drm/sun4i: vi_scaler: use layer instead of mixer for args

Layer related peripherals should take layer struct as a input. This
looks cleaner and also necessary for proper DE33 support later.

Reviewed-by: Chen-Yu Tsai <wens@kernel.org>
Tested-by: Ryan Walklin <ryan@testtoast.com>
Signed-off-by: Jernej Skrabec <jernej.skrabec@gmail.com>
Link: https://patch.msgid.link/20251104180942.61538-20-jernej.skrabec@gmail.com
Signed-off-by: Chen-Yu Tsai <wens@kernel.org>

Author: jernejsk

drivers/gpu/drm/sun4i/sun8i_ui_layer.c

@@ -104,11 +104,10 @@ static void sun8i_ui_layer_update_coord(struct sun8i_layer *layer,
 		vscale = state->src_h / state->crtc_h;
 
 		if (mixer->cfg->de_type == SUN8I_MIXER_DE33) {
-			sun8i_vi_scaler_setup(mixer, layer->channel, src_w, src_h,
-					      dst_w, dst_h, hscale, vscale,
-					      hphase, vphase,
+			sun8i_vi_scaler_setup(layer, src_w, src_h, dst_w, dst_h,
+					      hscale, vscale, hphase, vphase,
 					      state->fb->format);
-			sun8i_vi_scaler_enable(mixer, layer->channel, true);
+			sun8i_vi_scaler_enable(layer, true);
 		} else {
 			sun8i_ui_scaler_setup(layer, src_w, src_h, dst_w, dst_h,
 					      hscale, vscale, hphase, vphase);
@@ -117,7 +116,7 @@ static void sun8i_ui_layer_update_coord(struct sun8i_layer *layer,
 	} else {
 		DRM_DEBUG_DRIVER("HW scaling is not needed\n");
 		if (mixer->cfg->de_type == SUN8I_MIXER_DE33)
-			sun8i_vi_scaler_enable(mixer, layer->channel, false);
+			sun8i_vi_scaler_enable(layer, false);
 		else
 			sun8i_ui_scaler_enable(layer, false);
 	}

drivers/gpu/drm/sun4i/sun8i_vi_layer.c

@@ -163,13 +163,12 @@ static void sun8i_vi_layer_update_coord(struct sun8i_layer *layer,
 		hscale = (src_w << 16) / dst_w;
 		vscale = (src_h << 16) / dst_h;
 
-		sun8i_vi_scaler_setup(mixer, layer->channel, src_w, src_h, dst_w,
-				      dst_h, hscale, vscale, hphase, vphase,
-				      format);
-		sun8i_vi_scaler_enable(mixer, layer->channel, true);
+		sun8i_vi_scaler_setup(layer, src_w, src_h, dst_w, dst_h,
+				      hscale, vscale, hphase, vphase, format);
+		sun8i_vi_scaler_enable(layer, true);
 	} else {
 		DRM_DEBUG_DRIVER("HW scaling is not needed\n");
-		sun8i_vi_scaler_enable(mixer, layer->channel, false);
+		sun8i_vi_scaler_enable(layer, false);
 	}
 
 	regmap_write(mixer->engine.regs,

drivers/gpu/drm/sun4i/sun8i_vi_scaler.c

@@ -909,11 +909,12 @@ static void sun8i_vi_scaler_set_coeff(struct regmap *map, u32 base,
 	}
 }
 
-void sun8i_vi_scaler_enable(struct sun8i_mixer *mixer, int layer, bool enable)
+void sun8i_vi_scaler_enable(struct sun8i_layer *layer, bool enable)
 {
+	struct sun8i_mixer *mixer = layer->mixer;
 	u32 val, base;
 
-	base = sun8i_vi_scaler_base(mixer, layer);
+	base = sun8i_vi_scaler_base(mixer, layer->channel);
 
 	if (enable)
 		val = SUN8I_SCALER_VSU_CTRL_EN |
@@ -925,16 +926,17 @@ void sun8i_vi_scaler_enable(struct sun8i_mixer *mixer, int layer, bool enable)
 		     SUN8I_SCALER_VSU_CTRL(base), val);
 }
 
-void sun8i_vi_scaler_setup(struct sun8i_mixer *mixer, int layer,
+void sun8i_vi_scaler_setup(struct sun8i_layer *layer,
 			   u32 src_w, u32 src_h, u32 dst_w, u32 dst_h,
 			   u32 hscale, u32 vscale, u32 hphase, u32 vphase,
 			   const struct drm_format_info *format)
 {
+	struct sun8i_mixer *mixer = layer->mixer;
 	u32 chphase, cvphase;
 	u32 insize, outsize;
 	u32 base;
 
-	base = sun8i_vi_scaler_base(mixer, layer);
+	base = sun8i_vi_scaler_base(mixer, layer->channel);
 
 	hphase <<= SUN8I_VI_SCALER_PHASE_FRAC - 16;
 	vphase <<= SUN8I_VI_SCALER_PHASE_FRAC - 16;

drivers/gpu/drm/sun4i/sun8i_vi_scaler.h

@@ -69,8 +69,8 @@
 #define SUN50I_SCALER_VSU_ANGLE_SHIFT(x)		(((x) << 16) & 0xF)
 #define SUN50I_SCALER_VSU_ANGLE_OFFSET(x)		((x) & 0xFF)
 
-void sun8i_vi_scaler_enable(struct sun8i_mixer *mixer, int layer, bool enable);
-void sun8i_vi_scaler_setup(struct sun8i_mixer *mixer, int layer,
+void sun8i_vi_scaler_enable(struct sun8i_layer *layer, bool enable);
+void sun8i_vi_scaler_setup(struct sun8i_layer *layer,
 			   u32 src_w, u32 src_h, u32 dst_w, u32 dst_h,
 			   u32 hscale, u32 vscale, u32 hphase, u32 vphase,
 			   const struct drm_format_info *format);