diff mbox

[09/17] tg3: Use ext rx bds

Message ID 1251585286.29687@xw6200
State Accepted, archived
Delegated to: David Miller
Headers show

Commit Message

Matt Carlson Aug. 29, 2009, midnight UTC 
The 5717 only uses extended buffer descriptors for the jumbo producer
ring.  Extended buffer descriptors are available on all devices that
support a separate jumbo producer ring so make the change universal.

Signed-off-by: Matt Carlson <mcarlson@broadcom.com>
---
 drivers/net/tg3.c |   17 +++++++++--------
 drivers/net/tg3.h |    2 +-
 2 files changed, 10 insertions(+), 9 deletions(-)
diff mbox

Patch

diff --git a/drivers/net/tg3.c b/drivers/net/tg3.c
index 053d4e8..3725ac8 100644
--- a/drivers/net/tg3.c
+++ b/drivers/net/tg3.c
@@ -117,10 +117,10 @@ 
 
 #define TG3_RX_RING_BYTES	(sizeof(struct tg3_rx_buffer_desc) * \
 				 TG3_RX_RING_SIZE)
-#define TG3_RX_JUMBO_RING_BYTES	(sizeof(struct tg3_rx_buffer_desc) * \
-			         TG3_RX_JUMBO_RING_SIZE)
+#define TG3_RX_JUMBO_RING_BYTES	(sizeof(struct tg3_ext_rx_buffer_desc) * \
+				 TG3_RX_JUMBO_RING_SIZE)
 #define TG3_RX_RCB_RING_BYTES(tp) (sizeof(struct tg3_rx_buffer_desc) * \
-			           TG3_RX_RCB_RING_SIZE(tp))
+				 TG3_RX_RCB_RING_SIZE(tp))
 #define TG3_TX_RING_BYTES	(sizeof(struct tg3_tx_buffer_desc) * \
 				 TG3_TX_RING_SIZE)
 #define NEXT_TX(N)		(((N) + 1) & (TG3_TX_RING_SIZE - 1))
@@ -4367,7 +4367,7 @@  static int tg3_alloc_rx_skb(struct tg3 *tp, u32 opaque_key,
 
 	case RXD_OPAQUE_RING_JUMBO:
 		dest_idx = dest_idx_unmasked % TG3_RX_JUMBO_RING_SIZE;
-		desc = &tpr->rx_jmb[dest_idx];
+		desc = &tpr->rx_jmb[dest_idx].std;
 		map = &tpr->rx_jmb_buffers[dest_idx];
 		if (src_idx >= 0)
 			src_map = &tpr->rx_jmb_buffers[src_idx];
@@ -4428,9 +4428,9 @@  static void tg3_recycle_rx(struct tg3 *tp, u32 opaque_key,
 
 	case RXD_OPAQUE_RING_JUMBO:
 		dest_idx = dest_idx_unmasked % TG3_RX_JUMBO_RING_SIZE;
-		dest_desc = &tpr->rx_jmb[dest_idx];
+		dest_desc = &tpr->rx_jmb[dest_idx].std;
 		dest_map = &tpr->rx_jmb_buffers[dest_idx];
-		src_desc = &tpr->rx_jmb[src_idx];
+		src_desc = &tpr->rx_jmb[src_idx].std;
 		src_map = &tpr->rx_jmb_buffers[src_idx];
 		break;
 
@@ -5614,7 +5614,7 @@  static int tg3_rx_prodring_alloc(struct tg3 *tp,
 		for (i = 0; i < TG3_RX_JUMBO_RING_SIZE; i++) {
 			struct tg3_rx_buffer_desc *rxd;
 
-			rxd = &tpr->rx_jmb[i];
+			rxd = &tpr->rx_jmb[i].std;
 			rxd->idx_len = TG3_RX_JMB_DMA_SZ << RXD_LEN_SHIFT;
 			rxd->type_flags = (RXD_FLAG_END << RXD_FLAGS_SHIFT) |
 				RXD_FLAG_JUMBO;
@@ -7053,7 +7053,8 @@  static int tg3_reset_hw(struct tg3 *tp, int reset_phy)
 			tw32(RCVDBDI_JUMBO_BD + TG3_BDINFO_HOST_ADDR + TG3_64BIT_REG_LOW,
 			     ((u64) tpr->rx_jmb_mapping & 0xffffffff));
 			tw32(RCVDBDI_JUMBO_BD + TG3_BDINFO_MAXLEN_FLAGS,
-			     RX_JUMBO_MAX_SIZE << BDINFO_FLAGS_MAXLEN_SHIFT);
+			     (RX_JUMBO_MAX_SIZE << BDINFO_FLAGS_MAXLEN_SHIFT) |
+			     BDINFO_FLAGS_USE_EXT_RECV);
 			tw32(RCVDBDI_JUMBO_BD + TG3_BDINFO_NIC_ADDR,
 			     NIC_SRAM_RX_JUMBO_BUFFER_DESC);
 		} else {
diff --git a/drivers/net/tg3.h b/drivers/net/tg3.h
index 7a27cff..982171f 100644
--- a/drivers/net/tg3.h
+++ b/drivers/net/tg3.h
@@ -2480,7 +2480,7 @@  struct tg3_rx_prodring_set {
 	u32				rx_std_ptr;
 	u32				rx_jmb_ptr;
 	struct tg3_rx_buffer_desc	*rx_std;
-	struct tg3_rx_buffer_desc	*rx_jmb;
+	struct tg3_ext_rx_buffer_desc	*rx_jmb;
 	struct ring_info		*rx_std_buffers;
 	struct ring_info		*rx_jmb_buffers;
 	dma_addr_t			rx_std_mapping;