Commit Graph

1823 Commits

Author SHA1 Message Date
Borislav Petkov
c257795609 Merge branches 'edac-drivers' and 'edac-misc' into edac-updates-for-v6.1
Combine all queued EDAC changes for submission into v6.1:

* edac-drivers:
  EDAC/ie31200: Add Skylake-S support

* edac-misc:
  EDAC/i7300: Correct the i7300_exit() function name in comment
  x86/sb_edac: Add row column translation for Broadwell
  EDAC/i10nm: Print an extra register set of retry_rd_err_log
  EDAC/i10nm: Retrieve and print retry_rd_err_log registers for HBM
  EDAC/skx_common: Add ChipSelect ADXL component
  EDAC/ppc_4xx: Reorder symbols to get rid of a few forward declarations
  EDAC: Remove obsolete declarations in edac_module.h
  EDAC/i10nm: Add driver decoder for Ice Lake and Tremont CPUs
  EDAC/skx_common: Make output format similar
  EDAC/skx_common: Use driver decoder first
  EDAC/mc: Drop duplicated dimm->nr_pages debug printout
  EDAC/mc: Replace spaces with tabs in memtype flags definition
  EDAC/wq: Remove unneeded flush_workqueue()

Signed-off-by: Borislav Petkov <bp@suse.de>
2022-10-04 10:00:25 +02:00
Colin Ian King
d3923513ed EDAC/i7300: Correct the i7300_exit() function name in comment
The incorrect function name is being used in the comment for function
i7300_exit. Correct this.

Signed-off-by: Colin Ian King <colin.i.king@gmail.com>
Signed-off-by: Borislav Petkov <bp@suse.de>
Link: https://lore.kernel.org/r/20220805125008.2346559-1-colin.i.king@gmail.com
2022-09-23 23:07:17 +02:00
Youquan Song
d389059685 x86/sb_edac: Add row column translation for Broadwell
The sb_edac driver lacks translation for DIMM internal address.

Add memory address translation for row/column/bank/bank_group
on Broadwell.

Signed-off-by: Youquan Song <youquan.song@intel.com>
Signed-off-by: Tony Luck <tony.luck@intel.com>
Link: https://lore.kernel.org/all/20220722233338.341567-1-tony.luck@intel.com
2022-09-23 12:34:23 -07:00
Qiuxu Zhuo
d5f5e49953 EDAC/i10nm: Print an extra register set of retry_rd_err_log
Sapphire Rapids server adds an extra register set for logging more
retry_rd_err_log data. So add code to print the extra register set.

Signed-off-by: Qiuxu Zhuo <qiuxu.zhuo@intel.com>
Signed-off-by: Tony Luck <tony.luck@intel.com>
Link: https://lore.kernel.org/all/20220722233338.341567-1-tony.luck@intel.com
2022-09-23 12:33:27 -07:00
Qiuxu Zhuo
acd4cf68fe EDAC/i10nm: Retrieve and print retry_rd_err_log registers for HBM
An HBM memory channel is divided into two pseudo channels. Each
pseudo channel has its own retry_rd_err_log registers. Retrieve and
print retry_rd_err_log registers of the HBM pseudo channel if the
memory error is from HBM.

Signed-off-by: Qiuxu Zhuo <qiuxu.zhuo@intel.com>
Signed-off-by: Tony Luck <tony.luck@intel.com>
Link: https://lore.kernel.org/all/20220722233338.341567-1-tony.luck@intel.com
2022-09-23 12:33:18 -07:00
Qiuxu Zhuo
14646de48b EDAC/skx_common: Add ChipSelect ADXL component
Each pseudo channel of HBM has its own retry_rd_err_log registers.
The bit 0 of ChipSelect ADXL component encodes the pseudo channel
number of HBM memory. So add ChipSelect ADXL component to get HBM
pseudo channel number.

Signed-off-by: Qiuxu Zhuo <qiuxu.zhuo@intel.com>
Signed-off-by: Tony Luck <tony.luck@intel.com>
Link: https://lore.kernel.org/all/20220722233338.341567-1-tony.luck@intel.com
2022-09-23 12:33:08 -07:00
Uwe Kleine-König
d5e4eeea0c EDAC/ppc_4xx: Reorder symbols to get rid of a few forward declarations
When moving the definition of ppc4xx_edac_driver further down, the
forward declarations can just be dropped.

Do this to reduce needless line repetition.

Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
Signed-off-by: Borislav Petkov <bp@suse.de>
Link: https://lore.kernel.org/r/20220917232013.489931-1-u.kleine-koenig@pengutronix.de
2022-09-18 19:35:22 +02:00
Gaosheng Cui
d42d6f5a5f EDAC: Remove obsolete declarations in edac_module.h
Commit

  4de78c6877 ("drivers/edac: mod PCI poll names"),

renamed the respective variables and accessors but left the old accessor
declarations edac_get_log_ce(), edac_get_log_ue(), edac_get_poll_msec()
and edac_get_panic_on_ue() in place. Remove them.

  [ bp: Masssage commit message. ]

Signed-off-by: Gaosheng Cui <cuigaosheng1@huawei.com>
Signed-off-by: Borislav Petkov <bp@suse.de>
Link: https://lore.kernel.org/r/20220911094038.3224365-1-cuigaosheng1@huawei.com
2022-09-11 12:26:41 +02:00
Youquan Song
2738c69a88 EDAC/i10nm: Add driver decoder for Ice Lake and Tremont CPUs
Current i10nm_edac only supports firmware decoder (ACPI DSM methods).
MCA bank registers of Ice Lake or Tremont CPUs contain the information
to decode DDR memory errors. To get better decoding performance, add
the driver decoder (decoding DDR memory errors via extracting error
information from MCA bank registers) for Ice Lake and Tremont CPUs.

Co-developed-by: Qiuxu Zhuo <qiuxu.zhuo@intel.com>
Signed-off-by: Qiuxu Zhuo <qiuxu.zhuo@intel.com>
Signed-off-by: Youquan Song <youquan.song@intel.com>
Signed-off-by: Tony Luck <tony.luck@intel.com>
Link: https://lore.kernel.org/all/20220901194310.115427-1-tony.luck@intel.com/
2022-09-08 11:40:01 -07:00
Qiuxu Zhuo
627d551a9e EDAC/skx_common: Make output format similar
The decoded output format of driver decoder is different from the
output format of firmware decoder. Make output format similar regardless
of decode function (Align driver decoder's to firmware decoder's).

Signed-off-by: Qiuxu Zhuo <qiuxu.zhuo@intel.com>
Signed-off-by: Tony Luck <tony.luck@intel.com>
Link: https://lore.kernel.org/all/20220901194310.115427-1-tony.luck@intel.com/
2022-09-08 11:40:00 -07:00
Qiuxu Zhuo
fe32f36693 EDAC/skx_common: Use driver decoder first
The performance of driver decoder[1] is better than the performance
of firmware decoder[2], especially on frequent correctable errors.

So use the driver decoder first, fall back to firmware decoder if
the driver decoder is unavailable. Also rename the function pointer
skx_decode to driver_decode (better name to contrast with adxl_decode).

[1] Decode errors by extracting error information from registers of
    memory controllers and/or MCA bank registers.

[2] Decode errors by calling ACPI DSM methods.

Co-developed-by: Youquan Song <youquan.song@intel.com>
Signed-off-by: Youquan Song <youquan.song@intel.com>
Signed-off-by: Qiuxu Zhuo <qiuxu.zhuo@intel.com>
Signed-off-by: Tony Luck <tony.luck@intel.com>
Link: https://lore.kernel.org/all/20220901194310.115427-1-tony.luck@intel.com/
2022-09-08 11:40:00 -07:00
Serge Semin
93df194765 EDAC/mc: Drop duplicated dimm->nr_pages debug printout
The duplicated edac_dbg()-based dimm->nr_pages print was introduced in

  6e84d359b2 ("edac_mc: Cleanup per-dimm_info debug messages").

The duplicated line can be found even in the commit message text:

  [ 1011.380101] EDAC DEBUG: edac_mc_dump_dimm:   dimm->nr_pages = 0x40000
  [ 1011.380103] EDAC DEBUG: edac_mc_dump_dimm:   dimm->grain = 8
  [ 1011.380104] EDAC DEBUG: edac_mc_dump_dimm:   dimm->nr_pages = 0x40000

Drop the second edac_dbg() call.

  [ bp: Massage commit message. ]

Signed-off-by: Serge Semin <Sergey.Semin@baikalelectronics.ru>
Signed-off-by: Borislav Petkov <bp@suse.de>
Link: https://lore.kernel.org/r/20220822190730.27277-14-Sergey.Semin@baikalelectronics.ru
2022-09-01 08:52:18 +02:00
ran jianping
fb4b968577 EDAC/wq: Remove unneeded flush_workqueue()
destroy_workqueue() already takes care of flushing the workqueue so
there is no need to flush it explicitly.

  [ bp: Massage commit message. ]

Reported-by: Zeal Robot <zealci@zte.com.cn>
Signed-off-by: ran jianping <ran.jianping@zte.com.cn>
Signed-off-by: Borislav Petkov <bp@suse.de>
Link: https://lore.kernel.org/r/20220424062127.3219542-1-ran.jianping@zte.com.cn
2022-08-25 10:50:35 +02:00
Josh Hant
7a14a11f93 EDAC/ie31200: Add Skylake-S support
Add device IDs for Skylake-S CPUs according to datasheet.

Signed-off-by: Josh Hant <joshuahant@gmail.com>
Signed-off-by: Borislav Petkov <bp@suse.de>
Acked-by: Jason Baron <jbaron@akamai.com>
Link: https://lore.kernel.org/r/20220712102121.20812-1-joshuahant@gmail.com
2022-08-25 10:28:01 +02:00
Linus Torvalds
cae4199f93 powerpc updates for 6.0
- Add support for syscall stack randomization.
 
  - Add support for atomic operations to the 32 & 64-bit BPF JIT.
 
  - Full support for KASAN on 64-bit Book3E.
 
  - Add a watchdog driver for the new PowerVM hypervisor watchdog.
 
  - Add a number of new selftests for the Power10 PMU support.
 
  - Add a driver for the PowerVM Platform KeyStore.
 
  - Increase the NMI watchdog timeout during live partition migration, to avoid timeouts
    due to increased memory access latency.
 
  - Add support for using the 'linux,pci-domain' device tree property for PCI domain
    assignment.
 
  - Many other small features and fixes.
 
 Thanks to: Alexey Kardashevskiy, Andy Shevchenko, Arnd Bergmann, Athira Rajeev, Bagas
 Sanjaya, Christophe Leroy, Erhard Furtner, Fabiano Rosas, Greg Kroah-Hartman, Greg Kurz,
 Haowen Bai, Hari Bathini, Jason A. Donenfeld, Jason Wang, Jiang Jian, Joel Stanley, Juerg
 Haefliger, Kajol Jain, Kees Cook, Laurent Dufour, Madhavan Srinivasan, Masahiro Yamada,
 Maxime Bizon, Miaoqian Lin, Murilo Opsfelder Araújo, Nathan Lynch, Naveen N. Rao, Nayna
 Jain, Nicholas Piggin, Ning Qiang, Pali Rohár, Petr Mladek, Rashmica Gupta, Sachin Sant,
 Scott Cheloha, Segher Boessenkool, Stephen Rothwell, Uwe Kleine-König, Wolfram Sang, Xiu
 Jianfeng, Zhouyi Zhou.
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Merge tag 'powerpc-6.0-1' of git://git.kernel.org/pub/scm/linux/kernel/git/powerpc/linux

Pull powerpc updates from Michael Ellerman:

 - Add support for syscall stack randomization

 - Add support for atomic operations to the 32 & 64-bit BPF JIT

 - Full support for KASAN on 64-bit Book3E

 - Add a watchdog driver for the new PowerVM hypervisor watchdog

 - Add a number of new selftests for the Power10 PMU support

 - Add a driver for the PowerVM Platform KeyStore

 - Increase the NMI watchdog timeout during live partition migration, to
   avoid timeouts due to increased memory access latency

 - Add support for using the 'linux,pci-domain' device tree property for
   PCI domain assignment

 - Many other small features and fixes

Thanks to Alexey Kardashevskiy, Andy Shevchenko, Arnd Bergmann, Athira
Rajeev, Bagas Sanjaya, Christophe Leroy, Erhard Furtner, Fabiano Rosas,
Greg Kroah-Hartman, Greg Kurz, Haowen Bai, Hari Bathini, Jason A.
Donenfeld, Jason Wang, Jiang Jian, Joel Stanley, Juerg Haefliger, Kajol
Jain, Kees Cook, Laurent Dufour, Madhavan Srinivasan, Masahiro Yamada,
Maxime Bizon, Miaoqian Lin, Murilo Opsfelder Araújo, Nathan Lynch,
Naveen N.  Rao, Nayna Jain, Nicholas Piggin, Ning Qiang, Pali Rohár,
Petr Mladek, Rashmica Gupta, Sachin Sant, Scott Cheloha, Segher
Boessenkool, Stephen Rothwell, Uwe Kleine-König, Wolfram Sang, Xiu
Jianfeng, and Zhouyi Zhou.

* tag 'powerpc-6.0-1' of git://git.kernel.org/pub/scm/linux/kernel/git/powerpc/linux: (191 commits)
  powerpc/64e: Fix kexec build error
  EDAC/ppc_4xx: Include required of_irq header directly
  powerpc/pci: Fix PHB numbering when using opal-phbid
  powerpc/64: Init jump labels before parse_early_param()
  selftests/powerpc: Avoid GCC 12 uninitialised variable warning
  powerpc/cell/axon_msi: Fix refcount leak in setup_msi_msg_address
  powerpc/xive: Fix refcount leak in xive_get_max_prio
  powerpc/spufs: Fix refcount leak in spufs_init_isolated_loader
  powerpc/perf: Include caps feature for power10 DD1 version
  powerpc: add support for syscall stack randomization
  powerpc: Move system_call_exception() to syscall.c
  powerpc/powernv: rename remaining rng powernv_ functions to pnv_
  powerpc/powernv/kvm: Use darn for H_RANDOM on Power9
  powerpc/powernv: Avoid crashing if rng is NULL
  selftests/powerpc: Fix matrix multiply assist test
  powerpc/signal: Update comment for clarity
  powerpc: make facility_unavailable_exception 64s
  powerpc/platforms/83xx/suspend: Remove write-only global variable
  powerpc/platforms/83xx/suspend: Prevent unloading the driver
  powerpc/platforms/83xx/suspend: Reorder to get rid of a forward declaration
  ...
2022-08-06 16:38:17 -07:00
Linus Torvalds
5f0848190c platform-drivers-x86 for v6.0-1
Highlights:
  -  Microsoft Surface:
     - SSAM hot unplug support
     - Surface Pro 8 keyboard cover support
     - Tablet mode switch support for Surface Pro 8 and Surface Laptop Studio
  -  thinkpad_acpi: AMD Automatice Mode Transitions (AMT) support
  -  Mellanox:
     - Vulcan chassis COMe NVSwitch management support
     - XH3000 support
  - New generic/shared Intel P2SB (Primary to Sideband) support
  - Lots of small cleanups
  - Various small bugfixes
  - Various new hardware ids / quirks additions
 
 The following is an automated git shortlog grouped by driver:
 
 ACPI:
  -  video: Fix acpi_video_handles_brightness_key_presses()
  -  video: Change how we determine if brightness key-presses are handled
 
 Documentation/ABI:
  -  Add new attributes for mlxreg-io sysfs interfaces
  -  mlxreg-io: Fix contact info
 
 Drop the PMC_ATOM Kconfig option:
  - Drop the PMC_ATOM Kconfig option
 
 EDAC, pnd2:
  -  convert to use common P2SB accessor
  -  Use proper I/O accessors and address space annotation
 
 HID:
  -  surface-hid: Add support for hot-removal
 
 ISST:
  -  PUNIT device mapping with Sub-NUMA clustering
 
 Kconfig:
  -  Remove unnecessary "if X86"
 
 MAINTAINERS:
  -  repair file entry in MICROSOFT SURFACE AGGREGATOR TABLET-MODE SWITCH
 
 Merge tag 'ib-mfd-edac-i2c-leds-pinctrl-platform-watchdog-v5.20' into review-hans:
  - Merge tag 'ib-mfd-edac-i2c-leds-pinctrl-platform-watchdog-v5.20' into review-hans
 
 Move AMD platform drivers to separate directory:
  - Move AMD platform drivers to separate directory
 
 acer-wmi:
  -  Use backlight helper
 
 acer_wmi:
  -  Cleanup Kconfig selects
 
 apple-gmux:
  -  Use backlight helper
 
 asus-wmi:
  -  Add mic-mute LED classdev support
  -  Add key mappings
 
 compal-laptop:
  -  Use backlight helper
 
 efi:
  -  Fix efi_power_off() not being run before acpi_power_off() when necessary
 
 gigabyte-wmi:
  -  add support for B660I AORUS PRO DDR4
 
 hp-wmi:
  -  Ignore Sanitization Mode event
 
 i2c:
  -  i801: convert to use common P2SB accessor
 
 ideapad-laptop:
  -  Add Ideapad 5 15ITL05 to ideapad_dytc_v4_allow_table[]
  -  Add allow_v4_dytc module parameter
 
 intel/pmc:
  -  Add Alder Lake N support to PMC core driver
 
 intel_atomisp2_led:
  -  Also turn off the always-on camera LED on the Asus T100TAF
 
 leds:
  -  simatic-ipc-leds-gpio: Add GPIO version of Siemens driver
  -  simatic-ipc-leds: Convert to use P2SB accessor
 
 mfd:
  -  lpc_ich: Add support for pinctrl in non-ACPI system
  -  lpc_ich: Switch to generic p2sb_bar()
  -  lpc_ich: Factor out lpc_ich_enable_spi_write()
 
 mlx-platform:
  -  Add COME board revision register
  -  Add support for new system XH3000
  -  Introduce support for COMe NVSwitch management module for Vulcan chassis
  -  Add support for systems equipped with two ASICs
  -  Add cosmetic changes for alignment
  -  Make activation of some drivers conditional
 
 p2sb:
  -  Move out of X86_PLATFORM_DEVICES dependency
 
 panasonic-laptop:
  -  Use acpi_video_get_backlight_type()
  -  filter out duplicate volume up/down/mute keypresses
  -  don't report duplicate brightness key-presses
  -  revert "Resolve hotkey double trigger bug"
  -  sort includes alphabetically
  -  de-obfuscate button codes
 
 pinctrl:
  -  intel: Check against matching data instead of ACPI companion
 
 platform/mellanox:
  -  mlxreg-lc: Fix error flow and extend verbosity
  -  mlxreg-io: Add locking for io operations
  -  nvsw-sn2201: fix error code in nvsw_sn2201_create_static_devices()
 
 platform/olpc:
  -  Fix uninitialized data in debugfs write
 
 platform/surface:
  -  gpe: Add support for 13" Intel version of Surface Laptop 4
  -  tabletsw: Fix __le32 integer access
  -  Update copyright year of various drivers
  -  aggregator: Move subsystem hub drivers to their own module
  -  aggregator: Move device registry helper functions to core module
  -  aggregator_registry: Add support for tablet mode switch on Surface Laptop Studio
  -  aggregator_registry: Add support for tablet mode switch on Surface Pro 8
  -  Add KIP/POS tablet-mode switch driver
  -  aggregator: Add helper macros for requests with argument and return value
  -  aggregator: Reserve more event- and target-categories
  -  avoid flush_scheduled_work() usage
  -  aggregator_registry: Add support for keyboard cover on Surface Pro 8
  -  aggregator_registry: Add KIP device hub
  -  aggregator_registry: Change device ID for base hub
  -  aggregator_registry: Generify subsystem hub functionality
  -  aggregator: Add comment for KIP subsystem category
  -  aggregator_registry: Use client device wrappers for notifier registration
  -  aggregator: Allow notifiers to avoid communication on unregistering
  -  aggregator: Allow devices to be marked as hot-removed
  -  aggregator: Allow is_ssam_device() to be used when CONFIG_SURFACE_AGGREGATOR_BUS is disabled
 
 platform/x86/amd/pmc:
  -  Add new platform support
  -  Add new acpi id for PMC controller
 
 platform/x86/dell:
  -  Kconfig: Remove unnecessary "depends on X86_PLATFORM_DEVICES"
 
 platform/x86/intel:
  -  Add Primary to Sideband (P2SB) bridge support
 
 platform/x86/intel/ifs:
  -  Mark as BROKEN
 
 platform/x86/intel/pmt:
  -  telemetry: Fix fixed region handling
 
 platform/x86/intel/vsec:
  -  Fix wrong type for local status variables
  -  Add PCI error recovery support to Intel PMT
  -  Add support for Raptor Lake
  -  Rework early hardware code
 
 pmc_atom:
  -  Fix comment typo
  -  Match all Lex BayTrail boards with critclk_systems DMI table
 
 power/supply:
  -  surface_battery: Use client device wrappers for notifier registration
  -  surface_charger: Use client device wrappers for notifier registration
 
 serial-multi-instantiate:
  -  Sort ACPI IDs by HID
  -  Get rid of redundant 'else'
  -  Use while (i--) pattern to clean up
  -  Improve dev_err_probe() messaging
  -  Drop duplicate check
  -  Improve autodetection
 
 simatic-ipc:
  -  drop custom P2SB bar code
 
 sony-laptop:
  -  Remove useless comparisons in sony_pic_read_possible_resource()
 
 system76_acpi:
  -  Use dev_get_drvdata
 
 thinkpad_acpi:
  -  Enable AMT by default on supported systems
  -  Add support for hotkey 0x131a
  -  Add support for automatic mode transitions
  -  profile capabilities as integer
  -  do not use PSC mode on Intel platforms
  -  Fix a memory leak of EFCH MMIO resource
  -  Replace custom str_on_off() etc
  -  Sort headers for better maintenance
  -  Use backlight helper
 
 tools/power/x86/intel-speed-select:
  -  Remove unneeded semicolon
  -  Fix off by one check
 
 watchdog:
  -  simatic-ipc-wdt: convert to use P2SB accessor
 
 x86-android-tablets:
  -  Fix Lenovo Yoga Tablet 2 830/1050 poweroff again
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Merge tag 'platform-drivers-x86-v6.0-1' of git://git.kernel.org/pub/scm/linux/kernel/git/pdx86/platform-drivers-x86

Pull x86 platform driver updates from Hans de Goede:

 - Microsoft Surface:
     - SSAM hot unplug support
     - Surface Pro 8 keyboard cover support
     - Tablet mode switch support for Surface Pro 8 and Surface Laptop
       Studio

 - thinkpad_acpi:
     - AMD Automatice Mode Transitions (AMT) support

 - Mellanox:
     - Vulcan chassis COMe NVSwitch management support
     - XH3000 support

 - New generic/shared Intel P2SB (Primary to Sideband) support

 - Lots of small cleanups

 - Various small bugfixes

 - Various new hardware ids / quirks additions

* tag 'platform-drivers-x86-v6.0-1' of git://git.kernel.org/pub/scm/linux/kernel/git/pdx86/platform-drivers-x86: (105 commits)
  platform/x86/intel/vsec: Fix wrong type for local status variables
  platform/x86: p2sb: Move out of X86_PLATFORM_DEVICES dependency
  platform/x86: pmc_atom: Fix comment typo
  platform/surface: gpe: Add support for 13" Intel version of Surface Laptop 4
  platform/olpc: Fix uninitialized data in debugfs write
  platform/mellanox: mlxreg-lc: Fix error flow and extend verbosity
  platform/x86: pmc_atom: Match all Lex BayTrail boards with critclk_systems DMI table
  platform/x86: sony-laptop: Remove useless comparisons in sony_pic_read_possible_resource()
  tools/power/x86/intel-speed-select: Remove unneeded semicolon
  tools/power/x86/intel-speed-select: Fix off by one check
  platform/surface: tabletsw: Fix __le32 integer access
  Documentation/ABI: Add new attributes for mlxreg-io sysfs interfaces
  Documentation/ABI: mlxreg-io: Fix contact info
  platform/mellanox: mlxreg-io: Add locking for io operations
  platform/x86: mlx-platform: Add COME board revision register
  platform/x86: mlx-platform: Add support for new system XH3000
  platform/x86: mlx-platform: Introduce support for COMe NVSwitch management module for Vulcan chassis
  platform/x86: mlx-platform: Add support for systems equipped with two ASICs
  platform/x86: mlx-platform: Add cosmetic changes for alignment
  platform/x86: mlx-platform: Make activation of some drivers conditional
  ...
2022-08-04 18:19:14 -07:00
Linus Torvalds
c1c76700a0 SPDX changes for 6.0-rc1
Here is the set of SPDX comment updates for 6.0-rc1.
 
 Nothing huge here, just a number of updated SPDX license tags and
 cleanups based on the review of a number of common patterns in GPLv2
 boilerplate text.  Also included in here are a few other minor updates,
 2 USB files, and one Documentation file update to get the SPDX lines
 correct.
 
 All of these have been in the linux-next tree for a very long time.
 
 Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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 4AKdqbiBNlFbCroQwmeQ
 =v1sg
 -----END PGP SIGNATURE-----

Merge tag 'spdx-6.0-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/spdx

Pull SPDX updates from Greg KH:
 "Here is the set of SPDX comment updates for 6.0-rc1.

  Nothing huge here, just a number of updated SPDX license tags and
  cleanups based on the review of a number of common patterns in GPLv2
  boilerplate text.

  Also included in here are a few other minor updates, two USB files,
  and one Documentation file update to get the SPDX lines correct.

  All of these have been in the linux-next tree for a very long time"

* tag 'spdx-6.0-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/spdx: (28 commits)
  Documentation: samsung-s3c24xx: Add blank line after SPDX directive
  x86/crypto: Remove stray comment terminator
  treewide: Replace GPLv2 boilerplate/reference with SPDX - gpl-2.0_406.RULE
  treewide: Replace GPLv2 boilerplate/reference with SPDX - gpl-2.0_398.RULE
  treewide: Replace GPLv2 boilerplate/reference with SPDX - gpl-2.0_391.RULE
  treewide: Replace GPLv2 boilerplate/reference with SPDX - gpl-2.0_390.RULE
  treewide: Replace GPLv2 boilerplate/reference with SPDX - gpl-2.0_385.RULE
  treewide: Replace GPLv2 boilerplate/reference with SPDX - gpl-2.0_320.RULE
  treewide: Replace GPLv2 boilerplate/reference with SPDX - gpl-2.0_319.RULE
  treewide: Replace GPLv2 boilerplate/reference with SPDX - gpl-2.0_318.RULE
  treewide: Replace GPLv2 boilerplate/reference with SPDX - gpl-2.0_298.RULE
  treewide: Replace GPLv2 boilerplate/reference with SPDX - gpl-2.0_292.RULE
  treewide: Replace GPLv2 boilerplate/reference with SPDX - gpl-2.0_179.RULE
  treewide: Replace GPLv2 boilerplate/reference with SPDX - gpl-2.0_168.RULE (part 2)
  treewide: Replace GPLv2 boilerplate/reference with SPDX - gpl-2.0_168.RULE (part 1)
  treewide: Replace GPLv2 boilerplate/reference with SPDX - gpl-2.0_160.RULE
  treewide: Replace GPLv2 boilerplate/reference with SPDX - gpl-2.0_152.RULE
  treewide: Replace GPLv2 boilerplate/reference with SPDX - gpl-2.0_149.RULE
  treewide: Replace GPLv2 boilerplate/reference with SPDX - gpl-2.0_147.RULE
  treewide: Replace GPLv2 boilerplate/reference with SPDX - gpl-2.0_133.RULE
  ...
2022-08-04 12:12:54 -07:00
Christophe Leroy
bce02f71e4 EDAC/ppc_4xx: Include required of_irq header directly
Commit 4d5c5bad51 ("powerpc: Remove asm/prom.h from asm/mpc52xx.h
and asm/pci.h") that cleans up powerpc's asm/prom.h leads to build
errors in ppc4xx_edac.c due to missing header. Include required
header directly to avoid the build failure.

Fixes: 4d5c5bad51 ("powerpc: Remove asm/prom.h from asm/mpc52xx.h and asm/pci.h")
Reported-by: kernel test robot <lkp@intel.com>
Signed-off-by: Christophe Leroy <christophe.leroy@csgroup.eu>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://lore.kernel.org/r/993f5a7da371458cb819b5f3f569073c78523b01.1659436180.git.christophe.leroy@csgroup.eu
2022-08-02 22:30:14 +10:00
Michael Ellerman
4177ab2283 EDAC/mpc85xx: Include required of headers directly
A subsequent commit to cleanup powerpc's asm/prom.h leads to build
errors in mpc85xx_edac.c due to missing headers. Include all required
headers directly to avoid the build failure.

Reported-by: kernel test robot <lkp@intel.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
2022-07-28 16:22:12 +10:00
Toshi Kani
5e2805d537 EDAC/ghes: Set the DIMM label unconditionally
The commit

  cb51a371d0 ("EDAC/ghes: Setup DIMM label from DMI and use it in error reports")

enforced that both the bank and device strings passed to
dimm_setup_label() are not NULL.

However, there are BIOSes, for example on a

  HPE ProLiant DL360 Gen10/ProLiant DL360 Gen10, BIOS U32 03/15/2019

which don't populate both strings:

  Handle 0x0020, DMI type 17, 84 bytes
  Memory Device
          Array Handle: 0x0013
          Error Information Handle: Not Provided
          Total Width: 72 bits
          Data Width: 64 bits
          Size: 32 GB
          Form Factor: DIMM
          Set: None
          Locator: PROC 1 DIMM 1        <===== device
          Bank Locator: Not Specified   <===== bank

This results in a buffer overflow because ghes_edac_register() calls
strlen() on an uninitialized label, which had non-zero values left over
from krealloc_array():

  detected buffer overflow in __fortify_strlen
   ------------[ cut here ]------------
   kernel BUG at lib/string_helpers.c:983!
   invalid opcode: 0000 [#1] PREEMPT SMP NOPTI
   CPU: 1 PID: 1 Comm: swapper/0 Tainted: G          I       5.18.6-200.fc36.x86_64 #1
   Hardware name: HPE ProLiant DL360 Gen10/ProLiant DL360 Gen10, BIOS U32 03/15/2019
   RIP: 0010:fortify_panic
   ...
   Call Trace:
    <TASK>
    ghes_edac_register.cold
    ghes_probe
    platform_probe
    really_probe
    __driver_probe_device
    driver_probe_device
    __driver_attach
    ? __device_attach_driver
    bus_for_each_dev
    bus_add_driver
    driver_register
    acpi_ghes_init
    acpi_init
    ? acpi_sleep_proc_init
    do_one_initcall

The label contains garbage because the commit in Fixes reallocs the
DIMMs array while scanning the system but doesn't clear the newly
allocated memory.

Change dimm_setup_label() to always initialize the label to fix the
issue. Set it to the empty string in case BIOS does not provide both
bank and device so that ghes_edac_register() can keep the default label
given by edac_mc_alloc_dimms().

  [ bp: Rewrite commit message. ]

Fixes: b9cae27728 ("EDAC/ghes: Scan the system once on driver init")
Co-developed-by: Robert Richter <rric@kernel.org>
Signed-off-by: Robert Richter <rric@kernel.org>
Signed-off-by: Toshi Kani <toshi.kani@hpe.com>
Signed-off-by: Borislav Petkov <bp@suse.de>
Tested-by: Robert Elliott <elliott@hpe.com>
Cc: <stable@vger.kernel.org>
Link: https://lore.kernel.org/r/20220719220124.760359-1-toshi.kani@hpe.com
2022-07-27 10:42:52 +02:00
Sherry Sun
4bcffe9417 EDAC/synopsys: Re-enable the error interrupts on v3 hw
zynqmp_get_error_info() writes 0 to the ECC_CLR_OFST register after
an interrupt for a {un-,}correctable error is raised, which disables
the error interrupts. Then the interrupt handler will be called only
once. Therefore, re-enable the error interrupt line at the end of
intr_handler() for v3.x Synopsys EDAC DDR.

Fixes: f7824ded41 ("EDAC/synopsys: Add support for version 3 of the Synopsys EDAC DDR")
Signed-off-by: Sherry Sun <sherry.sun@nxp.com>
Signed-off-by: Borislav Petkov <bp@suse.de>
Reviewed-by: Shubhrajyoti Datta <Shubhrajyoti.datta@xilinx.com>
Acked-by: Michal Simek <michal.simek@xilinx.com>
Cc: <stable@vger.kernel.org>
Link: https://lore.kernel.org/r/20220427015137.8406-3-sherry.sun@nxp.com
2022-07-22 14:31:38 +02:00
Sherry Sun
be76ceaf03 EDAC/synopsys: Use the correct register to disable the error interrupt on v3 hw
v3.x Synopsys EDAC DDR doesn't have the QOS Interrupt register. Use the
ECC Clear Register to disable the error interrupts instead.

Fixes: f7824ded41 ("EDAC/synopsys: Add support for version 3 of the Synopsys EDAC DDR")
Signed-off-by: Sherry Sun <sherry.sun@nxp.com>
Signed-off-by: Borislav Petkov <bp@suse.de>
Reviewed-by: Shubhrajyoti Datta <Shubhrajyoti.datta@xilinx.com>
Acked-by: Michal Simek <michal.simek@xilinx.com>
Cc: <stable@vger.kernel.org>
Link: https://lore.kernel.org/r/20220427015137.8406-2-sherry.sun@nxp.com
2022-07-22 14:31:30 +02:00
Andy Shevchenko
7b2db7049b EDAC, pnd2: convert to use common P2SB accessor
Since we have a common P2SB accessor in tree we may use it instead of
open coded variants.

Replace custom code by p2sb_bar() call.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Tested-by: Henning Schild <henning.schild@siemens.com>
Reviewed-by: Tony Luck <tony.luck@intel.com>
Signed-off-by: Lee Jones <lee@kernel.org>
2022-07-14 10:50:36 +01:00
Andy Shevchenko
6adc32f58b EDAC, pnd2: Use proper I/O accessors and address space annotation
The driver uses rather voodoo kind of castings and I/O accessors.
Replace it with proper __iomem annotation and readl()/readq() calls.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Tested-by: Henning Schild <henning.schild@siemens.com>
Reviewed-by: Tony Luck <tony.luck@intel.com>
Signed-off-by: Lee Jones <lee@kernel.org>
2022-07-14 10:50:36 +01:00
Thomas Gleixner
3bb165608e treewide: Replace GPLv2 boilerplate/reference with SPDX - gpl-2.0_56.RULE (part 2)
Based on the normalized pattern:

    this file is licensed under the terms of the gnu general public
    license version 2 this program is licensed as is without any warranty
    of any kind whether express or implied

extracted by the scancode license scanner the SPDX license identifier

    GPL-2.0-only

has been chosen to replace the boilerplate/reference.

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2022-06-10 14:51:35 +02:00
Linus Torvalds
abc8babefb - A gargen variety of fixes which don't fit any other tip bucket:
- Remove function export
  - Correct asm constraint
  - Fix __setup handlers retval
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Merge tag 'x86_misc_for_v5.19_rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip

Pull misc x86 updates from Borislav Petkov:
 "A variety of fixes which don't fit any other tip bucket:

   - Remove unnecessary function export

   - Correct asm constraint

   - Fix __setup handlers retval"

* tag 'x86_misc_for_v5.19_rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
  x86/mm: Cleanup the control_va_addr_alignment() __setup handler
  x86: Fix return value of __setup handlers
  x86/delay: Fix the wrong asm constraint in delay_loop()
  x86/amd_nb: Unexport amd_cache_northbridges()
2022-05-23 19:32:59 -07:00
Linus Torvalds
0be3ff0ccb - Switch ghes_edac to use the CPER error reporting routines and simplify
the code considerably this way
 
 - Rip out the silly edac_align_ptr() contraption which was computing the
 size of the private structures of each driver and thus allowing for a
 one-shot memory allocation. This was clearly unnecessary and confusing
 so switch to simple and boring kmalloc* calls.
 
 - Last but not least, the usual garden variety of fixes, cleanups and
 improvements all over EDAC land
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Merge tag 'edac_updates_for_v5.19_rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/ras/ras

Pull EDAC updates from Borislav Petkov:

 - Switch ghes_edac to use the CPER error reporting routines and
   simplify the code considerably this way

 - Rip out the silly edac_align_ptr() contraption which was computing
   the size of the private structures of each driver and thus allowing
   for a one-shot memory allocation. This was clearly unnecessary and
   confusing so switch to simple and boring kmalloc* calls.

 - Last but not least, the usual garden variety of fixes, cleanups and
   improvements all over EDAC land

* tag 'edac_updates_for_v5.19_rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/ras/ras:
  EDAC/xgene: Fix typo processsors -> processors
  EDAC/i5100: Remove unused inline function i5100_nrecmema_dm_buf_id()
  EDAC: Use kcalloc()
  EDAC/ghes: Change ghes_hw from global to static
  EDAC/armada_xp: Use devm_platform_ioremap_resource()
  EDAC/synopsys: Add a SPDX identifier
  EDAC/synopsys: Add driver support for i.MX platforms
  EDAC/dmc520: Don't print an error for each unconfigured interrupt line
  EDAC/mc: Get rid of edac_align_ptr()
  EDAC/device: Sanitize edac_device_alloc_ctl_info() definition
  EDAC/device: Get rid of the silly one-shot memory allocation in edac_device_alloc_ctl_info()
  EDAC/pci: Get rid of the silly one-shot memory allocation in edac_pci_alloc_ctl_info()
  EDAC/mc: Get rid of silly one-shot struct allocation in edac_mc_alloc()
  efi/cper: Reformat CPER memory error location to more readable
  EDAC/ghes: Unify CPER memory error location reporting
  efi/cper: Add a cper_mem_err_status_str() to decode error description
  powerpc/85xx: Remove fsl,85... bindings
2022-05-23 17:34:20 -07:00
Borislav Petkov
be80a1ca51 Merge branches 'edac-misc' and 'edac-alloc-cleanup' into edac-updates-for-v5.19
Combine all collected EDAC changes for submission into v5.19:

* edac-misc:
  EDAC/xgene: Fix typo processsors -> processors
  EDAC/i5100: Remove unused inline function i5100_nrecmema_dm_buf_id()
  EDAC/ghes: Change ghes_hw from global to static
  EDAC/armada_xp: Use devm_platform_ioremap_resource()
  EDAC/synopsys: Add a SPDX identifier
  EDAC/synopsys: Add driver support for i.MX platforms
  EDAC/dmc520: Don't print an error for each unconfigured interrupt line
  efi/cper: Reformat CPER memory error location to more readable
  EDAC/ghes: Unify CPER memory error location reporting
  efi/cper: Add a cper_mem_err_status_str() to decode error description
  powerpc/85xx: Remove fsl,85... bindings

* edac-alloc-cleanup:
  EDAC: Use kcalloc()
  EDAC/mc: Get rid of edac_align_ptr()
  EDAC/device: Sanitize edac_device_alloc_ctl_info() definition
  EDAC/device: Get rid of the silly one-shot memory allocation in edac_device_alloc_ctl_info()
  EDAC/pci: Get rid of the silly one-shot memory allocation in edac_pci_alloc_ctl_info()
  EDAC/mc: Get rid of silly one-shot struct allocation in edac_mc_alloc()

Signed-off-by: Borislav Petkov <bp@suse.de>
2022-05-23 10:19:30 +02:00
Julia Lawall
2aeb1f5fbb EDAC/xgene: Fix typo processsors -> processors
Spelling mistake (triple letters) in comment. Detected with the help of
Coccinelle.

Signed-off-by: Julia Lawall <Julia.Lawall@inria.fr>
Signed-off-by: Borislav Petkov <bp@suse.de>
Link: https://lore.kernel.org/r/20220521111145.81697-39-Julia.Lawall@inria.fr
2022-05-21 16:03:49 +02:00
YueHaibing
2edb9863e1 EDAC/i5100: Remove unused inline function i5100_nrecmema_dm_buf_id()
Commit

  a4972b1b9a ("edac: i5100_edac: Remove unused i5100_recmema_dm_buf_id")

left this function unused. Remove it.

Signed-off-by: YueHaibing <yuehaibing@huawei.com>
Signed-off-by: Borislav Petkov <bp@suse.de>
Link: https://lore.kernel.org/r/20220514080433.29944-1-yuehaibing@huawei.com
2022-05-17 17:44:50 +02:00
Borislav Petkov
13088b65d9 EDAC: Use kcalloc()
It is syntactic sugar anyway:

  # drivers/edac/edac_mc.o:

   text    data     bss     dec     hex filename
  13378     324       8   13710    358e edac_mc.o.before
  13378     324       8   13710    358e edac_mc.o.after

md5:
   70a53ee3ac7f867730e35c2be9110748  edac_mc.o.before.asm
   70a53ee3ac7f867730e35c2be9110748  edac_mc.o.after.asm

  # drivers/edac/edac_device.o:

   text    data     bss     dec     hex filename
   5704     120       4    5828    16c4 edac_device.o.before
   5704     120       4    5828    16c4 edac_device.o.after

md5:
   880563c859da6eb9aca85ec431fdbaeb  edac_device.o.before.asm
   880563c859da6eb9aca85ec431fdbaeb  edac_device.o.after.asm

No functional changes.

Reported-by: kernel test robot <lkp@intel.com>
Signed-off-by: Borislav Petkov <bp@suse.de>
Link: https://lore.kernel.org/r/20220412211957.28899-1-bp@alien8.de
2022-05-02 11:32:44 +02:00
Tom Rix
815fad6e4f EDAC/ghes: Change ghes_hw from global to static
Smatch reports this issue
  ghes_edac.c:44:3: warning: symbol 'ghes_hw' was not declared. Should it be static?

ghes_hw is used only in ghes_edac.c so change its storage-class
specifier to static.

Signed-off-by: Tom Rix <trix@redhat.com>
Signed-off-by: Borislav Petkov <bp@suse.de>
Link: https://lore.kernel.org/r/20220421135319.1508754-1-trix@redhat.com
2022-04-29 11:23:09 +02:00
Lv Ruyi
2f58783c5d EDAC/armada_xp: Use devm_platform_ioremap_resource()
Use the devm_platform_ioremap_resource() helper instead of calling
platform_get_resource() and devm_ioremap_resource() separately. Make the
code simpler without functional changes.

Reported-by: Zeal Robot <zealci@zte.com.cn>
Signed-off-by: Lv Ruyi <lv.ruyi@zte.com.cn>
Signed-off-by: Borislav Petkov <bp@suse.de>
Reviewed-by: Jan Luebbe <jlu@pengutronix.de>
Link: https://lore.kernel.org/r/20220421084621.2615517-1-lv.ruyi@zte.com.cn
2022-04-29 11:14:08 +02:00
Shubhrajyoti Datta
9ae83ec8b8 EDAC/synopsys: Add a SPDX identifier
Replace the copyright boilerplate with a SPDX identifier.

  [ bp: Rewrite commit message. ]

Signed-off-by: Shubhrajyoti Datta <shubhrajyoti.datta@xilinx.com>
Signed-off-by: Borislav Petkov <bp@suse.de>
Link: https://lore.kernel.org/r/20220428044051.2842687-1-shubhrajyoti.datta@xilinx.com
2022-04-28 15:38:08 +02:00
Sherry Sun
5297ecfe24 EDAC/synopsys: Add driver support for i.MX platforms
i.MX8MP use Synopsys v3.70a DDR controller IP so add support for it with
the Synopsys driver.

Signed-off-by: Sherry Sun <sherry.sun@nxp.com>
Signed-off-by: Borislav Petkov <bp@suse.de>
Acked-by: Michal Simek <michal.simek@amd.com>
Link: https://lore.kernel.org/r/20220428023209.18087-1-sherry.sun@nxp.com
2022-04-28 15:15:59 +02:00
Tyler Hicks
ad2df24732 EDAC/dmc520: Don't print an error for each unconfigured interrupt line
The dmc520 driver requires that at least one interrupt line, out of the
ten possible, is configured. The driver prints an error and returns
-EINVAL from its .probe function if there are no interrupt lines
configured.

Don't print a KERN_ERR level message for each interrupt line that's
unconfigured as that can confuse users into thinking that there is an
error condition.

Before this change, the following KERN_ERR level messages would be
reported if only dram_ecc_errc and dram_ecc_errd were configured in the
device tree:

  dmc520 68000000.dmc: IRQ ram_ecc_errc not found
  dmc520 68000000.dmc: IRQ ram_ecc_errd not found
  dmc520 68000000.dmc: IRQ failed_access not found
  dmc520 68000000.dmc: IRQ failed_prog not found
  dmc520 68000000.dmc: IRQ link_err not
  dmc520 68000000.dmc: IRQ temperature_event not found
  dmc520 68000000.dmc: IRQ arch_fsm not found
  dmc520 68000000.dmc: IRQ phy_request not found

Fixes: 1088750d78 ("EDAC: Add EDAC driver for DMC520")
Reported-by: Sinan Kaya <okaya@kernel.org>
Signed-off-by: Tyler Hicks <tyhicks@linux.microsoft.com>
Signed-off-by: Borislav Petkov <bp@suse.de>
Link: https://lore.kernel.org/r/20220111163800.22362-1-tyhicks@linux.microsoft.com
2022-04-19 11:25:41 +02:00
Shubhrajyoti Datta
e2932d1f6f EDAC/synopsys: Read the error count from the correct register
Currently, the error count is read wrongly from the status register. Read
the count from the proper error count register (ERRCNT).

  [ bp: Massage. ]

Fixes: b500b4a029 ("EDAC, synopsys: Add ECC support for ZynqMP DDR controller")
Signed-off-by: Shubhrajyoti Datta <shubhrajyoti.datta@xilinx.com>
Signed-off-by: Borislav Petkov <bp@suse.de>
Acked-by: Michal Simek <michal.simek@xilinx.com>
Cc: <stable@vger.kernel.org>
Link: https://lore.kernel.org/r/20220414102813.4468-1-shubhrajyoti.datta@xilinx.com
2022-04-14 14:44:49 +02:00
Borislav Petkov
713c4ff885 EDAC/mc: Get rid of edac_align_ptr()
Get rid of it now that it is unused.

Signed-off-by: Borislav Petkov <bp@suse.de>
Link: https://lore.kernel.org/r/20220310095254.1510-6-bp@alien8.de
2022-04-11 12:04:11 +02:00
Borislav Petkov
0d24a49e88 EDAC/device: Sanitize edac_device_alloc_ctl_info() definition
Shorten argument names, correct formatting, sort local vars in reverse
x-mas tree order.

No functional changes.

Signed-off-by: Borislav Petkov <bp@suse.de>
Link: https://lore.kernel.org/r/20220310095254.1510-5-bp@alien8.de
2022-04-11 11:50:39 +02:00
Borislav Petkov
9fb9ce392a EDAC/device: Get rid of the silly one-shot memory allocation in edac_device_alloc_ctl_info()
Use boring kzalloc() instead. Add pointers to the different allocated
members in struct edac_device_ctl_info for easier freeing later.

One of the reasons, perhaps, why it was done this way is to be able to
do a single kfree(ctl_info) without having to kfree() the other parts of
the struct too but that is not nearly a sensible reason as to why there
should be this obscure pointer alignment.

There should be no functional changes resulting from this.

Signed-off-by: Borislav Petkov <bp@suse.de>
Link: https://lore.kernel.org/r/20220310095254.1510-4-bp@alien8.de
2022-04-11 11:43:26 +02:00
Borislav Petkov
fb8cd45ca3 EDAC/pci: Get rid of the silly one-shot memory allocation in edac_pci_alloc_ctl_info()
Use boring kzalloc() instead.

There should be no functional changes resulting from this.

Signed-off-by: Borislav Petkov <bp@suse.de>
Link: https://lore.kernel.org/r/20220310095254.1510-3-bp@alien8.de
2022-04-11 11:38:10 +02:00
Borislav Petkov
0bbb265f70 EDAC/mc: Get rid of silly one-shot struct allocation in edac_mc_alloc()
This has probably meant something at some point but there's no need for
it anymore - the struct mem_ctl_info allocation can happen with normal,
boring k*alloc() calls like everyone else does it.

No functional changes.

Signed-off-by: Borislav Petkov <bp@suse.de>
Link: https://lore.kernel.org/r/20220310095254.1510-2-bp@alien8.de
2022-04-11 11:25:39 +02:00
Shuai Xue
ed27b5df38 EDAC/ghes: Unify CPER memory error location reporting
Switch the GHES EDAC memory error reporting functions to use the common
CPER ones and get rid of code duplication.

  [ bp:
      - rewrite commit message, remove useless text
      - rip out useless reformatting
      - align function params on the opening brace
      - rename function to a more descriptive name
      - drop useless function exports
      - handle buffer lengths properly when printing other detail
      - remove useless casting
  ]

Signed-off-by: Shuai Xue <xueshuai@linux.alibaba.com>
Signed-off-by: Borislav Petkov <bp@suse.de>
Link: https://lore.kernel.org/r/20220308144053.49090-3-xueshuai@linux.alibaba.com
2022-04-08 11:31:18 +02:00
Christophe Leroy
b2fa90ef62 powerpc/85xx: Remove fsl,85... bindings
Since

  8a4ab218ef ("powerpc/85xx: Change deprecated binding for 85xx-based boards")

those bindings are not used anymore.

A comment in drivers/edac/mpc85xx_edac.c say they are to be removed
with kernel 2.6.30.

Remove them now.

Signed-off-by: Christophe Leroy <christophe.leroy@csgroup.eu>
Signed-off-by: Borislav Petkov <bp@suse.de>
Acked-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Acked-by: Scott Wood <oss@buserror.net>
Link: https://lore.kernel.org/r/82a8bc4450a4daee50ee5fada75621fecb3703ff.1648721299.git.christophe.leroy@csgroup.eu
2022-04-05 22:03:02 +02:00
Muralidhara M K
e1907d3751 x86/amd_nb: Unexport amd_cache_northbridges()
amd_cache_northbridges() is exported by amd_nb.c and is called by
amd64-agp.c and amd64_edac.c modules at module_init() time so that NB
descriptors are properly cached before those drivers can use them.

However, the init_amd_nbs() initcall already does call
amd_cache_northbridges() unconditionally and thus makes sure the NB
descriptors are enumerated.

That initcall is a fs_initcall type which is on the 5th group (starting
from 0) of initcalls that gets run in increasing numerical order by the
init code.

The module_init() call is turned into an __initcall() in the MODULE=n
case and those are device-level initcalls, i.e., group 6.

Therefore, the northbridges caching is already finished by the time
module initialization starts and thus the correct initialization order
is retained.

Unexport amd_cache_northbridges(), update dependent modules to
call amd_nb_num() instead. While at it, simplify the checks in
amd_cache_northbridges().

  [ bp: Heavily massage and *actually* explain why the change is ok. ]

Signed-off-by: Muralidhara M K <muralimk@amd.com>
Signed-off-by: Naveen Krishna Chatradhi <nchatrad@amd.com>
Signed-off-by: Borislav Petkov <bp@suse.de>
Link: https://lore.kernel.org/r/20220324122729.221765-1-nchatrad@amd.com
2022-04-05 19:22:27 +02:00
Borislav Petkov
1422df58e5 Merge branch 'edac-amd64' into edac-updates-for-v5.18
Signed-off-by: Borislav Petkov <bp@suse.de>
2022-03-21 10:34:57 +01:00
Rabara Niravkumar L
e1bca853dd EDAC/altera: Add SDRAM ECC check for U-Boot
A bug in legacy U-Boot causes a crash during SDRAM boot if ECC is not
enabled in the bitstream but enabled in the Linux config.

Memory mapped read of the ECC Enabled bit was only enabled if U-Boot
determined ECC was enabled in the bitstream.

The Linux driver checks the ECC enable bit using a memory map read.
In the ECC disabled bitstream case, U-Boot didn't enable ECC register
memory map reads and since they are not allowed this results in a crash.

Always read the ECC Enable register through a SMC call which is always
allowed and it works with legacy and current U-Boot.

  [ bp: Massage commit message. ]

Signed-off-by: Rabara Niravkumar L <niravkumar.l.rabara@intel.com>
Signed-off-by: Borislav Petkov <bp@suse.de>
Acked-by: Dinh Nguyen <dinguyen@kernel.org>
Link: https://lore.kernel.org/r/20220305014118.4794-1-niravkumar.l.rabara@intel.com
2022-03-16 09:56:39 +01:00
Yazen Ghannam
2151c84ece EDAC/amd64: Add new register offset support and related changes
Introduce a "family flags" bitmask that can be used to indicate any
special behavior needed on a per-family basis.

Add a flag to indicate a system uses the new register offsets introduced
with Family 19h Model 10h.

Use this flag to account for register offset changes, a new bitfield
indicating DDR5 use on a memory controller, and to set the proper number
of chip select masks.

Rework f17_addr_mask_to_cs_size() to properly handle the change in chip
select masks. And update code comments to reflect the updated Chip
Select, DIMM, and Mask relationships.

[uninitialized variable warning]
Reported-by: kernel test robot <lkp@intel.com>
Signed-off-by: Yazen Ghannam <yazen.ghannam@amd.com>
Signed-off-by: Borislav Petkov <bp@suse.de>
Reviewed-by: William Roche <william.roche@oracle.com>
Link: https://lore.kernel.org/r/20220202144307.2678405-3-yazen.ghannam@amd.com
2022-02-23 22:01:33 +01:00
Yazen Ghannam
75aeaaf23d EDAC/amd64: Set memory type per DIMM
Current AMD systems allow mixing of DIMM types within a system. However,
DIMMs within a channel, i.e. managed by a single Unified Memory
Controller (UMC), must be of the same type.

Handle this possible configuration by checking and setting the memory
type for each individual "UMC" structure.

Signed-off-by: Yazen Ghannam <yazen.ghannam@amd.com>
Signed-off-by: Borislav Petkov <bp@suse.de>
Reviewed-by: William Roche <william.roche@oracle.com>
Link: https://lore.kernel.org/r/20220202144307.2678405-2-yazen.ghannam@amd.com
2022-02-23 21:53:45 +01:00
Eliav Farber
f8efca92ae EDAC: Fix calculation of returned address and next offset in edac_align_ptr()
Do alignment logic properly and use the "ptr" local variable for
calculating the remainder of the alignment.

This became an issue because struct edac_mc_layer has a size that is not
zero modulo eight, and the next offset that was prepared for the private
data was unaligned, causing an alignment exception.

The patch in Fixes: which broke this actually wanted to "what we
actually care about is the alignment of the actual pointer that's about
to be returned." But it didn't check that alignment.

Use the correct variable "ptr" for that.

  [ bp: Massage commit message. ]

Fixes: 8447c4d15e ("edac: Do alignment logic properly in edac_align_ptr()")
Signed-off-by: Eliav Farber <farbere@amazon.com>
Signed-off-by: Borislav Petkov <bp@suse.de>
Cc: <stable@vger.kernel.org>
Link: https://lore.kernel.org/r/20220113100622.12783-2-farbere@amazon.com
2022-02-15 15:54:46 +01:00