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path: root/linux/drivers/media/video/saa7134
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Diffstat (limited to 'linux/drivers/media/video/saa7134')
-rw-r--r--linux/drivers/media/video/saa7134/saa7134-alsa.c13
-rw-r--r--linux/drivers/media/video/saa7134/saa7134-core.c25
-rw-r--r--linux/drivers/media/video/saa7134/saa7134-tvaudio.c79
-rw-r--r--linux/drivers/media/video/saa7134/saa7134.h1
4 files changed, 71 insertions, 47 deletions
diff --git a/linux/drivers/media/video/saa7134/saa7134-alsa.c b/linux/drivers/media/video/saa7134/saa7134-alsa.c
index 456f74eb7..c6715b054 100644
--- a/linux/drivers/media/video/saa7134/saa7134-alsa.c
+++ b/linux/drivers/media/video/saa7134/saa7134-alsa.c
@@ -471,7 +471,7 @@ static struct snd_pcm_hardware snd_card_saa7134_capture =
.buffer_bytes_max = (256*1024),
.period_bytes_min = 64,
.period_bytes_max = (256*1024),
- .periods_min = 2,
+ .periods_min = 4,
.periods_max = 1024,
};
@@ -505,7 +505,7 @@ static int snd_card_saa7134_hw_params(struct snd_pcm_substream * substream,
snd_assert(period_size >= 0x100 && period_size <= 0x10000,
return -EINVAL);
- snd_assert(periods >= 2, return -EINVAL);
+ snd_assert(periods >= 4, return -EINVAL);
snd_assert(period_size * periods <= 1024 * 1024, return -EINVAL);
dev = saa7134->dev;
@@ -661,7 +661,14 @@ static int snd_card_saa7134_capture_open(struct snd_pcm_substream * substream)
saa7134_tvaudio_setmute(dev);
}
- if ((err = snd_pcm_hw_constraint_integer(runtime, SNDRV_PCM_HW_PARAM_PERIODS)) < 0)
+ err = snd_pcm_hw_constraint_integer(runtime,
+ SNDRV_PCM_HW_PARAM_PERIODS);
+ if (err < 0)
+ return err;
+
+ err = snd_pcm_hw_constraint_step(runtime, 0,
+ SNDRV_PCM_HW_PARAM_PERIODS, 2);
+ if (err < 0)
return err;
return 0;
diff --git a/linux/drivers/media/video/saa7134/saa7134-core.c b/linux/drivers/media/video/saa7134/saa7134-core.c
index b8b8977fe..adc194c22 100644
--- a/linux/drivers/media/video/saa7134/saa7134-core.c
+++ b/linux/drivers/media/video/saa7134/saa7134-core.c
@@ -649,6 +649,10 @@ static irqreturn_t saa7134_irq(int irq, void *dev_id)
unsigned long report,status;
int loop, handled = 0;
+#if LINUX_VERSION_CODE <= KERNEL_VERSION(2, 6, 23)
+ /* To make sure we see correct value of dev->insuspend */
+ smp_rmb();
+#endif
if (dev->insuspend)
goto out;
@@ -1275,8 +1279,16 @@ static int saa7134_suspend(struct pci_dev *pci_dev , pm_message_t state)
saa_writel(SAA7134_IRQ2, 0);
saa_writel(SAA7134_MAIN_CTRL, 0);
- synchronize_irq(pci_dev->irq);
dev->insuspend = 1;
+#if LINUX_VERSION_CODE <= KERNEL_VERSION(2, 6, 23)
+ smp_wmb();
+#endif
+ 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*/
@@ -1288,10 +1300,10 @@ static int saa7134_suspend(struct pci_dev *pci_dev , pm_message_t state)
if (dev->remote)
saa7134_ir_stop(dev);
- pci_set_power_state(pci_dev, pci_choose_state(pci_dev, state));
pci_save_state(pci_dev);
+ pci_set_power_state(pci_dev, pci_choose_state(pci_dev, state));
- return 0;
+ return 0;
}
static int saa7134_resume(struct pci_dev *pci_dev)
@@ -1300,8 +1312,8 @@ static int saa7134_resume(struct pci_dev *pci_dev)
struct saa7134_dev *dev = pci_get_drvdata(pci_dev);
unsigned int flags;
- pci_restore_state(pci_dev);
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.*/
@@ -1317,6 +1329,7 @@ static int saa7134_resume(struct pci_dev *pci_dev)
saa7134_ir_start(dev, dev->remote);
saa7134_hw_enable1(dev);
+ msleep(100);
saa7134_board_init2(dev);
@@ -1324,10 +1337,13 @@ static int saa7134_resume(struct pci_dev *pci_dev)
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);
@@ -1341,6 +1357,7 @@ static int saa7134_resume(struct pci_dev *pci_dev)
/* start DMA now*/
dev->insuspend = 0;
+ smp_wmb();
saa7134_set_dmabits(dev);
spin_unlock_irqrestore(&dev->slock, flags);
diff --git a/linux/drivers/media/video/saa7134/saa7134-tvaudio.c b/linux/drivers/media/video/saa7134/saa7134-tvaudio.c
index 5832d552f..3ec368172 100644
--- a/linux/drivers/media/video/saa7134/saa7134-tvaudio.c
+++ b/linux/drivers/media/video/saa7134/saa7134-tvaudio.c
@@ -165,32 +165,6 @@ static struct saa7134_tvaudio tvaudio[] = {
/* ------------------------------------------------------------------ */
-static void tvaudio_init(struct saa7134_dev *dev)
-{
- int clock = saa7134_boards[dev->board].audio_clock;
-
- if (UNSET != audio_clock_override)
- clock = audio_clock_override;
-
- /* init all audio registers */
- saa_writeb(SAA7134_AUDIO_PLL_CTRL, 0x00);
- if (need_resched())
- schedule();
- else
- udelay(10);
-
- 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_writeb(SAA7134_NICAM_ERROR_HIGH, 0x50);
- saa_writeb(SAA7134_MONITOR_SELECT, 0xa0);
- saa_writeb(SAA7134_FM_DEMATRIX, 0x80);
-}
-
static u32 tvaudio_carr2reg(u32 carrier)
{
u64 a = carrier;
@@ -545,9 +519,13 @@ static int tvaudio_thread(void *data)
dev->thread.scan1 = dev->thread.scan2;
dprintk("tvaudio thread scan start [%d]\n",dev->thread.scan1);
dev->tvaudio = NULL;
- tvaudio_init(dev);
+
+ saa_writeb(SAA7134_MONITOR_SELECT, 0xa0);
+ saa_writeb(SAA7134_FM_DEMATRIX, 0x80);
+
if (dev->ctl_automute)
dev->automute = 1;
+
mute_input_7134(dev);
/* give the tuner some time */
@@ -830,7 +808,7 @@ static int mute_input_7133(struct saa7134_dev *dev)
static int tvaudio_thread_ddep(void *data)
{
struct saa7134_dev *dev = data;
- u32 value, norms, clock;
+ u32 value, norms;
#if LINUX_VERSION_CODE < KERNEL_VERSION(2,5,61)
lock_kernel();
@@ -843,23 +821,11 @@ static int tvaudio_thread_ddep(void *data)
#if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 23)
set_freezable();
#endif
-
- 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);
-
for (;;) {
tvaudio_sleep(dev,-1);
if (kthread_should_stop())
goto done;
-
restart:
-
try_to_freeze();
dev->thread.scan1 = dev->thread.scan2;
@@ -1033,6 +999,38 @@ int saa7134_tvaudio_getstereo(struct saa7134_dev *dev)
return retval;
}
+void saa7134_tvaudio_init(struct saa7134_dev *dev)
+{
+ int clock = saa7134_boards[dev->board].audio_clock;
+
+ if (UNSET != audio_clock_override)
+ clock = audio_clock_override;
+
+ switch (dev->pci->device) {
+ case PCI_DEVICE_ID_PHILIPS_SAA7134:
+ /* init all audio registers */
+ saa_writeb(SAA7134_AUDIO_PLL_CTRL, 0x00);
+ if (need_resched())
+ schedule();
+ else
+ udelay(10);
+
+ 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_writeb(SAA7134_NICAM_ERROR_HIGH, 0x50);
+ break;
+ case PCI_DEVICE_ID_PHILIPS_SAA7133:
+ case PCI_DEVICE_ID_PHILIPS_SAA7135:
+ saa_writel(0x598 >> 2, clock);
+ saa_dsp_writel(dev, 0x474 >> 2, 0x00);
+ saa_dsp_writel(dev, 0x450 >> 2, 0x00);
+ }
+}
+
int saa7134_tvaudio_init2(struct saa7134_dev *dev)
{
int (*my_thread)(void *data) = NULL;
@@ -1049,6 +1047,7 @@ int saa7134_tvaudio_init2(struct saa7134_dev *dev)
dev->thread.thread = NULL;
if (my_thread) {
+ saa7134_tvaudio_init(dev);
/* start tvaudio thread */
dev->thread.thread = kthread_run(my_thread, dev, "%s", dev->name);
if (IS_ERR(dev->thread.thread)) {
diff --git a/linux/drivers/media/video/saa7134/saa7134.h b/linux/drivers/media/video/saa7134/saa7134.h
index 510e424e2..0df575366 100644
--- a/linux/drivers/media/video/saa7134/saa7134.h
+++ b/linux/drivers/media/video/saa7134/saa7134.h
@@ -699,6 +699,7 @@ void saa7134_tvaudio_setinput(struct saa7134_dev *dev,
void saa7134_tvaudio_setvolume(struct saa7134_dev *dev, int level);
int saa7134_tvaudio_getstereo(struct saa7134_dev *dev);
+void saa7134_tvaudio_init(struct saa7134_dev *dev);
int saa7134_tvaudio_init2(struct saa7134_dev *dev);
int saa7134_tvaudio_fini(struct saa7134_dev *dev);
int saa7134_tvaudio_do_scan(struct saa7134_dev *dev);
generated by cgit v1.2.3 (git 2.25.1) at 2025-01-11 07:01:21 +0000