Commit Graph

131 Commits

Author SHA1 Message Date
Tony Luck
1f60085383 ACPICA: Provide #defines for EINJV2 error types
EINJV2 defined new error types by moving the severity (correctable,
uncorrectable non-fatal, uncorrectable fatal) out of the "type".

ACPI 6.5 introduced EINJV2 and defined a vendor defined error type
using bit 31. This was dropped in ACPI 6.6.

Link: https://github.com/acpica/acpica/commit/e82d2d2fd145
Signed-off-by: Tony Luck <tony.luck@intel.com>
Link: https://patch.msgid.link/20260421150216.11666-2-tony.luck@intel.com
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
2026-04-27 21:42:30 +02:00
Michal Camacho Romero
e8f614dabd ACPICA: Refactor for TPR Base/Limit registers bitmasks
Link: https://github.com/acpica/acpica/commit/5cb62a1d4970
Signed-off-by: Michal Camacho Romero <michal.camacho.romero@intel.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Link: https://patch.msgid.link/3193976.CbtlEUcBR6@rafael.j.wysocki
2026-01-15 18:17:50 +01:00
Michal Camacho Romero
3b8907925a ACPICA: Replace TPRn Base and Limit registers
Replace TPRn Base and Limit registers with compatible bitmasks for them.

Link: https://github.com/acpica/acpica/commit/be91c5813936
Signed-off-by: Michal Camacho Romero <michal.camacho.romero@intel.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Link: https://patch.msgid.link/1871109.TLkxdtWsSY@rafael.j.wysocki
2026-01-15 18:17:50 +01:00
Michal Camacho Romero
691474b1ae ACPICA: Align comments in TPRn-related structures
Align comments in ACPI_TPRN_BASE_REG and ACPI_TPRN_LIMIT_REG structures.

Link: https://github.com/acpica/acpica/commit/95815d550969
Signed-off-by: Michal Camacho Romero <michal.camacho.romero@intel.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Link: https://patch.msgid.link/2286538.NgBsaNRSFp@rafael.j.wysocki
2026-01-15 18:17:50 +01:00
Michal Camacho Romero
9b02cf9ee6 ACPICA: Cleanup comments and DTPR Table handle functions
Link: https://github.com/acpica/acpica/commit/cc480264335e
Signed-off-by: Michal Camacho Romero <michal.camacho.romero@intel.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Link: https://patch.msgid.link/2042656.yKVeVyVuyW@rafael.j.wysocki
2026-01-15 18:17:49 +01:00
Michal Camacho Romero
9565d4713b ACPICA: Verify DTPR and TPR Instance buffer pointers
Verify DTPR and TPR Instance buffer pointers and refactor comments.

Link: https://github.com/acpica/acpica/commit/bdec5b61cf5b
Signed-off-by: Michal Camacho Romero <michal.camacho.romero@intel.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Link: https://patch.msgid.link/884204745.0ifERbkFSE@rafael.j.wysocki
2026-01-15 18:17:49 +01:00
Michal Camacho Romero
b110e28c3b ACPICA: Fix Segmentation Fault error related to DTPR
Fix Segmentation Fault error, caused by invalid buffer lenght in DTPR
Table Template:

 * Update buffer length for TPR Table, which invalid value caused
   Segmentation Fault, during ASL file production.

 * Refactor invalid values of TPR instances, arrays and serialization
   requests count and TPR Base addresses in the DTPR table template.

 * Fix offset updating in the acpi_dm_dump_dtpr function.

Link: https://github.com/acpica/acpica/commit/f75850bc4717
Signed-off-by: Michal Camacho Romero <michal.camacho.romero@intel.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Link: https://patch.msgid.link/2541195.jE0xQCEvom@rafael.j.wysocki
2026-01-15 18:17:49 +01:00
Michal Camacho Romero
6f99d3fe22 ACPICA: Create auxiliary ACPI_TPR_AUX_SR structure for iASL compiler
Define unofficial structure ACPI_TPR_AUX_SR, which holds information
about the number of serialization registers for TPRs.

It simplifies DTPR Serialization Request Info Table compilation.

Link: https://github.com/acpica/acpica/commit/31f470e708a9
Signed-off-by: Michal Camacho Romero <michal.camacho.romero@intel.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Link: https://patch.msgid.link/2266165.Icojqenx9y@rafael.j.wysocki
2026-01-15 18:17:49 +01:00
Michal Camacho Romero
30c2a333aa ACPICA: Define DTPR structure related info tables and data template
* DTPR Table Info
 * TPR Instance Table Info
 * TPR Array Table Info
 * TPR Serialize Request Table Info
 * DTPR Table Data Template

Link: https://github.com/acpica/acpica/commit/abadf1d34732
Signed-off-by: Michal Camacho Romero <michal.camacho.romero@intel.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Link: https://patch.msgid.link/3676546.iIbC2pHGDl@rafael.j.wysocki
2026-01-15 18:17:48 +01:00
Michal Camacho Romero
c5ecbc65bb ACPICA: Add DTPR table support for the ASL compiler
Define DTPR related structures offsets.

Link: https://github.com/acpica/acpica/commit/c6fc16c8936d
Signed-off-by: Michal Camacho Romero <michal.camacho.romero@intel.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Link: https://patch.msgid.link/7902293.EvYhyI6sBW@rafael.j.wysocki
2026-01-15 18:17:48 +01:00
Michal Camacho Romero
d6f6bae3ec ACPICA: Add support for the new ACPI Table: DTPR
Define a new the ACPI Table, structure and registers, related with it, according
to the latest version of the Intel TXT DMA Protection Ranges (TPR) specification
(Revision 0.73):

*    DTPR ACPI Table
*    TPR Base Register
*    TPR Serialize Request Register
*    TPR Limit Register
*    TPR Instance Structure
*    DMAR TXT Protected Reporting Structure

These structures will be used to handle TPRs on the Intel CPU's.

Link: https://github.com/acpica/acpica/commit/10e7a88f70da
Link: https://uefi.org/sites/default/files/resources/633933_Intel_TXT_DMA_Protection_Ranges_rev_0p73.pdf
Signed-off-by: Michal Camacho Romero <michal.camacho.romero@intel.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Link: https://patch.msgid.link/6234415.lOV4Wx5bFT@rafael.j.wysocki
2026-01-15 18:17:47 +01:00
Linus Torvalds
d104e3d17f CXL changes for v6.18
Misc changes:
 - Use str_plural() instead of open code for emitting strings.
 - Use str_enabled_disabled() instead of ternary operator
 - Fix emit of type resource_size_t argument for validate_region_offset()
 - Typo fixup in CXL driver-api documentation
 - Rename CFMWS coherency restriction defines
 - Add convention doc describe dealing with x86 low memory hole and CXL
 
 Poison Inject support series:
 - Move hpa_to_spa callback to new reoot decoder ops structure
 - Define a SPA to HPA callback for interleave calculation with XOR math
 - Add support for SPA to DPA address translation with XOR
 - Add locked variants of poison inject and clear functions
 - Add inject and clear poison support by region offset
 
 CXL access coordinates update fix series:
 - A comment update for hotplug memory callback prority defines
 - Add node_update_perf_attrs() for updating perf attrs on a node
 - Update cxl_access_coordinates() to use the new node update function
 - Remove hmat_update_target_coordinates() and related code
 
 CXL delayed downstream port enumeration and initialization series
 - Add helper to detect top of CXL device topology and remove open coding
 - Add helper to delete single dport
 - Add a cached copy of target_map to cxl_decoder
 - Refactor decoder setup to reduce cxl_test burden
 - Defer dport allocation for switch ports
 - Add mock version of devm_cxl_add_dport_by_dev() for cxl_test
 - Adjust the mock version of devm_cxl_switch_port_decoders_setup() due to
   cxl core usage
 - Setup target_map for cxl_test decoder initialization
 - Change SSLBIS handler to handle single dport
 - Move port register setup to when first dport appears
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Merge tag 'cxl-for-6.18' of git://git.kernel.org/pub/scm/linux/kernel/git/cxl/cxl

Pull CXL updates from Dave Jiang:
 "The changes include adding poison injection support, fixing CXL access
  coordinates when onlining CXL memory, and delaing the enumeration of
  downstream switch ports for CXL hierarchy to ensure that the CXL link
  is established at the time of enumeration to address a few issues
  observed on AMD and Intel platforms.

  Misc changes:
   - Use str_plural() instead of open code for emitting strings.
   - Use str_enabled_disabled() instead of ternary operator
   - Fix emit of type resource_size_t argument for
     validate_region_offset()
   - Typo fixup in CXL driver-api documentation
   - Rename CFMWS coherency restriction defines
   - Add convention doc describe dealing with x86 low memory hole
     and CXL

  Poison Inject support:
   - Move hpa_to_spa callback to new reoot decoder ops structure
   - Define a SPA to HPA callback for interleave calculation with
     XOR math
   - Add support for SPA to DPA address translation with XOR
   - Add locked variants of poison inject and clear functions
   - Add inject and clear poison support by region offset

  CXL access coordinates update fix:
   - A comment update for hotplug memory callback prority defines
   - Add node_update_perf_attrs() for updating perf attrs on a node
   - Update cxl_access_coordinates() to use the new node update function
   - Remove hmat_update_target_coordinates() and related code

  CXL delayed downstream port enumeration and initialization:
   - Add helper to detect top of CXL device topology and remove
     open coding
   - Add helper to delete single dport
   - Add a cached copy of target_map to cxl_decoder
   - Refactor decoder setup to reduce cxl_test burden
   - Defer dport allocation for switch ports
   - Add mock version of devm_cxl_add_dport_by_dev() for cxl_test
   - Adjust the mock version of devm_cxl_switch_port_decoders_setup()
     due to cxl core usage
   - Setup target_map for cxl_test decoder initialization
   - Change SSLBIS handler to handle single dport
   - Move port register setup to when first dport appears"

* tag 'cxl-for-6.18' of git://git.kernel.org/pub/scm/linux/kernel/git/cxl/cxl: (25 commits)
  cxl: Move port register setup to when first dport appear
  cxl: Change sslbis handler to only handle single dport
  cxl/test: Setup target_map for cxl_test decoder initialization
  cxl/test: Adjust the mock version of devm_cxl_switch_port_decoders_setup()
  cxl/test: Add mock version of devm_cxl_add_dport_by_dev()
  cxl: Defer dport allocation for switch ports
  cxl/test: Refactor decoder setup to reduce cxl_test burden
  cxl: Add a cached copy of target_map to cxl_decoder
  cxl: Add helper to delete dport
  cxl: Add helper to detect top of CXL device topology
  cxl: Documentation/driver-api/cxl: Describe the x86 Low Memory Hole solution
  cxl/acpi: Rename CFMW coherency restrictions
  Documentation/driver-api: Fix typo error in cxl
  acpi/hmat: Remove now unused hmat_update_target_coordinates()
  cxl, acpi/hmat: Update CXL access coordinates directly instead of through HMAT
  drivers/base/node: Add a helper function node_update_perf_attrs()
  mm/memory_hotplug: Update comment for hotplug memory callback priorities
  cxl: Fix emit of type resource_size_t argument for validate_region_offset()
  cxl/region: Add inject and clear poison by region offset
  cxl/core: Add locked variants of the poison inject and clear funcs
  ...
2025-10-04 12:02:50 -07:00
Davidlohr Bueso
eddf12041d ACPICA: CEDT: Add Back-Invalidate restriction to CXL Window
This is added in newer version (3.0+) of the CXL Spec to support the
HDM-DB coherency model.

Link: https://github.com/acpica/acpica/commit/a6886da1
Signed-off-by: Davidlohr Bueso <dave@stgolabs.net>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
2025-09-15 12:20:13 +02:00
Davidlohr Bueso
c4272905c3 cxl/acpi: Rename CFMW coherency restrictions
ACPICA commit 710745713ad3a2543dbfb70e84764f31f0e46bdc

This has been renamed in more recent CXL specs, as
type3 (memory expanders) can also use HDM-DB for
device coherent memory.

Link: 710745713a
Acked-by: Rafael J. Wysocki (Intel) <rafael@kernel.org>
Signed-off-by: Davidlohr Bueso <dave@stgolabs.net>
Reviewed-by: Jonathan Cameron <jonathan.cameron@huawei.com>
Reviewed-by: Gregory Price <gourry@gourry.net>
Reviewed-by: Dave Jiang <dave.jiang@intel.com>
Link: https://patch.msgid.link/20250908160034.86471-1-dave@stgolabs.net
Signed-off-by: Dave Jiang <dave.jiang@intel.com>
2025-09-10 08:09:10 -07:00
Saket Dumbre
0e9fd691a7 ACPICA: Update copyright year
ACPICA commit 45253be18b3f37d46cd0072aa3f8a0a21a70e0a4

Changes needed by acpisrc to update copyright year when building for
release.

Link: https://github.com/acpica/acpica/commit/45253be1
Signed-off-by: Saket Dumbre <saket.dumbre@intel.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
2025-05-12 15:38:43 +02:00
Tony Luck
5833942db7 ACPICA: infrastructure: Add new DMT_BUF types and shorten a long name
ACPICA commit b8713f71b4023a0396fe61503bbbf5226e5eed1b

Some ERDT subtables have 11 and 24 byte reserved fields.

Add the ACPI_DMT_BUF11 and ACPI_DMT_BUF24 types to describe these reserved
fields in struct acpi_dmtable_info structures.

Shorten the ACPI_SUBTABLE_HEADER_16 name to ACPI_SUBTBL_HDR

Link: https://github.com/acpica/acpica/commit/b8713f71
Signed-off-by: Tony Luck <tony.luck@intel.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Link: https://patch.msgid.link/3643286.iIbC2pHGDl@rjwysocki.net
2025-05-12 15:38:42 +02:00
Tony Luck
67f9d690c9 ACPICA: infrastructure: Add new header and ACPI_DMT_BUF26 types
ACPICA commit 52840d3826bd7e183fcb555e044e190aea0b5021

New MRRM tables can have subtables that are larger than 255 bytes.

Add a new header typedef that uses u16 for Length. Could be
backported to acpi_aspt_header, struct acpi_dmar_header, struct acpi_nfit_header,
struct acpi_prmt_module_header, struct acpi_prmt_module_info. Will be used for
upcoming ERDT table.

MRRM table has a 26-byte reserved section in header. Add ACPI_DMT_BUF26
to describe this in struct acpi_dmtable_info.

Link: https://github.com/acpica/acpica/commit/52840d38
Signed-off-by: Tony Luck <tony.luck@intel.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Link: https://patch.msgid.link/3005638.e9J7NaK4W3@rjwysocki.net
2025-05-12 15:38:41 +02:00
Alexey Neyman
f61c394949 ACPICA: Interpret SIDP structures in DMAR
ACPICA commit af51f730e0bccf789686cea68e116d5f0b27aacb

Added in revision 3.4 of the VT-d spec. To support SIDP, part of the
previously reserved field in the device scope structure was used to
create a 1-byte "Flags" field.

Link: https://github.com/acpica/acpica/commit/af51f730
Signed-off-by: Alexey Neyman <aneyman@google.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Link: https://patch.msgid.link/2239745.irdbgypaU6@rjwysocki.net
2025-05-12 15:38:41 +02:00
Zaid Alali
56b594fdb6 ACPICA: actbl1: Add EINJv2 get error type action
ACPICA commit 6975cd07e20ba955556e1eafe8a326834c354ae6

Add EINJV2_GET_ERROR_TYPE as defined in the new specs(1)(2).

Link: https://bugzilla.tianocore.org/show_bug.cgi?id=4615 (1)
Link: https://bugzilla.tianocore.org/attachment.cgi?id=1446 (2)
Link: https://github.com/acpica/acpica/commit/6975cd07
Signed-off-by: Zaid Alali <zaidal@os.amperecomputing.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Link: https://patch.msgid.link/3344273.aeNJFYEL58@rjwysocki.net
2025-03-27 13:17:18 +01:00
Zaid Alali
5d2f7e76b7 ACPICA: actbl1: Update values to hex to follow ACPI specs
ACPICA commit 0b44ed75fb551bf3fbbbd39ca72bd932872fff20

ACPI specs(1) define Error Injection Actions in hex values.
This commit intends to update values from decimal to hex to be
consistent with ACPI specs.

Link: https://uefi.org/specs/ACPI/6.5/18_Platform_Error_Interfaces.html (1)
Link: https://github.com/acpica/acpica/commit/0b44ed75
Signed-off-by: Zaid Alali <zaidal@os.amperecomputing.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Link: https://patch.msgid.link/13729719.uLZWGnKmhe@rjwysocki.net
2025-03-27 13:17:18 +01:00
Ira Weiny
d62e2ed065 ACPI/CDAT: Add CDAT/DSMAS shared and read only flag values
The Coherent Device Attribute Table (CDAT) Device Scoped Memory Affinity
Structure (DSMAS) version 1.04 [1] defines flags to indicate if a DPA range
is read only and/or shared.

Add read only and shareable flag definitions.

This change was merged in ACPICA via PR 976.[2]

Link: https://uefi.org/sites/default/files/resources/Coherent%20Device%20Attribute%20Table_1.04%20published_0.pdf [1]
Link: https://github.com/acpica/acpica/pull/976 [2]
Cc: Robert Moore <robert.moore@intel.com>
Cc: Len Brown <lenb@kernel.org>
Cc: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Cc: linux-acpi@vger.kernel.org
Cc: acpica-devel@lists.linux.dev
Acked-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Signed-off-by: Ira Weiny <ira.weiny@intel.com>
Link: https://patch.msgid.link/20241107-dcd-type2-upstream-v7-2-56a84e66bc36@intel.com
Signed-off-by: Dave Jiang <dave.jiang@intel.com>
2024-11-08 09:37:30 -07:00
Dave Jiang
6143f96166 ACPICA: HMAT: Add extended linear address mode to MSCIS
ACPICA commit aaa08569b81aa4d9ff59f91f00e589e98d499e6c

Redefine the 2 reserved bytes at offset 28 of Memory Side Cache Information
Structure as "Address Mode" and add defines of the new value.

    * 0 - Reserved (Unkown Address Mode)
    * 1 - Extended-linear (N direct-map aliases linearly mapped)
    * 2..65535 - Reserved (Unknown Address Mode)

Link: https://github.com/acpica/acpica/commit/aaa08569
Signed-off-by: Dave Jiang <dave.jiang@intel.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
2024-08-29 19:04:22 +02:00
Sia Jee Heng
4aca2bef90 ACPICA: Headers: Add RISC-V SBI Subtype to DBG2
ACPICA commit 6f4c900bcf9ca065129353f17a83773aa58095aa

Include the RISC-V SBI debugging subtype as documented in DBG2
dated April 10, 2023 [1].

Link: https://learn.microsoft.com/en-us/windows-hardware/drivers/bringup/acpi-debug-port-table # [1]
Link: https://github.com/acpica/acpica/commit/6f4c900b
Signed-off-by: Sia Jee Heng <jeeheng.sia@starfivetech.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
2024-08-29 17:36:31 +02:00
Zhang Rui
ff418f34ba ACPICA: Complete CXL 3.0 CXIMS structures
ACPICA commit eb2a2ff303416fb3f6c425d519dbcd6988dbd91f

Commit 2d8dc0383d3c9 ("Add CXL 3.0 structures (CXIMS & RDPAS) to the
CEDT table") introduces basic support for CXL XOR Interleave Math
Structure (CXIMS).

Complete the CXIMS structures.

No functional change.

Link: https://github.com/acpica/acpica/commit/eb2a2ff3
Signed-off-by: Zhang Rui <rui.zhang@intel.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
2024-08-29 17:31:25 +02:00
Hojin Nam
7f35712c2d ACPICA: Fix CXL 3.0 structure (RDPAS) in the CEDT table
ACPICA commit a0ad1ed5105fb8a15f6f8384b8ab0a2157efaf23

struct acpi_cedt_rdpas does not match with CXL r3.0 9.17.1.5
Table 9-24. reserved1 and length fields are already added by
struct acpi_cedt_header.

Link: https://github.com/acpica/acpica/commit/a0ad1ed5
Signed-off-by: Hojin Nam <hj96.nam@samsung.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
2024-04-12 15:45:14 +02:00
Ben Cheatham
cd1b30824f ACPICA: actbl1.h: Add EINJ CXL error types
ACPICA commit c7171588a9f684afafc83c6c18ed0bab9274e5e6

Add EINJ CXL error types added in ACPI v6.5.

Link: https://github.com/acpica/acpica/commit/c7171588
Signed-off-by: Ben Cheatham <Benjamin.Cheatham@amd.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
2024-04-12 14:57:06 +02:00
Dave Jiang
178e1ea6a6 ACPICA: Add defines for CDAT SSLBIS
Add upstream port and any port definition for SSLBIS.

Link: https://github.com/acpica/acpica/pull/898
Reviewed-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Signed-off-by: Dave Jiang <dave.jiang@intel.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
2023-10-03 16:04:22 +02:00
Dave Jiang
6399878f4c ACPICA: Fix misspelled CDAT DSMAS define
ACPICA commit 32a50922b66a9e288b9a9b4740de86a542668a43

ACPI_CEDT_DSMAS_NON_VOLATILE -> ACPI_CDAT_DSMAS_NON_VOLATILE

Link: https://github.com/acpica/acpica/commit/32a50922
Signed-off-by: Dave Jiang <dave.jiang@intel.com>
Signed-off-by: Bob Moore <robert.moore@intel.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
2023-07-10 18:49:16 +02:00
Kees Cook
49bd783e4f ACPICA: acpi_dmar_andd: Replace 1-element array with flexible array
ACPICA commit 3c19ae70424e9ab1e1b805203d300d2660f9a2f7

Similar to "Replace one-element array with flexible-array", replace the
1-element array with a proper flexible array member as defined by C99.

This allows the code to operate without tripping compile-time and run-
time bounds checkers (e.g. via __builtin_object_size(), -fsanitize=bounds,
and/or -fstrict-flex-arrays=3).

The handling of struct acpi_dmar_andd by acpi_dm_dump_dmar() appears to
expect a single trailing char for calculating table offsets. Keep a char
in the union to avoid any code changes appearing in the .text or .data
sections.

Link: https://github.com/acpica/acpica/commit/3c19ae70
Signed-off-by: Kees Cook <kees@outflux.net>
Signed-off-by: Bob Moore <robert.moore@intel.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
2023-04-06 20:29:12 +02:00
Kees Cook
48ff467c33 ACPICA: actbl1: Replace 1-element arrays with flexible arrays
ACPICA commit 8c9bd5d151f77767b2fd937911848b7159dc8ee9

Similar to "Replace one-element array with flexible-array", replace the
1-element array with a proper flexible array member as defined by C99.

This allows the code to operate without tripping compile-time and run-
time bounds checkers (e.g. via __builtin_object_size(), -fsanitize=bounds,
and/or -fstrict-flex-arrays=3).

No .text nor .data differences result from this change.

Link: https://github.com/acpica/acpica/commit/8c9bd5d1
Signed-off-by: Bob Moore <robert.moore@intel.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
2023-04-06 20:29:11 +02:00
Bob Moore
612c293284 ACPICA: Update all copyrights/signons to 2023
ACPICA commit 25bddd1824b1e450829468a64bbdcb38074ba3d2

Copyright updates to 2023.

Link: https://github.com/acpica/acpica/commit/25bddd18
Signed-off-by: Bob Moore <robert.moore@intel.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
2023-04-06 20:29:11 +02:00
Jeremi Piotrowski
f5325cb104 ACPICA: Add support for ASPT table in disassembler
ACPICA commit 6771f8b758299bd383bab145d5fd36ec229b2d70

ASPT is the AMD Secure Processor table, found in Hyper-V VMs when SNP
isolation is exposed to the VM and in some high-end AMD servers. This
commit adds support for rev 1 of the ASPT spec in the disassembler.

Link: https://github.com/acpica/acpica/commit/6771f8b7
Signed-off-by: Bob Moore <robert.moore@intel.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
2023-04-06 20:29:10 +02:00
Linus Torvalds
a13de74e47 IOMMU Updates for Linux v6.3:
Including:
 
 	- Consolidate iommu_map/unmap functions. There have been
 	  blocking and atomic variants so far, but that was problematic
 	  as this approach does not scale with required new variants
 	  which just differ in the GFP flags used.
 	  So Jason consolidated this back into single functions that
 	  take a GFP parameter. This has the potential to cause
 	  conflicts with other trees, as they introduce new call-sites
 	  for the changed functions. I offered them to pull in the
 	  branch containing these changes and resolve it, but I am not
 	  sure everyone did that. The conflicts this caused with
 	  upstream up to v6.2-rc8 are resolved in the final merge
 	  commit.
 
 	- Retire the detach_dev() call-back in iommu_ops
 
 	- Arm SMMU updates from Will:
 	  - Device-tree binding updates:
 	    * Cater for three power domains on SM6375
 	    * Document existing compatible strings for Qualcomm SoCs
 	    * Tighten up clocks description for platform-specific compatible strings
 	  - Enable Qualcomm workarounds for some additional platforms that need them
 
 	- Intel VT-d updates from Lu Baolu:
 	  - Add Intel IOMMU performance monitoring support
 	  - Set No Execute Enable bit in PASID table entry
 	  - Two performance optimizations
 	  - Fix PASID directory pointer coherency
 	  - Fix missed rollbacks in error path
 	  - Cleanups
 
 	- Apple t8110 DART support
 
 	- Exynos IOMMU:
 	  - Implement better fault handling
 	  - Error handling fixes
 
 	- Renesas IPMMU:
 	  - Add device tree bindings for r8a779g0
 
 	- AMD IOMMU:
 	  - Various fixes for handling on SNP-enabled systems and
 	    handling of faults with unknown request-ids
 	  - Cleanups and other small fixes
 
 	- Various other smaller fixes and cleanups
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Merge tag 'iommu-updates-v6.3' of git://git.kernel.org/pub/scm/linux/kernel/git/joro/iommu

Pull iommu updates from Joerg Roedel:

 - Consolidate iommu_map/unmap functions.

   There have been blocking and atomic variants so far, but that was
   problematic as this approach does not scale with required new
   variants which just differ in the GFP flags used. So Jason
   consolidated this back into single functions that take a GFP
   parameter.

 - Retire the detach_dev() call-back in iommu_ops

 - Arm SMMU updates from Will:
     - Device-tree binding updates:
         - Cater for three power domains on SM6375
         - Document existing compatible strings for Qualcomm SoCs
         - Tighten up clocks description for platform-specific
           compatible strings
     - Enable Qualcomm workarounds for some additional platforms that
       need them

 - Intel VT-d updates from Lu Baolu:
     - Add Intel IOMMU performance monitoring support
     - Set No Execute Enable bit in PASID table entry
     - Two performance optimizations
     - Fix PASID directory pointer coherency
     - Fix missed rollbacks in error path
     - Cleanups

 - Apple t8110 DART support

 - Exynos IOMMU:
     - Implement better fault handling
     - Error handling fixes

 - Renesas IPMMU:
     - Add device tree bindings for r8a779g0

 - AMD IOMMU:
     - Various fixes for handling on SNP-enabled systems and
       handling of faults with unknown request-ids
     - Cleanups and other small fixes

 - Various other smaller fixes and cleanups

* tag 'iommu-updates-v6.3' of git://git.kernel.org/pub/scm/linux/kernel/git/joro/iommu: (71 commits)
  iommu/amd: Skip attach device domain is same as new domain
  iommu: Attach device group to old domain in error path
  iommu/vt-d: Allow to use flush-queue when first level is default
  iommu/vt-d: Fix PASID directory pointer coherency
  iommu/vt-d: Avoid superfluous IOTLB tracking in lazy mode
  iommu/vt-d: Fix error handling in sva enable/disable paths
  iommu/amd: Improve page fault error reporting
  iommu/amd: Do not identity map v2 capable device when snp is enabled
  iommu: Fix error unwind in iommu_group_alloc()
  iommu/of: mark an unused function as __maybe_unused
  iommu: dart: DART_T8110_ERROR range should be 0 to 5
  iommu/vt-d: Enable IOMMU perfmon support
  iommu/vt-d: Add IOMMU perfmon overflow handler support
  iommu/vt-d: Support cpumask for IOMMU perfmon
  iommu/vt-d: Add IOMMU perfmon support
  iommu/vt-d: Support Enhanced Command Interface
  iommu/vt-d: Retrieve IOMMU perfmon capability information
  iommu/vt-d: Support size of the register set in DRHD
  iommu/vt-d: Set No Execute Enable bit in PASID table entry
  iommu/vt-d: Remove sva from intel_svm_dev
  ...
2023-02-24 13:40:13 -08:00
Rafael J. Wysocki
9f4512c2ae Merge branches 'acpi-processor', 'acpi-tables', 'acpi-pnp' and 'acpi-maintainers'
Merge ACPI processor driver changes, ACPI table parser changes, ACPI
device enumeration changes related to PNP and a MAINTAINERS update
related to ACPI for 6.3-rc1:

 - Drop an unnecessary (void *) conversion from the ACPI processor
   driver (Zhou jie).

 - Modify the ACPI processor performance library code to use the "no
   limit" frequency QoS as appropriate and adjust the intel_pstate
   driver accordingly (Rafael Wysocki).

 - Add support for NBFT to the ACPI table parser (Stuart Hayes).

 - Introduce list of known non-PNP devices to avoid enumerating some of
   them as PNP devices (Rafael Wysocki).

 - Add x86 ACPI paths to the ACPI entry in MAINTAINERS to allow scripts
   to report the actual maintainers information (Rafael Wysocki).

* acpi-processor:
  cpufreq: intel_pstate: Drop ACPI _PSS states table patching
  ACPI: processor: perflib: Avoid updating frequency QoS unnecessarily
  ACPI: processor: perflib: Use the "no limit" frequency QoS
  ACPI: processor: idle: Drop unnecessary (void *) conversion

* acpi-tables:
  ACPI: tables: Add support for NBFT

* acpi-pnp:
  ACPI: PNP: Introduce list of known non-PNP devices

* acpi-maintainers:
  MAINTAINERS: Add x86 ACPI paths to the ACPI entry
2023-02-15 15:25:26 +01:00
Lukas Wunner
5a9e358f1d ACPICA: Fix typo in CDAT DSMAS struct definition
ACPICA commit 9d8bd58d5f3495ce76d1b9767ec0b92251cbc366

Link: https://github.com/acpica/acpica/commit/9d8bd58d5f34
Signed-off-by: Lukas Wunner <lukas@wunner.de>
Reviewed-by: Ira Weiny <ira.weiny@intel.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
2023-02-13 20:28:19 +01:00
Kan Liang
4db96bfe9d iommu/vt-d: Support size of the register set in DRHD
A new field, which indicates the size of the remapping hardware register
set for this remapping unit, is introduced in the DMA-remapping hardware
unit definition (DRHD) structure with the VT-d Spec 4.0. With this
information, SW doesn't need to 'guess' the size of the register set
anymore.

Update the struct acpi_dmar_hardware_unit to reflect the field. Store the
size of the register set in struct dmar_drhd_unit for each dmar device.

The 'size' information is ResvZ for the old BIOS and platforms. Fall back
to the old guessing method. There is nothing changed.

Signed-off-by: Kan Liang <kan.liang@linux.intel.com>
Link: https://lore.kernel.org/r/20230128200428.1459118-2-kan.liang@linux.intel.com
Signed-off-by: Lu Baolu <baolu.lu@linux.intel.com>
Signed-off-by: Joerg Roedel <jroedel@suse.de>
2023-02-03 11:06:03 +01:00
Stuart Hayes
6ad90f7112 ACPI: tables: Add support for NBFT
Add support for the NVMe Boot Firmware Table (NBFT) to facilitate
booting from NVM Express namespaces which are accessed via
NVMe over Fabrics (NVMe-oF).

Signed-off-by: Stuart Hayes <stuart.w.hayes@gmail.com>
Reviewed-by: John Meneghini <jmeneghi@redhat.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
2022-12-30 18:39:09 +01:00
Bob Moore
51aad1a672 ACPICA: Finish support for the CDAT table
ACPICA commit 8ac4e5116f59d6f9ba2fbeb9ce22ab58237a278f

Finish support for the CDAT table, in both the data table compiler and
the disassembler.

Link: https://github.com/acpica/acpica/commit/8ac4e511
Signed-off-by: Bob Moore <robert.moore@intel.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
2022-10-28 17:28:23 +02:00
Alison Schofield
f350c68e3c ACPICA: Add CXL 3.0 structures (CXIMS & RDPAS) to the CEDT table
ACPICA commit 2d8dc0383d3c908389053afbdc329bbd52f009ce

The CXL 3.0 Specification [1] adds two new structures to
the CXL Early Discovery Table (CEDT). The CEDT may include
zero or more entries of these types:

CXIMS: CXL XOR Interleave Math Structure
       Enables the host to find a targets position in an
       Interleave Target List when XOR Math is used.

RDPAS: RCEC Downstream Post Association Structure
       Enables the host to locate the Downstream Port(s)
       that report errors to a given Root Complex Event
       Collector (RCEC).

Link: https://www.computeexpresslink.org/spec-landing # [1]
Link: https://github.com/acpica/acpica/commit/2d8dc038
Signed-off-by: Alison Schofield <alison.schofield@intel.com>
Signed-off-by: Bob Moore <robert.moore@intel.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
2022-10-28 17:28:23 +02:00
Bob Moore
45882a817d ACPICA: Removed some tabs and // comments
ACPICA commit 0914618b553d6f3366e568409cebf2656891ca69

Automated cleanup; No functional changes.

Link: https://github.com/acpica/acpica/commit/0914618b
Signed-off-by: Bob Moore <robert.moore@intel.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
2022-04-13 20:24:57 +02:00
Bob Moore
487ea80a28 ACPICA: Update copyright notices to the year 2022
ACPICA commit 738d7b0726e6c0458ef93c0a01c0377490888d1e

Affects all source modules and utility signons.

Link: https://github.com/acpica/acpica/commit/738d7b07
Signed-off-by: Bob Moore <robert.moore@intel.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
2022-04-13 20:24:57 +02:00
Lawrence Hileman
a95d2fb085 ACPICA: Add the subtable CFMWS to the CEDT table
ACPICA commit 19b11f91660b1a38a8e9655b0b1a4ad51ec4db1e

Link: https://github.com/acpica/acpica/commit/19b11f91
Signed-off-by: Bob Moore <robert.moore@intel.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
2022-04-13 20:24:57 +02:00
Marcin Wojtas
200950b615 ACPICA: Headers: Add new DBG2 Serial Port Subtypes
The Microsoft Debug Port Table 2 (DBG2) specification revision
September 21, 2020 comprises additional Serial Port Subtypes [1].
Reflect that in the actbl1.h header file.

[1] https://docs.microsoft.com/en-us/windows-hardware/drivers/bringup/acpi-debug-port-table

ACPICA commit d95c7d206b5836c7770e8e9cd613859887fded8f

Link: https://github.com/acpica/acpica/commit/d95c7d20
Signed-off-by: Marcin Wojtas <mw@semihalf.com>
Signed-off-by: Bob Moore <robert.moore@intel.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
2021-08-16 16:47:02 +02:00
Bob Moore
e692fa1353 ACPICA: iASL: Add support for the AEST table (data compiler)
Includes support in the table compiler and the disassembler.

ACPICA commit e75074d84d1207339a048486c2d06ecb935d0092

Link: https://github.com/acpica/acpica/commit/e75074d8
Signed-off-by: Bob Moore <robert.moore@intel.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
2021-08-16 16:47:01 +02:00
Alison Schofield
4a2c1dcfaf ACPICA: Add the CFMWS structure definition to the CEDT table
ACPICA commit 699fc72e56936bebf3b9ba39b6e91bd957b44452

The CXL Fixed Memory Window Structure (CFMWS) is added to the
CXL Early Discovery Table (CEDT). This new structure is defined
in an ECN to the CXL 2.0 specification.

https://www.computeexpresslink.org/spec-landing

Link: https://github.com/acpica/acpica/commit/699fc72e
Signed-off-by: Alison Schofield <alison.schofield@intel.com>
Signed-off-by: Bob Moore <robert.moore@intel.com>
Signed-off-by: Erik Kaneda <erik.kaneda@intel.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
2021-06-07 14:04:43 +02:00
Alison Schofield
160c768e1c ACPICA: Add defines for the CXL Host Bridge Structure (CHBS)
ACPICA commit 5ace82441a34f8d45725f12f6bd2677e79c186a6

CXL 2.0 defines length and version field values for the CHBS.
Include them in the ACPI CEDT table definition.

Link: https://github.com/acpica/acpica/commit/5ace8244
Signed-off-by: Alison Schofield <alison.schofield@intel.com>
Signed-off-by: Bob Moore <robert.moore@intel.com>
Signed-off-by: Erik Kaneda <erik.kaneda@intel.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
2021-06-07 14:04:43 +02:00
Bob Moore
519c809069 ACPICA: iASL: Add support for CEDT table
Also, update the CEDT template.

ACPICA commit 1e6dded267b13c4aa0c3e16de0fa89d3b9c880e9

Link: https://github.com/acpica/acpica/commit/1e6dded2
Signed-off-by: Bob Moore <robert.moore@intel.com>
Signed-off-by: Erik Kaneda <erik.kaneda@intel.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
2021-04-07 19:09:01 +02:00
Ben Widawsky
7c5eab72f5 ACPICA: CXL 2.0: CEDT: Add new CEDT table
ACPICA commit 0b03aa8ebd7a5b2b9407893f123ee587af45926f

This sets up all of the boilerplate without actually doing anything.

Link: https://github.com/acpica/acpica/commit/0b03aa8e
Signed-off-by: Ben Widawsky <ben.widawsky@intel.com>
Signed-off-by: Ben Widawsky <ben@bwidawsk.net>
Signed-off-by: Bob Moore <robert.moore@intel.com>
Signed-off-by: Erik Kaneda <erik.kaneda@intel.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
2021-04-07 19:09:01 +02:00
Bob Moore
f1489db63e ACPICA: ACPI 6.4: HMAT: add new fields/flags
ACPICA commit 18a77ca6fc3edd26a24d8f32ae5c0ea66d84ccff

Link: https://github.com/acpica/acpica/commit/18a77ca6
Signed-off-by: Bob Moore <robert.moore@intel.com>
Signed-off-by: Erik Kaneda <erik.kaneda@intel.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
2021-04-07 19:09:00 +02:00
Linus Torvalds
d652ea30ba IOMMU Updates for Linux v5.12
Including:
 
 	- ARM SMMU and Mediatek updates from Will Deacon:
 
 		- Support for MT8192 IOMMU from Mediatek
 
 		- Arm v7s io-pgtable extensions for MT8192
 
 		- Removal of TLBI_ON_MAP quirk
 
 		- New Qualcomm compatible strings
 
 		- Allow SVA without hardware broadcast TLB maintenance
 		  on SMMUv3
 
 		- Virtualization Host Extension support for SMMUv3 (SVA)
 
 		- Allow SMMUv3 PMU (perf) driver to be built
 		  independently from IOMMU
 
 	- Some tidy-up in IOVA and core code
 
 	- Conversion of the AMD IOMMU code to use the generic
 	  IO-page-table framework
 
 	- Intel VT-d updates from Lu Baolu:
 
 		- Audit capability consistency among different IOMMUs
 
 		- Add SATC reporting structure support
 
 		- Add iotlb_sync_map callback support
 
 	- SDHI Support for Renesas IOMMU driver
 
 	- Misc Cleanups and other small improvments
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Merge tag 'iommu-updates-v5.12' of git://git.kernel.org/pub/scm/linux/kernel/git/joro/iommu

Pull iommu updates from Joerg Roedel:

 - ARM SMMU and Mediatek updates from Will Deacon:
     - Support for MT8192 IOMMU from Mediatek
     - Arm v7s io-pgtable extensions for MT8192
     - Removal of TLBI_ON_MAP quirk
     - New Qualcomm compatible strings
     - Allow SVA without hardware broadcast TLB maintenance on SMMUv3
     - Virtualization Host Extension support for SMMUv3 (SVA)
     - Allow SMMUv3 PMU perf driver to be built independently from IOMMU

 - Some tidy-up in IOVA and core code

 - Conversion of the AMD IOMMU code to use the generic IO-page-table
   framework

 - Intel VT-d updates from Lu Baolu:
     - Audit capability consistency among different IOMMUs
     - Add SATC reporting structure support
     - Add iotlb_sync_map callback support

 - SDHI support for Renesas IOMMU driver

 - Misc cleanups and other small improvments

* tag 'iommu-updates-v5.12' of git://git.kernel.org/pub/scm/linux/kernel/git/joro/iommu: (94 commits)
  iommu/amd: Fix performance counter initialization
  MAINTAINERS: repair file pattern in MEDIATEK IOMMU DRIVER
  iommu/mediatek: Fix error code in probe()
  iommu/mediatek: Fix unsigned domid comparison with less than zero
  iommu/vt-d: Parse SATC reporting structure
  iommu/vt-d: Add new enum value and structure for SATC
  iommu/vt-d: Add iotlb_sync_map callback
  iommu/vt-d: Move capability check code to cap_audit files
  iommu/vt-d: Audit IOMMU Capabilities and add helper functions
  iommu/vt-d: Fix 'physical' typos
  iommu: Properly pass gfp_t in _iommu_map() to avoid atomic sleeping
  iommu/vt-d: Fix compile error [-Werror=implicit-function-declaration]
  driver/perf: Remove ARM_SMMU_V3_PMU dependency on ARM_SMMU_V3
  MAINTAINERS: Add entry for MediaTek IOMMU
  iommu/mediatek: Add mt8192 support
  iommu/mediatek: Remove unnecessary check in attach_device
  iommu/mediatek: Support master use iova over 32bit
  iommu/mediatek: Add iova reserved function
  iommu/mediatek: Support for multi domains
  iommu/mediatek: Add get_domain_id from dev->dma_range_map
  ...
2021-02-22 10:31:29 -08:00