summaryrefslogtreecommitdiff
path: root/drivers/gpu/drm/i915
diff options
context:
space:
mode:
authorJosé Roberto de Souza <jose.souza@intel.com>2021-05-14 18:37:11 +0300
committerMatt Roper <matthew.d.roper@intel.com>2021-05-15 05:48:38 +0300
commit1a7910368cba1e76b992b116fc8ba28503e6dcc1 (patch)
tree9cd1cf7c124d872c756368ec0cf35dc9d169151b /drivers/gpu/drm/i915
parent2680bea758f270c11f8a5b78152930b92596f2ef (diff)
downloadlinux-1a7910368cba1e76b992b116fc8ba28503e6dcc1.tar.xz
drm/i915/adl_p: Disable CCS on a-step (Wa_22011186057)
Buffer compression is not usable in A stepping. Cc: Matt Roper <matthew.d.roper@intel.com> Cc: Anusha Srivatsa <anusha.srivatsa@intel.com> Cc: Clinton A Taylor <clinton.a.taylor@intel.com> Cc: Juha-Pekka Heikkilä <juha-pekka.heikkila@intel.com> Signed-off-by: José Roberto de Souza <jose.souza@intel.com> Signed-off-by: Clinton Taylor <Clinton.A.Taylor@intel.com> Signed-off-by: Matt Roper <matthew.d.roper@intel.com> Reviewed-by: Anusha Srivatsa <anusha.srivatsa@intel.com> Link: https://patchwork.freedesktop.org/patch/msgid/20210514153711.2359617-20-matthew.d.roper@intel.com
Diffstat (limited to 'drivers/gpu/drm/i915')
-rw-r--r--drivers/gpu/drm/i915/display/skl_universal_plane.c20
1 files changed, 19 insertions, 1 deletions
diff --git a/drivers/gpu/drm/i915/display/skl_universal_plane.c b/drivers/gpu/drm/i915/display/skl_universal_plane.c
index d51a22d4b28a..9658cde141af 100644
--- a/drivers/gpu/drm/i915/display/skl_universal_plane.c
+++ b/drivers/gpu/drm/i915/display/skl_universal_plane.c
@@ -199,6 +199,13 @@ static const u64 gen12_plane_format_modifiers_rc_ccs[] = {
DRM_FORMAT_MOD_INVALID
};
+static const u64 adlp_step_a_plane_format_modifiers[] = {
+ I915_FORMAT_MOD_Y_TILED,
+ I915_FORMAT_MOD_X_TILED,
+ DRM_FORMAT_MOD_LINEAR,
+ DRM_FORMAT_MOD_INVALID
+};
+
int skl_format_to_fourcc(int format, bool rgb_order, bool alpha)
{
switch (format) {
@@ -1881,6 +1888,10 @@ static bool gen12_plane_supports_mc_ccs(struct drm_i915_private *dev_priv,
IS_TGL_DISPLAY_STEP(dev_priv, STEP_A0, STEP_C0))
return false;
+ /* Wa_22011186057 */
+ if (IS_ADLP_DISPLAY_STEP(dev_priv, STEP_A0, STEP_A0))
+ return false;
+
return plane_id < PLANE_SPRITE4;
}
@@ -1898,8 +1909,12 @@ static bool gen12_plane_format_mod_supported(struct drm_plane *_plane,
case DRM_FORMAT_MOD_LINEAR:
case I915_FORMAT_MOD_X_TILED:
case I915_FORMAT_MOD_Y_TILED:
+ break;
case I915_FORMAT_MOD_Y_TILED_GEN12_RC_CCS:
case I915_FORMAT_MOD_Y_TILED_GEN12_RC_CCS_CC:
+ /* Wa_22011186057 */
+ if (IS_ADLP_DISPLAY_STEP(dev_priv, STEP_A0, STEP_A0))
+ return false;
break;
default:
return false;
@@ -1954,7 +1969,10 @@ static bool gen12_plane_format_mod_supported(struct drm_plane *_plane,
static const u64 *gen12_get_plane_modifiers(struct drm_i915_private *dev_priv,
enum plane_id plane_id)
{
- if (gen12_plane_supports_mc_ccs(dev_priv, plane_id))
+ /* Wa_22011186057 */
+ if (IS_ADLP_DISPLAY_STEP(dev_priv, STEP_A0, STEP_A0))
+ return adlp_step_a_plane_format_modifiers;
+ else if (gen12_plane_supports_mc_ccs(dev_priv, plane_id))
return gen12_plane_format_modifiers_mc_ccs;
else
return gen12_plane_format_modifiers_rc_ccs;