X-Git-Url: http://pilppa.org/gitweb/?a=blobdiff_plain;f=drivers%2Fdma%2Fiovlock.c;h=e763d723e4cfa6fe7889e4d07f1db948bed317ca;hb=091c82c01295719d47b89b38d24e41ad2066ead8;hp=d637555a833b78870f2f19da130d54d93e0d2f96;hpb=075395d228641646159dae3dd170fa3fc6ff477a;p=linux-2.6-omap-h63xx.git diff --git a/drivers/dma/iovlock.c b/drivers/dma/iovlock.c index d637555a833..e763d723e4c 100644 --- a/drivers/dma/iovlock.c +++ b/drivers/dma/iovlock.c @@ -143,29 +143,6 @@ void dma_unpin_iovec_pages(struct dma_pinned_list *pinned_list) kfree(pinned_list); } -static dma_cookie_t dma_memcpy_to_kernel_iovec(struct dma_chan *chan, struct - iovec *iov, unsigned char *kdata, size_t len) -{ - dma_cookie_t dma_cookie = 0; - - while (len > 0) { - if (iov->iov_len) { - int copy = min_t(unsigned int, iov->iov_len, len); - dma_cookie = dma_async_memcpy_buf_to_buf( - chan, - iov->iov_base, - kdata, - copy); - kdata += copy; - len -= copy; - iov->iov_len -= copy; - iov->iov_base += copy; - } - iov++; - } - - return dma_cookie; -} /* * We have already pinned down the pages we will be using in the iovecs. @@ -187,10 +164,6 @@ dma_cookie_t dma_memcpy_to_iovec(struct dma_chan *chan, struct iovec *iov, if (!chan) return memcpy_toiovec(iov, kdata, len); - /* -> kernel copies (e.g. smbfs) */ - if (!pinned_list) - return dma_memcpy_to_kernel_iovec(chan, iov, kdata, len); - iovec_idx = 0; while (iovec_idx < pinned_list->nr_iovecs) { struct dma_page_list *page_list;