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authorSrikant Patnaik2015-01-11 12:28:04 +0530
committerSrikant Patnaik2015-01-11 12:28:04 +0530
commit871480933a1c28f8a9fed4c4d34d06c439a7a422 (patch)
tree8718f573808810c2a1e8cb8fb6ac469093ca2784 /ANDROID_3.4.5/drivers/base/isa.c
parent9d40ac5867b9aefe0722bc1f110b965ff294d30d (diff)
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Moved, renamed, and deleted files
The original directory structure was scattered and unorganized. Changes are basically to make it look like kernel structure.
Diffstat (limited to 'ANDROID_3.4.5/drivers/base/isa.c')
-rw-r--r--ANDROID_3.4.5/drivers/base/isa.c183
1 files changed, 0 insertions, 183 deletions
diff --git a/ANDROID_3.4.5/drivers/base/isa.c b/ANDROID_3.4.5/drivers/base/isa.c
deleted file mode 100644
index 91dba65d..00000000
--- a/ANDROID_3.4.5/drivers/base/isa.c
+++ /dev/null
@@ -1,183 +0,0 @@
-/*
- * 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;
-}
-
-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;
-}
-
-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;
-}
-
-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);
-}
-
-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;
-}
-
-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;
-}
-
-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));
-}
-
-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);
-}
-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;
-}
-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;
-}
-
-device_initcall(isa_bus_init);