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a77060f07f
linux_dsm_epyc7002/drivers/pnp
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Christophe Le Roy a77060f07f PNP: Add Broadwell to Intel MCH size workaround 
Add device ID 0x1604 for Broadwell to commit cb171f7abb ("PNP:
Work around BIOS defects in Intel MCH area reporting").

>From a Lenovo ThinkPad T550:

  system 00:01: [io  0x1800-0x189f] could not be reserved
  system 00:01: [io  0x0800-0x087f] has been reserved
  system 00:01: [io  0x0880-0x08ff] has been reserved
  system 00:01: [io  0x0900-0x097f] has been reserved
  system 00:01: [io  0x0980-0x09ff] has been reserved
  system 00:01: [io  0x0a00-0x0a7f] has been reserved
  system 00:01: [io  0x0a80-0x0aff] has been reserved
  system 00:01: [io  0x0b00-0x0b7f] has been reserved
  system 00:01: [io  0x0b80-0x0bff] has been reserved
  system 00:01: [io  0x15e0-0x15ef] has been reserved
  system 00:01: [io  0x1600-0x167f] has been reserved
  system 00:01: [io  0x1640-0x165f] has been reserved
  system 00:01: [mem 0xf8000000-0xfbffffff] could not be reserved
  system 00:01: [mem 0xfed1c000-0xfed1ffff] has been reserved
  system 00:01: [mem 0xfed10000-0xfed13fff] has been reserved
  system 00:01: [mem 0xfed18000-0xfed18fff] has been reserved
  system 00:01: [mem 0xfed19000-0xfed19fff] has been reserved
  system 00:01: [mem 0xfed45000-0xfed4bfff] has been reserved
  system 00:01: Plug and Play ACPI device, IDs PNP0c02 (active)
  [...]
  resource sanity check: requesting [mem 0xfed10000-0xfed15fff], which spans more than pnp 00:01 [mem 0xfed10000-0xfed13fff]
  ------------[ cut here ]------------
  WARNING: CPU: 2 PID: 1 at /build/linux-CrHvZ_/linux-4.2.6/arch/x86/mm/ioremap.c:198 __ioremap_caller+0x2ee/0x360()
  Info: mapping multiple BARs. Your kernel is fine.
  Modules linked in:
  CPU: 2 PID: 1 Comm: swapper/0 Not tainted 4.2.0-1-amd64 #1 Debian 4.2.6-1
  Hardware name: LENOVO 20CKCTO1WW/20CKCTO1WW, BIOS N11ET34W (1.10 ) 08/20/2015
   0000000000000000 ffffffff817e6868 ffffffff8154e2f6 ffff8802241efbf8
   ffffffff8106e5b1 ffffc90000e98000 0000000000006000 ffffc90000e98000
   0000000000006000 0000000000000000 ffffffff8106e62a ffffffff817e68c8
  Call Trace:
   [<ffffffff8154e2f6>] ? dump_stack+0x40/0x50
   [<ffffffff8106e5b1>] ? warn_slowpath_common+0x81/0xb0
   [<ffffffff8106e62a>] ? warn_slowpath_fmt+0x4a/0x50
   [<ffffffff810742a3>] ? iomem_map_sanity_check+0xb3/0xc0
   [<ffffffff8105dade>] ? __ioremap_caller+0x2ee/0x360
   [<ffffffff81036ae6>] ? snb_uncore_imc_init_box+0x66/0x90
   [<ffffffff810351a8>] ? uncore_pci_probe+0xc8/0x1a0
   [<ffffffff81302d7f>] ? local_pci_probe+0x3f/0xa0
   [<ffffffff81303ea4>] ? pci_device_probe+0xc4/0x110
   [<ffffffff813d9b1e>] ? driver_probe_device+0x1ee/0x450
   [<ffffffff813d9dfb>] ? __driver_attach+0x7b/0x80
   [<ffffffff813d9d80>] ? driver_probe_device+0x450/0x450
   [<ffffffff813d796a>] ? bus_for_each_dev+0x5a/0x90
   [<ffffffff813d9091>] ? bus_add_driver+0x1f1/0x290
   [<ffffffff81b37fa8>] ? uncore_cpu_setup+0xc/0xc
   [<ffffffff813da73f>] ? driver_register+0x5f/0xe0
   [<ffffffff81b38074>] ? intel_uncore_init+0xcc/0x2b0
   [<ffffffff81b37fa8>] ? uncore_cpu_setup+0xc/0xc
   [<ffffffff8100213e>] ? do_one_initcall+0xce/0x200
   [<ffffffff8108a100>] ? parse_args+0x140/0x4e0
   [<ffffffff81b2b0cb>] ? kernel_init_freeable+0x162/0x1e8
   [<ffffffff815443f0>] ? rest_init+0x80/0x80
   [<ffffffff815443fe>] ? kernel_init+0xe/0xf0
   [<ffffffff81553e5f>] ? ret_from_fork+0x3f/0x70
   [<ffffffff815443f0>] ? rest_init+0x80/0x80
  ---[ end trace 472e7959536abf12 ]---

  00:00.0 Host bridge: Intel Corporation Broadwell-U Host Bridge -OPI (rev 09)
          Subsystem: Lenovo Device 2223
          Control: I/O- Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- Stepping- SERR- FastB2B- DisINTx-
          Status: Cap+ 66MHz- UDF- FastB2B+ ParErr- DEVSEL=fast >TAbort- <TAbort- <MAbort+ >SERR- <PERR- INTx-
          Latency: 0
          Capabilities: [e0] Vendor Specific Information: Len=0c <?>
          Kernel driver in use: bdw_uncore
  00: 86 80 04 16 06 00 90 20 09 00 00 06 00 00 00 00
  10: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
  20: 00 00 00 00 00 00 00 00 00 00 00 00 aa 17 23 22
  30: 00 00 00 00 e0 00 00 00 00 00 00 00 00 00 00 00

Signed-off-by: Christophe Le Roy <christophe.fish@gmail.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
2016-01-03 01:16:53 +01:00
..
isapnp isapnp: switch to fixed_size_llseek() 2013-06-29 12:57:48 +04:00
pnpacpi ACPI / scan: constify struct acpi_hardware_id::id 2015-09-15 02:57:55 +02:00
pnpbios pnpbios: bail out on strange errors 2015-01-25 09:17:59 -08:00
base.h PNP: Convert pnp_lock into a mutex 2015-03-18 22:39:55 +01:00
card.c PNP: Convert pnp_lock into a mutex 2015-03-18 22:39:55 +01:00
core.c PNP: Avoid leaving unregistered device objects in lists 2015-03-18 22:40:04 +01:00
driver.c PNP: Convert pnp_lock into a mutex 2015-03-18 22:39:55 +01:00
interface.c PNP: replace strnicmp with strncasecmp 2014-10-14 02:18:25 +02:00
Kconfig PNP: remove old CONFIG_PNP_DEBUG option 2008-10-10 23:35:33 -04:00
Makefile PNP: Compile all pnp built-in stuff in one module namespace 2010-10-27 02:23:44 -04:00
manager.c cleanup IORESOURCE_CACHEABLE vs ioremap() 2015-08-10 23:07:06 -04:00
quirks.c PNP: Add Broadwell to Intel MCH size workaround 2016-01-03 01:16:53 +01:00
resource.c PNP: Switch from __check_region() to __request_region() 2015-01-22 01:14:50 +01:00
support.c PNPACPI: add bus number support 2010-03-14 20:08:38 -04:00
system.c ACPI / PNP: Reserve ACPI resources at the fs_initcall_sync stage 2015-07-06 23:52:21 +02:00