amd/powerplay: fix the issue of uclk dpm

PPSMC_MSG_SetUclkFastSwitch message can be applied on vega20,
but can't on navi10. This is the prerequisite of uclk dpm on
navi10.

Signed-off-by: Kenneth Feng <kenneth.feng@amd.com>
Reviewed-by: Huang Rui <ray.huang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

diff --git a/drivers/gpu/drm/amd/powerplay/smu_v11_0.c b/drivers/gpu/drm/amd/powerplay/smu_v11_0.c
index 21917762ae28e0ed5c3ab1030ca12723030ecb22..fdd6562b3abf0989ca76df0f930fbedbb6816857 100644 (file)
--- a/drivers/gpu/drm/amd/powerplay/smu_v11_0.c
+++ b/drivers/gpu/drm/amd/powerplay/smu_v11_0.c
@@ -327,7 +327,6 @@ static int smu_v11_0_setup_pptable(struct smu_context *smu)
        hdr = (const struct smc_firmware_header_v1_0 *) adev->pm.fw->data;
        version_major = le16_to_cpu(hdr->header.header_version_major);
        version_minor = le16_to_cpu(hdr->header.header_version_minor);
-
        if (version_major == 2 && smu->smu_table.boot_values.pp_table_id > 0) {
                switch (version_minor) {
                case 0:
@@ -900,8 +899,9 @@ static int smu_v11_0_notify_display_change(struct smu_context *smu)
 
        if (!smu->pm_enabled)
                return ret;
-       if (smu_feature_is_enabled(smu, SMU_FEATURE_DPM_UCLK_BIT))
-           ret = smu_send_smc_msg_with_param(smu, SMU_MSG_SetUclkFastSwitch, 1);
+       if (smu_feature_is_enabled(smu, SMU_FEATURE_DPM_UCLK_BIT) &&
+           smu->adev->gmc.vram_type == AMDGPU_VRAM_TYPE_HBM)
+               ret = smu_send_smc_msg_with_param(smu, SMU_MSG_SetUclkFastSwitch, 1);
 
        return ret;
 }