WebSVN - shark - Blame - Rev 489 - /shark/trunk/drivers/fb/matrox/matroxfb

Rev	Author	Line No.	Line
489	giacomo	1	/*
		2	*
		3	* Hardware accelerated Matrox Millennium I, II, Mystique, G100, G200, G400 and G450.
		4	*
		5	* (c) 1998-2002 Petr Vandrovec <vandrove@vc.cvut.cz>
		6	*
		7	* Portions Copyright (c) 2001 Matrox Graphics Inc.
		8	*
		9	* Version: 1.65 2002/08/14
		10	*
		11	* See matroxfb_base.c for contributors.
		12	*
		13	*/
		14
		15	#include <linuxcomp.h>
		16
		17	#include "matroxfb_base.h"
		18	#include "matroxfb_misc.h"
		19	#include "matroxfb_DAC1064.h"
		20	#include "g450_pll.h"
		21	#include <linux/matroxfb.h>
		22	#include <asm/uaccess.h>
		23	#include <asm/div64.h>
		24
		25	/* Definition of the various controls */
		26	struct mctl {
		27	struct v4l2_queryctrl desc;
		28	size_t control;
		29	};
		30
		31	#define BLMIN 0xF3
		32	#define WLMAX 0x3FF
		33
		34	static const struct mctl g450_controls[] =
		35	{ { { V4L2_CID_BRIGHTNESS, V4L2_CTRL_TYPE_INTEGER,
		36	"brightness",
		37	0, WLMAX-BLMIN, 1, 370-BLMIN,
		38	0,
		39	}, offsetof(struct matrox_fb_info, altout.tvo_params.brightness) },
		40	{ { V4L2_CID_CONTRAST, V4L2_CTRL_TYPE_INTEGER,
		41	"contrast",
		42	0, 1023, 1, 127,
		43	0,
		44	}, offsetof(struct matrox_fb_info, altout.tvo_params.contrast) },
		45	{ { V4L2_CID_SATURATION, V4L2_CTRL_TYPE_INTEGER,
		46	"saturation",
		47	0, 255, 1, 165,
		48	0,
		49	}, offsetof(struct matrox_fb_info, altout.tvo_params.saturation) },
		50	{ { V4L2_CID_HUE, V4L2_CTRL_TYPE_INTEGER,
		51	"hue",
		52	0, 255, 1, 0,
		53	0,
		54	}, offsetof(struct matrox_fb_info, altout.tvo_params.hue) },
		55	{ { MATROXFB_CID_TESTOUT, V4L2_CTRL_TYPE_BOOLEAN,
		56	"test output",
		57	0, 1, 1, 0,
		58	0,
		59	}, offsetof(struct matrox_fb_info, altout.tvo_params.testout) },
		60	};
		61
		62	#define G450CTRLS (sizeof(g450_controls)/sizeof(g450_controls[0]))
		63
		64	/* Return: positive number: id found
		65	-EINVAL: id not found, return failure
		66	-ENOENT: id not found, create fake disabled control */
		67	static int get_ctrl_id(__u32 v4l2_id) {
		68	int i;
		69
		70	for (i = 0; i < G450CTRLS; i++) {
		71	if (v4l2_id < g450_controls[i].desc.id) {
		72	if (g450_controls[i].desc.id == 0x08000000) {
		73	return -EINVAL;
		74	}
		75	return -ENOENT;
		76	}
		77	if (v4l2_id == g450_controls[i].desc.id) {
		78	return i;
		79	}
		80	}
		81	return -EINVAL;
		82	}
		83
		84	static inline int* get_ctrl_ptr(WPMINFO unsigned int idx) {
		85	return (int)((char)MINFO + g450_controls[idx].control);
		86	}
		87
		88	static void tvo_fill_defaults(WPMINFO2) {
		89	unsigned int i;
		90
		91	for (i = 0; i < G450CTRLS; i++) {
		92	*get_ctrl_ptr(PMINFO i) = g450_controls[i].desc.default_value;
		93	}
		94	}
		95
		96	static int cve2_get_reg(WPMINFO int reg) {
		97	unsigned long flags;
		98	int val;
		99
		100	matroxfb_DAC_lock_irqsave(flags);
		101	matroxfb_DAC_out(PMINFO 0x87, reg);
		102	val = matroxfb_DAC_in(PMINFO 0x88);
		103	matroxfb_DAC_unlock_irqrestore(flags);
		104	return val;
		105	}
		106
		107	static void cve2_set_reg(WPMINFO int reg, int val) {
		108	unsigned long flags;
		109
		110	matroxfb_DAC_lock_irqsave(flags);
		111	matroxfb_DAC_out(PMINFO 0x87, reg);
		112	matroxfb_DAC_out(PMINFO 0x88, val);
		113	matroxfb_DAC_unlock_irqrestore(flags);
		114	}
		115
		116	static void cve2_set_reg10(WPMINFO int reg, int val) {
		117	unsigned long flags;
		118
		119	matroxfb_DAC_lock_irqsave(flags);
		120	matroxfb_DAC_out(PMINFO 0x87, reg);
		121	matroxfb_DAC_out(PMINFO 0x88, val >> 2);
		122	matroxfb_DAC_out(PMINFO 0x87, reg + 1);
		123	matroxfb_DAC_out(PMINFO 0x88, val & 3);
		124	matroxfb_DAC_unlock_irqrestore(flags);
		125	}
		126
		127	static void g450_compute_bwlevel(CPMINFO int bl, int wl) {
		128	int b = ACCESS_FBINFO(altout.tvo_params.brightness) + BLMIN;
		129	int c = ACCESS_FBINFO(altout.tvo_params.contrast);
		130
		131	*bl = max(b - c, BLMIN);
		132	*wl = min(b + c, WLMAX);
		133	}
		134
		135	static int g450_query_ctrl(void* md, struct v4l2_queryctrl *p) {
		136	int i;
		137
		138	i = get_ctrl_id(p->id);
		139	if (i >= 0) {
		140	*p = g450_controls[i].desc;
		141	return 0;
		142	}
		143	if (i == -ENOENT) {
		144	static const struct v4l2_queryctrl disctrl =
		145	{ .flags = V4L2_CTRL_FLAG_DISABLED };
		146
		147	i = p->id;
		148	*p = disctrl;
		149	p->id = i;
		150	sprintf26(p->name, "Ctrl #%08X", i);
		151	return 0;
		152	}
		153	return -EINVAL;
		154	}
		155
		156	static int g450_set_ctrl(void* md, struct v4l2_control *p) {
		157	int i;
		158	MINFO_FROM(md);
		159
		160	i = get_ctrl_id(p->id);
		161	if (i < 0) return -EINVAL;
		162
		163	/*
		164	* Check if changed.
		165	*/
		166	if (p->value == *get_ctrl_ptr(PMINFO i)) return 0;
		167
		168	/*
		169	* Check limits.
		170	*/
		171	if (p->value > g450_controls[i].desc.maximum) return -EINVAL;
		172	if (p->value < g450_controls[i].desc.minimum) return -EINVAL;
		173
		174	/*
		175	* Store new value.
		176	*/
		177	*get_ctrl_ptr(PMINFO i) = p->value;
		178
		179	switch (p->id) {
		180	case V4L2_CID_BRIGHTNESS:
		181	case V4L2_CID_CONTRAST:
		182	{
		183	int blacklevel, whitelevel;
		184	g450_compute_bwlevel(PMINFO &blacklevel, &whitelevel);
		185	cve2_set_reg10(PMINFO 0x0e, blacklevel);
		186	cve2_set_reg10(PMINFO 0x1e, whitelevel);
		187	}
		188	break;
		189	case V4L2_CID_SATURATION:
		190	cve2_set_reg(PMINFO 0x20, p->value);
		191	cve2_set_reg(PMINFO 0x22, p->value);
		192	break;
		193	case V4L2_CID_HUE:
		194	cve2_set_reg(PMINFO 0x25, p->value);
		195	break;
		196	case MATROXFB_CID_TESTOUT:
		197	{
		198	unsigned char val = cve2_get_reg (PMINFO 0x05);
		199	if (p->value) val \|= 0x02;
		200	else val &= ~0x02;
		201	cve2_set_reg(PMINFO 0x05, val);
		202	}
		203	break;
		204	}
		205
		206
		207	return 0;
		208	}
		209
		210	static int g450_get_ctrl(void* md, struct v4l2_control *p) {
		211	int i;
		212	MINFO_FROM(md);
		213
		214	i = get_ctrl_id(p->id);
		215	if (i < 0) return -EINVAL;
		216	p->value = *get_ctrl_ptr(PMINFO i);
		217	return 0;
		218	}
		219
		220	struct output_desc {
		221	unsigned int h_vis;
		222	unsigned int h_f_porch;
		223	unsigned int h_sync;
		224	unsigned int h_b_porch;
		225	unsigned long long int chromasc;
		226	unsigned int burst;
		227	unsigned int v_total;
		228	};
		229
		230	static void computeRegs(WPMINFO struct mavenregs* r, struct my_timming* mt, const struct output_desc* outd) {
		231	u_int32_t chromasc;
		232	u_int32_t hlen;
		233	u_int32_t hsl;
		234	u_int32_t hbp;
		235	u_int32_t hfp;
		236	u_int32_t hvis;
		237	unsigned int pixclock;
		238	unsigned long long piic;
		239	int mnp;
		240	int over;
		241
		242	r->regs[0x80] = 0x03; /* \| 0x40 for SCART */
		243
		244	hvis = ((mt->HDisplay << 1) + 3) & ~3;
		245
		246	if (hvis >= 2048) {
		247	hvis = 2044;
		248	}
		249
		250	piic = 1000000000ULL * hvis;
		251	do_div(piic, outd->h_vis);
		252
		253	dprintk(KERN_DEBUG "Want %u kHz pixclock\n", (unsigned int)piic);
		254
		255	mnp = matroxfb_g450_setclk(PMINFO piic, M_VIDEO_PLL);
		256
		257	mt->mnp = mnp;
		258	mt->pixclock = g450_mnp2f(PMINFO mnp);
		259
		260	dprintk(KERN_DEBUG "MNP=%08X\n", mnp);
		261
		262	pixclock = 1000000000U / mt->pixclock;
		263
		264	dprintk(KERN_DEBUG "Got %u ps pixclock\n", pixclock);
		265
		266	piic = outd->chromasc;
		267	do_div(piic, mt->pixclock);
		268	chromasc = piic;
		269
		270	dprintk(KERN_DEBUG "Chroma is %08X\n", chromasc);
		271
		272	r->regs[0] = piic >> 24;
		273	r->regs[1] = piic >> 16;
		274	r->regs[2] = piic >> 8;
		275	r->regs[3] = piic >> 0;
		276	hbp = (((outd->h_b_porch + pixclock) / pixclock)) & ~1;
		277	hfp = (((outd->h_f_porch + pixclock) / pixclock)) & ~1;
		278	hsl = (((outd->h_sync + pixclock) / pixclock)) & ~1;
		279	hlen = hvis + hfp + hsl + hbp;
		280	over = hlen & 0x0F;
		281
		282	dprintk(KERN_DEBUG "WL: vis=%u, hf=%u, hs=%u, hb=%u, total=%u\n", hvis, hfp, hsl, hbp, hlen);
		283
		284	if (over) {
		285	hfp -= over;
		286	hlen -= over;
		287	if (over <= 2) {
		288	} else if (over < 10) {
		289	hfp += 4;
		290	hlen += 4;
		291	} else {
		292	hfp += 16;
		293	hlen += 16;
		294	}
		295	}
		296
		297	/* maybe cve2 has requirement 800 < hlen < 1184 */
		298	r->regs[0x08] = hsl;
		299	r->regs[0x09] = (outd->burst + pixclock - 1) / pixclock; /* burst length */
		300	r->regs[0x0A] = hbp;
		301	r->regs[0x2C] = hfp;
		302	r->regs[0x31] = hvis / 8;
		303	r->regs[0x32] = hvis & 7;
		304
		305	dprintk(KERN_DEBUG "PG: vis=%04X, hf=%02X, hs=%02X, hb=%02X, total=%04X\n", hvis, hfp, hsl, hbp, hlen);
		306
		307	r->regs[0x84] = 1; /* x sync point */
		308	r->regs[0x85] = 0;
		309	hvis = hvis >> 1;
		310	hlen = hlen >> 1;
		311
		312	dprintk(KERN_DEBUG "hlen=%u hvis=%u\n", hlen, hvis);
		313
		314	mt->interlaced = 1;
		315
		316	mt->HDisplay = hvis & ~7;
		317	mt->HSyncStart = mt->HDisplay + 8;
		318	mt->HSyncEnd = (hlen & ~7) - 8;
		319	mt->HTotal = hlen;
		320
		321	{
		322	int upper;
		323	unsigned int vtotal;
		324	unsigned int vsyncend;
		325	unsigned int vdisplay;
		326
		327	vtotal = mt->VTotal;
		328	vsyncend = mt->VSyncEnd;
		329	vdisplay = mt->VDisplay;
		330	if (vtotal < outd->v_total) {
		331	unsigned int yovr = outd->v_total - vtotal;
		332
		333	vsyncend += yovr >> 1;
		334	} else if (vtotal > outd->v_total) {
		335	vdisplay = outd->v_total - 4;
		336	vsyncend = outd->v_total;
		337	}
		338	upper = (outd->v_total - vsyncend) >> 1; /* in field lines */
		339	r->regs[0x17] = outd->v_total / 4;
		340	r->regs[0x18] = outd->v_total & 3;
		341	r->regs[0x33] = upper - 1; /* upper blanking */
		342	r->regs[0x82] = upper; /* y sync point */
		343	r->regs[0x83] = upper >> 8;
		344
		345	mt->VDisplay = vdisplay;
		346	mt->VSyncStart = outd->v_total - 2;
		347	mt->VSyncEnd = outd->v_total;
		348	mt->VTotal = outd->v_total;
		349	}
		350	}
		351
		352	static void cve2_init_TVdata(int norm, struct mavenregs* data, const struct output_desc** outd) {
		353	static const struct output_desc paloutd = {
		354	.h_vis = 52148148, // ps
		355	.h_f_porch = 1407407, // ps
		356	.h_sync = 4666667, // ps
		357	.h_b_porch = 5777778, // ps
		358	.chromasc = 19042247534182ULL, // 4433618.750 Hz
		359	.burst = 2518518, // ps
		360	.v_total = 625,
		361	};
		362	static const struct output_desc ntscoutd = {
		363	.h_vis = 52888889, // ps
		364	.h_f_porch = 1333333, // ps
		365	.h_sync = 4666667, // ps
		366	.h_b_porch = 4666667, // ps
		367	.chromasc = 15374030659475ULL, // 3579545.454 Hz
		368	.burst = 2418418, // ps
		369	.v_total = 525, // lines
		370	};
		371
		372	static const struct mavenregs palregs = { {
		373	0x2A, 0x09, 0x8A, 0xCB, /* 00: chroma subcarrier */
		374	0x00,
		375	0x00, /* test */
		376	0xF9, /* modified by code (F9 written...) */
		377	0x00, /* ? not written */
		378	0x7E, /* 08 */
		379	0x44, /* 09 */
		380	0x9C, /* 0A */
		381	0x2E, /* 0B */
		382	0x21, /* 0C */
		383	0x00, /* ? not written */
		384	// 0x3F, 0x03, /* 0E-0F */
		385	0x3C, 0x03,
		386	0x3C, 0x03, /* 10-11 */
		387	0x1A, /* 12 */
		388	0x2A, /* 13 */
		389	0x1C, 0x3D, 0x14, /* 14-16 */
		390	0x9C, 0x01, /* 17-18 */
		391	0x00, /* 19 */
		392	0xFE, /* 1A */
		393	0x7E, /* 1B */
		394	0x60, /* 1C */
		395	0x05, /* 1D */
		396	// 0x89, 0x03, /* 1E-1F */
		397	0xAD, 0x03,
		398	// 0x72, /* 20 */
		399	0xA5,
		400	0x07, /* 21 */
		401	// 0x72, /* 22 */
		402	0xA5,
		403	0x00, /* 23 */
		404	0x00, /* 24 */
		405	0x00, /* 25 */
		406	0x08, /* 26 */
		407	0x04, /* 27 */
		408	0x00, /* 28 */
		409	0x1A, /* 29 */
		410	0x55, 0x01, /* 2A-2B */
		411	0x26, /* 2C */
		412	0x07, 0x7E, /* 2D-2E */
		413	0x02, 0x54, /* 2F-30 */
		414	0xB0, 0x00, /* 31-32 */
		415	0x14, /* 33 */
		416	0x49, /* 34 */
		417	0x00, /* 35 written multiple times */
		418	0x00, /* 36 not written */
		419	0xA3, /* 37 */
		420	0xC8, /* 38 */
		421	0x22, /* 39 */
		422	0x02, /* 3A */
		423	0x22, /* 3B */
		424	0x3F, 0x03, /* 3C-3D */
		425	0x00, /* 3E written multiple times */
		426	0x00, /* 3F not written */
		427	} };
		428	static struct mavenregs ntscregs = { {
		429	0x21, 0xF0, 0x7C, 0x1F, /* 00: chroma subcarrier */
		430	0x00,
		431	0x00, /* test */
		432	0xF9, /* modified by code (F9 written...) */
		433	0x00, /* ? not written */
		434	0x7E, /* 08 */
		435	0x43, /* 09 */
		436	0x7E, /* 0A */
		437	0x3D, /* 0B */
		438	0x00, /* 0C */
		439	0x00, /* ? not written */
		440	0x41, 0x00, /* 0E-0F */
		441	0x3C, 0x00, /* 10-11 */
		442	0x17, /* 12 */
		443	0x21, /* 13 */
		444	0x1B, 0x1B, 0x24, /* 14-16 */
		445	0x83, 0x01, /* 17-18 */
		446	0x00, /* 19 */
		447	0x0F, /* 1A */
		448	0x0F, /* 1B */
		449	0x60, /* 1C */
		450	0x05, /* 1D */
		451	//0x89, 0x02, /* 1E-1F */
		452	0xC0, 0x02, /* 1E-1F */
		453	//0x5F, /* 20 */
		454	0x9C, /* 20 */
		455	0x04, /* 21 */
		456	//0x5F, /* 22 */
		457	0x9C, /* 22 */
		458	0x01, /* 23 */
		459	0x02, /* 24 */
		460	0x00, /* 25 */
		461	0x0A, /* 26 */
		462	0x05, /* 27 */
		463	0x00, /* 28 */
		464	0x10, /* 29 */
		465	0xFF, 0x03, /* 2A-2B */
		466	0x24, /* 2C */
		467	0x0F, 0x78, /* 2D-2E */
		468	0x00, 0x00, /* 2F-30 */
		469	0xB2, 0x04, /* 31-32 */
		470	0x14, /* 33 */
		471	0x02, /* 34 */
		472	0x00, /* 35 written multiple times */
		473	0x00, /* 36 not written */
		474	0xA3, /* 37 */
		475	0xC8, /* 38 */
		476	0x15, /* 39 */
		477	0x05, /* 3A */
		478	0x3B, /* 3B */
		479	0x3C, 0x00, /* 3C-3D */
		480	0x00, /* 3E written multiple times */
		481	0x00, /* never written */
		482	} };
		483
		484	if (norm == MATROXFB_OUTPUT_MODE_PAL) {
		485	*data = palregs;
		486	*outd = &paloutd;
		487	} else {
		488	*data = ntscregs;
		489	*outd = &ntscoutd;
		490	}
		491	return;
		492	}
		493
		494	#define LR(x) cve2_set_reg(PMINFO (x), m->regs[(x)])
		495	static void cve2_init_TV(WPMINFO const struct mavenregs* m) {
		496	int i;
		497
		498	LR(0x80);
		499	LR(0x82); LR(0x83);
		500	LR(0x84); LR(0x85);
		501
		502	cve2_set_reg(PMINFO 0x3E, 0x01);
		503
		504	for (i = 0; i < 0x3E; i++) {
		505	LR(i);
		506	}
		507	cve2_set_reg(PMINFO 0x3E, 0x00);
		508	}
		509
		510	static int matroxfb_g450_compute(void* md, struct my_timming* mt) {
		511	MINFO_FROM(md);
		512
		513	dprintk(KERN_DEBUG "Computing, mode=%u\n", ACCESS_FBINFO(outputs[1]).mode);
		514
		515	if (mt->crtc == MATROXFB_SRC_CRTC2 &&
		516	ACCESS_FBINFO(outputs[1]).mode != MATROXFB_OUTPUT_MODE_MONITOR) {
		517	const struct output_desc* outd;
		518
		519	cve2_init_TVdata(ACCESS_FBINFO(outputs[1]).mode, &ACCESS_FBINFO(hw).maven, &outd);
		520	{
		521	int blacklevel, whitelevel;
		522	g450_compute_bwlevel(PMINFO &blacklevel, &whitelevel);
		523	ACCESS_FBINFO(hw).maven.regs[0x0E] = blacklevel >> 2;
		524	ACCESS_FBINFO(hw).maven.regs[0x0F] = blacklevel & 3;
		525	ACCESS_FBINFO(hw).maven.regs[0x1E] = whitelevel >> 2;
		526	ACCESS_FBINFO(hw).maven.regs[0x1F] = whitelevel & 3;
		527
		528	ACCESS_FBINFO(hw).maven.regs[0x20] =
		529	ACCESS_FBINFO(hw).maven.regs[0x22] = ACCESS_FBINFO(altout.tvo_params.saturation);
		530
		531	ACCESS_FBINFO(hw).maven.regs[0x25] = ACCESS_FBINFO(altout.tvo_params.hue);
		532
		533	if (ACCESS_FBINFO(altout.tvo_params.testout)) {
		534	ACCESS_FBINFO(hw).maven.regs[0x05] \|= 0x02;
		535	}
		536	}
		537	computeRegs(PMINFO &ACCESS_FBINFO(hw).maven, mt, outd);
		538	} else if (mt->mnp < 0) {
		539	/* We must program clocks before CRTC2, otherwise interlaced mode
		540	startup may fail */
		541	mt->mnp = matroxfb_g450_setclk(PMINFO mt->pixclock, (mt->crtc == MATROXFB_SRC_CRTC1) ? M_PIXEL_PLL_C : M_VIDEO_PLL);
		542	mt->pixclock = g450_mnp2f(PMINFO mt->mnp);
		543	}
		544	dprintk(KERN_DEBUG "Pixclock = %u\n", mt->pixclock);
		545	return 0;
		546	}
		547
		548	static int matroxfb_g450_program(void* md) {
		549	MINFO_FROM(md);
		550
		551	if (ACCESS_FBINFO(outputs[1]).mode != MATROXFB_OUTPUT_MODE_MONITOR) {
		552	cve2_init_TV(PMINFO &ACCESS_FBINFO(hw).maven);
		553	}
		554	return 0;
		555	}
		556
		557	static int matroxfb_g450_verify_mode(void* md, u_int32_t arg) {
		558	switch (arg) {
		559	case MATROXFB_OUTPUT_MODE_PAL:
		560	case MATROXFB_OUTPUT_MODE_NTSC:
		561	case MATROXFB_OUTPUT_MODE_MONITOR:
		562	return 0;
		563	}
		564	return -EINVAL;
		565	}
		566
		567	static int g450_dvi_compute(void* md, struct my_timming* mt) {
		568	MINFO_FROM(md);
		569
		570	if (mt->mnp < 0) {
		571	mt->mnp = matroxfb_g450_setclk(PMINFO mt->pixclock, (mt->crtc == MATROXFB_SRC_CRTC1) ? M_PIXEL_PLL_C : M_VIDEO_PLL);
		572	mt->pixclock = g450_mnp2f(PMINFO mt->mnp);
		573	}
		574	return 0;
		575	}
		576
		577	static struct matrox_altout matroxfb_g450_altout = {
		578	.name = "Secondary output",
		579	.compute = matroxfb_g450_compute,
		580	.program = matroxfb_g450_program,
		581	.verifymode = matroxfb_g450_verify_mode,
		582	.getqueryctrl = g450_query_ctrl,
		583	.getctrl = g450_get_ctrl,
		584	.setctrl = g450_set_ctrl,
		585	};
		586
		587	static struct matrox_altout matroxfb_g450_dvi = {
		588	.name = "DVI output",
		589	.compute = g450_dvi_compute,
		590	};
		591
		592	void matroxfb_g450_connect(WPMINFO2) {
		593	if (ACCESS_FBINFO(devflags.g450dac)) {
		594	down_write(&ACCESS_FBINFO(altout.lock));
		595	tvo_fill_defaults(PMINFO2);
		596	ACCESS_FBINFO(outputs[1]).src = MATROXFB_SRC_CRTC1;
		597	ACCESS_FBINFO(outputs[1]).data = MINFO;
		598	ACCESS_FBINFO(outputs[1]).output = &matroxfb_g450_altout;
		599	ACCESS_FBINFO(outputs[1]).mode = MATROXFB_OUTPUT_MODE_MONITOR;
		600	ACCESS_FBINFO(outputs[2]).src = MATROXFB_SRC_CRTC1;
		601	ACCESS_FBINFO(outputs[2]).data = MINFO;
		602	ACCESS_FBINFO(outputs[2]).output = &matroxfb_g450_dvi;
		603	ACCESS_FBINFO(outputs[2]).mode = MATROXFB_OUTPUT_MODE_MONITOR;
		604	up_write(&ACCESS_FBINFO(altout.lock));
		605	}
		606	}
		607
		608	void matroxfb_g450_shutdown(WPMINFO2) {
		609	if (ACCESS_FBINFO(devflags.g450dac)) {
		610	down_write(&ACCESS_FBINFO(altout.lock));
		611	ACCESS_FBINFO(outputs[1]).src = MATROXFB_SRC_NONE;
		612	ACCESS_FBINFO(outputs[1]).output = NULL;
		613	ACCESS_FBINFO(outputs[1]).data = NULL;
		614	ACCESS_FBINFO(outputs[1]).mode = MATROXFB_OUTPUT_MODE_MONITOR;
		615	ACCESS_FBINFO(outputs[2]).src = MATROXFB_SRC_NONE;
		616	ACCESS_FBINFO(outputs[2]).output = NULL;
		617	ACCESS_FBINFO(outputs[2]).data = NULL;
		618	ACCESS_FBINFO(outputs[2]).mode = MATROXFB_OUTPUT_MODE_MONITOR;
		619	up_write(&ACCESS_FBINFO(altout.lock));
		620	}
		621	}
		622
		623	EXPORT_SYMBOL(matroxfb_g450_connect);
		624	EXPORT_SYMBOL(matroxfb_g450_shutdown);
		625
		626	MODULE_AUTHOR("(c) 2000-2002 Petr Vandrovec <vandrove@vc.cvut.cz>");
		627	MODULE_DESCRIPTION("Matrox G450/G550 output driver");
		628	MODULE_LICENSE("GPL");

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(root)/shark/trunk/drivers/fb/matrox/matroxfb_g450.c @ 709 - Rev 489