mirror of
https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git
synced 2024-12-28 16:52:18 +00:00
d4cc8912cb
Using the pattern 'scmi-protocol-0x<PROTO_ID>-<VEND_ID>' as MODULE_ALIAS allows the SCMI core to autoload this protocol, if built as a module, when its protocol operations are requested by an SCMI driver. Cc: Peng Fan <peng.fan@nxp.com> Acked-by: Peng Fan <peng.fan@nxp.com> Signed-off-by: Cristian Marussi <cristian.marussi@arm.com> Message-Id: <20241209164957.1801886-3-cristian.marussi@arm.com> Signed-off-by: Sudeep Holla <sudeep.holla@arm.com>
61 lines
1.5 KiB
C
61 lines
1.5 KiB
C
/* SPDX-License-Identifier: GPL-2.0-only */
|
|
/*
|
|
* SCMI Message Protocol driver NXP extension header
|
|
*
|
|
* Copyright 2024 NXP.
|
|
*/
|
|
|
|
#ifndef _LINUX_SCMI_NXP_PROTOCOL_H
|
|
#define _LINUX_SCMI_NXP_PROTOCOL_H
|
|
|
|
#include <linux/bitfield.h>
|
|
#include <linux/device.h>
|
|
#include <linux/notifier.h>
|
|
#include <linux/types.h>
|
|
|
|
#define SCMI_PROTOCOL_IMX_BBM 0x81
|
|
#define SCMI_PROTOCOL_IMX_MISC 0x84
|
|
|
|
#define SCMI_IMX_VENDOR "NXP"
|
|
#define SCMI_IMX_SUBVENDOR "IMX"
|
|
|
|
struct scmi_imx_bbm_proto_ops {
|
|
int (*rtc_time_set)(const struct scmi_protocol_handle *ph, u32 id,
|
|
uint64_t sec);
|
|
int (*rtc_time_get)(const struct scmi_protocol_handle *ph, u32 id,
|
|
u64 *val);
|
|
int (*rtc_alarm_set)(const struct scmi_protocol_handle *ph, u32 id,
|
|
bool enable, u64 sec);
|
|
int (*button_get)(const struct scmi_protocol_handle *ph, u32 *state);
|
|
};
|
|
|
|
enum scmi_nxp_notification_events {
|
|
SCMI_EVENT_IMX_BBM_RTC = 0x0,
|
|
SCMI_EVENT_IMX_BBM_BUTTON = 0x1,
|
|
SCMI_EVENT_IMX_MISC_CONTROL = 0x0,
|
|
};
|
|
|
|
struct scmi_imx_bbm_notif_report {
|
|
bool is_rtc;
|
|
bool is_button;
|
|
ktime_t timestamp;
|
|
unsigned int rtc_id;
|
|
unsigned int rtc_evt;
|
|
};
|
|
|
|
struct scmi_imx_misc_ctrl_notify_report {
|
|
ktime_t timestamp;
|
|
unsigned int ctrl_id;
|
|
unsigned int flags;
|
|
};
|
|
|
|
struct scmi_imx_misc_proto_ops {
|
|
int (*misc_ctrl_set)(const struct scmi_protocol_handle *ph, u32 id,
|
|
u32 num, u32 *val);
|
|
int (*misc_ctrl_get)(const struct scmi_protocol_handle *ph, u32 id,
|
|
u32 *num, u32 *val);
|
|
int (*misc_ctrl_req_notify)(const struct scmi_protocol_handle *ph,
|
|
u32 ctrl_id, u32 evt_id, u32 flags);
|
|
};
|
|
#endif
|