From: Anthony Koo Date: Tue, 21 Aug 2018 19:40:28 +0000 (-0500) Subject: drm/amd/display: Refactor FreeSync module X-Git-Url: http://git.lede-project.org./?a=commitdiff_plain;h=98e6436d3af5fef7ca9b59d865dd5807ede36fb9;p=openwrt%2Fstaging%2Fblogic.git drm/amd/display: Refactor FreeSync module Remove dependency on internal sink map and instead use existing stream and plane state Signed-off-by: Anthony Koo Signed-off-by: Harry Wentland Reviewed-by: Tony Cheng Acked-by: Harry Wentland Signed-off-by: Alex Deucher --- diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c index 0c805be054a1..5f5e5ea20d78 100644 --- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c +++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c @@ -839,8 +839,7 @@ amdgpu_dm_update_connector_after_detect(struct amdgpu_dm_connector *aconnector) if (sink) { if (aconnector->dc_sink) { - amdgpu_dm_remove_sink_from_freesync_module( - connector); + amdgpu_dm_update_freesync_caps(connector, NULL); /* retain and release bellow are used for * bump up refcount for sink because the link don't point * to it anymore after disconnect so on next crtc to connector @@ -850,10 +849,10 @@ amdgpu_dm_update_connector_after_detect(struct amdgpu_dm_connector *aconnector) dc_sink_release(aconnector->dc_sink); } aconnector->dc_sink = sink; - amdgpu_dm_add_sink_to_freesync_module( - connector, aconnector->edid); + amdgpu_dm_update_freesync_caps(connector, + aconnector->edid); } else { - amdgpu_dm_remove_sink_from_freesync_module(connector); + amdgpu_dm_update_freesync_caps(connector, NULL); if (!aconnector->dc_sink) aconnector->dc_sink = aconnector->dc_em_sink; else if (aconnector->dc_sink != aconnector->dc_em_sink) @@ -890,8 +889,7 @@ amdgpu_dm_update_connector_after_detect(struct amdgpu_dm_connector *aconnector) /* TODO: check if we still need the S3 mode update workaround. * If yes, put it here. */ if (aconnector->dc_sink) - amdgpu_dm_remove_sink_from_freesync_module( - connector); + amdgpu_dm_update_freesync_caps(connector, NULL); aconnector->dc_sink = sink; if (sink->dc_edid.length == 0) { @@ -904,10 +902,10 @@ amdgpu_dm_update_connector_after_detect(struct amdgpu_dm_connector *aconnector) drm_connector_update_edid_property(connector, aconnector->edid); } - amdgpu_dm_add_sink_to_freesync_module(connector, aconnector->edid); + amdgpu_dm_update_freesync_caps(connector, aconnector->edid); } else { - amdgpu_dm_remove_sink_from_freesync_module(connector); + amdgpu_dm_update_freesync_caps(connector, NULL); drm_connector_update_edid_property(connector, NULL); aconnector->num_modes = 0; aconnector->dc_sink = NULL; @@ -1580,26 +1578,68 @@ static void dm_bandwidth_update(struct amdgpu_device *adev) static int amdgpu_notify_freesync(struct drm_device *dev, void *data, struct drm_file *filp) { - struct mod_freesync_params freesync_params; - uint8_t num_streams; + struct drm_atomic_state *state; + struct drm_modeset_acquire_ctx ctx; + struct drm_crtc *crtc; + struct drm_connector *connector; + struct drm_connector_state *old_con_state, *new_con_state; + int ret = 0; uint8_t i; + bool enable = false; - struct amdgpu_device *adev = dev->dev_private; - int r = 0; + drm_modeset_acquire_init(&ctx, 0); + + state = drm_atomic_state_alloc(dev); + if (!state) { + ret = -ENOMEM; + goto out; + } + state->acquire_ctx = &ctx; + +retry: + drm_for_each_crtc(crtc, dev) { + ret = drm_atomic_add_affected_connectors(state, crtc); + if (ret) + goto fail; + + /* TODO rework amdgpu_dm_commit_planes so we don't need this */ + ret = drm_atomic_add_affected_planes(state, crtc); + if (ret) + goto fail; + } - /* Get freesync enable flag from DRM */ + for_each_oldnew_connector_in_state(state, connector, old_con_state, new_con_state, i) { + struct dm_connector_state *dm_new_con_state = to_dm_connector_state(new_con_state); + struct drm_crtc_state *new_crtc_state; + struct amdgpu_crtc *acrtc = to_amdgpu_crtc(dm_new_con_state->base.crtc); + struct dm_crtc_state *dm_new_crtc_state; - num_streams = dc_get_current_stream_count(adev->dm.dc); + if (!acrtc) { + ASSERT(0); + continue; + } - for (i = 0; i < num_streams; i++) { - struct dc_stream_state *stream; - stream = dc_get_stream_at_index(adev->dm.dc, i); + new_crtc_state = drm_atomic_get_new_crtc_state(state, &acrtc->base); + dm_new_crtc_state = to_dm_crtc_state(new_crtc_state); - mod_freesync_update_state(adev->dm.freesync_module, - &stream, 1, &freesync_params); + dm_new_crtc_state->freesync_enabled = enable; } - return r; + ret = drm_atomic_commit(state); + +fail: + if (ret == -EDEADLK) { + drm_atomic_state_clear(state); + drm_modeset_backoff(&ctx); + goto retry; + } + + drm_atomic_state_put(state); + +out: + drm_modeset_drop_locks(&ctx); + drm_modeset_acquire_fini(&ctx); + return ret; } static const struct amdgpu_display_funcs dm_display_funcs = { @@ -2563,6 +2603,10 @@ dm_crtc_duplicate_state(struct drm_crtc *crtc) dc_stream_retain(state->stream); } + state->adjust = cur->adjust; + state->vrr_infopacket = cur->vrr_infopacket; + state->freesync_enabled = cur->freesync_enabled; + /* TODO Duplicate dc_stream after objects are stream object is flattened */ return &state->base; @@ -2770,13 +2814,15 @@ amdgpu_dm_connector_atomic_duplicate_state(struct drm_connector *connector) struct dm_connector_state *new_state = kmemdup(state, sizeof(*state), GFP_KERNEL); - if (new_state) { - __drm_atomic_helper_connector_duplicate_state(connector, - &new_state->base); - return &new_state->base; - } + if (!new_state) + return NULL; - return NULL; + __drm_atomic_helper_connector_duplicate_state(connector, &new_state->base); + + new_state->freesync_capable = state->freesync_capable; + new_state->freesync_enable = state->freesync_enable; + + return &new_state->base; } static const struct drm_connector_funcs amdgpu_dm_connector_funcs = { @@ -3786,8 +3832,6 @@ static void remove_stream(struct amdgpu_device *adev, struct dc_stream_state *stream) { /* this is the update mode case */ - if (adev->dm.freesync_module) - mod_freesync_remove_stream(adev->dm.freesync_module, stream); acrtc->otg_inst = -1; acrtc->enabled = false; @@ -4055,6 +4099,11 @@ static bool commit_planes_to_stream( stream_update->dst = dc_stream->dst; stream_update->out_transfer_func = dc_stream->out_transfer_func; + if (dm_new_crtc_state->freesync_enabled != dm_old_crtc_state->freesync_enabled) { + stream_update->vrr_infopacket = &dc_stream->vrr_infopacket; + stream_update->adjust = &dc_stream->adjust; + } + for (i = 0; i < new_plane_count; i++) { updates[i].surface = plane_states[i]; updates[i].gamma = @@ -4190,6 +4239,8 @@ static void amdgpu_dm_commit_planes(struct drm_atomic_state *state, spin_unlock_irqrestore(&pcrtc->dev->event_lock, flags); } + dc_stream_attach->adjust = acrtc_state->adjust; + dc_stream_attach->vrr_infopacket = acrtc_state->vrr_infopacket; if (false == commit_planes_to_stream(dm->dc, plane_states_constructed, @@ -4339,62 +4390,6 @@ static void amdgpu_dm_atomic_commit_tail(struct drm_atomic_state *state) } } /* for_each_crtc_in_state() */ - /* - * Add streams after required streams from new and replaced streams - * are removed from freesync module - */ - if (adev->dm.freesync_module) { - for_each_oldnew_crtc_in_state(state, crtc, old_crtc_state, - new_crtc_state, i) { - struct amdgpu_dm_connector *aconnector = NULL; - struct dm_connector_state *dm_new_con_state = NULL; - struct amdgpu_crtc *acrtc = NULL; - bool modeset_needed; - - dm_new_crtc_state = to_dm_crtc_state(new_crtc_state); - dm_old_crtc_state = to_dm_crtc_state(old_crtc_state); - modeset_needed = modeset_required( - new_crtc_state, - dm_new_crtc_state->stream, - dm_old_crtc_state->stream); - /* We add stream to freesync if: - * 1. Said stream is not null, and - * 2. A modeset is requested. This means that the - * stream was removed previously, and needs to be - * replaced. - */ - if (dm_new_crtc_state->stream == NULL || - !modeset_needed) - continue; - - acrtc = to_amdgpu_crtc(crtc); - - aconnector = - amdgpu_dm_find_first_crtc_matching_connector( - state, crtc); - if (!aconnector) { - DRM_DEBUG_DRIVER("Atomic commit: Failed to " - "find connector for acrtc " - "id:%d skipping freesync " - "init\n", - acrtc->crtc_id); - continue; - } - - mod_freesync_add_stream(adev->dm.freesync_module, - dm_new_crtc_state->stream, - &aconnector->caps); - new_con_state = drm_atomic_get_new_connector_state( - state, &aconnector->base); - dm_new_con_state = to_dm_connector_state(new_con_state); - - mod_freesync_set_user_enable(adev->dm.freesync_module, - &dm_new_crtc_state->stream, - 1, - &dm_new_con_state->user_enable); - } - } - if (dm_state->context) { dm_enable_per_frame_crtc_master_sync(dm_state->context); WARN_ON(!dc_commit_state(dm->dc, dm_state->context)); @@ -4448,6 +4443,9 @@ static void amdgpu_dm_atomic_commit_tail(struct drm_atomic_state *state) WARN_ON(!status); WARN_ON(!status->plane_count); + dm_new_crtc_state->stream->adjust = dm_new_crtc_state->adjust; + dm_new_crtc_state->stream->vrr_infopacket = dm_new_crtc_state->vrr_infopacket; + /*TODO How it works with MPO ?*/ if (!commit_planes_to_stream( dm->dc, @@ -4480,11 +4478,6 @@ static void amdgpu_dm_atomic_commit_tail(struct drm_atomic_state *state) if (dm_new_crtc_state->stream == NULL || !modeset_needed) continue; - if (adev->dm.freesync_module) - mod_freesync_notify_mode_change( - adev->dm.freesync_module, - &dm_new_crtc_state->stream, 1); - manage_dm_interrupts(adev, acrtc, true); } @@ -4667,7 +4660,42 @@ static int do_aquire_global_lock(struct drm_device *dev, return ret < 0 ? ret : 0; } -static int dm_update_crtcs_state(struct dc *dc, +void set_freesync_on_stream(struct amdgpu_display_manager *dm, + struct dm_crtc_state *new_crtc_state, + struct dm_connector_state *new_con_state, + struct dc_stream_state *new_stream) +{ + struct mod_freesync_config config = {0}; + struct mod_vrr_params vrr = {0}; + struct dc_info_packet vrr_infopacket = {0}; + struct amdgpu_dm_connector *aconnector = + to_amdgpu_dm_connector(new_con_state->base.connector); + + if (new_con_state->freesync_capable && + new_con_state->freesync_enable) { + config.state = new_crtc_state->freesync_enabled ? + VRR_STATE_ACTIVE_VARIABLE : + VRR_STATE_INACTIVE; + config.min_refresh_in_uhz = + aconnector->min_vfreq * 1000000; + config.max_refresh_in_uhz = + aconnector->max_vfreq * 1000000; + } + + mod_freesync_build_vrr_params(dm->freesync_module, + new_stream, + &config, &vrr); + + mod_freesync_build_vrr_infopacket(dm->freesync_module, + new_stream, + &vrr, + &vrr_infopacket); + + new_crtc_state->adjust = vrr.adjust; + new_crtc_state->vrr_infopacket = vrr_infopacket; +} + +static int dm_update_crtcs_state(struct amdgpu_display_manager *dm, struct drm_atomic_state *state, bool enable, bool *lock_and_validation_needed) @@ -4737,6 +4765,9 @@ static int dm_update_crtcs_state(struct dc *dc, break; } + set_freesync_on_stream(dm, dm_new_crtc_state, + dm_new_conn_state, new_stream); + if (dc_is_stream_unchanged(new_stream, dm_old_crtc_state->stream) && dc_is_stream_scaling_unchanged(new_stream, dm_old_crtc_state->stream)) { new_crtc_state->mode_changed = false; @@ -4745,6 +4776,9 @@ static int dm_update_crtcs_state(struct dc *dc, } } + if (dm_old_crtc_state->freesync_enabled != dm_new_crtc_state->freesync_enabled) + new_crtc_state->mode_changed = true; + if (!drm_atomic_crtc_needs_modeset(new_crtc_state)) goto next_crtc; @@ -4771,7 +4805,7 @@ static int dm_update_crtcs_state(struct dc *dc, /* i.e. reset mode */ if (dc_remove_stream_from_ctx( - dc, + dm->dc, dm_state->context, dm_old_crtc_state->stream) != DC_OK) { ret = -EINVAL; @@ -4808,7 +4842,7 @@ static int dm_update_crtcs_state(struct dc *dc, crtc->base.id); if (dc_add_stream_to_ctx( - dc, + dm->dc, dm_state->context, dm_new_crtc_state->stream) != DC_OK) { ret = -EINVAL; @@ -4857,6 +4891,8 @@ next_crtc: goto fail; amdgpu_dm_set_ctm(dm_new_crtc_state); } + + } return ret; @@ -5024,8 +5060,12 @@ static int amdgpu_dm_atomic_check(struct drm_device *dev, goto fail; for_each_oldnew_crtc_in_state(state, crtc, old_crtc_state, new_crtc_state, i) { + struct dm_crtc_state *dm_new_crtc_state = to_dm_crtc_state(new_crtc_state); + struct dm_crtc_state *dm_old_crtc_state = to_dm_crtc_state(old_crtc_state); + if (!drm_atomic_crtc_needs_modeset(new_crtc_state) && - !new_crtc_state->color_mgmt_changed) + !new_crtc_state->color_mgmt_changed && + (dm_old_crtc_state->freesync_enabled == dm_new_crtc_state->freesync_enabled)) continue; if (!new_crtc_state->enable) @@ -5051,13 +5091,13 @@ static int amdgpu_dm_atomic_check(struct drm_device *dev, } /* Disable all crtcs which require disable */ - ret = dm_update_crtcs_state(dc, state, false, &lock_and_validation_needed); + ret = dm_update_crtcs_state(&adev->dm, state, false, &lock_and_validation_needed); if (ret) { goto fail; } /* Enable all crtcs which require enable */ - ret = dm_update_crtcs_state(dc, state, true, &lock_and_validation_needed); + ret = dm_update_crtcs_state(&adev->dm, state, true, &lock_and_validation_needed); if (ret) { goto fail; } @@ -5150,8 +5190,8 @@ static bool is_dp_capable_without_timing_msa(struct dc *dc, return capable; } -void amdgpu_dm_add_sink_to_freesync_module(struct drm_connector *connector, - struct edid *edid) +void amdgpu_dm_update_freesync_caps(struct drm_connector *connector, + struct edid *edid) { int i; bool edid_check_required; @@ -5170,6 +5210,18 @@ void amdgpu_dm_add_sink_to_freesync_module(struct drm_connector *connector, return; } + if (!edid) { + dm_con_state = to_dm_connector_state(connector->state); + + amdgpu_dm_connector->min_vfreq = 0; + amdgpu_dm_connector->max_vfreq = 0; + amdgpu_dm_connector->pixel_clock_mhz = 0; + + dm_con_state->freesync_capable = false; + dm_con_state->freesync_enable = false; + return; + } + dm_con_state = to_dm_connector_state(connector->state); edid_check_required = false; @@ -5220,46 +5272,10 @@ void amdgpu_dm_add_sink_to_freesync_module(struct drm_connector *connector, } if (amdgpu_dm_connector->max_vfreq - - amdgpu_dm_connector->min_vfreq > 10) { - amdgpu_dm_connector->caps.supported = true; - amdgpu_dm_connector->caps.min_refresh_in_micro_hz = - amdgpu_dm_connector->min_vfreq * 1000000; - amdgpu_dm_connector->caps.max_refresh_in_micro_hz = - amdgpu_dm_connector->max_vfreq * 1000000; + amdgpu_dm_connector->min_vfreq > 10) { + dm_con_state->freesync_capable = true; } } } -void amdgpu_dm_remove_sink_from_freesync_module(struct drm_connector *connector) -{ - struct amdgpu_dm_connector *amdgpu_dm_connector = - to_amdgpu_dm_connector(connector); - struct dm_connector_state *dm_con_state; - struct drm_device *dev = connector->dev; - struct amdgpu_device *adev = dev->dev_private; - - if (!amdgpu_dm_connector->dc_sink || !adev->dm.freesync_module) { - DRM_ERROR("dc_sink NULL or no free_sync module.\n"); - return; - } - - if (!connector->state) { - DRM_ERROR("%s - Connector has no state", __func__); - return; - } - - dm_con_state = to_dm_connector_state(connector->state); - - amdgpu_dm_connector->min_vfreq = 0; - amdgpu_dm_connector->max_vfreq = 0; - amdgpu_dm_connector->pixel_clock_mhz = 0; - - memset(&amdgpu_dm_connector->caps, 0, sizeof(amdgpu_dm_connector->caps)); - - dm_con_state->freesync_capable = false; - - dm_con_state->user_enable.enable_for_gaming = false; - dm_con_state->user_enable.enable_for_static = false; - dm_con_state->user_enable.enable_for_video = false; -} diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.h b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.h index a29dc35954c9..c159584c04f7 100644 --- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.h +++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.h @@ -167,9 +167,6 @@ struct amdgpu_dm_connector { int max_vfreq ; int pixel_clock_mhz; - /*freesync caps*/ - struct mod_freesync_caps caps; - struct mutex hpd_lock; bool fake_enable; @@ -197,9 +194,13 @@ struct dm_crtc_state { int crc_skip_count; bool crc_enabled; + + bool freesync_enabled; + struct dc_crtc_timing_adjust adjust; + struct dc_info_packet vrr_infopacket; }; -#define to_dm_crtc_state(x) container_of(x, struct dm_crtc_state, base) +#define to_dm_crtc_state(x) container_of(x, struct dm_crtc_state, base) struct dm_atomic_state { struct drm_atomic_state base; @@ -216,7 +217,7 @@ struct dm_connector_state { uint8_t underscan_vborder; uint8_t underscan_hborder; bool underscan_enable; - struct mod_freesync_user_enable user_enable; + bool freesync_enable; bool freesync_capable; }; @@ -250,11 +251,8 @@ enum drm_mode_status amdgpu_dm_connector_mode_valid(struct drm_connector *connec void dm_restore_drm_connector_state(struct drm_device *dev, struct drm_connector *connector); -void amdgpu_dm_add_sink_to_freesync_module(struct drm_connector *connector, - struct edid *edid); - -void -amdgpu_dm_remove_sink_from_freesync_module(struct drm_connector *connector); +void amdgpu_dm_update_freesync_caps(struct drm_connector *connector, + struct edid *edid); /* amdgpu_dm_crc.c */ #ifdef CONFIG_DEBUG_FS diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_mst_types.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_mst_types.c index 9a300732ba37..67683645ce2c 100644 --- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_mst_types.c +++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_mst_types.c @@ -234,8 +234,9 @@ void dm_dp_mst_dc_sink_create(struct drm_connector *connector) dc_sink->priv = aconnector; aconnector->dc_sink = dc_sink; - amdgpu_dm_add_sink_to_freesync_module( - connector, aconnector->edid); + if (aconnector->dc_sink) + amdgpu_dm_update_freesync_caps( + connector, aconnector->edid); } static int dm_dp_mst_get_modes(struct drm_connector *connector) @@ -275,8 +276,9 @@ static int dm_dp_mst_get_modes(struct drm_connector *connector) aconnector->dc_sink = dc_sink; if (aconnector->dc_sink) - amdgpu_dm_add_sink_to_freesync_module( + amdgpu_dm_update_freesync_caps( connector, aconnector->edid); + } drm_connector_update_edid_property( @@ -439,7 +441,7 @@ static void dm_dp_destroy_mst_connector(struct drm_dp_mst_topology_mgr *mgr, aconnector->port = NULL; if (aconnector->dc_sink) { - amdgpu_dm_remove_sink_from_freesync_module(connector); + amdgpu_dm_update_freesync_caps(connector, NULL); dc_link_remove_remote_sink(aconnector->dc_link, aconnector->dc_sink); dc_sink_release(aconnector->dc_sink); aconnector->dc_sink = NULL; diff --git a/drivers/gpu/drm/amd/display/dc/core/dc.c b/drivers/gpu/drm/amd/display/dc/core/dc.c index 71742635e797..a4df627d6936 100644 --- a/drivers/gpu/drm/amd/display/dc/core/dc.c +++ b/drivers/gpu/drm/amd/display/dc/core/dc.c @@ -188,11 +188,9 @@ failed_alloc: ***************************************************************************** */ bool dc_stream_adjust_vmin_vmax(struct dc *dc, - struct dc_stream_state **streams, int num_streams, - int vmin, int vmax) + struct dc_stream_state *stream, + struct dc_crtc_timing_adjust *adjust) { - /* TODO: Support multiple streams */ - struct dc_stream_state *stream = streams[0]; int i = 0; bool ret = false; @@ -200,11 +198,11 @@ bool dc_stream_adjust_vmin_vmax(struct dc *dc, struct pipe_ctx *pipe = &dc->current_state->res_ctx.pipe_ctx[i]; if (pipe->stream == stream && pipe->stream_res.stream_enc) { - dc->hwss.set_drr(&pipe, 1, vmin, vmax); - - /* build and update the info frame */ - resource_build_info_frame(pipe); - dc->hwss.update_info_frame(pipe); + pipe->stream->adjust = *adjust; + dc->hwss.set_drr(&pipe, + 1, + adjust->v_total_min, + adjust->v_total_max); ret = true; } @@ -217,7 +215,7 @@ bool dc_stream_get_crtc_position(struct dc *dc, unsigned int *v_pos, unsigned int *nom_v_pos) { /* TODO: Support multiple streams */ - struct dc_stream_state *stream = streams[0]; + const struct dc_stream_state *stream = streams[0]; int i = 0; bool ret = false; struct crtc_position position; @@ -1257,8 +1255,25 @@ static enum surface_update_type check_update_surfaces_for_stream( if (stream_status == NULL || stream_status->plane_count != surface_count) return UPDATE_TYPE_FULL; - if (stream_update) - return UPDATE_TYPE_FULL; + /* some stream updates require passive update */ + if (stream_update) { + if ((stream_update->src.height != 0) && + (stream_update->src.width != 0)) + return UPDATE_TYPE_FULL; + + if ((stream_update->dst.height != 0) && + (stream_update->dst.width != 0)) + return UPDATE_TYPE_FULL; + + if (stream_update->out_transfer_func) + return UPDATE_TYPE_FULL; + + if (stream_update->hdr_static_metadata) + return UPDATE_TYPE_FULL; + + if (stream_update->abm_level) + return UPDATE_TYPE_FULL; + } for (i = 0 ; i < surface_count; i++) { enum surface_update_type type = @@ -1337,7 +1352,6 @@ static void commit_planes_for_stream(struct dc *dc, return; } - /* Full fe update*/ for (j = 0; j < dc->res_pool->pipe_count; j++) { struct pipe_ctx *pipe_ctx = &context->res_ctx.pipe_ctx[j]; @@ -1348,11 +1362,22 @@ static void commit_planes_for_stream(struct dc *dc, top_pipe_to_program = pipe_ctx; - if (update_type == UPDATE_TYPE_FAST || !pipe_ctx->plane_state) + if (!pipe_ctx->plane_state) + continue; + + /* Fast update*/ + // VRR program can be done as part of FAST UPDATE + if (stream_update && stream_update->adjust) + dc->hwss.set_drr(&pipe_ctx, 1, + stream_update->adjust->v_total_min, + stream_update->adjust->v_total_max); + + /* Full fe update*/ + if (update_type == UPDATE_TYPE_FAST) continue; stream_status = - stream_get_status(context, pipe_ctx->stream); + stream_get_status(context, pipe_ctx->stream); dc->hwss.apply_ctx_for_surface( dc, pipe_ctx->stream, stream_status->plane_count, context); @@ -1407,7 +1432,7 @@ static void commit_planes_for_stream(struct dc *dc, dc->hwss.pipe_control_lock(dc, top_pipe_to_program, false); } - if (stream && stream_update && update_type > UPDATE_TYPE_FAST) + if (stream && stream_update) for (j = 0; j < dc->res_pool->pipe_count; j++) { struct pipe_ctx *pipe_ctx = &context->res_ctx.pipe_ctx[j]; @@ -1415,7 +1440,8 @@ static void commit_planes_for_stream(struct dc *dc, if (pipe_ctx->stream != stream) continue; - if (stream_update->hdr_static_metadata) { + if (stream_update->hdr_static_metadata || + (stream_update->vrr_infopacket)) { resource_build_info_frame(pipe_ctx); dc->hwss.update_info_frame(pipe_ctx); } diff --git a/drivers/gpu/drm/amd/display/dc/core/dc_link_dp.c b/drivers/gpu/drm/amd/display/dc/core/dc_link_dp.c index a7553b6d59c2..d91df5ef0cb3 100644 --- a/drivers/gpu/drm/amd/display/dc/core/dc_link_dp.c +++ b/drivers/gpu/drm/amd/display/dc/core/dc_link_dp.c @@ -2389,6 +2389,9 @@ static bool retrieve_link_cap(struct dc_link *link) dp_wa_power_up_0010FA(link, dpcd_data, sizeof(dpcd_data)); + down_strm_port_count.raw = dpcd_data[DP_DOWN_STREAM_PORT_COUNT - + DP_DPCD_REV]; + link->dpcd_caps.allow_invalid_MSA_timing_param = down_strm_port_count.bits.IGNORE_MSA_TIMING_PARAM; diff --git a/drivers/gpu/drm/amd/display/dc/core/dc_resource.c b/drivers/gpu/drm/amd/display/dc/core/dc_resource.c index 2c348b11b9a5..4468b240929a 100644 --- a/drivers/gpu/drm/amd/display/dc/core/dc_resource.c +++ b/drivers/gpu/drm/amd/display/dc/core/dc_resource.c @@ -2475,119 +2475,13 @@ static void set_spd_info_packet( { /* SPD info packet for FreeSync */ - unsigned char checksum = 0; - unsigned int idx, payload_size = 0; - /* Check if Freesync is supported. Return if false. If true, * set the corresponding bit in the info packet */ - if (stream->freesync_ctx.supported == false) + if (!stream->vrr_infopacket.valid) return; - if (dc_is_hdmi_signal(stream->signal)) { - - /* HEADER */ - - /* HB0 = Packet Type = 0x83 (Source Product - * Descriptor InfoFrame) - */ - info_packet->hb0 = HDMI_INFOFRAME_TYPE_SPD; - - /* HB1 = Version = 0x01 */ - info_packet->hb1 = 0x01; - - /* HB2 = [Bits 7:5 = 0] [Bits 4:0 = Length = 0x08] */ - info_packet->hb2 = 0x08; - - payload_size = 0x08; - - } else if (dc_is_dp_signal(stream->signal)) { - - /* HEADER */ - - /* HB0 = Secondary-data Packet ID = 0 - Only non-zero - * when used to associate audio related info packets - */ - info_packet->hb0 = 0x00; - - /* HB1 = Packet Type = 0x83 (Source Product - * Descriptor InfoFrame) - */ - info_packet->hb1 = HDMI_INFOFRAME_TYPE_SPD; - - /* HB2 = [Bits 7:0 = Least significant eight bits - - * For INFOFRAME, the value must be 1Bh] - */ - info_packet->hb2 = 0x1B; - - /* HB3 = [Bits 7:2 = INFOFRAME SDP Version Number = 0x1] - * [Bits 1:0 = Most significant two bits = 0x00] - */ - info_packet->hb3 = 0x04; - - payload_size = 0x1B; - } - - /* PB1 = 0x1A (24bit AMD IEEE OUI (0x00001A) - Byte 0) */ - info_packet->sb[1] = 0x1A; - - /* PB2 = 0x00 (24bit AMD IEEE OUI (0x00001A) - Byte 1) */ - info_packet->sb[2] = 0x00; - - /* PB3 = 0x00 (24bit AMD IEEE OUI (0x00001A) - Byte 2) */ - info_packet->sb[3] = 0x00; - - /* PB4 = Reserved */ - info_packet->sb[4] = 0x00; - - /* PB5 = Reserved */ - info_packet->sb[5] = 0x00; - - /* PB6 = [Bits 7:3 = Reserved] */ - info_packet->sb[6] = 0x00; - - if (stream->freesync_ctx.supported == true) - /* PB6 = [Bit 0 = FreeSync Supported] */ - info_packet->sb[6] |= 0x01; - - if (stream->freesync_ctx.enabled == true) - /* PB6 = [Bit 1 = FreeSync Enabled] */ - info_packet->sb[6] |= 0x02; - - if (stream->freesync_ctx.active == true) - /* PB6 = [Bit 2 = FreeSync Active] */ - info_packet->sb[6] |= 0x04; - - /* PB7 = FreeSync Minimum refresh rate (Hz) */ - info_packet->sb[7] = (unsigned char) (stream->freesync_ctx. - min_refresh_in_micro_hz / 1000000); - - /* PB8 = FreeSync Maximum refresh rate (Hz) - * - * Note: We do not use the maximum capable refresh rate - * of the panel, because we should never go above the field - * rate of the mode timing set. - */ - info_packet->sb[8] = (unsigned char) (stream->freesync_ctx. - nominal_refresh_in_micro_hz / 1000000); - - /* PB9 - PB27 = Reserved */ - for (idx = 9; idx <= 27; idx++) - info_packet->sb[idx] = 0x00; - - /* Calculate checksum */ - checksum += info_packet->hb0; - checksum += info_packet->hb1; - checksum += info_packet->hb2; - checksum += info_packet->hb3; - - for (idx = 1; idx <= payload_size; idx++) - checksum += info_packet->sb[idx]; - - /* PB0 = Checksum (one byte complement) */ - info_packet->sb[0] = (unsigned char) (0x100 - checksum); - - info_packet->valid = true; + *info_packet = stream->vrr_infopacket; } static void set_hdr_static_info_packet( diff --git a/drivers/gpu/drm/amd/display/dc/dc_hw_types.h b/drivers/gpu/drm/amd/display/dc/dc_hw_types.h index b789cb2b354b..57f57cf0fe2a 100644 --- a/drivers/gpu/drm/amd/display/dc/dc_hw_types.h +++ b/drivers/gpu/drm/amd/display/dc/dc_hw_types.h @@ -708,12 +708,6 @@ struct crtc_trigger_info { enum trigger_delay delay; }; -enum vrr_state { - VRR_STATE_OFF = 0, - VRR_STATE_VARIABLE, - VRR_STATE_FIXED, -}; - struct dc_crtc_timing_adjust { uint32_t v_total_min; uint32_t v_total_max; diff --git a/drivers/gpu/drm/amd/display/dc/dc_stream.h b/drivers/gpu/drm/amd/display/dc/dc_stream.h index cbfe418006cb..67101a525e3d 100644 --- a/drivers/gpu/drm/amd/display/dc/dc_stream.h +++ b/drivers/gpu/drm/amd/display/dc/dc_stream.h @@ -45,19 +45,25 @@ struct dc_stream_status { struct dc_link *link; }; +// TODO: References to this needs to be removed.. +struct freesync_context { + bool dummy; +}; + struct dc_stream_state { struct dc_sink *sink; struct dc_crtc_timing timing; - struct dc_crtc_timing_adjust timing_adjust; - struct vrr_params vrr_params; + struct dc_crtc_timing_adjust adjust; + struct dc_info_packet vrr_infopacket; struct rect src; /* composition area */ struct rect dst; /* stream addressable area */ - struct audio_info audio_info; - + // TODO: References to this needs to be removed.. struct freesync_context freesync_ctx; + struct audio_info audio_info; + struct dc_info_packet hdr_static_metadata; PHYSICAL_ADDRESS_LOC dmdata_address; bool use_dynamic_meta; @@ -120,6 +126,8 @@ struct dc_stream_update { unsigned int *abm_level; unsigned long long *periodic_fn_vsync_delta; + struct dc_crtc_timing_adjust *adjust; + struct dc_info_packet *vrr_infopacket; }; bool dc_is_stream_unchanged( @@ -258,10 +266,8 @@ bool dc_stream_set_cursor_position( bool dc_stream_adjust_vmin_vmax(struct dc *dc, - struct dc_stream_state **stream, - int num_streams, - int vmin, - int vmax); + struct dc_stream_state *stream, + struct dc_crtc_timing_adjust *adjust); bool dc_stream_get_crtc_position(struct dc *dc, struct dc_stream_state **stream, @@ -288,13 +294,6 @@ void dc_stream_set_static_screen_events(struct dc *dc, void dc_stream_set_dither_option(struct dc_stream_state *stream, enum dc_dither_option option); - -bool dc_stream_adjust_vmin_vmax(struct dc *dc, - struct dc_stream_state **stream, - int num_streams, - int vmin, - int vmax); - bool dc_stream_get_crtc_position(struct dc *dc, struct dc_stream_state **stream, int num_streams, diff --git a/drivers/gpu/drm/amd/display/dc/dc_types.h b/drivers/gpu/drm/amd/display/dc/dc_types.h index 8c6eb78b0c3b..58a6ef80a60e 100644 --- a/drivers/gpu/drm/amd/display/dc/dc_types.h +++ b/drivers/gpu/drm/amd/display/dc/dc_types.h @@ -513,13 +513,11 @@ struct audio_info { struct audio_mode modes[DC_MAX_AUDIO_DESC_COUNT]; }; -struct vrr_params { - enum vrr_state state; - uint32_t window_min; - uint32_t window_max; - uint32_t inserted_frame_duration_in_us; - uint32_t frames_to_insert; - uint32_t frame_counter; +enum dc_infoframe_type { + DC_HDMI_INFOFRAME_TYPE_VENDOR = 0x81, + DC_HDMI_INFOFRAME_TYPE_AVI = 0x82, + DC_HDMI_INFOFRAME_TYPE_SPD = 0x83, + DC_HDMI_INFOFRAME_TYPE_AUDIO = 0x84, }; struct dc_info_packet { @@ -539,16 +537,6 @@ struct dc_plane_flip_time { unsigned int prev_update_time_in_us; }; -// Will combine with vrr_params at some point. -struct freesync_context { - bool supported; - bool enabled; - bool active; - - unsigned int min_refresh_in_micro_hz; - unsigned int nominal_refresh_in_micro_hz; -}; - struct psr_config { unsigned char psr_version; unsigned int psr_rfb_setup_time; diff --git a/drivers/gpu/drm/amd/display/dc/dce110/dce110_hw_sequencer.c b/drivers/gpu/drm/amd/display/dc/dce110/dce110_hw_sequencer.c index 2f2c5155c5aa..ae4792494fe7 100644 --- a/drivers/gpu/drm/amd/display/dc/dce110/dce110_hw_sequencer.c +++ b/drivers/gpu/drm/amd/display/dc/dce110/dce110_hw_sequencer.c @@ -1286,6 +1286,8 @@ static enum dc_status dce110_enable_stream_timing( struct pipe_ctx *pipe_ctx_old = &dc->current_state->res_ctx. pipe_ctx[pipe_ctx->pipe_idx]; struct tg_color black_color = {0}; + struct drr_params params = {0}; + unsigned int event_triggers = 0; if (!pipe_ctx_old->stream) { @@ -1315,9 +1317,19 @@ static enum dc_status dce110_enable_stream_timing( &stream->timing, true); - pipe_ctx->stream_res.tg->funcs->set_static_screen_control( - pipe_ctx->stream_res.tg, - 0x182); + params.vertical_total_min = stream->adjust.v_total_min; + params.vertical_total_max = stream->adjust.v_total_max; + if (pipe_ctx->stream_res.tg->funcs->set_drr) + pipe_ctx->stream_res.tg->funcs->set_drr( + pipe_ctx->stream_res.tg, ¶ms); + + // DRR should set trigger event to monitor surface update event + if (stream->adjust.v_total_min != 0 && + stream->adjust.v_total_max != 0) + event_triggers = 0x80; + if (pipe_ctx->stream_res.tg->funcs->set_static_screen_control) + pipe_ctx->stream_res.tg->funcs->set_static_screen_control( + pipe_ctx->stream_res.tg, event_triggers); } if (!pipe_ctx_old->stream) { @@ -1328,8 +1340,6 @@ static enum dc_status dce110_enable_stream_timing( } } - - return DC_OK; } @@ -1719,16 +1729,24 @@ static void set_drr(struct pipe_ctx **pipe_ctx, { int i = 0; struct drr_params params = {0}; + // DRR should set trigger event to monitor surface update event + unsigned int event_triggers = 0x80; params.vertical_total_max = vmax; params.vertical_total_min = vmin; /* TODO: If multiple pipes are to be supported, you need - * some GSL stuff + * some GSL stuff. Static screen triggers may be programmed differently + * as well. */ - for (i = 0; i < num_pipes; i++) { - pipe_ctx[i]->stream_res.tg->funcs->set_drr(pipe_ctx[i]->stream_res.tg, ¶ms); + pipe_ctx[i]->stream_res.tg->funcs->set_drr( + pipe_ctx[i]->stream_res.tg, ¶ms); + + if (vmax != 0 && vmin != 0) + pipe_ctx[i]->stream_res.tg->funcs->set_static_screen_control( + pipe_ctx[i]->stream_res.tg, + event_triggers); } } diff --git a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c index 6d27f1db3c69..4b8bedb625b4 100644 --- a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c +++ b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c @@ -631,6 +631,8 @@ static enum dc_status dcn10_enable_stream_timing( struct dc_stream_state *stream = pipe_ctx->stream; enum dc_color_space color_space; struct tg_color black_color = {0}; + struct drr_params params = {0}; + unsigned int event_triggers = 0; /* by upper caller loop, pipe0 is parent pipe and be called first. * back end is set up by for pipe0. Other children pipe share back end @@ -698,6 +700,19 @@ static enum dc_status dcn10_enable_stream_timing( return DC_ERROR_UNEXPECTED; } + params.vertical_total_min = stream->adjust.v_total_min; + params.vertical_total_max = stream->adjust.v_total_max; + if (pipe_ctx->stream_res.tg->funcs->set_drr) + pipe_ctx->stream_res.tg->funcs->set_drr( + pipe_ctx->stream_res.tg, ¶ms); + + // DRR should set trigger event to monitor surface update event + if (stream->adjust.v_total_min != 0 && stream->adjust.v_total_max != 0) + event_triggers = 0x80; + if (pipe_ctx->stream_res.tg->funcs->set_static_screen_control) + pipe_ctx->stream_res.tg->funcs->set_static_screen_control( + pipe_ctx->stream_res.tg, event_triggers); + /* TODO program crtc source select for non-virtual signal*/ /* TODO program FMT */ /* TODO setup link_enc */ @@ -2399,15 +2414,23 @@ static void set_drr(struct pipe_ctx **pipe_ctx, { int i = 0; struct drr_params params = {0}; + // DRR should set trigger event to monitor surface update event + unsigned int event_triggers = 0x80; params.vertical_total_max = vmax; params.vertical_total_min = vmin; /* TODO: If multiple pipes are to be supported, you need - * some GSL stuff + * some GSL stuff. Static screen triggers may be programmed differently + * as well. */ for (i = 0; i < num_pipes; i++) { - pipe_ctx[i]->stream_res.tg->funcs->set_drr(pipe_ctx[i]->stream_res.tg, ¶ms); + pipe_ctx[i]->stream_res.tg->funcs->set_drr( + pipe_ctx[i]->stream_res.tg, ¶ms); + if (vmax != 0 && vmin != 0) + pipe_ctx[i]->stream_res.tg->funcs->set_static_screen_control( + pipe_ctx[i]->stream_res.tg, + event_triggers); } } diff --git a/drivers/gpu/drm/amd/display/include/set_mode_types.h b/drivers/gpu/drm/amd/display/include/set_mode_types.h index fee2b6ffcfc1..2b836e582c08 100644 --- a/drivers/gpu/drm/amd/display/include/set_mode_types.h +++ b/drivers/gpu/drm/amd/display/include/set_mode_types.h @@ -90,18 +90,6 @@ union hdmi_info_packet { struct info_packet_raw_data packet_raw_data; }; -struct info_packet { - enum info_frame_flag flags; - union hdmi_info_packet info_packet_hdmi; -}; - -struct info_frame { - struct info_packet avi_info_packet; - struct info_packet gamut_packet; - struct info_packet vendor_info_packet; - struct info_packet spd_info_packet; -}; - #pragma pack(pop) #endif /* __DAL_SET_MODE_TYPES_H__ */ diff --git a/drivers/gpu/drm/amd/display/modules/freesync/freesync.c b/drivers/gpu/drm/amd/display/modules/freesync/freesync.c index fa344ceafc17..5e12e463c06a 100644 --- a/drivers/gpu/drm/amd/display/modules/freesync/freesync.c +++ b/drivers/gpu/drm/amd/display/modules/freesync/freesync.c @@ -30,6 +30,7 @@ #define MOD_FREESYNC_MAX_CONCURRENT_STREAMS 32 +#define MIN_REFRESH_RANGE_IN_US 10000000 /* Refresh rate ramp at a fixed rate of 65 Hz/second */ #define STATIC_SCREEN_RAMP_DELTA_REFRESH_RATE_PER_FRAME ((1000 / 60) * 65) /* Number of elements in the render times cache array */ @@ -40,103 +41,9 @@ #define FIXED_REFRESH_ENTER_FRAME_COUNT 5 #define FIXED_REFRESH_EXIT_FRAME_COUNT 5 -#define FREESYNC_REGISTRY_NAME "freesync_v1" - -#define FREESYNC_NO_STATIC_FOR_EXTERNAL_DP_REGKEY "DalFreeSyncNoStaticForExternalDp" - -#define FREESYNC_NO_STATIC_FOR_INTERNAL_REGKEY "DalFreeSyncNoStaticForInternal" - -#define FREESYNC_DEFAULT_REGKEY "LCDFreeSyncDefault" - -struct gradual_static_ramp { - bool ramp_is_active; - bool ramp_direction_is_up; - unsigned int ramp_current_frame_duration_in_ns; -}; - -struct freesync_time { - /* video (48Hz feature) related */ - unsigned int update_duration_in_ns; - - /* BTR/fixed refresh related */ - unsigned int prev_time_stamp_in_us; - - unsigned int min_render_time_in_us; - unsigned int max_render_time_in_us; - - unsigned int render_times_index; - unsigned int render_times[RENDER_TIMES_MAX_COUNT]; - - unsigned int min_window; - unsigned int max_window; -}; - -struct below_the_range { - bool btr_active; - bool program_btr; - - unsigned int mid_point_in_us; - - unsigned int inserted_frame_duration_in_us; - unsigned int frames_to_insert; - unsigned int frame_counter; -}; - -struct fixed_refresh { - bool fixed_active; - bool program_fixed; - unsigned int frame_counter; -}; - -struct freesync_range { - unsigned int min_refresh; - unsigned int max_frame_duration; - unsigned int vmax; - - unsigned int max_refresh; - unsigned int min_frame_duration; - unsigned int vmin; -}; - -struct freesync_state { - bool fullscreen; - bool static_screen; - bool video; - - unsigned int vmin; - unsigned int vmax; - - struct freesync_time time; - - unsigned int nominal_refresh_rate_in_micro_hz; - bool windowed_fullscreen; - - struct gradual_static_ramp static_ramp; - struct below_the_range btr; - struct fixed_refresh fixed_refresh; - struct freesync_range freesync_range; -}; - -struct freesync_entity { - struct dc_stream_state *stream; - struct mod_freesync_caps *caps; - struct freesync_state state; - struct mod_freesync_user_enable user_enable; -}; - -struct freesync_registry_options { - bool drr_external_supported; - bool drr_internal_supported; - bool lcd_freesync_default_set; - int lcd_freesync_default_value; -}; - struct core_freesync { struct mod_freesync public; struct dc *dc; - struct freesync_registry_options opts; - struct freesync_entity *map; - int num_entities; }; #define MOD_FREESYNC_TO_CORE(mod_freesync)\ @@ -147,69 +54,16 @@ struct mod_freesync *mod_freesync_create(struct dc *dc) struct core_freesync *core_freesync = kzalloc(sizeof(struct core_freesync), GFP_KERNEL); - - struct persistent_data_flag flag; - - int i, data = 0; - if (core_freesync == NULL) goto fail_alloc_context; - core_freesync->map = kcalloc(MOD_FREESYNC_MAX_CONCURRENT_STREAMS, - sizeof(struct freesync_entity), - GFP_KERNEL); - - if (core_freesync->map == NULL) - goto fail_alloc_map; - - for (i = 0; i < MOD_FREESYNC_MAX_CONCURRENT_STREAMS; i++) - core_freesync->map[i].stream = NULL; - - core_freesync->num_entities = 0; - if (dc == NULL) goto fail_construct; core_freesync->dc = dc; - - /* Create initial module folder in registry for freesync enable data */ - flag.save_per_edid = true; - flag.save_per_link = false; - dm_write_persistent_data(dc->ctx, NULL, FREESYNC_REGISTRY_NAME, - NULL, NULL, 0, &flag); - flag.save_per_edid = false; - flag.save_per_link = false; - - if (dm_read_persistent_data(dc->ctx, NULL, NULL, - FREESYNC_NO_STATIC_FOR_INTERNAL_REGKEY, - &data, sizeof(data), &flag)) { - core_freesync->opts.drr_internal_supported = - (data & 1) ? false : true; - } - - if (dm_read_persistent_data(dc->ctx, NULL, NULL, - FREESYNC_NO_STATIC_FOR_EXTERNAL_DP_REGKEY, - &data, sizeof(data), &flag)) { - core_freesync->opts.drr_external_supported = - (data & 1) ? false : true; - } - - if (dm_read_persistent_data(dc->ctx, NULL, NULL, - FREESYNC_DEFAULT_REGKEY, - &data, sizeof(data), &flag)) { - core_freesync->opts.lcd_freesync_default_set = true; - core_freesync->opts.lcd_freesync_default_value = data; - } else { - core_freesync->opts.lcd_freesync_default_set = false; - core_freesync->opts.lcd_freesync_default_value = 0; - } - return &core_freesync->public; fail_construct: - kfree(core_freesync->map); - -fail_alloc_map: kfree(core_freesync); fail_alloc_context: @@ -218,968 +72,396 @@ fail_alloc_context: void mod_freesync_destroy(struct mod_freesync *mod_freesync) { - if (mod_freesync != NULL) { - int i; - struct core_freesync *core_freesync = - MOD_FREESYNC_TO_CORE(mod_freesync); - - for (i = 0; i < core_freesync->num_entities; i++) - if (core_freesync->map[i].stream) - dc_stream_release(core_freesync->map[i].stream); - - kfree(core_freesync->map); - - kfree(core_freesync); - } -} - -/* Given a specific dc_stream* this function finds its equivalent - * on the core_freesync->map and returns the corresponding index - */ -static unsigned int map_index_from_stream(struct core_freesync *core_freesync, - struct dc_stream_state *stream) -{ - unsigned int index = 0; - - for (index = 0; index < core_freesync->num_entities; index++) { - if (core_freesync->map[index].stream == stream) { - return index; - } - } - /* Could not find stream requested */ - ASSERT(false); - return index; -} - -bool mod_freesync_add_stream(struct mod_freesync *mod_freesync, - struct dc_stream_state *stream, struct mod_freesync_caps *caps) -{ - struct dc *dc = NULL; struct core_freesync *core_freesync = NULL; - int persistent_freesync_enable = 0; - struct persistent_data_flag flag; - unsigned int nom_refresh_rate_uhz; - unsigned long long temp; - if (mod_freesync == NULL) - return false; - + return; core_freesync = MOD_FREESYNC_TO_CORE(mod_freesync); - dc = core_freesync->dc; - - flag.save_per_edid = true; - flag.save_per_link = false; - - if (core_freesync->num_entities < MOD_FREESYNC_MAX_CONCURRENT_STREAMS) { - - dc_stream_retain(stream); - - temp = stream->timing.pix_clk_khz; - temp *= 1000ULL * 1000ULL * 1000ULL; - temp = div_u64(temp, stream->timing.h_total); - temp = div_u64(temp, stream->timing.v_total); - - nom_refresh_rate_uhz = (unsigned int) temp; - - core_freesync->map[core_freesync->num_entities].stream = stream; - core_freesync->map[core_freesync->num_entities].caps = caps; - - core_freesync->map[core_freesync->num_entities].state. - fullscreen = false; - core_freesync->map[core_freesync->num_entities].state. - static_screen = false; - core_freesync->map[core_freesync->num_entities].state. - video = false; - core_freesync->map[core_freesync->num_entities].state.time. - update_duration_in_ns = 0; - core_freesync->map[core_freesync->num_entities].state. - static_ramp.ramp_is_active = false; - - /* get persistent data from registry */ - if (dm_read_persistent_data(dc->ctx, stream->sink, - FREESYNC_REGISTRY_NAME, - "userenable", &persistent_freesync_enable, - sizeof(int), &flag)) { - core_freesync->map[core_freesync->num_entities].user_enable. - enable_for_gaming = - (persistent_freesync_enable & 1) ? true : false; - core_freesync->map[core_freesync->num_entities].user_enable. - enable_for_static = - (persistent_freesync_enable & 2) ? true : false; - core_freesync->map[core_freesync->num_entities].user_enable. - enable_for_video = - (persistent_freesync_enable & 4) ? true : false; - /* If FreeSync display and LCDFreeSyncDefault is set, use as default values write back to userenable */ - } else if (caps->supported && (core_freesync->opts.lcd_freesync_default_set)) { - core_freesync->map[core_freesync->num_entities].user_enable.enable_for_gaming = - (core_freesync->opts.lcd_freesync_default_value & 1) ? true : false; - core_freesync->map[core_freesync->num_entities].user_enable.enable_for_static = - (core_freesync->opts.lcd_freesync_default_value & 2) ? true : false; - core_freesync->map[core_freesync->num_entities].user_enable.enable_for_video = - (core_freesync->opts.lcd_freesync_default_value & 4) ? true : false; - dm_write_persistent_data(dc->ctx, stream->sink, - FREESYNC_REGISTRY_NAME, - "userenable", &core_freesync->opts.lcd_freesync_default_value, - sizeof(int), &flag); - } else { - core_freesync->map[core_freesync->num_entities].user_enable. - enable_for_gaming = false; - core_freesync->map[core_freesync->num_entities].user_enable. - enable_for_static = false; - core_freesync->map[core_freesync->num_entities].user_enable. - enable_for_video = false; - } - - if (caps->supported && - nom_refresh_rate_uhz >= caps->min_refresh_in_micro_hz && - nom_refresh_rate_uhz <= caps->max_refresh_in_micro_hz) - stream->ignore_msa_timing_param = 1; - - core_freesync->num_entities++; - return true; - } - return false; + kfree(core_freesync); } -bool mod_freesync_remove_stream(struct mod_freesync *mod_freesync, - struct dc_stream_state *stream) +#if 0 /* unused currently */ +static unsigned int calc_refresh_in_uhz_from_duration( + unsigned int duration_in_ns) { - int i = 0; - struct core_freesync *core_freesync = NULL; - unsigned int index = 0; - - if (mod_freesync == NULL) - return false; + unsigned int refresh_in_uhz = + ((unsigned int)(div64_u64((1000000000ULL * 1000000), + duration_in_ns))); + return refresh_in_uhz; +} +#endif - core_freesync = MOD_FREESYNC_TO_CORE(mod_freesync); - index = map_index_from_stream(core_freesync, stream); - - dc_stream_release(core_freesync->map[index].stream); - core_freesync->map[index].stream = NULL; - /* To remove this entity, shift everything after down */ - for (i = index; i < core_freesync->num_entities - 1; i++) - core_freesync->map[i] = core_freesync->map[i + 1]; - core_freesync->num_entities--; - return true; +static unsigned int calc_duration_in_us_from_refresh_in_uhz( + unsigned int refresh_in_uhz) +{ + unsigned int duration_in_us = + ((unsigned int)(div64_u64((1000000000ULL * 1000), + refresh_in_uhz))); + return duration_in_us; } -static void adjust_vmin_vmax(struct core_freesync *core_freesync, - struct dc_stream_state **streams, - int num_streams, - int map_index, - unsigned int v_total_min, - unsigned int v_total_max) +static unsigned int calc_duration_in_us_from_v_total( + const struct dc_stream_state *stream, + const struct mod_vrr_params *in_vrr, + unsigned int v_total) { - if (num_streams == 0 || streams == NULL || num_streams > 1) - return; + unsigned int duration_in_us = + (unsigned int)(div64_u64(((unsigned long long)(v_total) + * 1000) * stream->timing.h_total, + stream->timing.pix_clk_khz)); - core_freesync->map[map_index].state.vmin = v_total_min; - core_freesync->map[map_index].state.vmax = v_total_max; + if (duration_in_us < in_vrr->min_duration_in_us) + duration_in_us = in_vrr->min_duration_in_us; - dc_stream_adjust_vmin_vmax(core_freesync->dc, streams, - num_streams, v_total_min, - v_total_max); -} + if (duration_in_us > in_vrr->max_duration_in_us) + duration_in_us = in_vrr->max_duration_in_us; + return duration_in_us; +} -static void update_stream_freesync_context(struct core_freesync *core_freesync, - struct dc_stream_state *stream) +static unsigned int calc_v_total_from_refresh( + const struct dc_stream_state *stream, + unsigned int refresh_in_uhz) { - unsigned int index; - struct freesync_context *ctx; + unsigned int v_total = stream->timing.v_total; + unsigned int frame_duration_in_ns; - ctx = &stream->freesync_ctx; + frame_duration_in_ns = + ((unsigned int)(div64_u64((1000000000ULL * 1000000), + refresh_in_uhz))); - index = map_index_from_stream(core_freesync, stream); + v_total = div64_u64(div64_u64(((unsigned long long)( + frame_duration_in_ns) * stream->timing.pix_clk_khz), + stream->timing.h_total), 1000000); - ctx->supported = core_freesync->map[index].caps->supported; - ctx->enabled = (core_freesync->map[index].user_enable.enable_for_gaming || - core_freesync->map[index].user_enable.enable_for_video || - core_freesync->map[index].user_enable.enable_for_static); - ctx->active = (core_freesync->map[index].state.fullscreen || - core_freesync->map[index].state.video || - core_freesync->map[index].state.static_ramp.ramp_is_active); - ctx->min_refresh_in_micro_hz = - core_freesync->map[index].caps->min_refresh_in_micro_hz; - ctx->nominal_refresh_in_micro_hz = core_freesync-> - map[index].state.nominal_refresh_rate_in_micro_hz; + /* v_total cannot be less than nominal */ + if (v_total < stream->timing.v_total) { + ASSERT(v_total < stream->timing.v_total); + v_total = stream->timing.v_total; + } + return v_total; } -static void update_stream(struct core_freesync *core_freesync, - struct dc_stream_state *stream) +static unsigned int calc_v_total_from_duration( + const struct dc_stream_state *stream, + const struct mod_vrr_params *vrr, + unsigned int duration_in_us) { - unsigned int index = map_index_from_stream(core_freesync, stream); - if (core_freesync->map[index].caps->supported) { - stream->ignore_msa_timing_param = 1; - update_stream_freesync_context(core_freesync, stream); - } -} + unsigned int v_total = 0; -static void calc_freesync_range(struct core_freesync *core_freesync, - struct dc_stream_state *stream, - struct freesync_state *state, - unsigned int min_refresh_in_uhz, - unsigned int max_refresh_in_uhz) -{ - unsigned int min_frame_duration_in_ns = 0, max_frame_duration_in_ns = 0; - unsigned int index = map_index_from_stream(core_freesync, stream); - uint32_t vtotal = stream->timing.v_total; - - if ((min_refresh_in_uhz == 0) || (max_refresh_in_uhz == 0)) { - state->freesync_range.min_refresh = - state->nominal_refresh_rate_in_micro_hz; - state->freesync_range.max_refresh = - state->nominal_refresh_rate_in_micro_hz; + if (duration_in_us < vrr->min_duration_in_us) + duration_in_us = vrr->min_duration_in_us; - state->freesync_range.max_frame_duration = 0; - state->freesync_range.min_frame_duration = 0; + if (duration_in_us > vrr->max_duration_in_us) + duration_in_us = vrr->max_duration_in_us; - state->freesync_range.vmax = vtotal; - state->freesync_range.vmin = vtotal; - - return; - } + v_total = div64_u64(div64_u64(((unsigned long long)( + duration_in_us) * stream->timing.pix_clk_khz), + stream->timing.h_total), 1000); - min_frame_duration_in_ns = ((unsigned int) (div64_u64( - (1000000000ULL * 1000000), - max_refresh_in_uhz))); - max_frame_duration_in_ns = ((unsigned int) (div64_u64( - (1000000000ULL * 1000000), - min_refresh_in_uhz))); - - state->freesync_range.min_refresh = min_refresh_in_uhz; - state->freesync_range.max_refresh = max_refresh_in_uhz; - - state->freesync_range.max_frame_duration = max_frame_duration_in_ns; - state->freesync_range.min_frame_duration = min_frame_duration_in_ns; - - state->freesync_range.vmax = div64_u64(div64_u64(((unsigned long long)( - max_frame_duration_in_ns) * stream->timing.pix_clk_khz), - stream->timing.h_total), 1000000); - state->freesync_range.vmin = div64_u64(div64_u64(((unsigned long long)( - min_frame_duration_in_ns) * stream->timing.pix_clk_khz), - stream->timing.h_total), 1000000); - - /* vmin/vmax cannot be less than vtotal */ - if (state->freesync_range.vmin < vtotal) { - /* Error of 1 is permissible */ - ASSERT((state->freesync_range.vmin + 1) >= vtotal); - state->freesync_range.vmin = vtotal; + /* v_total cannot be less than nominal */ + if (v_total < stream->timing.v_total) { + ASSERT(v_total < stream->timing.v_total); + v_total = stream->timing.v_total; } - if (state->freesync_range.vmax < vtotal) { - /* Error of 1 is permissible */ - ASSERT((state->freesync_range.vmax + 1) >= vtotal); - state->freesync_range.vmax = vtotal; - } - - /* Determine whether BTR can be supported */ - if (max_frame_duration_in_ns >= - 2 * min_frame_duration_in_ns) - core_freesync->map[index].caps->btr_supported = true; - else - core_freesync->map[index].caps->btr_supported = false; - - /* Cache the time variables */ - state->time.max_render_time_in_us = - max_frame_duration_in_ns / 1000; - state->time.min_render_time_in_us = - min_frame_duration_in_ns / 1000; - state->btr.mid_point_in_us = - (max_frame_duration_in_ns + - min_frame_duration_in_ns) / 2000; + return v_total; } -static void calc_v_total_from_duration(struct dc_stream_state *stream, - unsigned int duration_in_ns, int *v_total_nominal) +static void update_v_total_for_static_ramp( + struct core_freesync *core_freesync, + const struct dc_stream_state *stream, + struct mod_vrr_params *in_out_vrr) { - *v_total_nominal = div64_u64(div64_u64(((unsigned long long)( - duration_in_ns) * stream->timing.pix_clk_khz), - stream->timing.h_total), 1000000); -} - -static void calc_v_total_for_static_ramp(struct core_freesync *core_freesync, - struct dc_stream_state *stream, - unsigned int index, int *v_total) -{ - unsigned int frame_duration = 0; - - struct gradual_static_ramp *static_ramp_variables = - &core_freesync->map[index].state.static_ramp; + unsigned int v_total = 0; + unsigned int current_duration_in_us = + calc_duration_in_us_from_v_total( + stream, in_out_vrr, + in_out_vrr->adjust.v_total_max); + unsigned int target_duration_in_us = + calc_duration_in_us_from_refresh_in_uhz( + in_out_vrr->fixed.target_refresh_in_uhz); + bool ramp_direction_is_up = (current_duration_in_us > + target_duration_in_us) ? true : false; /* Calc ratio between new and current frame duration with 3 digit */ unsigned int frame_duration_ratio = div64_u64(1000000, (1000 + div64_u64(((unsigned long long)( STATIC_SCREEN_RAMP_DELTA_REFRESH_RATE_PER_FRAME) * - static_ramp_variables->ramp_current_frame_duration_in_ns), - 1000000000))); + current_duration_in_us), + 1000000))); - /* Calculate delta between new and current frame duration in ns */ + /* Calculate delta between new and current frame duration in us */ unsigned int frame_duration_delta = div64_u64(((unsigned long long)( - static_ramp_variables->ramp_current_frame_duration_in_ns) * + current_duration_in_us) * (1000 - frame_duration_ratio)), 1000); /* Adjust frame duration delta based on ratio between current and * standard frame duration (frame duration at 60 Hz refresh rate). */ unsigned int ramp_rate_interpolated = div64_u64(((unsigned long long)( - frame_duration_delta) * static_ramp_variables-> - ramp_current_frame_duration_in_ns), 16666666); + frame_duration_delta) * current_duration_in_us), 16666); /* Going to a higher refresh rate (lower frame duration) */ - if (static_ramp_variables->ramp_direction_is_up) { + if (ramp_direction_is_up) { /* reduce frame duration */ - static_ramp_variables->ramp_current_frame_duration_in_ns -= - ramp_rate_interpolated; - - /* min frame duration */ - frame_duration = ((unsigned int) (div64_u64( - (1000000000ULL * 1000000), - core_freesync->map[index].state. - nominal_refresh_rate_in_micro_hz))); + current_duration_in_us -= ramp_rate_interpolated; /* adjust for frame duration below min */ - if (static_ramp_variables->ramp_current_frame_duration_in_ns <= - frame_duration) { - - static_ramp_variables->ramp_is_active = false; - static_ramp_variables-> - ramp_current_frame_duration_in_ns = - frame_duration; + if (current_duration_in_us <= target_duration_in_us) { + in_out_vrr->fixed.ramping_active = false; + in_out_vrr->fixed.ramping_done = true; + current_duration_in_us = + calc_duration_in_us_from_refresh_in_uhz( + in_out_vrr->fixed.target_refresh_in_uhz); } /* Going to a lower refresh rate (larger frame duration) */ } else { /* increase frame duration */ - static_ramp_variables->ramp_current_frame_duration_in_ns += - ramp_rate_interpolated; - - /* max frame duration */ - frame_duration = ((unsigned int) (div64_u64( - (1000000000ULL * 1000000), - core_freesync->map[index].caps->min_refresh_in_micro_hz))); + current_duration_in_us += ramp_rate_interpolated; /* adjust for frame duration above max */ - if (static_ramp_variables->ramp_current_frame_duration_in_ns >= - frame_duration) { - - static_ramp_variables->ramp_is_active = false; - static_ramp_variables-> - ramp_current_frame_duration_in_ns = - frame_duration; + if (current_duration_in_us >= target_duration_in_us) { + in_out_vrr->fixed.ramping_active = false; + in_out_vrr->fixed.ramping_done = true; + current_duration_in_us = + calc_duration_in_us_from_refresh_in_uhz( + in_out_vrr->fixed.target_refresh_in_uhz); } } - calc_v_total_from_duration(stream, static_ramp_variables-> - ramp_current_frame_duration_in_ns, v_total); -} - -static void reset_freesync_state_variables(struct freesync_state* state) -{ - state->static_ramp.ramp_is_active = false; - if (state->nominal_refresh_rate_in_micro_hz) - state->static_ramp.ramp_current_frame_duration_in_ns = - ((unsigned int) (div64_u64( - (1000000000ULL * 1000000), - state->nominal_refresh_rate_in_micro_hz))); - - state->btr.btr_active = false; - state->btr.frame_counter = 0; - state->btr.frames_to_insert = 0; - state->btr.inserted_frame_duration_in_us = 0; - state->btr.program_btr = false; - - state->fixed_refresh.fixed_active = false; - state->fixed_refresh.program_fixed = false; -} -/* - * Sets freesync mode on a stream depending on current freesync state. - */ -static bool set_freesync_on_streams(struct core_freesync *core_freesync, - struct dc_stream_state **streams, int num_streams) -{ - int v_total_nominal = 0, v_total_min = 0, v_total_max = 0; - unsigned int stream_idx, map_index = 0; - struct freesync_state *state; + v_total = calc_v_total_from_duration(stream, + in_out_vrr, + current_duration_in_us); - if (num_streams == 0 || streams == NULL || num_streams > 1) - return false; - for (stream_idx = 0; stream_idx < num_streams; stream_idx++) { - - map_index = map_index_from_stream(core_freesync, - streams[stream_idx]); - - state = &core_freesync->map[map_index].state; - - if (core_freesync->map[map_index].caps->supported) { - - /* Fullscreen has the topmost priority. If the - * fullscreen bit is set, we are in a fullscreen - * application where it should not matter if it is - * static screen. We should not check the static_screen - * or video bit. - * - * Special cases of fullscreen include btr and fixed - * refresh. We program btr on every flip and involves - * programming full range right before the last inserted frame. - * However, we do not want to program the full freesync range - * when fixed refresh is active, because we only program - * that logic once and this will override it. - */ - if (core_freesync->map[map_index].user_enable. - enable_for_gaming == true && - state->fullscreen == true && - state->fixed_refresh.fixed_active == false) { - /* Enable freesync */ - - v_total_min = state->freesync_range.vmin; - v_total_max = state->freesync_range.vmax; - - /* Update the freesync context for the stream */ - update_stream_freesync_context(core_freesync, - streams[stream_idx]); - - adjust_vmin_vmax(core_freesync, streams, - num_streams, map_index, - v_total_min, - v_total_max); - - return true; - - } else if (core_freesync->map[map_index].user_enable. - enable_for_video && state->video == true) { - /* Enable 48Hz feature */ - - calc_v_total_from_duration(streams[stream_idx], - state->time.update_duration_in_ns, - &v_total_nominal); - - /* Program only if v_total_nominal is in range*/ - if (v_total_nominal >= - streams[stream_idx]->timing.v_total) { - - /* Update the freesync context for - * the stream - */ - update_stream_freesync_context( - core_freesync, - streams[stream_idx]); - - adjust_vmin_vmax( - core_freesync, streams, - num_streams, map_index, - v_total_nominal, - v_total_nominal); - } - return true; - - } else { - /* Disable freesync */ - v_total_nominal = streams[stream_idx]-> - timing.v_total; - - /* Update the freesync context for - * the stream - */ - update_stream_freesync_context( - core_freesync, - streams[stream_idx]); - - adjust_vmin_vmax(core_freesync, streams, - num_streams, map_index, - v_total_nominal, - v_total_nominal); - - /* Reset the cached variables */ - reset_freesync_state_variables(state); - - return true; - } - } else { - /* Disable freesync */ - v_total_nominal = streams[stream_idx]-> - timing.v_total; - /* - * we have to reset drr always even sink does - * not support freesync because a former stream has - * be programmed - */ - adjust_vmin_vmax(core_freesync, streams, - num_streams, map_index, - v_total_nominal, - v_total_nominal); - /* Reset the cached variables */ - reset_freesync_state_variables(state); - } - - } - - return false; + in_out_vrr->adjust.v_total_min = v_total; + in_out_vrr->adjust.v_total_max = v_total; } -static void set_static_ramp_variables(struct core_freesync *core_freesync, - unsigned int index, bool enable_static_screen) -{ - unsigned int frame_duration = 0; - unsigned int nominal_refresh_rate = core_freesync->map[index].state. - nominal_refresh_rate_in_micro_hz; - unsigned int min_refresh_rate= core_freesync->map[index].caps-> - min_refresh_in_micro_hz; - struct gradual_static_ramp *static_ramp_variables = - &core_freesync->map[index].state.static_ramp; - - /* If we are ENABLING static screen, refresh rate should go DOWN. - * If we are DISABLING static screen, refresh rate should go UP. - */ - if (enable_static_screen) - static_ramp_variables->ramp_direction_is_up = false; - else - static_ramp_variables->ramp_direction_is_up = true; - - /* If ramp is not active, set initial frame duration depending on - * whether we are enabling/disabling static screen mode. If the ramp is - * already active, ramp should continue in the opposite direction - * starting with the current frame duration - */ - if (!static_ramp_variables->ramp_is_active) { - if (enable_static_screen == true) { - /* Going to lower refresh rate, so start from max - * refresh rate (min frame duration) - */ - frame_duration = ((unsigned int) (div64_u64( - (1000000000ULL * 1000000), - nominal_refresh_rate))); - } else { - /* Going to higher refresh rate, so start from min - * refresh rate (max frame duration) - */ - frame_duration = ((unsigned int) (div64_u64( - (1000000000ULL * 1000000), - min_refresh_rate))); - } - static_ramp_variables-> - ramp_current_frame_duration_in_ns = frame_duration; - - static_ramp_variables->ramp_is_active = true; - } -} - -void mod_freesync_handle_v_update(struct mod_freesync *mod_freesync, - struct dc_stream_state **streams, int num_streams) +static void apply_below_the_range(struct core_freesync *core_freesync, + const struct dc_stream_state *stream, + unsigned int last_render_time_in_us, + struct mod_vrr_params *in_out_vrr) { - unsigned int index, v_total, inserted_frame_v_total = 0; - unsigned int min_frame_duration_in_ns, vmax, vmin = 0; - struct freesync_state *state; - struct core_freesync *core_freesync = NULL; - struct dc_static_screen_events triggers = {0}; - - if (mod_freesync == NULL) - return; - - core_freesync = MOD_FREESYNC_TO_CORE(mod_freesync); - - if (core_freesync->num_entities == 0) - return; - - index = map_index_from_stream(core_freesync, - streams[0]); - - if (core_freesync->map[index].caps->supported == false) - return; - - state = &core_freesync->map[index].state; - - /* Below the Range Logic */ - - /* Only execute if in fullscreen mode */ - if (state->fullscreen == true && - core_freesync->map[index].user_enable.enable_for_gaming && - core_freesync->map[index].caps->btr_supported && - state->btr.btr_active) { + unsigned int inserted_frame_duration_in_us = 0; + unsigned int mid_point_frames_ceil = 0; + unsigned int mid_point_frames_floor = 0; + unsigned int frame_time_in_us = 0; + unsigned int delta_from_mid_point_in_us_1 = 0xFFFFFFFF; + unsigned int delta_from_mid_point_in_us_2 = 0xFFFFFFFF; + unsigned int frames_to_insert = 0; + unsigned int min_frame_duration_in_ns = 0; + unsigned int max_render_time_in_us = in_out_vrr->max_duration_in_us; - /* TODO: pass in flag for Pre-DCE12 ASIC - * in order for frame variable duration to take affect, - * it needs to be done one VSYNC early, which is at - * frameCounter == 1. - * For DCE12 and newer updates to V_TOTAL_MIN/MAX - * will take affect on current frame - */ - if (state->btr.frames_to_insert == state->btr.frame_counter) { + min_frame_duration_in_ns = ((unsigned int) (div64_u64( + (1000000000ULL * 1000000), + in_out_vrr->max_refresh_in_uhz))); - min_frame_duration_in_ns = ((unsigned int) (div64_u64( - (1000000000ULL * 1000000), - state->nominal_refresh_rate_in_micro_hz))); + /* Program BTR */ + if (last_render_time_in_us + BTR_EXIT_MARGIN < max_render_time_in_us) { + /* Exit Below the Range */ + if (in_out_vrr->btr.btr_active) { + in_out_vrr->btr.frame_counter = 0; + in_out_vrr->btr.btr_active = false; - vmin = state->freesync_range.vmin; + /* Exit Fixed Refresh mode */ + } else if (in_out_vrr->fixed.fixed_active) { - inserted_frame_v_total = vmin; + in_out_vrr->fixed.frame_counter++; - if (min_frame_duration_in_ns / 1000) - inserted_frame_v_total = - state->btr.inserted_frame_duration_in_us * - vmin / (min_frame_duration_in_ns / 1000); + if (in_out_vrr->fixed.frame_counter > + FIXED_REFRESH_EXIT_FRAME_COUNT) { + in_out_vrr->fixed.frame_counter = 0; + in_out_vrr->fixed.fixed_active = false; + } + } + } else if (last_render_time_in_us > max_render_time_in_us) { + /* Enter Below the Range */ + if (!in_out_vrr->btr.btr_active && + in_out_vrr->btr.btr_enabled) { + in_out_vrr->btr.btr_active = true; - /* Set length of inserted frames as v_total_max*/ - vmax = inserted_frame_v_total; - vmin = inserted_frame_v_total; + /* Enter Fixed Refresh mode */ + } else if (!in_out_vrr->fixed.fixed_active && + !in_out_vrr->btr.btr_enabled) { + in_out_vrr->fixed.frame_counter++; - /* Program V_TOTAL */ - adjust_vmin_vmax(core_freesync, streams, - num_streams, index, - vmin, vmax); + if (in_out_vrr->fixed.frame_counter > + FIXED_REFRESH_ENTER_FRAME_COUNT) { + in_out_vrr->fixed.frame_counter = 0; + in_out_vrr->fixed.fixed_active = true; + } } + } - if (state->btr.frame_counter > 0) - state->btr.frame_counter--; + /* BTR set to "not active" so disengage */ + if (!in_out_vrr->btr.btr_active) { + in_out_vrr->btr.btr_active = false; + in_out_vrr->btr.inserted_duration_in_us = 0; + in_out_vrr->btr.frames_to_insert = 0; + in_out_vrr->btr.frame_counter = 0; /* Restore FreeSync */ - if (state->btr.frame_counter == 0) - set_freesync_on_streams(core_freesync, streams, num_streams); - } - - /* If in fullscreen freesync mode or in video, do not program - * static screen ramp values - */ - if (state->fullscreen == true || state->video == true) { + in_out_vrr->adjust.v_total_min = + calc_v_total_from_refresh(stream, + in_out_vrr->max_refresh_in_uhz); + in_out_vrr->adjust.v_total_max = + calc_v_total_from_refresh(stream, + in_out_vrr->min_refresh_in_uhz); + /* BTR set to "active" so engage */ + } else { - state->static_ramp.ramp_is_active = false; + /* Calculate number of midPoint frames that could fit within + * the render time interval- take ceil of this value + */ + mid_point_frames_ceil = (last_render_time_in_us + + in_out_vrr->btr.mid_point_in_us - 1) / + in_out_vrr->btr.mid_point_in_us; - return; - } + if (mid_point_frames_ceil > 0) { + frame_time_in_us = last_render_time_in_us / + mid_point_frames_ceil; + delta_from_mid_point_in_us_1 = + (in_out_vrr->btr.mid_point_in_us > + frame_time_in_us) ? + (in_out_vrr->btr.mid_point_in_us - frame_time_in_us) : + (frame_time_in_us - in_out_vrr->btr.mid_point_in_us); + } - /* Gradual Static Screen Ramping Logic */ + /* Calculate number of midPoint frames that could fit within + * the render time interval- take floor of this value + */ + mid_point_frames_floor = last_render_time_in_us / + in_out_vrr->btr.mid_point_in_us; - /* Execute if ramp is active and user enabled freesync static screen*/ - if (state->static_ramp.ramp_is_active && - core_freesync->map[index].user_enable.enable_for_static) { + if (mid_point_frames_floor > 0) { - calc_v_total_for_static_ramp(core_freesync, streams[0], - index, &v_total); + frame_time_in_us = last_render_time_in_us / + mid_point_frames_floor; + delta_from_mid_point_in_us_2 = + (in_out_vrr->btr.mid_point_in_us > + frame_time_in_us) ? + (in_out_vrr->btr.mid_point_in_us - frame_time_in_us) : + (frame_time_in_us - in_out_vrr->btr.mid_point_in_us); + } - /* Update the freesync context for the stream */ - update_stream_freesync_context(core_freesync, streams[0]); + /* Choose number of frames to insert based on how close it + * can get to the mid point of the variable range. + */ + if (delta_from_mid_point_in_us_1 < delta_from_mid_point_in_us_2) + frames_to_insert = mid_point_frames_ceil; + else + frames_to_insert = mid_point_frames_floor; - /* Program static screen ramp values */ - adjust_vmin_vmax(core_freesync, streams, - num_streams, index, - v_total, - v_total); + /* Either we've calculated the number of frames to insert, + * or we need to insert min duration frames + */ + if (frames_to_insert > 0) + inserted_frame_duration_in_us = last_render_time_in_us / + frames_to_insert; - triggers.overlay_update = true; - triggers.surface_update = true; + if (inserted_frame_duration_in_us < + (1000000 / in_out_vrr->max_refresh_in_uhz)) + inserted_frame_duration_in_us = + (1000000 / in_out_vrr->max_refresh_in_uhz); - dc_stream_set_static_screen_events(core_freesync->dc, streams, - num_streams, &triggers); + /* Cache the calculated variables */ + in_out_vrr->btr.inserted_duration_in_us = + inserted_frame_duration_in_us; + in_out_vrr->btr.frames_to_insert = frames_to_insert; + in_out_vrr->btr.frame_counter = frames_to_insert; + + in_out_vrr->adjust.v_total_min = + calc_v_total_from_duration(stream, in_out_vrr, + in_out_vrr->btr.inserted_duration_in_us); + in_out_vrr->adjust.v_total_max = + in_out_vrr->adjust.v_total_min; } } -void mod_freesync_update_state(struct mod_freesync *mod_freesync, - struct dc_stream_state **streams, int num_streams, - struct mod_freesync_params *freesync_params) +static void apply_fixed_refresh(struct core_freesync *core_freesync, + const struct dc_stream_state *stream, + unsigned int last_render_time_in_us, + struct mod_vrr_params *in_out_vrr) { - bool freesync_program_required = false; - unsigned int stream_index; - struct freesync_state *state; - struct core_freesync *core_freesync = NULL; - struct dc_static_screen_events triggers = {0}; + bool update = false; + unsigned int max_render_time_in_us = in_out_vrr->max_duration_in_us; - if (mod_freesync == NULL) - return; - - core_freesync = MOD_FREESYNC_TO_CORE(mod_freesync); - - if (core_freesync->num_entities == 0) - return; + if (last_render_time_in_us + BTR_EXIT_MARGIN < max_render_time_in_us) { + /* Exit Fixed Refresh mode */ + if (in_out_vrr->fixed.fixed_active) { + in_out_vrr->fixed.frame_counter++; - for(stream_index = 0; stream_index < num_streams; stream_index++) { - - unsigned int map_index = map_index_from_stream(core_freesync, - streams[stream_index]); - - bool is_embedded = dc_is_embedded_signal( - streams[stream_index]->sink->sink_signal); - - struct freesync_registry_options *opts = &core_freesync->opts; - - state = &core_freesync->map[map_index].state; - - switch (freesync_params->state){ - case FREESYNC_STATE_FULLSCREEN: - state->fullscreen = freesync_params->enable; - freesync_program_required = true; - state->windowed_fullscreen = - freesync_params->windowed_fullscreen; - break; - case FREESYNC_STATE_STATIC_SCREEN: - /* Static screen ramp is disabled by default, but can - * be enabled through regkey. - */ - if ((is_embedded && opts->drr_internal_supported) || - (!is_embedded && opts->drr_external_supported)) - - if (state->static_screen != - freesync_params->enable) { - - /* Change the state flag */ - state->static_screen = - freesync_params->enable; - - /* Update static screen ramp */ - set_static_ramp_variables(core_freesync, - map_index, - freesync_params->enable); - } - /* We program the ramp starting next VUpdate */ - break; - case FREESYNC_STATE_VIDEO: - /* Change core variables only if there is a change*/ - if(freesync_params->update_duration_in_ns != - state->time.update_duration_in_ns) { - - state->video = freesync_params->enable; - state->time.update_duration_in_ns = - freesync_params->update_duration_in_ns; - - freesync_program_required = true; + if (in_out_vrr->fixed.frame_counter > + FIXED_REFRESH_EXIT_FRAME_COUNT) { + in_out_vrr->fixed.frame_counter = 0; + in_out_vrr->fixed.fixed_active = false; + in_out_vrr->fixed.target_refresh_in_uhz = 0; + update = true; } - break; - case FREESYNC_STATE_NONE: - /* handle here to avoid warning */ - break; } - } - - /* Update mask */ - triggers.overlay_update = true; - triggers.surface_update = true; - - dc_stream_set_static_screen_events(core_freesync->dc, streams, - num_streams, &triggers); - - if (freesync_program_required) - /* Program freesync according to current state*/ - set_freesync_on_streams(core_freesync, streams, num_streams); -} - - -bool mod_freesync_get_state(struct mod_freesync *mod_freesync, - struct dc_stream_state *stream, - struct mod_freesync_params *freesync_params) -{ - unsigned int index = 0; - struct core_freesync *core_freesync = NULL; - - if (mod_freesync == NULL) - return false; + } else if (last_render_time_in_us > max_render_time_in_us) { + /* Enter Fixed Refresh mode */ + if (!in_out_vrr->fixed.fixed_active) { + in_out_vrr->fixed.frame_counter++; - core_freesync = MOD_FREESYNC_TO_CORE(mod_freesync); - index = map_index_from_stream(core_freesync, stream); - - if (core_freesync->map[index].state.fullscreen) { - freesync_params->state = FREESYNC_STATE_FULLSCREEN; - freesync_params->enable = true; - } else if (core_freesync->map[index].state.static_screen) { - freesync_params->state = FREESYNC_STATE_STATIC_SCREEN; - freesync_params->enable = true; - } else if (core_freesync->map[index].state.video) { - freesync_params->state = FREESYNC_STATE_VIDEO; - freesync_params->enable = true; - } else { - freesync_params->state = FREESYNC_STATE_NONE; - freesync_params->enable = false; + if (in_out_vrr->fixed.frame_counter > + FIXED_REFRESH_ENTER_FRAME_COUNT) { + in_out_vrr->fixed.frame_counter = 0; + in_out_vrr->fixed.fixed_active = true; + in_out_vrr->fixed.target_refresh_in_uhz = + in_out_vrr->max_refresh_in_uhz; + update = true; + } + } } - freesync_params->update_duration_in_ns = - core_freesync->map[index].state.time.update_duration_in_ns; - - freesync_params->windowed_fullscreen = - core_freesync->map[index].state.windowed_fullscreen; - - return true; -} - -bool mod_freesync_set_user_enable(struct mod_freesync *mod_freesync, - struct dc_stream_state **streams, int num_streams, - struct mod_freesync_user_enable *user_enable) -{ - unsigned int stream_index, map_index; - int persistent_data = 0; - struct persistent_data_flag flag; - struct dc *dc = NULL; - struct core_freesync *core_freesync = NULL; - - if (mod_freesync == NULL) - return false; - - core_freesync = MOD_FREESYNC_TO_CORE(mod_freesync); - dc = core_freesync->dc; - - flag.save_per_edid = true; - flag.save_per_link = false; - - for(stream_index = 0; stream_index < num_streams; - stream_index++){ - - map_index = map_index_from_stream(core_freesync, - streams[stream_index]); - - core_freesync->map[map_index].user_enable = *user_enable; - - /* Write persistent data in registry*/ - if (core_freesync->map[map_index].user_enable. - enable_for_gaming) - persistent_data = persistent_data | 1; - if (core_freesync->map[map_index].user_enable. - enable_for_static) - persistent_data = persistent_data | 2; - if (core_freesync->map[map_index].user_enable. - enable_for_video) - persistent_data = persistent_data | 4; - - dm_write_persistent_data(dc->ctx, - streams[stream_index]->sink, - FREESYNC_REGISTRY_NAME, - "userenable", - &persistent_data, - sizeof(int), - &flag); + if (update) { + if (in_out_vrr->fixed.fixed_active) { + in_out_vrr->adjust.v_total_min = + calc_v_total_from_refresh( + stream, in_out_vrr->max_refresh_in_uhz); + in_out_vrr->adjust.v_total_max = + in_out_vrr->adjust.v_total_min; + } else { + in_out_vrr->adjust.v_total_min = + calc_v_total_from_refresh( + stream, in_out_vrr->max_refresh_in_uhz); + in_out_vrr->adjust.v_total_max = + in_out_vrr->adjust.v_total_min; + } } - - set_freesync_on_streams(core_freesync, streams, num_streams); - - return true; } -bool mod_freesync_get_user_enable(struct mod_freesync *mod_freesync, - struct dc_stream_state *stream, - struct mod_freesync_user_enable *user_enable) -{ - unsigned int index = 0; - struct core_freesync *core_freesync = NULL; - - if (mod_freesync == NULL) - return false; - - core_freesync = MOD_FREESYNC_TO_CORE(mod_freesync); - index = map_index_from_stream(core_freesync, stream); - - *user_enable = core_freesync->map[index].user_enable; - - return true; -} - -bool mod_freesync_get_static_ramp_active(struct mod_freesync *mod_freesync, - struct dc_stream_state *stream, - bool *is_ramp_active) -{ - unsigned int index = 0; - struct core_freesync *core_freesync = NULL; - - if (mod_freesync == NULL) - return false; - - core_freesync = MOD_FREESYNC_TO_CORE(mod_freesync); - index = map_index_from_stream(core_freesync, stream); - - *is_ramp_active = - core_freesync->map[index].state.static_ramp.ramp_is_active; - - return true; -} - -bool mod_freesync_override_min_max(struct mod_freesync *mod_freesync, - struct dc_stream_state *streams, - unsigned int min_refresh, - unsigned int max_refresh, - struct mod_freesync_caps *caps) +static bool vrr_settings_require_update(struct core_freesync *core_freesync, + struct mod_freesync_config *in_config, + unsigned int min_refresh_in_uhz, + unsigned int max_refresh_in_uhz, + struct mod_vrr_params *in_vrr) { - unsigned int index = 0; - struct core_freesync *core_freesync; - struct freesync_state *state; - - if (mod_freesync == NULL) - return false; - - core_freesync = MOD_FREESYNC_TO_CORE(mod_freesync); - index = map_index_from_stream(core_freesync, streams); - state = &core_freesync->map[index].state; - - if (max_refresh == 0) - max_refresh = state->nominal_refresh_rate_in_micro_hz; - - if (min_refresh == 0) { - /* Restore defaults */ - calc_freesync_range(core_freesync, streams, state, - core_freesync->map[index].caps-> - min_refresh_in_micro_hz, - state->nominal_refresh_rate_in_micro_hz); - } else { - calc_freesync_range(core_freesync, streams, - state, - min_refresh, - max_refresh); - - /* Program vtotal min/max */ - adjust_vmin_vmax(core_freesync, &streams, 1, index, - state->freesync_range.vmin, - state->freesync_range.vmax); - } - - if (min_refresh != 0 && - dc_is_embedded_signal(streams->sink->sink_signal) && - (max_refresh - min_refresh >= 10000000)) { - caps->supported = true; - caps->min_refresh_in_micro_hz = min_refresh; - caps->max_refresh_in_micro_hz = max_refresh; + if (in_vrr->state != in_config->state) { + return true; + } else if (in_vrr->state == VRR_STATE_ACTIVE_FIXED && + in_vrr->fixed.target_refresh_in_uhz != + in_config->min_refresh_in_uhz) { + return true; + } else if (in_vrr->min_refresh_in_uhz != min_refresh_in_uhz) { + return true; + } else if (in_vrr->max_refresh_in_uhz != max_refresh_in_uhz) { + return true; } - /* Update the stream */ - update_stream(core_freesync, streams); - - return true; -} - -bool mod_freesync_get_min_max(struct mod_freesync *mod_freesync, - struct dc_stream_state *stream, - unsigned int *min_refresh, - unsigned int *max_refresh) -{ - unsigned int index = 0; - struct core_freesync *core_freesync = NULL; - - if (mod_freesync == NULL) - return false; - - core_freesync = MOD_FREESYNC_TO_CORE(mod_freesync); - index = map_index_from_stream(core_freesync, stream); - - *min_refresh = - core_freesync->map[index].state.freesync_range.min_refresh; - *max_refresh = - core_freesync->map[index].state.freesync_range.max_refresh; - - return true; + return false; } bool mod_freesync_get_vmin_vmax(struct mod_freesync *mod_freesync, - struct dc_stream_state *stream, + const struct dc_stream_state *stream, unsigned int *vmin, unsigned int *vmax) { - unsigned int index = 0; - struct core_freesync *core_freesync = NULL; - - if (mod_freesync == NULL) - return false; - - core_freesync = MOD_FREESYNC_TO_CORE(mod_freesync); - index = map_index_from_stream(core_freesync, stream); - - *vmin = - core_freesync->map[index].state.freesync_range.vmin; - *vmax = - core_freesync->map[index].state.freesync_range.vmax; + *vmin = stream->adjust.v_total_min; + *vmax = stream->adjust.v_total_max; return true; } @@ -1189,7 +471,6 @@ bool mod_freesync_get_v_position(struct mod_freesync *mod_freesync, unsigned int *nom_v_pos, unsigned int *v_pos) { - unsigned int index = 0; struct core_freesync *core_freesync = NULL; struct crtc_position position; @@ -1197,7 +478,6 @@ bool mod_freesync_get_v_position(struct mod_freesync *mod_freesync, return false; core_freesync = MOD_FREESYNC_TO_CORE(mod_freesync); - index = map_index_from_stream(core_freesync, stream); if (dc_stream_get_crtc_position(core_freesync->dc, &stream, 1, &position.vertical_count, @@ -1212,310 +492,368 @@ bool mod_freesync_get_v_position(struct mod_freesync *mod_freesync, return false; } -void mod_freesync_notify_mode_change(struct mod_freesync *mod_freesync, - struct dc_stream_state **streams, int num_streams) +void mod_freesync_build_vrr_infopacket(struct mod_freesync *mod_freesync, + const struct dc_stream_state *stream, + const struct mod_vrr_params *vrr, + struct dc_info_packet *infopacket) { - unsigned int stream_index, map_index; - struct freesync_state *state; - struct core_freesync *core_freesync = NULL; - struct dc_static_screen_events triggers = {0}; - unsigned long long temp = 0; + /* SPD info packet for FreeSync */ + unsigned char checksum = 0; + unsigned int idx, payload_size = 0; - if (mod_freesync == NULL) + /* Check if Freesync is supported. Return if false. If true, + * set the corresponding bit in the info packet + */ + if (!vrr->supported) return; - core_freesync = MOD_FREESYNC_TO_CORE(mod_freesync); + if (dc_is_hdmi_signal(stream->signal)) { - for (stream_index = 0; stream_index < num_streams; stream_index++) { - map_index = map_index_from_stream(core_freesync, - streams[stream_index]); - - state = &core_freesync->map[map_index].state; - - /* Update the field rate for new timing */ - temp = streams[stream_index]->timing.pix_clk_khz; - temp *= 1000ULL * 1000ULL * 1000ULL; - temp = div_u64(temp, - streams[stream_index]->timing.h_total); - temp = div_u64(temp, - streams[stream_index]->timing.v_total); - state->nominal_refresh_rate_in_micro_hz = - (unsigned int) temp; - - if (core_freesync->map[map_index].caps->supported) { - - /* Update the stream */ - update_stream(core_freesync, streams[stream_index]); - - /* Calculate vmin/vmax and refresh rate for - * current mode - */ - calc_freesync_range(core_freesync, *streams, state, - core_freesync->map[map_index].caps-> - min_refresh_in_micro_hz, - state->nominal_refresh_rate_in_micro_hz); - - /* Update mask */ - triggers.overlay_update = true; - triggers.surface_update = true; - - dc_stream_set_static_screen_events(core_freesync->dc, - streams, num_streams, - &triggers); - } - } + /* HEADER */ - /* Program freesync according to current state*/ - set_freesync_on_streams(core_freesync, streams, num_streams); -} + /* HB0 = Packet Type = 0x83 (Source Product + * Descriptor InfoFrame) + */ + infopacket->hb0 = DC_HDMI_INFOFRAME_TYPE_SPD; -/* Add the timestamps to the cache and determine whether BTR programming - * is required, depending on the times calculated - */ -static void update_timestamps(struct core_freesync *core_freesync, - const struct dc_stream_state *stream, unsigned int map_index, - unsigned int last_render_time_in_us) -{ - struct freesync_state *state = &core_freesync->map[map_index].state; + /* HB1 = Version = 0x01 */ + infopacket->hb1 = 0x01; - state->time.render_times[state->time.render_times_index] = - last_render_time_in_us; - state->time.render_times_index++; + /* HB2 = [Bits 7:5 = 0] [Bits 4:0 = Length = 0x08] */ + infopacket->hb2 = 0x08; - if (state->time.render_times_index >= RENDER_TIMES_MAX_COUNT) - state->time.render_times_index = 0; + payload_size = 0x08; - if (last_render_time_in_us + BTR_EXIT_MARGIN < - state->time.max_render_time_in_us) { + } else if (dc_is_dp_signal(stream->signal)) { - /* Exit Below the Range */ - if (state->btr.btr_active) { + /* HEADER */ - state->btr.program_btr = true; - state->btr.btr_active = false; - state->btr.frame_counter = 0; + /* HB0 = Secondary-data Packet ID = 0 - Only non-zero + * when used to associate audio related info packets + */ + infopacket->hb0 = 0x00; - /* Exit Fixed Refresh mode */ - } else if (state->fixed_refresh.fixed_active) { + /* HB1 = Packet Type = 0x83 (Source Product + * Descriptor InfoFrame) + */ + infopacket->hb1 = DC_HDMI_INFOFRAME_TYPE_SPD; - state->fixed_refresh.frame_counter++; + /* HB2 = [Bits 7:0 = Least significant eight bits - + * For INFOFRAME, the value must be 1Bh] + */ + infopacket->hb2 = 0x1B; - if (state->fixed_refresh.frame_counter > - FIXED_REFRESH_EXIT_FRAME_COUNT) { - state->fixed_refresh.frame_counter = 0; - state->fixed_refresh.program_fixed = true; - state->fixed_refresh.fixed_active = false; - } - } + /* HB3 = [Bits 7:2 = INFOFRAME SDP Version Number = 0x1] + * [Bits 1:0 = Most significant two bits = 0x00] + */ + infopacket->hb3 = 0x04; - } else if (last_render_time_in_us > state->time.max_render_time_in_us) { + payload_size = 0x1B; + } - /* Enter Below the Range */ - if (!state->btr.btr_active && - core_freesync->map[map_index].caps->btr_supported) { + /* PB1 = 0x1A (24bit AMD IEEE OUI (0x00001A) - Byte 0) */ + infopacket->sb[1] = 0x1A; - state->btr.program_btr = true; - state->btr.btr_active = true; + /* PB2 = 0x00 (24bit AMD IEEE OUI (0x00001A) - Byte 1) */ + infopacket->sb[2] = 0x00; - /* Enter Fixed Refresh mode */ - } else if (!state->fixed_refresh.fixed_active && - !core_freesync->map[map_index].caps->btr_supported) { + /* PB3 = 0x00 (24bit AMD IEEE OUI (0x00001A) - Byte 2) */ + infopacket->sb[3] = 0x00; - state->fixed_refresh.frame_counter++; + /* PB4 = Reserved */ - if (state->fixed_refresh.frame_counter > - FIXED_REFRESH_ENTER_FRAME_COUNT) { - state->fixed_refresh.frame_counter = 0; - state->fixed_refresh.program_fixed = true; - state->fixed_refresh.fixed_active = true; - } - } - } + /* PB5 = Reserved */ - /* When Below the Range is active, must react on every frame */ - if (state->btr.btr_active) - state->btr.program_btr = true; -} + /* PB6 = [Bits 7:3 = Reserved] */ -static void apply_below_the_range(struct core_freesync *core_freesync, - struct dc_stream_state *stream, unsigned int map_index, - unsigned int last_render_time_in_us) -{ - unsigned int inserted_frame_duration_in_us = 0; - unsigned int mid_point_frames_ceil = 0; - unsigned int mid_point_frames_floor = 0; - unsigned int frame_time_in_us = 0; - unsigned int delta_from_mid_point_in_us_1 = 0xFFFFFFFF; - unsigned int delta_from_mid_point_in_us_2 = 0xFFFFFFFF; - unsigned int frames_to_insert = 0; - unsigned int min_frame_duration_in_ns = 0; - struct freesync_state *state = &core_freesync->map[map_index].state; + /* PB6 = [Bit 0 = FreeSync Supported] */ + if (vrr->state != VRR_STATE_UNSUPPORTED) + infopacket->sb[6] |= 0x01; - if (!state->btr.program_btr) - return; + /* PB6 = [Bit 1 = FreeSync Enabled] */ + if (vrr->state != VRR_STATE_DISABLED && + vrr->state != VRR_STATE_UNSUPPORTED) + infopacket->sb[6] |= 0x02; - state->btr.program_btr = false; + /* PB6 = [Bit 2 = FreeSync Active] */ + if (vrr->state == VRR_STATE_ACTIVE_VARIABLE || + vrr->state == VRR_STATE_ACTIVE_FIXED) + infopacket->sb[6] |= 0x04; - min_frame_duration_in_ns = ((unsigned int) (div64_u64( - (1000000000ULL * 1000000), - state->nominal_refresh_rate_in_micro_hz))); + /* PB7 = FreeSync Minimum refresh rate (Hz) */ + infopacket->sb[7] = (unsigned char)(vrr->min_refresh_in_uhz / 1000000); - /* Program BTR */ + /* PB8 = FreeSync Maximum refresh rate (Hz) + * Note: We should never go above the field rate of the mode timing set. + */ + infopacket->sb[8] = (unsigned char)(vrr->max_refresh_in_uhz / 1000000); - /* BTR set to "not active" so disengage */ - if (!state->btr.btr_active) + /* PB9 - PB27 = Reserved */ - /* Restore FreeSync */ - set_freesync_on_streams(core_freesync, &stream, 1); + /* Calculate checksum */ + checksum += infopacket->hb0; + checksum += infopacket->hb1; + checksum += infopacket->hb2; + checksum += infopacket->hb3; - /* BTR set to "active" so engage */ - else { + for (idx = 1; idx <= payload_size; idx++) + checksum += infopacket->sb[idx]; - /* Calculate number of midPoint frames that could fit within - * the render time interval- take ceil of this value - */ - mid_point_frames_ceil = (last_render_time_in_us + - state->btr.mid_point_in_us- 1) / - state->btr.mid_point_in_us; + /* PB0 = Checksum (one byte complement) */ + infopacket->sb[0] = (unsigned char)(0x100 - checksum); - if (mid_point_frames_ceil > 0) { + infopacket->valid = true; +} - frame_time_in_us = last_render_time_in_us / - mid_point_frames_ceil; - delta_from_mid_point_in_us_1 = - (state->btr.mid_point_in_us > - frame_time_in_us) ? - (state->btr.mid_point_in_us - frame_time_in_us): - (frame_time_in_us - state->btr.mid_point_in_us); - } +void mod_freesync_build_vrr_params(struct mod_freesync *mod_freesync, + const struct dc_stream_state *stream, + struct mod_freesync_config *in_config, + struct mod_vrr_params *in_out_vrr) +{ + struct core_freesync *core_freesync = NULL; + unsigned long long nominal_field_rate_in_uhz = 0; + bool nominal_field_rate_in_range = true; + unsigned int refresh_range = 0; + unsigned int min_refresh_in_uhz = 0; + unsigned int max_refresh_in_uhz = 0; - /* Calculate number of midPoint frames that could fit within - * the render time interval- take floor of this value - */ - mid_point_frames_floor = last_render_time_in_us / - state->btr.mid_point_in_us; + if (mod_freesync == NULL) + return; - if (mid_point_frames_floor > 0) { + core_freesync = MOD_FREESYNC_TO_CORE(mod_freesync); - frame_time_in_us = last_render_time_in_us / - mid_point_frames_floor; - delta_from_mid_point_in_us_2 = - (state->btr.mid_point_in_us > - frame_time_in_us) ? - (state->btr.mid_point_in_us - frame_time_in_us): - (frame_time_in_us - state->btr.mid_point_in_us); - } + /* Calculate nominal field rate for stream */ + nominal_field_rate_in_uhz = stream->timing.pix_clk_khz; + nominal_field_rate_in_uhz *= 1000ULL * 1000ULL * 1000ULL; + nominal_field_rate_in_uhz = div_u64(nominal_field_rate_in_uhz, + stream->timing.h_total); + nominal_field_rate_in_uhz = div_u64(nominal_field_rate_in_uhz, + stream->timing.v_total); + + min_refresh_in_uhz = in_config->min_refresh_in_uhz; + max_refresh_in_uhz = in_config->max_refresh_in_uhz; + + // Don't allow min > max + if (min_refresh_in_uhz > max_refresh_in_uhz) + min_refresh_in_uhz = max_refresh_in_uhz; + + // Full range may be larger than current video timing, so cap at nominal + if (max_refresh_in_uhz > nominal_field_rate_in_uhz) + max_refresh_in_uhz = nominal_field_rate_in_uhz; + + /* Allow for some rounding error of actual video timing by taking ceil. + * For example, 144 Hz mode timing may actually be 143.xxx Hz when + * calculated from pixel rate and vertical/horizontal totals, but + * this should be allowed instead of blocking FreeSync. + */ + if ((min_refresh_in_uhz / 1000000) > + ((nominal_field_rate_in_uhz + 1000000 - 1) / 1000000)) + nominal_field_rate_in_range = false; - /* Choose number of frames to insert based on how close it - * can get to the mid point of the variable range. - */ - if (delta_from_mid_point_in_us_1 < delta_from_mid_point_in_us_2) - frames_to_insert = mid_point_frames_ceil; - else - frames_to_insert = mid_point_frames_floor; + // Full range may be larger than current video timing, so cap at nominal + if (min_refresh_in_uhz > nominal_field_rate_in_uhz) + min_refresh_in_uhz = nominal_field_rate_in_uhz; - /* Either we've calculated the number of frames to insert, - * or we need to insert min duration frames - */ - if (frames_to_insert > 0) - inserted_frame_duration_in_us = last_render_time_in_us / - frames_to_insert; + if (!vrr_settings_require_update(core_freesync, + in_config, min_refresh_in_uhz, max_refresh_in_uhz, + in_out_vrr)) + return; - if (inserted_frame_duration_in_us < - state->time.min_render_time_in_us) + in_out_vrr->state = in_config->state; - inserted_frame_duration_in_us = - state->time.min_render_time_in_us; + if ((in_config->state == VRR_STATE_UNSUPPORTED) || + (!nominal_field_rate_in_range)) { + in_out_vrr->state = VRR_STATE_UNSUPPORTED; + in_out_vrr->supported = false; + } else { + in_out_vrr->min_refresh_in_uhz = min_refresh_in_uhz; + in_out_vrr->max_duration_in_us = + calc_duration_in_us_from_refresh_in_uhz( + min_refresh_in_uhz); - /* Cache the calculated variables */ - state->btr.inserted_frame_duration_in_us = - inserted_frame_duration_in_us; - state->btr.frames_to_insert = frames_to_insert; - state->btr.frame_counter = frames_to_insert; + in_out_vrr->max_refresh_in_uhz = max_refresh_in_uhz; + in_out_vrr->min_duration_in_us = + calc_duration_in_us_from_refresh_in_uhz( + max_refresh_in_uhz); + refresh_range = in_out_vrr->max_refresh_in_uhz - + in_out_vrr->min_refresh_in_uhz; + + in_out_vrr->supported = true; + } + + in_out_vrr->fixed.ramping_active = in_config->ramping; + + in_out_vrr->btr.btr_enabled = in_config->btr; + if (in_out_vrr->max_refresh_in_uhz < + 2 * in_out_vrr->min_refresh_in_uhz) + in_out_vrr->btr.btr_enabled = false; + in_out_vrr->btr.btr_active = false; + in_out_vrr->btr.inserted_duration_in_us = 0; + in_out_vrr->btr.frames_to_insert = 0; + in_out_vrr->btr.frame_counter = 0; + in_out_vrr->btr.mid_point_in_us = + in_out_vrr->min_duration_in_us + + (in_out_vrr->max_duration_in_us - + in_out_vrr->min_duration_in_us) / 2; + + if (in_out_vrr->state == VRR_STATE_UNSUPPORTED) { + in_out_vrr->adjust.v_total_min = stream->timing.v_total; + in_out_vrr->adjust.v_total_max = stream->timing.v_total; + } else if (in_out_vrr->state == VRR_STATE_DISABLED) { + in_out_vrr->adjust.v_total_min = stream->timing.v_total; + in_out_vrr->adjust.v_total_max = stream->timing.v_total; + } else if (in_out_vrr->state == VRR_STATE_INACTIVE) { + in_out_vrr->adjust.v_total_min = stream->timing.v_total; + in_out_vrr->adjust.v_total_max = stream->timing.v_total; + } else if (in_out_vrr->state == VRR_STATE_ACTIVE_VARIABLE && + refresh_range >= MIN_REFRESH_RANGE_IN_US) { + in_out_vrr->adjust.v_total_min = + calc_v_total_from_refresh(stream, + in_out_vrr->max_refresh_in_uhz); + in_out_vrr->adjust.v_total_max = + calc_v_total_from_refresh(stream, + in_out_vrr->min_refresh_in_uhz); + } else if (in_out_vrr->state == VRR_STATE_ACTIVE_FIXED) { + in_out_vrr->fixed.target_refresh_in_uhz = + in_out_vrr->min_refresh_in_uhz; + if (in_out_vrr->fixed.ramping_active) { + in_out_vrr->fixed.fixed_active = true; + } else { + in_out_vrr->fixed.fixed_active = true; + in_out_vrr->adjust.v_total_min = + calc_v_total_from_refresh(stream, + in_out_vrr->fixed.target_refresh_in_uhz); + in_out_vrr->adjust.v_total_max = + in_out_vrr->adjust.v_total_min; + } + } else { + in_out_vrr->state = VRR_STATE_INACTIVE; + in_out_vrr->adjust.v_total_min = stream->timing.v_total; + in_out_vrr->adjust.v_total_max = stream->timing.v_total; } } -static void apply_fixed_refresh(struct core_freesync *core_freesync, - struct dc_stream_state *stream, unsigned int map_index) +void mod_freesync_handle_preflip(struct mod_freesync *mod_freesync, + const struct dc_plane_state *plane, + const struct dc_stream_state *stream, + unsigned int curr_time_stamp_in_us, + struct mod_vrr_params *in_out_vrr) { - unsigned int vmin = 0, vmax = 0; - struct freesync_state *state = &core_freesync->map[map_index].state; + struct core_freesync *core_freesync = NULL; + unsigned int last_render_time_in_us = 0; + unsigned int average_render_time_in_us = 0; - if (!state->fixed_refresh.program_fixed) + if (mod_freesync == NULL) return; - state->fixed_refresh.program_fixed = false; + core_freesync = MOD_FREESYNC_TO_CORE(mod_freesync); - /* Program Fixed Refresh */ + if (in_out_vrr->supported && + in_out_vrr->state == VRR_STATE_ACTIVE_VARIABLE) { + unsigned int i = 0; + unsigned int oldest_index = plane->time.index + 1; - /* Fixed Refresh set to "not active" so disengage */ - if (!state->fixed_refresh.fixed_active) { - set_freesync_on_streams(core_freesync, &stream, 1); + if (oldest_index >= DC_PLANE_UPDATE_TIMES_MAX) + oldest_index = 0; - /* Fixed Refresh set to "active" so engage (fix to max) */ - } else { + last_render_time_in_us = curr_time_stamp_in_us - + plane->time.prev_update_time_in_us; + + // Sum off all entries except oldest one + for (i = 0; i < DC_PLANE_UPDATE_TIMES_MAX; i++) { + average_render_time_in_us += + plane->time.time_elapsed_in_us[i]; + } + average_render_time_in_us -= + plane->time.time_elapsed_in_us[oldest_index]; + + // Add render time for current flip + average_render_time_in_us += last_render_time_in_us; + average_render_time_in_us /= DC_PLANE_UPDATE_TIMES_MAX; + + if (in_out_vrr->btr.btr_enabled) { + apply_below_the_range(core_freesync, + stream, + last_render_time_in_us, + in_out_vrr); + } else { + apply_fixed_refresh(core_freesync, + stream, + last_render_time_in_us, + in_out_vrr); + } - vmin = state->freesync_range.vmin; - vmax = vmin; - adjust_vmin_vmax(core_freesync, &stream, map_index, - 1, vmin, vmax); } } -void mod_freesync_pre_update_plane_addresses(struct mod_freesync *mod_freesync, - struct dc_stream_state **streams, int num_streams, - unsigned int curr_time_stamp_in_us) +void mod_freesync_handle_v_update(struct mod_freesync *mod_freesync, + const struct dc_stream_state *stream, + struct mod_vrr_params *in_out_vrr) { - unsigned int stream_index, map_index, last_render_time_in_us = 0; struct core_freesync *core_freesync = NULL; - if (mod_freesync == NULL) + if ((mod_freesync == NULL) || (stream == NULL) || (in_out_vrr == NULL)) return; core_freesync = MOD_FREESYNC_TO_CORE(mod_freesync); - for (stream_index = 0; stream_index < num_streams; stream_index++) { - - map_index = map_index_from_stream(core_freesync, - streams[stream_index]); - - if (core_freesync->map[map_index].caps->supported) { - - last_render_time_in_us = curr_time_stamp_in_us - - core_freesync->map[map_index].state.time. - prev_time_stamp_in_us; - - /* Add the timestamps to the cache and determine - * whether BTR program is required - */ - update_timestamps(core_freesync, streams[stream_index], - map_index, last_render_time_in_us); + if (in_out_vrr->supported == false) + return; - if (core_freesync->map[map_index].state.fullscreen && - core_freesync->map[map_index].user_enable. - enable_for_gaming) { + /* Below the Range Logic */ - if (core_freesync->map[map_index].caps->btr_supported) { + /* Only execute if in fullscreen mode */ + if (in_out_vrr->state == VRR_STATE_ACTIVE_VARIABLE && + in_out_vrr->btr.btr_active) { + /* TODO: pass in flag for Pre-DCE12 ASIC + * in order for frame variable duration to take affect, + * it needs to be done one VSYNC early, which is at + * frameCounter == 1. + * For DCE12 and newer updates to V_TOTAL_MIN/MAX + * will take affect on current frame + */ + if (in_out_vrr->btr.frames_to_insert == + in_out_vrr->btr.frame_counter) { + in_out_vrr->adjust.v_total_min = + calc_v_total_from_duration(stream, + in_out_vrr, + in_out_vrr->btr.inserted_duration_in_us); + in_out_vrr->adjust.v_total_max = + in_out_vrr->adjust.v_total_min; + } - apply_below_the_range(core_freesync, - streams[stream_index], map_index, - last_render_time_in_us); - } else { - apply_fixed_refresh(core_freesync, - streams[stream_index], map_index); - } - } + if (in_out_vrr->btr.frame_counter > 0) + in_out_vrr->btr.frame_counter--; - core_freesync->map[map_index].state.time. - prev_time_stamp_in_us = curr_time_stamp_in_us; + /* Restore FreeSync */ + if (in_out_vrr->btr.frame_counter == 0) { + in_out_vrr->adjust.v_total_min = + calc_v_total_from_refresh(stream, + in_out_vrr->max_refresh_in_uhz); + in_out_vrr->adjust.v_total_max = + calc_v_total_from_refresh(stream, + in_out_vrr->min_refresh_in_uhz); } + } + + /* If in fullscreen freesync mode or in video, do not program + * static screen ramp values + */ + if (in_out_vrr->state == VRR_STATE_ACTIVE_VARIABLE) + in_out_vrr->fixed.ramping_active = false; + /* Gradual Static Screen Ramping Logic */ + /* Execute if ramp is active and user enabled freesync static screen*/ + if (in_out_vrr->state == VRR_STATE_ACTIVE_FIXED && + in_out_vrr->fixed.ramping_active) { + update_v_total_for_static_ramp( + core_freesync, stream, in_out_vrr); } } void mod_freesync_get_settings(struct mod_freesync *mod_freesync, - struct dc_stream_state **streams, int num_streams, + const struct mod_vrr_params *vrr, unsigned int *v_total_min, unsigned int *v_total_max, unsigned int *event_triggers, unsigned int *window_min, unsigned int *window_max, @@ -1523,7 +861,6 @@ void mod_freesync_get_settings(struct mod_freesync *mod_freesync, unsigned int *inserted_frames, unsigned int *inserted_duration_in_us) { - unsigned int stream_index, map_index; struct core_freesync *core_freesync = NULL; if (mod_freesync == NULL) @@ -1531,25 +868,13 @@ void mod_freesync_get_settings(struct mod_freesync *mod_freesync, core_freesync = MOD_FREESYNC_TO_CORE(mod_freesync); - for (stream_index = 0; stream_index < num_streams; stream_index++) { - - map_index = map_index_from_stream(core_freesync, - streams[stream_index]); - - if (core_freesync->map[map_index].caps->supported) { - struct freesync_state state = - core_freesync->map[map_index].state; - *v_total_min = state.vmin; - *v_total_max = state.vmax; - *event_triggers = 0; - *window_min = state.time.min_window; - *window_max = state.time.max_window; - *lfc_mid_point_in_us = state.btr.mid_point_in_us; - *inserted_frames = state.btr.frames_to_insert; - *inserted_duration_in_us = - state.btr.inserted_frame_duration_in_us; - } - + if (vrr->supported) { + *v_total_min = vrr->adjust.v_total_min; + *v_total_max = vrr->adjust.v_total_max; + *event_triggers = 0; + *lfc_mid_point_in_us = vrr->btr.mid_point_in_us; + *inserted_frames = vrr->btr.frames_to_insert; + *inserted_duration_in_us = vrr->btr.inserted_duration_in_us; } } diff --git a/drivers/gpu/drm/amd/display/modules/inc/mod_freesync.h b/drivers/gpu/drm/amd/display/modules/inc/mod_freesync.h index f083e1619dbe..bd75ca5f1cd3 100644 --- a/drivers/gpu/drm/amd/display/modules/inc/mod_freesync.h +++ b/drivers/gpu/drm/amd/display/modules/inc/mod_freesync.h @@ -56,96 +56,72 @@ #include "dm_services.h" -struct mod_freesync *mod_freesync_create(struct dc *dc); -void mod_freesync_destroy(struct mod_freesync *mod_freesync); - +// Access structures struct mod_freesync { int dummy; }; -enum mod_freesync_state { - FREESYNC_STATE_NONE, - FREESYNC_STATE_FULLSCREEN, - FREESYNC_STATE_STATIC_SCREEN, - FREESYNC_STATE_VIDEO -}; - -enum mod_freesync_user_enable_mask { - FREESYNC_USER_ENABLE_STATIC = 0x1, - FREESYNC_USER_ENABLE_VIDEO = 0x2, - FREESYNC_USER_ENABLE_GAMING = 0x4 -}; - -struct mod_freesync_user_enable { - bool enable_for_static; - bool enable_for_video; - bool enable_for_gaming; -}; - +// TODO: References to this should be removed struct mod_freesync_caps { bool supported; unsigned int min_refresh_in_micro_hz; unsigned int max_refresh_in_micro_hz; - - bool btr_supported; }; -struct mod_freesync_params { - enum mod_freesync_state state; - bool enable; - unsigned int update_duration_in_ns; - bool windowed_fullscreen; +enum mod_vrr_state { + VRR_STATE_UNSUPPORTED = 0, + VRR_STATE_DISABLED, + VRR_STATE_INACTIVE, + VRR_STATE_ACTIVE_VARIABLE, + VRR_STATE_ACTIVE_FIXED }; -/* - * Add stream to be tracked by module - */ -bool mod_freesync_add_stream(struct mod_freesync *mod_freesync, - struct dc_stream_state *stream, struct mod_freesync_caps *caps); +struct mod_freesync_config { + enum mod_vrr_state state; + bool ramping; + bool btr; + unsigned int min_refresh_in_uhz; + unsigned int max_refresh_in_uhz; +}; -/* - * Remove stream to be tracked by module - */ -bool mod_freesync_remove_stream(struct mod_freesync *mod_freesync, - struct dc_stream_state *stream); +struct mod_vrr_params_btr { + bool btr_enabled; + bool btr_active; + uint32_t mid_point_in_us; + uint32_t inserted_duration_in_us; + uint32_t frames_to_insert; + uint32_t frame_counter; +}; -/* - * Update the freesync state flags for each display and program - * freesync accordingly - */ -void mod_freesync_update_state(struct mod_freesync *mod_freesync, - struct dc_stream_state **streams, int num_streams, - struct mod_freesync_params *freesync_params); +struct mod_vrr_params_fixed_refresh { + bool fixed_active; + bool ramping_active; + bool ramping_done; + uint32_t target_refresh_in_uhz; + uint32_t frame_counter; +}; -bool mod_freesync_get_state(struct mod_freesync *mod_freesync, - struct dc_stream_state *stream, - struct mod_freesync_params *freesync_params); +struct mod_vrr_params { + bool supported; + enum mod_vrr_state state; -bool mod_freesync_set_user_enable(struct mod_freesync *mod_freesync, - struct dc_stream_state **streams, int num_streams, - struct mod_freesync_user_enable *user_enable); + uint32_t min_refresh_in_uhz; + uint32_t max_duration_in_us; + uint32_t max_refresh_in_uhz; + uint32_t min_duration_in_us; -bool mod_freesync_get_user_enable(struct mod_freesync *mod_freesync, - struct dc_stream_state *stream, - struct mod_freesync_user_enable *user_enable); + struct dc_crtc_timing_adjust adjust; -bool mod_freesync_get_static_ramp_active(struct mod_freesync *mod_freesync, - struct dc_stream_state *stream, - bool *is_ramp_active); + struct mod_vrr_params_fixed_refresh fixed; -bool mod_freesync_override_min_max(struct mod_freesync *mod_freesync, - struct dc_stream_state *streams, - unsigned int min_refresh, - unsigned int max_refresh, - struct mod_freesync_caps *caps); + struct mod_vrr_params_btr btr; +}; -bool mod_freesync_get_min_max(struct mod_freesync *mod_freesync, - struct dc_stream_state *stream, - unsigned int *min_refresh, - unsigned int *max_refresh); +struct mod_freesync *mod_freesync_create(struct dc *dc); +void mod_freesync_destroy(struct mod_freesync *mod_freesync); bool mod_freesync_get_vmin_vmax(struct mod_freesync *mod_freesync, - struct dc_stream_state *stream, + const struct dc_stream_state *stream, unsigned int *vmin, unsigned int *vmax); @@ -154,18 +130,8 @@ bool mod_freesync_get_v_position(struct mod_freesync *mod_freesync, unsigned int *nom_v_pos, unsigned int *v_pos); -void mod_freesync_handle_v_update(struct mod_freesync *mod_freesync, - struct dc_stream_state **streams, int num_streams); - -void mod_freesync_notify_mode_change(struct mod_freesync *mod_freesync, - struct dc_stream_state **streams, int num_streams); - -void mod_freesync_pre_update_plane_addresses(struct mod_freesync *mod_freesync, - struct dc_stream_state **streams, int num_streams, - unsigned int curr_time_stamp); - void mod_freesync_get_settings(struct mod_freesync *mod_freesync, - struct dc_stream_state **streams, int num_streams, + const struct mod_vrr_params *vrr, unsigned int *v_total_min, unsigned int *v_total_max, unsigned int *event_triggers, unsigned int *window_min, unsigned int *window_max, @@ -173,4 +139,24 @@ void mod_freesync_get_settings(struct mod_freesync *mod_freesync, unsigned int *inserted_frames, unsigned int *inserted_duration_in_us); +void mod_freesync_build_vrr_infopacket(struct mod_freesync *mod_freesync, + const struct dc_stream_state *stream, + const struct mod_vrr_params *vrr, + struct dc_info_packet *infopacket); + +void mod_freesync_build_vrr_params(struct mod_freesync *mod_freesync, + const struct dc_stream_state *stream, + struct mod_freesync_config *in_config, + struct mod_vrr_params *in_out_vrr); + +void mod_freesync_handle_preflip(struct mod_freesync *mod_freesync, + const struct dc_plane_state *plane, + const struct dc_stream_state *stream, + unsigned int curr_time_stamp_in_us, + struct mod_vrr_params *in_out_vrr); + +void mod_freesync_handle_v_update(struct mod_freesync *mod_freesync, + const struct dc_stream_state *stream, + struct mod_vrr_params *in_out_vrr); + #endif