__u32 pixelformat;
int bpp; /* Bytes per pixel */
bool planar;
- enum v4l2_mbus_pixelcode mbus_code;
+ u32 mbus_code;
} mcam_formats[] = {
{
.desc = "YUYV 4:2:2",
.pixelformat = V4L2_PIX_FMT_YUYV,
- .mbus_code = V4L2_MBUS_FMT_YUYV8_2X8,
+ .mbus_code = MEDIA_BUS_FMT_YUYV8_2X8,
.bpp = 2,
.planar = false,
},
{
.desc = "UYVY 4:2:2",
.pixelformat = V4L2_PIX_FMT_UYVY,
- .mbus_code = V4L2_MBUS_FMT_YUYV8_2X8,
+ .mbus_code = MEDIA_BUS_FMT_YUYV8_2X8,
.bpp = 2,
.planar = false,
},
{
.desc = "YUV 4:2:2 PLANAR",
.pixelformat = V4L2_PIX_FMT_YUV422P,
- .mbus_code = V4L2_MBUS_FMT_YUYV8_2X8,
+ .mbus_code = MEDIA_BUS_FMT_YUYV8_2X8,
.bpp = 2,
.planar = true,
},
{
.desc = "YUV 4:2:0 PLANAR",
.pixelformat = V4L2_PIX_FMT_YUV420,
- .mbus_code = V4L2_MBUS_FMT_YUYV8_2X8,
+ .mbus_code = MEDIA_BUS_FMT_YUYV8_2X8,
.bpp = 2,
.planar = true,
},
{
.desc = "YVU 4:2:0 PLANAR",
.pixelformat = V4L2_PIX_FMT_YVU420,
- .mbus_code = V4L2_MBUS_FMT_YUYV8_2X8,
+ .mbus_code = MEDIA_BUS_FMT_YUYV8_2X8,
.bpp = 2,
.planar = true,
},
{
.desc = "RGB 444",
.pixelformat = V4L2_PIX_FMT_RGB444,
- .mbus_code = V4L2_MBUS_FMT_RGB444_2X8_PADHI_LE,
+ .mbus_code = MEDIA_BUS_FMT_RGB444_2X8_PADHI_LE,
.bpp = 2,
.planar = false,
},
{
.desc = "RGB 565",
.pixelformat = V4L2_PIX_FMT_RGB565,
- .mbus_code = V4L2_MBUS_FMT_RGB565_2X8_LE,
+ .mbus_code = MEDIA_BUS_FMT_RGB565_2X8_LE,
.bpp = 2,
.planar = false,
},
{
.desc = "Raw RGB Bayer",
.pixelformat = V4L2_PIX_FMT_SBGGR8,
- .mbus_code = V4L2_MBUS_FMT_SBGGR8_1X8,
+ .mbus_code = MEDIA_BUS_FMT_SBGGR8_1X8,
.bpp = 1,
.planar = false,
},
.sizeimage = VGA_WIDTH*VGA_HEIGHT*2,
};
-static const enum v4l2_mbus_pixelcode mcam_def_mbus_code =
- V4L2_MBUS_FMT_YUYV8_2X8;
+static const u32 mcam_def_mbus_code = MEDIA_BUS_FMT_YUYV8_2X8;
/*
*nbufs = minbufs;
if (cam->buffer_mode == B_DMA_contig)
alloc_ctxs[0] = cam->vb_alloc_ctx;
+ else if (cam->buffer_mode == B_DMA_sg)
+ alloc_ctxs[0] = cam->vb_alloc_ctx_sg;
return 0;
}
mcam_read_setup(cam);
}
-
-/*
- * vb2 uses these to release the mutex when waiting in dqbuf. I'm
- * not actually sure we need to do this (I'm not sure that vb2_dqbuf() needs
- * to be called with the mutex held), but better safe than sorry.
- */
-static void mcam_vb_wait_prepare(struct vb2_queue *vq)
-{
- struct mcam_camera *cam = vb2_get_drv_priv(vq);
-
- mutex_unlock(&cam->s_mutex);
-}
-
-static void mcam_vb_wait_finish(struct vb2_queue *vq)
-{
- struct mcam_camera *cam = vb2_get_drv_priv(vq);
-
- mutex_lock(&cam->s_mutex);
-}
-
/*
* These need to be called with the mutex held from vb2
*/
.buf_queue = mcam_vb_buf_queue,
.start_streaming = mcam_vb_start_streaming,
.stop_streaming = mcam_vb_stop_streaming,
- .wait_prepare = mcam_vb_wait_prepare,
- .wait_finish = mcam_vb_wait_finish,
+ .wait_prepare = vb2_ops_wait_prepare,
+ .wait_finish = vb2_ops_wait_finish,
};
static int mcam_vb_sg_buf_prepare(struct vb2_buffer *vb)
{
struct mcam_vb_buffer *mvb = vb_to_mvb(vb);
- struct mcam_camera *cam = vb2_get_drv_priv(vb->vb2_queue);
struct sg_table *sg_table = vb2_dma_sg_plane_desc(vb, 0);
struct mcam_dma_desc *desc = mvb->dma_desc;
struct scatterlist *sg;
int i;
- mvb->dma_desc_nent = dma_map_sg(cam->dev, sg_table->sgl,
- sg_table->nents, DMA_FROM_DEVICE);
- if (mvb->dma_desc_nent <= 0)
- return -EIO; /* Not sure what's right here */
- for_each_sg(sg_table->sgl, sg, mvb->dma_desc_nent, i) {
+ for_each_sg(sg_table->sgl, sg, sg_table->nents, i) {
desc->dma_addr = sg_dma_address(sg);
desc->segment_len = sg_dma_len(sg);
desc++;
return 0;
}
-static void mcam_vb_sg_buf_finish(struct vb2_buffer *vb)
-{
- struct mcam_camera *cam = vb2_get_drv_priv(vb->vb2_queue);
- struct sg_table *sg_table = vb2_dma_sg_plane_desc(vb, 0);
-
- if (sg_table)
- dma_unmap_sg(cam->dev, sg_table->sgl,
- sg_table->nents, DMA_FROM_DEVICE);
-}
-
static void mcam_vb_sg_buf_cleanup(struct vb2_buffer *vb)
{
struct mcam_camera *cam = vb2_get_drv_priv(vb->vb2_queue);
.buf_init = mcam_vb_sg_buf_init,
.buf_prepare = mcam_vb_sg_buf_prepare,
.buf_queue = mcam_vb_buf_queue,
- .buf_finish = mcam_vb_sg_buf_finish,
.buf_cleanup = mcam_vb_sg_buf_cleanup,
.start_streaming = mcam_vb_start_streaming,
.stop_streaming = mcam_vb_stop_streaming,
- .wait_prepare = mcam_vb_wait_prepare,
- .wait_finish = mcam_vb_wait_finish,
+ .wait_prepare = vb2_ops_wait_prepare,
+ .wait_finish = vb2_ops_wait_finish,
};
#endif /* MCAM_MODE_DMA_SG */
memset(vq, 0, sizeof(*vq));
vq->type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
vq->drv_priv = cam;
+ vq->lock = &cam->s_mutex;
INIT_LIST_HEAD(&cam->buffers);
switch (cam->buffer_mode) {
case B_DMA_contig:
vq->ops = &mcam_vb2_ops;
vq->mem_ops = &vb2_dma_contig_memops;
vq->buf_struct_size = sizeof(struct mcam_vb_buffer);
- cam->vb_alloc_ctx = vb2_dma_contig_init_ctx(cam->dev);
vq->io_modes = VB2_MMAP | VB2_USERPTR;
cam->dma_setup = mcam_ctlr_dma_contig;
cam->frame_complete = mcam_dma_contig_done;
+ cam->vb_alloc_ctx = vb2_dma_contig_init_ctx(cam->dev);
+ if (IS_ERR(cam->vb_alloc_ctx))
+ return PTR_ERR(cam->vb_alloc_ctx);
#endif
break;
case B_DMA_sg:
vq->io_modes = VB2_MMAP | VB2_USERPTR;
cam->dma_setup = mcam_ctlr_dma_sg;
cam->frame_complete = mcam_dma_sg_done;
+ cam->vb_alloc_ctx_sg = vb2_dma_sg_init_ctx(cam->dev);
+ if (IS_ERR(cam->vb_alloc_ctx_sg))
+ return PTR_ERR(cam->vb_alloc_ctx_sg);
#endif
break;
case B_vmalloc:
if (cam->buffer_mode == B_DMA_contig)
vb2_dma_contig_cleanup_ctx(cam->vb_alloc_ctx);
#endif
+#ifdef MCAM_MODE_DMA_SG
+ if (cam->buffer_mode == B_DMA_sg)
+ vb2_dma_sg_cleanup_ctx(cam->vb_alloc_ctx_sg);
+#endif
}
{
strcpy(cap->driver, "marvell_ccic");
strcpy(cap->card, "marvell_ccic");
- cap->version = 1;
- cap->capabilities = V4L2_CAP_VIDEO_CAPTURE |
+ cap->device_caps = V4L2_CAP_VIDEO_CAPTURE |
V4L2_CAP_READWRITE | V4L2_CAP_STREAMING;
+ cap->capabilities = cap->device_caps | V4L2_CAP_DEVICE_CAPS;
return 0;
}
projects / cascardo / linux.git / blobdiff