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authorMauro Carvalho Chehab <mchehab@redhat.com>2009-08-04 20:33:42 -0300
committerMauro Carvalho Chehab <mchehab@redhat.com>2009-08-04 20:33:42 -0300
commit84b33bda3d8447bc0f28a9eae22039ec4a0bb3bf (patch)
treedad915d8329cfc7a534eee4e7734ed08bcae2c5f /linux
parent33a9a00f41338f5ab7589a2611da979c87b884ce (diff)
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em28xx: fix: some webcams don't have audio inputs
From: Mauro Carvalho Chehab <mchehab@redhat.com> Priority: normal Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'linux')
-rw-r--r--linux/drivers/media/video/em28xx/em28xx-cards.c3
-rw-r--r--linux/drivers/media/video/em28xx/em28xx-core.c2
-rw-r--r--linux/drivers/media/video/em28xx/em28xx.h1
3 files changed, 5 insertions, 1 deletions
diff --git a/linux/drivers/media/video/em28xx/em28xx-cards.c b/linux/drivers/media/video/em28xx/em28xx-cards.c
index 795fd16a5..2f4777f76 100644
--- a/linux/drivers/media/video/em28xx/em28xx-cards.c
+++ b/linux/drivers/media/video/em28xx/em28xx-cards.c
@@ -234,6 +234,7 @@ struct em28xx_board em28xx_boards[] = {
.xclk = EM28XX_XCLK_FREQUENCY_48MHZ,
.tuner_type = TUNER_ABSENT,
.is_webcam = 1,
+ .no_audio = 1,
.input = { {
.type = EM28XX_VMUX_COMPOSITE1,
.vmux = 0,
@@ -261,6 +262,7 @@ struct em28xx_board em28xx_boards[] = {
.name = "Unknown EM2750/28xx video grabber",
.tuner_type = TUNER_ABSENT,
.is_webcam = 1, /* To enable sensor probe */
+ .no_audio = 1,
},
[EM2750_BOARD_DLCW_130] = {
/* Beijing Huaqi Information Digital Technology Co., Ltd */
@@ -481,6 +483,7 @@ struct em28xx_board em28xx_boards[] = {
.name = "Silvercrest Webcam 1.3mpix",
.tuner_type = TUNER_ABSENT,
.is_webcam = 1,
+ .no_audio = 1,
.input = { {
.type = EM28XX_VMUX_COMPOSITE1,
.vmux = 0,
diff --git a/linux/drivers/media/video/em28xx/em28xx-core.c b/linux/drivers/media/video/em28xx/em28xx-core.c
index f24af40df..a1de593ec 100644
--- a/linux/drivers/media/video/em28xx/em28xx-core.c
+++ b/linux/drivers/media/video/em28xx/em28xx-core.c
@@ -494,7 +494,7 @@ int em28xx_audio_setup(struct em28xx *dev)
/* If device doesn't support Usb Audio Class, use vendor class */
if (!dev->has_audio_class)
- dev->has_alsa_audio = 1;
+ dev->has_alsa_audio = ~dev->board.no_audio;
dev->audio_mode.has_audio = 1;
diff --git a/linux/drivers/media/video/em28xx/em28xx.h b/linux/drivers/media/video/em28xx/em28xx.h
index df7fe9af7..3c4cd00b2 100644
--- a/linux/drivers/media/video/em28xx/em28xx.h
+++ b/linux/drivers/media/video/em28xx/em28xx.h
@@ -397,6 +397,7 @@ struct em28xx_board {
unsigned int has_dvb:1;
unsigned int has_snapshot_button:1;
unsigned int is_webcam:1;
+ unsigned int no_audio:1;
unsigned int valid:1;
unsigned char xclk, i2c_speed;