diff options
Diffstat (limited to 'drivers/media/platform/marvell-ccic/mcam-core.c')
| -rw-r--r-- | drivers/media/platform/marvell-ccic/mcam-core.c | 18 |
1 files changed, 1 insertions, 17 deletions
diff --git a/drivers/media/platform/marvell-ccic/mcam-core.c b/drivers/media/platform/marvell-ccic/mcam-core.c index c3ff5388aeb3..ce00cbaf850e 100644 --- a/drivers/media/platform/marvell-ccic/mcam-core.c +++ b/drivers/media/platform/marvell-ccic/mcam-core.c @@ -1220,17 +1220,12 @@ static int mcam_vb_sg_buf_init(struct vb2_buffer *vb) 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++; @@ -1238,16 +1233,6 @@ static int mcam_vb_sg_buf_prepare(struct vb2_buffer *vb) 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); @@ -1264,7 +1249,6 @@ static const struct vb2_ops mcam_vb2_sg_ops = { .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, |