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drm/amd/powerplay: implement dpm enable functions of uvd & vce for smu 

add function of dpm enable uvd & vce for extern module use.

Signed-off-by: Kevin Wang <kevin1.wang@amd.com>
Reviewed-by: Huang Rui <ray.huang@amd.com>
Acked-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Kevin Wang 2019-01-25 15:10:13 +08:00 committed by Alex Deucher
parent 41a84248ee
commit 72e91f37a8
3 changed files with 34 additions and 3 deletions
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16
drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c
View File

@ -2347,7 +2347,13 @@ static void amdgpu_dpm_change_power_state_locked(struct amdgpu_device *adev)
void amdgpu_dpm_enable_uvd(struct amdgpu_device *adev, bool enable)
{
if (adev->powerplay.pp_funcs->set_powergating_by_smu) {
int ret = 0;
if (is_support_sw_smu(adev)) {
ret = smu_dpm_set_power_gate(&adev->smu, AMD_IP_BLOCK_TYPE_UVD, enable);
if (ret)
DRM_ERROR("[SW SMU]: dpm enable uvd failed, state = %s, ret = %d. \n",
enable ? "true" : "false", ret);
} else if (adev->powerplay.pp_funcs->set_powergating_by_smu) {
/* enable/disable UVD */
mutex_lock(&adev->pm.mutex);
amdgpu_dpm_set_powergating_by_smu(adev, AMD_IP_BLOCK_TYPE_UVD, !enable);
@ -2368,7 +2374,13 @@ void amdgpu_dpm_enable_uvd(struct amdgpu_device *adev, bool enable)
void amdgpu_dpm_enable_vce(struct amdgpu_device *adev, bool enable)
{
if (adev->powerplay.pp_funcs->set_powergating_by_smu) {
int ret = 0;
if (is_support_sw_smu(adev)) {
ret = smu_dpm_set_power_gate(&adev->smu, AMD_IP_BLOCK_TYPE_VCE, enable);
if (ret)
DRM_ERROR("[SW SMU]: dpm enable vce failed, state = %s, ret = %d. \n",
enable ? "true" : "false", ret);
} else if (adev->powerplay.pp_funcs->set_powergating_by_smu) {
/* enable/disable VCE */
mutex_lock(&adev->pm.mutex);
amdgpu_dpm_set_powergating_by_smu(adev, AMD_IP_BLOCK_TYPE_VCE, !enable);

19
drivers/gpu/drm/amd/powerplay/amdgpu_smu.c
View File

@ -29,6 +29,25 @@
#include "smu_v11_0.h"
#include "atom.h"
int smu_dpm_set_power_gate(struct smu_context *smu, uint32_t block_type,
bool gate)
{
int ret = 0;
switch (block_type) {
case AMD_IP_BLOCK_TYPE_UVD:
ret = smu_dpm_set_uvd_enable(smu, gate);
break;
case AMD_IP_BLOCK_TYPE_VCE:
ret = smu_dpm_set_vce_enable(smu, gate);
break;
default:
break;
}
return ret;
}
enum amd_pm_state_type smu_get_current_power_state(struct smu_context *smu)
{
/* not support power state */

2
drivers/gpu/drm/amd/powerplay/inc/amdgpu_smu.h
View File

@ -698,5 +698,5 @@ extern int smu_display_configuration_change(struct smu_context *smu, const
*display_config);
extern int smu_get_current_clocks(struct smu_context *smu,
struct amd_pp_clock_info *clocks);
extern int smu_dpm_set_power_gate(struct smu_context *smu,uint32_t block_type, bool gate);
#endif