return ret;
}
-static void fimc_capture_state_cleanup(struct fimc_dev *fimc)
+static int fimc_capture_state_cleanup(struct fimc_dev *fimc)
{
struct fimc_vid_cap *cap = &fimc->vid_cap;
struct fimc_vid_buffer *buf;
spin_lock_irqsave(&fimc->slock, flags);
fimc->state &= ~(1 << ST_CAPT_RUN | 1 << ST_CAPT_PEND |
- 1 << ST_CAPT_SHUT | 1 << ST_CAPT_STREAM);
+ 1 << ST_CAPT_SHUT | 1 << ST_CAPT_STREAM |
+ 1 << ST_CAPT_ISP_STREAM);
fimc->vid_cap.active_buf_cnt = 0;
}
spin_unlock_irqrestore(&fimc->slock, flags);
+
+ if (test_bit(ST_CAPT_ISP_STREAM, &fimc->state))
+ return fimc_pipeline_s_stream(fimc, 0);
+ else
+ return 0;
}
static int fimc_stop_capture(struct fimc_dev *fimc)
!test_bit(ST_CAPT_SHUT, &fimc->state),
FIMC_SHUTDOWN_TIMEOUT);
- v4l2_subdev_call(cap->sd, video, s_stream, 0);
-
- fimc_capture_state_cleanup(fimc);
- dbg("state: 0x%lx", fimc->state);
- return 0;
+ return fimc_capture_state_cleanup(fimc);
}
min_bufs = fimc->vid_cap.reqbufs_count > 1 ? 2 : 1;
- if (fimc->vid_cap.active_buf_cnt >= min_bufs)
+ if (vid_cap->active_buf_cnt >= min_bufs &&
+ !test_and_set_bit(ST_CAPT_STREAM, &fimc->state)) {
fimc_activate_capture(ctx);
+ if (!test_and_set_bit(ST_CAPT_ISP_STREAM, &fimc->state))
+ fimc_pipeline_s_stream(fimc, 1);
+ }
+
return 0;
error:
fimc_capture_state_cleanup(fimc);
struct fimc_ctx *ctx = vq->drv_priv;
int i;
- if (!ctx->d_frame.fmt || vq->type != V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE)
+ if (ctx->d_frame.fmt == NULL)
return -EINVAL;
for (i = 0; i < ctx->d_frame.fmt->memplanes; i++) {
- unsigned long size = get_plane_size(&ctx->d_frame, i);
+ unsigned long size = ctx->d_frame.payload[i];
if (vb2_plane_size(vb, i) < size) {
v4l2_err(ctx->fimc_dev->vid_cap.vfd,
vb2_plane_size(vb, i), size);
return -EINVAL;
}
-
vb2_set_plane_payload(vb, i, size);
}
static void buffer_queue(struct vb2_buffer *vb)
{
- struct fimc_ctx *ctx = vb2_get_drv_priv(vb->vb2_queue);
- struct fimc_dev *fimc = ctx->fimc_dev;
struct fimc_vid_buffer *buf
= container_of(vb, struct fimc_vid_buffer, vb);
+ struct fimc_ctx *ctx = vb2_get_drv_priv(vb->vb2_queue);
+ struct fimc_dev *fimc = ctx->fimc_dev;
struct fimc_vid_cap *vid_cap = &fimc->vid_cap;
unsigned long flags;
int min_bufs;
min_bufs = vid_cap->reqbufs_count > 1 ? 2 : 1;
+
if (vb2_is_streaming(&vid_cap->vbq) &&
vid_cap->active_buf_cnt >= min_bufs &&
- !test_and_set_bit(ST_CAPT_STREAM, &fimc->state))
+ !test_and_set_bit(ST_CAPT_STREAM, &fimc->state)) {
fimc_activate_capture(ctx);
+ spin_unlock_irqrestore(&fimc->slock, flags);
+ if (!test_and_set_bit(ST_CAPT_ISP_STREAM, &fimc->state))
+ fimc_pipeline_s_stream(fimc, 1);
+ return;
+ }
spin_unlock_irqrestore(&fimc->slock, flags);
}
if (fimc_m2m_active(fimc))
return -EBUSY;
- ret = pm_runtime_get_sync(&fimc->pdev->dev);
- if (ret < 0) {
- v4l2_fh_release(file);
- return ret;
- }
-
- if (++fimc->vid_cap.refcnt == 1)
+ pm_runtime_get_sync(&fimc->pdev->dev);
+
+ if (++fimc->vid_cap.refcnt == 1) {
+ ret = fimc_pipeline_initialize(fimc,
+ &fimc->vid_cap.vfd->entity, true);
+ if (ret < 0) {
+ dev_err(&fimc->pdev->dev,
+ "Video pipeline initialization failed\n");
+ pm_runtime_put_sync(&fimc->pdev->dev);
+ fimc->vid_cap.refcnt--;
+ v4l2_fh_release(file);
+ return ret;
+ }
ret = fimc_capture_ctrls_create(fimc);
-
+ }
return ret;
}
if (--fimc->vid_cap.refcnt == 0) {
fimc_stop_capture(fimc);
+ fimc_pipeline_shutdown(fimc);
fimc_ctrls_delete(fimc->vid_cap.ctx);
vb2_queue_release(&fimc->vid_cap.vbq);
}
return 0;
}
-/* Synchronize formats of the camera interface input and attached sensor. */
-static int sync_capture_fmt(struct fimc_ctx *ctx)
-{
- struct fimc_frame *frame = &ctx->s_frame;
- struct fimc_dev *fimc = ctx->fimc_dev;
- struct v4l2_mbus_framefmt *fmt = &fimc->vid_cap.fmt;
- int ret;
- fmt->width = ctx->d_frame.o_width;
- fmt->height = ctx->d_frame.o_height;
- ret = v4l2_subdev_call(fimc->vid_cap.sd, video, s_mbus_fmt, fmt);
- if (ret == -ENOIOCTLCMD) {
- err("s_mbus_fmt failed");
- return ret;
- }
- dbg("w: %d, h: %d, code= %d", fmt->width, fmt->height, fmt->code);
- frame->fmt = fimc_find_format(NULL, &fmt->code, FMT_FLAGS_CAM, -1);
- if (!frame->fmt) {
- err("fimc source format not found\n");
- return -EINVAL;
- }
- frame->f_width = fmt->width;
- frame->f_height = fmt->height;
- frame->width = fmt->width;
- frame->height = fmt->height;
- frame->o_width = fmt->width;
- frame->o_height = fmt->height;
- frame->offs_h = 0;
- frame->offs_v = 0;
- return 0;
-}
static int fimc_cap_g_fmt_mplane(struct file *file, void *fh,
struct v4l2_format *f)
struct fimc_dev *fimc = video_drvdata(file);
struct fimc_ctx *ctx = fimc->vid_cap.ctx;
- return fimc_try_fmt_mplane(ctx, f);
+ return 0;
}
static int fimc_cap_s_fmt_mplane(struct file *file, void *priv,
if (f->type != V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE)
return -EINVAL;
- ret = fimc_try_fmt_mplane(ctx, f);
- if (ret)
- return ret;
-
if (vb2_is_busy(&fimc->vid_cap.vbq) || fimc_capture_active(fimc))
return -EBUSY;
ctx->state |= (FIMC_PARAMS | FIMC_DST_FMT);
- ret = sync_capture_fmt(ctx);
return ret;
}
struct v4l2_input *i)
{
struct fimc_dev *fimc = video_drvdata(file);
+ struct v4l2_subdev *sd = fimc->pipeline.sensor;
if (i->index != 0)
return -EINVAL;
-
i->type = V4L2_INPUT_TYPE_CAMERA;
+ if (sd)
+ strlcpy(i->name, sd->name, sizeof(i->name));
return 0;
}
{
struct fimc_dev *fimc = video_drvdata(file);
struct fimc_ctx *ctx = fimc->vid_cap.ctx;
+ struct fimc_pipeline *p = &fimc->pipeline;
- if (fimc_capture_active(fimc) || !fimc->vid_cap.sd)
+ if (fimc_capture_active(fimc))
return -EBUSY;
if (!(ctx->state & FIMC_DST_FMT)) {
v4l2_err(fimc->vid_cap.vfd, "Format is not set\n");
return -EINVAL;
}
+ media_entity_pipeline_start(&p->sensor->entity, p->pipe);
return vb2_streamon(&fimc->vid_cap.vbq, type);
}
enum v4l2_buf_type type)
{
struct fimc_dev *fimc = video_drvdata(file);
+ struct v4l2_subdev *sd = fimc->pipeline.sensor;
+ int ret;
- return vb2_streamoff(&fimc->vid_cap.vbq, type);
+ ret = vb2_streamoff(&fimc->vid_cap.vbq, type);
+ if (ret == 0)
+ media_entity_pipeline_stop(&sd->entity);
+ return ret;
}
static int fimc_cap_reqbufs(struct file *file, void *priv,
return 0;
}
-
static const struct v4l2_ioctl_ops fimc_capture_ioctl_ops = {
.vidioc_querycap = fimc_vidioc_querycap_capture,
vid_cap->active_buf_cnt = 0;
vid_cap->reqbufs_count = 0;
vid_cap->refcnt = 0;
- /* Default color format for image sensor */
- vid_cap->fmt.code = V4L2_MBUS_FMT_YUYV8_2X8;
INIT_LIST_HEAD(&vid_cap->pending_buf_q);
INIT_LIST_HEAD(&vid_cap->active_buf_q);
return 0;
}
+void fimc_fill_frame(struct fimc_frame *frame, struct v4l2_format *f)
+{
+ struct v4l2_pix_format_mplane *pixm = &f->fmt.pix_mp;
+
+ frame->f_width = pixm->plane_fmt[0].bytesperline;
+ if (frame->fmt->colplanes == 1)
+ frame->f_width = (frame->f_width * 8) / frame->fmt->depth[0];
+ frame->f_height = pixm->height;
+ frame->width = pixm->width;
+ frame->height = pixm->height;
+ frame->o_width = pixm->width;
+ frame->o_height = pixm->height;
+ frame->offs_h = 0;
+ frame->offs_v = 0;
+}
+
+/**
+ * fimc_adjust_mplane_format - adjust bytesperline/sizeimage for each plane
+ * @fmt: fimc pixel format description (input)
+ * @width: requested pixel width
+ * @height: requested pixel height
+ * @pix: multi-plane format to adjust
+ */
+void fimc_adjust_mplane_format(struct fimc_fmt *fmt, u32 width, u32 height,
+ struct v4l2_pix_format_mplane *pix)
+{
+ u32 bytesperline = 0;
+ int i;
+
+ pix->colorspace = V4L2_COLORSPACE_JPEG;
+ pix->field = V4L2_FIELD_NONE;
+ pix->num_planes = fmt->memplanes;
+ pix->height = height;
+ pix->width = width;
+
+ for (i = 0; i < pix->num_planes; ++i) {
+ u32 bpl = pix->plane_fmt[i].bytesperline;
+ u32 *sizeimage = &pix->plane_fmt[i].sizeimage;
+
+ if (fmt->colplanes > 1 && (bpl == 0 || bpl < pix->width))
+ bpl = pix->width; /* Planar */
+
+ if (fmt->colplanes == 1 && /* Packed */
+ (bpl == 0 || ((bpl * 8) / fmt->depth[i]) < pix->width))
+ bpl = (pix->width * fmt->depth[0]) / 8;
+
+ if (i == 0) /* Same bytesperline for each plane. */
+ bytesperline = bpl;
+
+ pix->plane_fmt[i].bytesperline = bytesperline;
+ *sizeimage = (pix->width * pix->height * fmt->depth[i]) / 8;
+ }
+}
+
static int fimc_m2m_g_fmt_mplane(struct file *file, void *fh,
struct v4l2_format *f)
{
return def_fmt;
}
-int fimc_try_fmt_mplane(struct fimc_ctx *ctx, struct v4l2_format *f)
+static int fimc_try_fmt_mplane(struct fimc_ctx *ctx, struct v4l2_format *f)
{
struct fimc_dev *fimc = ctx->fimc_dev;
struct samsung_fimc_variant *variant = fimc->variant;
struct v4l2_pix_format_mplane *pix = &f->fmt.pix_mp;
struct fimc_fmt *fmt;
- u32 max_width, mod_x, mod_y, mask;
- int i, is_output = 0;
+ u32 max_w, mod_x, mod_y;
- if (f->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE) {
- if (fimc_ctx_state_is_set(FIMC_CTX_CAP, ctx))
- return -EINVAL;
- is_output = 1;
- } else if (f->type != V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE) {
+ if (!IS_M2M(f->type))
return -EINVAL;
- }
dbg("w: %d, h: %d", pix->width, pix->height);
- mask = is_output ? FMT_FLAGS_M2M : FMT_FLAGS_M2M | FMT_FLAGS_CAM;
- fmt = fimc_find_format(&pix->pixelformat, NULL, mask, -1);
- if (!fmt) {
- v4l2_err(fimc->v4l2_dev, "Fourcc format (0x%X) invalid.\n",
- pix->pixelformat);
+ fmt = fimc_find_format(&pix->pixelformat, NULL, FMT_FLAGS_M2M, 0);
+ if (WARN(fmt == NULL, "Pixel format lookup failed"))
return -EINVAL;
- }
if (pix->field == V4L2_FIELD_ANY)
pix->field = V4L2_FIELD_NONE;
- else if (V4L2_FIELD_NONE != pix->field)
+ else if (pix->field != V4L2_FIELD_NONE)
return -EINVAL;
- if (is_output) {
- max_width = variant->pix_limit->scaler_dis_w;
+ if (f->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE) {
+ max_w = variant->pix_limit->scaler_dis_w;
mod_x = ffs(variant->min_inp_pixsize) - 1;
} else {
- max_width = variant->pix_limit->out_rot_dis_w;
+ max_w = variant->pix_limit->out_rot_dis_w;
mod_x = ffs(variant->min_out_pixsize) - 1;
}
else
mod_y = mod_x;
}
+ dbg("mod_x: %d, mod_y: %d, max_w: %d", mod_x, mod_y, max_w);
- dbg("mod_x: %d, mod_y: %d, max_w: %d", mod_x, mod_y, max_width);
-
- v4l_bound_align_image(&pix->width, 16, max_width, mod_x,
+ v4l_bound_align_image(&pix->width, 16, max_w, mod_x,
&pix->height, 8, variant->pix_limit->scaler_dis_w, mod_y, 0);
- pix->num_planes = fmt->memplanes;
- pix->colorspace = V4L2_COLORSPACE_JPEG;
-
-
- for (i = 0; i < pix->num_planes; ++i) {
- u32 bpl = pix->plane_fmt[i].bytesperline;
- u32 *sizeimage = &pix->plane_fmt[i].sizeimage;
-
- if (fmt->colplanes > 1 && (bpl == 0 || bpl < pix->width))
- bpl = pix->width; /* Planar */
-
- if (fmt->colplanes == 1 && /* Packed */
- (bpl == 0 || ((bpl * 8) / fmt->depth[i]) < pix->width))
- bpl = (pix->width * fmt->depth[0]) / 8;
-
- if (i == 0) /* Same bytesperline for each plane. */
- mod_x = bpl;
-
- pix->plane_fmt[i].bytesperline = mod_x;
- *sizeimage = (pix->width * pix->height * fmt->depth[i]) / 8;
- }
-
+ fimc_adjust_mplane_format(fmt, pix->width, pix->height, &f->fmt.pix_mp);
return 0;
}
(pix->width * pix->height * frame->fmt->depth[i]) / 8;
}
- frame->f_width = pix->plane_fmt[0].bytesperline * 8 /
- frame->fmt->depth[0];
- frame->f_height = pix->height;
- frame->width = pix->width;
- frame->height = pix->height;
- frame->o_width = pix->width;
- frame->o_height = pix->height;
- frame->offs_h = 0;
- frame->offs_v = 0;
+ fimc_fill_frame(frame, f);
if (f->type == V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE)
fimc_ctx_state_lock_set(FIMC_PARAMS | FIMC_DST_FMT, ctx);
cr->bounds.left = 0;
cr->bounds.top = 0;
- cr->bounds.width = frame->f_width;
- cr->bounds.height = frame->f_height;
+ cr->bounds.width = frame->o_width;
+ cr->bounds.height = frame->o_height;
cr->defrect = cr->bounds;
return 0;
init_waitqueue_head(&fimc->irq_queue);
spin_lock_init(&fimc->slock);
-
mutex_init(&fimc->lock);
res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
ST_CAPT_PEND,
ST_CAPT_RUN,
ST_CAPT_STREAM,
+ ST_CAPT_ISP_STREAM,
ST_CAPT_SHUT,
ST_CAPT_BUSY,
ST_CAPT_APPLY_CFG,
#define fimc_fmt_is_rgb(x) ((x) & 0x10)
+#define IS_M2M(__strt) ((__strt) == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE || \
+ __strt == V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE)
+
/* Cb/Cr chrominance components order for 2 plane Y/CbCr 4:2:2 formats. */
#define S5P_FIMC_LSB_CRCB S5P_CIOCTRL_ORDER422_2P_LSB_CRCB
* struct fimc_vid_cap - camera capture device information
* @ctx: hardware context data
* @vfd: video device node for camera capture mode
- * @sd: pointer to camera sensor subdevice currently in use
* @vd_pad: fimc video capture node pad
* @fmt: Media Bus format configured at selected image sensor
* @pending_buf_q: the pending buffer queue head
struct fimc_ctx *ctx;
struct vb2_alloc_ctx *alloc_ctx;
struct video_device *vfd;
- struct v4l2_subdev *sd;;
struct media_pad vd_pad;
struct v4l2_mbus_framefmt fmt;
struct list_head pending_buf_q;
/* fimc-core.c */
int fimc_vidioc_enum_fmt_mplane(struct file *file, void *priv,
struct v4l2_fmtdesc *f);
-int fimc_try_fmt_mplane(struct fimc_ctx *ctx, struct v4l2_format *f);
int fimc_try_crop(struct fimc_ctx *ctx, struct v4l2_crop *cr);
int fimc_ctrls_create(struct fimc_ctx *ctx);
void fimc_ctrls_delete(struct fimc_ctx *ctx);
void fimc_ctrls_activate(struct fimc_ctx *ctx, bool active);
int fimc_fill_format(struct fimc_frame *frame, struct v4l2_format *f);
-
+void fimc_adjust_mplane_format(struct fimc_fmt *fmt, u32 width, u32 height,
+ struct v4l2_pix_format_mplane *pix);
struct fimc_fmt *fimc_find_format(u32 *pixelformat, u32 *mbus_code,
unsigned int mask, int index);
struct fimc_frame *frame, struct fimc_addr *paddr);
void fimc_prepare_dma_offset(struct fimc_ctx *ctx, struct fimc_frame *f);
void fimc_set_yuv_order(struct fimc_ctx *ctx);
+void fimc_fill_frame(struct fimc_frame *frame, struct v4l2_format *f);
int fimc_register_m2m_device(struct fimc_dev *fimc,
struct v4l2_device *v4l2_dev);
projects / platform / kernel / linux-rpi.git / commitdiff