Merge tag 'acpi-5.4-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael...

Pull ACPI updates from Rafael Wysocki:
 "These include an ACPICA update (to upstream revision 20190816),
  improvements of support for memory hot-add in the HMAT handling code
  and some assorted fixes and cleanups.

  Specifics:

   - Update the ACPICA code in the kernel to upstream revision 20190816
     including:
      * Internal limits change to support larger systems (Bob Moore).
      * Macros clean up (Bob Moore).
      * printf format string fixes (Bob Moore).
      * Full deployment of the ACPI_PRINTF_LIKE macro (Bob Moore).
      * Tools improvements (Bob Moore, Colin Ian King).
      * Windows _OSI support fixes (Jung-uk Kim).

   - Improve memory hot-add support in the ACPI HMAT handling code (Dan
     Williams, Keith Busch).

   - Fix the ACPI LPSS (Low-Power Subsystem) driver for Intel SoCs to
     save and restore private registers during system-wide suspend and
     resume on systems with the Lynxpoint PCH (Jarkko Nikula).

   - Convert the ACPI documentation related to LEDs to ReST (Sakari
     Ailus).

   - Fix assorted issues and make assorted minor improvements in the
     ACPI-related code (Al Stone, Andy Shevchenko, Jiri Slaby, Kelsey
     Skunberg, Krzysztof Wilczynski, Liguang Zhang, Wenwen Wang,
     YueHaibing)"

* tag 'acpi-5.4-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm: (23 commits)
  ACPI / PCI: fix acpi_pci_irq_enable() memory leak
  ACPI: custom_method: fix memory leaks
  ACPI: thermal: Remove redundant acpi_has_method() calls
  ACPI / CPPC: do not require the _PSD method
  ACPI: SBS: remove unused const variable 'SMBUS_PEC'
  ACPI / LPSS: Save/restore LPSS private registers also on Lynxpoint
  ACPI/PCI: Remove surplus parentheses from a return statement
  ACPICA: Update version to 20190816.
  ACPICA: Add "Windows 2019" string to _OSI support.
  ACPICA: Differentiate Windows 8.1 from Windows 8.
  ACPICA: Fully deploy ACPI_PRINTF_LIKE macro
  ACPICA: iASL,acpi_dump: Improve y/n query
  ACPICA: Fix issues with arg types within printf format strings
  ACPICA: Macros: remove pointer math on a null pointer
  ACPICA: Increase total number of possible Owner IDs
  ACPICA: Debugger: remove redundant assignment on obj_desc
  Documentation: ACPI: DSD: Convert LED documentation to ReST
  ACPI / APEI: Release resources if gen_pool_add() fails
  HMAT: Skip publishing target info for nodes with no online memory
  HMAT: Register attributes for memory hot add
  ...

diff --combined include/acpi/acpixf.h
index 4ed603a3b4487af284036db2a404af948998867d,d66fc7cce6a712199786a966f2869922dd63fe30..e5e0414135818dd6bad81942153523c4b16d0319
--- 1/include/acpi/acpixf.h
--- 2/include/acpi/acpixf.h
+++ b/include/acpi/acpixf.h
@@@ -12,7 -12,7 +12,7 @@@
  
  /* Current ACPICA subsystem version in YYYYMMDD format */
  
- #define ACPI_CA_VERSION                 0x20190703
+ #define ACPI_CA_VERSION                 0x20190816
  
  #include <acpi/acconfig.h>
  #include <acpi/actypes.h>
@@@ -297,9 -297,6 +297,9 @@@ ACPI_GLOBAL(u8, acpi_gbl_system_awake_a
  #define ACPI_HW_DEPENDENT_RETURN_OK(prototype) \
        ACPI_EXTERNAL_RETURN_OK(prototype)
  
 +#define ACPI_HW_DEPENDENT_RETURN_UINT32(prototype) \
 +      ACPI_EXTERNAL_RETURN_UINT32(prototype)
 +
  #define ACPI_HW_DEPENDENT_RETURN_VOID(prototype) \
        ACPI_EXTERNAL_RETURN_VOID(prototype)
  
@@@ -310,9 -307,6 +310,9 @@@
  #define ACPI_HW_DEPENDENT_RETURN_OK(prototype) \
        static ACPI_INLINE prototype {return(AE_OK);}
  
 +#define ACPI_HW_DEPENDENT_RETURN_UINT32(prototype) \
 +      static ACPI_INLINE prototype {return(0);}
 +
  #define ACPI_HW_DEPENDENT_RETURN_VOID(prototype) \
        static ACPI_INLINE prototype {return;}
  
@@@ -744,7 -738,7 +744,7 @@@ ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_st
                                                     u32 gpe_number,
                                                     acpi_event_status
                                                     *event_status))
 -ACPI_HW_DEPENDENT_RETURN_VOID(void acpi_dispatch_gpe(acpi_handle gpe_device, u32 gpe_number))
 +ACPI_HW_DEPENDENT_RETURN_UINT32(u32 acpi_dispatch_gpe(acpi_handle gpe_device, u32 gpe_number))
  ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status acpi_disable_all_gpes(void))
  ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status acpi_enable_all_runtime_gpes(void))
  ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status acpi_enable_all_wakeup_gpes(void))