openwrtv4/target/linux/brcm2708/patches-4.4/0438-drm-mipi-dsi-Unregister-bus-at-exit.patch
Álvaro Fernández Rojas 2b1c6b21b5 brcm2708: update linux 4.4 patches to latest version
As usual these patches were extracted and rebased from the raspberry pi repo:
https://github.com/raspberrypi/linux/tree/rpi-4.4.y

Also adds support for Raspberry Pi Compute Module 3 (untested).

Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com>
2016-09-10 14:54:26 +02:00

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Diff

From 229ed4a50a90820a5288c7f839db1f089bed71c4 Mon Sep 17 00:00:00 2001
From: Takashi Iwai <tiwai@suse.de>
Date: Tue, 2 Aug 2016 14:16:42 +0200
Subject: [PATCH] drm/mipi-dsi: Unregister bus at exit
This is a preliminary patch for building drm-mipi-dsi as a module.
Add the module exit callback to unregister the bus properly.
Suggested-by: Thierry Reding <treding@nvidia.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Signed-off-by: Eric Anholt <eric@anholt.net>
---
drivers/gpu/drm/drm_mipi_dsi.c | 6 ++++++
1 file changed, 6 insertions(+)
--- a/drivers/gpu/drm/drm_mipi_dsi.c
+++ b/drivers/gpu/drm/drm_mipi_dsi.c
@@ -928,6 +928,12 @@ static int __init mipi_dsi_bus_init(void
}
postcore_initcall(mipi_dsi_bus_init);
+static void __exit mipi_dsi_bus_exit(void)
+{
+ bus_unregister(&mipi_dsi_bus_type);
+}
+module_exit(mipi_dsi_bus_exit);
+
MODULE_AUTHOR("Andrzej Hajda <a.hajda@samsung.com>");
MODULE_DESCRIPTION("MIPI DSI Bus");
MODULE_LICENSE("GPL and additional rights");