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author | Srikant Patnaik | 2015-01-11 12:28:04 +0530 |
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committer | Srikant Patnaik | 2015-01-11 12:28:04 +0530 |
commit | 871480933a1c28f8a9fed4c4d34d06c439a7a422 (patch) | |
tree | 8718f573808810c2a1e8cb8fb6ac469093ca2784 /ANDROID_3.4.5/drivers/base/isa.c | |
parent | 9d40ac5867b9aefe0722bc1f110b965ff294d30d (diff) | |
download | FOSSEE-netbook-kernel-source-871480933a1c28f8a9fed4c4d34d06c439a7a422.tar.gz FOSSEE-netbook-kernel-source-871480933a1c28f8a9fed4c4d34d06c439a7a422.tar.bz2 FOSSEE-netbook-kernel-source-871480933a1c28f8a9fed4c4d34d06c439a7a422.zip |
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.c | 183 |
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); |