cregit-Linux how code gets into the kernel

Release 4.11 drivers/input/serio/i8042-sparcio.h

#ifndef _I8042_SPARCIO_H

#define _I8042_SPARCIO_H

#include <linux/of_device.h>

#include <asm/io.h>
#include <asm/oplib.h>
#include <asm/prom.h>


static int i8042_kbd_irq = -1;

static int i8042_aux_irq = -1;

#define I8042_KBD_IRQ i8042_kbd_irq

#define I8042_AUX_IRQ i8042_aux_irq


#define I8042_KBD_PHYS_DESC "sparcps2/serio0"

#define I8042_AUX_PHYS_DESC "sparcps2/serio1"

#define I8042_MUX_PHYS_DESC "sparcps2/serio%d"


static void __iomem *kbd_iobase;


#define I8042_COMMAND_REG	(kbd_iobase + 0x64UL)

#define I8042_DATA_REG		(kbd_iobase + 0x60UL)


static inline int i8042_read_data(void) { return readb(kbd_iobase + 0x60UL); }

Contributors

PersonTokensPropCommitsCommitProp
David S. Miller17100.00%1100.00%
Total17100.00%1100.00%


static inline int i8042_read_status(void) { return readb(kbd_iobase + 0x64UL); }

Contributors

PersonTokensPropCommitsCommitProp
David S. Miller17100.00%1100.00%
Total17100.00%1100.00%


static inline void i8042_write_data(int val) { writeb(val, kbd_iobase + 0x60UL); }

Contributors

PersonTokensPropCommitsCommitProp
David S. Miller19100.00%1100.00%
Total19100.00%1100.00%


static inline void i8042_write_command(int val) { writeb(val, kbd_iobase + 0x64UL); }

Contributors

PersonTokensPropCommitsCommitProp
David S. Miller19100.00%1100.00%
Total19100.00%1100.00%

#ifdef CONFIG_PCI static struct resource *kbd_res; #define OBP_PS2KBD_NAME1 "kb_ps2" #define OBP_PS2KBD_NAME2 "keyboard" #define OBP_PS2MS_NAME1 "kdmouse" #define OBP_PS2MS_NAME2 "mouse"
static int sparc_i8042_probe(struct platform_device *op) { struct device_node *dp = op->dev.of_node; dp = dp->child; while (dp) { if (!strcmp(dp->name, OBP_PS2KBD_NAME1) || !strcmp(dp->name, OBP_PS2KBD_NAME2)) { struct platform_device *kbd = of_find_device_by_node(dp); unsigned int irq = kbd->archdata.irqs[0]; if (irq == 0xffffffff) irq = op->archdata.irqs[0]; i8042_kbd_irq = irq; kbd_iobase = of_ioremap(&kbd->resource[0], 0, 8, "kbd"); kbd_res = &kbd->resource[0]; } else if (!strcmp(dp->name, OBP_PS2MS_NAME1) || !strcmp(dp->name, OBP_PS2MS_NAME2)) { struct platform_device *ms = of_find_device_by_node(dp); unsigned int irq = ms->archdata.irqs[0]; if (irq == 0xffffffff) irq = op->archdata.irqs[0]; i8042_aux_irq = irq; } dp = dp->sibling; } return 0; }

Contributors

PersonTokensPropCommitsCommitProp
David S. Miller19593.30%350.00%
Grant C. Likely146.70%350.00%
Total209100.00%6100.00%


static int sparc_i8042_remove(struct platform_device *op) { of_iounmap(kbd_res, kbd_iobase, 8); return 0; }

Contributors

PersonTokensPropCommitsCommitProp
David S. Miller2295.65%375.00%
Grant C. Likely14.35%125.00%
Total23100.00%4100.00%

static const struct of_device_id sparc_i8042_match[] = { { .name = "8042", }, {}, }; MODULE_DEVICE_TABLE(of, sparc_i8042_match); static struct platform_driver sparc_i8042_driver = { .driver = { .name = "i8042", .of_match_table = sparc_i8042_match, }, .probe = sparc_i8042_probe, .remove = sparc_i8042_remove, };
static int __init i8042_platform_init(void) { struct device_node *root = of_find_node_by_path("/"); if (!strcmp(root->name, "SUNW,JavaStation-1")) { /* Hardcoded values for MrCoffee. */ i8042_kbd_irq = i8042_aux_irq = 13 | 0x20; kbd_iobase = ioremap(0x71300060, 8); if (!kbd_iobase) return -ENODEV; } else { int err = platform_driver_register(&sparc_i8042_driver); if (err) return err; if (i8042_kbd_irq == -1 || i8042_aux_irq == -1) { if (kbd_iobase) { of_iounmap(kbd_res, kbd_iobase, 8); kbd_iobase = (void __iomem *) NULL; } return -ENODEV; } } i8042_reset = I8042_RESET_ALWAYS; return 0; }

Contributors

PersonTokensPropCommitsCommitProp
David S. Miller11992.97%555.56%
Vojtech Pavlik64.69%111.11%
Grant C. Likely10.78%111.11%
Dmitry Torokhov10.78%111.11%
Marcos Paulo de Souza10.78%111.11%
Total128100.00%9100.00%


static inline void i8042_platform_exit(void) { struct device_node *root = of_find_node_by_path("/"); if (strcmp(root->name, "SUNW,JavaStation-1")) platform_driver_unregister(&sparc_i8042_driver); }

Contributors

PersonTokensPropCommitsCommitProp
David S. Miller3597.22%266.67%
Grant C. Likely12.78%133.33%
Total36100.00%3100.00%

#else /* !CONFIG_PCI */
static int __init i8042_platform_init(void) { return -ENODEV; }

Contributors

PersonTokensPropCommitsCommitProp
Alexander Beregalov13100.00%1100.00%
Total13100.00%1100.00%


static inline void i8042_platform_exit(void) { }

Contributors

PersonTokensPropCommitsCommitProp
Alexander Beregalov8100.00%1100.00%
Total8100.00%1100.00%

#endif /* !CONFIG_PCI */ #endif /* _I8042_SPARCIO_H */

Overall Contributors

PersonTokensPropCommitsCommitProp
David S. Miller56988.08%1045.45%
Alexander Beregalov304.64%14.55%
Grant C. Likely243.72%522.73%
Vojtech Pavlik101.55%14.55%
Vincent Stehlé60.93%14.55%
Stephen Rothwell40.62%14.55%
Andrew Morton10.15%14.55%
Dmitry Torokhov10.15%14.55%
Marcos Paulo de Souza10.15%14.55%
Total646100.00%22100.00%
Information contained on this website is for historical information purposes only and does not indicate or represent copyright ownership.
Created with cregit.