[PATCH RESEND] drm/rockchip: Unregister platform drivers in reverse order

Andy Yan andyshrk at 163.com
Mon Aug 12 02:14:22 UTC 2024


Hi Cristian,

At 2024-08-08 19:58:02, "Cristian Ciocaltea" <cristian.ciocaltea at collabora.com> wrote:
>Move rockchip_drm_platform_driver unregistration after its sub-drivers,
>which ensures all drivers are unregistered in the reverse order used
>when they were registered.

Would you please provied some detail information about how to reproduce this
issue this patch try to fix?Or some kernel log when this issue   triggered。
>
>Fixes: 8820b68bd378 ("drm/rockchip: Refactor the component match logic.")
>Signed-off-by: Cristian Ciocaltea <cristian.ciocaltea at collabora.com>
>---
> drivers/gpu/drm/rockchip/rockchip_drm_drv.c | 3 +--
> 1 file changed, 1 insertion(+), 2 deletions(-)
>
>diff --git a/drivers/gpu/drm/rockchip/rockchip_drm_drv.c b/drivers/gpu/drm/rockchip/rockchip_drm_drv.c
>index 44d769d9234d..ca7b07503fbe 100644
>--- a/drivers/gpu/drm/rockchip/rockchip_drm_drv.c
>+++ b/drivers/gpu/drm/rockchip/rockchip_drm_drv.c
>@@ -528,10 +528,9 @@ static int __init rockchip_drm_init(void)
> 
> static void __exit rockchip_drm_fini(void)
> {
>-	platform_driver_unregister(&rockchip_drm_platform_driver);
>-
> 	platform_unregister_drivers(rockchip_sub_drivers,
> 				    num_rockchip_sub_drivers);
>+	platform_driver_unregister(&rockchip_drm_platform_driver);
> }
> 
> module_init(rockchip_drm_init);
>
>---
>base-commit: 1eb586a9782cde8e5091b9de74603e0a8386b09e
>change-id: 20240702-rk-drm-fix-unreg-9f3f29996a00
>-- 
>Cristian Ciocaltea <cristian.ciocaltea at collabora.com>
>
>
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>Linux-rockchip at lists.infradead.org
>http://lists.infradead.org/mailman/listinfo/linux-rockchip


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