20 files changed, 104 insertions, 34 deletions

diff --git a/drivers/hwmon/Kconfig b/drivers/hwmon/Kconfig
index b84bf066879b..b4eea0292c1a 100644
--- a/drivers/hwmon/Kconfig
+++ b/drivers/hwmon/Kconfig
@@ -543,8 +543,8 @@ config SENSORS_LM90
         help
           If you say yes here you get support for National Semiconductor LM90,
           LM86, LM89 and LM99, Analog Devices ADM1032 and ADT7461, and Maxim
-          MAX6646, MAX6647, MAX6649, MAX6657, MAX6658, MAX6659, MAX6680 and
-          MAX6681 sensor chips.
+          MAX6646, MAX6647, MAX6648, MAX6649, MAX6657, MAX6658, MAX6659,
+          MAX6680, MAX6681 and MAX6692 sensor chips.
 
           This driver can also be built as a module.  If so, the module
           will be called lm90.
diff --git a/drivers/hwmon/abituguru3.c b/drivers/hwmon/abituguru3.c
index e52b38806d03..ad2b3431b725 100644
--- a/drivers/hwmon/abituguru3.c
+++ b/drivers/hwmon/abituguru3.c
@@ -760,8 +760,11 @@ static int abituguru3_read_increment_offset(struct abituguru3_data *data,
 
         for (i = 0; i < offset_count; i++)
                 if ((x = abituguru3_read(data, bank, offset + i, count,
-                                buf + i * count)) != count)
-                        return i * count + (i && (x < 0)) ? 0 : x;
+                                buf + i * count)) != count) {
+                        if (x < 0)
+                                return x;
+                        return i * count + x;
+                }
 
         return i * count;
 }
diff --git a/drivers/hwmon/f75375s.c b/drivers/hwmon/f75375s.c
index 1692de369969..18a1ba888165 100644
--- a/drivers/hwmon/f75375s.c
+++ b/drivers/hwmon/f75375s.c
@@ -617,7 +617,7 @@ static void f75375_init(struct i2c_client *client, struct f75375_data *data,
 static int f75375_probe(struct i2c_client *client,
                 const struct i2c_device_id *id)
 {
-        struct f75375_data *data = i2c_get_clientdata(client);
+        struct f75375_data *data;
         struct f75375s_platform_data *f75375s_pdata = client->dev.platform_data;
         int err;
 
diff --git a/drivers/hwmon/it87.c b/drivers/hwmon/it87.c
index 95a99c590da2..9157247fed8e 100644
--- a/drivers/hwmon/it87.c
+++ b/drivers/hwmon/it87.c
@@ -213,7 +213,7 @@ static inline u16 FAN16_TO_REG(long rpm)
 
 #define TEMP_TO_REG(val) (SENSORS_LIMIT(((val)<0?(((val)-500)/1000):\
                                         ((val)+500)/1000),-128,127))
-#define TEMP_FROM_REG(val) (((val)>0x80?(val)-0x100:(val))*1000)
+#define TEMP_FROM_REG(val) ((val) * 1000)
 
 #define PWM_TO_REG(val)   ((val) >> 1)
 #define PWM_FROM_REG(val) (((val)&0x7f) << 1)
@@ -267,9 +267,9 @@ struct it87_data {
         u8 has_fan;             /* Bitfield, fans enabled */
         u16 fan[5];             /* Register values, possibly combined */
         u16 fan_min[5];         /* Register values, possibly combined */
-        u8 temp[3];             /* Register value */
-        u8 temp_high[3];        /* Register value */
-        u8 temp_low[3];         /* Register value */
+        s8 temp[3];             /* Register value */
+        s8 temp_high[3];        /* Register value */
+        s8 temp_low[3];         /* Register value */
         u8 sensor;              /* Register value */
         u8 fan_div[3];          /* Register encoding, shifted right */
         u8 vid;                 /* Register encoding, combined */
diff --git a/drivers/hwmon/lm90.c b/drivers/hwmon/lm90.c
index 96a701866726..1aff7575799d 100644
--- a/drivers/hwmon/lm90.c
+++ b/drivers/hwmon/lm90.c
@@ -32,10 +32,10 @@
  * supported by this driver. These chips lack the remote temperature
  * offset feature.
  *
- * This driver also supports the MAX6646, MAX6647 and MAX6649 chips
- * made by Maxim.  These are again similar to the LM86, but they use
- * unsigned temperature values and can report temperatures from 0 to
- * 145 degrees.
+ * This driver also supports the MAX6646, MAX6647, MAX6648, MAX6649 and
+ * MAX6692 chips made by Maxim.  These are again similar to the LM86,
+ * but they use unsigned temperature values and can report temperatures
+ * from 0 to 145 degrees.
  *
  * This driver also supports the MAX6680 and MAX6681, two other sensor
  * chips made by Maxim. These are quite similar to the other Maxim
diff --git a/drivers/infiniband/hw/nes/nes_cm.c b/drivers/infiniband/hw/nes/nes_cm.c
index a01b4488208b..4a65b96db2c8 100644
--- a/drivers/infiniband/hw/nes/nes_cm.c
+++ b/drivers/infiniband/hw/nes/nes_cm.c
@@ -2490,12 +2490,14 @@ static int nes_disconnect(struct nes_qp *nesqp, int abrupt)
         int ret = 0;
         struct nes_vnic *nesvnic;
         struct nes_device *nesdev;
+        struct nes_ib_device *nesibdev;
 
         nesvnic = to_nesvnic(nesqp->ibqp.device);
         if (!nesvnic)
                 return -EINVAL;
 
         nesdev = nesvnic->nesdev;
+        nesibdev = nesvnic->nesibdev;
 
         nes_debug(NES_DBG_CM, "netdev refcnt = %u.\n",
                         atomic_read(&nesvnic->netdev->refcnt));
@@ -2507,6 +2509,8 @@ static int nes_disconnect(struct nes_qp *nesqp, int abrupt)
         } else {
                 /* Need to free the Last Streaming Mode Message */
                 if (nesqp->ietf_frame) {
+                        if (nesqp->lsmm_mr)
+                                nesibdev->ibdev.dereg_mr(nesqp->lsmm_mr);
                         pci_free_consistent(nesdev->pcidev,
                                         nesqp->private_data_len+sizeof(struct ietf_mpa_frame),
                                         nesqp->ietf_frame, nesqp->ietf_frame_pbase);
@@ -2543,6 +2547,12 @@ int nes_accept(struct iw_cm_id *cm_id, struct iw_cm_conn_param *conn_param)
         u32 crc_value;
         int ret;
         int passive_state;
+        struct nes_ib_device *nesibdev;
+        struct ib_mr *ibmr = NULL;
+        struct ib_phys_buf ibphysbuf;
+        struct nes_pd *nespd;
+
+
 
         ibqp = nes_get_qp(cm_id->device, conn_param->qpn);
         if (!ibqp)
@@ -2601,6 +2611,26 @@ int nes_accept(struct iw_cm_id *cm_id, struct iw_cm_conn_param *conn_param)
         if (cm_id->remote_addr.sin_addr.s_addr !=
                         cm_id->local_addr.sin_addr.s_addr) {
                 u64temp = (unsigned long)nesqp;
+                nesibdev = nesvnic->nesibdev;
+                nespd = nesqp->nespd;
+                ibphysbuf.addr = nesqp->ietf_frame_pbase;
+                ibphysbuf.size = conn_param->private_data_len +
+                                        sizeof(struct ietf_mpa_frame);
+                ibmr = nesibdev->ibdev.reg_phys_mr((struct ib_pd *)nespd,
+                                                &ibphysbuf, 1,
+                                                IB_ACCESS_LOCAL_WRITE,
+                                                (u64 *)&nesqp->ietf_frame);
+                if (!ibmr) {
+                        nes_debug(NES_DBG_CM, "Unable to register memory region"
+                                        "for lSMM for cm_node = %p \n",
+                                        cm_node);
+                        return -ENOMEM;
+                }
+
+                ibmr->pd = &nespd->ibpd;
+                ibmr->device = nespd->ibpd.device;
+                nesqp->lsmm_mr = ibmr;
+
                 u64temp |= NES_SW_CONTEXT_ALIGN>>1;
                 set_wqe_64bit_value(wqe->wqe_words,
                         NES_IWARP_SQ_WQE_COMP_CTX_LOW_IDX,
@@ -2611,14 +2641,13 @@ int nes_accept(struct iw_cm_id *cm_id, struct iw_cm_conn_param *conn_param)
                 wqe->wqe_words[NES_IWARP_SQ_WQE_TOTAL_PAYLOAD_IDX] =
                         cpu_to_le32(conn_param->private_data_len +
                         sizeof(struct ietf_mpa_frame));
-                wqe->wqe_words[NES_IWARP_SQ_WQE_FRAG0_LOW_IDX] =
-                        cpu_to_le32((u32)nesqp->ietf_frame_pbase);
-                wqe->wqe_words[NES_IWARP_SQ_WQE_FRAG0_HIGH_IDX] =
-                        cpu_to_le32((u32)((u64)nesqp->ietf_frame_pbase >> 32));
+                set_wqe_64bit_value(wqe->wqe_words,
+                                        NES_IWARP_SQ_WQE_FRAG0_LOW_IDX,
+                                        (u64)nesqp->ietf_frame);
                 wqe->wqe_words[NES_IWARP_SQ_WQE_LENGTH0_IDX] =
                         cpu_to_le32(conn_param->private_data_len +
                         sizeof(struct ietf_mpa_frame));
-                wqe->wqe_words[NES_IWARP_SQ_WQE_STAG0_IDX] = 0;
+                wqe->wqe_words[NES_IWARP_SQ_WQE_STAG0_IDX] = ibmr->lkey;
 
                 nesqp->nesqp_context->ird_ord_sizes |=
                         cpu_to_le32(NES_QPCONTEXT_ORDIRD_LSMM_PRESENT |
diff --git a/drivers/infiniband/hw/nes/nes_verbs.c b/drivers/infiniband/hw/nes/nes_verbs.c
index 4fdb72454f94..d93a6562817c 100644
--- a/drivers/infiniband/hw/nes/nes_verbs.c
+++ b/drivers/infiniband/hw/nes/nes_verbs.c
@@ -1360,8 +1360,10 @@ static struct ib_qp *nes_create_qp(struct ib_pd *ibpd,
                                         NES_QPCONTEXT_MISC_RQ_SIZE_SHIFT);
                         nesqp->nesqp_context->misc |= cpu_to_le32((u32)nesqp->hwqp.sq_encoded_size <<
                                         NES_QPCONTEXT_MISC_SQ_SIZE_SHIFT);
+                        if (!udata) {
                                 nesqp->nesqp_context->misc |= cpu_to_le32(NES_QPCONTEXT_MISC_PRIV_EN);
                                 nesqp->nesqp_context->misc |= cpu_to_le32(NES_QPCONTEXT_MISC_FAST_REGISTER_EN);
+                        }
                         nesqp->nesqp_context->cqs = cpu_to_le32(nesqp->nesscq->hw_cq.cq_number +
                                         ((u32)nesqp->nesrcq->hw_cq.cq_number << 16));
                         u64temp = (u64)nesqp->hwqp.sq_pbase;
diff --git a/drivers/infiniband/hw/nes/nes_verbs.h b/drivers/infiniband/hw/nes/nes_verbs.h
index 6c6b4da5184f..ae0ca9bc83bd 100644
--- a/drivers/infiniband/hw/nes/nes_verbs.h
+++ b/drivers/infiniband/hw/nes/nes_verbs.h
@@ -134,6 +134,7 @@ struct nes_qp {
         struct ietf_mpa_frame *ietf_frame;
         dma_addr_t            ietf_frame_pbase;
         wait_queue_head_t     state_waitq;
+        struct ib_mr          *lsmm_mr;
         unsigned long         socket;
         struct nes_hw_qp      hwqp;
         struct work_struct    work;
diff --git a/drivers/mfd/wm8350-core.c b/drivers/mfd/wm8350-core.c
index 84d5ea1ec171..b457a05b28d9 100644
--- a/drivers/mfd/wm8350-core.c
+++ b/drivers/mfd/wm8350-core.c
@@ -1383,6 +1383,11 @@ int wm8350_device_init(struct wm8350 *wm8350, int irq,
                         wm8350->power.rev_g_coeff = 1;
                         break;
 
+                case 1:
+                        dev_info(wm8350->dev, "WM8351 Rev B\n");
+                        wm8350->power.rev_g_coeff = 1;
+                        break;
+
                 default:
                         dev_err(wm8350->dev, "Unknown WM8351 CHIP_REV\n");
                         ret = -ENODEV;
diff --git a/drivers/mmc/host/s3cmci.c b/drivers/mmc/host/s3cmci.c
index f4a67c65d301..2db166b7096f 100644
--- a/drivers/mmc/host/s3cmci.c
+++ b/drivers/mmc/host/s3cmci.c
@@ -793,8 +793,7 @@ static void s3cmci_dma_setup(struct s3cmci_host *host,
                               host->mem->start + host->sdidata);
 
         if (!setup_ok) {
-                s3c2410_dma_config(host->dma, 4,
-                        (S3C2410_DCON_HWTRIG | S3C2410_DCON_CH0_SDI));
+                s3c2410_dma_config(host->dma, 4, 0);
                 s3c2410_dma_set_buffdone_fn(host->dma,
                                             s3cmci_dma_done_callback);
                 s3c2410_dma_setflags(host->dma, S3C2410_DMAF_AUTOSTART);
diff --git a/drivers/net/sunhme.c b/drivers/net/sunhme.c
index d4fb4acdbebd..4e9bd380a5c2 100644
--- a/drivers/net/sunhme.c
+++ b/drivers/net/sunhme.c
@@ -2649,8 +2649,6 @@ static int __devinit happy_meal_sbus_probe_one(struct of_device *op, int is_qfe)
         int err = -ENODEV;
 
         sbus_dp = to_of_device(op->dev.parent)->node;
-        if (is_qfe)
-                sbus_dp = to_of_device(op->dev.parent->parent)->node;
 
         /* We can match PCI devices too, do not accept those here. */
         if (strcmp(sbus_dp->name, "sbus"))
diff --git a/drivers/pci/hotplug/Kconfig b/drivers/pci/hotplug/Kconfig
index eacfb13998bb..9aa4fe100a0d 100644
--- a/drivers/pci/hotplug/Kconfig
+++ b/drivers/pci/hotplug/Kconfig
@@ -143,7 +143,7 @@ config HOTPLUG_PCI_SHPC
 
 config HOTPLUG_PCI_RPA
         tristate "RPA PCI Hotplug driver"
-        depends on PPC_PSERIES && PPC64 && !HOTPLUG_PCI_FAKE
+        depends on PPC_PSERIES && EEH && !HOTPLUG_PCI_FAKE
         help
           Say Y here if you have a RPA system that supports PCI Hotplug.
 
diff --git a/drivers/pci/pcie/aer/aerdrv_core.c b/drivers/pci/pcie/aer/aerdrv_core.c
index d0c973685868..382575007382 100644
--- a/drivers/pci/pcie/aer/aerdrv_core.c
+++ b/drivers/pci/pcie/aer/aerdrv_core.c
@@ -133,6 +133,9 @@ static void set_downstream_devices_error_reporting(struct pci_dev *dev,
                                                    bool enable)
 {
         set_device_error_reporting(dev, &enable);
+
+        if (!dev->subordinate)
+                return;
         pci_walk_bus(dev->subordinate, set_device_error_reporting, &enable);
 }
 
diff --git a/drivers/pci/pcie/portdrv_pci.c b/drivers/pci/pcie/portdrv_pci.c
index 248b4db91552..5ea566e20b37 100644
--- a/drivers/pci/pcie/portdrv_pci.c
+++ b/drivers/pci/pcie/portdrv_pci.c
@@ -103,6 +103,7 @@ static int __devinit pcie_portdrv_probe (struct pci_dev *dev,
 static void pcie_portdrv_remove (struct pci_dev *dev)
 {
         pcie_port_device_remove(dev);
+        pci_disable_device(dev);
         kfree(pci_get_drvdata(dev));
 }
 
diff --git a/drivers/pci/quirks.c b/drivers/pci/quirks.c
index f20d55368edb..92b9efe9bcaf 100644
--- a/drivers/pci/quirks.c
+++ b/drivers/pci/quirks.c
@@ -23,6 +23,7 @@
 #include <linux/acpi.h>
 #include <linux/kallsyms.h>
 #include <linux/dmi.h>
+#include <linux/pci-aspm.h>
 #include "pci.h"
 
 int isa_dma_bridge_buggy;
@@ -1749,6 +1750,30 @@ static void __devinit quirk_e100_interrupt(struct pci_dev *dev)
 }
 DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_INTEL, PCI_ANY_ID, quirk_e100_interrupt);
 
+/*
+ * The 82575 and 82598 may experience data corruption issues when transitioning
+ * out of L0S.  To prevent this we need to disable L0S on the pci-e link
+ */
+static void __devinit quirk_disable_aspm_l0s(struct pci_dev *dev)
+{
+        dev_info(&dev->dev, "Disabling L0s\n");
+        pci_disable_link_state(dev, PCIE_LINK_STATE_L0S);
+}
+DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_INTEL, 0x10a7, quirk_disable_aspm_l0s);
+DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_INTEL, 0x10a9, quirk_disable_aspm_l0s);
+DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_INTEL, 0x10b6, quirk_disable_aspm_l0s);
+DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_INTEL, 0x10c6, quirk_disable_aspm_l0s);
+DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_INTEL, 0x10c7, quirk_disable_aspm_l0s);
+DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_INTEL, 0x10c8, quirk_disable_aspm_l0s);
+DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_INTEL, 0x10d6, quirk_disable_aspm_l0s);
+DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_INTEL, 0x10db, quirk_disable_aspm_l0s);
+DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_INTEL, 0x10dd, quirk_disable_aspm_l0s);
+DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_INTEL, 0x10e1, quirk_disable_aspm_l0s);
+DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_INTEL, 0x10ec, quirk_disable_aspm_l0s);
+DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_INTEL, 0x10f1, quirk_disable_aspm_l0s);
+DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_INTEL, 0x10f4, quirk_disable_aspm_l0s);
+DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_INTEL, 0x1508, quirk_disable_aspm_l0s);
+
 static void __devinit fixup_rev1_53c810(struct pci_dev* dev)
 {
         /* rev 1 ncr53c810 chips don't set the class at all which means
@@ -2097,7 +2122,7 @@ static void __devinit ht_disable_msi_mapping(struct pci_dev *dev)
 
                 if (pci_read_config_byte(dev, pos + HT_MSI_FLAGS,
                                          &flags) == 0) {
-                        dev_info(&dev->dev, "Enabling HT MSI Mapping\n");
+                        dev_info(&dev->dev, "Disabling HT MSI Mapping\n");
 
                         pci_write_config_byte(dev, pos + HT_MSI_FLAGS,
                                               flags & ~HT_MSI_FLAGS_ENABLE);
@@ -2141,6 +2166,10 @@ static void __devinit nv_msi_ht_cap_quirk(struct pci_dev *dev)
         int pos;
         int found;
 
+        /* Enabling HT MSI mapping on this device breaks MCP51 */
+        if (dev->device == 0x270)
+                return;
+
         /* check if there is HT MSI cap or enabled on this device */
         found = ht_check_msi_mapping(dev);
 
diff --git a/drivers/platform/x86/acer-wmi.c b/drivers/platform/x86/acer-wmi.c
index 94c9f911824e..6bcca616a704 100644
--- a/drivers/platform/x86/acer-wmi.c
+++ b/drivers/platform/x86/acer-wmi.c
@@ -1297,7 +1297,7 @@ static int __init acer_wmi_init(void)
 
         set_quirks();
 
-        if (!acpi_video_backlight_support() && has_cap(ACER_CAP_BRIGHTNESS)) {
+        if (acpi_video_backlight_support() && has_cap(ACER_CAP_BRIGHTNESS)) {
                 interface->capability &= ~ACER_CAP_BRIGHTNESS;
                 printk(ACER_INFO "Brightness must be controlled by "
                        "generic video driver\n");
diff --git a/drivers/power/ds2760_battery.c b/drivers/power/ds2760_battery.c
index 1d768928e0bb..a52d4a11652d 100644
--- a/drivers/power/ds2760_battery.c
+++ b/drivers/power/ds2760_battery.c
@@ -180,10 +180,13 @@ static int ds2760_battery_read_status(struct ds2760_device_info *di)
         di->empty_uAh = battery_interpolate(scale, di->temp_C / 10);
         di->empty_uAh *= 1000; /* convert to µAh */
 
-        /* From Maxim Application Note 131: remaining capacity =
-         * ((ICA - Empty Value) / (Full Value - Empty Value)) x 100% */
-        di->rem_capacity = ((di->accum_current_uAh - di->empty_uAh) * 100L) /
-                            (di->full_active_uAh - di->empty_uAh);
+        if (di->full_active_uAh == di->empty_uAh)
+                di->rem_capacity = 0;
+        else
+                /* From Maxim Application Note 131: remaining capacity =
+                 * ((ICA - Empty Value) / (Full Value - Empty Value)) x 100% */
+                di->rem_capacity = ((di->accum_current_uAh - di->empty_uAh) * 100L) /
+                                    (di->full_active_uAh - di->empty_uAh);
 
         if (di->rem_capacity < 0)
                 di->rem_capacity = 0;
diff --git a/drivers/sbus/char/bbc_i2c.c b/drivers/sbus/char/bbc_i2c.c
index f08e169ba1b5..7e30e5f6e032 100644
--- a/drivers/sbus/char/bbc_i2c.c
+++ b/drivers/sbus/char/bbc_i2c.c
@@ -129,7 +129,7 @@ static int wait_for_pin(struct bbc_i2c_bus *bp, u8 *status)
         bp->waiting = 1;
         add_wait_queue(&bp->wq, &wait);
         while (limit-- > 0) {
-                unsigned long val;
+                long val;
 
                 val = wait_event_interruptible_timeout(
                                 bp->wq,
diff --git a/drivers/sbus/char/jsflash.c b/drivers/sbus/char/jsflash.c
index a9a9893a5f95..e6d1fc8c54f1 100644
--- a/drivers/sbus/char/jsflash.c
+++ b/drivers/sbus/char/jsflash.c
@@ -38,9 +38,6 @@
 #include <linux/string.h>
 #include <linux/genhd.h>
 #include <linux/blkdev.h>
-
-#define MAJOR_NR        JSFD_MAJOR
-
 #include <asm/uaccess.h>
 #include <asm/pgtable.h>
 #include <asm/io.h>
diff --git a/drivers/w1/masters/w1-gpio.c b/drivers/w1/masters/w1-gpio.c
index 9e1138a75e8b..a411702413d6 100644
--- a/drivers/w1/masters/w1-gpio.c
+++ b/drivers/w1/masters/w1-gpio.c
@@ -39,7 +39,7 @@ static u8 w1_gpio_read_bit(void *data)
 {
         struct w1_gpio_platform_data *pdata = data;
 
-        return gpio_get_value(pdata->pin);
+        return gpio_get_value(pdata->pin) ? 1 : 0;
 }
 
 static int __init w1_gpio_probe(struct platform_device *pdev)