[Intel-gfx] [PATCH] drm/i915/dsb: Remove check for dsb in dsb_commit

[Manna, Animesh]

> -----Original Message-----
> From: Nautiyal, Ankit K <ankit.k.nautiyal at intel.com>
> Sent: Thursday, December 22, 2022 12:04 PM
> To: intel-gfx at lists.freedesktop.org
> Cc: Manna, Animesh <animesh.manna at intel.com>;
> ville.syrjala at linux.intel.com
> Subject: [PATCH] drm/i915/dsb: Remove check for dsb in dsb_commit
> 
> The dsb context should be already checked for NULL, before dsb_commit
> gets called. So remove the check for dsb inside dsb_commit.
> 
> Signed-off-by: Ankit Nautiyal <ankit.k.nautiyal at intel.com>

Earlier intel_dsb_commit() is called without null checking of dsb context.
Added the same by the following change.
commit b358c3b98813b1557588a11c894b22915251a2ce
Author: Ville Syrjälä <ville.syrjala at linux.intel.com>
Date:   Wed Nov 23 17:26:34 2022 +0200

    drm/i915: Make DSB lower level
  
The current change LGTM.
Reviewed-by: Animesh Manna <animesh.manna at intel.com>

> ---
>  drivers/gpu/drm/i915/display/intel_dsb.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/drivers/gpu/drm/i915/display/intel_dsb.c
> b/drivers/gpu/drm/i915/display/intel_dsb.c
> index 3d63c1bf1e4f..ce1f8e0c2cd9 100644
> --- a/drivers/gpu/drm/i915/display/intl_dsb.c
> +++ b/drivers/gpu/drm/i915/display/intel_dsb.c
> @@ -228,7 +228,7 @@ void intel_dsb_commit(struct intel_dsb *dsb)
>  	enum pipe pipe = crtc->pipe;
>  	u32 tail;
> 
> -	if (!(dsb && dsb->free_pos))
> +	if (!dsb->free_pos)
>  		return;
> 
>  	if (!intel_dsb_enable_engine(dev_priv, pipe, dsb->id))
> --
> 2.25.1