| /* SPDX-License-Identifier: GPL-2.0-only */ |
| /* |
| * ARC PGU DRM driver. |
| * |
| * Copyright (C) 2016 Synopsys, Inc. (www.synopsys.com) |
| */ |
| |
| #ifndef _ARCPGU_H_ |
| #define _ARCPGU_H_ |
| |
| struct arcpgu_drm_private { |
| void __iomem *regs; |
| struct clk *clk; |
| struct drm_framebuffer *fb; |
| struct drm_crtc crtc; |
| struct drm_plane *plane; |
| }; |
| |
| #define crtc_to_arcpgu_priv(x) container_of(x, struct arcpgu_drm_private, crtc) |
| |
| static inline void arc_pgu_write(struct arcpgu_drm_private *arcpgu, |
| unsigned int reg, u32 value) |
| { |
| iowrite32(value, arcpgu->regs + reg); |
| } |
| |
| static inline u32 arc_pgu_read(struct arcpgu_drm_private *arcpgu, |
| unsigned int reg) |
| { |
| return ioread32(arcpgu->regs + reg); |
| } |
| |
| int arc_pgu_setup_crtc(struct drm_device *dev); |
| int arcpgu_drm_hdmi_init(struct drm_device *drm, struct device_node *np); |
| int arcpgu_drm_sim_init(struct drm_device *drm, struct device_node *np); |
| |
| #endif |
