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

Rev	Author	Line No.	Line
1123	serge	1	/*
		2	* Copyright 2007-8 Advanced Micro Devices, Inc.
		3	* Copyright 2008 Red Hat Inc.
		4	*
		5	* Permission is hereby granted, free of charge, to any person obtaining a
		6	* copy of this software and associated documentation files (the "Software"),
		7	* to deal in the Software without restriction, including without limitation
		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
		10	* Software is furnished to do so, subject to the following conditions:
		11	*
		12	* The above copyright notice and this permission notice shall be included in
		13	* all copies or substantial portions of the Software.
		14	*
		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,
		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
		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
		21	* OTHER DEALINGS IN THE SOFTWARE.
		22	*
		23	* Authors: Dave Airlie
		24	* Alex Deucher
		25	*/
		26	#include "drmP.h"
1126	serge	27	#include "drm_edid.h"
1123	serge	28	#include "drm_crtc_helper.h"
		29	#include "radeon_drm.h"
		30	#include "radeon.h"
1179	serge	31	#include "atom.h"
1123	serge	32
		33	extern void
		34	radeon_combios_connected_scratch_regs(struct drm_connector *connector,
		35	struct drm_encoder *encoder,
		36	bool connected);
		37	extern void
		38	radeon_atombios_connected_scratch_regs(struct drm_connector *connector,
		39	struct drm_encoder *encoder,
		40	bool connected);
		41
1179	serge	42	static void radeon_property_change_mode(struct drm_encoder *encoder)
		43	{
		44	struct drm_crtc *crtc = encoder->crtc;
		45
		46	if (crtc && crtc->enabled) {
		47	drm_crtc_helper_set_mode(crtc, &crtc->mode,
		48	crtc->x, crtc->y, crtc->fb);
		49	}
		50	}
1123	serge	51	static void
		52	radeon_connector_update_scratch_regs(struct drm_connector *connector, enum drm_connector_status status)
		53	{
		54	struct drm_device *dev = connector->dev;
		55	struct radeon_device *rdev = dev->dev_private;
		56	struct drm_encoder *best_encoder = NULL;
		57	struct drm_encoder *encoder = NULL;
		58	struct drm_connector_helper_funcs *connector_funcs = connector->helper_private;
		59	struct drm_mode_object *obj;
		60	bool connected;
		61	int i;
		62
		63	best_encoder = connector_funcs->best_encoder(connector);
		64
		65	for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) {
		66	if (connector->encoder_ids[i] == 0)
		67	break;
		68
		69	obj = drm_mode_object_find(connector->dev,
		70	connector->encoder_ids[i],
		71	DRM_MODE_OBJECT_ENCODER);
		72	if (!obj)
		73	continue;
		74
		75	encoder = obj_to_encoder(obj);
		76
		77	if ((encoder == best_encoder) && (status == connector_status_connected))
		78	connected = true;
		79	else
		80	connected = false;
		81
		82	if (rdev->is_atom_bios)
		83	radeon_atombios_connected_scratch_regs(connector, encoder, connected);
		84	else
		85	radeon_combios_connected_scratch_regs(connector, encoder, connected);
		86
		87	}
		88	}
		89
1179	serge	90	struct drm_encoder radeon_find_encoder(struct drm_connector connector, int encoder_type)
		91	{
		92	struct drm_mode_object *obj;
		93	struct drm_encoder *encoder;
		94	int i;
		95
		96	for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) {
		97	if (connector->encoder_ids[i] == 0)
		98	break;
		99
		100	obj = drm_mode_object_find(connector->dev, connector->encoder_ids[i], DRM_MODE_OBJECT_ENCODER);
		101	if (!obj)
		102	continue;
		103
		104	encoder = obj_to_encoder(obj);
		105	if (encoder->encoder_type == encoder_type)
		106	return encoder;
		107	}
		108	return NULL;
		109	}
		110
1123	serge	111	struct drm_encoder radeon_best_single_encoder(struct drm_connector connector)
		112	{
		113	int enc_id = connector->encoder_ids[0];
		114	struct drm_mode_object *obj;
		115	struct drm_encoder *encoder;
		116
		117	/* pick the encoder ids */
		118	if (enc_id) {
		119	obj = drm_mode_object_find(connector->dev, enc_id, DRM_MODE_OBJECT_ENCODER);
		120	if (!obj)
		121	return NULL;
		122	encoder = obj_to_encoder(obj);
		123	return encoder;
		124	}
		125	return NULL;
		126	}
		127
1179	serge	128	/*
		129	* radeon_connector_analog_encoder_conflict_solve
		130	* - search for other connectors sharing this encoder
		131	* if priority is true, then set them disconnected if this is connected
		132	* if priority is false, set us disconnected if they are connected
		133	*/
		134	static enum drm_connector_status
		135	radeon_connector_analog_encoder_conflict_solve(struct drm_connector *connector,
		136	struct drm_encoder *encoder,
		137	enum drm_connector_status current_status,
		138	bool priority)
		139	{
		140	struct drm_device *dev = connector->dev;
		141	struct drm_connector *conflict;
		142	int i;
		143
		144	list_for_each_entry(conflict, &dev->mode_config.connector_list, head) {
		145	if (conflict == connector)
		146	continue;
		147
		148	for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) {
		149	if (conflict->encoder_ids[i] == 0)
		150	break;
		151
		152	/* if the IDs match */
		153	if (conflict->encoder_ids[i] == encoder->base.id) {
		154	if (conflict->status != connector_status_connected)
		155	continue;
		156
		157	if (priority == true) {
		158	DRM_INFO("1: conflicting encoders switching off %s\n", drm_get_connector_name(conflict));
		159	DRM_INFO("in favor of %s\n", drm_get_connector_name(connector));
		160	conflict->status = connector_status_disconnected;
		161	radeon_connector_update_scratch_regs(conflict, connector_status_disconnected);
		162	} else {
		163	DRM_INFO("2: conflicting encoders switching off %s\n", drm_get_connector_name(connector));
		164	DRM_INFO("in favor of %s\n", drm_get_connector_name(conflict));
		165	current_status = connector_status_disconnected;
		166	}
		167	break;
		168	}
		169	}
		170	}
		171	return current_status;
		172
		173	}
		174
1123	serge	175	static struct drm_display_mode radeon_fp_native_mode(struct drm_encoder encoder)
		176	{
		177	struct drm_device *dev = encoder->dev;
		178	struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
		179	struct drm_display_mode *mode = NULL;
		180	struct radeon_native_mode *native_mode = &radeon_encoder->native_mode;
		181
		182	if (native_mode->panel_xres != 0 &&
		183	native_mode->panel_yres != 0 &&
		184	native_mode->dotclock != 0) {
		185	mode = drm_mode_create(dev);
		186
		187	mode->hdisplay = native_mode->panel_xres;
		188	mode->vdisplay = native_mode->panel_yres;
		189
		190	mode->htotal = mode->hdisplay + native_mode->hblank;
		191	mode->hsync_start = mode->hdisplay + native_mode->hoverplus;
		192	mode->hsync_end = mode->hsync_start + native_mode->hsync_width;
		193	mode->vtotal = mode->vdisplay + native_mode->vblank;
		194	mode->vsync_start = mode->vdisplay + native_mode->voverplus;
		195	mode->vsync_end = mode->vsync_start + native_mode->vsync_width;
		196	mode->clock = native_mode->dotclock;
		197	mode->flags = 0;
		198
		199	mode->type = DRM_MODE_TYPE_PREFERRED \| DRM_MODE_TYPE_DRIVER;
		200	drm_mode_set_name(mode);
		201
		202	DRM_DEBUG("Adding native panel mode %s\n", mode->name);
		203	}
		204	return mode;
		205	}
		206
1179	serge	207	static void radeon_add_common_modes(struct drm_encoder encoder, struct drm_connector connector)
		208	{
		209	struct drm_device *dev = encoder->dev;
		210	struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
		211	struct drm_display_mode *mode = NULL;
		212	struct radeon_native_mode *native_mode = &radeon_encoder->native_mode;
		213	int i;
		214	struct mode_size {
		215	int w;
		216	int h;
		217	} common_modes[17] = {
		218	{ 640, 480},
		219	{ 720, 480},
		220	{ 800, 600},
		221	{ 848, 480},
		222	{1024, 768},
		223	{1152, 768},
		224	{1280, 720},
		225	{1280, 800},
		226	{1280, 854},
		227	{1280, 960},
		228	{1280, 1024},
		229	{1440, 900},
		230	{1400, 1050},
		231	{1680, 1050},
		232	{1600, 1200},
		233	{1920, 1080},
		234	{1920, 1200}
		235	};
		236
		237	for (i = 0; i < 17; i++) {
		238	if (radeon_encoder->devices & (ATOM_DEVICE_LCD_SUPPORT)) {
		239	if (common_modes[i].w > native_mode->panel_xres \|\|
		240	common_modes[i].h > native_mode->panel_yres \|\|
		241	(common_modes[i].w == native_mode->panel_xres &&
		242	common_modes[i].h == native_mode->panel_yres))
		243	continue;
		244	}
		245	if (common_modes[i].w < 320 \|\| common_modes[i].h < 200)
		246	continue;
		247
		248	mode = drm_cvt_mode(dev, common_modes[i].w, common_modes[i].h, 60, false, false);
		249	drm_mode_probed_add(connector, mode);
		250	}
		251	}
		252
1123	serge	253	int radeon_connector_set_property(struct drm_connector connector, struct drm_property property,
		254	uint64_t val)
		255	{
1179	serge	256	struct drm_device *dev = connector->dev;
		257	struct radeon_device *rdev = dev->dev_private;
		258	struct drm_encoder *encoder;
		259	struct radeon_encoder *radeon_encoder;
		260
		261	if (property == rdev->mode_info.coherent_mode_property) {
		262	struct radeon_encoder_atom_dig *dig;
		263
		264	/* need to find digital encoder on connector */
		265	encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TMDS);
		266	if (!encoder)
		267	return 0;
		268
		269	radeon_encoder = to_radeon_encoder(encoder);
		270
		271	if (!radeon_encoder->enc_priv)
		272	return 0;
		273
		274	dig = radeon_encoder->enc_priv;
		275	dig->coherent_mode = val ? true : false;
		276	radeon_property_change_mode(&radeon_encoder->base);
		277	}
		278
		279	if (property == rdev->mode_info.tv_std_property) {
		280	encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TVDAC);
		281	if (!encoder) {
		282	encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_DAC);
		283	}
		284
		285	if (!encoder)
		286	return 0;
		287
		288	radeon_encoder = to_radeon_encoder(encoder);
		289	if (!radeon_encoder->enc_priv)
		290	return 0;
		291	if (rdev->is_atom_bios) {
		292	struct radeon_encoder_atom_dac *dac_int;
		293	dac_int = radeon_encoder->enc_priv;
		294	dac_int->tv_std = val;
		295	} else {
		296	struct radeon_encoder_tv_dac *dac_int;
		297	dac_int = radeon_encoder->enc_priv;
		298	dac_int->tv_std = val;
		299	}
		300	radeon_property_change_mode(&radeon_encoder->base);
		301	}
		302
		303	if (property == rdev->mode_info.load_detect_property) {
		304	struct radeon_connector *radeon_connector =
		305	to_radeon_connector(connector);
		306
		307	if (val == 0)
		308	radeon_connector->dac_load_detect = false;
		309	else
		310	radeon_connector->dac_load_detect = true;
		311	}
		312
		313	if (property == rdev->mode_info.tmds_pll_property) {
		314	struct radeon_encoder_int_tmds *tmds = NULL;
		315	bool ret = false;
		316	/* need to find digital encoder on connector */
		317	encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TMDS);
		318	if (!encoder)
		319	return 0;
		320
		321	radeon_encoder = to_radeon_encoder(encoder);
		322
		323	tmds = radeon_encoder->enc_priv;
		324	if (!tmds)
		325	return 0;
		326
		327	if (val == 0) {
		328	if (rdev->is_atom_bios)
		329	ret = radeon_atombios_get_tmds_info(radeon_encoder, tmds);
		330	else
		331	ret = radeon_legacy_get_tmds_info_from_combios(radeon_encoder, tmds);
		332	}
		333	if (val == 1 \|\| ret == false) {
		334	radeon_legacy_get_tmds_info_from_table(radeon_encoder, tmds);
		335	}
		336	radeon_property_change_mode(&radeon_encoder->base);
		337	}
		338
1123	serge	339	return 0;
		340	}
		341
1179	serge	342	static void radeon_fixup_lvds_native_mode(struct drm_encoder *encoder,
		343	struct drm_connector *connector)
		344	{
		345	struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
		346	struct radeon_native_mode *native_mode = &radeon_encoder->native_mode;
1123	serge	347
1179	serge	348	/* Try to get native mode details from EDID if necessary */
		349	if (!native_mode->dotclock) {
		350	struct drm_display_mode t, mode;
		351
		352	list_for_each_entry_safe(mode, t, &connector->probed_modes, head) {
		353	if (mode->hdisplay == native_mode->panel_xres &&
		354	mode->vdisplay == native_mode->panel_yres) {
		355	native_mode->hblank = mode->htotal - mode->hdisplay;
		356	native_mode->hoverplus = mode->hsync_start - mode->hdisplay;
		357	native_mode->hsync_width = mode->hsync_end - mode->hsync_start;
		358	native_mode->vblank = mode->vtotal - mode->vdisplay;
		359	native_mode->voverplus = mode->vsync_start - mode->vdisplay;
		360	native_mode->vsync_width = mode->vsync_end - mode->vsync_start;
		361	native_mode->dotclock = mode->clock;
		362	DRM_INFO("Determined LVDS native mode details from EDID\n");
		363	break;
		364	}
		365	}
		366	}
		367	if (!native_mode->dotclock) {
		368	DRM_INFO("No LVDS native mode details, disabling RMX\n");
		369	radeon_encoder->rmx_type = RMX_OFF;
		370	}
		371	}
		372
1123	serge	373	static int radeon_lvds_get_modes(struct drm_connector *connector)
		374	{
		375	struct radeon_connector *radeon_connector = to_radeon_connector(connector);
		376	struct drm_encoder *encoder;
		377	int ret = 0;
		378	struct drm_display_mode *mode;
		379
		380	if (radeon_connector->ddc_bus) {
		381	ret = radeon_ddc_get_modes(radeon_connector);
		382	if (ret > 0) {
1179	serge	383	encoder = radeon_best_single_encoder(connector);
		384	if (encoder) {
		385	radeon_fixup_lvds_native_mode(encoder, connector);
		386	/* add scaled modes */
		387	radeon_add_common_modes(encoder, connector);
		388	}
1123	serge	389	return ret;
		390	}
		391	}
		392
		393	encoder = radeon_best_single_encoder(connector);
		394	if (!encoder)
		395	return 0;
		396
		397	/* we have no EDID modes */
		398	mode = radeon_fp_native_mode(encoder);
		399	if (mode) {
		400	ret = 1;
		401	drm_mode_probed_add(connector, mode);
1179	serge	402	/* add scaled modes */
		403	radeon_add_common_modes(encoder, connector);
1123	serge	404	}
1179	serge	405
1123	serge	406	return ret;
		407	}
		408
		409	static int radeon_lvds_mode_valid(struct drm_connector *connector,
		410	struct drm_display_mode *mode)
		411	{
		412	return MODE_OK;
		413	}
		414
		415	static enum drm_connector_status radeon_lvds_detect(struct drm_connector *connector)
		416	{
		417	enum drm_connector_status ret = connector_status_connected;
		418	/* check acpi lid status ??? */
		419	radeon_connector_update_scratch_regs(connector, ret);
		420	return ret;
		421	}
		422
		423	static void radeon_connector_destroy(struct drm_connector *connector)
		424	{
		425	struct radeon_connector *radeon_connector = to_radeon_connector(connector);
		426
		427	if (radeon_connector->ddc_bus)
		428	radeon_i2c_destroy(radeon_connector->ddc_bus);
		429	kfree(radeon_connector->con_priv);
		430	// drm_sysfs_connector_remove(connector);
		431	drm_connector_cleanup(connector);
		432	kfree(connector);
		433	}
		434
1179	serge	435	static int radeon_lvds_set_property(struct drm_connector *connector,
		436	struct drm_property *property,
		437	uint64_t value)
		438	{
		439	struct drm_device *dev = connector->dev;
		440	struct radeon_encoder *radeon_encoder;
		441	enum radeon_rmx_type rmx_type;
		442
		443	DRM_DEBUG("\n");
		444	if (property != dev->mode_config.scaling_mode_property)
		445	return 0;
		446
		447	if (connector->encoder)
		448	radeon_encoder = to_radeon_encoder(connector->encoder);
		449	else {
		450	struct drm_connector_helper_funcs *connector_funcs = connector->helper_private;
		451	radeon_encoder = to_radeon_encoder(connector_funcs->best_encoder(connector));
		452	}
		453
		454	switch (value) {
		455	case DRM_MODE_SCALE_NONE: rmx_type = RMX_OFF; break;
		456	case DRM_MODE_SCALE_CENTER: rmx_type = RMX_CENTER; break;
		457	case DRM_MODE_SCALE_ASPECT: rmx_type = RMX_ASPECT; break;
		458	default:
		459	case DRM_MODE_SCALE_FULLSCREEN: rmx_type = RMX_FULL; break;
		460	}
		461	if (radeon_encoder->rmx_type == rmx_type)
		462	return 0;
		463
		464	radeon_encoder->rmx_type = rmx_type;
		465
		466	radeon_property_change_mode(&radeon_encoder->base);
		467	return 0;
		468	}
		469
		470
1123	serge	471	struct drm_connector_helper_funcs radeon_lvds_connector_helper_funcs = {
		472	.get_modes = radeon_lvds_get_modes,
		473	.mode_valid = radeon_lvds_mode_valid,
		474	.best_encoder = radeon_best_single_encoder,
		475	};
		476
		477	struct drm_connector_funcs radeon_lvds_connector_funcs = {
		478	.dpms = drm_helper_connector_dpms,
		479	.detect = radeon_lvds_detect,
		480	.fill_modes = drm_helper_probe_single_connector_modes,
		481	.destroy = radeon_connector_destroy,
1179	serge	482	.set_property = radeon_lvds_set_property,
1123	serge	483	};
		484
		485	static int radeon_vga_get_modes(struct drm_connector *connector)
		486	{
		487	struct radeon_connector *radeon_connector = to_radeon_connector(connector);
		488	int ret;
		489
		490	ret = radeon_ddc_get_modes(radeon_connector);
		491
		492	return ret;
		493	}
		494
		495	static int radeon_vga_mode_valid(struct drm_connector *connector,
		496	struct drm_display_mode *mode)
		497	{
		498	return MODE_OK;
		499	}
		500
		501	static enum drm_connector_status radeon_vga_detect(struct drm_connector *connector)
		502	{
		503	struct radeon_connector *radeon_connector = to_radeon_connector(connector);
		504	struct drm_encoder *encoder;
		505	struct drm_encoder_helper_funcs *encoder_funcs;
		506	bool dret;
		507	enum drm_connector_status ret = connector_status_disconnected;
		508
1179	serge	509	encoder = radeon_best_single_encoder(connector);
		510	if (!encoder)
		511	ret = connector_status_disconnected;
		512
1123	serge	513	radeon_i2c_do_lock(radeon_connector, 1);
		514	dret = radeon_ddc_probe(radeon_connector);
		515	radeon_i2c_do_lock(radeon_connector, 0);
		516	if (dret)
		517	ret = connector_status_connected;
		518	else {
1179	serge	519	if (radeon_connector->dac_load_detect) {
1123	serge	520	encoder_funcs = encoder->helper_private;
		521	ret = encoder_funcs->detect(encoder, connector);
		522	}
		523	}
		524
1179	serge	525	if (ret == connector_status_connected)
		526	ret = radeon_connector_analog_encoder_conflict_solve(connector, encoder, ret, true);
1123	serge	527	radeon_connector_update_scratch_regs(connector, ret);
		528	return ret;
		529	}
		530
		531	struct drm_connector_helper_funcs radeon_vga_connector_helper_funcs = {
		532	.get_modes = radeon_vga_get_modes,
		533	.mode_valid = radeon_vga_mode_valid,
		534	.best_encoder = radeon_best_single_encoder,
		535	};
		536
		537	struct drm_connector_funcs radeon_vga_connector_funcs = {
		538	.dpms = drm_helper_connector_dpms,
		539	.detect = radeon_vga_detect,
		540	.fill_modes = drm_helper_probe_single_connector_modes,
		541	.destroy = radeon_connector_destroy,
		542	.set_property = radeon_connector_set_property,
		543	};
		544
1179	serge	545	static int radeon_tv_get_modes(struct drm_connector *connector)
		546	{
		547	struct drm_device *dev = connector->dev;
		548	struct radeon_device *rdev = dev->dev_private;
		549	struct drm_display_mode *tv_mode;
		550	struct drm_encoder *encoder;
		551
		552	encoder = radeon_best_single_encoder(connector);
		553	if (!encoder)
		554	return 0;
		555
		556	/* avivo chips can scale any mode */
		557	if (rdev->family >= CHIP_RS600)
		558	/* add scaled modes */
		559	radeon_add_common_modes(encoder, connector);
		560	else {
		561	/* only 800x600 is supported right now on pre-avivo chips */
		562	tv_mode = drm_cvt_mode(dev, 800, 600, 60, false, false);
		563	tv_mode->type = DRM_MODE_TYPE_DRIVER \| DRM_MODE_TYPE_PREFERRED;
		564	drm_mode_probed_add(connector, tv_mode);
		565	}
		566	return 1;
		567	}
		568
		569	static int radeon_tv_mode_valid(struct drm_connector *connector,
		570	struct drm_display_mode *mode)
		571	{
		572	return MODE_OK;
		573	}
		574
		575	static enum drm_connector_status radeon_tv_detect(struct drm_connector *connector)
		576	{
		577	struct drm_encoder *encoder;
		578	struct drm_encoder_helper_funcs *encoder_funcs;
		579	struct radeon_connector *radeon_connector = to_radeon_connector(connector);
		580	enum drm_connector_status ret = connector_status_disconnected;
		581
		582	if (!radeon_connector->dac_load_detect)
		583	return ret;
		584
		585	encoder = radeon_best_single_encoder(connector);
		586	if (!encoder)
		587	ret = connector_status_disconnected;
		588	else {
		589	encoder_funcs = encoder->helper_private;
		590	ret = encoder_funcs->detect(encoder, connector);
		591	}
		592	if (ret == connector_status_connected)
		593	ret = radeon_connector_analog_encoder_conflict_solve(connector, encoder, ret, false);
		594	radeon_connector_update_scratch_regs(connector, ret);
		595	return ret;
		596	}
		597
		598	struct drm_connector_helper_funcs radeon_tv_connector_helper_funcs = {
		599	.get_modes = radeon_tv_get_modes,
		600	.mode_valid = radeon_tv_mode_valid,
		601	.best_encoder = radeon_best_single_encoder,
		602	};
		603
		604	struct drm_connector_funcs radeon_tv_connector_funcs = {
		605	.dpms = drm_helper_connector_dpms,
		606	.detect = radeon_tv_detect,
		607	.fill_modes = drm_helper_probe_single_connector_modes,
		608	.destroy = radeon_connector_destroy,
		609	.set_property = radeon_connector_set_property,
		610	};
		611
1123	serge	612	static int radeon_dvi_get_modes(struct drm_connector *connector)
		613	{
		614	struct radeon_connector *radeon_connector = to_radeon_connector(connector);
		615	int ret;
		616
		617	ret = radeon_ddc_get_modes(radeon_connector);
		618	return ret;
		619	}
		620
1179	serge	621	/*
		622	* DVI is complicated
		623	* Do a DDC probe, if DDC probe passes, get the full EDID so
		624	* we can do analog/digital monitor detection at this point.
		625	* If the monitor is an analog monitor or we got no DDC,
		626	* we need to find the DAC encoder object for this connector.
		627	* If we got no DDC, we do load detection on the DAC encoder object.
		628	* If we got analog DDC or load detection passes on the DAC encoder
		629	* we have to check if this analog encoder is shared with anyone else (TV)
		630	* if its shared we have to set the other connector to disconnected.
		631	*/
1123	serge	632	static enum drm_connector_status radeon_dvi_detect(struct drm_connector *connector)
		633	{
		634	struct radeon_connector *radeon_connector = to_radeon_connector(connector);
1179	serge	635	struct drm_encoder *encoder = NULL;
1123	serge	636	struct drm_encoder_helper_funcs *encoder_funcs;
		637	struct drm_mode_object *obj;
		638	int i;
		639	enum drm_connector_status ret = connector_status_disconnected;
		640	bool dret;
		641
		642	radeon_i2c_do_lock(radeon_connector, 1);
		643	dret = radeon_ddc_probe(radeon_connector);
		644	radeon_i2c_do_lock(radeon_connector, 0);
1179	serge	645	if (dret) {
		646	radeon_i2c_do_lock(radeon_connector, 1);
		647	radeon_connector->edid = drm_get_edid(&radeon_connector->base, &radeon_connector->ddc_bus->adapter);
		648	radeon_i2c_do_lock(radeon_connector, 0);
		649
		650	if (!radeon_connector->edid) {
		651	DRM_ERROR("DDC responded but not EDID found for %s\n",
		652	drm_get_connector_name(connector));
		653	} else {
		654	radeon_connector->use_digital = !!(radeon_connector->edid->input & DRM_EDID_INPUT_DIGITAL);
		655
		656	/* if this isn't a digital monitor
		657	then we need to make sure we don't have any
		658	TV conflicts */
1123	serge	659	ret = connector_status_connected;
1179	serge	660	}
		661	}
		662
		663	if ((ret == connector_status_connected) && (radeon_connector->use_digital == true))
		664	goto out;
		665
		666	/* find analog encoder */
		667	if (radeon_connector->dac_load_detect) {
1123	serge	668	for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) {
		669	if (connector->encoder_ids[i] == 0)
		670	break;
		671
		672	obj = drm_mode_object_find(connector->dev,
		673	connector->encoder_ids[i],
		674	DRM_MODE_OBJECT_ENCODER);
		675	if (!obj)
		676	continue;
		677
		678	encoder = obj_to_encoder(obj);
		679
		680	encoder_funcs = encoder->helper_private;
		681	if (encoder_funcs->detect) {
1179	serge	682	if (ret != connector_status_connected) {
1123	serge	683	ret = encoder_funcs->detect(encoder, connector);
		684	if (ret == connector_status_connected) {
1179	serge	685	radeon_connector->use_digital = false;
		686	}
		687	}
1123	serge	688	break;
		689	}
		690	}
		691	}
1179	serge	692
		693	if ((ret == connector_status_connected) && (radeon_connector->use_digital == false) &&
		694	encoder) {
		695	ret = radeon_connector_analog_encoder_conflict_solve(connector, encoder, ret, true);
1123	serge	696	}
		697
1179	serge	698	out:
1123	serge	699	/* updated in get modes as well since we need to know if it's analog or digital */
		700	radeon_connector_update_scratch_regs(connector, ret);
		701	return ret;
		702	}
		703
		704	/* okay need to be smart in here about which encoder to pick */
		705	struct drm_encoder radeon_dvi_encoder(struct drm_connector connector)
		706	{
		707	int enc_id = connector->encoder_ids[0];
		708	struct radeon_connector *radeon_connector = to_radeon_connector(connector);
		709	struct drm_mode_object *obj;
		710	struct drm_encoder *encoder;
		711	int i;
		712	for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) {
		713	if (connector->encoder_ids[i] == 0)
		714	break;
		715
		716	obj = drm_mode_object_find(connector->dev, connector->encoder_ids[i], DRM_MODE_OBJECT_ENCODER);
		717	if (!obj)
		718	continue;
		719
		720	encoder = obj_to_encoder(obj);
		721
1179	serge	722	if (radeon_connector->use_digital == true) {
1123	serge	723	if (encoder->encoder_type == DRM_MODE_ENCODER_TMDS)
		724	return encoder;
		725	} else {
		726	if (encoder->encoder_type == DRM_MODE_ENCODER_DAC \|\|
		727	encoder->encoder_type == DRM_MODE_ENCODER_TVDAC)
		728	return encoder;
		729	}
		730	}
		731
		732	/* see if we have a default encoder TODO */
		733
		734	/* then check use digitial */
		735	/* pick the first one */
		736	if (enc_id) {
		737	obj = drm_mode_object_find(connector->dev, enc_id, DRM_MODE_OBJECT_ENCODER);
		738	if (!obj)
		739	return NULL;
		740	encoder = obj_to_encoder(obj);
		741	return encoder;
		742	}
		743	return NULL;
		744	}
		745
		746	struct drm_connector_helper_funcs radeon_dvi_connector_helper_funcs = {
		747	.get_modes = radeon_dvi_get_modes,
		748	.mode_valid = radeon_vga_mode_valid,
		749	.best_encoder = radeon_dvi_encoder,
		750	};
		751
		752	struct drm_connector_funcs radeon_dvi_connector_funcs = {
		753	.dpms = drm_helper_connector_dpms,
		754	.detect = radeon_dvi_detect,
		755	.fill_modes = drm_helper_probe_single_connector_modes,
		756	.set_property = radeon_connector_set_property,
		757	.destroy = radeon_connector_destroy,
		758	};
		759
		760	void
		761	radeon_add_atom_connector(struct drm_device *dev,
		762	uint32_t connector_id,
		763	uint32_t supported_device,
		764	int connector_type,
		765	struct radeon_i2c_bus_rec *i2c_bus,
		766	bool linkb,
		767	uint32_t igp_lane_info)
		768	{
1179	serge	769	struct radeon_device *rdev = dev->dev_private;
1123	serge	770	struct drm_connector *connector;
		771	struct radeon_connector *radeon_connector;
		772	struct radeon_connector_atom_dig *radeon_dig_connector;
		773	uint32_t subpixel_order = SubPixelNone;
		774
		775	/* fixme - tv/cv/din */
1179	serge	776	if (connector_type == DRM_MODE_CONNECTOR_Unknown)
1123	serge	777	return;
		778
		779	/* see if we already added it */
		780	list_for_each_entry(connector, &dev->mode_config.connector_list, head) {
		781	radeon_connector = to_radeon_connector(connector);
		782	if (radeon_connector->connector_id == connector_id) {
		783	radeon_connector->devices \|= supported_device;
		784	return;
		785	}
		786	}
		787
		788	radeon_connector = kzalloc(sizeof(struct radeon_connector), GFP_KERNEL);
		789	if (!radeon_connector)
		790	return;
		791
		792	connector = &radeon_connector->base;
		793
		794	radeon_connector->connector_id = connector_id;
		795	radeon_connector->devices = supported_device;
		796	switch (connector_type) {
		797	case DRM_MODE_CONNECTOR_VGA:
		798	drm_connector_init(dev, &radeon_connector->base, &radeon_vga_connector_funcs, connector_type);
		799	drm_connector_helper_add(&radeon_connector->base, &radeon_vga_connector_helper_funcs);
		800	if (i2c_bus->valid) {
		801	radeon_connector->ddc_bus = radeon_i2c_create(dev, i2c_bus, "VGA");
		802	if (!radeon_connector->ddc_bus)
		803	goto failed;
		804	}
1179	serge	805	drm_connector_attach_property(&radeon_connector->base,
		806	rdev->mode_info.load_detect_property,
		807	1);
1123	serge	808	break;
		809	case DRM_MODE_CONNECTOR_DVIA:
		810	drm_connector_init(dev, &radeon_connector->base, &radeon_vga_connector_funcs, connector_type);
		811	drm_connector_helper_add(&radeon_connector->base, &radeon_vga_connector_helper_funcs);
		812	if (i2c_bus->valid) {
		813	radeon_connector->ddc_bus = radeon_i2c_create(dev, i2c_bus, "DVI");
		814	if (!radeon_connector->ddc_bus)
		815	goto failed;
		816	}
1179	serge	817	drm_connector_attach_property(&radeon_connector->base,
		818	rdev->mode_info.load_detect_property,
		819	1);
1123	serge	820	break;
		821	case DRM_MODE_CONNECTOR_DVII:
		822	case DRM_MODE_CONNECTOR_DVID:
		823	radeon_dig_connector = kzalloc(sizeof(struct radeon_connector_atom_dig), GFP_KERNEL);
		824	if (!radeon_dig_connector)
		825	goto failed;
		826	radeon_dig_connector->linkb = linkb;
		827	radeon_dig_connector->igp_lane_info = igp_lane_info;
		828	radeon_connector->con_priv = radeon_dig_connector;
		829	drm_connector_init(dev, &radeon_connector->base, &radeon_dvi_connector_funcs, connector_type);
		830	drm_connector_helper_add(&radeon_connector->base, &radeon_dvi_connector_helper_funcs);
		831	if (i2c_bus->valid) {
		832	radeon_connector->ddc_bus = radeon_i2c_create(dev, i2c_bus, "DVI");
		833	if (!radeon_connector->ddc_bus)
		834	goto failed;
		835	}
		836	subpixel_order = SubPixelHorizontalRGB;
1179	serge	837	drm_connector_attach_property(&radeon_connector->base,
		838	rdev->mode_info.coherent_mode_property,
		839	1);
		840	drm_connector_attach_property(&radeon_connector->base,
		841	rdev->mode_info.load_detect_property,
		842	1);
1123	serge	843	break;
		844	case DRM_MODE_CONNECTOR_HDMIA:
		845	case DRM_MODE_CONNECTOR_HDMIB:
		846	radeon_dig_connector = kzalloc(sizeof(struct radeon_connector_atom_dig), GFP_KERNEL);
		847	if (!radeon_dig_connector)
		848	goto failed;
		849	radeon_dig_connector->linkb = linkb;
		850	radeon_dig_connector->igp_lane_info = igp_lane_info;
		851	radeon_connector->con_priv = radeon_dig_connector;
		852	drm_connector_init(dev, &radeon_connector->base, &radeon_dvi_connector_funcs, connector_type);
		853	drm_connector_helper_add(&radeon_connector->base, &radeon_dvi_connector_helper_funcs);
		854	if (i2c_bus->valid) {
		855	radeon_connector->ddc_bus = radeon_i2c_create(dev, i2c_bus, "HDMI");
		856	if (!radeon_connector->ddc_bus)
		857	goto failed;
		858	}
1179	serge	859	drm_connector_attach_property(&radeon_connector->base,
		860	rdev->mode_info.coherent_mode_property,
		861	1);
1123	serge	862	subpixel_order = SubPixelHorizontalRGB;
		863	break;
		864	case DRM_MODE_CONNECTOR_DisplayPort:
		865	radeon_dig_connector = kzalloc(sizeof(struct radeon_connector_atom_dig), GFP_KERNEL);
		866	if (!radeon_dig_connector)
		867	goto failed;
		868	radeon_dig_connector->linkb = linkb;
		869	radeon_dig_connector->igp_lane_info = igp_lane_info;
		870	radeon_connector->con_priv = radeon_dig_connector;
		871	drm_connector_init(dev, &radeon_connector->base, &radeon_dvi_connector_funcs, connector_type);
		872	drm_connector_helper_add(&radeon_connector->base, &radeon_dvi_connector_helper_funcs);
		873	if (i2c_bus->valid) {
		874	radeon_connector->ddc_bus = radeon_i2c_create(dev, i2c_bus, "DP");
		875	if (!radeon_connector->ddc_bus)
		876	goto failed;
		877	}
		878	subpixel_order = SubPixelHorizontalRGB;
		879	break;
		880	case DRM_MODE_CONNECTOR_SVIDEO:
		881	case DRM_MODE_CONNECTOR_Composite:
		882	case DRM_MODE_CONNECTOR_9PinDIN:
1179	serge	883	if (radeon_tv == 1) {
		884	drm_connector_init(dev, &radeon_connector->base, &radeon_tv_connector_funcs, connector_type);
		885	drm_connector_helper_add(&radeon_connector->base, &radeon_tv_connector_helper_funcs);
		886	}
		887	drm_connector_attach_property(&radeon_connector->base,
		888	rdev->mode_info.load_detect_property,
		889	1);
1123	serge	890	break;
		891	case DRM_MODE_CONNECTOR_LVDS:
		892	radeon_dig_connector = kzalloc(sizeof(struct radeon_connector_atom_dig), GFP_KERNEL);
		893	if (!radeon_dig_connector)
		894	goto failed;
		895	radeon_dig_connector->linkb = linkb;
		896	radeon_dig_connector->igp_lane_info = igp_lane_info;
		897	radeon_connector->con_priv = radeon_dig_connector;
		898	drm_connector_init(dev, &radeon_connector->base, &radeon_lvds_connector_funcs, connector_type);
		899	drm_connector_helper_add(&radeon_connector->base, &radeon_lvds_connector_helper_funcs);
		900	if (i2c_bus->valid) {
		901	radeon_connector->ddc_bus = radeon_i2c_create(dev, i2c_bus, "LVDS");
		902	if (!radeon_connector->ddc_bus)
		903	goto failed;
		904	}
1179	serge	905	drm_mode_create_scaling_mode_property(dev);
		906	drm_connector_attach_property(&radeon_connector->base,
		907	dev->mode_config.scaling_mode_property,
		908	DRM_MODE_SCALE_FULLSCREEN);
1123	serge	909	subpixel_order = SubPixelHorizontalRGB;
		910	break;
		911	}
		912
		913	connector->display_info.subpixel_order = subpixel_order;
		914	// drm_sysfs_connector_add(connector);
		915	return;
		916
		917	failed:
		918	if (radeon_connector->ddc_bus)
		919	radeon_i2c_destroy(radeon_connector->ddc_bus);
		920	drm_connector_cleanup(connector);
		921	kfree(connector);
		922	}
		923
		924	void
		925	radeon_add_legacy_connector(struct drm_device *dev,
		926	uint32_t connector_id,
		927	uint32_t supported_device,
		928	int connector_type,
		929	struct radeon_i2c_bus_rec *i2c_bus)
		930	{
1179	serge	931	struct radeon_device *rdev = dev->dev_private;
1123	serge	932	struct drm_connector *connector;
		933	struct radeon_connector *radeon_connector;
		934	uint32_t subpixel_order = SubPixelNone;
		935
		936	/* fixme - tv/cv/din */
1179	serge	937	if (connector_type == DRM_MODE_CONNECTOR_Unknown)
1123	serge	938	return;
		939
		940	/* see if we already added it */
		941	list_for_each_entry(connector, &dev->mode_config.connector_list, head) {
		942	radeon_connector = to_radeon_connector(connector);
		943	if (radeon_connector->connector_id == connector_id) {
		944	radeon_connector->devices \|= supported_device;
		945	return;
		946	}
		947	}
		948
		949	radeon_connector = kzalloc(sizeof(struct radeon_connector), GFP_KERNEL);
		950	if (!radeon_connector)
		951	return;
		952
		953	connector = &radeon_connector->base;
		954
		955	radeon_connector->connector_id = connector_id;
		956	radeon_connector->devices = supported_device;
		957	switch (connector_type) {
		958	case DRM_MODE_CONNECTOR_VGA:
		959	drm_connector_init(dev, &radeon_connector->base, &radeon_vga_connector_funcs, connector_type);
		960	drm_connector_helper_add(&radeon_connector->base, &radeon_vga_connector_helper_funcs);
		961	if (i2c_bus->valid) {
		962	radeon_connector->ddc_bus = radeon_i2c_create(dev, i2c_bus, "VGA");
		963	if (!radeon_connector->ddc_bus)
		964	goto failed;
		965	}
1179	serge	966	drm_connector_attach_property(&radeon_connector->base,
		967	rdev->mode_info.load_detect_property,
		968	1);
1123	serge	969	break;
		970	case DRM_MODE_CONNECTOR_DVIA:
		971	drm_connector_init(dev, &radeon_connector->base, &radeon_vga_connector_funcs, connector_type);
		972	drm_connector_helper_add(&radeon_connector->base, &radeon_vga_connector_helper_funcs);
		973	if (i2c_bus->valid) {
		974	radeon_connector->ddc_bus = radeon_i2c_create(dev, i2c_bus, "DVI");
		975	if (!radeon_connector->ddc_bus)
		976	goto failed;
		977	}
1179	serge	978	drm_connector_attach_property(&radeon_connector->base,
		979	rdev->mode_info.load_detect_property,
		980	1);
1123	serge	981	break;
		982	case DRM_MODE_CONNECTOR_DVII:
		983	case DRM_MODE_CONNECTOR_DVID:
		984	drm_connector_init(dev, &radeon_connector->base, &radeon_dvi_connector_funcs, connector_type);
		985	drm_connector_helper_add(&radeon_connector->base, &radeon_dvi_connector_helper_funcs);
		986	if (i2c_bus->valid) {
		987	radeon_connector->ddc_bus = radeon_i2c_create(dev, i2c_bus, "DVI");
		988	if (!radeon_connector->ddc_bus)
		989	goto failed;
1179	serge	990	drm_connector_attach_property(&radeon_connector->base,
		991	rdev->mode_info.load_detect_property,
		992	1);
1123	serge	993	}
		994	subpixel_order = SubPixelHorizontalRGB;
		995	break;
		996	case DRM_MODE_CONNECTOR_SVIDEO:
		997	case DRM_MODE_CONNECTOR_Composite:
		998	case DRM_MODE_CONNECTOR_9PinDIN:
1179	serge	999	if (radeon_tv == 1) {
		1000	drm_connector_init(dev, &radeon_connector->base, &radeon_tv_connector_funcs, connector_type);
		1001	drm_connector_helper_add(&radeon_connector->base, &radeon_tv_connector_helper_funcs);
		1002	drm_connector_attach_property(&radeon_connector->base,
		1003	rdev->mode_info.load_detect_property,
		1004	1);
		1005	}
1123	serge	1006	break;
		1007	case DRM_MODE_CONNECTOR_LVDS:
		1008	drm_connector_init(dev, &radeon_connector->base, &radeon_lvds_connector_funcs, connector_type);
		1009	drm_connector_helper_add(&radeon_connector->base, &radeon_lvds_connector_helper_funcs);
		1010	if (i2c_bus->valid) {
		1011	radeon_connector->ddc_bus = radeon_i2c_create(dev, i2c_bus, "LVDS");
		1012	if (!radeon_connector->ddc_bus)
		1013	goto failed;
		1014	}
1179	serge	1015	drm_connector_attach_property(&radeon_connector->base,
		1016	dev->mode_config.scaling_mode_property,
		1017	DRM_MODE_SCALE_FULLSCREEN);
1123	serge	1018	subpixel_order = SubPixelHorizontalRGB;
		1019	break;
		1020	}
		1021
		1022	connector->display_info.subpixel_order = subpixel_order;
		1023	// drm_sysfs_connector_add(connector);
		1024	return;
		1025
		1026	failed:
		1027	if (radeon_connector->ddc_bus)
		1028	radeon_i2c_destroy(radeon_connector->ddc_bus);
		1029	drm_connector_cleanup(connector);
		1030	kfree(connector);
		1031	}

Subversion Repositories Kolibri OS

(root)/drivers/video/drm/radeon/radeon_connectors.c – Rev 1179