lists.openwall.net   lists  /  announce  owl-users  owl-dev  john-users  john-dev  passwdqc-users  yescrypt  popa3d-users  /  oss-security  kernel-hardening  musl  sabotage  tlsify  passwords  /  crypt-dev  xvendor  /  Bugtraq  Full-Disclosure  linux-kernel  linux-netdev  linux-ext4  linux-hardening  linux-cve-announce  PHC 
Open Source and information security mailing list archives
 
Hash Suite for Android: free password hash cracker in your pocket
[<prev] [next>] [day] [month] [year] [list]
Date:	Sat, 5 Jun 2010 20:24:36 -0700
From:	"Matt Carlson" <mcarlson@...adcom.com>
To:	davem@...emloft.net
cc:	netdev@...r.kernel.org, andy@...yhouse.net, mcarlson@...adcom.com,
	"Michael Chan" <mchan@...adcom.com>
Subject: [PATCH net-next 07/10] tg3: Use devfn to determine function
 number

The driver sometimes needs to know which function number the current
device is.  This patch changes the code to use devfn over internal
register values.

Signed-off-by: Matt Carlson <mcarlson@...adcom.com>
Signed-off-by: Michael Chan <mchan@...adcom.com>
---
 drivers/net/tg3.c |   10 +++-------
 drivers/net/tg3.h |    4 +---
 2 files changed, 4 insertions(+), 10 deletions(-)

diff --git a/drivers/net/tg3.c b/drivers/net/tg3.c
index 2dcde13..1e1c341 100644
--- a/drivers/net/tg3.c
+++ b/drivers/net/tg3.c
@@ -1085,13 +1085,9 @@ static int tg3_mdio_init(struct tg3 *tp)
 	struct phy_device *phydev;
 
 	if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5717) {
-		u32 funcnum, is_serdes;
+		u32 is_serdes;
 
-		funcnum = tr32(TG3_CPMU_STATUS) & TG3_CPMU_STATUS_PCIE_FUNC;
-		if (funcnum)
-			tp->phy_addr = 2;
-		else
-			tp->phy_addr = 1;
+		tp->phy_addr = PCI_FUNC(tp->pdev->devfn) + 1;
 
 		if (tp->pci_chip_rev_id != CHIPREV_ID_5717_A0)
 			is_serdes = tr32(SG_DIG_STATUS) & SG_DIG_IS_SERDES;
@@ -13608,7 +13604,7 @@ static int __devinit tg3_get_device_address(struct tg3 *tp)
 		else
 			tg3_nvram_unlock(tp);
 	} else if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5717) {
-		if (tr32(TG3_CPMU_STATUS) & TG3_CPMU_STATUS_PCIE_FUNC)
+		if (PCI_FUNC(tp->pdev->devfn))
 			mac_offset = 0xcc;
 	} else if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5906)
 		mac_offset = 0x10;
diff --git a/drivers/net/tg3.h b/drivers/net/tg3.h
index c245e80..878cdee 100644
--- a/drivers/net/tg3.h
+++ b/drivers/net/tg3.h
@@ -1073,10 +1073,8 @@
 #define TG3_CPMU_HST_ACC		0x0000361c
 #define  CPMU_HST_ACC_MACCLK_MASK	 0x001f0000
 #define  CPMU_HST_ACC_MACCLK_6_25	 0x00130000
-/* 0x3620 --> 0x362c unused */
+/* 0x3620 --> 0x3630 unused */
 
-#define TG3_CPMU_STATUS			0x0000362c
-#define  TG3_CPMU_STATUS_PCIE_FUNC	 0x20000000
 #define TG3_CPMU_CLCK_STAT		0x00003630
 #define  CPMU_CLCK_STAT_MAC_CLCK_MASK	 0x001f0000
 #define  CPMU_CLCK_STAT_MAC_CLCK_62_5	 0x00000000
-- 
1.6.4.4


--
To unsubscribe from this list: send the line "unsubscribe netdev" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html

Powered by blists - more mailing lists