linux-kernel - [PATCH] media: venus: support VB2

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Message-Id: <20181011064608.37435-1-acourbot@chromium.org>
Date:   Thu, 11 Oct 2018 15:46:08 +0900
From:   Alexandre Courbot <acourbot@...omium.org>
To:     Stanimir Varbanov <stanimir.varbanov@...aro.org>,
        Mauro Carvalho Chehab <mchehab@...nel.org>
Cc:     linux-media@...r.kernel.org, linux-arm-msm@...r.kernel.org,
        linux-kernel@...r.kernel.org,
        Alexandre Courbot <acourbot@...omium.org>
Subject: [PATCH] media: venus: support VB2_USERPTR IO mode

The venus codec can work just fine with USERPTR buffers. Enable this
possibility.

Signed-off-by: Alexandre Courbot <acourbot@...omium.org>
---
 drivers/media/platform/qcom/venus/vdec.c | 4 ++--
 drivers/media/platform/qcom/venus/venc.c | 4 ++--
 2 files changed, 4 insertions(+), 4 deletions(-)

diff --git a/drivers/media/platform/qcom/venus/vdec.c b/drivers/media/platform/qcom/venus/vdec.c
index 33320c5025313f..dfc2260e8d213a 100644
--- a/drivers/media/platform/qcom/venus/vdec.c
+++ b/drivers/media/platform/qcom/venus/vdec.c
@@ -984,7 +984,7 @@ static int m2m_queue_init(void *priv, struct vb2_queue *src_vq,
 	int ret;
 
 	src_vq->type = V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE;
-	src_vq->io_modes = VB2_MMAP | VB2_DMABUF;
+	src_vq->io_modes = VB2_MMAP | VB2_USERPTR | VB2_DMABUF;
 	src_vq->timestamp_flags = V4L2_BUF_FLAG_TIMESTAMP_COPY;
 	src_vq->ops = &vdec_vb2_ops;
 	src_vq->mem_ops = &vb2_dma_sg_memops;
@@ -999,7 +999,7 @@ static int m2m_queue_init(void *priv, struct vb2_queue *src_vq,
 		return ret;
 
 	dst_vq->type = V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE;
-	dst_vq->io_modes = VB2_MMAP | VB2_DMABUF;
+	dst_vq->io_modes = VB2_MMAP | VB2_USERPTR | VB2_DMABUF;
 	dst_vq->timestamp_flags = V4L2_BUF_FLAG_TIMESTAMP_COPY;
 	dst_vq->ops = &vdec_vb2_ops;
 	dst_vq->mem_ops = &vb2_dma_sg_memops;
diff --git a/drivers/media/platform/qcom/venus/venc.c b/drivers/media/platform/qcom/venus/venc.c
index d2805b5e28a1b2..71ca59a24991be 100644
--- a/drivers/media/platform/qcom/venus/venc.c
+++ b/drivers/media/platform/qcom/venus/venc.c
@@ -1073,7 +1073,7 @@ static int m2m_queue_init(void *priv, struct vb2_queue *src_vq,
 	int ret;
 
 	src_vq->type = V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE;
-	src_vq->io_modes = VB2_MMAP | VB2_DMABUF;
+	src_vq->io_modes = VB2_MMAP | VB2_USERPTR | VB2_DMABUF;
 	src_vq->timestamp_flags = V4L2_BUF_FLAG_TIMESTAMP_COPY;
 	src_vq->ops = &venc_vb2_ops;
 	src_vq->mem_ops = &vb2_dma_sg_memops;
@@ -1090,7 +1090,7 @@ static int m2m_queue_init(void *priv, struct vb2_queue *src_vq,
 		return ret;
 
 	dst_vq->type = V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE;
-	dst_vq->io_modes = VB2_MMAP | VB2_DMABUF;
+	dst_vq->io_modes = VB2_MMAP | VB2_USERPTR | VB2_DMABUF;
 	dst_vq->timestamp_flags = V4L2_BUF_FLAG_TIMESTAMP_COPY;
 	dst_vq->ops = &venc_vb2_ops;
 	dst_vq->mem_ops = &vb2_dma_sg_memops;
-- 
2.19.0.605.g01d371f741-goog