xref: /openbmc/linux/drivers/gpu/drm/omapdrm/omap_drv.h (revision 2169e6da)
1 /* SPDX-License-Identifier: GPL-2.0-only */
2 /*
3  * Copyright (C) 2011 Texas Instruments Incorporated - http://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 <drm/drmP.h>
15 #include <drm/drm_gem.h>
16 #include <drm/omap_drm.h>
17 
18 #include "dss/omapdss.h"
19 
20 #include "omap_connector.h"
21 #include "omap_crtc.h"
22 #include "omap_encoder.h"
23 #include "omap_fb.h"
24 #include "omap_fbdev.h"
25 #include "omap_gem.h"
26 #include "omap_irq.h"
27 #include "omap_plane.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 struct omap_drm_private {
45 	struct drm_device *ddev;
46 	struct device *dev;
47 	u32 omaprev;
48 
49 	struct dss_device *dss;
50 	struct dispc_device *dispc;
51 	const struct dispc_ops *dispc_ops;
52 
53 	unsigned int num_pipes;
54 	struct omap_drm_pipeline pipes[8];
55 	struct omap_drm_pipeline *channels[8];
56 
57 	unsigned int num_planes;
58 	struct drm_plane *planes[8];
59 
60 	struct drm_fb_helper *fbdev;
61 
62 	struct workqueue_struct *wq;
63 
64 	/* lock for obj_list below */
65 	struct mutex list_lock;
66 
67 	/* list of GEM objects: */
68 	struct list_head obj_list;
69 
70 	struct omap_drm_usergart *usergart;
71 	bool has_dmm;
72 
73 	/* properties: */
74 	struct drm_property *zorder_prop;
75 
76 	/* irq handling: */
77 	spinlock_t wait_lock;		/* protects the wait_list */
78 	struct list_head wait_list;	/* list of omap_irq_wait */
79 	u32 irq_mask;			/* enabled irqs in addition to wait_list */
80 
81 	/* memory bandwidth limit if it is needed on the platform */
82 	unsigned int max_bandwidth;
83 };
84 
85 
86 int omap_debugfs_init(struct drm_minor *minor);
87 
88 #endif /* __OMAPDRM_DRV_H__ */
89