[V2 3/6] drm/amd/powerplay: Ignore smu buffer usage

[Xiangliang Yu]

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

Signed-off-by: Xiangliang Yu <Xiangliang.Yu at amd.com>
Signed-off-by: Monk Liu <Monk.Liu at amd.com>
---
 drivers/gpu/drm/amd/powerplay/smumgr/smu7_smumgr.c | 13 +++++++++++--
 1 file changed, 11 insertions(+), 2 deletions(-)

diff --git a/drivers/gpu/drm/amd/powerplay/smumgr/smu7_smumgr.c b/drivers/gpu/drm/amd/powerplay/smumgr/smu7_smumgr.c
index 877445d..0754911 100644
--- a/drivers/gpu/drm/amd/powerplay/smumgr/smu7_smumgr.c
+++ b/drivers/gpu/drm/amd/powerplay/smumgr/smu7_smumgr.c
@@ -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,
-- 
2.7.4