Commit 3107fc63 authored by Ville Syrjälä's avatar Ville Syrjälä
Browse files

drm/i915: Use mode_config->cursor_width for cursor DDB allocation 



Replace the hardcoded 256 with mode_config->cursor_width
when doing the cursor DDB allocation. Currently 256 is correct
for all SKL+, but this might change in the future. One less place
to change should that happen.

Signed-off-by: default avatarVille Syrjälä <ville.syrjala@linux.intel.com>
Link: https://patch.msgid.link/20251107181126.5743-8-ville.syrjala@linux.intel.com


Reviewed-by: default avatarJani Nikula <jani.nikula@intel.com>
parent 608a7d3f

drivers/gpu/drm/i915/display/skl_watermark.c

+2 −1
Original line number Diff line number Diff line
@@ -635,6 +635,7 @@ skl_cursor_allocation(const struct intel_crtc_state *crtc_state, 
{

	struct intel_display *display = to_intel_display(crtc_state);

	struct intel_plane *plane = to_intel_plane(crtc_state->uapi.crtc->cursor);

	const struct drm_mode_config *mode_config = &display->drm->mode_config;

	const struct drm_format_info *info;

	struct skl_wm_level wm = {};

	int ret, min_ddb_alloc = 0;
@@ -648,7 +649,7 @@ skl_cursor_allocation(const struct intel_crtc_state *crtc_state, 


	info  = drm_get_format_info(display->drm, format, modifier);



	ret = skl_compute_wm_params(crtc_state, 256,

	ret = skl_compute_wm_params(crtc_state, mode_config->cursor_width,

				    info, modifier, DRM_MODE_ROTATE_0,

				    crtc_state->pixel_rate, &wp, 0, 0);

	drm_WARN_ON(display->drm, ret);