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authorNiklas Söderlund <niklas.soderlund+renesas@ragnatech.se>2024-01-31 21:04:52 +0300
committerHans Verkuil <hverkuil-cisco@xs4all.nl>2024-03-07 18:35:13 +0300
commitb14257abe7057def6127f6fb2f14f9adc8acabdb (patch)
treefb835e3f328a4c5a07a8ef2480f177e5b6f2a05e
parent65e6a2773d655172143cc0b927cdc89549842895 (diff)
downloadlinux-b14257abe7057def6127f6fb2f14f9adc8acabdb.tar.xz
media: rcar-isp: Disallow unbind of devices
It is not safe to unbind and then rebind a subdevice in the rcar-vin pipeline. Depending on what subdevice and in what order a device is rebound the rcar-vin driver can misbehave. Until this can be solved suppress the files in sysfs which allows for this. This is in line with what is done for other subdevices exclusively use with the rcar-vin pipeline, e.g. rcar-csi2. Signed-off-by: Niklas Söderlund <niklas.soderlund+renesas@ragnatech.se> Reviewed-by: Sakari Ailus <sakari.ailus@linux.intel.com> Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
-rw-r--r--drivers/media/platform/renesas/rcar-isp.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/media/platform/renesas/rcar-isp.c b/drivers/media/platform/renesas/rcar-isp.c
index 530d65fc546b..4512ac338ca5 100644
--- a/drivers/media/platform/renesas/rcar-isp.c
+++ b/drivers/media/platform/renesas/rcar-isp.c
@@ -518,6 +518,7 @@ static void risp_remove(struct platform_device *pdev)
static struct platform_driver rcar_isp_driver = {
.driver = {
.name = "rcar-isp",
+ .suppress_bind_attrs = true,
.of_match_table = risp_of_id_table,
},
.probe = risp_probe,