---

yaml --- r: 162926 b: refs/heads/master c: 03f1899 h: refs/heads/master v: v3
git-mirror · Sep 17, 2009 · 64c031a · 64c031a
1 parent 745672b
commit 64c031a
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Showing 3 changed files with 23 additions and 3 deletions.
diff --git a/[refs] b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: a19d2158439d6fba8160d7d2446f233f525f09e7
+refs/heads/master: 03f18991614cba1fa5be5dcd1a79b0e30ac44c50
diff --git a/trunk/drivers/net/atl1e/atl1e.h b/trunk/drivers/net/atl1e/atl1e.h
@@ -377,10 +377,19 @@ struct atl1e_hw {
  */
 struct atl1e_tx_buffer {
 	struct sk_buff *skb;
+	u16 flags;
+#define ATL1E_TX_PCIMAP_SINGLE		0x0001
+#define ATL1E_TX_PCIMAP_PAGE		0x0002
+#define ATL1E_TX_PCIMAP_TYPE_MASK	0x0003
 	u16 length;
 	dma_addr_t dma;
 };
 
+#define ATL1E_SET_PCIMAP_TYPE(tx_buff, type) do {		\
+	((tx_buff)->flags) &= ~ATL1E_TX_PCIMAP_TYPE_MASK;	\
+	((tx_buff)->flags) |= (type);				\
+	} while (0)
+
 struct atl1e_rx_page {
 	dma_addr_t	dma;    /* receive rage DMA address */
 	u8		*addr;   /* receive rage virtual address */

diff --git a/trunk/drivers/net/atl1e/atl1e_main.c b/trunk/drivers/net/atl1e/atl1e_main.c
@@ -635,7 +635,11 @@ static void atl1e_clean_tx_ring(struct atl1e_adapter *adapter)
 	for (index = 0; index < ring_count; index++) {
 		tx_buffer = &tx_ring->tx_buffer[index];
 		if (tx_buffer->dma) {
-			pci_unmap_page(pdev, tx_buffer->dma,
+			if (tx_buffer->flags & ATL1E_TX_PCIMAP_SINGLE)
+				pci_unmap_single(pdev, tx_buffer->dma,
+					tx_buffer->length, PCI_DMA_TODEVICE);
+			else if (tx_buffer->flags & ATL1E_TX_PCIMAP_PAGE)
+				pci_unmap_page(pdev, tx_buffer->dma,
 					tx_buffer->length, PCI_DMA_TODEVICE);
 			tx_buffer->dma = 0;
 		}
@@ -1220,7 +1224,11 @@ static bool atl1e_clean_tx_irq(struct atl1e_adapter *adapter)
 	while (next_to_clean != hw_next_to_clean) {
 		tx_buffer = &tx_ring->tx_buffer[next_to_clean];
 		if (tx_buffer->dma) {
-			pci_unmap_page(adapter->pdev, tx_buffer->dma,
+			if (tx_buffer->flags & ATL1E_TX_PCIMAP_SINGLE)
+				pci_unmap_single(adapter->pdev, tx_buffer->dma,
+					tx_buffer->length, PCI_DMA_TODEVICE);
+			else if (tx_buffer->flags & ATL1E_TX_PCIMAP_PAGE)
+				pci_unmap_page(adapter->pdev, tx_buffer->dma,
 					tx_buffer->length, PCI_DMA_TODEVICE);
 			tx_buffer->dma = 0;
 		}
@@ -1741,6 +1749,7 @@ static void atl1e_tx_map(struct atl1e_adapter *adapter,
 		tx_buffer->length = map_len;
 		tx_buffer->dma = pci_map_single(adapter->pdev,
 					skb->data, hdr_len, PCI_DMA_TODEVICE);
+		ATL1E_SET_PCIMAP_TYPE(tx_buffer, ATL1E_TX_PCIMAP_SINGLE);
 		mapped_len += map_len;
 		use_tpd->buffer_addr = cpu_to_le64(tx_buffer->dma);
 		use_tpd->word2 = (use_tpd->word2 & (~TPD_BUFLEN_MASK)) |
@@ -1766,6 +1775,7 @@ static void atl1e_tx_map(struct atl1e_adapter *adapter,
 		tx_buffer->dma =
 			pci_map_single(adapter->pdev, skb->data + mapped_len,
 					map_len, PCI_DMA_TODEVICE);
+		ATL1E_SET_PCIMAP_TYPE(tx_buffer, ATL1E_TX_PCIMAP_SINGLE);
 		mapped_len  += map_len;
 		use_tpd->buffer_addr = cpu_to_le64(tx_buffer->dma);
 		use_tpd->word2 = (use_tpd->word2 & (~TPD_BUFLEN_MASK)) |
@@ -1801,6 +1811,7 @@ static void atl1e_tx_map(struct atl1e_adapter *adapter,
 						(i * MAX_TX_BUF_LEN),
 						tx_buffer->length,
 						PCI_DMA_TODEVICE);
+			ATL1E_SET_PCIMAP_TYPE(tx_buffer, ATL1E_TX_PCIMAP_PAGE);
 			use_tpd->buffer_addr = cpu_to_le64(tx_buffer->dma);
 			use_tpd->word2 = (use_tpd->word2 & (~TPD_BUFLEN_MASK)) |
 					((cpu_to_le32(tx_buffer->length) &