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e1000: cleanup CE4100 MDIO registers access 

A global variable is currently used to hold the virtual address of the
CE4100 MDIO base register address. Store the address in the e1000_hw
structure and update macros accordingly.

Signed-off-by: Florian Fainelli <ffainelli@freebox.fr>
Tested-by: Aaron Brown <aaron.f.brown@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Florian Fainelli 2012-01-04 20:23:35 +00:00 committed by David S. Miller
parent 1c26750c48
commit 13acde8fff
2 changed files with 7 additions and 12 deletions
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4
drivers/net/ethernet/intel/e1000/e1000_hw.h
View File

@ -812,8 +812,7 @@ struct e1000_ffvt_entry {
#define E1000_FLA 0x0001C /* Flash Access - RW */
#define E1000_MDIC 0x00020 /* MDI Control - RW */
extern void __iomem *ce4100_gbe_mdio_base_virt;
#define INTEL_CE_GBE_MDIO_RCOMP_BASE (ce4100_gbe_mdio_base_virt)
#define INTEL_CE_GBE_MDIO_RCOMP_BASE (hw->ce4100_gbe_mdio_base_virt)
#define E1000_MDIO_STS (INTEL_CE_GBE_MDIO_RCOMP_BASE + 0)
#define E1000_MDIO_CMD (INTEL_CE_GBE_MDIO_RCOMP_BASE + 4)
#define E1000_MDIO_DRV (INTEL_CE_GBE_MDIO_RCOMP_BASE + 8)
@ -1343,6 +1342,7 @@ struct e1000_hw_stats {
struct e1000_hw {
u8 __iomem *hw_addr;
u8 __iomem *flash_address;
void __iomem *ce4100_gbe_mdio_base_virt;
e1000_mac_type mac_type;
e1000_phy_type phy_type;
u32 phy_init_script;

15
drivers/net/ethernet/intel/e1000/e1000_main.c
View File

@ -33,11 +33,6 @@
#include <linux/bitops.h>
#include <linux/if_vlan.h>
/* Intel Media SOC GbE MDIO physical base address */
static unsigned long ce4100_gbe_mdio_base_phy;
/* Intel Media SOC GbE MDIO virtual base address */
void __iomem *ce4100_gbe_mdio_base_virt;
char e1000_driver_name[] = "e1000";
static char e1000_driver_string[] = "Intel(R) PRO/1000 Network Driver";
#define DRV_VERSION "7.3.21-k8-NAPI"
@ -1054,11 +1049,11 @@ static int __devinit e1000_probe(struct pci_dev *pdev,
err = -EIO;
if (hw->mac_type == e1000_ce4100) {
ce4100_gbe_mdio_base_phy = pci_resource_start(pdev, BAR_1);
ce4100_gbe_mdio_base_virt = ioremap(ce4100_gbe_mdio_base_phy,
hw->ce4100_gbe_mdio_base_virt =
ioremap(pci_resource_start(pdev, BAR_1),
pci_resource_len(pdev, BAR_1));
if (!ce4100_gbe_mdio_base_virt)
if (!hw->ce4100_gbe_mdio_base_virt)
goto err_mdio_ioremap;
}
@ -1249,7 +1244,7 @@ err_eeprom:
err_dma:
err_sw_init:
err_mdio_ioremap:
iounmap(ce4100_gbe_mdio_base_virt);
iounmap(hw->ce4100_gbe_mdio_base_virt);
iounmap(hw->hw_addr);
err_ioremap:
free_netdev(netdev);
@ -1287,7 +1282,7 @@ static void __devexit e1000_remove(struct pci_dev *pdev)
kfree(adapter->rx_ring);
if (hw->mac_type == e1000_ce4100)
iounmap(ce4100_gbe_mdio_base_virt);
iounmap(hw->ce4100_gbe_mdio_base_virt);
iounmap(hw->hw_addr);
if (hw->flash_address)
iounmap(hw->flash_address);