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author | Linus Torvalds <torvalds@woody.linux-foundation.org> | 2007-10-05 15:08:08 (GMT) |
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committer | Linus Torvalds <torvalds@woody.linux-foundation.org> | 2007-10-05 15:08:08 (GMT) |
commit | af299901efac5ede381e01448a31a560a4eca853 (patch) | |
tree | 529da49b494996ad45930b7ff513612ed8847e8d /arch | |
parent | 4ecbca8554d0f643351ee07d3284138a5e85ba81 (diff) | |
parent | b2b27757b6f0e88e30f10c431c763523dd7858ca (diff) | |
download | linux-af299901efac5ede381e01448a31a560a4eca853.tar.xz |
Merge branch 'master' of master.kernel.org:/pub/scm/linux/kernel/git/davem/sparc-2.6
* 'master' of master.kernel.org:/pub/scm/linux/kernel/git/davem/sparc-2.6:
[SPARC64]: Fix 'niu' complex IRQ probing.
[SPARC64]: check fork_idle() error
[SPARC64]: Temporary workaround for PCI-E slot on T1000.
[SPARC64]: VIO device addition log message level is too high.
[SPARC64]: Fix domain-services port probing.
[SPARC64]: Don't use in/local regs for ldx/stx data in N1 memcpy.
Diffstat (limited to 'arch')
-rw-r--r-- | arch/sparc64/kernel/pci_common.c | 4 | ||||
-rw-r--r-- | arch/sparc64/kernel/prom.c | 3 | ||||
-rw-r--r-- | arch/sparc64/kernel/smp.c | 2 | ||||
-rw-r--r-- | arch/sparc64/kernel/vio.c | 29 | ||||
-rw-r--r-- | arch/sparc64/lib/NGmemcpy.S | 8 |
5 files changed, 37 insertions, 9 deletions
diff --git a/arch/sparc64/kernel/pci_common.c b/arch/sparc64/kernel/pci_common.c index 2f61c4b..c76bfbb 100644 --- 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 0614dff..a246e96 100644 --- 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 b84c49e..c73b7a4 100644 --- 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 1550ac5..0c1ee61 100644 --- 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 605cb3f..96a14ca 100644 --- 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 |