drivers/base/platform.c

3  * platform.c - platform 'pseudo' bus for legacy devices
8  * Please see Documentation/driver-api/driver-model/platform.rst for more
43 	.init_name	= "platform",
49  * @dev: platform device
88  *					    platform device and get resource
90  * @pdev: platform device to use both for memory resource lookup as well as
112  * devm_platform_ioremap_resource - call devm_ioremap_resource() for a platform
115  * @pdev: platform device to use both for memory resource lookup as well as
131  *					   a platform device, retrieve the
134  * @pdev: platform device to use both for memory resource lookup as well as
171  * @dev:	platform device
175  * Gets an interupt for a platform device. Device drivers should check the
261  * @dev:	platform device
264  * Gets an interrupt for a platform device. Device drivers should check the
286  * @dev: platform device
289  * Gets an IRQ for a platform device and prints an error message if finding the
315  * platform_irq_count - Count the number of IRQs a platform device uses
316  * @dev: platform device
318  * Return: Number of IRQs a platform device uses or EPROBE_DEFER
365  * @dev: platform device pointer
371  * Gets a set of IRQs for a platform device, and updates IRQ afffinty according
457  * @dev: platform device
502  * @dev: platform device
523  * @dev: platform device
539  * platform_add_devices - add a numbers of platform devices
540  * @devs: array of platform devices to add
541  * @num: number of platform devices in array
568  * Set up default DMA mask for platform devices if the they weren't
584  * platform_device_put - destroy a platform device
585  * @pdev: platform device to free
587  * Free all memory associated with a platform device.  This function must
610  * platform_device_alloc - create a platform device
614  * Create a platform device object which can have other objects attached
636  * platform_device_add_resources - add resources to a platform device
637  * @pdev: platform device allocated by platform_device_alloc to add resources to
641  * Add a copy of the resources to the platform device.  The memory
642  * associated with the resources will be freed when the platform device is
664  * platform_device_add_data - add platform-specific data to a platform device
665  * @pdev: platform device allocated by platform_device_alloc to add resources to
666  * @data: platform specific data for this platform device
667  * @size: size of platform specific data
669  * Add a copy of platform specific data to the platform device's
670  * platform_data pointer.  The memory associated with the platform data
671  * will be freed when the platform device is released.
691  * platform_device_add - add a platform device to device hierarchy
692  * @pdev: platform device we're adding
753 	pr_debug("Registering platform device '%s'. Parent at %s\n", dev_name(dev),  in platform_device_add()
779  * platform_device_del - remove a platform-level device
780  * @pdev: platform device we're removing
808  * platform_device_register - add a platform-level device
809  * @pdev: platform device we're adding
824  * platform_device_unregister - unregister a platform-level device
825  * @pdev: platform device we're unregistering
839  * platform_device_register_full - add a platform-level device with
840  * resources and platform-specific data
897  * __platform_driver_register - register a driver for platform-level devices
898  * @drv: platform driver structure
912  * platform_driver_unregister - unregister a driver for platform-level devices
913  * @drv: platform driver structure
935  * @drv: platform driver structure
989 	/* Walk all platform devices and see if any actually bound to this driver.  in __platform_driver_probe()
1003  * @driver: platform driver structure
1007  * @data: platform specific data for this platform device
1008  * @size: size of platform specific data
1012  * register a single platform device and corresponding platform driver.
1059  * __platform_register_drivers - register an array of platform drivers
1064  * Registers platform drivers specified by an array. On failure to register a
1078 		pr_debug("registering platform driver %ps\n", drivers[i]);  in __platform_register_drivers()
1082 			pr_err("failed to register platform driver %ps: %d\n",  in __platform_register_drivers()
1092 		pr_debug("unregistering platform driver %ps\n", drivers[i]);  in __platform_register_drivers()
1101  * platform_unregister_drivers - unregister an array of platform drivers
1105  * Unregisters platform drivers specified by an array. This is typically used
1113 		pr_debug("unregistering platform driver %ps\n", drivers[count]);  in platform_unregister_drivers()
1297 	return sysfs_emit(buf, "platform:%s\n", pdev->name);  in modalias_show()
1334  * platform_match - bind platform device to platform driver.
1338  * Platform device IDs are assumed to be encoded like this:
1489 	.name		= "platform",
1509  * platform_find_device_by_driver - Find a platform device with a given