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V4L/DVB (9671): em28xx: Add detection of Sigmatel Stac97xx series of AC97 devices 

Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
hifive-unleashed-5.1
Mauro Carvalho Chehab 2008-11-20 12:49:33 -03:00
parent 35ae6f04ad
commit 209acc0224
2 changed files with 7 additions and 0 deletions
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6
drivers/media/video/em28xx/em28xx-core.c
View File

@ -520,6 +520,8 @@ int em28xx_audio_setup(struct em28xx *dev)
/* Try to identify what audio processor we have */
if ((vid == 0xffffffff) && (feat == 0x6a90))
dev->audio_mode.ac97 = EM28XX_AC97_EM202;
else if ((vid >> 8) == 0x838476)
dev->audio_mode.ac97 = EM28XX_AC97_SIGMATEL;
init_audio:
/* Reports detected AC97 processor */
@ -530,6 +532,10 @@ init_audio:
case EM28XX_AC97_EM202:
em28xx_info("Empia 202 AC97 audio processor detected\n");
break;
case EM28XX_AC97_SIGMATEL:
em28xx_info("Sigmatel audio processor detected(stac 97%02x)\n",
dev->audio_mode.ac97_vendor_id & 0xff);
break;
case EM28XX_AC97_OTHER:
em28xx_warn("Unknown AC97 audio processor detected!\n");
break;

1
drivers/media/video/em28xx/em28xx.h
View File

@ -259,6 +259,7 @@ enum enum28xx_itype {
enum em28xx_ac97_mode {
EM28XX_NO_AC97 = 0,
EM28XX_AC97_EM202,
EM28XX_AC97_SIGMATEL,
EM28XX_AC97_OTHER,
};