diff options
Diffstat (limited to '')
| -rw-r--r-- | drivers/gpu/drm/i915/display/intel_atomic.c | 5 | ||||
| -rw-r--r-- | drivers/gpu/drm/i915/display/intel_color.c | 25 | ||||
| -rw-r--r-- | drivers/gpu/drm/i915/display/intel_crtc.c | 5 | ||||
| -rw-r--r-- | drivers/gpu/drm/i915/display/intel_display.c | 128 | ||||
| -rw-r--r-- | drivers/gpu/drm/i915/display/intel_display_types.h | 5 |
5 files changed, 128 insertions, 40 deletions
diff --git a/drivers/gpu/drm/i915/display/intel_atomic.c b/drivers/gpu/drm/i915/display/intel_atomic.c index 6cac26af128c..03dc54c802d3 100644 --- a/drivers/gpu/drm/i915/display/intel_atomic.c +++ b/drivers/gpu/drm/i915/display/intel_atomic.c @@ -276,7 +276,8 @@ intel_crtc_duplicate_state(struct drm_crtc *crtc) crtc_state->fb_bits = 0; crtc_state->update_planes = 0; crtc_state->dsb_color_vblank = NULL; - crtc_state->dsb_color_commit = NULL; + crtc_state->dsb_commit = NULL; + crtc_state->use_dsb = false; return &crtc_state->uapi; } @@ -311,7 +312,7 @@ intel_crtc_destroy_state(struct drm_crtc *crtc, struct intel_crtc_state *crtc_state = to_intel_crtc_state(state); drm_WARN_ON(crtc->dev, crtc_state->dsb_color_vblank); - drm_WARN_ON(crtc->dev, crtc_state->dsb_color_commit); + drm_WARN_ON(crtc->dev, crtc_state->dsb_commit); __drm_atomic_helper_crtc_destroy_state(&crtc_state->uapi); intel_crtc_free_hw_state(crtc_state); diff --git a/drivers/gpu/drm/i915/display/intel_color.c b/drivers/gpu/drm/i915/display/intel_color.c index 4df580019560..caf1af039960 100644 --- a/drivers/gpu/drm/i915/display/intel_color.c +++ b/drivers/gpu/drm/i915/display/intel_color.c @@ -1913,9 +1913,6 @@ void intel_color_commit_arm(struct intel_dsb *dsb, struct drm_i915_private *i915 = to_i915(crtc_state->uapi.crtc->dev); i915->display.funcs.color->color_commit_arm(dsb, crtc_state); - - if (crtc_state->dsb_color_commit) - intel_dsb_commit(crtc_state->dsb_color_commit, false); } void intel_color_post_update(const struct intel_crtc_state *crtc_state) @@ -1966,28 +1963,14 @@ void intel_color_prepare_commit(struct intel_atomic_state *state, i915->display.funcs.color->load_luts(crtc_state); - intel_dsb_finish(crtc_state->dsb_color_vblank); + intel_dsb_wait_vblank_delay(state, crtc_state->dsb_color_vblank); + intel_dsb_interrupt(crtc_state->dsb_color_vblank); - crtc_state->dsb_color_commit = intel_dsb_prepare(state, crtc, INTEL_DSB_0, 16); - if (!crtc_state->dsb_color_commit) { - intel_dsb_cleanup(crtc_state->dsb_color_vblank); - crtc_state->dsb_color_vblank = NULL; - return; - } - - intel_dsb_chain(state, crtc_state->dsb_color_commit, - crtc_state->dsb_color_vblank, true); - - intel_dsb_finish(crtc_state->dsb_color_commit); + intel_dsb_finish(crtc_state->dsb_color_vblank); } void intel_color_cleanup_commit(struct intel_crtc_state *crtc_state) { - if (crtc_state->dsb_color_commit) { - intel_dsb_cleanup(crtc_state->dsb_color_commit); - crtc_state->dsb_color_commit = NULL; - } - if (crtc_state->dsb_color_vblank) { intel_dsb_cleanup(crtc_state->dsb_color_vblank); crtc_state->dsb_color_vblank = NULL; @@ -1996,8 +1979,6 @@ void intel_color_cleanup_commit(struct intel_crtc_state *crtc_state) void intel_color_wait_commit(const struct intel_crtc_state *crtc_state) { - if (crtc_state->dsb_color_commit) - intel_dsb_wait(crtc_state->dsb_color_commit); if (crtc_state->dsb_color_vblank) intel_dsb_wait(crtc_state->dsb_color_vblank); } diff --git a/drivers/gpu/drm/i915/display/intel_crtc.c b/drivers/gpu/drm/i915/display/intel_crtc.c index 4c653e9076d5..3c9168a57f38 100644 --- a/drivers/gpu/drm/i915/display/intel_crtc.c +++ b/drivers/gpu/drm/i915/display/intel_crtc.c @@ -416,10 +416,11 @@ int intel_crtc_get_pipe_from_crtc_id_ioctl(struct drm_device *dev, void *data, static bool intel_crtc_needs_vblank_work(const struct intel_crtc_state *crtc_state) { return crtc_state->hw.active && - !intel_crtc_needs_modeset(crtc_state) && !crtc_state->preload_luts && + !intel_crtc_needs_modeset(crtc_state) && intel_crtc_needs_color_update(crtc_state) && - !intel_color_uses_dsb(crtc_state); + !intel_color_uses_dsb(crtc_state) && + !crtc_state->use_dsb; } static void intel_crtc_vblank_work(struct kthread_work *base) diff --git a/drivers/gpu/drm/i915/display/intel_display.c b/drivers/gpu/drm/i915/display/intel_display.c index 10a30cfd0cd6..f2b3b73c5432 100644 --- a/drivers/gpu/drm/i915/display/intel_display.c +++ b/drivers/gpu/drm/i915/display/intel_display.c @@ -7070,7 +7070,7 @@ static void commit_pipe_pre_planes(struct intel_atomic_state *state, * During modesets pipe configuration was programmed as the * CRTC was enabled. */ - if (!modeset) { + if (!modeset && !new_crtc_state->use_dsb) { if (intel_crtc_needs_color_update(new_crtc_state)) intel_color_commit_arm(NULL, new_crtc_state); @@ -7172,10 +7172,12 @@ static void intel_pre_update_crtc(struct intel_atomic_state *state, drm_WARN_ON(&i915->drm, !intel_display_power_is_enabled(i915, POWER_DOMAIN_DC_OFF)); if (!modeset && - intel_crtc_needs_color_update(new_crtc_state)) + intel_crtc_needs_color_update(new_crtc_state) && + !new_crtc_state->use_dsb) intel_color_commit_noarm(NULL, new_crtc_state); - intel_crtc_planes_update_noarm(NULL, state, crtc); + if (!new_crtc_state->use_dsb) + intel_crtc_planes_update_noarm(NULL, state, crtc); } static void intel_update_crtc(struct intel_atomic_state *state, @@ -7186,16 +7188,25 @@ static void intel_update_crtc(struct intel_atomic_state *state, struct intel_crtc_state *new_crtc_state = intel_atomic_get_new_crtc_state(state, crtc); - /* Perform vblank evasion around commit operation */ - intel_pipe_update_start(state, crtc); + if (new_crtc_state->use_dsb) { + intel_crtc_prepare_vblank_event(new_crtc_state, &crtc->dsb_event); + + intel_dsb_commit(new_crtc_state->dsb_commit, false); + } else { + /* Perform vblank evasion around commit operation */ + intel_pipe_update_start(state, crtc); + + if (new_crtc_state->dsb_commit) + intel_dsb_commit(new_crtc_state->dsb_commit, false); - commit_pipe_pre_planes(state, crtc); + commit_pipe_pre_planes(state, crtc); - intel_crtc_planes_update_arm(NULL, state, crtc); + intel_crtc_planes_update_arm(NULL, state, crtc); - commit_pipe_post_planes(state, crtc); + commit_pipe_post_planes(state, crtc); - intel_pipe_update_end(state, crtc); + intel_pipe_update_end(state, crtc); + } /* * VRR/Seamless M/N update may need to update frame timings. @@ -7520,6 +7531,24 @@ static void intel_atomic_commit_fence_wait(struct intel_atomic_state *intel_stat } } +static void intel_atomic_dsb_wait_commit(struct intel_crtc_state *crtc_state) +{ + if (crtc_state->dsb_commit) + intel_dsb_wait(crtc_state->dsb_commit); + + intel_color_wait_commit(crtc_state); +} + +static void intel_atomic_dsb_cleanup(struct intel_crtc_state *crtc_state) +{ + if (crtc_state->dsb_commit) { + intel_dsb_cleanup(crtc_state->dsb_commit); + crtc_state->dsb_commit = NULL; + } + + intel_color_cleanup_commit(crtc_state); +} + static void intel_atomic_cleanup_work(struct work_struct *work) { struct intel_atomic_state *state = @@ -7530,7 +7559,7 @@ static void intel_atomic_cleanup_work(struct work_struct *work) int i; for_each_old_intel_crtc_in_state(state, crtc, old_crtc_state, i) - intel_color_cleanup_commit(old_crtc_state); + intel_atomic_dsb_cleanup(old_crtc_state); drm_atomic_helper_cleanup_planes(&i915->drm, &state->base); drm_atomic_helper_commit_cleanup_done(&state->base); @@ -7586,6 +7615,78 @@ static void intel_atomic_dsb_prepare(struct intel_atomic_state *state, intel_color_prepare_commit(state, crtc); } +static void intel_atomic_dsb_finish(struct intel_atomic_state *state, + struct intel_crtc *crtc) +{ + const struct intel_crtc_state *old_crtc_state = + intel_atomic_get_old_crtc_state(state, crtc); + struct intel_crtc_state *new_crtc_state = + intel_atomic_get_new_crtc_state(state, crtc); + + if (!new_crtc_state->hw.active) + return; + + if (state->base.legacy_cursor_update) + return; + + /* FIXME deal with everything */ + new_crtc_state->use_dsb = + new_crtc_state->update_planes && + !new_crtc_state->vrr.enable && + !new_crtc_state->do_async_flip && + !new_crtc_state->has_psr && + !new_crtc_state->scaler_state.scaler_users && + !old_crtc_state->scaler_state.scaler_users && + !intel_crtc_needs_modeset(new_crtc_state) && + !intel_crtc_needs_fastset(new_crtc_state); + + if (!new_crtc_state->use_dsb && !new_crtc_state->dsb_color_vblank) + return; + + /* + * Rough estimate: + * ~64 registers per each plane * 8 planes = 512 + * Double that for pipe stuff and other overhead. + */ + new_crtc_state->dsb_commit = intel_dsb_prepare(state, crtc, INTEL_DSB_0, + new_crtc_state->use_dsb ? 1024 : 16); + if (!new_crtc_state->dsb_commit) { + new_crtc_state->use_dsb = false; + intel_color_cleanup_commit(new_crtc_state); + return; + } + + if (new_crtc_state->use_dsb) { + if (intel_crtc_needs_color_update(new_crtc_state)) + intel_color_commit_noarm(new_crtc_state->dsb_commit, + new_crtc_state); + intel_crtc_planes_update_noarm(new_crtc_state->dsb_commit, + state, crtc); + + intel_dsb_vblank_evade(state, new_crtc_state->dsb_commit); + + if (intel_crtc_needs_color_update(new_crtc_state)) + intel_color_commit_arm(new_crtc_state->dsb_commit, + new_crtc_state); + bdw_set_pipe_misc(new_crtc_state->dsb_commit, + new_crtc_state); + intel_crtc_planes_update_arm(new_crtc_state->dsb_commit, + state, crtc); + + if (!new_crtc_state->dsb_color_vblank) { + intel_dsb_wait_vblanks(new_crtc_state->dsb_commit, 1); + intel_dsb_wait_vblank_delay(state, new_crtc_state->dsb_commit); + intel_dsb_interrupt(new_crtc_state->dsb_commit); + } + } + + if (new_crtc_state->dsb_color_vblank) + intel_dsb_chain(state, new_crtc_state->dsb_commit, + new_crtc_state->dsb_color_vblank, true); + + intel_dsb_finish(new_crtc_state->dsb_commit); +} + static void intel_atomic_commit_tail(struct intel_atomic_state *state) { struct drm_device *dev = state->base.dev; @@ -7605,6 +7706,9 @@ static void intel_atomic_commit_tail(struct intel_atomic_state *state) intel_atomic_prepare_plane_clear_colors(state); + for_each_new_intel_crtc_in_state(state, crtc, new_crtc_state, i) + intel_atomic_dsb_finish(state, crtc); + drm_atomic_helper_wait_for_dependencies(&state->base); drm_dp_mst_atomic_wait_for_dependencies(&state->base); intel_atomic_global_state_wait_for_dependencies(state); @@ -7718,7 +7822,7 @@ static void intel_atomic_commit_tail(struct intel_atomic_state *state) if (new_crtc_state->do_async_flip) intel_crtc_disable_flip_done(state, crtc); - intel_color_wait_commit(new_crtc_state); + intel_atomic_dsb_wait_commit(new_crtc_state); } /* @@ -7763,7 +7867,7 @@ static void intel_atomic_commit_tail(struct intel_atomic_state *state) * FIXME get rid of this funny new->old swapping */ old_crtc_state->dsb_color_vblank = fetch_and_zero(&new_crtc_state->dsb_color_vblank); - old_crtc_state->dsb_color_commit = fetch_and_zero(&new_crtc_state->dsb_color_commit); + old_crtc_state->dsb_commit = fetch_and_zero(&new_crtc_state->dsb_commit); } /* Underruns don't always raise interrupts, so check manually */ diff --git a/drivers/gpu/drm/i915/display/intel_display_types.h b/drivers/gpu/drm/i915/display/intel_display_types.h index 3902b25e7d24..2bb1fa64da2f 100644 --- a/drivers/gpu/drm/i915/display/intel_display_types.h +++ b/drivers/gpu/drm/i915/display/intel_display_types.h @@ -1270,8 +1270,9 @@ struct intel_crtc_state { /* Only valid on TGL+ */ enum transcoder mst_master_transcoder; - /* For DSB based color LUT updates */ - struct intel_dsb *dsb_color_vblank, *dsb_color_commit; + /* For DSB based pipe updates */ + struct intel_dsb *dsb_color_vblank, *dsb_commit; + bool use_dsb; u32 psr2_man_track_ctl; |