diff options
| author | Mauro Carvalho Chehab <mchehab@redhat.com> | 2008-12-22 13:18:27 -0300 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab@redhat.com> | 2008-12-30 09:39:27 -0200 |
| commit | 531c98e71805b32e9ea35a218119100bbd2b7615 (patch) | |
| tree | 548f878b2d4abd66bee8d0fa0b19eeb9cf3182c9 /drivers/media/video/em28xx/em28xx-core.c | |
| parent | 4b00eb25340c1a9b9eedaf0bc5b0f0d18eddb028 (diff) | |
| download | op-kernel-dev-531c98e71805b32e9ea35a218119100bbd2b7615.zip op-kernel-dev-531c98e71805b32e9ea35a218119100bbd2b7615.tar.gz | |
V4L/DVB (9953): em28xx: Add suport for debugging AC97 anciliary chips
The em28xx driver can be coupled to an anciliary AC97 chip. This patch
allows read/write AC97 registers directly.
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'drivers/media/video/em28xx/em28xx-core.c')
| -rw-r--r-- | drivers/media/video/em28xx/em28xx-core.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/media/video/em28xx/em28xx-core.c b/drivers/media/video/em28xx/em28xx-core.c index c647dcb..5964998 100644 --- a/drivers/media/video/em28xx/em28xx-core.c +++ b/drivers/media/video/em28xx/em28xx-core.c @@ -259,7 +259,7 @@ static int em28xx_is_ac97_ready(struct em28xx *dev) * em28xx_read_ac97() * write a 16 bit value to the specified AC97 address (LSB first!) */ -static int em28xx_read_ac97(struct em28xx *dev, u8 reg) +int em28xx_read_ac97(struct em28xx *dev, u8 reg) { int ret; u8 addr = (reg & 0x7f) | 0x80; @@ -285,7 +285,7 @@ static int em28xx_read_ac97(struct em28xx *dev, u8 reg) * em28xx_write_ac97() * write a 16 bit value to the specified AC97 address (LSB first!) */ -static int em28xx_write_ac97(struct em28xx *dev, u8 reg, u16 val) +int em28xx_write_ac97(struct em28xx *dev, u8 reg, u16 val) { int ret; u8 addr = reg & 0x7f; |
