diff options
Diffstat (limited to 'drivers/net')
| -rw-r--r-- | drivers/net/typhoon.c | 31 | ||||
| -rw-r--r-- | drivers/net/typhoon.h | 13 |
2 files changed, 24 insertions, 20 deletions
diff --git a/drivers/net/typhoon.c b/drivers/net/typhoon.c index 2550d4cf9609..f50cb520dffb 100644 --- a/drivers/net/typhoon.c +++ b/drivers/net/typhoon.c @@ -813,8 +813,7 @@ typhoon_start_tx(struct sk_buff *skb, struct net_device *dev) first_txd->flags = TYPHOON_TX_DESC | TYPHOON_DESC_VALID; first_txd->numDesc = 0; first_txd->len = 0; - first_txd->addr = (u64)((unsigned long) skb) & 0xffffffff; - first_txd->addrHi = (u64)((unsigned long) skb) >> 32; + first_txd->tx_addr = (u64)((unsigned long) skb); first_txd->processFlags = 0; if(skb->ip_summed == CHECKSUM_PARTIAL) { @@ -850,8 +849,8 @@ typhoon_start_tx(struct sk_buff *skb, struct net_device *dev) PCI_DMA_TODEVICE); txd->flags = TYPHOON_FRAG_DESC | TYPHOON_DESC_VALID; txd->len = cpu_to_le16(skb->len); - txd->addr = cpu_to_le32(skb_dma); - txd->addrHi = 0; + txd->frag.addr = cpu_to_le32(skb_dma); + txd->frag.addrHi = 0; first_txd->numDesc++; } else { int i, len; @@ -861,8 +860,8 @@ typhoon_start_tx(struct sk_buff *skb, struct net_device *dev) PCI_DMA_TODEVICE); txd->flags = TYPHOON_FRAG_DESC | TYPHOON_DESC_VALID; txd->len = cpu_to_le16(len); - txd->addr = cpu_to_le32(skb_dma); - txd->addrHi = 0; + txd->frag.addr = cpu_to_le32(skb_dma); + txd->frag.addrHi = 0; first_txd->numDesc++; for(i = 0; i < skb_shinfo(skb)->nr_frags; i++) { @@ -880,8 +879,8 @@ typhoon_start_tx(struct sk_buff *skb, struct net_device *dev) PCI_DMA_TODEVICE); txd->flags = TYPHOON_FRAG_DESC | TYPHOON_DESC_VALID; txd->len = cpu_to_le16(len); - txd->addr = cpu_to_le32(skb_dma); - txd->addrHi = 0; + txd->frag.addr = cpu_to_le32(skb_dma); + txd->frag.addrHi = 0; first_txd->numDesc++; } } @@ -1358,7 +1357,7 @@ typhoon_download_firmware(struct typhoon *tp) u8 *image_data; void *dpage; dma_addr_t dpage_dma; - unsigned int csum; + __sum16 csum; u32 irqEnabled; u32 irqMasked; u32 numSections; @@ -1450,13 +1449,13 @@ typhoon_download_firmware(struct typhoon *tp) * summing. Fortunately, due to the properties of * the checksum, we can do this once, at the end. */ - csum = csum_partial_copy_nocheck(image_data, dpage, - len, 0); - csum = csum_fold(csum); - csum = le16_to_cpu(csum); + csum = csum_fold(csum_partial_copy_nocheck(image_data, + dpage, len, + 0)); iowrite32(len, ioaddr + TYPHOON_REG_BOOT_LENGTH); - iowrite32(csum, ioaddr + TYPHOON_REG_BOOT_CHECKSUM); + iowrite32(le16_to_cpu((__force __le16)csum), + ioaddr + TYPHOON_REG_BOOT_CHECKSUM); iowrite32(load_addr, ioaddr + TYPHOON_REG_BOOT_DEST_ADDR); iowrite32(0, ioaddr + TYPHOON_REG_BOOT_DATA_HI); @@ -1551,13 +1550,13 @@ typhoon_clean_tx(struct typhoon *tp, struct transmit_ring *txRing, if(type == TYPHOON_TX_DESC) { /* This tx_desc describes a packet. */ - unsigned long ptr = tx->addr | ((u64)tx->addrHi << 32); + unsigned long ptr = tx->tx_addr; struct sk_buff *skb = (struct sk_buff *) ptr; dev_kfree_skb_irq(skb); } else if(type == TYPHOON_FRAG_DESC) { /* This tx_desc describes a memory mapping. Free it. */ - skb_dma = (dma_addr_t) le32_to_cpu(tx->addr); + skb_dma = (dma_addr_t) le32_to_cpu(tx->frag.addr); dma_len = le16_to_cpu(tx->len); pci_unmap_single(tp->pdev, skb_dma, dma_len, PCI_DMA_TODEVICE); diff --git a/drivers/net/typhoon.h b/drivers/net/typhoon.h index a02e09593970..dd7022ca7354 100644 --- a/drivers/net/typhoon.h +++ b/drivers/net/typhoon.h @@ -166,8 +166,13 @@ struct tx_desc { #define TYPHOON_DESC_VALID 0x80 u8 numDesc; __le16 len; - u32 addr; - u32 addrHi; + union { + struct { + __le32 addr; + __le32 addrHi; + } frag; + u64 tx_addr; /* opaque for hardware, for TX_DESC */ + }; __le32 processFlags; #define TYPHOON_TX_PF_NO_CRC __constant_cpu_to_le32(0x00000001) #define TYPHOON_TX_PF_IP_CHKSUM __constant_cpu_to_le32(0x00000002) @@ -240,8 +245,8 @@ struct rx_desc { u8 flags; u8 numDesc; __le16 frameLen; - u32 addr; - u32 addrHi; + u32 addr; /* opaque, comes from virtAddr */ + u32 addrHi; /* opaque, comes from virtAddrHi */ __le32 rxStatus; #define TYPHOON_RX_ERR_INTERNAL __constant_cpu_to_le32(0x00000000) #define TYPHOON_RX_ERR_FIFO_UNDERRUN __constant_cpu_to_le32(0x00000001) |