leandrof/linux
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

qlge: Prepare to add new device.

Browse Source 
This organizes a few calls into a function table to enable adding new
devices.

Signed-off-by: Ron Mercer <ron.mercer@qlogic.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Ron Mercer 2009-02-26 10:08:35 +00:00 committed by David S. Miller
parent 125844eaff
commit b0c2aadfa4
2 changed files with 78 additions and 19 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

17
drivers/net/qlge/qlge.h
View File

@ -28,7 +28,7 @@
} while (0) } while (0)
#define QLGE_VENDOR_ID 0x1077 #define QLGE_VENDOR_ID 0x1077
#define QLGE_DEVICE_ID 0x8012 #define QLGE_DEVICE_ID_8012 0x8012
#define MAX_CPUS 8 #define MAX_CPUS 8
#define MAX_TX_RINGS MAX_CPUS #define MAX_TX_RINGS MAX_CPUS
@ -798,7 +798,7 @@ struct mbox_params {
int out_count; int out_count;
}; };
struct flash_params { struct flash_params_8012 {
u8 dev_id_str[4]; u8 dev_id_str[4];
__le16 size; __le16 size;
__le16 csum; __le16 csum;
@ -808,6 +808,9 @@ struct flash_params {
__le16 res; __le16 res;
}; };
union flash_params {
struct flash_params_8012 flash_params_8012;
};
/* /*
* doorbell space for the rx ring context * doorbell space for the rx ring context
@ -1367,6 +1370,12 @@ enum {
CFG_DEFAULT_MAX_FRAME_SIZE = 0x00002580, CFG_DEFAULT_MAX_FRAME_SIZE = 0x00002580,
}; };
struct nic_operations {
int (*get_flash) (struct ql_adapter *);
int (*port_initialize) (struct ql_adapter *);
};
/* /*
* The main Adapter structure definition. * The main Adapter structure definition.
* This structure has all fields relevant to the hardware. * This structure has all fields relevant to the hardware.
@ -1444,7 +1453,7 @@ struct ql_adapter {
u32 port_init; u32 port_init;
u32 link_status; u32 link_status;
struct flash_params flash; union flash_params flash;
struct net_device_stats stats; struct net_device_stats stats;
struct workqueue_struct *q_workqueue; struct workqueue_struct *q_workqueue;
@ -1452,6 +1461,8 @@ struct ql_adapter {
struct delayed_work asic_reset_work; struct delayed_work asic_reset_work;
struct delayed_work mpi_reset_work; struct delayed_work mpi_reset_work;
struct delayed_work mpi_work; struct delayed_work mpi_work;
struct nic_operations *nic_ops;
u16 device_id;
}; };
/* /*

80
drivers/net/qlge/qlge_main.c
View File

@ -75,7 +75,7 @@ module_param(irq_type, int, MSIX_IRQ);
MODULE_PARM_DESC(irq_type, "0 = MSI-X, 1 = MSI, 2 = Legacy."); MODULE_PARM_DESC(irq_type, "0 = MSI-X, 1 = MSI, 2 = Legacy.");
static struct pci_device_id qlge_pci_tbl[] __devinitdata = { static struct pci_device_id qlge_pci_tbl[] __devinitdata = {
{PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, QLGE_DEVICE_ID)}, {PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, QLGE_DEVICE_ID_8012)},
/* required last entry */ /* required last entry */
{0,} {0,}
}; };
@ -623,6 +623,28 @@ static void ql_enable_all_completion_interrupts(struct ql_adapter *qdev)
} }
static int ql_validate_flash(struct ql_adapter *qdev, u32 size, const char *str)
{
int status, i;
u16 csum = 0;
__le16 *flash = (__le16 *)&qdev->flash;
status = strncmp((char *)&qdev->flash, str, 4);
if (status) {
QPRINTK(qdev, IFUP, ERR, "Invalid flash signature.\n");
return status;
}
for (i = 0; i < size; i++)
csum += le16_to_cpu(*flash++);
if (csum)
QPRINTK(qdev, IFUP, ERR,
"Invalid flash checksum, csum = 0x%.04x.\n", csum);
return csum;
}
static int ql_read_flash_word(struct ql_adapter *qdev, int offset, __le32 *data) static int ql_read_flash_word(struct ql_adapter *qdev, int offset, __le32 *data)
{ {
int status = 0; int status = 0;
@ -647,23 +669,24 @@ exit:
return status; return status;
} }
static int ql_get_flash_params(struct ql_adapter *qdev) static int ql_get_8012_flash_params(struct ql_adapter *qdev)
{ {
int i; int i;
int status; int status;
__le32 *p = (__le32 *)&qdev->flash; __le32 *p = (__le32 *)&qdev->flash;
u32 offset = 0; u32 offset = 0;
u32 size = sizeof(struct flash_params_8012) / sizeof(u32);
/* Second function's parameters follow the first /* Second function's parameters follow the first
* function's. * function's.
*/ */
if (qdev->func) if (qdev->func)
offset = sizeof(qdev->flash) / sizeof(u32); offset = size;
if (ql_sem_spinlock(qdev, SEM_FLASH_MASK)) if (ql_sem_spinlock(qdev, SEM_FLASH_MASK))
return -ETIMEDOUT; return -ETIMEDOUT;
for (i = 0; i < sizeof(qdev->flash) / sizeof(u32); i++, p++) { for (i = 0; i < size; i++, p++) {
status = ql_read_flash_word(qdev, i+offset, p); status = ql_read_flash_word(qdev, i+offset, p);
if (status) { if (status) {
QPRINTK(qdev, IFUP, ERR, "Error reading flash.\n"); QPRINTK(qdev, IFUP, ERR, "Error reading flash.\n");
@ -671,6 +694,25 @@ static int ql_get_flash_params(struct ql_adapter *qdev)
} }
} }
status = ql_validate_flash(qdev,
sizeof(struct flash_params_8012) / sizeof(u16),
"8012");
if (status) {
QPRINTK(qdev, IFUP, ERR, "Invalid flash.\n");
status = -EINVAL;
goto exit;
}
if (!is_valid_ether_addr(qdev->flash.flash_params_8012.mac_addr)) {
status = -EINVAL;
goto exit;
}
memcpy(qdev->ndev->dev_addr,
qdev->flash.flash_params_8012.mac_addr,
qdev->ndev->addr_len);
exit: exit:
ql_sem_unlock(qdev, SEM_FLASH_MASK); ql_sem_unlock(qdev, SEM_FLASH_MASK);
return status; return status;
@ -747,7 +789,7 @@ exit:
* This functionality may be done in the MPI firmware at a * This functionality may be done in the MPI firmware at a
* later date. * later date.
*/ */
static int ql_port_initialize(struct ql_adapter *qdev) static int ql_8012_port_initialize(struct ql_adapter *qdev)
{ {
int status = 0; int status = 0;
u32 data; u32 data;
@ -2994,11 +3036,12 @@ static int ql_adapter_initialize(struct ql_adapter *qdev)
} }
} }
status = ql_port_initialize(qdev); /* Initialize the port and set the max framesize. */
if (status) { status = qdev->nic_ops->port_initialize(qdev);
QPRINTK(qdev, IFUP, ERR, "Failed to start port.\n"); if (status) {
return status; QPRINTK(qdev, IFUP, ERR, "Failed to start port.\n");
} return status;
}
/* Set up the MAC address and frame routing filter. */ /* Set up the MAC address and frame routing filter. */
status = ql_cam_route_initialize(qdev); status = ql_cam_route_initialize(qdev);
@ -3509,6 +3552,12 @@ static void ql_asic_reset_work(struct work_struct *work)
ql_cycle_adapter(qdev); ql_cycle_adapter(qdev);
} }
static struct nic_operations qla8012_nic_ops = {
.get_flash = ql_get_8012_flash_params,
.port_initialize = ql_8012_port_initialize,
};
static void ql_get_board_info(struct ql_adapter *qdev) static void ql_get_board_info(struct ql_adapter *qdev)
{ {
qdev->func = qdev->func =
@ -3527,6 +3576,9 @@ static void ql_get_board_info(struct ql_adapter *qdev)
qdev->mailbox_out = PROC_ADDR_MPI_RISC | PROC_ADDR_FUNC0_MBO; qdev->mailbox_out = PROC_ADDR_MPI_RISC | PROC_ADDR_FUNC0_MBO;
} }
qdev->chip_rev_id = ql_read32(qdev, REV_ID); qdev->chip_rev_id = ql_read32(qdev, REV_ID);
qdev->device_id = qdev->pdev->device;
if (qdev->device_id == QLGE_DEVICE_ID_8012)
qdev->nic_ops = &qla8012_nic_ops;
} }
static void ql_release_all(struct pci_dev *pdev) static void ql_release_all(struct pci_dev *pdev)
@ -3619,24 +3671,20 @@ static int __devinit ql_init_device(struct pci_dev *pdev,
goto err_out; goto err_out;
} }
ql_get_board_info(qdev);
qdev->ndev = ndev; qdev->ndev = ndev;
qdev->pdev = pdev; qdev->pdev = pdev;
ql_get_board_info(qdev);
qdev->msg_enable = netif_msg_init(debug, default_msg); qdev->msg_enable = netif_msg_init(debug, default_msg);
spin_lock_init(&qdev->hw_lock); spin_lock_init(&qdev->hw_lock);
spin_lock_init(&qdev->stats_lock); spin_lock_init(&qdev->stats_lock);
/* make sure the EEPROM is good */ /* make sure the EEPROM is good */
err = ql_get_flash_params(qdev); err = qdev->nic_ops->get_flash(qdev);
if (err) { if (err) {
dev_err(&pdev->dev, "Invalid FLASH.\n"); dev_err(&pdev->dev, "Invalid FLASH.\n");
goto err_out; goto err_out;
} }
if (!is_valid_ether_addr(qdev->flash.mac_addr))
goto err_out;
memcpy(ndev->dev_addr, qdev->flash.mac_addr, ndev->addr_len);
memcpy(ndev->perm_addr, ndev->dev_addr, ndev->addr_len); memcpy(ndev->perm_addr, ndev->dev_addr, ndev->addr_len);
/* Set up the default ring sizes. */ /* Set up the default ring sizes. */