✓ CI.checkpatch: success for drm/xe/xe2: synchronise CS_CHICKEN1 with WMTP support (rev4)
Patchwork
patchwork at emeril.freedesktop.org
Thu Jan 4 20:35:09 UTC 2024
== Series Details ==
Series: drm/xe/xe2: synchronise CS_CHICKEN1 with WMTP support (rev4)
URL : https://patchwork.freedesktop.org/series/128040/
State : success
== Summary ==
+ KERNEL=/kernel
+ git clone https://gitlab.freedesktop.org/drm/maintainer-tools mt
Cloning into 'mt'...
warning: redirecting to https://gitlab.freedesktop.org/drm/maintainer-tools.git/
+ git -C mt rev-list -n1 origin/master
6030b24c1386b00de8187b5fb987e283a57b372a
+ cd /kernel
+ git config --global --add safe.directory /kernel
+ git log -n1
commit e4930aea03d3b9d63da981f59afd35bb9d3c722a
Author: Nirmoy Das <nirmoy.das at intel.com>
Date: Thu Jan 4 19:26:15 2024 +0100
drm/xe/xe2: synchronise CS_CHICKEN1 with WMTP support
Recommendation is to read FUSE4 register to check if WMTP has been
enabled/disabled by HW. If enabled we don't need to do anything special,
however if disabled recommendation is to also disable the WMTP mode in
the FF_SLICE_CS_CHICKEN2 register, falling back to thread-group and
mid-batch preemption only. However on Linux, the per-context CS_CHICKEN1
is how userspace controls pre-emption, so instead use the default lrc to
disable WMTP using CS_CHICKEN1, if disabled by HW. Userspace is still
free to set CS_CHICKEN1 to whatever they want later.
v2: remove redundant version check and also add descriptive name(Matt)
v3: remove usage of REG_FIELD_GET(Matt)
Cc: Matt Roper <matthew.d.roper at intel.com>
Co-developed-by: Matthew Auld <matthew.auld at intel.com>
Signed-off-by: Matthew Auld <matthew.auld at intel.com>
Signed-off-by: Nirmoy Das <nirmoy.das at intel.com>
Reviewed-by: Matt Roper <matthew.d.roper at intel.com>
+ /mt/dim checkpatch 7b3b98d034784b125bad7aca46f9e7a3cfcde45a drm-intel
e4930aea0 drm/xe/xe2: synchronise CS_CHICKEN1 with WMTP support
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