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authorEzequiel Garcia <ezequiel@collabora.com>2019-05-28 13:02:22 -0400
committerMauro Carvalho Chehab <mchehab+samsung@kernel.org>2019-05-29 10:57:00 -0400
commit7d47b45dc590999094d67571aa9cfec77f648d44 (patch)
tree2fb1a5414d0903d2e96ffc399165d945714658b5
parentb1c6cc64dd140df856ef9a3265a22772bf819f88 (diff)
media: rockchip/vpu: Support the Request API
Introduce support for the Request API. Although the JPEG encoder does not mandate using the Request API, it's perfectly possible to use it, if the application wants to. Signed-off-by: Ezequiel Garcia <ezequiel@collabora.com> Signed-off-by: Boris Brezillon <boris.brezillon@collabora.com> Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl> Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
-rw-r--r--drivers/staging/media/rockchip/vpu/rk3399_vpu_hw_jpeg_enc.c6
-rw-r--r--drivers/staging/media/rockchip/vpu/rockchip_vpu_drv.c7
-rw-r--r--drivers/staging/media/rockchip/vpu/rockchip_vpu_enc.c19
3 files changed, 32 insertions, 0 deletions
diff --git a/drivers/staging/media/rockchip/vpu/rk3399_vpu_hw_jpeg_enc.c b/drivers/staging/media/rockchip/vpu/rk3399_vpu_hw_jpeg_enc.c
index 6f9f5158d193..74823d25cd8d 100644
--- a/drivers/staging/media/rockchip/vpu/rk3399_vpu_hw_jpeg_enc.c
+++ b/drivers/staging/media/rockchip/vpu/rk3399_vpu_hw_jpeg_enc.c
@@ -113,11 +113,15 @@ void rk3399_vpu_jpeg_enc_run(struct rockchip_vpu_ctx *ctx)
struct rockchip_vpu_dev *vpu = ctx->dev;
struct vb2_v4l2_buffer *src_buf, *dst_buf;
struct rockchip_vpu_jpeg_ctx jpeg_ctx;
+ struct media_request *src_req;
u32 reg;
src_buf = v4l2_m2m_next_src_buf(ctx->fh.m2m_ctx);
dst_buf = v4l2_m2m_next_dst_buf(ctx->fh.m2m_ctx);
+ src_req = src_buf->vb2_buf.req_obj.req;
+ v4l2_ctrl_request_setup(src_req, &ctx->ctrl_handler);
+
memset(&jpeg_ctx, 0, sizeof(jpeg_ctx));
jpeg_ctx.buffer = vb2_plane_vaddr(&dst_buf->vb2_buf, 0);
jpeg_ctx.width = ctx->dst_fmt.width;
@@ -153,6 +157,8 @@ void rk3399_vpu_jpeg_enc_run(struct rockchip_vpu_ctx *ctx)
| VEPU_REG_ENCODE_FORMAT_JPEG
| VEPU_REG_ENCODE_ENABLE;
+ v4l2_ctrl_request_complete(src_req, &ctx->ctrl_handler);
+
/* Kick the watchdog and start encoding */
schedule_delayed_work(&vpu->watchdog_work, msecs_to_jiffies(2000));
vepu_write(vpu, reg, VEPU_REG_ENCODE_START);
diff --git a/drivers/staging/media/rockchip/vpu/rockchip_vpu_drv.c b/drivers/staging/media/rockchip/vpu/rockchip_vpu_drv.c
index fa02354a0f8a..f47fbd0f9545 100644
--- a/drivers/staging/media/rockchip/vpu/rockchip_vpu_drv.c
+++ b/drivers/staging/media/rockchip/vpu/rockchip_vpu_drv.c
@@ -162,6 +162,7 @@ enc_queue_init(void *priv, struct vb2_queue *src_vq, struct vb2_queue *dst_vq)
src_vq->timestamp_flags = V4L2_BUF_FLAG_TIMESTAMP_COPY;
src_vq->lock = &ctx->dev->vpu_mutex;
src_vq->dev = ctx->dev->v4l2_dev.dev;
+ src_vq->supports_requests = true;
ret = vb2_queue_init(src_vq);
if (ret)
@@ -525,6 +526,11 @@ static void rockchip_vpu_remove_enc_func(struct rockchip_vpu_dev *vpu)
video_unregister_device(&func->vdev);
}
+static const struct media_device_ops rockchip_m2m_media_ops = {
+ .req_validate = vb2_request_validate,
+ .req_queue = v4l2_m2m_request_queue,
+};
+
static int rockchip_vpu_probe(struct platform_device *pdev)
{
const struct of_device_id *match;
@@ -617,6 +623,7 @@ static int rockchip_vpu_probe(struct platform_device *pdev)
strscpy(vpu->mdev.bus_info, "platform: " DRIVER_NAME,
sizeof(vpu->mdev.model));
media_device_init(&vpu->mdev);
+ vpu->mdev.ops = &rockchip_m2m_media_ops;
vpu->v4l2_dev.mdev = &vpu->mdev;
ret = rockchip_vpu_add_enc_func(vpu);
diff --git a/drivers/staging/media/rockchip/vpu/rockchip_vpu_enc.c b/drivers/staging/media/rockchip/vpu/rockchip_vpu_enc.c
index aa00df9a7ecb..4512e94c3f32 100644
--- a/drivers/staging/media/rockchip/vpu/rockchip_vpu_enc.c
+++ b/drivers/staging/media/rockchip/vpu/rockchip_vpu_enc.c
@@ -540,14 +540,33 @@ static void rockchip_vpu_stop_streaming(struct vb2_queue *q)
vbuf = v4l2_m2m_dst_buf_remove(ctx->fh.m2m_ctx);
if (!vbuf)
break;
+ v4l2_ctrl_request_complete(vbuf->vb2_buf.req_obj.req,
+ &ctx->ctrl_handler);
v4l2_m2m_buf_done(vbuf, VB2_BUF_STATE_ERROR);
}
}
+static void rockchip_vpu_buf_request_complete(struct vb2_buffer *vb)
+{
+ struct rockchip_vpu_ctx *ctx = vb2_get_drv_priv(vb->vb2_queue);
+
+ v4l2_ctrl_request_complete(vb->req_obj.req, &ctx->ctrl_handler);
+}
+
+static int rockchip_vpu_buf_out_validate(struct vb2_buffer *vb)
+{
+ struct vb2_v4l2_buffer *vbuf = to_vb2_v4l2_buffer(vb);
+
+ vbuf->field = V4L2_FIELD_NONE;
+ return 0;
+}
+
const struct vb2_ops rockchip_vpu_enc_queue_ops = {
.queue_setup = rockchip_vpu_queue_setup,
.buf_prepare = rockchip_vpu_buf_prepare,
.buf_queue = rockchip_vpu_buf_queue,
+ .buf_out_validate = rockchip_vpu_buf_out_validate,
+ .buf_request_complete = rockchip_vpu_buf_request_complete,
.start_streaming = rockchip_vpu_start_streaming,
.stop_streaming = rockchip_vpu_stop_streaming,
.wait_prepare = vb2_ops_wait_prepare,

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