#include <linux/pci.h>
#include <linux/slab.h>
#include <linux/interrupt.h>
-#define SNDRV_GET_ID
+#include <linux/moduleparam.h>
#include <sound/initval.h>
// module parameters (see "Module Parameters")
static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR;
static int enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE_PNP;
static int pcifix[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 255 };
+static int boot_devs;
-MODULE_PARM(index, "1-" __MODULE_STRING(SNDRV_CARDS) "i");
+module_param_array(index, int, boot_devs, 0444);
MODULE_PARM_DESC(index, "Index value for " CARD_NAME " soundcard.");
MODULE_PARM_SYNTAX(index, SNDRV_INDEX_DESC);
-MODULE_PARM(id, "1-" __MODULE_STRING(SNDRV_CARDS) "s");
+module_param_array(id, charp, boot_devs, 0444);
MODULE_PARM_DESC(id, "ID string for " CARD_NAME " soundcard.");
MODULE_PARM_SYNTAX(id, SNDRV_ID_DESC);
-MODULE_PARM(enable, "1-" __MODULE_STRING(SNDRV_CARDS) "i");
+module_param_array(enable, bool, boot_devs, 0444);
MODULE_PARM_DESC(enable, "Enable " CARD_NAME " soundcard.");
MODULE_PARM_SYNTAX(enable, SNDRV_ENABLE_DESC);
-MODULE_PARM(pcifix, "1-255i");
+module_param_array(pcifix, int, boot_devs, 0444);
MODULE_PARM_DESC(pcifix, "Enable VIA-workaround for " CARD_NAME " soundcard.");
MODULE_PARM_SYNTAX(pcifix,
SNDRV_ENABLED
MODULE_LICENSE("GPL");
MODULE_DEVICES("{{Aureal Semiconductor Inc., Aureal Vortex Sound Processor}}");
-#ifndef MODULE
-/* format is: snd-mychip=enable,index,id */
-static int __init alsa_card_vortex_setup(char *str)
-{
- static unsigned __initdata nr_dev = 0;
-
- if (nr_dev >= SNDRV_CARDS)
- return 0;
- (void)(get_option(&str, &enable[nr_dev]) == 2 &&
- get_option(&str, &index[nr_dev]) == 2 &&
- get_id(&str, &id[nr_dev]) == 2);
- nr_dev++;
- return 1;
-}
-
-__setup("snd-au88x0=", alsa_card_vortex_setup);
-#endif /* ifndef MODULE */
-
MODULE_DEVICE_TABLE(pci, snd_vortex_ids);
-static void __devinit snd_vortex_workaround(struct pci_dev *vortex, int fix)
+static void vortex_fix_latency(struct pci_dev *vortex)
{
- struct pci_dev *via = NULL;
int rc;
-
- /* autodetect if workarounds are required */
- while ((via = pci_find_device(PCI_VENDOR_ID_VIA,
- PCI_DEVICE_ID_VIA_8365_1, via))) {
- if (fix == 255) {
- printk(KERN_INFO CARD_NAME
- ": detected VIA KT133/KM133. activating workaround...\n");
- fix = 3; // do latency and via bridge workaround
- }
- break;
- }
-
- /* do not do anything if autodetection was enabled and found no VIA */
- if (fix == 255)
- return;
-
- /* fix vortex latency */
- if (fix & 0x01) {
- if (!(rc = pci_write_config_byte(vortex, 0x40, 0xff))) {
+ if (!(rc = pci_write_config_byte(vortex, 0x40, 0xff))) {
printk(KERN_INFO CARD_NAME
": vortex latency is 0xff\n");
- } else {
- printk(KERN_WARNING CARD_NAME
- ": could not set vortex latency: pci error 0x%x\n",
- rc);
- }
+ } else {
+ printk(KERN_WARNING CARD_NAME
+ ": could not set vortex latency: pci error 0x%x\n", rc);
}
+}
+
+static void vortex_fix_agp_bridge(struct pci_dev *via)
+{
+ int rc;
+ u8 value;
- /* fix via agp bridge */
- if (via && (fix & 0x02)) {
- u8 value;
+ /*
+ * only set the bit (Extend PCI#2 Internal Master for
+ * Efficient Handling of Dummy Requests) if the can
+ * read the config and it is not already set
+ */
- /*
- * only set the bit (Extend PCI#2 Internal Master for
- * Efficient Handling of Dummy Requests) if the can
- * read the config and it is not already set
- */
+ if (!(rc = pci_read_config_byte(via, 0x42, &value))
+ && ((value & 0x10)
+ || !(rc = pci_write_config_byte(via, 0x42, value | 0x10)))) {
+ printk(KERN_INFO CARD_NAME
+ ": bridge config is 0x%x\n", value | 0x10);
+ } else {
+ printk(KERN_WARNING CARD_NAME
+ ": could not set vortex latency: pci error 0x%x\n", rc);
+ }
+}
- if (!(rc = pci_read_config_byte(via, 0x42, &value))
- && ((value & 0x10)
- || !(rc =
- pci_write_config_byte(via, 0x42, value | 0x10)))) {
+static void __devinit snd_vortex_workaround(struct pci_dev *vortex, int fix)
+{
+ struct pci_dev *via;
- printk(KERN_INFO CARD_NAME
- ": bridge config is 0x%x\n", value | 0x10);
- } else {
- printk(KERN_WARNING CARD_NAME
- ": could not set vortex latency: pci error 0x%x\n",
- rc);
+ /* autodetect if workarounds are required */
+ if (fix == 255) {
+ /* VIA KT133 */
+ via = pci_find_device(PCI_VENDOR_ID_VIA, PCI_DEVICE_ID_VIA_8365_1, NULL);
+ /* VIA Apollo */
+ if (via == NULL) {
+ via = pci_find_device(PCI_VENDOR_ID_VIA, PCI_DEVICE_ID_VIA_82C598_1, NULL);
}
+ /* AMD Irongate */
+ if (via == NULL) {
+ via = pci_find_device(PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_FE_GATE_7007, NULL);
+ }
+ if (via) {
+ printk(KERN_INFO CARD_NAME ": Activating latency workaround...\n");
+ vortex_fix_latency(vortex);
+ vortex_fix_agp_bridge(via);
+ }
+ } else {
+ if (fix & 0x1)
+ vortex_fix_latency(vortex);
+ if ((fix & 0x2) && (via = pci_find_device(PCI_VENDOR_ID_VIA, PCI_DEVICE_ID_VIA_8365_1, NULL)))
+ vortex_fix_agp_bridge(via);
+ if ((fix & 0x4) && (via = pci_find_device(PCI_VENDOR_ID_VIA, PCI_DEVICE_ID_VIA_82C598_1, NULL)))
+ vortex_fix_agp_bridge(via);
+ if ((fix & 0x8) && (via = pci_find_device(PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_FE_GATE_7007, NULL)))
+ vortex_fix_agp_bridge(via);
}
}
return err;
}
// (7)
- pci_set_drvdata(pci, chip);
+ pci_set_drvdata(pci, card);
dev++;
vortex_connect_default(chip, 1);
vortex_enable_int(chip);
// destructor -- see "Destructor" sub-section
static void __devexit snd_vortex_remove(struct pci_dev *pci)
{
- vortex_t *vortex = snd_magic_cast(vortex_t,
- pci_get_drvdata(pci), return);
-
- if (vortex) {
- // Release ALSA stuff.
- snd_card_free(vortex->card);
- // Free Vortex struct.
- pci_set_drvdata(pci, NULL);
- } else
- printk("snd_vortex_remove called more than one time!\n");
+ snd_card_free(pci_get_drvdata(pci));
+ pci_set_drvdata(pci, NULL);
}
// pci_driver definition
// initialization of the module
static int __init alsa_card_vortex_init(void)
{
- int err;
-
- if ((err = pci_module_init(&driver)) < 0) {
-#ifdef MODULE
- printk(KERN_ERR "Aureal soundcard not found "
- "or device busy\n");
-#endif
- return err;
- }
- return 0;
+ return pci_module_init(&driver);
}
// clean up the module
git://git.onelab.eu / linux-2.6.git / blobdiff