Release 4.14 drivers/base/isa.c
/*
* ISA bus.
*/
#include <linux/device.h>
#include <linux/kernel.h>
#include <linux/slab.h>
#include <linux/module.h>
#include <linux/init.h>
#include <linux/dma-mapping.h>
#include <linux/isa.h>
static struct device isa_bus = {
.init_name = "isa"
};
struct isa_dev {
struct device dev;
struct device *next;
unsigned int id;
};
#define to_isa_dev(x) container_of((x), struct isa_dev, dev)
static int isa_bus_match(struct device *dev, struct device_driver *driver)
{
struct isa_driver *isa_driver = to_isa_driver(driver);
if (dev->platform_data == isa_driver) {
if (!isa_driver->match ||
isa_driver->match(dev, to_isa_dev(dev)->id))
return 1;
dev->platform_data = NULL;
}
return 0;
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| René Herman | 69 | 100.00% | 1 | 100.00% |
| Total | 69 | 100.00% | 1 | 100.00% |
static int isa_bus_probe(struct device *dev)
{
struct isa_driver *isa_driver = dev->platform_data;
if (isa_driver->probe)
return isa_driver->probe(dev, to_isa_dev(dev)->id);
return 0;
}
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| Person | Tokens | Prop | Commits | CommitProp |
| René Herman | 44 | 100.00% | 1 | 100.00% |
| Total | 44 | 100.00% | 1 | 100.00% |
static int isa_bus_remove(struct device *dev)
{
struct isa_driver *isa_driver = dev->platform_data;
if (isa_driver->remove)
return isa_driver->remove(dev, to_isa_dev(dev)->id);
return 0;
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| René Herman | 44 | 100.00% | 1 | 100.00% |
| Total | 44 | 100.00% | 1 | 100.00% |
static void isa_bus_shutdown(struct device *dev)
{
struct isa_driver *isa_driver = dev->platform_data;
if (isa_driver->shutdown)
isa_driver->shutdown(dev, to_isa_dev(dev)->id);
}
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| René Herman | 40 | 100.00% | 1 | 100.00% |
| Total | 40 | 100.00% | 1 | 100.00% |
static int isa_bus_suspend(struct device *dev, pm_message_t state)
{
struct isa_driver *isa_driver = dev->platform_data;
if (isa_driver->suspend)
return isa_driver->suspend(dev, to_isa_dev(dev)->id, state);
return 0;
}
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| Person | Tokens | Prop | Commits | CommitProp |
| René Herman | 49 | 100.00% | 1 | 100.00% |
| Total | 49 | 100.00% | 1 | 100.00% |
static int isa_bus_resume(struct device *dev)
{
struct isa_driver *isa_driver = dev->platform_data;
if (isa_driver->resume)
return isa_driver->resume(dev, to_isa_dev(dev)->id);
return 0;
}
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| Person | Tokens | Prop | Commits | CommitProp |
| René Herman | 44 | 100.00% | 1 | 100.00% |
| Total | 44 | 100.00% | 1 | 100.00% |
static struct bus_type isa_bus_type = {
.name = "isa",
.match = isa_bus_match,
.probe = isa_bus_probe,
.remove = isa_bus_remove,
.shutdown = isa_bus_shutdown,
.suspend = isa_bus_suspend,
.resume = isa_bus_resume
};
static void isa_dev_release(struct device *dev)
{
kfree(to_isa_dev(dev));
}
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| Person | Tokens | Prop | Commits | CommitProp |
| René Herman | 19 | 100.00% | 1 | 100.00% |
| Total | 19 | 100.00% | 1 | 100.00% |
void isa_unregister_driver(struct isa_driver *isa_driver)
{
struct device *dev = isa_driver->devices;
while (dev) {
struct device *tmp = to_isa_dev(dev)->next;
device_unregister(dev);
dev = tmp;
}
driver_unregister(&isa_driver->driver);
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| René Herman | 54 | 100.00% | 1 | 100.00% |
| Total | 54 | 100.00% | 1 | 100.00% |
EXPORT_SYMBOL_GPL(isa_unregister_driver);
int isa_register_driver(struct isa_driver *isa_driver, unsigned int ndev)
{
int error;
unsigned int id;
isa_driver->driver.bus = &isa_bus_type;
isa_driver->devices = NULL;
error = driver_register(&isa_driver->driver);
if (error)
return error;
for (id = 0; id < ndev; id++) {
struct isa_dev *isa_dev;
isa_dev = kzalloc(sizeof *isa_dev, GFP_KERNEL);
if (!isa_dev) {
error = -ENOMEM;
break;
}
isa_dev->dev.parent = &isa_bus;
isa_dev->dev.bus = &isa_bus_type;
dev_set_name(&isa_dev->dev, "%s.%u",
isa_driver->driver.name, id);
isa_dev->dev.platform_data = isa_driver;
isa_dev->dev.release = isa_dev_release;
isa_dev->id = id;
isa_dev->dev.coherent_dma_mask = DMA_BIT_MASK(24);
isa_dev->dev.dma_mask = &isa_dev->dev.coherent_dma_mask;
error = device_register(&isa_dev->dev);
if (error) {
put_device(&isa_dev->dev);
break;
}
if (isa_dev->dev.platform_data) {
isa_dev->next = isa_driver->devices;
isa_driver->devices = &isa_dev->dev;
} else
device_unregister(&isa_dev->dev);
}
if (!error && !isa_driver->devices)
error = -ENODEV;
if (error)
isa_unregister_driver(isa_driver);
return error;
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| René Herman | 261 | 97.75% | 2 | 50.00% |
| Yang Hongyang | 4 | 1.50% | 1 | 25.00% |
| Kay Sievers | 2 | 0.75% | 1 | 25.00% |
| Total | 267 | 100.00% | 4 | 100.00% |
EXPORT_SYMBOL_GPL(isa_register_driver);
static int __init isa_bus_init(void)
{
int error;
error = bus_register(&isa_bus_type);
if (!error) {
error = device_register(&isa_bus);
if (error)
bus_unregister(&isa_bus_type);
}
return error;
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| René Herman | 48 | 100.00% | 1 | 100.00% |
| Total | 48 | 100.00% | 1 | 100.00% |
postcore_initcall(isa_bus_init);
Overall Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| René Herman | 786 | 98.99% | 2 | 40.00% |
| Yang Hongyang | 4 | 0.50% | 1 | 20.00% |
| Kay Sievers | 3 | 0.38% | 1 | 20.00% |
| William Breathitt Gray | 1 | 0.13% | 1 | 20.00% |
| Total | 794 | 100.00% | 5 | 100.00% |
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