Merge branches 'acpi-video', 'acpi-prm', 'acpi-apei' and 'acpi-pcc'

Merge ACPI backlight driver updates, ACPI APEI updates, ACPI PRM updates
and changes related to ACPI PCC for 6.7-rc1:

 - Add acpi_backlight=vendor quirk for Toshiba Portégé R100 (Ondrej
   Zary).

 - Add "vendor" backlight quirks for 3 Lenovo x86 Android tablets (Hans
   de Goede).

 - Move Xiaomi Mi Pad 2 backlight quirk to its own section (Hans de
   Goede).

 - Annotate struct prm_module_info with __counted_by (Kees Cook).

 - Fix AER info corruption in aer_recover_queue() when error status data
   has multiple sections (Shiju Jose).

 - Make APEI use ERST max execution time value for slow devices (Jeshua
   Smith).

 - Add support for platform notification handling to the PCC mailbox
   driver and modify it to support shared interrupts for multiple
   subspaces (Huisong Li).

 - Define common macros to use when referring to various bitfields in the
   PCC generic communications channel command and status fields and use
   them in some drivers (Sudeep Holla).

* acpi-video:
  ACPI: video: Add acpi_backlight=vendor quirk for Toshiba Portégé R100
  ACPI: video: Add "vendor" quirks for 3 Lenovo x86 Android tablets
  ACPI: video: Move Xiaomi Mi Pad 2 quirk to its own section

* acpi-prm:
  ACPI: PRM: Annotate struct prm_module_info with __counted_by

* acpi-apei:
  ACPI: APEI: Use ERST timeout for slow devices
  ACPI: APEI: Fix AER info corruption when error status data has multiple sections

* acpi-pcc:
  soc: kunpeng_hccs: Migrate to use generic PCC shmem related macros
  hwmon: (xgene) Migrate to use generic PCC shmem related macros
  i2c: xgene-slimpro: Migrate to use generic PCC shmem related macros
  ACPI: PCC: Add PCC shared memory region command and status bitfields
  mailbox: pcc: Support shared interrupt for multiple subspaces
  mailbox: pcc: Add support for platform notification handling