History log of /openbmc/linux/arch/x86/kernel/amd_nb.c (Results 1 – 25 of 632)
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# 8ebc80a2 17-Mar-2025 Andrew Jeffery <andrew@codeconstruct.com.au>

Merge tag 'v6.6.83' into for/openbmc/dev-6.6

This is the 6.6.83 stable release

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Merge tag 'v6.6.83' into for/openbmc/dev-6.6

This is the 6.6.83 stable release

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# gpg: Signature made Thu 13 Mar 2025 22:29:54 ACDT
# gpg: using RSA key 647F28654894E3BD457199BE38DBBDC86092693E
# gpg: Good signature from "Greg Kroah-Hartman <gregkh@kernel.org>" [marginal]
# gpg: gregkh@kernel.org: Verified 12 signatures in the past 7 weeks. Encrypted
# 0 messages.
# gpg: Warning: you have yet to encrypt a message to this key!
# gpg: WARNING: This key is not certified with sufficiently trusted signatures!
# gpg: It is not certain that the signature belongs to the owner.
# Primary key fingerprint: 647F 2865 4894 E3BD 4571 99BE 38DB BDC8 6092 693E

show more ...


Revision tags: v6.6.83, v6.6.82, v6.6.81
# 8f43ba5e 06-Mar-2025 Andrew Cooper <andrew.cooper3@citrix.com>

x86/amd_nb: Use rdmsr_safe() in amd_get_mmconfig_range()

commit 14cb5d83068ecf15d2da6f7d0e9ea9edbcbc0457 upstream.

Xen doesn't offer MSR_FAM10H_MMIO_CONF_BASE to all guests. This results
in the fo

x86/amd_nb: Use rdmsr_safe() in amd_get_mmconfig_range()

commit 14cb5d83068ecf15d2da6f7d0e9ea9edbcbc0457 upstream.

Xen doesn't offer MSR_FAM10H_MMIO_CONF_BASE to all guests. This results
in the following warning:

unchecked MSR access error: RDMSR from 0xc0010058 at rIP: 0xffffffff8101d19f (xen_do_read_msr+0x7f/0xa0)
Call Trace:
xen_read_msr+0x1e/0x30
amd_get_mmconfig_range+0x2b/0x80
quirk_amd_mmconfig_area+0x28/0x100
pnp_fixup_device+0x39/0x50
__pnp_add_device+0xf/0x150
pnp_add_device+0x3d/0x100
pnpacpi_add_device_handler+0x1f9/0x280
acpi_ns_get_device_callback+0x104/0x1c0
acpi_ns_walk_namespace+0x1d0/0x260
acpi_get_devices+0x8a/0xb0
pnpacpi_init+0x50/0x80
do_one_initcall+0x46/0x2e0
kernel_init_freeable+0x1da/0x2f0
kernel_init+0x16/0x1b0
ret_from_fork+0x30/0x50
ret_from_fork_asm+0x1b/0x30

based on quirks for a "PNP0c01" device. Treating MMCFG as disabled is the
right course of action, so no change is needed there.

This was most likely exposed by fixing the Xen MSR accessors to not be
silently-safe.

Fixes: 3fac3734c43a ("xen/pv: support selecting safe/unsafe msr accesses")
Signed-off-by: Andrew Cooper <andrew.cooper3@citrix.com>
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Link: https://lore.kernel.org/r/20250307002846.3026685-1-andrew.cooper3@citrix.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

show more ...


Revision tags: v6.6.80, v6.6.79
# 360823a0 17-Feb-2025 Andrew Jeffery <andrew@codeconstruct.com.au>

Merge tag 'v6.6.78' into for/openbmc/dev-6.6

This is the 6.6.78 stable release

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Merge tag 'v6.6.78' into for/openbmc/dev-6.6

This is the 6.6.78 stable release

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# gpg: Signature made Mon 17 Feb 2025 19:10:53 ACDT
# gpg: using RSA key 647F28654894E3BD457199BE38DBBDC86092693E
# gpg: Good signature from "Greg Kroah-Hartman <gregkh@kernel.org>" [marginal]
# gpg: gregkh@kernel.org: Verified 7 signatures in the past 3 weeks. Encrypted
# 0 messages.
# gpg: Warning: you have yet to encrypt a message to this key!
# gpg: Warning: if you think you've seen more signatures by this key and user
# id, then this key might be a forgery! Carefully examine the email address
# for small variations. If the key is suspect, then use
# gpg --tofu-policy bad 647F28654894E3BD457199BE38DBBDC86092693E
# to mark it as being bad.
# gpg: WARNING: This key is not certified with sufficiently trusted signatures!
# gpg: It is not certain that the signature belongs to the owner.
# Primary key fingerprint: 647F 2865 4894 E3BD 4571 99BE 38DB BDC8 6092 693E

show more ...


Revision tags: v6.6.78, v6.6.77, v6.6.76, v6.6.75, v6.6.74, v6.6.73, v6.6.72, v6.6.71, v6.12.9, v6.6.70, v6.12.8, v6.6.69, v6.12.7, v6.6.68, v6.12.6, v6.6.67, v6.12.5, v6.6.66, v6.6.65, v6.12.4, v6.6.64
# 737ae6dd 06-Dec-2024 Yazen Ghannam <yazen.ghannam@amd.com>

x86/amd_nb: Restrict init function to AMD-based systems

[ Upstream commit bee9e840609cc67d0a7d82f22a2130fb7a0a766d ]

The code implicitly operates on AMD-based systems by matching on PCI
IDs. Howeve

x86/amd_nb: Restrict init function to AMD-based systems

[ Upstream commit bee9e840609cc67d0a7d82f22a2130fb7a0a766d ]

The code implicitly operates on AMD-based systems by matching on PCI
IDs. However, the use of these IDs is going away.

Add an explicit CPU vendor check instead of relying on PCI IDs.

Signed-off-by: Yazen Ghannam <yazen.ghannam@amd.com>
Signed-off-by: Borislav Petkov (AMD) <bp@alien8.de>
Link: https://lore.kernel.org/r/20241206161210.163701-3-yazen.ghannam@amd.com
Signed-off-by: Sasha Levin <sashal@kernel.org>

show more ...


Revision tags: v6.12.3, v6.12.2, v6.6.63, v6.12.1, v6.12, v6.6.62, v6.6.61, v6.6.60, v6.6.59, v6.6.58
# 7b7fd0ac 17-Oct-2024 Andrew Jeffery <andrew@codeconstruct.com.au>

Merge tag 'v6.6.57' into for/openbmc/dev-6.6

This is the 6.6.57 stable release


Revision tags: v6.6.57, v6.6.56, v6.6.55, v6.6.54, v6.6.53, v6.6.52, v6.6.51, v6.6.50, v6.6.49, v6.6.48, v6.6.47, v6.6.46, v6.6.45, v6.6.44, v6.6.43, v6.6.42
# 1fab0233 22-Jul-2024 Shyam Sundar S K <Shyam-sundar.S-k@amd.com>

x86/amd_nb: Add new PCI IDs for AMD family 1Ah model 60h

[ Upstream commit 59c34008d3bdeef4c8ebc0ed2426109b474334d4 ]

Add new PCI device IDs into the root IDs and miscellaneous IDs lists to
provide

x86/amd_nb: Add new PCI IDs for AMD family 1Ah model 60h

[ Upstream commit 59c34008d3bdeef4c8ebc0ed2426109b474334d4 ]

Add new PCI device IDs into the root IDs and miscellaneous IDs lists to
provide support for the latest generation of AMD 1Ah family 60h processor
models.

Signed-off-by: Shyam Sundar S K <Shyam-sundar.S-k@amd.com>
Signed-off-by: Borislav Petkov (AMD) <bp@alien8.de>
Reviewed-by: Yazen Ghannam <yazen.ghannam@amd.com>
Link: https://lore.kernel.org/r/20240722092801.3480266-1-Shyam-sundar.S-k@amd.com
Signed-off-by: Sasha Levin <sashal@kernel.org>

show more ...


Revision tags: v6.6.41, v6.6.40, v6.6.39, v6.6.38, v6.6.37, v6.6.36, v6.6.35, v6.6.34, v6.6.33, v6.6.32, v6.6.31
# 9736678b 10-May-2024 Shyam Sundar S K <Shyam-sundar.S-k@amd.com>

x86/amd_nb: Add new PCI IDs for AMD family 0x1a

[ Upstream commit 0e640f0a47d8426eab1fb9c03f0af898dfe810b8 ]

Add the new PCI Device IDs to the MISC IDs list to support new
generation of AMD 1Ah fam

x86/amd_nb: Add new PCI IDs for AMD family 0x1a

[ Upstream commit 0e640f0a47d8426eab1fb9c03f0af898dfe810b8 ]

Add the new PCI Device IDs to the MISC IDs list to support new
generation of AMD 1Ah family 70h Models of processors.

[ bp: Massage commit message. ]

Signed-off-by: Shyam Sundar S K <Shyam-sundar.S-k@amd.com>
Signed-off-by: Borislav Petkov (AMD) <bp@alien8.de>
Link: https://lore.kernel.org/r/20240510111829.969501-1-Shyam-sundar.S-k@amd.com
Stable-dep-of: 59c34008d3bd ("x86/amd_nb: Add new PCI IDs for AMD family 1Ah model 60h")
Signed-off-by: Sasha Levin <sashal@kernel.org>

show more ...


# 6c71a057 23-Jun-2024 Andrew Jeffery <andrew@codeconstruct.com.au>

Merge tag 'v6.6.35' into dev-6.6

This is the 6.6.35 stable release


Revision tags: v6.6.30, v6.6.29, v6.6.28, v6.6.27, v6.6.26, v6.6.25, v6.6.24, v6.6.23, v6.6.16, v6.6.15, v6.6.14, v6.6.13, v6.6.12, v6.6.11, v6.6.10, v6.6.9, v6.6.8, v6.6.7, v6.6.6, v6.6.5, v6.6.4, v6.6.3, v6.6.2, v6.5.11, v6.6.1, v6.5.10, v6.6, v6.5.9, v6.5.8, v6.5.7, v6.5.6, v6.5.5, v6.5.4, v6.5.3, v6.5.2, v6.1.51, v6.5.1, v6.1.50, v6.5, v6.1.49, v6.1.48, v6.1.46, v6.1.45, v6.1.44, v6.1.43, v6.1.42, v6.1.41, v6.1.40, v6.1.39, v6.1.38, v6.1.37, v6.1.36, v6.4, v6.1.35, v6.1.34, v6.1.33, v6.1.32, v6.1.31, v6.1.30, v6.1.29, v6.1.28, v6.1.27, v6.1.26, v6.3, v6.1.25, v6.1.24, v6.1.23
# 348008f0 03-Apr-2023 Yazen Ghannam <yazen.ghannam@amd.com>

x86/amd_nb: Check for invalid SMN reads

commit c625dabbf1c4a8e77e4734014f2fde7aa9071a1f upstream.

AMD Zen-based systems use a System Management Network (SMN) that
provides access to implementation-

x86/amd_nb: Check for invalid SMN reads

commit c625dabbf1c4a8e77e4734014f2fde7aa9071a1f upstream.

AMD Zen-based systems use a System Management Network (SMN) that
provides access to implementation-specific registers.

SMN accesses are done indirectly through an index/data pair in PCI
config space. The PCI config access may fail and return an error code.
This would prevent the "read" value from being updated.

However, the PCI config access may succeed, but the return value may be
invalid. This is in similar fashion to PCI bad reads, i.e. return all
bits set.

Most systems will return 0 for SMN addresses that are not accessible.
This is in line with AMD convention that unavailable registers are
Read-as-Zero/Writes-Ignored.

However, some systems will return a "PCI Error Response" instead. This
value, along with an error code of 0 from the PCI config access, will
confuse callers of the amd_smn_read() function.

Check for this condition, clear the return value, and set a proper error
code.

Fixes: ddfe43cdc0da ("x86/amd_nb: Add SMN and Indirect Data Fabric access for AMD Fam17h")
Signed-off-by: Yazen Ghannam <yazen.ghannam@amd.com>
Signed-off-by: Borislav Petkov (AMD) <bp@alien8.de>
Cc: stable@vger.kernel.org
Link: https://lore.kernel.org/r/20230403164244.471141-1-yazen.ghannam@amd.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

show more ...


# b97d6790 13-Dec-2023 Joel Stanley <joel@jms.id.au>

Merge tag 'v6.6.6' into dev-6.6

This is the 6.6.6 stable release

Signed-off-by: Joel Stanley <joel@jms.id.au>


# 28e7c108 03-Aug-2023 Yazen Ghannam <yazen.ghannam@amd.com>

x86/amd_nb: Use Family 19h Models 60h-7Fh Function 4 IDs

commit 2a565258b3f4bbdc7a3c09cd02082cb286a7bffc upstream.

Three PCI IDs for DF Function 4 were defined but not used.

Add them to the "link"

x86/amd_nb: Use Family 19h Models 60h-7Fh Function 4 IDs

commit 2a565258b3f4bbdc7a3c09cd02082cb286a7bffc upstream.

Three PCI IDs for DF Function 4 were defined but not used.

Add them to the "link" list.

Fixes: f8faf3496633 ("x86/amd_nb: Add AMD PCI IDs for SMN communication")
Fixes: 23a5b8bb022c ("x86/amd_nb: Add PCI ID for family 19h model 78h")
Signed-off-by: Yazen Ghannam <yazen.ghannam@amd.com>
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Cc: stable@vger.kernel.org
Link: https://lore.kernel.org/r/20230803150430.3542854-1-yazen.ghannam@amd.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

show more ...


# c900529f 12-Sep-2023 Thomas Zimmermann <tzimmermann@suse.de>

Merge drm/drm-fixes into drm-misc-fixes

Forwarding to v6.6-rc1.

Signed-off-by: Thomas Zimmermann <tzimmermann@suse.de>


# 1ac731c5 30-Aug-2023 Dmitry Torokhov <dmitry.torokhov@gmail.com>

Merge branch 'next' into for-linus

Prepare input updates for 6.6 merge window.


# 7e5e832c 28-Aug-2023 Linus Torvalds <torvalds@linux-foundation.org>

Merge tag 'x86_misc_for_v6.6_rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip

Pull misc x86 updates from Borislav Petkov:

- Add PCI device IDs for a new AMD family 0x1a CPUs and use t

Merge tag 'x86_misc_for_v6.6_rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip

Pull misc x86 updates from Borislav Petkov:

- Add PCI device IDs for a new AMD family 0x1a CPUs and use them in the
respective drivers

- Update HPE Superdome Flex maintainers list

* tag 'x86_misc_for_v6.6_rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
x86/uv: Update HPE Superdome Flex Maintainers
EDAC/amd64: Add support for AMD family 1Ah models 00h-1Fh and 40h-4Fh
hwmon: (k10temp) Add thermal support for AMD Family 1Ah-based models
x86/amd_nb: Add PCI IDs for AMD Family 1Ah-based models

show more ...


# c6401660 08-Aug-2023 Avadhut Naik <Avadhut.Naik@amd.com>

x86/amd_nb: Add PCI IDs for AMD Family 1Ah-based models

Add new PCI Device IDs required to support AMD's new Family 1Ah-based
models 00h-1Fh, 20h and 40h-4Fh.

[ bp: Zap a useless sentence. ]

Co-

x86/amd_nb: Add PCI IDs for AMD Family 1Ah-based models

Add new PCI Device IDs required to support AMD's new Family 1Ah-based
models 00h-1Fh, 20h and 40h-4Fh.

[ bp: Zap a useless sentence. ]

Co-developed-by: Mario Limonciello <mario.limonciello@amd.com>
Signed-off-by: Mario Limonciello <mario.limonciello@amd.com>
Signed-off-by: Avadhut Naik <Avadhut.Naik@amd.com>
Signed-off-by: Borislav Petkov (AMD) <bp@alien8.de>
Link: https://lore.kernel.org/r/20230809035244.2722455-2-avadhut.naik@amd.com

show more ...


# 2612e3bb 07-Aug-2023 Rodrigo Vivi <rodrigo.vivi@intel.com>

Merge drm/drm-next into drm-intel-next

Catching-up with drm-next and drm-intel-gt-next.
It will unblock a code refactor around the platform
definitions (names vs acronyms).

Signed-off-by: Rodrigo V

Merge drm/drm-next into drm-intel-next

Catching-up with drm-next and drm-intel-gt-next.
It will unblock a code refactor around the platform
definitions (names vs acronyms).

Signed-off-by: Rodrigo Vivi <rodrigo.vivi@intel.com>

show more ...


# 9f771739 07-Aug-2023 Joonas Lahtinen <joonas.lahtinen@linux.intel.com>

Merge drm/drm-next into drm-intel-gt-next

Need to pull in b3e4aae612ec ("drm/i915/hdcp: Modify hdcp_gsc_message msg sending mechanism") as
a dependency for https://patchwork.freedesktop.org/series/1

Merge drm/drm-next into drm-intel-gt-next

Need to pull in b3e4aae612ec ("drm/i915/hdcp: Modify hdcp_gsc_message msg sending mechanism") as
a dependency for https://patchwork.freedesktop.org/series/121735/

Signed-off-by: Joonas Lahtinen <joonas.lahtinen@linux.intel.com>

show more ...


# 61b73694 24-Jul-2023 Thomas Zimmermann <tzimmermann@suse.de>

Merge drm/drm-next into drm-misc-next

Backmerging to get v6.5-rc2.

Signed-off-by: Thomas Zimmermann <tzimmermann@suse.de>


# 50501936 17-Jul-2023 Dmitry Torokhov <dmitry.torokhov@gmail.com>

Merge tag 'v6.4' into next

Sync up with mainline to bring in updates to shared infrastructure.


# 0791faeb 17-Jul-2023 Mark Brown <broonie@kernel.org>

ASoC: Merge v6.5-rc2

Get a similar baseline to my other branches, and fixes for people using
the branch.


# 2f98e686 11-Jul-2023 Maxime Ripard <mripard@kernel.org>

Merge v6.5-rc1 into drm-misc-fixes

Boris needs 6.5-rc1 in drm-misc-fixes to prevent a conflict.

Signed-off-by: Maxime Ripard <mripard@kernel.org>


# 44f10dbe 30-Jun-2023 Andrew Morton <akpm@linux-foundation.org>

Merge branch 'master' into mm-hotfixes-stable


# e80b5003 27-Jun-2023 Jiri Kosina <jkosina@suse.cz>

Merge branch 'for-6.5/apple' into for-linus

- improved support for Keychron K8 keyboard (Lasse Brun)


# 53ae158f 27-Jun-2023 Russell King (Oracle) <rmk+kernel@armlinux.org.uk>

Merge tag 'arm-vfp-refactor-for-rmk' of git://git.kernel.org/pub/scm/linux/kernel/git/ardb/linux into devel-stable

Refactor VFP support code and reimplement in C

The VFP related changes to permit k

Merge tag 'arm-vfp-refactor-for-rmk' of git://git.kernel.org/pub/scm/linux/kernel/git/ardb/linux into devel-stable

Refactor VFP support code and reimplement in C

The VFP related changes to permit kernel mode NEON in softirq context
resulted in some issues regarding en/disabling of sofirqs from asm code,
and this made it clear that it would be better to handle more of it from
C code.

Given that we already have infrastructure that associates undefined
instruction exceptions with handler code based on value/mask pairs, we
can easily move the dispatch of VFP and NEON instructions to C code once
we reimplement the actual VFP support routine (which reasons about how
to deal with the exception and whether any emulation is needed) in C
code first.

With those out of the way, we can drop the partial decoding logic in asm
that reasons about which ISA is being used by user space, as the
remaining cases are all 32-bit ARM only. This leaves a FPE specific
routine with some iWMMXT logic that is easily duplicated in C as well,
allowing us to move the FPE asm code into the FPE asm source file, and
out of the shared entry code.

show more ...


# aa35a483 26-Jun-2023 Linus Torvalds <torvalds@linux-foundation.org>

Merge tag 'ras_core_for_v6.5' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip

Pull RAS updates from Borislav Petkov:

- Add initial support for RAS hardware found on AMD server GPUs (MI200

Merge tag 'ras_core_for_v6.5' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip

Pull RAS updates from Borislav Petkov:

- Add initial support for RAS hardware found on AMD server GPUs (MI200).

Those GPUs and CPUs are connected together through the coherent
fabric and the GPU memory controllers report errors through x86's MCA
so EDAC needs to support them. The amd64_edac driver supports now HBM
(High Bandwidth Memory) and thus such heterogeneous memory controller
systems

- Other small cleanups and improvements

* tag 'ras_core_for_v6.5' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
EDAC/amd64: Cache and use GPU node map
EDAC/amd64: Add support for AMD heterogeneous Family 19h Model 30h-3Fh
EDAC/amd64: Document heterogeneous system enumeration
x86/MCE/AMD, EDAC/mce_amd: Decode UMC_V2 ECC errors
x86/amd_nb: Re-sort and re-indent PCI defines
x86/amd_nb: Add MI200 PCI IDs
ras/debugfs: Fix error checking for debugfs_create_dir()
x86/MCE: Check a hw error's address to determine proper recovery action

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