[media] adv7842: composite sd-ram test, clear timings before setting

Must clear timings before setting after test to recover.

Signed-off-by: Martin Bugge <marbugge@cisco.com>
Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <m.chehab@samsung.com>
This commit is contained in:
Martin Bugge 2013-12-05 12:18:14 -03:00 committed by Mauro Carvalho Chehab
parent 019aa8be84
commit 1961b7203f
1 changed files with 7 additions and 2 deletions

View File

@ -2696,6 +2696,7 @@ static int adv7842_command_ram_test(struct v4l2_subdev *sd)
struct i2c_client *client = v4l2_get_subdevdata(sd);
struct adv7842_state *state = to_state(sd);
struct adv7842_platform_data *pdata = client->dev.platform_data;
struct v4l2_dv_timings timings;
int ret = 0;
if (!pdata)
@ -2726,12 +2727,16 @@ static int adv7842_command_ram_test(struct v4l2_subdev *sd)
enable_input(sd);
adv7842_s_dv_timings(sd, &state->timings);
edid_write_vga_segment(sd);
edid_write_hdmi_segment(sd, ADV7842_EDID_PORT_A);
edid_write_hdmi_segment(sd, ADV7842_EDID_PORT_B);
timings = state->timings;
memset(&state->timings, 0, sizeof(struct v4l2_dv_timings));
adv7842_s_dv_timings(sd, &timings);
return ret;
}