/* * Copyright (C) 2017 Red Hat * * This program is free software; you can redistribute it and/or * modify it under the terms of the GNU General Public License as * published by the Free Software Foundation; either version 2 of the * License, or (at your option) any later version. * * This program is distributed in the hope that it will be useful, but * WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program; if not, see . */ #include "config.h" #include "backends/edid.h" #include "backends/meta-output.h" #include "backends/meta-crtc.h" enum { PROP_0, PROP_ID, PROP_GPU, PROP_INFO, PROP_IS_PRIVACY_SCREEN_ENABLED, N_PROPS }; static GParamSpec *obj_props[N_PROPS]; enum { COLOR_SPACE_CHANGED, HDR_METADATA_CHANGED, N_SIGNALS }; static guint signals[N_SIGNALS]; typedef struct _MetaOutputPrivate { uint64_t id; MetaGpu *gpu; MetaOutputInfo *info; MetaMonitor *monitor; /* The CRTC driving this output, NULL if the output is not enabled */ MetaCrtc *crtc; gboolean is_primary; gboolean is_presentation; gboolean is_underscanning; gboolean has_max_bpc; unsigned int max_bpc; int backlight; MetaPrivacyScreenState privacy_screen_state; gboolean is_privacy_screen_enabled; MetaOutputHdrMetadata hdr_metadata; MetaOutputColorspace color_space; } MetaOutputPrivate; G_DEFINE_ABSTRACT_TYPE_WITH_PRIVATE (MetaOutput, meta_output, G_TYPE_OBJECT) G_DEFINE_BOXED_TYPE (MetaOutputInfo, meta_output_info, meta_output_info_ref, meta_output_info_unref) MetaOutputInfo * meta_output_info_new (void) { MetaOutputInfo *output_info; output_info = g_new0 (MetaOutputInfo, 1); g_ref_count_init (&output_info->ref_count); return output_info; } MetaOutputInfo * meta_output_info_ref (MetaOutputInfo *output_info) { g_ref_count_inc (&output_info->ref_count); return output_info; } void meta_output_info_unref (MetaOutputInfo *output_info) { if (g_ref_count_dec (&output_info->ref_count)) { g_free (output_info->name); g_free (output_info->vendor); g_free (output_info->product); g_free (output_info->serial); g_free (output_info->edid_checksum_md5); g_free (output_info->edid_info); g_free (output_info->modes); g_free (output_info->possible_crtcs); g_free (output_info->possible_clones); g_free (output_info); } } uint64_t meta_output_get_id (MetaOutput *output) { MetaOutputPrivate *priv = meta_output_get_instance_private (output); return priv->id; } MetaGpu * meta_output_get_gpu (MetaOutput *output) { MetaOutputPrivate *priv = meta_output_get_instance_private (output); return priv->gpu; } MetaMonitor * meta_output_get_monitor (MetaOutput *output) { MetaOutputPrivate *priv = meta_output_get_instance_private (output); g_warn_if_fail (priv->monitor); return priv->monitor; } void meta_output_set_monitor (MetaOutput *output, MetaMonitor *monitor) { MetaOutputPrivate *priv = meta_output_get_instance_private (output); g_warn_if_fail (!priv->monitor); priv->monitor = monitor; } void meta_output_unset_monitor (MetaOutput *output) { MetaOutputPrivate *priv = meta_output_get_instance_private (output); g_warn_if_fail (priv->monitor); priv->monitor = NULL; } const char * meta_output_get_name (MetaOutput *output) { MetaOutputPrivate *priv = meta_output_get_instance_private (output); return priv->info->name; } gboolean meta_output_is_primary (MetaOutput *output) { MetaOutputPrivate *priv = meta_output_get_instance_private (output); return priv->is_primary; } gboolean meta_output_is_presentation (MetaOutput *output) { MetaOutputPrivate *priv = meta_output_get_instance_private (output); return priv->is_presentation; } gboolean meta_output_is_underscanning (MetaOutput *output) { MetaOutputPrivate *priv = meta_output_get_instance_private (output); return priv->is_underscanning; } gboolean meta_output_get_max_bpc (MetaOutput *output, unsigned int *max_bpc) { MetaOutputPrivate *priv = meta_output_get_instance_private (output); if (priv->has_max_bpc && max_bpc) *max_bpc = priv->max_bpc; return priv->has_max_bpc; } void meta_output_set_backlight (MetaOutput *output, int backlight) { MetaOutputPrivate *priv = meta_output_get_instance_private (output); priv->backlight = backlight; } int meta_output_get_backlight (MetaOutput *output) { MetaOutputPrivate *priv = meta_output_get_instance_private (output); return priv->backlight; } void meta_output_add_possible_clone (MetaOutput *output, MetaOutput *possible_clone) { MetaOutputPrivate *priv = meta_output_get_instance_private (output); MetaOutputInfo *output_info = priv->info; output_info->n_possible_clones++; output_info->possible_clones = g_renew (MetaOutput *, output_info->possible_clones, output_info->n_possible_clones); output_info->possible_clones[output_info->n_possible_clones - 1] = possible_clone; } const MetaOutputInfo * meta_output_get_info (MetaOutput *output) { MetaOutputPrivate *priv = meta_output_get_instance_private (output); return priv->info; } void meta_output_assign_crtc (MetaOutput *output, MetaCrtc *crtc, const MetaOutputAssignment *output_assignment) { MetaOutputPrivate *priv = meta_output_get_instance_private (output); g_assert (crtc); meta_output_unassign_crtc (output); g_set_object (&priv->crtc, crtc); meta_crtc_assign_output (crtc, output); priv->is_primary = output_assignment->is_primary; priv->is_presentation = output_assignment->is_presentation; priv->is_underscanning = output_assignment->is_underscanning; priv->has_max_bpc = output_assignment->has_max_bpc; if (priv->has_max_bpc) priv->max_bpc = output_assignment->max_bpc; } void meta_output_unassign_crtc (MetaOutput *output) { MetaOutputPrivate *priv = meta_output_get_instance_private (output); if (priv->crtc) { meta_crtc_unassign_output (priv->crtc, output); g_clear_object (&priv->crtc); } priv->is_primary = FALSE; priv->is_presentation = FALSE; } MetaCrtc * meta_output_get_assigned_crtc (MetaOutput *output) { MetaOutputPrivate *priv = meta_output_get_instance_private (output); return priv->crtc; } MetaMonitorTransform meta_output_logical_to_crtc_transform (MetaOutput *output, MetaMonitorTransform transform) { MetaOutputPrivate *priv = meta_output_get_instance_private (output); MetaMonitorTransform panel_orientation_transform; panel_orientation_transform = priv->info->panel_orientation_transform; return meta_monitor_transform_transform (transform, panel_orientation_transform); } MetaMonitorTransform meta_output_crtc_to_logical_transform (MetaOutput *output, MetaMonitorTransform transform) { MetaOutputPrivate *priv = meta_output_get_instance_private (output); MetaMonitorTransform inverted_panel_orientation_transform; inverted_panel_orientation_transform = meta_monitor_transform_invert (priv->info->panel_orientation_transform); return meta_monitor_transform_transform (transform, inverted_panel_orientation_transform); } static void set_output_details_from_edid (MetaOutputInfo *output_info, MetaEdidInfo *edid_info) { output_info->vendor = g_strdup (edid_info->manufacturer_code); if (!g_utf8_validate (output_info->vendor, -1, NULL)) g_clear_pointer (&output_info->vendor, g_free); output_info->product = g_strdup (edid_info->dsc_product_name); if (!output_info->product || !g_utf8_validate (output_info->product, -1, NULL) || output_info->product[0] == '\0') { g_clear_pointer (&output_info->product, g_free); output_info->product = g_strdup_printf ("0x%04x", (unsigned) edid_info->product_code); } output_info->serial = g_strdup (edid_info->dsc_serial_number); if (!output_info->serial || !g_utf8_validate (output_info->serial, -1, NULL) || output_info->serial[0] == '\0') { g_clear_pointer (&output_info->serial, g_free); output_info->serial = g_strdup_printf ("0x%08x", edid_info->serial_number); } } void meta_output_info_parse_edid (MetaOutputInfo *output_info, GBytes *edid) { MetaEdidInfo *edid_info; size_t size; gconstpointer data; g_return_if_fail (!output_info->edid_info); g_return_if_fail (edid); data = g_bytes_get_data (edid, &size); edid_info = meta_edid_info_new_parse (data, size); output_info->edid_checksum_md5 = g_compute_checksum_for_data (G_CHECKSUM_MD5, data, size); if (edid_info) { output_info->edid_info = edid_info; set_output_details_from_edid (output_info, edid_info); } } static void meta_output_set_property (GObject *object, guint prop_id, const GValue *value, GParamSpec *pspec) { MetaOutput *output = META_OUTPUT (object); MetaOutputPrivate *priv = meta_output_get_instance_private (output); switch (prop_id) { case PROP_ID: priv->id = g_value_get_uint64 (value); break; case PROP_GPU: priv->gpu = g_value_get_object (value); break; case PROP_INFO: priv->info = meta_output_info_ref (g_value_get_boxed (value)); break; case PROP_IS_PRIVACY_SCREEN_ENABLED: priv->is_privacy_screen_enabled = g_value_get_boolean (value); break; default: G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec); } } static void meta_output_get_property (GObject *object, guint prop_id, GValue *value, GParamSpec *pspec) { MetaOutput *output = META_OUTPUT (object); MetaOutputPrivate *priv = meta_output_get_instance_private (output); switch (prop_id) { case PROP_ID: g_value_set_uint64 (value, priv->id); break; case PROP_GPU: g_value_set_object (value, priv->gpu); break; case PROP_INFO: g_value_set_boxed (value, priv->info); break; case PROP_IS_PRIVACY_SCREEN_ENABLED: g_value_set_boolean (value, priv->is_privacy_screen_enabled); break; default: G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec); } } static void meta_output_dispose (GObject *object) { MetaOutput *output = META_OUTPUT (object); MetaOutputPrivate *priv = meta_output_get_instance_private (output); g_clear_object (&priv->crtc); G_OBJECT_CLASS (meta_output_parent_class)->dispose (object); } static void meta_output_finalize (GObject *object) { MetaOutput *output = META_OUTPUT (object); MetaOutputPrivate *priv = meta_output_get_instance_private (output); g_clear_pointer (&priv->info, meta_output_info_unref); G_OBJECT_CLASS (meta_output_parent_class)->finalize (object); } MetaPrivacyScreenState meta_output_get_privacy_screen_state (MetaOutput *output) { MetaOutputClass *output_class = META_OUTPUT_GET_CLASS (output); if (!output_class->get_privacy_screen_state) return META_PRIVACY_SCREEN_UNAVAILABLE; return output_class->get_privacy_screen_state (output); } gboolean meta_output_is_privacy_screen_supported (MetaOutput *output) { return !(meta_output_get_privacy_screen_state (output) == META_PRIVACY_SCREEN_UNAVAILABLE); } gboolean meta_output_is_privacy_screen_enabled (MetaOutput *output) { MetaOutputPrivate *priv = meta_output_get_instance_private (output); return priv->privacy_screen_state; } gboolean meta_output_set_privacy_screen_enabled (MetaOutput *output, gboolean enabled, GError **error) { MetaOutputPrivate *priv = meta_output_get_instance_private (output); MetaPrivacyScreenState state; state = priv->privacy_screen_state; if (state == META_PRIVACY_SCREEN_UNAVAILABLE) { g_set_error_literal (error, G_IO_ERROR, G_IO_ERROR_NOT_SUPPORTED, "The privacy screen is not supported by this output"); return FALSE; } if (state & META_PRIVACY_SCREEN_LOCKED) { g_set_error_literal (error, G_IO_ERROR, G_IO_ERROR_PERMISSION_DENIED, "The privacy screen is locked at hardware level, " "impossible to set it"); return FALSE; } if (priv->is_privacy_screen_enabled == enabled) return TRUE; priv->is_privacy_screen_enabled = enabled; g_object_notify_by_pspec (G_OBJECT (output), obj_props[PROP_IS_PRIVACY_SCREEN_ENABLED]); return TRUE; } gboolean meta_output_info_is_color_space_supported (const MetaOutputInfo *output_info, MetaOutputColorspace color_space) { MetaEdidColorimetry colorimetry; if (!output_info->edid_info) return FALSE; colorimetry = output_info->edid_info->colorimetry; switch (color_space) { case META_OUTPUT_COLORSPACE_DEFAULT: return TRUE; case META_OUTPUT_COLORSPACE_BT2020: return !!(colorimetry & META_EDID_COLORIMETRY_BT2020RGB); default: return FALSE; } } gboolean meta_output_is_color_space_supported (MetaOutput *output, MetaOutputColorspace color_space) { MetaOutputClass *output_class = META_OUTPUT_GET_CLASS (output); if (!output_class->is_color_space_supported) return FALSE; return output_class->is_color_space_supported (output, color_space); } void meta_output_set_color_space (MetaOutput *output, MetaOutputColorspace color_space) { MetaOutputPrivate *priv = meta_output_get_instance_private (output); priv->color_space = color_space; g_signal_emit (output, signals[COLOR_SPACE_CHANGED], 0); } MetaOutputColorspace meta_output_peek_color_space (MetaOutput *output) { MetaOutputPrivate *priv = meta_output_get_instance_private (output); return priv->color_space; } const char * meta_output_colorspace_get_name (MetaOutputColorspace color_space) { switch (color_space) { case META_OUTPUT_COLORSPACE_UNKNOWN: return "Unknown"; case META_OUTPUT_COLORSPACE_DEFAULT: return "Default"; case META_OUTPUT_COLORSPACE_BT2020: return "bt.2020"; } g_assert_not_reached (); } gboolean meta_output_is_hdr_metadata_supported (MetaOutput *output, MetaOutputHdrMetadataEOTF eotf) { MetaOutputClass *output_class = META_OUTPUT_GET_CLASS (output); const MetaOutputInfo *output_info = meta_output_get_info (output); MetaEdidTransferFunction tf = 0; g_assert (output_info != NULL); if (!output_info->edid_info) return FALSE; if ((output_info->edid_info->hdr_static_metadata.sm & META_EDID_STATIC_METADATA_TYPE1) == 0) return FALSE; switch (eotf) { case META_OUTPUT_HDR_METADATA_EOTF_TRADITIONAL_GAMMA_SDR: tf = META_EDID_TF_TRADITIONAL_GAMMA_SDR; break; case META_OUTPUT_HDR_METADATA_EOTF_TRADITIONAL_GAMMA_HDR: tf = META_EDID_TF_TRADITIONAL_GAMMA_HDR; break; case META_OUTPUT_HDR_METADATA_EOTF_PQ: tf = META_EDID_TF_PQ; break; case META_OUTPUT_HDR_METADATA_EOTF_HLG: tf = META_EDID_TF_HLG; break; } if ((output_info->edid_info->hdr_static_metadata.tf & tf) == 0) return FALSE; if (!output_class->is_hdr_metadata_supported) return FALSE; return output_class->is_hdr_metadata_supported (output); } void meta_output_set_hdr_metadata (MetaOutput *output, MetaOutputHdrMetadata *metadata) { MetaOutputPrivate *priv = meta_output_get_instance_private (output); priv->hdr_metadata = *metadata; g_signal_emit (output, signals[HDR_METADATA_CHANGED], 0); } MetaOutputHdrMetadata * meta_output_peek_hdr_metadata (MetaOutput *output) { MetaOutputPrivate *priv = meta_output_get_instance_private (output); return &priv->hdr_metadata; } static void meta_output_init (MetaOutput *output) { MetaOutputPrivate *priv = meta_output_get_instance_private (output); priv->backlight = -1; priv->color_space = META_OUTPUT_COLORSPACE_DEFAULT; priv->hdr_metadata.active = FALSE; } static void meta_output_class_init (MetaOutputClass *klass) { GObjectClass *object_class = G_OBJECT_CLASS (klass); object_class->set_property = meta_output_set_property; object_class->get_property = meta_output_get_property; object_class->dispose = meta_output_dispose; object_class->finalize = meta_output_finalize; obj_props[PROP_ID] = g_param_spec_uint64 ("id", NULL, NULL, 0, UINT64_MAX, 0, G_PARAM_READWRITE | G_PARAM_CONSTRUCT_ONLY | G_PARAM_STATIC_STRINGS); obj_props[PROP_GPU] = g_param_spec_object ("gpu", NULL, NULL, META_TYPE_GPU, G_PARAM_READWRITE | G_PARAM_CONSTRUCT_ONLY | G_PARAM_STATIC_STRINGS); obj_props[PROP_INFO] = g_param_spec_boxed ("info", NULL, NULL, META_TYPE_OUTPUT_INFO, G_PARAM_READWRITE | G_PARAM_CONSTRUCT_ONLY | G_PARAM_STATIC_STRINGS); obj_props[PROP_IS_PRIVACY_SCREEN_ENABLED] = g_param_spec_boolean ("is-privacy-screen-enabled", NULL, NULL, FALSE, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS); g_object_class_install_properties (object_class, N_PROPS, obj_props); signals[COLOR_SPACE_CHANGED] = g_signal_new ("color-space-changed", G_TYPE_FROM_CLASS (klass), G_SIGNAL_RUN_LAST, 0, NULL, NULL, NULL, G_TYPE_NONE, 0); signals[HDR_METADATA_CHANGED] = g_signal_new ("hdr-metadata-changed", G_TYPE_FROM_CLASS (klass), G_SIGNAL_RUN_LAST, 0, NULL, NULL, NULL, G_TYPE_NONE, 0); } gboolean meta_tile_info_equal (MetaTileInfo *a, MetaTileInfo *b) { if (a == b) return TRUE; if (a->group_id != b->group_id) return FALSE; if (a->flags != b->flags) return FALSE; if (a->max_h_tiles != b->max_h_tiles) return FALSE; if (a->max_v_tiles != b->max_v_tiles) return FALSE; if (a->loc_h_tile != b->loc_h_tile) return FALSE; if (a->loc_v_tile != b->loc_v_tile) return FALSE; if (a->tile_w != b->tile_w) return FALSE; if (a->tile_h != b->tile_h) return FALSE; return TRUE; } void meta_output_update_modes (MetaOutput *output, MetaCrtcMode *preferred_mode, MetaCrtcMode **modes, int n_modes) { MetaOutputPrivate *priv = meta_output_get_instance_private (output); int i; for (i = 0; i < priv->info->n_modes; i++) g_object_unref (priv->info->modes[i]); g_free (priv->info->modes); priv->info->preferred_mode = preferred_mode; priv->info->modes = modes; priv->info->n_modes = n_modes; }