From 49dce689ad4ef0fd1f970ef762168e4bd46f69a3 Mon Sep 17 00:00:00 2001 From: Tony Jones Date: Tue, 16 Oct 2007 01:27:48 -0700 Subject: spi doesn't need class_device Make the SPI framework and drivers stop using class_device. Update docs accordingly ... highlighting just which sysfs paths should be "safe"/stable. Signed-off-by: Tony Jones Signed-off-by: David Brownell Cc: Greg KH Signed-off-by: Andrew Morton Signed-off-by: Linus Torvalds --- drivers/spi/spi.c | 36 ++++++++++++++++++------------------ 1 file changed, 18 insertions(+), 18 deletions(-) (limited to 'drivers/spi/spi.c') diff --git a/drivers/spi/spi.c b/drivers/spi/spi.c index bcb8dd5..89769ce 100644 --- a/drivers/spi/spi.c +++ b/drivers/spi/spi.c @@ -204,7 +204,7 @@ struct spi_device *spi_new_device(struct spi_master *master, struct spi_board_info *chip) { struct spi_device *proxy; - struct device *dev = master->cdev.dev; + struct device *dev = master->dev.parent; int status; /* NOTE: caller did any chip->bus_num checks necessary. @@ -239,7 +239,7 @@ struct spi_device *spi_new_device(struct spi_master *master, proxy->modalias = chip->modalias; snprintf(proxy->dev.bus_id, sizeof proxy->dev.bus_id, - "%s.%u", master->cdev.class_id, + "%s.%u", master->dev.bus_id, chip->chip_select); proxy->dev.parent = dev; proxy->dev.bus = &spi_bus_type; @@ -338,18 +338,18 @@ static void scan_boardinfo(struct spi_master *master) /*-------------------------------------------------------------------------*/ -static void spi_master_release(struct class_device *cdev) +static void spi_master_release(struct device *dev) { struct spi_master *master; - master = container_of(cdev, struct spi_master, cdev); + master = container_of(dev, struct spi_master, dev); kfree(master); } static struct class spi_master_class = { .name = "spi_master", .owner = THIS_MODULE, - .release = spi_master_release, + .dev_release = spi_master_release, }; @@ -357,7 +357,7 @@ static struct class spi_master_class = { * spi_alloc_master - allocate SPI master controller * @dev: the controller, possibly using the platform_bus * @size: how much zeroed driver-private data to allocate; the pointer to this - * memory is in the class_data field of the returned class_device, + * memory is in the driver_data field of the returned device, * accessible with spi_master_get_devdata(). * Context: can sleep * @@ -383,9 +383,9 @@ struct spi_master *spi_alloc_master(struct device *dev, unsigned size) if (!master) return NULL; - class_device_initialize(&master->cdev); - master->cdev.class = &spi_master_class; - master->cdev.dev = get_device(dev); + device_initialize(&master->dev); + master->dev.class = &spi_master_class; + master->dev.parent = get_device(dev); spi_master_set_devdata(master, &master[1]); return master; @@ -415,7 +415,7 @@ EXPORT_SYMBOL_GPL(spi_alloc_master); int spi_register_master(struct spi_master *master) { static atomic_t dyn_bus_id = ATOMIC_INIT((1<<15) - 1); - struct device *dev = master->cdev.dev; + struct device *dev = master->dev.parent; int status = -ENODEV; int dynamic = 0; @@ -440,12 +440,12 @@ int spi_register_master(struct spi_master *master) /* register the device, then userspace will see it. * registration fails if the bus ID is in use. */ - snprintf(master->cdev.class_id, sizeof master->cdev.class_id, + snprintf(master->dev.bus_id, sizeof master->dev.bus_id, "spi%u", master->bus_num); - status = class_device_add(&master->cdev); + status = device_add(&master->dev); if (status < 0) goto done; - dev_dbg(dev, "registered master %s%s\n", master->cdev.class_id, + dev_dbg(dev, "registered master %s%s\n", master->dev.bus_id, dynamic ? " (dynamic)" : ""); /* populate children from any spi device tables */ @@ -478,8 +478,8 @@ void spi_unregister_master(struct spi_master *master) { int dummy; - dummy = device_for_each_child(master->cdev.dev, NULL, __unregister); - class_device_unregister(&master->cdev); + dummy = device_for_each_child(master->dev.parent, NULL, __unregister); + device_unregister(&master->dev); } EXPORT_SYMBOL_GPL(spi_unregister_master); @@ -495,13 +495,13 @@ EXPORT_SYMBOL_GPL(spi_unregister_master); */ struct spi_master *spi_busnum_to_master(u16 bus_num) { - struct class_device *cdev; + struct device *dev; struct spi_master *master = NULL; struct spi_master *m; down(&spi_master_class.sem); - list_for_each_entry(cdev, &spi_master_class.children, node) { - m = container_of(cdev, struct spi_master, cdev); + list_for_each_entry(dev, &spi_master_class.children, node) { + m = container_of(dev, struct spi_master, dev); if (m->bus_num == bus_num) { master = spi_master_get(m); break; -- cgit v1.1