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

It enables MES FW backdoor loading in ip block functions.

Signed-off-by: Jack Xiao <Jack.Xiao@amd.com>
Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

diff --git a/drivers/gpu/drm/amd/amdgpu/mes_v10_1.c b/drivers/gpu/drm/amd/amdgpu/mes_v10_1.c
index 0644ca0..0d92b88 100644 (file)
--- a/drivers/gpu/drm/amd/amdgpu/mes_v10_1.c
+++ b/drivers/gpu/drm/amd/amdgpu/mes_v10_1.c
@@ -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;
 }