[Intel-gfx] [PATCH i-g-t] ksm_pipe_color: Set legacy gamma values inside loop.

[Lionel Landwerlin]

Hi Bob,

Thanks for spotting this.

Reviewed-by: Lionel Landwerlin <lionel.g.landwerlin at intel.com>

On 11/04/16 18:41, Bob Paauwe wrote:
> When testing multple outputs, make sure to set the gamma values before
> testing the output.  Otherwise we're testing using the gamma values
> that were reset after last output was tested.  Without this, the first
> output passes, but each output after that will fail.
>
> Signed-off-by: Bob Paauwe <bob.j.paauwe at intel.com>
> ---
>   tests/kms_pipe_color.c | 8 ++++----
>   1 file changed, 4 insertions(+), 4 deletions(-)
>
> diff --git a/tests/kms_pipe_color.c b/tests/kms_pipe_color.c
> index f08aabd..9f7ac7e 100644
> --- a/tests/kms_pipe_color.c
> +++ b/tests/kms_pipe_color.c
> @@ -452,10 +452,6 @@ static void test_pipe_legacy_gamma(data_t *data,
>   	green_lut = malloc(sizeof(uint16_t) * legacy_lut_size);
>   	blue_lut = malloc(sizeof(uint16_t) * legacy_lut_size);
>   
> -	red_lut[0] = green_lut[0] = blue_lut[0] = 0;
> -	for (i = 1; i < legacy_lut_size; i++)
> -		red_lut[i] = green_lut[i] = blue_lut[i] = 0xffff;
> -
>   	for_each_connected_output(&data->display, output) {
>   		drmModeModeInfo *mode;
>   		struct igt_fb fb_modeset, fb;
> @@ -500,6 +496,10 @@ static void test_pipe_legacy_gamma(data_t *data,
>   		 */
>   		paint_gradient_rectangles(data, mode, red_green_blue, &fb);
>   		igt_plane_set_fb(primary, &fb);
> +
> +		red_lut[0] = green_lut[0] = blue_lut[0] = 0;
> +		for (i = 1; i < legacy_lut_size; i++)
> +			red_lut[i] = green_lut[i] = blue_lut[i] = 0xffff;
>   		igt_assert_eq(drmModeCrtcSetGamma(data->drm_fd, primary->pipe->crtc_id,
>   						  legacy_lut_size, red_lut, green_lut, blue_lut), 0);
>   		igt_display_commit(&data->display);