[PATCH v2 0/2] Expose IAA 2.0 device capabilities

Fenghua Yu
2023-03-03T21:37:50Z

In-memory Analytics Accelerator (IAA) 2.0 [1] introduces General
Capabilities Register (GENCAP). Add a sysfs attribute to expose the
register to applications.

This series is applied cleanly on top of DSA 2.0 Event Log and Completion
Record Faulting series:
https://lore.kernel.org/dmaengine/20230103163505.1569356-1-fenghua.yu@intel.com/T/#m13ba6167994f3add6446d2d7e242ecb637c54426

Change log:
v2:
- Fix a typo in commit message of patch 1 (Vinod)
- Rebased to 6.2. No functionality change.

v1:
https://lore.kernel.org/dmaengine/20230103165337.1570238-1-fenghua.yu@intel.com/

[1] IAA 2.0 spec: https://cdrdv2-public.intel.com/721858/350295-iaa-specification.pdf

Dave Jiang (2):
dmaengine: idxd: reformat swerror output to standard Linux bitmap
output
dmaengine: idxd: expose IAA CAP register via sysfs knob

.../ABI/stable/sysfs-driver-dma-idxd | 8 +++++
drivers/dma/idxd/idxd.h | 2 ++
drivers/dma/idxd/init.c | 6 +++-
drivers/dma/idxd/registers.h | 21 ++++++++++++
drivers/dma/idxd/sysfs.c | 34 +++++++++++++++----
5 files changed, 64 insertions(+), 7 deletions(-)

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2.37.1