aboutsummaryrefslogtreecommitdiffstats
path: root/drivers/gpu/drm/vmwgfx/vmwgfx_kms.h
blob: 8d038c36bd57599b311f129532a768e9d39fdfa0 (plain) (blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
/**************************************************************************
 *
 * Copyright © 2009 VMware, Inc., Palo Alto, CA., USA
 * All Rights Reserved.
 *
 * Permission is hereby granted, free of charge, to any person obtaining a
 * copy of this software and associated documentation files (the
 * "Software"), to deal in the Software without restriction, including
 * without limitation the rights to use, copy, modify, merge, publish,
 * distribute, sub license, and/or sell copies of the Software, and to
 * permit persons to whom the Software is furnished to do so, subject to
 * the following conditions:
 *
 * The above copyright notice and this permission notice (including the
 * next paragraph) shall be included in all copies or substantial portions
 * of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
 * THE COPYRIGHT HOLDERS, AUTHORS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM,
 * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
 * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
 * USE OR OTHER DEALINGS IN THE SOFTWARE.
 *
 **************************************************************************/

#ifndef VMWGFX_KMS_H_
#define VMWGFX_KMS_H_

#include <drm/drmP.h>
#include <drm/drm_crtc_helper.h>
#include "vmwgfx_drv.h"

#define VMWGFX_NUM_DISPLAY_UNITS 8


#define vmw_framebuffer_to_vfb(x) \
	container_of(x, struct vmw_framebuffer, base)

/**
 * Base class for framebuffers
 *
 * @pin is called the when ever a crtc uses this framebuffer
 * @unpin is called
 */
struct vmw_framebuffer {
	struct drm_framebuffer base;
	int (*pin)(struct vmw_framebuffer *fb);
	int (*unpin)(struct vmw_framebuffer *fb);
	bool dmabuf;
	struct ttm_base_object *user_obj;
	uint32_t user_handle;
};


#define vmw_crtc_to_du(x) \
	container_of(x, struct vmw_display_unit, crtc)

/*
 * Basic cursor manipulation
 */
int vmw_cursor_update_image(struct vmw_private *dev_priv,
			    u32 *image, u32 width, u32 height,
			    u32 hotspotX, u32 hotspotY);
int vmw_cursor_update_dmabuf(struct vmw_private *dev_priv,
			     struct vmw_dma_buffer *dmabuf,
			     u32 width, u32 height,
			     u32 hotspotX, u32 hotspotY);
void vmw_cursor_update_position(struct vmw_private *dev_priv,
				bool show, int x, int y);


/**
 * Base class display unit.
 *
 * Since the SVGA hw doesn't have a concept of a crtc, encoder or connector
 * so the display unit is all of them at the same time. This is true for both
 * legacy multimon and screen objects.
 */
struct vmw_display_unit {
	struct drm_crtc crtc;
	struct drm_encoder encoder;
	struct drm_connector connector;

	struct vmw_surface *cursor_surface;
	struct vmw_dma_buffer *cursor_dmabuf;
	size_t cursor_age;

	int cursor_x;
	int cursor_y;

	int hotspot_x;
	int hotspot_y;

	unsigned unit;

	/*
	 * Prefered mode tracking.
	 */
	unsigned pref_width;
	unsigned pref_height;
	bool pref_active;
	struct drm_display_mode *pref_mode;

	/*
	 * Gui positioning
	 */
	int gui_x;
	int gui_y;
	bool is_implicit;
};

#define vmw_crtc_to_du(x) \
	container_of(x, struct vmw_display_unit, crtc)
#define vmw_connector_to_du(x) \
	container_of(x, struct vmw_display_unit, connector)


/*
 * Shared display unit functions - vmwgfx_kms.c
 */
void vmw_display_unit_cleanup(struct vmw_display_unit *du);
int vmw_du_page_flip(struct drm_crtc *crtc,
		     struct drm_framebuffer *fb,
		     struct drm_pending_vblank_event *event,
		     uint32_t page_flip_flags);
void vmw_du_crtc_save(struct drm_crtc *crtc);
void vmw_du_crtc_restore(struct drm_crtc *crtc);
void vmw_du_crtc_gamma_set(struct drm_crtc *crtc,
			   u16 *r, u16 *g, u16 *b,
			   uint32_t start, uint32_t size);
int vmw_du_crtc_cursor_set(struct drm_crtc *crtc, struct drm_file *file_priv,
			   uint32_t handle, uint32_t width, uint32_t height);
int vmw_du_crtc_cursor_move(struct drm_crtc *crtc, int x, int y);
void vmw_du_connector_dpms(struct drm_connector *connector, int mode);
void vmw_du_connector_save(struct drm_connector *connector);
void vmw_du_connector_restore(struct drm_connector *connector);
enum drm_connector_status
vmw_du_connector_detect(struct drm_connector *connector, bool force);
int vmw_du_connector_fill_modes(struct drm_connector *connector,
				uint32_t max_width, uint32_t max_height);
int vmw_du_connector_set_property(struct drm_connector *connector,
				  struct drm_property *property,
				  uint64_t val);


/*
 * Legacy display unit functions - vmwgfx_ldu.c
 */
int vmw_kms_init_legacy_display_system(struct vmw_private *dev_priv);
int vmw_kms_close_legacy_display_system(struct vmw_private *dev_priv);

/*
 * Screen Objects display functions - vmwgfx_scrn.c
 */
int vmw_kms_init_screen_object_display(struct vmw_private *dev_priv);
int vmw_kms_close_screen_object_display(struct vmw_private *dev_priv);
int vmw_kms_sou_update_layout(struct vmw_private *dev_priv, unsigned num,
			      struct drm_vmw_rect *rects);
bool vmw_kms_screen_object_flippable(struct vmw_private *dev_priv,
				     struct drm_crtc *crtc);
void vmw_kms_screen_object_update_implicit_fb(struct vmw_private *dev_priv,
					      struct drm_crtc *crtc);


#endif