1// SPDX-License-Identifier: GPL-2.0-only
2/* Altera TSE SGDMA and MSGDMA Linux driver
3 * Copyright (C) 2014 Altera Corporation. All rights reserved
4 */
5
6#include "altera_tse.h"
7#include "altera_utils.h"
8
9void tse_set_bit(void __iomem *ioaddr, size_t offs, u32 bit_mask)
10{
11	u32 value = csrrd32(ioaddr, offs);
12	value |= bit_mask;
13	csrwr32(value, ioaddr, offs);
14}
15
16void tse_clear_bit(void __iomem *ioaddr, size_t offs, u32 bit_mask)
17{
18	u32 value = csrrd32(ioaddr, offs);
19	value &= ~bit_mask;
20	csrwr32(value, ioaddr, offs);
21}
22
23int tse_bit_is_set(void __iomem *ioaddr, size_t offs, u32 bit_mask)
24{
25	u32 value = csrrd32(ioaddr, offs);
26	return (value & bit_mask) ? 1 : 0;
27}
28
29int tse_bit_is_clear(void __iomem *ioaddr, size_t offs, u32 bit_mask)
30{
31	u32 value = csrrd32(ioaddr, offs);
32	return (value & bit_mask) ? 0 : 1;
33}
34