diff --git a/drivers/gpu/drm/xe/xe_reg_sr.c b/drivers/gpu/drm/xe/xe_reg_sr.c index b2370241ebf9..3d041c9330df 100644 --- a/drivers/gpu/drm/xe/xe_reg_sr.c +++ b/drivers/gpu/drm/xe/xe_reg_sr.c @@ -167,6 +167,9 @@ void xe_reg_sr_apply_mmio(struct xe_reg_sr *sr, struct xe_gt *gt) unsigned long reg; int err; + if (xa_empty(&sr->xa)) + return; + drm_dbg(&xe->drm, "Applying %s save-restore MMIOs\n", sr->name); err = xe_force_wake_get(>->mmio.fw, XE_FORCEWAKE_ALL); @@ -194,6 +197,9 @@ void xe_reg_sr_apply_whitelist(struct xe_reg_sr *sr, u32 mmio_base, unsigned int slot = 0; int err; + if (xa_empty(&sr->xa)) + return; + drm_dbg(&xe->drm, "Whitelisting %s registers\n", sr->name); err = xe_force_wake_get(>->mmio.fw, XE_FORCEWAKE_ALL);