Merge branch 'upstream' of git://ftp.linux-mips.org/pub/scm/upstream-linus

* 'upstream' of git://ftp.linux-mips.org/pub/scm/upstream-linus:
  [MIPS] IP32: Enable PCI bridges

diff --git a/arch/arm/mach-s3c2440/mach-osiris.c b/arch/arm/mach-s3c2440/mach-osiris.c
index 0ba7e9060c7bba3ece0df5d9eacbdbeb86d71eac..c326983f4a8f5b66dcee243def28998c560d2bb2 100644 (file)
--- a/arch/arm/mach-s3c2440/mach-osiris.c
+++ b/arch/arm/mach-s3c2440/mach-osiris.c
@@ -276,7 +276,21 @@ static unsigned char pm_osiris_ctrl0;
 
 static int osiris_pm_suspend(struct sys_device *sd, pm_message_t state)
 {
+       unsigned int tmp;
+
        pm_osiris_ctrl0 = __raw_readb(OSIRIS_VA_CTRL0);
+       tmp = pm_osiris_ctrl0 & ~OSIRIS_CTRL0_NANDSEL;
+
+       /* ensure correct NAND slot is selected on resume */
+       if ((pm_osiris_ctrl0 & OSIRIS_CTRL0_BOOT_INT) == 0)
+               tmp |= 2;
+
+       __raw_writeb(tmp, OSIRIS_VA_CTRL0);
+
+       /* ensure that an nRESET is not generated on resume. */
+       s3c2410_gpio_setpin(S3C2410_GPA21, 1);
+       s3c2410_gpio_cfgpin(S3C2410_GPA21, S3C2410_GPA21_OUT);
+
        return 0;
 }
 
@@ -285,6 +299,10 @@ static int osiris_pm_resume(struct sys_device *sd)
        if (pm_osiris_ctrl0 & OSIRIS_CTRL0_FIX8)
                __raw_writeb(OSIRIS_CTRL1_FIX8, OSIRIS_VA_CTRL1);
 
+       __raw_writeb(pm_osiris_ctrl0, OSIRIS_VA_CTRL0);
+
+       s3c2410_gpio_cfgpin(S3C2410_GPA21, S3C2410_GPA21_nRSTOUT);
+
        return 0;
 }
 

diff --git a/arch/sparc64/kernel/pci_common.c b/arch/sparc64/kernel/pci_common.c
index 2f61c4b1259606ee45ab004cd8e10d91bcb3b5ae..c76bfbb7da085cd5538391713c13e9b86f9ed148 100644 (file)
--- a/arch/sparc64/kernel/pci_common.c
+++ b/arch/sparc64/kernel/pci_common.c
@@ -264,7 +264,7 @@ static int sun4v_read_pci_cfg(struct pci_bus *bus_dev, unsigned int devfn,
        unsigned int func = PCI_FUNC(devfn);
        unsigned long ret;
 
-       if (bus_dev == pbm->pci_bus && devfn == 0x00)
+       if (!bus && devfn == 0x00)
                return pci_host_bridge_read_pci_cfg(bus_dev, devfn, where,
                                                    size, value);
        if (config_out_of_range(pbm, bus, devfn, where)) {
@@ -300,7 +300,7 @@ static int sun4v_write_pci_cfg(struct pci_bus *bus_dev, unsigned int devfn,
        unsigned int func = PCI_FUNC(devfn);
        unsigned long ret;
 
-       if (bus_dev == pbm->pci_bus && devfn == 0x00)
+       if (!bus && devfn == 0x00)
                return pci_host_bridge_write_pci_cfg(bus_dev, devfn, where,
                                                     size, value);
        if (config_out_of_range(pbm, bus, devfn, where)) {

diff --git a/arch/sparc64/kernel/prom.c b/arch/sparc64/kernel/prom.c
index 0614dff63d7c095b0e80711f09b336583439c0df..a246e962e5a73591d546d8d6c7ac2f950ad075d4 100644 (file)
--- a/arch/sparc64/kernel/prom.c
+++ b/arch/sparc64/kernel/prom.c
@@ -1046,7 +1046,8 @@ static void __init irq_trans_init(struct device_node *dp)
        if (!strcmp(dp->name, "fhc") &&
            !strcmp(dp->parent->name, "central"))
                return central_irq_trans_init(dp);
-       if (!strcmp(dp->name, "virtual-devices"))
+       if (!strcmp(dp->name, "virtual-devices") ||
+           !strcmp(dp->name, "niu"))
                return sun4v_vdev_irq_trans_init(dp);
 }
 

diff --git a/arch/sparc64/kernel/smp.c b/arch/sparc64/kernel/smp.c
index b84c49e3697c608c826c529739328ae633a860a8..c73b7a48b0369ae970edf7d103672621eacb2e21 100644 (file)
--- a/arch/sparc64/kernel/smp.c
+++ b/arch/sparc64/kernel/smp.c
@@ -353,6 +353,8 @@ static int __devinit smp_boot_one_cpu(unsigned int cpu)
        int timeout, ret;
 
        p = fork_idle(cpu);
+       if (IS_ERR(p))
+               return PTR_ERR(p);
        callin_flag = 0;
        cpu_new_thread = task_thread_info(p);
 

diff --git a/arch/sparc64/kernel/vio.c b/arch/sparc64/kernel/vio.c
index 1550ac5673da99d4db56bd76c6afb9f9664ad726..0c1ee619d814c1f1e2330ef276c6271356fbe5c5 100644 (file)
--- a/arch/sparc64/kernel/vio.c
+++ b/arch/sparc64/kernel/vio.c
@@ -292,7 +292,7 @@ static struct vio_dev *vio_create_one(struct mdesc_handle *hp, u64 mp,
        }
        vdev->dp = dp;
 
-       printk(KERN_ERR "VIO: Adding device %s\n", vdev->dev.bus_id);
+       printk(KERN_INFO "VIO: Adding device %s\n", vdev->dev.bus_id);
 
        err = device_register(&vdev->dev);
        if (err) {
@@ -342,8 +342,33 @@ static struct mdesc_notifier_client vio_device_notifier = {
        .node_name      = "virtual-device-port",
 };
 
+/* We are only interested in domain service ports under the
+ * "domain-services" node.  On control nodes there is another port
+ * under "openboot" that we should not mess with as aparently that is
+ * reserved exclusively for OBP use.
+ */
+static void vio_add_ds(struct mdesc_handle *hp, u64 node)
+{
+       int found;
+       u64 a;
+
+       found = 0;
+       mdesc_for_each_arc(a, hp, node, MDESC_ARC_TYPE_BACK) {
+               u64 target = mdesc_arc_target(hp, a);
+               const char *name = mdesc_node_name(hp, target);
+
+               if (!strcmp(name, "domain-services")) {
+                       found = 1;
+                       break;
+               }
+       }
+
+       if (found)
+               (void) vio_create_one(hp, node, &root_vdev->dev);
+}
+
 static struct mdesc_notifier_client vio_ds_notifier = {
-       .add            = vio_add,
+       .add            = vio_add_ds,
        .remove         = vio_remove,
        .node_name      = "domain-services-port",
 };

diff --git a/arch/sparc64/lib/NGmemcpy.S b/arch/sparc64/lib/NGmemcpy.S
index 605cb3f0990010936d9c5de737253a7132bf2cb2..96a14caf6966282cab2d97071f7c3837b2a6727a 100644 (file)
--- a/arch/sparc64/lib/NGmemcpy.S
+++ b/arch/sparc64/lib/NGmemcpy.S
@@ -321,11 +321,11 @@ FUNC_NAME:        /* %i0=dst, %i1=src, %i2=len */
        andn            %i2, 0xf, %i4
        and             %i2, 0xf, %i2
 1:     subcc           %i4, 0x10, %i4
-       EX_LD(LOAD(ldx, %i1, %i5))
+       EX_LD(LOAD(ldx, %i1, %o4))
        add             %i1, 0x08, %i1
        EX_LD(LOAD(ldx, %i1, %g1))
        sub             %i1, 0x08, %i1
-       EX_ST(STORE(stx, %i5, %i1 + %i3))
+       EX_ST(STORE(stx, %o4, %i1 + %i3))
        add             %i1, 0x8, %i1
        EX_ST(STORE(stx, %g1, %i1 + %i3))
        bgu,pt          %XCC, 1b
@@ -334,8 +334,8 @@ FUNC_NAME:  /* %i0=dst, %i1=src, %i2=len */
        be,pt           %XCC, 1f
         nop
        sub             %i2, 0x8, %i2
-       EX_LD(LOAD(ldx, %i1, %i5))
-       EX_ST(STORE(stx, %i5, %i1 + %i3))
+       EX_LD(LOAD(ldx, %i1, %o4))
+       EX_ST(STORE(stx, %o4, %i1 + %i3))
        add             %i1, 0x8, %i1
 1:     andcc           %i2, 0x4, %g0
        be,pt           %XCC, 1f

diff --git a/drivers/char/agp/intel-agp.c b/drivers/char/agp/intel-agp.c
index a5d0e95a227acc618697acc25e5d82282f4900d0..141ca176c3974719fae122745aaee82ef2c4b276 100644 (file)
--- a/drivers/char/agp/intel-agp.c
+++ b/drivers/char/agp/intel-agp.c
@@ -506,11 +506,6 @@ static void intel_i830_init_gtt_entries(void)
                        break;
                }
        } else {
-               /* G33's GTT stolen memory is separate from gfx data
-                * stolen memory.
-                */
-               if (IS_G33)
-                       size = 0;
                switch (gmch_ctrl & I855_GMCH_GMS_MASK) {
                case I855_GMCH_GMS_STOLEN_1M:
                        gtt_entries = MB(1) - KB(size);

diff --git a/drivers/ide/ppc/pmac.c b/drivers/ide/ppc/pmac.c
index f19eb6daeefd19e805376d1c7f86cde815b75d14..2fb047b898aa7d94279fa326327131b7b26d5bfe 100644 (file)
--- a/drivers/ide/ppc/pmac.c
+++ b/drivers/ide/ppc/pmac.c
@@ -1546,6 +1546,7 @@ static struct pci_device_id pmac_ide_pci_match[] = {
          PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0},
        { PCI_VENDOR_ID_APPLE, PCI_DEVICE_ID_APPLE_IPID2_ATA,
          PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0},
+       {},
 };
 
 static struct pci_driver pmac_ide_pci_driver = {

diff --git a/drivers/net/r8169.c b/drivers/net/r8169.c
index c921ec32c232cb265323f9075a2daf27275e188b..c76dd29c8e9a1ef8f17d60067c08a2c970d788e8 100644 (file)
--- a/drivers/net/r8169.c
+++ b/drivers/net/r8169.c
@@ -1918,7 +1918,11 @@ static void rtl_hw_start_8169(struct net_device *dev)
 
        rtl_set_rx_max_size(ioaddr);
 
-       rtl_set_rx_tx_config_registers(tp);
+       if ((tp->mac_version == RTL_GIGA_MAC_VER_01) ||
+           (tp->mac_version == RTL_GIGA_MAC_VER_02) ||
+           (tp->mac_version == RTL_GIGA_MAC_VER_03) ||
+           (tp->mac_version == RTL_GIGA_MAC_VER_04))
+               rtl_set_rx_tx_config_registers(tp);
 
        tp->cp_cmd |= rtl_rw_cpluscmd(ioaddr) | PCIMulRW;
 
@@ -1941,6 +1945,14 @@ static void rtl_hw_start_8169(struct net_device *dev)
 
        rtl_set_rx_tx_desc_registers(tp, ioaddr);
 
+       if ((tp->mac_version != RTL_GIGA_MAC_VER_01) &&
+           (tp->mac_version != RTL_GIGA_MAC_VER_02) &&
+           (tp->mac_version != RTL_GIGA_MAC_VER_03) &&
+           (tp->mac_version != RTL_GIGA_MAC_VER_04)) {
+               RTL_W8(ChipCmd, CmdTxEnb | CmdRxEnb);
+               rtl_set_rx_tx_config_registers(tp);
+       }
+
        RTL_W8(Cfg9346, Cfg9346_Lock);
 
        /* Initially a 10 us delay. Turned it into a PCI commit. - FR */
@@ -1955,8 +1967,6 @@ static void rtl_hw_start_8169(struct net_device *dev)
 
        /* Enable all known interrupts by setting the interrupt mask. */
        RTL_W16(IntrMask, tp->intr_event);
-
-       RTL_W8(ChipCmd, CmdTxEnb | CmdRxEnb);
 }
 
 static void rtl_hw_start_8168(struct net_device *dev)

diff --git a/drivers/scsi/megaraid.c b/drivers/scsi/megaraid.c
index 3907f6718ede11272e797bc7b6f7d7a1bfc34210..da56163c30a8f6404b02c16743595561a7b2a692 100644 (file)
--- a/drivers/scsi/megaraid.c
+++ b/drivers/scsi/megaraid.c
@@ -1753,6 +1753,14 @@ mega_build_sglist(adapter_t *adapter, scb_t *scb, u32 *buf, u32 *len)
 
        *len = 0;
 
+       if (scsi_sg_count(cmd) == 1 && !adapter->has_64bit_addr) {
+               sg = scsi_sglist(cmd);
+               scb->dma_h_bulkdata = sg_dma_address(sg);
+               *buf = (u32)scb->dma_h_bulkdata;
+               *len = sg_dma_len(sg);
+               return 0;
+       }
+
        scsi_for_each_sg(cmd, sg, sgcnt, idx) {
                if (adapter->has_64bit_addr) {
                        scb->sgl64[idx].address = sg_dma_address(sg);

diff --git a/include/asm-x86_64/processor.h b/include/asm-x86_64/processor.h
index 19525175b91c2a7793bf463c4e78eba925030d3c..31f579b828f232de4789f515b3aa5c1d633e46a1 100644 (file)
--- a/include/asm-x86_64/processor.h
+++ b/include/asm-x86_64/processor.h
@@ -371,7 +371,7 @@ static inline void sync_core(void)
 #define ARCH_HAS_PREFETCH
 static inline void prefetch(void *x) 
 { 
-       asm volatile("prefetcht0 %0" :: "m" (*(unsigned long *)x));
+       asm volatile("prefetcht0 (%0)" :: "r" (x));
 } 
 
 #define ARCH_HAS_PREFETCHW 1

diff --git a/mm/Kconfig b/mm/Kconfig
index e24d348083c34da69472bc22a9b7025d562a3ffe..a7609cbcb00d8ce3fb81f366d7c835af970452e7 100644 (file)
--- a/mm/Kconfig
+++ b/mm/Kconfig
@@ -137,6 +137,7 @@ config SPLIT_PTLOCK_CPUS
        int
        default "4096" if ARM && !CPU_CACHE_VIPT
        default "4096" if PARISC && !PA20
+       default "4096" if XEN
        default "4"
 
 #

diff --git a/mm/memory.c b/mm/memory.c
index ca8cac11bd2cf4930533f306a0209bbbea0e9c31..c0e7741a98de961f555e3971dad2e82ef5d8a87c 100644 (file)
--- a/mm/memory.c
+++ b/mm/memory.c
@@ -2307,13 +2307,14 @@ oom:
  * do not need to flush old virtual caches or the TLB.
  *
  * We enter with non-exclusive mmap_sem (to exclude vma changes,
- * but allow concurrent faults), and pte mapped but not yet locked.
+ * but allow concurrent faults), and pte neither mapped nor locked.
  * We return with mmap_sem still held, but pte unmapped and unlocked.
  */
 static int __do_fault(struct mm_struct *mm, struct vm_area_struct *vma,
-               unsigned long address, pte_t *page_table, pmd_t *pmd,
+               unsigned long address, pmd_t *pmd,
                pgoff_t pgoff, unsigned int flags, pte_t orig_pte)
 {
+       pte_t *page_table;
        spinlock_t *ptl;
        struct page *page;
        pte_t entry;
@@ -2327,7 +2328,6 @@ static int __do_fault(struct mm_struct *mm, struct vm_area_struct *vma,
        vmf.flags = flags;
        vmf.page = NULL;
 
-       pte_unmap(page_table);
        BUG_ON(vma->vm_flags & VM_PFNMAP);
 
        if (likely(vma->vm_ops->fault)) {
@@ -2468,8 +2468,8 @@ static int do_linear_fault(struct mm_struct *mm, struct vm_area_struct *vma,
                        - vma->vm_start) >> PAGE_CACHE_SHIFT) + vma->vm_pgoff;
        unsigned int flags = (write_access ? FAULT_FLAG_WRITE : 0);
 
-       return __do_fault(mm, vma, address, page_table, pmd, pgoff,
-                                                       flags, orig_pte);
+       pte_unmap(page_table);
+       return __do_fault(mm, vma, address, pmd, pgoff, flags, orig_pte);
 }
 
 
@@ -2552,9 +2552,7 @@ static int do_nonlinear_fault(struct mm_struct *mm, struct vm_area_struct *vma,
        }
 
        pgoff = pte_to_pgoff(orig_pte);
-
-       return __do_fault(mm, vma, address, page_table, pmd, pgoff,
-                                                       flags, orig_pte);
+       return __do_fault(mm, vma, address, pmd, pgoff, flags, orig_pte);
 }
 
 /*