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Commit cd00b115 authored by Florian Tobias Schandinat's avatar Florian Tobias Schandinat
Browse files

viafb: replace custom return values 



This patch replaces OK/FAIL by true/false which is simpler and saner.

Signed-off-by: default avatarFlorian Tobias Schandinat <FlorianSchandinat@gmx.de>
parent 7f980a06

drivers/video/via/dvi.c

+9 −13
Original line number Diff line number Diff line
@@ -30,12 +30,9 @@ static void __devinit dvi_get_panel_size_from_DDCv1( 
	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,
@@ -50,7 +47,7 @@ void __devinit viafb_init_dvi_size(struct tmds_chip_information *tmds_chip, 
	return;

}



int __devinit viafb_tmds_trasmitter_identify(void)

bool __devinit viafb_tmds_trasmitter_identify(void)

{

	unsigned char sr2a = 0, sr1e = 0, sr3e = 0;
@@ -89,7 +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

		 */
@@ -100,11 +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",
@@ -113,7 +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;

		}

	}
@@ -123,7 +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) {
@@ -147,7 +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)

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,

drivers/video/via/lcd.c

+6 −10
Original line number Diff line number Diff line
@@ -48,7 +48,6 @@ static struct _lcd_scaling_factor lcd_scaling_factor_CLE = { 
	{LCD_VER_SCALING_FACTOR_REG_NUM_CLE, {{CR78, 0, 7}, {CR79, 6, 7} } }

};



static int check_lvds_chip(int device_id_subaddr, int device_id);

static bool lvds_identify_integratedlvds(void);

static void __devinit fp_id_to_vindex(int panel_id);

static int lvds_register_read(int index);
@@ -84,12 +83,9 @@ static struct display_timing lcd_centering_timging(struct display_timing 
					    mode_crt_reg,

					   struct display_timing panel_crt_reg);



static int check_lvds_chip(int device_id_subaddr, int device_id)

static inline bool check_lvds_chip(int device_id_subaddr, int device_id)

{

	if (lvds_register_read(device_id_subaddr) == device_id)

		return OK;

	else

		return FAIL;

	return lvds_register_read(device_id_subaddr) == device_id;

}



void __devinit viafb_init_lcd_size(void)
@@ -150,7 +146,7 @@ static bool lvds_identify_integratedlvds(void) 
	return true;

}



int __devinit viafb_lvds_trasmitter_identify(void)

bool __devinit viafb_lvds_trasmitter_identify(void)

{

	if (viafb_lvds_identify_vt1636(VIA_PORT_31)) {

		viaparinfo->chip_info->lvds_chip_info.i2c_port = VIA_PORT_31;
@@ -175,20 +171,20 @@ int __devinit viafb_lvds_trasmitter_identify(void) 
	viaparinfo->chip_info->lvds_chip_info.lvds_chip_slave_addr =

		VT1631_LVDS_I2C_ADDR;



	if (check_lvds_chip(VT1631_DEVICE_ID_REG, VT1631_DEVICE_ID) != FAIL) {

	if (check_lvds_chip(VT1631_DEVICE_ID_REG, VT1631_DEVICE_ID)) {

		DEBUG_MSG(KERN_INFO "\n VT1631 LVDS ! \n");

		DEBUG_MSG(KERN_INFO "\n %2d",

			  viaparinfo->chip_info->lvds_chip_info.lvds_chip_name);

		DEBUG_MSG(KERN_INFO "\n %2d",

			  viaparinfo->chip_info->lvds_chip_info.lvds_chip_name);

		return OK;

		return true;

	}



	viaparinfo->chip_info->lvds_chip_info.lvds_chip_name =

		NON_LVDS_TRANSMITTER;

	viaparinfo->chip_info->lvds_chip_info.lvds_chip_slave_addr =

		VT1631_LVDS_I2C_ADDR;

	return FAIL;

	return false;

}



static void __devinit fp_id_to_vindex(int panel_id)

drivers/video/via/lcd.h

+1 −1
Original line number Diff line number Diff line
@@ -79,7 +79,7 @@ void __devinit viafb_init_lvds_output_interface(struct lvds_chip_information 
void viafb_lcd_set_mode(struct crt_mode_table *mode_crt_table,

		  struct lvds_setting_information *plvds_setting_info,

		  struct lvds_chip_information *plvds_chip_info);

int __devinit viafb_lvds_trasmitter_identify(void);

bool __devinit viafb_lvds_trasmitter_identify(void);

void viafb_init_lvds_output_interface(struct lvds_chip_information

				*plvds_chip_info,

				struct lvds_setting_information

drivers/video/via/share.h

+0 −8
Original line number Diff line number Diff line
@@ -22,14 +22,6 @@ 
#ifndef __SHARE_H__

#define __SHARE_H__



/* Define Return Value */

#define FAIL        -1

#define OK          1



#ifndef NULL

#define NULL 0

#endif



/* Define Bit Field */

#define BIT0    0x01

#define BIT1    0x02