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51dacf20 CP |
1 | /* |
2 | * ARC PGU DRM driver. | |
3 | * | |
4 | * Copyright (C) 2016 Synopsys, Inc. (www.synopsys.com) | |
5 | * | |
6 | * This program is free software; you can redistribute it and/or modify | |
7 | * it under the terms of the GNU General Public License version 2 as | |
8 | * published by the Free Software Foundation. | |
9 | * | |
10 | * This program is distributed in the hope that it will be useful, | |
11 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
12 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
13 | * GNU General Public License for more details. | |
14 | * | |
15 | */ | |
16 | ||
17 | #ifndef _ARCPGU_H_ | |
18 | #define _ARCPGU_H_ | |
19 | ||
20 | struct arcpgu_drm_private { | |
21 | void __iomem *regs; | |
22 | struct clk *clk; | |
51dacf20 | 23 | struct drm_framebuffer *fb; |
51dacf20 CP |
24 | struct drm_crtc crtc; |
25 | struct drm_plane *plane; | |
26 | }; | |
27 | ||
28 | #define crtc_to_arcpgu_priv(x) container_of(x, struct arcpgu_drm_private, crtc) | |
29 | ||
30 | static inline void arc_pgu_write(struct arcpgu_drm_private *arcpgu, | |
31 | unsigned int reg, u32 value) | |
32 | { | |
33 | iowrite32(value, arcpgu->regs + reg); | |
34 | } | |
35 | ||
36 | static inline u32 arc_pgu_read(struct arcpgu_drm_private *arcpgu, | |
37 | unsigned int reg) | |
38 | { | |
39 | return ioread32(arcpgu->regs + reg); | |
40 | } | |
41 | ||
42 | int arc_pgu_setup_crtc(struct drm_device *dev); | |
43 | int arcpgu_drm_hdmi_init(struct drm_device *drm, struct device_node *np); | |
a189d28e | 44 | int arcpgu_drm_sim_init(struct drm_device *drm, struct device_node *np); |
51dacf20 CP |
45 | |
46 | #endif |