[PATCH 0/9] drm/xe/pf: Allow to change VFs VRAM quota using sysfs

[Michal Wajdeczko <michal.wajdeczko@intel.com>]

Extend Xe driver specific sysfs SR-IOV knobs with VRAM provisioning.

 /sys/bus/pci/drivers/xe/BDF/
 ├── sriov_admin/
     ├── .bulk_profile
     │   └── vram_quota                 [RW] unsigned integer
     ├── vf1/
     │   └── profile
     │       └── vram_quota             [RW] unsigned integer
     ├── vf2/
     │   └── profile
     │       └── vram_quota             [RW] unsigned integer

Cc: Rodrigo Vivi <rodrigo.vivi@intel.com>
Cc: Matthew Brost <matthew.brost@intel.com>

Michal Wajdeczko (9):
  drm/xe/pf: Add locked variants of VRAM configuration functions
  drm/xe/pf: Add functions for VRAM provisioning
  drm/xe/pf: Allow to change VFs VRAM quota using sysfs
  drm/xe/pf: Use migration-friendly VRAM auto-provisioning
  drm/xe/tests: Add KUnit tests for new VRAM fair provisioning
  drm/xe/pf: Don't check for empty config
  drm/xe/pf: Prefer guard(mutex) when doing fair LMEM provisioning
  drm/xe/pf: Skip VRAM auto-provisioning if already provisioned
  drm/xe/pf: Add documentation for vram_quota

 .../ABI/testing/sysfs-driver-intel-xe-sriov   |  31 ++++
 .../xe/tests/xe_gt_sriov_pf_config_kunit.c    |  90 +++++++++-
 drivers/gpu/drm/xe/xe_gt_sriov_pf_config.c    | 167 ++++++++++++++++--
 drivers/gpu/drm/xe/xe_gt_sriov_pf_config.h    |   4 +
 drivers/gpu/drm/xe/xe_sriov_pf_provision.c    | 121 +++++++++++--
 drivers/gpu/drm/xe/xe_sriov_pf_provision.h    |   4 +
 drivers/gpu/drm/xe/xe_sriov_pf_sysfs.c        |  26 ++-
 7 files changed, 416 insertions(+), 27 deletions(-)

-- 
2.47.1