qlge: Remove inline math for small rx buf mapping.

rx_ring->sbq_buf_len now holds the length of the mapped portion of the
buffer rather than the overall length.

Signed-off-by: Ron Mercer <ron.mercer@qlogic.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

2 files changed, 9 insertions, 8 deletions

diff --git a/drivers/net/qlge/qlge.h b/drivers/net/qlge/qlge.h
index f6bd22495f55..cef930bfcc79 100644
--- a/drivers/net/qlge/qlge.h
+++ b/drivers/net/qlge/qlge.h
@@ -54,7 +54,8 @@
 #define RX_RING_SHADOW_SPACE    (sizeof(u64) + \
                 MAX_DB_PAGES_PER_BQ(NUM_SMALL_BUFFERS) * sizeof(u64) + \
                 MAX_DB_PAGES_PER_BQ(NUM_LARGE_BUFFERS) * sizeof(u64))
-#define SMALL_BUFFER_SIZE 256
+#define SMALL_BUFFER_SIZE 512
+#define SMALL_BUF_MAP_SIZE (SMALL_BUFFER_SIZE / 2)
 #define LARGE_BUFFER_SIZE       PAGE_SIZE
 #define MAX_SPLIT_SIZE 1023
 #define QLGE_SB_PAD 32
diff --git a/drivers/net/qlge/qlge_main.c b/drivers/net/qlge/qlge_main.c
index 20a118dc62e6..644077e7b549 100644
--- a/drivers/net/qlge/qlge_main.c
+++ b/drivers/net/qlge/qlge_main.c
@@ -1147,7 +1147,7 @@ static void ql_update_sbq(struct ql_adapter *qdev, struct rx_ring *rx_ring)
                                         sbq_desc->index);
                                 sbq_desc->p.skb =
                                     netdev_alloc_skb(qdev->ndev,
-                                                     rx_ring->sbq_buf_size);
+                                                     SMALL_BUFFER_SIZE);
                                 if (sbq_desc->p.skb == NULL) {
                                         QPRINTK(qdev, PROBE, ERR,
                                                 "Couldn't get an skb.\n");
@@ -1157,8 +1157,8 @@ static void ql_update_sbq(struct ql_adapter *qdev, struct rx_ring *rx_ring)
                                 skb_reserve(sbq_desc->p.skb, QLGE_SB_PAD);
                                 map = pci_map_single(qdev->pdev,
                                                      sbq_desc->p.skb->data,
-                                                     rx_ring->sbq_buf_size /
-                                                     2, PCI_DMA_FROMDEVICE);
+                                                     rx_ring->sbq_buf_size,
+                                                     PCI_DMA_FROMDEVICE);
                                 if (pci_dma_mapping_error(qdev->pdev, map)) {
                                         QPRINTK(qdev, IFUP, ERR, "PCI mapping failed.\n");
                                         rx_ring->sbq_clean_idx = clean_idx;
@@ -1168,7 +1168,7 @@ static void ql_update_sbq(struct ql_adapter *qdev, struct rx_ring *rx_ring)
                                 }
                                 pci_unmap_addr_set(sbq_desc, mapaddr, map);
                                 pci_unmap_len_set(sbq_desc, maplen,
-                                                  rx_ring->sbq_buf_size / 2);
+                                                  rx_ring->sbq_buf_size);
                                 *sbq_desc->addr = cpu_to_le64(map);
                         }
 
@@ -2693,7 +2693,7 @@ static int ql_start_rx_ring(struct ql_adapter *qdev, struct rx_ring *rx_ring)
                 cqicb->sbq_addr =
                     cpu_to_le64(rx_ring->sbq_base_indirect_dma);
                 cqicb->sbq_buf_size =
-                    cpu_to_le16((u16)(rx_ring->sbq_buf_size/2));
+                    cpu_to_le16((u16)(rx_ring->sbq_buf_size));
                 bq_len = (rx_ring->sbq_len == 65536) ? 0 :
                         (u16) rx_ring->sbq_len;
                 cqicb->sbq_len = cpu_to_le16(bq_len);
@@ -3269,7 +3269,7 @@ static int ql_adapter_initialize(struct ql_adapter *qdev)
         ql_write32(qdev, FSC, mask | value);
 
         ql_write32(qdev, SPLT_HDR, SPLT_HDR_EP |
-                min(SMALL_BUFFER_SIZE, MAX_SPLIT_SIZE));
+                min(SMALL_BUF_MAP_SIZE, MAX_SPLIT_SIZE));
 
         /* Set RX packet routing to use port/pci function on which the
          * packet arrived on in addition to usual frame routing.
@@ -3549,7 +3549,7 @@ static int ql_configure_rings(struct ql_adapter *qdev)
                         rx_ring->sbq_len = NUM_SMALL_BUFFERS;
                         rx_ring->sbq_size =
                             rx_ring->sbq_len * sizeof(__le64);
-                        rx_ring->sbq_buf_size = SMALL_BUFFER_SIZE * 2;
+                        rx_ring->sbq_buf_size = SMALL_BUF_MAP_SIZE;
                         rx_ring->type = RX_Q;
                 } else {
                         /*