drm/panel: panasonic-vvx10f034n00: transition to mipi_dsi wrapped functions

Change the panasonic-vvx10f034n00 panel to multi
style functions for improved error handling and
remove redundant error printout.

Signed-off-by: Avinal Kumar <avinal.xlvii@gmail.com>
Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@oss.qualcomm.com>
Reviewed-by: Douglas Anderson <dianders@chromium.org>
Signed-off-by: Douglas Anderson <dianders@chromium.org>
Link: https://patch.msgid.link/20260417061842.66631-3-avinal.xlvii@gmail.com

diff --git a/drivers/gpu/drm/panel/panel-panasonic-vvx10f034n00.c b/drivers/gpu/drm/panel/panel-panasonic-vvx10f034n00.c
index 3c3308fc55df08a24d62fadbef00080667ea3902..d21d93a0700ee8ac71ce108c627e5d083d0f6eab 100644 (file)
--- a/drivers/gpu/drm/panel/panel-panasonic-vvx10f034n00.c
+++ b/drivers/gpu/drm/panel/panel-panasonic-vvx10f034n00.c
@@ -44,14 +44,23 @@ static inline struct wuxga_nt_panel *to_wuxga_nt_panel(struct drm_panel *panel)
 
 static int wuxga_nt_panel_on(struct wuxga_nt_panel *wuxga_nt)
 {
-       return mipi_dsi_turn_on_peripheral(wuxga_nt->dsi);
+       struct mipi_dsi_multi_context dsi_ctx = {
+               .dsi = wuxga_nt->dsi
+       };
+
+       mipi_dsi_turn_on_peripheral_multi(&dsi_ctx);
+       return dsi_ctx.accum_err;
 }
 
 static int wuxga_nt_panel_disable(struct drm_panel *panel)
 {
        struct wuxga_nt_panel *wuxga_nt = to_wuxga_nt_panel(panel);
+       struct mipi_dsi_multi_context dsi_ctx = {
+               .dsi = wuxga_nt->dsi
+       };
 
-       return mipi_dsi_shutdown_peripheral(wuxga_nt->dsi);
+       mipi_dsi_shutdown_peripheral_multi(&dsi_ctx);
+       return dsi_ctx.accum_err;
 }
 
 static int wuxga_nt_panel_unprepare(struct drm_panel *panel)
@@ -94,15 +103,8 @@ static int wuxga_nt_panel_prepare(struct drm_panel *panel)
        msleep(250);
 
        ret = wuxga_nt_panel_on(wuxga_nt);
-       if (ret < 0) {
-               dev_err(panel->dev, "failed to set panel on: %d\n", ret);
-               goto poweroff;
-       }
-
-       return 0;
-
-poweroff:
-       regulator_disable(wuxga_nt->supply);
+       if (ret < 0)
+               regulator_disable(wuxga_nt->supply);
 
        return ret;
 }