diff options
| author | Eilon Greenstein <eilong@broadcom.com> | 2009-08-12 10:23:34 +0200 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2009-08-13 08:02:50 +0200 |
| commit | 37f9ce6231cafb2973e09f7f72ad62bc6348d1b3 (patch) | |
| tree | 1f2c37ef98e3d9528dcf8a215c64de7fcfa0aa2a | |
| parent | bnx2x: Stop loading if error condition detected (diff) | |
| download | linux-37f9ce6231cafb2973e09f7f72ad62bc6348d1b3.tar.xz linux-37f9ce6231cafb2973e09f7f72ad62bc6348d1b3.zip | |
bnx2x: Combine get_pcie_width and get_pcie_speed
The functions bnx2x_get_pcie_width() and bnx2x_get_pcie_speed() were
combined into bnx2x_get_pcie_width_speed() so that there is only
1 PCI read to PCICFG_OFFSET + PCICFG_LINK_CONTROL rather then 2 reads.
Signed-off-by: Benjamin Li <benli@broadcom.com>
Signed-off-by: Eilon Greenstein <eilong@broadcom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
| -rw-r--r-- | drivers/net/bnx2x_main.c | 34 |
1 files changed, 16 insertions, 18 deletions
diff --git a/drivers/net/bnx2x_main.c b/drivers/net/bnx2x_main.c index c289670a55af..807c1565ef80 100644 --- a/drivers/net/bnx2x_main.c +++ b/drivers/net/bnx2x_main.c @@ -11671,31 +11671,26 @@ err_out: return rc; } -static int __devinit bnx2x_get_pcie_width(struct bnx2x *bp) +static void __devinit bnx2x_get_pcie_width_speed(struct bnx2x *bp, + int *width, int *speed) { u32 val = REG_RD(bp, PCICFG_OFFSET + PCICFG_LINK_CONTROL); - val = (val & PCICFG_LINK_WIDTH) >> PCICFG_LINK_WIDTH_SHIFT; - return val; -} - -/* return value of 1=2.5GHz 2=5GHz */ -static int __devinit bnx2x_get_pcie_speed(struct bnx2x *bp) -{ - u32 val = REG_RD(bp, PCICFG_OFFSET + PCICFG_LINK_CONTROL); + *width = (val & PCICFG_LINK_WIDTH) >> PCICFG_LINK_WIDTH_SHIFT; - val = (val & PCICFG_LINK_SPEED) >> PCICFG_LINK_SPEED_SHIFT; - return val; + /* return value of 1=2.5GHz 2=5GHz */ + *speed = (val & PCICFG_LINK_SPEED) >> PCICFG_LINK_SPEED_SHIFT; } + static int __devinit bnx2x_check_firmware(struct bnx2x *bp) { + const struct firmware *firmware = bp->firmware; struct bnx2x_fw_file_hdr *fw_hdr; struct bnx2x_fw_file_section *sections; - u16 *ops_offsets; u32 offset, len, num_ops; + u16 *ops_offsets; int i; - const struct firmware *firmware = bp->firmware; - const u8 * fw_ver; + const u8 *fw_ver; if (firmware->size < sizeof(struct bnx2x_fw_file_hdr)) return -EINVAL; @@ -11709,7 +11704,8 @@ static int __devinit bnx2x_check_firmware(struct bnx2x *bp) offset = be32_to_cpu(sections[i].offset); len = be32_to_cpu(sections[i].len); if (offset + len > firmware->size) { - printk(KERN_ERR PFX "Section %d length is out of bounds\n", i); + printk(KERN_ERR PFX "Section %d length is out of " + "bounds\n", i); return -EINVAL; } } @@ -11721,7 +11717,8 @@ static int __devinit bnx2x_check_firmware(struct bnx2x *bp) for (i = 0; i < be32_to_cpu(fw_hdr->init_ops_offsets.len) / 2; i++) { if (be16_to_cpu(ops_offsets[i]) > num_ops) { - printk(KERN_ERR PFX "Section offset %d is out of bounds\n", i); + printk(KERN_ERR PFX "Section offset %d is out of " + "bounds\n", i); return -EINVAL; } } @@ -11878,6 +11875,7 @@ static int __devinit bnx2x_init_one(struct pci_dev *pdev, static int version_printed; struct net_device *dev = NULL; struct bnx2x *bp; + int pcie_width, pcie_speed; int rc; if (version_printed++ == 0) @@ -11918,11 +11916,11 @@ static int __devinit bnx2x_init_one(struct pci_dev *pdev, goto init_one_exit; } + bnx2x_get_pcie_width_speed(bp, &pcie_width, &pcie_speed); printk(KERN_INFO "%s: %s (%c%d) PCI-E x%d %s found at mem %lx," " IRQ %d, ", dev->name, board_info[ent->driver_data].name, (CHIP_REV(bp) >> 12) + 'A', (CHIP_METAL(bp) >> 4), - bnx2x_get_pcie_width(bp), - (bnx2x_get_pcie_speed(bp) == 2) ? "5GHz (Gen2)" : "2.5GHz", + pcie_width, (pcie_speed == 2) ? "5GHz (Gen2)" : "2.5GHz", dev->base_addr, bp->pdev->irq); printk(KERN_CONT "node addr %pM\n", dev->dev_addr); |