On Tue, 18 Apr 2023, Ville Syrjala <[email protected]> wrote:
> From: Ville Syrjälä <[email protected]>
>
> Rename the scaler binding bits to match the spec more closely.
> Also call the parameters 'plane_id' to make it a bit more clear
> what to pass in.
>
> Signed-off-by: Ville Syrjälä <[email protected]>

Reviewed-by: Jani Nikula <[email protected]>

> ---
>  drivers/gpu/drm/i915/display/skl_scaler.c | 12 ++++++------
>  drivers/gpu/drm/i915/i915_reg.h           |  9 +++++----
>  2 files changed, 11 insertions(+), 10 deletions(-)
>
> diff --git a/drivers/gpu/drm/i915/display/skl_scaler.c 
> b/drivers/gpu/drm/i915/display/skl_scaler.c
> index ec930aec21c4..a96f8ecbeec1 100644
> --- a/drivers/gpu/drm/i915/display/skl_scaler.c
> +++ b/drivers/gpu/drm/i915/display/skl_scaler.c
> @@ -396,7 +396,7 @@ static int intel_atomic_setup_scaler(struct 
> intel_crtc_scaler_state *scaler_stat
>                       mode = PS_SCALER_MODE_PLANAR;
>  
>                       if (linked)
> -                             mode |= PS_PLANE_Y_SEL(linked->id);
> +                             mode |= PS_BINDING_Y_PLANE(linked->id);
>               }
>       } else if (DISPLAY_VER(dev_priv) >= 10) {
>               mode = PS_SCALER_MODE_NORMAL;
> @@ -741,8 +741,8 @@ void skl_pfit_enable(const struct intel_crtc_state 
> *crtc_state)
>  
>       id = scaler_state->scaler_id;
>  
> -     ps_ctrl = skl_scaler_get_filter_select(crtc_state->hw.scaling_filter, 
> 0);
> -     ps_ctrl |=  PS_SCALER_EN | scaler_state->scalers[id].mode;
> +     ps_ctrl = PS_SCALER_EN | PS_BINDING_PIPE | 
> scaler_state->scalers[id].mode |
> +             skl_scaler_get_filter_select(crtc_state->hw.scaling_filter, 0);
>  
>       skl_scaler_setup_filter(dev_priv, pipe, id, 0,
>                               crtc_state->hw.scaling_filter);
> @@ -804,8 +804,8 @@ skl_program_plane_scaler(struct intel_plane *plane,
>               uv_rgb_vphase = skl_scaler_calc_phase(1, vscale, false);
>       }
>  
> -     ps_ctrl = skl_scaler_get_filter_select(plane_state->hw.scaling_filter, 
> 0);
> -     ps_ctrl |= PS_SCALER_EN | PS_PLANE_SEL(plane->id) | scaler->mode;
> +     ps_ctrl = PS_SCALER_EN | PS_BINDING_PLANE(plane->id) | scaler->mode |
> +             skl_scaler_get_filter_select(plane_state->hw.scaling_filter, 0);
>  
>       skl_scaler_setup_filter(dev_priv, pipe, scaler_id, 0,
>                               plane_state->hw.scaling_filter);
> @@ -870,7 +870,7 @@ void skl_scaler_get_config(struct intel_crtc_state 
> *crtc_state)
>               u32 ctl, pos, size;
>  
>               ctl = intel_de_read(dev_priv, SKL_PS_CTRL(crtc->pipe, i));
> -             if ((ctl & (PS_SCALER_EN | PS_PLANE_SEL_MASK)) != PS_SCALER_EN)
> +             if ((ctl & (PS_SCALER_EN | PS_BINDING_MASK)) != (PS_SCALER_EN | 
> PS_BINDING_PIPE))
>                       continue;
>  
>               id = i;
> diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h
> index 919d999a2345..f8e6b86facc3 100644
> --- a/drivers/gpu/drm/i915/i915_reg.h
> +++ b/drivers/gpu/drm/i915/i915_reg.h
> @@ -4056,8 +4056,9 @@
>  #define SKL_PS_SCALER_MODE_NV12 (2 << 28)
>  #define PS_SCALER_MODE_PLANAR (1 << 29)
>  #define PS_SCALER_MODE_NORMAL (0 << 29)
> -#define PS_PLANE_SEL_MASK  (7 << 25)
> -#define PS_PLANE_SEL(plane) (((plane) + 1) << 25)
> +#define PS_BINDING_MASK (7 << 25)
> +#define PS_BINDING_PIPE (0 << 25)
> +#define PS_BINDING_PLANE(plane_id) (((plane_id) + 1) << 25)
>  #define PS_FILTER_MASK         (3 << 23)
>  #define PS_FILTER_MEDIUM       (0 << 23)
>  #define PS_FILTER_PROGRAMMED   (1 << 23)
> @@ -4073,8 +4074,8 @@
>  #define PS_VADAPT_MODE_LEAST_ADAPT (0 << 5)
>  #define PS_VADAPT_MODE_MOD_ADAPT   (1 << 5)
>  #define PS_VADAPT_MODE_MOST_ADAPT  (3 << 5)
> -#define PS_PLANE_Y_SEL_MASK  (7 << 5)
> -#define PS_PLANE_Y_SEL(plane) (((plane) + 1) << 5)
> +#define PS_BINDING_Y_MASK  (7 << 5)
> +#define PS_BINDING_Y_PLANE(plane_id) (((plane_id) + 1) << 5)
>  #define PS_Y_VERT_FILTER_SELECT(set)   ((set) << 4)
>  #define PS_Y_HORZ_FILTER_SELECT(set)   ((set) << 3)
>  #define PS_UV_VERT_FILTER_SELECT(set)  ((set) << 2)

-- 
Jani Nikula, Intel Open Source Graphics Center

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