On Fri, Apr 27, 2018 at 02:18:40PM +0800, Rex Zhu wrote:
> with dpm enabled, need to get active crtcs in dc/no-dc mode.
>
> caused by
> 'commit ebb649667a31 ("drm/amdgpu: Set pm_display_cfg in non-dc mode")'
>
> Signed-off-by: Rex Zhu <[email protected]>
Reviewed-by: Huang Rui <[email protected]>
> ---
> drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c | 32 ++++++++++++++++----------------
> 1 file changed, 16 insertions(+), 16 deletions(-)
>
> diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c
> b/drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c
> index 2c82126..b455da4 100644
> --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c
> +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c
> @@ -1878,26 +1878,26 @@ void amdgpu_pm_compute_clocks(struct amdgpu_device
> *adev)
> amdgpu_fence_wait_empty(ring);
> }
>
> - if (!amdgpu_device_has_dc_support(adev)) {
> - mutex_lock(&adev->pm.mutex);
> - amdgpu_dpm_get_active_displays(adev);
> - adev->pm.pm_display_cfg.num_display =
> adev->pm.dpm.new_active_crtcs;
> - adev->pm.pm_display_cfg.vrefresh =
> amdgpu_dpm_get_vrefresh(adev);
> - adev->pm.pm_display_cfg.min_vblank_time =
> amdgpu_dpm_get_vblank_time(adev);
> - /* we have issues with mclk switching with refresh rates over
> 120 hz on the non-DC code. */
> - if (adev->pm.pm_display_cfg.vrefresh > 120)
> - adev->pm.pm_display_cfg.min_vblank_time = 0;
> - if (adev->powerplay.pp_funcs->display_configuration_change)
> - adev->powerplay.pp_funcs->display_configuration_change(
> -
> adev->powerplay.pp_handle,
> -
> &adev->pm.pm_display_cfg);
> - mutex_unlock(&adev->pm.mutex);
> - }
> -
> if (adev->powerplay.pp_funcs->dispatch_tasks) {
> + if (!amdgpu_device_has_dc_support(adev)) {
> + mutex_lock(&adev->pm.mutex);
> + amdgpu_dpm_get_active_displays(adev);
> + adev->pm.pm_display_cfg.num_display =
> adev->pm.dpm.new_active_crtcs;
> + adev->pm.pm_display_cfg.vrefresh =
> amdgpu_dpm_get_vrefresh(adev);
> + adev->pm.pm_display_cfg.min_vblank_time =
> amdgpu_dpm_get_vblank_time(adev);
> + /* we have issues with mclk switching with refresh
> rates over 120 hz on the non-DC code. */
> + if (adev->pm.pm_display_cfg.vrefresh > 120)
> + adev->pm.pm_display_cfg.min_vblank_time = 0;
> + if
> (adev->powerplay.pp_funcs->display_configuration_change)
> +
> adev->powerplay.pp_funcs->display_configuration_change(
> +
> adev->powerplay.pp_handle,
> +
> &adev->pm.pm_display_cfg);
> + mutex_unlock(&adev->pm.mutex);
> + }
> amdgpu_dpm_dispatch_task(adev,
> AMD_PP_TASK_DISPLAY_CONFIG_CHANGE, NULL);
> } else {
> mutex_lock(&adev->pm.mutex);
> + amdgpu_dpm_get_active_displays(adev);
> /* update battery/ac status */
> if (power_supply_is_system_supplied() > 0)
> adev->pm.dpm.ac_power = true;
> --
> 1.9.1
>
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