2 * Copyright 2011 Red Hat, Inc.
4 * Permission is hereby granted, free of charge, to any person obtaining a
5 * copy of this software and associated documentation files (the "Software"),
6 * to deal in the Software without restriction, including without limitation
7 * on the rights to use, copy, modify, merge, publish, distribute, sub
8 * license, and/or sell copies of the Software, and to permit persons to whom
9 * the Software is furnished to do so, subject to the following conditions:
11 * The above copyright notice and this permission notice (including the next
12 * paragraph) shall be included in all copies or substantial portions of the
15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
16 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
17 * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
18 * THE AUTHORS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
19 * IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
20 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
24 #include "qxl_object.h"
26 static int alloc_clips(struct qxl_device *qdev,
27 struct qxl_release *release,
29 struct qxl_bo **clips_bo)
31 int size = sizeof(struct qxl_clip_rects) + sizeof(struct qxl_rect) * num_clips;
33 return qxl_alloc_bo_reserved(qdev, release, size, clips_bo);
36 /* returns a pointer to the already allocated qxl_rect array inside
37 * the qxl_clip_rects. This is *not* the same as the memory allocated
38 * on the device, it is offset to qxl_clip_rects.chunk.data */
39 static struct qxl_rect *drawable_set_clipping(struct qxl_device *qdev,
41 struct qxl_bo *clips_bo)
43 struct qxl_clip_rects *dev_clips;
46 ret = qxl_bo_kmap(clips_bo, (void **)&dev_clips);
50 dev_clips->num_rects = num_clips;
51 dev_clips->chunk.next_chunk = 0;
52 dev_clips->chunk.prev_chunk = 0;
53 dev_clips->chunk.data_size = sizeof(struct qxl_rect) * num_clips;
54 return (struct qxl_rect *)dev_clips->chunk.data;
58 alloc_drawable(struct qxl_device *qdev, struct qxl_release **release)
61 ret = qxl_alloc_release_reserved(qdev, sizeof(struct qxl_drawable),
62 QXL_RELEASE_DRAWABLE, release,
68 free_drawable(struct qxl_device *qdev, struct qxl_release *release)
70 qxl_release_free(qdev, release);
73 /* release needs to be reserved at this point */
75 make_drawable(struct qxl_device *qdev, int surface, uint8_t type,
76 const struct qxl_rect *rect,
77 struct qxl_release *release)
79 struct qxl_drawable *drawable;
82 drawable = (struct qxl_drawable *)qxl_release_map(qdev, release);
86 drawable->type = type;
88 drawable->surface_id = surface; /* Only primary for now */
89 drawable->effect = QXL_EFFECT_OPAQUE;
90 drawable->self_bitmap = 0;
91 drawable->self_bitmap_area.top = 0;
92 drawable->self_bitmap_area.left = 0;
93 drawable->self_bitmap_area.bottom = 0;
94 drawable->self_bitmap_area.right = 0;
95 /* FIXME: add clipping */
96 drawable->clip.type = SPICE_CLIP_TYPE_NONE;
99 * surfaces_dest[i] should apparently be filled out with the
100 * surfaces that we depend on, and surface_rects should be
101 * filled with the rectangles of those surfaces that we
104 for (i = 0; i < 3; ++i)
105 drawable->surfaces_dest[i] = -1;
108 drawable->bbox = *rect;
110 drawable->mm_time = qdev->rom->mm_clock;
111 qxl_release_unmap(qdev, release, &drawable->release_info);
115 static int alloc_palette_object(struct qxl_device *qdev,
116 struct qxl_release *release,
117 struct qxl_bo **palette_bo)
119 return qxl_alloc_bo_reserved(qdev, release,
120 sizeof(struct qxl_palette) + sizeof(uint32_t) * 2,
124 static int qxl_palette_create_1bit(struct qxl_bo *palette_bo,
125 struct qxl_release *release,
126 const struct qxl_fb_image *qxl_fb_image)
128 const struct fb_image *fb_image = &qxl_fb_image->fb_image;
129 uint32_t visual = qxl_fb_image->visual;
130 const uint32_t *pseudo_palette = qxl_fb_image->pseudo_palette;
131 struct qxl_palette *pal;
133 uint32_t fgcolor, bgcolor;
134 static uint64_t unique; /* we make no attempt to actually set this
135 * correctly globaly, since that would require
136 * tracking all of our palettes. */
137 ret = qxl_bo_kmap(palette_bo, (void **)&pal);
141 pal->unique = unique++;
142 if (visual == FB_VISUAL_TRUECOLOR || visual == FB_VISUAL_DIRECTCOLOR) {
143 /* NB: this is the only used branch currently. */
144 fgcolor = pseudo_palette[fb_image->fg_color];
145 bgcolor = pseudo_palette[fb_image->bg_color];
147 fgcolor = fb_image->fg_color;
148 bgcolor = fb_image->bg_color;
150 pal->ents[0] = bgcolor;
151 pal->ents[1] = fgcolor;
152 qxl_bo_kunmap(palette_bo);
156 void qxl_draw_opaque_fb(const struct qxl_fb_image *qxl_fb_image,
157 int stride /* filled in if 0 */)
159 struct qxl_device *qdev = qxl_fb_image->qdev;
160 struct qxl_drawable *drawable;
161 struct qxl_rect rect;
162 const struct fb_image *fb_image = &qxl_fb_image->fb_image;
163 int x = fb_image->dx;
164 int y = fb_image->dy;
165 int width = fb_image->width;
166 int height = fb_image->height;
167 const char *src = fb_image->data;
168 int depth = fb_image->depth;
169 struct qxl_release *release;
170 struct qxl_image *image;
172 struct qxl_drm_image *dimage;
173 struct qxl_bo *palette_bo = NULL;
175 stride = depth * width / 8;
177 ret = alloc_drawable(qdev, &release);
181 ret = qxl_image_alloc_objects(qdev, release,
185 goto out_free_drawable;
188 ret = alloc_palette_object(qdev, release, &palette_bo);
193 /* do a reservation run over all the objects we just allocated */
194 ret = qxl_release_reserve_list(release, true);
196 goto out_free_palette;
199 rect.right = x + width;
201 rect.bottom = y + height;
203 ret = make_drawable(qdev, 0, QXL_DRAW_COPY, &rect, release);
205 qxl_release_backoff_reserve_list(release);
206 goto out_free_palette;
209 ret = qxl_image_init(qdev, release, dimage,
210 (const uint8_t *)src, 0, 0,
211 width, height, depth, stride);
213 qxl_release_backoff_reserve_list(release);
214 qxl_release_free(qdev, release);
220 ret = qxl_palette_create_1bit(palette_bo, release, qxl_fb_image);
222 ptr = qxl_bo_kmap_atomic_page(qdev, dimage->bo, 0);
224 image->u.bitmap.palette =
225 qxl_bo_physical_address(qdev, palette_bo, 0);
226 qxl_bo_kunmap_atomic_page(qdev, dimage->bo, ptr);
229 drawable = (struct qxl_drawable *)qxl_release_map(qdev, release);
231 drawable->u.copy.src_area.top = 0;
232 drawable->u.copy.src_area.bottom = height;
233 drawable->u.copy.src_area.left = 0;
234 drawable->u.copy.src_area.right = width;
236 drawable->u.copy.rop_descriptor = SPICE_ROPD_OP_PUT;
237 drawable->u.copy.scale_mode = 0;
238 drawable->u.copy.mask.flags = 0;
239 drawable->u.copy.mask.pos.x = 0;
240 drawable->u.copy.mask.pos.y = 0;
241 drawable->u.copy.mask.bitmap = 0;
243 drawable->u.copy.src_bitmap =
244 qxl_bo_physical_address(qdev, dimage->bo, 0);
245 qxl_release_unmap(qdev, release, &drawable->release_info);
247 qxl_push_command_ring_release(qdev, release, QXL_CMD_DRAW, false);
248 qxl_release_fence_buffer_objects(release);
252 qxl_bo_unref(&palette_bo);
254 qxl_image_free_objects(qdev, dimage);
257 free_drawable(qdev, release);
260 /* push a draw command using the given clipping rectangles as
261 * the sources from the shadow framebuffer.
263 * Right now implementing with a single draw and a clip list. Clip
264 * lists are known to be a problem performance wise, this can be solved
265 * by treating them differently in the server.
267 void qxl_draw_dirty_fb(struct qxl_device *qdev,
268 struct qxl_framebuffer *qxl_fb,
270 unsigned flags, unsigned color,
271 struct drm_clip_rect *clips,
272 unsigned num_clips, int inc)
275 * TODO: if flags & DRM_MODE_FB_DIRTY_ANNOTATE_FILL then we should
276 * send a fill command instead, much cheaper.
278 * See include/drm/drm_mode.h
280 struct drm_clip_rect *clips_ptr;
282 int left, right, top, bottom;
284 struct qxl_drawable *drawable;
285 struct qxl_rect drawable_rect;
286 struct qxl_rect *rects;
287 int stride = qxl_fb->base.pitches[0];
288 /* depth is not actually interesting, we don't mask with it */
289 int depth = qxl_fb->base.bits_per_pixel;
290 uint8_t *surface_base;
291 struct qxl_release *release;
292 struct qxl_bo *clips_bo;
293 struct qxl_drm_image *dimage;
296 ret = alloc_drawable(qdev, &release);
305 /* skip the first clip rect */
306 for (i = 1, clips_ptr = clips + inc;
307 i < num_clips; i++, clips_ptr += inc) {
308 left = min_t(int, left, (int)clips_ptr->x1);
309 right = max_t(int, right, (int)clips_ptr->x2);
310 top = min_t(int, top, (int)clips_ptr->y1);
311 bottom = max_t(int, bottom, (int)clips_ptr->y2);
314 width = right - left;
315 height = bottom - top;
317 ret = alloc_clips(qdev, release, num_clips, &clips_bo);
319 goto out_free_drawable;
321 ret = qxl_image_alloc_objects(qdev, release,
327 /* do a reservation run over all the objects we just allocated */
328 ret = qxl_release_reserve_list(release, true);
332 drawable_rect.left = left;
333 drawable_rect.right = right;
334 drawable_rect.top = top;
335 drawable_rect.bottom = bottom;
337 ret = make_drawable(qdev, 0, QXL_DRAW_COPY, &drawable_rect,
340 goto out_release_backoff;
342 ret = qxl_bo_kmap(bo, (void **)&surface_base);
344 goto out_release_backoff;
347 ret = qxl_image_init(qdev, release, dimage, surface_base,
348 left, top, width, height, depth, stride);
351 goto out_release_backoff;
353 rects = drawable_set_clipping(qdev, num_clips, clips_bo);
355 goto out_release_backoff;
357 drawable = (struct qxl_drawable *)qxl_release_map(qdev, release);
359 drawable->clip.type = SPICE_CLIP_TYPE_RECTS;
360 drawable->clip.data = qxl_bo_physical_address(qdev,
363 drawable->u.copy.src_area.top = 0;
364 drawable->u.copy.src_area.bottom = height;
365 drawable->u.copy.src_area.left = 0;
366 drawable->u.copy.src_area.right = width;
368 drawable->u.copy.rop_descriptor = SPICE_ROPD_OP_PUT;
369 drawable->u.copy.scale_mode = 0;
370 drawable->u.copy.mask.flags = 0;
371 drawable->u.copy.mask.pos.x = 0;
372 drawable->u.copy.mask.pos.y = 0;
373 drawable->u.copy.mask.bitmap = 0;
375 drawable->u.copy.src_bitmap = qxl_bo_physical_address(qdev, dimage->bo, 0);
376 qxl_release_unmap(qdev, release, &drawable->release_info);
379 for (i = 0; i < num_clips; i++, clips_ptr += inc) {
380 rects[i].left = clips_ptr->x1;
381 rects[i].right = clips_ptr->x2;
382 rects[i].top = clips_ptr->y1;
383 rects[i].bottom = clips_ptr->y2;
385 qxl_bo_kunmap(clips_bo);
387 qxl_push_command_ring_release(qdev, release, QXL_CMD_DRAW, false);
388 qxl_release_fence_buffer_objects(release);
392 qxl_release_backoff_reserve_list(release);
394 qxl_image_free_objects(qdev, dimage);
396 qxl_bo_unref(&clips_bo);
398 /* only free drawable on error */
400 free_drawable(qdev, release);
404 void qxl_draw_copyarea(struct qxl_device *qdev,
405 u32 width, u32 height,
409 struct qxl_drawable *drawable;
410 struct qxl_rect rect;
411 struct qxl_release *release;
414 ret = alloc_drawable(qdev, &release);
418 /* do a reservation run over all the objects we just allocated */
419 ret = qxl_release_reserve_list(release, true);
421 goto out_free_release;
425 rect.right = dx + width;
426 rect.bottom = dy + height;
427 ret = make_drawable(qdev, 0, QXL_COPY_BITS, &rect, release);
429 qxl_release_backoff_reserve_list(release);
430 goto out_free_release;
433 drawable = (struct qxl_drawable *)qxl_release_map(qdev, release);
434 drawable->u.copy_bits.src_pos.x = sx;
435 drawable->u.copy_bits.src_pos.y = sy;
436 qxl_release_unmap(qdev, release, &drawable->release_info);
438 qxl_push_command_ring_release(qdev, release, QXL_CMD_DRAW, false);
439 qxl_release_fence_buffer_objects(release);
443 free_drawable(qdev, release);
446 void qxl_draw_fill(struct qxl_draw_fill *qxl_draw_fill_rec)
448 struct qxl_device *qdev = qxl_draw_fill_rec->qdev;
449 struct qxl_rect rect = qxl_draw_fill_rec->rect;
450 uint32_t color = qxl_draw_fill_rec->color;
451 uint16_t rop = qxl_draw_fill_rec->rop;
452 struct qxl_drawable *drawable;
453 struct qxl_release *release;
456 ret = alloc_drawable(qdev, &release);
460 /* do a reservation run over all the objects we just allocated */
461 ret = qxl_release_reserve_list(release, true);
463 goto out_free_release;
465 ret = make_drawable(qdev, 0, QXL_DRAW_FILL, &rect, release);
467 qxl_release_backoff_reserve_list(release);
468 goto out_free_release;
471 drawable = (struct qxl_drawable *)qxl_release_map(qdev, release);
472 drawable->u.fill.brush.type = SPICE_BRUSH_TYPE_SOLID;
473 drawable->u.fill.brush.u.color = color;
474 drawable->u.fill.rop_descriptor = rop;
475 drawable->u.fill.mask.flags = 0;
476 drawable->u.fill.mask.pos.x = 0;
477 drawable->u.fill.mask.pos.y = 0;
478 drawable->u.fill.mask.bitmap = 0;
480 qxl_release_unmap(qdev, release, &drawable->release_info);
482 qxl_push_command_ring_release(qdev, release, QXL_CMD_DRAW, false);
483 qxl_release_fence_buffer_objects(release);
487 free_drawable(qdev, release);