diff options
| author | Matt Carlson <mcarlson@broadcom.com> | 2009-08-28 14:00:55 +0000 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2009-08-29 15:42:52 -0700 |
| commit | 79ed5ac7ddd5f8d6463f5a17b3575772e9896481 (patch) | |
| tree | 46e9a73d5457532e1e50c077a94213505e1d4606 | |
| parent | 21f581a5366d48d86b9ae86043fc61d44e992c0c (diff) | |
| download | linux-79ed5ac7ddd5f8d6463f5a17b3575772e9896481.tar.gz | |
tg3: Use ext rx bds
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> Signed-off-by: David S. Miller <davem@davemloft.net>
| -rw-r--r-- | drivers/net/tg3.c | 17 | ||||
| -rw-r--r-- | drivers/net/tg3.h | 2 |
2 files changed, 10 insertions, 9 deletions
diff --git a/drivers/net/tg3.c b/drivers/net/tg3.c index 053d4e85820d..3725ac857086 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 7a27cffb5ada..982171f293fd 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; |