linux/mfd/dln2.h

1 /* SPDX-License-Identifier: GPL-2.0 */
8 	u16 handle;		/* sub-driver handle (internally used only) */
13  * dln2_event_cb_t - event callback function signature
15  * @pdev - the sub-device that registered this callback
16  * @echo - the echo header field received in the message
17  * @data - the data payload
18  * @len  - the data payload length
20  * The callback function is called in interrupt context and the data payload is
29  * dl2n_register_event_cb - register a callback function for an event
31  * @pdev - the sub-device that registers the callback
32  * @event - the event for which to register a callback
33  * @event_cb - the callback function
41  * dln2_unregister_event_cb - unregister the callback function for an event
43  * @pdev - the sub-device that registered the callback
44  * @event - the event for which to register a callback
49  * dln2_transfer - issue a DLN2 command and wait for a response and the
52  * @pdev - the sub-device which is issuing this transfer
53  * @cmd - the command to be sent to the device
54  * @obuf - the buffer to be sent to the device; it can be NULL if the user
56  * @obuf_len - the size of the buffer to be sent to the device
57  * @ibuf - any data associated with the response will be copied here; it can be
59  * @ibuf_len - must be initialized to the input buffer size; it will be modified
69  * dln2_transfer_rx - variant of @dln2_transfer() where TX buffer is not needed
71  * @pdev - the sub-device which is issuing this transfer
72  * @cmd - the command to be sent to the device
73  * @ibuf - any data associated with the response will be copied here; it can be
75  * @ibuf_len - must be initialized to the input buffer size; it will be modified
88  * dln2_transfer_tx - variant of @dln2_transfer() where RX buffer is not needed
90  * @pdev - the sub-device which is issuing this transfer
91  * @cmd - the command to be sent to the device
92  * @obuf - the buffer to be sent to the device; it can be NULL if the
94  * @obuf_len - the size of the buffer to be sent to the device