lkml.org 
[lkml]   [2020]   [Nov]   [29]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
From
Date
SubjectRe: [PATCH v2 2/8] venus: helpers: Add a new helper for buffer processing
On Wed, Nov 11, 2020 at 6:38 AM Stanimir Varbanov
<stanimir.varbanov@linaro.org> wrote:
>
> The new helper will be used from encoder and decoder drivers
> to enqueue buffers for processing by firmware.
>
> Signed-off-by: Stanimir Varbanov <stanimir.varbanov@linaro.org>
> ---
> drivers/media/platform/qcom/venus/helpers.c | 20 ++++++++++++++++++++
> drivers/media/platform/qcom/venus/helpers.h | 1 +
> 2 files changed, 21 insertions(+)
>
> diff --git a/drivers/media/platform/qcom/venus/helpers.c b/drivers/media/platform/qcom/venus/helpers.c
> index efa2781d6f55..688e3e3e8362 100644
> --- a/drivers/media/platform/qcom/venus/helpers.c
> +++ b/drivers/media/platform/qcom/venus/helpers.c
> @@ -1369,6 +1369,26 @@ void venus_helper_vb2_buf_queue(struct vb2_buffer *vb)
> }
> EXPORT_SYMBOL_GPL(venus_helper_vb2_buf_queue);
>
> +void venus_helper_process_buf(struct vb2_buffer *vb)
> +{
> + struct vb2_v4l2_buffer *vbuf = to_vb2_v4l2_buffer(vb);
> + struct venus_inst *inst = vb2_get_drv_priv(vb->vb2_queue);
> + int ret;
> +
> + cache_payload(inst, vb);
> +
> + if (vb2_start_streaming_called(vb->vb2_queue)) {
> + ret = is_buf_refed(inst, vbuf);
> + if (ret)
> + return;
> +
> + ret = session_process_buf(inst, vbuf);
> + if (ret)
> + return_buf_error(inst, vbuf);
> + }
> +}
> +EXPORT_SYMBOL_GPL(venus_helper_process_buf);
> +
> void venus_helper_buffers_done(struct venus_inst *inst, unsigned int type,
> enum vb2_buffer_state state)
> {
> diff --git a/drivers/media/platform/qcom/venus/helpers.h b/drivers/media/platform/qcom/venus/helpers.h
> index f36c9f717798..231af29667e7 100644
> --- a/drivers/media/platform/qcom/venus/helpers.h
> +++ b/drivers/media/platform/qcom/venus/helpers.h
> @@ -19,6 +19,7 @@ void venus_helper_buffers_done(struct venus_inst *inst, unsigned int type,
> int venus_helper_vb2_buf_init(struct vb2_buffer *vb);
> int venus_helper_vb2_buf_prepare(struct vb2_buffer *vb);
> void venus_helper_vb2_buf_queue(struct vb2_buffer *vb);
> +void venus_helper_process_buf(struct vb2_buffer *vb);
> void venus_helper_vb2_stop_streaming(struct vb2_queue *q);
> int venus_helper_vb2_start_streaming(struct venus_inst *inst);
> void venus_helper_m2m_device_run(void *priv);
> --
> 2.17.1
>

Reviewed-by: Fritz Koenig <frkoenig@chromium.org>

\
 
 \ /
  Last update: 2020-11-29 07:05    [W:0.168 / U:0.196 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site