soc/ti/pruss.h

1 /* SPDX-License-Identifier: GPL-2.0-only */
3  * PRU-ICSS Subsystem user interfaces
5  * Copyright (C) 2015-2023 Texas Instruments Incorporated - http://www.ti.com
6  *	MD Danish Anwar <danishanwar@ti.com>
50  * pruss_cfg_read() - read a PRUSS CFG sub-module register
51  * @pruss: the pruss instance handle
52  * @reg: register offset within the CFG sub-module
55  * Reads a given register within the PRUSS CFG sub-module and
56  * returns it through the passed-in @val pointer
60 static int pruss_cfg_read(struct pruss *pruss, unsigned int reg, unsigned int *val)  in pruss_cfg_read()  argument
62 	if (IS_ERR_OR_NULL(pruss))  in pruss_cfg_read()
63 		return -EINVAL;  in pruss_cfg_read()
65 	return regmap_read(pruss->cfg_regmap, reg, val);  in pruss_cfg_read()
69  * pruss_cfg_update() - configure a PRUSS CFG sub-module register
70  * @pruss: the pruss instance handle
71  * @reg: register offset within the CFG sub-module
75  * Programs a given register within the PRUSS CFG sub-module
79 static int pruss_cfg_update(struct pruss *pruss, unsigned int reg,  in pruss_cfg_update()  argument
82 	if (IS_ERR_OR_NULL(pruss))  in pruss_cfg_update()
83 		return -EINVAL;  in pruss_cfg_update()
85 	return regmap_update_bits(pruss->cfg_regmap, reg, mask, val);  in pruss_cfg_update()