From patchwork Fri Dec 15 09:08:12 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Benjamin Gaignard X-Patchwork-Id: 98033 X-Patchwork-Delegate: hverkuil@xs4all.nl Received: from ny.mirrors.kernel.org ([147.75.199.223]) by www.linuxtv.org with esmtps (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1rE4De-008FMi-Ra for patchwork@linuxtv.org; Fri, 15 Dec 2023 09:10:55 +0000 Received: from smtp.subspace.kernel.org (wormhole.subspace.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ny.mirrors.kernel.org (Postfix) with ESMTPS id DCDDC1C22921 for ; Fri, 15 Dec 2023 09:10:51 +0000 (UTC) Received: from localhost.localdomain (localhost.localdomain [127.0.0.1]) by smtp.subspace.kernel.org (Postfix) with ESMTP id 0139D25567; Fri, 15 Dec 2023 09:08:32 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=collabora.com header.i=@collabora.com header.b="w/ZDUvWO" X-Original-To: linux-media@vger.kernel.org Received: from madrid.collaboradmins.com (madrid.collaboradmins.com [46.235.227.194]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 9C45619BCE; Fri, 15 Dec 2023 09:08:28 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=collabora.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=collabora.com DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=collabora.com; s=mail; t=1702631306; bh=jslNOdD6qtv86/NLgf2+7G2tNRffIHaMKsxjqWk9QQk=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=w/ZDUvWOdY2Yogb6iIrX+R+4nnSd9+SKTCjhh/egG/6fzHmBm+b1Q+NwPjV7nmMvb GwyOocBkH9fH4lQmUqEMDU7wVMP4iq+/HBzdXa2k5UZz4donNkXWJpemumCxgr0+4k My7pd+DV7m3Jx1JWQuk4nblB+6e7rb+8r9rYyPtp9zJUHxn5oxECHnKC4h7vDfJsIX 51l3bsTuOEJyKhejSlFDxipPg5YOFP5jIFvaTdQO19+KR+LNVsmlej80ZwjHZLIFVL 0sZeizyEw2hKumCQXzesPyoqXT5xLa2hCEkccumBoWJ7TD0h4J/u+8NtXT6F4vdNrF vK+aX4/1Z0BHQ== Received: from benjamin-XPS-13-9310.. (cola.collaboradmins.com [195.201.22.229]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (No client certificate requested) (Authenticated sender: benjamin.gaignard) by madrid.collaboradmins.com (Postfix) with ESMTPSA id 246F33781FDD; Fri, 15 Dec 2023 09:08:26 +0000 (UTC) From: Benjamin Gaignard To: hverkuil@xs4all.nl, mchehab@kernel.org Cc: linux-kernel@vger.kernel.org, linux-media@vger.kernel.org, kernel@collabora.com, Benjamin Gaignard Subject: [PATCH v16 7/8] media: v4l2: Add mem2mem helpers for DELETE_BUFS ioctl Date: Fri, 15 Dec 2023 10:08:12 +0100 Message-Id: <20231215090813.15610-8-benjamin.gaignard@collabora.com> X-Mailer: git-send-email 2.40.1 In-Reply-To: <20231215090813.15610-1-benjamin.gaignard@collabora.com> References: <20231215090813.15610-1-benjamin.gaignard@collabora.com> Precedence: bulk X-Mailing-List: linux-media@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-LSpam-Score: -4.8 (----) X-LSpam-Report: No, score=-4.8 required=5.0 tests=BAYES_00=-1.9,DKIM_SIGNED=0.1,DKIM_VALID=-0.1,DKIM_VALID_AU=-0.1,HEADER_FROM_DIFFERENT_DOMAINS=0.5,MAILING_LIST_MULTI=-1,RCVD_IN_DNSWL_MED=-2.3 autolearn=ham autolearn_force=no Create v4l2-mem2mem helpers for VIDIOC_DELETE_BUFS ioctl. Signed-off-by: Benjamin Gaignard --- .../media/platform/verisilicon/hantro_drv.c | 1 + .../media/platform/verisilicon/hantro_v4l2.c | 1 + drivers/media/test-drivers/vim2m.c | 2 ++ drivers/media/v4l2-core/v4l2-mem2mem.c | 20 +++++++++++++++++++ include/media/v4l2-mem2mem.h | 12 +++++++++++ 5 files changed, 36 insertions(+) diff --git a/drivers/media/platform/verisilicon/hantro_drv.c b/drivers/media/platform/verisilicon/hantro_drv.c index db3df6cc4513..f6b0a676a740 100644 --- a/drivers/media/platform/verisilicon/hantro_drv.c +++ b/drivers/media/platform/verisilicon/hantro_drv.c @@ -248,6 +248,7 @@ queue_init(void *priv, struct vb2_queue *src_vq, struct vb2_queue *dst_vq) dst_vq->timestamp_flags = V4L2_BUF_FLAG_TIMESTAMP_COPY; dst_vq->lock = &ctx->dev->vpu_mutex; dst_vq->dev = ctx->dev->v4l2_dev.dev; + src_vq->supports_delete_bufs = true; return vb2_queue_init(dst_vq); } diff --git a/drivers/media/platform/verisilicon/hantro_v4l2.c b/drivers/media/platform/verisilicon/hantro_v4l2.c index 941fa23c211a..34eab90e8a42 100644 --- a/drivers/media/platform/verisilicon/hantro_v4l2.c +++ b/drivers/media/platform/verisilicon/hantro_v4l2.c @@ -756,6 +756,7 @@ const struct v4l2_ioctl_ops hantro_ioctl_ops = { .vidioc_dqbuf = v4l2_m2m_ioctl_dqbuf, .vidioc_prepare_buf = v4l2_m2m_ioctl_prepare_buf, .vidioc_create_bufs = v4l2_m2m_ioctl_create_bufs, + .vidioc_delete_bufs = v4l2_m2m_ioctl_delete_bufs, .vidioc_expbuf = v4l2_m2m_ioctl_expbuf, .vidioc_subscribe_event = v4l2_ctrl_subscribe_event, diff --git a/drivers/media/test-drivers/vim2m.c b/drivers/media/test-drivers/vim2m.c index 3e3b424b4860..17213ce42059 100644 --- a/drivers/media/test-drivers/vim2m.c +++ b/drivers/media/test-drivers/vim2m.c @@ -960,6 +960,7 @@ static const struct v4l2_ioctl_ops vim2m_ioctl_ops = { .vidioc_dqbuf = v4l2_m2m_ioctl_dqbuf, .vidioc_prepare_buf = v4l2_m2m_ioctl_prepare_buf, .vidioc_create_bufs = v4l2_m2m_ioctl_create_bufs, + .vidioc_delete_bufs = v4l2_m2m_ioctl_delete_bufs, .vidioc_expbuf = v4l2_m2m_ioctl_expbuf, .vidioc_streamon = v4l2_m2m_ioctl_streamon, @@ -1133,6 +1134,7 @@ static int queue_init(void *priv, struct vb2_queue *src_vq, dst_vq->mem_ops = &vb2_vmalloc_memops; dst_vq->timestamp_flags = V4L2_BUF_FLAG_TIMESTAMP_COPY; dst_vq->lock = &ctx->vb_mutex; + dst_vq->supports_delete_bufs = true; return vb2_queue_init(dst_vq); } diff --git a/drivers/media/v4l2-core/v4l2-mem2mem.c b/drivers/media/v4l2-core/v4l2-mem2mem.c index 9e983176542b..dbc4711fc556 100644 --- a/drivers/media/v4l2-core/v4l2-mem2mem.c +++ b/drivers/media/v4l2-core/v4l2-mem2mem.c @@ -834,6 +834,17 @@ int v4l2_m2m_prepare_buf(struct file *file, struct v4l2_m2m_ctx *m2m_ctx, } EXPORT_SYMBOL_GPL(v4l2_m2m_prepare_buf); +int v4l2_m2m_delete_bufs(struct file *file, struct v4l2_m2m_ctx *m2m_ctx, + struct v4l2_delete_buffers *d) +{ + struct vb2_queue *vq; + + vq = v4l2_m2m_get_vq(m2m_ctx, d->type); + + return vb2_delete_bufs(vq, d); +} +EXPORT_SYMBOL_GPL(v4l2_m2m_delete_bufs); + int v4l2_m2m_create_bufs(struct file *file, struct v4l2_m2m_ctx *m2m_ctx, struct v4l2_create_buffers *create) { @@ -1380,6 +1391,15 @@ int v4l2_m2m_ioctl_create_bufs(struct file *file, void *priv, } EXPORT_SYMBOL_GPL(v4l2_m2m_ioctl_create_bufs); +int v4l2_m2m_ioctl_delete_bufs(struct file *file, void *priv, + struct v4l2_delete_buffers *d) +{ + struct v4l2_fh *fh = file->private_data; + + return v4l2_m2m_delete_bufs(file, fh->m2m_ctx, d); +} +EXPORT_SYMBOL_GPL(v4l2_m2m_ioctl_delete_bufs); + int v4l2_m2m_ioctl_querybuf(struct file *file, void *priv, struct v4l2_buffer *buf) { diff --git a/include/media/v4l2-mem2mem.h b/include/media/v4l2-mem2mem.h index 7f1af1f7f912..5314952ad3d5 100644 --- a/include/media/v4l2-mem2mem.h +++ b/include/media/v4l2-mem2mem.h @@ -388,6 +388,16 @@ int v4l2_m2m_dqbuf(struct file *file, struct v4l2_m2m_ctx *m2m_ctx, int v4l2_m2m_prepare_buf(struct file *file, struct v4l2_m2m_ctx *m2m_ctx, struct v4l2_buffer *buf); +/** + * v4l2_m2m_delete_bufs() - delete buffers from the queue + * + * @file: pointer to struct &file + * @m2m_ctx: m2m context assigned to the instance given by struct &v4l2_m2m_ctx + * @d: pointer to struct &v4l2_delete_buffers + */ +int v4l2_m2m_delete_bufs(struct file *file, struct v4l2_m2m_ctx *m2m_ctx, + struct v4l2_delete_buffers *d); + /** * v4l2_m2m_create_bufs() - create a source or destination buffer, depending * on the type @@ -867,6 +877,8 @@ int v4l2_m2m_ioctl_reqbufs(struct file *file, void *priv, struct v4l2_requestbuffers *rb); int v4l2_m2m_ioctl_create_bufs(struct file *file, void *fh, struct v4l2_create_buffers *create); +int v4l2_m2m_ioctl_delete_bufs(struct file *file, void *priv, + struct v4l2_delete_buffers *d); int v4l2_m2m_ioctl_querybuf(struct file *file, void *fh, struct v4l2_buffer *buf); int v4l2_m2m_ioctl_expbuf(struct file *file, void *fh,