1 /**********************************************************
2 * Copyright 2009-2011 VMware, Inc. All rights reserved.
4 * Permission is hereby granted, free of charge, to any person
5 * obtaining a copy of this software and associated documentation
6 * files (the "Software"), to deal in the Software without
7 * restriction, including without limitation the rights to use, copy,
8 * modify, merge, publish, distribute, sublicense, and/or sell copies
9 * of the Software, and to permit persons to whom the Software is
10 * furnished to do so, subject to the following conditions:
12 * The above copyright notice and this permission notice shall be
13 * included in all copies or substantial portions of the Software.
15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
16 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
17 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
18 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
19 * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
20 * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
21 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
24 *********************************************************
26 * Thomas Hellstrom <thellstrom-at-vmware-dot-com>
29 #include "xa_tracker.h"
31 #include "pipe/p_state.h"
32 #include "pipe/p_format.h"
33 #include "state_tracker/drm_driver.h"
34 #include "util/u_inlines.h"
37 * format_map [xa_surface_type][first..last in list].
38 * Needs to be updated when enum xa_formats is updated.
41 static const enum xa_formats preferred_a[] = { xa_format_a8 };
43 static const enum xa_formats preferred_argb[] =
44 { xa_format_a8r8g8b8, xa_format_x8r8g8b8, xa_format_r5g6b5,
47 static const enum xa_formats preferred_z[] =
48 { xa_format_z32, xa_format_z24, xa_format_z16 };
49 static const enum xa_formats preferred_sz[] =
50 { xa_format_x8z24, xa_format_s8z24 };
51 static const enum xa_formats preferred_zs[] =
52 { xa_format_z24x8, xa_format_z24s8 };
53 static const enum xa_formats preferred_yuv[] = { xa_format_yuv8 };
55 static const enum xa_formats *preferred[] =
56 { NULL, preferred_a, preferred_argb, NULL, NULL,
57 preferred_z, preferred_zs, preferred_sz, preferred_yuv
60 static const unsigned int num_preferred[] = { 0,
61 sizeof(preferred_a) / sizeof(enum xa_formats),
62 sizeof(preferred_argb) / sizeof(enum xa_formats),
65 sizeof(preferred_z) / sizeof(enum xa_formats),
66 sizeof(preferred_zs) / sizeof(enum xa_formats),
67 sizeof(preferred_sz) / sizeof(enum xa_formats),
68 sizeof(preferred_yuv) / sizeof(enum xa_formats)
71 static const unsigned int stype_bind[XA_LAST_SURFACE_TYPE] = { 0,
72 PIPE_BIND_SAMPLER_VIEW,
73 PIPE_BIND_SAMPLER_VIEW,
74 PIPE_BIND_SAMPLER_VIEW,
75 PIPE_BIND_SAMPLER_VIEW,
76 PIPE_BIND_DEPTH_STENCIL,
77 PIPE_BIND_DEPTH_STENCIL,
78 PIPE_BIND_DEPTH_STENCIL,
79 PIPE_BIND_SAMPLER_VIEW
82 static struct xa_format_descriptor
83 xa_get_pipe_format(enum xa_formats xa_format)
85 struct xa_format_descriptor fdesc;
87 fdesc.xa_format = xa_format;
90 case xa_format_a8r8g8b8:
91 fdesc.format = PIPE_FORMAT_B8G8R8A8_UNORM;
93 case xa_format_x8r8g8b8:
94 fdesc.format = PIPE_FORMAT_B8G8R8X8_UNORM;
96 case xa_format_r5g6b5:
97 fdesc.format = PIPE_FORMAT_B5G6R5_UNORM;
99 case xa_format_x1r5g5b5:
100 fdesc.format = PIPE_FORMAT_B5G5R5A1_UNORM;
103 fdesc.format = PIPE_FORMAT_L8_UNORM;
106 fdesc.format = PIPE_FORMAT_Z24X8_UNORM;
109 fdesc.format = PIPE_FORMAT_Z16_UNORM;
112 fdesc.format = PIPE_FORMAT_Z32_UNORM;
114 case xa_format_x8z24:
115 fdesc.format = PIPE_FORMAT_Z24X8_UNORM;
117 case xa_format_z24x8:
118 fdesc.format = PIPE_FORMAT_X8Z24_UNORM;
120 case xa_format_s8z24:
121 fdesc.format = PIPE_FORMAT_Z24_UNORM_S8_USCALED;
123 case xa_format_z24s8:
124 fdesc.format = PIPE_FORMAT_S8_USCALED_Z24_UNORM;
127 fdesc.format = PIPE_FORMAT_L8_UNORM;
130 fdesc.xa_format = xa_format_unknown;
137 xa_tracker_create(int drm_fd)
139 struct xa_tracker *xa = calloc(1, sizeof(struct xa_tracker));
140 enum xa_surface_type stype;
141 unsigned int num_formats;
146 xa->screen = driver_descriptor.create_screen(drm_fd);
150 xa->default_ctx = xa_context_create(xa);
151 if (!xa->default_ctx)
155 for (stype = 0; stype < XA_LAST_SURFACE_TYPE; ++stype)
156 num_formats += num_preferred[stype];
159 xa->supported_formats = calloc(num_formats, sizeof(*xa->supported_formats));
160 if (!xa->supported_formats)
161 goto out_sf_alloc_fail;
163 xa->supported_formats[0] = xa_format_unknown;
165 memset(xa->format_map, 0, sizeof(xa->format_map));
167 for (stype = 0; stype < XA_LAST_SURFACE_TYPE; ++stype) {
168 unsigned int bind = stype_bind[stype];
169 enum xa_formats xa_format;
172 for (i = 0; i < num_preferred[stype]; ++i) {
173 xa_format = preferred[stype][i];
175 struct xa_format_descriptor fdesc = xa_get_pipe_format(xa_format);
177 if (xa->screen->is_format_supported(xa->screen, fdesc.format,
178 PIPE_TEXTURE_2D, 0, bind)) {
179 if (xa->format_map[stype][0] == 0)
180 xa->format_map[stype][0] = num_formats;
181 xa->format_map[stype][1] = num_formats;
182 xa->supported_formats[num_formats++] = xa_format;
189 xa_context_destroy(xa->default_ctx);
191 xa->screen->destroy(xa->screen);
198 xa_tracker_destroy(struct xa_tracker *xa)
200 free(xa->supported_formats);
201 xa_context_destroy(xa->default_ctx);
202 xa->screen->destroy(xa->screen);
207 xa_flags_compat(unsigned int old_flags, unsigned int new_flags)
209 unsigned int flag_diff = (old_flags ^ new_flags);
214 if (flag_diff & XA_FLAG_SHARED)
217 * Don't recreate if we're dropping the render target flag.
219 if (flag_diff & XA_FLAG_RENDER_TARGET)
220 return ((new_flags & XA_FLAG_RENDER_TARGET) == 0);
223 * Always recreate for unknown / unimplemented flags.
228 static struct xa_format_descriptor
229 xa_get_format_stype_depth(struct xa_tracker *xa,
230 enum xa_surface_type stype, unsigned int depth)
233 struct xa_format_descriptor fdesc;
236 for (i = xa->format_map[stype][0]; i <= xa->format_map[stype][1]; ++i) {
237 fdesc = xa_get_pipe_format(xa->supported_formats[i]);
238 if (fdesc.xa_format != xa_format_unknown &&
239 xa_format_depth(fdesc.xa_format) == depth) {
246 fdesc.xa_format = xa_format_unknown;
252 xa_format_check_supported(struct xa_tracker *xa,
253 enum xa_formats xa_format, unsigned int flags)
255 struct xa_format_descriptor fdesc = xa_get_pipe_format(xa_format);
258 if (fdesc.xa_format == xa_format_unknown)
259 return -XA_ERR_INVAL;
261 bind = stype_bind[xa_format_type(fdesc.xa_format)];
262 if (flags & XA_FLAG_SHARED)
263 bind |= PIPE_BIND_SHARED;
264 if (flags & XA_FLAG_RENDER_TARGET)
265 bind |= PIPE_BIND_RENDER_TARGET;
267 if (!xa->screen->is_format_supported(xa->screen, fdesc.format,
268 PIPE_TEXTURE_2D, 0, bind))
269 return -XA_ERR_INVAL;
275 xa_surface_create(struct xa_tracker *xa,
279 enum xa_surface_type stype,
280 enum xa_formats xa_format, unsigned int flags)
282 struct pipe_resource *template;
283 struct xa_surface *srf;
284 struct xa_format_descriptor fdesc;
286 if (xa_format == xa_format_unknown)
287 fdesc = xa_get_format_stype_depth(xa, stype, depth);
289 fdesc = xa_get_pipe_format(xa_format);
291 if (fdesc.xa_format == xa_format_unknown)
294 srf = calloc(1, sizeof(*srf));
298 template = &srf->template;
299 template->format = fdesc.format;
300 template->target = PIPE_TEXTURE_2D;
301 template->width0 = width;
302 template->height0 = height;
303 template->depth0 = 1;
304 template->array_size = 1;
305 template->last_level = 0;
306 template->bind = stype_bind[xa_format_type(fdesc.xa_format)];
308 if (flags & XA_FLAG_SHARED)
309 template->bind |= PIPE_BIND_SHARED;
310 if (flags & XA_FLAG_RENDER_TARGET)
311 template->bind |= PIPE_BIND_RENDER_TARGET;
313 srf->tex = xa->screen->resource_create(xa->screen, template);
328 xa_surface_redefine(struct xa_surface *srf,
332 enum xa_surface_type stype,
333 enum xa_formats xa_format,
334 unsigned int new_flags,
337 struct pipe_resource *template = &srf->template;
338 struct pipe_resource *texture;
339 struct pipe_box src_box;
340 struct xa_tracker *xa = srf->xa;
343 unsigned int save_format;
344 struct xa_format_descriptor fdesc;
347 if (xa_format == xa_format_unknown)
348 fdesc = xa_get_format_stype_depth(xa, stype, depth);
350 fdesc = xa_get_pipe_format(xa_format);
352 if (width == template->width0 && height == template->height0 &&
353 template->format == fdesc.format &&
354 xa_flags_compat(srf->flags, new_flags))
357 template->bind = stype_bind[xa_format_type(fdesc.xa_format)];
358 if (new_flags & XA_FLAG_SHARED)
359 template->bind |= PIPE_BIND_SHARED;
360 if (new_flags & XA_FLAG_RENDER_TARGET)
361 template->bind |= PIPE_BIND_RENDER_TARGET;
364 if (!xa_format_type_is_color(fdesc.xa_format) ||
365 xa_format_type(fdesc.xa_format) == xa_type_a)
366 return -XA_ERR_INVAL;
368 if (!xa->screen->is_format_supported(xa->screen, fdesc.format,
371 PIPE_BIND_RENDER_TARGET))
372 return -XA_ERR_INVAL;
375 save_width = template->width0;
376 save_height = template->height0;
377 save_format = template->format;
379 template->width0 = width;
380 template->height0 = height;
381 template->format = fdesc.format;
383 texture = xa->screen->resource_create(xa->screen, template);
385 template->width0 = save_width;
386 template->height0 = save_height;
387 template->format = save_format;
388 return -XA_ERR_NORES;
392 struct pipe_context *pipe = xa->default_ctx->pipe;
394 u_box_origin_2d(xa_min(save_width, template->width0),
395 xa_min(save_height, template->height0), &src_box);
396 pipe->resource_copy_region(pipe, texture,
397 0, 0, 0, 0, srf->tex, 0, &src_box);
398 pipe->flush(pipe, &xa->default_ctx->last_fence);
401 pipe_resource_reference(&srf->tex, texture);
402 pipe_resource_reference(&texture, NULL);
404 srf->flags = new_flags;
410 xa_surface_destroy(struct xa_surface *srf)
412 pipe_resource_reference(&srf->tex, NULL);
417 xa_tracker_version(int *major, int *minor, int *patch)
419 *major = XA_TRACKER_VERSION_MAJOR;
420 *minor = XA_TRACKER_VERSION_MINOR;
421 *patch = XA_TRACKER_VERSION_PATCH;
425 xa_surface_handle(struct xa_surface *srf,
426 uint32_t * handle, unsigned int *stride)
428 struct winsys_handle whandle;
430 struct pipe_screen *screen = srf->xa->screen;
433 memset(&whandle, 0, sizeof(whandle));
434 whandle.type = DRM_API_HANDLE_TYPE_SHARED;
435 res = screen->resource_get_handle(screen, srf->tex, &whandle);
437 return -XA_ERR_INVAL;
439 *handle = whandle.handle;
440 *stride = whandle.stride;
446 xa_surface_format(const struct xa_surface *srf)
448 return srf->fdesc.xa_format;