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authorAnkit Nautiyal <ankit.k.nautiyal@intel.com>2025-04-14 14:27:01 +0530
committerJani Nikula <jani.nikula@intel.com>2025-04-15 10:33:30 +0300
commitec0c7afa70d5ccec44e736b60ed2e7c191d054cb (patch)
tree32e80d82d2ca39fe0013ba7f4e0c02a0a1c802dc
parent8ffd015db85fea3e15a77027fda6c02ced4d2444 (diff)
drm/i915/display: Add macro for checking 3 DSC engines
3 DSC engines per pipe is currently supported only for BMG. Add a macro to check whether a platform supports 3 DSC engines per pipe. v2:Fix Typo in macro argument. (Suraj). Added fixes tag. Bspec: 50175 Fixes: be7f5fcdf4a0 ("drm/i915/dp: Enable 3 DSC engines for 12 slices") Cc: Ankit Nautiyal <ankit.k.nautiyal@intel.com> Cc: Suraj Kandpal <suraj.kandpal@intel.com> Cc: <stable@vger.kernel.org> # v6.14+ Signed-off-by: Ankit Nautiyal <ankit.k.nautiyal@intel.com> Reviewed-by: Suraj Kandpal <suraj.kandpal@intel.com> Link: https://lore.kernel.org/r/20250414085701.2802374-1-ankit.k.nautiyal@intel.com (cherry picked from commit 6998cfce0e1db58c730d08cadc6bfd71e26e2de0) Signed-off-by: Jani Nikula <jani.nikula@intel.com>
-rw-r--r--drivers/gpu/drm/i915/display/intel_display_device.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/display/intel_display_device.h b/drivers/gpu/drm/i915/display/intel_display_device.h
index 717286981687..7a3bb77c7af7 100644
--- a/drivers/gpu/drm/i915/display/intel_display_device.h
+++ b/drivers/gpu/drm/i915/display/intel_display_device.h
@@ -161,6 +161,7 @@ struct intel_display_platforms {
#define HAS_DPT(__display) (DISPLAY_VER(__display) >= 13)
#define HAS_DSB(__display) (DISPLAY_INFO(__display)->has_dsb)
#define HAS_DSC(__display) (DISPLAY_RUNTIME_INFO(__display)->has_dsc)
+#define HAS_DSC_3ENGINES(__display) (DISPLAY_VERx100(__display) == 1401 && HAS_DSC(__display))
#define HAS_DSC_MST(__display) (DISPLAY_VER(__display) >= 12 && HAS_DSC(__display))
#define HAS_FBC(__display) (DISPLAY_RUNTIME_INFO(__display)->fbc_mask != 0)
#define HAS_FBC_DIRTY_RECT(__display) (DISPLAY_VER(__display) >= 30)