openkylin
/
linux
mirror of https://gitee.com/openkylin/linux.git
9
0
Fork 0
Code Issues Projects Releases Wiki Activity

[media] cx231xx: Allow some boards to not use I2C port 3 

Some devices don't need to use it. So allow to just disable this logic.
Having it enabled on some devices cause power management to complain,
generating error -71.

Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
This commit is contained in:
Mauro Carvalho Chehab 2011-01-31 16:25:39 -03:00
parent 2f86138706
commit 38f5ddc1bf
2 changed files with 3 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
drivers/media/video/cx231xx/cx231xx-avcore.c
View File

@ -1271,6 +1271,8 @@ int cx231xx_enable_i2c_port_3(struct cx231xx *dev, bool is_port_3)
int status = 0;
bool current_is_port_3;
if (dev->board.dont_use_port_3)
is_port_3 = false;
status = cx231xx_read_ctrl_reg(dev, VRT_GET_REGISTER,
PWR_CTL_EN, value, 4);
if (status < 0)

1
drivers/media/video/cx231xx/cx231xx.h
View File

@ -357,6 +357,7 @@ struct cx231xx_board {
unsigned int valid:1;
unsigned int no_alt_vanc:1;
unsigned int external_av:1;
unsigned int dont_use_port_3:1;
unsigned char xclk, i2c_speed;