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drm/amdgpu/swsmu: always force a state reprogram on init

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commit d420c857d8 upstream.

Always reprogram the hardware state on init.  This ensures
the PMFW state is explicitly programmed and we are not relying
on the default PMFW state.

Closes: https://gitlab.freedesktop.org/drm/amd/-/issues/3131
Reviewed-by: Kenneth Feng <kenneth.feng@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
(cherry picked from commit c50fe289ed)
Cc: stable@vger.kernel.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Alex Deucher 2024-08-22 21:54:24 -04:00 committed by Greg Kroah-Hartman
parent 11182b33fa
commit 39defab0eb
1 changed files with 9 additions and 6 deletions
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13
drivers/gpu/drm/amd/pm/swsmu/amdgpu_smu.c
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@ -1842,7 +1842,8 @@ static int smu_bump_power_profile_mode(struct smu_context *smu,
static int smu_adjust_power_state_dynamic(struct smu_context *smu,
enum amd_dpm_forced_level level,
bool skip_display_settings)
bool skip_display_settings,
bool force_update)
{
int ret = 0;
int index = 0;
@ -1871,7 +1872,7 @@ static int smu_adjust_power_state_dynamic(struct smu_context *smu,
}
}
if (smu_dpm_ctx->dpm_level != level) {
if (force_update || smu_dpm_ctx->dpm_level != level) {
ret = smu_asic_set_performance_level(smu, level);
if (ret) {
dev_err(smu->adev->dev, "Failed to set performance level!");
@ -1887,7 +1888,7 @@ static int smu_adjust_power_state_dynamic(struct smu_context *smu,
index = index > 0 && index <= WORKLOAD_POLICY_MAX ? index - 1 : 0;
workload[0] = smu->workload_setting[index];
if (smu->power_profile_mode != workload[0])
if (force_update || smu->power_profile_mode != workload[0])
smu_bump_power_profile_mode(smu, workload, 0);
}
@ -1908,11 +1909,13 @@ static int smu_handle_task(struct smu_context *smu,
ret = smu_pre_display_config_changed(smu);
if (ret)
return ret;
ret = smu_adjust_power_state_dynamic(smu, level, false);
ret = smu_adjust_power_state_dynamic(smu, level, false, false);
break;
case AMD_PP_TASK_COMPLETE_INIT:
ret = smu_adjust_power_state_dynamic(smu, level, true, true);
break;
case AMD_PP_TASK_READJUST_POWER_STATE:
ret = smu_adjust_power_state_dynamic(smu, level, true);
ret = smu_adjust_power_state_dynamic(smu, level, true, false);
break;
default:
break;