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);
 
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;
	int i;
 
	list_for_each_entry(conflict, &dev->mode_config.connector_list, head) {
		if (conflict == connector)
			continue;
 
		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 (priority == true) {
					DRM_INFO("1: conflicting encoders switching off %s\n", drm_get_connector_name(conflict));
					DRM_INFO("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_INFO("2: conflicting encoders switching off %s\n", drm_get_connector_name(connector));
					DRM_INFO("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("Adding 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;
 
		/* 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;
		dig->coherent_mode = val ? true : false;
		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 (rdev->is_atom_bios) {
			struct radeon_encoder_atom_dac *dac_int;
			dac_int = radeon_encoder->enc_priv;
			dac_int->tv_std = val;
		} else {
			struct radeon_encoder_tv_dac *dac_int;
			dac_int = radeon_encoder->enc_priv;
			dac_int->tv_std = val;
		}
		radeon_property_change_mode(&radeon_encoder->base);
	}
 
	if (property == rdev->mode_info.load_detect_property) {
		struct radeon_connector *radeon_connector =
			to_radeon_connector(connector);
 
		if (val == 0)
			radeon_connector->dac_load_detect = false;
		else
			radeon_connector->dac_load_detect = true;
	}
 
	if (property == rdev->mode_info.tmds_pll_property) {
		struct radeon_encoder_int_tmds *tmds = NULL;
		bool ret = false;
		/* need to find digital encoder on connector */
		encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TMDS);
		if (!encoder)
			return 0;
 
		radeon_encoder = to_radeon_encoder(encoder);
 
		tmds = radeon_encoder->enc_priv;
		if (!tmds)
			return 0;
 
		if (val == 0) {
			if (rdev->is_atom_bios)
				ret = radeon_atombios_get_tmds_info(radeon_encoder, tmds);
			else
				ret = radeon_legacy_get_tmds_info_from_combios(radeon_encoder, tmds);
		}
		if (val == 1 || ret == false) {
			radeon_legacy_get_tmds_info_from_table(radeon_encoder, tmds);
		}
		radeon_property_change_mode(&radeon_encoder->base);
	}
 
	return 0;
}
 
static void radeon_fixup_lvds_native_mode(struct drm_encoder *encoder,
					  struct drm_connector *connector)
{
	struct radeon_encoder *radeon_encoder =	to_radeon_encoder(encoder);
	struct drm_display_mode *native_mode = &radeon_encoder->native_mode;
 
	/* 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_INFO("Determined LVDS native mode details from EDID\n");
				break;
			}
		}
	}
	if (!native_mode->clock) {
		DRM_INFO("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 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)
{
	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_i2c_do_lock(radeon_connector, 1);
			radeon_connector->edid = drm_get_edid(&radeon_connector->base,
							      &radeon_connector->ddc_bus->adapter);
			radeon_i2c_do_lock(radeon_connector, 0);
			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->ddc_bus)
		radeon_i2c_destroy(radeon_connector->ddc_bus);
	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("\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)
{
	/* XXX check mode bandwidth */
	/* XXX verify against max DAC output frequency */
	return MODE_OK;
}
 
static enum drm_connector_status radeon_vga_detect(struct drm_connector *connector)
{
	struct radeon_connector *radeon_connector = to_radeon_connector(connector);
	struct drm_encoder *encoder;
	struct drm_encoder_helper_funcs *encoder_funcs;
	bool dret;
	enum drm_connector_status ret = connector_status_disconnected;
 
	encoder = radeon_best_single_encoder(connector);
	if (!encoder)
		ret = connector_status_disconnected;
 
	radeon_i2c_do_lock(radeon_connector, 1);
	dret = radeon_ddc_probe(radeon_connector);
	radeon_i2c_do_lock(radeon_connector, 0);
	if (dret) {
		if (radeon_connector->edid) {
			kfree(radeon_connector->edid);
			radeon_connector->edid = NULL;
		}
		radeon_i2c_do_lock(radeon_connector, 1);
		radeon_connector->edid = drm_get_edid(&radeon_connector->base, &radeon_connector->ddc_bus->adapter);
		radeon_i2c_do_lock(radeon_connector, 0);
 
		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 (radeon_connector->dac_load_detect) {
			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);
	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)
{
	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)
{
	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;
 
	radeon_i2c_do_lock(radeon_connector, 1);
	dret = radeon_ddc_probe(radeon_connector);
	radeon_i2c_do_lock(radeon_connector, 0);
	if (dret) {
		if (radeon_connector->edid) {
			kfree(radeon_connector->edid);
			radeon_connector->edid = NULL;
		}
		radeon_i2c_do_lock(radeon_connector, 1);
		radeon_connector->edid = drm_get_edid(&radeon_connector->base, &radeon_connector->ddc_bus->adapter);
		radeon_i2c_do_lock(radeon_connector, 0);
 
		if (!radeon_connector->edid) {
			DRM_ERROR("%s: probed a monitor but no|invalid EDID\n",
				  drm_get_connector_name(connector));
		} 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;
		}
	}
 
	if ((ret == connector_status_connected) && (radeon_connector->use_digital == true))
		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);
	}
 
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 radeon_connector *radeon_connector = to_radeon_connector(connector);
 
	/* XXX check mode bandwidth */
 
	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;
}
 
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,
};
 
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,
			  bool linkb,
			  uint32_t igp_lane_info,
			  uint16_t connector_object_id)
{
	struct radeon_device *rdev = dev->dev_private;
	struct drm_connector *connector;
	struct radeon_connector *radeon_connector;
	struct radeon_connector_atom_dig *radeon_dig_connector;
	uint32_t subpixel_order = SubPixelNone;
	bool shared_ddc = false;
	int ret;
 
	/* fixme - tv/cv/din */
	if (connector_type == DRM_MODE_CONNECTOR_Unknown)
		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 (memcmp(&radeon_connector->ddc_bus->rec, i2c_bus,
				    sizeof(struct radeon_i2c_bus_rec)) == 0) {
				radeon_connector->shared_ddc = true;
				shared_ddc = true;
			}
		}
	}
 
	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;
	switch (connector_type) {
	case DRM_MODE_CONNECTOR_VGA:
		drm_connector_init(dev, &radeon_connector->base, &radeon_vga_connector_funcs, connector_type);
		ret = drm_connector_helper_add(&radeon_connector->base, &radeon_vga_connector_helper_funcs);
		if (ret)
			goto failed;
		if (i2c_bus->valid) {
			radeon_connector->ddc_bus = radeon_i2c_create(dev, i2c_bus, "VGA");
			if (!radeon_connector->ddc_bus)
				goto failed;
		}
		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_DVIA:
		drm_connector_init(dev, &radeon_connector->base, &radeon_vga_connector_funcs, connector_type);
		ret = drm_connector_helper_add(&radeon_connector->base, &radeon_vga_connector_helper_funcs);
		if (ret)
			goto failed;
		if (i2c_bus->valid) {
			radeon_connector->ddc_bus = radeon_i2c_create(dev, i2c_bus, "DVI");
			if (!radeon_connector->ddc_bus)
				goto failed;
		}
		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:
		radeon_dig_connector = kzalloc(sizeof(struct radeon_connector_atom_dig), GFP_KERNEL);
		if (!radeon_dig_connector)
			goto failed;
		radeon_dig_connector->linkb = linkb;
		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);
		ret = drm_connector_helper_add(&radeon_connector->base, &radeon_dvi_connector_helper_funcs);
		if (ret)
			goto failed;
		if (i2c_bus->valid) {
			radeon_connector->ddc_bus = radeon_i2c_create(dev, i2c_bus, "DVI");
			if (!radeon_connector->ddc_bus)
				goto failed;
		}
		subpixel_order = SubPixelHorizontalRGB;
		drm_connector_attach_property(&radeon_connector->base,
					      rdev->mode_info.coherent_mode_property,
					      1);
		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_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->linkb = linkb;
		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);
		ret = drm_connector_helper_add(&radeon_connector->base, &radeon_dvi_connector_helper_funcs);
		if (ret)
			goto failed;
		if (i2c_bus->valid) {
			radeon_connector->ddc_bus = radeon_i2c_create(dev, i2c_bus, "HDMI");
			if (!radeon_connector->ddc_bus)
				goto failed;
		}
		drm_connector_attach_property(&radeon_connector->base,
					      rdev->mode_info.coherent_mode_property,
					      1);
		subpixel_order = SubPixelHorizontalRGB;
		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->linkb = linkb;
		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);
		ret = drm_connector_helper_add(&radeon_connector->base, &radeon_dvi_connector_helper_funcs);
		if (ret)
			goto failed;
		if (i2c_bus->valid) {
			radeon_connector->ddc_bus = radeon_i2c_create(dev, i2c_bus, "DP");
			if (!radeon_connector->ddc_bus)
				goto failed;
		}
		subpixel_order = SubPixelHorizontalRGB;
		break;
	case DRM_MODE_CONNECTOR_SVIDEO:
	case DRM_MODE_CONNECTOR_Composite:
	case DRM_MODE_CONNECTOR_9PinDIN:
		if (radeon_tv == 1) {
			drm_connector_init(dev, &radeon_connector->base, &radeon_tv_connector_funcs, connector_type);
			ret = drm_connector_helper_add(&radeon_connector->base, &radeon_tv_connector_helper_funcs);
			if (ret)
				goto failed;
			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:
		radeon_dig_connector = kzalloc(sizeof(struct radeon_connector_atom_dig), GFP_KERNEL);
		if (!radeon_dig_connector)
			goto failed;
		radeon_dig_connector->linkb = linkb;
		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);
		ret = drm_connector_helper_add(&radeon_connector->base, &radeon_lvds_connector_helper_funcs);
		if (ret)
			goto failed;
		if (i2c_bus->valid) {
			radeon_connector->ddc_bus = radeon_i2c_create(dev, i2c_bus, "LVDS");
			if (!radeon_connector->ddc_bus)
				goto failed;
		}
		drm_mode_create_scaling_mode_property(dev);
		drm_connector_attach_property(&radeon_connector->base,
					      dev->mode_config.scaling_mode_property,
					      DRM_MODE_SCALE_FULLSCREEN);
		subpixel_order = SubPixelHorizontalRGB;
		break;
	}
 
	connector->display_info.subpixel_order = subpixel_order;
	drm_sysfs_connector_add(connector);
	return;
 
failed:
	if (radeon_connector->ddc_bus)
		radeon_i2c_destroy(radeon_connector->ddc_bus);
	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_device *rdev = dev->dev_private;
	struct drm_connector *connector;
	struct radeon_connector *radeon_connector;
	uint32_t subpixel_order = SubPixelNone;
	int ret;
 
 
 
 
 
	/* fixme - tv/cv/din */
	if (connector_type == DRM_MODE_CONNECTOR_Unknown)
		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;
	switch (connector_type) {
	case DRM_MODE_CONNECTOR_VGA:
		drm_connector_init(dev, &radeon_connector->base, &radeon_vga_connector_funcs, connector_type);
		ret = drm_connector_helper_add(&radeon_connector->base, &radeon_vga_connector_helper_funcs);
		if (ret)
			goto failed;
		if (i2c_bus->valid) {
			radeon_connector->ddc_bus = radeon_i2c_create(dev, i2c_bus, "VGA");
			if (!radeon_connector->ddc_bus)
				goto failed;
		}
		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_DVIA:
		drm_connector_init(dev, &radeon_connector->base, &radeon_vga_connector_funcs, connector_type);
		ret = drm_connector_helper_add(&radeon_connector->base, &radeon_vga_connector_helper_funcs);
		if (ret)
			goto failed;
		if (i2c_bus->valid) {
			radeon_connector->ddc_bus = radeon_i2c_create(dev, i2c_bus, "DVI");
			if (!radeon_connector->ddc_bus)
				goto failed;
		}
		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:
		drm_connector_init(dev, &radeon_connector->base, &radeon_dvi_connector_funcs, connector_type);
		ret = drm_connector_helper_add(&radeon_connector->base, &radeon_dvi_connector_helper_funcs);
		if (ret)
			goto failed;
		if (i2c_bus->valid) {
			radeon_connector->ddc_bus = radeon_i2c_create(dev, i2c_bus, "DVI");
			if (!radeon_connector->ddc_bus)
				goto failed;
			radeon_connector->dac_load_detect = true;
			drm_connector_attach_property(&radeon_connector->base,
						      rdev->mode_info.load_detect_property,
						      1);
		}
		subpixel_order = SubPixelHorizontalRGB;
		break;
	case DRM_MODE_CONNECTOR_SVIDEO:
	case DRM_MODE_CONNECTOR_Composite:
	case DRM_MODE_CONNECTOR_9PinDIN:
		if (radeon_tv == 1) {
			drm_connector_init(dev, &radeon_connector->base, &radeon_tv_connector_funcs, connector_type);
			ret = drm_connector_helper_add(&radeon_connector->base, &radeon_tv_connector_helper_funcs);
			if (ret)
				goto failed;
			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,
						      1);
		}
		break;
	case DRM_MODE_CONNECTOR_LVDS:
		drm_connector_init(dev, &radeon_connector->base, &radeon_lvds_connector_funcs, connector_type);
		ret = drm_connector_helper_add(&radeon_connector->base, &radeon_lvds_connector_helper_funcs);
		if (ret)
			goto failed;
		if (i2c_bus->valid) {
			radeon_connector->ddc_bus = radeon_i2c_create(dev, i2c_bus, "LVDS");
			if (!radeon_connector->ddc_bus)
				goto failed;
		}
		drm_connector_attach_property(&radeon_connector->base,
					      dev->mode_config.scaling_mode_property,
					      DRM_MODE_SCALE_FULLSCREEN);
		subpixel_order = SubPixelHorizontalRGB;
		break;
	}
 
	connector->display_info.subpixel_order = subpixel_order;
	drm_sysfs_connector_add(connector);
 
	return;
 
failed:
	if (radeon_connector->ddc_bus)
		radeon_i2c_destroy(radeon_connector->ddc_bus);
	drm_connector_cleanup(connector);
	kfree(connector);
 
}

Rev 1268	Rev 1313
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	static void radeon_property_change_mode(struct drm_encoder *encoder)	43	static void radeon_property_change_mode(struct drm_encoder *encoder)
44	{	44	{
45	struct drm_crtc *crtc = encoder->crtc;	45	struct drm_crtc *crtc = encoder->crtc;
46		46
47	if (crtc && crtc->enabled) {	47	if (crtc && crtc->enabled) {
48	drm_crtc_helper_set_mode(crtc, &crtc->mode,	48	drm_crtc_helper_set_mode(crtc, &crtc->mode,
49	crtc->x, crtc->y, crtc->fb);	49	crtc->x, crtc->y, crtc->fb);
50	}	50	}
51	}	51	}
52	static void	52	static void
53	radeon_connector_update_scratch_regs(struct drm_connector *connector, enum drm_connector_status status)	53	radeon_connector_update_scratch_regs(struct drm_connector *connector, enum drm_connector_status status)
54	{	54	{
55	struct drm_device *dev = connector->dev;	55	struct drm_device *dev = connector->dev;
56	struct radeon_device *rdev = dev->dev_private;	56	struct radeon_device *rdev = dev->dev_private;
57	struct drm_encoder *best_encoder = NULL;	57	struct drm_encoder *best_encoder = NULL;
58	struct drm_encoder *encoder = NULL;	58	struct drm_encoder *encoder = NULL;
59	struct drm_connector_helper_funcs *connector_funcs = connector->helper_private;	59	struct drm_connector_helper_funcs *connector_funcs = connector->helper_private;
60	struct drm_mode_object *obj;	60	struct drm_mode_object *obj;
61	bool connected;	61	bool connected;
62	int i;	62	int i;
63		63
64	best_encoder = connector_funcs->best_encoder(connector);	64	best_encoder = connector_funcs->best_encoder(connector);
65		65
66	for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) {	66	for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) {
67	if (connector->encoder_ids[i] == 0)	67	if (connector->encoder_ids[i] == 0)
68	break;	68	break;
69		69
70	obj = drm_mode_object_find(connector->dev,	70	obj = drm_mode_object_find(connector->dev,
71	connector->encoder_ids[i],	71	connector->encoder_ids[i],
72	DRM_MODE_OBJECT_ENCODER);	72	DRM_MODE_OBJECT_ENCODER);
73	if (!obj)	73	if (!obj)
74	continue;	74	continue;
75		75
76	encoder = obj_to_encoder(obj);	76	encoder = obj_to_encoder(obj);
77		77
78	if ((encoder == best_encoder) && (status == connector_status_connected))	78	if ((encoder == best_encoder) && (status == connector_status_connected))
79	connected = true;	79	connected = true;
80	else	80	else
81	connected = false;	81	connected = false;
82		82
83	if (rdev->is_atom_bios)	83	if (rdev->is_atom_bios)
84	radeon_atombios_connected_scratch_regs(connector, encoder, connected);	84	radeon_atombios_connected_scratch_regs(connector, encoder, connected);
85	else	85	else
86	radeon_combios_connected_scratch_regs(connector, encoder, connected);	86	radeon_combios_connected_scratch_regs(connector, encoder, connected);
87		87
88	}	88	}
89	}	89	}
90		90
91	struct drm_encoder radeon_find_encoder(struct drm_connector connector, int encoder_type)	91	struct drm_encoder radeon_find_encoder(struct drm_connector connector, int encoder_type)
92	{	92	{
93	struct drm_mode_object *obj;	93	struct drm_mode_object *obj;
94	struct drm_encoder *encoder;	94	struct drm_encoder *encoder;
95	int i;	95	int i;
96		96
97	for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) {	97	for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) {
98	if (connector->encoder_ids[i] == 0)	98	if (connector->encoder_ids[i] == 0)
99	break;	99	break;
100		100
101	obj = drm_mode_object_find(connector->dev, connector->encoder_ids[i], DRM_MODE_OBJECT_ENCODER);	101	obj = drm_mode_object_find(connector->dev, connector->encoder_ids[i], DRM_MODE_OBJECT_ENCODER);
102	if (!obj)	102	if (!obj)
103	continue;	103	continue;
104		104
105	encoder = obj_to_encoder(obj);	105	encoder = obj_to_encoder(obj);
106	if (encoder->encoder_type == encoder_type)	106	if (encoder->encoder_type == encoder_type)
107	return encoder;	107	return encoder;
108	}	108	}
109	return NULL;	109	return NULL;
110	}	110	}
111		111
112	struct drm_encoder radeon_best_single_encoder(struct drm_connector connector)	112	struct drm_encoder radeon_best_single_encoder(struct drm_connector connector)
113	{	113	{
114	int enc_id = connector->encoder_ids[0];	114	int enc_id = connector->encoder_ids[0];
115	struct drm_mode_object *obj;	115	struct drm_mode_object *obj;
116	struct drm_encoder *encoder;	116	struct drm_encoder *encoder;
117		117
118	/* pick the encoder ids */	118	/* pick the encoder ids */
119	if (enc_id) {	119	if (enc_id) {
120	obj = drm_mode_object_find(connector->dev, enc_id, DRM_MODE_OBJECT_ENCODER);	120	obj = drm_mode_object_find(connector->dev, enc_id, DRM_MODE_OBJECT_ENCODER);
121	if (!obj)	121	if (!obj)
122	return NULL;	122	return NULL;
123	encoder = obj_to_encoder(obj);	123	encoder = obj_to_encoder(obj);
124	return encoder;	124	return encoder;
125	}	125	}
126	return NULL;	126	return NULL;
127	}	127	}
128		128
129	/*	129	/*
130	* radeon_connector_analog_encoder_conflict_solve	130	* radeon_connector_analog_encoder_conflict_solve
131	* - search for other connectors sharing this encoder	131	* - search for other connectors sharing this encoder
132	* if priority is true, then set them disconnected if this is connected	132	* if priority is true, then set them disconnected if this is connected
133	* if priority is false, set us disconnected if they are connected	133	* if priority is false, set us disconnected if they are connected
134	*/	134	*/
135	static enum drm_connector_status	135	static enum drm_connector_status
136	radeon_connector_analog_encoder_conflict_solve(struct drm_connector *connector,	136	radeon_connector_analog_encoder_conflict_solve(struct drm_connector *connector,
137	struct drm_encoder *encoder,	137	struct drm_encoder *encoder,
138	enum drm_connector_status current_status,	138	enum drm_connector_status current_status,
139	bool priority)	139	bool priority)
140	{	140	{
141	struct drm_device *dev = connector->dev;	141	struct drm_device *dev = connector->dev;
142	struct drm_connector *conflict;	142	struct drm_connector *conflict;
143	int i;	143	int i;
144		144
145	list_for_each_entry(conflict, &dev->mode_config.connector_list, head) {	145	list_for_each_entry(conflict, &dev->mode_config.connector_list, head) {
146	if (conflict == connector)	146	if (conflict == connector)
147	continue;	147	continue;
148		148
149	for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) {	149	for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) {
150	if (conflict->encoder_ids[i] == 0)	150	if (conflict->encoder_ids[i] == 0)
151	break;	151	break;
152		152
153	/* if the IDs match */	153	/* if the IDs match */
154	if (conflict->encoder_ids[i] == encoder->base.id) {	154	if (conflict->encoder_ids[i] == encoder->base.id) {
155	if (conflict->status != connector_status_connected)	155	if (conflict->status != connector_status_connected)
156	continue;	156	continue;
157		157
158	if (priority == true) {	158	if (priority == true) {
159	DRM_INFO("1: conflicting encoders switching off %s\n", drm_get_connector_name(conflict));	159	DRM_INFO("1: conflicting encoders switching off %s\n", drm_get_connector_name(conflict));
160	DRM_INFO("in favor of %s\n", drm_get_connector_name(connector));	160	DRM_INFO("in favor of %s\n", drm_get_connector_name(connector));
161	conflict->status = connector_status_disconnected;	161	conflict->status = connector_status_disconnected;
162	radeon_connector_update_scratch_regs(conflict, connector_status_disconnected);	162	radeon_connector_update_scratch_regs(conflict, connector_status_disconnected);
163	} else {	163	} else {
164	DRM_INFO("2: conflicting encoders switching off %s\n", drm_get_connector_name(connector));	164	DRM_INFO("2: conflicting encoders switching off %s\n", drm_get_connector_name(connector));
165	DRM_INFO("in favor of %s\n", drm_get_connector_name(conflict));	165	DRM_INFO("in favor of %s\n", drm_get_connector_name(conflict));
166	current_status = connector_status_disconnected;	166	current_status = connector_status_disconnected;
167	}	167	}
168	break;	168	break;
169	}	169	}
170	}	170	}
171	}	171	}
172	return current_status;	172	return current_status;
173		173
174	}	174	}
175		175
176	static struct drm_display_mode radeon_fp_native_mode(struct drm_encoder encoder)	176	static struct drm_display_mode radeon_fp_native_mode(struct drm_encoder encoder)
177	{	177	{
178	struct drm_device *dev = encoder->dev;	178	struct drm_device *dev = encoder->dev;
179	struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);	179	struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
180	struct drm_display_mode *mode = NULL;	180	struct drm_display_mode *mode = NULL;
181	struct drm_display_mode *native_mode = &radeon_encoder->native_mode;	181	struct drm_display_mode *native_mode = &radeon_encoder->native_mode;
182		182
183	if (native_mode->hdisplay != 0 &&	183	if (native_mode->hdisplay != 0 &&
184	native_mode->vdisplay != 0 &&	184	native_mode->vdisplay != 0 &&
185	native_mode->clock != 0) {	185	native_mode->clock != 0) {
186	mode = drm_mode_duplicate(dev, native_mode);	186	mode = drm_mode_duplicate(dev, native_mode);
187	mode->type = DRM_MODE_TYPE_PREFERRED \| DRM_MODE_TYPE_DRIVER;	187	mode->type = DRM_MODE_TYPE_PREFERRED \| DRM_MODE_TYPE_DRIVER;
188	drm_mode_set_name(mode);	188	drm_mode_set_name(mode);
189		189
190	DRM_DEBUG("Adding native panel mode %s\n", mode->name);	190	DRM_DEBUG("Adding native panel mode %s\n", mode->name);
191	}	191	}
192	return mode;	192	return mode;
193	}	193	}
194		194
195	static void radeon_add_common_modes(struct drm_encoder encoder, struct drm_connector connector)	195	static void radeon_add_common_modes(struct drm_encoder encoder, struct drm_connector connector)
196	{	196	{
197	struct drm_device *dev = encoder->dev;	197	struct drm_device *dev = encoder->dev;
198	struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);	198	struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
199	struct drm_display_mode *mode = NULL;	199	struct drm_display_mode *mode = NULL;
200	struct drm_display_mode *native_mode = &radeon_encoder->native_mode;	200	struct drm_display_mode *native_mode = &radeon_encoder->native_mode;
201	int i;	201	int i;
202	struct mode_size {	202	struct mode_size {
203	int w;	203	int w;
204	int h;	204	int h;
205	} common_modes[17] = {	205	} common_modes[17] = {
206	{ 640, 480},	206	{ 640, 480},
207	{ 720, 480},	207	{ 720, 480},
208	{ 800, 600},	208	{ 800, 600},
209	{ 848, 480},	209	{ 848, 480},
210	{1024, 768},	210	{1024, 768},
211	{1152, 768},	211	{1152, 768},
212	{1280, 720},	212	{1280, 720},
213	{1280, 800},	213	{1280, 800},
214	{1280, 854},	214	{1280, 854},
215	{1280, 960},	215	{1280, 960},
216	{1280, 1024},	216	{1280, 1024},
217	{1440, 900},	217	{1440, 900},
218	{1400, 1050},	218	{1400, 1050},
219	{1680, 1050},	219	{1680, 1050},
220	{1600, 1200},	220	{1600, 1200},
221	{1920, 1080},	221	{1920, 1080},
222	{1920, 1200}	222	{1920, 1200}
223	};	223	};
224		224
225	for (i = 0; i < 17; i++) {	225	for (i = 0; i < 17; i++) {
226	if (radeon_encoder->devices & (ATOM_DEVICE_TV_SUPPORT)) {	226	if (radeon_encoder->devices & (ATOM_DEVICE_TV_SUPPORT)) {
227	if (common_modes[i].w > 1024 \|\|	227	if (common_modes[i].w > 1024 \|\|
228	common_modes[i].h > 768)	228	common_modes[i].h > 768)
229	continue;	229	continue;
230	}	230	}
231	if (radeon_encoder->devices & (ATOM_DEVICE_LCD_SUPPORT)) {	231	if (radeon_encoder->devices & (ATOM_DEVICE_LCD_SUPPORT)) {
232	if (common_modes[i].w > native_mode->hdisplay \|\|	232	if (common_modes[i].w > native_mode->hdisplay \|\|
233	common_modes[i].h > native_mode->vdisplay \|\|	233	common_modes[i].h > native_mode->vdisplay \|\|
234	(common_modes[i].w == native_mode->hdisplay &&	234	(common_modes[i].w == native_mode->hdisplay &&
235	common_modes[i].h == native_mode->vdisplay))	235	common_modes[i].h == native_mode->vdisplay))
236	continue;	236	continue;
237	}	237	}
238	if (common_modes[i].w < 320 \|\| common_modes[i].h < 200)	238	if (common_modes[i].w < 320 \|\| common_modes[i].h < 200)
239	continue;	239	continue;
240		240
241	mode = drm_cvt_mode(dev, common_modes[i].w, common_modes[i].h, 60, false, false, false);	241	mode = drm_cvt_mode(dev, common_modes[i].w, common_modes[i].h, 60, false, false, false);
242	drm_mode_probed_add(connector, mode);	242	drm_mode_probed_add(connector, mode);
243	}	243	}
244	}	244	}
245		245
246	int radeon_connector_set_property(struct drm_connector connector, struct drm_property property,	246	int radeon_connector_set_property(struct drm_connector connector, struct drm_property property,
247	uint64_t val)	247	uint64_t val)
248	{	248	{
249	struct drm_device *dev = connector->dev;	249	struct drm_device *dev = connector->dev;
250	struct radeon_device *rdev = dev->dev_private;	250	struct radeon_device *rdev = dev->dev_private;
251	struct drm_encoder *encoder;	251	struct drm_encoder *encoder;
252	struct radeon_encoder *radeon_encoder;	252	struct radeon_encoder *radeon_encoder;
253		253
254	if (property == rdev->mode_info.coherent_mode_property) {	254	if (property == rdev->mode_info.coherent_mode_property) {
255	struct radeon_encoder_atom_dig *dig;	255	struct radeon_encoder_atom_dig *dig;
256		256
257	/* need to find digital encoder on connector */	257	/* need to find digital encoder on connector */
258	encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TMDS);	258	encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TMDS);
259	if (!encoder)	259	if (!encoder)
260	return 0;	260	return 0;
261		261
262	radeon_encoder = to_radeon_encoder(encoder);	262	radeon_encoder = to_radeon_encoder(encoder);
263		263
264	if (!radeon_encoder->enc_priv)	264	if (!radeon_encoder->enc_priv)
265	return 0;	265	return 0;
266		266
267	dig = radeon_encoder->enc_priv;	267	dig = radeon_encoder->enc_priv;
268	dig->coherent_mode = val ? true : false;	268	dig->coherent_mode = val ? true : false;
269	radeon_property_change_mode(&radeon_encoder->base);	269	radeon_property_change_mode(&radeon_encoder->base);
270	}	270	}
271		271
272	if (property == rdev->mode_info.tv_std_property) {	272	if (property == rdev->mode_info.tv_std_property) {
273	encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TVDAC);	273	encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TVDAC);
274	if (!encoder) {	274	if (!encoder) {
275	encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_DAC);	275	encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_DAC);
276	}	276	}
277		277
278	if (!encoder)	278	if (!encoder)
279	return 0;	279	return 0;
280		280
281	radeon_encoder = to_radeon_encoder(encoder);	281	radeon_encoder = to_radeon_encoder(encoder);
282	if (!radeon_encoder->enc_priv)	282	if (!radeon_encoder->enc_priv)
283	return 0;	283	return 0;
284	if (rdev->is_atom_bios) {	284	if (rdev->is_atom_bios) {
285	struct radeon_encoder_atom_dac *dac_int;	285	struct radeon_encoder_atom_dac *dac_int;
286	dac_int = radeon_encoder->enc_priv;	286	dac_int = radeon_encoder->enc_priv;
287	dac_int->tv_std = val;	287	dac_int->tv_std = val;
288	} else {	288	} else {
289	struct radeon_encoder_tv_dac *dac_int;	289	struct radeon_encoder_tv_dac *dac_int;
290	dac_int = radeon_encoder->enc_priv;	290	dac_int = radeon_encoder->enc_priv;
291	dac_int->tv_std = val;	291	dac_int->tv_std = val;
292	}	292	}
293	radeon_property_change_mode(&radeon_encoder->base);	293	radeon_property_change_mode(&radeon_encoder->base);
294	}	294	}
295		295
296	if (property == rdev->mode_info.load_detect_property) {	296	if (property == rdev->mode_info.load_detect_property) {
297	struct radeon_connector *radeon_connector =	297	struct radeon_connector *radeon_connector =
298	to_radeon_connector(connector);	298	to_radeon_connector(connector);
299		299
300	if (val == 0)	300	if (val == 0)
301	radeon_connector->dac_load_detect = false;	301	radeon_connector->dac_load_detect = false;
302	else	302	else
303	radeon_connector->dac_load_detect = true;	303	radeon_connector->dac_load_detect = true;
304	}	304	}
305		305
306	if (property == rdev->mode_info.tmds_pll_property) {	306	if (property == rdev->mode_info.tmds_pll_property) {
307	struct radeon_encoder_int_tmds *tmds = NULL;	307	struct radeon_encoder_int_tmds *tmds = NULL;
308	bool ret = false;	308	bool ret = false;
309	/* need to find digital encoder on connector */	309	/* need to find digital encoder on connector */
310	encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TMDS);	310	encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TMDS);
311	if (!encoder)	311	if (!encoder)
312	return 0;	312	return 0;
313		313
314	radeon_encoder = to_radeon_encoder(encoder);	314	radeon_encoder = to_radeon_encoder(encoder);
315		315
316	tmds = radeon_encoder->enc_priv;	316	tmds = radeon_encoder->enc_priv;
317	if (!tmds)	317	if (!tmds)
318	return 0;	318	return 0;
319		319
320	if (val == 0) {	320	if (val == 0) {
321	if (rdev->is_atom_bios)	321	if (rdev->is_atom_bios)
322	ret = radeon_atombios_get_tmds_info(radeon_encoder, tmds);	322	ret = radeon_atombios_get_tmds_info(radeon_encoder, tmds);
323	else	323	else
324	ret = radeon_legacy_get_tmds_info_from_combios(radeon_encoder, tmds);	324	ret = radeon_legacy_get_tmds_info_from_combios(radeon_encoder, tmds);
325	}	325	}
326	if (val == 1 \|\| ret == false) {	326	if (val == 1 \|\| ret == false) {
327	radeon_legacy_get_tmds_info_from_table(radeon_encoder, tmds);	327	radeon_legacy_get_tmds_info_from_table(radeon_encoder, tmds);
328	}	328	}
329	radeon_property_change_mode(&radeon_encoder->base);	329	radeon_property_change_mode(&radeon_encoder->base);
330	}	330	}
331		331
332	return 0;	332	return 0;
333	}	333	}
334		334
335	static void radeon_fixup_lvds_native_mode(struct drm_encoder *encoder,	335	static void radeon_fixup_lvds_native_mode(struct drm_encoder *encoder,
336	struct drm_connector *connector)	336	struct drm_connector *connector)
337	{	337	{
338	struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);	338	struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
339	struct drm_display_mode *native_mode = &radeon_encoder->native_mode;	339	struct drm_display_mode *native_mode = &radeon_encoder->native_mode;
340		340
341	/* Try to get native mode details from EDID if necessary */	341	/* Try to get native mode details from EDID if necessary */
342	if (!native_mode->clock) {	342	if (!native_mode->clock) {
343	struct drm_display_mode t, mode;	343	struct drm_display_mode t, mode;
344		344
345	list_for_each_entry_safe(mode, t, &connector->probed_modes, head) {	345	list_for_each_entry_safe(mode, t, &connector->probed_modes, head) {
346	if (mode->hdisplay == native_mode->hdisplay &&	346	if (mode->hdisplay == native_mode->hdisplay &&
347	mode->vdisplay == native_mode->vdisplay) {	347	mode->vdisplay == native_mode->vdisplay) {
348	native_mode = mode;	348	native_mode = mode;
349	drm_mode_set_crtcinfo(native_mode, CRTC_INTERLACE_HALVE_V);	349	drm_mode_set_crtcinfo(native_mode, CRTC_INTERLACE_HALVE_V);
350	DRM_INFO("Determined LVDS native mode details from EDID\n");	350	DRM_INFO("Determined LVDS native mode details from EDID\n");
351	break;	351	break;
352	}	352	}
353	}	353	}
354	}	354	}
355	if (!native_mode->clock) {	355	if (!native_mode->clock) {
356	DRM_INFO("No LVDS native mode details, disabling RMX\n");	356	DRM_INFO("No LVDS native mode details, disabling RMX\n");
357	radeon_encoder->rmx_type = RMX_OFF;	357	radeon_encoder->rmx_type = RMX_OFF;
358	}	358	}
359	}	359	}
360		360
361	static int radeon_lvds_get_modes(struct drm_connector *connector)	361	static int radeon_lvds_get_modes(struct drm_connector *connector)
362	{	362	{
363	struct radeon_connector *radeon_connector = to_radeon_connector(connector);	363	struct radeon_connector *radeon_connector = to_radeon_connector(connector);
364	struct drm_encoder *encoder;	364	struct drm_encoder *encoder;
365	int ret = 0;	365	int ret = 0;
366	struct drm_display_mode *mode;	366	struct drm_display_mode *mode;
367		367
368	if (radeon_connector->ddc_bus) {	368	if (radeon_connector->ddc_bus) {
369	ret = radeon_ddc_get_modes(radeon_connector);	369	ret = radeon_ddc_get_modes(radeon_connector);
370	if (ret > 0) {	370	if (ret > 0) {
371	encoder = radeon_best_single_encoder(connector);	371	encoder = radeon_best_single_encoder(connector);
372	if (encoder) {	372	if (encoder) {
373	radeon_fixup_lvds_native_mode(encoder, connector);	373	radeon_fixup_lvds_native_mode(encoder, connector);
374	/* add scaled modes */	374	/* add scaled modes */
375	radeon_add_common_modes(encoder, connector);	375	radeon_add_common_modes(encoder, connector);
376	}	376	}
377	return ret;	377	return ret;
378	}	378	}
379	}	379	}
380		380
381	encoder = radeon_best_single_encoder(connector);	381	encoder = radeon_best_single_encoder(connector);
382	if (!encoder)	382	if (!encoder)
383	return 0;	383	return 0;
384		384
385	/* we have no EDID modes */	385	/* we have no EDID modes */
386	mode = radeon_fp_native_mode(encoder);	386	mode = radeon_fp_native_mode(encoder);
387	if (mode) {	387	if (mode) {
388	ret = 1;	388	ret = 1;
389	drm_mode_probed_add(connector, mode);	389	drm_mode_probed_add(connector, mode);
390	/* add scaled modes */	390	/* add scaled modes */
391	radeon_add_common_modes(encoder, connector);	391	radeon_add_common_modes(encoder, connector);
392	}	392	}
393		393
394	return ret;	394	return ret;
395	}	395	}
396		396
397	static int radeon_lvds_mode_valid(struct drm_connector *connector,	397	static int radeon_lvds_mode_valid(struct drm_connector *connector,
398	struct drm_display_mode *mode)	398	struct drm_display_mode *mode)
399	{	399	{
400	struct drm_encoder *encoder = radeon_best_single_encoder(connector);	400	struct drm_encoder *encoder = radeon_best_single_encoder(connector);
401		401
402	if ((mode->hdisplay < 320) \|\| (mode->vdisplay < 240))	402	if ((mode->hdisplay < 320) \|\| (mode->vdisplay < 240))
403	return MODE_PANEL;	403	return MODE_PANEL;
404		404
405	if (encoder) {	405	if (encoder) {
406	struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);	406	struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
407	struct drm_display_mode *native_mode = &radeon_encoder->native_mode;	407	struct drm_display_mode *native_mode = &radeon_encoder->native_mode;
408		408
409	/* AVIVO hardware supports downscaling modes larger than the panel	409	/* AVIVO hardware supports downscaling modes larger than the panel
410	* to the panel size, but I'm not sure this is desirable.	410	* to the panel size, but I'm not sure this is desirable.
411	*/	411	*/
412	if ((mode->hdisplay > native_mode->hdisplay) \|\|	412	if ((mode->hdisplay > native_mode->hdisplay) \|\|
413	(mode->vdisplay > native_mode->vdisplay))	413	(mode->vdisplay > native_mode->vdisplay))
414	return MODE_PANEL;	414	return MODE_PANEL;
415		415
416	/* if scaling is disabled, block non-native modes */	416	/* if scaling is disabled, block non-native modes */
417	if (radeon_encoder->rmx_type == RMX_OFF) {	417	if (radeon_encoder->rmx_type == RMX_OFF) {
418	if ((mode->hdisplay != native_mode->hdisplay) \|\|	418	if ((mode->hdisplay != native_mode->hdisplay) \|\|
419	(mode->vdisplay != native_mode->vdisplay))	419	(mode->vdisplay != native_mode->vdisplay))
420	return MODE_PANEL;	420	return MODE_PANEL;
421	}	421	}
422	}	422	}
423		423
424	return MODE_OK;	424	return MODE_OK;
425	}	425	}
426		426
427	static enum drm_connector_status radeon_lvds_detect(struct drm_connector *connector)	427	static enum drm_connector_status radeon_lvds_detect(struct drm_connector *connector)
428	{	428	{
429	struct radeon_connector *radeon_connector = to_radeon_connector(connector);	429	struct radeon_connector *radeon_connector = to_radeon_connector(connector);
430	struct drm_encoder *encoder = radeon_best_single_encoder(connector);	430	struct drm_encoder *encoder = radeon_best_single_encoder(connector);
431	enum drm_connector_status ret = connector_status_disconnected;	431	enum drm_connector_status ret = connector_status_disconnected;
432		432
433	if (encoder) {	433	if (encoder) {
434	struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);	434	struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
435	struct drm_display_mode *native_mode = &radeon_encoder->native_mode;	435	struct drm_display_mode *native_mode = &radeon_encoder->native_mode;
436		436
437	/* check if panel is valid */	437	/* check if panel is valid */
438	if (native_mode->hdisplay >= 320 && native_mode->vdisplay >= 240)	438	if (native_mode->hdisplay >= 320 && native_mode->vdisplay >= 240)
439	ret = connector_status_connected;	439	ret = connector_status_connected;
440		440
441	}	441	}
442		442
443	/* check for edid as well */	443	/* check for edid as well */
444	if (radeon_connector->edid)	444	if (radeon_connector->edid)
445	ret = connector_status_connected;	445	ret = connector_status_connected;
446	else {	446	else {
447	if (radeon_connector->ddc_bus) {	447	if (radeon_connector->ddc_bus) {
448	radeon_i2c_do_lock(radeon_connector, 1);	448	radeon_i2c_do_lock(radeon_connector, 1);
449	radeon_connector->edid = drm_get_edid(&radeon_connector->base,	449	radeon_connector->edid = drm_get_edid(&radeon_connector->base,
450	&radeon_connector->ddc_bus->adapter);	450	&radeon_connector->ddc_bus->adapter);
451	radeon_i2c_do_lock(radeon_connector, 0);	451	radeon_i2c_do_lock(radeon_connector, 0);
452	if (radeon_connector->edid)	452	if (radeon_connector->edid)
453	ret = connector_status_connected;	453	ret = connector_status_connected;
454	}	454	}
455	}	455	}
456	/* check acpi lid status ??? */	456	/* check acpi lid status ??? */
457		457
458	radeon_connector_update_scratch_regs(connector, ret);	458	radeon_connector_update_scratch_regs(connector, ret);
459	return ret;	459	return ret;
460	}	460	}
461		461
462	static void radeon_connector_destroy(struct drm_connector *connector)	462	static void radeon_connector_destroy(struct drm_connector *connector)
463	{	463	{
464	struct radeon_connector *radeon_connector = to_radeon_connector(connector);	464	struct radeon_connector *radeon_connector = to_radeon_connector(connector);
465		465
466	if (radeon_connector->ddc_bus)	466	if (radeon_connector->ddc_bus)
467	radeon_i2c_destroy(radeon_connector->ddc_bus);	467	radeon_i2c_destroy(radeon_connector->ddc_bus);
468	if (radeon_connector->edid)	468	if (radeon_connector->edid)
469	kfree(radeon_connector->edid);	469	kfree(radeon_connector->edid);
470	kfree(radeon_connector->con_priv);	470	kfree(radeon_connector->con_priv);
471	drm_sysfs_connector_remove(connector);	471	drm_sysfs_connector_remove(connector);
472	drm_connector_cleanup(connector);	472	drm_connector_cleanup(connector);
473	kfree(connector);	473	kfree(connector);
474	}	474	}
475		475
476	static int radeon_lvds_set_property(struct drm_connector *connector,	476	static int radeon_lvds_set_property(struct drm_connector *connector,
477	struct drm_property *property,	477	struct drm_property *property,
478	uint64_t value)	478	uint64_t value)
479	{	479	{
480	struct drm_device *dev = connector->dev;	480	struct drm_device *dev = connector->dev;
481	struct radeon_encoder *radeon_encoder;	481	struct radeon_encoder *radeon_encoder;
482	enum radeon_rmx_type rmx_type;	482	enum radeon_rmx_type rmx_type;
483		483
484	DRM_DEBUG("\n");	484	DRM_DEBUG("\n");
485	if (property != dev->mode_config.scaling_mode_property)	485	if (property != dev->mode_config.scaling_mode_property)
486	return 0;	486	return 0;
487		487
488	if (connector->encoder)	488	if (connector->encoder)
489	radeon_encoder = to_radeon_encoder(connector->encoder);	489	radeon_encoder = to_radeon_encoder(connector->encoder);
490	else {	490	else {
491	struct drm_connector_helper_funcs *connector_funcs = connector->helper_private;	491	struct drm_connector_helper_funcs *connector_funcs = connector->helper_private;
492	radeon_encoder = to_radeon_encoder(connector_funcs->best_encoder(connector));	492	radeon_encoder = to_radeon_encoder(connector_funcs->best_encoder(connector));
493	}	493	}
494		494
495	switch (value) {	495	switch (value) {
496	case DRM_MODE_SCALE_NONE: rmx_type = RMX_OFF; break;	496	case DRM_MODE_SCALE_NONE: rmx_type = RMX_OFF; break;
497	case DRM_MODE_SCALE_CENTER: rmx_type = RMX_CENTER; break;	497	case DRM_MODE_SCALE_CENTER: rmx_type = RMX_CENTER; break;
498	case DRM_MODE_SCALE_ASPECT: rmx_type = RMX_ASPECT; break;	498	case DRM_MODE_SCALE_ASPECT: rmx_type = RMX_ASPECT; break;
499	default:	499	default:
500	case DRM_MODE_SCALE_FULLSCREEN: rmx_type = RMX_FULL; break;	500	case DRM_MODE_SCALE_FULLSCREEN: rmx_type = RMX_FULL; break;

Subversion Repositories Kolibri OS

(root)/drivers/video/drm/radeon/radeon_connectors.c – Rev 1268 → 1313