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Commit 71a86384 authored by Linus Torvalds's avatar Linus Torvalds
Browse files

Merge branch 'viafb-next' of git://github.com/schandinat/linux-2.6 

* 'viafb-next' of git://github.com/schandinat/linux-2.6: (24 commits)
  viafb: Automatic OLPC XO-1.5 configuration
  viafb: remove unused CEA mode
  viafb: try to map less memory in case of failure
  viafb: use write combining for video ram
  viafb: add X server compatibility mode
  viafb: reduce OLPC refresh a bit
  viafb: fix OLPC XO 1.5 device connection
  viafb: fix OLPC DCON refresh rate
  viafb: delete clock and PLL initialization
  viafb: replace custom return values
  viafb: some small cleanup for global variables
  viafb: gather common good, old VGA initialization in one place
  viafb: add engine clock support
  viafb: add VIA slapping capability
  viafb: split clock and PLL code to an extra file
  viafb: add primary/secondary clock on/off switches
  viafb: add clock source selection and PLL power management support
  viafb: prepare for PLL separation
  viafb: call viafb_get_clk_value only in viafb_set_vclock
  viafb: remove unused max_hres/vres
  ...
parents 17238005 8aa4d96f

drivers/video/Kconfig

+11 −0
Original line number Diff line number Diff line
@@ -1562,6 +1562,17 @@ config FB_VIA_DIRECT_PROCFS 
	  correct output device configuration.

	  Its use is strongly discouraged.



config FB_VIA_X_COMPATIBILITY

	bool "X server compatibility"

	depends on FB_VIA

	default n

	help

	  This option reduces the functionality (power saving, ...) of the

	  framebuffer to avoid negative impact on the OpenChrome X server.

	  If you use any X server other than fbdev you should enable this

	  otherwise it should be safe to disable it and allow using all

	  features.



endif



config FB_NEOMAGIC

drivers/video/via/Makefile

+1 −1
Original line number Diff line number Diff line
@@ -6,4 +6,4 @@ obj-$(CONFIG_FB_VIA) += viafb.o 


viafb-y	:=viafbdev.o hw.o via_i2c.o dvi.o lcd.o ioctl.o accel.o \

	via_utility.o vt1636.o global.o tblDPASetting.o viamode.o \

	via-core.o via-gpio.o via_modesetting.o
 
	via-core.o via-gpio.o via_modesetting.o via_clock.o

drivers/video/via/chip.h

+0 −6
Original line number Diff line number Diff line
@@ -137,17 +137,11 @@ struct chip_information { 
	struct lvds_chip_information lvds_chip_info2;

};



struct crt_setting_information {

	int iga_path;

};



struct tmds_setting_information {

	int iga_path;

	int h_active;

	int v_active;

	int max_pixel_clock;

	int max_hres;

	int max_vres;

};



struct lvds_setting_information {

drivers/video/via/dvi.c

+12 −148
Original line number Diff line number Diff line
@@ -28,17 +28,11 @@ static int tmds_register_read_bytes(int index, u8 *buff, int buff_len); 
static void __devinit dvi_get_panel_size_from_DDCv1(

	struct tmds_chip_information *tmds_chip,

	struct tmds_setting_information *tmds_setting);

static void __devinit dvi_get_panel_size_from_DDCv2(

	struct tmds_chip_information *tmds_chip,

	struct tmds_setting_information *tmds_setting);

static int viafb_dvi_query_EDID(void);



static int check_tmds_chip(int device_id_subaddr, int device_id)

static inline bool check_tmds_chip(int device_id_subaddr, int device_id)

{

	if (tmds_register_read(device_id_subaddr) == device_id)

		return OK;

	else

		return FAIL;

	return tmds_register_read(device_id_subaddr) == device_id;

}



void __devinit viafb_init_dvi_size(struct tmds_chip_information *tmds_chip,
@@ -47,22 +41,13 @@ void __devinit viafb_init_dvi_size(struct tmds_chip_information *tmds_chip, 
	DEBUG_MSG(KERN_INFO "viafb_init_dvi_size()\n");



	viafb_dvi_sense();

	switch (viafb_dvi_query_EDID()) {

	case 1:

	if (viafb_dvi_query_EDID() == 1)

		dvi_get_panel_size_from_DDCv1(tmds_chip, tmds_setting);

		break;

	case 2:

		dvi_get_panel_size_from_DDCv2(tmds_chip, tmds_setting);

		break;

	default:

		printk(KERN_WARNING "viafb_init_dvi_size: DVI panel size undetected!\n");

		break;

	}



	return;

}



int __devinit viafb_tmds_trasmitter_identify(void)

bool __devinit viafb_tmds_trasmitter_identify(void)

{

	unsigned char sr2a = 0, sr1e = 0, sr3e = 0;
@@ -101,7 +86,7 @@ int __devinit viafb_tmds_trasmitter_identify(void) 
	viaparinfo->chip_info->

		tmds_chip_info.tmds_chip_slave_addr = VT1632_TMDS_I2C_ADDR;

	viaparinfo->chip_info->tmds_chip_info.i2c_port = VIA_PORT_31;

	if (check_tmds_chip(VT1632_DEVICE_ID_REG, VT1632_DEVICE_ID) != FAIL) {

	if (check_tmds_chip(VT1632_DEVICE_ID_REG, VT1632_DEVICE_ID)) {

		/*

		 * Currently only support 12bits,dual edge,add 24bits mode later

		 */
@@ -112,11 +97,10 @@ int __devinit viafb_tmds_trasmitter_identify(void) 
			  viaparinfo->chip_info->tmds_chip_info.tmds_chip_name);

		DEBUG_MSG(KERN_INFO "\n %2d",

			  viaparinfo->chip_info->tmds_chip_info.i2c_port);

		return OK;

		return true;

	} else {

		viaparinfo->chip_info->tmds_chip_info.i2c_port = VIA_PORT_2C;

		if (check_tmds_chip(VT1632_DEVICE_ID_REG, VT1632_DEVICE_ID)

		    != FAIL) {

		if (check_tmds_chip(VT1632_DEVICE_ID_REG, VT1632_DEVICE_ID)) {

			tmds_register_write(0x08, 0x3b);

			DEBUG_MSG(KERN_INFO "\n VT1632 TMDS ! \n");

			DEBUG_MSG(KERN_INFO "\n %2d",
@@ -125,7 +109,7 @@ int __devinit viafb_tmds_trasmitter_identify(void) 
			DEBUG_MSG(KERN_INFO "\n %2d",

				  viaparinfo->chip_info->

				  tmds_chip_info.i2c_port);

			return OK;

			return true;

		}

	}
@@ -135,7 +119,7 @@ int __devinit viafb_tmds_trasmitter_identify(void) 
	    ((viafb_display_hardware_layout == HW_LAYOUT_DVI_ONLY) ||

	     (viafb_display_hardware_layout == HW_LAYOUT_LCD_DVI))) {

		DEBUG_MSG(KERN_INFO "\n Integrated TMDS ! \n");

		return OK;

		return true;

	}



	switch (viaparinfo->chip_info->gfx_chip_name) {
@@ -159,7 +143,7 @@ int __devinit viafb_tmds_trasmitter_identify(void) 
		tmds_chip_info.tmds_chip_name = NON_TMDS_TRANSMITTER;

	viaparinfo->chip_info->tmds_chip_info.

		tmds_chip_slave_addr = VT1632_TMDS_I2C_ADDR;

	return FAIL;

	return false;

}



static void tmds_register_write(int index, u8 data)
@@ -306,11 +290,6 @@ static int viafb_dvi_query_EDID(void) 
		return EDID_VERSION_1;	/* Found EDID1 Table */

	}



	data0 = (u8) tmds_register_read(0x00);

	viaparinfo->chip_info->tmds_chip_info.tmds_chip_slave_addr = restore;

	if (data0 == 0x20)

		return EDID_VERSION_2;	/* Found EDID2 Table */

	else

	return false;

}
@@ -319,50 +298,15 @@ static void __devinit dvi_get_panel_size_from_DDCv1( 
	struct tmds_chip_information *tmds_chip,

	struct tmds_setting_information *tmds_setting)

{

	int i, max_h = 0, tmp, restore;

	unsigned char rData;

	int i, restore;

	unsigned char EDID_DATA[18];



	DEBUG_MSG(KERN_INFO "\n dvi_get_panel_size_from_DDCv1 \n");



	restore = tmds_chip->tmds_chip_slave_addr;

	tmds_chip->tmds_chip_slave_addr = 0xA0;



	rData = tmds_register_read(0x23);

	if (rData & 0x3C)

		max_h = 640;

	if (rData & 0xC0)

		max_h = 720;

	if (rData & 0x03)

		max_h = 800;



	rData = tmds_register_read(0x24);

	if (rData & 0xC0)

		max_h = 800;

	if (rData & 0x1E)

		max_h = 1024;

	if (rData & 0x01)

		max_h = 1280;



	for (i = 0x25; i < 0x6D; i++) {

		switch (i) {

		case 0x26:

		case 0x28:

		case 0x2A:

		case 0x2C:

		case 0x2E:

		case 0x30:

		case 0x32:

		case 0x34:

			rData = tmds_register_read(i);

			if (rData == 1)

				break;

			/* data = (data + 31) * 8 */

			tmp = (rData + 31) << 3;

			if (tmp > max_h)

				max_h = tmp;

			break;



		case 0x36:

		case 0x48:

		case 0x5A:
@@ -383,91 +327,11 @@ static void __devinit dvi_get_panel_size_from_DDCv1( 
		}

	}



	tmds_setting->max_hres = max_h;

	switch (max_h) {

	case 640:

		tmds_setting->max_vres = 480;

		break;

	case 800:

		tmds_setting->max_vres = 600;

		break;

	case 1024:

		tmds_setting->max_vres = 768;

		break;

	case 1280:

		tmds_setting->max_vres = 1024;

		break;

	case 1400:

		tmds_setting->max_vres = 1050;

		break;

	case 1440:

		tmds_setting->max_vres = 1050;

		break;

	case 1600:

		tmds_setting->max_vres = 1200;

		break;

	case 1920:

		tmds_setting->max_vres = 1080;

		break;

	default:

		DEBUG_MSG(KERN_INFO "Unknown panel size max resolution = %d ! "

					 "set default panel size.\n", max_h);

		break;

	}



	DEBUG_MSG(KERN_INFO "DVI max pixelclock = %d\n",

		tmds_setting->max_pixel_clock);

	tmds_chip->tmds_chip_slave_addr = restore;

}



/* Get Panel Size Using EDID2 Table */

static void __devinit dvi_get_panel_size_from_DDCv2(

	struct tmds_chip_information *tmds_chip,

	struct tmds_setting_information *tmds_setting)

{

	int restore;

	unsigned char R_Buffer[2];



	DEBUG_MSG(KERN_INFO "\n dvi_get_panel_size_from_DDCv2 \n");



	restore = tmds_chip->tmds_chip_slave_addr;

	tmds_chip->tmds_chip_slave_addr = 0xA2;



	/* Horizontal: 0x76, 0x77 */

	tmds_register_read_bytes(0x76, R_Buffer, 2);

	tmds_setting->max_hres = R_Buffer[0] + (R_Buffer[1] << 8);



	switch (tmds_setting->max_hres) {

	case 640:

		tmds_setting->max_vres = 480;

		break;

	case 800:

		tmds_setting->max_vres = 600;

		break;

	case 1024:

		tmds_setting->max_vres = 768;

		break;

	case 1280:

		tmds_setting->max_vres = 1024;

		break;

	case 1400:

		tmds_setting->max_vres = 1050;

		break;

	case 1440:

		tmds_setting->max_vres = 1050;

		break;

	case 1600:

		tmds_setting->max_vres = 1200;

		break;

	default:

		DEBUG_MSG(KERN_INFO "Unknown panel size max resolution = %d! "

			"set default panel size.\n", tmds_setting->max_hres);

		break;

	}



	tmds_chip->tmds_chip_slave_addr = restore;

}



/* If Disable DVI, turn off pad */

void viafb_dvi_disable(void)

{

drivers/video/via/dvi.h

+1 −1
Original line number Diff line number Diff line
@@ -56,7 +56,7 @@ 
int viafb_dvi_sense(void);

void viafb_dvi_disable(void);

void viafb_dvi_enable(void);

int __devinit viafb_tmds_trasmitter_identify(void);

bool __devinit viafb_tmds_trasmitter_identify(void);

void __devinit viafb_init_dvi_size(struct tmds_chip_information *tmds_chip,

	struct tmds_setting_information *tmds_setting);

void viafb_dvi_set_mode(struct VideoModeTable *videoMode, int mode_bpp,