Re: [Intel-gfx] [PATCH 1/6] drm/i915: Pass intel_atomic_state around

["Navare, Manasi" <manasi.d.navare@intel.com>]

On Fri, Nov 06, 2020 at 07:30:37PM +0200, Ville Syrjala wrote:
> From: Ville Syrjälä <ville.syrjala@linux.intel.com>
> 
> Pass the whole intel_atomic_state to skl_build_pipe_wm()
> and skl_allocate_pipe_ddb() so we can start to iterate
> stuff containerd in the commit.
> 
> Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>

This looks good to me,

Reviewed-by: Manasi Navare <manasi.d.navare@intel.com>

Manasi

> ---
>  drivers/gpu/drm/i915/intel_pm.c | 24 +++++++++++++-----------
>  1 file changed, 13 insertions(+), 11 deletions(-)
> 
> diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c
> index f54375b11964..e9ac6f1a5d28 100644
> --- a/drivers/gpu/drm/i915/intel_pm.c
> +++ b/drivers/gpu/drm/i915/intel_pm.c
> @@ -4791,9 +4791,11 @@ skl_plane_wm_level(const struct intel_crtc_state *crtc_state,
>  }
>  
>  static int
> -skl_allocate_pipe_ddb(struct intel_crtc_state *crtc_state)
> +skl_allocate_pipe_ddb(struct intel_atomic_state *state,
> +		      struct intel_crtc *crtc)
>  {
> -	struct intel_crtc *crtc = to_intel_crtc(crtc_state->uapi.crtc);
> +	struct intel_crtc_state *crtc_state =
> +		intel_atomic_get_new_crtc_state(state, crtc);
>  	struct drm_i915_private *dev_priv = to_i915(crtc->base.dev);
>  	struct skl_ddb_entry *alloc = &crtc_state->wm.skl.ddb;
>  	u16 alloc_size, start = 0;
> @@ -5583,9 +5585,12 @@ static int icl_build_plane_wm(struct intel_crtc_state *crtc_state,
>  	return 0;
>  }
>  
> -static int skl_build_pipe_wm(struct intel_crtc_state *crtc_state)
> +static int skl_build_pipe_wm(struct intel_atomic_state *state,
> +			     struct intel_crtc *crtc)
>  {
> -	struct drm_i915_private *dev_priv = to_i915(crtc_state->uapi.crtc->dev);
> +	struct drm_i915_private *dev_priv = to_i915(crtc->base.dev);
> +	struct intel_crtc_state *crtc_state =
> +		intel_atomic_get_new_crtc_state(state, crtc);
>  	struct skl_pipe_wm *pipe_wm = &crtc_state->wm.skl.optimal;
>  	struct intel_plane *plane;
>  	const struct intel_plane_state *plane_state;
> @@ -5794,7 +5799,7 @@ skl_compute_ddb(struct intel_atomic_state *state)
>  
>  	for_each_oldnew_intel_crtc_in_state(state, crtc, old_crtc_state,
>  					    new_crtc_state, i) {
> -		ret = skl_allocate_pipe_ddb(new_crtc_state);
> +		ret = skl_allocate_pipe_ddb(state, crtc);
>  		if (ret)
>  			return ret;
>  
> @@ -6092,7 +6097,6 @@ skl_compute_wm(struct intel_atomic_state *state)
>  {
>  	struct intel_crtc *crtc;
>  	struct intel_crtc_state *new_crtc_state;
> -	struct intel_crtc_state *old_crtc_state;
>  	int ret, i;
>  
>  	ret = skl_ddb_add_affected_pipes(state);
> @@ -6104,9 +6108,8 @@ skl_compute_wm(struct intel_atomic_state *state)
>  	 * Note that skl_ddb_add_affected_pipes may have added more CRTC's that
>  	 * weren't otherwise being modified if pipe allocations had to change.
>  	 */
> -	for_each_oldnew_intel_crtc_in_state(state, crtc, old_crtc_state,
> -					    new_crtc_state, i) {
> -		ret = skl_build_pipe_wm(new_crtc_state);
> +	for_each_new_intel_crtc_in_state(state, crtc, new_crtc_state, i) {
> +		ret = skl_build_pipe_wm(state, crtc);
>  		if (ret)
>  			return ret;
>  	}
> @@ -6124,8 +6127,7 @@ skl_compute_wm(struct intel_atomic_state *state)
>  	 * based on how much ddb is available. Now we can actually
>  	 * check if the final watermarks changed.
>  	 */
> -	for_each_oldnew_intel_crtc_in_state(state, crtc, old_crtc_state,
> -					    new_crtc_state, i) {
> +	for_each_new_intel_crtc_in_state(state, crtc, new_crtc_state, i) {
>  		ret = skl_wm_add_affected_planes(state, crtc);
>  		if (ret)
>  			return ret;
> -- 
> 2.26.2
> 
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