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qla3xxx annotations

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stop the byteswap-in-place, annotate

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Signed-off-by: Jeff Garzik <jeff@garzik.org>
This commit is contained in:
Al Viro 2007-12-22 19:44:29 +00:00 committed by David S. Miller
parent 7cd61888d2
commit 804d8541d2
2 changed files with 37 additions and 60 deletions
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42
drivers/net/qla3xxx.c
View File

@ -540,20 +540,12 @@ static void eeprom_readword(struct ql3_adapter *qdev,
fm93c56a_deselect(qdev);
}
static void ql_swap_mac_addr(u8 * macAddress)
static void ql_set_mac_addr(struct net_device *ndev, u16 *addr)
{
#ifdef __BIG_ENDIAN
u8 temp;
temp = macAddress[0];
macAddress[0] = macAddress[1];
macAddress[1] = temp;
temp = macAddress[2];
macAddress[2] = macAddress[3];
macAddress[3] = temp;
temp = macAddress[4];
macAddress[4] = macAddress[5];
macAddress[5] = temp;
#endif
__le16 *p = (__le16 *)ndev->dev_addr;
p[0] = cpu_to_le16(addr[0]);
p[1] = cpu_to_le16(addr[1]);
p[2] = cpu_to_le16(addr[2]);
}
static int ql_get_nvram_params(struct ql3_adapter *qdev)
@ -590,18 +582,6 @@ static int ql_get_nvram_params(struct ql3_adapter *qdev)
return -1;
}
/*
* We have a problem with endianness for the MAC addresses
* and the two 8-bit values version, and numPorts. We
* have to swap them on big endian systems.
*/
ql_swap_mac_addr(qdev->nvram_data.funcCfg_fn0.macAddress);
ql_swap_mac_addr(qdev->nvram_data.funcCfg_fn1.macAddress);
ql_swap_mac_addr(qdev->nvram_data.funcCfg_fn2.macAddress);
ql_swap_mac_addr(qdev->nvram_data.funcCfg_fn3.macAddress);
pEEPROMData = (u16 *) & qdev->nvram_data.version;
*pEEPROMData = le16_to_cpu(*pEEPROMData);
spin_unlock_irqrestore(&qdev->hw_lock, hw_flags);
return checksum;
}
@ -3035,7 +3015,7 @@ static int ql_alloc_mem_resources(struct ql3_adapter *qdev)
LS_64BITS(qdev->shadow_reg_phy_addr);
qdev->prsp_producer_index =
(u32 *) (((u8 *) qdev->preq_consumer_index) + 8);
(__le32 *) (((u8 *) qdev->preq_consumer_index) + 8);
qdev->rsp_producer_index_phy_addr_high =
qdev->req_consumer_index_phy_addr_high;
qdev->rsp_producer_index_phy_addr_low =
@ -3215,7 +3195,7 @@ static int ql_adapter_initialize(struct ql3_adapter *qdev)
ql_write_page1_reg(qdev, &hmem_regs->reqLength, NUM_REQ_Q_ENTRIES);
/* Response Queue Registers */
*((u16 *) (qdev->prsp_producer_index)) = 0;
*((__le16 *) (qdev->prsp_producer_index)) = 0;
qdev->rsp_consumer_index = 0;
qdev->rsp_current = qdev->rsp_q_virt_addr;
@ -3548,7 +3528,7 @@ static void ql_set_mac_info(struct ql3_adapter *qdev)
qdev->ndev->name,value);
break;
}
qdev->numPorts = qdev->nvram_data.numPorts;
qdev->numPorts = qdev->nvram_data.version_and_numPorts >> 8;
}
static void ql_display_dev_info(struct net_device *ndev)
@ -4051,12 +4031,10 @@ static int __devinit ql3xxx_probe(struct pci_dev *pdev,
/* Validate and set parameters */
if (qdev->mac_index) {
ndev->mtu = qdev->nvram_data.macCfg_port1.etherMtu_mac ;
memcpy(ndev->dev_addr, &qdev->nvram_data.funcCfg_fn2.macAddress,
ETH_ALEN);
ql_set_mac_addr(ndev, qdev->nvram_data.funcCfg_fn2.macAddress);
} else {
ndev->mtu = qdev->nvram_data.macCfg_port0.etherMtu_mac ;
memcpy(ndev->dev_addr, &qdev->nvram_data.funcCfg_fn0.macAddress,
ETH_ALEN);
ql_set_mac_addr(ndev, qdev->nvram_data.funcCfg_fn0.macAddress);
}
memcpy(ndev->perm_addr, ndev->dev_addr, ndev->addr_len);

55
drivers/net/qla3xxx.h
View File

@ -50,7 +50,7 @@ struct ob_mac_iocb_req {
#define OB_3032MAC_IOCB_REQ_UC 0x01
u8 reserved0;
__le32 transaction_id;
u32 transaction_id; /* opaque for hardware */
__le16 data_len;
u8 ip_hdr_off;
u8 ip_hdr_len;
@ -86,7 +86,7 @@ struct ob_mac_iocb_rsp {
#define OB_MAC_IOCB_RSP_I 0x01
__le16 reserved0;
__le32 transaction_id;
u32 transaction_id; /* opaque for hardware */
__le32 reserved1;
__le32 reserved2;
};
@ -953,8 +953,8 @@ struct eeprom_bios_cfg {
*/
struct eeprom_function_cfg {
u8 reserved[30];
u8 macAddress[6];
u8 macAddressSecondary[6];
u16 macAddress[3];
u16 macAddressSecondary[3];
u16 subsysVendorId;
u16 subsysDeviceId;
@ -965,8 +965,7 @@ struct eeprom_function_cfg {
*/
struct eeprom_data {
u8 asicId[4];
u8 version;
u8 numPorts;
u16 version_and_numPorts; /* together to avoid endianness crap */
u16 boardId;
#define EEPROM_BOARDID_STR_SIZE 16
@ -1056,31 +1055,31 @@ struct eeprom_data {
*/
struct lrg_buf_q_entry {
u32 addr0_lower;
__le32 addr0_lower;
#define IAL_LAST_ENTRY 0x00000001
#define IAL_CONT_ENTRY 0x00000002
#define IAL_FLAG_MASK 0x00000003
u32 addr0_upper;
u32 addr1_lower;
u32 addr1_upper;
u32 addr2_lower;
u32 addr2_upper;
u32 addr3_lower;
u32 addr3_upper;
u32 addr4_lower;
u32 addr4_upper;
u32 addr5_lower;
u32 addr5_upper;
u32 addr6_lower;
u32 addr6_upper;
u32 addr7_lower;
u32 addr7_upper;
__le32 addr0_upper;
__le32 addr1_lower;
__le32 addr1_upper;
__le32 addr2_lower;
__le32 addr2_upper;
__le32 addr3_lower;
__le32 addr3_upper;
__le32 addr4_lower;
__le32 addr4_upper;
__le32 addr5_lower;
__le32 addr5_upper;
__le32 addr6_lower;
__le32 addr6_upper;
__le32 addr7_lower;
__le32 addr7_upper;
};
struct bufq_addr_element {
u32 addr_low;
u32 addr_high;
__le32 addr_low;
__le32 addr_high;
};
#define QL_NO_RESET 0
@ -1116,9 +1115,9 @@ struct ql_rcv_buf_cb {
#define MAX_OAL_CNT ((MAX_SKB_FRAGS-1)/4 + 1)
struct oal_entry {
u32 dma_lo;
u32 dma_hi;
u32 len;
__le32 dma_lo;
__le32 dma_hi;
__le32 len;
#define OAL_LAST_ENTRY 0x80000000 /* Last valid buffer in list. */
#define OAL_CONT_ENTRY 0x40000000 /* points to an OAL. (continuation) */
};
@ -1223,7 +1222,7 @@ struct ql3_adapter {
struct net_rsp_iocb *rsp_current;
u16 rsp_consumer_index;
u16 reserved_06;
volatile u32 *prsp_producer_index;
volatile __le32 *prsp_producer_index;
u32 rsp_producer_index_phy_addr_high;
u32 rsp_producer_index_phy_addr_low;