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| author | Dave Airlie <airlied@redhat.com> | 2024-05-10 02:06:02 +0200 |
|---|---|---|
| committer | Dave Airlie <airlied@redhat.com> | 2024-05-10 02:06:07 +0200 |
| commit | fa68a34ec31b75915463435056493efa388f1b79 (patch) | |
| tree | bd1764ce2d25b27dac97dfe13ec76ed960bbb349 | |
| parent | Merge tag 'drm-intel-fixes-2024-05-08' of https://anongit.freedesktop.org/git... (diff) | |
| parent | drm/xe: Use ordered WQ for G2H handler (diff) | |
| download | linux-fa68a34ec31b75915463435056493efa388f1b79.tar.xz linux-fa68a34ec31b75915463435056493efa388f1b79.zip | |
Merge tag 'drm-xe-fixes-2024-05-09' of https://gitlab.freedesktop.org/drm/xe/kernel into drm-fixes
- Fix use zero-length element array
- Move more from system wq to ordered private wq
- Do not ignore return for drmm_mutex_init
Signed-off-by: Dave Airlie <airlied@redhat.com>
From: Lucas De Marchi <lucas.demarchi@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/c3rduifdp5wipkljdpuq4x6uowkc2uyzgdoft4txvp6mgvzjaj@7zw7c6uw4wrf
| -rw-r--r-- | drivers/gpu/drm/xe/xe_guc_ads.c | 2 | ||||
| -rw-r--r-- | drivers/gpu/drm/xe/xe_guc_ct.c | 10 | ||||
| -rw-r--r-- | drivers/gpu/drm/xe/xe_guc_ct.h | 2 | ||||
| -rw-r--r-- | drivers/gpu/drm/xe/xe_guc_ct_types.h | 2 |
4 files changed, 13 insertions, 3 deletions
diff --git a/drivers/gpu/drm/xe/xe_guc_ads.c b/drivers/gpu/drm/xe/xe_guc_ads.c index 6ad4c1a90a78..5339f8a49004 100644 --- a/drivers/gpu/drm/xe/xe_guc_ads.c +++ b/drivers/gpu/drm/xe/xe_guc_ads.c @@ -100,7 +100,7 @@ struct __guc_ads_blob { struct guc_engine_usage engine_usage; struct guc_um_init_params um_init_params; /* From here on, location is dynamic! Refer to above diagram. */ - struct guc_mmio_reg regset[0]; + struct guc_mmio_reg regset[]; } __packed; #define ads_blob_read(ads_, field_) \ diff --git a/drivers/gpu/drm/xe/xe_guc_ct.c b/drivers/gpu/drm/xe/xe_guc_ct.c index 7f32547f94b2..8bbfa45798e2 100644 --- a/drivers/gpu/drm/xe/xe_guc_ct.c +++ b/drivers/gpu/drm/xe/xe_guc_ct.c @@ -120,6 +120,7 @@ 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); } @@ -145,13 +146,20 @@ int xe_guc_ct_init(struct xe_guc_ct *ct) xe_assert(xe, !(guc_ct_size() % PAGE_SIZE)); - drmm_mutex_init(&xe->drm, &ct->lock); + 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); init_waitqueue_head(&ct->wq); init_waitqueue_head(&ct->g2h_fence_wq); + err = drmm_mutex_init(&xe->drm, &ct->lock); + if (err) + return err; + primelockdep(ct); bo = xe_managed_bo_create_pin_map(xe, tile, guc_ct_size(), diff --git a/drivers/gpu/drm/xe/xe_guc_ct.h b/drivers/gpu/drm/xe/xe_guc_ct.h index 5083e099064f..105bb8e99a8d 100644 --- a/drivers/gpu/drm/xe/xe_guc_ct.h +++ b/drivers/gpu/drm/xe/xe_guc_ct.h @@ -34,7 +34,7 @@ static inline void xe_guc_ct_irq_handler(struct xe_guc_ct *ct) return; wake_up_all(&ct->wq); - queue_work(system_unbound_wq, &ct->g2h_worker); + queue_work(ct->g2h_wq, &ct->g2h_worker); xe_guc_ct_fast_path(ct); } diff --git a/drivers/gpu/drm/xe/xe_guc_ct_types.h b/drivers/gpu/drm/xe/xe_guc_ct_types.h index d29144c9f20b..fede4c6e93cb 100644 --- a/drivers/gpu/drm/xe/xe_guc_ct_types.h +++ b/drivers/gpu/drm/xe/xe_guc_ct_types.h @@ -120,6 +120,8 @@ struct xe_guc_ct { wait_queue_head_t wq; /** @g2h_fence_wq: wait queue used for G2H fencing */ wait_queue_head_t g2h_fence_wq; + /** @g2h_wq: used to process G2H */ + struct workqueue_struct *g2h_wq; /** @msg: Message buffer */ u32 msg[GUC_CTB_MSG_MAX_LEN]; /** @fast_msg: Message buffer */ |