Age | Commit message (Collapse) | Author |
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Raise an info message in kernel log if PCIe root complex
determines that a AMD GPU device D<i> cannot have P2P
communication with another AMD GPU device D<j>
Signed-off-by: Ramesh Errabolu <Ramesh.Errabolu@amd.com>
Reviewed-by: Felix Kuehling <Felix.Kuehling@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
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H264 supports 4096x4096 starting from Polaris.
HEVC also supports 4096x4096, with VCN 3 and newer 8192x4352
is supported.
Signed-off-by: David Rosca <david.rosca@amd.com>
Reviewed-by: Leo Liu <leo.liu@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
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Add the sysfs interface for jpeg:
jpeg_reset_mask
The interface is read-only and show the resets supported by the IP.
For example, full adapter reset (mode1/mode2/BACO/etc),
soft reset, queue reset, and pipe reset.
V2: the sysfs node returns a text string instead of some flags (Christian)
v3: add a generic helper which takes the ring as parameter
and print the strings in the order they are applied (Christian)
check amdgpu_gpu_recovery before creating sysfs file itself,
and initialize supported_reset_types in IP version files (Lijo)
Signed-off-by: Jesse Zhang <Jesse.Zhang@amd.com>
Suggested-by: Alex Deucher <alexander.deucher@amd.com>
Reviewed-by: Tim Huang <tim.huang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
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Add the sysfs interface for vpe:
vpe_reset_mask
The interface is read-only and show the resets supported by the IP.
For example, full adapter reset (mode1/mode2/BACO/etc),
soft reset, queue reset, and pipe reset.
V2: the sysfs node returns a text string instead of some flags (Christian)
v3: add a generic helper which takes the ring as parameter
and print the strings in the order they are applied (Christian)
check amdgpu_gpu_recovery before creating sysfs file itself,
and initialize supported_reset_types in IP version files (Lijo)
Signed-off-by: Jesse Zhang <Jesse.Zhang@amd.com>
Suggested-by: Alex Deucher <alexander.deucher@amd.com>
Reviewed-by: Tim Huang <tim.huang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
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Add the sysfs interface for sdma:
sdma_reset_mask
The interface is read-only and show the resets supported by the IP.
For example, full adapter reset (mode1/mode2/BACO/etc),
soft reset, queue reset, and pipe reset.
V2: the sysfs node returns a text string instead of some flags (Christian)
v3: add a generic helper which takes the ring as parameter
and print the strings in the order they are applied (Christian)
check amdgpu_gpu_recovery before creating sysfs file itself,
and initialize supported_reset_types in IP version files (Lijo)
Signed-off-by: Jesse Zhang <Jesse.Zhang@amd.com>
Suggested-by: Alex Deucher <alexander.deucher@amd.com>
Reviewed-by: Tim Huang <tim.huang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
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create_pmem_region_store() and create_ram_region_store() are identical
with the exception of the region mode. With the addition of DC region
mode this would end up being 3 copies of the same code.
Refactor create_pmem_region_store() and create_ram_region_store() to use
a single common function to be used in subsequent DC code.
Suggested-by: Fan Ni <fan.ni@samsung.com>
Reviewed-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Reviewed-by: Fan Ni <fan.ni@samsung.com>
Reviewed-by: Dave Jiang <dave.jiang@intel.com>
Reviewed-by: Li Ming <ming4.li@intel.com>
Reviewed-by: Alison Schofield <alison.schofield@intel.com>
Signed-off-by: Ira Weiny <ira.weiny@intel.com>
Link: https://patch.msgid.link/20241107-dcd-type2-upstream-v7-6-56a84e66bc36@intel.com
Signed-off-by: Dave Jiang <dave.jiang@intel.com>
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Additional DCD functionality is being added to this call which will be
simplified by the use of guard() with the cxl_dpa_rwsem.
Convert the function to use guard() prior to adding DCD functionality.
Suggested-by: Jonathan Cameron <Jonathan.Cameron@Huawei.com>
Reviewed-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Reviewed-by: Davidlohr Bueso <dave@stgolabs.net>
Signed-off-by: Ira Weiny <ira.weiny@intel.com>
Link: https://patch.msgid.link/20241107-dcd-type2-upstream-v7-5-56a84e66bc36@intel.com
Signed-off-by: Dave Jiang <dave.jiang@intel.com>
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The event buffer does not need to be allocated if something has failed in
setting up event irq's.
In prep for adjusting event configuration for DCD events move the buffer
allocation to the end of the event configuration.
Reviewed-by: Davidlohr Bueso <dave@stgolabs.net>
Reviewed-by: Dave Jiang <dave.jiang@intel.com>
Reviewed-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Reviewed-by: Fan Ni <fan.ni@samsung.com>
Reviewed-by: Li Ming <ming4.li@intel.com>
Link: https://lore.kernel.org/all/663922b475e50_d54d72945b@dwillia2-xfh.jf.intel.com.notmuch/ [1]
Suggested-by: Dan Williams <dan.j.williams@intel.com>
Signed-off-by: Ira Weiny <ira.weiny@intel.com>
Link: https://patch.msgid.link/20241107-dcd-type2-upstream-v7-4-56a84e66bc36@intel.com
Signed-off-by: Dave Jiang <dave.jiang@intel.com>
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The device DAX structure is being enhanced to track additional DCD
information. Specifically the range tuple needs additional parameters.
The current range tuple is not fully documented and is large enough to
warrant its own definition.
Separate the struct dax_dev_range definition and document it prior to
adding information for DC.
Suggested-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Reviewed-by: Dave Jiang <dave.jiang@intel.com>
Reviewed-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Signed-off-by: Ira Weiny <ira.weiny@intel.com>
Link: https://patch.msgid.link/20241107-dcd-type2-upstream-v7-3-56a84e66bc36@intel.com
Signed-off-by: Dave Jiang <dave.jiang@intel.com>
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The function scs_patch_vmlinux() was removed in the LPA2 boot code
refactoring so remove the declaration as well.
Signed-off-by: Ard Biesheuvel <ardb@kernel.org>
Reviewed-by: Sami Tolvanen <samitolvanen@google.com>
Tested-by: Sami Tolvanen <samitolvanen@google.com>
Link: https://lore.kernel.org/r/20241106185513.3096442-8-ardb+git@google.com
Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>
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In some cases, the compiler may decide to emit DWARF FDE frames with
64-bit signed fields for the code offset and range fields. This may
happen when using the large code model, for instance, which permits
an executable to be spread out over more than 4 GiB of address space.
Whether this is the case can be inferred from the augmentation data in
the CIE frame, so decode this data before processing the FDE frames.
Signed-off-by: Ard Biesheuvel <ardb@kernel.org>
Reviewed-by: Sami Tolvanen <samitolvanen@google.com>
Tested-by: Sami Tolvanen <samitolvanen@google.com>
Link: https://lore.kernel.org/r/20241106185513.3096442-7-ardb+git@google.com
Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>
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The dynamic SCS patching code pretends to parse the DWARF augmentation
data in the CIE (header) frame, and handle accordingly when processing
the individual FDE frames based on this CIE frame. However, the boolean
variable is defined inside the loop, and so the parsed value is ignored.
The same applies to the code alignment field, which is also read from
the header but then discarded.
This was never spotted before because Clang is the only compiler that
supports dynamic SCS patching (which is essentially an Android feature),
and the unwind tables it produces are highly uniform, and match the
de facto defaults.
So instead of testing for the 'z' flag in the augmentation data field,
require a fixed augmentation data string of 'zR', and simplify the rest
of the code accordingly.
Also introduce some error codes to specify why the patching failed, and
log it to the kernel console on failure when this happens when loading a
module. (Doing so for vmlinux is infeasible, as the patching is done
extremely early in the boot.)
Signed-off-by: Ard Biesheuvel <ardb@kernel.org>
Reviewed-by: Sami Tolvanen <samitolvanen@google.com>
Tested-by: Sami Tolvanen <samitolvanen@google.com>
Link: https://lore.kernel.org/r/20241106185513.3096442-6-ardb+git@google.com
Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>
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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>
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Code to support CXL Dynamic Capacity devices will have extent ranges
which need to be compared for intersection not a subset as is being
checked in range_contains().
range_overlaps() is defined in btrfs with a different meaning from what
is required in the standard range code. Dan Williams pointed this out
in [1]. Adjust the btrfs call according to his suggestion there.
Then add a generic range_overlaps().
Cc: Dan Williams <dan.j.williams@intel.com>
Cc: Chris Mason <clm@fb.com>
Cc: Josef Bacik <josef@toxicpanda.com>
Cc: David Sterba <dsterba@suse.com>
Cc: linux-btrfs@vger.kernel.org
Link: https://lore.kernel.org/all/65949f79ef908_8dc68294f2@dwillia2-xfh.jf.intel.com.notmuch/ [1]
Acked-by: David Sterba <dsterba@suse.com>
Reviewed-by: Davidlohr Bueso <dave@stgolabs.net>
Reviewed-by: Johannes Thumshirn <johannes.thumshirn@wdc.com>
Reviewed-by: Fan Ni <fan.ni@samsung.com>
Reviewed-by: Dave Jiang <dave.jiang@intel.com>
Reviewed-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Signed-off-by: Ira Weiny <ira.weiny@intel.com>
Link: https://patch.msgid.link/20241107-dcd-type2-upstream-v7-1-56a84e66bc36@intel.com
Signed-off-by: Dave Jiang <dave.jiang@intel.com>
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The profiling of single-thread selftests bench reveals a bottlenect in
caches_clean_inval_pou() on ARM64. On my local testing machine, this
function takes approximately 34% of CPU cycles for trig-uprobe-nop and
trig-uprobe-push.
This patch add a check to avoid unnecessary cache flush when writing
instruction to the xol slot. If the instruction is same with the
existing instruction in slot, there is no need to synchronize D/I cache.
Since xol slot allocation and updates occur on the hot path of uprobe
handling, The upstream kernel running on Kunpeng916 (Hi1616), 4 NUMA
nodes, 64 cores@ 2.4GHz reveals this optimization has obvious gain for
nop and push testcases.
Before (next-20240918)
----------------------
uprobe-nop ( 1 cpus): 0.418 ± 0.001M/s ( 0.418M/s/cpu)
uprobe-push ( 1 cpus): 0.411 ± 0.005M/s ( 0.411M/s/cpu)
uprobe-ret ( 1 cpus): 2.052 ± 0.002M/s ( 2.052M/s/cpu)
uretprobe-nop ( 1 cpus): 0.350 ± 0.000M/s ( 0.350M/s/cpu)
uretprobe-push ( 1 cpus): 0.353 ± 0.000M/s ( 0.353M/s/cpu)
uretprobe-ret ( 1 cpus): 1.074 ± 0.001M/s ( 1.074M/s/cpu)
After
-----
uprobe-nop ( 1 cpus): 0.926 ± 0.000M/s ( 0.926M/s/cpu)
uprobe-push ( 1 cpus): 0.910 ± 0.001M/s ( 0.910M/s/cpu)
uprobe-ret ( 1 cpus): 2.056 ± 0.001M/s ( 2.056M/s/cpu)
uretprobe-nop ( 1 cpus): 0.653 ± 0.001M/s ( 0.653M/s/cpu)
uretprobe-push ( 1 cpus): 0.645 ± 0.000M/s ( 0.645M/s/cpu)
uretprobe-ret ( 1 cpus): 1.093 ± 0.001M/s ( 1.093M/s/cpu)
Signed-off-by: Liao Chang <liaochang1@huawei.com>
Link: https://lore.kernel.org/r/20240919121719.2148361-1-liaochang1@huawei.com
Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>
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Remote access to external AIDs isn't possible with VCN RRMT disabled
and it is disabled on SoCs with GC 9.4.4, so use only local offsets.
Signed-off-by: Sathishkumar S <sathishkumar.sundararaju@amd.com>
Reviewed-by: Lijo Lazar <lijo.lazar@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
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Reset sequence indicates that hardware already ran into a bad state.
Avoid sending unmap queue request to reset KCQ. This will also cover RAS
error scenarios which need a reset to recover, hence remove the check.
Signed-off-by: Lijo Lazar <lijo.lazar@amd.com>
Reviewed-by: Le Ma <le.ma@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
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In current logic, it calls ring_alloc followed by a ring_test. ring_test
in turn will call another ring_alloc. This is illegal usage as a
ring_alloc is expected to be closed properly with a ring_commit. Change
to commit the map/unmap queue packet first followed by a ring_test. Add a
comment about the usage of ring_test.
Also, reorder the current pre-condition checks of job hang or kiq ring
scheduler not ready. Without them being met, it is not useful to attempt
ring or memory allocations.
Fixes tag refers to the original patch which introduced this issue which
then got carried over into newer code.
Signed-off-by: Lijo Lazar <lijo.lazar@amd.com>
Reviewed-by: Le Ma <le.ma@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Fixes: 6c10b5cc4eaa ("drm/amdgpu: Remove duplicate code in gfx_v8_0.c")
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fix ACA bank count boundary check error.
Fixes: f5e4cc8461c4 ("drm/amdgpu: implement RAS ACA driver framework")
Signed-off-by: Yang Wang <kevinyang.wang@amd.com>
Reviewed-by: Tao Zhou <tao.zhou1@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
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Add two sysfs interfaces for gfx and compute:
gfx_reset_mask
compute_reset_mask
These interfaces are read-only and show the resets supported by the IP.
For example, full adapter reset (mode1/mode2/BACO/etc),
soft reset, queue reset, and pipe reset.
V2: the sysfs node returns a text string instead of some flags (Christian)
v3: add a generic helper which takes the ring as parameter
and print the strings in the order they are applied (Christian)
check amdgpu_gpu_recovery before creating sysfs file itself,
and initialize supported_reset_types in IP version files (Lijo)
v4: Fixing uninitialized variables (Tim)
Signed-off-by: Jesse Zhang <Jesse.Zhang@amd.com>
Suggested-by: Alex Deucher <alexander.deucher@amd.com>
Reviewed-by: Tim Huang <tim.huang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
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mes.
The currect code use the address "adev->mes.read_val_ptr" to
store the value read from register via mes.
So when multiple threads read register,
multiple threads have to share the one address,
and overwrite the value each other.
Assign an address by "amdgpu_device_wb_get" to store register value.
each thread will has an address to store register value.
Signed-off-by: chongli2 <chongli2@amd.com>
Reviewed-by: Emily Deng <Emily.Deng@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
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GFX 12 does not require a page size cap for the trap handler because
it does not require a CWSR work around like GFX 11 did.
Signed-off-by: Jonathan Kim <jonathan.kim@amd.com>
Reviewed-by: David Belanger <david.belanger@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
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Add sysfs node to show supported NPS mode for the
partition configuration selected using xcp_config
v2: Hide node if dynamic nps switch not supported
v3: Fix removal of files in case of error
Signed-off-by: Asad Kamal <asad.kamal@amd.com>
Reviewed-by: Lijo Lazar <lijo.lazar@amd.com>
Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
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ssh://gitolite.kernel.org/pub/scm/linux/kernel/git/mani/mhi into char-misc-next
Manivannan writes:
MHI Host
========
- Fixed typo in the comments section
- Fixed the sparse warning in MHI trace by converting the inputs to native
endian instead of passing little endian fields.
- Used pcim_iomap_region() API to request and map the MHI BAR. This removes the
usage of deprecated pcim_iomap_regions() and pcim_iomap_table() APIs.
* tag 'mhi-for-v6.13' of ssh://gitolite.kernel.org/pub/scm/linux/kernel/git/mani/mhi:
bus: mhi: host: pci_generic: Use pcim_iomap_region() to request and map MHI BAR
bus: mhi: host: Switch trace_mhi_gen_tre fields to native endian
bus: mhi: host: Fix typos in the comments
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ssh://gitolite.kernel.org/pub/scm/linux/kernel/git/jic23/iio into char-misc-next
Jonathan writes:
IIO: 3rd set of fixes for the 6.12 cycle
Usual mixed bag of new issues from this cycle and ancient bugs
recently noticed.
core
- Fix wrong fwnode handle if __fwnode_iio_channel_get_by_name()
looks at parents of the provider node.
core,backend
- Fix a wrong pointer error check.
gts library
- Fix plausible corner case where the value returned was not set.
- Avoid near infinite loop if the size of the table is 0.
(neither are an issue for current drivers).
adi,ad4000
- Fix reading of unsigned channels that were returning garbage.
adi,ad7780
- Prevent a division by zero.
adi,ad7923
- Fix buffer overflows in arrays that were not resized when devices
with more channels were added to the driver.
adi,adxl380
- Check only for negative error codes rather than including the
positive channel read values in an error check.
invense,common
- Fix an issue where changing the sampling rate to another value and
back again whilst the FIFO was off would not update things correctly.
kionix,kx022a
- Fix failure to sign extend value read from device.
* tag 'iio-fixes-for-6.12c' of ssh://gitolite.kernel.org/pub/scm/linux/kernel/git/jic23/iio:
iio: Fix fwnode_handle in __fwnode_iio_channel_get_by_name()
iio: accel: adxl380: fix raw sample read
iio: accel: kx022a: Fix raw read format
iio: gts: fix infinite loop for gain_to_scaletables()
iio: gts: Fix uninitialized symbol 'ret'
iio: adc: ad4000: fix reading unsigned data
ad7780: fix division by zero in ad7780_write_raw()
iio: adc: ad7923: Fix buffer overflow for tx_buf and ring_xfer
iio: backend: fix wrong pointer passed to IS_ERR()
iio: invensense: fix multiple odr switch when FIFO is off
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Add another bits helper to regmap API: this one sets given bits if value
is true and clears them if it's false.
Suggested-by: Andy Shevchenko <andy.shevchenko@gmail.com>
Signed-off-by: Bartosz Golaszewski <bgolaszewski@baylibre.com>
Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ideasonboard.com>
Link: https://patch.msgid.link/20241108-assign-bits-v1-1-382790562d99@ideasonboard.com
Signed-off-by: Mark Brown <broonie@kernel.org>
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In case of error in gtdt_parse_timer_block() invalid 'gtdt_frame'
will be used in 'do {} while (i-- >= 0 && gtdt_frame--);' statement block
because do{} block will be executed even if 'i == 0'.
Adjust error handling procedure by replacing 'i-- >= 0' with 'i-- > 0'.
Found by Linux Verification Center (linuxtesting.org) with SVACE.
Fixes: a712c3ed9b8a ("acpi/arm64: Add memory-mapped timer support in GTDT driver")
Signed-off-by: Aleksandr Mishin <amishin@t-argos.ru>
Acked-by: Hanjun Guo <guohanjun@huawei.com>
Acked-by: Sudeep Holla <sudeep.holla@arm.com>
Acked-by: Aleksandr Mishin <amishin@t-argos.ru>
Link: https://lore.kernel.org/r/20240827101239.22020-1-amishin@t-argos.ru
Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>
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The unsigned expression 'blk' will never be negative, so remove the
unnecessary check.
Signed-off-by: Luo Yifan <luoyifan@cmss.chinamobile.com>
Link: https://patch.msgid.link/20241108032702.217168-1-luoyifan@cmss.chinamobile.com
Signed-off-by: Takashi Iwai <tiwai@suse.de>
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trace_dma_alloc_sgt_err was called with the dir and flags arguments
swapped. Fix this.
Fixes: 68b6dbf1f441 ("dma-mapping: trace more error paths")
Signed-off-by: Sean Anderson <sean.anderson@linux.dev>
Reported-by: kernel test robot <lkp@intel.com>
Closes: https://lore.kernel.org/oe-kbuild-all/202410302243.1wnTlPk3-lkp@intel.com/
Signed-off-by: Christoph Hellwig <hch@lst.de>
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The acpi-intel-match should be compiled even if ACPI is not selected.
The ACPI is not compile time requirement, but the exported symbols are
needed for other modules.
Fixes: b6bd3f3b6357 ("ASoC: Intel: Kconfig: make SND_SOC_ACPI_INTEL_MATCH depend on ACPI")
Reported-by: kernel test robot <lkp@intel.com>
Closes: https://lore.kernel.org/oe-kbuild-all/202411070806.UhCRpZok-lkp@intel.com/
Signed-off-by: Peter Ujfalusi <peter.ujfalusi@linux.intel.com>
Reviewed-by: Bard Liao <yung-chuan.liao@linux.intel.com>
Link: https://patch.msgid.link/20241107100204.24952-3-peter.ujfalusi@linux.intel.com
Signed-off-by: Mark Brown <broonie@kernel.org>
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The SDCA module have hard dependency to compile on ACPI, it can only be
selected if ACPI is also enabled.
The SDCA header provides inline prototypes for other modules to compile in
case SND_SOC_SDCA is not enabled.
Fixes: 845cb1ddf1fc ("ASoC: Intel: Kconfig: select SND_SOC_SDCA by SND_SOC_ACPI_INTEL_SDCA_QUIRKS")
Reported-by: kernel test robot <lkp@intel.com>
Closes: https://lore.kernel.org/oe-kbuild-all/202411070806.UhCRpZok-lkp@intel.com/
Signed-off-by: Peter Ujfalusi <peter.ujfalusi@linux.intel.com>
Reviewed-by: Bard Liao <yung-chuan.liao@linux.intel.com>
Link: https://patch.msgid.link/20241107100204.24952-2-peter.ujfalusi@linux.intel.com
Signed-off-by: Mark Brown <broonie@kernel.org>
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In the function sma1307_dai_hw_params_amp, the variable
'ret' has not been assigned a value, so the logical judgement
is invalid, thus fix it.
Signed-off-by: Tang Bin <tangbin@cmss.chinamobile.com>
Link: https://patch.msgid.link/20241108011617.2284-1-tangbin@cmss.chinamobile.com
Signed-off-by: Mark Brown <broonie@kernel.org>
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In the function mt8183_dai_i2s_register, the variable
'ret' is redundant, thus remove it.
Signed-off-by: Tang Bin <tangbin@cmss.chinamobile.com>
Link: https://patch.msgid.link/20241025090938.3480-1-tangbin@cmss.chinamobile.com
Signed-off-by: Mark Brown <broonie@kernel.org>
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Add STM32MP25 support for STM32 I2S.
On STM32MP25 the I2S driver does not manage I2S kernel clock rate
by choosing its parent clock, depending on audio stream rate.
The driver requests a rate change on I2S kernel clock instead.
It tries to set the higher possible rate, which is a multiple of
the audio stream rate and which gives an accuracy of at least 1000 ppm.
Signed-off-by: Olivier Moysan <olivier.moysan@foss.st.com>
Link: https://patch.msgid.link/20241107144712.1305638-3-olivier.moysan@foss.st.com
Signed-off-by: Mark Brown <broonie@kernel.org>
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Add STM32MP25 support for STM32 I2S peripheral,
through "st,stm32mp25-i2s" compatible.
Signed-off-by: Olivier Moysan <olivier.moysan@foss.st.com>
Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Link: https://patch.msgid.link/20241107144712.1305638-2-olivier.moysan@foss.st.com
Signed-off-by: Mark Brown <broonie@kernel.org>
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Add STM32MP25 support for STM32 SAI.
On STM32MP25 the SAI driver does not manage SAI kernel clock rate
by chosing its parent clock, dependending on audio stream rate.
The driver requests a rate change on SAI kernel clock instead.
This rate change is performed with the following guidelines:
- Chose highest rate multiple of the audio stream
(Try to get clock accuracy within 1000 ppm)
- Ensure clock rate compatibility between SAI sub-blocks A&B
and between instances sharing the same flexgen.
Use clk_rate_exclusive API to fulfill this requirement.
The STM32 SAI peripheral does not support the DMA burst mode
on STM32MP25. Add a field in compatible structure to manage DMA
burst support capability.
Signed-off-by: Olivier Moysan <olivier.moysan@foss.st.com>
Link: https://patch.msgid.link/20241107155143.1340523-3-olivier.moysan@foss.st.com
Signed-off-by: Mark Brown <broonie@kernel.org>
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Add STM32MP25 support for STM32 SAI peripheral,
through "st,stm32mp25-sai" compatible.
Signed-off-by: Olivier Moysan <olivier.moysan@foss.st.com>
Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Link: https://patch.msgid.link/20241107155143.1340523-2-olivier.moysan@foss.st.com
Signed-off-by: Mark Brown <broonie@kernel.org>
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The iommu core is going to support domain replacement for pasid, it needs
to make the set_dev_pasid op support replacing domain and keep the old
domain config in the failure case.
AMD iommu driver does not support domain replacement for pasid yet, so it
would fail the set_dev_pasid op to keep the old config if the input @old
is non-NULL. Till now, all the set_dev_pasid callbacks can handle the old
parameter and can keep the old config when failed, so update the kdoc of
set_dev_pasid op.
Suggested-by: Jason Gunthorpe <jgg@nvidia.com>
Reviewed-by: Jason Gunthorpe <jgg@nvidia.com>
Reviewed-by: Kevin Tian <kevin.tian@intel.com>
Reviewed-by: Vasant Hegde <vasant.hegde@amd.com>
Signed-off-by: Yi Liu <yi.l.liu@intel.com>
Link: https://lore.kernel.org/r/20241107122234.7424-14-yi.l.liu@intel.com
Signed-off-by: Lu Baolu <baolu.lu@linux.intel.com>
Signed-off-by: Joerg Roedel <jroedel@suse.de>
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set_dev_pasid() op is going to be enhanced to support domain replacement
of a pasid. This prepares for this op definition.
Signed-off-by: Jason Gunthorpe <jgg@nvidia.com>
Reviewed-by: Kevin Tian <kevin.tian@intel.com>
Reviewed-by: Nicolin Chen <nicolinc@nvidia.com>
Signed-off-by: Yi Liu <yi.l.liu@intel.com>
Link: https://lore.kernel.org/r/20241107122234.7424-13-yi.l.liu@intel.com
Signed-off-by: Lu Baolu <baolu.lu@linux.intel.com>
Signed-off-by: Joerg Roedel <jroedel@suse.de>
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Add intel_nested_set_dev_pasid() to set a nested type domain to a PASID
of a device.
Co-developed-by: Lu Baolu <baolu.lu@linux.intel.com>
Signed-off-by: Lu Baolu <baolu.lu@linux.intel.com>
Reviewed-by: Kevin Tian <kevin.tian@intel.com>
Signed-off-by: Yi Liu <yi.l.liu@intel.com>
Link: https://lore.kernel.org/r/20241107122234.7424-12-yi.l.liu@intel.com
Signed-off-by: Joerg Roedel <jroedel@suse.de>
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Let identity_domain_set_dev_pasid() call the pasid replace helpers hence
be able to do domain replacement.
Reviewed-by: Lu Baolu <baolu.lu@linux.intel.com>
Reviewed-by: Kevin Tian <kevin.tian@intel.com>
Signed-off-by: Yi Liu <yi.l.liu@intel.com>
Link: https://lore.kernel.org/r/20241107122234.7424-11-yi.l.liu@intel.com
Signed-off-by: Lu Baolu <baolu.lu@linux.intel.com>
Signed-off-by: Joerg Roedel <jroedel@suse.de>
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Make intel_svm_set_dev_pasid() support replacement.
Signed-off-by: Yi Liu <yi.l.liu@intel.com>
Link: https://lore.kernel.org/r/20241107122234.7424-10-yi.l.liu@intel.com
Signed-off-by: Lu Baolu <baolu.lu@linux.intel.com>
Signed-off-by: Joerg Roedel <jroedel@suse.de>
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intel_iommu_set_dev_pasid() is only supposed to be used by paging domain,
so limit it.
Reviewed-by: Lu Baolu <baolu.lu@linux.intel.com>
Reviewed-by: Kevin Tian <kevin.tian@intel.com>
Signed-off-by: Yi Liu <yi.l.liu@intel.com>
Link: https://lore.kernel.org/r/20241107122234.7424-9-yi.l.liu@intel.com
Signed-off-by: Lu Baolu <baolu.lu@linux.intel.com>
Signed-off-by: Joerg Roedel <jroedel@suse.de>
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Let intel_iommu_set_dev_pasid() call the pasid replace helpers hence be
able to do domain replacement.
Reviewed-by: Lu Baolu <baolu.lu@linux.intel.com>
Reviewed-by: Kevin Tian <kevin.tian@intel.com>
Signed-off-by: Yi Liu <yi.l.liu@intel.com>
Link: https://lore.kernel.org/r/20241107122234.7424-8-yi.l.liu@intel.com
Signed-off-by: Lu Baolu <baolu.lu@linux.intel.com>
Signed-off-by: Joerg Roedel <jroedel@suse.de>
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domain_id_iommu() does not support SVA type and identity type domains.
Add iommu_domain_did() to support all domain types.
Signed-off-by: Yi Liu <yi.l.liu@intel.com>
Link: https://lore.kernel.org/r/20241107122234.7424-7-yi.l.liu@intel.com
Signed-off-by: Lu Baolu <baolu.lu@linux.intel.com>
Signed-off-by: Joerg Roedel <jroedel@suse.de>
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The domain_add_dev_pasid() and domain_remove_dev_pasid() are added to
consolidate the adding/removing of the struct dev_pasid_info. Besides,
it includes the cache tag assign/unassign as well.
This also prepares for adding domain replacement for pasid. The
set_dev_pasid callbacks need to deal with the dev_pasid_info for both old
and new domain. These two helpers make the life easier.
intel_iommu_set_dev_pasid() and intel_svm_set_dev_pasid() are updated to
use the helpers.
Reviewed-by: Lu Baolu <baolu.lu@linux.intel.com>
Reviewed-by: Kevin Tian <kevin.tian@intel.com>
Signed-off-by: Yi Liu <yi.l.liu@intel.com>
Link: https://lore.kernel.org/r/20241107122234.7424-6-yi.l.liu@intel.com
Signed-off-by: Lu Baolu <baolu.lu@linux.intel.com>
Signed-off-by: Joerg Roedel <jroedel@suse.de>
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pasid replacement allows converting a present pasid entry to be FS, SS,
PT or nested, hence add helpers for such operations.
Suggested-by: Lu Baolu <baolu.lu@linux.intel.com>
Reviewed-by: Lu Baolu <baolu.lu@linux.intel.com>
Reviewed-by: Kevin Tian <kevin.tian@intel.com>
Signed-off-by: Yi Liu <yi.l.liu@intel.com>
Link: https://lore.kernel.org/r/20241107122234.7424-5-yi.l.liu@intel.com
Signed-off-by: Lu Baolu <baolu.lu@linux.intel.com>
Signed-off-by: Joerg Roedel <jroedel@suse.de>
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It is clearer to have a new set of pasid replacement helpers other than
extending the existing ones to cover both initial setup and replacement.
Then abstract out the common code for manipulating the pasid entry as
preparation.
No functional change is intended.
Suggested-by: Lu Baolu <baolu.lu@linux.intel.com>
Reviewed-by: Lu Baolu <baolu.lu@linux.intel.com>
Reviewed-by: Kevin Tian <kevin.tian@intel.com>
Signed-off-by: Yi Liu <yi.l.liu@intel.com>
Link: https://lore.kernel.org/r/20241107122234.7424-4-yi.l.liu@intel.com
Signed-off-by: Lu Baolu <baolu.lu@linux.intel.com>
Signed-off-by: Joerg Roedel <jroedel@suse.de>
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Generalize the logic for flushing pasid-related cache upon changes to
bits other than SSADE and P which requires a different flow according
to VT-d spec.
No functional change is intended.
Reviewed-by: Lu Baolu <baolu.lu@linux.intel.com>
Reviewed-by: Kevin Tian <kevin.tian@intel.com>
Signed-off-by: Yi Liu <yi.l.liu@intel.com>
Link: https://lore.kernel.org/r/20241107122234.7424-3-yi.l.liu@intel.com
Signed-off-by: Lu Baolu <baolu.lu@linux.intel.com>
Signed-off-by: Joerg Roedel <jroedel@suse.de>
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To support domain replacement for pasid, the underlying iommu driver needs
to know the old domain hence be able to clean up the existing attachment.
It would be much convenient for iommu layer to pass down the old domain.
Otherwise, iommu drivers would need to track domain for pasids by
themselves, this would duplicate code among the iommu drivers. Or iommu
drivers would rely group->pasid_array to get domain, which may not always
the correct one.
Suggested-by: Jason Gunthorpe <jgg@nvidia.com>
Reviewed-by: Jason Gunthorpe <jgg@nvidia.com>
Reviewed-by: Kevin Tian <kevin.tian@intel.com>
Reviewed-by: Lu Baolu <baolu.lu@linux.intel.com>
Reviewed-by: Nicolin Chen <nicolinc@nvidia.com>
Reviewed-by: Vasant Hegde <vasant.hegde@amd.com>
Signed-off-by: Yi Liu <yi.l.liu@intel.com>
Link: https://lore.kernel.org/r/20241107122234.7424-2-yi.l.liu@intel.com
Signed-off-by: Lu Baolu <baolu.lu@linux.intel.com>
Signed-off-by: Joerg Roedel <jroedel@suse.de>
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