cregit-Linux how code gets into the kernel

Release 4.7 drivers/pcmcia/sa1100_assabet.c

Directory: drivers/pcmcia
/*
 * drivers/pcmcia/sa1100_assabet.c
 *
 * PCMCIA implementation routines for Assabet
 *
 */
#include <linux/module.h>
#include <linux/kernel.h>
#include <linux/errno.h>
#include <linux/interrupt.h>
#include <linux/device.h>
#include <linux/init.h>
#include <linux/gpio.h>

#include <asm/mach-types.h>
#include <mach/assabet.h>

#include "sa1100_generic.h"


static int assabet_pcmcia_hw_init(struct soc_pcmcia_socket *skt) { skt->stat[SOC_STAT_CD].gpio = ASSABET_GPIO_CF_CD; skt->stat[SOC_STAT_CD].name = "CF CD"; skt->stat[SOC_STAT_BVD1].gpio = ASSABET_GPIO_CF_BVD1; skt->stat[SOC_STAT_BVD1].name = "CF BVD1"; skt->stat[SOC_STAT_BVD2].gpio = ASSABET_GPIO_CF_BVD2; skt->stat[SOC_STAT_BVD2].name = "CF BVD2"; skt->stat[SOC_STAT_RDY].gpio = ASSABET_GPIO_CF_IRQ; skt->stat[SOC_STAT_RDY].name = "CF RDY"; return 0; }

Contributors

PersonTokensPropCommitsCommitProp
russell kingrussell king9290.20%466.67%
linus torvaldslinus torvalds98.82%116.67%
nicolas pitrenicolas pitre10.98%116.67%
Total102100.00%6100.00%


static void assabet_pcmcia_socket_state(struct soc_pcmcia_socket *skt, struct pcmcia_state *state) { state->vs_3v = 1; /* Can only apply 3.3V on Assabet. */ state->vs_Xv = 0; }

Contributors

PersonTokensPropCommitsCommitProp
linus torvaldslinus torvalds1862.07%125.00%
russell kingrussell king1034.48%250.00%
nicolas pitrenicolas pitre13.45%125.00%
Total29100.00%4100.00%


static int assabet_pcmcia_configure_socket(struct soc_pcmcia_socket *skt, const socket_state_t *state) { unsigned int mask; switch (state->Vcc) { case 0: mask = 0; break; case 50: printk(KERN_WARNING "%s(): CS asked for 5V, applying 3.3V...\n", __func__); case 33: /* Can only apply 3.3V to the CF slot. */ mask = ASSABET_BCR_CF_PWR; break; default: printk(KERN_ERR "%s(): unrecognized Vcc %u\n", __func__, state->Vcc); return -1; } /* Silently ignore Vpp, speaker enable. */ if (state->flags & SS_RESET) mask |= ASSABET_BCR_CF_RST; if (!(state->flags & SS_OUTPUT_ENA)) mask |= ASSABET_BCR_CF_BUS_OFF; ASSABET_BCR_frob(ASSABET_BCR_CF_RST | ASSABET_BCR_CF_PWR | ASSABET_BCR_CF_BUS_OFF, mask); return 0; }

Contributors

PersonTokensPropCommitsCommitProp
russell kingrussell king5648.70%450.00%
linus torvaldslinus torvalds5648.70%225.00%
harvey harrisonharvey harrison21.74%112.50%
nicolas pitrenicolas pitre10.87%112.50%
Total115100.00%8100.00%

/* * Disable card status IRQs on suspend. */
static void assabet_pcmcia_socket_suspend(struct soc_pcmcia_socket *skt) { /* * Tristate the CF bus signals. Also assert CF * reset as per user guide page 4-11. */ ASSABET_BCR_set(ASSABET_BCR_CF_BUS_OFF | ASSABET_BCR_CF_RST); }

Contributors

PersonTokensPropCommitsCommitProp
russell kingrussell king1578.95%250.00%
linus torvaldslinus torvalds315.79%125.00%
nicolas pitrenicolas pitre15.26%125.00%
Total19100.00%4100.00%

static struct pcmcia_low_level assabet_pcmcia_ops = { .owner = THIS_MODULE, .hw_init = assabet_pcmcia_hw_init, .socket_state = assabet_pcmcia_socket_state, .configure_socket = assabet_pcmcia_configure_socket, .socket_suspend = assabet_pcmcia_socket_suspend, };
int pcmcia_assabet_init(struct device *dev) { int ret = -ENODEV; if (machine_is_assabet() && !machine_has_neponset()) ret = sa11xx_drv_pcmcia_probe(dev, &assabet_pcmcia_ops, 1, 1); return ret; }

Contributors

PersonTokensPropCommitsCommitProp
russell kingrussell king42100.00%3100.00%
Total42100.00%3100.00%


Overall Contributors

PersonTokensPropCommitsCommitProp
russell kingrussell king25769.27%1376.47%
linus torvaldslinus torvalds10829.11%211.76%
nicolas pitrenicolas pitre41.08%15.88%
harvey harrisonharvey harrison20.54%15.88%
Total371100.00%17100.00%
Directory: drivers/pcmcia
Information contained on this website is for historical information purposes only and does not indicate or represent copyright ownership.
{% endraw %}