cregit-Linux how code gets into the kernel

Release 4.7 drivers/pcmcia/sa1100_cerf.c

Directory: drivers/pcmcia
/*
 * drivers/pcmcia/sa1100_cerf.c
 *
 * PCMCIA implementation routines for CerfBoard
 * Based off the Assabet.
 *
 */
#include <linux/module.h>
#include <linux/kernel.h>
#include <linux/device.h>
#include <linux/init.h>
#include <linux/delay.h>
#include <linux/gpio.h>

#include <mach/hardware.h>
#include <asm/mach-types.h>
#include <asm/irq.h>
#include <mach/cerf.h>
#include "sa1100_generic.h"


#define CERF_SOCKET	1


static int cerf_pcmcia_hw_init(struct soc_pcmcia_socket *skt) { int ret; ret = gpio_request_one(CERF_GPIO_CF_RESET, GPIOF_OUT_INIT_LOW, "CF_RESET"); if (ret) return ret; skt->stat[SOC_STAT_CD].gpio = CERF_GPIO_CF_CD; skt->stat[SOC_STAT_CD].name = "CF_CD"; skt->stat[SOC_STAT_BVD1].gpio = CERF_GPIO_CF_BVD1; skt->stat[SOC_STAT_BVD1].name = "CF_BVD1"; skt->stat[SOC_STAT_BVD2].gpio = CERF_GPIO_CF_BVD2; skt->stat[SOC_STAT_BVD2].name = "CF_BVD2"; skt->stat[SOC_STAT_RDY].gpio = CERF_GPIO_CF_IRQ; skt->stat[SOC_STAT_RDY].name = "CF_IRQ"; return 0; }

Contributors

PersonTokensPropCommitsCommitProp
russell kingrussell king11391.87%571.43%
linus torvaldslinus torvalds97.32%114.29%
nicolas pitrenicolas pitre10.81%114.29%
Total123100.00%7100.00%


static void cerf_pcmcia_hw_shutdown(struct soc_pcmcia_socket *skt) { gpio_free(CERF_GPIO_CF_RESET); }

Contributors

PersonTokensPropCommitsCommitProp
russell kingrussell king16100.00%1100.00%
Total16100.00%1100.00%


static void cerf_pcmcia_socket_state(struct soc_pcmcia_socket *skt, struct pcmcia_state *state) { state->vs_3v = 1; state->vs_Xv = 0; }

Contributors

PersonTokensPropCommitsCommitProp
linus torvaldslinus torvalds1760.71%125.00%
russell kingrussell king1035.71%250.00%
nicolas pitrenicolas pitre13.57%125.00%
Total28100.00%4100.00%


static int cerf_pcmcia_configure_socket(struct soc_pcmcia_socket *skt, const socket_state_t *state) { switch (state->Vcc) { case 0: case 50: case 33: break; default: printk(KERN_ERR "%s(): unrecognized Vcc %u\n", __func__, state->Vcc); return -1; } gpio_set_value(CERF_GPIO_CF_RESET, !!(state->flags & SS_RESET)); return 0; }

Contributors

PersonTokensPropCommitsCommitProp
linus torvaldslinus torvalds4057.97%225.00%
russell kingrussell king2739.13%450.00%
nicolas pitrenicolas pitre11.45%112.50%
harvey harrisonharvey harrison11.45%112.50%
Total69100.00%8100.00%

static struct pcmcia_low_level cerf_pcmcia_ops = { .owner = THIS_MODULE, .hw_init = cerf_pcmcia_hw_init, .hw_shutdown = cerf_pcmcia_hw_shutdown, .socket_state = cerf_pcmcia_socket_state, .configure_socket = cerf_pcmcia_configure_socket, };
int pcmcia_cerf_init(struct device *dev) { int ret = -ENODEV; if (machine_is_cerf()) ret = sa11xx_drv_pcmcia_probe(dev, &cerf_pcmcia_ops, CERF_SOCKET, 1); return ret; }

Contributors

PersonTokensPropCommitsCommitProp
russell kingrussell king38100.00%3100.00%
Total38100.00%3100.00%


Overall Contributors

PersonTokensPropCommitsCommitProp
russell kingrussell king24771.80%1270.59%
linus torvaldslinus torvalds8725.29%211.76%
frank beckerfrank becker61.74%15.88%
nicolas pitrenicolas pitre30.87%15.88%
harvey harrisonharvey harrison10.29%15.88%
Total344100.00%17100.00%
Directory: drivers/pcmcia
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