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path: root/drivers/media/platform/s5p-fimc/fimc-capture.c
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Diffstat (limited to 'drivers/media/platform/s5p-fimc/fimc-capture.c')
-rw-r--r--drivers/media/platform/s5p-fimc/fimc-capture.c135
1 files changed, 117 insertions, 18 deletions
diff --git a/drivers/media/platform/s5p-fimc/fimc-capture.c b/drivers/media/platform/s5p-fimc/fimc-capture.c
index dded9881522..367efd164d0 100644
--- a/drivers/media/platform/s5p-fimc/fimc-capture.c
+++ b/drivers/media/platform/s5p-fimc/fimc-capture.c
@@ -177,7 +177,9 @@ static int fimc_capture_config_update(struct fimc_ctx *ctx)
void fimc_capture_irq_handler(struct fimc_dev *fimc, int deq_buf)
{
+ struct v4l2_subdev *csis = fimc->pipeline.subdevs[IDX_CSIS];
struct fimc_vid_cap *cap = &fimc->vid_cap;
+ struct fimc_frame *f = &cap->ctx->d_frame;
struct fimc_vid_buffer *v_buf;
struct timeval *tv;
struct timespec ts;
@@ -216,6 +218,25 @@ void fimc_capture_irq_handler(struct fimc_dev *fimc, int deq_buf)
if (++cap->buf_index >= FIMC_MAX_OUT_BUFS)
cap->buf_index = 0;
}
+ /*
+ * Set up a buffer at MIPI-CSIS if current image format
+ * requires the frame embedded data capture.
+ */
+ if (f->fmt->mdataplanes && !list_empty(&cap->active_buf_q)) {
+ unsigned int plane = ffs(f->fmt->mdataplanes) - 1;
+ unsigned int size = f->payload[plane];
+ s32 index = fimc_hw_get_frame_index(fimc);
+ void *vaddr;
+
+ list_for_each_entry(v_buf, &cap->active_buf_q, list) {
+ if (v_buf->index != index)
+ continue;
+ vaddr = vb2_plane_vaddr(&v_buf->vb, plane);
+ v4l2_subdev_call(csis, video, s_rx_buffer,
+ vaddr, &size);
+ break;
+ }
+ }
if (cap->active_buf_cnt == 0) {
if (deq_buf)
@@ -351,6 +372,8 @@ static int queue_setup(struct vb2_queue *vq, const struct v4l2_format *pfmt,
unsigned int size = (wh * fmt->depth[i]) / 8;
if (pixm)
sizes[i] = max(size, pixm->plane_fmt[i].sizeimage);
+ else if (fimc_fmt_is_user_defined(fmt->color))
+ sizes[i] = frame->payload[i];
else
sizes[i] = max_t(u32, size, frame->payload[i]);
@@ -611,10 +634,10 @@ static struct fimc_fmt *fimc_capture_try_format(struct fimc_ctx *ctx,
u32 mask = FMT_FLAGS_CAM;
struct fimc_fmt *ffmt;
- /* Color conversion from/to JPEG is not supported */
+ /* Conversion from/to JPEG or User Defined format is not supported */
if (code && ctx->s_frame.fmt && pad == FIMC_SD_PAD_SOURCE &&
- fimc_fmt_is_jpeg(ctx->s_frame.fmt->color))
- *code = V4L2_MBUS_FMT_JPEG_1X8;
+ fimc_fmt_is_user_defined(ctx->s_frame.fmt->color))
+ *code = ctx->s_frame.fmt->mbus_code;
if (fourcc && *fourcc != V4L2_PIX_FMT_JPEG && pad != FIMC_SD_PAD_SINK)
mask |= FMT_FLAGS_M2M;
@@ -628,18 +651,19 @@ static struct fimc_fmt *fimc_capture_try_format(struct fimc_ctx *ctx,
*fourcc = ffmt->fourcc;
if (pad == FIMC_SD_PAD_SINK) {
- max_w = fimc_fmt_is_jpeg(ffmt->color) ?
+ max_w = fimc_fmt_is_user_defined(ffmt->color) ?
pl->scaler_dis_w : pl->scaler_en_w;
/* Apply the camera input interface pixel constraints */
v4l_bound_align_image(width, max_t(u32, *width, 32), max_w, 4,
height, max_t(u32, *height, 32),
FIMC_CAMIF_MAX_HEIGHT,
- fimc_fmt_is_jpeg(ffmt->color) ? 3 : 1,
+ fimc_fmt_is_user_defined(ffmt->color) ?
+ 3 : 1,
0);
return ffmt;
}
/* Can't scale or crop in transparent (JPEG) transfer mode */
- if (fimc_fmt_is_jpeg(ffmt->color)) {
+ if (fimc_fmt_is_user_defined(ffmt->color)) {
*width = ctx->s_frame.f_width;
*height = ctx->s_frame.f_height;
return ffmt;
@@ -684,7 +708,7 @@ static void fimc_capture_try_selection(struct fimc_ctx *ctx,
u32 max_sc_h, max_sc_v;
/* In JPEG transparent transfer mode cropping is not supported */
- if (fimc_fmt_is_jpeg(ctx->d_frame.fmt->color)) {
+ if (fimc_fmt_is_user_defined(ctx->d_frame.fmt->color)) {
r->width = sink->f_width;
r->height = sink->f_height;
r->left = r->top = 0;
@@ -847,6 +871,48 @@ static int fimc_pipeline_try_format(struct fimc_ctx *ctx,
return 0;
}
+/**
+ * fimc_get_sensor_frame_desc - query the sensor for media bus frame parameters
+ * @sensor: pointer to the sensor subdev
+ * @plane_fmt: provides plane sizes corresponding to the frame layout entries
+ * @try: true to set the frame parameters, false to query only
+ *
+ * This function is used by this driver only for compressed/blob data formats.
+ */
+static int fimc_get_sensor_frame_desc(struct v4l2_subdev *sensor,
+ struct v4l2_plane_pix_format *plane_fmt,
+ unsigned int num_planes, bool try)
+{
+ struct v4l2_mbus_frame_desc fd;
+ int i, ret;
+
+ for (i = 0; i < num_planes; i++)
+ fd.entry[i].length = plane_fmt[i].sizeimage;
+
+ if (try)
+ ret = v4l2_subdev_call(sensor, pad, set_frame_desc, 0, &fd);
+ else
+ ret = v4l2_subdev_call(sensor, pad, get_frame_desc, 0, &fd);
+
+ if (ret < 0)
+ return ret;
+
+ if (num_planes != fd.num_entries)
+ return -EINVAL;
+
+ for (i = 0; i < num_planes; i++)
+ plane_fmt[i].sizeimage = fd.entry[i].length;
+
+ if (fd.entry[0].length > FIMC_MAX_JPEG_BUF_SIZE) {
+ v4l2_err(sensor->v4l2_dev, "Unsupported buffer size: %u\n",
+ fd.entry[0].length);
+
+ return -EINVAL;
+ }
+
+ return 0;
+}
+
static int fimc_cap_g_fmt_mplane(struct file *file, void *fh,
struct v4l2_format *f)
{
@@ -865,7 +931,7 @@ static int fimc_cap_try_fmt_mplane(struct file *file, void *fh,
struct v4l2_mbus_framefmt mf;
struct fimc_fmt *ffmt = NULL;
- if (pix->pixelformat == V4L2_PIX_FMT_JPEG) {
+ if (fimc_jpeg_fourcc(pix->pixelformat)) {
fimc_capture_try_format(ctx, &pix->width, &pix->height,
NULL, &pix->pixelformat,
FIMC_SD_PAD_SINK);
@@ -879,25 +945,32 @@ static int fimc_cap_try_fmt_mplane(struct file *file, void *fh,
return -EINVAL;
if (!fimc->vid_cap.user_subdev_api) {
- mf.width = pix->width;
+ mf.width = pix->width;
mf.height = pix->height;
- mf.code = ffmt->mbus_code;
+ mf.code = ffmt->mbus_code;
fimc_md_graph_lock(fimc);
fimc_pipeline_try_format(ctx, &mf, &ffmt, false);
fimc_md_graph_unlock(fimc);
-
- pix->width = mf.width;
- pix->height = mf.height;
+ pix->width = mf.width;
+ pix->height = mf.height;
if (ffmt)
pix->pixelformat = ffmt->fourcc;
}
fimc_adjust_mplane_format(ffmt, pix->width, pix->height, pix);
+
+ if (ffmt->flags & FMT_FLAGS_COMPRESSED)
+ fimc_get_sensor_frame_desc(fimc->pipeline.subdevs[IDX_SENSOR],
+ pix->plane_fmt, ffmt->memplanes, true);
+
return 0;
}
-static void fimc_capture_mark_jpeg_xfer(struct fimc_ctx *ctx, bool jpeg)
+static void fimc_capture_mark_jpeg_xfer(struct fimc_ctx *ctx,
+ enum fimc_color_fmt color)
{
+ bool jpeg = fimc_fmt_is_user_defined(color);
+
ctx->scaler.enabled = !jpeg;
fimc_ctrls_activate(ctx, !jpeg);
@@ -920,7 +993,7 @@ static int fimc_capture_set_format(struct fimc_dev *fimc, struct v4l2_format *f)
return -EBUSY;
/* Pre-configure format at camera interface input, for JPEG only */
- if (pix->pixelformat == V4L2_PIX_FMT_JPEG) {
+ if (fimc_jpeg_fourcc(pix->pixelformat)) {
fimc_capture_try_format(ctx, &pix->width, &pix->height,
NULL, &pix->pixelformat,
FIMC_SD_PAD_SINK);
@@ -953,7 +1026,16 @@ static int fimc_capture_set_format(struct fimc_dev *fimc, struct v4l2_format *f)
}
fimc_adjust_mplane_format(ff->fmt, pix->width, pix->height, pix);
- for (i = 0; i < ff->fmt->colplanes; i++)
+
+ if (ff->fmt->flags & FMT_FLAGS_COMPRESSED) {
+ ret = fimc_get_sensor_frame_desc(fimc->pipeline.subdevs[IDX_SENSOR],
+ pix->plane_fmt, ff->fmt->memplanes,
+ true);
+ if (ret < 0)
+ return ret;
+ }
+
+ for (i = 0; i < ff->fmt->memplanes; i++)
ff->payload[i] = pix->plane_fmt[i].sizeimage;
set_frame_bounds(ff, pix->width, pix->height);
@@ -961,7 +1043,7 @@ static int fimc_capture_set_format(struct fimc_dev *fimc, struct v4l2_format *f)
if (!(ctx->state & FIMC_COMPOSE))
set_frame_crop(ff, 0, 0, pix->width, pix->height);
- fimc_capture_mark_jpeg_xfer(ctx, fimc_fmt_is_jpeg(ff->fmt->color));
+ fimc_capture_mark_jpeg_xfer(ctx, ff->fmt->color);
/* Reset cropping and set format at the camera interface input */
if (!fimc->vid_cap.user_subdev_api) {
@@ -1063,6 +1145,23 @@ static int fimc_pipeline_validate(struct fimc_dev *fimc)
src_fmt.format.height != sink_fmt.format.height ||
src_fmt.format.code != sink_fmt.format.code)
return -EPIPE;
+
+ if (sd == fimc->pipeline.subdevs[IDX_SENSOR] &&
+ fimc_user_defined_mbus_fmt(src_fmt.format.code)) {
+ struct v4l2_plane_pix_format plane_fmt[FIMC_MAX_PLANES];
+ struct fimc_frame *frame = &vid_cap->ctx->d_frame;
+ unsigned int i;
+
+ ret = fimc_get_sensor_frame_desc(sd, plane_fmt,
+ frame->fmt->memplanes,
+ false);
+ if (ret < 0)
+ return -EPIPE;
+
+ for (i = 0; i < frame->fmt->memplanes; i++)
+ if (frame->payload[i] < plane_fmt[i].sizeimage)
+ return -EPIPE;
+ }
}
return 0;
}
@@ -1424,7 +1523,7 @@ static int fimc_subdev_set_fmt(struct v4l2_subdev *sd,
/* Update RGB Alpha control state and value range */
fimc_alpha_ctrl_update(ctx);
- fimc_capture_mark_jpeg_xfer(ctx, fimc_fmt_is_jpeg(ffmt->color));
+ fimc_capture_mark_jpeg_xfer(ctx, ffmt->color);
ff = fmt->pad == FIMC_SD_PAD_SINK ?
&ctx->s_frame : &ctx->d_frame;