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Subject[git pull] habanalabs pull request for kernel 6.2
Hi Greg,

This is habanalabs pull request for the merge window of kernel 6.2.

There isn't any fancy stuff to talk about. There are some minor features and
enhancements, but most of the commits are multiple bug fixes, refactors, etc.

Full details are in the tag.

Thanks,
Oded

The following changes since commit 210a671cc30429c7178a332b1feb5ebc2709dcd6:

Merge 6.1-rc6 into char-misc-next (2022-11-21 10:05:34 +0100)

are available in the Git repository at:

https://git.kernel.org/pub/scm/linux/kernel/git/ogabbay/linux.git tags/misc-habanalabs-next-2022-11-23

for you to fetch changes up to 19a17a9fb486b2961dbd7f3fff0d79a144c9a3b6:

habanalabs: fix VA range calculation (2022-11-23 16:54:10 +0200)

----------------------------------------------------------------
This tag contains habanalabs driver changes for v6.2:

- New feature of graceful hard-reset. Instead of immediately killing the
user-process when a command submission times out, we wait a bit and give
the user-process notification and let it try to close things gracefully,
with the ability to retrieve debug information.

- Enhance the EventFD mechanism. Add new events such as access to illegal
address (RAZWI), page fault, device unavailable. In addition, change the
event workqueue to be handled in a single-threaded workqueue.

- Allow the control device to work during reset of the ASIC, to enable
monitoring applications to continue getting the data.

- Add handling for Gaudi2 with PCI revision 2.

- Reduce severity of prints due to power/thermal events.

- Change how we use the h/w to perform memory scrubbing in Gaudi2.

- Multiple bug fixes, refactors and renames.

----------------------------------------------------------------
Bharat Jauhari (1):
habanalabs: use lower_32_bits()

Dafna Hirschfeld (2):
habanalabs: replace 'pf' to 'prefetch'
habanalabs: add RMWREG32_SHIFTED to set a val within a mask

Dani Liberman (11):
habanalabs: refactor razwi event notification
habanalabs: add page fault info uapi
habanalabs: handle HBM MMU when capturing page fault data
habanalabs/gaudi2: capture RAZWI information
habanalabs/gaudi2: capture page fault data
habanalabs: fix user mappings calculation in case of page fault
habanalabs/gaudi: add razwi notify event
habanalabs: use single threaded WQ for event handling
habanalabs/gaudi: add page fault notify event
habanalabs/gaudi2: add razwi notify event
habanalabs/gaudi2: add page fault notify event

Dilip Puri (1):
habanalabs/gaudi2: unsecure CBU_EARLY_BRESP registers

Koby Elbaz (1):
habanalabs/gaudi2: remove privileged MME clock configuration

Marco Pagani (2):
habanalabs: added return value check for hl_fw_dynamic_send_clear_cmd()
habanalabs/gaudi2: added memset for the cq_size register

Oded Gabbay (3):
habanalabs: Use simplified API for p2p dist calc
habanalabs: check schedule_hard_reset correctly
habanalabs: extend process wait timeout in device fine

Ofir Bitton (7):
habanalabs: allow control device open during reset
habanalabs: add warning print upon a PCI error
habanalabs: remove redundant gaudi2_sec asic type
habanalabs/gaudi2: add PCI revision 2 support
habanalabs/gaudi2: implement fp32 not supported event
habanalabs/gaudi2: classify power/thermal events as info
habanalabs: fail driver load if EEPROM errors detected

Ohad Sharabi (5):
habanalabs: fix using freed pointer
habanalabs: allow setting HBM BAR to other regions
habanalabs: avoid divide by zero in device utilization
habanalabs: skip events info ioctl if not supported
habanalabs: fix VA range calculation

Tal Cohen (3):
habanalabs/gaudi2: add device unavailable notification
habanalabs: verify no zero event is sent
habanalabs: no consecutive err when user context is enabled

Tomer Tayar (22):
habanalabs/gaudi2: fix module ID for RAZWI handling
habanalabs: skip idle status check if reset on device release
habanalabs: allow unregistering eventfd when device non-operational
habanalabs: move reset workqueue to be under hl_device
habanalabs/gaudi2: remove configurations to access the MSI-X doorbell
habanalabs: add support for graceful hard reset
habanalabs: add an option to control watchdog timeout via debugfs
habanalabs/gaudi: use graceful hard reset for F/W events
habanalabs/gaudi2: use graceful hard reset for F/W events
habanalabs: use graceful hard reset for CS timeouts
habanalabs: fix PCIe access to SRAM via debugfs
habanalabs: fix print for out-of-sync and pkt-failure events
habanalabs/gaudi: fix print for firmware-alive event
habanalabs/gaudi2: don't enable entries in the MSIX_GW table
habanalabs/gaudi2: return to reset upon SM SEI BRESP error
habanalabs: reset device if still in use when released
habanalabs: increase the size of busy engines mask
habanalabs: fix rc when new CPUCP opcodes are not supported
habanalabs: print context refcount value if hard reset fails
habanalabs: don't put context in hl_encaps_handle_do_release_sob()
habanalabs: clear non-released encapsulated signals
habanalabs: make print of engines idle mask more readable

Yang Yingliang (1):
habanalabs: fix return value check in hl_fw_get_sec_attest_data()

farah kassabri (4):
habanalabs: zero ts registration buff when allocated
habanalabs: fix firmware descriptor copy operation
habanalabs/gaudi2: remove redundant firmware version check
habanalabs/gaudi2: change memory scrub mechanism

.../ABI/testing/debugfs-driver-habanalabs | 7 +
.../misc/habanalabs/common/command_submission.c | 62 +-
drivers/misc/habanalabs/common/context.c | 54 +-
drivers/misc/habanalabs/common/debugfs.c | 5 +
drivers/misc/habanalabs/common/device.c | 452 ++++++++++++---
drivers/misc/habanalabs/common/firmware_if.c | 54 +-
drivers/misc/habanalabs/common/habanalabs.h | 127 ++--
drivers/misc/habanalabs/common/habanalabs_drv.c | 42 +-
drivers/misc/habanalabs/common/habanalabs_ioctl.c | 70 ++-
drivers/misc/habanalabs/common/memory.c | 16 +-
drivers/misc/habanalabs/common/mmu/mmu.c | 24 +-
drivers/misc/habanalabs/common/sysfs.c | 4 +-
drivers/misc/habanalabs/gaudi/gaudi.c | 124 ++--
drivers/misc/habanalabs/gaudi2/gaudi2.c | 643 ++++++++++++++-------
drivers/misc/habanalabs/gaudi2/gaudi2P.h | 2 -
drivers/misc/habanalabs/gaudi2/gaudi2_security.c | 1 +
drivers/misc/habanalabs/goya/goya.c | 4 +-
.../include/gaudi2/gaudi2_async_events.h | 1 +
.../include/gaudi2/gaudi2_async_ids_map_extended.h | 4 +-
.../habanalabs/include/hw_ip/pci/pci_general.h | 7 +
include/uapi/misc/habanalabs.h | 93 ++-
21 files changed, 1267 insertions(+), 529 deletions(-)

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