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1 | /************************************************************************** | |
2 | * | |
3 | * Copyright © 2009-2015 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 | /** | |
36 | * struct vmw_kms_dirty - closure structure for the vmw_kms_helper_dirty | |
37 | * function. | |
38 | * | |
39 | * @fifo_commit: Callback that is called once for each display unit after | |
40 | * all clip rects. This function must commit the fifo space reserved by the | |
41 | * helper. Set up by the caller. | |
42 | * @clip: Callback that is called for each cliprect on each display unit. | |
43 | * Set up by the caller. | |
44 | * @fifo_reserve_size: Fifo size that the helper should try to allocat for | |
45 | * each display unit. Set up by the caller. | |
46 | * @dev_priv: Pointer to the device private. Set up by the helper. | |
47 | * @unit: The current display unit. Set up by the helper before a call to @clip. | |
48 | * @cmd: The allocated fifo space. Set up by the helper before the first @clip | |
49 | * call. | |
50 | * @num_hits: Number of clip rect commands for this display unit. | |
51 | * Cleared by the helper before the first @clip call. Updated by the @clip | |
52 | * callback. | |
53 | * @fb_x: Clip rect left side in framebuffer coordinates. | |
54 | * @fb_y: Clip rect right side in framebuffer coordinates. | |
55 | * @unit_x1: Clip rect left side in crtc coordinates. | |
56 | * @unit_y1: Clip rect top side in crtc coordinates. | |
57 | * @unit_x2: Clip rect right side in crtc coordinates. | |
58 | * @unit_y2: Clip rect bottom side in crtc coordinates. | |
59 | * | |
60 | * The clip rect coordinates are updated by the helper for each @clip call. | |
61 | * Note that this may be derived from if more info needs to be passed between | |
62 | * helper caller and helper callbacks. | |
63 | */ | |
64 | struct vmw_kms_dirty { | |
65 | void (*fifo_commit)(struct vmw_kms_dirty *); | |
66 | void (*clip)(struct vmw_kms_dirty *); | |
67 | size_t fifo_reserve_size; | |
68 | struct vmw_private *dev_priv; | |
69 | struct vmw_display_unit *unit; | |
70 | void *cmd; | |
71 | u32 num_hits; | |
72 | s32 fb_x; | |
73 | s32 fb_y; | |
74 | s32 unit_x1; | |
75 | s32 unit_y1; | |
76 | s32 unit_x2; | |
77 | s32 unit_y2; | |
78 | }; | |
79 | ||
80 | #define VMWGFX_NUM_DISPLAY_UNITS 8 | |
81 | ||
82 | ||
83 | #define vmw_framebuffer_to_vfb(x) \ | |
84 | container_of(x, struct vmw_framebuffer, base) | |
85 | #define vmw_framebuffer_to_vfbs(x) \ | |
86 | container_of(x, struct vmw_framebuffer_surface, base.base) | |
87 | #define vmw_framebuffer_to_vfbd(x) \ | |
88 | container_of(x, struct vmw_framebuffer_dmabuf, base.base) | |
89 | ||
90 | /** | |
91 | * Base class for framebuffers | |
92 | * | |
93 | * @pin is called the when ever a crtc uses this framebuffer | |
94 | * @unpin is called | |
95 | */ | |
96 | struct vmw_framebuffer { | |
97 | struct drm_framebuffer base; | |
98 | int (*pin)(struct vmw_framebuffer *fb); | |
99 | int (*unpin)(struct vmw_framebuffer *fb); | |
100 | bool dmabuf; | |
101 | struct ttm_base_object *user_obj; | |
102 | uint32_t user_handle; | |
103 | }; | |
104 | ||
105 | /* | |
106 | * Clip rectangle | |
107 | */ | |
108 | struct vmw_clip_rect { | |
109 | int x1, x2, y1, y2; | |
110 | }; | |
111 | ||
112 | struct vmw_framebuffer_surface { | |
113 | struct vmw_framebuffer base; | |
114 | struct vmw_surface *surface; | |
115 | struct vmw_dma_buffer *buffer; | |
116 | struct list_head head; | |
117 | bool is_dmabuf_proxy; /* true if this is proxy surface for DMA buf */ | |
118 | }; | |
119 | ||
120 | ||
121 | struct vmw_framebuffer_dmabuf { | |
122 | struct vmw_framebuffer base; | |
123 | struct vmw_dma_buffer *buffer; | |
124 | }; | |
125 | ||
126 | ||
127 | /* | |
128 | * Basic cursor manipulation | |
129 | */ | |
130 | int vmw_cursor_update_image(struct vmw_private *dev_priv, | |
131 | u32 *image, u32 width, u32 height, | |
132 | u32 hotspotX, u32 hotspotY); | |
133 | int vmw_cursor_update_dmabuf(struct vmw_private *dev_priv, | |
134 | struct vmw_dma_buffer *dmabuf, | |
135 | u32 width, u32 height, | |
136 | u32 hotspotX, u32 hotspotY); | |
137 | void vmw_cursor_update_position(struct vmw_private *dev_priv, | |
138 | bool show, int x, int y); | |
139 | ||
140 | ||
141 | /** | |
142 | * Base class display unit. | |
143 | * | |
144 | * Since the SVGA hw doesn't have a concept of a crtc, encoder or connector | |
145 | * so the display unit is all of them at the same time. This is true for both | |
146 | * legacy multimon and screen objects. | |
147 | */ | |
148 | struct vmw_display_unit { | |
149 | struct drm_crtc crtc; | |
150 | struct drm_encoder encoder; | |
151 | struct drm_connector connector; | |
152 | ||
153 | struct vmw_surface *cursor_surface; | |
154 | struct vmw_dma_buffer *cursor_dmabuf; | |
155 | size_t cursor_age; | |
156 | ||
157 | int cursor_x; | |
158 | int cursor_y; | |
159 | ||
160 | int hotspot_x; | |
161 | int hotspot_y; | |
162 | s32 core_hotspot_x; | |
163 | s32 core_hotspot_y; | |
164 | ||
165 | unsigned unit; | |
166 | ||
167 | /* | |
168 | * Prefered mode tracking. | |
169 | */ | |
170 | unsigned pref_width; | |
171 | unsigned pref_height; | |
172 | bool pref_active; | |
173 | struct drm_display_mode *pref_mode; | |
174 | ||
175 | /* | |
176 | * Gui positioning | |
177 | */ | |
178 | int gui_x; | |
179 | int gui_y; | |
180 | bool is_implicit; | |
181 | }; | |
182 | ||
183 | #define vmw_crtc_to_du(x) \ | |
184 | container_of(x, struct vmw_display_unit, crtc) | |
185 | #define vmw_connector_to_du(x) \ | |
186 | container_of(x, struct vmw_display_unit, connector) | |
187 | ||
188 | ||
189 | /* | |
190 | * Shared display unit functions - vmwgfx_kms.c | |
191 | */ | |
192 | void vmw_du_cleanup(struct vmw_display_unit *du); | |
193 | void vmw_du_crtc_save(struct drm_crtc *crtc); | |
194 | void vmw_du_crtc_restore(struct drm_crtc *crtc); | |
195 | void vmw_du_crtc_gamma_set(struct drm_crtc *crtc, | |
196 | u16 *r, u16 *g, u16 *b, | |
197 | uint32_t start, uint32_t size); | |
198 | int vmw_du_crtc_cursor_set2(struct drm_crtc *crtc, struct drm_file *file_priv, | |
199 | uint32_t handle, uint32_t width, uint32_t height, | |
200 | int32_t hot_x, int32_t hot_y); | |
201 | int vmw_du_crtc_cursor_move(struct drm_crtc *crtc, int x, int y); | |
202 | int vmw_du_connector_dpms(struct drm_connector *connector, int mode); | |
203 | void vmw_du_connector_save(struct drm_connector *connector); | |
204 | void vmw_du_connector_restore(struct drm_connector *connector); | |
205 | enum drm_connector_status | |
206 | vmw_du_connector_detect(struct drm_connector *connector, bool force); | |
207 | int vmw_du_connector_fill_modes(struct drm_connector *connector, | |
208 | uint32_t max_width, uint32_t max_height); | |
209 | int vmw_du_connector_set_property(struct drm_connector *connector, | |
210 | struct drm_property *property, | |
211 | uint64_t val); | |
212 | int vmw_kms_helper_dirty(struct vmw_private *dev_priv, | |
213 | struct vmw_framebuffer *framebuffer, | |
214 | const struct drm_clip_rect *clips, | |
215 | const struct drm_vmw_rect *vclips, | |
216 | s32 dest_x, s32 dest_y, | |
217 | int num_clips, | |
218 | int increment, | |
219 | struct vmw_kms_dirty *dirty); | |
220 | ||
221 | int vmw_kms_helper_buffer_prepare(struct vmw_private *dev_priv, | |
222 | struct vmw_dma_buffer *buf, | |
223 | bool interruptible, | |
224 | bool validate_as_mob); | |
225 | void vmw_kms_helper_buffer_revert(struct vmw_dma_buffer *buf); | |
226 | void vmw_kms_helper_buffer_finish(struct vmw_private *dev_priv, | |
227 | struct drm_file *file_priv, | |
228 | struct vmw_dma_buffer *buf, | |
229 | struct vmw_fence_obj **out_fence, | |
230 | struct drm_vmw_fence_rep __user * | |
231 | user_fence_rep); | |
232 | int vmw_kms_helper_resource_prepare(struct vmw_resource *res, | |
233 | bool interruptible); | |
234 | void vmw_kms_helper_resource_revert(struct vmw_resource *res); | |
235 | void vmw_kms_helper_resource_finish(struct vmw_resource *res, | |
236 | struct vmw_fence_obj **out_fence); | |
237 | int vmw_kms_readback(struct vmw_private *dev_priv, | |
238 | struct drm_file *file_priv, | |
239 | struct vmw_framebuffer *vfb, | |
240 | struct drm_vmw_fence_rep __user *user_fence_rep, | |
241 | struct drm_vmw_rect *vclips, | |
242 | uint32_t num_clips); | |
243 | struct vmw_framebuffer * | |
244 | vmw_kms_new_framebuffer(struct vmw_private *dev_priv, | |
245 | struct vmw_dma_buffer *dmabuf, | |
246 | struct vmw_surface *surface, | |
247 | bool only_2d, | |
248 | const struct drm_mode_fb_cmd *mode_cmd); | |
249 | int vmw_kms_fbdev_init_data(struct vmw_private *dev_priv, | |
250 | unsigned unit, | |
251 | u32 max_width, | |
252 | u32 max_height, | |
253 | struct drm_connector **p_con, | |
254 | struct drm_crtc **p_crtc, | |
255 | struct drm_display_mode **p_mode); | |
256 | void vmw_guess_mode_timing(struct drm_display_mode *mode); | |
257 | ||
258 | /* | |
259 | * Legacy display unit functions - vmwgfx_ldu.c | |
260 | */ | |
261 | int vmw_kms_ldu_init_display(struct vmw_private *dev_priv); | |
262 | int vmw_kms_ldu_close_display(struct vmw_private *dev_priv); | |
263 | int vmw_kms_ldu_do_dmabuf_dirty(struct vmw_private *dev_priv, | |
264 | struct vmw_framebuffer *framebuffer, | |
265 | unsigned flags, unsigned color, | |
266 | struct drm_clip_rect *clips, | |
267 | unsigned num_clips, int increment); | |
268 | int vmw_kms_update_proxy(struct vmw_resource *res, | |
269 | const struct drm_clip_rect *clips, | |
270 | unsigned num_clips, | |
271 | int increment); | |
272 | ||
273 | /* | |
274 | * Screen Objects display functions - vmwgfx_scrn.c | |
275 | */ | |
276 | int vmw_kms_sou_init_display(struct vmw_private *dev_priv); | |
277 | int vmw_kms_sou_close_display(struct vmw_private *dev_priv); | |
278 | int vmw_kms_sou_do_surface_dirty(struct vmw_private *dev_priv, | |
279 | struct vmw_framebuffer *framebuffer, | |
280 | struct drm_clip_rect *clips, | |
281 | struct drm_vmw_rect *vclips, | |
282 | struct vmw_resource *srf, | |
283 | s32 dest_x, | |
284 | s32 dest_y, | |
285 | unsigned num_clips, int inc, | |
286 | struct vmw_fence_obj **out_fence); | |
287 | int vmw_kms_sou_do_dmabuf_dirty(struct vmw_private *dev_priv, | |
288 | struct vmw_framebuffer *framebuffer, | |
289 | struct drm_clip_rect *clips, | |
290 | unsigned num_clips, int increment, | |
291 | bool interruptible, | |
292 | struct vmw_fence_obj **out_fence); | |
293 | int vmw_kms_sou_readback(struct vmw_private *dev_priv, | |
294 | struct drm_file *file_priv, | |
295 | struct vmw_framebuffer *vfb, | |
296 | struct drm_vmw_fence_rep __user *user_fence_rep, | |
297 | struct drm_vmw_rect *vclips, | |
298 | uint32_t num_clips); | |
299 | ||
300 | /* | |
301 | * Screen Target Display Unit functions - vmwgfx_stdu.c | |
302 | */ | |
303 | int vmw_kms_stdu_init_display(struct vmw_private *dev_priv); | |
304 | int vmw_kms_stdu_close_display(struct vmw_private *dev_priv); | |
305 | int vmw_kms_stdu_surface_dirty(struct vmw_private *dev_priv, | |
306 | struct vmw_framebuffer *framebuffer, | |
307 | struct drm_clip_rect *clips, | |
308 | struct drm_vmw_rect *vclips, | |
309 | struct vmw_resource *srf, | |
310 | s32 dest_x, | |
311 | s32 dest_y, | |
312 | unsigned num_clips, int inc, | |
313 | struct vmw_fence_obj **out_fence); | |
314 | int vmw_kms_stdu_dma(struct vmw_private *dev_priv, | |
315 | struct drm_file *file_priv, | |
316 | struct vmw_framebuffer *vfb, | |
317 | struct drm_vmw_fence_rep __user *user_fence_rep, | |
318 | struct drm_clip_rect *clips, | |
319 | struct drm_vmw_rect *vclips, | |
320 | uint32_t num_clips, | |
321 | int increment, | |
322 | bool to_surface, | |
323 | bool interruptible); | |
324 | ||
325 | ||
326 | #endif |