2 * Copyright (C) 2012 Russell King
4 * This program is free software; you can redistribute it and/or modify
5 * it under the terms of the GNU General Public License version 2 as
6 * published by the Free Software Foundation.
11 #include <linux/kfifo.h>
13 #include <linux/workqueue.h>
17 struct armada_gem_object;
22 armada_updatel(uint32_t val, uint32_t mask, void __iomem *ptr)
26 ov = v = readl_relaxed(ptr);
27 v = (v & ~mask) | val;
29 writel_relaxed(v, ptr);
32 static inline uint32_t armada_pitch(uint32_t width, uint32_t bpp)
34 uint32_t pitch = bpp != 4 ? width * ((bpp + 7) / 8) : width / 2;
36 /* 88AP510 spec recommends pitch be a multiple of 128 */
37 return ALIGN(pitch, 128);
40 struct armada_vbl_event {
41 struct list_head node;
43 void (*fn)(struct armada_crtc *, void *);
45 void armada_drm_vbl_event_add(struct armada_crtc *,
46 struct armada_vbl_event *);
47 void armada_drm_vbl_event_remove(struct armada_crtc *,
48 struct armada_vbl_event *);
49 void armada_drm_vbl_event_remove_unlocked(struct armada_crtc *,
50 struct armada_vbl_event *);
51 #define armada_drm_vbl_event_init(_e, _f, _d) do { \
52 struct armada_vbl_event *__e = _e; \
53 INIT_LIST_HEAD(&__e->node); \
59 struct armada_private;
61 struct armada_variant {
64 int (*init)(struct armada_private *, struct device *);
65 int (*crtc_init)(struct armada_crtc *);
66 int (*crtc_compute_clock)(struct armada_crtc *,
67 const struct drm_display_mode *,
72 extern const struct armada_variant armada510_ops;
74 struct armada_private {
75 const struct armada_variant *variant;
76 struct work_struct fb_unref_work;
77 DECLARE_KFIFO(fb_unref, struct drm_framebuffer *, 8);
78 struct drm_fb_helper *fbdev;
79 struct armada_crtc *dcrtc[2];
81 struct clk *extclk[2];
82 struct drm_property *csc_yuv_prop;
83 struct drm_property *csc_rgb_prop;
84 struct drm_property *colorkey_prop;
85 struct drm_property *colorkey_min_prop;
86 struct drm_property *colorkey_max_prop;
87 struct drm_property *colorkey_val_prop;
88 struct drm_property *colorkey_alpha_prop;
89 struct drm_property *colorkey_mode_prop;
90 struct drm_property *brightness_prop;
91 struct drm_property *contrast_prop;
92 struct drm_property *saturation_prop;
93 #ifdef CONFIG_DEBUG_FS
98 void __armada_drm_queue_unref_work(struct drm_device *,
99 struct drm_framebuffer *);
100 void armada_drm_queue_unref_work(struct drm_device *,
101 struct drm_framebuffer *);
103 extern const struct drm_mode_config_funcs armada_drm_mode_config_funcs;
105 int armada_fbdev_init(struct drm_device *);
106 void armada_fbdev_lastclose(struct drm_device *);
107 void armada_fbdev_fini(struct drm_device *);
109 int armada_overlay_plane_create(struct drm_device *, unsigned long);
111 int armada_drm_debugfs_init(struct drm_minor *);
112 void armada_drm_debugfs_cleanup(struct drm_minor *);