tjh.dev
Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
1/*
2 * Copyright 2016 Linaro Ltd.
3 * Copyright 2016 ZTE Corporation.
4 *
5 * This program is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License version 2 as
7 * published by the Free Software Foundation.
8 *
9 */
10
11#ifndef __ZX_DRM_DRV_H__
12#define __ZX_DRM_DRV_H__
13
14extern struct platform_driver zx_crtc_driver;
15extern struct platform_driver zx_hdmi_driver;
16extern struct platform_driver zx_tvenc_driver;
17extern struct platform_driver zx_vga_driver;
18
19static inline u32 zx_readl(void __iomem *reg)
20{
21 return readl_relaxed(reg);
22}
23
24static inline void zx_writel(void __iomem *reg, u32 val)
25{
26 writel_relaxed(val, reg);
27}
28
29static inline void zx_writel_mask(void __iomem *reg, u32 mask, u32 val)
30{
31 u32 tmp;
32
33 tmp = zx_readl(reg);
34 tmp = (tmp & ~mask) | (val & mask);
35 zx_writel(reg, tmp);
36}
37
38#endif /* __ZX_DRM_DRV_H__ */