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V4L/DVB (10675): soc-camera: extend soc_camera_bus_param_compatible with more tests 

Add data signal polarity, mode, and bus-width tests to
soc_camera_bus_param_compatible().

Signed-off-by: Guennadi Liakhovetski <g.liakhovetski@gmx.de>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
This commit is contained in:
Guennadi Liakhovetski 2009-02-23 12:13:24 -03:00 committed by Mauro Carvalho Chehab
parent 4f67130ad3
commit f7f41483be
1 changed files with 6 additions and 2 deletions
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8
include/media/soc_camera.h
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@ -239,15 +239,19 @@ static inline struct v4l2_queryctrl const *soc_camera_find_qctrl(
static inline unsigned long soc_camera_bus_param_compatible(
unsigned long camera_flags, unsigned long bus_flags)
{
unsigned long common_flags, hsync, vsync, pclk;
unsigned long common_flags, hsync, vsync, pclk, data, buswidth, mode;
common_flags = camera_flags & bus_flags;
hsync = common_flags & (SOCAM_HSYNC_ACTIVE_HIGH | SOCAM_HSYNC_ACTIVE_LOW);
vsync = common_flags & (SOCAM_VSYNC_ACTIVE_HIGH | SOCAM_VSYNC_ACTIVE_LOW);
pclk = common_flags & (SOCAM_PCLK_SAMPLE_RISING | SOCAM_PCLK_SAMPLE_FALLING);
data = common_flags & (SOCAM_DATA_ACTIVE_HIGH | SOCAM_DATA_ACTIVE_LOW);
mode = common_flags & (SOCAM_MASTER | SOCAM_SLAVE);
buswidth = common_flags & SOCAM_DATAWIDTH_MASK;
return (!hsync || !vsync || !pclk) ? 0 : common_flags;
return (!hsync || !vsync || !pclk || !data || !mode || !buswidth) ? 0 :
common_flags;
}
extern unsigned long soc_camera_apply_sensor_flags(struct soc_camera_link *icl,