Author: Daniel van Vugt Source: https://gitlab.gnome.org/GNOME/mutter/-/merge_requests/1441 Editor: Sung Mingi Commit: 20d804f2931b3166299d7baf4d38933cdc129638 Last Updated: 04/13/22 (Mutter 42.0+r45+g9d0f612de-2) --- Use triple buffering if and when the previous frame is running late. This means the next frame will be dispatched on time instead of also starting late. It also triggers a GPU clock boost if deemed necessary by the driver. Although frequency scaling is not required to get a performance gain here because even a fixed frequency GPU will benefit from not over-sleeping anymore. If the previous frame is not running late then we stick to double buffering so there's no latency penalty when the system is able to maintain full frame rate. --- diff --git a/clutter/clutter/clutter-frame-clock.c b/clutter/clutter/clutter-frame-clock.c index 6fa2b25887526ce0e0797ac5bdbea768e5d938e7..7a6444ec44dc7e7ab79a15ab4fb889efb3f44d3c 100644 --- a/clutter/clutter/clutter-frame-clock.c +++ b/clutter/clutter/clutter-frame-clock.c @@ -45,6 +45,8 @@ typedef struct _EstimateQueue int next_index; } EstimateQueue; +static gboolean triple_buffering_disabled = FALSE; + #define SYNC_DELAY_FALLBACK_FRACTION 0.875 typedef struct _ClutterFrameListener @@ -65,8 +67,9 @@ typedef enum _ClutterFrameClockState CLUTTER_FRAME_CLOCK_STATE_INIT, CLUTTER_FRAME_CLOCK_STATE_IDLE, CLUTTER_FRAME_CLOCK_STATE_SCHEDULED, - CLUTTER_FRAME_CLOCK_STATE_DISPATCHING, - CLUTTER_FRAME_CLOCK_STATE_PENDING_PRESENTED, + CLUTTER_FRAME_CLOCK_STATE_DISPATCHED_ONE, + CLUTTER_FRAME_CLOCK_STATE_DISPATCHED_ONE_AND_SCHEDULED, + CLUTTER_FRAME_CLOCK_STATE_DISPATCHED_TWO, } ClutterFrameClockState; struct _ClutterFrameClock @@ -96,6 +99,8 @@ struct _ClutterFrameClock /* Last KMS buffer submission time. */ int64_t last_flip_time_us; + ClutterFrameHint last_flip_hints; + /* Last few durations between dispatch start and buffer swap. */ EstimateQueue dispatch_to_swap_us; /* Last few durations between buffer swap and GPU rendering finish. */ @@ -228,6 +233,10 @@ void clutter_frame_clock_notify_presented (ClutterFrameClock *frame_clock, ClutterFrameInfo *frame_info) { + const char *debug_state = + frame_clock->state == CLUTTER_FRAME_CLOCK_STATE_DISPATCHED_TWO ? + "Triple buffering" : "Double buffering"; + COGL_TRACE_BEGIN_SCOPED (ClutterFrameClockNotifyPresented, "Frame Clock (presented)"); @@ -289,7 +298,8 @@ clutter_frame_clock_notify_presented (ClutterFrameClock *frame_clock, frame_info->cpu_time_before_buffer_swap_us; CLUTTER_NOTE (FRAME_TIMINGS, - "dispatch2swap %ld µs, swap2render %ld µs, swap2flip %ld µs", + "%s: dispatch2swap %ld µs, swap2render %ld µs, swap2flip %ld µs", + debug_state, dispatch_to_swap_us, swap_to_rendering_done_us, swap_to_flip_us); @@ -303,6 +313,10 @@ clutter_frame_clock_notify_presented (ClutterFrameClock *frame_clock, frame_clock->got_measurements_last_frame = TRUE; } + else + { + CLUTTER_NOTE (FRAME_TIMINGS, "%s", debug_state); + } if (frame_info->refresh_rate > 1) { @@ -317,11 +331,18 @@ clutter_frame_clock_notify_presented (ClutterFrameClock *frame_clock, case CLUTTER_FRAME_CLOCK_STATE_SCHEDULED: g_warn_if_reached (); break; - case CLUTTER_FRAME_CLOCK_STATE_DISPATCHING: - case CLUTTER_FRAME_CLOCK_STATE_PENDING_PRESENTED: + case CLUTTER_FRAME_CLOCK_STATE_DISPATCHED_ONE: frame_clock->state = CLUTTER_FRAME_CLOCK_STATE_IDLE; maybe_reschedule_update (frame_clock); break; + case CLUTTER_FRAME_CLOCK_STATE_DISPATCHED_ONE_AND_SCHEDULED: + frame_clock->state = CLUTTER_FRAME_CLOCK_STATE_SCHEDULED; + maybe_reschedule_update (frame_clock); + break; + case CLUTTER_FRAME_CLOCK_STATE_DISPATCHED_TWO: + frame_clock->state = CLUTTER_FRAME_CLOCK_STATE_DISPATCHED_ONE; + maybe_reschedule_update (frame_clock); + break; } } @@ -337,11 +358,18 @@ clutter_frame_clock_notify_ready (ClutterFrameClock *frame_clock) case CLUTTER_FRAME_CLOCK_STATE_SCHEDULED: g_warn_if_reached (); break; - case CLUTTER_FRAME_CLOCK_STATE_DISPATCHING: - case CLUTTER_FRAME_CLOCK_STATE_PENDING_PRESENTED: + case CLUTTER_FRAME_CLOCK_STATE_DISPATCHED_ONE: frame_clock->state = CLUTTER_FRAME_CLOCK_STATE_IDLE; maybe_reschedule_update (frame_clock); break; + case CLUTTER_FRAME_CLOCK_STATE_DISPATCHED_ONE_AND_SCHEDULED: + frame_clock->state = CLUTTER_FRAME_CLOCK_STATE_SCHEDULED; + maybe_reschedule_update (frame_clock); + break; + case CLUTTER_FRAME_CLOCK_STATE_DISPATCHED_TWO: + frame_clock->state = CLUTTER_FRAME_CLOCK_STATE_DISPATCHED_ONE; + maybe_reschedule_update (frame_clock); + break; } } @@ -353,6 +381,7 @@ clutter_frame_clock_compute_max_render_time_us (ClutterFrameClock *frame_clock) int64_t max_swap_to_rendering_done_us = 0; int64_t max_swap_to_flip_us = 0; int64_t max_render_time_us; + int buffer_queue_latency_frames = 0; int i; refresh_interval_us = frame_clock->refresh_interval_us; @@ -375,6 +404,27 @@ clutter_frame_clock_compute_max_render_time_us (ClutterFrameClock *frame_clock) frame_clock->swap_to_flip_us.values[i]); } + switch (frame_clock->state) + { + case CLUTTER_FRAME_CLOCK_STATE_INIT: + case CLUTTER_FRAME_CLOCK_STATE_IDLE: + case CLUTTER_FRAME_CLOCK_STATE_SCHEDULED: + buffer_queue_latency_frames = 0; + break; + case CLUTTER_FRAME_CLOCK_STATE_DISPATCHED_ONE: + case CLUTTER_FRAME_CLOCK_STATE_DISPATCHED_ONE_AND_SCHEDULED: + buffer_queue_latency_frames = 1; + break; + case CLUTTER_FRAME_CLOCK_STATE_DISPATCHED_TWO: + g_warn_if_reached (); + buffer_queue_latency_frames = 2; + break; + } + + max_swap_to_flip_us -= refresh_interval_us * buffer_queue_latency_frames; + if (max_swap_to_flip_us < 0) + max_swap_to_flip_us = 0; + /* Max render time shows how early the frame clock needs to be dispatched * to make it to the predicted next presentation time. It is composed of: * - An estimate of duration from dispatch start to buffer swap. @@ -391,8 +441,6 @@ clutter_frame_clock_compute_max_render_time_us (ClutterFrameClock *frame_clock) frame_clock->vblank_duration_us + clutter_max_render_time_constant_us; - max_render_time_us = CLAMP (max_render_time_us, 0, refresh_interval_us); - return max_render_time_us; } @@ -558,8 +606,12 @@ clutter_frame_clock_inhibit (ClutterFrameClock *frame_clock) frame_clock->pending_reschedule = TRUE; frame_clock->state = CLUTTER_FRAME_CLOCK_STATE_IDLE; break; - case CLUTTER_FRAME_CLOCK_STATE_DISPATCHING: - case CLUTTER_FRAME_CLOCK_STATE_PENDING_PRESENTED: + case CLUTTER_FRAME_CLOCK_STATE_DISPATCHED_ONE_AND_SCHEDULED: + frame_clock->pending_reschedule = TRUE; + frame_clock->state = CLUTTER_FRAME_CLOCK_STATE_DISPATCHED_ONE; + break; + case CLUTTER_FRAME_CLOCK_STATE_DISPATCHED_ONE: + case CLUTTER_FRAME_CLOCK_STATE_DISPATCHED_TWO: break; } @@ -595,11 +647,17 @@ clutter_frame_clock_schedule_update_now (ClutterFrameClock *frame_clock) case CLUTTER_FRAME_CLOCK_STATE_INIT: case CLUTTER_FRAME_CLOCK_STATE_IDLE: next_update_time_us = g_get_monotonic_time (); + frame_clock->state = CLUTTER_FRAME_CLOCK_STATE_SCHEDULED; break; case CLUTTER_FRAME_CLOCK_STATE_SCHEDULED: + case CLUTTER_FRAME_CLOCK_STATE_DISPATCHED_ONE_AND_SCHEDULED: return; - case CLUTTER_FRAME_CLOCK_STATE_DISPATCHING: - case CLUTTER_FRAME_CLOCK_STATE_PENDING_PRESENTED: + case CLUTTER_FRAME_CLOCK_STATE_DISPATCHED_ONE: + next_update_time_us = g_get_monotonic_time (); + frame_clock->state = + CLUTTER_FRAME_CLOCK_STATE_DISPATCHED_ONE_AND_SCHEDULED; + break; + case CLUTTER_FRAME_CLOCK_STATE_DISPATCHED_TWO: frame_clock->pending_reschedule = TRUE; frame_clock->pending_reschedule_now = TRUE; return; @@ -608,7 +666,6 @@ clutter_frame_clock_schedule_update_now (ClutterFrameClock *frame_clock) g_warn_if_fail (next_update_time_us != -1); g_source_set_ready_time (frame_clock->source, next_update_time_us); - frame_clock->state = CLUTTER_FRAME_CLOCK_STATE_SCHEDULED; frame_clock->is_next_presentation_time_valid = FALSE; } @@ -627,6 +684,7 @@ clutter_frame_clock_schedule_update (ClutterFrameClock *frame_clock) { case CLUTTER_FRAME_CLOCK_STATE_INIT: next_update_time_us = g_get_monotonic_time (); + frame_clock->state = CLUTTER_FRAME_CLOCK_STATE_SCHEDULED; break; case CLUTTER_FRAME_CLOCK_STATE_IDLE: calculate_next_update_time_us (frame_clock, @@ -634,11 +692,28 @@ clutter_frame_clock_schedule_update (ClutterFrameClock *frame_clock) &frame_clock->next_presentation_time_us); frame_clock->is_next_presentation_time_valid = (frame_clock->next_presentation_time_us != 0); + frame_clock->state = CLUTTER_FRAME_CLOCK_STATE_SCHEDULED; break; case CLUTTER_FRAME_CLOCK_STATE_SCHEDULED: + case CLUTTER_FRAME_CLOCK_STATE_DISPATCHED_ONE_AND_SCHEDULED: return; - case CLUTTER_FRAME_CLOCK_STATE_DISPATCHING: - case CLUTTER_FRAME_CLOCK_STATE_PENDING_PRESENTED: + case CLUTTER_FRAME_CLOCK_STATE_DISPATCHED_ONE: + if (frame_clock->last_flip_hints & CLUTTER_FRAME_HINT_DIRECT_SCANOUT_ATTEMPTED || + triple_buffering_disabled) + { + /* Force double buffering, disable triple buffering */ + frame_clock->pending_reschedule = TRUE; + return; + } + + calculate_next_update_time_us (frame_clock, + &next_update_time_us, + &frame_clock->next_presentation_time_us); + frame_clock->is_next_presentation_time_valid = + (frame_clock->next_presentation_time_us != 0); + frame_clock->state = CLUTTER_FRAME_CLOCK_STATE_DISPATCHED_ONE_AND_SCHEDULED; + break; + case CLUTTER_FRAME_CLOCK_STATE_DISPATCHED_TWO: frame_clock->pending_reschedule = TRUE; return; } @@ -646,7 +721,6 @@ clutter_frame_clock_schedule_update (ClutterFrameClock *frame_clock) g_warn_if_fail (next_update_time_us != -1); g_source_set_ready_time (frame_clock->source, next_update_time_us); - frame_clock->state = CLUTTER_FRAME_CLOCK_STATE_SCHEDULED; } static void @@ -670,7 +744,7 @@ clutter_frame_clock_dispatch (ClutterFrameClock *frame_clock, frame_clock->refresh_interval_us; lateness_us = time_us - ideal_dispatch_time_us; - if (lateness_us < 0 || lateness_us >= frame_clock->refresh_interval_us) + if (lateness_us < 0 || lateness_us >= frame_clock->refresh_interval_us / 4) frame_clock->last_dispatch_lateness_us = 0; else frame_clock->last_dispatch_lateness_us = lateness_us; @@ -678,7 +752,21 @@ clutter_frame_clock_dispatch (ClutterFrameClock *frame_clock, frame_clock->last_dispatch_time_us = time_us; g_source_set_ready_time (frame_clock->source, -1); - frame_clock->state = CLUTTER_FRAME_CLOCK_STATE_DISPATCHING; + switch (frame_clock->state) + { + case CLUTTER_FRAME_CLOCK_STATE_INIT: + case CLUTTER_FRAME_CLOCK_STATE_IDLE: + case CLUTTER_FRAME_CLOCK_STATE_DISPATCHED_ONE: + case CLUTTER_FRAME_CLOCK_STATE_DISPATCHED_TWO: + g_warn_if_reached (); + return; + case CLUTTER_FRAME_CLOCK_STATE_SCHEDULED: + frame_clock->state = CLUTTER_FRAME_CLOCK_STATE_DISPATCHED_ONE; + break; + case CLUTTER_FRAME_CLOCK_STATE_DISPATCHED_ONE_AND_SCHEDULED: + frame_clock->state = CLUTTER_FRAME_CLOCK_STATE_DISPATCHED_TWO; + break; + } frame_count = frame_clock->frame_count++; @@ -703,25 +791,31 @@ clutter_frame_clock_dispatch (ClutterFrameClock *frame_clock, frame_clock->listener.user_data); COGL_TRACE_END (ClutterFrameClockFrame); - switch (frame_clock->state) + switch (result) { - case CLUTTER_FRAME_CLOCK_STATE_INIT: - case CLUTTER_FRAME_CLOCK_STATE_PENDING_PRESENTED: - g_warn_if_reached (); + case CLUTTER_FRAME_RESULT_PENDING_PRESENTED: break; - case CLUTTER_FRAME_CLOCK_STATE_IDLE: - case CLUTTER_FRAME_CLOCK_STATE_SCHEDULED: - break; - case CLUTTER_FRAME_CLOCK_STATE_DISPATCHING: - switch (result) + case CLUTTER_FRAME_RESULT_IDLE: + /* The frame was aborted; nothing to paint/present */ + switch (frame_clock->state) { - case CLUTTER_FRAME_RESULT_PENDING_PRESENTED: - frame_clock->state = CLUTTER_FRAME_CLOCK_STATE_PENDING_PRESENTED; + case CLUTTER_FRAME_CLOCK_STATE_INIT: + case CLUTTER_FRAME_CLOCK_STATE_IDLE: + case CLUTTER_FRAME_CLOCK_STATE_SCHEDULED: + g_warn_if_reached (); break; - case CLUTTER_FRAME_RESULT_IDLE: + case CLUTTER_FRAME_CLOCK_STATE_DISPATCHED_ONE: frame_clock->state = CLUTTER_FRAME_CLOCK_STATE_IDLE; maybe_reschedule_update (frame_clock); break; + case CLUTTER_FRAME_CLOCK_STATE_DISPATCHED_ONE_AND_SCHEDULED: + frame_clock->state = CLUTTER_FRAME_CLOCK_STATE_SCHEDULED; + maybe_reschedule_update (frame_clock); + break; + case CLUTTER_FRAME_CLOCK_STATE_DISPATCHED_TWO: + frame_clock->state = CLUTTER_FRAME_CLOCK_STATE_DISPATCHED_ONE; + maybe_reschedule_update (frame_clock); + break; } break; } @@ -754,10 +848,12 @@ frame_clock_source_dispatch (GSource *source, } void -clutter_frame_clock_record_flip_time (ClutterFrameClock *frame_clock, - int64_t flip_time_us) +clutter_frame_clock_record_flip (ClutterFrameClock *frame_clock, + int64_t flip_time_us, + ClutterFrameHint hints) { frame_clock->last_flip_time_us = flip_time_us; + frame_clock->last_flip_hints = hints; } GString * @@ -888,6 +984,9 @@ clutter_frame_clock_class_init (ClutterFrameClockClass *klass) { GObjectClass *object_class = G_OBJECT_CLASS (klass); + if (!g_strcmp0 (g_getenv ("MUTTER_DEBUG_DISABLE_TRIPLE_BUFFERING"), "1")) + triple_buffering_disabled = TRUE; + object_class->dispose = clutter_frame_clock_dispose; signals[DESTROY] = diff --git a/clutter/clutter/clutter-frame-clock.h b/clutter/clutter/clutter-frame-clock.h index 91e6b3a13039717807b0ebb487afbf49867915eb..d750404d5342bdaba315d2e5dfeba988a6ef1ca0 100644 --- a/clutter/clutter/clutter-frame-clock.h +++ b/clutter/clutter/clutter-frame-clock.h @@ -34,6 +34,12 @@ typedef enum _ClutterFrameResult CLUTTER_FRAME_RESULT_IDLE, } ClutterFrameResult; +typedef enum _ClutterFrameHint +{ + CLUTTER_FRAME_HINT_NONE = 0, + CLUTTER_FRAME_HINT_DIRECT_SCANOUT_ATTEMPTED = 1 << 0, +} ClutterFrameHint; + #define CLUTTER_TYPE_FRAME_CLOCK (clutter_frame_clock_get_type ()) CLUTTER_EXPORT G_DECLARE_FINAL_TYPE (ClutterFrameClock, clutter_frame_clock, @@ -90,8 +96,9 @@ void clutter_frame_clock_remove_timeline (ClutterFrameClock *frame_clock, CLUTTER_EXPORT float clutter_frame_clock_get_refresh_rate (ClutterFrameClock *frame_clock); -void clutter_frame_clock_record_flip_time (ClutterFrameClock *frame_clock, - int64_t flip_time_us); +void clutter_frame_clock_record_flip (ClutterFrameClock *frame_clock, + int64_t flip_time_us, + ClutterFrameHint hints); GString * clutter_frame_clock_get_max_render_time_debug_info (ClutterFrameClock *frame_clock); diff --git a/clutter/clutter/clutter-frame-private.h b/clutter/clutter/clutter-frame-private.h index e0088564fcd95f5cfb5d807fe4568805ddf8adb4..06581492f58c30f5d4e0ad7b7794e63f61fc614e 100644 --- a/clutter/clutter/clutter-frame-private.h +++ b/clutter/clutter/clutter-frame-private.h @@ -24,6 +24,7 @@ struct _ClutterFrame { gboolean has_result; ClutterFrameResult result; + ClutterFrameHint hints; }; #define CLUTTER_FRAME_INIT ((ClutterFrame) { 0 }) diff --git a/clutter/clutter/clutter-frame.c b/clutter/clutter/clutter-frame.c index 3c708da9dc8530a99fa9795e438dce3dc3517543..63ae302af7aaf8fd4b5bd357ac0ed5c2ae5da3cc 100644 --- a/clutter/clutter/clutter-frame.c +++ b/clutter/clutter/clutter-frame.c @@ -40,3 +40,16 @@ clutter_frame_set_result (ClutterFrame *frame, frame->result = result; frame->has_result = TRUE; } + +void +clutter_frame_set_hint (ClutterFrame *frame, + ClutterFrameHint hint) +{ + frame->hints |= hint; +} + +ClutterFrameHint +clutter_frame_get_hints (ClutterFrame *frame) +{ + return frame->hints; +} diff --git a/clutter/clutter/clutter-frame.h b/clutter/clutter/clutter-frame.h index d3608e81ca71dfc5acdccc0111dd0f032025e0d0..06c5f7f28a58d421994036036a2f67d92ce53221 100644 --- a/clutter/clutter/clutter-frame.h +++ b/clutter/clutter/clutter-frame.h @@ -33,4 +33,11 @@ void clutter_frame_set_result (ClutterFrame *frame, CLUTTER_EXPORT gboolean clutter_frame_has_result (ClutterFrame *frame); +CLUTTER_EXPORT +void clutter_frame_set_hint (ClutterFrame *frame, + ClutterFrameHint hint); + +CLUTTER_EXPORT +ClutterFrameHint clutter_frame_get_hints (ClutterFrame *frame); + #endif /* CLUTTER_FRAME_H */ diff --git a/clutter/clutter/clutter-stage-view.c b/clutter/clutter/clutter-stage-view.c index 8a82de71edff0ef302bb9c7df4c96b6380c5ecf9..45d0093521b9388d57c5a9000d3993aecd11d193 100644 --- a/clutter/clutter/clutter-stage-view.c +++ b/clutter/clutter/clutter-stage-view.c @@ -1190,8 +1190,9 @@ handle_frame_clock_frame (ClutterFrameClock *frame_clock, _clutter_stage_window_redraw_view (stage_window, view, &frame); - clutter_frame_clock_record_flip_time (frame_clock, - g_get_monotonic_time ()); + clutter_frame_clock_record_flip (frame_clock, + g_get_monotonic_time (), + clutter_frame_get_hints (&frame)); clutter_stage_emit_after_paint (stage, view); diff --git a/cogl/cogl/cogl-onscreen-private.h b/cogl/cogl/cogl-onscreen-private.h index dffe018d2ed7828ae539edcca0cf2396795261dd..e0215f750d861e832b7dd1e78ec99014d37ba785 100644 --- a/cogl/cogl/cogl-onscreen-private.h +++ b/cogl/cogl/cogl-onscreen-private.h @@ -97,4 +97,7 @@ cogl_onscreen_peek_tail_frame_info (CoglOnscreen *onscreen); COGL_EXPORT CoglFrameInfo * cogl_onscreen_pop_head_frame_info (CoglOnscreen *onscreen); +COGL_EXPORT unsigned int +cogl_onscreen_count_pending_frames (CoglOnscreen *onscreen); + #endif /* __COGL_ONSCREEN_PRIVATE_H */ diff --git a/cogl/cogl/cogl-onscreen.c b/cogl/cogl/cogl-onscreen.c index ff9e1749a7dd6024f03ed33b42c060b5e9f3eef5..b25b4af4ab7cc2d22fe52463024630657cc8e398 100644 --- a/cogl/cogl/cogl-onscreen.c +++ b/cogl/cogl/cogl-onscreen.c @@ -510,6 +510,14 @@ cogl_onscreen_pop_head_frame_info (CoglOnscreen *onscreen) return g_queue_pop_head (&priv->pending_frame_infos); } +unsigned int +cogl_onscreen_count_pending_frames (CoglOnscreen *onscreen) +{ + CoglOnscreenPrivate *priv = cogl_onscreen_get_instance_private (onscreen); + + return g_queue_get_length (&priv->pending_frame_infos); +} + CoglFrameClosure * cogl_onscreen_add_frame_callback (CoglOnscreen *onscreen, CoglFrameCallback callback, diff --git a/src/backends/meta-stage-impl.c b/src/backends/meta-stage-impl.c index c45aaf852ef98b168fc9c76d58c9f4969f1e7c89..683f4ff6c5985911dc037a4067318c933ec8911a 100644 --- a/src/backends/meta-stage-impl.c +++ b/src/backends/meta-stage-impl.c @@ -720,6 +720,8 @@ meta_stage_impl_redraw_view (ClutterStageWindow *stage_window, { g_autoptr (GError) error = NULL; + clutter_frame_set_hint (frame, CLUTTER_FRAME_HINT_DIRECT_SCANOUT_ATTEMPTED); + if (meta_stage_impl_scanout_view (stage_impl, stage_view, scanout, diff --git a/src/backends/native/meta-crtc-kms.c b/src/backends/native/meta-crtc-kms.c index 584a780ba868f8ae761798dc68ba7a15bf84505e..773b540b479f706256dee23e6b6d51f2bac4c6dd 100644 --- a/src/backends/native/meta-crtc-kms.c +++ b/src/backends/native/meta-crtc-kms.c @@ -211,6 +211,7 @@ meta_crtc_kms_maybe_set_gamma (MetaCrtcKms *crtc_kms, MetaMonitorManagerNative *monitor_manager_native = META_MONITOR_MANAGER_NATIVE (monitor_manager); MetaKms *kms = meta_kms_device_get_kms (kms_device); + MetaKmsCrtc *kms_crtc = meta_crtc_kms_get_kms_crtc (crtc_kms); MetaKmsUpdate *kms_update; MetaKmsCrtcGamma *gamma; @@ -222,9 +223,9 @@ meta_crtc_kms_maybe_set_gamma (MetaCrtcKms *crtc_kms, if (!gamma) return; - kms_update = meta_kms_ensure_pending_update (kms, kms_device); + kms_update = meta_kms_ensure_pending_update_for_crtc (kms, kms_crtc); meta_kms_update_set_crtc_gamma (kms_update, - meta_crtc_kms_get_kms_crtc (crtc_kms), + kms_crtc, gamma->size, gamma->red, gamma->green, diff --git a/src/backends/native/meta-cursor-renderer-native.c b/src/backends/native/meta-cursor-renderer-native.c index df5862c4c050b896b6c2a88eaa582c19b0ac5469..606fcad97ffc64a26a44c4f9ee418507975ee30e 100644 --- a/src/backends/native/meta-cursor-renderer-native.c +++ b/src/backends/native/meta-cursor-renderer-native.c @@ -64,19 +64,6 @@ #define DRM_CAP_CURSOR_HEIGHT 0x9 #endif -/* When animating a cursor, we usually call drmModeSetCursor2 once per frame. - * Though, testing shows that we need to triple buffer the cursor buffer in - * order to avoid glitches when animating the cursor, at least when running on - * Intel. The reason for this might be (but is not confirmed to be) due to - * the user space gbm_bo cache, making us reuse and overwrite the kernel side - * buffer content before it was scanned out. To avoid this, we keep a user space - * reference to each buffer we set until at least one frame after it was drawn. - * In effect, this means we three active cursor gbm_bo's: one that that just has - * been set, one that was previously set and may or may not have been scanned - * out, and one pending that will be replaced if the cursor sprite changes. - */ -#define HW_CURSOR_BUFFER_COUNT 3 - static GQuark quark_cursor_sprite = 0; typedef struct _CrtcCursorData @@ -110,19 +97,10 @@ typedef struct _MetaCursorRendererNativeGpuData uint64_t cursor_height; } MetaCursorRendererNativeGpuData; -typedef enum _MetaCursorBufferState -{ - META_CURSOR_BUFFER_STATE_NONE, - META_CURSOR_BUFFER_STATE_SET, - META_CURSOR_BUFFER_STATE_INVALIDATED, -} MetaCursorBufferState; - typedef struct _MetaCursorNativeGpuState { MetaGpu *gpu; - unsigned int active_buffer_idx; - MetaCursorBufferState pending_buffer_state; - MetaDrmBuffer *buffers[HW_CURSOR_BUFFER_COUNT]; + MetaDrmBuffer *buffer; } MetaCursorNativeGpuState; typedef struct _MetaCursorNativePrivate @@ -199,44 +177,17 @@ meta_cursor_renderer_native_finalize (GObject *object) G_OBJECT_CLASS (meta_cursor_renderer_native_parent_class)->finalize (object); } -static unsigned int -get_pending_cursor_sprite_buffer_index (MetaCursorNativeGpuState *cursor_gpu_state) -{ - return (cursor_gpu_state->active_buffer_idx + 1) % HW_CURSOR_BUFFER_COUNT; -} - -static MetaDrmBuffer * -get_pending_cursor_sprite_buffer (MetaCursorNativeGpuState *cursor_gpu_state) -{ - unsigned int pending_buffer_idx; - - pending_buffer_idx = - get_pending_cursor_sprite_buffer_index (cursor_gpu_state); - return cursor_gpu_state->buffers[pending_buffer_idx]; -} - -static MetaDrmBuffer * -get_active_cursor_sprite_buffer (MetaCursorNativeGpuState *cursor_gpu_state) -{ - return cursor_gpu_state->buffers[cursor_gpu_state->active_buffer_idx]; -} - static void -set_pending_cursor_sprite_buffer (MetaCursorSprite *cursor_sprite, - MetaGpuKms *gpu_kms, - MetaDrmBuffer *buffer) +set_cursor_sprite_buffer (MetaCursorSprite *cursor_sprite, + MetaGpuKms *gpu_kms, + MetaDrmBuffer *buffer) { MetaCursorNativePrivate *cursor_priv; MetaCursorNativeGpuState *cursor_gpu_state; - unsigned int pending_buffer_idx; cursor_priv = ensure_cursor_priv (cursor_sprite); cursor_gpu_state = ensure_cursor_gpu_state (cursor_priv, gpu_kms); - - pending_buffer_idx = - get_pending_cursor_sprite_buffer_index (cursor_gpu_state); - cursor_gpu_state->buffers[pending_buffer_idx] = buffer; - cursor_gpu_state->pending_buffer_state = META_CURSOR_BUFFER_STATE_SET; + cursor_gpu_state->buffer = buffer; } static void @@ -311,10 +262,7 @@ assign_cursor_plane (MetaCursorRendererNative *native, MetaKmsUpdate *kms_update; MetaKmsPlaneAssignment *plane_assignment; - if (cursor_gpu_state->pending_buffer_state == META_CURSOR_BUFFER_STATE_SET) - buffer = get_pending_cursor_sprite_buffer (cursor_gpu_state); - else - buffer = get_active_cursor_sprite_buffer (cursor_gpu_state); + buffer = cursor_gpu_state->buffer; kms_crtc = meta_crtc_kms_get_kms_crtc (crtc_kms); kms_device = meta_kms_crtc_get_device (kms_crtc); @@ -343,8 +291,8 @@ assign_cursor_plane (MetaCursorRendererNative *native, flags |= META_KMS_ASSIGN_PLANE_FLAG_FB_UNCHANGED; kms_update = - meta_kms_ensure_pending_update (meta_kms_device_get_kms (kms_device), - meta_kms_crtc_get_device (kms_crtc)); + meta_kms_ensure_pending_update_for_crtc (meta_kms_device_get_kms (kms_device), + kms_crtc); plane_assignment = meta_kms_update_assign_plane (kms_update, kms_crtc, cursor_plane, @@ -365,13 +313,6 @@ assign_cursor_plane (MetaCursorRendererNative *native, native); crtc_cursor_data->buffer = buffer; - - if (cursor_gpu_state->pending_buffer_state == META_CURSOR_BUFFER_STATE_SET) - { - cursor_gpu_state->active_buffer_idx = - (cursor_gpu_state->active_buffer_idx + 1) % HW_CURSOR_BUFFER_COUNT; - cursor_gpu_state->pending_buffer_state = META_CURSOR_BUFFER_STATE_NONE; - } } static float @@ -499,7 +440,7 @@ unset_crtc_cursor (MetaCursorRendererNative *native, MetaKms *kms = meta_kms_device_get_kms (kms_device); MetaKmsUpdate *kms_update; - kms_update = meta_kms_ensure_pending_update (kms, kms_device); + kms_update = meta_kms_ensure_pending_update_for_crtc (kms, kms_crtc); meta_kms_update_unassign_plane (kms_update, kms_crtc, cursor_plane); } @@ -599,19 +540,7 @@ has_valid_cursor_sprite_buffer (MetaCursorSprite *cursor_sprite, if (!cursor_gpu_state) return FALSE; - switch (cursor_gpu_state->pending_buffer_state) - { - case META_CURSOR_BUFFER_STATE_NONE: - return get_active_cursor_sprite_buffer (cursor_gpu_state) != NULL; - case META_CURSOR_BUFFER_STATE_SET: - return TRUE; - case META_CURSOR_BUFFER_STATE_INVALIDATED: - return FALSE; - } - - g_assert_not_reached (); - - return FALSE; + return cursor_gpu_state->buffer != NULL; } static void @@ -1115,16 +1044,14 @@ unset_crtc_cursor_renderer_privates (MetaGpu *gpu, static void cursor_gpu_state_free (MetaCursorNativeGpuState *cursor_gpu_state) { - int i; MetaDrmBuffer *active_buffer; - active_buffer = get_active_cursor_sprite_buffer (cursor_gpu_state); + active_buffer = cursor_gpu_state->buffer; if (active_buffer) unset_crtc_cursor_renderer_privates (cursor_gpu_state->gpu, active_buffer); - for (i = 0; i < HW_CURSOR_BUFFER_COUNT; i++) - g_clear_object (&cursor_gpu_state->buffers[i]); + g_clear_object (&cursor_gpu_state->buffer); g_free (cursor_gpu_state); } @@ -1161,14 +1088,7 @@ invalidate_cursor_gpu_state (MetaCursorSprite *cursor_sprite) g_hash_table_iter_init (&iter, cursor_priv->gpu_states); while (g_hash_table_iter_next (&iter, NULL, (gpointer *) &cursor_gpu_state)) - { - unsigned int pending_buffer_idx; - - pending_buffer_idx = get_pending_cursor_sprite_buffer_index (cursor_gpu_state); - g_clear_object (&cursor_gpu_state->buffers[pending_buffer_idx]); - cursor_gpu_state->pending_buffer_state = - META_CURSOR_BUFFER_STATE_INVALIDATED; - } + g_clear_object (&cursor_gpu_state->buffer); } static void @@ -1306,8 +1226,8 @@ load_cursor_sprite_gbm_buffer_for_gpu (MetaCursorRendererNative *native, return; } - set_pending_cursor_sprite_buffer (cursor_sprite, gpu_kms, - META_DRM_BUFFER (buffer_gbm)); + set_cursor_sprite_buffer (cursor_sprite, gpu_kms, + META_DRM_BUFFER (buffer_gbm)); } else { @@ -1315,34 +1235,6 @@ load_cursor_sprite_gbm_buffer_for_gpu (MetaCursorRendererNative *native, } } -static gboolean -is_cursor_hw_state_valid (MetaCursorSprite *cursor_sprite, - MetaGpuKms *gpu_kms) -{ - MetaCursorNativePrivate *cursor_priv; - MetaCursorNativeGpuState *cursor_gpu_state; - - cursor_priv = get_cursor_priv (cursor_sprite); - if (!cursor_priv) - return FALSE; - - cursor_gpu_state = get_cursor_gpu_state (cursor_priv, gpu_kms); - if (!cursor_gpu_state) - return FALSE; - - switch (cursor_gpu_state->pending_buffer_state) - { - case META_CURSOR_BUFFER_STATE_SET: - case META_CURSOR_BUFFER_STATE_NONE: - return TRUE; - case META_CURSOR_BUFFER_STATE_INVALIDATED: - return FALSE; - } - - g_assert_not_reached (); - return FALSE; -} - static gboolean is_cursor_scale_and_transform_valid (MetaCursorRenderer *renderer, MetaCursorSprite *cursor_sprite) @@ -1507,7 +1399,7 @@ realize_cursor_sprite_from_wl_buffer_for_gpu (MetaCursorRenderer *renderer, if (!cursor_renderer_gpu_data || cursor_renderer_gpu_data->hw_cursor_broken) return; - if (is_cursor_hw_state_valid (cursor_sprite, gpu_kms) && + if (has_valid_cursor_sprite_buffer (cursor_sprite, gpu_kms) && is_cursor_scale_and_transform_valid (renderer, cursor_sprite)) return; @@ -1649,8 +1541,8 @@ realize_cursor_sprite_from_wl_buffer_for_gpu (MetaCursorRenderer *renderer, return; } - set_pending_cursor_sprite_buffer (cursor_sprite, gpu_kms, - META_DRM_BUFFER (buffer_gbm)); + set_cursor_sprite_buffer (cursor_sprite, gpu_kms, + META_DRM_BUFFER (buffer_gbm)); } } #endif @@ -1674,7 +1566,7 @@ realize_cursor_sprite_from_xcursor_for_gpu (MetaCursorRenderer *renderer, if (!cursor_renderer_gpu_data || cursor_renderer_gpu_data->hw_cursor_broken) return; - if (is_cursor_hw_state_valid (cursor_sprite, gpu_kms) && + if (has_valid_cursor_sprite_buffer (cursor_sprite, gpu_kms) && is_cursor_scale_and_transform_valid (renderer, cursor_sprite)) return; diff --git a/src/backends/native/meta-kms-crtc.c b/src/backends/native/meta-kms-crtc.c index 685a3737caff93e26313ca92b01d83b108afb1c6..45c7eb78ee918e0a2ede45b3d23bc9f309f4976d 100644 --- a/src/backends/native/meta-kms-crtc.c +++ b/src/backends/native/meta-kms-crtc.c @@ -32,6 +32,12 @@ typedef struct _MetaKmsCrtcPropTable MetaKmsProp props[META_KMS_CRTC_N_PROPS]; } MetaKmsCrtcPropTable; +typedef struct +{ + MetaDrmBuffer *front, *back; + gboolean back_is_set; +} PlaneState; + struct _MetaKmsCrtc { GObject parent; @@ -44,6 +50,8 @@ struct _MetaKmsCrtc MetaKmsCrtcState current_state; MetaKmsCrtcPropTable prop_table; + + GHashTable *plane_states; }; G_DEFINE_TYPE (MetaKmsCrtc, meta_kms_crtc, G_TYPE_OBJECT) @@ -441,20 +449,91 @@ meta_kms_crtc_new (MetaKmsImplDevice *impl_device, return crtc; } +void +meta_kms_crtc_remember_plane_buffer (MetaKmsCrtc *crtc, + uint32_t plane_id, + MetaDrmBuffer *buffer) +{ + gpointer key = GUINT_TO_POINTER (plane_id); + PlaneState *plane_state; + + plane_state = g_hash_table_lookup (crtc->plane_states, key); + if (plane_state == NULL) + { + plane_state = g_new0 (PlaneState, 1); + g_hash_table_insert (crtc->plane_states, key, plane_state); + } + + plane_state->back_is_set = TRUE; /* note buffer may be NULL */ + g_set_object (&plane_state->back, buffer); +} + +static void +swap_plane_buffers (gpointer key, + gpointer value, + gpointer user_data) +{ + PlaneState *plane_state = value; + + if (plane_state->back_is_set) + { + g_set_object (&plane_state->front, plane_state->back); + g_clear_object (&plane_state->back); + plane_state->back_is_set = FALSE; + } +} + +void +meta_kms_crtc_on_scanout_started (MetaKmsCrtc *crtc) +{ + g_hash_table_foreach (crtc->plane_states, swap_plane_buffers, NULL); +} + +void +meta_kms_crtc_release_buffers (MetaKmsCrtc *crtc) +{ + g_hash_table_remove_all (crtc->plane_states); +} + +static void +meta_kms_crtc_dispose (GObject *object) +{ + MetaKmsCrtc *crtc = META_KMS_CRTC (object); + + meta_kms_crtc_release_buffers (crtc); + + G_OBJECT_CLASS (meta_kms_crtc_parent_class)->dispose (object); +} + static void meta_kms_crtc_finalize (GObject *object) { MetaKmsCrtc *crtc = META_KMS_CRTC (object); clear_gamma_state (&crtc->current_state); + g_hash_table_unref (crtc->plane_states); G_OBJECT_CLASS (meta_kms_crtc_parent_class)->finalize (object); } +static void +destroy_plane_state (gpointer data) +{ + PlaneState *plane_state = data; + + g_clear_object (&plane_state->front); + g_clear_object (&plane_state->back); + g_free (plane_state); +} + static void meta_kms_crtc_init (MetaKmsCrtc *crtc) { crtc->current_state.gamma.size = 0; + crtc->plane_states = g_hash_table_new_full (NULL, + NULL, + NULL, + destroy_plane_state); } static void @@ -462,5 +541,6 @@ meta_kms_crtc_class_init (MetaKmsCrtcClass *klass) { GObjectClass *object_class = G_OBJECT_CLASS (klass); + object_class->dispose = meta_kms_crtc_dispose; object_class->finalize = meta_kms_crtc_finalize; } diff --git a/src/backends/native/meta-kms-crtc.h b/src/backends/native/meta-kms-crtc.h index 218bec9a1531efe06b12ec22ce8df1b74d6baa93..29fdfcb5ddcb3e2f8b988df2d4fed42977360938 100644 --- a/src/backends/native/meta-kms-crtc.h +++ b/src/backends/native/meta-kms-crtc.h @@ -25,6 +25,7 @@ #include #include "backends/native/meta-kms-types.h" +#include "backends/native/meta-drm-buffer.h" #include "core/util-private.h" #include "meta/boxes.h" @@ -82,4 +83,12 @@ MetaKmsCrtcGamma * meta_kms_crtc_gamma_new (MetaKmsCrtc *crtc, const uint16_t *green, const uint16_t *blue); +void meta_kms_crtc_remember_plane_buffer (MetaKmsCrtc *crtc, + uint32_t plane_id, + MetaDrmBuffer *buffer); + +void meta_kms_crtc_on_scanout_started (MetaKmsCrtc *crtc); + +void meta_kms_crtc_release_buffers (MetaKmsCrtc *crtc); + #endif /* META_KMS_CRTC_H */ diff --git a/src/backends/native/meta-kms-impl-device-atomic.c b/src/backends/native/meta-kms-impl-device-atomic.c index 73dd8e69717ccac77cda6e360c25163187bd8ec7..787d05acda62a93a15f3de467de8d9114a654578 100644 --- a/src/backends/native/meta-kms-impl-device-atomic.c +++ b/src/backends/native/meta-kms-impl-device-atomic.c @@ -431,6 +431,7 @@ process_plane_assignment (MetaKmsImplDevice *impl_device, { MetaKmsPlaneAssignment *plane_assignment = update_entry; MetaKmsPlane *plane = plane_assignment->plane; + MetaKmsUpdateFlag flags = (MetaKmsUpdateFlag) user_data; MetaDrmBuffer *buffer; MetaKmsFbDamage *fb_damage; uint32_t prop_id; @@ -586,6 +587,12 @@ process_plane_assignment (MetaKmsImplDevice *impl_device, error)) return FALSE; } + + if (!(flags & META_KMS_UPDATE_FLAG_TEST_ONLY)) + meta_kms_crtc_remember_plane_buffer (plane_assignment->crtc, + meta_kms_plane_get_id (plane), + buffer); + return TRUE; } @@ -963,7 +970,7 @@ meta_kms_impl_device_atomic_process_update (MetaKmsImplDevice *impl_device, req, blob_ids, meta_kms_update_get_plane_assignments (update), - NULL, + GUINT_TO_POINTER (flags), process_plane_assignment, &error)) goto err; diff --git a/src/backends/native/meta-kms-impl-device-simple.c b/src/backends/native/meta-kms-impl-device-simple.c index 882cd97cc958623e2bea943f5a9ced3a28b665ee..8aa78343a7d300981353bb6f48e9429ac1ec5c91 100644 --- a/src/backends/native/meta-kms-impl-device-simple.c +++ b/src/backends/native/meta-kms-impl-device-simple.c @@ -470,6 +470,8 @@ process_mode_set (MetaKmsImplDevice *impl_device, return FALSE; } + meta_kms_crtc_on_scanout_started (crtc); + if (drm_mode) { g_hash_table_replace (impl_device_simple->cached_mode_sets, @@ -534,7 +536,7 @@ is_timestamp_earlier_than (uint64_t ts1, typedef struct _RetryPageFlipData { MetaKmsCrtc *crtc; - uint32_t fb_id; + MetaDrmBuffer *fb; MetaKmsPageFlipData *page_flip_data; float refresh_rate; uint64_t retry_time_us; @@ -547,6 +549,7 @@ retry_page_flip_data_free (RetryPageFlipData *retry_page_flip_data) g_assert (!retry_page_flip_data->page_flip_data); g_clear_pointer (&retry_page_flip_data->custom_page_flip, meta_kms_custom_page_flip_free); + g_clear_object (&retry_page_flip_data->fb); g_free (retry_page_flip_data); } @@ -614,16 +617,21 @@ retry_page_flips (gpointer user_data) } else { + uint32_t fb_id = + retry_page_flip_data->fb ? + meta_drm_buffer_get_fb_id (retry_page_flip_data->fb) : + 0; + meta_topic (META_DEBUG_KMS, "[simple] Retrying page flip on CRTC %u (%s) with %u", meta_kms_crtc_get_id (crtc), meta_kms_impl_device_get_path (impl_device), - retry_page_flip_data->fb_id); + fb_id); fd = meta_kms_impl_device_get_fd (impl_device); ret = drmModePageFlip (fd, meta_kms_crtc_get_id (crtc), - retry_page_flip_data->fb_id, + fb_id, DRM_MODE_PAGE_FLIP_EVENT, retry_page_flip_data->page_flip_data); } @@ -710,7 +718,7 @@ retry_page_flips (gpointer user_data) static void schedule_retry_page_flip (MetaKmsImplDeviceSimple *impl_device_simple, MetaKmsCrtc *crtc, - uint32_t fb_id, + MetaDrmBuffer *fb, float refresh_rate, MetaKmsPageFlipData *page_flip_data, MetaKmsCustomPageFlip *custom_page_flip) @@ -725,7 +733,7 @@ schedule_retry_page_flip (MetaKmsImplDeviceSimple *impl_device_simple, retry_page_flip_data = g_new0 (RetryPageFlipData, 1); *retry_page_flip_data = (RetryPageFlipData) { .crtc = crtc, - .fb_id = fb_id, + .fb = fb ? g_object_ref (fb) : NULL, .page_flip_data = page_flip_data, .refresh_rate = refresh_rate, .retry_time_us = retry_time_us, @@ -859,6 +867,8 @@ mode_set_fallback (MetaKmsImplDeviceSimple *impl_device_simple, return FALSE; } + meta_kms_crtc_on_scanout_started (crtc); + if (!impl_device_simple->mode_set_fallback_feedback_source) { GSource *source; @@ -983,20 +993,20 @@ dispatch_page_flip (MetaKmsImplDevice *impl_device, cached_mode_set = get_cached_mode_set (impl_device_simple, crtc); if (cached_mode_set) { - uint32_t fb_id; + MetaDrmBuffer *fb; drmModeModeInfo *drm_mode; float refresh_rate; if (plane_assignment) - fb_id = meta_drm_buffer_get_fb_id (plane_assignment->buffer); + fb = plane_assignment->buffer; else - fb_id = 0; + fb = NULL; drm_mode = cached_mode_set->drm_mode; refresh_rate = meta_calculate_drm_mode_refresh_rate (drm_mode); meta_kms_impl_device_hold_fd (impl_device); schedule_retry_page_flip (impl_device_simple, crtc, - fb_id, + fb, refresh_rate, page_flip_data, g_steal_pointer (&custom_page_flip)); @@ -1290,7 +1300,7 @@ process_plane_assignment (MetaKmsImplDevice *impl_device, { case META_KMS_PLANE_TYPE_PRIMARY: /* Handled as part of the mode-set and page flip. */ - return TRUE; + goto assigned; case META_KMS_PLANE_TYPE_CURSOR: if (!process_cursor_plane_assignment (impl_device, update, plane_assignment, @@ -1304,7 +1314,7 @@ process_plane_assignment (MetaKmsImplDevice *impl_device, } else { - return TRUE; + goto assigned; } case META_KMS_PLANE_TYPE_OVERLAY: error = g_error_new_literal (G_IO_ERROR, G_IO_ERROR_FAILED, @@ -1317,6 +1327,12 @@ process_plane_assignment (MetaKmsImplDevice *impl_device, } g_assert_not_reached (); + +assigned: + meta_kms_crtc_remember_plane_buffer (plane_assignment->crtc, + meta_kms_plane_get_id (plane), + plane_assignment->buffer); + return TRUE; } static gboolean diff --git a/src/backends/native/meta-kms-impl-device.c b/src/backends/native/meta-kms-impl-device.c index ec1a0e5a4590aecb795166c706d05a1c3f176910..afea2c4860be18d6fe5cca40d0d92e3f088acce9 100644 --- a/src/backends/native/meta-kms-impl-device.c +++ b/src/backends/native/meta-kms-impl-device.c @@ -1028,8 +1028,12 @@ meta_kms_impl_device_init_mode_setting (MetaKmsImplDevice *impl_device, void meta_kms_impl_device_prepare_shutdown (MetaKmsImplDevice *impl_device) { + MetaKmsImplDevicePrivate *priv = + meta_kms_impl_device_get_instance_private (impl_device); MetaKmsImplDeviceClass *klass = META_KMS_IMPL_DEVICE_GET_CLASS (impl_device); + g_list_foreach (priv->crtcs, (GFunc) meta_kms_crtc_release_buffers, NULL); + if (klass->prepare_shutdown) klass->prepare_shutdown (impl_device); diff --git a/src/backends/native/meta-kms-page-flip.c b/src/backends/native/meta-kms-page-flip.c index 817f4e7c8d3b0c30df139e89913190b6aecd7d68..148d2374000825f8a442d1a33ab8ffcc625476f4 100644 --- a/src/backends/native/meta-kms-page-flip.c +++ b/src/backends/native/meta-kms-page-flip.c @@ -24,6 +24,7 @@ #include "backends/native/meta-kms-impl.h" #include "backends/native/meta-kms-private.h" #include "backends/native/meta-kms-update.h" +#include "backends/native/meta-kms-crtc.h" typedef struct _MetaKmsPageFlipClosure { @@ -149,6 +150,8 @@ meta_kms_page_flip_data_flipped (MetaKms *kms, meta_assert_not_in_kms_impl (kms); + meta_kms_crtc_on_scanout_started (page_flip_data->crtc); + for (l = page_flip_data->closures; l; l = l->next) { MetaKmsPageFlipClosure *closure = l->data; diff --git a/src/backends/native/meta-kms-update-private.h b/src/backends/native/meta-kms-update-private.h index a613cbc5d6799180d2de130c037da9cee248e2c4..1d964ff21f30a85840a84bc0514f4a7a37673379 100644 --- a/src/backends/native/meta-kms-update-private.h +++ b/src/backends/native/meta-kms-update-private.h @@ -132,6 +132,12 @@ uint64_t meta_kms_update_get_sequence_number (MetaKmsUpdate *update); META_EXPORT_TEST MetaKmsDevice * meta_kms_update_get_device (MetaKmsUpdate *update); +gboolean meta_kms_update_includes_crtc (MetaKmsUpdate *update, + MetaKmsCrtc *crtc); + +void meta_kms_update_include_crtc (MetaKmsUpdate *update, + MetaKmsCrtc *crtc); + void meta_kms_plane_assignment_set_rotation (MetaKmsPlaneAssignment *plane_assignment, uint64_t rotation); diff --git a/src/backends/native/meta-kms-update.c b/src/backends/native/meta-kms-update.c index 53fc92eb86c8cbb9ea253c55bc29a5e6cc31eeab..1e43f3f0f591a617520aa3a77bf2591a462fcca5 100644 --- a/src/backends/native/meta-kms-update.c +++ b/src/backends/native/meta-kms-update.c @@ -31,6 +31,7 @@ struct _MetaKmsUpdate { MetaKmsDevice *device; + GHashTable *crtcs; gboolean is_locked; uint64_t sequence_number; @@ -149,6 +150,7 @@ static void meta_kms_plane_assignment_free (MetaKmsPlaneAssignment *plane_assignment) { g_clear_pointer (&plane_assignment->fb_damage, meta_kms_fb_damage_free); + g_clear_object (&plane_assignment->buffer); g_free (plane_assignment); } @@ -228,7 +230,7 @@ meta_kms_update_assign_plane (MetaKmsUpdate *update, .update = update, .crtc = crtc, .plane = plane, - .buffer = buffer, + .buffer = g_object_ref (buffer), .src_rect = src_rect, .dst_rect = dst_rect, .flags = flags, @@ -237,6 +239,8 @@ meta_kms_update_assign_plane (MetaKmsUpdate *update, update->plane_assignments = g_list_prepend (update->plane_assignments, plane_assignment); + g_hash_table_insert (update->crtcs, crtc, NULL); + return plane_assignment; } @@ -262,6 +266,8 @@ meta_kms_update_unassign_plane (MetaKmsUpdate *update, update->plane_assignments = g_list_prepend (update->plane_assignments, plane_assignment); + g_hash_table_insert (update->crtcs, crtc, NULL); + return plane_assignment; } @@ -284,6 +290,8 @@ meta_kms_update_mode_set (MetaKmsUpdate *update, }; update->mode_sets = g_list_prepend (update->mode_sets, mode_set); + + g_hash_table_insert (update->crtcs, crtc, NULL); } static MetaKmsConnectorUpdate * @@ -402,6 +410,8 @@ meta_kms_update_set_crtc_gamma (MetaKmsUpdate *update, gamma = meta_kms_crtc_gamma_new (crtc, size, red, green, blue); update->crtc_gammas = g_list_prepend (update->crtc_gammas, gamma); + + g_hash_table_insert (update->crtcs, crtc, NULL); } void @@ -665,6 +675,20 @@ meta_kms_update_get_device (MetaKmsUpdate *update) return update->device; } +gboolean +meta_kms_update_includes_crtc (MetaKmsUpdate *update, + MetaKmsCrtc *crtc) +{ + return g_hash_table_lookup_extended (update->crtcs, crtc, NULL, NULL); +} + +void +meta_kms_update_include_crtc (MetaKmsUpdate *update, + MetaKmsCrtc *crtc) +{ + g_hash_table_insert (update->crtcs, crtc, NULL); +} + MetaKmsCustomPageFlip * meta_kms_update_take_custom_page_flip_func (MetaKmsUpdate *update) { @@ -693,12 +717,15 @@ meta_kms_update_new (MetaKmsDevice *device) update->device = device; update->sequence_number = sequence_number++; + update->crtcs = g_hash_table_new (NULL, NULL); + return update; } void meta_kms_update_free (MetaKmsUpdate *update) { + g_hash_table_destroy (update->crtcs); g_list_free_full (update->result_listeners, (GDestroyNotify) meta_kms_result_listener_free); g_list_free_full (update->plane_assignments, diff --git a/src/backends/native/meta-kms.c b/src/backends/native/meta-kms.c index 052ec8a65cadaf91bbe684fe6f8c2a9ff1eba52d..9acc17b0d071386299ff5725fbca2712c706950b 100644 --- a/src/backends/native/meta-kms.c +++ b/src/backends/native/meta-kms.c @@ -23,6 +23,7 @@ #include "backends/native/meta-kms-private.h" #include "backends/native/meta-backend-native.h" +#include "backends/native/meta-kms-crtc.h" #include "backends/native/meta-kms-device-private.h" #include "backends/native/meta-kms-impl.h" #include "backends/native/meta-kms-update-private.h" @@ -181,6 +182,11 @@ struct _MetaKms G_DEFINE_TYPE (MetaKms, meta_kms, G_TYPE_OBJECT) +static MetaKmsFeedback * +meta_kms_post_update_sync (MetaKms *kms, + MetaKmsUpdate *update, + MetaKmsUpdateFlag flags); + void meta_kms_discard_pending_updates (MetaKms *kms) { @@ -247,12 +253,105 @@ meta_kms_take_pending_update (MetaKms *kms, return NULL; } +MetaKmsUpdate * +meta_kms_ensure_pending_update_for_crtc (MetaKms *kms, + MetaKmsCrtc *crtc) +{ + MetaKmsUpdate *update; + + update = meta_kms_get_pending_update_for_crtc (kms, crtc); + if (update == NULL) + { + update = meta_kms_update_new (meta_kms_crtc_get_device (crtc)); + meta_kms_update_include_crtc (update, crtc); + meta_kms_add_pending_update (kms, update); + } + + return update; +} + +static MetaKmsUpdate * +meta_kms_find_compatible_update_for_crtc (MetaKms *kms, + MetaKmsCrtc *crtc, + gboolean take) +{ + MetaKmsDevice *device; + MetaKmsUpdate *update; + GList *l; + + for (l = kms->pending_updates; l; l = l->next) + { + update = l->data; + if (meta_kms_update_includes_crtc (update, crtc)) + goto found; + } + + device = meta_kms_crtc_get_device (crtc); + + for (l = kms->pending_updates; l; l = l->next) + { + update = l->data; + if (meta_kms_update_get_device (update) == device && + meta_kms_update_get_mode_sets (update)) + goto found; + } + + return NULL; + +found: + if (take) + kms->pending_updates = g_list_delete_link (kms->pending_updates, l); + return update; +} + +MetaKmsUpdate * +meta_kms_get_pending_update_for_crtc (MetaKms *kms, + MetaKmsCrtc *crtc) +{ + return meta_kms_find_compatible_update_for_crtc (kms, crtc, FALSE); +} + +static MetaKmsUpdate * +meta_kms_take_pending_update_for_crtc (MetaKms *kms, + MetaKmsCrtc *crtc) +{ + return meta_kms_find_compatible_update_for_crtc (kms, crtc, TRUE); +} + MetaKmsFeedback * meta_kms_post_pending_update_sync (MetaKms *kms, MetaKmsDevice *device, MetaKmsUpdateFlag flags) { MetaKmsUpdate *update; + + update = meta_kms_take_pending_update (kms, device); + if (!update) + return NULL; + + return meta_kms_post_update_sync (kms, update, flags); +} + +MetaKmsFeedback * +meta_kms_post_pending_update_for_crtc_sync (MetaKms *kms, + MetaKmsCrtc *crtc, + MetaKmsUpdateFlag flags) +{ + MetaKmsUpdate *update; + + update = meta_kms_take_pending_update_for_crtc (kms, crtc); + if (!update) + return NULL; + + return meta_kms_post_update_sync (kms, update, flags); +} + +static MetaKmsFeedback * +meta_kms_post_update_sync (MetaKms *kms, + MetaKmsUpdate *update, + MetaKmsUpdateFlag flags) +{ + MetaKmsDevice *device = meta_kms_update_get_device (update); MetaKmsFeedback *feedback; GList *result_listeners; GList *l; @@ -260,10 +359,6 @@ meta_kms_post_pending_update_sync (MetaKms *kms, COGL_TRACE_BEGIN_SCOPED (MetaKmsPostUpdateSync, "KMS (post update)"); - update = meta_kms_take_pending_update (kms, device); - if (!update) - return NULL; - meta_kms_update_lock (update); feedback = meta_kms_device_process_update_sync (device, update, flags); diff --git a/src/backends/native/meta-kms.h b/src/backends/native/meta-kms.h index bd9fe5ceadc8d4d46a1eabe775a0242bffbf77bf..84f1bed498b6cf689f7bdedbcd66ab57761b7e05 100644 --- a/src/backends/native/meta-kms.h +++ b/src/backends/native/meta-kms.h @@ -39,9 +39,15 @@ void meta_kms_discard_pending_updates (MetaKms *kms); MetaKmsUpdate * meta_kms_ensure_pending_update (MetaKms *kms, MetaKmsDevice *device); +MetaKmsUpdate * meta_kms_ensure_pending_update_for_crtc (MetaKms *kms, + MetaKmsCrtc *crtc); + MetaKmsUpdate * meta_kms_get_pending_update (MetaKms *kms, MetaKmsDevice *device); +MetaKmsUpdate * meta_kms_get_pending_update_for_crtc (MetaKms *kms, + MetaKmsCrtc *crtc); + MetaKmsFeedback * meta_kms_post_pending_update_sync (MetaKms *kms, MetaKmsDevice *device, MetaKmsUpdateFlag flags); @@ -49,6 +55,10 @@ MetaKmsFeedback * meta_kms_post_pending_update_sync (MetaKms *kms, MetaKmsFeedback * meta_kms_post_test_update_sync (MetaKms *kms, MetaKmsUpdate *update); +MetaKmsFeedback * meta_kms_post_pending_update_for_crtc_sync (MetaKms *kms, + MetaKmsCrtc *device, + MetaKmsUpdateFlag flags); + void meta_kms_discard_pending_page_flips (MetaKms *kms); void meta_kms_notify_modes_set (MetaKms *kms); diff --git a/src/backends/native/meta-onscreen-native.c b/src/backends/native/meta-onscreen-native.c index 36d6e291eb2d3a48d138d0b2b3f962d88c225236..fbe3e26ca8255d514c0bab42becf03ee61b8e414 100644 --- a/src/backends/native/meta-onscreen-native.c +++ b/src/backends/native/meta-onscreen-native.c @@ -67,13 +67,12 @@ typedef struct _MetaOnscreenNativeSecondaryGpuState struct { struct gbm_surface *surface; - MetaDrmBuffer *current_fb; - MetaDrmBuffer *next_fb; } gbm; struct { MetaDrmBufferDumb *current_dumb_fb; MetaDrmBufferDumb *dumb_fbs[2]; + MetaDrmBuffer *source_fbs[2]; } cpu; gboolean noted_primary_gpu_copy_ok; @@ -94,8 +93,8 @@ struct _MetaOnscreenNative struct { struct gbm_surface *surface; - MetaDrmBuffer *current_fb; MetaDrmBuffer *next_fb; + MetaDrmBuffer *stalled_fb; } gbm; #ifdef HAVE_EGL_DEVICE @@ -107,69 +106,25 @@ struct _MetaOnscreenNative #endif MetaRendererView *view; + + unsigned int swaps_pending; + struct { + int *rectangles; /* 4 x n_rectangles */ + int n_rectangles; + } next_post; }; G_DEFINE_TYPE (MetaOnscreenNative, meta_onscreen_native, COGL_TYPE_ONSCREEN_EGL) +static void +try_post_latest_swap (CoglOnscreen *onscreen); + static gboolean init_secondary_gpu_state (MetaRendererNative *renderer_native, CoglOnscreen *onscreen, GError **error); -static void -swap_secondary_drm_fb (CoglOnscreen *onscreen) -{ - MetaOnscreenNative *onscreen_native = META_ONSCREEN_NATIVE (onscreen); - MetaOnscreenNativeSecondaryGpuState *secondary_gpu_state; - - secondary_gpu_state = onscreen_native->secondary_gpu_state; - if (!secondary_gpu_state) - return; - - g_set_object (&secondary_gpu_state->gbm.current_fb, - secondary_gpu_state->gbm.next_fb); - g_clear_object (&secondary_gpu_state->gbm.next_fb); -} - -static void -free_current_secondary_bo (CoglOnscreen *onscreen) -{ - MetaOnscreenNative *onscreen_native = META_ONSCREEN_NATIVE (onscreen); - MetaOnscreenNativeSecondaryGpuState *secondary_gpu_state; - - secondary_gpu_state = onscreen_native->secondary_gpu_state; - if (!secondary_gpu_state) - return; - - g_clear_object (&secondary_gpu_state->gbm.current_fb); -} - -static void -free_current_bo (CoglOnscreen *onscreen) -{ - MetaOnscreenNative *onscreen_native = META_ONSCREEN_NATIVE (onscreen); - - g_clear_object (&onscreen_native->gbm.current_fb); - free_current_secondary_bo (onscreen); -} - -static void -meta_onscreen_native_swap_drm_fb (CoglOnscreen *onscreen) -{ - MetaOnscreenNative *onscreen_native = META_ONSCREEN_NATIVE (onscreen); - - if (!onscreen_native->gbm.next_fb) - return; - - free_current_bo (onscreen); - - g_set_object (&onscreen_native->gbm.current_fb, onscreen_native->gbm.next_fb); - g_clear_object (&onscreen_native->gbm.next_fb); - - swap_secondary_drm_fb (onscreen); -} - static void maybe_update_frame_info (MetaCrtc *crtc, CoglFrameInfo *frame_info, @@ -205,7 +160,7 @@ meta_onscreen_native_notify_frame_complete (CoglOnscreen *onscreen) info = cogl_onscreen_pop_head_frame_info (onscreen); - g_assert (!cogl_onscreen_peek_head_frame_info (onscreen)); + g_assert (info); _cogl_onscreen_notify_frame_sync (onscreen, info); _cogl_onscreen_notify_complete (onscreen, info); @@ -234,7 +189,7 @@ notify_view_crtc_presented (MetaRendererView *view, maybe_update_frame_info (crtc, frame_info, time_us, flags, sequence); meta_onscreen_native_notify_frame_complete (onscreen); - meta_onscreen_native_swap_drm_fb (onscreen); + try_post_latest_swap (onscreen); } static int64_t @@ -296,6 +251,7 @@ page_flip_feedback_ready (MetaKmsCrtc *kms_crtc, frame_info->flags |= COGL_FRAME_INFO_FLAG_SYMBOLIC; meta_onscreen_native_notify_frame_complete (onscreen); + try_post_latest_swap (onscreen); } static void @@ -345,7 +301,7 @@ page_flip_feedback_discarded (MetaKmsCrtc *kms_crtc, frame_info->flags |= COGL_FRAME_INFO_FLAG_SYMBOLIC; meta_onscreen_native_notify_frame_complete (onscreen); - meta_onscreen_native_swap_drm_fb (onscreen); + try_post_latest_swap (onscreen); } static const MetaKmsPageFlipListenerVtable page_flip_listener_vtable = { @@ -406,18 +362,40 @@ custom_egl_stream_page_flip (gpointer custom_page_flip_data, } #endif /* HAVE_EGL_DEVICE */ -void -meta_onscreen_native_dummy_power_save_page_flip (CoglOnscreen *onscreen) +static void +drop_stalled_swap (CoglOnscreen *onscreen) { + MetaOnscreenNative *onscreen_native = META_ONSCREEN_NATIVE (onscreen); CoglFrameInfo *frame_info; - meta_onscreen_native_swap_drm_fb (onscreen); + /* Remember we can't compare stalled_fb because it's not used by + * META_RENDERER_NATIVE_MODE_EGL_DEVICE. So we judge stalled to be whenever + * swaps_pending > 1. + */ + if (onscreen_native->swaps_pending <= 1) + return; + + onscreen_native->swaps_pending--; + + g_clear_object (&onscreen_native->gbm.stalled_fb); frame_info = cogl_onscreen_peek_tail_frame_info (onscreen); frame_info->flags |= COGL_FRAME_INFO_FLAG_SYMBOLIC; meta_onscreen_native_notify_frame_complete (onscreen); } +void +meta_onscreen_native_dummy_power_save_page_flip (CoglOnscreen *onscreen) +{ + drop_stalled_swap (onscreen); + + /* If the monitor just woke up and the shell is fully idle (has nothing + * more to swap) then we just woke to an indefinitely black screen. Let's + * fix that using the last swap (which is never classified as "stalled"). + */ + try_post_latest_swap (onscreen); +} + static void meta_onscreen_native_flip_crtc (CoglOnscreen *onscreen, MetaRendererView *view, @@ -436,8 +414,7 @@ meta_onscreen_native_flip_crtc (CoglOnscreen *onscreen, MetaKmsDevice *kms_device; MetaKms *kms; MetaKmsUpdate *kms_update; - MetaOnscreenNativeSecondaryGpuState *secondary_gpu_state = NULL; - MetaDrmBuffer *buffer; + g_autoptr (MetaDrmBuffer) buffer = NULL; MetaKmsPlaneAssignment *plane_assignment; COGL_TRACE_BEGIN_SCOPED (MetaOnscreenNativeFlipCrtcs, @@ -446,7 +423,7 @@ meta_onscreen_native_flip_crtc (CoglOnscreen *onscreen, gpu_kms = META_GPU_KMS (meta_crtc_get_gpu (crtc)); kms_device = meta_gpu_kms_get_kms_device (gpu_kms); kms = meta_kms_device_get_kms (kms_device); - kms_update = meta_kms_ensure_pending_update (kms, kms_device); + kms_update = meta_kms_ensure_pending_update_for_crtc (kms, kms_crtc); g_assert (meta_gpu_kms_is_crtc_active (gpu_kms, crtc)); @@ -455,15 +432,7 @@ meta_onscreen_native_flip_crtc (CoglOnscreen *onscreen, switch (renderer_gpu_data->mode) { case META_RENDERER_NATIVE_MODE_GBM: - if (gpu_kms == render_gpu) - { - buffer = onscreen_native->gbm.next_fb; - } - else - { - secondary_gpu_state = onscreen_native->secondary_gpu_state; - buffer = secondary_gpu_state->gbm.next_fb; - } + buffer = g_steal_pointer (&onscreen_native->gbm.next_fb); plane_assignment = meta_crtc_kms_assign_primary_plane (crtc_kms, buffer, @@ -509,7 +478,7 @@ meta_onscreen_native_set_crtc_mode (CoglOnscreen *onscreen, COGL_TRACE_BEGIN_SCOPED (MetaOnscreenNativeSetCrtcModes, "Onscreen (set CRTC modes)"); - kms_update = meta_kms_ensure_pending_update (kms, kms_device); + kms_update = meta_kms_ensure_pending_update_for_crtc (kms, kms_crtc); switch (renderer_gpu_data->mode) { @@ -535,13 +504,41 @@ meta_onscreen_native_set_crtc_mode (CoglOnscreen *onscreen, kms_update); } +static void +hold_primary_gpu_fb_for_secondary_gpu_scanout (MetaOnscreenNativeSecondaryGpuState *secondary_gpu_state, + MetaDrmBuffer *primary_gpu_fb, + MetaDrmBuffer *secondary_gpu_fb) +{ + if (META_IS_DRM_BUFFER_DUMB (secondary_gpu_fb)) + { + MetaDrmBufferDumb *dumb_fb = META_DRM_BUFFER_DUMB (secondary_gpu_fb); + int i; + const int n = G_N_ELEMENTS (secondary_gpu_state->cpu.dumb_fbs); + + for (i = 0; i < n; i++) + { + if (dumb_fb == secondary_gpu_state->cpu.dumb_fbs[i]) + { + g_set_object (&secondary_gpu_state->cpu.source_fbs[i], + primary_gpu_fb); + break; + } + } + + g_warn_if_fail (i < n); + } +} + static void secondary_gpu_release_dumb (MetaOnscreenNativeSecondaryGpuState *secondary_gpu_state) { unsigned i; for (i = 0; i < G_N_ELEMENTS (secondary_gpu_state->cpu.dumb_fbs); i++) - g_clear_object (&secondary_gpu_state->cpu.dumb_fbs[i]); + { + g_clear_object (&secondary_gpu_state->cpu.dumb_fbs[i]); + g_clear_object (&secondary_gpu_state->cpu.source_fbs[i]); + } } static void @@ -566,8 +563,6 @@ secondary_gpu_state_free (MetaOnscreenNativeSecondaryGpuState *secondary_gpu_sta NULL); } - g_clear_object (&secondary_gpu_state->gbm.current_fb); - g_clear_object (&secondary_gpu_state->gbm.next_fb); g_clear_pointer (&secondary_gpu_state->gbm.surface, gbm_surface_destroy); secondary_gpu_release_dumb (secondary_gpu_state); @@ -575,11 +570,11 @@ secondary_gpu_state_free (MetaOnscreenNativeSecondaryGpuState *secondary_gpu_sta g_free (secondary_gpu_state); } -static gboolean +static MetaDrmBuffer * import_shared_framebuffer (CoglOnscreen *onscreen, - MetaOnscreenNativeSecondaryGpuState *secondary_gpu_state) + MetaOnscreenNativeSecondaryGpuState *secondary_gpu_state, + MetaDrmBuffer *primary_gpu_fb) { - MetaOnscreenNative *onscreen_native = META_ONSCREEN_NATIVE (onscreen); MetaRenderDevice *render_device; g_autoptr (GError) error = NULL; MetaDrmBuffer *imported_buffer; @@ -587,7 +582,7 @@ import_shared_framebuffer (CoglOnscreen *onscreen, render_device = secondary_gpu_state->renderer_gpu_data->render_device; imported_buffer = meta_render_device_import_dma_buf (render_device, - onscreen_native->gbm.next_fb, + primary_gpu_fb, &error); if (!imported_buffer) { @@ -601,16 +596,9 @@ import_shared_framebuffer (CoglOnscreen *onscreen, META_SHARED_FRAMEBUFFER_IMPORT_STATUS_NONE); secondary_gpu_state->import_status = META_SHARED_FRAMEBUFFER_IMPORT_STATUS_FAILED; - return FALSE; + return NULL; } - /* - * next_fb may already contain a fallback buffer, so clear it only - * when we are sure to succeed. - */ - g_clear_object (&secondary_gpu_state->gbm.next_fb); - secondary_gpu_state->gbm.next_fb = imported_buffer; - if (secondary_gpu_state->import_status == META_SHARED_FRAMEBUFFER_IMPORT_STATUS_NONE) { @@ -627,16 +615,16 @@ import_shared_framebuffer (CoglOnscreen *onscreen, secondary_gpu_state->import_status = META_SHARED_FRAMEBUFFER_IMPORT_STATUS_OK; - return TRUE; + return imported_buffer; } -static void +static MetaDrmBuffer * copy_shared_framebuffer_gpu (CoglOnscreen *onscreen, MetaOnscreenNativeSecondaryGpuState *secondary_gpu_state, MetaRendererNativeGpuData *renderer_gpu_data, - gboolean *egl_context_changed) + gboolean *egl_context_changed, + MetaDrmBuffer *primary_gpu_fb) { - MetaOnscreenNative *onscreen_native = META_ONSCREEN_NATIVE (onscreen); MetaRendererNative *renderer_native = renderer_gpu_data->renderer_native; MetaEgl *egl = meta_renderer_native_get_egl (renderer_native); MetaGles3 *gles3 = meta_renderer_native_get_gles3 (renderer_native); @@ -652,9 +640,6 @@ copy_shared_framebuffer_gpu (CoglOnscreen *onscreen, COGL_TRACE_BEGIN_SCOPED (CopySharedFramebufferSecondaryGpu, "FB Copy (secondary GPU)"); - g_warn_if_fail (secondary_gpu_state->gbm.next_fb == NULL); - g_clear_object (&secondary_gpu_state->gbm.next_fb); - render_device = renderer_gpu_data->render_device; egl_display = meta_render_device_get_egl_display (render_device); @@ -667,13 +652,13 @@ copy_shared_framebuffer_gpu (CoglOnscreen *onscreen, { g_warning ("Failed to make current: %s", error->message); g_error_free (error); - return; + return NULL; } *egl_context_changed = TRUE; - buffer_gbm = META_DRM_BUFFER_GBM (onscreen_native->gbm.next_fb); + buffer_gbm = META_DRM_BUFFER_GBM (primary_gpu_fb); bo = meta_drm_buffer_gbm_get_bo (buffer_gbm); if (!meta_renderer_native_gles3_blit_shared_bo (egl, gles3, @@ -685,7 +670,7 @@ copy_shared_framebuffer_gpu (CoglOnscreen *onscreen, { g_warning ("Failed to blit shared framebuffer: %s", error->message); g_error_free (error); - return; + return NULL; } if (!meta_egl_swap_buffers (egl, @@ -695,7 +680,7 @@ copy_shared_framebuffer_gpu (CoglOnscreen *onscreen, { g_warning ("Failed to swap buffers: %s", error->message); g_error_free (error); - return; + return NULL; } use_modifiers = meta_renderer_native_use_modifiers (renderer_native); @@ -715,10 +700,10 @@ copy_shared_framebuffer_gpu (CoglOnscreen *onscreen, g_warning ("meta_drm_buffer_gbm_new_lock_front failed: %s", error->message); g_error_free (error); - return; + return NULL; } - secondary_gpu_state->gbm.next_fb = META_DRM_BUFFER (buffer_gbm); + return META_DRM_BUFFER (buffer_gbm); } static MetaDrmBufferDumb * @@ -733,7 +718,7 @@ secondary_gpu_get_next_dumb_buffer (MetaOnscreenNativeSecondaryGpuState *seconda return secondary_gpu_state->cpu.dumb_fbs[0]; } -static gboolean +static MetaDrmBuffer * copy_shared_framebuffer_primary_gpu (CoglOnscreen *onscreen, MetaOnscreenNativeSecondaryGpuState *secondary_gpu_state, const int *rectangles, @@ -759,13 +744,13 @@ copy_shared_framebuffer_primary_gpu (CoglOnscreen *onscre if (!secondary_gpu_state || secondary_gpu_state->egl_surface == EGL_NO_SURFACE) - return FALSE; + return NULL; primary_gpu = meta_renderer_native_get_primary_gpu (renderer_native); primary_gpu_data = meta_renderer_native_get_gpu_data (renderer_native, primary_gpu); if (!primary_gpu_data->secondary.has_EGL_EXT_image_dma_buf_import_modifiers) - return FALSE; + return NULL; buffer_dumb = secondary_gpu_get_next_dumb_buffer (secondary_gpu_state); buffer = META_DRM_BUFFER (buffer_dumb); @@ -788,7 +773,7 @@ copy_shared_framebuffer_primary_gpu (CoglOnscreen *onscre { meta_topic (META_DEBUG_KMS, "Failed to create DMA buffer: %s", error->message); - return FALSE; + return NULL; } dmabuf_fb = @@ -806,7 +791,7 @@ copy_shared_framebuffer_primary_gpu (CoglOnscreen *onscre meta_topic (META_DEBUG_KMS, "Failed to create DMA buffer for blitting: %s", error->message); - return FALSE; + return NULL; } /* Limit the number of individual copies to 16 */ #define MAX_RECTS 16 @@ -819,7 +804,7 @@ copy_shared_framebuffer_primary_gpu (CoglOnscreen *onscre &error)) { g_object_unref (dmabuf_fb); - return FALSE; + return NULL; } } else @@ -836,20 +821,19 @@ copy_shared_framebuffer_primary_gpu (CoglOnscreen *onscre &error)) { g_object_unref (dmabuf_fb); - return FALSE; + return NULL; } } } g_object_unref (dmabuf_fb); - g_set_object (&secondary_gpu_state->gbm.next_fb, buffer); secondary_gpu_state->cpu.current_dumb_fb = buffer_dumb; - return TRUE; + return g_object_ref (buffer); } -static void +static MetaDrmBuffer * copy_shared_framebuffer_cpu (CoglOnscreen *onscreen, MetaOnscreenNativeSecondaryGpuState *secondary_gpu_state, MetaRendererNativeGpuData *renderer_gpu_data) @@ -901,17 +885,19 @@ copy_shared_framebuffer_cpu (CoglOnscreen *onscreen, cogl_object_unref (dumb_bitmap); - g_set_object (&secondary_gpu_state->gbm.next_fb, buffer); secondary_gpu_state->cpu.current_dumb_fb = buffer_dumb; + + return g_object_ref (buffer); } -static void +static MetaDrmBuffer * update_secondary_gpu_state_pre_swap_buffers (CoglOnscreen *onscreen, const int *rectangles, int n_rectangles) { MetaOnscreenNative *onscreen_native = META_ONSCREEN_NATIVE (onscreen); MetaOnscreenNativeSecondaryGpuState *secondary_gpu_state; + MetaDrmBuffer *copy = NULL; COGL_TRACE_BEGIN_SCOPED (MetaRendererNativeGpuStatePreSwapBuffers, "Onscreen (secondary gpu pre-swap-buffers)"); @@ -937,10 +923,11 @@ update_secondary_gpu_state_pre_swap_buffers (CoglOnscreen *onscreen, /* prepare fallback */ G_GNUC_FALLTHROUGH; case META_SHARED_FRAMEBUFFER_COPY_MODE_PRIMARY: - if (!copy_shared_framebuffer_primary_gpu (onscreen, - secondary_gpu_state, - rectangles, - n_rectangles)) + copy = copy_shared_framebuffer_primary_gpu (onscreen, + secondary_gpu_state, + rectangles, + n_rectangles); + if (!copy) { if (!secondary_gpu_state->noted_primary_gpu_copy_failed) { @@ -950,9 +937,9 @@ update_secondary_gpu_state_pre_swap_buffers (CoglOnscreen *onscreen, secondary_gpu_state->noted_primary_gpu_copy_failed = TRUE; } - copy_shared_framebuffer_cpu (onscreen, - secondary_gpu_state, - renderer_gpu_data); + copy = copy_shared_framebuffer_cpu (onscreen, + secondary_gpu_state, + renderer_gpu_data); } else if (!secondary_gpu_state->noted_primary_gpu_copy_ok) { @@ -964,11 +951,15 @@ update_secondary_gpu_state_pre_swap_buffers (CoglOnscreen *onscreen, break; } } + + return copy; } static void -update_secondary_gpu_state_post_swap_buffers (CoglOnscreen *onscreen, - gboolean *egl_context_changed) +update_secondary_gpu_state_post_swap_buffers (CoglOnscreen *onscreen, + gboolean *egl_context_changed, + MetaDrmBuffer *primary_gpu_fb, + MetaDrmBuffer **secondary_gpu_fb) { MetaOnscreenNative *onscreen_native = META_ONSCREEN_NATIVE (onscreen); MetaRendererNative *renderer_native = onscreen_native->renderer_native; @@ -981,6 +972,7 @@ update_secondary_gpu_state_post_swap_buffers (CoglOnscreen *onscreen, if (secondary_gpu_state) { MetaRendererNativeGpuData *renderer_gpu_data; + g_autoptr (MetaDrmBuffer) next_fb = NULL; renderer_gpu_data = meta_renderer_native_get_gpu_data (renderer_native, @@ -988,23 +980,30 @@ update_secondary_gpu_state_post_swap_buffers (CoglOnscreen *onscreen, switch (renderer_gpu_data->secondary.copy_mode) { case META_SHARED_FRAMEBUFFER_COPY_MODE_ZERO: - if (import_shared_framebuffer (onscreen, secondary_gpu_state)) + next_fb = import_shared_framebuffer (onscreen, + secondary_gpu_state, + primary_gpu_fb); + if (next_fb) break; - - /* The fallback was prepared in pre_swap_buffers */ + /* The fallback was prepared in pre_swap_buffers and is currently + * in secondary_gpu_fb. + */ renderer_gpu_data->secondary.copy_mode = META_SHARED_FRAMEBUFFER_COPY_MODE_PRIMARY; G_GNUC_FALLTHROUGH; case META_SHARED_FRAMEBUFFER_COPY_MODE_PRIMARY: - /* Done before eglSwapBuffers. */ + next_fb = g_object_ref (*secondary_gpu_fb); break; case META_SHARED_FRAMEBUFFER_COPY_MODE_SECONDARY_GPU: - copy_shared_framebuffer_gpu (onscreen, - secondary_gpu_state, - renderer_gpu_data, - egl_context_changed); + next_fb = copy_shared_framebuffer_gpu (onscreen, + secondary_gpu_state, + renderer_gpu_data, + egl_context_changed, + primary_gpu_fb); break; } + + g_set_object (secondary_gpu_fb, next_fb); } } @@ -1038,34 +1037,39 @@ meta_onscreen_native_swap_buffers_with_damage (CoglOnscreen *onscreen, CoglRendererEGL *cogl_renderer_egl = cogl_renderer->winsys; MetaRendererNativeGpuData *renderer_gpu_data = cogl_renderer_egl->platform; MetaRendererNative *renderer_native = renderer_gpu_data->renderer_native; - MetaRenderer *renderer = META_RENDERER (renderer_native); - MetaBackend *backend = meta_renderer_get_backend (renderer); - MetaBackendNative *backend_native = META_BACKEND_NATIVE (backend); - MetaMonitorManager *monitor_manager = - meta_backend_get_monitor_manager (backend); - MetaKms *kms = meta_backend_native_get_kms (backend_native); MetaOnscreenNative *onscreen_native = META_ONSCREEN_NATIVE (onscreen); MetaGpuKms *render_gpu = onscreen_native->render_gpu; MetaDeviceFile *render_device_file; ClutterFrame *frame = user_data; CoglOnscreenClass *parent_class; gboolean egl_context_changed = FALSE; - MetaPowerSave power_save_mode; g_autoptr (GError) error = NULL; MetaDrmBufferFlags buffer_flags; MetaDrmBufferGbm *buffer_gbm; - MetaKmsCrtc *kms_crtc; - MetaKmsDevice *kms_device; - MetaKmsUpdateFlag flags; - g_autoptr (MetaKmsFeedback) kms_feedback = NULL; - const GError *feedback_error; + g_autoptr (MetaDrmBuffer) primary_gpu_fb = NULL; + g_autoptr (MetaDrmBuffer) secondary_gpu_fb = NULL; + size_t rectangles_size; COGL_TRACE_BEGIN_SCOPED (MetaRendererNativeSwapBuffers, "Onscreen (swap-buffers)"); - update_secondary_gpu_state_pre_swap_buffers (onscreen, - rectangles, - n_rectangles); + if (meta_is_topic_enabled (META_DEBUG_KMS)) + { + unsigned int frames_pending = + cogl_onscreen_count_pending_frames (onscreen); + + meta_topic (META_DEBUG_KMS, + "Swap buffers: %u frames pending (%s-buffering)", + frames_pending, + frames_pending == 1 ? "double" : + frames_pending == 2 ? "triple" : + "?"); + } + + secondary_gpu_fb = + update_secondary_gpu_state_pre_swap_buffers (onscreen, + rectangles, + n_rectangles); parent_class = COGL_ONSCREEN_CLASS (meta_onscreen_native_parent_class); parent_class->swap_buffers_with_damage (onscreen, @@ -1081,9 +1085,6 @@ meta_onscreen_native_swap_buffers_with_damage (CoglOnscreen *onscreen, switch (renderer_gpu_data->mode) { case META_RENDERER_NATIVE_MODE_GBM: - g_warn_if_fail (onscreen_native->gbm.next_fb == NULL); - g_clear_object (&onscreen_native->gbm.next_fb); - buffer_flags = META_DRM_BUFFER_FLAG_NONE; if (!meta_renderer_native_use_modifiers (renderer_native)) buffer_flags |= META_DRM_BUFFER_FLAG_DISABLE_MODIFIERS; @@ -1101,7 +1102,12 @@ meta_onscreen_native_swap_buffers_with_damage (CoglOnscreen *onscreen, return; } - onscreen_native->gbm.next_fb = META_DRM_BUFFER (buffer_gbm); + primary_gpu_fb = META_DRM_BUFFER (g_steal_pointer (&buffer_gbm)); + + g_object_set_data_full (G_OBJECT (primary_gpu_fb), + "gbm_surface owner", + g_object_ref (onscreen), + (GDestroyNotify) g_object_unref); break; case META_RENDERER_NATIVE_MODE_SURFACELESS: @@ -1113,7 +1119,46 @@ meta_onscreen_native_swap_buffers_with_damage (CoglOnscreen *onscreen, #endif } - update_secondary_gpu_state_post_swap_buffers (onscreen, &egl_context_changed); + update_secondary_gpu_state_post_swap_buffers (onscreen, + &egl_context_changed, + primary_gpu_fb, + &secondary_gpu_fb); + + switch (renderer_gpu_data->mode) + { + case META_RENDERER_NATIVE_MODE_GBM: + if (onscreen_native->gbm.next_fb != NULL) + { + g_warn_if_fail (onscreen_native->gbm.stalled_fb == NULL); + drop_stalled_swap (onscreen); + g_assert (onscreen_native->gbm.stalled_fb == NULL); + onscreen_native->gbm.stalled_fb = + g_steal_pointer (&onscreen_native->gbm.next_fb); + } + + if (onscreen_native->secondary_gpu_state) + { + g_set_object (&onscreen_native->gbm.next_fb, secondary_gpu_fb); + hold_primary_gpu_fb_for_secondary_gpu_scanout ( + onscreen_native->secondary_gpu_state, + primary_gpu_fb, + secondary_gpu_fb); + } + else + { + g_set_object (&onscreen_native->gbm.next_fb, primary_gpu_fb); + } + break; + case META_RENDERER_NATIVE_MODE_SURFACELESS: + break; +#ifdef HAVE_EGL_DEVICE + case META_RENDERER_NATIVE_MODE_EGL_DEVICE: + break; +#endif + } + + clutter_frame_set_result (frame, + CLUTTER_FRAME_RESULT_PENDING_PRESENTED); /* * If we changed EGL context, cogl will have the wrong idea about what is @@ -1124,23 +1169,71 @@ meta_onscreen_native_swap_buffers_with_damage (CoglOnscreen *onscreen, if (egl_context_changed) _cogl_winsys_egl_ensure_current (cogl_display); + rectangles_size = n_rectangles * 4 * sizeof (int); + onscreen_native->next_post.rectangles = + g_realloc (onscreen_native->next_post.rectangles, rectangles_size); + memcpy (onscreen_native->next_post.rectangles, rectangles, rectangles_size); + onscreen_native->next_post.n_rectangles = n_rectangles; + + onscreen_native->swaps_pending++; + try_post_latest_swap (onscreen); +} + +static void +try_post_latest_swap (CoglOnscreen *onscreen) +{ + CoglFramebuffer *framebuffer = COGL_FRAMEBUFFER (onscreen); + CoglContext *cogl_context = cogl_framebuffer_get_context (framebuffer); + CoglRenderer *cogl_renderer = cogl_context->display->renderer; + CoglRendererEGL *cogl_renderer_egl = cogl_renderer->winsys; + MetaRendererNativeGpuData *renderer_gpu_data = cogl_renderer_egl->platform; + MetaRendererNative *renderer_native = renderer_gpu_data->renderer_native; + MetaRenderer *renderer = META_RENDERER (renderer_native); + MetaBackend *backend = meta_renderer_get_backend (renderer); + MetaBackendNative *backend_native = META_BACKEND_NATIVE (backend); + MetaMonitorManager *monitor_manager = + meta_backend_get_monitor_manager (backend); + MetaKms *kms = meta_backend_native_get_kms (backend_native); + MetaOnscreenNative *onscreen_native = META_ONSCREEN_NATIVE (onscreen); + MetaPowerSave power_save_mode; + MetaCrtcKms *crtc_kms = META_CRTC_KMS (onscreen_native->crtc); + MetaKmsCrtc *kms_crtc = meta_crtc_kms_get_kms_crtc (crtc_kms); + MetaKmsDevice *kms_device = meta_kms_crtc_get_device (kms_crtc); + MetaKmsUpdateFlag flags; + g_autoptr (MetaKmsFeedback) kms_feedback = NULL; + const GError *feedback_error; + unsigned int frames_pending = cogl_onscreen_count_pending_frames (onscreen); + + if (onscreen_native->swaps_pending == 0) + return; + + g_assert (frames_pending >= onscreen_native->swaps_pending); + power_save_mode = meta_monitor_manager_get_power_save_mode (monitor_manager); if (power_save_mode == META_POWER_SAVE_ON) { + unsigned int posts_pending; + + posts_pending = frames_pending - onscreen_native->swaps_pending; + if (posts_pending > 0) + return; /* wait for the next frame notification and then try again */ + + drop_stalled_swap (onscreen); + g_return_if_fail (onscreen_native->swaps_pending > 0); + onscreen_native->swaps_pending--; + ensure_crtc_modes (onscreen); meta_onscreen_native_flip_crtc (onscreen, onscreen_native->view, onscreen_native->crtc, META_KMS_PAGE_FLIP_LISTENER_FLAG_NONE, - rectangles, - n_rectangles); + onscreen_native->next_post.rectangles, + onscreen_native->next_post.n_rectangles); } else { meta_renderer_native_queue_power_save_page_flip (renderer_native, onscreen); - clutter_frame_set_result (frame, - CLUTTER_FRAME_RESULT_PENDING_PRESENTED); return; } @@ -1158,9 +1251,6 @@ meta_onscreen_native_swap_buffers_with_damage (CoglOnscreen *onscreen, "Postponing primary plane composite update for CRTC %u (%s)", meta_kms_crtc_get_id (kms_crtc), meta_kms_device_get_path (kms_device)); - - clutter_frame_set_result (frame, - CLUTTER_FRAME_RESULT_PENDING_PRESENTED); return; } else if (meta_renderer_native_has_pending_mode_set (renderer_native)) @@ -1170,8 +1260,6 @@ meta_onscreen_native_swap_buffers_with_damage (CoglOnscreen *onscreen, meta_renderer_native_notify_mode_sets_reset (renderer_native); meta_renderer_native_post_mode_set_updates (renderer_native); - clutter_frame_set_result (frame, - CLUTTER_FRAME_RESULT_PENDING_PRESENTED); return; } break; @@ -1184,8 +1272,6 @@ meta_onscreen_native_swap_buffers_with_damage (CoglOnscreen *onscreen, { meta_renderer_native_notify_mode_sets_reset (renderer_native); meta_renderer_native_post_mode_set_updates (renderer_native); - clutter_frame_set_result (frame, - CLUTTER_FRAME_RESULT_PENDING_PRESENTED); return; } break; @@ -1198,18 +1284,16 @@ meta_onscreen_native_swap_buffers_with_damage (CoglOnscreen *onscreen, meta_kms_device_get_path (kms_device)); flags = META_KMS_UPDATE_FLAG_NONE; - kms_feedback = meta_kms_post_pending_update_sync (kms, kms_device, flags); + kms_feedback = meta_kms_post_pending_update_for_crtc_sync (kms, + kms_crtc, + flags); + g_return_if_fail (kms_feedback != NULL); switch (meta_kms_feedback_get_result (kms_feedback)) { case META_KMS_FEEDBACK_PASSED: - clutter_frame_set_result (frame, - CLUTTER_FRAME_RESULT_PENDING_PRESENTED); break; case META_KMS_FEEDBACK_FAILED: - clutter_frame_set_result (frame, - CLUTTER_FRAME_RESULT_PENDING_PRESENTED); - feedback_error = meta_kms_feedback_get_error (kms_feedback); if (!g_error_matches (feedback_error, G_IO_ERROR, @@ -1296,6 +1380,18 @@ meta_onscreen_native_direct_scanout (CoglOnscreen *onscreen, return FALSE; } + /* Our direct scanout frame counts as 1, so more than that means we would + * be jumping the queue (and post would fail). + */ + if (cogl_onscreen_count_pending_frames (onscreen) > 1) + { + g_set_error_literal (error, + COGL_SCANOUT_ERROR, + COGL_SCANOUT_ERROR_INHIBITED, + "Direct scanout is inhibited during triple buffering"); + return FALSE; + } + renderer_gpu_data = meta_renderer_native_get_gpu_data (renderer_native, render_gpu); @@ -1348,7 +1444,9 @@ meta_onscreen_native_direct_scanout (CoglOnscreen *onscreen, meta_kms_device_get_path (kms_device)); flags = META_KMS_UPDATE_FLAG_PRESERVE_ON_ERROR; - kms_feedback = meta_kms_post_pending_update_sync (kms, kms_device, flags); + kms_feedback = meta_kms_post_pending_update_for_crtc_sync (kms, + kms_crtc, + flags); switch (meta_kms_feedback_get_result (kms_feedback)) { case META_KMS_FEEDBACK_PASSED: @@ -1362,7 +1460,6 @@ meta_onscreen_native_direct_scanout (CoglOnscreen *onscreen, G_IO_ERROR, G_IO_ERROR_PERMISSION_DENIED)) break; - g_clear_object (&onscreen_native->gbm.next_fb); g_propagate_error (error, g_error_copy (feedback_error)); return FALSE; } @@ -1398,7 +1495,10 @@ meta_onscreen_native_finish_frame (CoglOnscreen *onscreen, g_autoptr (MetaKmsFeedback) kms_feedback = NULL; const GError *error; - kms_update = meta_kms_get_pending_update (kms, kms_device); + if (cogl_onscreen_count_pending_frames (onscreen) > 0) + return; + + kms_update = meta_kms_get_pending_update_for_crtc (kms, kms_crtc); if (!kms_update) { clutter_frame_set_result (frame, CLUTTER_FRAME_RESULT_IDLE); @@ -1413,9 +1513,9 @@ meta_onscreen_native_finish_frame (CoglOnscreen *onscreen, g_object_unref); flags = META_KMS_UPDATE_FLAG_NONE; - kms_feedback = meta_kms_post_pending_update_sync (kms, - kms_device, - flags); + kms_feedback = meta_kms_post_pending_update_for_crtc_sync (kms, + kms_crtc, + flags); switch (meta_kms_feedback_get_result (kms_feedback)) { case META_KMS_FEEDBACK_PASSED: @@ -1437,6 +1537,17 @@ meta_onscreen_native_finish_frame (CoglOnscreen *onscreen, } } +void +meta_onscreen_native_discard_pending_swaps (CoglOnscreen *onscreen) +{ + MetaOnscreenNative *onscreen_native = META_ONSCREEN_NATIVE (onscreen); + + onscreen_native->swaps_pending = 0; + + g_clear_object (&onscreen_native->gbm.stalled_fb); + g_clear_object (&onscreen_native->gbm.next_fb); +} + static gboolean should_surface_be_sharable (CoglOnscreen *onscreen) { @@ -1985,6 +2096,21 @@ pick_secondary_gpu_framebuffer_format_for_cpu (CoglOnscreen *onscreen) return DRM_FORMAT_INVALID; } +static void +dumb_toggle_notify (gpointer data, + GObject *object, + gboolean is_last_ref) +{ + MetaDrmBuffer **source_fb = data; + + g_return_if_fail (source_fb != NULL); + if (is_last_ref && *source_fb) + { + g_return_if_fail (META_IS_DRM_BUFFER (*source_fb)); + g_clear_object (source_fb); + } +} + static gboolean init_secondary_gpu_state_cpu_copy_mode (MetaRendererNative *renderer_native, CoglOnscreen *onscreen, @@ -2041,6 +2167,12 @@ init_secondary_gpu_state_cpu_copy_mode (MetaRendererNative *renderer_nat } secondary_gpu_state->cpu.dumb_fbs[i] = META_DRM_BUFFER_DUMB (dumb_buffer); + g_object_add_toggle_ref (G_OBJECT (dumb_buffer), + dumb_toggle_notify, + &secondary_gpu_state->cpu.source_fbs[i]); + + /* It was incremented higher than we need by add_toggle_ref */ + g_object_unref (dumb_buffer); } /* @@ -2130,7 +2262,7 @@ meta_onscreen_native_new (MetaRendererNative *renderer_native, onscreen_native->renderer_native = renderer_native; onscreen_native->render_gpu = render_gpu; onscreen_native->output = output; - onscreen_native->crtc = crtc; + onscreen_native->crtc = g_object_ref (crtc); return onscreen_native; } @@ -2151,7 +2283,6 @@ meta_onscreen_native_dispose (GObject *object) { case META_RENDERER_NATIVE_MODE_GBM: g_clear_object (&onscreen_native->gbm.next_fb); - free_current_bo (onscreen); break; case META_RENDERER_NATIVE_MODE_SURFACELESS: g_assert_not_reached (); @@ -2179,9 +2310,12 @@ meta_onscreen_native_dispose (GObject *object) G_OBJECT_CLASS (meta_onscreen_native_parent_class)->dispose (object); + g_clear_object (&onscreen_native->crtc); g_clear_pointer (&onscreen_native->gbm.surface, gbm_surface_destroy); g_clear_pointer (&onscreen_native->secondary_gpu_state, secondary_gpu_state_free); + g_clear_pointer (&onscreen_native->next_post.rectangles, g_free); + onscreen_native->next_post.n_rectangles = 0; } static void diff --git a/src/backends/native/meta-onscreen-native.h b/src/backends/native/meta-onscreen-native.h index 3a85ace267016a33dec52bdda1dcefe3c52b6c7d..676c4c4459aec6f8bd43c2fc537fb62849857e94 100644 --- a/src/backends/native/meta-onscreen-native.h +++ b/src/backends/native/meta-onscreen-native.h @@ -40,6 +40,8 @@ void meta_onscreen_native_finish_frame (CoglOnscreen *onscreen, void meta_onscreen_native_dummy_power_save_page_flip (CoglOnscreen *onscreen); +void meta_onscreen_native_discard_pending_swaps (CoglOnscreen *onscreen); + gboolean meta_onscreen_native_is_buffer_scanout_compatible (CoglOnscreen *onscreen, MetaDrmBuffer *fb); diff --git a/src/backends/native/meta-renderer-native.c b/src/backends/native/meta-renderer-native.c index 41bf04d665de5956a9ddbd127dad572964dde488..58e6339a8c13be59ffdfd0a6ab97e77e4926f00a 100644 --- a/src/backends/native/meta-renderer-native.c +++ b/src/backends/native/meta-renderer-native.c @@ -661,12 +661,18 @@ static gboolean dummy_power_save_page_flip_cb (gpointer user_data) { MetaRendererNative *renderer_native = user_data; + GList *old_list = + g_steal_pointer (&renderer_native->power_save_page_flip_onscreens); - g_list_foreach (renderer_native->power_save_page_flip_onscreens, + g_list_foreach (old_list, (GFunc) meta_onscreen_native_dummy_power_save_page_flip, NULL); - g_clear_list (&renderer_native->power_save_page_flip_onscreens, + g_clear_list (&old_list, g_object_unref); + + if (renderer_native->power_save_page_flip_onscreens != NULL) + return G_SOURCE_CONTINUE; + renderer_native->power_save_page_flip_source_id = 0; return G_SOURCE_REMOVE; @@ -678,6 +684,9 @@ meta_renderer_native_queue_power_save_page_flip (MetaRendererNative *renderer_na { const unsigned int timeout_ms = 100; + if (g_list_find (renderer_native->power_save_page_flip_onscreens, onscreen)) + return; + if (!renderer_native->power_save_page_flip_source_id) { renderer_native->power_save_page_flip_source_id = @@ -1386,6 +1395,26 @@ meta_renderer_native_create_view (MetaRenderer *renderer, return view; } +static void +discard_pending_swaps (MetaRenderer *renderer) +{ + GList *views = meta_renderer_get_views (renderer);; + GList *l; + + for (l = views; l; l = l->next) + { + ClutterStageView *stage_view = l->data; + CoglFramebuffer *fb = clutter_stage_view_get_onscreen (stage_view); + CoglOnscreen *onscreen; + + if (!COGL_IS_ONSCREEN (fb)) + continue; + + onscreen = COGL_ONSCREEN (fb); + meta_onscreen_native_discard_pending_swaps (onscreen); + } +} + static void keep_current_onscreens_alive (MetaRenderer *renderer) { @@ -1414,6 +1443,7 @@ meta_renderer_native_rebuild_views (MetaRenderer *renderer) MetaRendererClass *parent_renderer_class = META_RENDERER_CLASS (meta_renderer_native_parent_class); + discard_pending_swaps (renderer); meta_kms_discard_pending_page_flips (kms); meta_kms_discard_pending_updates (kms);