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intel-xe-bounces@lists.freedesktop.org Sender: "Intel-xe" On 18-02-2026 14:34, Hellstrom, Thomas wrote: > On Mon, 2026-02-16 at 19:21 +0530, Nareshkumar Gollakoti wrote: >>  While previously applied only to the BMG G21(Battle image) platform >>  via workaround Wa_14022085890,this 1.2 GHz minimum is now the >> default >>  for BMG and CRI platforms. >> >>  Setting this frequency floor(1.2GHz) default is critical in multi >> GPU >>  environment for supporting effective Peer-to-Peer(P2P) transactions. >> >> Signed-off-by: Nareshkumar Gollakoti >> --- >>  drivers/gpu/drm/xe/xe_guc_pc.c | 9 ++++++++- >>  1 file changed, 8 insertions(+), 1 deletion(-) >> >> diff --git a/drivers/gpu/drm/xe/xe_guc_pc.c >> b/drivers/gpu/drm/xe/xe_guc_pc.c >> index 5e5495a39a3c..881054c9cf92 100644 >> --- a/drivers/gpu/drm/xe/xe_guc_pc.c >> +++ b/drivers/gpu/drm/xe/xe_guc_pc.c >> @@ -860,6 +860,7 @@ static int pc_adjust_freq_bounds(struct xe_guc_pc >> *pc) >>  { >>   struct xe_tile *tile = gt_to_tile(pc_to_gt(pc)); >>   int ret; >> + struct xe_device *xe = pc_to_xe(pc); >> >>   lockdep_assert_held(&pc->freq_lock); >> >> @@ -885,7 +886,13 @@ static int pc_adjust_freq_bounds(struct >> xe_guc_pc *pc) >>   if (pc_get_min_freq(pc) > pc->rp0_freq) >>   ret = pc_set_min_freq(pc, pc->rp0_freq); >> >> - if (XE_DEVICE_WA(tile_to_xe(tile), 14022085890)) >> + /* >> + * Setting GT RP min frequency to 1.2GHz by default for >> + * all BMG and CRI(For BMG G21 WA do the same). >> + */ >> + if (XE_DEVICE_WA(tile_to_xe(tile), 14022085890) || >> +     (xe->info.platform == XE_BATTLEMAGE || >> + xe->info.platform == XE_CRESCENTISLAND)) >>   ret = pc_set_min_freq(pc, max(BMG_MIN_FREQ, >> pc_get_min_freq(pc))); > > Copying the reply given to the cover letter for completeness: > > Wasn't the idea to do this only for the Arc PRO BMGs (server SKUs)? > Perhaps the compute team would want to chime in here for the scope of > this workaround. > > Thanks, > Thomas > > Hi Thomas, As we have conclusive scope from compute team about having the change for both BMG/CRI. Let me know if any further review comments. Thanks, Naresh > > > >> >>  out: