type
stringclasses
5 values
content
stringlengths
9
163k
functions
ssize_t subsys_debugfs_write(struct file *filp, const char __user *ubuf, size_t cnt, loff_t *ppos) { struct subsys_device *subsys = filp->private_data; char buf[10]; char *cmp; cnt = min(cnt, sizeof(buf) - 1); if (copy_from_user(&buf, ubuf, cnt)) return -EFAULT; buf[cnt] = '\0'; cmp = strstrip(buf); if (!...
functions
__init subsys_debugfs_init(void) { subsys_base_dir = debugfs_create_dir("msm_subsys", NULL); return !subsys_base_dir ? -ENOMEM : 0; }
functions
void subsys_debugfs_exit(void) { debugfs_remove_recursive(subsys_base_dir); }
functions
int subsys_debugfs_add(struct subsys_device *subsys) { if (!subsys_base_dir) return -ENOMEM; subsys->dentry = debugfs_create_file(subsys->desc->name, S_IRUGO | S_IWUSR, subsys_base_dir, subsys, &subsys_debugfs_fops); return !subsys->dentry ? -ENOMEM : 0; }
functions
void subsys_debugfs_remove(struct subsys_device *subsys) { debugfs_remove(subsys->dentry); }
functions
__init subsys_debugfs_init(void) { return 0; }
functions
void subsys_debugfs_exit(void) { }
functions
int subsys_debugfs_add(struct subsys_device *subsys) { return 0; }
functions
void subsys_debugfs_remove(struct subsys_device *subsys) { }
functions
int subsys_device_open(struct inode *inode, struct file *file) { void *retval; struct subsys_device *subsys_dev = container_of(file->private_data, struct subsys_device, misc_dev); if (!file->private_data) return -EINVAL; retval = subsystem_get(subsys_dev->desc->name); if (IS_ERR(retval)) return PTR_ERR(ret...
functions
int subsys_device_close(struct inode *inode, struct file *file) { struct subsys_device *subsys_dev = container_of(file->private_data, struct subsys_device, misc_dev); if (!file->private_data) return -EINVAL; subsystem_put(subsys_dev); return 0; }
functions
void subsys_device_release(struct device *dev) { struct subsys_device *subsys = to_subsys(dev); wake_lock_destroy(&subsys->wake_lock); mutex_destroy(&subsys->track.lock); ida_simple_remove(&subsys_ida, subsys->id); kfree(subsys); }
functions
irqreturn_t subsys_err_ready_intr_handler(int irq, void *subsys) { struct subsys_device *subsys_dev = subsys; dev_info(subsys_dev->desc->dev, "Subsystem error monitoring/handling services are up\n"); if (subsys_dev->desc->is_not_loadable) return IRQ_HANDLED; complete(&subsys_dev->err_ready); return IRQ_HANDL...
functions
int subsys_misc_device_add(struct subsys_device *subsys_dev) { int ret; memset(subsys_dev->miscdevice_name, 0, ARRAY_SIZE(subsys_dev->miscdevice_name)); snprintf(subsys_dev->miscdevice_name, ARRAY_SIZE(subsys_dev->miscdevice_name), "subsys_%s", subsys_dev->desc->name); subsys_dev->misc_dev.minor = MISC_...
functions
void subsys_misc_device_remove(struct subsys_device *subsys_dev) { misc_deregister(&subsys_dev->misc_dev); }
functions
int __get_gpio(struct subsys_desc *desc, const char *prop, int *gpio) { struct device_node *dnode = desc->dev->of_node; int ret = -ENOENT; if (of_find_property(dnode, prop, NULL)) { *gpio = of_get_named_gpio(dnode, prop, 0); ret = *gpio < 0 ? *gpio : 0; }
functions
int __get_irq(struct subsys_desc *desc, const char *prop, unsigned int *irq) { int ret, gpio, irql; ret = __get_gpio(desc, prop, &gpio); if (ret) return ret; irql = gpio_to_irq(gpio); if (irql == -ENOENT) irql = -ENXIO; if (irql < 0) { pr_err("[%s]: Error getting IRQ \"%s\"\n", desc->name, prop); ...
functions
int subsys_parse_devicetree(struct subsys_desc *desc) { int ret; struct platform_device *pdev = container_of(desc->dev, struct platform_device, dev); ret = __get_irq(desc, "qcom,gpio-err-fatal", &desc->err_fatal_irq); if (ret && ret != -ENOENT) return ret; ret = __get_irq(desc, "qcom,gpio-err-ready", &des...
functions
int subsys_setup_irqs(struct subsys_device *subsys) { struct subsys_desc *desc = subsys->desc; int ret; if (desc->err_fatal_irq && desc->err_fatal_handler) { ret = devm_request_irq(desc->dev, desc->err_fatal_irq, desc->err_fatal_handler, IRQF_TRIGGER_RISING, desc->name, desc); if (ret < 0) { dev_err(...
functions
void subsys_unregister(struct subsys_device *subsys) { if (IS_ERR_OR_NULL(subsys)) return; if (get_device(&subsys->dev)) { mutex_lock(&subsys->track.lock); WARN_ON(subsys->count); device_unregister(&subsys->dev); mutex_unlock(&subsys->track.lock); subsys_debugfs_remove(subsys); subsys_misc_device_remov...
functions
int subsys_panic(struct device *dev, void *data) { struct subsys_device *subsys = to_subsys(dev); if (subsys->desc->crash_shutdown) subsys->desc->crash_shutdown(subsys->desc); return 0; }
functions
int ssr_panic_handler(struct notifier_block *this, unsigned long event, void *ptr) { bus_for_each_dev(&subsys_bus_type, NULL, NULL, subsys_panic); return NOTIFY_DONE; }
functions
__init ssr_init_soc_restart_orders(void) { int i; atomic_notifier_chain_register(&panic_notifier_list, &panic_nb); if (cpu_is_msm8x60()) { for (i = 0; i < ARRAY_SIZE(orders_8x60_all); i++) { mutex_init(&orders_8x60_all[i]->track.lock); spin_lock_init(&orders_8x60_all[i]->track.s_lock); }
functions
__init subsys_restart_init(void) { int ret; ssr_wq = alloc_workqueue("ssr_wq", WQ_CPU_INTENSIVE, 0); BUG_ON(!ssr_wq); ret = bus_register(&subsys_bus_type); if (ret) goto err_bus; ret = subsys_debugfs_init(); if (ret) goto err_debugfs; ret = ssr_init_soc_restart_orders(); if (ret) goto err_soc; return ...
includes
#include <linux/init.h>
includes
#include <linux/module.h>
includes
#include <linux/platform_device.h>
includes
#include <linux/delay.h>
includes
#include <linux/i2c.h>
includes
#include <linux/spinlock.h>
includes
#include <linux/completion.h>
includes
#include <linux/err.h>
includes
#include <linux/interrupt.h>
includes
#include <linux/clk.h>
includes
#include <linux/io.h>
includes
#include <linux/slab.h>
defines
#define NAME "stu300"
defines
#define I2C_CR (0x00000000)
defines
#define I2C_CR_RESET_VALUE (0x00)
defines
#define I2C_CR_RESET_UMASK (0x00)
defines
#define I2C_CR_DDC1_ENABLE (0x80)
defines
#define I2C_CR_TRANS_ENABLE (0x40)
defines
#define I2C_CR_PERIPHERAL_ENABLE (0x20)
defines
#define I2C_CR_DDC2B_ENABLE (0x10)
defines
#define I2C_CR_START_ENABLE (0x08)
defines
#define I2C_CR_ACK_ENABLE (0x04)
defines
#define I2C_CR_STOP_ENABLE (0x02)
defines
#define I2C_CR_INTERRUPT_ENABLE (0x01)
defines
#define I2C_SR1 (0x00000004)
defines
#define I2C_SR1_RESET_VALUE (0x00)
defines
#define I2C_SR1_RESET_UMASK (0x00)
defines
#define I2C_SR1_EVF_IND (0x80)
defines
#define I2C_SR1_ADD10_IND (0x40)
defines
#define I2C_SR1_TRA_IND (0x20)
defines
#define I2C_SR1_BUSY_IND (0x10)
defines
#define I2C_SR1_BTF_IND (0x08)
defines
#define I2C_SR1_ADSL_IND (0x04)
defines
#define I2C_SR1_MSL_IND (0x02)
defines
#define I2C_SR1_SB_IND (0x01)
defines
#define I2C_SR2 (0x00000008)
defines
#define I2C_SR2_RESET_VALUE (0x00)
defines
#define I2C_SR2_RESET_UMASK (0x40)
defines
#define I2C_SR2_MASK (0xBF)
defines
#define I2C_SR2_SCLFAL_IND (0x80)
defines
#define I2C_SR2_ENDAD_IND (0x20)
defines
#define I2C_SR2_AF_IND (0x10)
defines
#define I2C_SR2_STOPF_IND (0x08)
defines
#define I2C_SR2_ARLO_IND (0x04)
defines
#define I2C_SR2_BERR_IND (0x02)
defines
#define I2C_SR2_DDC2BF_IND (0x01)
defines
#define I2C_CCR (0x0000000C)
defines
#define I2C_CCR_RESET_VALUE (0x00)
defines
#define I2C_CCR_RESET_UMASK (0x00)
defines
#define I2C_CCR_MASK (0xFF)
defines
#define I2C_CCR_FMSM (0x80)
defines
#define I2C_CCR_CC_MASK (0x7F)
defines
#define I2C_OAR1 (0x00000010)
defines
#define I2C_OAR1_RESET_VALUE (0x00)
defines
#define I2C_OAR1_RESET_UMASK (0x00)
defines
#define I2C_OAR1_ADD_MASK (0xFF)
defines
#define I2C_OAR2 (0x00000014)
defines
#define I2C_OAR2_RESET_VALUE (0x40)
defines
#define I2C_OAR2_RESET_UMASK (0x19)
defines
#define I2C_OAR2_MASK (0xE6)
defines
#define I2C_OAR2_FR_25_10MHZ (0x00)
defines
#define I2C_OAR2_FR_10_1667MHZ (0x20)
defines
#define I2C_OAR2_FR_1667_2667MHZ (0x40)
defines
#define I2C_OAR2_FR_2667_40MHZ (0x60)
defines
#define I2C_OAR2_FR_40_5333MHZ (0x80)
defines
#define I2C_OAR2_FR_5333_66MHZ (0xA0)
defines
#define I2C_OAR2_FR_66_80MHZ (0xC0)
defines
#define I2C_OAR2_FR_80_100MHZ (0xE0)
defines
#define I2C_OAR2_FR_MASK (0xE0)
defines
#define I2C_OAR2_ADD_MASK (0x06)
defines
#define I2C_DR (0x00000018)
defines
#define I2C_DR_RESET_VALUE (0x00)
defines
#define I2C_DR_RESET_UMASK (0xFF)
defines
#define I2C_DR_D_MASK (0xFF)
defines
#define I2C_ECCR (0x0000001C)
defines
#define I2C_ECCR_RESET_VALUE (0x00)