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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>
This commit is contained in:
Kenneth Feng 2019-05-29 23:20:24 -05:00 committed by Alex Deucher
parent c39f3da4e2
commit 687e8ad076
1 changed files with 3 additions and 3 deletions
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6
drivers/gpu/drm/amd/powerplay/smu_v11_0.c
View File

@ -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;
}