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authorVille Syrjälä <ville.syrjala@linux.intel.com>2022-10-03 14:15:40 +0300
committerTvrtko Ursulin <tvrtko.ursulin@intel.com>2022-10-03 17:55:19 +0100
commit484b2b9281000274ef7c5cb0a9ebc5da6f5c281c (patch)
tree0e5290f2097ba81af70283ff329e268213ea7b0f /drivers/gpu/drm/i915
parentdrm/i915: Fix watermark calculations for gen12+ RC CCS modifier (diff)
downloadlinux-dev-484b2b9281000274ef7c5cb0a9ebc5da6f5c281c.tar.xz
linux-dev-484b2b9281000274ef7c5cb0a9ebc5da6f5c281c.zip
drm/i915: Fix watermark calculations for gen12+ MC CCS modifier
Take the gen12+ MC CCS modifier into account when calculating the watermarks. Othwerwise we'll calculate the watermarks thinking this Y-tiled modifier is linear. The rc_surface part is actually a nop since that is not used for any glk+ platform. v2: Split RC CCS vs. MC CCS to separate patches Cc: stable@vger.kernel.org Fixes: 2dfbf9d2873a ("drm/i915/tgl: Gen-12 display can decompress surfaces compressed by the media engine") Reviewed-by: Juha-Pekka Heikkila <juhapekka.heikkila@gmail.com> Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com> Link: https://patchwork.freedesktop.org/patch/msgid/20221003111544.8007-3-ville.syrjala@linux.intel.com (cherry picked from commit 91c9651425fe955b1387f3637607dda005f3f710) Signed-off-by: Tvrtko Ursulin <tvrtko.ursulin@intel.com>
Diffstat (limited to 'drivers/gpu/drm/i915')
-rw-r--r--drivers/gpu/drm/i915/display/skl_watermark.c6
1 files changed, 4 insertions, 2 deletions
diff --git a/drivers/gpu/drm/i915/display/skl_watermark.c b/drivers/gpu/drm/i915/display/skl_watermark.c
index 132baada3e11..49fc5e2b56fd 100644
--- a/drivers/gpu/drm/i915/display/skl_watermark.c
+++ b/drivers/gpu/drm/i915/display/skl_watermark.c
@@ -1711,11 +1711,13 @@ skl_compute_wm_params(const struct intel_crtc_state *crtc_state,
modifier == I915_FORMAT_MOD_Yf_TILED ||
modifier == I915_FORMAT_MOD_Y_TILED_CCS ||
modifier == I915_FORMAT_MOD_Yf_TILED_CCS ||
- modifier == I915_FORMAT_MOD_Y_TILED_GEN12_RC_CCS;
+ modifier == I915_FORMAT_MOD_Y_TILED_GEN12_RC_CCS ||
+ modifier == I915_FORMAT_MOD_Y_TILED_GEN12_MC_CCS;
wp->x_tiled = modifier == I915_FORMAT_MOD_X_TILED;
wp->rc_surface = modifier == I915_FORMAT_MOD_Y_TILED_CCS ||
modifier == I915_FORMAT_MOD_Yf_TILED_CCS ||
- modifier == I915_FORMAT_MOD_Y_TILED_GEN12_RC_CCS;
+ modifier == I915_FORMAT_MOD_Y_TILED_GEN12_RC_CCS ||
+ modifier == I915_FORMAT_MOD_Y_TILED_GEN12_MC_CCS;
wp->is_planar = intel_format_info_is_yuv_semiplanar(format, modifier);
wp->width = width;