package/base/linux/amd-x2apic-cpufreq.patch

   1 # --- T2-COPYRIGHT-NOTE-BEGIN ---
   2 # T2 SDE: package/*/linux/amd-x2apic-cpufreq.patch
   3 # Copyright (C) 2021 The T2 SDE Project
   4 #
   5 # This Copyright note is generated by scripts/Create-CopyPatch,
   6 # more information can be found in the files COPYING and README.
   7 #
   8 # This patch file is dual-licensed. It is available under the license the
   9 # patched project is licensed under, as long as it is an OpenSource license
  10 # as defined at http://www.opensource.org/ (e.g. BSD, X11) or under the terms
  11 # of the GNU General Public License version 2 as used by the T2 SDE.
  12 # --- T2-COPYRIGHT-NOTE-END ---
  13
  14 the type used for device_declaration is passed in from
  15 type = (acpi_type == ACPI_TYPE_DEVICE) ? 1 : 0;
  16 in drivers/acpi/processor_pdc.c
  17
  18 --- linux-5.14/drivers/acpi/processor_core.c    2021-08-30 00:04:50.000000000 +0200
  19 +++ linux-5.14/drivers/acpi/processor_core.c    2021-09-26 18:42:00.234480106 +0200
  20 @@ -54,7 +57,7 @@
  21         if (!(apic->lapic_flags & ACPI_MADT_ENABLED))
  22                 return -ENODEV;
  23
  24 -       if (device_declaration && (apic->uid == acpi_id)) {
  25 +       if (apic->uid == acpi_id) {
  26                 *apic_id = apic->local_apic_id;
  27                 return 0;
  28         }
  29 --- linux-5.14/drivers/acpi/acpi_processor.c    2021-08-30 00:04:50.000000000 +0200
  30 +++ linux-5.14/drivers/acpi/acpi_processor.c    2021-09-26 18:44:44.540473555 +0200
  31 @@ -277,7 +279,7 @@
  32         pr->phys_id = acpi_get_phys_id(pr->handle, device_declaration,
  33                                         pr->acpi_id);
  34         if (invalid_phys_cpuid(pr->phys_id))
  35 -               dev_dbg(&device->dev, "Failed to get CPU physical ID.\n");
  36 +               dev_err(&device->dev, "Failed to get CPU physical ID.\n");
  37
  38         pr->id = acpi_map_cpuid(pr->phys_id, pr->acpi_id);
  39         if (!cpu0_initialized && !acpi_has_cpu_in_madt()) {