODULE_PARM_DESC(audio_ddep,"audio ddep overwrite");
static int audio_clock_override = UNSET;
-MODULE_PARM(audio_clock_override, "i");
+module_param(audio_clock_override, int, 0644);
static int audio_clock_tweak = 0;
-MODULE_PARM(audio_clock_tweak, "i");
+module_param(audio_clock_tweak, int, 0644);
MODULE_PARM_DESC(audio_clock_tweak, "Audio clock tick fine tuning for cards with audio crystal that's slightly off (range [-1024 .. 1024])");
#define dprintk(fmt, arg...) if (audio_debug) \
#define print_regb(reg) printk("%s: reg 0x%03x [%-16s]: 0x%02x\n", \
dev->name,(SAA7134_##reg),(#reg),saa_readb((SAA7134_##reg)))
-#define SCAN_INITIAL_DELAY (HZ)
-#define SCAN_SAMPLE_DELAY (HZ/5)
-#define SCAN_SUBCARRIER_DELAY (HZ*2)
+/* msecs */
+#define SCAN_INITIAL_DELAY 1000
+#define SCAN_SAMPLE_DELAY 200
+#define SCAN_SUBCARRIER_DELAY 2000
/* ------------------------------------------------------------------ */
/* saa7134 code */
+static struct mainscan {
+ char *name;
+ v4l2_std_id std;
+ int carr;
+} mainscan[] = {
+ {
+ .name = "MN",
+ .std = V4L2_STD_MN,
+ .carr = 4500,
+ },{
+ .name = "BGH",
+ .std = V4L2_STD_B | V4L2_STD_GH,
+ .carr = 5500,
+ },{
+ .name = "I",
+ .std = V4L2_STD_PAL_I,
+ .carr = 6000,
+ },{
+ .name = "DKL",
+ .std = V4L2_STD_DK | V4L2_STD_SECAM_L | V4L2_STD_SECAM_LC,
+ .carr = 6500,
+ }
+};
+
static struct saa7134_tvaudio tvaudio[] = {
{
.name = "PAL-B/G FM-stereo",
- .std = V4L2_STD_PAL,
+ .std = V4L2_STD_PAL_BG,
.mode = TVAUDIO_FM_BG_STEREO,
.carr1 = 5500,
.carr2 = 5742,
},{
.name = "PAL-D/K1 FM-stereo",
- .std = V4L2_STD_PAL,
+ .std = V4L2_STD_PAL_DK,
.carr1 = 6500,
.carr2 = 6258,
.mode = TVAUDIO_FM_BG_STEREO,
},{
.name = "PAL-D/K2 FM-stereo",
- .std = V4L2_STD_PAL,
+ .std = V4L2_STD_PAL_DK,
.carr1 = 6500,
.carr2 = 6742,
.mode = TVAUDIO_FM_BG_STEREO,
},{
.name = "PAL-D/K3 FM-stereo",
- .std = V4L2_STD_PAL,
+ .std = V4L2_STD_PAL_DK,
.carr1 = 6500,
.carr2 = 5742,
.mode = TVAUDIO_FM_BG_STEREO,
},{
.name = "PAL-B/G NICAM",
- .std = V4L2_STD_PAL,
+ .std = V4L2_STD_PAL_BG,
.carr1 = 5500,
.carr2 = 5850,
.mode = TVAUDIO_NICAM_FM,
},{
.name = "PAL-I NICAM",
- .std = V4L2_STD_PAL,
+ .std = V4L2_STD_PAL_I,
.carr1 = 6000,
.carr2 = 6552,
.mode = TVAUDIO_NICAM_FM,
},{
.name = "PAL-D/K NICAM",
- .std = V4L2_STD_PAL,
+ .std = V4L2_STD_PAL_DK,
.carr1 = 6500,
.carr2 = 5850,
.mode = TVAUDIO_NICAM_FM,
},{
.name = "SECAM-L NICAM",
- .std = V4L2_STD_SECAM,
+ .std = V4L2_STD_SECAM_L,
.carr1 = 6500,
.carr2 = 5850,
.mode = TVAUDIO_NICAM_AM,
},{
- .name = "SECAM-D/K",
- .std = V4L2_STD_SECAM,
+ .name = "SECAM-D/K NICAM",
+ .std = V4L2_STD_SECAM_DK,
.carr1 = 6500,
- .carr2 = -1,
- .mode = TVAUDIO_FM_MONO,
- },{
- .name = "NTSC-M",
- .std = V4L2_STD_NTSC,
- .carr1 = 4500,
- .carr2 = -1,
- .mode = TVAUDIO_FM_MONO,
+ .carr2 = 5850,
+ .mode = TVAUDIO_NICAM_FM,
},{
.name = "NTSC-A2 FM-stereo",
.std = V4L2_STD_NTSC,
.carr1 = 4500,
.carr2 = 4724,
.mode = TVAUDIO_FM_K_STEREO,
+ },{
+ .name = "NTSC-M",
+ .std = V4L2_STD_NTSC,
+ .carr1 = 4500,
+ .carr2 = -1,
+ .mode = TVAUDIO_FM_MONO,
}
};
#define TVAUDIO (sizeof(tvaudio)/sizeof(struct saa7134_tvaudio))
int clock = saa7134_boards[dev->board].audio_clock;
if (UNSET != audio_clock_override)
- clock = audio_clock_override;
+ clock = audio_clock_override;
/* init all audio registers */
saa_writeb(SAA7134_AUDIO_PLL_CTRL, 0x00);
saa_writeb(SAA7134_AUDIO_CLOCK0, clock & 0xff);
saa_writeb(SAA7134_AUDIO_CLOCK1, (clock >> 8) & 0xff);
saa_writeb(SAA7134_AUDIO_CLOCK2, (clock >> 16) & 0xff);
+ /* frame locked audio is mandatory for NICAM */
saa_writeb(SAA7134_AUDIO_PLL_CTRL, 0x01);
saa_writeb(SAA7134_NICAM_ERROR_LOW, 0x14);
saa_writel(SAA7134_CARRIER2_FREQ0 >> 2, tvaudio_carr2reg(secondary));
}
+#define SAA7134_MUTE_MASK 0xbb
+#define SAA7134_MUTE_ANALOG 0x04
+#define SAA7134_MUTE_I2S 0x40
+
static void mute_input_7134(struct saa7134_dev *dev)
{
unsigned int mute;
in = dev->input;
mute = (dev->ctl_mute ||
(dev->automute && (&card(dev).radio) != in));
- if (PCI_DEVICE_ID_PHILIPS_SAA7130 == dev->pci->device &&
- card(dev).mute.name) {
- /* 7130 - we'll mute using some unconnected audio input */
+ if (card(dev).mute.name) {
+ /*
+ * 7130 - we'll mute using some unconnected audio input
+ * 7134 - we'll probably should switch external mux with gpio
+ */
if (mute)
in = &card(dev).mute;
}
+
if (dev->hw_mute == mute &&
- dev->hw_input == in) {
+ dev->hw_input == in) {
dprintk("mute/input: nothing to do [mute=%d,input=%s]\n",
mute,in->name);
return;
if (PCI_DEVICE_ID_PHILIPS_SAA7134 == dev->pci->device)
/* 7134 mute */
- saa_writeb(SAA7134_AUDIO_MUTE_CTRL, mute ? 0xff : 0xbb);
+ saa_writeb(SAA7134_AUDIO_MUTE_CTRL, mute ?
+ SAA7134_MUTE_MASK |
+ SAA7134_MUTE_ANALOG |
+ SAA7134_MUTE_I2S :
+ SAA7134_MUTE_MASK);
/* switch internal audio mux */
switch (in->amux) {
- case TV: ausel=0xc0; ics=0x00; ocs=0x02; break;
- case LINE1: ausel=0x80; ics=0x00; ocs=0x00; break;
- case LINE2: ausel=0x80; ics=0x08; ocs=0x01; break;
+ case TV: ausel=0xc0; ics=0x00; ocs=0x02; break;
+ case LINE1: ausel=0x80; ics=0x00; ocs=0x00; break;
+ case LINE2: ausel=0x80; ics=0x08; ocs=0x01; break;
+ case LINE2_LEFT: ausel=0x80; ics=0x08; ocs=0x05; break;
}
saa_andorb(SAA7134_AUDIO_FORMAT_CTRL, 0xc0, ausel);
saa_andorb(SAA7134_ANALOG_IO_SELECT, 0x08, ics);
saa_andorb(SAA7134_ANALOG_IO_SELECT, 0x07, ocs);
+ // for oss, we need to change the clock configuration
+ if (in->amux == TV)
+ saa_andorb(SAA7134_SIF_SAMPLE_FREQ, 0x03, 0x00);
+ else
+ saa_andorb(SAA7134_SIF_SAMPLE_FREQ, 0x03, 0x01);
/* switch gpio-connected external audio mux */
if (0 == card(dev).gpiomask)
return;
+
mask = card(dev).gpiomask;
saa_andorl(SAA7134_GPIO_GPMODE0 >> 2, mask, mask);
saa_andorl(SAA7134_GPIO_GPSTATUS0 >> 2, mask, in->gpio);
saa_writeb(SAA7134_AUDIO_CLOCKS_PER_FIELD1, (acpf & 0x00ff00) >> 8);
saa_writeb(SAA7134_AUDIO_CLOCKS_PER_FIELD2, (acpf & 0x030000) >> 16);
tvaudio_setcarrier(dev,audio->carr1,audio->carr2);
-
+
switch (audio->mode) {
case TVAUDIO_FM_MONO:
case TVAUDIO_FM_BG_STEREO:
static int tvaudio_sleep(struct saa7134_dev *dev, int timeout)
{
DECLARE_WAITQUEUE(wait, current);
-
+
add_wait_queue(&dev->thread.wq, &wait);
if (dev->thread.scan1 == dev->thread.scan2 && !dev->thread.shutdown) {
- set_current_state(TASK_INTERRUPTIBLE);
- if (timeout < 0)
+ if (timeout < 0) {
+ set_current_state(TASK_INTERRUPTIBLE);
schedule();
- else
- schedule_timeout(timeout);
+ } else {
+ schedule_timeout_interruptible
+ (msecs_to_jiffies(timeout));
+ }
}
remove_wait_queue(&dev->thread.wq, &wait);
return dev->thread.scan1 != dev->thread.scan2;
}
-static int tvaudio_checkcarrier(struct saa7134_dev *dev, int carrier)
+static int tvaudio_checkcarrier(struct saa7134_dev *dev, struct mainscan *scan)
{
__s32 left,right,value;
if (audio_debug > 1) {
int i;
- dprintk("debug %d:",carrier);
+ dprintk("debug %d:",scan->carr);
for (i = -150; i <= 150; i += 30) {
- tvaudio_setcarrier(dev,carrier+i,carrier+i);
+ tvaudio_setcarrier(dev,scan->carr+i,scan->carr+i);
saa_readl(SAA7134_LEVEL_READOUT1 >> 2);
if (tvaudio_sleep(dev,SCAN_SAMPLE_DELAY))
return -1;
}
printk("\n");
}
-
- tvaudio_setcarrier(dev,carrier-90,carrier-90);
- saa_readl(SAA7134_LEVEL_READOUT1 >> 2);
- if (tvaudio_sleep(dev,SCAN_SAMPLE_DELAY))
- return -1;
- left = saa_readl(SAA7134_LEVEL_READOUT1 >> 2);
-
- tvaudio_setcarrier(dev,carrier+90,carrier+90);
- saa_readl(SAA7134_LEVEL_READOUT1 >> 2);
- if (tvaudio_sleep(dev,SCAN_SAMPLE_DELAY))
- return -1;
- right = saa_readl(SAA7134_LEVEL_READOUT1 >> 2);
-
- left >>= 16;
- right >>= 16;
- value = left > right ? left - right : right - left;
- dprintk("scanning %d.%03d MHz => dc is %5d [%d/%d]\n",
- carrier/1000,carrier%1000,value,left,right);
+ if (dev->tvnorm->id & scan->std) {
+ tvaudio_setcarrier(dev,scan->carr-90,scan->carr-90);
+ saa_readl(SAA7134_LEVEL_READOUT1 >> 2);
+ if (tvaudio_sleep(dev,SCAN_SAMPLE_DELAY))
+ return -1;
+ left = saa_readl(SAA7134_LEVEL_READOUT1 >> 2);
+
+ tvaudio_setcarrier(dev,scan->carr+90,scan->carr+90);
+ saa_readl(SAA7134_LEVEL_READOUT1 >> 2);
+ if (tvaudio_sleep(dev,SCAN_SAMPLE_DELAY))
+ return -1;
+ right = saa_readl(SAA7134_LEVEL_READOUT1 >> 2);
+
+ left >>= 16;
+ right >>= 16;
+ value = left > right ? left - right : right - left;
+ dprintk("scanning %d.%03d MHz [%4s] => dc is %5d [%d/%d]\n",
+ scan->carr / 1000, scan->carr % 1000,
+ scan->name, value, left, right);
+ } else {
+ value = 0;
+ dprintk("skipping %d.%03d MHz [%4s]\n",
+ scan->carr / 1000, scan->carr % 1000, scan->name);
+ }
return value;
}
-#if 0
-static void sifdebug_dump_regs(struct saa7134_dev *dev)
-{
- print_regb(AUDIO_STATUS);
- print_regb(IDENT_SIF);
- print_regb(LEVEL_READOUT1);
- print_regb(LEVEL_READOUT2);
- print_regb(DCXO_IDENT_CTRL);
- print_regb(DEMODULATOR);
- print_regb(AGC_GAIN_SELECT);
- print_regb(MONITOR_SELECT);
- print_regb(FM_DEEMPHASIS);
- print_regb(FM_DEMATRIX);
- print_regb(SIF_SAMPLE_FREQ);
- print_regb(ANALOG_IO_SELECT);
-}
-#endif
static int tvaudio_getstereo(struct saa7134_dev *dev, struct saa7134_tvaudio *audio)
{
- __u32 idp,nicam;
+ __u32 idp, nicam, nicam_status;
int retval = -1;
-
+
switch (audio->mode) {
case TVAUDIO_FM_MONO:
return V4L2_TUNER_SUB_MONO;
case TVAUDIO_FM_K_STEREO:
case TVAUDIO_FM_BG_STEREO:
idp = (saa_readb(SAA7134_IDENT_SIF) & 0xe0) >> 5;
+ dprintk("getstereo: fm/stereo: idp=0x%x\n",idp);
if (0x03 == (idp & 0x03))
retval = V4L2_TUNER_SUB_LANG1 | V4L2_TUNER_SUB_LANG2;
else if (0x05 == (idp & 0x05))
break;
case TVAUDIO_NICAM_FM:
case TVAUDIO_NICAM_AM:
- nicam = saa_readb(SAA7134_NICAM_STATUS);
- switch (nicam & 0x0b) {
- case 0x08:
- retval = V4L2_TUNER_SUB_MONO;
- break;
- case 0x09:
- retval = V4L2_TUNER_SUB_LANG1 | V4L2_TUNER_SUB_LANG2;
- break;
- case 0x0a:
- retval = V4L2_TUNER_SUB_MONO | V4L2_TUNER_SUB_STEREO;
- break;
+ nicam = saa_readb(SAA7134_AUDIO_STATUS);
+ dprintk("getstereo: nicam=0x%x\n",nicam);
+ if (nicam & 0x1) {
+ nicam_status = saa_readb(SAA7134_NICAM_STATUS);
+ dprintk("getstereo: nicam_status=0x%x\n", nicam_status);
+
+ switch (nicam_status & 0x03) {
+ case 0x01:
+ retval = V4L2_TUNER_SUB_LANG1 | V4L2_TUNER_SUB_LANG2;
+ break;
+ case 0x02:
+ retval = V4L2_TUNER_SUB_MONO | V4L2_TUNER_SUB_STEREO;
+ break;
+ default:
+ retval = V4L2_TUNER_SUB_MONO;
+ }
+ } else {
+ /* No nicam detected */
}
break;
}
[ V4L2_TUNER_MODE_STEREO ] = "stereo",
[ V4L2_TUNER_MODE_LANG1 ] = "lang1",
[ V4L2_TUNER_MODE_LANG2 ] = "lang2",
+ [ V4L2_TUNER_MODE_LANG1_LANG2 ] = "lang1+lang2",
};
static u32 fm[] = {
[ V4L2_TUNER_MODE_MONO ] = 0x00, /* ch1 */
[ V4L2_TUNER_MODE_STEREO ] = 0x80, /* auto */
[ V4L2_TUNER_MODE_LANG1 ] = 0x00, /* ch1 */
[ V4L2_TUNER_MODE_LANG2 ] = 0x01, /* ch2 */
+ [ V4L2_TUNER_MODE_LANG1_LANG2 ] = 0x80, /* auto */
};
u32 reg;
break;
case TVAUDIO_FM_K_STEREO:
case TVAUDIO_FM_BG_STEREO:
+ case TVAUDIO_NICAM_AM:
+ case TVAUDIO_NICAM_FM:
dprintk("setstereo [fm] => %s\n",
name[ mode % ARRAY_SIZE(name) ]);
reg = fm[ mode % ARRAY_SIZE(fm) ];
saa_writeb(SAA7134_FM_DEMATRIX, reg);
break;
case TVAUDIO_FM_SAT_STEREO:
- case TVAUDIO_NICAM_AM:
- case TVAUDIO_NICAM_FM:
- /* FIXME */
+ /* Not implemented */
break;
}
return 0;
static int tvaudio_thread(void *data)
{
-#define MAX_SCAN 4
- static const int carr_pal[MAX_SCAN] = { 5500, 6000, 6500 };
- static const int carr_ntsc[MAX_SCAN] = { 4500 };
- static const int carr_secam[MAX_SCAN] = { 6500 };
- static const int carr_default[MAX_SCAN] = { 4500, 5500, 6000, 6500 };
struct saa7134_dev *dev = data;
- const int *carr_scan;
- int carr_vals[4];
- unsigned int i, audio;
- int max1,max2,carrier,rx,mode,lastmode;
+ int carr_vals[ARRAY_SIZE(mainscan)];
+ unsigned int i, audio, nscan;
+ int max1,max2,carrier,rx,mode,lastmode,default_carrier;
daemonize("%s", dev->name);
allow_signal(SIGTERM);
dprintk("tvaudio thread scan start [%d]\n",dev->thread.scan1);
dev->tvaudio = NULL;
tvaudio_init(dev);
- dev->automute = 1;
+ if (dev->ctl_automute)
+ dev->automute = 1;
mute_input_7134(dev);
/* give the tuner some time */
if (tvaudio_sleep(dev,SCAN_INITIAL_DELAY))
goto restart;
- /* find the main carrier */
- carr_scan = carr_default;
- if (dev->tvnorm->id & V4L2_STD_PAL)
- carr_scan = carr_pal;
- if (dev->tvnorm->id & V4L2_STD_NTSC)
- carr_scan = carr_ntsc;
- if (dev->tvnorm->id & V4L2_STD_SECAM)
- carr_scan = carr_secam;
- saa_writeb(SAA7134_MONITOR_SELECT,0x00);
- tvaudio_setmode(dev,&tvaudio[0],NULL);
- for (i = 0; i < MAX_SCAN; i++) {
- if (!carr_scan[i])
+ max1 = 0;
+ max2 = 0;
+ nscan = 0;
+ carrier = 0;
+ default_carrier = 0;
+ for (i = 0; i < ARRAY_SIZE(mainscan); i++) {
+ if (!(dev->tvnorm->id & mainscan[i].std))
continue;
- carr_vals[i] = tvaudio_checkcarrier(dev,carr_scan[i]);
- if (dev->thread.scan1 != dev->thread.scan2)
- goto restart;
+ if (!default_carrier)
+ default_carrier = mainscan[i].carr;
+ nscan++;
}
- for (carrier = 0, max1 = 0, max2 = 0, i = 0; i < MAX_SCAN; i++) {
- if (!carr_scan[i])
- continue;
- if (max1 < carr_vals[i]) {
- max2 = max1;
- max1 = carr_vals[i];
- carrier = carr_scan[i];
- } else if (max2 < carr_vals[i]) {
- max2 = carr_vals[i];
+
+ if (1 == nscan) {
+ /* only one candidate -- skip scan ;) */
+ dprintk("only one main carrier candidate - skipping scan\n");
+ max1 = 12345;
+ carrier = default_carrier;
+ } else {
+ /* scan for the main carrier */
+ saa_writeb(SAA7134_MONITOR_SELECT,0x00);
+ tvaudio_setmode(dev,&tvaudio[0],NULL);
+ for (i = 0; i < ARRAY_SIZE(mainscan); i++) {
+ carr_vals[i] = tvaudio_checkcarrier(dev, mainscan+i);
+ if (dev->thread.scan1 != dev->thread.scan2)
+ goto restart;
+ }
+ for (max1 = 0, max2 = 0, i = 0; i < ARRAY_SIZE(mainscan); i++) {
+ if (max1 < carr_vals[i]) {
+ max2 = max1;
+ max1 = carr_vals[i];
+ carrier = mainscan[i].carr;
+ } else if (max2 < carr_vals[i]) {
+ max2 = carr_vals[i];
+ }
}
}
dev->tvnorm->name, carrier/1000, carrier%1000,
max1, max2);
dev->last_carrier = carrier;
- } else if (0 != audio_carrier) {
- /* no carrier -- try insmod option as fallback */
- carrier = audio_carrier;
- printk(KERN_WARNING "%s/audio: audio carrier scan failed, "
- "using %d.%03d MHz [insmod option]\n",
- dev->name, carrier/1000, carrier%1000);
+
} else if (0 != dev->last_carrier) {
/* no carrier -- try last detected one as fallback */
carrier = dev->last_carrier;
- printk(KERN_WARNING "%s/audio: audio carrier scan failed, "
+ dprintk(KERN_WARNING "%s/audio: audio carrier scan failed, "
"using %d.%03d MHz [last detected]\n",
dev->name, carrier/1000, carrier%1000);
+
} else {
- /* no carrier + no fallback -- try first in list */
- carrier = carr_scan[0];
- printk(KERN_WARNING "%s/audio: audio carrier scan failed, "
+ /* no carrier + no fallback -- use default */
+ carrier = default_carrier;
+ dprintk(KERN_WARNING "%s/audio: audio carrier scan failed, "
"using %d.%03d MHz [default]\n",
dev->name, carrier/1000, carrier%1000);
}
dev->automute = 0;
saa_andorb(SAA7134_STEREO_DAC_OUTPUT_SELECT, 0x30, 0x00);
saa7134_tvaudio_setmute(dev);
-
/* find the exact tv audio norm */
for (audio = UNSET, i = 0; i < TVAUDIO; i++) {
if (dev->tvnorm->id != UNSET &&
- dev->tvnorm->id != tvaudio[i].std)
+ !(dev->tvnorm->id & tvaudio[i].std))
continue;
if (tvaudio[i].carr1 != carrier)
continue;
-
+ /* Note: at least the primary carrier is right here */
if (UNSET == audio)
audio = i;
tvaudio_setmode(dev,&tvaudio[i],"trying");
if (UNSET == audio)
continue;
tvaudio_setmode(dev,&tvaudio[audio],"using");
+
tvaudio_setstereo(dev,&tvaudio[audio],V4L2_TUNER_MODE_MONO);
dev->tvaudio = &tvaudio[audio];
lastmode = 42;
for (;;) {
- if (tvaudio_sleep(dev,5*HZ))
+ if (tvaudio_sleep(dev,5000))
goto restart;
if (dev->thread.shutdown || signal_pending(current))
break;
[0x09] = "D/K NICAM",
[0x0a] = "L NICAM",
[0x0b] = "I NICAM",
-
+
[0x0c] = "M Korea",
[0x0d] = "M BTSC ",
[0x0e] = "M EIAJ",
return 0;
}
-#if 0
-static int saa_dsp_readl(struct saa7134_dev *dev, int reg, u32 *value)
-{
- int err;
-
- d2printk("dsp read reg 0x%x\n", reg<<2);
- saa_readl(reg);
- err = saa_dsp_wait_bit(dev,SAA7135_DSP_RWSTATE_RDB);
- if (err < 0)
- return err;
- *value = saa_readl(reg);
- d2printk("dsp read => 0x%06x\n", *value & 0xffffff);
- err = saa_dsp_wait_bit(dev,SAA7135_DSP_RWSTATE_IDA);
- if (err < 0)
- return err;
- return 0;
-}
-#endif
int saa_dsp_writel(struct saa7134_dev *dev, int reg, u32 value)
{
static int mute_input_7133(struct saa7134_dev *dev)
{
u32 reg = 0;
-
+ u32 xbarin, xbarout;
+ int mask;
+ struct saa7134_input *in;
+
+ xbarin = 0x03;
switch (dev->input->amux) {
- case TV: reg = 0x02; break;
- case LINE1: reg = 0x00; break;
- case LINE2: reg = 0x01; break;
+ case TV:
+ reg = 0x02;
+ xbarin = 0;
+ break;
+ case LINE1:
+ reg = 0x00;
+ break;
+ case LINE2:
+ case LINE2_LEFT:
+ reg = 0x09;
+ break;
}
- if (dev->ctl_mute)
+ saa_dsp_writel(dev, 0x464 >> 2, xbarin);
+ if (dev->ctl_mute) {
reg = 0x07;
+ xbarout = 0xbbbbbb;
+ } else
+ xbarout = 0xbbbb10;
+ saa_dsp_writel(dev, 0x46c >> 2, xbarout);
+
saa_writel(0x594 >> 2, reg);
+
+
+ /* switch gpio-connected external audio mux */
+ if (0 != card(dev).gpiomask) {
+ mask = card(dev).gpiomask;
+
+ if (card(dev).mute.name && dev->ctl_mute)
+ in = &card(dev).mute;
+ else
+ in = dev->input;
+
+ saa_andorl(SAA7134_GPIO_GPMODE0 >> 2, mask, mask);
+ saa_andorl(SAA7134_GPIO_GPSTATUS0 >> 2, mask, in->gpio);
+ saa7134_track_gpio(dev,in->name);
+ }
+
return 0;
}
static int tvaudio_thread_ddep(void *data)
{
struct saa7134_dev *dev = data;
- u32 value, norms;
+ u32 value, norms, clock;
daemonize("%s", dev->name);
allow_signal(SIGTERM);
+ clock = saa7134_boards[dev->board].audio_clock;
+ if (UNSET != audio_clock_override)
+ clock = audio_clock_override;
+ saa_writel(0x598 >> 2, clock);
+
/* unmute */
saa_dsp_writel(dev, 0x474 >> 2, 0x00);
saa_dsp_writel(dev, 0x450 >> 2, 0x00);
/* insmod option override */
norms = (audio_ddep << 2) | 0x01;
dprintk("ddep override: %s\n",stdres[audio_ddep]);
- } else{
+ } else if (&card(dev).radio == dev->input) {
+ dprintk("FM Radio\n");
+ if (dev->tuner_type == TUNER_PHILIPS_TDA8290) {
+ norms = (0x11 << 2) | 0x01;
+ saa_dsp_writel(dev, 0x42c >> 2, 0x729555);
+ } else {
+ norms = (0x0f << 2) | 0x01;
+ }
+ } else {
/* (let chip) scan for sound carrier */
norms = 0;
- if (dev->tvnorm->id & V4L2_STD_PAL) {
- dprintk("PAL scan\n");
- norms |= 0x2c; /* B/G + D/K + I */
- }
- if (dev->tvnorm->id & V4L2_STD_NTSC) {
- dprintk("NTSC scan\n");
- norms |= 0x40; /* M */
- }
- if (dev->tvnorm->id & V4L2_STD_SECAM) {
- dprintk("SECAM scan\n");
- norms |= 0x18; /* L + D/K */
- }
+ if (dev->tvnorm->id & (V4L2_STD_B | V4L2_STD_GH))
+ norms |= 0x04;
+ if (dev->tvnorm->id & V4L2_STD_PAL_I)
+ norms |= 0x20;
+ if (dev->tvnorm->id & V4L2_STD_DK)
+ norms |= 0x08;
+ if (dev->tvnorm->id & V4L2_STD_MN)
+ norms |= 0x40;
+ if (dev->tvnorm->id & (V4L2_STD_SECAM_L | V4L2_STD_SECAM_LC))
+ norms |= 0x10;
if (0 == norms)
norms = 0x7c; /* all */
dprintk("scanning:%s%s%s%s%s\n",
(norms & 0x40) ? " M" : "");
}
- /* quick & dirty -- to be fixed up later ... */
+ /* kick automatic standard detection */
saa_dsp_writel(dev, 0x454 >> 2, 0);
saa_dsp_writel(dev, 0x454 >> 2, norms | 0x80);
+
+ /* setup crossbars */
saa_dsp_writel(dev, 0x464 >> 2, 0x000000);
saa_dsp_writel(dev, 0x470 >> 2, 0x101010);
- if (tvaudio_sleep(dev,3*HZ))
+ if (tvaudio_sleep(dev,3000))
goto restart;
value = saa_readl(0x528 >> 2) & 0xffffff;
(value & 0x002000) ? " BTSC stereo noise mute " : "",
(value & 0x004000) ? " SAP noise mute " : "",
(value & 0x008000) ? " VDSP " : "",
-
+
(value & 0x010000) ? " NICST " : "",
(value & 0x020000) ? " NICDU " : "",
(value & 0x040000) ? " NICAM muted " : "",
(value & 0x080000) ? " NICAM reserve sound " : "",
-
+
(value & 0x100000) ? " init done " : "");
}
/* ------------------------------------------------------------------ */
/* common stuff + external entry points */
+static void saa7134_enable_i2s(struct saa7134_dev *dev)
+{
+ int i2s_format;
+
+ if (!card_is_empress(dev))
+ return;
+ i2s_format = (dev->input->amux == TV) ? 0x00 : 0x01;
+
+ /* enable I2S audio output for the mpeg encoder */
+ saa_writeb(SAA7134_I2S_OUTPUT_SELECT, 0x80);
+ saa_writeb(SAA7134_I2S_OUTPUT_FORMAT, i2s_format);
+ saa_writeb(SAA7134_I2S_OUTPUT_LEVEL, 0x0F);
+ saa_writeb(SAA7134_I2S_AUDIO_OUTPUT, 0x01);
+}
+
int saa7134_tvaudio_rx2mode(u32 rx)
{
u32 mode;
-
+
mode = V4L2_TUNER_MODE_MONO;
if (rx & V4L2_TUNER_SUB_STEREO)
mode = V4L2_TUNER_MODE_STEREO;
mode = V4L2_TUNER_MODE_LANG2;
return mode;
}
-
+
void saa7134_tvaudio_setmute(struct saa7134_dev *dev)
{
switch (dev->pci->device) {
mute_input_7133(dev);
break;
}
+ saa7134_enable_i2s(dev);
}
void saa7134_tvaudio_setvolume(struct saa7134_dev *dev, int level)
DECLARE_MUTEX_LOCKED(sem);
int (*my_thread)(void *data) = NULL;
- /* enable I2S audio output */
- if (saa7134_boards[dev->board].i2s_rate) {
- int i2sform = (32000 == saa7134_boards[dev->board].i2s_rate) ? 0x00 : 0x01;
-
- /* enable I2S output */
- saa_writeb(SAA7134_I2S_OUTPUT_SELECT, 0x80);
- saa_writeb(SAA7134_I2S_OUTPUT_FORMAT, i2sform);
- saa_writeb(SAA7134_I2S_OUTPUT_LEVEL, 0x0F);
- saa_writeb(SAA7134_I2S_AUDIO_OUTPUT, 0x01);
- }
-
switch (dev->pci->device) {
case PCI_DEVICE_ID_PHILIPS_SAA7134:
my_thread = tvaudio_thread;
if (dev->thread.pid < 0)
printk(KERN_WARNING "%s: kernel_thread() failed\n",
dev->name);
- wake_up_interruptible(&dev->thread.wq);
+ saa7134_tvaudio_do_scan(dev);
}
+ saa7134_enable_i2s(dev);
return 0;
}
int saa7134_tvaudio_do_scan(struct saa7134_dev *dev)
{
- if (dev->thread.pid >= 0) {
+ if (dev->input->amux != TV) {
+ dprintk("sound IF not in use, skipping scan\n");
+ dev->automute = 0;
+ saa7134_tvaudio_setmute(dev);
+ } else if (dev->thread.pid >= 0) {
dev->thread.mode = UNSET;
dev->thread.scan2++;
wake_up_interruptible(&dev->thread.wq);
return 0;
}
+EXPORT_SYMBOL(saa_dsp_writel);
+EXPORT_SYMBOL(saa7134_tvaudio_setmute);
+
/* ----------------------------------------------------------- */
/*
* Local variables:
* c-basic-offset: 8
* End:
*/
+