| /* | |
| * ARC PGU DRM driver. | |
| * | |
| * Copyright (C) 2016 Synopsys, Inc. (www.synopsys.com) | |
| * | |
| * This program is free software; you can redistribute it and/or modify | |
| * it under the terms of the GNU General Public License version 2 as | |
| * published by the Free Software Foundation. | |
| * | |
| * This program is distributed in the hope that it will be useful, | |
| * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
| * GNU General Public License for more details. | |
| * | |
| */ | |
| #ifndef _ARCPGU_H_ | |
| #define _ARCPGU_H_ | |
| struct arcpgu_drm_private { | |
| void __iomem *regs; | |
| struct clk *clk; | |
| struct drm_fbdev_cma *fbdev; | |
| 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); | |
| struct drm_fbdev_cma *arcpgu_fbdev_cma_init(struct drm_device *dev, | |
| unsigned int preferred_bpp, unsigned int num_crtc, | |
| unsigned int max_conn_count); | |
| #endif |