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[0/2] drm/i915/gt: Expose per gt defaults in sysfs

Message ID cover.1653589699.git.ashutosh.dixit@intel.com (mailing list archive)
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Series drm/i915/gt: Expose per gt defaults in sysfs | expand

Message

Dixit, Ashutosh May 26, 2022, 6:35 p.m. UTC 
Create a gt/gtN/.defaults directory (similar to
engine/<engine-name>/.defaults) to expose default parameter values for each
gt in sysfs. This allows userspace to restore default parameter values
after they may have changed.

Signed-off-by: Ashutosh Dixit <ashutosh.dixit@intel.com>

Ashutosh Dixit (2):
  drm/i915/gt: Expose per-gt RPS defaults in sysfs
  drm/i915/gt: Expose default value for media_freq_factor in per-gt
    sysfs

 drivers/gpu/drm/i915/gt/intel_gt_sysfs.c    | 10 +--
 drivers/gpu/drm/i915/gt/intel_gt_sysfs.h    |  6 ++
 drivers/gpu/drm/i915/gt/intel_gt_sysfs_pm.c | 69 +++++++++++++++++++++
 drivers/gpu/drm/i915/gt/intel_gt_types.h    | 11 ++++
 drivers/gpu/drm/i915/gt/intel_rps.c         |  3 +
 drivers/gpu/drm/i915/gt/uc/intel_guc_slpc.c | 19 ++++--
 6 files changed, 108 insertions(+), 10 deletions(-)