diff options
| author | Mauro Carvalho Chehab <m.chehab@samsung.com> | 2013-12-27 00:28:57 -0300 |
|---|---|---|
| committer | Mauro Carvalho Chehab <m.chehab@samsung.com> | 2014-01-10 06:06:20 -0200 |
| commit | 5022a2088687baeda87b03889d0791b1b908266b (patch) | |
| tree | 82c9f3366c55aee1bd5e29b88c84d2132489199e /drivers/media/usb/em28xx/em28xx.h | |
| parent | 2276bf70a7433c2afec541257eab28a43ed6c9cf (diff) | |
[media] em28xx: properly implement AC97 wait code
Instead of assuming that msleep() is precise, use a jiffies
based code to wait for AC97 to be available.
Reviewed-by: Frank Schäfer <fschaefer.oss@googlemail.com>
Signed-off-by: Mauro Carvalho Chehab <m.chehab@samsung.com>
Diffstat (limited to 'drivers/media/usb/em28xx/em28xx.h')
| -rw-r--r-- | drivers/media/usb/em28xx/em28xx.h | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/media/usb/em28xx/em28xx.h b/drivers/media/usb/em28xx/em28xx.h index b792f2225ab..b0aa8497c1a 100644 --- a/drivers/media/usb/em28xx/em28xx.h +++ b/drivers/media/usb/em28xx/em28xx.h @@ -186,6 +186,9 @@ /* time in msecs to wait for i2c writes to finish */ #define EM2800_I2C_XFER_TIMEOUT 20 +/* time in msecs to wait for AC97 xfers to finish */ +#define EM28XX_AC97_XFER_TIMEOUT 100 + /* max. number of button state polling addresses */ #define EM28XX_NUM_BUTTON_ADDRESSES_MAX 5 |