radeon_connectors.c 47.2 KB
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/*
 * 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"
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#include "drm_fb_helper.h"
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#include "radeon_drm.h"
#include "radeon.h"
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#include "atom.h"
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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);

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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);

	if (radeon_connector->hpd.hpd != RADEON_HPD_NONE)
		radeon_hpd_set_polarity(rdev, radeon_connector->hpd.hpd);

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	if ((connector->connector_type == DRM_MODE_CONNECTOR_DisplayPort) ||
	    (connector->connector_type == DRM_MODE_CONNECTOR_eDP)) {
		if ((radeon_dp_getsinktype(radeon_connector) == CONNECTOR_OBJECT_ID_DISPLAYPORT) ||
		    (radeon_dp_getsinktype(radeon_connector) == CONNECTOR_OBJECT_ID_eDP)) {
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			if (radeon_dp_needs_link_train(radeon_connector)) {
				if (connector->encoder)
					dp_link_train(connector->encoder, connector);
			}
		}
	}

}

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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);
	}
}
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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);

	}
}

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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;
}

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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;
}

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/*
 * 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;
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	struct radeon_connector *radeon_conflict;
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	int i;

	list_for_each_entry(conflict, &dev->mode_config.connector_list, head) {
		if (conflict == connector)
			continue;

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		radeon_conflict = to_radeon_connector(conflict);
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		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;
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				if (radeon_conflict->use_digital)
					continue;
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				if (priority == true) {
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					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));
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					conflict->status = connector_status_disconnected;
					radeon_connector_update_scratch_regs(conflict, connector_status_disconnected);
				} else {
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					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));
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					current_status = connector_status_disconnected;
				}
				break;
			}
		}
	}
	return current_status;

}

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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;
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	struct drm_display_mode *native_mode = &radeon_encoder->native_mode;
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	if (native_mode->hdisplay != 0 &&
	    native_mode->vdisplay != 0 &&
	    native_mode->clock != 0) {
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		mode = drm_mode_duplicate(dev, native_mode);
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		mode->type = DRM_MODE_TYPE_PREFERRED | DRM_MODE_TYPE_DRIVER;
		drm_mode_set_name(mode);

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		DRM_DEBUG_KMS("Adding native panel mode %s\n", mode->name);
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	} 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;
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		DRM_DEBUG_KMS("Adding cvt approximation of native panel mode %s\n", mode->name);
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	}
	return mode;
}

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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;
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	struct drm_display_mode *native_mode = &radeon_encoder->native_mode;
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	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++) {
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		if (radeon_encoder->devices & (ATOM_DEVICE_TV_SUPPORT)) {
			if (common_modes[i].w > 1024 ||
			    common_modes[i].h > 768)
				continue;
		}
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		if (radeon_encoder->devices & (ATOM_DEVICE_LCD_SUPPORT)) {
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			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))
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				continue;
		}
		if (common_modes[i].w < 320 || common_modes[i].h < 200)
			continue;

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		mode = drm_cvt_mode(dev, common_modes[i].w, common_modes[i].h, 60, false, false, false);
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		drm_mode_probed_add(connector, mode);
	}
}

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int radeon_connector_set_property(struct drm_connector *connector, struct drm_property *property,
				  uint64_t val)
{
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	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;
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		bool new_coherent_mode;
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		/* 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;
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		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);
		}
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	}

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	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);
		}
	}

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	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);
		}
	}

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	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;
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		if (ASIC_IS_AVIVO(rdev) || radeon_r4xx_atom) {
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			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);
	}

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	return 0;
}

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static void radeon_fixup_lvds_native_mode(struct drm_encoder *encoder,
					  struct drm_connector *connector)
{
	struct radeon_encoder *radeon_encoder =	to_radeon_encoder(encoder);
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	struct drm_display_mode *native_mode = &radeon_encoder->native_mode;
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	/* Try to get native mode details from EDID if necessary */
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	if (!native_mode->clock) {
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		struct drm_display_mode *t, *mode;

		list_for_each_entry_safe(mode, t, &connector->probed_modes, head) {
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			if (mode->hdisplay == native_mode->hdisplay &&
			    mode->vdisplay == native_mode->vdisplay) {
				*native_mode = *mode;
				drm_mode_set_crtcinfo(native_mode, CRTC_INTERLACE_HALVE_V);
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				DRM_DEBUG_KMS("Determined LVDS native mode details from EDID\n");
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				break;
			}
		}
	}
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	if (!native_mode->clock) {
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		DRM_DEBUG_KMS("No LVDS native mode details, disabling RMX\n");
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		radeon_encoder->rmx_type = RMX_OFF;
	}
}
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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) {
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			encoder = radeon_best_single_encoder(connector);
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			if (encoder) {
				radeon_fixup_lvds_native_mode(encoder, connector);
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				/* add scaled modes */
				radeon_add_common_modes(encoder, connector);
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			}
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			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);
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		/* add scaled modes */
		radeon_add_common_modes(encoder, connector);
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	}
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	return ret;
}

static int radeon_lvds_mode_valid(struct drm_connector *connector,
				  struct drm_display_mode *mode)
{
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	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;
		}
	}

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	return MODE_OK;
}

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static enum drm_connector_status
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radeon_lvds_detect(struct drm_connector *connector, bool force)
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{
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	struct radeon_connector *radeon_connector = to_radeon_connector(connector);
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	struct drm_encoder *encoder = radeon_best_single_encoder(connector);
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	enum drm_connector_status ret = connector_status_disconnected;
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	if (encoder) {
		struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
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		struct drm_display_mode *native_mode = &radeon_encoder->native_mode;
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		/* check if panel is valid */
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		if (native_mode->hdisplay >= 320 && native_mode->vdisplay >= 240)
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			ret = connector_status_connected;

	}
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	/* check for edid as well */
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	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;
		}
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	}
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	/* check acpi lid status ??? */
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	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);

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	if (radeon_connector->edid)
		kfree(radeon_connector->edid);
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	kfree(radeon_connector->con_priv);
	drm_sysfs_connector_remove(connector);
	drm_connector_cleanup(connector);
	kfree(connector);
}

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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;

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	DRM_DEBUG_KMS("\n");
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	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;
}


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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,
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	.set_property = radeon_lvds_set_property,
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};

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)
{
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	/* XXX check mode bandwidth */
	/* XXX verify against max DAC output frequency */
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	return MODE_OK;
}

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static enum drm_connector_status
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radeon_vga_detect(struct drm_connector *connector, bool force)
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{
	struct radeon_connector *radeon_connector = to_radeon_connector(connector);
	struct drm_encoder *encoder;
	struct drm_encoder_helper_funcs *encoder_funcs;
632
	bool dret = false;
633 634
	enum drm_connector_status ret = connector_status_disconnected;

635 636 637 638
	encoder = radeon_best_single_encoder(connector);
	if (!encoder)
		ret = connector_status_disconnected;

639
	if (radeon_connector->ddc_bus)
640
		dret = radeon_ddc_probe(radeon_connector);
641 642 643 644 645 646 647 648
	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) {
649 650 651
			DRM_ERROR("%s: probed a monitor but no|invalid EDID\n",
					drm_get_connector_name(connector));
			ret = connector_status_connected;
652 653 654 655 656 657 658 659 660 661 662 663 664 665
		} 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 {
666 667 668 669 670

		/* if we aren't forcing don't do destructive polling */
		if (!force)
			return connector->status;

671
		if (radeon_connector->dac_load_detect && encoder) {
672 673 674
			encoder_funcs = encoder->helper_private;
			ret = encoder_funcs->detect(encoder, connector);
		}
675 676
	}

677 678
	if (ret == connector_status_connected)
		ret = radeon_connector_analog_encoder_conflict_solve(connector, encoder, ret, true);
679 680 681 682 683 684 685 686 687 688 689 690 691 692 693 694 695 696
	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,
};

697 698 699
static int radeon_tv_get_modes(struct drm_connector *connector)
{
	struct drm_device *dev = connector->dev;
700
	struct radeon_device *rdev = dev->dev_private;
701
	struct drm_display_mode *tv_mode;
702
	struct drm_encoder *encoder;
703

704 705 706
	encoder = radeon_best_single_encoder(connector);
	if (!encoder)
		return 0;
707

708 709 710 711 712 713
	/* 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 */
714
		tv_mode = drm_cvt_mode(dev, 800, 600, 60, false, false, false);
715 716 717
		tv_mode->type = DRM_MODE_TYPE_DRIVER | DRM_MODE_TYPE_PREFERRED;
		drm_mode_probed_add(connector, tv_mode);
	}
718 719 720 721 722 723
	return 1;
}

static int radeon_tv_mode_valid(struct drm_connector *connector,
				struct drm_display_mode *mode)
{
724 725
	if ((mode->hdisplay > 1024) || (mode->vdisplay > 768))
		return MODE_CLOCK_RANGE;
726 727 728
	return MODE_OK;
}

729
static enum drm_connector_status
730
radeon_tv_detect(struct drm_connector *connector, bool force)
731 732 733
{
	struct drm_encoder *encoder;
	struct drm_encoder_helper_funcs *encoder_funcs;
734 735 736 737 738
	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;
739 740 741 742 743 744 745 746 747 748 749 750 751 752 753 754 755 756 757 758 759 760 761 762 763 764 765 766

	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,
};

767 768 769 770 771 772 773 774 775
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;
}

776 777 778 779 780 781 782 783 784 785 786
/*
 * 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.
 */
787
static enum drm_connector_status
788
radeon_dvi_detect(struct drm_connector *connector, bool force)
789 790
{
	struct radeon_connector *radeon_connector = to_radeon_connector(connector);
791
	struct drm_encoder *encoder = NULL;
792 793 794 795
	struct drm_encoder_helper_funcs *encoder_funcs;
	struct drm_mode_object *obj;
	int i;
	enum drm_connector_status ret = connector_status_disconnected;
796
	bool dret = false;
797

798
	if (radeon_connector->ddc_bus)
799
		dret = radeon_ddc_probe(radeon_connector);
800
	if (dret) {
801 802 803 804
		if (radeon_connector->edid) {
			kfree(radeon_connector->edid);
			radeon_connector->edid = NULL;
		}
805 806 807
		radeon_connector->edid = drm_get_edid(&radeon_connector->base, &radeon_connector->ddc_bus->adapter);

		if (!radeon_connector->edid) {
808 809
			DRM_ERROR("%s: probed a monitor but no|invalid EDID\n",
					drm_get_connector_name(connector));
810 811 812
		} else {
			radeon_connector->use_digital = !!(radeon_connector->edid->input & DRM_EDID_INPUT_DIGITAL);

813 814 815 816 817 818 819 820 821
			/* 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;
822

823 824 825 826
			/* 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.
827
			 */
828
			if (radeon_connector->shared_ddc && (ret == connector_status_connected)) {
829
				struct drm_device *dev = connector->dev;
830
				struct radeon_device *rdev = dev->dev_private;
831 832 833 834 835 836
				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);
837 838 839
					if (list_radeon_connector->shared_ddc &&
					    (list_radeon_connector->ddc_bus->rec.i2c_id ==
					     radeon_connector->ddc_bus->rec.i2c_id)) {
840 841 842 843
						/* 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)) {
844 845 846 847 848 849 850 851
								kfree(radeon_connector->edid);
								radeon_connector->edid = NULL;
								ret = connector_status_disconnected;
							}
						}
					}
				}
			}
852 853 854 855 856 857
		}
	}

	if ((ret == connector_status_connected) && (radeon_connector->use_digital == true))
		goto out;

858 859 860 861 862
	if (!force) {
		ret = connector->status;
		goto out;
	}

863
	/* find analog encoder */
864 865 866 867
	if (radeon_connector->dac_load_detect) {
		for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) {
			if (connector->encoder_ids[i] == 0)
				break;
868

869 870 871 872 873
			obj = drm_mode_object_find(connector->dev,
						   connector->encoder_ids[i],
						   DRM_MODE_OBJECT_ENCODER);
			if (!obj)
				continue;
874

875
			encoder = obj_to_encoder(obj);
876

877 878 879 880 881 882 883
			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;
					}
884
				}
885
				break;
886 887 888 889
			}
		}
	}

890 891 892 893 894 895
	if ((ret == connector_status_connected) && (radeon_connector->use_digital == false) &&
	    encoder) {
		ret = radeon_connector_analog_encoder_conflict_solve(connector, encoder, ret, true);
	}

out:
896 897 898 899 900 901 902 903 904 905 906 907 908 909 910 911 912 913 914 915 916 917 918
	/* 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);

919
		if (radeon_connector->use_digital == true) {
920 921 922 923 924 925 926 927 928 929 930 931 932 933 934 935 936 937 938 939 940 941 942
			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;
}

943 944 945 946 947 948 949 950 951
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;
}

952 953 954
static int radeon_dvi_mode_valid(struct drm_connector *connector,
				  struct drm_display_mode *mode)
{
955 956
	struct drm_device *dev = connector->dev;
	struct radeon_device *rdev = dev->dev_private;
957 958 959 960
	struct radeon_connector *radeon_connector = to_radeon_connector(connector);

	/* XXX check mode bandwidth */

961 962 963 964 965 966
	/* 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;

967 968 969 970 971 972 973 974 975 976 977
	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
			return MODE_CLOCK_HIGH;
	}
	return MODE_OK;
}

978 979
struct drm_connector_helper_funcs radeon_dvi_connector_helper_funcs = {
	.get_modes = radeon_dvi_get_modes,
980
	.mode_valid = radeon_dvi_mode_valid,
981 982 983 984 985 986 987 988 989
	.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,
990
	.force = radeon_dvi_force,
991 992
};

993 994 995 996 997 998 999 1000
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)
1001
		radeon_i2c_destroy(radeon_dig_connector->dp_i2c_bus);
1002 1003 1004 1005 1006 1007
	kfree(radeon_connector->con_priv);
	drm_sysfs_connector_remove(connector);
	drm_connector_cleanup(connector);
	kfree(connector);
}

1008 1009 1010 1011 1012 1013 1014 1015 1016
static int radeon_dp_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;
}

1017
static enum drm_connector_status
1018
radeon_dp_detect(struct drm_connector *connector, bool force)
1019 1020 1021
{
	struct radeon_connector *radeon_connector = to_radeon_connector(connector);
	enum drm_connector_status ret = connector_status_disconnected;
1022
	struct radeon_connector_atom_dig *radeon_dig_connector = radeon_connector->con_priv;
1023 1024 1025 1026 1027 1028

	if (radeon_connector->edid) {
		kfree(radeon_connector->edid);
		radeon_connector->edid = NULL;
	}

1029 1030 1031 1032
	if (connector->connector_type == DRM_MODE_CONNECTOR_eDP) {
		/* eDP is always DP */
		radeon_dig_connector->dp_sink_type = CONNECTOR_OBJECT_ID_DISPLAYPORT;
		if (radeon_dp_getdpcd(radeon_connector))
A
Alex Deucher 已提交
1033
			ret = connector_status_connected;
1034
	} else {
1035 1036 1037 1038 1039 1040 1041
		radeon_dig_connector->dp_sink_type = radeon_dp_getsinktype(radeon_connector);
		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))
				ret = connector_status_connected;
1042
		}
1043
	}
1044

1045
	radeon_connector_update_scratch_regs(connector, ret);
1046 1047 1048
	return ret;
}

1049 1050 1051 1052 1053 1054 1055 1056
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 */

1057 1058
	if ((radeon_dig_connector->dp_sink_type == CONNECTOR_OBJECT_ID_DISPLAYPORT) ||
	    (radeon_dig_connector->dp_sink_type == CONNECTOR_OBJECT_ID_eDP))
1059 1060 1061 1062 1063
		return radeon_dp_mode_valid_helper(radeon_connector, mode);
	else
		return MODE_OK;
}

1064 1065
struct drm_connector_helper_funcs radeon_dp_connector_helper_funcs = {
	.get_modes = radeon_dp_get_modes,
1066
	.mode_valid = radeon_dp_mode_valid,
1067 1068 1069 1070 1071 1072 1073 1074
	.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,
1075
	.destroy = radeon_dp_connector_destroy,
1076 1077 1078
	.force = radeon_dvi_force,
};

1079 1080 1081 1082 1083 1084
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,
1085
			  uint32_t igp_lane_info,
1086
			  uint16_t connector_object_id,
1087 1088
			  struct radeon_hpd *hpd,
			  struct radeon_router *router)
1089
{
1090
	struct radeon_device *rdev = dev->dev_private;
1091 1092 1093 1094
	struct drm_connector *connector;
	struct radeon_connector *radeon_connector;
	struct radeon_connector_atom_dig *radeon_dig_connector;
	uint32_t subpixel_order = SubPixelNone;
1095
	bool shared_ddc = false;
1096

1097
	if (connector_type == DRM_MODE_CONNECTOR_Unknown)
1098 1099
		return;

1100 1101 1102 1103 1104 1105 1106
	/* 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;

1107 1108 1109 1110 1111 1112 1113
	/* 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;
		}
1114
		if (radeon_connector->ddc_bus && i2c_bus->valid) {
1115
			if (radeon_connector->ddc_bus->rec.i2c_id == i2c_bus->i2c_id) {
1116 1117 1118
				radeon_connector->shared_ddc = true;
				shared_ddc = true;
			}
1119 1120 1121 1122 1123
			if (radeon_connector->router_bus && router->valid &&
			    (radeon_connector->router.router_id == router->router_id)) {
				radeon_connector->shared_ddc = false;
				shared_ddc = false;
			}
1124
		}
1125 1126 1127 1128 1129 1130 1131 1132 1133 1134
	}

	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;
1135
	radeon_connector->shared_ddc = shared_ddc;
1136
	radeon_connector->connector_object_id = connector_object_id;
1137
	radeon_connector->hpd = *hpd;
1138 1139 1140 1141 1142 1143
	radeon_connector->router = *router;
	if (router->valid) {
		radeon_connector->router_bus = radeon_i2c_lookup(rdev, &router->i2c_info);
		if (!radeon_connector->router_bus)
			goto failed;
	}
1144 1145 1146
	switch (connector_type) {
	case DRM_MODE_CONNECTOR_VGA:
		drm_connector_init(dev, &radeon_connector->base, &radeon_vga_connector_funcs, connector_type);
1147
		drm_connector_helper_add(&radeon_connector->base, &radeon_vga_connector_helper_funcs);
1148
		if (i2c_bus->valid) {
1149
			radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
1150 1151 1152
			if (!radeon_connector->ddc_bus)
				goto failed;
		}
1153
		radeon_connector->dac_load_detect = true;
1154 1155 1156
		drm_connector_attach_property(&radeon_connector->base,
					      rdev->mode_info.load_detect_property,
					      1);
1157 1158
		/* no HPD on analog connectors */
		radeon_connector->hpd.hpd = RADEON_HPD_NONE;
1159
		connector->polled = DRM_CONNECTOR_POLL_CONNECT;
1160 1161 1162
		break;
	case DRM_MODE_CONNECTOR_DVIA:
		drm_connector_init(dev, &radeon_connector->base, &radeon_vga_connector_funcs, connector_type);
1163
		drm_connector_helper_add(&radeon_connector->base, &radeon_vga_connector_helper_funcs);
1164
		if (i2c_bus->valid) {
1165
			radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
1166 1167 1168
			if (!radeon_connector->ddc_bus)
				goto failed;
		}
1169
		radeon_connector->dac_load_detect = true;
1170 1171 1172
		drm_connector_attach_property(&radeon_connector->base,
					      rdev->mode_info.load_detect_property,
					      1);
1173 1174
		/* no HPD on analog connectors */
		radeon_connector->hpd.hpd = RADEON_HPD_NONE;
1175 1176 1177 1178 1179 1180 1181 1182 1183
		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);
1184
		drm_connector_helper_add(&radeon_connector->base, &radeon_dvi_connector_helper_funcs);
1185
		if (i2c_bus->valid) {
1186
			radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
1187 1188 1189 1190
			if (!radeon_connector->ddc_bus)
				goto failed;
		}
		subpixel_order = SubPixelHorizontalRGB;
1191 1192 1193
		drm_connector_attach_property(&radeon_connector->base,
					      rdev->mode_info.coherent_mode_property,
					      1);
1194
		if (ASIC_IS_AVIVO(rdev)) {
1195 1196 1197
			drm_connector_attach_property(&radeon_connector->base,
						      rdev->mode_info.underscan_property,
						      UNDERSCAN_AUTO);
1198 1199 1200 1201 1202 1203 1204
			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);
		}
A
Alex Deucher 已提交
1205 1206 1207 1208 1209 1210
		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);
		}
1211 1212 1213 1214 1215 1216 1217 1218 1219
		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);
1220
		drm_connector_helper_add(&radeon_connector->base, &radeon_dvi_connector_helper_funcs);
1221
		if (i2c_bus->valid) {
1222
			radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
1223 1224 1225
			if (!radeon_connector->ddc_bus)
				goto failed;
		}
1226 1227 1228
		drm_connector_attach_property(&radeon_connector->base,
					      rdev->mode_info.coherent_mode_property,
					      1);
1229
		if (ASIC_IS_AVIVO(rdev)) {
1230 1231 1232
			drm_connector_attach_property(&radeon_connector->base,
						      rdev->mode_info.underscan_property,
						      UNDERSCAN_AUTO);
1233 1234 1235 1236 1237 1238 1239
			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);
		}
1240 1241 1242
		subpixel_order = SubPixelHorizontalRGB;
		break;
	case DRM_MODE_CONNECTOR_DisplayPort:
1243
	case DRM_MODE_CONNECTOR_eDP:
1244 1245 1246 1247 1248
		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;
1249
		drm_connector_init(dev, &radeon_connector->base, &radeon_dp_connector_funcs, connector_type);
1250
		drm_connector_helper_add(&radeon_connector->base, &radeon_dp_connector_helper_funcs);
1251
		if (i2c_bus->valid) {
A
Alex Deucher 已提交
1252
			/* add DP i2c bus */
1253 1254 1255 1256
			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");
A
Alex Deucher 已提交
1257 1258
			if (!radeon_dig_connector->dp_i2c_bus)
				goto failed;
1259
			radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
1260 1261 1262 1263
			if (!radeon_connector->ddc_bus)
				goto failed;
		}
		subpixel_order = SubPixelHorizontalRGB;
A
Alex Deucher 已提交
1264 1265 1266
		drm_connector_attach_property(&radeon_connector->base,
					      rdev->mode_info.coherent_mode_property,
					      1);
1267
		if (ASIC_IS_AVIVO(rdev)) {
1268 1269 1270
			drm_connector_attach_property(&radeon_connector->base,
						      rdev->mode_info.underscan_property,
						      UNDERSCAN_AUTO);
1271 1272 1273 1274 1275 1276 1277
			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);
		}
1278 1279 1280 1281
		break;
	case DRM_MODE_CONNECTOR_SVIDEO:
	case DRM_MODE_CONNECTOR_Composite:
	case DRM_MODE_CONNECTOR_9PinDIN:
1282 1283 1284 1285 1286 1287 1288 1289 1290 1291 1292
		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;
1293 1294 1295 1296 1297 1298 1299 1300
		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);
1301
		drm_connector_helper_add(&radeon_connector->base, &radeon_lvds_connector_helper_funcs);
1302
		if (i2c_bus->valid) {
1303
			radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
1304 1305 1306
			if (!radeon_connector->ddc_bus)
				goto failed;
		}
1307 1308 1309
		drm_connector_attach_property(&radeon_connector->base,
					      dev->mode_config.scaling_mode_property,
					      DRM_MODE_SCALE_FULLSCREEN);
1310 1311 1312 1313
		subpixel_order = SubPixelHorizontalRGB;
		break;
	}

1314
	if (radeon_connector->hpd.hpd == RADEON_HPD_NONE) {
1315 1316 1317 1318 1319
		if (i2c_bus->valid)
			connector->polled = DRM_CONNECTOR_POLL_CONNECT;
	} else
		connector->polled = DRM_CONNECTOR_POLL_HPD;

1320 1321 1322 1323 1324 1325 1326 1327 1328 1329 1330 1331 1332 1333
	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,
1334
			    struct radeon_i2c_bus_rec *i2c_bus,
1335 1336
			    uint16_t connector_object_id,
			    struct radeon_hpd *hpd)
1337
{
1338
	struct radeon_device *rdev = dev->dev_private;
1339 1340 1341 1342
	struct drm_connector *connector;
	struct radeon_connector *radeon_connector;
	uint32_t subpixel_order = SubPixelNone;

1343
	if (connector_type == DRM_MODE_CONNECTOR_Unknown)
1344 1345
		return;

1346 1347 1348 1349 1350 1351 1352
	/* 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;

1353 1354 1355 1356 1357 1358 1359 1360 1361 1362 1363 1364 1365 1366 1367 1368 1369
	/* 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;
1370
	radeon_connector->connector_object_id = connector_object_id;
1371
	radeon_connector->hpd = *hpd;
1372 1373 1374
	switch (connector_type) {
	case DRM_MODE_CONNECTOR_VGA:
		drm_connector_init(dev, &radeon_connector->base, &radeon_vga_connector_funcs, connector_type);
1375
		drm_connector_helper_add(&radeon_connector->base, &radeon_vga_connector_helper_funcs);
1376
		if (i2c_bus->valid) {
1377
			radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
1378 1379 1380
			if (!radeon_connector->ddc_bus)
				goto failed;
		}
1381
		radeon_connector->dac_load_detect = true;
1382 1383 1384
		drm_connector_attach_property(&radeon_connector->base,
					      rdev->mode_info.load_detect_property,
					      1);
1385 1386
		/* no HPD on analog connectors */
		radeon_connector->hpd.hpd = RADEON_HPD_NONE;
1387
		connector->polled = DRM_CONNECTOR_POLL_CONNECT;
1388 1389 1390
		break;
	case DRM_MODE_CONNECTOR_DVIA:
		drm_connector_init(dev, &radeon_connector->base, &radeon_vga_connector_funcs, connector_type);
1391
		drm_connector_helper_add(&radeon_connector->base, &radeon_vga_connector_helper_funcs);
1392
		if (i2c_bus->valid) {
1393
			radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
1394 1395 1396
			if (!radeon_connector->ddc_bus)
				goto failed;
		}
1397
		radeon_connector->dac_load_detect = true;
1398 1399 1400
		drm_connector_attach_property(&radeon_connector->base,
					      rdev->mode_info.load_detect_property,
					      1);
1401 1402
		/* no HPD on analog connectors */
		radeon_connector->hpd.hpd = RADEON_HPD_NONE;
1403 1404 1405 1406
		break;
	case DRM_MODE_CONNECTOR_DVII:
	case DRM_MODE_CONNECTOR_DVID:
		drm_connector_init(dev, &radeon_connector->base, &radeon_dvi_connector_funcs, connector_type);
1407
		drm_connector_helper_add(&radeon_connector->base, &radeon_dvi_connector_helper_funcs);
1408
		if (i2c_bus->valid) {
1409
			radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
1410 1411
			if (!radeon_connector->ddc_bus)
				goto failed;
1412 1413
		}
		if (connector_type == DRM_MODE_CONNECTOR_DVII) {
1414
			radeon_connector->dac_load_detect = true;
1415 1416 1417
			drm_connector_attach_property(&radeon_connector->base,
						      rdev->mode_info.load_detect_property,
						      1);
1418 1419 1420 1421 1422 1423
		}
		subpixel_order = SubPixelHorizontalRGB;
		break;
	case DRM_MODE_CONNECTOR_SVIDEO:
	case DRM_MODE_CONNECTOR_Composite:
	case DRM_MODE_CONNECTOR_9PinDIN:
1424 1425 1426 1427 1428 1429 1430 1431 1432 1433 1434 1435 1436 1437 1438 1439 1440 1441
		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;
1442 1443 1444
		break;
	case DRM_MODE_CONNECTOR_LVDS:
		drm_connector_init(dev, &radeon_connector->base, &radeon_lvds_connector_funcs, connector_type);
1445
		drm_connector_helper_add(&radeon_connector->base, &radeon_lvds_connector_helper_funcs);
1446
		if (i2c_bus->valid) {
1447
			radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
1448 1449 1450
			if (!radeon_connector->ddc_bus)
				goto failed;
		}
1451 1452 1453
		drm_connector_attach_property(&radeon_connector->base,
					      dev->mode_config.scaling_mode_property,
					      DRM_MODE_SCALE_FULLSCREEN);
1454 1455 1456 1457
		subpixel_order = SubPixelHorizontalRGB;
		break;
	}

1458
	if (radeon_connector->hpd.hpd == RADEON_HPD_NONE) {
1459 1460 1461 1462
		if (i2c_bus->valid)
			connector->polled = DRM_CONNECTOR_POLL_CONNECT;
	} else
		connector->polled = DRM_CONNECTOR_POLL_HPD;
1463 1464 1465 1466 1467 1468 1469 1470
	connector->display_info.subpixel_order = subpixel_order;
	drm_sysfs_connector_add(connector);
	return;

failed:
	drm_connector_cleanup(connector);
	kfree(connector);
}