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Diffstat (limited to 'linux/drivers/media/video/saa7134/saa7134-core.c')
-rw-r--r--linux/drivers/media/video/saa7134/saa7134-core.c124
1 files changed, 31 insertions, 93 deletions
diff --git a/linux/drivers/media/video/saa7134/saa7134-core.c b/linux/drivers/media/video/saa7134/saa7134-core.c
index 71148b484..efa935195 100644
--- a/linux/drivers/media/video/saa7134/saa7134-core.c
+++ b/linux/drivers/media/video/saa7134/saa7134-core.c
@@ -1,5 +1,5 @@
/*
- * $Id: saa7134-core.c,v 1.53 2005/11/08 16:37:02 rmcc Exp $
+ * $Id: saa7134-core.c,v 1.54 2005/11/09 03:33:33 rmcc Exp $
*
* device driver for philips saa7134 based TV cards
* driver core
@@ -55,13 +55,13 @@ static unsigned int gpio_tracking = 0;
module_param(gpio_tracking, int, 0644);
MODULE_PARM_DESC(gpio_tracking,"enable debug messages [gpio]");
-static unsigned int oss = 0;
-module_param(oss, int, 0444);
-MODULE_PARM_DESC(oss,"register oss devices (default: no)");
-
static unsigned int alsa = 0;
-module_param(alsa, int, 0444);
-MODULE_PARM_DESC(alsa,"register alsa devices (default: no)");
+module_param(alsa, int, 0644);
+MODULE_PARM_DESC(alsa,"enable ALSA DMA sound [dmasound]");
+
+static unsigned int oss = 0;
+module_param(oss, int, 0644);
+MODULE_PARM_DESC(oss,"enable OSS DMA sound [dmasound]");
static unsigned int latency = UNSET;
module_param(latency, int, 0444);
@@ -70,8 +70,6 @@ MODULE_PARM_DESC(latency,"pci latency timer");
static unsigned int video_nr[] = {[0 ... (SAA7134_MAXBOARDS - 1)] = UNSET };
static unsigned int vbi_nr[] = {[0 ... (SAA7134_MAXBOARDS - 1)] = UNSET };
static unsigned int radio_nr[] = {[0 ... (SAA7134_MAXBOARDS - 1)] = UNSET };
-static unsigned int dsp_nr[] = {[0 ... (SAA7134_MAXBOARDS - 1)] = UNSET };
-static unsigned int mixer_nr[] = {[0 ... (SAA7134_MAXBOARDS - 1)] = UNSET };
static unsigned int tuner[] = {[0 ... (SAA7134_MAXBOARDS - 1)] = UNSET };
static unsigned int card[] = {[0 ... (SAA7134_MAXBOARDS - 1)] = UNSET };
@@ -80,8 +78,6 @@ static unsigned int card[] = {[0 ... (SAA7134_MAXBOARDS - 1)] = UNSET };
MODULE_PARM(video_nr,"1-" __stringify(SAA7134_MAXBOARDS) "i");
MODULE_PARM(vbi_nr,"1-" __stringify(SAA7134_MAXBOARDS) "i");
MODULE_PARM(radio_nr,"1-" __stringify(SAA7134_MAXBOARDS) "i");
-MODULE_PARM(dsp_nr,"1-" __stringify(SAA7134_MAXBOARDS) "i");
-MODULE_PARM(mixer_nr,"1-" __stringify(SAA7134_MAXBOARDS) "i");
MODULE_PARM(tuner_nr,"1-" __stringify(SAA7134_MAXBOARDS) "i");
MODULE_PARM(card,"1-" __stringify(SAA7134_MAXBOARDS) "i");
#else
@@ -90,16 +86,12 @@ static int dummy;
module_param_array(video_nr, int, dummy, 0444);
module_param_array(vbi_nr, int, dummy, 0444);
module_param_array(radio_nr, int, dummy, 0444);
-module_param_array(dsp_nr, int, dummy, 0444);
-module_param_array(mixer_nr, int, dummy, 0444);
module_param_array(tuner, int, dummy, 0444);
module_param_array(card, int, dummy, 0444);
#else
module_param_array(video_nr, int, NULL, 0444);
module_param_array(vbi_nr, int, NULL, 0444);
module_param_array(radio_nr, int, NULL, 0444);
-module_param_array(dsp_nr, int, NULL, 0444);
-module_param_array(mixer_nr, int, NULL, 0444);
module_param_array(tuner, int, NULL, 0444);
module_param_array(card, int, NULL, 0444);
#endif
@@ -108,8 +100,6 @@ module_param_array(card, int, NULL, 0444);
MODULE_PARM_DESC(video_nr, "video device number");
MODULE_PARM_DESC(vbi_nr, "vbi device number");
MODULE_PARM_DESC(radio_nr, "radio device number");
-MODULE_PARM_DESC(dsp_nr, "oss dsp device number");
-MODULE_PARM_DESC(mixer_nr, "oss mixer device number");
MODULE_PARM_DESC(tuner, "tuner type");
MODULE_PARM_DESC(card, "card type");
@@ -258,6 +248,7 @@ static void dump_statusregs(struct saa7134_dev *dev)
static int need_empress;
static int need_dvb;
static int need_alsa;
+static int need_oss;
static int pending_registered=0;
#if LINUX_VERSION_CODE < KERNEL_VERSION(2,5,0)
@@ -276,6 +267,8 @@ static int pending_call(struct notifier_block *self, unsigned long state,
request_module("saa7134-dvb");
if (need_alsa)
request_module("saa7134-alsa");
+ if (need_oss)
+ request_module("saa7134-oss");
return NOTIFY_DONE;
}
@@ -285,10 +278,11 @@ static struct notifier_block pending_notifier = {
static void request_module_depend(char *name, int *flag)
{
+ int err;
switch (THIS_MODULE->state) {
case MODULE_STATE_COMING:
if (!pending_registered) {
- register_module_notifier(&pending_notifier);
+ err = register_module_notifier(&pending_notifier);
pending_registered = 1;
}
*flag = 1;
@@ -646,12 +640,14 @@ static irqreturn_t saa7134_irq(int irq, void *dev_id, struct pt_regs *regs)
goto out;
}
- /* If alsa support is active and we get a sound report, exit
- and let the saa7134-alsa module deal with it */
+ /* If dmasound support is active and we get a sound report, exit
+ and let the saa7134-alsa/oss module deal with it */
- if ((report & SAA7134_IRQ_REPORT_DONE_RA3) && alsa) {
+ if ((report & SAA7134_IRQ_REPORT_DONE_RA3) &&
+ (dev->dmasound.priv_data != NULL) )
+ {
if (irq_debug > 1)
- printk(KERN_DEBUG "%s/irq: ignoring interrupt for ALSA\n",
+ printk(KERN_DEBUG "%s/irq: ignoring interrupt for DMA sound\n",
dev->name);
goto out;
}
@@ -681,12 +677,6 @@ static irqreturn_t saa7134_irq(int irq, void *dev_id, struct pt_regs *regs)
card_has_mpeg(dev))
saa7134_irq_ts_done(dev,status);
- if ((report & SAA7134_IRQ_REPORT_DONE_RA3)) {
- if (oss) {
- saa7134_irq_oss_done(dev,status);
- }
- }
-
if ((report & (SAA7134_IRQ_REPORT_GPIO16 |
SAA7134_IRQ_REPORT_GPIO18)) &&
dev->remote)
@@ -761,14 +751,6 @@ static int saa7134_hwinit1(struct saa7134_dev *dev)
* audio will not work.
*/
- switch (dev->pci->device) {
- case PCI_DEVICE_ID_PHILIPS_SAA7134:
- case PCI_DEVICE_ID_PHILIPS_SAA7133:
- case PCI_DEVICE_ID_PHILIPS_SAA7135:
- saa7134_oss_init1(dev);
- break;
- }
-
/* enable peripheral devices */
saa_writeb(SAA7134_SPECIAL_MODE, 0x01);
@@ -812,13 +794,6 @@ static int saa7134_hwfini(struct saa7134_dev *dev)
{
dprintk("hwfini\n");
- switch (dev->pci->device) {
- case PCI_DEVICE_ID_PHILIPS_SAA7134:
- case PCI_DEVICE_ID_PHILIPS_SAA7133:
- case PCI_DEVICE_ID_PHILIPS_SAA7135:
- saa7134_oss_fini(dev);
- break;
- }
if (card_has_mpeg(dev))
saa7134_ts_fini(dev);
saa7134_input_fini(dev);
@@ -1058,11 +1033,12 @@ static int __devinit saa7134_initdev(struct pci_dev *pci_dev,
if (card_is_dvb(dev))
request_module_depend("saa7134-dvb",&need_dvb);
- if (!oss && alsa) {
- dprintk("Requesting ALSA module\n");
+
+ if (alsa)
request_module_depend("saa7134-alsa",&need_alsa);
- }
+ if (oss)
+ request_module_depend("saa7134-oss",&need_oss);
v4l2_prio_init(&dev->prio);
@@ -1096,32 +1072,6 @@ static int __devinit saa7134_initdev(struct pci_dev *pci_dev,
dev->name,dev->radio_dev->minor & 0x1f);
}
- /* register oss devices */
- switch (dev->pci->device) {
- case PCI_DEVICE_ID_PHILIPS_SAA7134:
- case PCI_DEVICE_ID_PHILIPS_SAA7133:
- case PCI_DEVICE_ID_PHILIPS_SAA7135:
- if (oss) {
- err = dev->dmasound.minor_dsp =
- register_sound_dsp(&saa7134_dsp_fops,
- dsp_nr[dev->nr]);
- if (err < 0) {
- goto fail4;
- }
- printk(KERN_INFO "%s: registered device dsp%d\n",
- dev->name,dev->dmasound.minor_dsp >> 4);
-
- err = dev->dmasound.minor_mixer =
- register_sound_mixer(&saa7134_mixer_fops,
- mixer_nr[dev->nr]);
- if (err < 0)
- goto fail5;
- printk(KERN_INFO "%s: registered device mixer%d\n",
- dev->name,dev->dmasound.minor_mixer >> 4);
- }
- break;
- }
-
/* everything worked */
pci_set_drvdata(pci_dev,dev);
saa7134_devcount++;
@@ -1139,15 +1089,6 @@ static int __devinit saa7134_initdev(struct pci_dev *pci_dev,
return 0;
- fail5:
- switch (dev->pci->device) {
- case PCI_DEVICE_ID_PHILIPS_SAA7134:
- case PCI_DEVICE_ID_PHILIPS_SAA7133:
- case PCI_DEVICE_ID_PHILIPS_SAA7135:
- if (oss)
- unregister_sound_dsp(dev->dmasound.minor_dsp);
- break;
- }
fail4:
saa7134_unregister_video(dev);
saa7134_i2c_unregister(dev);
@@ -1198,19 +1139,16 @@ static void __devexit saa7134_finidev(struct pci_dev *pci_dev)
saa7134_devcount--;
saa7134_i2c_unregister(dev);
- switch (dev->pci->device) {
- case PCI_DEVICE_ID_PHILIPS_SAA7134:
- case PCI_DEVICE_ID_PHILIPS_SAA7133:
- case PCI_DEVICE_ID_PHILIPS_SAA7135:
- if (oss) {
- unregister_sound_mixer(dev->dmasound.minor_mixer);
- unregister_sound_dsp(dev->dmasound.minor_dsp);
- }
- break;
- }
saa7134_unregister_video(dev);
- /* release ressources */
+ /* the DMA sound modules should be unloaded before reaching
+ this, but just in case they are still present... */
+ if (dev->dmasound.priv_data != NULL) {
+ free_irq(pci_dev->irq, &dev->dmasound);
+ dev->dmasound.priv_data = NULL;
+ }
+
+ /* release resources */
free_irq(pci_dev->irq, dev);
iounmap(dev->lmmio);
release_mem_region(pci_resource_start(pci_dev,0),
@@ -1303,7 +1241,7 @@ EXPORT_SYMBOL(saa7134_i2c_call_clients);
EXPORT_SYMBOL(saa7134_devlist);
EXPORT_SYMBOL(saa7134_boards);
-/* ----------------- For ALSA -------------------------------- */
+/* ----------------- for the DMA sound modules --------------- */
EXPORT_SYMBOL(saa7134_pgtable_free);
EXPORT_SYMBOL(saa7134_pgtable_build);
generated by cgit v1.2.3 (git 2.25.1) at 2025-01-08 20:12:19 +0000