/* How many Rx Buffers do we bundle into one write to the hardware ? */
#define IGB_RX_BUFFER_WRITE 16 /* Must be power of 2 */
+#define IGB_RX_DMA_ATTR \
+ (DMA_ATTR_SKIP_CPU_SYNC | DMA_ATTR_WEAK_ORDERING)
+
#define AUTO_ALL_MODES 0
#define IGB_EEPROM_APME 0x0400
buffer_info->dma,
PAGE_SIZE,
DMA_FROM_DEVICE,
- DMA_ATTR_SKIP_CPU_SYNC);
+ IGB_RX_DMA_ATTR);
__page_frag_cache_drain(buffer_info->page,
buffer_info->pagecnt_bias);
*/
dma_unmap_page_attrs(rx_ring->dev, rx_buffer->dma,
PAGE_SIZE, DMA_FROM_DEVICE,
- DMA_ATTR_SKIP_CPU_SYNC);
+ IGB_RX_DMA_ATTR);
__page_frag_cache_drain(page, rx_buffer->pagecnt_bias);
}
/* map page for use */
dma = dma_map_page_attrs(rx_ring->dev, page, 0, PAGE_SIZE,
- DMA_FROM_DEVICE, DMA_ATTR_SKIP_CPU_SYNC);
+ DMA_FROM_DEVICE, IGB_RX_DMA_ATTR);
/* if mapping failed free memory back to system since
* there isn't much point in holding memory we can't use