cregit-Linux how code gets into the kernel

Release 4.14 drivers/pcmcia/socket_sysfs.c

Directory: drivers/pcmcia
/*
 * socket_sysfs.c -- most of socket-related sysfs output
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License version 2 as
 * published by the Free Software Foundation.
 *
 * (C) 2003 - 2004              Dominik Brodowski
 */

#include <linux/module.h>
#include <linux/moduleparam.h>
#include <linux/init.h>
#include <linux/kernel.h>
#include <linux/string.h>
#include <linux/major.h>
#include <linux/errno.h>
#include <linux/mm.h>
#include <linux/interrupt.h>
#include <linux/timer.h>
#include <linux/ioport.h>
#include <linux/delay.h>
#include <linux/pm.h>
#include <linux/device.h>
#include <linux/mutex.h>
#include <asm/irq.h>

#include <pcmcia/ss.h>
#include <pcmcia/cistpl.h>
#include <pcmcia/cisreg.h>
#include <pcmcia/ds.h>
#include "cs_internal.h"


#define to_socket(_dev) container_of(_dev, struct pcmcia_socket, dev)


static ssize_t pccard_show_type(struct device *dev, struct device_attribute *attr, char *buf) { struct pcmcia_socket *s = to_socket(dev); if (!(s->state & SOCKET_PRESENT)) return -ENODEV; if (s->state & SOCKET_CARDBUS) return sprintf(buf, "32-bit\n"); return sprintf(buf, "16-bit\n"); }

Contributors

PersonTokensPropCommitsCommitProp
Dominik Brodowski6391.30%266.67%
Greg Kroah-Hartman68.70%133.33%
Total69100.00%3100.00%

static DEVICE_ATTR(card_type, 0444, pccard_show_type, NULL);
static ssize_t pccard_show_voltage(struct device *dev, struct device_attribute *attr, char *buf) { struct pcmcia_socket *s = to_socket(dev); if (!(s->state & SOCKET_PRESENT)) return -ENODEV; if (s->socket.Vcc) return sprintf(buf, "%d.%dV\n", s->socket.Vcc / 10, s->socket.Vcc % 10); return sprintf(buf, "X.XV\n"); }

Contributors

PersonTokensPropCommitsCommitProp
Dominik Brodowski7992.94%266.67%
Greg Kroah-Hartman67.06%133.33%
Total85100.00%3100.00%

static DEVICE_ATTR(card_voltage, 0444, pccard_show_voltage, NULL);
static ssize_t pccard_show_vpp(struct device *dev, struct device_attribute *attr, char *buf) { struct pcmcia_socket *s = to_socket(dev); if (!(s->state & SOCKET_PRESENT)) return -ENODEV; return sprintf(buf, "%d.%dV\n", s->socket.Vpp / 10, s->socket.Vpp % 10); }

Contributors

PersonTokensPropCommitsCommitProp
Dominik Brodowski6391.30%150.00%
Greg Kroah-Hartman68.70%150.00%
Total69100.00%2100.00%

static DEVICE_ATTR(card_vpp, 0444, pccard_show_vpp, NULL);
static ssize_t pccard_show_vcc(struct device *dev, struct device_attribute *attr, char *buf) { struct pcmcia_socket *s = to_socket(dev); if (!(s->state & SOCKET_PRESENT)) return -ENODEV; return sprintf(buf, "%d.%dV\n", s->socket.Vcc / 10, s->socket.Vcc % 10); }

Contributors

PersonTokensPropCommitsCommitProp
Dominik Brodowski6391.30%150.00%
Greg Kroah-Hartman68.70%150.00%
Total69100.00%2100.00%

static DEVICE_ATTR(card_vcc, 0444, pccard_show_vcc, NULL);
static ssize_t pccard_store_insert(struct device *dev, struct device_attribute *attr, const char *buf, size_t count) { struct pcmcia_socket *s = to_socket(dev); if (!count) return -EINVAL; pcmcia_parse_uevents(s, PCMCIA_UEVENT_INSERT); return count; }

Contributors

PersonTokensPropCommitsCommitProp
Dominik Brodowski4788.68%266.67%
Greg Kroah-Hartman611.32%133.33%
Total53100.00%3100.00%

static DEVICE_ATTR(card_insert, 0200, NULL, pccard_store_insert);
static ssize_t pccard_show_card_pm_state(struct device *dev, struct device_attribute *attr, char *buf) { struct pcmcia_socket *s = to_socket(dev); return sprintf(buf, "%s\n", s->state & SOCKET_SUSPEND ? "off" : "on"); }

Contributors

PersonTokensPropCommitsCommitProp
Dominik Brodowski4287.50%150.00%
Greg Kroah-Hartman612.50%150.00%
Total48100.00%2100.00%


static ssize_t pccard_store_card_pm_state(struct device *dev, struct device_attribute *attr, const char *buf, size_t count) { struct pcmcia_socket *s = to_socket(dev); ssize_t ret = count; if (!count) return -EINVAL; if (!strncmp(buf, "off", 3)) pcmcia_parse_uevents(s, PCMCIA_UEVENT_SUSPEND); else { if (!strncmp(buf, "on", 2)) pcmcia_parse_uevents(s, PCMCIA_UEVENT_RESUME); else ret = -EINVAL; } return ret; }

Contributors

PersonTokensPropCommitsCommitProp
Dominik Brodowski9293.88%266.67%
Greg Kroah-Hartman66.12%133.33%
Total98100.00%3100.00%

static DEVICE_ATTR(card_pm_state, 0644, pccard_show_card_pm_state, pccard_store_card_pm_state);
static ssize_t pccard_store_eject(struct device *dev, struct device_attribute *attr, const char *buf, size_t count) { struct pcmcia_socket *s = to_socket(dev); if (!count) return -EINVAL; pcmcia_parse_uevents(s, PCMCIA_UEVENT_EJECT); return count; }

Contributors

PersonTokensPropCommitsCommitProp
Dominik Brodowski4788.68%266.67%
Greg Kroah-Hartman611.32%133.33%
Total53100.00%3100.00%

static DEVICE_ATTR(card_eject, 0200, NULL, pccard_store_eject);
static ssize_t pccard_show_irq_mask(struct device *dev, struct device_attribute *attr, char *buf) { struct pcmcia_socket *s = to_socket(dev); return sprintf(buf, "0x%04x\n", s->irq_mask); }

Contributors

PersonTokensPropCommitsCommitProp
Dominik Brodowski3685.71%150.00%
Greg Kroah-Hartman614.29%150.00%
Total42100.00%2100.00%


static ssize_t pccard_store_irq_mask(struct device *dev, struct device_attribute *attr, const char *buf, size_t count) { ssize_t ret; struct pcmcia_socket *s = to_socket(dev); u32 mask; if (!count) return -EINVAL; ret = sscanf(buf, "0x%x\n", &mask); if (ret == 1) { mutex_lock(&s->ops_mutex); s->irq_mask &= mask; mutex_unlock(&s->ops_mutex); ret = 0; } return ret ? ret : count; }

Contributors

PersonTokensPropCommitsCommitProp
Dominik Brodowski9694.12%266.67%
Greg Kroah-Hartman65.88%133.33%
Total102100.00%3100.00%

static DEVICE_ATTR(card_irq_mask, 0600, pccard_show_irq_mask, pccard_store_irq_mask);
static ssize_t pccard_show_resource(struct device *dev, struct device_attribute *attr, char *buf) { struct pcmcia_socket *s = to_socket(dev); return sprintf(buf, "%s\n", s->resource_setup_done ? "yes" : "no"); }

Contributors

PersonTokensPropCommitsCommitProp
Dominik Brodowski4086.96%150.00%
Greg Kroah-Hartman613.04%150.00%
Total46100.00%2100.00%


static ssize_t pccard_store_resource(struct device *dev, struct device_attribute *attr, const char *buf, size_t count) { struct pcmcia_socket *s = to_socket(dev); if (!count) return -EINVAL; mutex_lock(&s->ops_mutex); if (!s->resource_setup_done) s->resource_setup_done = 1; mutex_unlock(&s->ops_mutex); pcmcia_parse_uevents(s, PCMCIA_UEVENT_REQUERY); return count; }

Contributors

PersonTokensPropCommitsCommitProp
Dominik Brodowski7692.68%583.33%
Greg Kroah-Hartman67.32%116.67%
Total82100.00%6100.00%

static DEVICE_ATTR(available_resources_setup_done, 0600, pccard_show_resource, pccard_store_resource); static struct attribute *pccard_socket_attributes[] = { &dev_attr_card_type.attr, &dev_attr_card_voltage.attr, &dev_attr_card_vpp.attr, &dev_attr_card_vcc.attr, &dev_attr_card_insert.attr, &dev_attr_card_pm_state.attr, &dev_attr_card_eject.attr, &dev_attr_card_irq_mask.attr, &dev_attr_available_resources_setup_done.attr, NULL, }; static const struct attribute_group socket_attrs = { .attrs = pccard_socket_attributes, };
int pccard_sysfs_add_socket(struct device *dev) { return sysfs_create_group(&dev->kobj, &socket_attrs); }

Contributors

PersonTokensPropCommitsCommitProp
Dominik Brodowski1359.09%360.00%
David Brownell627.27%120.00%
Greg Kroah-Hartman313.64%120.00%
Total22100.00%5100.00%


void pccard_sysfs_remove_socket(struct device *dev) { sysfs_remove_group(&dev->kobj, &socket_attrs); }

Contributors

PersonTokensPropCommitsCommitProp
Dominik Brodowski1257.14%133.33%
David Brownell628.57%133.33%
Greg Kroah-Hartman314.29%133.33%
Total21100.00%3100.00%


Overall Contributors

PersonTokensPropCommitsCommitProp
Dominik Brodowski96787.35%1789.47%
Greg Kroah-Hartman968.67%15.26%
David Brownell443.97%15.26%
Total1107100.00%19100.00%
Directory: drivers/pcmcia
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