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authorLinus Torvalds <torvalds@linux-foundation.org>2011-03-18 10:56:44 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2011-03-18 10:56:44 -0700
commit99759619b27662d1290901228d77a293e6e83200 (patch)
treee76841fa3f59ebfc3975ff40bbc14363d0fdc5d3 /Documentation/ABI/testing
parentb061c59c27e0385e53c961d9fbd18c1c078d9823 (diff)
parent65d8defe2e13fbebd74f96d2b5ca9aad435e6648 (diff)
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Merge branch 'linux-next' of 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: PCI: label: remove #include of ACPI header to avoid warnings PCI: label: Fix compilation error when CONFIG_ACPI is unset PCI: pre-allocate additional resources to devices only after successful allocation of essential resources. PCI: introduce reset_resource() PCI: data structure agnostic free list function PCI: refactor io size calculation code PCI: do not create quirk I/O regions below PCIBIOS_MIN_IO for ICH PCI hotplug: acpiphp: set current_state to D0 in register_slot PCI: Export ACPI _DSM provided firmware instance number and string name to sysfs PCI: add more checking to ICH region quirks PCI: aer-inject: Override PCIe AER Mask Registers PCI: fix tlan build when CONFIG_PCI is not enabled PCI: remove quirk for pre-production systems PCI: Avoid potential NULL pointer dereference in pci_scan_bridge PCI/lpc: irq and pci_ids patch for Intel DH89xxCC DeviceIDs PCI: sysfs: Fix failure path for addition of "vpd" attribute
Diffstat (limited to 'Documentation/ABI/testing')
-rw-r--r--Documentation/ABI/testing/sysfs-bus-pci31
1 files changed, 24 insertions, 7 deletions
diff --git a/Documentation/ABI/testing/sysfs-bus-pci b/Documentation/ABI/testing/sysfs-bus-pci
index f979d82..36bf454 100644
--- a/Documentation/ABI/testing/sysfs-bus-pci
+++ b/Documentation/ABI/testing/sysfs-bus-pci
@@ -145,9 +145,11 @@ Date: July 2010
Contact: Narendra K <narendra_k@dell.com>, linux-bugs@dell.com
Description:
Reading this attribute will provide the firmware
- given name(SMBIOS type 41 string) of the PCI device.
- The attribute will be created only if the firmware
- has given a name to the PCI device.
+ given name (SMBIOS type 41 string or ACPI _DSM string) of
+ the PCI device. The attribute will be created only
+ if the firmware has given a name to the PCI device.
+ ACPI _DSM string name will be given priority if the
+ system firmware provides SMBIOS type 41 string also.
Users:
Userspace applications interested in knowing the
firmware assigned name of the PCI device.
@@ -157,12 +159,27 @@ Date: July 2010
Contact: Narendra K <narendra_k@dell.com>, linux-bugs@dell.com
Description:
Reading this attribute will provide the firmware
- given instance(SMBIOS type 41 device type instance)
- of the PCI device. The attribute will be created
- only if the firmware has given a device type instance
- to the PCI device.
+ given instance (SMBIOS type 41 device type instance) of the
+ PCI device. The attribute will be created only if the firmware
+ has given an instance number to the PCI device.
Users:
Userspace applications interested in knowing the
firmware assigned device type instance of the PCI
device that can help in understanding the firmware
intended order of the PCI device.
+
+What: /sys/bus/pci/devices/.../acpi_index
+Date: July 2010
+Contact: Narendra K <narendra_k@dell.com>, linux-bugs@dell.com
+Description:
+ Reading this attribute will provide the firmware
+ given instance (ACPI _DSM instance number) of the PCI device.
+ The attribute will be created only if the firmware has given
+ an instance number to the PCI device. ACPI _DSM instance number
+ will be given priority if the system firmware provides SMBIOS
+ type 41 device type instance also.
+Users:
+ Userspace applications interested in knowing the
+ firmware assigned instance number of the PCI
+ device that can help in understanding the firmware
+ intended order of the PCI device.