Commit 62f6b116 authored by Mukul Joshi's avatar Mukul Joshi Committed by Alex Deucher
Browse files

drm/amdgpu: Enable SDMA utilization for Arcturus 



SDMA utilization calculations are enabled/disabled by
writing to SDMAx_PUB_DUMMY_REG2 register. Currently,
enable this only for Arcturus.

Signed-off-by: default avatarMukul Joshi <mukul.joshi@amd.com>
Reviewed-by: default avatarFelix Kuehling <Felix.Kuehling@amd.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent 6d90a208

drivers/gpu/drm/amd/amdgpu/sdma_v4_0.c

+9 −0
Original line number Diff line number Diff line
@@ -1063,6 +1063,15 @@ static void sdma_v4_0_ctx_switch_enable(struct amdgpu_device *adev, bool enable) 
			WREG32_SDMA(i, mmSDMA0_PHASE2_QUANTUM, phase_quantum);

		}

		WREG32_SDMA(i, mmSDMA0_CNTL, f32_cntl);



		/*

		 * Enable SDMA utilization. Its only supported on

		 * Arcturus for the moment and firmware version 14

		 * and above.

		 */

		if (adev->asic_type == CHIP_ARCTURUS &&

		    adev->sdma.instance[i].fw_version >= 14)

			WREG32_SDMA(i, mmSDMA0_PUB_DUMMY_REG2, enable);

	}



}