| /* |
| * Copyright © 2016 Intel Corporation |
| * |
| * 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, sublicense, |
| * 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 NONINFRINGEMENT. IN NO EVENT SHALL |
| * THE AUTHORS OR COPYRIGHT HOLDERS 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 __IGT_DUMMYLOAD_H__ |
| #define __IGT_DUMMYLOAD_H__ |
| |
| #include <stdint.h> |
| #include <time.h> |
| |
| #include "igt_aux.h" |
| #include "i915_drm.h" |
| |
| typedef struct igt_spin { |
| unsigned int handle; |
| timer_t timer; |
| struct igt_list link; |
| uint32_t *batch; |
| int out_fence; |
| struct drm_i915_gem_exec_object2 obj[2]; |
| struct drm_i915_gem_execbuffer2 execbuf; |
| uint32_t poll_handle; |
| bool *running; |
| } igt_spin_t; |
| |
| igt_spin_t *__igt_spin_batch_new(int fd, |
| uint32_t ctx, |
| unsigned engine, |
| uint32_t dep); |
| igt_spin_t *igt_spin_batch_new(int fd, |
| uint32_t ctx, |
| unsigned engine, |
| uint32_t dep); |
| |
| igt_spin_t *__igt_spin_batch_new_fence(int fd, |
| uint32_t ctx, |
| unsigned engine); |
| |
| igt_spin_t *igt_spin_batch_new_fence(int fd, |
| uint32_t ctx, |
| unsigned engine); |
| |
| igt_spin_t *__igt_spin_batch_new_poll(int fd, |
| uint32_t ctx, |
| unsigned engine); |
| igt_spin_t *igt_spin_batch_new_poll(int fd, |
| uint32_t ctx, |
| unsigned engine); |
| |
| void igt_spin_batch_set_timeout(igt_spin_t *spin, int64_t ns); |
| void igt_spin_batch_end(igt_spin_t *spin); |
| void igt_spin_batch_free(int fd, igt_spin_t *spin); |
| |
| static inline void igt_spin_busywait_until_running(igt_spin_t *spin) |
| { |
| while (!READ_ONCE(*spin->running)) |
| ; |
| } |
| |
| void igt_terminate_spin_batches(void); |
| |
| enum igt_cork_type { |
| CORK_SYNC_FD = 1, |
| CORK_VGEM_HANDLE |
| }; |
| |
| struct igt_cork_vgem { |
| int device; |
| uint32_t fence; |
| }; |
| |
| struct igt_cork_sw_sync { |
| int timeline; |
| }; |
| |
| struct igt_cork { |
| enum igt_cork_type type; |
| |
| union { |
| int fd; |
| |
| struct igt_cork_vgem vgem; |
| struct igt_cork_sw_sync sw_sync; |
| }; |
| }; |
| |
| #define IGT_CORK(name, cork_type) struct igt_cork name = { .type = cork_type, .fd = -1} |
| #define IGT_CORK_HANDLE(name) IGT_CORK(name, CORK_VGEM_HANDLE) |
| #define IGT_CORK_FENCE(name) IGT_CORK(name, CORK_SYNC_FD) |
| |
| uint32_t igt_cork_plug(struct igt_cork *cork, int fd); |
| void igt_cork_unplug(struct igt_cork *cork); |
| |
| #endif /* __IGT_DUMMYLOAD_H__ */ |