114 lines
3.4 KiB
Diff
114 lines
3.4 KiB
Diff
From bfac6441176e576bc0c1b88539ab30fda27c4e8a Mon Sep 17 00:00:00 2001
|
|
From: memeka <mihailescu2m@gmail.com>
|
|
Date: Thu, 24 Jan 2019 16:07:24 +1030
|
|
Subject: [PATCH 04/75] ODROID-XU4: media: s5p-jpeg: Enable decoding with
|
|
multiple buffers
|
|
|
|
Change-Id: Ia83449849d4636baf57ed64d7183c2a9cec7fe22
|
|
Signed-off-by: memeka <mihailescu2m@gmail.com>
|
|
---
|
|
drivers/media/platform/s5p-jpeg/jpeg-core.c | 45 ++++++++++++++++-----
|
|
1 file changed, 35 insertions(+), 10 deletions(-)
|
|
|
|
diff --git a/drivers/media/platform/s5p-jpeg/jpeg-core.c b/drivers/media/platform/s5p-jpeg/jpeg-core.c
|
|
index 7d0ab19c38bb..f1acefdd8bbd 100644
|
|
--- a/drivers/media/platform/s5p-jpeg/jpeg-core.c
|
|
+++ b/drivers/media/platform/s5p-jpeg/jpeg-core.c
|
|
@@ -1785,6 +1785,31 @@ static int exynos3250_jpeg_try_crop(struct s5p_jpeg_ctx *ctx,
|
|
* V4L2 controls
|
|
*/
|
|
|
|
+static int vidioc_decoder_cmd(struct file *file, void *priv,
|
|
+ struct v4l2_decoder_cmd *cmd)
|
|
+{
|
|
+ struct s5p_jpeg_ctx *ctx = fh_to_ctx(priv);
|
|
+ struct vb2_queue *vq_src = v4l2_m2m_get_vq(ctx->fh.m2m_ctx, V4L2_BUF_TYPE_VIDEO_OUTPUT);
|
|
+ struct vb2_v4l2_buffer *buf;
|
|
+
|
|
+ switch (cmd->cmd) {
|
|
+ case V4L2_DEC_CMD_STOP:
|
|
+ if (cmd->flags != 0)
|
|
+ return -EINVAL;
|
|
+ if (!vb2_is_streaming(vq_src))
|
|
+ return -EINVAL;
|
|
+
|
|
+ buf = v4l2_m2m_last_src_buf(ctx->fh.m2m_ctx);
|
|
+ buf->flags |= V4L2_BUF_FLAG_LAST;
|
|
+
|
|
+ break;
|
|
+ default:
|
|
+ return -EINVAL;
|
|
+ }
|
|
+
|
|
+ return 0;
|
|
+}
|
|
+
|
|
static int s5p_jpeg_g_selection(struct file *file, void *priv,
|
|
struct v4l2_selection *s)
|
|
{
|
|
@@ -1819,9 +1844,6 @@ static int s5p_jpeg_g_selection(struct file *file, void *priv,
|
|
return 0;
|
|
}
|
|
|
|
-/*
|
|
- * V4L2 controls
|
|
- */
|
|
static int s5p_jpeg_s_selection(struct file *file, void *fh,
|
|
struct v4l2_selection *s)
|
|
{
|
|
@@ -2013,6 +2035,8 @@ static const struct v4l2_ioctl_ops s5p_jpeg_ioctl_ops = {
|
|
.vidioc_streamon = v4l2_m2m_ioctl_streamon,
|
|
.vidioc_streamoff = v4l2_m2m_ioctl_streamoff,
|
|
|
|
+ .vidioc_decoder_cmd = vidioc_decoder_cmd,
|
|
+
|
|
.vidioc_g_selection = s5p_jpeg_g_selection,
|
|
.vidioc_s_selection = s5p_jpeg_s_selection,
|
|
|
|
@@ -2459,13 +2483,6 @@ static int s5p_jpeg_queue_setup(struct vb2_queue *vq,
|
|
|
|
size = q_data->size;
|
|
|
|
- /*
|
|
- * header is parsed during decoding and parsed information stored
|
|
- * in the context so we do not allow another buffer to overwrite it
|
|
- */
|
|
- if (ctx->mode == S5P_JPEG_DECODE)
|
|
- count = 1;
|
|
-
|
|
*nbuffers = count;
|
|
*nplanes = 1;
|
|
sizes[0] = size;
|
|
@@ -2573,6 +2590,7 @@ static int s5p_jpeg_start_streaming(struct vb2_queue *q, unsigned int count)
|
|
static void s5p_jpeg_stop_streaming(struct vb2_queue *q)
|
|
{
|
|
struct s5p_jpeg_ctx *ctx = vb2_get_drv_priv(q);
|
|
+ struct vb2_v4l2_buffer *buf;
|
|
|
|
/*
|
|
* STREAMOFF is an acknowledgment for resolution change event.
|
|
@@ -2585,6 +2603,11 @@ static void s5p_jpeg_stop_streaming(struct vb2_queue *q)
|
|
ctx->state = JPEGCTX_RUNNING;
|
|
}
|
|
|
|
+ while ((buf = v4l2_m2m_src_buf_remove(ctx->fh.m2m_ctx)))
|
|
+ v4l2_m2m_buf_done(buf, VB2_BUF_STATE_ERROR);
|
|
+ while ((buf = v4l2_m2m_dst_buf_remove(ctx->fh.m2m_ctx)))
|
|
+ v4l2_m2m_buf_done(buf, VB2_BUF_STATE_ERROR);
|
|
+
|
|
pm_runtime_put(ctx->jpeg->dev);
|
|
}
|
|
|
|
@@ -2824,6 +2847,8 @@ static irqreturn_t exynos3250_jpeg_irq(int irq, void *dev_id)
|
|
v4l2_m2m_buf_done(src_buf, state);
|
|
if (curr_ctx->mode == S5P_JPEG_ENCODE)
|
|
vb2_set_plane_payload(&dst_buf->vb2_buf, 0, payload_size);
|
|
+ if (src_buf->flags & V4L2_BUF_FLAG_LAST)
|
|
+ dst_buf->flags |= V4L2_BUF_FLAG_LAST;
|
|
v4l2_m2m_buf_done(dst_buf, state);
|
|
|
|
curr_ctx->subsampling =
|
|
--
|
|
2.25.1
|
|
|