drm/panel-elida-kd35t133: Drop shutdown logic

The driver shutdown is duplicate as it calls drm_unprepare and
drm_disable which are called anyway when associated drivers are
shutdown/removed.

Signed-off-by: Chris Morgan <macromorgan@hotmail.com>
Reviewed-by: Neil Armstrong <neil.armstrong@linaro.org>
Link: https://lore.kernel.org/r/20231117194405.1386265-5-macroalpha82@gmail.com
Signed-off-by: Neil Armstrong <neil.armstrong@linaro.org>
Link: https://patchwork.freedesktop.org/patch/msgid/20231117194405.1386265-5-macroalpha82@gmail.com

diff --git a/drivers/gpu/drm/panel/panel-elida-kd35t133.c b/drivers/gpu/drm/panel/panel-elida-kd35t133.c
index 29b4ee63d83b52dee64c85663ad9743df4e30915..fea3d9e8490517a2e89e19b0ad7cb9a30ac9d59d 100644 (file)
--- a/drivers/gpu/drm/panel/panel-elida-kd35t133.c
+++ b/drivers/gpu/drm/panel/panel-elida-kd35t133.c
@@ -296,27 +296,11 @@ static int kd35t133_probe(struct mipi_dsi_device *dsi)
        return 0;
 }
 
-static void kd35t133_shutdown(struct mipi_dsi_device *dsi)
-{
-       struct kd35t133 *ctx = mipi_dsi_get_drvdata(dsi);
-       int ret;
-
-       ret = drm_panel_unprepare(&ctx->panel);
-       if (ret < 0)
-               dev_err(&dsi->dev, "Failed to unprepare panel: %d\n", ret);
-
-       ret = drm_panel_disable(&ctx->panel);
-       if (ret < 0)
-               dev_err(&dsi->dev, "Failed to disable panel: %d\n", ret);
-}
-
 static void kd35t133_remove(struct mipi_dsi_device *dsi)
 {
        struct kd35t133 *ctx = mipi_dsi_get_drvdata(dsi);
        int ret;
 
-       kd35t133_shutdown(dsi);
-
        ret = mipi_dsi_detach(dsi);
        if (ret < 0)
                dev_err(&dsi->dev, "Failed to detach from DSI host: %d\n", ret);
@@ -337,7 +321,6 @@ static struct mipi_dsi_driver kd35t133_driver = {
        },
        .probe  = kd35t133_probe,
        .remove = kd35t133_remove,
-       .shutdown = kd35t133_shutdown,
 };
 module_mipi_dsi_driver(kd35t133_driver);