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Commit 77657ad1 authored by Jack Xiao's avatar Jack Xiao Committed by Alex Deucher
Browse files

drm/amdgpu/mes10.1: enable mes FW backdoor loading 



It enables MES FW backdoor loading in ip block functions.

Signed-off-by: default avatarJack Xiao <Jack.Xiao@amd.com>
Reviewed-by: default avatarHawking Zhang <Hawking.Zhang@amd.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent 5c264af7

drivers/gpu/drm/amd/amdgpu/mes_v10_1.c

+36 −0
Original line number Diff line number Diff line
@@ -235,6 +235,8 @@ static int mes_v10_1_load_microcode(struct amdgpu_device *adev) 
		return r;

	}



	mes_v10_1_enable(adev, false);



	WREG32_SOC15(GC, 0, mmCP_MES_IC_BASE_CNTL, 0);



	mutex_lock(&adev->srbm_mutex);
@@ -282,21 +284,55 @@ static int mes_v10_1_load_microcode(struct amdgpu_device *adev) 


static int mes_v10_1_sw_init(void *handle)

{

	int r;

	struct amdgpu_device *adev = (struct amdgpu_device *)handle;



	r = mes_v10_1_init_microcode(adev);

	if (r)

		return r;



	return 0;

}



static int mes_v10_1_sw_fini(void *handle)

{

	struct amdgpu_device *adev = (struct amdgpu_device *)handle;



	mes_v10_1_free_microcode(adev);



	return 0;

}



static int mes_v10_1_hw_init(void *handle)

{

	int r;

	struct amdgpu_device *adev = (struct amdgpu_device *)handle;



	if (adev->firmware.load_type == AMDGPU_FW_LOAD_DIRECT) {

		r = mes_v10_1_load_microcode(adev);

		if (r) {

			DRM_ERROR("failed to MES fw, r=%d\n", r);

			return r;

		}

	} else {

		DRM_ERROR("only support direct fw loading on MES\n");

		return -EINVAL;

	}



	mes_v10_1_enable(adev, true);



	return 0;

}



static int mes_v10_1_hw_fini(void *handle)

{

	struct amdgpu_device *adev = (struct amdgpu_device *)handle;



	mes_v10_1_enable(adev, false);



	if (adev->firmware.load_type == AMDGPU_FW_LOAD_DIRECT)

		mes_v10_1_free_ucode_buffers(adev);



	return 0;

}