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amd/powerplay: update the vcn pg

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update the vcn pg function in navi10.

Signed-off-by: Kenneth Feng <kenneth.feng@amd.com>
Reviewed-by: Evan Quan <evan.quan@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Kenneth Feng 2019-04-28 17:43:36 +08:00 committed by Alex Deucher
parent 9c62f993ee
commit 162aa5c31a
2 changed files with 16 additions and 4 deletions
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6
drivers/gpu/drm/amd/powerplay/inc/amdgpu_smu.h
View File

@ -439,9 +439,15 @@ struct smu_dpm_context {
struct mclock_latency_table *mclk_latency_table;
};
struct smu_power_gate {
bool uvd_gated;
bool vce_gated;
};
struct smu_power_context {
void *power_context;
uint32_t power_context_size;
struct smu_power_gate power_gate;
};

14
drivers/gpu/drm/amd/powerplay/navi10_ppt.c
View File

@ -521,15 +521,21 @@ static int navi10_set_default_dpm_table(struct smu_context *smu)
static int navi10_dpm_set_uvd_enable(struct smu_context *smu, bool enable)
{
int ret = 0;
struct smu_power_context *smu_power = &smu->smu_power;
struct smu_power_gate *power_gate = &smu_power->power_gate;
if (enable) {
if (enable && power_gate->uvd_gated) {
ret = smu_send_smc_msg_with_param(smu, SMU_MSG_PowerUpVcn, 1);
if (ret)
return ret;
power_gate->uvd_gated = false;
} else {
ret = smu_send_smc_msg(smu, SMU_MSG_PowerDownVcn);
if (ret)
return ret;
if (!enable && !power_gate->uvd_gated) {
ret = smu_send_smc_msg(smu, SMU_MSG_PowerDownVcn);
if (ret)
return ret;
power_gate->uvd_gated = true;
}
}
return 0;