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authorVille Syrjälä <ville.syrjala@linux.intel.com>2024-11-27 08:11:15 +0200
committerVille Syrjälä <ville.syrjala@linux.intel.com>2024-11-28 17:33:40 +0200
commit37ab41e11f359fa66934f7e25bba2e4360f6ccec (patch)
treed4ab5e47b530cdc6e5976fbd32dbec439ad39bef
parent0768530b7c5bedd9b967c87e2f85ab982ae29b9b (diff)
drm/i915: Intruduce display.wq.cleanup
Introduce a dedicated workqueue for the commit cleanup work. In the future we'll need this to guarantee all the cleanup works have finished at a specific point during suspend. Cc: Brian Geffon <bgeffon@google.com> Cc: Vidya Srinivas <vidya.srinivas@intel.com> Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com> Link: https://patchwork.freedesktop.org/patch/msgid/20241127061117.25622-3-ville.syrjala@linux.intel.com Reviewed-by: Vidya Srinivas <vidya.srinivas@intel.com> Tested-by: Vidya Srinivas <vidya.srinivas@intel.com>
-rw-r--r--drivers/gpu/drm/i915/display/intel_display.c2
-rw-r--r--drivers/gpu/drm/i915/display/intel_display_core.h3
-rw-r--r--drivers/gpu/drm/i915/display/intel_display_driver.c3
3 files changed, 7 insertions, 1 deletions
diff --git a/drivers/gpu/drm/i915/display/intel_display.c b/drivers/gpu/drm/i915/display/intel_display.c
index 5260f6eafaf8..4805bf682d43 100644
--- a/drivers/gpu/drm/i915/display/intel_display.c
+++ b/drivers/gpu/drm/i915/display/intel_display.c
@@ -7937,7 +7937,7 @@ static void intel_atomic_commit_tail(struct intel_atomic_state *state)
* down.
*/
INIT_WORK(&state->cleanup_work, intel_atomic_cleanup_work);
- queue_work(system_highpri_wq, &state->cleanup_work);
+ queue_work(dev_priv->display.wq.cleanup, &state->cleanup_work);
}
static void intel_atomic_commit_work(struct work_struct *work)
diff --git a/drivers/gpu/drm/i915/display/intel_display_core.h b/drivers/gpu/drm/i915/display/intel_display_core.h
index 62b0597aa91e..554870d2494b 100644
--- a/drivers/gpu/drm/i915/display/intel_display_core.h
+++ b/drivers/gpu/drm/i915/display/intel_display_core.h
@@ -554,6 +554,9 @@ struct intel_display {
/* unbound hipri wq for page flips/plane updates */
struct workqueue_struct *flip;
+
+ /* hipri wq for commit cleanups */
+ struct workqueue_struct *cleanup;
} wq;
/* Grouping using named structs. Keep sorted. */
diff --git a/drivers/gpu/drm/i915/display/intel_display_driver.c b/drivers/gpu/drm/i915/display/intel_display_driver.c
index 84fbaab50991..edab1dd082d8 100644
--- a/drivers/gpu/drm/i915/display/intel_display_driver.c
+++ b/drivers/gpu/drm/i915/display/intel_display_driver.c
@@ -242,6 +242,7 @@ int intel_display_driver_probe_noirq(struct drm_i915_private *i915)
i915->display.wq.modeset = alloc_ordered_workqueue("i915_modeset", 0);
i915->display.wq.flip = alloc_workqueue("i915_flip", WQ_HIGHPRI |
WQ_UNBOUND, WQ_UNBOUND_MAX_ACTIVE);
+ i915->display.wq.cleanup = alloc_workqueue("i915_cleanup", WQ_HIGHPRI, 0);
intel_mode_config_init(i915);
@@ -571,6 +572,7 @@ void intel_display_driver_remove(struct drm_i915_private *i915)
flush_workqueue(i915->display.wq.flip);
flush_workqueue(i915->display.wq.modeset);
+ flush_workqueue(i915->display.wq.cleanup);
/*
* MST topology needs to be suspended so we don't have any calls to
@@ -613,6 +615,7 @@ void intel_display_driver_remove_noirq(struct drm_i915_private *i915)
destroy_workqueue(i915->display.wq.flip);
destroy_workqueue(i915->display.wq.modeset);
+ destroy_workqueue(i915->display.wq.cleanup);
intel_fbc_cleanup(&i915->display);
}