[PATCH V2 02/10] drm/panel: himax-hx8394: Drop shutdown logic

Chris Morgan
2023-12-04T18:57:27Z

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>
---
drivers/gpu/drm/panel/panel-himax-hx8394.c | 17 -----------------
1 file changed, 17 deletions(-)

diff --git a/drivers/gpu/drm/panel/panel-himax-hx8394.c b/drivers/gpu/drm/panel/panel-himax-hx8394.c
index 3823ff388b96..d8e590d5e1da 100644
--- a/drivers/gpu/drm/panel/panel-himax-hx8394.c
+++ b/drivers/gpu/drm/panel/panel-himax-hx8394.c
@@ -390,27 +390,11 @@ static int hx8394_probe(struct mipi_dsi_device *dsi)
return 0;
}

-static void hx8394_shutdown(struct mipi_dsi_device *dsi)
-{
- struct hx8394 *ctx = mipi_dsi_get_drvdata(dsi);
- int ret;
-
- ret = drm_panel_disable(&ctx->panel);
- if (ret < 0)
- dev_err(&dsi->dev, "Failed to disable panel: %d\n", ret);
-
- ret = drm_panel_unprepare(&ctx->panel);
- if (ret < 0)
- dev_err(&dsi->dev, "Failed to unprepare panel: %d\n", ret);
-}
-
static void hx8394_remove(struct mipi_dsi_device *dsi)
{
struct hx8394 *ctx = mipi_dsi_get_drvdata(dsi);
int ret;

- hx8394_shutdown(dsi);
-
ret = mipi_dsi_detach(dsi);
if (ret < 0)
dev_err(&dsi->dev, "Failed to detach from DSI host: %d\n", ret);
@@ -427,7 +411,6 @@ MODULE_DEVICE_TABLE(of, hx8394_of_match);
static struct mipi_dsi_driver hx8394_driver = {
.probe = hx8394_probe,
.remove = hx8394_remove,
- .shutdown = hx8394_shutdown,
.driver = {
.name = DRV_NAME,
.of_match_table = hx8394_of_match,
--
2.34.1