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| author | paul luse <paul.e.luse@intel.com> | 2022-05-20 08:33:50 -0700 |
|---|---|---|
| committer | Tomasz Zawadzki <tomasz.zawadzki@intel.com> | 2022-05-23 19:51:23 +0000 |
| commit | e65ab145ec80ddb64ec9e715ad2002c82085016d (patch) | |
| tree | 36a4086197b3730cd3fdfe5ec2625bd13244dce2 | |
| parent | d780d23532faaeadcdd63047a78fc3a0d6ed470f (diff) | |
doc/idxd: update idxd docs regarding configsv22.05-rc1
A while back config changes were made and the doc wasn't updated.
Signed-off-by: paul luse <paul.e.luse@intel.com>
Change-Id: Id6046a97dc623a9af00de115995c928fc9fbe240
Reviewed-on: https://review.spdk.io/gerrit/c/spdk/spdk/+/12759
Reviewed-by: Jim Harris <james.r.harris@intel.com>
Reviewed-by: Tomasz Zawadzki <tomasz.zawadzki@intel.com>
Community-CI: Broadcom CI <spdk-ci.pdl@broadcom.com>
Tested-by: SPDK CI Jenkins <sys_sgci@intel.com>
| -rw-r--r-- | doc/idxd.md | 12 |
1 files changed, 5 insertions, 7 deletions
diff --git a/doc/idxd.md b/doc/idxd.md index 1f38a4eae..ea9951e58 100644 --- a/doc/idxd.md +++ b/doc/idxd.md @@ -15,11 +15,9 @@ spdk_idxd_submit_crc32c() | @copybrief spdk_idxd_submit_crc32c() spdk_idxd_submit_dualcast | @copybrief spdk_idxd_submit_dualcast() spdk_idxd_submit_fill() | @copybrief spdk_idxd_submit_fill() -## Pre-defined configuration {#idxd_configs} +## Kernel vs User {#idxd_configs} -The low level library can be initialized either directly via `spdk_idxd_set_config` or -through an RPC via one of the accelerator framework modules that rely on the low level -IDXD library. Either way, the underlying hardware will be set to the pre-defined -hardware configuration below: - -Config: 1 group, 1 work queue, 4 engines in the group. +The low level library can be initialized either directly via `spdk_idxd_set_config`, +passing in a value of `true` indicates that the IDXD kernel driver is loaded and +that SPDK will use work queue(s) surfaced by the driver. Passing in `false` means +that the SPDK user space driver will be used to initialize the hardware. |