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authorBen Hutchings <bhutchings@solarflare.com>2008-05-16 21:16:31 +0100
committerJeff Garzik <jgarzik@redhat.com>2008-05-22 05:59:28 -0400
commit184be0c21aba048cf510036edeee095e68740951 (patch)
treec96ce2180730d3cb0dd593f3ace8cc3071f414f2
parent55668611d0b2a5947cd17f66243be3cebf21400c (diff)
sfc: Merged efx_page_offset() into efx_rx_buf_offset()
Signed-off-by: Ben Hutchings <bhutchings@solarflare.com> Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
-rw-r--r--drivers/net/sfc/rx.c10
1 files changed, 3 insertions, 7 deletions
diff --git a/drivers/net/sfc/rx.c b/drivers/net/sfc/rx.c
index f15d3322534..88f87ef5e15 100644
--- a/drivers/net/sfc/rx.c
+++ b/drivers/net/sfc/rx.c
@@ -86,16 +86,12 @@ static unsigned int rx_refill_limit = 95;
*/
#define EFX_RXD_HEAD_ROOM 2
-static inline unsigned int efx_page_offset(void *p)
-{
- return (__force unsigned int)p & (PAGE_SIZE - 1);
-}
static inline unsigned int efx_rx_buf_offset(struct efx_rx_buffer *buf)
{
/* Offset is always within one page, so we don't need to consider
* the page order.
*/
- return efx_page_offset(buf->data);
+ return (__force unsigned long) buf->data & (PAGE_SIZE - 1);
}
static inline unsigned int efx_rx_buf_size(struct efx_nic *efx)
{
@@ -291,10 +287,10 @@ static inline int efx_init_rx_buffer_page(struct efx_rx_queue *rx_queue,
EFX_PAGE_IP_ALIGN);
}
- offset = efx_page_offset(rx_queue->buf_data);
rx_buf->len = bytes;
- rx_buf->dma_addr = rx_queue->buf_dma_addr + offset;
rx_buf->data = rx_queue->buf_data;
+ offset = efx_rx_buf_offset(rx_buf);
+ rx_buf->dma_addr = rx_queue->buf_dma_addr + offset;
/* Try to pack multiple buffers per page */
if (efx->rx_buffer_order == 0) {