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authorVille Syrjälä <ville.syrjala@linux.intel.com>2022-10-03 14:15:39 +0300
committerTvrtko Ursulin <tvrtko.ursulin@intel.com>2022-10-03 17:55:16 +0100
commitc56453a00f19ccddee302f5f9fe96b80e0b47fd3 (patch)
treee1678624ab5bb0f22dbd92b68b8a38a1f9d10139 /drivers/gpu/drm/i915
parentdrm/i915/psr: Fix PSR_IMR/IIR field handling (diff)
downloadlinux-dev-c56453a00f19ccddee302f5f9fe96b80e0b47fd3.tar.xz
linux-dev-c56453a00f19ccddee302f5f9fe96b80e0b47fd3.zip
drm/i915: Fix watermark calculations for gen12+ RC CCS modifier
Take the gen12+ RC 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: b3e57bccd68a ("drm/i915/tgl: Gen-12 render decompression") 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/20221003111544.8007-2-ville.syrjala@linux.intel.com (cherry picked from commit a89a96a586114f67598c6391c75678b4dba5c2da) 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 01b0932757ed..132baada3e11 100644
--- a/drivers/gpu/drm/i915/display/skl_watermark.c
+++ b/drivers/gpu/drm/i915/display/skl_watermark.c
@@ -1710,10 +1710,12 @@ skl_compute_wm_params(const struct intel_crtc_state *crtc_state,
modifier == I915_FORMAT_MOD_4_TILED ||
modifier == I915_FORMAT_MOD_Yf_TILED ||
modifier == I915_FORMAT_MOD_Y_TILED_CCS ||
- modifier == I915_FORMAT_MOD_Yf_TILED_CCS;
+ modifier == I915_FORMAT_MOD_Yf_TILED_CCS ||
+ modifier == I915_FORMAT_MOD_Y_TILED_GEN12_RC_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_Yf_TILED_CCS ||
+ modifier == I915_FORMAT_MOD_Y_TILED_GEN12_RC_CCS;
wp->is_planar = intel_format_info_is_yuv_semiplanar(format, modifier);
wp->width = width;