Merge branch 'for-jens' of git://git.drbd.org/linux-2.6-drbd into for-linus

16 files changed, 103 insertions, 112 deletions

diff --git a/drivers/ata/sata_sil24.c b/drivers/ata/sata_sil24.c
index 70b58fe..be7726d 100644
--- a/drivers/ata/sata_sil24.c
+++ b/drivers/ata/sata_sil24.c
@@ -622,6 +622,11 @@ static int sil24_exec_polled_cmd(struct ata_port *ap, int pmp,
 	irq_enabled = readl(port + PORT_IRQ_ENABLE_SET);
 	writel(PORT_IRQ_COMPLETE | PORT_IRQ_ERROR, port + PORT_IRQ_ENABLE_CLR);
 
+	/*
+	 * The barrier is required to ensure that writes to cmd_block reach
+	 * the memory before the write to PORT_CMD_ACTIVATE.
+	 */
+	wmb();
 	writel((u32)paddr, port + PORT_CMD_ACTIVATE);
 	writel((u64)paddr >> 32, port + PORT_CMD_ACTIVATE + 4);
 
@@ -865,7 +870,7 @@ static void sil24_qc_prep(struct ata_queued_cmd *qc)
 	} else {
 		prb = &cb->atapi.prb;
 		sge = cb->atapi.sge;
-		memset(cb->atapi.cdb, 0, 32);
+		memset(cb->atapi.cdb, 0, sizeof(cb->atapi.cdb));
 		memcpy(cb->atapi.cdb, qc->cdb, qc->dev->cdb_len);
 
 		if (ata_is_data(qc->tf.protocol)) {
@@ -895,6 +900,11 @@ static unsigned int sil24_qc_issue(struct ata_queued_cmd *qc)
 	paddr = pp->cmd_block_dma + tag * sizeof(*pp->cmd_block);
 	activate = port + PORT_CMD_ACTIVATE + tag * 8;
 
+	/*
+	 * The barrier is required to ensure that writes to cmd_block reach
+	 * the memory before the write to PORT_CMD_ACTIVATE.
+	 */
+	wmb();
 	writel((u32)paddr, activate);
 	writel((u64)paddr >> 32, activate + 4);
 
diff --git a/drivers/block/drbd/drbd_main.c b/drivers/block/drbd/drbd_main.c
index 6b077f9..7258c95 100644
--- a/drivers/block/drbd/drbd_main.c
+++ b/drivers/block/drbd/drbd_main.c
@@ -1236,8 +1236,6 @@ static void after_state_ch(struct drbd_conf *mdev, union drbd_state os,
 	/* Last part of the attaching process ... */
 	if (ns.conn >= C_CONNECTED &&
 	    os.disk == D_ATTACHING && ns.disk == D_NEGOTIATING) {
-		kfree(mdev->p_uuid); /* We expect to receive up-to-date UUIDs soon. */
-		mdev->p_uuid = NULL; /* ...to not use the old ones in the mean time */
 		drbd_send_sizes(mdev, 0, 0);  /* to start sync... */
 		drbd_send_uuids(mdev);
 		drbd_send_state(mdev);
diff --git a/drivers/block/drbd/drbd_nl.c b/drivers/block/drbd/drbd_nl.c
index 632e324..2151f18 100644
--- a/drivers/block/drbd/drbd_nl.c
+++ b/drivers/block/drbd/drbd_nl.c
@@ -1114,6 +1114,12 @@ static int drbd_nl_disk_conf(struct drbd_conf *mdev, struct drbd_nl_cfg_req *nlp
 		mdev->new_state_tmp.i = ns.i;
 		ns.i = os.i;
 		ns.disk = D_NEGOTIATING;
+
+		/* We expect to receive up-to-date UUIDs soon.
+		   To avoid a race in receive_state, free p_uuid while
+		   holding req_lock. I.e. atomic with the state change */
+		kfree(mdev->p_uuid);
+		mdev->p_uuid = NULL;
 	}
 
 	rv = _drbd_set_state(mdev, ns, CS_VERBOSE, NULL);
diff --git a/drivers/net/8139cp.c b/drivers/net/8139cp.c
index 9c14975..284a5f4 100644
--- a/drivers/net/8139cp.c
+++ b/drivers/net/8139cp.c
@@ -598,8 +598,8 @@ rx_next:
 			goto rx_status_loop;
 
 		spin_lock_irqsave(&cp->lock, flags);
-		cpw16_f(IntrMask, cp_intr_mask);
 		__napi_complete(napi);
+		cpw16_f(IntrMask, cp_intr_mask);
 		spin_unlock_irqrestore(&cp->lock, flags);
 	}
 
diff --git a/drivers/net/8139too.c b/drivers/net/8139too.c
index 80cd074..97d8068 100644
--- a/drivers/net/8139too.c
+++ b/drivers/net/8139too.c
@@ -2089,8 +2089,8 @@ static int rtl8139_poll(struct napi_struct *napi, int budget)
 		 * again when we think we are done.
 		 */
 		spin_lock_irqsave(&tp->lock, flags);
-		RTL_W16_F(IntrMask, rtl8139_intr_mask);
 		__napi_complete(napi);
+		RTL_W16_F(IntrMask, rtl8139_intr_mask);
 		spin_unlock_irqrestore(&tp->lock, flags);
 	}
 	spin_unlock(&tp->rx_lock);
diff --git a/drivers/net/gianfar.c b/drivers/net/gianfar.c
index 1830f31..46c69cd 100644
--- a/drivers/net/gianfar.c
+++ b/drivers/net/gianfar.c
@@ -747,8 +747,7 @@ static int gfar_of_init(struct of_device *ofdev, struct net_device **pdev)
 			FSL_GIANFAR_DEV_HAS_CSUM |
 			FSL_GIANFAR_DEV_HAS_VLAN |
 			FSL_GIANFAR_DEV_HAS_MAGIC_PACKET |
-			FSL_GIANFAR_DEV_HAS_EXTENDED_HASH |
-			FSL_GIANFAR_DEV_HAS_TIMER;
+			FSL_GIANFAR_DEV_HAS_EXTENDED_HASH;
 
 	ctype = of_get_property(np, "phy-connection-type", NULL);
 
diff --git a/drivers/net/pcmcia/smc91c92_cs.c b/drivers/net/pcmcia/smc91c92_cs.c
index 7b6fe89..64e6a84 100644
--- a/drivers/net/pcmcia/smc91c92_cs.c
+++ b/drivers/net/pcmcia/smc91c92_cs.c
@@ -322,6 +322,7 @@ static int smc91c92_probe(struct pcmcia_device *link)
 	return -ENOMEM;
     smc = netdev_priv(dev);
     smc->p_dev = link;
+    link->priv = dev;
 
     spin_lock_init(&smc->lock);
     link->io.NumPorts1 = 16;
diff --git a/drivers/net/phy/lxt.c b/drivers/net/phy/lxt.c
index 8ee929b..dbd0034 100644
--- a/drivers/net/phy/lxt.c
+++ b/drivers/net/phy/lxt.c
@@ -53,6 +53,9 @@
 
 #define MII_LXT971_ISR		19  /* Interrupt Status Register */
 
+/* register definitions for the 973 */
+#define MII_LXT973_PCR 16 /* Port Configuration Register */
+#define PCR_FIBER_SELECT 1
 
 MODULE_DESCRIPTION("Intel LXT PHY driver");
 MODULE_AUTHOR("Andy Fleming");
@@ -119,6 +122,33 @@ static int lxt971_config_intr(struct phy_device *phydev)
 	return err;
 }
 
+static int lxt973_probe(struct phy_device *phydev)
+{
+	int val = phy_read(phydev, MII_LXT973_PCR);
+
+	if (val & PCR_FIBER_SELECT) {
+		/*
+		 * If fiber is selected, then the only correct setting
+		 * is 100Mbps, full duplex, and auto negotiation off.
+		 */
+		val = phy_read(phydev, MII_BMCR);
+		val |= (BMCR_SPEED100 | BMCR_FULLDPLX);
+		val &= ~BMCR_ANENABLE;
+		phy_write(phydev, MII_BMCR, val);
+		/* Remember that the port is in fiber mode. */
+		phydev->priv = lxt973_probe;
+	} else {
+		phydev->priv = NULL;
+	}
+	return 0;
+}
+
+static int lxt973_config_aneg(struct phy_device *phydev)
+{
+	/* Do nothing if port is in fiber mode. */
+	return phydev->priv ? 0 : genphy_config_aneg(phydev);
+}
+
 static struct phy_driver lxt970_driver = {
 	.phy_id		= 0x78100000,
 	.name		= "LXT970",
@@ -146,6 +176,18 @@ static struct phy_driver lxt971_driver = {
 	.driver 	= { .owner = THIS_MODULE,},
 };
 
+static struct phy_driver lxt973_driver = {
+	.phy_id		= 0x00137a10,
+	.name		= "LXT973",
+	.phy_id_mask	= 0xfffffff0,
+	.features	= PHY_BASIC_FEATURES,
+	.flags		= 0,
+	.probe		= lxt973_probe,
+	.config_aneg	= lxt973_config_aneg,
+	.read_status	= genphy_read_status,
+	.driver 	= { .owner = THIS_MODULE,},
+};
+
 static int __init lxt_init(void)
 {
 	int ret;
@@ -157,9 +199,15 @@ static int __init lxt_init(void)
 	ret = phy_driver_register(&lxt971_driver);
 	if (ret)
 		goto err2;
+
+	ret = phy_driver_register(&lxt973_driver);
+	if (ret)
+		goto err3;
 	return 0;
 
- err2:	
+ err3:
+	phy_driver_unregister(&lxt971_driver);
+ err2:
 	phy_driver_unregister(&lxt970_driver);
  err1:
 	return ret;
@@ -169,6 +217,7 @@ static void __exit lxt_exit(void)
 {
 	phy_driver_unregister(&lxt970_driver);
 	phy_driver_unregister(&lxt971_driver);
+	phy_driver_unregister(&lxt973_driver);
 }
 
 module_init(lxt_init);
diff --git a/drivers/net/r8169.c b/drivers/net/r8169.c
index 03a8318..96b6cfb 100644
--- a/drivers/net/r8169.c
+++ b/drivers/net/r8169.c
@@ -560,10 +560,10 @@ static void mdio_write(void __iomem *ioaddr, int reg_addr, int value)
 		udelay(25);
 	}
 	/*
-	 * Some configurations require a small delay even after the write
-	 * completed indication or the next write might fail.
+	 * According to hardware specs a 20us delay is required after write
+	 * complete indication, but before sending next command.
 	 */
-	udelay(25);
+	udelay(20);
 }
 
 static int mdio_read(void __iomem *ioaddr, int reg_addr)
@@ -583,6 +583,12 @@ static int mdio_read(void __iomem *ioaddr, int reg_addr)
 		}
 		udelay(25);
 	}
+	/*
+	 * According to hardware specs a 20us delay is required after read
+	 * complete indication, but before sending next command.
+	 */
+	udelay(20);
+
 	return value;
 }
 
diff --git a/drivers/net/wimax/i2400m/fw.c b/drivers/net/wimax/i2400m/fw.c
index 3f283bf..1149135 100644
--- a/drivers/net/wimax/i2400m/fw.c
+++ b/drivers/net/wimax/i2400m/fw.c
@@ -1192,7 +1192,7 @@ int i2400m_fw_hdr_check(struct i2400m *i2400m,
 	unsigned module_type, header_len, major_version, minor_version,
 		module_id, module_vendor, date, size;
 
-	module_type = bcf_hdr->module_type;
+	module_type = le32_to_cpu(bcf_hdr->module_type);
 	header_len = sizeof(u32) * le32_to_cpu(bcf_hdr->header_len);
 	major_version = (le32_to_cpu(bcf_hdr->header_version) & 0xffff0000)
 		>> 16;
diff --git a/drivers/pci/hotplug/cpqphp_core.c b/drivers/pci/hotplug/cpqphp_core.c
index b3e5580..4952c3b 100644
--- a/drivers/pci/hotplug/cpqphp_core.c
+++ b/drivers/pci/hotplug/cpqphp_core.c
@@ -828,7 +828,14 @@ static int cpqhpc_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
 			pci_name(pdev), err);
 		return err;
 	}
+
 	bus = pdev->subordinate;
+	if (!bus) {
+		dev_notice(&pdev->dev, "the device is not a bridge, "
+				"skipping\n");
+		rc = -ENODEV;
+		goto err_disable_device;
+	}
 
 	/* Need to read VID early b/c it's used to differentiate CPQ and INTC
 	 * discovery
diff --git a/drivers/pci/pci-sysfs.c b/drivers/pci/pci-sysfs.c
index afd2fbf..c9957f6 100644
--- a/drivers/pci/pci-sysfs.c
+++ b/drivers/pci/pci-sysfs.c
@@ -1035,39 +1035,6 @@ error:
 	return retval;
 }
 
-static void pci_remove_slot_links(struct pci_dev *dev)
-{
-	char func[10];
-	struct pci_slot *slot;
-
-	sysfs_remove_link(&dev->dev.kobj, "slot");
-	list_for_each_entry(slot, &dev->bus->slots, list) {
-		if (slot->number != PCI_SLOT(dev->devfn))
-			continue;
-		snprintf(func, 10, "function%d", PCI_FUNC(dev->devfn));
-		sysfs_remove_link(&slot->kobj, func);
-	}
-}
-
-static int pci_create_slot_links(struct pci_dev *dev)
-{
-	int result = 0;
-	char func[10];
-	struct pci_slot *slot;
-
-	list_for_each_entry(slot, &dev->bus->slots, list) {
-		if (slot->number != PCI_SLOT(dev->devfn))
-			continue;
-		result = sysfs_create_link(&dev->dev.kobj, &slot->kobj, "slot");
-		if (result)
-			goto out;
-		snprintf(func, 10, "function%d", PCI_FUNC(dev->devfn));
-		result = sysfs_create_link(&slot->kobj, &dev->dev.kobj, func);
-	}
-out:
-	return result;
-}
-
 int __must_check pci_create_sysfs_dev_files (struct pci_dev *pdev)
 {
 	int retval;
@@ -1130,8 +1097,6 @@ int __must_check pci_create_sysfs_dev_files (struct pci_dev *pdev)
 	if (retval)
 		goto err_vga_file;
 
-	pci_create_slot_links(pdev);
-
 	return 0;
 
 err_vga_file:
@@ -1181,8 +1146,6 @@ void pci_remove_sysfs_dev_files(struct pci_dev *pdev)
 	if (!sysfs_initialized)
 		return;
 
-	pci_remove_slot_links(pdev);
-
 	pci_remove_capabilities_sysfs(pdev);
 
 	if (pdev->cfg_size < PCI_CFG_SPACE_EXP_SIZE)
diff --git a/drivers/pci/setup-res.c b/drivers/pci/setup-res.c
index 17bed18..92379e2 100644
--- a/drivers/pci/setup-res.c
+++ b/drivers/pci/setup-res.c
@@ -97,16 +97,16 @@ int pci_claim_resource(struct pci_dev *dev, int resource)
 
 	root = pci_find_parent_resource(dev, res);
 	if (!root) {
-		dev_err(&dev->dev, "no compatible bridge window for %pR\n",
-			res);
+		dev_info(&dev->dev, "no compatible bridge window for %pR\n",
+			 res);
 		return -EINVAL;
 	}
 
 	conflict = request_resource_conflict(root, res);
 	if (conflict) {
-		dev_err(&dev->dev,
-			"address space collision: %pR conflicts with %s %pR\n",
-			res, conflict->name, conflict);
+		dev_info(&dev->dev,
+			 "address space collision: %pR conflicts with %s %pR\n",
+			 res, conflict->name, conflict);
 		return -EBUSY;
 	}
 
diff --git a/drivers/pci/slot.c b/drivers/pci/slot.c
index e0189cf..659eaa0 100644
--- a/drivers/pci/slot.c
+++ b/drivers/pci/slot.c
@@ -97,50 +97,6 @@ static ssize_t cur_speed_read_file(struct pci_slot *slot, char *buf)
 	return bus_speed_read(slot->bus->cur_bus_speed, buf);
 }
 
-static void remove_sysfs_files(struct pci_slot *slot)
-{
-	char func[10];
-	struct list_head *tmp;
-
-	list_for_each(tmp, &slot->bus->devices) {
-		struct pci_dev *dev = pci_dev_b(tmp);
-		if (PCI_SLOT(dev->devfn) != slot->number)
-			continue;
-		sysfs_remove_link(&dev->dev.kobj, "slot");
-
-		snprintf(func, 10, "function%d", PCI_FUNC(dev->devfn));
-		sysfs_remove_link(&slot->kobj, func);
-	}
-}
-
-static int create_sysfs_files(struct pci_slot *slot)
-{
-	int result;
-	char func[10];
-	struct list_head *tmp;
-
-	list_for_each(tmp, &slot->bus->devices) {
-		struct pci_dev *dev = pci_dev_b(tmp);
-		if (PCI_SLOT(dev->devfn) != slot->number)
-			continue;
-
-		result = sysfs_create_link(&dev->dev.kobj, &slot->kobj, "slot");
-		if (result)
-			goto fail;
-
-		snprintf(func, 10, "function%d", PCI_FUNC(dev->devfn));
-		result = sysfs_create_link(&slot->kobj, &dev->dev.kobj, func);
-		if (result)
-			goto fail;
-	}
-
-	return 0;
-
-fail:
-	remove_sysfs_files(slot);
-	return result;
-}
-
 static void pci_slot_release(struct kobject *kobj)
 {
 	struct pci_dev *dev;
@@ -153,8 +109,6 @@ static void pci_slot_release(struct kobject *kobj)
 		if (PCI_SLOT(dev->devfn) == slot->number)
 			dev->slot = NULL;
 
-	remove_sysfs_files(slot);
-
 	list_del(&slot->list);
 
 	kfree(slot);
@@ -346,8 +300,6 @@ placeholder:
 	INIT_LIST_HEAD(&slot->list);
 	list_add(&slot->list, &parent->slots);
 
-	create_sysfs_files(slot);
-
 	list_for_each_entry(dev, &parent->devices, bus_list)
 		if (PCI_SLOT(dev->devfn) == slot_nr)
 			dev->slot = slot;
diff --git a/drivers/pcmcia/ds.c b/drivers/pcmcia/ds.c
index 7ef7ade..9fc3398 100644
--- a/drivers/pcmcia/ds.c
+++ b/drivers/pcmcia/ds.c
@@ -671,6 +671,7 @@ static void pcmcia_requery(struct pcmcia_socket *s)
 		if (old_funcs != new_funcs) {
 			/* we need to re-start */
 			pcmcia_card_remove(s, NULL);
+			s->functions = 0;
 			pcmcia_card_add(s);
 		}
 	}
diff --git a/drivers/pcmcia/yenta_socket.c b/drivers/pcmcia/yenta_socket.c
index 424e576..f1d4137 100644
--- a/drivers/pcmcia/yenta_socket.c
+++ b/drivers/pcmcia/yenta_socket.c
@@ -880,6 +880,12 @@ static struct cardbus_type cardbus_type[] = {
 		.restore_state	= ti_restore_state,
 		.sock_init	= ti_init,
 	},
+	[CARDBUS_TYPE_ENE]	= {
+		.override	= ene_override,
+		.save_state	= ti_save_state,
+		.restore_state	= ti_restore_state,
+		.sock_init	= ti_init,
+	},
 #endif
 #ifdef CONFIG_YENTA_RICOH
 	[CARDBUS_TYPE_RICOH]	= {
@@ -902,14 +908,6 @@ static struct cardbus_type cardbus_type[] = {
 		.restore_state	= o2micro_restore_state,
 	},
 #endif
-#ifdef CONFIG_YENTA_TI
-	[CARDBUS_TYPE_ENE]	= {
-		.override	= ene_override,
-		.save_state	= ti_save_state,
-		.restore_state	= ti_restore_state,
-		.sock_init	= ti_init,
-	},
-#endif
 };
 
 
@@ -975,7 +973,7 @@ static irqreturn_t yenta_probe_handler(int irq, void *dev_id)
 /* probes the PCI interrupt, use only on override functions */
 static int yenta_probe_cb_irq(struct yenta_socket *socket)
 {
-	u8 reg;
+	u8 reg = 0;
 
 	if (!socket->cb_irq)
 		return -1;
@@ -989,7 +987,8 @@ static int yenta_probe_cb_irq(struct yenta_socket *socket)
 	}
 
 	/* generate interrupt, wait */
-	reg = exca_readb(socket, I365_CSCINT);
+	if (!socket->dev->irq)
+		reg = exca_readb(socket, I365_CSCINT);
 	exca_writeb(socket, I365_CSCINT, reg | I365_CSC_STSCHG);
 	cb_writel(socket, CB_SOCKET_EVENT, -1);
 	cb_writel(socket, CB_SOCKET_MASK, CB_CSTSMASK);