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author | Konrad Rzeszutek Wilk <konrad.wilk@oracle.com> | 2012-01-27 17:14:02 +0100 |
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committer | Konrad Rzeszutek Wilk <konrad.wilk@oracle.com> | 2012-01-27 17:14:02 +0100 |
commit | 6c02b7b1610f873888af20f291c07730889ff0f9 (patch) | |
tree | 1b33e6642cc81605b8d37c0bda0abff0ba64fa2d /arch/xtensa/kernel | |
parent | x86: xen: size struct xen_spinlock to always fit in arch_spinlock_t (diff) | |
parent | Linux 3.3-rc1 (diff) | |
download | linux-6c02b7b1610f873888af20f291c07730889ff0f9.tar.xz linux-6c02b7b1610f873888af20f291c07730889ff0f9.zip |
Merge commit 'v3.3-rc1' into stable/for-linus-fixes-3.3
* commit 'v3.3-rc1': (9775 commits)
Linux 3.3-rc1
x86, syscall: Need __ARCH_WANT_SYS_IPC for 32 bits
qnx4: don't leak ->BitMap on late failure exits
qnx4: reduce the insane nesting in qnx4_checkroot()
qnx4: di_fname is an array, for crying out loud...
KEYS: Permit key_serial() to be called with a const key pointer
keys: fix user_defined key sparse messages
ima: fix cred sparse warning
uml: fix compile for x86-64
MPILIB: Add a missing ENOMEM check
tpm: fix (ACPI S3) suspend regression
nvme: fix merge error due to change of 'make_request_fn' fn type
xen: using EXPORT_SYMBOL requires including export.h
gpio: tps65910: Use correct offset for gpio initialization
acpi/apei/einj: Add extensions to EINJ from rev 5.0 of acpi spec
intel_idle: Split up and provide per CPU initialization func
ACPI processor: Remove unneeded variable passed by acpi_processor_hotadd_init V2
tg3: Fix single-vector MSI-X code
openvswitch: Fix multipart datapath dumps.
ipv6: fix per device IP snmp counters
...
Diffstat (limited to 'arch/xtensa/kernel')
-rw-r--r-- | arch/xtensa/kernel/pci.c | 90 | ||||
-rw-r--r-- | arch/xtensa/kernel/ptrace.c | 3 | ||||
-rw-r--r-- | arch/xtensa/kernel/time.c | 13 |
3 files changed, 49 insertions, 57 deletions
diff --git a/arch/xtensa/kernel/pci.c b/arch/xtensa/kernel/pci.c index cd1026931203..61045c192e88 100644 --- a/arch/xtensa/kernel/pci.c +++ b/arch/xtensa/kernel/pci.c @@ -134,9 +134,46 @@ struct pci_controller * __init pcibios_alloc_controller(void) return pci_ctrl; } +static void __init pci_controller_apertures(struct pci_controller *pci_ctrl, + struct list_head *resources) +{ + struct resource *res; + unsigned long io_offset; + int i; + + io_offset = (unsigned long)pci_ctrl->io_space.base; + res = &pci_ctrl->io_resource; + if (!res->flags) { + if (io_offset) + printk (KERN_ERR "I/O resource not set for host" + " bridge %d\n", pci_ctrl->index); + res->start = 0; + res->end = IO_SPACE_LIMIT; + res->flags = IORESOURCE_IO; + } + res->start += io_offset; + res->end += io_offset; + pci_add_resource(resources, res); + + for (i = 0; i < 3; i++) { + res = &pci_ctrl->mem_resources[i]; + if (!res->flags) { + if (i > 0) + continue; + printk(KERN_ERR "Memory resource not set for " + "host bridge %d\n", pci_ctrl->index); + res->start = 0; + res->end = ~0U; + res->flags = IORESOURCE_MEM; + } + pci_add_resource(resources, res); + } +} + static int __init pcibios_init(void) { struct pci_controller *pci_ctrl; + struct list_head resources; struct pci_bus *bus; int next_busno = 0, i; @@ -145,19 +182,10 @@ static int __init pcibios_init(void) /* Scan all of the recorded PCI controllers. */ for (pci_ctrl = pci_ctrl_head; pci_ctrl; pci_ctrl = pci_ctrl->next) { pci_ctrl->last_busno = 0xff; - bus = pci_scan_bus(pci_ctrl->first_busno, pci_ctrl->ops, - pci_ctrl); - if (pci_ctrl->io_resource.flags) { - unsigned long offs; - - offs = (unsigned long)pci_ctrl->io_space.base; - pci_ctrl->io_resource.start += offs; - pci_ctrl->io_resource.end += offs; - bus->resource[0] = &pci_ctrl->io_resource; - } - for (i = 0; i < 3; ++i) - if (pci_ctrl->mem_resources[i].flags) - bus->resource[i+1] =&pci_ctrl->mem_resources[i]; + INIT_LIST_HEAD(&resources); + pci_controller_apertures(pci_ctrl, &resources); + bus = pci_scan_root_bus(NULL, pci_ctrl->first_busno, + pci_ctrl->ops, pci_ctrl, &resources); pci_ctrl->bus = bus; pci_ctrl->last_busno = bus->subordinate; if (next_busno <= pci_ctrl->last_busno) @@ -178,36 +206,7 @@ void __init pcibios_fixup_bus(struct pci_bus *bus) int i; io_offset = (unsigned long)pci_ctrl->io_space.base; - if (bus->parent == NULL) { - /* this is a host bridge - fill in its resources */ - pci_ctrl->bus = bus; - - bus->resource[0] = res = &pci_ctrl->io_resource; - if (!res->flags) { - if (io_offset) - printk (KERN_ERR "I/O resource not set for host" - " bridge %d\n", pci_ctrl->index); - res->start = 0; - res->end = IO_SPACE_LIMIT; - res->flags = IORESOURCE_IO; - } - res->start += io_offset; - res->end += io_offset; - - for (i = 0; i < 3; i++) { - res = &pci_ctrl->mem_resources[i]; - if (!res->flags) { - if (i > 0) - continue; - printk(KERN_ERR "Memory resource not set for " - "host bridge %d\n", pci_ctrl->index); - res->start = 0; - res->end = ~0U; - res->flags = IORESOURCE_MEM; - } - bus->resource[i+1] = res; - } - } else { + if (bus->parent) { /* This is a subordinate bridge */ pci_read_bridge_bases(bus); @@ -227,6 +226,11 @@ char __init *pcibios_setup(char *str) return str; } +void pcibios_set_master(struct pci_dev *dev) +{ + /* No special bus mastering setup handling */ +} + /* the next one is stolen from the alpha port... */ void __init diff --git a/arch/xtensa/kernel/ptrace.c b/arch/xtensa/kernel/ptrace.c index a0d042aa2967..2dff698ab02e 100644 --- a/arch/xtensa/kernel/ptrace.c +++ b/arch/xtensa/kernel/ptrace.c @@ -334,8 +334,7 @@ void do_syscall_trace_enter(struct pt_regs *regs) do_syscall_trace(); #if 0 - if (unlikely(current->audit_context)) - audit_syscall_entry(current, AUDIT_ARCH_XTENSA..); + audit_syscall_entry(current, AUDIT_ARCH_XTENSA..); #endif } diff --git a/arch/xtensa/kernel/time.c b/arch/xtensa/kernel/time.c index f3e5eb43f71c..ac62f9cf1e10 100644 --- a/arch/xtensa/kernel/time.c +++ b/arch/xtensa/kernel/time.c @@ -41,14 +41,6 @@ static struct clocksource ccount_clocksource = { .rating = 200, .read = ccount_read, .mask = CLOCKSOURCE_MASK(32), - /* - * With a shift of 22 the lower limit of the cpu clock is - * 1MHz, where NSEC_PER_CCOUNT is 1000 or a bit less than - * 2^10: Since we have 32 bits and the multiplicator can - * already take up as much as 10 bits, this leaves us with - * remaining upper 22 bits. - */ - .shift = 22, }; static irqreturn_t timer_interrupt(int irq, void *dev_id); @@ -66,10 +58,7 @@ void __init time_init(void) printk("%d.%02d MHz\n", (int)ccount_per_jiffy/(1000000/HZ), (int)(ccount_per_jiffy/(10000/HZ))%100); #endif - ccount_clocksource.mult = - clocksource_hz2mult(CCOUNT_PER_JIFFY * HZ, - ccount_clocksource.shift); - clocksource_register(&ccount_clocksource); + clocksource_register_hz(&ccount_clocksource, CCOUNT_PER_JIFFY * HZ); /* Initialize the linux timer interrupt. */ |