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Thu, 26 Mar 2020 18:17:32 +0900 (KST) Received: from KEI.dsn.sec.samsung.com (unknown [12.36.155.227]) by epsmtip2.samsung.com (KnoxPortal) with ESMTPA id 20200326091732epsmtip2773add7b7a4f68e550b3e8f207f07426~-z-ar8gQM2849628496epsmtip2e; Thu, 26 Mar 2020 09:17:32 +0000 (GMT) From: Seungchul Kim To: Mauro Carvalho Chehab Cc: linux-media@vger.kernel.org, linux-kernel@vger.kernel.org, Seungchul Kim Subject: [PATCH] media: v4l2-fh: define v4l2_fh struct regardless of condition Date: Thu, 26 Mar 2020 18:09:46 +0900 Message-Id: <1585213786-39068-1-git-send-email-sc377.kim@samsung.com> X-Mailer: git-send-email 2.7.4 X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFjrMKsWRmVeSWpSXmKPExsWy7bCmma5OcU2cwdxZBhaXd81hs+jZsJXV YtmmP0wW0+5MYHRg8di0qpPNo2/LKkaPz5vkApijcmwyUhNTUosUUvOS81My89JtlbyD453j Tc0MDHUNLS3MlRTyEnNTbZVcfAJ03TJzgLYpKZQl5pQChQISi4uV9O1sivJLS1IVMvKLS2yV UgtScgoMDQv0ihNzi0vz0vWS83OtDA0MjEyBKhNyMq51rWcraOKvWDhjA0sD42GeLkZODgkB E4mvjb/Yuxi5OIQEdjBK3L/xiRUkISTwiVHi2hxXiMQ3RokNN68xwXS8fHkdqmMvo8TsdeeY IDq+MkqcW58NYrMJaEtcXT2PGcQWEdCTeL75IguIzSyQJjH3RgtYvbBAgMSZrvtsIDaLgKrE xqO3GUFsXgFXiUWrXrJDLJOTuHmukxlkmYTAQ1aJA48/QCVcJA7/3cwMYQtLvDq+BSouJfH5 3V42CLtc4sOjrUwQzR2MEk1f70AljCVmPWsH2sYBdJGmxPpd+iCmhICyxJFbUHfySXQc/ssO EeaV6GgTgmhUllj9tx9qq6TE/r8noGHiIXHs5WZoMMRKTG+bzjaBUXYWwvwFjIyrGMVSC4pz 01OLjQqMkONoEyM4AWm57WBccs7nEKMAB6MSD+8Gy+o4IdbEsuLK3EOMEhzMSiK8TyNr4oR4 UxIrq1KL8uOLSnNSiw8xmgIDbyKzlGhyPjA55pXEG5oamZkZWJpamJoZWSiJ827ivhkjJJCe WJKanZpakFoE08fEwSnVwLj2me2mY/GreN7MOlFz5MLnpvjOCVuCDi9Z29rCmHF5wnHf41Gx p1InKJ4s+Mbg6SL7awGL8Cm1yQ05iWV5M33TnQRkG9RZ7epV3Hbu2Vn1kd+7xE9upW4US+T9 NzFc/84ZrX1bHB/JZuj2eUKaIsPZjZ+iay+q1Wbv4E53MdzVlvRr0eqHi5RYijMSDbWYi4oT ATtKgDxWAwAA X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFvrEJMWRmVeSWpSXmKPExsWy7bCSvK5OcU2cwf0nghaXd81hs+jZsJXV YtmmP0wW0+5MYHRg8di0qpPNo2/LKkaPz5vkApijuGxSUnMyy1KL9O0SuDKuda1nK2jir1g4 YwNLA+Nhni5GTg4JAROJly+vs3cxcnEICexmlPjR8RnI4QBKSEq0HC6AqBGWuN9yhBWi5jOj xPVZs9lAEmwC2hJXV89jBrFFBPQknm++yAJiMwtkSJzceowdxBYW8JOYfqYDrJ5FQFVi49Hb jCA2r4CrxKJVL9khFshJ3DzXyTyBkWcBI8MqRsnUguLc9NxiwwKjvNRyveLE3OLSvHS95Pzc TYzgkNDS2sF44kT8IUYBDkYlHt4I8+o4IdbEsuLK3EOMEhzMSiK8TyNr4oR4UxIrq1KL8uOL SnNSiw8xSnOwKInzyucfixQSSE8sSc1OTS1ILYLJMnFwSjUwln15yOjsvCXo6SVJ5TOryx58 s5YUFzc5mrQq/sayJCMGRt9Z4Xa3JDSywtYcvfvLxLBDpvKafoHns51iBmubq9ylF904uH3z pRlJORu3lvyVOf/lwtSHpQt9/301XJ1o+TXfTH+GXkDUiRUXrpnnHVW9td7tVJJeD2/9VT2d 2ndmG5XPnr4rp8RSnJFoqMVcVJwIAFvxPeAFAgAA X-CMS-MailID: 20200326091732epcas2p2be24b70dca0039b10b828e8b9102f6bf X-Msg-Generator: CA Content-Type: text/plain; charset="utf-8" X-Sendblock-Type: AUTO_CONFIDENTIAL CMS-TYPE: 102P DLP-Filter: Pass X-CFilter-Loop: Reflected X-CMS-RootMailID: 20200326091732epcas2p2be24b70dca0039b10b828e8b9102f6bf References: Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org v4l2_fh struct define differently by CONFIG_V4L2_MEM2MEM_DEV. If some vendors use CONFIG_V4L2_MEM2MEM_DEV by module, it can make the mismatch of v4l2_fh sturct. By the mismatch, the following error occurs. =============================== [ 7.533506] v4l2_mem2mem: disagrees about version of symbol video_devdata [ 7.533594] v4l2_mem2mem: Unknown symbol video_devdata (err -22) [ 7.535319] v4l2_mem2mem: disagrees about version of symbol v4l2_event_pending [ 7.542532] v4l2_mem2mem: Unknown symbol v4l2_event_pending (err -22) =============================== So v4l2_fh struct is modified to does not have dependency for CONFIG_V4L2_MEM2MEM_DEV. Signed-off-by: Seungchul Kim --- drivers/media/v4l2-core/v4l2-ioctl.c | 2 -- include/media/v4l2-fh.h | 2 -- 2 files changed, 4 deletions(-) diff --git a/drivers/media/v4l2-core/v4l2-ioctl.c b/drivers/media/v4l2-core/v4l2-ioctl.c index fbcc7a2..befafcd 100644 --- a/drivers/media/v4l2-core/v4l2-ioctl.c +++ b/drivers/media/v4l2-core/v4l2-ioctl.c @@ -2800,13 +2800,11 @@ static struct mutex *v4l2_ioctl_get_lock(struct video_device *vdev, { if (_IOC_NR(cmd) >= V4L2_IOCTLS) return vdev->lock; -#if IS_ENABLED(CONFIG_V4L2_MEM2MEM_DEV) if (vfh && vfh->m2m_ctx && (v4l2_ioctls[_IOC_NR(cmd)].flags & INFO_FL_QUEUE)) { if (vfh->m2m_ctx->q_lock) return vfh->m2m_ctx->q_lock; } -#endif if (vdev->queue && vdev->queue->lock && (v4l2_ioctls[_IOC_NR(cmd)].flags & INFO_FL_QUEUE)) return vdev->queue->lock; diff --git a/include/media/v4l2-fh.h b/include/media/v4l2-fh.h index 53b4dbb..b5b3e00 100644 --- a/include/media/v4l2-fh.h +++ b/include/media/v4l2-fh.h @@ -53,9 +53,7 @@ struct v4l2_fh { unsigned int navailable; u32 sequence; -#if IS_ENABLED(CONFIG_V4L2_MEM2MEM_DEV) struct v4l2_m2m_ctx *m2m_ctx; -#endif }; /** -- 2.7.4