Commit e224e4f1 authored by Xiangliang Yu's avatar Xiangliang Yu Committed by Alex Deucher
Browse files

drm/amd/powerplay: Ignore smu buffer usage 



SMU buffer is used for power feature, but for virtualization, the
power is controlled by hypervisor. Ignore it.

Signed-off-by: default avatarXiangliang Yu <Xiangliang.Yu@amd.com>
Signed-off-by: default avatarMonk Liu <Monk.Liu@amd.com>
Reviewed-by: default avatarAlex Deucher <alexander.deucher@amd.com>
Acked-by: default avatarChristian König <christian.koenig@amd.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent ed91dd49

drivers/gpu/drm/amd/powerplay/smumgr/smu7_smumgr.c

+11 −2
Original line number Diff line number Diff line
@@ -407,8 +407,14 @@ int smu7_request_smu_load_fw(struct pp_smumgr *smumgr) 
					0x0);



	if (smumgr->chip_id > CHIP_TOPAZ) { /* add support for Topaz */

		smu7_send_msg_to_smc_with_parameter(smumgr, PPSMC_MSG_SMU_DRAM_ADDR_HI, smu_data->smu_buffer.mc_addr_high);

		smu7_send_msg_to_smc_with_parameter(smumgr, PPSMC_MSG_SMU_DRAM_ADDR_LO, smu_data->smu_buffer.mc_addr_low);

		if (!cgs_is_virtualization_enabled(smumgr->device)) {

			smu7_send_msg_to_smc_with_parameter(smumgr,

						PPSMC_MSG_SMU_DRAM_ADDR_HI,

						smu_data->smu_buffer.mc_addr_high);

			smu7_send_msg_to_smc_with_parameter(smumgr,

						PPSMC_MSG_SMU_DRAM_ADDR_LO,

						smu_data->smu_buffer.mc_addr_low);

		}

		fw_to_load = UCODE_ID_RLC_G_MASK

			   + UCODE_ID_SDMA0_MASK

			   + UCODE_ID_SDMA1_MASK
@@ -566,6 +572,9 @@ int smu7_init(struct pp_smumgr *smumgr) 
		(cgs_handle_t)smu_data->header_buffer.handle);

		return -EINVAL);



	if (cgs_is_virtualization_enabled(smumgr->device))

		return 0;



	smu_allocate_memory(smumgr->device,

		smu_data->smu_buffer.data_size,

		CGS_GPU_MEM_TYPE__VISIBLE_CONTIG_FB,

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