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vmwgfx_kms.h
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1 /**************************************************************************
2  *
3  * Copyright © 2009 VMware, Inc., Palo Alto, CA., USA
4  * All Rights Reserved.
5  *
6  * Permission is hereby granted, free of charge, to any person obtaining a
7  * copy of this software and associated documentation files (the
8  * "Software"), to deal in the Software without restriction, including
9  * without limitation the rights to use, copy, modify, merge, publish,
10  * distribute, sub license, and/or sell copies of the Software, and to
11  * permit persons to whom the Software is furnished to do so, subject to
12  * the following conditions:
13  *
14  * The above copyright notice and this permission notice (including the
15  * next paragraph) shall be included in all copies or substantial portions
16  * of the Software.
17  *
18  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
19  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
20  * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
21  * THE COPYRIGHT HOLDERS, AUTHORS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM,
22  * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
23  * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
24  * USE OR OTHER DEALINGS IN THE SOFTWARE.
25  *
26  **************************************************************************/
27 
28 #ifndef VMWGFX_KMS_H_
29 #define VMWGFX_KMS_H_
30 
31 #include <drm/drmP.h>
32 #include <drm/drm_crtc_helper.h>
33 #include "vmwgfx_drv.h"
34 
35 #define VMWGFX_NUM_DISPLAY_UNITS 8
36 
37 
38 #define vmw_framebuffer_to_vfb(x) \
39  container_of(x, struct vmw_framebuffer, base)
40 
47 struct vmw_framebuffer {
48  struct drm_framebuffer base;
49  int (*pin)(struct vmw_framebuffer *fb);
50  int (*unpin)(struct vmw_framebuffer *fb);
51  bool dmabuf;
52  struct ttm_base_object *user_obj;
53  uint32_t user_handle;
54 };
55 
56 
57 #define vmw_crtc_to_du(x) \
58  container_of(x, struct vmw_display_unit, crtc)
59 
60 /*
61  * Basic cursor manipulation
62  */
63 int vmw_cursor_update_image(struct vmw_private *dev_priv,
64  u32 *image, u32 width, u32 height,
65  u32 hotspotX, u32 hotspotY);
66 int vmw_cursor_update_dmabuf(struct vmw_private *dev_priv,
67  struct vmw_dma_buffer *dmabuf,
68  u32 width, u32 height,
69  u32 hotspotX, u32 hotspotY);
70 void vmw_cursor_update_position(struct vmw_private *dev_priv,
71  bool show, int x, int y);
72 
73 
81 struct vmw_display_unit {
82  struct drm_crtc crtc;
83  struct drm_encoder encoder;
84  struct drm_connector connector;
85 
86  struct vmw_surface *cursor_surface;
87  struct vmw_dma_buffer *cursor_dmabuf;
88  size_t cursor_age;
89 
90  int cursor_x;
91  int cursor_y;
92 
93  int hotspot_x;
94  int hotspot_y;
95 
96  unsigned unit;
97 
98  /*
99  * Prefered mode tracking.
100  */
101  unsigned pref_width;
102  unsigned pref_height;
103  bool pref_active;
104  struct drm_display_mode *pref_mode;
105 
106  /*
107  * Gui positioning
108  */
109  int gui_x;
110  int gui_y;
111  bool is_implicit;
112 };
113 
114 #define vmw_crtc_to_du(x) \
115  container_of(x, struct vmw_display_unit, crtc)
116 #define vmw_connector_to_du(x) \
117  container_of(x, struct vmw_display_unit, connector)
118 
119 
120 /*
121  * Shared display unit functions - vmwgfx_kms.c
122  */
123 void vmw_display_unit_cleanup(struct vmw_display_unit *du);
124 int vmw_du_page_flip(struct drm_crtc *crtc,
125  struct drm_framebuffer *fb,
126  struct drm_pending_vblank_event *event);
127 void vmw_du_crtc_save(struct drm_crtc *crtc);
128 void vmw_du_crtc_restore(struct drm_crtc *crtc);
129 void vmw_du_crtc_gamma_set(struct drm_crtc *crtc,
130  u16 *r, u16 *g, u16 *b,
131  uint32_t start, uint32_t size);
132 int vmw_du_crtc_cursor_set(struct drm_crtc *crtc, struct drm_file *file_priv,
133  uint32_t handle, uint32_t width, uint32_t height);
134 int vmw_du_crtc_cursor_move(struct drm_crtc *crtc, int x, int y);
135 void vmw_du_connector_dpms(struct drm_connector *connector, int mode);
136 void vmw_du_connector_save(struct drm_connector *connector);
137 void vmw_du_connector_restore(struct drm_connector *connector);
138 enum drm_connector_status
139 vmw_du_connector_detect(struct drm_connector *connector, bool force);
140 int vmw_du_connector_fill_modes(struct drm_connector *connector,
141  uint32_t max_width, uint32_t max_height);
142 int vmw_du_connector_set_property(struct drm_connector *connector,
143  struct drm_property *property,
144  uint64_t val);
145 
146 
147 /*
148  * Legacy display unit functions - vmwgfx_ldu.c
149  */
150 int vmw_kms_init_legacy_display_system(struct vmw_private *dev_priv);
151 int vmw_kms_close_legacy_display_system(struct vmw_private *dev_priv);
152 
153 /*
154  * Screen Objects display functions - vmwgfx_scrn.c
155  */
156 int vmw_kms_init_screen_object_display(struct vmw_private *dev_priv);
157 int vmw_kms_close_screen_object_display(struct vmw_private *dev_priv);
158 int vmw_kms_sou_update_layout(struct vmw_private *dev_priv, unsigned num,
159  struct drm_vmw_rect *rects);
160 bool vmw_kms_screen_object_flippable(struct vmw_private *dev_priv,
161  struct drm_crtc *crtc);
162 void vmw_kms_screen_object_update_implicit_fb(struct vmw_private *dev_priv,
163  struct drm_crtc *crtc);
164 
165 
166 #endif
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