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