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| author | Mauro Carvalho Chehab <mchehab@infradead.org> | 2008-04-23 11:07:09 -0300 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab@infradead.org> | 2008-04-23 11:07:09 -0300 |
| commit | 598bf8dbd0173ee6f112fe6259ea17888b9569ba (patch) | |
| tree | b5f8126976f125b5f84c67b536bbbfdfc3e14e1a /linux/drivers | |
| parent | 2d4a291359262ee673bfedbdce319fd84f967b44 (diff) | |
| download | mediapointer-dvb-s2-598bf8dbd0173ee6f112fe6259ea17888b9569ba.tar.gz mediapointer-dvb-s2-598bf8dbd0173ee6f112fe6259ea17888b9569ba.tar.bz2 | |
saa7134: fix: Properly handle busy states on i2c bus
From: Dmitry Belimov <d.belimov@gmail.com>
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 <d.belimov@gmail.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
Diffstat (limited to 'linux/drivers')
| -rw-r--r-- | linux/drivers/media/video/saa7134/saa7134-i2c.c | 2 |
1 files changed, 2 insertions, 0 deletions
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; |