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);
projects / ~andy / linux / blobdiff