cregit-Linux how code gets into the kernel

Release 4.14 arch/parisc/include/asm/led.h

/* SPDX-License-Identifier: GPL-2.0 */
#ifndef LED_H

#define LED_H


#define	LED7		0x80		
/* top (or furthest right) LED */

#define	LED6		0x40

#define	LED5		0x20

#define	LED4		0x10

#define	LED3		0x08

#define	LED2		0x04

#define	LED1		0x02

#define	LED0		0x01		
/* bottom (or furthest left) LED */


#define	LED_LAN_TX	LED0		
/* for LAN transmit activity */

#define	LED_LAN_RCV	LED1		
/* for LAN receive activity */

#define	LED_DISK_IO	LED2		
/* for disk activity */

#define	LED_HEARTBEAT	LED3		
/* heartbeat */

/* values for pdc_chassis_lcd_info_ret_block.model: */

#define DISPLAY_MODEL_LCD  0		
/* KittyHawk LED or LCD */

#define DISPLAY_MODEL_NONE 1		
/* no LED or LCD */

#define DISPLAY_MODEL_LASI 2		
/* LASI style 8 bit LED */

#define DISPLAY_MODEL_OLD_ASP 0x7F	
/* faked: ASP style 8 x 1 bit LED (only very old ASP versions) */


#define LED_CMD_REG_NONE 0		
/* NULL == no addr for the cmd register */

/* register_led_driver() */
int __init register_led_driver(int model, unsigned long cmd_reg, unsigned long data_reg);

/* registers the LED regions for procfs */
void __init register_led_regions(void);

#ifdef CONFIG_CHASSIS_LCD_LED
/* writes a string to the LCD display (if possible on this h/w) */
int lcd_print(const char *str);
#else

#define lcd_print(str)
#endif

/* main LED initialization function (uses PDC) */ 
int __init led_init(void);

#endif /* LED_H */

Overall Contributors

PersonTokensPropCommitsCommitProp
Linus Torvalds (pre-git)8256.16%120.00%
Matthew Wilcox6242.47%240.00%
Greg Kroah-Hartman10.68%120.00%
Helge Deller10.68%120.00%
Total146100.00%5100.00%
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