diff options
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/media/video/omap/Kconfig | 2 | ||||
| -rw-r--r-- | drivers/media/video/omap/omap_vout.c | 46 |
2 files changed, 16 insertions, 32 deletions
diff --git a/drivers/media/video/omap/Kconfig b/drivers/media/video/omap/Kconfig index c1d19335891a..e63233fd2aaa 100644 --- a/drivers/media/video/omap/Kconfig +++ b/drivers/media/video/omap/Kconfig @@ -2,7 +2,7 @@ config VIDEO_OMAP2_VOUT tristate "OMAP2/OMAP3 V4L2-Display driver" depends on ARCH_OMAP2 || ARCH_OMAP3 select VIDEOBUF_GEN - select VIDEOBUF_DMA_SG + select VIDEOBUF_DMA_CONTIG select OMAP2_DSS select OMAP2_VRAM select OMAP2_VRFB diff --git a/drivers/media/video/omap/omap_vout.c b/drivers/media/video/omap/omap_vout.c index dfa68268a73b..929073e792c9 100644 --- a/drivers/media/video/omap/omap_vout.c +++ b/drivers/media/video/omap/omap_vout.c @@ -40,7 +40,7 @@ #include <linux/videodev2.h> #include <linux/slab.h> -#include <media/videobuf-dma-sg.h> +#include <media/videobuf-dma-contig.h> #include <media/v4l2-device.h> #include <media/v4l2-ioctl.h> @@ -1054,9 +1054,9 @@ static int omap_vout_buffer_prepare(struct videobuf_queue *q, struct videobuf_buffer *vb, enum v4l2_field field) { + dma_addr_t dmabuf; struct vid_vrfb_dma *tx; enum dss_rotation rotation; - struct videobuf_dmabuf *dmabuf = NULL; struct omap_vout_device *vout = q->priv_data; u32 dest_frame_index = 0, src_element_index = 0; u32 dest_element_index = 0, src_frame_index = 0; @@ -1075,24 +1075,17 @@ static int omap_vout_buffer_prepare(struct videobuf_queue *q, if (V4L2_MEMORY_USERPTR == vb->memory) { if (0 == vb->baddr) return -EINVAL; - /* Virtual address */ - /* priv points to struct videobuf_pci_sg_memory. But we went - * pointer to videobuf_dmabuf, which is member of - * videobuf_pci_sg_memory */ - dmabuf = videobuf_to_dma(q->bufs[vb->i]); - dmabuf->vmalloc = (void *) vb->baddr; - /* Physical address */ - dmabuf->bus_addr = - (dma_addr_t) omap_vout_uservirt_to_phys(vb->baddr); + vout->queued_buf_addr[vb->i] = (u8 *) + omap_vout_uservirt_to_phys(vb->baddr); + } else { + vout->queued_buf_addr[vb->i] = (u8 *)vout->buf_phy_addr[vb->i]; } - if (!rotation_enabled(vout)) { - dmabuf = videobuf_to_dma(q->bufs[vb->i]); - vout->queued_buf_addr[vb->i] = (u8 *) dmabuf->bus_addr; + if (!rotation_enabled(vout)) return 0; - } - dmabuf = videobuf_to_dma(q->bufs[vb->i]); + + dmabuf = vout->buf_phy_addr[vb->i]; /* If rotation is enabled, copy input buffer into VRFB * memory space using DMA. We are copying input buffer * into VRFB memory space of desired angle and DSS will @@ -1121,7 +1114,7 @@ static int omap_vout_buffer_prepare(struct videobuf_queue *q, tx->dev_id, 0x0); /* src_port required only for OMAP1 */ omap_set_dma_src_params(tx->dma_ch, 0, OMAP_DMA_AMODE_POST_INC, - dmabuf->bus_addr, src_element_index, src_frame_index); + dmabuf, src_element_index, src_frame_index); /*set dma source burst mode for VRFB */ omap_set_dma_src_burst_mode(tx->dma_ch, OMAP_DMA_DATA_BURST_16); rotation = calc_rotation(vout); @@ -1212,7 +1205,6 @@ static int omap_vout_mmap(struct file *file, struct vm_area_struct *vma) void *pos; unsigned long start = vma->vm_start; unsigned long size = (vma->vm_end - vma->vm_start); - struct videobuf_dmabuf *dmabuf = NULL; struct omap_vout_device *vout = file->private_data; struct videobuf_queue *q = &vout->vbq; @@ -1242,8 +1234,7 @@ static int omap_vout_mmap(struct file *file, struct vm_area_struct *vma) vma->vm_page_prot = pgprot_writecombine(vma->vm_page_prot); vma->vm_ops = &omap_vout_vm_ops; vma->vm_private_data = (void *) vout; - dmabuf = videobuf_to_dma(q->bufs[i]); - pos = dmabuf->vmalloc; + pos = (void *)vout->buf_virt_addr[i]; vma->vm_pgoff = virt_to_phys((void *)pos) >> PAGE_SHIFT; while (size > 0) { unsigned long pfn; @@ -1348,8 +1339,8 @@ static int omap_vout_open(struct file *file) video_vbq_ops.buf_queue = omap_vout_buffer_queue; spin_lock_init(&vout->vbq_lock); - videobuf_queue_sg_init(q, &video_vbq_ops, NULL, &vout->vbq_lock, - vout->type, V4L2_FIELD_NONE, + videobuf_queue_dma_contig_init(q, &video_vbq_ops, q->dev, + &vout->vbq_lock, vout->type, V4L2_FIELD_NONE, sizeof(struct videobuf_buffer), vout); v4l2_dbg(1, debug, &vout->vid_dev->v4l2_dev, "Exiting %s\n", __func__); @@ -1800,7 +1791,6 @@ static int vidioc_reqbufs(struct file *file, void *fh, unsigned int i, num_buffers = 0; struct omap_vout_device *vout = fh; struct videobuf_queue *q = &vout->vbq; - struct videobuf_dmabuf *dmabuf = NULL; if ((req->type != V4L2_BUF_TYPE_VIDEO_OUTPUT) || (req->count < 0)) return -EINVAL; @@ -1826,8 +1816,7 @@ static int vidioc_reqbufs(struct file *file, void *fh, num_buffers = (vout->vid == OMAP_VIDEO1) ? video1_numbuffers : video2_numbuffers; for (i = num_buffers; i < vout->buffer_allocated; i++) { - dmabuf = videobuf_to_dma(q->bufs[i]); - omap_vout_free_buffer((u32)dmabuf->vmalloc, + omap_vout_free_buffer(vout->buf_virt_addr[i], vout->buffer_size); vout->buf_virt_addr[i] = 0; vout->buf_phy_addr[i] = 0; @@ -1856,12 +1845,7 @@ static int vidioc_reqbufs(struct file *file, void *fh, goto reqbuf_err; vout->buffer_allocated = req->count; - for (i = 0; i < req->count; i++) { - dmabuf = videobuf_to_dma(q->bufs[i]); - dmabuf->vmalloc = (void *) vout->buf_virt_addr[i]; - dmabuf->bus_addr = (dma_addr_t) vout->buf_phy_addr[i]; - dmabuf->sglen = 1; - } + reqbuf_err: mutex_unlock(&vout->lock); return ret; |