From 5e9209c3739454a08c4d770c649187b0f51dffc6 Mon Sep 17 00:00:00 2001 From: Matthew Brost Date: Thu, 25 Jul 2024 16:18:01 -0700 Subject: [PATCH] drm/xe: Assert G2H outstanding when releasing G2H Ensure we are managing G2H credits correctly. Extra important now that this is tied to PM. Signed-off-by: Matthew Brost Reviewed-by: Michal Wajdeczko Link: https://patchwork.freedesktop.org/patch/msgid/20240725231801.1958038-1-matthew.brost@intel.com --- drivers/gpu/drm/xe/xe_guc_ct.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/gpu/drm/xe/xe_guc_ct.c b/drivers/gpu/drm/xe/xe_guc_ct.c index 64afc90ad2c51..beeeb120d1fcc 100644 --- a/drivers/gpu/drm/xe/xe_guc_ct.c +++ b/drivers/gpu/drm/xe/xe_guc_ct.c @@ -516,6 +516,7 @@ static void __g2h_release_space(struct xe_guc_ct *ct, u32 g2h_len) lockdep_assert_held(&ct->fast_lock); xe_gt_assert(ct_to_gt(ct), ct->ctbs.g2h.info.space + g2h_len <= ct->ctbs.g2h.info.size - ct->ctbs.g2h.info.resv_space); + xe_gt_assert(ct_to_gt(ct), ct->g2h_outstanding); ct->ctbs.g2h.info.space += g2h_len; if (!--ct->g2h_outstanding) -- 2.47.2