Commit 465d9057 authored by Michal Wajdeczko's avatar Michal Wajdeczko
Browse files

drm/xe/pf: Drop 2GiB limit of fair LMEM allocation 



Since commit 678ccbf9 ("drm/xe/vram: drop 2G block
restriction") we are able to provision VFs with more than 2GiB.
Drop our temporary limit of maximum fair LMEM size that was added
just to avoid hitting -EINVAL from auto-provisioning.

Signed-off-by: default avatarMichal Wajdeczko <michal.wajdeczko@intel.com>
Cc: Satyanarayana K V P <satyanarayana.k.v.p@intel.com>
Reviewed-by: default avatarSatyanarayana K V P <satyanarayana.k.v.p@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20241121175754.302-1-michal.wajdeczko@intel.com
parent 22c20527

drivers/gpu/drm/xe/xe_gt_sriov_pf_config.c

+0 −2
Original line number Diff line number Diff line
@@ -1545,8 +1545,6 @@ static u64 pf_query_max_lmem(struct xe_gt *gt) 


#ifdef CONFIG_DRM_XE_DEBUG_SRIOV

#define MAX_FAIR_LMEM	SZ_128M	/* XXX: make it small for the driver bringup */

#else

#define MAX_FAIR_LMEM	SZ_2G	/* XXX: known issue with allocating BO over 2GiB */

#endif



static u64 pf_estimate_fair_lmem(struct xe_gt *gt, unsigned int num_vfs)