7 Commits

Author SHA1 Message Date
Bruce Richardson
0a92e63fc4 raw/ioat: add local API to perform copies
Add local APIs to trigger data copies, and retrieve handle values once
those copies are completed. Included are unit tests to validate the data
is copies correctly.

Signed-off-by: Bruce Richardson <bruce.richardson@intel.com>
Acked-by: Anatoly Burakov <anatoly.burakov@intel.com>
Acked-by: Jiayu Hu <jiayu.hu@intel.com>
Tested-by: Harry van Haaren <harry.van.haaren@intel.com>
2019-07-04 09:44:40 +02:00
Bruce Richardson
39e4701f0b raw/ioat: add statistics functions
Add stats functions to track what is happening in the driver, and put
unit tests to check those.

Signed-off-by: Bruce Richardson <bruce.richardson@intel.com>
Acked-by: Anatoly Burakov <anatoly.burakov@intel.com>
Acked-by: Jiayu Hu <jiayu.hu@intel.com>
Tested-by: Harry van Haaren <harry.van.haaren@intel.com>
2019-07-04 09:44:35 +02:00
Bruce Richardson
849470d522 raw/ioat: add configure, start and stop functions
Allow initializing a driver instance. Include selftest to validate these
functions.

Signed-off-by: Bruce Richardson <bruce.richardson@intel.com>
Acked-by: Anatoly Burakov <anatoly.burakov@intel.com>
Acked-by: Jiayu Hu <jiayu.hu@intel.com>
Tested-by: Harry van Haaren <harry.van.haaren@intel.com>
2019-07-04 09:44:31 +02:00
Bruce Richardson
b69512dda1 raw/ioat: add device info function
Add in the "info_get" function to the driver, to allow us to query the
device. This allows us to have the unit test pick up the presence of
supported hardware or not.

Signed-off-by: Bruce Richardson <bruce.richardson@intel.com>
Acked-by: Anatoly Burakov <anatoly.burakov@intel.com>
Acked-by: Jiayu Hu <jiayu.hu@intel.com>
Tested-by: Harry van Haaren <harry.van.haaren@intel.com>
2019-07-04 09:44:28 +02:00
Bruce Richardson
abff4333ec raw/ioat: create device on probe and destroy on release
Add the create/destroy driver functions so that we can actually allocate
a rawdev and destroy it when done. No rawdev API functions are actually
implemented at this point.

Signed-off-by: Bruce Richardson <bruce.richardson@intel.com>
Acked-by: Anatoly Burakov <anatoly.burakov@intel.com>
Acked-by: Jiayu Hu <jiayu.hu@intel.com>
Tested-by: Harry van Haaren <harry.van.haaren@intel.com>
2019-07-04 09:44:23 +02:00
Bruce Richardson
f50979dc4c raw/ioat: add register definition file
Add in the list of registers for the device. File is taken from the SPDK
project:

  https://github.com/spdk/spdk/blob/master/include/spdk/ioat_spec.h

Signed-off-by: Bruce Richardson <bruce.richardson@intel.com>
Acked-by: Anatoly Burakov <anatoly.burakov@intel.com>
Tested-by: Harry van Haaren <harry.van.haaren@intel.com>
2019-07-04 09:44:23 +02:00
Bruce Richardson
f687e842e3 raw/ioat: introduce IOAT driver
Add stubs for ioat rawdev driver support in DPDK, specifically:

  * makefile and meson build hooks
  * initial public header file
  * rawdev main C file, with probe and release functions
  * release note update announcing the driver
  * initial documentation for the new section in the rawdev doc
  * unit test stubs for device unit tests

Signed-off-by: Bruce Richardson <bruce.richardson@intel.com>
Acked-by: Anatoly Burakov <anatoly.burakov@intel.com>
Acked-by: Jiayu Hu <jiayu.hu@intel.com>
Tested-by: Harry van Haaren <harry.van.haaren@intel.com>
2019-07-04 09:43:42 +02:00