257 static void omap24xxcam_vbq_free_mmap_buffers(struct videobuf_queue *vbq)  in omap24xxcam_vbq_free_mmap_buffers()  argument
261 	mutex_lock(&vbq->vb_lock);  in omap24xxcam_vbq_free_mmap_buffers()
264 		if (NULL == vbq->bufs[i])  in omap24xxcam_vbq_free_mmap_buffers()
266 		if (V4L2_MEMORY_MMAP != vbq->bufs[i]->memory)  in omap24xxcam_vbq_free_mmap_buffers()
268 		vbq->ops->buf_release(vbq, vbq->bufs[i]);  in omap24xxcam_vbq_free_mmap_buffers()
269 		omap24xxcam_vbq_free_mmap_buffer(vbq->bufs[i]);  in omap24xxcam_vbq_free_mmap_buffers()
270 		kfree(vbq->bufs[i]);  in omap24xxcam_vbq_free_mmap_buffers()
271 		vbq->bufs[i] = NULL;  in omap24xxcam_vbq_free_mmap_buffers()
274 	mutex_unlock(&vbq->vb_lock);  in omap24xxcam_vbq_free_mmap_buffers()
276 	videobuf_mmap_free(vbq);  in omap24xxcam_vbq_free_mmap_buffers()
353 static int omap24xxcam_vbq_alloc_mmap_buffers(struct videobuf_queue *vbq,  in omap24xxcam_vbq_alloc_mmap_buffers()  argument
358 		container_of(vbq, struct omap24xxcam_fh, vbq);  in omap24xxcam_vbq_alloc_mmap_buffers()
360 	mutex_lock(&vbq->vb_lock);  in omap24xxcam_vbq_alloc_mmap_buffers()
363 		err = omap24xxcam_vbq_alloc_mmap_buffer(vbq->bufs[i]);  in omap24xxcam_vbq_alloc_mmap_buffers()
367 			videobuf_to_dma(vbq->bufs[i])->sglen, i);  in omap24xxcam_vbq_alloc_mmap_buffers()
370 	mutex_unlock(&vbq->vb_lock);  in omap24xxcam_vbq_alloc_mmap_buffers()
376 		omap24xxcam_vbq_free_mmap_buffer(vbq->bufs[i]);  in omap24xxcam_vbq_alloc_mmap_buffers()
379 	mutex_unlock(&vbq->vb_lock);  in omap24xxcam_vbq_alloc_mmap_buffers()
418 static void omap24xxcam_vbq_release(struct videobuf_queue *vbq,  in omap24xxcam_vbq_release()  argument
424 	videobuf_waiton(vbq, vb, 0, 0);  in omap24xxcam_vbq_release()
426 		dma_unmap_sg(vbq->dev, dma->sglist, dma->sglen,  in omap24xxcam_vbq_release()
430 		videobuf_dma_unmap(vbq->dev, videobuf_to_dma(vb));  in omap24xxcam_vbq_release()
442 static int omap24xxcam_vbq_setup(struct videobuf_queue *vbq, unsigned int *cnt,  in omap24xxcam_vbq_setup()  argument
445 	struct omap24xxcam_fh *fh = vbq->priv_data;  in omap24xxcam_vbq_setup()
462 static int omap24xxcam_dma_iolock(struct videobuf_queue *vbq,  in omap24xxcam_dma_iolock()  argument
468 	if (!dma_map_sg(vbq->dev, dma->sglist, dma->sglen, dma->direction)) {  in omap24xxcam_dma_iolock()
478 static int omap24xxcam_vbq_prepare(struct videobuf_queue *vbq,  in omap24xxcam_vbq_prepare()  argument
482 	struct omap24xxcam_fh *fh = vbq->priv_data;  in omap24xxcam_vbq_prepare()
509 				omap24xxcam_vbq_release(vbq, vb);  in omap24xxcam_vbq_prepare()
531 			err = omap24xxcam_dma_iolock(vbq, videobuf_to_dma(vb));  in omap24xxcam_vbq_prepare()
533 			err = videobuf_iolock(vbq, vb, NULL);  in omap24xxcam_vbq_prepare()
539 		omap24xxcam_vbq_release(vbq, vb);  in omap24xxcam_vbq_prepare()
544 static void omap24xxcam_vbq_queue(struct videobuf_queue *vbq,  in omap24xxcam_vbq_queue()  argument
547 	struct omap24xxcam_fh *fh = vbq->priv_data;  in omap24xxcam_vbq_queue()
1047 		mutex_lock(&ofh->vbq.vb_lock);  in vidioc_s_fmt_vid_cap()
1049 		mutex_unlock(&ofh->vbq.vb_lock);  in vidioc_s_fmt_vid_cap()
1085 	omap24xxcam_vbq_free_mmap_buffers(&ofh->vbq);  in vidioc_reqbufs()
1088 	rval = videobuf_reqbufs(&ofh->vbq, b);  in vidioc_reqbufs()
1097 	rval = omap24xxcam_vbq_alloc_mmap_buffers(&ofh->vbq, rval);  in vidioc_reqbufs()
1099 		omap24xxcam_vbq_free_mmap_buffers(&ofh->vbq);  in vidioc_reqbufs()
1110 	return videobuf_querybuf(&ofh->vbq, b);  in vidioc_querybuf()
1117 	return videobuf_qbuf(&ofh->vbq, b);  in vidioc_qbuf()
1128 	rval = videobuf_dqbuf(&ofh->vbq, b, file->f_flags & O_NONBLOCK);  in vidioc_dqbuf()
1132 	vb = ofh->vbq.bufs[b->index];  in vidioc_dqbuf()
1150 		videobuf_qbuf(&ofh->vbq, b);  in vidioc_dqbuf()
1181 	rval = videobuf_streamon(&ofh->vbq);  in vidioc_streamon()
1197 	struct videobuf_queue *q = &ofh->vbq;  in vidioc_streamoff()
1354 	mutex_lock(&fh->vbq.vb_lock);  in omap24xxcam_poll()
1355 	if (list_empty(&fh->vbq.stream)) {  in omap24xxcam_poll()
1356 		mutex_unlock(&fh->vbq.vb_lock);  in omap24xxcam_poll()
1359 	vb = list_entry(fh->vbq.stream.next, struct videobuf_buffer, stream);  in omap24xxcam_poll()
1360 	mutex_unlock(&fh->vbq.vb_lock);  in omap24xxcam_poll()
1375 	struct videobuf_queue *vbq = &fh->vbq;  in omap24xxcam_mmap_buffers()  local
1385 	mutex_lock(&vbq->vb_lock);  in omap24xxcam_mmap_buffers()
1389 		if (NULL == vbq->bufs[first])  in omap24xxcam_mmap_buffers()
1391 		if (V4L2_MEMORY_MMAP != vbq->bufs[first]->memory)  in omap24xxcam_mmap_buffers()
1393 		if (vbq->bufs[first]->boff == (vma->vm_pgoff << PAGE_SHIFT))  in omap24xxcam_mmap_buffers()
1399 		if (NULL == vbq->bufs[last])  in omap24xxcam_mmap_buffers()
1401 		if (V4L2_MEMORY_MMAP != vbq->bufs[last]->memory)  in omap24xxcam_mmap_buffers()
1403 		size += vbq->bufs[last]->bsize;  in omap24xxcam_mmap_buffers()
1410 		struct videobuf_dmabuf *dma = videobuf_to_dma(vbq->bufs[i]);  in omap24xxcam_mmap_buffers()
1424 	mutex_unlock(&vbq->vb_lock);  in omap24xxcam_mmap_buffers()
1435 	rval = videobuf_mmap_mapper(&fh->vbq, vma);  in omap24xxcam_mmap()
1492 	videobuf_queue_sg_init(&fh->vbq, &omap24xxcam_vbq_ops, NULL,  in omap24xxcam_open()
1519 	videobuf_streamoff(&fh->vbq);  in omap24xxcam_release()
1532 	omap24xxcam_vbq_free_mmap_buffers(&fh->vbq);  in omap24xxcam_release()