1 /* SPDX-License-Identifier: GPL-2.0-only */
3 * Copyright (C) 2012 Russell King
8 #include <linux/kfifo.h>
10 #include <linux/workqueue.h>
14 struct armada_gem_object;
19 armada_updatel(uint32_t val, uint32_t mask, void __iomem *ptr)
23 ov = v = readl_relaxed(ptr);
24 v = (v & ~mask) | val;
26 writel_relaxed(v, ptr);
29 static inline uint32_t armada_pitch(uint32_t width, uint32_t bpp)
31 uint32_t pitch = bpp != 4 ? width * ((bpp + 7) / 8) : width / 2;
33 /* 88AP510 spec recommends pitch be a multiple of 128 */
34 return ALIGN(pitch, 128);
38 struct armada_private;
40 struct armada_variant {
42 int (*init)(struct armada_crtc *, struct device *);
43 int (*compute_clock)(struct armada_crtc *,
44 const struct drm_display_mode *,
46 void (*disable)(struct armada_crtc *);
47 void (*enable)(struct armada_crtc *, const struct drm_display_mode *);
51 extern const struct armada_variant armada510_ops;
53 struct armada_private {
54 struct drm_device drm;
55 struct drm_fb_helper *fbdev;
56 struct armada_crtc *dcrtc[2];
57 struct drm_mm linear; /* protected by linear_lock */
58 struct mutex linear_lock;
59 struct drm_property *colorkey_prop;
60 struct drm_property *colorkey_min_prop;
61 struct drm_property *colorkey_max_prop;
62 struct drm_property *colorkey_val_prop;
63 struct drm_property *colorkey_alpha_prop;
64 struct drm_property *colorkey_mode_prop;
65 struct drm_property *brightness_prop;
66 struct drm_property *contrast_prop;
67 struct drm_property *saturation_prop;
68 #ifdef CONFIG_DEBUG_FS
73 int armada_fbdev_init(struct drm_device *);
74 void armada_fbdev_fini(struct drm_device *);
76 int armada_overlay_plane_create(struct drm_device *, unsigned long);
78 int armada_drm_debugfs_init(struct drm_minor *);