diff options
Diffstat (limited to 'drivers/gpu/drm/panel/panel-raspberrypi-touchscreen.c')
| -rw-r--r-- | drivers/gpu/drm/panel/panel-raspberrypi-touchscreen.c | 14 |
1 files changed, 7 insertions, 7 deletions
diff --git a/drivers/gpu/drm/panel/panel-raspberrypi-touchscreen.c b/drivers/gpu/drm/panel/panel-raspberrypi-touchscreen.c index 4618c892cdd6..dc4bb8ad9131 100644 --- a/drivers/gpu/drm/panel/panel-raspberrypi-touchscreen.c +++ b/drivers/gpu/drm/panel/panel-raspberrypi-touchscreen.c @@ -373,9 +373,12 @@ static int rpi_touchscreen_probe(struct i2c_client *i2c) .node = NULL, }; - ts = devm_kzalloc(dev, sizeof(*ts), GFP_KERNEL); - if (!ts) - return -ENOMEM; + ts = devm_drm_panel_alloc(dev, __typeof(*ts), base, + &rpi_touchscreen_funcs, + DRM_MODE_CONNECTOR_DSI); + + if (IS_ERR(ts)) + return PTR_ERR(ts); i2c_set_clientdata(i2c, ts); @@ -400,7 +403,7 @@ static int rpi_touchscreen_probe(struct i2c_client *i2c) rpi_touchscreen_i2c_write(ts, REG_POWERON, 0); /* Look up the DSI host. It needs to probe before we do. */ - endpoint = of_graph_get_next_endpoint(dev->of_node, NULL); + endpoint = of_graph_get_endpoint_by_regs(dev->of_node, 0, -1); if (!endpoint) return -ENODEV; @@ -428,9 +431,6 @@ static int rpi_touchscreen_probe(struct i2c_client *i2c) return PTR_ERR(ts->dsi); } - drm_panel_init(&ts->base, dev, &rpi_touchscreen_funcs, - DRM_MODE_CONNECTOR_DSI); - /* This appears last, as it's what will unblock the DSI host * driver's component bind function. */ |