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: Windows password security audit tool. GUI, reports in PDF.
[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]
Date:	Mon, 29 Nov 2010 09:41:58 -0800
From:	Joe Perches <joe@...ches.com>
To:	netdev@...r.kernel.org
Cc:	Ben Hutchings <bhutchings@...arflare.com>,
	Szymon Janc <szymon@...c.net.pl>,
	Michał Mirosław <mirqus@...il.com>,
	linux-kernel@...r.kernel.org
Subject: [PATCH 07/11] forcedeth: Add function init_realtek_8211b

Deduplicate the code use for the init/reset of this device.

Signed-off-by: Joe Perches <joe@...ches.com>
---
 drivers/net/forcedeth.c |  105 ++++++++++++++--------------------------------
 1 files changed, 32 insertions(+), 73 deletions(-)

diff --git a/drivers/net/forcedeth.c b/drivers/net/forcedeth.c
index c3a9783..300748c 100644
--- a/drivers/net/forcedeth.c
+++ b/drivers/net/forcedeth.c
@@ -1181,6 +1181,33 @@ static int phy_reset(struct net_device *dev, u32 bmcr_setup)
 	return 0;
 }
 
+static int init_realtek_8211b(struct net_device *dev, struct fe_priv *np)
+{
+	static const struct {
+		int reg;
+		int init;
+	} ri[] = {
+		{ PHY_REALTEK_INIT_REG1, PHY_REALTEK_INIT1 },
+		{ PHY_REALTEK_INIT_REG2, PHY_REALTEK_INIT2 },
+		{ PHY_REALTEK_INIT_REG1, PHY_REALTEK_INIT3 },
+		{ PHY_REALTEK_INIT_REG3, PHY_REALTEK_INIT4 },
+		{ PHY_REALTEK_INIT_REG4, PHY_REALTEK_INIT5 },
+		{ PHY_REALTEK_INIT_REG5, PHY_REALTEK_INIT6 },
+		{ PHY_REALTEK_INIT_REG1, PHY_REALTEK_INIT1 },
+	};
+	int i;
+
+	for (i = 0; i < ARRAY_SIZE(ri); i++) {
+		if (mii_rw(dev, np->phyaddr, ri[i].reg, ri[i].init)) {
+			netdev_info(dev, "%s: phy init failed\n",
+				    pci_name(np->pci_dev));
+			return PHY_ERROR;
+		}
+	}
+
+	return 0;
+}
+
 static int phy_init(struct net_device *dev)
 {
 	struct fe_priv *np = get_nvpriv(dev);
@@ -1200,44 +1227,10 @@ static int phy_init(struct net_device *dev)
 	if (np->phy_oui == PHY_OUI_REALTEK) {
 		if (np->phy_model == PHY_MODEL_REALTEK_8211 &&
 		    np->phy_rev == PHY_REV_REALTEK_8211B) {
-			if (mii_rw(dev, np->phyaddr, PHY_REALTEK_INIT_REG1, PHY_REALTEK_INIT1)) {
-				netdev_info(dev, "%s: phy init failed\n",
-					    pci_name(np->pci_dev));
-				return PHY_ERROR;
-			}
-			if (mii_rw(dev, np->phyaddr, PHY_REALTEK_INIT_REG2, PHY_REALTEK_INIT2)) {
-				netdev_info(dev, "%s: phy init failed\n",
-					    pci_name(np->pci_dev));
-				return PHY_ERROR;
-			}
-			if (mii_rw(dev, np->phyaddr, PHY_REALTEK_INIT_REG1, PHY_REALTEK_INIT3)) {
-				netdev_info(dev, "%s: phy init failed\n",
-					    pci_name(np->pci_dev));
-				return PHY_ERROR;
-			}
-			if (mii_rw(dev, np->phyaddr, PHY_REALTEK_INIT_REG3, PHY_REALTEK_INIT4)) {
-				netdev_info(dev, "%s: phy init failed\n",
-					    pci_name(np->pci_dev));
-				return PHY_ERROR;
-			}
-			if (mii_rw(dev, np->phyaddr, PHY_REALTEK_INIT_REG4, PHY_REALTEK_INIT5)) {
-				netdev_info(dev, "%s: phy init failed\n",
-					    pci_name(np->pci_dev));
-				return PHY_ERROR;
-			}
-			if (mii_rw(dev, np->phyaddr, PHY_REALTEK_INIT_REG5, PHY_REALTEK_INIT6)) {
-				netdev_info(dev, "%s: phy init failed\n",
-					    pci_name(np->pci_dev));
-				return PHY_ERROR;
-			}
-			if (mii_rw(dev, np->phyaddr, PHY_REALTEK_INIT_REG1, PHY_REALTEK_INIT1)) {
-				netdev_info(dev, "%s: phy init failed\n",
-					    pci_name(np->pci_dev));
+			if (init_realtek_8211b(dev, np))
 				return PHY_ERROR;
-			}
-		}
-		if (np->phy_model == PHY_MODEL_REALTEK_8211 &&
-		    np->phy_rev == PHY_REV_REALTEK_8211C) {
+		} else if (np->phy_model == PHY_MODEL_REALTEK_8211 &&
+			   np->phy_rev == PHY_REV_REALTEK_8211C) {
 			u32 powerstate = readl(base + NvRegPowerState2);
 
 			/* need to perform hw phy reset */
@@ -1459,43 +1452,9 @@ static int phy_init(struct net_device *dev)
 		if (np->phy_model == PHY_MODEL_REALTEK_8211 &&
 		    np->phy_rev == PHY_REV_REALTEK_8211B) {
 			/* reset could have cleared these out, set them back */
-			if (mii_rw(dev, np->phyaddr, PHY_REALTEK_INIT_REG1, PHY_REALTEK_INIT1)) {
-				netdev_info(dev, "%s: phy init failed\n",
-					    pci_name(np->pci_dev));
+			if (init_realtek_8211b(dev, np))
 				return PHY_ERROR;
-			}
-			if (mii_rw(dev, np->phyaddr, PHY_REALTEK_INIT_REG2, PHY_REALTEK_INIT2)) {
-				netdev_info(dev, "%s: phy init failed\n",
-					    pci_name(np->pci_dev));
-				return PHY_ERROR;
-			}
-			if (mii_rw(dev, np->phyaddr, PHY_REALTEK_INIT_REG1, PHY_REALTEK_INIT3)) {
-				netdev_info(dev, "%s: phy init failed\n",
-					    pci_name(np->pci_dev));
-				return PHY_ERROR;
-			}
-			if (mii_rw(dev, np->phyaddr, PHY_REALTEK_INIT_REG3, PHY_REALTEK_INIT4)) {
-				netdev_info(dev, "%s: phy init failed\n",
-					    pci_name(np->pci_dev));
-				return PHY_ERROR;
-			}
-			if (mii_rw(dev, np->phyaddr, PHY_REALTEK_INIT_REG4, PHY_REALTEK_INIT5)) {
-				netdev_info(dev, "%s: phy init failed\n",
-					    pci_name(np->pci_dev));
-				return PHY_ERROR;
-			}
-			if (mii_rw(dev, np->phyaddr, PHY_REALTEK_INIT_REG5, PHY_REALTEK_INIT6)) {
-				netdev_info(dev, "%s: phy init failed\n",
-					    pci_name(np->pci_dev));
-				return PHY_ERROR;
-			}
-			if (mii_rw(dev, np->phyaddr, PHY_REALTEK_INIT_REG1, PHY_REALTEK_INIT1)) {
-				netdev_info(dev, "%s: phy init failed\n",
-					    pci_name(np->pci_dev));
-				return PHY_ERROR;
-			}
-		}
-		if (np->phy_model == PHY_MODEL_REALTEK_8201) {
+		} else if (np->phy_model == PHY_MODEL_REALTEK_8201) {
 			if (np->driver_data & DEV_NEED_PHY_INIT_FIX) {
 				phy_reserved = mii_rw(dev, np->phyaddr, PHY_REALTEK_INIT_REG6, MII_READ);
 				phy_reserved |= PHY_REALTEK_INIT7;
-- 
1.7.3.2.245.g03276.dirty

--
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

Powered by Openwall GNU/*/Linux Powered by OpenVZ