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libcamera: media_device: Manage fd by UniqueFD

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Manages a file descriptor owned by MediaDevice for a media device
node by UniqueFD.

Signed-off-by: Hirokazu Honda <hiroh@chromium.org>
Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Reviewed-by: Hirokazu Honda <hiroh@chromium.org>
Reviewed-by: Jacopo Mondi <jacopo@jmondi.org>
This commit is contained in:
Hirokazu Honda 2021-06-10 16:50:22 +09:00 • committed by Laurent Pinchart
parent c49e888848
commit 91dcd719d7
2 changed files with 17 additions and 22 deletions
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3
include/libcamera/internal/media_device.h
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@ -16,6 +16,7 @@
#include <libcamera/base/log.h>
#include <libcamera/base/signal.h>
#include <libcamera/base/unique_fd.h>
#include "libcamera/internal/media_object.h"
@ -82,7 +83,7 @@ private:
unsigned int version_;
unsigned int hwRevision_;
int fd_;
UniqueFD fd_;
bool valid_;
bool acquired_;
bool lockOwner_;