drm/msm/dp: drop struct msm_dp_panel_in

All other submodules pass arguments directly. Drop struct
msm_dp_panel_in that is used to wrap dp_panel's submodule args and pass
all data to msm_dp_panel_get() directly.

Reviewed-by: Stephen Boyd <swboyd@chromium.org>
Reviewed-by: Abhinav Kumar <quic_abhinavk@quicinc.com>
Tested-by: Stephen Boyd <swboyd@chromium.org> # sc7180-trogdor
Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Patchwork: https://patchwork.freedesktop.org/patch/629055/
Link: https://lore.kernel.org/r/20241216-fd-dp-audio-fixup-v4-4-f8d1961cf22f@linaro.org

Author: lumag

drivers/gpu/drm/msm/dp/dp_display.c

@@ -722,9 +722,6 @@ static int msm_dp_init_sub_modules(struct msm_dp_display_private *dp)
 {
 	int rc = 0;
 	struct device *dev = &dp->msm_dp_display.pdev->dev;
-	struct msm_dp_panel_in panel_in = {
-		.dev = dev,
-	};
 	struct phy *phy;
 
 	phy = devm_phy_get(dev, "dp");
@@ -765,11 +762,7 @@ static int msm_dp_init_sub_modules(struct msm_dp_display_private *dp)
 		goto error_link;
 	}
 
-	panel_in.aux = dp->aux;
-	panel_in.catalog = dp->catalog;
-	panel_in.link = dp->link;
-
-	dp->panel = msm_dp_panel_get(&panel_in);
+	dp->panel = msm_dp_panel_get(dev, dp->aux, dp->link, dp->catalog);
 	if (IS_ERR(dp->panel)) {
 		rc = PTR_ERR(dp->panel);
 		DRM_ERROR("failed to initialize panel, rc = %d\n", rc);

drivers/gpu/drm/msm/dp/dp_panel.c

@@ -475,25 +475,26 @@ static int msm_dp_panel_parse_dt(struct msm_dp_panel *msm_dp_panel)
 	return 0;
 }
 
-struct msm_dp_panel *msm_dp_panel_get(struct msm_dp_panel_in *in)
+struct msm_dp_panel *msm_dp_panel_get(struct device *dev, struct drm_dp_aux *aux,
+			      struct msm_dp_link *link, struct msm_dp_catalog *catalog)
 {
 	struct msm_dp_panel_private *panel;
 	struct msm_dp_panel *msm_dp_panel;
 	int ret;
 
-	if (!in->dev || !in->catalog || !in->aux || !in->link) {
+	if (!dev || !catalog || !aux || !link) {
 		DRM_ERROR("invalid input\n");
 		return ERR_PTR(-EINVAL);
 	}
 
-	panel = devm_kzalloc(in->dev, sizeof(*panel), GFP_KERNEL);
+	panel = devm_kzalloc(dev, sizeof(*panel), GFP_KERNEL);
 	if (!panel)
 		return ERR_PTR(-ENOMEM);
 
-	panel->dev = in->dev;
-	panel->aux = in->aux;
-	panel->catalog = in->catalog;
-	panel->link = in->link;
+	panel->dev = dev;
+	panel->aux = aux;
+	panel->catalog = catalog;
+	panel->link = link;
 
 	msm_dp_panel = &panel->msm_dp_panel;
 	msm_dp_panel->max_bw_code = DP_LINK_BW_8_1;

drivers/gpu/drm/msm/dp/dp_panel.h

@@ -21,13 +21,6 @@ struct msm_dp_display_mode {
 	bool out_fmt_is_yuv_420;
 };
 
-struct msm_dp_panel_in {
-	struct device *dev;
-	struct drm_dp_aux *aux;
-	struct msm_dp_link *link;
-	struct msm_dp_catalog *catalog;
-};
-
 struct msm_dp_panel_psr {
 	u8 version;
 	u8 capabilities;
@@ -91,6 +84,7 @@ static inline bool is_lane_count_valid(u32 lane_count)
 		lane_count == 4);
 }
 
-struct msm_dp_panel *msm_dp_panel_get(struct msm_dp_panel_in *in);
+struct msm_dp_panel *msm_dp_panel_get(struct device *dev, struct drm_dp_aux *aux,
+			      struct msm_dp_link *link, struct msm_dp_catalog *catalog);
 void msm_dp_panel_put(struct msm_dp_panel *msm_dp_panel);
 #endif /* _DP_PANEL_H_ */