On Fri, Jun 07, 2024 at 09:25:44PM +0800, Wentong Wu wrote:
> Currently if starting stream goes with privacy mode on, the whole
> pipeline will fail because MEI CSI counts privacy mode on as error.
> In fact, the ongoing MEI command is well executed by firmware as
> well even if privacy mode is turned on. The status (-1) of command
> response is just to indicate current privacy on status instead of
> failed to execute command by firmware. This patch set changes the
> behavior to notify privacy mode on via v4l2 privacy controlinstead
> of fail the ongoing MEI command.
>
> This patch set adds one dedicated lock for v4l2 control handler to
> avoid dead locking issue as well. And the useless privacy status in
> struct mei_csi is removed to make code clean.
Thanks, Wentong!
I'm reordering the first and the second patch, to avoid a deadlock before
applying the other one, and adding to both of the two:
Fixes: 29006e196a56 ("media: pci: intel: ivsc: Add CSI submodule")
Cc: stable@xxxxxxxxxxxxxxx # for 6.6 and later
--
Sakari Ailus
