]> Git Repo - linux.git/blob - drivers/gpu/drm/omapdrm/omap_drv.h
Merge tag 'linux-watchdog-6.14-rc1' of git://www.linux-watchdog.org/linux-watchdog
[linux.git] / drivers / gpu / drm / omapdrm / omap_drv.h
1 /* SPDX-License-Identifier: GPL-2.0-only */
2 /*
3  * Copyright (C) 2011 Texas Instruments Incorporated - https://www.ti.com/
4  * Author: Rob Clark <[email protected]>
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 struct omap_fbdev;
36
37 struct omap_drm_pipeline {
38         struct drm_crtc *crtc;
39         struct drm_encoder *encoder;
40         struct drm_connector *connector;
41         struct omap_dss_device *output;
42         unsigned int alias_id;
43 };
44
45 /*
46  * Global private object state for tracking resources that are shared across
47  * multiple kms objects (planes/crtcs/etc).
48  */
49 #define to_omap_global_state(x) container_of(x, struct omap_global_state, base)
50
51 struct omap_global_state {
52         struct drm_private_state base;
53
54         /* global atomic state of assignment between overlays and planes */
55         struct drm_plane *hwoverlay_to_plane[8];
56 };
57
58 struct omap_drm_private {
59         struct drm_device *ddev;
60         struct device *dev;
61         u32 omaprev;
62
63         struct dss_device *dss;
64         struct dispc_device *dispc;
65
66         bool irq_enabled;
67
68         unsigned int num_pipes;
69         struct omap_drm_pipeline pipes[8];
70         struct omap_drm_pipeline *channels[8];
71
72         unsigned int num_planes;
73         struct drm_plane *planes[8];
74
75         unsigned int num_ovls;
76         struct omap_hw_overlay *overlays[8];
77
78         struct drm_private_obj glob_obj;
79
80         struct workqueue_struct *wq;
81
82         /* lock for obj_list below */
83         struct mutex list_lock;
84
85         /* list of GEM objects: */
86         struct list_head obj_list;
87
88         struct omap_drm_usergart *usergart;
89         bool has_dmm;
90
91         /* properties: */
92         struct drm_property *zorder_prop;
93
94         /* irq handling: */
95         spinlock_t wait_lock;           /* protects the wait_list */
96         struct list_head wait_list;     /* list of omap_irq_wait */
97         u32 irq_mask;                   /* enabled irqs in addition to wait_list */
98
99         /* memory bandwidth limit if it is needed on the platform */
100         unsigned int max_bandwidth;
101
102         struct omap_fbdev *fbdev;
103 };
104
105
106 void omap_debugfs_init(struct drm_minor *minor);
107
108 struct omap_global_state * __must_check omap_get_global_state(struct drm_atomic_state *s);
109
110 struct omap_global_state *omap_get_existing_global_state(struct omap_drm_private *priv);
111
112 #endif /* __OMAPDRM_DRV_H__ */
This page took 0.03526 seconds and 4 git commands to generate.