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drm/i915/tgl: Add Wa_14010477008:tgl

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Media decompression support should not be advertised on any display
planes for steppings A0-C0.

Bspec: 53273
Fixes: 2dfbf9d287 ("drm/i915/tgl: Gen-12 display can decompress surfaces compressed by the media engine")
Cc: Matt Atwood <matthew.s.atwood@intel.com>
Signed-off-by: Matt Roper <matthew.d.roper@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20200414211118.2787489-3-matthew.d.roper@intel.com
Reviewed-by: José Roberto de Souza <jose.souza@intel.com>
(cherry picked from commit dbff5a8db9)
Signed-off-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
This commit is contained in:
Matt Roper 2020-04-14 14:11:17 -07:00 committed by Rodrigo Vivi
parent 5809e8f8ee
commit 81fdd7bfeb
2 changed files with 14 additions and 5 deletions
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17
drivers/gpu/drm/i915/display/intel_sprite.c
View File

@ -2817,19 +2817,25 @@ static bool skl_plane_format_mod_supported(struct drm_plane *_plane,
}
}
static bool gen12_plane_supports_mc_ccs(enum plane_id plane_id)
static bool gen12_plane_supports_mc_ccs(struct drm_i915_private *dev_priv,
enum plane_id plane_id)
{
/* Wa_14010477008:tgl[a0..c0] */
if (IS_TGL_REVID(dev_priv, TGL_REVID_A0, TGL_REVID_C0))
return false;
return plane_id < PLANE_SPRITE4;
}
static bool gen12_plane_format_mod_supported(struct drm_plane *_plane,
u32 format, u64 modifier)
{
struct drm_i915_private *dev_priv = to_i915(_plane->dev);
struct intel_plane *plane = to_intel_plane(_plane);
switch (modifier) {
case I915_FORMAT_MOD_Y_TILED_GEN12_MC_CCS:
if (!gen12_plane_supports_mc_ccs(plane->id))
if (!gen12_plane_supports_mc_ccs(dev_priv, plane->id))
return false;
/* fall through */
case DRM_FORMAT_MOD_LINEAR:
@ -2998,9 +3004,10 @@ static const u32 *icl_get_plane_formats(struct drm_i915_private *dev_priv,
}
}
static const u64 *gen12_get_plane_modifiers(enum plane_id plane_id)
static const u64 *gen12_get_plane_modifiers(struct drm_i915_private *dev_priv,
enum plane_id plane_id)
{
if (gen12_plane_supports_mc_ccs(plane_id))
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;
@ -3070,7 +3077,7 @@ skl_universal_plane_create(struct drm_i915_private *dev_priv,
plane->has_ccs = skl_plane_has_ccs(dev_priv, pipe, plane_id);
if (INTEL_GEN(dev_priv) >= 12) {
modifiers = gen12_get_plane_modifiers(plane_id);
modifiers = gen12_get_plane_modifiers(dev_priv, plane_id);
plane_funcs = &gen12_plane_funcs;
} else {
if (plane->has_ccs)

2
drivers/gpu/drm/i915/i915_drv.h
View File

@ -1507,6 +1507,8 @@ IS_SUBPLATFORM(const struct drm_i915_private *i915,
(IS_ICELAKE(p) && IS_REVID(p, since, until))
#define TGL_REVID_A0 0x0
#define TGL_REVID_B0 0x1
#define TGL_REVID_C0 0x2
#define IS_TGL_REVID(p, since, until) \
(IS_TIGERLAKE(p) && IS_REVID(p, since, until))