Commit 212cf016 authored by Clint Taylor's avatar Clint Taylor Committed by Lucas De Marchi
Browse files

drm/i915/display: Remove FBC capability from fused off pipes 



If a particular pipe is disabled by fuse also remove the FBC for that
pipe.

Bspec: 69464
Cc: Anusha Srivatsa <anusha.srivatsa@intel.com>
Cc: Gustavo Sousa <gustavo.sousa@intel.com>
Signed-off-by: default avatarClint Taylor <clinton.a.taylor@intel.com>
Reviewed-by: default avatarMatt Roper <matthew.d.roper@intel.com>
Reviewed-by: default avatarVinod Govindapillai <vinod.govindapillai@intel.com>
Signed-off-by: default avatarLucas De Marchi <lucas.demarchi@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20230919192128.2045154-4-lucas.demarchi@intel.com
parent 66fad3f2

drivers/gpu/drm/i915/display/intel_display_device.c

+3 −0
Original line number Diff line number Diff line
@@ -1033,16 +1033,19 @@ void intel_display_device_info_runtime_init(struct drm_i915_private *i915) 
		if (dfsm & SKL_DFSM_PIPE_B_DISABLE) {

			display_runtime->pipe_mask &= ~BIT(PIPE_B);

			display_runtime->cpu_transcoder_mask &= ~BIT(TRANSCODER_B);

			display_runtime->fbc_mask &= ~BIT(INTEL_FBC_B);

		}

		if (dfsm & SKL_DFSM_PIPE_C_DISABLE) {

			display_runtime->pipe_mask &= ~BIT(PIPE_C);

			display_runtime->cpu_transcoder_mask &= ~BIT(TRANSCODER_C);

			display_runtime->fbc_mask &= ~BIT(INTEL_FBC_C);

		}



		if (DISPLAY_VER(i915) >= 12 &&

		    (dfsm & TGL_DFSM_PIPE_D_DISABLE)) {

			display_runtime->pipe_mask &= ~BIT(PIPE_D);

			display_runtime->cpu_transcoder_mask &= ~BIT(TRANSCODER_D);

			display_runtime->fbc_mask &= ~BIT(INTEL_FBC_D);

		}



		if (!display_runtime->pipe_mask)