[igt-dev] [PATCH i-g-t 2/6] RFC tests/i915/kms_frontbuffer_tracking: xe doesn't support tiling as of now

[Modem, Bhanuprakash]

On Tue-13-06-2023 12:31 am, Kunal Joshi wrote:
> XE doesn't support tiling as of now, so set tiling to linear
> 
> v2: use is_xe_device() instead of static variable (Jouni)
>      assert if xe device and unsupported tiling method specified
>      in opt handler (Jouni)
> v3: Fix condition in igt_assert
> v4: Keep tiling check in igt_require (Bhanu)
> v5: Handle opt.tiling elegantly (Bhanu)
> 
> Signed-off-by: Kunal Joshi <kunal1.joshi at intel.com>
> ---
>   tests/i915/kms_frontbuffer_tracking.c | 15 ++++++++++++++-
>   1 file changed, 14 insertions(+), 1 deletion(-)
> 
> diff --git a/tests/i915/kms_frontbuffer_tracking.c b/tests/i915/kms_frontbuffer_tracking.c
> index c2b99670..61403afb 100644
> --- a/tests/i915/kms_frontbuffer_tracking.c
> +++ b/tests/i915/kms_frontbuffer_tracking.c
> @@ -261,7 +261,6 @@ struct {
>   	.only_pipes = PIPE_COUNT,
>   	.shared_fb_x_offset = 248,
>   	.shared_fb_y_offset = 500,
> -	.tiling = TILING_DEFAULT,
>   };
>   
>   struct modeset_params {
> @@ -1341,6 +1340,16 @@ static void setup_drm(void)
>   	drm.fd = drm_open_driver_master(DRIVER_INTEL | DRIVER_XE);
>   	drm.debugfs = igt_debugfs_dir(drm.fd);
>   
> +	/*
> +	 * Skip if xe device and unsupported tiling method specified
> +	 * in opt_handler
> +	 */
> +	if (opt.tiling)
> +		igt_require(is_i915_device(drm.fd) ||
> +			    (is_xe_device(drm.fd) && opt.tiling == TILING_LINEAR));
> +	else
> +		opt.tiling = is_i915_device(drm.fd) ? TILING_DEFAULT : TILING_LINEAR;

LGTM:
Reviewed-by: Bhanuprakash Modem <bhanuprakash.modem at intel.com>

- Bhanu

> +
>   	kmstest_set_vt_graphics_mode();
>   	igt_display_require(&drm.display, drm.fd);
>   
> @@ -3634,6 +3643,7 @@ igt_main_args("", long_options, help_str, opt_handler, NULL)
>   
>   			for (t.tiling = TILING_LINEAR; t.tiling < TILING_COUNT;
>   			     t.tiling++) {
> +
>   				if (t.tiling == TILING_X)
>   					continue;
>   
> @@ -3646,6 +3656,9 @@ igt_main_args("", long_options, help_str, opt_handler, NULL)
>   					      feature_str(t.feature),
>   					      tiling_str(t.tiling)) {
>   
> +					if (is_xe_device(drm.fd))
> +						igt_require(t.tiling == TILING_LINEAR);
> +
>   					/* Tiling Y is only supported on GEN9+ */
>   					if (t.tiling == TILING_Y) {
>   						igt_require(AT_LEAST_GEN(devid, 9));