Release 4.11 drivers/mfd/abx500-core.c
/*
* Copyright (C) 2007-2010 ST-Ericsson
* License terms: GNU General Public License (GPL) version 2
* Register access functions for the ABX500 Mixed Signal IC family.
* Author: Mattias Wallin <mattias.wallin@stericsson.com>
*/
#include <linux/list.h>
#include <linux/slab.h>
#include <linux/err.h>
#include <linux/init.h>
#include <linux/export.h>
#include <linux/mfd/abx500.h>
static LIST_HEAD(abx500_list);
struct abx500_device_entry {
struct list_head list;
struct abx500_ops ops;
struct device *dev;
};
static void lookup_ops(struct device *dev, struct abx500_ops **ops)
{
struct abx500_device_entry *dev_entry;
*ops = NULL;
list_for_each_entry(dev_entry, &abx500_list, list) {
if (dev_entry->dev == dev) {
*ops = &dev_entry->ops;
return;
}
}
}
Contributors
Person | Tokens | Prop | Commits | CommitProp |
Mattias Wallin | 56 | 100.00% | 1 | 100.00% |
Total | 56 | 100.00% | 1 | 100.00% |
int abx500_register_ops(struct device *dev, struct abx500_ops *ops)
{
struct abx500_device_entry *dev_entry;
dev_entry = devm_kzalloc(dev,
sizeof(struct abx500_device_entry),
GFP_KERNEL);
if (!dev_entry) {
dev_err(dev, "register_ops kzalloc failed");
return -ENOMEM;
}
dev_entry->dev = dev;
memcpy(&dev_entry->ops, ops, sizeof(struct abx500_ops));
list_add_tail(&dev_entry->list, &abx500_list);
return 0;
}
Contributors
Person | Tokens | Prop | Commits | CommitProp |
Mattias Wallin | 85 | 95.51% | 1 | 33.33% |
Lee Jones | 3 | 3.37% | 1 | 33.33% |
Julia Lawall | 1 | 1.12% | 1 | 33.33% |
Total | 89 | 100.00% | 3 | 100.00% |
EXPORT_SYMBOL(abx500_register_ops);
void abx500_remove_ops(struct device *dev)
{
struct abx500_device_entry *dev_entry, *tmp;
list_for_each_entry_safe(dev_entry, tmp, &abx500_list, list)
if (dev_entry->dev == dev)
list_del(&dev_entry->list);
}
Contributors
Person | Tokens | Prop | Commits | CommitProp |
Mattias Wallin | 44 | 100.00% | 1 | 100.00% |
Total | 44 | 100.00% | 1 | 100.00% |
EXPORT_SYMBOL(abx500_remove_ops);
int abx500_set_register_interruptible(struct device *dev, u8 bank, u8 reg,
u8 value)
{
struct abx500_ops *ops;
lookup_ops(dev->parent, &ops);
if ((ops != NULL) && (ops->set_register != NULL))
return ops->set_register(dev, bank, reg, value);
else
return -ENOTSUPP;
}
Contributors
Person | Tokens | Prop | Commits | CommitProp |
Mattias Wallin | 69 | 100.00% | 1 | 100.00% |
Total | 69 | 100.00% | 1 | 100.00% |
EXPORT_SYMBOL(abx500_set_register_interruptible);
int abx500_get_register_interruptible(struct device *dev, u8 bank, u8 reg,
u8 *value)
{
struct abx500_ops *ops;
lookup_ops(dev->parent, &ops);
if ((ops != NULL) && (ops->get_register != NULL))
return ops->get_register(dev, bank, reg, value);
else
return -ENOTSUPP;
}
Contributors
Person | Tokens | Prop | Commits | CommitProp |
Mattias Wallin | 70 | 100.00% | 1 | 100.00% |
Total | 70 | 100.00% | 1 | 100.00% |
EXPORT_SYMBOL(abx500_get_register_interruptible);
int abx500_get_register_page_interruptible(struct device *dev, u8 bank,
u8 first_reg, u8 *regvals, u8 numregs)
{
struct abx500_ops *ops;
lookup_ops(dev->parent, &ops);
if ((ops != NULL) && (ops->get_register_page != NULL))
return ops->get_register_page(dev, bank,
first_reg, regvals, numregs);
else
return -ENOTSUPP;
}
Contributors
Person | Tokens | Prop | Commits | CommitProp |
Mattias Wallin | 75 | 100.00% | 1 | 100.00% |
Total | 75 | 100.00% | 1 | 100.00% |
EXPORT_SYMBOL(abx500_get_register_page_interruptible);
int abx500_mask_and_set_register_interruptible(struct device *dev, u8 bank,
u8 reg, u8 bitmask, u8 bitvalues)
{
struct abx500_ops *ops;
lookup_ops(dev->parent, &ops);
if ((ops != NULL) && (ops->mask_and_set_register != NULL))
return ops->mask_and_set_register(dev, bank,
reg, bitmask, bitvalues);
else
return -ENOTSUPP;
}
Contributors
Person | Tokens | Prop | Commits | CommitProp |
Mattias Wallin | 74 | 100.00% | 1 | 100.00% |
Total | 74 | 100.00% | 1 | 100.00% |
EXPORT_SYMBOL(abx500_mask_and_set_register_interruptible);
int abx500_get_chip_id(struct device *dev)
{
struct abx500_ops *ops;
lookup_ops(dev->parent, &ops);
if ((ops != NULL) && (ops->get_chip_id != NULL))
return ops->get_chip_id(dev);
else
return -ENOTSUPP;
}
Contributors
Person | Tokens | Prop | Commits | CommitProp |
Mattias Wallin | 54 | 100.00% | 1 | 100.00% |
Total | 54 | 100.00% | 1 | 100.00% |
EXPORT_SYMBOL(abx500_get_chip_id);
int abx500_event_registers_startup_state_get(struct device *dev, u8 *event)
{
struct abx500_ops *ops;
lookup_ops(dev->parent, &ops);
if ((ops != NULL) && (ops->event_registers_startup_state_get != NULL))
return ops->event_registers_startup_state_get(dev, event);
else
return -ENOTSUPP;
}
Contributors
Person | Tokens | Prop | Commits | CommitProp |
Mattias Wallin | 60 | 100.00% | 1 | 100.00% |
Total | 60 | 100.00% | 1 | 100.00% |
EXPORT_SYMBOL(abx500_event_registers_startup_state_get);
int abx500_startup_irq_enabled(struct device *dev, unsigned int irq)
{
struct abx500_ops *ops;
lookup_ops(dev->parent, &ops);
if ((ops != NULL) && (ops->startup_irq_enabled != NULL))
return ops->startup_irq_enabled(dev, irq);
else
return -ENOTSUPP;
}
Contributors
Person | Tokens | Prop | Commits | CommitProp |
Mattias Wallin | 60 | 100.00% | 1 | 100.00% |
Total | 60 | 100.00% | 1 | 100.00% |
EXPORT_SYMBOL(abx500_startup_irq_enabled);
Overall Contributors
Person | Tokens | Prop | Commits | CommitProp |
Mattias Wallin | 729 | 98.65% | 1 | 20.00% |
Paul Gortmaker | 6 | 0.81% | 2 | 40.00% |
Lee Jones | 3 | 0.41% | 1 | 20.00% |
Julia Lawall | 1 | 0.14% | 1 | 20.00% |
Total | 739 | 100.00% | 5 | 100.00% |
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