panel/samsung-ams581vf01: Use refcounted allocation in place of devm_kzalloc()

Move to using the new API devm_drm_panel_alloc() to allocate the
panel.

Reviewed-by: Neil Armstrong <neil.armstrong@linaro.org>
Signed-off-by: Anusha Srivatsa <asrivats@redhat.com>
Link: https://lore.kernel.org/r/20250529-b4-drm_panel_mass_driver_convert_part3-v2-8-5d75a3711e40@redhat.com
Signed-off-by: Maxime Ripard <mripard@kernel.org>

diff --git a/drivers/gpu/drm/panel/panel-samsung-ams581vf01.c b/drivers/gpu/drm/panel/panel-samsung-ams581vf01.c
index cf61863122520ea1c2f6179bf51cef01d26db45e..188dd7cf0297f59e716dcd8aba3b03684d723bf9 100644 (file)
--- a/drivers/gpu/drm/panel/panel-samsung-ams581vf01.c
+++ b/drivers/gpu/drm/panel/panel-samsung-ams581vf01.c
@@ -211,9 +211,11 @@ static int ams581vf01_probe(struct mipi_dsi_device *dsi)
        struct ams581vf01 *ctx;
        int ret;
 
-       ctx = devm_kzalloc(dev, sizeof(*ctx), GFP_KERNEL);
-       if (!ctx)
-               return -ENOMEM;
+       ctx = devm_drm_panel_alloc(&dsi->dev, struct ams581vf01, panel,
+                                  &ams581vf01_panel_funcs,
+                                  DRM_MODE_CONNECTOR_DSI);
+       if (IS_ERR(ctx))
+               return PTR_ERR(ctx);
 
        ret = devm_regulator_bulk_get_const(&dsi->dev,
                                            ARRAY_SIZE(ams581vf01_supplies),
@@ -235,8 +237,6 @@ static int ams581vf01_probe(struct mipi_dsi_device *dsi)
        dsi->mode_flags = MIPI_DSI_MODE_VIDEO_BURST |
                          MIPI_DSI_CLOCK_NON_CONTINUOUS | MIPI_DSI_MODE_LPM;
 
-       drm_panel_init(&ctx->panel, dev, &ams581vf01_panel_funcs,
-                      DRM_MODE_CONNECTOR_DSI);
        ctx->panel.prepare_prev_first = true;
 
        ctx->panel.backlight = ams581vf01_create_backlight(dsi);