bnx2: Remove config access to non-standard registers

In KVM passthrough mode, the driver may not have config access to
non-standard registers.  The BNX2_PCICFG_MISC_CONFIG config register
access to setup mailbox swapping can be done using MMIO.

Update version to 2.0.20.
Signed-off-by: NMichael Chan <mchan@broadcom.com>
Signed-off-by: NDavid S. Miller <davem@davemloft.net>

drivers/net/bnx2.c

@@ -56,8 +56,8 @@
 #include "bnx2_fw.h"
 
 #define DRV_MODULE_NAME		"bnx2"
-#define DRV_MODULE_VERSION	"2.0.18"
-#define DRV_MODULE_RELDATE	"Oct 7, 2010"
+#define DRV_MODULE_VERSION	"2.0.20"
+#define DRV_MODULE_RELDATE	"Nov 24, 2010"
 #define FW_MIPS_FILE_06		"bnx2/bnx2-mips-06-6.0.15.fw"
 #define FW_RV2P_FILE_06		"bnx2/bnx2-rv2p-06-6.0.15.fw"
 #define FW_MIPS_FILE_09		"bnx2/bnx2-mips-09-6.0.17.fw"
@@ -4683,7 +4683,7 @@ bnx2_reset_chip(struct bnx2 *bp, u32 reset_code)
 		val = BNX2_PCICFG_MISC_CONFIG_REG_WINDOW_ENA |
 		      BNX2_PCICFG_MISC_CONFIG_TARGET_MB_WORD_SWAP;
 
-		pci_write_config_dword(bp->pdev, BNX2_PCICFG_MISC_CONFIG, val);
+		REG_WR(bp, BNX2_PCICFG_MISC_CONFIG, val);
 
 	} else {
 		val = BNX2_PCICFG_MISC_CONFIG_CORE_RST_REQ |
@@ -7924,15 +7924,15 @@ bnx2_init_board(struct pci_dev *pdev, struct net_device *dev)
 		goto err_out_release;
 	}
 
+	bnx2_set_power_state(bp, PCI_D0);
+
 	/* Configure byte swap and enable write to the reg_window registers.
 	 * Rely on CPU to do target byte swapping on big endian systems
 	 * The chip's target access swapping will not swap all accesses
 	 */
-	pci_write_config_dword(bp->pdev, BNX2_PCICFG_MISC_CONFIG,
-			       BNX2_PCICFG_MISC_CONFIG_REG_WINDOW_ENA |
-			       BNX2_PCICFG_MISC_CONFIG_TARGET_MB_WORD_SWAP);
-
-	bnx2_set_power_state(bp, PCI_D0);
+	REG_WR(bp, BNX2_PCICFG_MISC_CONFIG,
+		   BNX2_PCICFG_MISC_CONFIG_REG_WINDOW_ENA |
+		   BNX2_PCICFG_MISC_CONFIG_TARGET_MB_WORD_SWAP);
 
 	bp->chip_id = REG_RD(bp, BNX2_MISC_ID);