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Commit e66bc8b2 authored by James Courtier-Dutton's avatar James Courtier-Dutton Committed by Jaroslav Kysela
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[ALSA] emu10k1: Add module option uint subsystem.



EMU10K1/EMU10K2 driver
It allows the user to force the snd-emu10k1 module to think the user
has a particular sound card. Useful if their particular sound card
is not yet recognised.

Signed-off-by: default avatarJames Courtier-Dutton <James@superbug.co.uk>
parent 2201987c
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+1 −0
Original line number Diff line number Diff line
@@ -1167,6 +1167,7 @@ int snd_emu10k1_create(snd_card_t * card,
		       unsigned short extout_mask,
		       long max_cache_bytes,
		       int enable_ir,
		       uint subsystem,
		       emu10k1_t ** remu);

int snd_emu10k1_pcm(emu10k1_t * emu, int device, snd_pcm_t ** rpcm);
+4 −2
Original line number Diff line number Diff line
@@ -52,6 +52,7 @@ static int seq_ports[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 4};
static int max_synth_voices[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 64};
static int max_buffer_size[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 128};
static int enable_ir[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 0};
static uint subsystem[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 0}; /* Force card subsystem model */

module_param_array(index, int, NULL, 0444);
MODULE_PARM_DESC(index, "Index value for the EMU10K1 soundcard.");
@@ -71,7 +72,8 @@ module_param_array(max_buffer_size, int, NULL, 0444);
MODULE_PARM_DESC(max_buffer_size, "Maximum sample buffer size in MB.");
module_param_array(enable_ir, bool, NULL, 0444);
MODULE_PARM_DESC(enable_ir, "Enable IR.");

module_param_array(subsystem, uint, NULL, 0444);
MODULE_PARM_DESC(subsystem, "Force card subsystem model.");
/*
 * Class 0401: 1102:0008 (rev 00) Subsystem: 1102:1001 -> Audigy2 Value  Model:SB0400
 */
@@ -122,7 +124,7 @@ static int __devinit snd_card_emu10k1_probe(struct pci_dev *pci,
		max_buffer_size[dev] = 1024;
	if ((err = snd_emu10k1_create(card, pci, extin[dev], extout[dev],
				      (long)max_buffer_size[dev] * 1024 * 1024,
				      enable_ir[dev],
				      enable_ir[dev], subsystem[dev],
				      &emu)) < 0) {
		snd_card_free(card);
		return err;
+18 −7
Original line number Diff line number Diff line
@@ -832,6 +832,7 @@ int __devinit snd_emu10k1_create(snd_card_t * card,
		       unsigned short extout_mask,
		       long max_cache_bytes,
		       int enable_ir,
		       uint subsystem,
		       emu10k1_t ** remu)
{
	emu10k1_t *emu;
@@ -877,10 +878,16 @@ int __devinit snd_emu10k1_create(snd_card_t * card,

	for (c = emu_chip_details; c->vendor; c++) {
		if (c->vendor == pci->vendor && c->device == pci->device) {
			if (c->subsystem && c->subsystem != emu->serial)
			if (subsystem) {
				if (c->subsystem && (c->subsystem == subsystem) ) {
					break;
				} else continue;
			} else {
				if (c->subsystem && (c->subsystem != emu->serial) )
					continue;
				if (c->revision && c->revision != emu->revision)
					continue;
			}
			break;
		}
	}
@@ -891,10 +898,14 @@ int __devinit snd_emu10k1_create(snd_card_t * card,
		return -ENOENT;
	}
	emu->card_capabilities = c;
	if (c->subsystem != 0)
	if (c->subsystem && !subsystem)
		snd_printdd("Sound card name=%s\n", c->name);
	else if (subsystem) 
		snd_printdd("Sound card name=%s, vendor=0x%x, device=0x%x, subsystem=0x%x. Forced to subsytem=0x%x\n",
		       	c->name, pci->vendor, pci->device, emu->serial, c->subsystem);
	else 
		snd_printdd("Sound card name=%s, vendor=0x%x, device=0x%x, subsystem=0x%x\n", c->name, pci->vendor, pci->device, emu->serial);
		snd_printdd("Sound card name=%s, vendor=0x%x, device=0x%x, subsystem=0x%x.\n",
		      	c->name, pci->vendor, pci->device, emu->serial);
	
	if (!*card->id && c->id) {
		int i, n = 0;