1 /* SPDX-License-Identifier: GPL-2.0-only */
2 /* Copyright (c) 2012-2013, The Linux Foundation. All rights reserved.
35  * struct spmi_device - Basic representation of an SPMI device
37  * @ctrl:	SPMI controller managing the bus hosting this device.
42 	struct spmi_controller	*ctrl;  member
53 	return dev_get_drvdata(&sdev->dev);  in spmi_device_get_drvdata()
58 	dev_set_drvdata(&sdev->dev, data);  in spmi_device_set_drvdata()
61 struct spmi_device *spmi_device_alloc(struct spmi_controller *ctrl);
66 		put_device(&sdev->dev);  in spmi_device_put()
74  * struct spmi_controller - interface to the SPMI master controller
76  * @nr:		board-specific number identifier for this controller/bus
77  * @cmd:	sends a non-data command sequence on the SPMI bus.
84 	int	(*cmd)(struct spmi_controller *ctrl, u8 opcode, u8 sid);
85 	int	(*read_cmd)(struct spmi_controller *ctrl, u8 opcode,
86 			    u8 sid, u16 addr, u8 *buf, size_t len);
87 	int	(*write_cmd)(struct spmi_controller *ctrl, u8 opcode,
88 			     u8 sid, u16 addr, const u8 *buf, size_t len);
98 void *spmi_controller_get_drvdata(const struct spmi_controller *ctrl)  in spmi_controller_get_drvdata()  argument
100 	return dev_get_drvdata(&ctrl->dev);  in spmi_controller_get_drvdata()
103 static inline void spmi_controller_set_drvdata(struct spmi_controller *ctrl,  in spmi_controller_set_drvdata()  argument
106 	dev_set_drvdata(&ctrl->dev, data);  in spmi_controller_set_drvdata()
113  * spmi_controller_put() - decrement controller refcount
114  * @ctrl	SPMI controller.
116 static inline void spmi_controller_put(struct spmi_controller *ctrl)  in spmi_controller_put()  argument
118 	if (ctrl)  in spmi_controller_put()
119 		put_device(&ctrl->dev);  in spmi_controller_put()
122 int spmi_controller_add(struct spmi_controller *ctrl);
123 void spmi_controller_remove(struct spmi_controller *ctrl);
126  * struct spmi_driver - SPMI slave device driver
156  * spmi_driver_unregister() - unregister an SPMI client driver
162 		driver_unregister(&sdrv->driver);  in spmi_driver_unregister()
171 			   size_t len);
173 			    size_t len);
177 			    const u8 *buf, size_t len);
179 			     const u8 *buf, size_t len);