From: Ville Syrjälä Date: Mon, 3 Oct 2022 11:15:39 +0000 (+0300) Subject: drm/i915: Fix watermark calculations for gen12+ RC CCS modifier X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=c56453a00f19ccddee302f5f9fe96b80e0b47fd3;p=linux.git 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 Signed-off-by: Ville Syrjälä 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 --- diff --git a/drivers/gpu/drm/i915/display/skl_watermark.c b/drivers/gpu/drm/i915/display/skl_watermark.c index 01b0932757ed7..132baada3e115 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;