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SubjectRe: [PATCH 4.2.y-ckt 195/273] drm/radeon/pm: adjust display configuration after powerstate
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On Mon, 2016-03-07 at 14:49 -0800, Kamal Mostafa wrote:
> 4.2.8-ckt5 -stable review patch.  If anyone has any objections,
> please let me know.

I'm dropping this patch from 4.2-stable, per
https://lkml.org/lkml/2016/3/9/406

 -Kamal

> ---8<------------------------------------------------------------
>
> From: Alex Deucher <alexander.deucher@amd.com>
>
> commit 39d4275058baf53e89203407bf3841ff2c74fa32 upstream.
>
> set_power_state defaults to no displays, so we need to update
> the display configuration after setting up the powerstate on the
> first call. In most cases this is not an issue since ends up
> getting called multiple times at any given modeset and the proper
> order is achieved in the display changed handling at the top of
> the function.
>
> Reviewed-by: Christian König <christian.koenig@amd.com>
> Acked-by: Jordan Lazare <Jordan.Lazare@amd.com>
> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
> Signed-off-by: Kamal Mostafa <kamal@canonical.com>
> ---
>  drivers/gpu/drm/radeon/radeon_pm.c | 5 +++--
>  1 file changed, 3 insertions(+), 2 deletions(-)
>
> diff --git a/drivers/gpu/drm/radeon/radeon_pm.c
> b/drivers/gpu/drm/radeon/radeon_pm.c
> index 6e012f0..77f15a1 100644
> --- a/drivers/gpu/drm/radeon/radeon_pm.c
> +++ b/drivers/gpu/drm/radeon/radeon_pm.c
> @@ -1079,8 +1079,6 @@ force:
>  
>   /* update display watermarks based on new power state */
>   radeon_bandwidth_update(rdev);
> - /* update displays */
> - radeon_dpm_display_configuration_changed(rdev);
>  
>   rdev->pm.dpm.current_active_crtcs = rdev-
> >pm.dpm.new_active_crtcs;
>   rdev->pm.dpm.current_active_crtc_count = rdev-
> >pm.dpm.new_active_crtc_count;
> @@ -1101,6 +1099,9 @@ force:
>  
>   radeon_dpm_post_set_power_state(rdev);
>  
> + /* update displays */
> + radeon_dpm_display_configuration_changed(rdev);
> +
>   if (rdev->asic->dpm.force_performance_level) {
>   if (rdev->pm.dpm.thermal_active) {
>   enum radeon_dpm_forced_level level = rdev-
> >pm.dpm.forced_level;

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