panel/samsung-s6e3fa7: 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-v2-16-5d75a3711e40@redhat.com
Signed-off-by: Maxime Ripard <mripard@kernel.org>

diff --git a/drivers/gpu/drm/panel/panel-samsung-s6e3fa7.c b/drivers/gpu/drm/panel/panel-samsung-s6e3fa7.c
index 27a059b55ae526ba41cc61d59e15b780e5d3a934..f4d75eca3cdfa27441fbb1e303dd8894257d4397 100644 (file)
--- a/drivers/gpu/drm/panel/panel-samsung-s6e3fa7.c
+++ b/drivers/gpu/drm/panel/panel-samsung-s6e3fa7.c
@@ -185,9 +185,11 @@ static int s6e3fa7_panel_probe(struct mipi_dsi_device *dsi)
        struct s6e3fa7_panel *ctx;
        int ret;
 
-       ctx = devm_kzalloc(dev, sizeof(*ctx), GFP_KERNEL);
-       if (!ctx)
-               return -ENOMEM;
+       ctx = devm_drm_panel_alloc(dev, struct s6e3fa7_panel, panel,
+                                  &s6e3fa7_panel_funcs,
+                                  DRM_MODE_CONNECTOR_DSI);
+       if (IS_ERR(ctx))
+               return PTR_ERR(ctx);
 
        ctx->reset_gpio = devm_gpiod_get(dev, "reset", GPIOD_OUT_HIGH);
        if (IS_ERR(ctx->reset_gpio))
@@ -202,8 +204,6 @@ static int s6e3fa7_panel_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, &s6e3fa7_panel_funcs,
-                      DRM_MODE_CONNECTOR_DSI);
        ctx->panel.prepare_prev_first = true;
 
        ctx->panel.backlight = s6e3fa7_panel_create_backlight(dsi);