From c89362225152fc6f2247f65371bfe3ccced3203b Mon Sep 17 00:00:00 2001 From: Takashi Iwai Date: Thu, 28 Jan 2010 17:08:53 +0100 Subject: [PATCH] ALSA: hda - Define max number of PCM devices in hda_codec.h Define the constant rather in the common header file. Signed-off-by: Takashi Iwai --- sound/pci/hda/hda_codec.c | 2 ++ sound/pci/hda/hda_codec.h | 3 +++ sound/pci/hda/hda_intel.c | 10 ++++------ 3 files changed, 9 insertions(+), 6 deletions(-) diff --git a/sound/pci/hda/hda_codec.c b/sound/pci/hda/hda_codec.c index 26ceace..98767df 100644 --- a/sound/pci/hda/hda_codec.c +++ b/sound/pci/hda/hda_codec.c @@ -3275,6 +3275,8 @@ const char *snd_hda_pcm_type_name[HDA_PCM_NTYPES] = { /* * get the empty PCM device number to assign + * + * note the max device number is limited by HDA_MAX_PCMS, currently 10 */ static int get_empty_pcm_device(struct hda_bus *bus, int type) { diff --git a/sound/pci/hda/hda_codec.h b/sound/pci/hda/hda_codec.h index 0c8f05c..b75da47 100644 --- a/sound/pci/hda/hda_codec.h +++ b/sound/pci/hda/hda_codec.h @@ -527,6 +527,9 @@ enum { /* max. codec address */ #define HDA_MAX_CODEC_ADDRESS 0x0f +/* max number of PCM devics per card */ +#define HDA_MAX_PCMS 10 + /* * generic arrays */ diff --git a/sound/pci/hda/hda_intel.c b/sound/pci/hda/hda_intel.c index 170126c..12230a2 100644 --- a/sound/pci/hda/hda_intel.c +++ b/sound/pci/hda/hda_intel.c @@ -260,8 +260,6 @@ enum { SDI0, SDI1, SDI2, SDI3, SDO0, SDO1, SDO2, SDO3 }; #define AZX_MAX_FRAG 32 /* max buffer size - no h/w limit, you can increase as you like */ #define AZX_MAX_BUF_SIZE (1024*1024*1024) -/* max number of PCM devics per card */ -#define AZX_MAX_PCMS 10 /* RIRB int mask: overrun[2], response[0] */ #define RIRB_INT_RESPONSE 0x01 @@ -409,7 +407,7 @@ struct azx { struct azx_dev *azx_dev; /* PCM */ - struct snd_pcm *pcm[AZX_MAX_PCMS]; + struct snd_pcm *pcm[HDA_MAX_PCMS]; /* HD codec */ unsigned short codec_mask; @@ -1336,7 +1334,7 @@ static void azx_bus_reset(struct hda_bus *bus) if (chip->initialized) { int i; - for (i = 0; i < AZX_MAX_PCMS; i++) + for (i = 0; i < HDA_MAX_PCMS; i++) snd_pcm_suspend_all(chip->pcm[i]); snd_hda_suspend(chip->bus); snd_hda_resume(chip->bus); @@ -1966,7 +1964,7 @@ azx_attach_pcm_stream(struct hda_bus *bus, struct hda_codec *codec, int pcm_dev = cpcm->device; int s, err; - if (pcm_dev >= AZX_MAX_PCMS) { + if (pcm_dev >= HDA_MAX_PCMS) { snd_printk(KERN_ERR SFX "Invalid PCM device number %d\n", pcm_dev); return -EINVAL; @@ -2122,7 +2120,7 @@ static int azx_suspend(struct pci_dev *pci, pm_message_t state) snd_power_change_state(card, SNDRV_CTL_POWER_D3hot); azx_clear_irq_pending(chip); - for (i = 0; i < AZX_MAX_PCMS; i++) + for (i = 0; i < HDA_MAX_PCMS; i++) snd_pcm_suspend_all(chip->pcm[i]); if (chip->initialized) snd_hda_suspend(chip->bus); -- 1.8.2.3