diff options
author | Matthew Brost <matthew.brost@intel.com> | 2024-05-05 20:47:58 -0700 |
---|---|---|
committer | Thomas Hellström <thomas.hellstrom@linux.intel.com> | 2024-05-09 17:51:27 +0200 |
commit | 2d9c72f676e6f79a021b74c6c1c88235e7d5b722 (patch) | |
tree | 299134c65124958bcfd6ce55e401f525a4383a03 /drivers/gpu/drm/xe/xe_guc_ct.c | |
parent | 3bc8848bb7f7478e6806e4522b06b63f40a53e1e (diff) |
drm/xe: Use ordered WQ for G2H handler
System work queues are shared, use a dedicated work queue for G2H
processing to avoid G2H processing getting block behind system tasks.
Fixes: dd08ebf6c352 ("drm/xe: Introduce a new DRM driver for Intel GPUs")
Cc: <stable@vger.kernel.org>
Signed-off-by: Matthew Brost <matthew.brost@intel.com>
Reviewed-by: Francois Dugast <francois.dugast@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20240506034758.3697397-1-matthew.brost@intel.com
(cherry picked from commit 50aec9665e0babd62b9eee4e613d9a1ef8d2b7de)
Signed-off-by: Thomas Hellström <thomas.hellstrom@linux.intel.com>
Diffstat (limited to 'drivers/gpu/drm/xe/xe_guc_ct.c')
-rw-r--r-- | drivers/gpu/drm/xe/xe_guc_ct.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/gpu/drm/xe/xe_guc_ct.c b/drivers/gpu/drm/xe/xe_guc_ct.c index 8ac819a7061e..0151d29b3c58 100644 --- a/drivers/gpu/drm/xe/xe_guc_ct.c +++ b/drivers/gpu/drm/xe/xe_guc_ct.c @@ -121,6 +121,7 @@ static void guc_ct_fini(struct drm_device *drm, void *arg) { struct xe_guc_ct *ct = arg; + destroy_workqueue(ct->g2h_wq); xa_destroy(&ct->fence_lookup); } @@ -146,6 +147,10 @@ int xe_guc_ct_init(struct xe_guc_ct *ct) xe_gt_assert(gt, !(guc_ct_size() % PAGE_SIZE)); + ct->g2h_wq = alloc_ordered_workqueue("xe-g2h-wq", 0); + if (!ct->g2h_wq) + return -ENOMEM; + spin_lock_init(&ct->fast_lock); xa_init(&ct->fence_lookup); INIT_WORK(&ct->g2h_worker, g2h_worker_func); |