Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
Merge tag 'pci-v4.8-fixes-2' of git://git.kernel.org/pub/scm/linux/kernel/git/helgaas/pci
Pull PCI fixes from Bjorn Helgaas:
"Here are two changes for v4.8. The first fixes a "[Firmware Bug]: reg
0x10: invalid BAR (can't size)" warning on Haswell, and the second
fixes a problem in some new runtime suspend functionality we merged
for v4.8. Summary:
Enumeration:
Mark Haswell Power Control Unit as having non-compliant BARs (Bjorn Helgaas)
Power management:
Fix bridge_d3 update on device removal (Lukas Wunner)"
* tag 'pci-v4.8-fixes-2' of git://git.kernel.org/pub/scm/linux/kernel/git/helgaas/pci:
PCI: Fix bridge_d3 update on device removal
PCI: Mark Haswell Power Control Unit as having non-compliant BARs
+14
-9
+13
-7
arch/x86/pci/fixup.c
+13
-7
arch/x86/pci/fixup.c
···
553
553
DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_INTEL, 0x27B9, twinhead_reserve_killing_zone);
554
554
555
555
/*
556
-
* Broadwell EP Home Agent BARs erroneously return non-zero values when read.
556
+
* Device [8086:2fc0]
557
+
* Erratum HSE43
558
+
* CONFIG_TDP_NOMINAL CSR Implemented at Incorrect Offset
559
+
* http://www.intel.com/content/www/us/en/processors/xeon/xeon-e5-v3-spec-update.html
557
560
*
558
-
* See http://www.intel.com/content/www/us/en/processors/xeon/xeon-e5-v4-spec-update.html
559
-
* entry BDF2.
561
+
* Devices [8086:6f60,6fa0,6fc0]
562
+
* Erratum BDF2
563
+
* PCI BARs in the Home Agent Will Return Non-Zero Values During Enumeration
564
+
* http://www.intel.com/content/www/us/en/processors/xeon/xeon-e5-v4-spec-update.html
560
565
*/
561
-
static void pci_bdwep_bar(struct pci_dev *dev)
566
+
static void pci_invalid_bar(struct pci_dev *dev)
562
567
{
563
568
dev->non_compliant_bars = 1;
564
569
}
565
-
DECLARE_PCI_FIXUP_EARLY(PCI_VENDOR_ID_INTEL, 0x6f60, pci_bdwep_bar);
566
-
DECLARE_PCI_FIXUP_EARLY(PCI_VENDOR_ID_INTEL, 0x6fa0, pci_bdwep_bar);
567
-
DECLARE_PCI_FIXUP_EARLY(PCI_VENDOR_ID_INTEL, 0x6fc0, pci_bdwep_bar);
570
+
DECLARE_PCI_FIXUP_EARLY(PCI_VENDOR_ID_INTEL, 0x2fc0, pci_invalid_bar);
571
+
DECLARE_PCI_FIXUP_EARLY(PCI_VENDOR_ID_INTEL, 0x6f60, pci_invalid_bar);
572
+
DECLARE_PCI_FIXUP_EARLY(PCI_VENDOR_ID_INTEL, 0x6fa0, pci_invalid_bar);
573
+
DECLARE_PCI_FIXUP_EARLY(PCI_VENDOR_ID_INTEL, 0x6fc0, pci_invalid_bar);
+1
-2
drivers/pci/remove.c
+1
-2
drivers/pci/remove.c
···
40
40
list_del(&dev->bus_list);
41
41
up_write(&pci_bus_sem);
42
42
43
+
pci_bridge_d3_device_removed(dev);
43
44
pci_free_resources(dev);
44
45
put_device(&dev->dev);
45
46
}
···
96
95
pci_remove_bus(bus);
97
96
dev->subordinate = NULL;
98
97
}
99
-
100
-
pci_bridge_d3_device_removed(dev);
101
98
102
99
pci_destroy_dev(dev);
103
100
}