1 | /* SPDX-License-Identifier: GPL-2.0-only */ |
---|---|
2 | /* |
3 | * Copyright (C) 2011 Texas Instruments Incorporated - https://www.ti.com/ |
4 | * Author: Rob Clark <rob@ti.com> |
5 | */ |
6 | |
7 | #ifndef __OMAPDRM_DRV_H__ |
8 | #define __OMAPDRM_DRV_H__ |
9 | |
10 | #include <linux/module.h> |
11 | #include <linux/types.h> |
12 | #include <linux/workqueue.h> |
13 | |
14 | #include "dss/omapdss.h" |
15 | #include "dss/dss.h" |
16 | |
17 | #include <drm/drm_atomic.h> |
18 | #include <drm/drm_gem.h> |
19 | #include <drm/omap_drm.h> |
20 | |
21 | #include "omap_crtc.h" |
22 | #include "omap_encoder.h" |
23 | #include "omap_fb.h" |
24 | #include "omap_gem.h" |
25 | #include "omap_irq.h" |
26 | #include "omap_plane.h" |
27 | #include "omap_overlay.h" |
28 | |
29 | #define DBG(fmt, ...) DRM_DEBUG_DRIVER(fmt"\n", ##__VA_ARGS__) |
30 | #define VERB(fmt, ...) if (0) DRM_DEBUG_DRIVER(fmt, ##__VA_ARGS__) /* verbose debug */ |
31 | |
32 | #define MODULE_NAME "omapdrm" |
33 | |
34 | struct omap_drm_usergart; |
35 | |
36 | struct omap_drm_pipeline { |
37 | struct drm_crtc *crtc; |
38 | struct drm_encoder *encoder; |
39 | struct drm_connector *connector; |
40 | struct omap_dss_device *output; |
41 | unsigned int alias_id; |
42 | }; |
43 | |
44 | /* |
45 | * Global private object state for tracking resources that are shared across |
46 | * multiple kms objects (planes/crtcs/etc). |
47 | */ |
48 | #define to_omap_global_state(x) container_of(x, struct omap_global_state, base) |
49 | |
50 | struct omap_global_state { |
51 | struct drm_private_state base; |
52 | |
53 | /* global atomic state of assignment between overlays and planes */ |
54 | struct drm_plane *hwoverlay_to_plane[8]; |
55 | }; |
56 | |
57 | struct omap_drm_private { |
58 | struct drm_device *ddev; |
59 | struct device *dev; |
60 | u32 omaprev; |
61 | |
62 | struct dss_device *dss; |
63 | struct dispc_device *dispc; |
64 | |
65 | bool irq_enabled; |
66 | |
67 | unsigned int num_pipes; |
68 | struct omap_drm_pipeline pipes[8]; |
69 | struct omap_drm_pipeline *channels[8]; |
70 | |
71 | unsigned int num_planes; |
72 | struct drm_plane *planes[8]; |
73 | |
74 | unsigned int num_ovls; |
75 | struct omap_hw_overlay *overlays[8]; |
76 | |
77 | struct drm_private_obj glob_obj; |
78 | |
79 | struct workqueue_struct *wq; |
80 | |
81 | /* lock for obj_list below */ |
82 | struct mutex list_lock; |
83 | |
84 | /* list of GEM objects: */ |
85 | struct list_head obj_list; |
86 | |
87 | struct omap_drm_usergart *usergart; |
88 | bool has_dmm; |
89 | |
90 | /* properties: */ |
91 | struct drm_property *zorder_prop; |
92 | |
93 | /* irq handling: */ |
94 | spinlock_t wait_lock; /* protects the wait_list */ |
95 | struct list_head wait_list; /* list of omap_irq_wait */ |
96 | u32 irq_mask; /* enabled irqs in addition to wait_list */ |
97 | |
98 | /* memory bandwidth limit if it is needed on the platform */ |
99 | unsigned int max_bandwidth; |
100 | }; |
101 | |
102 | |
103 | void omap_debugfs_init(struct drm_minor *minor); |
104 | |
105 | struct omap_global_state * __must_check omap_get_global_state(struct drm_atomic_state *s); |
106 | |
107 | struct omap_global_state *omap_get_existing_global_state(struct omap_drm_private *priv); |
108 | |
109 | #endif /* __OMAPDRM_DRV_H__ */ |
110 |