From 598bf8dbd0173ee6f112fe6259ea17888b9569ba Mon Sep 17 00:00:00 2001 From: Mauro Carvalho Chehab Date: Wed, 23 Apr 2008 11:07:09 -0300 Subject: saa7134: fix: Properly handle busy states on i2c bus From: Dmitry Belimov There are two conditions, reported by saa7134 that indicates that the I2C bus is busy: TO_SCL and TO_ARB. On both states, it needs to wait for I2C release, before using the bus. Signed-off-by: Beholder Intl. Ltd. Dmitry Belimov Signed-off-by: Mauro Carvalho Chehab --- linux/drivers/media/video/saa7134/saa7134-i2c.c | 2 ++ 1 file changed, 2 insertions(+) (limited to 'linux/drivers') diff --git a/linux/drivers/media/video/saa7134/saa7134-i2c.c b/linux/drivers/media/video/saa7134/saa7134-i2c.c index fda6d44cd..ecf0e3443 100644 --- a/linux/drivers/media/video/saa7134/saa7134-i2c.c +++ b/linux/drivers/media/video/saa7134/saa7134-i2c.c @@ -140,6 +140,8 @@ static inline int i2c_is_busy(enum i2c_status status) { switch (status) { case BUSY: + case TO_SCL: + case TO_ARB: return true; default: return false; -- cgit v1.2.3