/* * Copyright 2007-8 Advanced Micro Devices, Inc. * Copyright 2008 Red Hat Inc. * * Permission is hereby granted, free of charge, to any person obtaining a * copy of this software and associated documentation files (the "Software"), * to deal in the Software without restriction, including without limitation * the rights to use, copy, modify, merge, publish, distribute, sublicense, * and/or sell copies of the Software, and to permit persons to whom the * Software is furnished to do so, subject to the following conditions: * * The above copyright notice and this permission notice shall be included in * all copies or substantial portions of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR * OTHER DEALINGS IN THE SOFTWARE. * * Authors: Dave Airlie * Alex Deucher */ #include #include #include #include #include #include "radeon.h" #include "atom.h" #include void radeon_connector_hotplug(struct drm_connector *connector) { struct drm_device *dev = connector->dev; struct radeon_device *rdev = dev->dev_private; struct radeon_connector *radeon_connector = to_radeon_connector(connector); /* bail if the connector does not have hpd pin, e.g., * VGA, TV, etc. */ if (radeon_connector->hpd.hpd == RADEON_HPD_NONE) return; radeon_hpd_set_polarity(rdev, radeon_connector->hpd.hpd); /* if the connector is already off, don't turn it back on */ if (connector->dpms != DRM_MODE_DPMS_ON) return; /* just deal with DP (not eDP) here. */ if (connector->connector_type == DRM_MODE_CONNECTOR_DisplayPort) { struct radeon_connector_atom_dig *dig_connector = radeon_connector->con_priv; /* if existing sink type was not DP no need to retrain */ if (dig_connector->dp_sink_type != CONNECTOR_OBJECT_ID_DISPLAYPORT) return; /* first get sink type as it may be reset after (un)plug */ dig_connector->dp_sink_type = radeon_dp_getsinktype(radeon_connector); /* don't do anything if sink is not display port, i.e., * passive dp->(dvi|hdmi) adaptor */ if (dig_connector->dp_sink_type == CONNECTOR_OBJECT_ID_DISPLAYPORT) { int saved_dpms = connector->dpms; /* Only turn off the display if it's physically disconnected */ if (!radeon_hpd_sense(rdev, radeon_connector->hpd.hpd)) { drm_helper_connector_dpms(connector, DRM_MODE_DPMS_OFF); } else if (radeon_dp_needs_link_train(radeon_connector)) { /* set it to OFF so that drm_helper_connector_dpms() * won't return immediately since the current state * is ON at this point. */ connector->dpms = DRM_MODE_DPMS_OFF; drm_helper_connector_dpms(connector, DRM_MODE_DPMS_ON); } connector->dpms = saved_dpms; } } } static void radeon_property_change_mode(struct drm_encoder *encoder) { struct drm_crtc *crtc = encoder->crtc; if (crtc && crtc->enabled) { drm_crtc_helper_set_mode(crtc, &crtc->mode, crtc->x, crtc->y, crtc->primary->fb); } } int radeon_get_monitor_bpc(struct drm_connector *connector) { struct drm_device *dev = connector->dev; struct radeon_device *rdev = dev->dev_private; struct radeon_connector *radeon_connector = to_radeon_connector(connector); struct radeon_connector_atom_dig *dig_connector; int bpc = 8; switch (connector->connector_type) { case DRM_MODE_CONNECTOR_DVII: case DRM_MODE_CONNECTOR_HDMIB: if (radeon_connector->use_digital) { if (drm_detect_hdmi_monitor(radeon_connector->edid)) { if (connector->display_info.bpc) bpc = connector->display_info.bpc; } } break; case DRM_MODE_CONNECTOR_DVID: case DRM_MODE_CONNECTOR_HDMIA: if (drm_detect_hdmi_monitor(radeon_connector->edid)) { if (connector->display_info.bpc) bpc = connector->display_info.bpc; } break; case DRM_MODE_CONNECTOR_DisplayPort: dig_connector = radeon_connector->con_priv; if ((dig_connector->dp_sink_type == CONNECTOR_OBJECT_ID_DISPLAYPORT) || (dig_connector->dp_sink_type == CONNECTOR_OBJECT_ID_eDP) || drm_detect_hdmi_monitor(radeon_connector->edid)) { if (connector->display_info.bpc) bpc = connector->display_info.bpc; } break; case DRM_MODE_CONNECTOR_eDP: case DRM_MODE_CONNECTOR_LVDS: if (connector->display_info.bpc) bpc = connector->display_info.bpc; else if (ASIC_IS_DCE41(rdev) || ASIC_IS_DCE5(rdev)) { struct drm_connector_helper_funcs *connector_funcs = connector->helper_private; struct drm_encoder *encoder = connector_funcs->best_encoder(connector); struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder); struct radeon_encoder_atom_dig *dig = radeon_encoder->enc_priv; if (dig->lcd_misc & ATOM_PANEL_MISC_V13_6BIT_PER_COLOR) bpc = 6; else if (dig->lcd_misc & ATOM_PANEL_MISC_V13_8BIT_PER_COLOR) bpc = 8; } break; } if (drm_detect_hdmi_monitor(radeon_connector->edid)) { /* hdmi deep color only implemented on DCE4+ */ if ((bpc > 8) && !ASIC_IS_DCE4(rdev)) { DRM_DEBUG("%s: HDMI deep color %d bpc unsupported. Using 8 bpc.\n", drm_get_connector_name(connector), bpc); bpc = 8; } /* * Pre DCE-8 hw can't handle > 12 bpc, and more than 12 bpc doesn't make * much sense without support for > 12 bpc framebuffers. RGB 4:4:4 at * 12 bpc is always supported on hdmi deep color sinks, as this is * required by the HDMI-1.3 spec. Clamp to a safe 12 bpc maximum. */ if (bpc > 12) { DRM_DEBUG("%s: HDMI deep color %d bpc unsupported. Using 12 bpc.\n", drm_get_connector_name(connector), bpc); bpc = 12; } } DRM_DEBUG("%s: Display bpc=%d, returned bpc=%d\n", drm_get_connector_name(connector), connector->display_info.bpc, bpc); return bpc; } static void radeon_connector_update_scratch_regs(struct drm_connector *connector, enum drm_connector_status status) { struct drm_device *dev = connector->dev; struct radeon_device *rdev = dev->dev_private; struct drm_encoder *best_encoder = NULL; struct drm_encoder *encoder = NULL; struct drm_connector_helper_funcs *connector_funcs = connector->helper_private; struct drm_mode_object *obj; bool connected; int i; best_encoder = connector_funcs->best_encoder(connector); for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) { if (connector->encoder_ids[i] == 0) break; obj = drm_mode_object_find(connector->dev, connector->encoder_ids[i], DRM_MODE_OBJECT_ENCODER); if (!obj) continue; encoder = obj_to_encoder(obj); if ((encoder == best_encoder) && (status == connector_status_connected)) connected = true; else connected = false; if (rdev->is_atom_bios) radeon_atombios_connected_scratch_regs(connector, encoder, connected); else radeon_combios_connected_scratch_regs(connector, encoder, connected); } } static struct drm_encoder *radeon_find_encoder(struct drm_connector *connector, int encoder_type) { struct drm_mode_object *obj; struct drm_encoder *encoder; int i; for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) { if (connector->encoder_ids[i] == 0) break; obj = drm_mode_object_find(connector->dev, connector->encoder_ids[i], DRM_MODE_OBJECT_ENCODER); if (!obj) continue; encoder = obj_to_encoder(obj); if (encoder->encoder_type == encoder_type) return encoder; } return NULL; } static struct drm_encoder *radeon_best_single_encoder(struct drm_connector *connector) { int enc_id = connector->encoder_ids[0]; struct drm_mode_object *obj; struct drm_encoder *encoder; /* pick the encoder ids */ if (enc_id) { obj = drm_mode_object_find(connector->dev, enc_id, DRM_MODE_OBJECT_ENCODER); if (!obj) return NULL; encoder = obj_to_encoder(obj); return encoder; } return NULL; } /* * radeon_connector_analog_encoder_conflict_solve * - search for other connectors sharing this encoder * if priority is true, then set them disconnected if this is connected * if priority is false, set us disconnected if they are connected */ static enum drm_connector_status radeon_connector_analog_encoder_conflict_solve(struct drm_connector *connector, struct drm_encoder *encoder, enum drm_connector_status current_status, bool priority) { struct drm_device *dev = connector->dev; struct drm_connector *conflict; struct radeon_connector *radeon_conflict; int i; list_for_each_entry(conflict, &dev->mode_config.connector_list, head) { if (conflict == connector) continue; radeon_conflict = to_radeon_connector(conflict); for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) { if (conflict->encoder_ids[i] == 0) break; /* if the IDs match */ if (conflict->encoder_ids[i] == encoder->base.id) { if (conflict->status != connector_status_connected) continue; if (radeon_conflict->use_digital) continue; if (priority == true) { DRM_DEBUG_KMS("1: conflicting encoders switching off %s\n", drm_get_connector_name(conflict)); DRM_DEBUG_KMS("in favor of %s\n", drm_get_connector_name(connector)); conflict->status = connector_status_disconnected; radeon_connector_update_scratch_regs(conflict, connector_status_disconnected); } else { DRM_DEBUG_KMS("2: conflicting encoders switching off %s\n", drm_get_connector_name(connector)); DRM_DEBUG_KMS("in favor of %s\n", drm_get_connector_name(conflict)); current_status = connector_status_disconnected; } break; } } } return current_status; } static struct drm_display_mode *radeon_fp_native_mode(struct drm_encoder *encoder) { struct drm_device *dev = encoder->dev; struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder); struct drm_display_mode *mode = NULL; struct drm_display_mode *native_mode = &radeon_encoder->native_mode; if (native_mode->hdisplay != 0 && native_mode->vdisplay != 0 && native_mode->clock != 0) { mode = drm_mode_duplicate(dev, native_mode); mode->type = DRM_MODE_TYPE_PREFERRED | DRM_MODE_TYPE_DRIVER; drm_mode_set_name(mode); DRM_DEBUG_KMS("Adding native panel mode %s\n", mode->name); } else if (native_mode->hdisplay != 0 && native_mode->vdisplay != 0) { /* mac laptops without an edid */ /* Note that this is not necessarily the exact panel mode, * but an approximation based on the cvt formula. For these * systems we should ideally read the mode info out of the * registers or add a mode table, but this works and is much * simpler. */ mode = drm_cvt_mode(dev, native_mode->hdisplay, native_mode->vdisplay, 60, true, false, false); mode->type = DRM_MODE_TYPE_PREFERRED | DRM_MODE_TYPE_DRIVER; DRM_DEBUG_KMS("Adding cvt approximation of native panel mode %s\n", mode->name); } return mode; } static void radeon_add_common_modes(struct drm_encoder *encoder, struct drm_connector *connector) { struct drm_device *dev = encoder->dev; struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder); struct drm_display_mode *mode = NULL; struct drm_display_mode *native_mode = &radeon_encoder->native_mode; int i; struct mode_size { int w; int h; } common_modes[17] = { { 640, 480}, { 720, 480}, { 800, 600}, { 848, 480}, {1024, 768}, {1152, 768}, {1280, 720}, {1280, 800}, {1280, 854}, {1280, 960}, {1280, 1024}, {1440, 900}, {1400, 1050}, {1680, 1050}, {1600, 1200}, {1920, 1080}, {1920, 1200} }; for (i = 0; i < 17; i++) { if (radeon_encoder->devices & (ATOM_DEVICE_TV_SUPPORT)) { if (common_modes[i].w > 1024 || common_modes[i].h > 768) continue; } if (radeon_encoder->devices & (ATOM_DEVICE_LCD_SUPPORT)) { if (common_modes[i].w > native_mode->hdisplay || common_modes[i].h > native_mode->vdisplay || (common_modes[i].w == native_mode->hdisplay && common_modes[i].h == native_mode->vdisplay)) continue; } if (common_modes[i].w < 320 || common_modes[i].h < 200) continue; mode = drm_cvt_mode(dev, common_modes[i].w, common_modes[i].h, 60, false, false, false); drm_mode_probed_add(connector, mode); } } static int radeon_connector_set_property(struct drm_connector *connector, struct drm_property *property, uint64_t val) { struct drm_device *dev = connector->dev; struct radeon_device *rdev = dev->dev_private; struct drm_encoder *encoder; struct radeon_encoder *radeon_encoder; if (property == rdev->mode_info.coherent_mode_property) { struct radeon_encoder_atom_dig *dig; bool new_coherent_mode; /* need to find digital encoder on connector */ encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TMDS); if (!encoder) return 0; radeon_encoder = to_radeon_encoder(encoder); if (!radeon_encoder->enc_priv) return 0; dig = radeon_encoder->enc_priv; new_coherent_mode = val ? true : false; if (dig->coherent_mode != new_coherent_mode) { dig->coherent_mode = new_coherent_mode; radeon_property_change_mode(&radeon_encoder->base); } } if (property == rdev->mode_info.audio_property) { struct radeon_connector *radeon_connector = to_radeon_connector(connector); /* need to find digital encoder on connector */ encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TMDS); if (!encoder) return 0; radeon_encoder = to_radeon_encoder(encoder); if (radeon_connector->audio != val) { radeon_connector->audio = val; radeon_property_change_mode(&radeon_encoder->base); } } if (property == rdev->mode_info.dither_property) { struct radeon_connector *radeon_connector = to_radeon_connector(connector); /* need to find digital encoder on connector */ encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TMDS); if (!encoder) return 0; radeon_encoder = to_radeon_encoder(encoder); if (radeon_connector->dither != val) { radeon_connector->dither = val; radeon_property_change_mode(&radeon_encoder->base); } } if (property == rdev->mode_info.underscan_property) { /* need to find digital encoder on connector */ encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TMDS); if (!encoder) return 0; radeon_encoder = to_radeon_encoder(encoder); if (radeon_encoder->underscan_type != val) { radeon_encoder->underscan_type = val; radeon_property_change_mode(&radeon_encoder->base); } } if (property == rdev->mode_info.underscan_hborder_property) { /* need to find digital encoder on connector */ encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TMDS); if (!encoder) return 0; radeon_encoder = to_radeon_encoder(encoder); if (radeon_encoder->underscan_hborder != val) { radeon_encoder->underscan_hborder = val; radeon_property_change_mode(&radeon_encoder->base); } } if (property == rdev->mode_info.underscan_vborder_property) { /* need to find digital encoder on connector */ encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TMDS); if (!encoder) return 0; radeon_encoder = to_radeon_encoder(encoder); if (radeon_encoder->underscan_vborder != val) { radeon_encoder->underscan_vborder = val; radeon_property_change_mode(&radeon_encoder->base); } } if (property == rdev->mode_info.tv_std_property) { encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TVDAC); if (!encoder) { encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_DAC); } if (!encoder) return 0; radeon_encoder = to_radeon_encoder(encoder); if (!radeon_encoder->enc_priv) return 0; if (ASIC_IS_AVIVO(rdev) || radeon_r4xx_atom) { struct radeon_encoder_atom_dac *dac_int; dac_int = radeon_encoder->enc_priv; dac_int->tv_std = val; } else { struct radeon_encoder_tv_dac *dac_int; dac_int = radeon_encoder->enc_priv; dac_int->tv_std = val; } radeon_property_change_mode(&radeon_encoder->base); } if (property == rdev->mode_info.load_detect_property) { struct radeon_connector *radeon_connector = to_radeon_connector(connector); if (val == 0) radeon_connector->dac_load_detect = false; else radeon_connector->dac_load_detect = true; } if (property == rdev->mode_info.tmds_pll_property) { struct radeon_encoder_int_tmds *tmds = NULL; bool ret = false; /* need to find digital encoder on connector */ encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TMDS); if (!encoder) return 0; radeon_encoder = to_radeon_encoder(encoder); tmds = radeon_encoder->enc_priv; if (!tmds) return 0; if (val == 0) { if (rdev->is_atom_bios) ret = radeon_atombios_get_tmds_info(radeon_encoder, tmds); else ret = radeon_legacy_get_tmds_info_from_combios(radeon_encoder, tmds); } if (val == 1 || ret == false) { radeon_legacy_get_tmds_info_from_table(radeon_encoder, tmds); } radeon_property_change_mode(&radeon_encoder->base); } return 0; } static void radeon_fixup_lvds_native_mode(struct drm_encoder *encoder, struct drm_connector *connector) { struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder); struct drm_display_mode *native_mode = &radeon_encoder->native_mode; struct drm_display_mode *t, *mode; /* If the EDID preferred mode doesn't match the native mode, use it */ list_for_each_entry_safe(mode, t, &connector->probed_modes, head) { if (mode->type & DRM_MODE_TYPE_PREFERRED) { if (mode->hdisplay != native_mode->hdisplay || mode->vdisplay != native_mode->vdisplay) memcpy(native_mode, mode, sizeof(*mode)); } } /* Try to get native mode details from EDID if necessary */ if (!native_mode->clock) { list_for_each_entry_safe(mode, t, &connector->probed_modes, head) { if (mode->hdisplay == native_mode->hdisplay && mode->vdisplay == native_mode->vdisplay) { *native_mode = *mode; drm_mode_set_crtcinfo(native_mode, CRTC_INTERLACE_HALVE_V); DRM_DEBUG_KMS("Determined LVDS native mode details from EDID\n"); break; } } } if (!native_mode->clock) { DRM_DEBUG_KMS("No LVDS native mode details, disabling RMX\n"); radeon_encoder->rmx_type = RMX_OFF; } } static int radeon_lvds_get_modes(struct drm_connector *connector) { struct radeon_connector *radeon_connector = to_radeon_connector(connector); struct drm_encoder *encoder; int ret = 0; struct drm_display_mode *mode; if (radeon_connector->ddc_bus) { ret = radeon_ddc_get_modes(radeon_connector); if (ret > 0) { encoder = radeon_best_single_encoder(connector); if (encoder) { radeon_fixup_lvds_native_mode(encoder, connector); /* add scaled modes */ radeon_add_common_modes(encoder, connector); } return ret; } } encoder = radeon_best_single_encoder(connector); if (!encoder) return 0; /* we have no EDID modes */ mode = radeon_fp_native_mode(encoder); if (mode) { ret = 1; drm_mode_probed_add(connector, mode); /* add the width/height from vbios tables if available */ connector->display_info.width_mm = mode->width_mm; connector->display_info.height_mm = mode->height_mm; /* add scaled modes */ radeon_add_common_modes(encoder, connector); } return ret; } static int radeon_lvds_mode_valid(struct drm_connector *connector, struct drm_display_mode *mode) { struct drm_encoder *encoder = radeon_best_single_encoder(connector); if ((mode->hdisplay < 320) || (mode->vdisplay < 240)) return MODE_PANEL; if (encoder) { struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder); struct drm_display_mode *native_mode = &radeon_encoder->native_mode; /* AVIVO hardware supports downscaling modes larger than the panel * to the panel size, but I'm not sure this is desirable. */ if ((mode->hdisplay > native_mode->hdisplay) || (mode->vdisplay > native_mode->vdisplay)) return MODE_PANEL; /* if scaling is disabled, block non-native modes */ if (radeon_encoder->rmx_type == RMX_OFF) { if ((mode->hdisplay != native_mode->hdisplay) || (mode->vdisplay != native_mode->vdisplay)) return MODE_PANEL; } } return MODE_OK; } static enum drm_connector_status radeon_lvds_detect(struct drm_connector *connector, bool force) { struct radeon_connector *radeon_connector = to_radeon_connector(connector); struct drm_encoder *encoder = radeon_best_single_encoder(connector); enum drm_connector_status ret = connector_status_disconnected; int r; r = pm_runtime_get_sync(connector->dev->dev); if (r < 0) return connector_status_disconnected; if (encoder) { struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder); struct drm_display_mode *native_mode = &radeon_encoder->native_mode; /* check if panel is valid */ if (native_mode->hdisplay >= 320 && native_mode->vdisplay >= 240) ret = connector_status_connected; } /* check for edid as well */ if (radeon_connector->edid) ret = connector_status_connected; else { if (radeon_connector->ddc_bus) { radeon_connector->edid = drm_get_edid(&radeon_connector->base, &radeon_connector->ddc_bus->adapter); if (radeon_connector->edid) ret = connector_status_connected; } } /* check acpi lid status ??? */ radeon_connector_update_scratch_regs(connector, ret); pm_runtime_mark_last_busy(connector->dev->dev); pm_runtime_put_autosuspend(connector->dev->dev); return ret; } static void radeon_connector_destroy(struct drm_connector *connector) { struct radeon_connector *radeon_connector = to_radeon_connector(connector); if (radeon_connector->edid) kfree(radeon_connector->edid); kfree(radeon_connector->con_priv); drm_sysfs_connector_remove(connector); drm_connector_cleanup(connector); kfree(connector); } static int radeon_lvds_set_property(struct drm_connector *connector, struct drm_property *property, uint64_t value) { struct drm_device *dev = connector->dev; struct radeon_encoder *radeon_encoder; enum radeon_rmx_type rmx_type; DRM_DEBUG_KMS("\n"); if (property != dev->mode_config.scaling_mode_property) return 0; if (connector->encoder) radeon_encoder = to_radeon_encoder(connector->encoder); else { struct drm_connector_helper_funcs *connector_funcs = connector->helper_private; radeon_encoder = to_radeon_encoder(connector_funcs->best_encoder(connector)); } switch (value) { case DRM_MODE_SCALE_NONE: rmx_type = RMX_OFF; break; case DRM_MODE_SCALE_CENTER: rmx_type = RMX_CENTER; break; case DRM_MODE_SCALE_ASPECT: rmx_type = RMX_ASPECT; break; default: case DRM_MODE_SCALE_FULLSCREEN: rmx_type = RMX_FULL; break; } if (radeon_encoder->rmx_type == rmx_type) return 0; radeon_encoder->rmx_type = rmx_type; radeon_property_change_mode(&radeon_encoder->base); return 0; } static const struct drm_connector_helper_funcs radeon_lvds_connector_helper_funcs = { .get_modes = radeon_lvds_get_modes, .mode_valid = radeon_lvds_mode_valid, .best_encoder = radeon_best_single_encoder, }; static const struct drm_connector_funcs radeon_lvds_connector_funcs = { .dpms = drm_helper_connector_dpms, .detect = radeon_lvds_detect, .fill_modes = drm_helper_probe_single_connector_modes, .destroy = radeon_connector_destroy, .set_property = radeon_lvds_set_property, }; static int radeon_vga_get_modes(struct drm_connector *connector) { struct radeon_connector *radeon_connector = to_radeon_connector(connector); int ret; ret = radeon_ddc_get_modes(radeon_connector); return ret; } static int radeon_vga_mode_valid(struct drm_connector *connector, struct drm_display_mode *mode) { struct drm_device *dev = connector->dev; struct radeon_device *rdev = dev->dev_private; /* XXX check mode bandwidth */ if ((mode->clock / 10) > rdev->clock.max_pixel_clock) return MODE_CLOCK_HIGH; return MODE_OK; } static enum drm_connector_status radeon_vga_detect(struct drm_connector *connector, bool force) { struct drm_device *dev = connector->dev; struct radeon_device *rdev = dev->dev_private; struct radeon_connector *radeon_connector = to_radeon_connector(connector); struct drm_encoder *encoder; struct drm_encoder_helper_funcs *encoder_funcs; bool dret = false; enum drm_connector_status ret = connector_status_disconnected; int r; r = pm_runtime_get_sync(connector->dev->dev); if (r < 0) return connector_status_disconnected; encoder = radeon_best_single_encoder(connector); if (!encoder) ret = connector_status_disconnected; if (radeon_connector->ddc_bus) dret = radeon_ddc_probe(radeon_connector, false); if (dret) { radeon_connector->detected_by_load = false; if (radeon_connector->edid) { kfree(radeon_connector->edid); radeon_connector->edid = NULL; } radeon_connector->edid = drm_get_edid(&radeon_connector->base, &radeon_connector->ddc_bus->adapter); if (!radeon_connector->edid) { DRM_ERROR("%s: probed a monitor but no|invalid EDID\n", drm_get_connector_name(connector)); ret = connector_status_connected; } else { radeon_connector->use_digital = !!(radeon_connector->edid->input & DRM_EDID_INPUT_DIGITAL); /* some oems have boards with separate digital and analog connectors * with a shared ddc line (often vga + hdmi) */ if (radeon_connector->use_digital && radeon_connector->shared_ddc) { kfree(radeon_connector->edid); radeon_connector->edid = NULL; ret = connector_status_disconnected; } else ret = connector_status_connected; } } else { /* if we aren't forcing don't do destructive polling */ if (!force) { /* only return the previous status if we last * detected a monitor via load. */ if (radeon_connector->detected_by_load) ret = connector->status; goto out; } if (radeon_connector->dac_load_detect && encoder) { encoder_funcs = encoder->helper_private; ret = encoder_funcs->detect(encoder, connector); if (ret != connector_status_disconnected) radeon_connector->detected_by_load = true; } } if (ret == connector_status_connected) ret = radeon_connector_analog_encoder_conflict_solve(connector, encoder, ret, true); /* RN50 and some RV100 asics in servers often have a hardcoded EDID in the * vbios to deal with KVMs. If we have one and are not able to detect a monitor * by other means, assume the CRT is connected and use that EDID. */ if ((!rdev->is_atom_bios) && (ret == connector_status_disconnected) && rdev->mode_info.bios_hardcoded_edid_size) { ret = connector_status_connected; } radeon_connector_update_scratch_regs(connector, ret); out: pm_runtime_mark_last_busy(connector->dev->dev); pm_runtime_put_autosuspend(connector->dev->dev); return ret; } static const struct drm_connector_helper_funcs radeon_vga_connector_helper_funcs = { .get_modes = radeon_vga_get_modes, .mode_valid = radeon_vga_mode_valid, .best_encoder = radeon_best_single_encoder, }; static const struct drm_connector_funcs radeon_vga_connector_funcs = { .dpms = drm_helper_connector_dpms, .detect = radeon_vga_detect, .fill_modes = drm_helper_probe_single_connector_modes, .destroy = radeon_connector_destroy, .set_property = radeon_connector_set_property, }; static int radeon_tv_get_modes(struct drm_connector *connector) { struct drm_device *dev = connector->dev; struct radeon_device *rdev = dev->dev_private; struct drm_display_mode *tv_mode; struct drm_encoder *encoder; encoder = radeon_best_single_encoder(connector); if (!encoder) return 0; /* avivo chips can scale any mode */ if (rdev->family >= CHIP_RS600) /* add scaled modes */ radeon_add_common_modes(encoder, connector); else { /* only 800x600 is supported right now on pre-avivo chips */ tv_mode = drm_cvt_mode(dev, 800, 600, 60, false, false, false); tv_mode->type = DRM_MODE_TYPE_DRIVER | DRM_MODE_TYPE_PREFERRED; drm_mode_probed_add(connector, tv_mode); } return 1; } static int radeon_tv_mode_valid(struct drm_connector *connector, struct drm_display_mode *mode) { if ((mode->hdisplay > 1024) || (mode->vdisplay > 768)) return MODE_CLOCK_RANGE; return MODE_OK; } static enum drm_connector_status radeon_tv_detect(struct drm_connector *connector, bool force) { struct drm_encoder *encoder; struct drm_encoder_helper_funcs *encoder_funcs; struct radeon_connector *radeon_connector = to_radeon_connector(connector); enum drm_connector_status ret = connector_status_disconnected; int r; if (!radeon_connector->dac_load_detect) return ret; r = pm_runtime_get_sync(connector->dev->dev); if (r < 0) return connector_status_disconnected; encoder = radeon_best_single_encoder(connector); if (!encoder) ret = connector_status_disconnected; else { encoder_funcs = encoder->helper_private; ret = encoder_funcs->detect(encoder, connector); } if (ret == connector_status_connected) ret = radeon_connector_analog_encoder_conflict_solve(connector, encoder, ret, false); radeon_connector_update_scratch_regs(connector, ret); pm_runtime_mark_last_busy(connector->dev->dev); pm_runtime_put_autosuspend(connector->dev->dev); return ret; } static const struct drm_connector_helper_funcs radeon_tv_connector_helper_funcs = { .get_modes = radeon_tv_get_modes, .mode_valid = radeon_tv_mode_valid, .best_encoder = radeon_best_single_encoder, }; static const struct drm_connector_funcs radeon_tv_connector_funcs = { .dpms = drm_helper_connector_dpms, .detect = radeon_tv_detect, .fill_modes = drm_helper_probe_single_connector_modes, .destroy = radeon_connector_destroy, .set_property = radeon_connector_set_property, }; static int radeon_dvi_get_modes(struct drm_connector *connector) { struct radeon_connector *radeon_connector = to_radeon_connector(connector); int ret; ret = radeon_ddc_get_modes(radeon_connector); return ret; } static bool radeon_check_hpd_status_unchanged(struct drm_connector *connector) { struct drm_device *dev = connector->dev; struct radeon_device *rdev = dev->dev_private; struct radeon_connector *radeon_connector = to_radeon_connector(connector); enum drm_connector_status status; /* We only trust HPD on R600 and newer ASICS. */ if (rdev->family >= CHIP_R600 && radeon_connector->hpd.hpd != RADEON_HPD_NONE) { if (radeon_hpd_sense(rdev, radeon_connector->hpd.hpd)) status = connector_status_connected; else status = connector_status_disconnected; if (connector->status == status) return true; } return false; } /* * DVI is complicated * Do a DDC probe, if DDC probe passes, get the full EDID so * we can do analog/digital monitor detection at this point. * If the monitor is an analog monitor or we got no DDC, * we need to find the DAC encoder object for this connector. * If we got no DDC, we do load detection on the DAC encoder object. * If we got analog DDC or load detection passes on the DAC encoder * we have to check if this analog encoder is shared with anyone else (TV) * if its shared we have to set the other connector to disconnected. */ static enum drm_connector_status radeon_dvi_detect(struct drm_connector *connector, bool force) { struct drm_device *dev = connector->dev; struct radeon_device *rdev = dev->dev_private; struct radeon_connector *radeon_connector = to_radeon_connector(connector); struct drm_encoder *encoder = NULL; struct drm_encoder_helper_funcs *encoder_funcs; struct drm_mode_object *obj; int i, r; enum drm_connector_status ret = connector_status_disconnected; bool dret = false, broken_edid = false; r = pm_runtime_get_sync(connector->dev->dev); if (r < 0) return connector_status_disconnected; if (!force && radeon_check_hpd_status_unchanged(connector)) { ret = connector->status; goto exit; } if (radeon_connector->ddc_bus) dret = radeon_ddc_probe(radeon_connector, false); if (dret) { radeon_connector->detected_by_load = false; if (radeon_connector->edid) { kfree(radeon_connector->edid); radeon_connector->edid = NULL; } radeon_connector->edid = drm_get_edid(&radeon_connector->base, &radeon_connector->ddc_bus->adapter); if (!radeon_connector->edid) { DRM_ERROR("%s: probed a monitor but no|invalid EDID\n", drm_get_connector_name(connector)); /* rs690 seems to have a problem with connectors not existing and always * return a block of 0's. If we see this just stop polling on this output */ if ((rdev->family == CHIP_RS690 || rdev->family == CHIP_RS740) && radeon_connector->base.null_edid_counter) { ret = connector_status_disconnected; DRM_ERROR("%s: detected RS690 floating bus bug, stopping ddc detect\n", drm_get_connector_name(connector)); radeon_connector->ddc_bus = NULL; } else { ret = connector_status_connected; broken_edid = true; /* defer use_digital to later */ } } else { radeon_connector->use_digital = !!(radeon_connector->edid->input & DRM_EDID_INPUT_DIGITAL); /* some oems have boards with separate digital and analog connectors * with a shared ddc line (often vga + hdmi) */ if ((!radeon_connector->use_digital) && radeon_connector->shared_ddc) { kfree(radeon_connector->edid); radeon_connector->edid = NULL; ret = connector_status_disconnected; } else ret = connector_status_connected; /* This gets complicated. We have boards with VGA + HDMI with a * shared DDC line and we have boards with DVI-D + HDMI with a shared * DDC line. The latter is more complex because with DVI<->HDMI adapters * you don't really know what's connected to which port as both are digital. */ if (radeon_connector->shared_ddc && (ret == connector_status_connected)) { struct drm_connector *list_connector; struct radeon_connector *list_radeon_connector; list_for_each_entry(list_connector, &dev->mode_config.connector_list, head) { if (connector == list_connector) continue; list_radeon_connector = to_radeon_connector(list_connector); if (list_radeon_connector->shared_ddc && (list_radeon_connector->ddc_bus->rec.i2c_id == radeon_connector->ddc_bus->rec.i2c_id)) { /* cases where both connectors are digital */ if (list_connector->connector_type != DRM_MODE_CONNECTOR_VGA) { /* hpd is our only option in this case */ if (!radeon_hpd_sense(rdev, radeon_connector->hpd.hpd)) { kfree(radeon_connector->edid); radeon_connector->edid = NULL; ret = connector_status_disconnected; } } } } } } } if ((ret == connector_status_connected) && (radeon_connector->use_digital == true)) goto out; /* DVI-D and HDMI-A are digital only */ if ((connector->connector_type == DRM_MODE_CONNECTOR_DVID) || (connector->connector_type == DRM_MODE_CONNECTOR_HDMIA)) goto out; /* if we aren't forcing don't do destructive polling */ if (!force) { /* only return the previous status if we last * detected a monitor via load. */ if (radeon_connector->detected_by_load) ret = connector->status; goto out; } /* find analog encoder */ if (radeon_connector->dac_load_detect) { for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) { if (connector->encoder_ids[i] == 0) break; obj = drm_mode_object_find(connector->dev, connector->encoder_ids[i], DRM_MODE_OBJECT_ENCODER); if (!obj) continue; encoder = obj_to_encoder(obj); if (encoder->encoder_type != DRM_MODE_ENCODER_DAC && encoder->encoder_type != DRM_MODE_ENCODER_TVDAC) continue; encoder_funcs = encoder->helper_private; if (encoder_funcs->detect) { if (!broken_edid) { if (ret != connector_status_connected) { /* deal with analog monitors without DDC */ ret = encoder_funcs->detect(encoder, connector); if (ret == connector_status_connected) { radeon_connector->use_digital = false; } if (ret != connector_status_disconnected) radeon_connector->detected_by_load = true; } } else { enum drm_connector_status lret; /* assume digital unless load detected otherwise */ radeon_connector->use_digital = true; lret = encoder_funcs->detect(encoder, connector); DRM_DEBUG_KMS("load_detect %x returned: %x\n",encoder->encoder_type,lret); if (lret == connector_status_connected) radeon_connector->use_digital = false; } break; } } } if ((ret == connector_status_connected) && (radeon_connector->use_digital == false) && encoder) { ret = radeon_connector_analog_encoder_conflict_solve(connector, encoder, ret, true); } /* RN50 and some RV100 asics in servers often have a hardcoded EDID in the * vbios to deal with KVMs. If we have one and are not able to detect a monitor * by other means, assume the DFP is connected and use that EDID. In most * cases the DVI port is actually a virtual KVM port connected to the service * processor. */ out: if ((!rdev->is_atom_bios) && (ret == connector_status_disconnected) && rdev->mode_info.bios_hardcoded_edid_size) { radeon_connector->use_digital = true; ret = connector_status_connected; } /* updated in get modes as well since we need to know if it's analog or digital */ radeon_connector_update_scratch_regs(connector, ret); exit: pm_runtime_mark_last_busy(connector->dev->dev); pm_runtime_put_autosuspend(connector->dev->dev); return ret; } /* okay need to be smart in here about which encoder to pick */ static struct drm_encoder *radeon_dvi_encoder(struct drm_connector *connector) { int enc_id = connector->encoder_ids[0]; struct radeon_connector *radeon_connector = to_radeon_connector(connector); struct drm_mode_object *obj; struct drm_encoder *encoder; int i; for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) { if (connector->encoder_ids[i] == 0) break; obj = drm_mode_object_find(connector->dev, connector->encoder_ids[i], DRM_MODE_OBJECT_ENCODER); if (!obj) continue; encoder = obj_to_encoder(obj); if (radeon_connector->use_digital == true) { if (encoder->encoder_type == DRM_MODE_ENCODER_TMDS) return encoder; } else { if (encoder->encoder_type == DRM_MODE_ENCODER_DAC || encoder->encoder_type == DRM_MODE_ENCODER_TVDAC) return encoder; } } /* see if we have a default encoder TODO */ /* then check use digitial */ /* pick the first one */ if (enc_id) { obj = drm_mode_object_find(connector->dev, enc_id, DRM_MODE_OBJECT_ENCODER); if (!obj) return NULL; encoder = obj_to_encoder(obj); return encoder; } return NULL; } static void radeon_dvi_force(struct drm_connector *connector) { struct radeon_connector *radeon_connector = to_radeon_connector(connector); if (connector->force == DRM_FORCE_ON) radeon_connector->use_digital = false; if (connector->force == DRM_FORCE_ON_DIGITAL) radeon_connector->use_digital = true; } static int radeon_dvi_mode_valid(struct drm_connector *connector, struct drm_display_mode *mode) { struct drm_device *dev = connector->dev; struct radeon_device *rdev = dev->dev_private; struct radeon_connector *radeon_connector = to_radeon_connector(connector); /* XXX check mode bandwidth */ /* clocks over 135 MHz have heat issues with DVI on RV100 */ if (radeon_connector->use_digital && (rdev->family == CHIP_RV100) && (mode->clock > 135000)) return MODE_CLOCK_HIGH; if (radeon_connector->use_digital && (mode->clock > 165000)) { if ((radeon_connector->connector_object_id == CONNECTOR_OBJECT_ID_DUAL_LINK_DVI_I) || (radeon_connector->connector_object_id == CONNECTOR_OBJECT_ID_DUAL_LINK_DVI_D) || (radeon_connector->connector_object_id == CONNECTOR_OBJECT_ID_HDMI_TYPE_B)) return MODE_OK; else if (radeon_connector->connector_object_id == CONNECTOR_OBJECT_ID_HDMI_TYPE_A) { if (ASIC_IS_DCE6(rdev)) { /* HDMI 1.3+ supports max clock of 340 Mhz */ if (mode->clock > 340000) return MODE_CLOCK_HIGH; else return MODE_OK; } else return MODE_CLOCK_HIGH; } else return MODE_CLOCK_HIGH; } /* check against the max pixel clock */ if ((mode->clock / 10) > rdev->clock.max_pixel_clock) return MODE_CLOCK_HIGH; return MODE_OK; } static const struct drm_connector_helper_funcs radeon_dvi_connector_helper_funcs = { .get_modes = radeon_dvi_get_modes, .mode_valid = radeon_dvi_mode_valid, .best_encoder = radeon_dvi_encoder, }; static const struct drm_connector_funcs radeon_dvi_connector_funcs = { .dpms = drm_helper_connector_dpms, .detect = radeon_dvi_detect, .fill_modes = drm_helper_probe_single_connector_modes, .set_property = radeon_connector_set_property, .destroy = radeon_connector_destroy, .force = radeon_dvi_force, }; static int radeon_dp_get_modes(struct drm_connector *connector) { struct radeon_connector *radeon_connector = to_radeon_connector(connector); struct radeon_connector_atom_dig *radeon_dig_connector = radeon_connector->con_priv; struct drm_encoder *encoder = radeon_best_single_encoder(connector); int ret; if ((connector->connector_type == DRM_MODE_CONNECTOR_eDP) || (connector->connector_type == DRM_MODE_CONNECTOR_LVDS)) { struct drm_display_mode *mode; if (connector->connector_type == DRM_MODE_CONNECTOR_eDP) { if (!radeon_dig_connector->edp_on) atombios_set_edp_panel_power(connector, ATOM_TRANSMITTER_ACTION_POWER_ON); ret = radeon_ddc_get_modes(radeon_connector); if (!radeon_dig_connector->edp_on) atombios_set_edp_panel_power(connector, ATOM_TRANSMITTER_ACTION_POWER_OFF); } else { /* need to setup ddc on the bridge */ if (radeon_connector_encoder_get_dp_bridge_encoder_id(connector) != ENCODER_OBJECT_ID_NONE) { if (encoder) radeon_atom_ext_encoder_setup_ddc(encoder); } ret = radeon_ddc_get_modes(radeon_connector); } if (ret > 0) { if (encoder) { radeon_fixup_lvds_native_mode(encoder, connector); /* add scaled modes */ radeon_add_common_modes(encoder, connector); } return ret; } if (!encoder) return 0; /* we have no EDID modes */ mode = radeon_fp_native_mode(encoder); if (mode) { ret = 1; drm_mode_probed_add(connector, mode); /* add the width/height from vbios tables if available */ connector->display_info.width_mm = mode->width_mm; connector->display_info.height_mm = mode->height_mm; /* add scaled modes */ radeon_add_common_modes(encoder, connector); } } else { /* need to setup ddc on the bridge */ if (radeon_connector_encoder_get_dp_bridge_encoder_id(connector) != ENCODER_OBJECT_ID_NONE) { if (encoder) radeon_atom_ext_encoder_setup_ddc(encoder); } ret = radeon_ddc_get_modes(radeon_connector); } return ret; } u16 radeon_connector_encoder_get_dp_bridge_encoder_id(struct drm_connector *connector) { struct drm_mode_object *obj; struct drm_encoder *encoder; struct radeon_encoder *radeon_encoder; int i; for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) { if (connector->encoder_ids[i] == 0) break; obj = drm_mode_object_find(connector->dev, connector->encoder_ids[i], DRM_MODE_OBJECT_ENCODER); if (!obj) continue; encoder = obj_to_encoder(obj); radeon_encoder = to_radeon_encoder(encoder); switch (radeon_encoder->encoder_id) { case ENCODER_OBJECT_ID_TRAVIS: case ENCODER_OBJECT_ID_NUTMEG: return radeon_encoder->encoder_id; default: break; } } return ENCODER_OBJECT_ID_NONE; } bool radeon_connector_encoder_is_hbr2(struct drm_connector *connector) { struct drm_mode_object *obj; struct drm_encoder *encoder; struct radeon_encoder *radeon_encoder; int i; bool found = false; for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) { if (connector->encoder_ids[i] == 0) break; obj = drm_mode_object_find(connector->dev, connector->encoder_ids[i], DRM_MODE_OBJECT_ENCODER); if (!obj) continue; encoder = obj_to_encoder(obj); radeon_encoder = to_radeon_encoder(encoder); if (radeon_encoder->caps & ATOM_ENCODER_CAP_RECORD_HBR2) found = true; } return found; } bool radeon_connector_is_dp12_capable(struct drm_connector *connector) { struct drm_device *dev = connector->dev; struct radeon_device *rdev = dev->dev_private; if (ASIC_IS_DCE5(rdev) && (rdev->clock.default_dispclk >= 53900) && radeon_connector_encoder_is_hbr2(connector)) { return true; } return false; } static enum drm_connector_status radeon_dp_detect(struct drm_connector *connector, bool force) { struct drm_device *dev = connector->dev; struct radeon_device *rdev = dev->dev_private; struct radeon_connector *radeon_connector = to_radeon_connector(connector); enum drm_connector_status ret = connector_status_disconnected; struct radeon_connector_atom_dig *radeon_dig_connector = radeon_connector->con_priv; struct drm_encoder *encoder = radeon_best_single_encoder(connector); int r; r = pm_runtime_get_sync(connector->dev->dev); if (r < 0) return connector_status_disconnected; if (!force && radeon_check_hpd_status_unchanged(connector)) { ret = connector->status; goto out; } if (radeon_connector->edid) { kfree(radeon_connector->edid); radeon_connector->edid = NULL; } if ((connector->connector_type == DRM_MODE_CONNECTOR_eDP) || (connector->connector_type == DRM_MODE_CONNECTOR_LVDS)) { if (encoder) { struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder); struct drm_display_mode *native_mode = &radeon_encoder->native_mode; /* check if panel is valid */ if (native_mode->hdisplay >= 320 && native_mode->vdisplay >= 240) ret = connector_status_connected; } /* eDP is always DP */ radeon_dig_connector->dp_sink_type = CONNECTOR_OBJECT_ID_DISPLAYPORT; if (!radeon_dig_connector->edp_on) atombios_set_edp_panel_power(connector, ATOM_TRANSMITTER_ACTION_POWER_ON); if (radeon_dp_getdpcd(radeon_connector)) ret = connector_status_connected; if (!radeon_dig_connector->edp_on) atombios_set_edp_panel_power(connector, ATOM_TRANSMITTER_ACTION_POWER_OFF); } else if (radeon_connector_encoder_get_dp_bridge_encoder_id(connector) != ENCODER_OBJECT_ID_NONE) { /* DP bridges are always DP */ radeon_dig_connector->dp_sink_type = CONNECTOR_OBJECT_ID_DISPLAYPORT; /* get the DPCD from the bridge */ radeon_dp_getdpcd(radeon_connector); if (encoder) { /* setup ddc on the bridge */ radeon_atom_ext_encoder_setup_ddc(encoder); /* bridge chips are always aux */ if (radeon_ddc_probe(radeon_connector, true)) /* try DDC */ ret = connector_status_connected; else if (radeon_connector->dac_load_detect) { /* try load detection */ struct drm_encoder_helper_funcs *encoder_funcs = encoder->helper_private; ret = encoder_funcs->detect(encoder, connector); } } } else { radeon_dig_connector->dp_sink_type = radeon_dp_getsinktype(radeon_connector); if (radeon_hpd_sense(rdev, radeon_connector->hpd.hpd)) { ret = connector_status_connected; if (radeon_dig_connector->dp_sink_type == CONNECTOR_OBJECT_ID_DISPLAYPORT) radeon_dp_getdpcd(radeon_connector); } else { if (radeon_dig_connector->dp_sink_type == CONNECTOR_OBJECT_ID_DISPLAYPORT) { if (radeon_dp_getdpcd(radeon_connector)) ret = connector_status_connected; } else { /* try non-aux ddc (DP to DVI/HDMI/etc. adapter) */ if (radeon_ddc_probe(radeon_connector, false)) ret = connector_status_connected; } } } radeon_connector_update_scratch_regs(connector, ret); out: pm_runtime_mark_last_busy(connector->dev->dev); pm_runtime_put_autosuspend(connector->dev->dev); return ret; } static int radeon_dp_mode_valid(struct drm_connector *connector, struct drm_display_mode *mode) { struct radeon_connector *radeon_connector = to_radeon_connector(connector); struct radeon_connector_atom_dig *radeon_dig_connector = radeon_connector->con_priv; /* XXX check mode bandwidth */ if ((connector->connector_type == DRM_MODE_CONNECTOR_eDP) || (connector->connector_type == DRM_MODE_CONNECTOR_LVDS)) { struct drm_encoder *encoder = radeon_best_single_encoder(connector); if ((mode->hdisplay < 320) || (mode->vdisplay < 240)) return MODE_PANEL; if (encoder) { struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder); struct drm_display_mode *native_mode = &radeon_encoder->native_mode; /* AVIVO hardware supports downscaling modes larger than the panel * to the panel size, but I'm not sure this is desirable. */ if ((mode->hdisplay > native_mode->hdisplay) || (mode->vdisplay > native_mode->vdisplay)) return MODE_PANEL; /* if scaling is disabled, block non-native modes */ if (radeon_encoder->rmx_type == RMX_OFF) { if ((mode->hdisplay != native_mode->hdisplay) || (mode->vdisplay != native_mode->vdisplay)) return MODE_PANEL; } } return MODE_OK; } else { if ((radeon_dig_connector->dp_sink_type == CONNECTOR_OBJECT_ID_DISPLAYPORT) || (radeon_dig_connector->dp_sink_type == CONNECTOR_OBJECT_ID_eDP)) return radeon_dp_mode_valid_helper(connector, mode); else return MODE_OK; } } static const struct drm_connector_helper_funcs radeon_dp_connector_helper_funcs = { .get_modes = radeon_dp_get_modes, .mode_valid = radeon_dp_mode_valid, .best_encoder = radeon_dvi_encoder, }; static const struct drm_connector_funcs radeon_dp_connector_funcs = { .dpms = drm_helper_connector_dpms, .detect = radeon_dp_detect, .fill_modes = drm_helper_probe_single_connector_modes, .set_property = radeon_connector_set_property, .destroy = radeon_connector_destroy, .force = radeon_dvi_force, }; static const struct drm_connector_funcs radeon_edp_connector_funcs = { .dpms = drm_helper_connector_dpms, .detect = radeon_dp_detect, .fill_modes = drm_helper_probe_single_connector_modes, .set_property = radeon_lvds_set_property, .destroy = radeon_connector_destroy, .force = radeon_dvi_force, }; static const struct drm_connector_funcs radeon_lvds_bridge_connector_funcs = { .dpms = drm_helper_connector_dpms, .detect = radeon_dp_detect, .fill_modes = drm_helper_probe_single_connector_modes, .set_property = radeon_lvds_set_property, .destroy = radeon_connector_destroy, .force = radeon_dvi_force, }; void radeon_add_atom_connector(struct drm_device *dev, uint32_t connector_id, uint32_t supported_device, int connector_type, struct radeon_i2c_bus_rec *i2c_bus, uint32_t igp_lane_info, uint16_t connector_object_id, struct radeon_hpd *hpd, struct radeon_router *router) { struct radeon_device *rdev = dev->dev_private; struct drm_connector *connector; struct radeon_connector *radeon_connector; struct radeon_connector_atom_dig *radeon_dig_connector; struct drm_encoder *encoder; struct radeon_encoder *radeon_encoder; uint32_t subpixel_order = SubPixelNone; bool shared_ddc = false; bool is_dp_bridge = false; bool has_aux = false; if (connector_type == DRM_MODE_CONNECTOR_Unknown) return; /* if the user selected tv=0 don't try and add the connector */ if (((connector_type == DRM_MODE_CONNECTOR_SVIDEO) || (connector_type == DRM_MODE_CONNECTOR_Composite) || (connector_type == DRM_MODE_CONNECTOR_9PinDIN)) && (radeon_tv == 0)) return; /* see if we already added it */ list_for_each_entry(connector, &dev->mode_config.connector_list, head) { radeon_connector = to_radeon_connector(connector); if (radeon_connector->connector_id == connector_id) { radeon_connector->devices |= supported_device; return; } if (radeon_connector->ddc_bus && i2c_bus->valid) { if (radeon_connector->ddc_bus->rec.i2c_id == i2c_bus->i2c_id) { radeon_connector->shared_ddc = true; shared_ddc = true; } if (radeon_connector->router_bus && router->ddc_valid && (radeon_connector->router.router_id == router->router_id)) { radeon_connector->shared_ddc = false; shared_ddc = false; } } } /* check if it's a dp bridge */ list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) { radeon_encoder = to_radeon_encoder(encoder); if (radeon_encoder->devices & supported_device) { switch (radeon_encoder->encoder_id) { case ENCODER_OBJECT_ID_TRAVIS: case ENCODER_OBJECT_ID_NUTMEG: is_dp_bridge = true; break; default: break; } } } radeon_connector = kzalloc(sizeof(struct radeon_connector), GFP_KERNEL); if (!radeon_connector) return; connector = &radeon_connector->base; radeon_connector->connector_id = connector_id; radeon_connector->devices = supported_device; radeon_connector->shared_ddc = shared_ddc; radeon_connector->connector_object_id = connector_object_id; radeon_connector->hpd = *hpd; radeon_connector->router = *router; if (router->ddc_valid || router->cd_valid) { radeon_connector->router_bus = radeon_i2c_lookup(rdev, &router->i2c_info); if (!radeon_connector->router_bus) DRM_ERROR("Failed to assign router i2c bus! Check dmesg for i2c errors.\n"); } if (is_dp_bridge) { radeon_dig_connector = kzalloc(sizeof(struct radeon_connector_atom_dig), GFP_KERNEL); if (!radeon_dig_connector) goto failed; radeon_dig_connector->igp_lane_info = igp_lane_info; radeon_connector->con_priv = radeon_dig_connector; if (i2c_bus->valid) { radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus); if (radeon_connector->ddc_bus) has_aux = true; else DRM_ERROR("DP: Failed to assign ddc bus! Check dmesg for i2c errors.\n"); } switch (connector_type) { case DRM_MODE_CONNECTOR_VGA: case DRM_MODE_CONNECTOR_DVIA: default: drm_connector_init(dev, &radeon_connector->base, &radeon_dp_connector_funcs, connector_type); drm_connector_helper_add(&radeon_connector->base, &radeon_dp_connector_helper_funcs); connector->interlace_allowed = true; connector->doublescan_allowed = true; radeon_connector->dac_load_detect = true; drm_object_attach_property(&radeon_connector->base.base, rdev->mode_info.load_detect_property, 1); break; case DRM_MODE_CONNECTOR_DVII: case DRM_MODE_CONNECTOR_DVID: case DRM_MODE_CONNECTOR_HDMIA: case DRM_MODE_CONNECTOR_HDMIB: case DRM_MODE_CONNECTOR_DisplayPort: drm_connector_init(dev, &radeon_connector->base, &radeon_dp_connector_funcs, connector_type); drm_connector_helper_add(&radeon_connector->base, &radeon_dp_connector_helper_funcs); drm_object_attach_property(&radeon_connector->base.base, rdev->mode_info.underscan_property, UNDERSCAN_OFF); drm_object_attach_property(&radeon_connector->base.base, rdev->mode_info.underscan_hborder_property, 0); drm_object_attach_property(&radeon_connector->base.base, rdev->mode_info.underscan_vborder_property, 0); drm_object_attach_property(&radeon_connector->base.base, rdev->mode_info.dither_property, RADEON_FMT_DITHER_DISABLE); if (radeon_audio != 0) drm_object_attach_property(&radeon_connector->base.base, rdev->mode_info.audio_property, RADEON_AUDIO_AUTO); subpixel_order = SubPixelHorizontalRGB; connector->interlace_allowed = true; if (connector_type == DRM_MODE_CONNECTOR_HDMIB) connector->doublescan_allowed = true; else connector->doublescan_allowed = false; if (connector_type == DRM_MODE_CONNECTOR_DVII) { radeon_connector->dac_load_detect = true; drm_object_attach_property(&radeon_connector->base.base, rdev->mode_info.load_detect_property, 1); } break; case DRM_MODE_CONNECTOR_LVDS: case DRM_MODE_CONNECTOR_eDP: drm_connector_init(dev, &radeon_connector->base, &radeon_lvds_bridge_connector_funcs, connector_type); drm_connector_helper_add(&radeon_connector->base, &radeon_dp_connector_helper_funcs); drm_object_attach_property(&radeon_connector->base.base, dev->mode_config.scaling_mode_property, DRM_MODE_SCALE_FULLSCREEN); subpixel_order = SubPixelHorizontalRGB; connector->interlace_allowed = false; connector->doublescan_allowed = false; break; } } else { switch (connector_type) { case DRM_MODE_CONNECTOR_VGA: drm_connector_init(dev, &radeon_connector->base, &radeon_vga_connector_funcs, connector_type); drm_connector_helper_add(&radeon_connector->base, &radeon_vga_connector_helper_funcs); if (i2c_bus->valid) { radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus); if (!radeon_connector->ddc_bus) DRM_ERROR("VGA: Failed to assign ddc bus! Check dmesg for i2c errors.\n"); } radeon_connector->dac_load_detect = true; drm_object_attach_property(&radeon_connector->base.base, rdev->mode_info.load_detect_property, 1); /* no HPD on analog connectors */ radeon_connector->hpd.hpd = RADEON_HPD_NONE; connector->polled = DRM_CONNECTOR_POLL_CONNECT; connector->interlace_allowed = true; connector->doublescan_allowed = true; break; case DRM_MODE_CONNECTOR_DVIA: drm_connector_init(dev, &radeon_connector->base, &radeon_vga_connector_funcs, connector_type); drm_connector_helper_add(&radeon_connector->base, &radeon_vga_connector_helper_funcs); if (i2c_bus->valid) { radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus); if (!radeon_connector->ddc_bus) DRM_ERROR("DVIA: Failed to assign ddc bus! Check dmesg for i2c errors.\n"); } radeon_connector->dac_load_detect = true; drm_object_attach_property(&radeon_connector->base.base, rdev->mode_info.load_detect_property, 1); /* no HPD on analog connectors */ radeon_connector->hpd.hpd = RADEON_HPD_NONE; connector->interlace_allowed = true; connector->doublescan_allowed = true; break; case DRM_MODE_CONNECTOR_DVII: case DRM_MODE_CONNECTOR_DVID: radeon_dig_connector = kzalloc(sizeof(struct radeon_connector_atom_dig), GFP_KERNEL); if (!radeon_dig_connector) goto failed; radeon_dig_connector->igp_lane_info = igp_lane_info; radeon_connector->con_priv = radeon_dig_connector; drm_connector_init(dev, &radeon_connector->base, &radeon_dvi_connector_funcs, connector_type); drm_connector_helper_add(&radeon_connector->base, &radeon_dvi_connector_helper_funcs); if (i2c_bus->valid) { radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus); if (!radeon_connector->ddc_bus) DRM_ERROR("DVI: Failed to assign ddc bus! Check dmesg for i2c errors.\n"); } subpixel_order = SubPixelHorizontalRGB; drm_object_attach_property(&radeon_connector->base.base, rdev->mode_info.coherent_mode_property, 1); if (ASIC_IS_AVIVO(rdev)) { drm_object_attach_property(&radeon_connector->base.base, rdev->mode_info.underscan_property, UNDERSCAN_OFF); drm_object_attach_property(&radeon_connector->base.base, rdev->mode_info.underscan_hborder_property, 0); drm_object_attach_property(&radeon_connector->base.base, rdev->mode_info.underscan_vborder_property, 0); } if (ASIC_IS_DCE2(rdev) && (radeon_audio != 0)) { drm_object_attach_property(&radeon_connector->base.base, rdev->mode_info.audio_property, RADEON_AUDIO_AUTO); } if (ASIC_IS_AVIVO(rdev)) { drm_object_attach_property(&radeon_connector->base.base, rdev->mode_info.dither_property, RADEON_FMT_DITHER_DISABLE); } if (connector_type == DRM_MODE_CONNECTOR_DVII) { radeon_connector->dac_load_detect = true; drm_object_attach_property(&radeon_connector->base.base, rdev->mode_info.load_detect_property, 1); } connector->interlace_allowed = true; if (connector_type == DRM_MODE_CONNECTOR_DVII) connector->doublescan_allowed = true; else connector->doublescan_allowed = false; break; case DRM_MODE_CONNECTOR_HDMIA: case DRM_MODE_CONNECTOR_HDMIB: radeon_dig_connector = kzalloc(sizeof(struct radeon_connector_atom_dig), GFP_KERNEL); if (!radeon_dig_connector) goto failed; radeon_dig_connector->igp_lane_info = igp_lane_info; radeon_connector->con_priv = radeon_dig_connector; drm_connector_init(dev, &radeon_connector->base, &radeon_dvi_connector_funcs, connector_type); drm_connector_helper_add(&radeon_connector->base, &radeon_dvi_connector_helper_funcs); if (i2c_bus->valid) { radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus); if (!radeon_connector->ddc_bus) DRM_ERROR("HDMI: Failed to assign ddc bus! Check dmesg for i2c errors.\n"); } drm_object_attach_property(&radeon_connector->base.base, rdev->mode_info.coherent_mode_property, 1); if (ASIC_IS_AVIVO(rdev)) { drm_object_attach_property(&radeon_connector->base.base, rdev->mode_info.underscan_property, UNDERSCAN_OFF); drm_object_attach_property(&radeon_connector->base.base, rdev->mode_info.underscan_hborder_property, 0); drm_object_attach_property(&radeon_connector->base.base, rdev->mode_info.underscan_vborder_property, 0); } if (ASIC_IS_DCE2(rdev) && (radeon_audio != 0)) { drm_object_attach_property(&radeon_connector->base.base, rdev->mode_info.audio_property, RADEON_AUDIO_AUTO); } if (ASIC_IS_AVIVO(rdev)) { drm_object_attach_property(&radeon_connector->base.base, rdev->mode_info.dither_property, RADEON_FMT_DITHER_DISABLE); } subpixel_order = SubPixelHorizontalRGB; connector->interlace_allowed = true; if (connector_type == DRM_MODE_CONNECTOR_HDMIB) connector->doublescan_allowed = true; else connector->doublescan_allowed = false; break; case DRM_MODE_CONNECTOR_DisplayPort: radeon_dig_connector = kzalloc(sizeof(struct radeon_connector_atom_dig), GFP_KERNEL); if (!radeon_dig_connector) goto failed; radeon_dig_connector->igp_lane_info = igp_lane_info; radeon_connector->con_priv = radeon_dig_connector; drm_connector_init(dev, &radeon_connector->base, &radeon_dp_connector_funcs, connector_type); drm_connector_helper_add(&radeon_connector->base, &radeon_dp_connector_helper_funcs); if (i2c_bus->valid) { radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus); if (radeon_connector->ddc_bus) has_aux = true; else DRM_ERROR("DP: Failed to assign ddc bus! Check dmesg for i2c errors.\n"); } subpixel_order = SubPixelHorizontalRGB; drm_object_attach_property(&radeon_connector->base.base, rdev->mode_info.coherent_mode_property, 1); if (ASIC_IS_AVIVO(rdev)) { drm_object_attach_property(&radeon_connector->base.base, rdev->mode_info.underscan_property, UNDERSCAN_OFF); drm_object_attach_property(&radeon_connector->base.base, rdev->mode_info.underscan_hborder_property, 0); drm_object_attach_property(&radeon_connector->base.base, rdev->mode_info.underscan_vborder_property, 0); } if (ASIC_IS_DCE2(rdev) && (radeon_audio != 0)) { drm_object_attach_property(&radeon_connector->base.base, rdev->mode_info.audio_property, RADEON_AUDIO_AUTO); } if (ASIC_IS_AVIVO(rdev)) { drm_object_attach_property(&radeon_connector->base.base, rdev->mode_info.dither_property, RADEON_FMT_DITHER_DISABLE); } connector->interlace_allowed = true; /* in theory with a DP to VGA converter... */ connector->doublescan_allowed = false; break; case DRM_MODE_CONNECTOR_eDP: radeon_dig_connector = kzalloc(sizeof(struct radeon_connector_atom_dig), GFP_KERNEL); if (!radeon_dig_connector) goto failed; radeon_dig_connector->igp_lane_info = igp_lane_info; radeon_connector->con_priv = radeon_dig_connector; drm_connector_init(dev, &radeon_connector->base, &radeon_edp_connector_funcs, connector_type); drm_connector_helper_add(&radeon_connector->base, &radeon_dp_connector_helper_funcs); if (i2c_bus->valid) { radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus); if (radeon_connector->ddc_bus) has_aux = true; else DRM_ERROR("DP: Failed to assign ddc bus! Check dmesg for i2c errors.\n"); } drm_object_attach_property(&radeon_connector->base.base, dev->mode_config.scaling_mode_property, DRM_MODE_SCALE_FULLSCREEN); subpixel_order = SubPixelHorizontalRGB; connector->interlace_allowed = false; connector->doublescan_allowed = false; break; case DRM_MODE_CONNECTOR_SVIDEO: case DRM_MODE_CONNECTOR_Composite: case DRM_MODE_CONNECTOR_9PinDIN: drm_connector_init(dev, &radeon_connector->base, &radeon_tv_connector_funcs, connector_type); drm_connector_helper_add(&radeon_connector->base, &radeon_tv_connector_helper_funcs); radeon_connector->dac_load_detect = true; drm_object_attach_property(&radeon_connector->base.base, rdev->mode_info.load_detect_property, 1); drm_object_attach_property(&radeon_connector->base.base, rdev->mode_info.tv_std_property, radeon_atombios_get_tv_info(rdev)); /* no HPD on analog connectors */ radeon_connector->hpd.hpd = RADEON_HPD_NONE; connector->interlace_allowed = false; connector->doublescan_allowed = false; break; case DRM_MODE_CONNECTOR_LVDS: radeon_dig_connector = kzalloc(sizeof(struct radeon_connector_atom_dig), GFP_KERNEL); if (!radeon_dig_connector) goto failed; radeon_dig_connector->igp_lane_info = igp_lane_info; radeon_connector->con_priv = radeon_dig_connector; drm_connector_init(dev, &radeon_connector->base, &radeon_lvds_connector_funcs, connector_type); drm_connector_helper_add(&radeon_connector->base, &radeon_lvds_connector_helper_funcs); if (i2c_bus->valid) { radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus); if (!radeon_connector->ddc_bus) DRM_ERROR("LVDS: Failed to assign ddc bus! Check dmesg for i2c errors.\n"); } drm_object_attach_property(&radeon_connector->base.base, dev->mode_config.scaling_mode_property, DRM_MODE_SCALE_FULLSCREEN); subpixel_order = SubPixelHorizontalRGB; connector->interlace_allowed = false; connector->doublescan_allowed = false; break; } } if (radeon_connector->hpd.hpd == RADEON_HPD_NONE) { if (i2c_bus->valid) connector->polled = DRM_CONNECTOR_POLL_CONNECT; } else connector->polled = DRM_CONNECTOR_POLL_HPD; connector->display_info.subpixel_order = subpixel_order; drm_sysfs_connector_add(connector); if (has_aux) radeon_dp_aux_init(radeon_connector); return; failed: drm_connector_cleanup(connector); kfree(connector); } void radeon_add_legacy_connector(struct drm_device *dev, uint32_t connector_id, uint32_t supported_device, int connector_type, struct radeon_i2c_bus_rec *i2c_bus, uint16_t connector_object_id, struct radeon_hpd *hpd) { struct radeon_device *rdev = dev->dev_private; struct drm_connector *connector; struct radeon_connector *radeon_connector; uint32_t subpixel_order = SubPixelNone; if (connector_type == DRM_MODE_CONNECTOR_Unknown) return; /* if the user selected tv=0 don't try and add the connector */ if (((connector_type == DRM_MODE_CONNECTOR_SVIDEO) || (connector_type == DRM_MODE_CONNECTOR_Composite) || (connector_type == DRM_MODE_CONNECTOR_9PinDIN)) && (radeon_tv == 0)) return; /* see if we already added it */ list_for_each_entry(connector, &dev->mode_config.connector_list, head) { radeon_connector = to_radeon_connector(connector); if (radeon_connector->connector_id == connector_id) { radeon_connector->devices |= supported_device; return; } } radeon_connector = kzalloc(sizeof(struct radeon_connector), GFP_KERNEL); if (!radeon_connector) return; connector = &radeon_connector->base; radeon_connector->connector_id = connector_id; radeon_connector->devices = supported_device; radeon_connector->connector_object_id = connector_object_id; radeon_connector->hpd = *hpd; switch (connector_type) { case DRM_MODE_CONNECTOR_VGA: drm_connector_init(dev, &radeon_connector->base, &radeon_vga_connector_funcs, connector_type); drm_connector_helper_add(&radeon_connector->base, &radeon_vga_connector_helper_funcs); if (i2c_bus->valid) { radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus); if (!radeon_connector->ddc_bus) DRM_ERROR("VGA: Failed to assign ddc bus! Check dmesg for i2c errors.\n"); } radeon_connector->dac_load_detect = true; drm_object_attach_property(&radeon_connector->base.base, rdev->mode_info.load_detect_property, 1); /* no HPD on analog connectors */ radeon_connector->hpd.hpd = RADEON_HPD_NONE; connector->polled = DRM_CONNECTOR_POLL_CONNECT; connector->interlace_allowed = true; connector->doublescan_allowed = true; break; case DRM_MODE_CONNECTOR_DVIA: drm_connector_init(dev, &radeon_connector->base, &radeon_vga_connector_funcs, connector_type); drm_connector_helper_add(&radeon_connector->base, &radeon_vga_connector_helper_funcs); if (i2c_bus->valid) { radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus); if (!radeon_connector->ddc_bus) DRM_ERROR("DVIA: Failed to assign ddc bus! Check dmesg for i2c errors.\n"); } radeon_connector->dac_load_detect = true; drm_object_attach_property(&radeon_connector->base.base, rdev->mode_info.load_detect_property, 1); /* no HPD on analog connectors */ radeon_connector->hpd.hpd = RADEON_HPD_NONE; connector->interlace_allowed = true; connector->doublescan_allowed = true; break; case DRM_MODE_CONNECTOR_DVII: case DRM_MODE_CONNECTOR_DVID: drm_connector_init(dev, &radeon_connector->base, &radeon_dvi_connector_funcs, connector_type); drm_connector_helper_add(&radeon_connector->base, &radeon_dvi_connector_helper_funcs); if (i2c_bus->valid) { radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus); if (!radeon_connector->ddc_bus) DRM_ERROR("DVI: Failed to assign ddc bus! Check dmesg for i2c errors.\n"); } if (connector_type == DRM_MODE_CONNECTOR_DVII) { radeon_connector->dac_load_detect = true; drm_object_attach_property(&radeon_connector->base.base, rdev->mode_info.load_detect_property, 1); } subpixel_order = SubPixelHorizontalRGB; connector->interlace_allowed = true; if (connector_type == DRM_MODE_CONNECTOR_DVII) connector->doublescan_allowed = true; else connector->doublescan_allowed = false; break; case DRM_MODE_CONNECTOR_SVIDEO: case DRM_MODE_CONNECTOR_Composite: case DRM_MODE_CONNECTOR_9PinDIN: drm_connector_init(dev, &radeon_connector->base, &radeon_tv_connector_funcs, connector_type); drm_connector_helper_add(&radeon_connector->base, &radeon_tv_connector_helper_funcs); radeon_connector->dac_load_detect = true; /* RS400,RC410,RS480 chipset seems to report a lot * of false positive on load detect, we haven't yet * found a way to make load detect reliable on those * chipset, thus just disable it for TV. */ if (rdev->family == CHIP_RS400 || rdev->family == CHIP_RS480) radeon_connector->dac_load_detect = false; drm_object_attach_property(&radeon_connector->base.base, rdev->mode_info.load_detect_property, radeon_connector->dac_load_detect); drm_object_attach_property(&radeon_connector->base.base, rdev->mode_info.tv_std_property, radeon_combios_get_tv_info(rdev)); /* no HPD on analog connectors */ radeon_connector->hpd.hpd = RADEON_HPD_NONE; connector->interlace_allowed = false; connector->doublescan_allowed = false; break; case DRM_MODE_CONNECTOR_LVDS: drm_connector_init(dev, &radeon_connector->base, &radeon_lvds_connector_funcs, connector_type); drm_connector_helper_add(&radeon_connector->base, &radeon_lvds_connector_helper_funcs); if (i2c_bus->valid) { radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus); if (!radeon_connector->ddc_bus) DRM_ERROR("LVDS: Failed to assign ddc bus! Check dmesg for i2c errors.\n"); } drm_object_attach_property(&radeon_connector->base.base, dev->mode_config.scaling_mode_property, DRM_MODE_SCALE_FULLSCREEN); subpixel_order = SubPixelHorizontalRGB; connector->interlace_allowed = false; connector->doublescan_allowed = false; break; } if (radeon_connector->hpd.hpd == RADEON_HPD_NONE) { if (i2c_bus->valid) connector->polled = DRM_CONNECTOR_POLL_CONNECT; } else connector->polled = DRM_CONNECTOR_POLL_HPD; connector->display_info.subpixel_order = subpixel_order; drm_sysfs_connector_add(connector); }