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path: root/drivers/pci
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2007-02-07pciehp: remove unused pcie_cap_baseKenji Kaneshige
This patch removes unused pcie_cap_base variable. Signed-off-by: Kenji Kaneshige <kaneshige.kenji@jp.fujitsu.com> Signed-off-by: Kristen Carlson Accardi <kristen.c.accardi@intel.com> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
2007-02-07pciehp: cleanup pciehp.hKenji Kaneshige
This patch cleans up pciehp.h. This has no functional change. Signed-off-by: Kenji Kaneshige <kaneshige.kenji@jp.fujitsu.com> Signed-off-by: Kristen Carlson Accardi <kristen.c.accardi@intel.com> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
2007-02-07pciehp: cleanup register accessKenji Kaneshige
This patch cleans up register access functions. This has no functional change. Signed-off-by: Kenji Kaneshige <kaneshige.kenji@jp.fujitsu.com> Signed-off-by: Kristen Carlson Accardi <kristen.c.accardi@intel.com> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
2007-02-07pciehp: remove unused pci_bus from struct controllerKenji Kaneshige
This patch removes unused pci_bus member from struct controller. Signed-off-by: Kenji Kaneshige <kaneshige.kenji@jp.fujitsu.com> Signed-off-by: Kristen Carlson Accardi <kristen.c.accardi@intel.com> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
2007-02-07pciehp: remove unnecessary php_ctlrKenji Kaneshige
The struct php_ctlr seems to be only for complicating codes. This patch removes struct php_ctlr and related codes. Signed-off-by: Kenji Kaneshige <kaneshige.kenji@jp.fujitsu.com> Signed-off-by: Kristen Carlson Accardi <kristen.c.accardi@intel.com> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
2007-02-07pciehp: cleanup slot listKenji Kaneshige
This patch cleans up slot list handling (use list_head). This has no functional change. Signed-off-by: Kenji Kaneshige <kaneshige.kenji@jp.fujitsu.com> Signed-off-by: Kristen Carlson Accardi <kristen.c.accardi@intel.com> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
2007-02-07pciehp: cleanup init_slot()Kenji Kaneshige
This patch cleans up init_slots() in pciehp_core.c based on pcihp_skeleton.c. This has no functional change. Signed-off-by: Kenji Kaneshige <kaneshige.kenji@jp.fujitsu.com> Signed-off-by: Kristen Carlson Accardi <kristen.c.accardi@intel.com> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
2007-02-07PCI: remove pci_find_device_reverse()Adrian Bunk
This patch removes the no longer used pci_find_device_reverse(). Signed-off-by: Adrian Bunk <bunk@stusta.de> Acked-by: Alan Cox <alan@redhat.com> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
2007-02-07PCI: quirks.c: cleanupAdrian Bunk
This patch contains the following cleanups: - move all EXPORT_SYMBOL's directly below the code they are exporting - move all DECLARE_PCI_FIXUP_*'s directly below the functions they are calling Signed-off-by: Adrian Bunk <bunk@stusta.de> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
2007-02-07PCI : Add selected_regions funcsHidetoshi Seto
This patch adds the following changes into generic PCI code especially for PCI legacy I/O port free drivers. - Added new pci_request_selected_regions() and pci_release_selected_regions() for PCI legacy I/O port free drivers in order to request/release only the selected regions. - Added helper routine pci_select_bars() which makes proper mask of BARs from the specified resource type. This would be very helpful for users of pci_enable_device_bars(). Signed-off-by: Kenji Kaneshige <kaneshige.kenji@jp.fujitsu.com> Signed-off-by: Hidetoshi Seto <seto.hidetoshi@jp.fujitsu.com> Cc: Inaky Perez-Gonzalez <inaky@linux.intel.com> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
2007-02-07PCI : add extremely specialized __pci_reenable_device for default resumeHidetoshi Seto
Original patch was posted as "PCI : Move pci_fixup_device and is_enabled". This 3 of 3 patches does: - add __pci_reenable_device (recover former change of 1st patch) Signed-off-by: Kenji Kaneshige <kaneshige.kenji@jp.fujitsu.com> Signed-off-by: Hidetoshi Seto <seto.hidetoshi@jp.fujitsu.com> Cc: Inaky Perez-Gonzalez <inaky@linux.intel.com> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
2007-02-07PCI : Move pci_fixup_device and is_enabled (originally intended change)Hidetoshi Seto
Original patch was posted as "PCI : Move pci_fixup_device and is_enabled". This 2 of 3 patches does: - Move pci_fixup_device and enable_cnt (originally intended change) - relocate pci_fixup_device (recover latter change of 1st patch) Signed-off-by: Kenji Kaneshige <kaneshige.kenji@jp.fujitsu.com> Signed-off-by: Hidetoshi Seto <seto.hidetoshi@jp.fujitsu.com> Cc: Inaky Perez-Gonzalez <inaky@linux.intel.com> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
2007-02-07PCI : remove too specialized __pci_enable_device for default resumeHidetoshi Seto
Original patch was posted as "PCI : Move pci_fixup_device and is_enabled". This 1 of 3 patches does: - reverts small part of Inaky's patch (remove __pci_enable_device) This change will be recovered by 3rd patch. - temporarily remove pci_fixup_device. This change will be recovered by 2nd patch. Signed-off-by: Kenji Kaneshige <kaneshige.kenji@jp.fujitsu.com> Signed-off-by: Hidetoshi Seto <seto.hidetoshi@jp.fujitsu.com> Cc: Inaky Perez-Gonzalez <inaky@linux.intel.com> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
2007-02-07PCI: check szhi when sz is 0 when 64 bit iomem bigger than 4GYinghai Lu
For pci mem resource that size is bigger than 4G, the sz returned by pc_size will be 0. So that resource is skipped, and register contained hi address will be treated as another 32bit resource. We need to use sz64 and pci_sz64 for 64 bit resource for clear logical. Typical usages for this: Opteron system with co-processor and the co-processor could take more than 4G RAM as pre-fetchable mem resource. Signed-off-by: Yinghai Lu <yinghai.lu@amd.com> Cc: Andi Kleen <ak@suse.de> Cc: Andrew Morton <akpm@osdl.org> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
2007-02-07PCI: add the sysfs driver name to all modulesGreg Kroah-Hartman
This adds the module name to all PCI drivers, if they are built into the kernel or not. It will show up in /sys/modules/MODULE_NAME/drivers/ It also fixes up the IDE core, which was calling __pci_register_driver() directly. Cc: Kay Sievers <kay.sievers@suse.de> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
2007-02-07ide: add Toshiba TC86C001 IDE driver (take 2)Sergei Shtylyov
This is the driver for the Toshiba TC86C001 GOKU-S PCI IDE controller, completely reworked from the original brain-damaged Toshiba's 2.4 version. This single channel UltraDMA/66 controller is very simple in programming, yet Toshiba managed to plant many interesting bugs in it. The particularly nasty "limitation 5" (as they call the errata) caused me to abuse the IDE core in a possibly most interesting way so far. However, this is still better than the #ifdef mess in drivers/ide/ide-io.c that the original version included (well, it had much more mess)... Signed-off-by: Sergei Shtylyov <sshtylyov@ru.mvista.com> Acked-by: Alan Cox <alan@redhat.com> Cc: Greg KH <greg@kroah.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
2007-02-02Altix: Add ACPI SSDT PCI device support (hotplug)John Keller
Support for dynamic loading and unloading of ACPI SSDT tables upon slot hotplugs and unplugs. On SN platforms, we now represent every populated root bus slot with a single ACPI SSDT table containing info for every device and PPB attached to the slot. These SSDTs are generated by the prom at initial boot and hotplug time. The info in these SSDT tables is used by the SN kernel IO "fixup" code (which is called at boot and hotplug time). On hotplugs (i.e. enable_slot()), if running with an ACPI capable prom, attempt to obtain a new ACPI SSDT table for the slot being hotplugged. If successful, add the table to the ACPI namespace (acpi_load_table()) and then walk the new devices and add them to the ACPI infrastructure (acpi_bus_add()). On hot unplugs (i.e. disable_slot()), if running with an ACPI capable prom, attempt to remove the SSDT table associated with the slot from the ACPI namespace (acpi_unload_table_id()) and infastructure (acpi_bus_trim()). From: John Keller <jpk@sgi.com> A bug was fixed where the sgi hotplug driver was removing the slot's SSDT table from the ACPI namespace a bit too early in disable_slot(). Also, we now call acpi_bus_start() subsequent to acpi_bus_add(). Signed-off-by: Aaron Young <ayoung@sgi.com> Cc: Greg KH <greg@kroah.com> Cc: "Luck, Tony" <tony.luck@intel.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Len Brown<len.brown@intel.com>
2007-02-02ACPICA: Remove duplicate table definitions (non-conflicting), contAlexey Starikovskiy
Signed-off-by: Len Brown <len.brown@intel.com>
2007-02-02ahci/pata_jmicron: fix JMicron quirkTejun Heo
For all JMicrons except for 361 and 368, AHCI mode enable bits in the Control(1) should be set. This used to be done in both ahci and pata_jmicron but while moving programming to PCI quirk, it was removed from ahci part while still left in pata_jmicron. The implemented JMicron PCI quirk was incorrect in that it didn't program AHCI mode enable bits. If pata_jmicron is loaded first and programs those bits, the ahci ports work; otherwise, ahci device detection fails miserably. This patch makes JMicron PCI quirk clear SATA IDE mode bits and set AHCI mode bits and remove the respective part from pata_jmicron. Tested on JMB361, 363 and 368. Signed-off-by: Tejun Heo <htejun@gmail.com> Signed-off-by: Jeff Garzik <jeff@garzik.org>
2007-02-01[PATCH] pci: remove warning messagesAndrew Morton
Remove these recently-added warnings. They don't tell us anythng very interesting and Kumar says "On an embedded PPC reference system I see this message 6 times when I've got no cards in the PCI slots." Acked-by: Kumar Gala <galak@kernel.crashing.org> Acked-by: Greg KH <greg@kroah.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2007-02-01[PATCH] via quirk updateJean Delvare
Add special handling for the VT82C686. Signed-off-by: Jean Delvare <jdelvare@suse.de> Cc: Alan Cox <alan@lxorguk.ukuu.org.uk> Cc: Nick Piggin <nickpiggin@yahoo.com.au> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2007-01-30[PATCH] Fix VIA quirksJean Delvare
Fix VIA quirks that were recently broken by Alan Cox in the upstream kernel (commit 1597cacbe39802d86656d1f2e6329895bd2ef531). My understanding is that pci_find_present() doesn't work yet at the time the quirks are run. So I used a two-step quirk as is done for some other quirks already. First we detect the VIA south bridges and set the right low and high device limits, then we are ready to actually run the quirks on the affected devices. Signed-off-by: Jean Delvare <jdelvare@suse.de> Acked-by: Alan Cox <alan@lxorguk.ukuu.org.uk> Acked-by: Nick Piggin <nickpiggin@yahoo.com.au> Cc: Greg KH <greg@kroah.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2007-01-22PCI: fix pci-driver kernel-docRandy Dunlap
Function short description should be on only one line. Signed-off-by: Randy Dunlap <randy.dunlap@oracle.com> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
2007-01-22PCI: Unhide the SMBus on the Asus P4P800-XJean Delvare
Unhide the SMBus on the Asus P4P800-X (and probably some other models of the family.) This gives access to the memory module SPD EEPROMs. Thanks to Winbond for supporting the lm-sensors project with the donation of this motherboard. Signed-off-by: Jean Delvare <khali@linux-fr.org> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
2007-01-11[PATCH] increment pos before looking for the next cap in __pci_find_next_ht_capBrice Goglin
While testing 2.6.20-rc3 on a machine with some CK804 chipsets, we noticed that quirk_nvidia_ck804_msi_ht_cap() was not detecting HT MSI capabilities anymore. It is actually caused by the MSI mapping on the root chipset being the 2nd HT capability in the chain. pci_find_ht_capability() does not seem to find anything but the first HT cap correctly, because it forgets to increment the position before looking for the next cap. The following patch seems to fix it. At least, this proves that having a ttl is good idea since the machine would have been stucked in an infinite loop if we didn't have a ttl :) We have to pass pos + PCI_CAP_LIST_NEXT to __pci_find_next_cap_ttl to get the next HT cap instead of the same one again. Signed-off-by: Brice Goglin <brice@myri.com> Signed-off-by: Andrew J. Gallatin <gallatin@myri.com> Cc: Greg KH <greg@kroah.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
2007-01-11[PATCH] x86-64: pci quirks MODPOST warning fixVivek Goyal
o MODPOST generates warnings for i386 if kernel is compiled with CONFIG_RELOCATABLE=y WARNING: vmlinux - Section mismatch: reference to .init.data: from .text between 'asus_hides_smbus_lpc_ich6' (at offset 0xc0217d58) and 'quirk_cardbus_legacy' WARNING: vmlinux - Section mismatch: reference to .init.data: from .text between 'asus_hides_smbus_lpc' (at offset 0xc0217fd9) and 'pci_match_id' o Two quirk functions which are non __init, are accessing data which is of type __init. Signed-off-by: Vivek Goyal <vgoyal@in.ibm.com> Signed-off-by: Andi Kleen <ak@suse.de>
2007-01-09[PATCH] i2c/pci: fix sis96x smbus quirk once and for allMark M. Hoffman
The sis96x SMBus PCI device depends on two different quirks to run in a specific order. Apart from being fragile, this was found to actually break on (at least) recent FC4, FC5, and FC6 kernels. This patch fixes the quirks so that they work without relying on the compiler and/or linker to put them in any specific order. http://lists.lm-sensors.org/pipermail/lm-sensors/2006-April/015962.html https://bugzilla.redhat.com/bugzilla/show_bug.cgi?id=189719 I tested this patch. Signed-off-by: Mark M. Hoffman <mhoffman@lightlink.com> Cc: Andrew Morton <akpm@osdl.org> Cc: Adrian Bunk <bunk@stusta.de> Cc: Greg K-H <greg@kroah.com> Cc: Jean Delvare <khali@linux-fr.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
2007-01-06Merge master.kernel.org:/pub/scm/linux/kernel/git/gregkh/pci-2.6Linus Torvalds
* master.kernel.org:/pub/scm/linux/kernel/git/gregkh/pci-2.6: [PATCH] PCI: disable PCI_MULTITHREAD_PROBE
2007-01-05[PATCH] PCI: prevent down_read when pci_devices is emptyArd van Breemen
The pci_find_subsys gets called very early by obsolete ide setup parameters. This is a bogus call since pci is not initialized yet, so the list is empty. But in the mean time, interrupts get enabled by down_read. This can result in a kernel panic when the irq controller gets initialized. This patch checks if the device list is empty before taking the semaphore, and hence will not enable irq's. Furthermore it will inform that it is called while pci_devices is empty as a reminder that the ide code needs to be fixed. The pci_get_subsys can get called in the same manner, and as such is patched in the same manner. [akpm@osdl.org: cleanups] Signed-off-by: Ard van Breemen <ard@telegraafnet.nl> Cc: Greg KH <greg@kroah.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
2007-01-05[PATCH] PCI: disable PCI_MULTITHREAD_PROBEAndrew Morton
Unfortunatly, no one reads Kconfig help entries :( Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
2006-12-30[PATCH] pci/probe: fix macro that confuses kernel-docRandy Dunlap
Don't have macros between a function's kernel-doc block and the function definition. This is not valid for kernel-doc. Warning(/var/linsrc/linux-2.6.20-rc1-git8//drivers/pci/probe.c:653): No description found for parameter 'IORESOURCE_PCI_FIXED' Signed-off-by: Randy Dunlap <randy.dunlap@oracle.com> Cc: Greg KH <greg@kroah.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
2006-12-22Merge branch 'release' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/lenb/linux-acpi-2.6 * 'release' of git://git.kernel.org/pub/scm/linux/kernel/git/lenb/linux-acpi-2.6: (68 commits) ACPI: replace kmalloc+memset with kzalloc ACPI: Add support for acpi_load_table/acpi_unload_table_id fbdev: update after backlight argument change ACPI: video: Add dev argument for backlight_device_register ACPI: Implement acpi_video_get_next_level() ACPI: Kconfig - depend on PM rather than selecting it ACPI: fix NULL check in drivers/acpi/osl.c ACPI: make drivers/acpi/ec.c:ec_ecdt static ACPI: prevent processor module from loading on failures ACPI: fix single linked list manipulation ACPI: ibm_acpi: allow clean removal ACPI: fix git automerge failure ACPI: ibm_acpi: respond to workqueue update ACPI: dock: add uevent to indicate change in device status ACPI: ec: Lindent once again ACPI: ec: Change #define to enums there possible. ACPI: ec: Style changes. ACPI: ec: Acquire Global Lock under EC mutex. ACPI: ec: Drop udelay() from poll mode. Loop by reading status field instead. ACPI: ec: Rename gpe_bit to gpe ...
2006-12-22[PATCH] increase CARDBUS_MEM_SIZEAndrew Morton
Linus sayeth: Google knows everything, and finds, on MS own site no less: "Windows 2000 default resources: One 4K memory window One 2 MB memory window Two 256-byte I/O windows" which is clearly utterly bogus and insufficient. But Microsoft apparently realized this, and: "Windows XP default resources: Because one memory window of 4K and one window of 2 MB are not sufficient for CardBus controllers in many configurations, Windows XP allocates larger memory windows to CardBus controllers where possible. However, resource windows are static (that is, the operating system does not dynamically allocate larger memory windows if new devices appear.) Under Windows XP, CardBus controllers will be assigned the following resources: One 4K memory window, as in Windows 2000 64 MB memory, if that amount of memory is available. If 64 MB is not available the controller will receive 32 MB; if 32 MB is not available, the controller will receive 16 MB; if 16 MB is not available, the bridge will receive 8 MB; and so on down to a minimum assignment of 1 MB in configurations where memory is too constrained for the operating system to provide a larger window. Two 256-byte I/O windows" So I think we have our answer. Windows uses one 4k window, and one 64MB window. And they are no more dynamic than we are (we _could_ try to do it dynamically, but let's face it, it's fairly painful to dynamically expand PCI bus resources - you may need to reprogram everything up to the root, so it would be absolutely crazy to do that unless you have some serious masochistic tendencies). So let's just increase our default value to 64M too. Cc: Markus Rechberger <mrechberger@gmail.com> Cc: Daniel Ritz <daniel.ritz@gmx.ch> Cc: Dominik Brodowski <linux@dominikbrodowski.net> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
2006-12-20ACPI: replace kmalloc+memset with kzallocBurman Yan
Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Len Brown <len.brown@intel.com>
2006-12-20acpiphp: Link-time error for PCI HotplugKristen Carlson Accardi
I'm seeing: `acpiphp_glue_exit' referenced in section `.init.text' of drivers/built-in.o: defined in discarded section `.exit.text' of drivers/built-in.o when trying to compile an IA64 kernel with PCI hotplug enabled. I suggest this patch: Signed-off-by: Peter Chubb <peterc@gelato.unsw.edu.au> Signed-off-by: Kristen Carlson Accardi <kristen.c.accardi@intel.com> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
2006-12-20shpchp: cleanup shpchp.hKenji Kaneshige
This patch cleans up shpchp.h. Signed-off-by: Kenji Kaneshige <kaneshige.kenji@jp.fujitsu.com> Signed-off-by: Kristen Carlson Accardi <kristen.c.accardi@intel.com> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
2006-12-20shpchp: remove shpchprm_get_physical_slot_numberKenji Kaneshige
This patch removes unnecessary shpchprm_get_physical_slot_number() function. Signed-off-by: Kenji Kaneshige <kaneshige.kenji@jp.fujitsu.com> Signed-off-by: Kristen Carlson Accardi <kristen.c.accardi@intel.com> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
2006-12-20shpchp: cleanup struct controllerKenji Kaneshige
This patch removes unused/unnecessary members from struct controller. Signed-off-by: Kenji Kaneshige <kaneshige.kenji@jp.fujitsu.com> Signed-off-by: Kristen Carlson Accardi <kristen.c.accardi@intel.com> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
2006-12-20shpchp: remove unnecessary struct php_ctlrKenji Kaneshige
The struct php_ctlr seems to be only for complicating codes. This patch removes struct php_ctlr and related codes. Signed-off-by: Kenji Kaneshige <kaneshige.kenji@jp.fujitsu.com> Signed-off-by: Kristen Carlson Accardi <kristen.c.accardi@intel.com> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
2006-12-20PCI: ATI sb600 sata quirkConke Hu
Acked-by: Jeff Garzik <jeff@garzik.org> Cc: Alan Cox <alan@lxorguk.ukuu.org.uk> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
2006-12-20PCI legacy resource fixRalf Baechle
Since commit 368c73d4f689dae0807d0a2aa74c61fd2b9b075f the kernel will try to update the non-writeable BAR registers 0..3 of PIIX4 IDE adapters if pci_assign_unassigned_resources() is used to do full resource assignment of the bus. This fails because in the PIIX4 these BAR registers have implicitly assumed values and read back as zero; it used to work because the kernel used to just write zero to that register the read back value did match what was written. The fix is a new resource flag IORESOURCE_PCI_FIXED used to mark a resource as non-movable. This will also be useful to keep other import system resources from being moved around - for example system consoles on PCI busses. [akpm@osdl.org: cleanup] Signed-off-by: Ralf Baechle <ralf@linux-mips.org> Acked-by: Alan Cox <alan@redhat.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
2006-12-20PCI: Be a bit defensive in quirk_nvidia_ck804() so we don't risk ↵Jesper Juhl
dereferencing a NULL pdev. pci_get_slot() may return NULL if nothing was found. quirk_nvidia_ck804() does not check the value returned from pci_get_slot(), so it may end up causing a NULL pointer deref. Signed-off-by: Jesper Juhl <jesper.juhl@gmail.com> Acked-by: Alan Cox <alan@redhat.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
2006-12-20PCI: Fix multiple problems with VIA hardwareAlan Cox
This patch is designed to fix: - Disk eating corruptor on KT7 after resume from RAM - VIA IRQ handling - VIA fixups for bus lockups after resume from RAM The core of this is to add a table of resume fixups run at resume time. We need to do this for a variety of boards and features, but particularly we need to do this to get various critical VIA fixups done on resume. The second part of the problem is to handle VIA IRQ number rules which are a bit odd and need special handling for PIC interrupts. Various patches broke various boxes and while this one may not be perfect (hopefully it is) it ensures the workaround is applied to the right devices only. From: Jean Delvare <khali@linux-fr.org> Now that PCI quirks are replayed on software resume, we can safely re-enable the Asus SMBus unhiding quirk even when software suspend support is enabled. [akpm@osdl.org: fix const warning] Signed-off-by: Alan Cox <alan@redhat.com> Cc: Jean Delvare <khali@linux-fr.org> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
2006-12-20PCI: Use pci_find_ht_capability() in drivers/pci/quirks.cMichael Ellerman
Use pci_find_ht_capability() in drivers/pci/quirks.c. I'm pretty sure the logic is unchanged here, but someone please eye-ball it for me. I've changed the message to be a little shorter, it's now: PCI: Found (enabled|disabled) HT MSI mapping on xxxx:xx:xx.x Signed-off-by: Michael Ellerman <michael@ellerman.id.au> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
2006-12-20PCI: Use pci_find_ht_capability() in drivers/pci/htirq.cMichael Ellerman
Use pci_find_ht_capability() in drivers/pci/htirq.c Signed-off-by: Michael Ellerman <michael@ellerman.id.au> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
2006-12-20PCI: Add pci_find_ht_capability() for finding Hypertransport capabilitiesMichael Ellerman
There are already several places in the kernel that want to search a PCI device for a given Hypertransport capability. Although this is possible using pci_find_capability() etc., it makes sense to encapsulate that logic in a helper - pci_find_ht_capability(). To cater for searching exhaustively for a capability, we also provide pci_find_next_ht_capability(). We also need to cater for the fact that the HT capability fields may be either 3 or 5 bits wide. pci_find_ht_capability() deals with this for you, but callers using the #defines directly must handle that themselves. Signed-off-by: Michael Ellerman <michael@ellerman.id.au> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
2006-12-20PCI: Create __pci_bus_find_cap_start() from __pci_bus_find_cap()Michael Ellerman
The current implementation of __pci_bus_find_cap() does two things, first it determines the start of the capability chain for the device, and then it trys to find the requested capability. Split these out, so that we can use the two parts independantly in a subsequent patch. Externally visible behaviour should be unchanged. Signed-off-by: Michael Ellerman <michael@ellerman.id.au> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
2006-12-20pci: Introduce pci_find_presentAlan Cox
This works like pci_dev_present but instead of returning boolean returns the matching pci_device_id entry. This makes it much more useful. Code bloat is basically nil as the old boolean function is rewritten in terms of the new one. This will be used by the updated VIA PCI quirks for one Signed-off-by: Alan Cox <alan@redhat.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
2006-12-20PCI: pcieport-driver: remove invalid warning messageKenji Kaneshige
The following warning message should not be displayed for devices which don't use an interrupt pin. pcie_portdrv_probe->Dev[XXXX:XXXX] has invalid IRQ. Check vendor BIOS Signed-off-by: Kenji Kaneshige <kaneshige.kenji@jp.fujitsu.com> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
2006-12-20rpaphp: compiler warning cleanupLinas Vepstas
This janitorial patch removes the following annoying compile-time message: drivers/pci/hotplug/rpaphp_slot.c:57: warning: ignoring return value of sfs_create_file declared with attribute warn_unused_result It also fixes a typo, removes some misc crud. Signed-off-by: Linas Vepstas <linas@austin.ibm.com> Cc: John Rose <johnrose@us.ibm.com> Signed-off-by: Kristen Carlson Accardi <kristen.c.accardi@intel.com> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>