diff options
Diffstat (limited to 'drivers/media/pci/cx18/cx18-queue.c')
| -rw-r--r-- | drivers/media/pci/cx18/cx18-queue.c | 22 |
1 files changed, 15 insertions, 7 deletions
diff --git a/drivers/media/pci/cx18/cx18-queue.c b/drivers/media/pci/cx18/cx18-queue.c index 2f5df471dada..eeb5513b1d52 100644 --- a/drivers/media/pci/cx18/cx18-queue.c +++ b/drivers/media/pci/cx18/cx18-queue.c @@ -4,7 +4,7 @@ * * Derived from ivtv-queue.c * - * Copyright (C) 2007 Hans Verkuil <hverkuil@xs4all.nl> + * Copyright (C) 2007 Hans Verkuil <hverkuil@kernel.org> * Copyright (C) 2008 Andy Walls <awalls@md.metrocast.net> */ @@ -325,8 +325,8 @@ void _cx18_mdl_sync_for_device(struct cx18_stream *s, struct cx18_mdl *mdl) struct cx18_buffer *buf; list_for_each_entry(buf, &mdl->buf_list, list) - pci_dma_sync_single_for_device(pci_dev, buf->dma_handle, - buf_size, dma); + dma_sync_single_for_device(&pci_dev->dev, buf->dma_handle, + buf_size, dma); } int cx18_stream_alloc(struct cx18_stream *s) @@ -379,14 +379,22 @@ int cx18_stream_alloc(struct cx18_stream *s) break; } + buf->dma_handle = dma_map_single(&s->cx->pci_dev->dev, + buf->buf, s->buf_size, + s->dma); + if (dma_mapping_error(&s->cx->pci_dev->dev, buf->dma_handle)) { + kfree(buf->buf); + kfree(mdl); + kfree(buf); + break; + } + INIT_LIST_HEAD(&mdl->list); INIT_LIST_HEAD(&mdl->buf_list); mdl->id = s->mdl_base_idx; /* a somewhat safe value */ cx18_enqueue(s, mdl, &s->q_idle); INIT_LIST_HEAD(&buf->list); - buf->dma_handle = pci_map_single(s->cx->pci_dev, - buf->buf, s->buf_size, s->dma); cx18_buf_sync_for_cpu(s, buf); list_add_tail(&buf->list, &s->buf_pool); } @@ -419,8 +427,8 @@ void cx18_stream_free(struct cx18_stream *s) buf = list_first_entry(&s->buf_pool, struct cx18_buffer, list); list_del_init(&buf->list); - pci_unmap_single(s->cx->pci_dev, buf->dma_handle, - s->buf_size, s->dma); + dma_unmap_single(&s->cx->pci_dev->dev, buf->dma_handle, + s->buf_size, s->dma); kfree(buf->buf); kfree(buf); } |