WebSVN – Kolibri OS – Diff – /drivers/video/drm/radeon/radeon_connectors.c


/*
 * 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 "drmP.h"
#include "drm_edid.h"
#include "drm_crtc_helper.h"
#include "drm_fb_helper.h"
#include "radeon_drm.h"
#include "radeon.h"
#include "atom.h"
 
extern void
radeon_combios_connected_scratch_regs(struct drm_connector *connector,
				      struct drm_encoder *encoder,
				      bool connected);
extern void
radeon_atombios_connected_scratch_regs(struct drm_connector *connector,
				       struct drm_encoder *encoder,
				       bool connected);
 
extern void
radeon_legacy_backlight_init(struct radeon_encoder *radeon_encoder,
			     struct drm_connector *drm_connector);
 
bool radeon_connector_encoder_is_dp_bridge(struct drm_connector *connector);
 
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);
 
	/* powering up/down the eDP panel generates hpd events which
	 * can interfere with modesetting.
	 */
	if (connector->connector_type == DRM_MODE_CONNECTOR_eDP)
		return;
 
	/* pre-r600 did not always have the hpd pins mapped accurately to connectors */
	if (rdev->family >= CHIP_R600) {
		if (radeon_hpd_sense(rdev, radeon_connector->hpd.hpd))
			drm_helper_connector_dpms(connector, DRM_MODE_DPMS_ON);
		else
			drm_helper_connector_dpms(connector, DRM_MODE_DPMS_OFF);
			}
}
 
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->fb);
	}
}
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);
 
	}
}
 
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;
}
 
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);
	}
}
 
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.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;
}
 
/*
 * Some integrated ATI Radeon chipset implementations (e. g.
 * Asus M2A-VM HDMI) may indicate the availability of a DDC,
 * even when there's no monitor connected. For these connectors
 * following DDC probe extension will be applied: check also for the
 * availability of EDID with at least a correct EDID header. Only then,
 * DDC is assumed to be available. This prevents drm_get_edid() and
 * drm_edid_block_valid() from periodically dumping data and kernel
 * errors into the logs and onto the terminal.
 */
static bool radeon_connector_needs_extended_probe(struct radeon_device *dev,
				     uint32_t supported_device,
				     int connector_type)
{
	/* Asus M2A-VM HDMI board sends data to i2c bus even,
	 * if HDMI add-on card is not plugged in or HDMI is disabled in
	 * BIOS. Valid DDC can only be assumed, if also a valid EDID header
	 * can be retrieved via i2c bus during DDC probe */
	if ((dev->pdev->device == 0x791e) &&
	    (dev->pdev->subsystem_vendor == 0x1043) &&
	    (dev->pdev->subsystem_device == 0x826d)) {
		if ((connector_type == DRM_MODE_CONNECTOR_HDMIA) &&
		    (supported_device == ATOM_DEVICE_DFP2_SUPPORT))
			return true;
	}
	/* ECS A740GM-M with ATI RADEON 2100 sends data to i2c bus
	 * for a DVI connector that is not implemented */
	if ((dev->pdev->device == 0x796e) &&
	    (dev->pdev->subsystem_vendor == 0x1019) &&
	    (dev->pdev->subsystem_device == 0x2615)) {
		if ((connector_type == DRM_MODE_CONNECTOR_DVID) &&
		    (supported_device == ATOM_DEVICE_DFP2_SUPPORT))
			return true;
	}
 
	/* Default: no EDID header probe required for DDC probing */
	return false;
}
 
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;
 
	/* Try to get native mode details from EDID if necessary */
	if (!native_mode->clock) {
		struct drm_display_mode *t, *mode;
 
		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;
 
	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);
	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;
}
 
 
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,
};
 
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;
 
	encoder = radeon_best_single_encoder(connector);
	if (!encoder)
		ret = connector_status_disconnected;
 
	if (radeon_connector->ddc_bus)
		dret = radeon_ddc_probe(radeon_connector,
					radeon_connector->requires_extended_probe);
	if (dret) {
		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)
			return connector->status;
 
		if (radeon_connector->dac_load_detect && encoder) {
			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, 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);
	return ret;
}
 
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,
};
 
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;
 
	if (!radeon_connector->dac_load_detect)
		return ret;
 
	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);
	return ret;
}
 
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,
};
 
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;
}
 
/*
 * 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;
	enum drm_connector_status ret = connector_status_disconnected;
	bool dret = false;
 
	if (radeon_connector->ddc_bus)
		dret = radeon_ddc_probe(radeon_connector,
					radeon_connector->requires_extended_probe);
	if (dret) {
		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 {
			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;
 
	if (!force) {
		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);
 
			encoder_funcs = encoder->helper_private;
			if (encoder_funcs->detect) {
				if (ret != connector_status_connected) {
				ret = encoder_funcs->detect(encoder, connector);
				if (ret == 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.
	 */
	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;
	}
 
out:
	/* updated in get modes as well since we need to know if it's analog or digital */
	radeon_connector_update_scratch_regs(connector, ret);
	return ret;
}
 
/* okay need to be smart in here about which encoder to pick */
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_DCE3(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;
}
 
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,
};
 
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 void radeon_dp_connector_destroy(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;
 
	if (radeon_connector->edid)
		kfree(radeon_connector->edid);
	if (radeon_dig_connector->dp_i2c_bus)
		radeon_i2c_destroy(radeon_dig_connector->dp_i2c_bus);
	kfree(radeon_connector->con_priv);
	drm_sysfs_connector_remove(connector);
	drm_connector_cleanup(connector);
	kfree(connector);
}
 
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 (!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);
 
		if (ret > 0) {
			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);
	}
	} else {
		/* need to setup ddc on the bridge */
		if (radeon_connector_encoder_is_dp_bridge(connector)) {
			if (encoder)
				radeon_atom_ext_encoder_setup_ddc(encoder);
		}
		ret = radeon_ddc_get_modes(radeon_connector);
	}
 
	return ret;
}
 
bool radeon_connector_encoder_is_dp_bridge(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);
 
		switch (radeon_encoder->encoder_id) {
		case ENCODER_OBJECT_ID_TRAVIS:
		case ENCODER_OBJECT_ID_NUTMEG:
			found = true;
			break;
		default:
			break;
		}
	}
 
	return found;
}
 
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.dp_extclk >= 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);
 
	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 {
		/* need to setup ddc on the bridge */
		if (radeon_connector_encoder_is_dp_bridge(connector)) {
			if (encoder)
				radeon_atom_ext_encoder_setup_ddc(encoder);
		}
		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 {
				if (radeon_ddc_probe(radeon_connector,
						     radeon_connector->requires_extended_probe))
			ret = connector_status_connected;
		}
	}
 
		if ((ret == connector_status_disconnected) &&
		    radeon_connector->dac_load_detect) {
			struct drm_encoder *encoder = radeon_best_single_encoder(connector);
			struct drm_encoder_helper_funcs *encoder_funcs;
			if (encoder) {
				encoder_funcs = encoder->helper_private;
				ret = encoder_funcs->detect(encoder, connector);
			}
		}
	}
 
	radeon_connector_update_scratch_regs(connector, ret);
	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;
	}
}
 
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,
};
 
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_dp_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;
 
	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->requires_extended_probe =
		radeon_connector_needs_extended_probe(rdev, supported_device,
							connector_type);
	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;
		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) {
			/* add DP i2c bus */
			if (connector_type == DRM_MODE_CONNECTOR_eDP)
				radeon_dig_connector->dp_i2c_bus = radeon_i2c_create_dp(dev, i2c_bus, "eDP-auxch");
			else
				radeon_dig_connector->dp_i2c_bus = radeon_i2c_create_dp(dev, i2c_bus, "DP-auxch");
			if (!radeon_dig_connector->dp_i2c_bus)
				DRM_ERROR("DP: Failed to assign dp ddc bus! Check dmesg for i2c errors.\n");
			radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
			if (!radeon_connector->ddc_bus)
				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:
			connector->interlace_allowed = true;
			connector->doublescan_allowed = true;
			radeon_connector->dac_load_detect = true;
			drm_connector_attach_property(&radeon_connector->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_attach_property(&radeon_connector->base,
						      rdev->mode_info.underscan_property,
						      UNDERSCAN_OFF);
			drm_connector_attach_property(&radeon_connector->base,
						      rdev->mode_info.underscan_hborder_property,
						      0);
			drm_connector_attach_property(&radeon_connector->base,
						      rdev->mode_info.underscan_vborder_property,
						      0);
			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_connector_attach_property(&radeon_connector->base,
							      rdev->mode_info.load_detect_property,
							      1);
			}
			break;
		case DRM_MODE_CONNECTOR_LVDS:
		case DRM_MODE_CONNECTOR_eDP:
			drm_connector_attach_property(&radeon_connector->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_connector_attach_property(&radeon_connector->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_connector_attach_property(&radeon_connector->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_connector_attach_property(&radeon_connector->base,
					      rdev->mode_info.coherent_mode_property,
					      1);
		if (ASIC_IS_AVIVO(rdev)) {
			drm_connector_attach_property(&radeon_connector->base,
						      rdev->mode_info.underscan_property,
						      UNDERSCAN_OFF);
			drm_connector_attach_property(&radeon_connector->base,
						      rdev->mode_info.underscan_hborder_property,
						      0);
			drm_connector_attach_property(&radeon_connector->base,
						      rdev->mode_info.underscan_vborder_property,
						      0);
		}
		if (connector_type == DRM_MODE_CONNECTOR_DVII) {
		radeon_connector->dac_load_detect = true;
		drm_connector_attach_property(&radeon_connector->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_connector_attach_property(&radeon_connector->base,
					      rdev->mode_info.coherent_mode_property,
					      1);
		if (ASIC_IS_AVIVO(rdev)) {
			drm_connector_attach_property(&radeon_connector->base,
						      rdev->mode_info.underscan_property,
						      UNDERSCAN_OFF);
			drm_connector_attach_property(&radeon_connector->base,
						      rdev->mode_info.underscan_hborder_property,
						      0);
			drm_connector_attach_property(&radeon_connector->base,
						      rdev->mode_info.underscan_vborder_property,
						      0);
		}
		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) {
			/* add DP i2c bus */
			radeon_dig_connector->dp_i2c_bus = radeon_i2c_create_dp(dev, i2c_bus, "DP-auxch");
			if (!radeon_dig_connector->dp_i2c_bus)
				DRM_ERROR("DP: Failed to assign dp ddc bus! Check dmesg for i2c errors.\n");
			radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
			if (!radeon_connector->ddc_bus)
				DRM_ERROR("DP: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
		}
		subpixel_order = SubPixelHorizontalRGB;
		drm_connector_attach_property(&radeon_connector->base,
					      rdev->mode_info.coherent_mode_property,
					      1);
		if (ASIC_IS_AVIVO(rdev)) {
			drm_connector_attach_property(&radeon_connector->base,
						      rdev->mode_info.underscan_property,
						      UNDERSCAN_OFF);
			drm_connector_attach_property(&radeon_connector->base,
						      rdev->mode_info.underscan_hborder_property,
						      0);
			drm_connector_attach_property(&radeon_connector->base,
						      rdev->mode_info.underscan_vborder_property,
						      0);
		}
		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_dp_connector_funcs, connector_type);
			drm_connector_helper_add(&radeon_connector->base, &radeon_dp_connector_helper_funcs);
			if (i2c_bus->valid) {
				/* add DP i2c bus */
				radeon_dig_connector->dp_i2c_bus = radeon_i2c_create_dp(dev, i2c_bus, "eDP-auxch");
				if (!radeon_dig_connector->dp_i2c_bus)
					DRM_ERROR("DP: Failed to assign dp ddc bus! Check dmesg for i2c errors.\n");
				radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
				if (!radeon_connector->ddc_bus)
					DRM_ERROR("DP: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
			}
			drm_connector_attach_property(&radeon_connector->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_connector_attach_property(&radeon_connector->base,
					      rdev->mode_info.load_detect_property,
					      1);
			drm_connector_attach_property(&radeon_connector->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_connector_attach_property(&radeon_connector->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);
	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;
	radeon_connector->requires_extended_probe =
		radeon_connector_needs_extended_probe(rdev, supported_device,
							connector_type);
	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_connector_attach_property(&radeon_connector->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_connector_attach_property(&radeon_connector->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_connector_attach_property(&radeon_connector->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_connector_attach_property(&radeon_connector->base,
						      rdev->mode_info.load_detect_property,
						      radeon_connector->dac_load_detect);
			drm_connector_attach_property(&radeon_connector->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_connector_attach_property(&radeon_connector->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 (connector_type == DRM_MODE_CONNECTOR_LVDS) {
		struct drm_encoder *drm_encoder;
 
		list_for_each_entry(drm_encoder, &dev->mode_config.encoder_list, head) {
			struct radeon_encoder *radeon_encoder;
 
			radeon_encoder = to_radeon_encoder(drm_encoder);
			if (radeon_encoder->encoder_id == ENCODER_OBJECT_ID_INTERNAL_LVDS)
				radeon_legacy_backlight_init(radeon_encoder, connector);
		}
	}
}

Rev 2005	Rev 2160
1	/*	1	/*
2	* Copyright 2007-8 Advanced Micro Devices, Inc.	2	* Copyright 2007-8 Advanced Micro Devices, Inc.
3	* Copyright 2008 Red Hat Inc.	3	* Copyright 2008 Red Hat Inc.
4	*	4	*
5	* Permission is hereby granted, free of charge, to any person obtaining a	5	* Permission is hereby granted, free of charge, to any person obtaining a
6	* copy of this software and associated documentation files (the "Software"),	6	* copy of this software and associated documentation files (the "Software"),
7	* to deal in the Software without restriction, including without limitation	7	* to deal in the Software without restriction, including without limitation
8	* the rights to use, copy, modify, merge, publish, distribute, sublicense,	8	* the rights to use, copy, modify, merge, publish, distribute, sublicense,
9	* and/or sell copies of the Software, and to permit persons to whom the	9	* and/or sell copies of the Software, and to permit persons to whom the
10	* Software is furnished to do so, subject to the following conditions:	10	* Software is furnished to do so, subject to the following conditions:
11	*	11	*
12	* The above copyright notice and this permission notice shall be included in	12	* The above copyright notice and this permission notice shall be included in
13	* all copies or substantial portions of the Software.	13	* all copies or substantial portions of the Software.
14	*	14	*
15	* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR	15	* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
16	* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,	16	* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
17	* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL	17	* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
18	* THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR	18	* THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
19	* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,	19	* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
20	* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR	20	* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
21	* OTHER DEALINGS IN THE SOFTWARE.	21	* OTHER DEALINGS IN THE SOFTWARE.
22	*	22	*
23	* Authors: Dave Airlie	23	* Authors: Dave Airlie
24	* Alex Deucher	24	* Alex Deucher
25	*/	25	*/
26	#include "drmP.h"	26	#include "drmP.h"
27	#include "drm_edid.h"	27	#include "drm_edid.h"
28	#include "drm_crtc_helper.h"	28	#include "drm_crtc_helper.h"
29	#include "drm_fb_helper.h"	29	#include "drm_fb_helper.h"
30	#include "radeon_drm.h"	30	#include "radeon_drm.h"
31	#include "radeon.h"	31	#include "radeon.h"
32	#include "atom.h"	32	#include "atom.h"
33		33
34	extern void	34	extern void
35	radeon_combios_connected_scratch_regs(struct drm_connector *connector,	35	radeon_combios_connected_scratch_regs(struct drm_connector *connector,
36	struct drm_encoder *encoder,	36	struct drm_encoder *encoder,
37	bool connected);	37	bool connected);
38	extern void	38	extern void
39	radeon_atombios_connected_scratch_regs(struct drm_connector *connector,	39	radeon_atombios_connected_scratch_regs(struct drm_connector *connector,
40	struct drm_encoder *encoder,	40	struct drm_encoder *encoder,
41	bool connected);	41	bool connected);
42		42
43	extern void	43	extern void
44	radeon_legacy_backlight_init(struct radeon_encoder *radeon_encoder,	44	radeon_legacy_backlight_init(struct radeon_encoder *radeon_encoder,
45	struct drm_connector *drm_connector);	45	struct drm_connector *drm_connector);
46		46
47	bool radeon_connector_encoder_is_dp_bridge(struct drm_connector *connector);	47	bool radeon_connector_encoder_is_dp_bridge(struct drm_connector *connector);
48		48
49	void radeon_connector_hotplug(struct drm_connector *connector)	49	void radeon_connector_hotplug(struct drm_connector *connector)
50	{	50	{
51	struct drm_device *dev = connector->dev;	51	struct drm_device *dev = connector->dev;
52	struct radeon_device *rdev = dev->dev_private;	52	struct radeon_device *rdev = dev->dev_private;
53	struct radeon_connector *radeon_connector = to_radeon_connector(connector);	53	struct radeon_connector *radeon_connector = to_radeon_connector(connector);
54		54
55	/* bail if the connector does not have hpd pin, e.g.,	55	/* bail if the connector does not have hpd pin, e.g.,
56	* VGA, TV, etc.	56	* VGA, TV, etc.
57	*/	57	*/
58	if (radeon_connector->hpd.hpd == RADEON_HPD_NONE)	58	if (radeon_connector->hpd.hpd == RADEON_HPD_NONE)
59	return;	59	return;
60		60
61	radeon_hpd_set_polarity(rdev, radeon_connector->hpd.hpd);	61	radeon_hpd_set_polarity(rdev, radeon_connector->hpd.hpd);
62		62
63	/* powering up/down the eDP panel generates hpd events which	63	/* powering up/down the eDP panel generates hpd events which
64	* can interfere with modesetting.	64	* can interfere with modesetting.
65	*/	65	*/
66	if (connector->connector_type == DRM_MODE_CONNECTOR_eDP)	66	if (connector->connector_type == DRM_MODE_CONNECTOR_eDP)
67	return;	67	return;
68		68
69	/* pre-r600 did not always have the hpd pins mapped accurately to connectors */	69	/* pre-r600 did not always have the hpd pins mapped accurately to connectors */
70	if (rdev->family >= CHIP_R600) {	70	if (rdev->family >= CHIP_R600) {
71	if (radeon_hpd_sense(rdev, radeon_connector->hpd.hpd))	71	if (radeon_hpd_sense(rdev, radeon_connector->hpd.hpd))
72	drm_helper_connector_dpms(connector, DRM_MODE_DPMS_ON);	72	drm_helper_connector_dpms(connector, DRM_MODE_DPMS_ON);
73	else	73	else
74	drm_helper_connector_dpms(connector, DRM_MODE_DPMS_OFF);	74	drm_helper_connector_dpms(connector, DRM_MODE_DPMS_OFF);
75	}	75	}
76	}	76	}
77		77
78	static void radeon_property_change_mode(struct drm_encoder *encoder)	78	static void radeon_property_change_mode(struct drm_encoder *encoder)
79	{	79	{
80	struct drm_crtc *crtc = encoder->crtc;	80	struct drm_crtc *crtc = encoder->crtc;
81		81
82	if (crtc && crtc->enabled) {	82	if (crtc && crtc->enabled) {
83	drm_crtc_helper_set_mode(crtc, &crtc->mode,	83	drm_crtc_helper_set_mode(crtc, &crtc->mode,
84	crtc->x, crtc->y, crtc->fb);	84	crtc->x, crtc->y, crtc->fb);
85	}	85	}
86	}	86	}
87	static void	87	static void
88	radeon_connector_update_scratch_regs(struct drm_connector *connector, enum drm_connector_status status)	88	radeon_connector_update_scratch_regs(struct drm_connector *connector, enum drm_connector_status status)
89	{	89	{
90	struct drm_device *dev = connector->dev;	90	struct drm_device *dev = connector->dev;
91	struct radeon_device *rdev = dev->dev_private;	91	struct radeon_device *rdev = dev->dev_private;
92	struct drm_encoder *best_encoder = NULL;	92	struct drm_encoder *best_encoder = NULL;
93	struct drm_encoder *encoder = NULL;	93	struct drm_encoder *encoder = NULL;
94	struct drm_connector_helper_funcs *connector_funcs = connector->helper_private;	94	struct drm_connector_helper_funcs *connector_funcs = connector->helper_private;
95	struct drm_mode_object *obj;	95	struct drm_mode_object *obj;
96	bool connected;	96	bool connected;
97	int i;	97	int i;
98		98
99	best_encoder = connector_funcs->best_encoder(connector);	99	best_encoder = connector_funcs->best_encoder(connector);
100		100
101	for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) {	101	for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) {
102	if (connector->encoder_ids[i] == 0)	102	if (connector->encoder_ids[i] == 0)
103	break;	103	break;
104		104
105	obj = drm_mode_object_find(connector->dev,	105	obj = drm_mode_object_find(connector->dev,
106	connector->encoder_ids[i],	106	connector->encoder_ids[i],
107	DRM_MODE_OBJECT_ENCODER);	107	DRM_MODE_OBJECT_ENCODER);
108	if (!obj)	108	if (!obj)
109	continue;	109	continue;
110		110
111	encoder = obj_to_encoder(obj);	111	encoder = obj_to_encoder(obj);
112		112
113	if ((encoder == best_encoder) && (status == connector_status_connected))	113	if ((encoder == best_encoder) && (status == connector_status_connected))
114	connected = true;	114	connected = true;
115	else	115	else
116	connected = false;	116	connected = false;
117		117
118	if (rdev->is_atom_bios)	118	if (rdev->is_atom_bios)
119	radeon_atombios_connected_scratch_regs(connector, encoder, connected);	119	radeon_atombios_connected_scratch_regs(connector, encoder, connected);
120	else	120	else
121	radeon_combios_connected_scratch_regs(connector, encoder, connected);	121	radeon_combios_connected_scratch_regs(connector, encoder, connected);
122		122
123	}	123	}
124	}	124	}
125		125
126	struct drm_encoder radeon_find_encoder(struct drm_connector connector, int encoder_type)	126	struct drm_encoder radeon_find_encoder(struct drm_connector connector, int encoder_type)
127	{	127	{
128	struct drm_mode_object *obj;	128	struct drm_mode_object *obj;
129	struct drm_encoder *encoder;	129	struct drm_encoder *encoder;
130	int i;	130	int i;
131		131
132	for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) {	132	for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) {
133	if (connector->encoder_ids[i] == 0)	133	if (connector->encoder_ids[i] == 0)
134	break;	134	break;
135		135
136	obj = drm_mode_object_find(connector->dev, connector->encoder_ids[i], DRM_MODE_OBJECT_ENCODER);	136	obj = drm_mode_object_find(connector->dev, connector->encoder_ids[i], DRM_MODE_OBJECT_ENCODER);
137	if (!obj)	137	if (!obj)
138	continue;	138	continue;
139		139
140	encoder = obj_to_encoder(obj);	140	encoder = obj_to_encoder(obj);
141	if (encoder->encoder_type == encoder_type)	141	if (encoder->encoder_type == encoder_type)
142	return encoder;	142	return encoder;
143	}	143	}
144	return NULL;	144	return NULL;
145	}	145	}
146		146
147	struct drm_encoder radeon_best_single_encoder(struct drm_connector connector)	147	struct drm_encoder radeon_best_single_encoder(struct drm_connector connector)
148	{	148	{
149	int enc_id = connector->encoder_ids[0];	149	int enc_id = connector->encoder_ids[0];
150	struct drm_mode_object *obj;	150	struct drm_mode_object *obj;
151	struct drm_encoder *encoder;	151	struct drm_encoder *encoder;
152		152
153	/* pick the encoder ids */	153	/* pick the encoder ids */
154	if (enc_id) {	154	if (enc_id) {
155	obj = drm_mode_object_find(connector->dev, enc_id, DRM_MODE_OBJECT_ENCODER);	155	obj = drm_mode_object_find(connector->dev, enc_id, DRM_MODE_OBJECT_ENCODER);
156	if (!obj)	156	if (!obj)
157	return NULL;	157	return NULL;
158	encoder = obj_to_encoder(obj);	158	encoder = obj_to_encoder(obj);
159	return encoder;	159	return encoder;
160	}	160	}
161	return NULL;	161	return NULL;
162	}	162	}
163		163
164	/*	164	/*
165	* radeon_connector_analog_encoder_conflict_solve	165	* radeon_connector_analog_encoder_conflict_solve
166	* - search for other connectors sharing this encoder	166	* - search for other connectors sharing this encoder
167	* if priority is true, then set them disconnected if this is connected	167	* if priority is true, then set them disconnected if this is connected
168	* if priority is false, set us disconnected if they are connected	168	* if priority is false, set us disconnected if they are connected
169	*/	169	*/
170	static enum drm_connector_status	170	static enum drm_connector_status
171	radeon_connector_analog_encoder_conflict_solve(struct drm_connector *connector,	171	radeon_connector_analog_encoder_conflict_solve(struct drm_connector *connector,
172	struct drm_encoder *encoder,	172	struct drm_encoder *encoder,
173	enum drm_connector_status current_status,	173	enum drm_connector_status current_status,
174	bool priority)	174	bool priority)
175	{	175	{
176	struct drm_device *dev = connector->dev;	176	struct drm_device *dev = connector->dev;
177	struct drm_connector *conflict;	177	struct drm_connector *conflict;
178	struct radeon_connector *radeon_conflict;	178	struct radeon_connector *radeon_conflict;
179	int i;	179	int i;
180		180
181	list_for_each_entry(conflict, &dev->mode_config.connector_list, head) {	181	list_for_each_entry(conflict, &dev->mode_config.connector_list, head) {
182	if (conflict == connector)	182	if (conflict == connector)
183	continue;	183	continue;
184		184
185	radeon_conflict = to_radeon_connector(conflict);	185	radeon_conflict = to_radeon_connector(conflict);
186	for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) {	186	for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) {
187	if (conflict->encoder_ids[i] == 0)	187	if (conflict->encoder_ids[i] == 0)
188	break;	188	break;
189		189
190	/* if the IDs match */	190	/* if the IDs match */
191	if (conflict->encoder_ids[i] == encoder->base.id) {	191	if (conflict->encoder_ids[i] == encoder->base.id) {
192	if (conflict->status != connector_status_connected)	192	if (conflict->status != connector_status_connected)
193	continue;	193	continue;
194		194
195	if (radeon_conflict->use_digital)	195	if (radeon_conflict->use_digital)
196	continue;	196	continue;
197		197
198	if (priority == true) {	198	if (priority == true) {
199	DRM_DEBUG_KMS("1: conflicting encoders switching off %s\n", drm_get_connector_name(conflict));	199	DRM_DEBUG_KMS("1: conflicting encoders switching off %s\n", drm_get_connector_name(conflict));
200	DRM_DEBUG_KMS("in favor of %s\n", drm_get_connector_name(connector));	200	DRM_DEBUG_KMS("in favor of %s\n", drm_get_connector_name(connector));
201	conflict->status = connector_status_disconnected;	201	conflict->status = connector_status_disconnected;
202	radeon_connector_update_scratch_regs(conflict, connector_status_disconnected);	202	radeon_connector_update_scratch_regs(conflict, connector_status_disconnected);
203	} else {	203	} else {
204	DRM_DEBUG_KMS("2: conflicting encoders switching off %s\n", drm_get_connector_name(connector));	204	DRM_DEBUG_KMS("2: conflicting encoders switching off %s\n", drm_get_connector_name(connector));
205	DRM_DEBUG_KMS("in favor of %s\n", drm_get_connector_name(conflict));	205	DRM_DEBUG_KMS("in favor of %s\n", drm_get_connector_name(conflict));
206	current_status = connector_status_disconnected;	206	current_status = connector_status_disconnected;
207	}	207	}
208	break;	208	break;
209	}	209	}
210	}	210	}
211	}	211	}
212	return current_status;	212	return current_status;
213		213
214	}	214	}
215		215
216	static struct drm_display_mode radeon_fp_native_mode(struct drm_encoder encoder)	216	static struct drm_display_mode radeon_fp_native_mode(struct drm_encoder encoder)
217	{	217	{
218	struct drm_device *dev = encoder->dev;	218	struct drm_device *dev = encoder->dev;
219	struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);	219	struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
220	struct drm_display_mode *mode = NULL;	220	struct drm_display_mode *mode = NULL;
221	struct drm_display_mode *native_mode = &radeon_encoder->native_mode;	221	struct drm_display_mode *native_mode = &radeon_encoder->native_mode;
222		222
223	if (native_mode->hdisplay != 0 &&	223	if (native_mode->hdisplay != 0 &&
224	native_mode->vdisplay != 0 &&	224	native_mode->vdisplay != 0 &&
225	native_mode->clock != 0) {	225	native_mode->clock != 0) {
226	mode = drm_mode_duplicate(dev, native_mode);	226	mode = drm_mode_duplicate(dev, native_mode);
227	mode->type = DRM_MODE_TYPE_PREFERRED \| DRM_MODE_TYPE_DRIVER;	227	mode->type = DRM_MODE_TYPE_PREFERRED \| DRM_MODE_TYPE_DRIVER;
228	drm_mode_set_name(mode);	228	drm_mode_set_name(mode);
229		229
230	DRM_DEBUG_KMS("Adding native panel mode %s\n", mode->name);	230	DRM_DEBUG_KMS("Adding native panel mode %s\n", mode->name);
231	} else if (native_mode->hdisplay != 0 &&	231	} else if (native_mode->hdisplay != 0 &&
232	native_mode->vdisplay != 0) {	232	native_mode->vdisplay != 0) {
233	/* mac laptops without an edid */	233	/* mac laptops without an edid */
234	/* Note that this is not necessarily the exact panel mode,	234	/* Note that this is not necessarily the exact panel mode,
235	* but an approximation based on the cvt formula. For these	235	* but an approximation based on the cvt formula. For these
236	* systems we should ideally read the mode info out of the	236	* systems we should ideally read the mode info out of the
237	* registers or add a mode table, but this works and is much	237	* registers or add a mode table, but this works and is much
238	* simpler.	238	* simpler.
239	*/	239	*/
240	mode = drm_cvt_mode(dev, native_mode->hdisplay, native_mode->vdisplay, 60, true, false, false);	240	mode = drm_cvt_mode(dev, native_mode->hdisplay, native_mode->vdisplay, 60, true, false, false);
241	mode->type = DRM_MODE_TYPE_PREFERRED \| DRM_MODE_TYPE_DRIVER;	241	mode->type = DRM_MODE_TYPE_PREFERRED \| DRM_MODE_TYPE_DRIVER;
242	DRM_DEBUG_KMS("Adding cvt approximation of native panel mode %s\n", mode->name);	242	DRM_DEBUG_KMS("Adding cvt approximation of native panel mode %s\n", mode->name);
243	}	243	}
244	return mode;	244	return mode;
245	}	245	}
246		246
247	static void radeon_add_common_modes(struct drm_encoder encoder, struct drm_connector connector)	247	static void radeon_add_common_modes(struct drm_encoder encoder, struct drm_connector connector)
248	{	248	{
249	struct drm_device *dev = encoder->dev;	249	struct drm_device *dev = encoder->dev;
250	struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);	250	struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
251	struct drm_display_mode *mode = NULL;	251	struct drm_display_mode *mode = NULL;
252	struct drm_display_mode *native_mode = &radeon_encoder->native_mode;	252	struct drm_display_mode *native_mode = &radeon_encoder->native_mode;
253	int i;	253	int i;
254	struct mode_size {	254	struct mode_size {
255	int w;	255	int w;
256	int h;	256	int h;
257	} common_modes[17] = {	257	} common_modes[17] = {
258	{ 640, 480},	258	{ 640, 480},
259	{ 720, 480},	259	{ 720, 480},
260	{ 800, 600},	260	{ 800, 600},
261	{ 848, 480},	261	{ 848, 480},
262	{1024, 768},	262	{1024, 768},
263	{1152, 768},	263	{1152, 768},
264	{1280, 720},	264	{1280, 720},
265	{1280, 800},	265	{1280, 800},
266	{1280, 854},	266	{1280, 854},
267	{1280, 960},	267	{1280, 960},
268	{1280, 1024},	268	{1280, 1024},
269	{1440, 900},	269	{1440, 900},
270	{1400, 1050},	270	{1400, 1050},
271	{1680, 1050},	271	{1680, 1050},
272	{1600, 1200},	272	{1600, 1200},
273	{1920, 1080},	273	{1920, 1080},
274	{1920, 1200}	274	{1920, 1200}
275	};	275	};
276		276
277	for (i = 0; i < 17; i++) {	277	for (i = 0; i < 17; i++) {
278	if (radeon_encoder->devices & (ATOM_DEVICE_TV_SUPPORT)) {	278	if (radeon_encoder->devices & (ATOM_DEVICE_TV_SUPPORT)) {
279	if (common_modes[i].w > 1024 \|\|	279	if (common_modes[i].w > 1024 \|\|
280	common_modes[i].h > 768)	280	common_modes[i].h > 768)
281	continue;	281	continue;
282	}	282	}
283	if (radeon_encoder->devices & (ATOM_DEVICE_LCD_SUPPORT)) {	283	if (radeon_encoder->devices & (ATOM_DEVICE_LCD_SUPPORT)) {
284	if (common_modes[i].w > native_mode->hdisplay \|\|	284	if (common_modes[i].w > native_mode->hdisplay \|\|
285	common_modes[i].h > native_mode->vdisplay \|\|	285	common_modes[i].h > native_mode->vdisplay \|\|
286	(common_modes[i].w == native_mode->hdisplay &&	286	(common_modes[i].w == native_mode->hdisplay &&
287	common_modes[i].h == native_mode->vdisplay))	287	common_modes[i].h == native_mode->vdisplay))
288	continue;	288	continue;
289	}	289	}
290	if (common_modes[i].w < 320 \|\| common_modes[i].h < 200)	290	if (common_modes[i].w < 320 \|\| common_modes[i].h < 200)
291	continue;	291	continue;
292		292
293	mode = drm_cvt_mode(dev, common_modes[i].w, common_modes[i].h, 60, false, false, false);	293	mode = drm_cvt_mode(dev, common_modes[i].w, common_modes[i].h, 60, false, false, false);
294	drm_mode_probed_add(connector, mode);	294	drm_mode_probed_add(connector, mode);
295	}	295	}
296	}	296	}
297		297
298	int radeon_connector_set_property(struct drm_connector connector, struct drm_property property,	298	int radeon_connector_set_property(struct drm_connector connector, struct drm_property property,
299	uint64_t val)	299	uint64_t val)
300	{	300	{
301	struct drm_device *dev = connector->dev;	301	struct drm_device *dev = connector->dev;
302	struct radeon_device *rdev = dev->dev_private;	302	struct radeon_device *rdev = dev->dev_private;
303	struct drm_encoder *encoder;	303	struct drm_encoder *encoder;
304	struct radeon_encoder *radeon_encoder;	304	struct radeon_encoder *radeon_encoder;
305		305
306	if (property == rdev->mode_info.coherent_mode_property) {	306	if (property == rdev->mode_info.coherent_mode_property) {
307	struct radeon_encoder_atom_dig *dig;	307	struct radeon_encoder_atom_dig *dig;
308	bool new_coherent_mode;	308	bool new_coherent_mode;
309		309
310	/* need to find digital encoder on connector */	310	/* need to find digital encoder on connector */
311	encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TMDS);	311	encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TMDS);
312	if (!encoder)	312	if (!encoder)
313	return 0;	313	return 0;
314		314
315	radeon_encoder = to_radeon_encoder(encoder);	315	radeon_encoder = to_radeon_encoder(encoder);
316		316
317	if (!radeon_encoder->enc_priv)	317	if (!radeon_encoder->enc_priv)
318	return 0;	318	return 0;
319		319
320	dig = radeon_encoder->enc_priv;	320	dig = radeon_encoder->enc_priv;
321	new_coherent_mode = val ? true : false;	321	new_coherent_mode = val ? true : false;
322	if (dig->coherent_mode != new_coherent_mode) {	322	if (dig->coherent_mode != new_coherent_mode) {
323	dig->coherent_mode = new_coherent_mode;	323	dig->coherent_mode = new_coherent_mode;
324	radeon_property_change_mode(&radeon_encoder->base);	324	radeon_property_change_mode(&radeon_encoder->base);
325	}	325	}
326	}	326	}
327		327
328	if (property == rdev->mode_info.underscan_property) {	328	if (property == rdev->mode_info.underscan_property) {
329	/* need to find digital encoder on connector */	329	/* need to find digital encoder on connector */
330	encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TMDS);	330	encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TMDS);
331	if (!encoder)	331	if (!encoder)
332	return 0;	332	return 0;
333		333
334	radeon_encoder = to_radeon_encoder(encoder);	334	radeon_encoder = to_radeon_encoder(encoder);
335		335
336	if (radeon_encoder->underscan_type != val) {	336	if (radeon_encoder->underscan_type != val) {
337	radeon_encoder->underscan_type = val;	337	radeon_encoder->underscan_type = val;
338	radeon_property_change_mode(&radeon_encoder->base);	338	radeon_property_change_mode(&radeon_encoder->base);
339	}	339	}
340	}	340	}
341		341
342	if (property == rdev->mode_info.underscan_hborder_property) {	342	if (property == rdev->mode_info.underscan_hborder_property) {
343	/* need to find digital encoder on connector */	343	/* need to find digital encoder on connector */
344	encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TMDS);	344	encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TMDS);
345	if (!encoder)	345	if (!encoder)
346	return 0;	346	return 0;
347		347
348	radeon_encoder = to_radeon_encoder(encoder);	348	radeon_encoder = to_radeon_encoder(encoder);
349		349
350	if (radeon_encoder->underscan_hborder != val) {	350	if (radeon_encoder->underscan_hborder != val) {
351	radeon_encoder->underscan_hborder = val;	351	radeon_encoder->underscan_hborder = val;
352	radeon_property_change_mode(&radeon_encoder->base);	352	radeon_property_change_mode(&radeon_encoder->base);
353	}	353	}
354	}	354	}
355		355
356	if (property == rdev->mode_info.underscan_vborder_property) {	356	if (property == rdev->mode_info.underscan_vborder_property) {
357	/* need to find digital encoder on connector */	357	/* need to find digital encoder on connector */
358	encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TMDS);	358	encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TMDS);
359	if (!encoder)	359	if (!encoder)
360	return 0;	360	return 0;
361		361
362	radeon_encoder = to_radeon_encoder(encoder);	362	radeon_encoder = to_radeon_encoder(encoder);
363		363
364	if (radeon_encoder->underscan_vborder != val) {	364	if (radeon_encoder->underscan_vborder != val) {
365	radeon_encoder->underscan_vborder = val;	365	radeon_encoder->underscan_vborder = val;
366	radeon_property_change_mode(&radeon_encoder->base);	366	radeon_property_change_mode(&radeon_encoder->base);
367	}	367	}
368	}	368	}
369		369
370	if (property == rdev->mode_info.tv_std_property) {	370	if (property == rdev->mode_info.tv_std_property) {
371	encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TVDAC);	371	encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TVDAC);
372	if (!encoder) {	372	if (!encoder) {
373	encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_DAC);	373	encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_DAC);
374	}	374	}
375		375
376	if (!encoder)	376	if (!encoder)
377	return 0;	377	return 0;
378		378
379	radeon_encoder = to_radeon_encoder(encoder);	379	radeon_encoder = to_radeon_encoder(encoder);
380	if (!radeon_encoder->enc_priv)	380	if (!radeon_encoder->enc_priv)
381	return 0;	381	return 0;
382	if (ASIC_IS_AVIVO(rdev) \|\| radeon_r4xx_atom) {	382	if (ASIC_IS_AVIVO(rdev) \|\| radeon_r4xx_atom) {
383	struct radeon_encoder_atom_dac *dac_int;	383	struct radeon_encoder_atom_dac *dac_int;
384	dac_int = radeon_encoder->enc_priv;	384	dac_int = radeon_encoder->enc_priv;
385	dac_int->tv_std = val;	385	dac_int->tv_std = val;
386	} else {	386	} else {
387	struct radeon_encoder_tv_dac *dac_int;	387	struct radeon_encoder_tv_dac *dac_int;
388	dac_int = radeon_encoder->enc_priv;	388	dac_int = radeon_encoder->enc_priv;
389	dac_int->tv_std = val;	389	dac_int->tv_std = val;
390	}	390	}
391	radeon_property_change_mode(&radeon_encoder->base);	391	radeon_property_change_mode(&radeon_encoder->base);
392	}	392	}
393		393
394	if (property == rdev->mode_info.load_detect_property) {	394	if (property == rdev->mode_info.load_detect_property) {
395	struct radeon_connector *radeon_connector =	395	struct radeon_connector *radeon_connector =
396	to_radeon_connector(connector);	396	to_radeon_connector(connector);
397		397
398	if (val == 0)	398	if (val == 0)
399	radeon_connector->dac_load_detect = false;	399	radeon_connector->dac_load_detect = false;
400	else	400	else
401	radeon_connector->dac_load_detect = true;	401	radeon_connector->dac_load_detect = true;
402	}	402	}
403		403
404	if (property == rdev->mode_info.tmds_pll_property) {	404	if (property == rdev->mode_info.tmds_pll_property) {
405	struct radeon_encoder_int_tmds *tmds = NULL;	405	struct radeon_encoder_int_tmds *tmds = NULL;
406	bool ret = false;	406	bool ret = false;
407	/* need to find digital encoder on connector */	407	/* need to find digital encoder on connector */
408	encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TMDS);	408	encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TMDS);
409	if (!encoder)	409	if (!encoder)
410	return 0;	410	return 0;
411		411
412	radeon_encoder = to_radeon_encoder(encoder);	412	radeon_encoder = to_radeon_encoder(encoder);
413		413
414	tmds = radeon_encoder->enc_priv;	414	tmds = radeon_encoder->enc_priv;
415	if (!tmds)	415	if (!tmds)
416	return 0;	416	return 0;
417		417
418	if (val == 0) {	418	if (val == 0) {
419	if (rdev->is_atom_bios)	419	if (rdev->is_atom_bios)
420	ret = radeon_atombios_get_tmds_info(radeon_encoder, tmds);	420	ret = radeon_atombios_get_tmds_info(radeon_encoder, tmds);
421	else	421	else
422	ret = radeon_legacy_get_tmds_info_from_combios(radeon_encoder, tmds);	422	ret = radeon_legacy_get_tmds_info_from_combios(radeon_encoder, tmds);
423	}	423	}
424	if (val == 1 \|\| ret == false) {	424	if (val == 1 \|\| ret == false) {
425	radeon_legacy_get_tmds_info_from_table(radeon_encoder, tmds);	425	radeon_legacy_get_tmds_info_from_table(radeon_encoder, tmds);
426	}	426	}
427	radeon_property_change_mode(&radeon_encoder->base);	427	radeon_property_change_mode(&radeon_encoder->base);
428	}	428	}
429		429
430	return 0;	430	return 0;
431	}	431	}
-		432
-		433	/*
-		434	* Some integrated ATI Radeon chipset implementations (e. g.
-		435	* Asus M2A-VM HDMI) may indicate the availability of a DDC,
-		436	* even when there's no monitor connected. For these connectors
-		437	* following DDC probe extension will be applied: check also for the
-		438	* availability of EDID with at least a correct EDID header. Only then,
-		439	* DDC is assumed to be available. This prevents drm_get_edid() and
-		440	* drm_edid_block_valid() from periodically dumping data and kernel
-		441	* errors into the logs and onto the terminal.
-		442	*/
-		443	static bool radeon_connector_needs_extended_probe(struct radeon_device *dev,
-		444	uint32_t supported_device,
-		445	int connector_type)
-		446	{
-		447	/* Asus M2A-VM HDMI board sends data to i2c bus even,
-		448	* if HDMI add-on card is not plugged in or HDMI is disabled in
-		449	* BIOS. Valid DDC can only be assumed, if also a valid EDID header
-		450	* can be retrieved via i2c bus during DDC probe */
-		451	if ((dev->pdev->device == 0x791e) &&
-		452	(dev->pdev->subsystem_vendor == 0x1043) &&
-		453	(dev->pdev->subsystem_device == 0x826d)) {
-		454	if ((connector_type == DRM_MODE_CONNECTOR_HDMIA) &&
-		455	(supported_device == ATOM_DEVICE_DFP2_SUPPORT))
-		456	return true;
-		457	}
-		458	/* ECS A740GM-M with ATI RADEON 2100 sends data to i2c bus
-		459	* for a DVI connector that is not implemented */
-		460	if ((dev->pdev->device == 0x796e) &&
-		461	(dev->pdev->subsystem_vendor == 0x1019) &&
-		462	(dev->pdev->subsystem_device == 0x2615)) {
-		463	if ((connector_type == DRM_MODE_CONNECTOR_DVID) &&
-		464	(supported_device == ATOM_DEVICE_DFP2_SUPPORT))
-		465	return true;
-		466	}
-		467
-		468	/* Default: no EDID header probe required for DDC probing */
-		469	return false;
-		470	}
432		471
433	static void radeon_fixup_lvds_native_mode(struct drm_encoder *encoder,	472	static void radeon_fixup_lvds_native_mode(struct drm_encoder *encoder,
434	struct drm_connector *connector)	473	struct drm_connector *connector)
435	{	474	{
436	struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);	475	struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
437	struct drm_display_mode *native_mode = &radeon_encoder->native_mode;	476	struct drm_display_mode *native_mode = &radeon_encoder->native_mode;
438		477
439	/* Try to get native mode details from EDID if necessary */	478	/* Try to get native mode details from EDID if necessary */
440	if (!native_mode->clock) {	479	if (!native_mode->clock) {
441	struct drm_display_mode t, mode;	480	struct drm_display_mode t, mode;
442		481
443	list_for_each_entry_safe(mode, t, &connector->probed_modes, head) {	482	list_for_each_entry_safe(mode, t, &connector->probed_modes, head) {
444	if (mode->hdisplay == native_mode->hdisplay &&	483	if (mode->hdisplay == native_mode->hdisplay &&
445	mode->vdisplay == native_mode->vdisplay) {	484	mode->vdisplay == native_mode->vdisplay) {
446	native_mode = mode;	485	native_mode = mode;
447	drm_mode_set_crtcinfo(native_mode, CRTC_INTERLACE_HALVE_V);	486	drm_mode_set_crtcinfo(native_mode, CRTC_INTERLACE_HALVE_V);
448	DRM_DEBUG_KMS("Determined LVDS native mode details from EDID\n");	487	DRM_DEBUG_KMS("Determined LVDS native mode details from EDID\n");
449	break;	488	break;
450	}	489	}
451	}	490	}
452	}	491	}
453	if (!native_mode->clock) {	492	if (!native_mode->clock) {
454	DRM_DEBUG_KMS("No LVDS native mode details, disabling RMX\n");	493	DRM_DEBUG_KMS("No LVDS native mode details, disabling RMX\n");
455	radeon_encoder->rmx_type = RMX_OFF;	494	radeon_encoder->rmx_type = RMX_OFF;
456	}	495	}
457	}	496	}
458		497
459	static int radeon_lvds_get_modes(struct drm_connector *connector)	498	static int radeon_lvds_get_modes(struct drm_connector *connector)
460	{	499	{
461	struct radeon_connector *radeon_connector = to_radeon_connector(connector);	500	struct radeon_connector *radeon_connector = to_radeon_connector(connector);

Subversion Repositories Kolibri OS

(root)/drivers/video/drm/radeon/radeon_connectors.c – Rev 2005 → 2160