[PATCH v9 4/8] drm/i915/fbc: introduce HAS_FBC_DIRTY_RECT() for FBC dirty rect support

[Vinod Govindapillai <vinod.govindapillai@intel.com>]

Introduce a macro to check if the platform supports FBC dirty
rect capability.

v2: - update to the patch subject

Reviewed-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Signed-off-by: Vinod Govindapillai <vinod.govindapillai@intel.com>
---
 drivers/gpu/drm/i915/display/intel_display_device.h | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/gpu/drm/i915/display/intel_display_device.h b/drivers/gpu/drm/i915/display/intel_display_device.h
index fc33791f02b9..717286981687 100644
--- a/drivers/gpu/drm/i915/display/intel_display_device.h
+++ b/drivers/gpu/drm/i915/display/intel_display_device.h
@@ -163,6 +163,7 @@ struct intel_display_platforms {
 #define HAS_DSC(__display)		(DISPLAY_RUNTIME_INFO(__display)->has_dsc)
 #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)
 #define HAS_FPGA_DBG_UNCLAIMED(__display)	(DISPLAY_INFO(__display)->has_fpga_dbg)
 #define HAS_FW_BLC(__display)		(DISPLAY_VER(__display) >= 3)
 #define HAS_GMBUS_IRQ(__display)	(DISPLAY_VER(__display) >= 4)
-- 
2.43.0