drm/amdgpu: don't load MEC2 on topaz

Not validated.

Reviewed-by: Ken Wang <Qingqing.Wang@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Cc: stable@vger.kernel.org

drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c

@@ -111,7 +111,6 @@ MODULE_FIRMWARE("amdgpu/topaz_ce.bin");
 MODULE_FIRMWARE("amdgpu/topaz_pfp.bin");
 MODULE_FIRMWARE("amdgpu/topaz_me.bin");
 MODULE_FIRMWARE("amdgpu/topaz_mec.bin");
-MODULE_FIRMWARE("amdgpu/topaz_mec2.bin");
 MODULE_FIRMWARE("amdgpu/topaz_rlc.bin");
 
 MODULE_FIRMWARE("amdgpu/fiji_ce.bin");
@@ -828,7 +827,8 @@ static int gfx_v8_0_init_microcode(struct amdgpu_device *adev)
 	adev->gfx.mec_fw_version = le32_to_cpu(cp_hdr->header.ucode_version);
 	adev->gfx.mec_feature_version = le32_to_cpu(cp_hdr->ucode_feature_version);
 
-	if (adev->asic_type != CHIP_STONEY) {
+	if ((adev->asic_type != CHIP_STONEY) &&
+	    (adev->asic_type != CHIP_TOPAZ)) {
 		snprintf(fw_name, sizeof(fw_name), "amdgpu/%s_mec2.bin", chip_name);
 		err = request_firmware(&adev->gfx.mec2_fw, fw_name, adev->dev);
 		if (!err) {

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

@@ -432,7 +432,7 @@ static uint32_t iceland_smu_get_mask_for_fw_type(uint32_t fw_type)
 		case AMDGPU_UCODE_ID_CP_ME:
 			return UCODE_ID_CP_ME_MASK;
 		case AMDGPU_UCODE_ID_CP_MEC1:
-			return UCODE_ID_CP_MEC_MASK | UCODE_ID_CP_MEC_JT1_MASK | UCODE_ID_CP_MEC_JT2_MASK;
+			return UCODE_ID_CP_MEC_MASK | UCODE_ID_CP_MEC_JT1_MASK;
 		case AMDGPU_UCODE_ID_CP_MEC2:
 			return UCODE_ID_CP_MEC_MASK;
 		case AMDGPU_UCODE_ID_RLC_G:
@@ -522,12 +522,6 @@ static int iceland_smu_request_load_fw(struct amdgpu_device *adev)
 		return -EINVAL;
 	}
 
-	if (iceland_smu_populate_single_firmware_entry(adev, UCODE_ID_CP_MEC_JT2,
-			&toc->entry[toc->num_entries++])) {
-		DRM_ERROR("Failed to get firmware entry for MEC_JT2\n");
-		return -EINVAL;
-	}
-
 	if (iceland_smu_populate_single_firmware_entry(adev, UCODE_ID_SDMA0,
 			&toc->entry[toc->num_entries++])) {
 		DRM_ERROR("Failed to get firmware entry for SDMA0\n");
@@ -550,8 +544,8 @@ static int iceland_smu_request_load_fw(struct amdgpu_device *adev)
 			UCODE_ID_CP_ME_MASK |
 			UCODE_ID_CP_PFP_MASK |
 			UCODE_ID_CP_MEC_MASK |
-			UCODE_ID_CP_MEC_JT1_MASK |
-			UCODE_ID_CP_MEC_JT2_MASK;
+			UCODE_ID_CP_MEC_JT1_MASK;
+
 
 	if (iceland_send_msg_to_smc_with_parameter_without_waiting(adev, PPSMC_MSG_LoadUcodes, fw_to_load)) {
 		DRM_ERROR("Fail to request SMU load ucode\n");