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authorRon Mercer <ron.mercer@qlogic.com>2009-10-10 09:35:07 +0000
committerDavid S. Miller <davem@davemloft.net>2009-10-11 23:16:16 -0700
commit52e55f3cde3ac3c7982dbc0cc67075456b135a31 (patch)
tree7f4c05309ca7d3a101db55ee5b1ae50b1d6fbdef /drivers/net/qlge
parent88051b4e4f270966b9e2ec070822513c46083fe1 (diff)
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>
Diffstat (limited to 'drivers/net/qlge')
-rw-r--r--drivers/net/qlge/qlge.h3
-rw-r--r--drivers/net/qlge/qlge_main.c14
2 files changed, 9 insertions, 8 deletions
diff --git a/drivers/net/qlge/qlge.h b/drivers/net/qlge/qlge.h
index f6bd22495f5..cef930bfcc7 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 20a118dc62e..644077e7b54 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 {
/*