Re: [PATCH 4/4] drm/xe/display: Reduce and streamline d3cold display sequence

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On 2024-09-04 at 04:08:03 +0530, Rodrigo Vivi wrote:
> When going to d3cold we surely don't need to flush commits,
> nor handle fbdev. So, clean this up a bit.
> 
> Also move the opregion call to make the function more symmetric.
> 
> Cc: Imre Deak <imre.deak@xxxxxxxxx>
> Signed-off-by: Rodrigo Vivi <rodrigo.vivi@xxxxxxxxx>
> ---
>  drivers/gpu/drm/xe/display/xe_display.c | 12 +++---------
>  1 file changed, 3 insertions(+), 9 deletions(-)
> 
> diff --git a/drivers/gpu/drm/xe/display/xe_display.c b/drivers/gpu/drm/xe/display/xe_display.c
> index daf9b9baa88a..3fd3e74f1310 100644
> --- a/drivers/gpu/drm/xe/display/xe_display.c
> +++ b/drivers/gpu/drm/xe/display/xe_display.c
> @@ -310,9 +310,6 @@ static void xe_display_to_d3cold(struct xe_device *xe)
>  	 * properly.
>  	 */
>  	intel_power_domains_disable(xe);
> -	intel_fbdev_set_suspend(&xe->drm, FBINFO_STATE_SUSPENDED, true);
How do we make sure fbconsole doesn't use vram to blink the cursor ?

Thanks,
Anshuman.
> -
> -	xe_display_flush_cleanup_work(xe);
>  
>  	intel_dp_mst_suspend(xe);
>  
> @@ -329,18 +326,15 @@ static void xe_display_from_d3cold(struct xe_device *xe)
>  
>  	intel_dmc_resume(xe);
>  
> -	drm_mode_config_reset(&xe->drm);
> -
>  	intel_display_driver_init_hw(xe);
> +
> +	intel_opregion_resume(display);
> +
>  	intel_hpd_init(xe);
>  
>  	/* MST sideband requires HPD interrupts enabled */
>  	intel_dp_mst_resume(xe);
>  
> -	intel_opregion_resume(display);
> -
> -	intel_fbdev_set_suspend(&xe->drm, FBINFO_STATE_RUNNING, false);
> -
>  	intel_power_domains_enable(xe);
>  }
>  
> -- 
> 2.46.0
> 



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