xref: /openbmc/linux/drivers/gpu/drm/omapdrm/omap_drv.h (revision e553d2a5)
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 "dss/omapdss.h"
15 
16 #include <drm/drm_gem.h>
17 #include <drm/omap_drm.h>
18 
19 #include "omap_connector.h"
20 #include "omap_crtc.h"
21 #include "omap_encoder.h"
22 #include "omap_fb.h"
23 #include "omap_fbdev.h"
24 #include "omap_gem.h"
25 #include "omap_irq.h"
26 #include "omap_plane.h"
27 
28 #define DBG(fmt, ...) DRM_DEBUG_DRIVER(fmt"\n", ##__VA_ARGS__)
29 #define VERB(fmt, ...) if (0) DRM_DEBUG_DRIVER(fmt, ##__VA_ARGS__) /* verbose debug */
30 
31 #define MODULE_NAME     "omapdrm"
32 
33 struct omap_drm_usergart;
34 
35 struct omap_drm_pipeline {
36 	struct drm_crtc *crtc;
37 	struct drm_encoder *encoder;
38 	struct drm_connector *connector;
39 	struct omap_dss_device *output;
40 	unsigned int alias_id;
41 };
42 
43 struct omap_drm_private {
44 	struct drm_device *ddev;
45 	struct device *dev;
46 	u32 omaprev;
47 
48 	struct dss_device *dss;
49 	struct dispc_device *dispc;
50 	const struct dispc_ops *dispc_ops;
51 
52 	unsigned int num_pipes;
53 	struct omap_drm_pipeline pipes[8];
54 	struct omap_drm_pipeline *channels[8];
55 
56 	unsigned int num_planes;
57 	struct drm_plane *planes[8];
58 
59 	struct drm_fb_helper *fbdev;
60 
61 	struct workqueue_struct *wq;
62 
63 	/* lock for obj_list below */
64 	struct mutex list_lock;
65 
66 	/* list of GEM objects: */
67 	struct list_head obj_list;
68 
69 	struct omap_drm_usergart *usergart;
70 	bool has_dmm;
71 
72 	/* properties: */
73 	struct drm_property *zorder_prop;
74 
75 	/* irq handling: */
76 	spinlock_t wait_lock;		/* protects the wait_list */
77 	struct list_head wait_list;	/* list of omap_irq_wait */
78 	u32 irq_mask;			/* enabled irqs in addition to wait_list */
79 
80 	/* memory bandwidth limit if it is needed on the platform */
81 	unsigned int max_bandwidth;
82 };
83 
84 
85 int omap_debugfs_init(struct drm_minor *minor);
86 
87 #endif /* __OMAPDRM_DRV_H__ */
88