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/* SPDX-License-Identifier: BSD-3-Clause */
/*
* Copyright (c) 2020, MIPI Alliance, Inc.
*
* Author: Nicolas Pitre <npitre@baylibre.com>
*
* Common IBI related stuff
*/
#ifndef IBI_H
#define IBI_H
/*
* IBI Status Descriptor bits
*/
#define IBI_STS BIT(31)
#define IBI_ERROR BIT(30)
#define IBI_STATUS_TYPE BIT(29)
#define IBI_HW_CONTEXT GENMASK(28, 26)
#define IBI_TS BIT(25)
#define IBI_LAST_STATUS BIT(24)
#define IBI_CHUNKS GENMASK(23, 16)
#define IBI_ID GENMASK(15, 8)
#define IBI_TARGET_ADDR GENMASK(15, 9)
#define IBI_TARGET_RNW BIT(8)
#define IBI_DATA_LENGTH GENMASK(7, 0)
/* handy helpers */
static inline struct i3c_dev_desc *
i3c_hci_addr_to_dev(struct i3c_hci *hci, unsigned int addr)
{
struct i3c_bus *bus = i3c_master_get_bus(&hci->master);
struct i3c_dev_desc *dev;
i3c_bus_for_each_i3cdev(bus, dev) {
if (dev->info.dyn_addr == addr)
return dev;
}
return NULL;
}
#endif
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