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	Fixed MTP to work with TWRP
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								drivers/video/fbdev/matrox/matroxfb_g450.c
									
										
									
									
									
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								drivers/video/fbdev/matrox/matroxfb_g450.c
									
										
									
									
									
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							|  | @ -0,0 +1,640 @@ | |||
| /*
 | ||||
|  * | ||||
|  * Hardware accelerated Matrox Millennium I, II, Mystique, G100, G200, G400 and G450. | ||||
|  * | ||||
|  * (c) 1998-2002 Petr Vandrovec <vandrove@vc.cvut.cz> | ||||
|  * | ||||
|  * Portions Copyright (c) 2001 Matrox Graphics Inc. | ||||
|  * | ||||
|  * Version: 1.65 2002/08/14 | ||||
|  * | ||||
|  * See matroxfb_base.c for contributors. | ||||
|  * | ||||
|  */ | ||||
| 
 | ||||
| #include "matroxfb_base.h" | ||||
| #include "matroxfb_misc.h" | ||||
| #include "matroxfb_DAC1064.h" | ||||
| #include "g450_pll.h" | ||||
| #include <linux/matroxfb.h> | ||||
| #include <asm/div64.h> | ||||
| 
 | ||||
| #include "matroxfb_g450.h" | ||||
| 
 | ||||
| /* Definition of the various controls */ | ||||
| struct mctl { | ||||
| 	struct v4l2_queryctrl desc; | ||||
| 	size_t control; | ||||
| }; | ||||
| 
 | ||||
| #define BLMIN	0xF3 | ||||
| #define WLMAX	0x3FF | ||||
| 
 | ||||
| static const struct mctl g450_controls[] = | ||||
| {	{ { V4L2_CID_BRIGHTNESS, V4L2_CTRL_TYPE_INTEGER,  | ||||
| 	  "brightness", | ||||
| 	  0, WLMAX-BLMIN, 1, 370-BLMIN,  | ||||
| 	  0, | ||||
| 	}, offsetof(struct matrox_fb_info, altout.tvo_params.brightness) }, | ||||
| 	{ { V4L2_CID_CONTRAST, V4L2_CTRL_TYPE_INTEGER,  | ||||
| 	  "contrast", | ||||
| 	  0, 1023, 1, 127,  | ||||
| 	  0, | ||||
| 	}, offsetof(struct matrox_fb_info, altout.tvo_params.contrast) }, | ||||
| 	{ { V4L2_CID_SATURATION, V4L2_CTRL_TYPE_INTEGER, | ||||
| 	  "saturation", | ||||
| 	  0, 255, 1, 165,  | ||||
| 	  0, | ||||
| 	}, offsetof(struct matrox_fb_info, altout.tvo_params.saturation) }, | ||||
| 	{ { V4L2_CID_HUE, V4L2_CTRL_TYPE_INTEGER, | ||||
| 	  "hue", | ||||
| 	  0, 255, 1, 0,  | ||||
| 	  0, | ||||
| 	}, offsetof(struct matrox_fb_info, altout.tvo_params.hue) }, | ||||
| 	{ { MATROXFB_CID_TESTOUT, V4L2_CTRL_TYPE_BOOLEAN, | ||||
| 	  "test output", | ||||
| 	  0, 1, 1, 0,  | ||||
| 	  0, | ||||
| 	}, offsetof(struct matrox_fb_info, altout.tvo_params.testout) }, | ||||
| }; | ||||
| 
 | ||||
| #define G450CTRLS ARRAY_SIZE(g450_controls) | ||||
| 
 | ||||
| /* Return: positive number: id found
 | ||||
|            -EINVAL:         id not found, return failure | ||||
| 	   -ENOENT:         id not found, create fake disabled control */ | ||||
| static int get_ctrl_id(__u32 v4l2_id) { | ||||
| 	int i; | ||||
| 
 | ||||
| 	for (i = 0; i < G450CTRLS; i++) { | ||||
| 		if (v4l2_id < g450_controls[i].desc.id) { | ||||
| 			if (g450_controls[i].desc.id == 0x08000000) { | ||||
| 				return -EINVAL; | ||||
| 			} | ||||
| 			return -ENOENT; | ||||
| 		} | ||||
| 		if (v4l2_id == g450_controls[i].desc.id) { | ||||
| 			return i; | ||||
| 		} | ||||
| 	} | ||||
| 	return -EINVAL; | ||||
| } | ||||
| 
 | ||||
| static inline int *get_ctrl_ptr(struct matrox_fb_info *minfo, unsigned int idx) | ||||
| { | ||||
| 	return (int*)((char*)minfo + g450_controls[idx].control); | ||||
| } | ||||
| 
 | ||||
| static void tvo_fill_defaults(struct matrox_fb_info *minfo) | ||||
| { | ||||
| 	unsigned int i; | ||||
| 	 | ||||
| 	for (i = 0; i < G450CTRLS; i++) { | ||||
| 		*get_ctrl_ptr(minfo, i) = g450_controls[i].desc.default_value; | ||||
| 	} | ||||
| } | ||||
| 
 | ||||
| static int cve2_get_reg(struct matrox_fb_info *minfo, int reg) | ||||
| { | ||||
| 	unsigned long flags; | ||||
| 	int val; | ||||
| 	 | ||||
| 	matroxfb_DAC_lock_irqsave(flags); | ||||
| 	matroxfb_DAC_out(minfo, 0x87, reg); | ||||
| 	val = matroxfb_DAC_in(minfo, 0x88); | ||||
| 	matroxfb_DAC_unlock_irqrestore(flags); | ||||
| 	return val; | ||||
| } | ||||
| 
 | ||||
| static void cve2_set_reg(struct matrox_fb_info *minfo, int reg, int val) | ||||
| { | ||||
| 	unsigned long flags; | ||||
| 
 | ||||
| 	matroxfb_DAC_lock_irqsave(flags); | ||||
| 	matroxfb_DAC_out(minfo, 0x87, reg); | ||||
| 	matroxfb_DAC_out(minfo, 0x88, val); | ||||
| 	matroxfb_DAC_unlock_irqrestore(flags); | ||||
| } | ||||
| 
 | ||||
| static void cve2_set_reg10(struct matrox_fb_info *minfo, int reg, int val) | ||||
| { | ||||
| 	unsigned long flags; | ||||
| 
 | ||||
| 	matroxfb_DAC_lock_irqsave(flags); | ||||
| 	matroxfb_DAC_out(minfo, 0x87, reg); | ||||
| 	matroxfb_DAC_out(minfo, 0x88, val >> 2); | ||||
| 	matroxfb_DAC_out(minfo, 0x87, reg + 1); | ||||
| 	matroxfb_DAC_out(minfo, 0x88, val & 3); | ||||
| 	matroxfb_DAC_unlock_irqrestore(flags); | ||||
| } | ||||
| 
 | ||||
| static void g450_compute_bwlevel(const struct matrox_fb_info *minfo, int *bl, | ||||
| 				 int *wl) | ||||
| { | ||||
| 	const int b = minfo->altout.tvo_params.brightness + BLMIN; | ||||
| 	const int c = minfo->altout.tvo_params.contrast; | ||||
| 
 | ||||
| 	*bl = max(b - c, BLMIN); | ||||
| 	*wl = min(b + c, WLMAX); | ||||
| } | ||||
| 
 | ||||
| static int g450_query_ctrl(void* md, struct v4l2_queryctrl *p) { | ||||
| 	int i; | ||||
| 	 | ||||
| 	i = get_ctrl_id(p->id); | ||||
| 	if (i >= 0) { | ||||
| 		*p = g450_controls[i].desc; | ||||
| 		return 0; | ||||
| 	} | ||||
| 	if (i == -ENOENT) { | ||||
| 		static const struct v4l2_queryctrl disctrl =  | ||||
| 			{ .flags = V4L2_CTRL_FLAG_DISABLED }; | ||||
| 			 | ||||
| 		i = p->id; | ||||
| 		*p = disctrl; | ||||
| 		p->id = i; | ||||
| 		sprintf(p->name, "Ctrl #%08X", i); | ||||
| 		return 0; | ||||
| 	} | ||||
| 	return -EINVAL; | ||||
| } | ||||
| 
 | ||||
| static int g450_set_ctrl(void* md, struct v4l2_control *p) { | ||||
| 	int i; | ||||
| 	struct matrox_fb_info *minfo = md; | ||||
| 	 | ||||
| 	i = get_ctrl_id(p->id); | ||||
| 	if (i < 0) return -EINVAL; | ||||
| 
 | ||||
| 	/*
 | ||||
| 	 * Check if changed. | ||||
| 	 */ | ||||
| 	if (p->value == *get_ctrl_ptr(minfo, i)) return 0; | ||||
| 
 | ||||
| 	/*
 | ||||
| 	 * Check limits. | ||||
| 	 */ | ||||
| 	if (p->value > g450_controls[i].desc.maximum) return -EINVAL; | ||||
| 	if (p->value < g450_controls[i].desc.minimum) return -EINVAL; | ||||
| 
 | ||||
| 	/*
 | ||||
| 	 * Store new value. | ||||
| 	 */ | ||||
| 	*get_ctrl_ptr(minfo, i) = p->value; | ||||
| 
 | ||||
| 	switch (p->id) { | ||||
| 		case V4L2_CID_BRIGHTNESS: | ||||
| 		case V4L2_CID_CONTRAST: | ||||
| 			{ | ||||
| 				int blacklevel, whitelevel; | ||||
| 				g450_compute_bwlevel(minfo, &blacklevel, &whitelevel); | ||||
| 				cve2_set_reg10(minfo, 0x0e, blacklevel); | ||||
| 				cve2_set_reg10(minfo, 0x1e, whitelevel); | ||||
| 			} | ||||
| 			break; | ||||
| 		case V4L2_CID_SATURATION: | ||||
| 			cve2_set_reg(minfo, 0x20, p->value); | ||||
| 			cve2_set_reg(minfo, 0x22, p->value); | ||||
| 			break; | ||||
| 		case V4L2_CID_HUE: | ||||
| 			cve2_set_reg(minfo, 0x25, p->value); | ||||
| 			break; | ||||
| 		case MATROXFB_CID_TESTOUT: | ||||
| 			{ | ||||
| 				unsigned char val = cve2_get_reg(minfo, 0x05); | ||||
| 				if (p->value) val |=  0x02; | ||||
| 				else          val &= ~0x02; | ||||
| 				cve2_set_reg(minfo, 0x05, val); | ||||
| 			} | ||||
| 			break; | ||||
| 	} | ||||
| 	 | ||||
| 
 | ||||
| 	return 0; | ||||
| } | ||||
| 
 | ||||
| static int g450_get_ctrl(void* md, struct v4l2_control *p) { | ||||
| 	int i; | ||||
| 	struct matrox_fb_info *minfo = md; | ||||
| 	 | ||||
| 	i = get_ctrl_id(p->id); | ||||
| 	if (i < 0) return -EINVAL; | ||||
| 	p->value = *get_ctrl_ptr(minfo, i); | ||||
| 	return 0; | ||||
| } | ||||
| 
 | ||||
| struct output_desc { | ||||
| 	unsigned int	h_vis; | ||||
| 	unsigned int	h_f_porch; | ||||
| 	unsigned int	h_sync; | ||||
| 	unsigned int	h_b_porch; | ||||
| 	unsigned long long int	chromasc; | ||||
| 	unsigned int	burst; | ||||
| 	unsigned int	v_total; | ||||
| }; | ||||
| 
 | ||||
| static void computeRegs(struct matrox_fb_info *minfo, struct mavenregs *r, | ||||
| 			struct my_timming *mt, const struct output_desc *outd) | ||||
| { | ||||
| 	u_int32_t chromasc; | ||||
| 	u_int32_t hlen; | ||||
| 	u_int32_t hsl; | ||||
| 	u_int32_t hbp; | ||||
| 	u_int32_t hfp; | ||||
| 	u_int32_t hvis; | ||||
| 	unsigned int pixclock; | ||||
| 	unsigned long long piic; | ||||
| 	int mnp; | ||||
| 	int over; | ||||
| 	 | ||||
| 	r->regs[0x80] = 0x03;	/* | 0x40 for SCART */ | ||||
| 
 | ||||
| 	hvis = ((mt->HDisplay << 1) + 3) & ~3; | ||||
| 	 | ||||
| 	if (hvis >= 2048) { | ||||
| 		hvis = 2044; | ||||
| 	} | ||||
| 	 | ||||
| 	piic = 1000000000ULL * hvis; | ||||
| 	do_div(piic, outd->h_vis); | ||||
| 
 | ||||
| 	dprintk(KERN_DEBUG "Want %u kHz pixclock\n", (unsigned int)piic); | ||||
| 	 | ||||
| 	mnp = matroxfb_g450_setclk(minfo, piic, M_VIDEO_PLL); | ||||
| 	 | ||||
| 	mt->mnp = mnp; | ||||
| 	mt->pixclock = g450_mnp2f(minfo, mnp); | ||||
| 
 | ||||
| 	dprintk(KERN_DEBUG "MNP=%08X\n", mnp); | ||||
| 
 | ||||
| 	pixclock = 1000000000U / mt->pixclock; | ||||
| 
 | ||||
| 	dprintk(KERN_DEBUG "Got %u ps pixclock\n", pixclock); | ||||
| 
 | ||||
| 	piic = outd->chromasc; | ||||
| 	do_div(piic, mt->pixclock); | ||||
| 	chromasc = piic; | ||||
| 	 | ||||
| 	dprintk(KERN_DEBUG "Chroma is %08X\n", chromasc); | ||||
| 
 | ||||
| 	r->regs[0] = piic >> 24; | ||||
| 	r->regs[1] = piic >> 16; | ||||
| 	r->regs[2] = piic >>  8; | ||||
| 	r->regs[3] = piic >>  0; | ||||
| 	hbp = (((outd->h_b_porch + pixclock) / pixclock)) & ~1; | ||||
| 	hfp = (((outd->h_f_porch + pixclock) / pixclock)) & ~1; | ||||
| 	hsl = (((outd->h_sync + pixclock) / pixclock)) & ~1; | ||||
| 	hlen = hvis + hfp + hsl + hbp; | ||||
| 	over = hlen & 0x0F; | ||||
| 	 | ||||
| 	dprintk(KERN_DEBUG "WL: vis=%u, hf=%u, hs=%u, hb=%u, total=%u\n", hvis, hfp, hsl, hbp, hlen); | ||||
| 
 | ||||
| 	if (over) { | ||||
| 		hfp -= over; | ||||
| 		hlen -= over; | ||||
| 		if (over <= 2) { | ||||
| 		} else if (over < 10) { | ||||
| 			hfp += 4; | ||||
| 			hlen += 4; | ||||
| 		} else { | ||||
| 			hfp += 16; | ||||
| 			hlen += 16; | ||||
| 		} | ||||
| 	} | ||||
| 
 | ||||
| 	/* maybe cve2 has requirement 800 < hlen < 1184 */ | ||||
| 	r->regs[0x08] = hsl; | ||||
| 	r->regs[0x09] = (outd->burst + pixclock - 1) / pixclock;	/* burst length */ | ||||
| 	r->regs[0x0A] = hbp; | ||||
| 	r->regs[0x2C] = hfp; | ||||
| 	r->regs[0x31] = hvis / 8; | ||||
| 	r->regs[0x32] = hvis & 7; | ||||
| 	 | ||||
| 	dprintk(KERN_DEBUG "PG: vis=%04X, hf=%02X, hs=%02X, hb=%02X, total=%04X\n", hvis, hfp, hsl, hbp, hlen); | ||||
| 
 | ||||
| 	r->regs[0x84] = 1;	/* x sync point */ | ||||
| 	r->regs[0x85] = 0; | ||||
| 	hvis = hvis >> 1; | ||||
| 	hlen = hlen >> 1; | ||||
| 	 | ||||
| 	dprintk(KERN_DEBUG "hlen=%u hvis=%u\n", hlen, hvis); | ||||
| 
 | ||||
| 	mt->interlaced = 1; | ||||
| 
 | ||||
| 	mt->HDisplay = hvis & ~7; | ||||
| 	mt->HSyncStart = mt->HDisplay + 8; | ||||
| 	mt->HSyncEnd = (hlen & ~7) - 8; | ||||
| 	mt->HTotal = hlen; | ||||
| 
 | ||||
| 	{ | ||||
| 		int upper; | ||||
| 		unsigned int vtotal; | ||||
| 		unsigned int vsyncend; | ||||
| 		unsigned int vdisplay; | ||||
| 		 | ||||
| 		vtotal = mt->VTotal; | ||||
| 		vsyncend = mt->VSyncEnd; | ||||
| 		vdisplay = mt->VDisplay; | ||||
| 		if (vtotal < outd->v_total) { | ||||
| 			unsigned int yovr = outd->v_total - vtotal; | ||||
| 			 | ||||
| 			vsyncend += yovr >> 1; | ||||
| 		} else if (vtotal > outd->v_total) { | ||||
| 			vdisplay = outd->v_total - 4; | ||||
| 			vsyncend = outd->v_total; | ||||
| 		} | ||||
| 		upper = (outd->v_total - vsyncend) >> 1;	/* in field lines */ | ||||
| 		r->regs[0x17] = outd->v_total / 4; | ||||
| 		r->regs[0x18] = outd->v_total & 3; | ||||
| 		r->regs[0x33] = upper - 1;	/* upper blanking */ | ||||
| 		r->regs[0x82] = upper;		/* y sync point */ | ||||
| 		r->regs[0x83] = upper >> 8; | ||||
| 		 | ||||
| 		mt->VDisplay = vdisplay; | ||||
| 		mt->VSyncStart = outd->v_total - 2; | ||||
| 		mt->VSyncEnd = outd->v_total; | ||||
| 		mt->VTotal = outd->v_total; | ||||
| 	} | ||||
| } | ||||
| 
 | ||||
| static void cve2_init_TVdata(int norm, struct mavenregs* data, const struct output_desc** outd) { | ||||
| 	static const struct output_desc paloutd = { | ||||
| 		.h_vis	   = 52148148,	// ps
 | ||||
| 		.h_f_porch =  1407407,	// ps
 | ||||
| 		.h_sync    =  4666667,	// ps
 | ||||
| 		.h_b_porch =  5777778,	// ps
 | ||||
| 		.chromasc  = 19042247534182ULL,	// 4433618.750 Hz
 | ||||
| 		.burst     =  2518518,	// ps
 | ||||
| 		.v_total   =      625, | ||||
| 	}; | ||||
| 	static const struct output_desc ntscoutd = { | ||||
| 		.h_vis     = 52888889,	// ps
 | ||||
| 		.h_f_porch =  1333333,	// ps
 | ||||
| 		.h_sync    =  4666667,	// ps
 | ||||
| 		.h_b_porch =  4666667,	// ps
 | ||||
| 		.chromasc  = 15374030659475ULL,	// 3579545.454 Hz
 | ||||
| 		.burst     =  2418418,	// ps
 | ||||
| 		.v_total   =      525,	// lines
 | ||||
| 	}; | ||||
| 
 | ||||
| 	static const struct mavenregs palregs = { { | ||||
| 		0x2A, 0x09, 0x8A, 0xCB,	/* 00: chroma subcarrier */ | ||||
| 		0x00, | ||||
| 		0x00,	/* test */ | ||||
| 		0xF9,	/* modified by code (F9 written...) */ | ||||
| 		0x00,	/* ? not written */ | ||||
| 		0x7E,	/* 08 */ | ||||
| 		0x44,	/* 09 */ | ||||
| 		0x9C,	/* 0A */ | ||||
| 		0x2E,	/* 0B */ | ||||
| 		0x21,	/* 0C */ | ||||
| 		0x00,	/* ? not written */ | ||||
| //		0x3F, 0x03, /* 0E-0F */
 | ||||
| 		0x3C, 0x03, | ||||
| 		0x3C, 0x03, /* 10-11 */ | ||||
| 		0x1A,	/* 12 */ | ||||
| 		0x2A,	/* 13 */ | ||||
| 		0x1C, 0x3D, 0x14, /* 14-16 */ | ||||
| 		0x9C, 0x01, /* 17-18 */ | ||||
| 		0x00,	/* 19 */ | ||||
| 		0xFE,	/* 1A */ | ||||
| 		0x7E,	/* 1B */ | ||||
| 		0x60,	/* 1C */ | ||||
| 		0x05,	/* 1D */ | ||||
| //		0x89, 0x03, /* 1E-1F */
 | ||||
| 		0xAD, 0x03, | ||||
| //		0x72,	/* 20 */
 | ||||
| 		0xA5, | ||||
| 		0x07,	/* 21 */ | ||||
| //		0x72,	/* 22 */
 | ||||
| 		0xA5, | ||||
| 		0x00,	/* 23 */ | ||||
| 		0x00,	/* 24 */ | ||||
| 		0x00,	/* 25 */ | ||||
| 		0x08,	/* 26 */ | ||||
| 		0x04,	/* 27 */ | ||||
| 		0x00,	/* 28 */ | ||||
| 		0x1A,	/* 29 */ | ||||
| 		0x55, 0x01, /* 2A-2B */ | ||||
| 		0x26,	/* 2C */ | ||||
| 		0x07, 0x7E, /* 2D-2E */ | ||||
| 		0x02, 0x54, /* 2F-30 */ | ||||
| 		0xB0, 0x00, /* 31-32 */ | ||||
| 		0x14,	/* 33 */ | ||||
| 		0x49,	/* 34 */ | ||||
| 		0x00,	/* 35 written multiple times */ | ||||
| 		0x00,	/* 36 not written */ | ||||
| 		0xA3,	/* 37 */ | ||||
| 		0xC8,	/* 38 */ | ||||
| 		0x22,	/* 39 */ | ||||
| 		0x02,	/* 3A */ | ||||
| 		0x22,	/* 3B */ | ||||
| 		0x3F, 0x03, /* 3C-3D */ | ||||
| 		0x00,	/* 3E written multiple times */ | ||||
| 		0x00,	/* 3F not written */ | ||||
| 	} }; | ||||
| 	static struct mavenregs ntscregs = { { | ||||
| 		0x21, 0xF0, 0x7C, 0x1F,	/* 00: chroma subcarrier */ | ||||
| 		0x00, | ||||
| 		0x00,	/* test */ | ||||
| 		0xF9,	/* modified by code (F9 written...) */ | ||||
| 		0x00,	/* ? not written */ | ||||
| 		0x7E,	/* 08 */ | ||||
| 		0x43,	/* 09 */ | ||||
| 		0x7E,	/* 0A */ | ||||
| 		0x3D,	/* 0B */ | ||||
| 		0x00,	/* 0C */ | ||||
| 		0x00,	/* ? not written */ | ||||
| 		0x41, 0x00, /* 0E-0F */ | ||||
| 		0x3C, 0x00, /* 10-11 */ | ||||
| 		0x17,	/* 12 */ | ||||
| 		0x21,	/* 13 */ | ||||
| 		0x1B, 0x1B, 0x24, /* 14-16 */ | ||||
| 		0x83, 0x01, /* 17-18 */ | ||||
| 		0x00,	/* 19 */ | ||||
| 		0x0F,	/* 1A */ | ||||
| 		0x0F,	/* 1B */ | ||||
| 		0x60,	/* 1C */ | ||||
| 		0x05,	/* 1D */ | ||||
| 		//0x89, 0x02, /* 1E-1F */
 | ||||
| 		0xC0, 0x02, /* 1E-1F */ | ||||
| 		//0x5F,	/* 20 */
 | ||||
| 		0x9C,	/* 20 */ | ||||
| 		0x04,	/* 21 */ | ||||
| 		//0x5F,	/* 22 */
 | ||||
| 		0x9C,	/* 22 */ | ||||
| 		0x01,	/* 23 */ | ||||
| 		0x02,	/* 24 */ | ||||
| 		0x00,	/* 25 */ | ||||
| 		0x0A,	/* 26 */ | ||||
| 		0x05,	/* 27 */ | ||||
| 		0x00,	/* 28 */ | ||||
| 		0x10,	/* 29 */ | ||||
| 		0xFF, 0x03, /* 2A-2B */ | ||||
| 		0x24,	/* 2C */ | ||||
| 		0x0F, 0x78, /* 2D-2E */ | ||||
| 		0x00, 0x00, /* 2F-30 */ | ||||
| 		0xB2, 0x04, /* 31-32 */ | ||||
| 		0x14,	/* 33 */ | ||||
| 		0x02,	/* 34 */ | ||||
| 		0x00,	/* 35 written multiple times */ | ||||
| 		0x00,	/* 36 not written */ | ||||
| 		0xA3,	/* 37 */ | ||||
| 		0xC8,	/* 38 */ | ||||
| 		0x15,	/* 39 */ | ||||
| 		0x05,	/* 3A */ | ||||
| 		0x3B,	/* 3B */ | ||||
| 		0x3C, 0x00, /* 3C-3D */ | ||||
| 		0x00,	/* 3E written multiple times */ | ||||
| 		0x00,	/* never written */ | ||||
| 	} }; | ||||
| 
 | ||||
| 	if (norm == MATROXFB_OUTPUT_MODE_PAL) { | ||||
| 		*data = palregs; | ||||
| 		*outd = &paloutd; | ||||
| 	} else { | ||||
|   		*data = ntscregs; | ||||
| 		*outd = &ntscoutd; | ||||
| 	} | ||||
|  	return; | ||||
| } | ||||
| 
 | ||||
| #define LR(x) cve2_set_reg(minfo, (x), m->regs[(x)]) | ||||
| static void cve2_init_TV(struct matrox_fb_info *minfo, | ||||
| 			 const struct mavenregs *m) | ||||
| { | ||||
| 	int i; | ||||
| 
 | ||||
| 	LR(0x80); | ||||
| 	LR(0x82); LR(0x83); | ||||
| 	LR(0x84); LR(0x85); | ||||
| 	 | ||||
| 	cve2_set_reg(minfo, 0x3E, 0x01); | ||||
| 	 | ||||
| 	for (i = 0; i < 0x3E; i++) { | ||||
| 		LR(i); | ||||
| 	} | ||||
| 	cve2_set_reg(minfo, 0x3E, 0x00); | ||||
| } | ||||
| 
 | ||||
| static int matroxfb_g450_compute(void* md, struct my_timming* mt) { | ||||
| 	struct matrox_fb_info *minfo = md; | ||||
| 
 | ||||
| 	dprintk(KERN_DEBUG "Computing, mode=%u\n", minfo->outputs[1].mode); | ||||
| 
 | ||||
| 	if (mt->crtc == MATROXFB_SRC_CRTC2 && | ||||
| 	    minfo->outputs[1].mode != MATROXFB_OUTPUT_MODE_MONITOR) { | ||||
| 		const struct output_desc* outd; | ||||
| 
 | ||||
| 		cve2_init_TVdata(minfo->outputs[1].mode, &minfo->hw.maven, &outd); | ||||
| 		{ | ||||
| 			int blacklevel, whitelevel; | ||||
| 			g450_compute_bwlevel(minfo, &blacklevel, &whitelevel); | ||||
| 			minfo->hw.maven.regs[0x0E] = blacklevel >> 2; | ||||
| 			minfo->hw.maven.regs[0x0F] = blacklevel & 3; | ||||
| 			minfo->hw.maven.regs[0x1E] = whitelevel >> 2; | ||||
| 			minfo->hw.maven.regs[0x1F] = whitelevel & 3; | ||||
| 
 | ||||
| 			minfo->hw.maven.regs[0x20] = | ||||
| 			minfo->hw.maven.regs[0x22] = minfo->altout.tvo_params.saturation; | ||||
| 
 | ||||
| 			minfo->hw.maven.regs[0x25] = minfo->altout.tvo_params.hue; | ||||
| 
 | ||||
| 			if (minfo->altout.tvo_params.testout) { | ||||
| 				minfo->hw.maven.regs[0x05] |= 0x02; | ||||
| 			} | ||||
| 		} | ||||
| 		computeRegs(minfo, &minfo->hw.maven, mt, outd); | ||||
| 	} else if (mt->mnp < 0) { | ||||
| 		/* We must program clocks before CRTC2, otherwise interlaced mode
 | ||||
| 		   startup may fail */ | ||||
| 		mt->mnp = matroxfb_g450_setclk(minfo, mt->pixclock, (mt->crtc == MATROXFB_SRC_CRTC1) ? M_PIXEL_PLL_C : M_VIDEO_PLL); | ||||
| 		mt->pixclock = g450_mnp2f(minfo, mt->mnp); | ||||
| 	} | ||||
| 	dprintk(KERN_DEBUG "Pixclock = %u\n", mt->pixclock); | ||||
| 	return 0; | ||||
| } | ||||
| 
 | ||||
| static int matroxfb_g450_program(void* md) { | ||||
| 	struct matrox_fb_info *minfo = md; | ||||
| 	 | ||||
| 	if (minfo->outputs[1].mode != MATROXFB_OUTPUT_MODE_MONITOR) { | ||||
| 		cve2_init_TV(minfo, &minfo->hw.maven); | ||||
| 	} | ||||
| 	return 0; | ||||
| } | ||||
| 
 | ||||
| static int matroxfb_g450_verify_mode(void* md, u_int32_t arg) { | ||||
| 	switch (arg) { | ||||
| 		case MATROXFB_OUTPUT_MODE_PAL: | ||||
| 		case MATROXFB_OUTPUT_MODE_NTSC: | ||||
| 		case MATROXFB_OUTPUT_MODE_MONITOR: | ||||
| 			return 0; | ||||
| 	} | ||||
| 	return -EINVAL; | ||||
| } | ||||
| 
 | ||||
| static int g450_dvi_compute(void* md, struct my_timming* mt) { | ||||
| 	struct matrox_fb_info *minfo = md; | ||||
| 
 | ||||
| 	if (mt->mnp < 0) { | ||||
| 		mt->mnp = matroxfb_g450_setclk(minfo, mt->pixclock, (mt->crtc == MATROXFB_SRC_CRTC1) ? M_PIXEL_PLL_C : M_VIDEO_PLL); | ||||
| 		mt->pixclock = g450_mnp2f(minfo, mt->mnp); | ||||
| 	} | ||||
| 	return 0; | ||||
| } | ||||
| 
 | ||||
| static struct matrox_altout matroxfb_g450_altout = { | ||||
| 	.name		= "Secondary output", | ||||
| 	.compute	= matroxfb_g450_compute, | ||||
| 	.program	= matroxfb_g450_program, | ||||
| 	.verifymode	= matroxfb_g450_verify_mode, | ||||
| 	.getqueryctrl	= g450_query_ctrl, | ||||
| 	.getctrl	= g450_get_ctrl, | ||||
| 	.setctrl	= g450_set_ctrl, | ||||
| }; | ||||
| 
 | ||||
| static struct matrox_altout matroxfb_g450_dvi = { | ||||
| 	.name		= "DVI output", | ||||
| 	.compute	= g450_dvi_compute, | ||||
| }; | ||||
| 
 | ||||
| void matroxfb_g450_connect(struct matrox_fb_info *minfo) | ||||
| { | ||||
| 	if (minfo->devflags.g450dac) { | ||||
| 		down_write(&minfo->altout.lock); | ||||
| 		tvo_fill_defaults(minfo); | ||||
| 		minfo->outputs[1].src = minfo->outputs[1].default_src; | ||||
| 		minfo->outputs[1].data = minfo; | ||||
| 		minfo->outputs[1].output = &matroxfb_g450_altout; | ||||
| 		minfo->outputs[1].mode = MATROXFB_OUTPUT_MODE_MONITOR; | ||||
| 		minfo->outputs[2].src = minfo->outputs[2].default_src; | ||||
| 		minfo->outputs[2].data = minfo; | ||||
| 		minfo->outputs[2].output = &matroxfb_g450_dvi; | ||||
| 		minfo->outputs[2].mode = MATROXFB_OUTPUT_MODE_MONITOR; | ||||
| 		up_write(&minfo->altout.lock); | ||||
| 	} | ||||
| } | ||||
| 
 | ||||
| void matroxfb_g450_shutdown(struct matrox_fb_info *minfo) | ||||
| { | ||||
| 	if (minfo->devflags.g450dac) { | ||||
| 		down_write(&minfo->altout.lock); | ||||
| 		minfo->outputs[1].src = MATROXFB_SRC_NONE; | ||||
| 		minfo->outputs[1].output = NULL; | ||||
| 		minfo->outputs[1].data = NULL; | ||||
| 		minfo->outputs[1].mode = MATROXFB_OUTPUT_MODE_MONITOR; | ||||
| 		minfo->outputs[2].src = MATROXFB_SRC_NONE; | ||||
| 		minfo->outputs[2].output = NULL; | ||||
| 		minfo->outputs[2].data = NULL; | ||||
| 		minfo->outputs[2].mode = MATROXFB_OUTPUT_MODE_MONITOR; | ||||
| 		up_write(&minfo->altout.lock); | ||||
| 	} | ||||
| } | ||||
| 
 | ||||
| EXPORT_SYMBOL(matroxfb_g450_connect); | ||||
| EXPORT_SYMBOL(matroxfb_g450_shutdown); | ||||
| 
 | ||||
| MODULE_AUTHOR("(c) 2000-2002 Petr Vandrovec <vandrove@vc.cvut.cz>"); | ||||
| MODULE_DESCRIPTION("Matrox G450/G550 output driver"); | ||||
| MODULE_LICENSE("GPL"); | ||||
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