drm/amdgpu: Add debug masks for HDCP LC FW testing

HDCP Locality Check is being moved to FW, add debug flags to control
its behavior in existing hardware for validation purposes.

Signed-off-by: Dominik Kaszewski <dominik.kaszewski@amd.com>
Reviewed-by: Aurabindo Pillai <aurabindo.pillai@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

diff --git a/drivers/gpu/drm/amd/include/amd_shared.h b/drivers/gpu/drm/amd/include/amd_shared.h
index 485b713cfad0ac5526f0efb965a0729fec8c8bed..4c95b885d1d004c8e58a58f045b6764116b495d4 100644 (file)
--- a/drivers/gpu/drm/amd/include/amd_shared.h
+++ b/drivers/gpu/drm/amd/include/amd_shared.h
@@ -358,6 +358,18 @@ enum DC_DEBUG_MASK {
         * @DC_DISABLE_CUSTOM_BRIGHTNESS_CURVE: If set, disable support for custom brightness curves
         */
        DC_DISABLE_CUSTOM_BRIGHTNESS_CURVE = 0x40000,
+
+       /**
+        * @DC_HDCP_LC_FORCE_FW_ENABLE: If set, use HDCP Locality Check FW
+        * path regardless of reported HW capabilities.
+        */
+       DC_HDCP_LC_FORCE_FW_ENABLE = 0x80000,
+
+       /**
+        * @DC_HDCP_LC_ENABLE_SW_FALLBACK If set, upon HDCP Locality Check FW
+        * path failure, retry using legacy SW path.
+        */
+       DC_HDCP_LC_ENABLE_SW_FALLBACK = 0x100000,
 };
 
 enum amd_dpm_forced_level;