4.9-stable review patch. If anyone has any objections, please let me know.
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From: Philipp Zabel p.zabel@pengutronix.de
commit f2c61f98e0b5f8b53b8fb860e5dcdd661bde7d0b upstream.
The below mentioned fix contains a small but severe bug, fix it to make the driver work again.
Fixes: 3538aa6ecfb2 ("[media] tc358743: fix register i2c_rd/wr functions")
Cc: Hans Verkuil hans.verkuil@cisco.com Cc: Mauro Carvalho Chehab mchehab@s-opensource.com Signed-off-by: Philipp Zabel p.zabel@pengutronix.de Acked-by: Arnd Bergmann arnd@arndb.de Signed-off-by: Hans Verkuil hansverk@cisco.com Signed-off-by: Mauro Carvalho Chehab mchehab@s-opensource.com Cc: Ben Hutchings ben.hutchings@codethink.co.uk Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org
--- drivers/media/i2c/tc358743.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
--- a/drivers/media/i2c/tc358743.c +++ b/drivers/media/i2c/tc358743.c @@ -222,7 +222,7 @@ static void i2c_wr8(struct v4l2_subdev * static void i2c_wr8_and_or(struct v4l2_subdev *sd, u16 reg, u8 mask, u8 val) { - i2c_wrreg(sd, reg, (i2c_rdreg(sd, reg, 2) & mask) | val, 2); + i2c_wrreg(sd, reg, (i2c_rdreg(sd, reg, 1) & mask) | val, 1); }
static u16 i2c_rd16(struct v4l2_subdev *sd, u16 reg)