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drm/xe: Define Virtual Function Identifier
authorMichal Wajdeczko <michal.wajdeczko@intel.com>
Thu, 4 Jan 2024 22:20:23 +0000 (23:20 +0100)
committerMichal Wajdeczko <michal.wajdeczko@intel.com>
Fri, 5 Jan 2024 15:25:52 +0000 (16:25 +0100)
commitb97d87039fe5a2fc91feb9f42c5b443ad0927864
tree02250270c0ec0954097c858c8f11d8f543a4dddetree | snapshot
parent0cfb7caefabd740a13ae0c26d092641a5ac7e785commit | diff
drm/xe: Define Virtual Function Identifier

According to the PCI Express specification, the SR-IOV Virtual
Functions (VFs) are numbered starting with 1 (VF1, VF2, ...).
Additionally, both driver and GuC will refer to Physical Function
(PF) as VF0. Define helper macro to represent VFn and PF.

Reviewed-by: Piotr Piórkowski <piotr.piorkowski@intel.com>
Link: https://lore.kernel.org/r/20240104222031.277-3-michal.wajdeczko@intel.com
Signed-off-by: Michal Wajdeczko <michal.wajdeczko@intel.com>
drivers/gpu/drm/xe/xe_sriov_types.h diff | blob | history
ep93xx device tree rework repo: git://git.maquefel.me/linux.git