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2008-10-20Merge branch 'linux-next' of ↵Linus Torvalds28-612/+776
git://git.kernel.org/pub/scm/linux/kernel/git/jbarnes/pci-2.6 * 'linux-next' of git://git.kernel.org/pub/scm/linux/kernel/git/jbarnes/pci-2.6: (41 commits) PCI: fix pci_ioremap_bar() on s390 PCI: fix AER capability check PCI: use pci_find_ext_capability everywhere PCI: remove #ifdef DEBUG around dev_dbg call PCI hotplug: fix get_##name return value problem PCI: document the pcie_aspm kernel parameter PCI: introduce an pci_ioremap(pdev, barnr) function powerpc/PCI: Add legacy PCI access via sysfs PCI: Add ability to mmap legacy_io on some platforms PCI: probing debug message uniformization PCI: support PCIe ARI capability PCI: centralize the capabilities code in probe.c PCI: centralize the capabilities code in pci-sysfs.c PCI: fix 64-vbit prefetchable memory resource BARs PCI: replace cfg space size (256/4096) by macros. PCI: use resource_size() everywhere. PCI: use same arg names in PCI_VDEVICE comment PCI hotplug: rpaphp: make debug var unique PCI: use %pF instead of print_fn_descriptor_symbol() in quirks.c PCI: fix hotplug get_##name return value problem ...
2008-10-20Merge branch 'genirq-v28-for-linus' of ↵Linus Torvalds3-77/+126
git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip This merges branches irq/genirq, irq/sparseirq-v4, timers/hpet-percpu and x86/uv. The sparseirq branch is just preliminary groundwork: no sparse IRQs are actually implemented by this tree anymore - just the new APIs are added while keeping the old way intact as well (the new APIs map 1:1 to irq_desc[]). The 'real' sparse IRQ support will then be a relatively small patch ontop of this - with a v2.6.29 merge target. * 'genirq-v28-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip: (178 commits) genirq: improve include files intr_remapping: fix typo io_apic: make irq_mis_count available on 64-bit too genirq: fix name space collisions of nr_irqs in arch/* genirq: fix name space collision of nr_irqs in autoprobe.c genirq: use iterators for irq_desc loops proc: fixup irq iterator genirq: add reverse iterator for irq_desc x86: move ack_bad_irq() to irq.c x86: unify show_interrupts() and proc helpers x86: cleanup show_interrupts genirq: cleanup the sparseirq modifications genirq: remove artifacts from sparseirq removal genirq: revert dynarray genirq: remove irq_to_desc_alloc genirq: remove sparse irq code genirq: use inline function for irq_to_desc genirq: consolidate nr_irqs and for_each_irq_desc() x86: remove sparse irq from Kconfig genirq: define nr_irqs for architectures with GENERIC_HARDIRQS=n ...
2008-10-20PCI: fix AER capability checkYu Zhao2-3/+2
The 'use pci_find_ext_capability everywhere' cleanup brought a new bug, which makes the AER stop working. Fix it by actually using find_ext_cap instead of just find_cap. Drop the unused config space size define while we're at it. Signed-off-by: Yu Zhao <yu.zhao@intel.com> Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>
2008-10-20PCI: use pci_find_ext_capability everywhereJesse Barnes3-58/+18
Remove some open coded (and buggy) versions of pci_find_ext_capability in favor of the real routine in the PCI core. Tested-by: Tomasz Czernecki <czernecki@gmail.com> Acked-by: Andrew Vasquez <andrew.vasquez@qlogic.com> Reviewed-by: Matthew Wilcox <willy@linux.intel.com> Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>
2008-10-20PCI: remove #ifdef DEBUG around dev_dbg callJesse Barnes1-2/+0
No longer needed since we don't use the function symbol stuff anymore. Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>
2008-10-20PCI hotplug: fix get_##name return value problemKenji Kaneshige1-1/+1
The commit 356a9d6f3dd283f83861adf1ac909879f0e66411 (PCI: fix hotplug get_##name return value problem) doesn't seem to be merged properly. Because of this, PCI hotplug no longer works (Read/Write PCI hotplug files always returns -ENODEV). This patch fixes wrong check of try_module_get() return value check in get_##name(). Signed-off-by: Kenji Kaneshige <kaneshige.kenji@jp.fujitsu.com> Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>
2008-10-20PCI: Add ability to mmap legacy_io on some platformsBenjamin Herrenschmidt3-71/+94
This adds the ability to mmap legacy IO space to the legacy_io files in sysfs on platforms that support it. This will allow to clean up X to use this instead of /dev/mem for legacy IO accesses such as those performed by Int10. While at it I moved pci_create/remove_legacy_files() to pci-sysfs.c where I think they belong, thus making more things statis in there and cleaned up some spurrious prototypes in the ia64 pci.h file Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org> Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>
2008-10-20PCI: probing debug message uniformizationVincent Legoll2-16/+15
This patch uniformizes PCI probing debug boot messages with dev_printk() intead of manual printk() It changes adress range output from [%llx, %llx] to [%#llx-%#llx], like in pci_request_region(). For example, it goes from the mixed-style: PCI: 0000:00:1b.0 reg 10 64bit mmio: [f4280000, f4283fff] pci 0000:00:1b.0: PME# supported from D0 D3hot D3cold to uniform: pci 0000:00:1b.0: reg 10 64bit mmio: [0xf4280000-0xf4283fff] pci 0000:00:1b.0: PME# supported from D0 D3hot D3cold This patch has been runtime tested, boot log messages diffed, everything looks OK. Acked-by: Bjorn Helgaas <bjorn.helgaas@hp.com> Signed-off-by: Vincent Legoll <vincent.legoll@gmail.com> Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>
2008-10-20PCI: support PCIe ARI capabilityYu Zhao3-0/+47
This patch adds support for PCI Express Alternative Routing-ID Interpretation (ARI) capability. The ARI capability extends the Function Number field of the PCI Express Endpoint by reusing the Device Number which is otherwise hardwired to 0. With ARI, an Endpoint can have up to 256 functions. Signed-off-by: Yu Zhao <yu.zhao@intel.com> Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>
2008-10-20PCI: centralize the capabilities code in probe.cZhao, Yu1-7/+20
This patch centralizes the initialization and release functions of various PCI capabilities in probe.c, which makes the introduction of new capability support functions cleaner in the future. Signed-off-by: Yu Zhao <yu.zhao@intel.com> Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>
2008-10-20PCI: centralize the capabilities code in pci-sysfs.cZhao, Yu1-55/+83
This patch centralizes functions used to add and remove sysfs entries for various capabilities. With this cleanup, the code is more readable and easier for adding new capability related functions. Signed-off-by: Yu Zhao <yu.zhao@intel.com> Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>
2008-10-20PCI: fix 64-vbit prefetchable memory resource BARsPeter Chubb1-1/+1
Since patch 6ac665c63dcac8fcec534a1d224ecbb8b867ad59 my infiniband controller hasn't worked. This is because it has 64-bit prefetchable memory, which was mistakenly being taken to be 32-bit memory. The resource flags in this case are PCI_BASE_ADDRESS_MEM_TYPE_64 | PCI_BASE_ADDRESS_MEM_PREFETCH. This patch checks only for the PCI_BASE_ADDRESS_MEM_TYPE_64 bit; thus whether the region is prefetchable or not is ignored. This fixes my Infiniband. Reviewed-by: Matthew Wilcox <matthew@wil.cx> Signed-off-by: Peter Chubb <peterc@gelato.unsw.edu.au> Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>
2008-10-20PCI: replace cfg space size (256/4096) by macros.Zhao, Yu4-12/+21
This is a cleanup that changes all PCI configuration space size representations to the macros (PCI_CFG_SPACE_SIZE and PCI_CFG_SPACE_EXP_SIZE). And the macros are also moved from drivers/pci/probe.c to drivers/pci/pci.h. Signed-off-by: Yu Zhao <yu.zhao@intel.com> Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>
2008-10-20PCI: use resource_size() everywhere.Zhao, Yu2-3/+3
This is a cleanup that replaces the resource calculation formula with resource_size(). Signed-off-by: Yu Zhao <yu.zhao@intel.com> Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>
2008-10-20PCI hotplug: rpaphp: make debug var uniqueKristen Carlson Accardi3-5/+5
Change debug variable name to one more unique to this driver. Signed-off-by: Kristen Carlson Accardi <kristen.c.accardi@intel.com> Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>
2008-10-20PCI: use %pF instead of print_fn_descriptor_symbol() in quirks.cYinghai Lu1-2/+1
Use %pF instead of print_fn_descriptor_symbol() in quirks.c to get the name of the hook we're calling. Signed-off-by: Yinghai Lu <yhlu.kernel@gmail.com> Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>
2008-10-20PCI: fix hotplug get_##name return value problemZhao, Yu1-7/+7
Currently, get_##name in pci_hotplug_core.c will return 0 if module unload wins the race between unload & reading the hotplug file. Fix that case to return -ENODEV like it should. Reviewed-by: Alex Chiang <achiang@hp.com> Reviewed-by: Matthew Wilcox <willy@linux.intel.com> Signed-off-by: Yu Zhao <yu.zhao@intel.com> Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>
2008-10-20PCI: fix sparse warning in pci_remove_behind_bridgeStephen Hemminger1-7/+3
Get rid of the second definition of dev which hides the earlier one in the argument list and causes a warning from sparse. Signed-off-by: Stephen Hemminger <shemminger@vyatta.com> Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>
2008-10-20PCI: fix -Wakpm warnings in pci_pm_init debug outputJesse Barnes1-2/+2
Checkpatch would have complained about this but neither Bjorn nor myself ran it prior to pushing. Fixup the issues Andrew pointed out. Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>
2008-10-20PCI: connect struct pci_dev to struct pci_slotAlex Chiang2-0/+15
The introduction of struct pci_slot (f46753c5e354b857b20ab8e0fe7b25) added a struct pci_slot pointer to struct pci_dev, but we forgot to associate the two. Connect the two structs together; the interesting portions of the object lifetimes are: - when a new pci_slot is created, connect it to the appropriate pci_dev's. A single pci_slot may be associated with multiple pci_dev's, e.g. any multi-function PCI device. - when a pci_slot is released, look for all the pci_dev's it was associated with, and set their pci_slot pointers to NULL - when a pci_dev is created, look for slots to associate with. Note -- when a pci_dev is released, we don't need to do any bookkeeping, since pci_slot's do not have pointers to pci_dev's. Signed-off-by: Alex Chiang <achiang@hp.com> Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>
2008-10-20PCI: make CPU list affinity visibleMike Travis3-0/+9
Stephen Hemminger wrote: > Looks like Mike created cpulistaffinty in sysfs but never completed > the job. This patch hooks things up correctly, taking care to remove the new file when the bus is destroyed. Signed-off-by: Stephen Hemminger <shemminger@vyatta.com> Signed-off-by: Mike Travis <travis@sgi.com> Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>
2008-10-20PCI: utilize calculated results when detecting MSI featuresJike Song1-6/+4
In msi_capability_init, we can make use of the calculated results instead of calling is_mask_bit_support and is_64bit_address twice. Signed-off-by: Jike Song <albcamus@gmail.com> Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>
2008-10-20PCI: pciehp: replace printk with dev_printkTaku Izumi5-186/+263
This patch replaces printks within pciehp module with dev_printks. Signed-off-by: Taku Izumi <izumi.taku@jp.fujitsu.com> Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>
2008-10-20PCI: pciehp: change name tag of "hpdriver_portdrv" variableTaku Izumi1-2/+1
I think an appropriate name tag of "hpdriver_portdrv" variable is "pciehp" rather than "hpdriver". Signed-off-by: Taku Izumi <izumi.taku@jp.fujitsu.com> Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>
2008-10-20PCI: pciehp: fix irq initializationKenji Kaneshige2-2/+4
Current pciehp driver gets irq number from pci_dev->irq. But because pciehp driver is a pci express port service driver, it should get irq number from pcie_device->irq. Signed-off-by: Kenji Kaneshige <kaneshige.kenji@jp.fujitsu.com> Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>
2008-10-20PCI: tidy PME support messagesBjorn Helgaas1-13/+13
This patch changes these two messages: pci 0000:00:03.0: supports D1 pci 0000:00:03.0: supports D2 to this: pci 0000:00:03.0: supports D1 D2 It also trivially converts a "dev_printk(KERN_INFO, ...)" to "dev_info(...)". Signed-off-by: Bjorn Helgaas <bjorn.helgaas@hp.com> Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>
2008-10-20PCI: ibmphp: list_for_each to list_for_each_entry-checkpatch cleanupsakpm@linux-foundation.org1-22/+22
Please run checkpatch prior to sending patches, this one fixes several style issues with the list_for_each conversion patch. Cc: Cordelia Sam <cordesam@gmail.com> Cc: Cordelia Sam <cordsam@linux.vnet.ibm.com> Cc: Kristen Carlson Accardi <kristen.c.accardi@intel.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>
2008-10-20PCI: ibmphp: list_for_each to list_for_each_entryakpm@linux-foundation.org1-69/+23
Make code more readable with list_for_each_entry(). Signed-off-by: Cordelia Sam <cordesam@gmail.com> Cc: Kristen Carlson Accardi <kristen.c.accardi@intel.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>
2008-10-20PCI: follow lspci device/vendor styleBjorn Helgaas2-2/+2
Use "[%04x:%04x]" for PCI vendor/device IDs to follow the format used by lspci(8). Signed-off-by: Bjorn Helgaas <bjorn.helgaas@hp.com> Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>
2008-10-20PCI PM: Introduce function pci_wake_from_d3Rafael J. Wysocki1-0/+22
Many device drivers use the following sequence of statements to enable the device to wake up the system while being in the D3_hot or D3_cold low power state: pci_enable_wake(pdev, PCI_D3hot, 1); pci_enable_wake(pdev, PCI_D3cold, 1); However, the second call is not necessary if the first one succeeds (the ordering of the statements above doesn't matter here) and it may even be harmful, because we are not supposed to enable PME# after the wake-up power has been enabled for the device. To allow drivers to overcome this problem, introduce function pci_wake_from_d3() that will enable the device to wake up the system from any of D3_hot and D3_cold as long as the wake-up from at least one of them is supported. Acked-by: Pavel Machek <pavel@suse.cz> Signed-off-by: Rafael J. Wysocki <rjw@sisk.pl> Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>
2008-10-20PCI: allow quirks to be compiled outThomas Petazzoni1-86/+90
This patch adds the CONFIG_PCI_QUIRKS option which allows to remove all the PCI quirks, which are not necessarily used on embedded systems when PCI is working properly. As this is a size-reduction option, it depends on CONFIG_EMBEDDED. It allows to save almost 12 kilobytes of kernel code: text data bss dec hex filename 1287806 123596 212992 1624394 18c94a vmlinux.old 1275854 123596 212992 1612442 189a9a vmlinux -11952 0 0 -11952 -2EB0 +/- This patch has originally been written by Zwane Mwaikambo <zwane@arm.linux.org.uk> and is part of the Linux Tiny project. Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com> Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>
2008-10-20PCI: Check dynids driver_data value for validityJean Delvare1-2/+16
Only accept dynids whose driver_data value matches one of the driver's pci_driver_id entries. This prevents the user from accidentally passing values the drivers do not expect. Cc: Milton Miller <miltonm@bga.com> Acked-by: Greg Kroah-Hartman <gregkh@suse.de> Signed-off-by: Jean Delvare <khali@linux-fr.org> Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>
2008-10-20PCI: remove dynids.use_driver_dataMilton Miller1-2/+1
The driver flag dynids.use_driver_data is almost consistently not set, and causes more problems than it solves. It was initially intended as a flag to indicate whether a driver's usage of driver_data had been carefully inspected and was ready for values from userspace. That audit was never done, so most drivers just get a 0 for driver_data when new IDs are added from userspace via sysfs. So remove the flag, allowing drivers to see the data directly (a followon patch validates the passed driver_data value against what the drivers expect). Acked-by: Greg Kroah-Hartman <gregkh@suse.de> Acked-by: Jean Delvare <khali@linux-fr.org> Signed-off-by: Milton Miller <miltonm@bga.com> Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>
2008-10-20pci: Use new %pR to print resource rangesBenjamin Herrenschmidt4-54/+32
This converts things in drivers/pci to use %pR to printout the content of a struct resource instead of hand-casted %llx or other variants. Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2008-10-20Merge git://git.infradead.org/mtd-2.6Linus Torvalds1-2/+4
* git://git.infradead.org/mtd-2.6: (69 commits) Revert "[MTD] m25p80.c code cleanup" [MTD] [NAND] GPIO driver depends on ARM... for now. [MTD] [NAND] sh_flctl: fix compile error [MTD] [NOR] AT49BV6416 has swapped erase regions [MTD] [NAND] GPIO NAND flash driver [MTD] cmdlineparts documentation change - explain where mtd-id comes from [MTD] cfi_cmdset_0002.c: Add Macronix CFI V1.0 TopBottom detection [MTD] [NAND] Fix compilation warnings in drivers/mtd/nand/cs553x_nand.c [JFFS2] Write buffer offset adjustment for NOR-ECC (Sibley) flash [MTD] mtdoops: Fix a bug where block may not be erased [MTD] mtdoops: Add a magic number to logged kernel oops [MTD] mtdoops: Fix an off by one error [JFFS2] Correct parameter names of jffs2_compress() in comments [MTD] [NAND] sh_flctl: add support for Renesas SuperH FLCTL [MTD] [NAND] Bug on atmel_nand HW ECC : OOB info not correctly written [MTD] [MAPS] Remove unused variable after ROM API cleanup. [MTD] m25p80.c extended jedec support (v2) [MTD] remove unused mtd parameter in of_mtd_parse_partitions() [MTD] [NAND] remove dead Kconfig associated with !CONFIG_PPC_MERGE [MTD] [NAND] driver extension to support NAND on TQM85xx modules ...
2008-10-20intel-iommu: typo fix and correct word in the commentAmeya Palande1-2/+2
Fix for a typo and and replacing incorrect word in the comment. Signed-off-by: Ameya Palande <2ameya@gmail.com> Cc: "Ashok Raj" <ashok.raj@intel.com> Cc: "Shaohua Li" <shaohua.li@intel.com> Cc: "Anil S Keshavamurthy" <anil.s.keshavamurthy@intel.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2008-10-16{pci,pnp} quirks.c: don't use deprecated print_fn_descriptor_symbol()Linus Torvalds1-2/+1
I dunno how this missed Bjorn and his quest to use %pF in commit c80cfb0406c01bb5da91bfe30f5cb1fd96831138 ("vsprintf: use new vsprintf symbolic function pointer format"), but it did. So use %pF in the two remaining places that still tried to print out function pointers by hand. Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2008-10-16Merge branch 'kvm-updates/2.6.28' of ↵Linus Torvalds8-525/+117
git://git.kernel.org/pub/scm/linux/kernel/git/avi/kvm * 'kvm-updates/2.6.28' of git://git.kernel.org/pub/scm/linux/kernel/git/avi/kvm: (134 commits) KVM: ia64: Add intel iommu support for guests. KVM: ia64: add directed mmio range support for kvm guests KVM: ia64: Make pmt table be able to hold physical mmio entries. KVM: Move irqchip_in_kernel() from ioapic.h to irq.h KVM: Separate irq ack notification out of arch/x86/kvm/irq.c KVM: Change is_mmio_pfn to kvm_is_mmio_pfn, and make it common for all archs KVM: Move device assignment logic to common code KVM: Device Assignment: Move vtd.c from arch/x86/kvm/ to virt/kvm/ KVM: VMX: enable invlpg exiting if EPT is disabled KVM: x86: Silence various LAPIC-related host kernel messages KVM: Device Assignment: Map mmio pages into VT-d page table KVM: PIC: enhance IPI avoidance KVM: MMU: add "oos_shadow" parameter to disable oos KVM: MMU: speed up mmu_unsync_walk KVM: MMU: out of sync shadow core KVM: MMU: mmu_convert_notrap helper KVM: MMU: awareness of new kvm_mmu_zap_page behaviour KVM: MMU: mmu_parent_walk KVM: x86: trap invlpg KVM: MMU: sync roots on mmu reload ...
2008-10-16Merge branch 'core-v28-for-linus' of ↵Linus Torvalds2-6/+5
git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip * 'core-v28-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip: do_generic_file_read: s/EINTR/EIO/ if lock_page_killable() fails softirq, warning fix: correct a format to avoid a warning softirqs, debug: preemption check x86, pci-hotplug, calgary / rio: fix EBDA ioremap() IO resources, x86: ioremap sanity check to catch mapping requests exceeding, fix IO resources, x86: ioremap sanity check to catch mapping requests exceeding the BAR sizes softlockup: Documentation/sysctl/kernel.txt: fix softlockup_thresh description dmi scan: warn about too early calls to dmi_check_system() generic: redefine resource_size_t as phys_addr_t generic: make PFN_PHYS explicitly return phys_addr_t generic: add phys_addr_t for holding physical addresses softirq: allocate less vectors IO resources: fix/remove printk printk: robustify printk, update comment printk: robustify printk, fix #2 printk: robustify printk, fix printk: robustify printk Fixed up conflicts in: arch/powerpc/include/asm/types.h arch/powerpc/platforms/Kconfig.cputype manually.
2008-10-16Driver core: add bus_sort_breadthfirst() functionGreg Kroah-Hartman1-45/+5
The PCI core wants to reorder the devices in the bus list. So move this functionality out of the pci core and into the driver core so that anyone else can also do this if needed. This also lets us change how struct device is attached to drivers in the future without messing with the PCI core. Acked-by: Jesse Barnes <jbarnes@virtuousgeek.org> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
2008-10-16intr_remapping: fix typoIngo Molnar1-1/+1
Signed-off-by: Ingo Molnar <mingo@elte.hu>
2008-10-16genirq: revert dynarrayThomas Gleixner1-9/+2
Revert the dynarray changes. They need more thought and polishing. Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
2008-10-16genirq: remove sparse irq codeThomas Gleixner2-93/+1
This code is not ready, but we need to rip it out instead of rebasing as we would lose the APIC/IO_APIC unification otherwise. Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
2008-10-16irq: error missed ifndef CONFIG_HAVE_SPARSE_IRQ, v2Yinghai Lu1-1/+1
need to change irq to int too Signed-off-by: Ingo Molnar <mingo@elte.hu>
2008-10-16irq: error missed ifndef CONFIG_HAVE_SPARSE_IRQDean Nelson1-1/+1
An error return from create_irq_nr() is 0, but an error return from create_irq() is -1. Signed-off-by: Dean Nelson <dcn@sgi.com> Cc: Yinghai Lu <yhlu.kernel@gmail.com> Signed-off-by: Ingo Molnar <mingo@elte.hu>
2008-10-16dmar: fix dmar_parse_dev() devices_cnt error condition checkSuresh Siddha1-1/+1
It is possible that, instead of PCI endpoint/sub-hierarchy structures, only IO-APIC/HPET devices may be reported under device scope structures. Fix the devices_cnt error check, which cares about only PCI structures and removes the dma-remapping unit structure (dmaru) when the devices_cnt is zero and include_all flag is not set. Signed-off-by: Suresh Siddha <suresh.b.siddha@intel.com> Acked-by: Yinghai Lu <yhlu.kernel@gmail.com> Signed-off-by: Ingo Molnar <mingo@elte.hu>
2008-10-16dmar: use list_for_each_entry_safe() in dmar_dev_scope_init()Suresh Siddha1-4/+4
In dmar_dev_scope_init(), functions called under for_each_drhd_unit()/ for_each_rmrr_units() can delete the list entry under some error conditions. So we should use list_for_each_entry_safe() for safe traversal. Signed-off-by: Suresh Siddha <suresh.b.siddha@intel.com> Acked-by: Yinghai Lu <yhlu.kernel@gmail.com> Signed-off-by: Ingo Molnar <mingo@elte.hu>
2008-10-16dmar: initialize the return value in dmar_parse_dev()Yinghai Lu1-1/+1
initialize the return value in dmar_parse_dev() Signed-off-by: Yinghai Lu <yhlu.kernel@gmail.com> Signed-off-by: Suresh Siddha <suresh.b.siddha@intel.com> Signed-off-by: Ingo Molnar <mingo@elte.hu>
2008-10-16dmar: fix using early fixmap mapping for DMAR table parsingYinghai Lu1-21/+28
Very early detection of the DMAR tables will setup fixmap mapping. For parsing these tables later (while enabling dma and/or interrupt remapping), early fixmap mapping shouldn't be used. Fix it by calling table detection routines again, which will call generic apci_get_table() for setting up the correct mapping. Signed-off-by: Yinghai Lu <yhlu.kernel@gmail.com> Signed-off-by: Suresh Siddha <suresh.b.siddha@intel.com> Signed-off-by: Ingo Molnar <mingo@elte.hu>
2008-10-16sparseirq: fix intr-remap with dyn_array/nr_irqs changes]Suresh Siddha1-8/+6
In irq_2_iommu_alloc() and set_irte_irq(), irq_to_desc or irq_2_iommu pointers may not be allocated. So use the routines which will allocate them if they are not already allocated. Signed-off-by: Suresh Siddha <suresh.b.siddha@intel.com> Signed-off-by: Ingo Molnar <mingo@elte.hu>