| /* |
| * Copyright © 2014 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_GT_H |
| #define IGT_GT_H |
| |
| #include "igt_debugfs.h" |
| |
| void igt_require_hang_ring(int fd, int ring); |
| |
| typedef struct igt_hang_ring { |
| unsigned handle; |
| unsigned ctx; |
| unsigned ban; |
| unsigned flags; |
| } igt_hang_ring_t; |
| |
| #define HANG_POISON 0xc5c5c5c5 |
| |
| struct igt_hang_ring igt_hang_ctx(int fd, |
| uint32_t ctx, |
| int ring, |
| unsigned flags, |
| uint64_t *offset); |
| #define HANG_ALLOW_BAN 1 |
| #define HANG_ALLOW_CAPTURE 2 |
| |
| struct igt_hang_ring igt_hang_ring(int fd, int ring); |
| void igt_post_hang_ring(int fd, struct igt_hang_ring arg); |
| |
| void igt_fork_hang_helper(void); |
| void igt_stop_hang_helper(void); |
| |
| int igt_open_forcewake_handle(void); |
| |
| /** |
| * stop_ring_flags: |
| * @STOP_RING_NONE: Can be used to clear the pending stop (warning: hang might |
| * be declared already). Returned by igt_get_stop_rings() if there is |
| * no currently stopped rings. |
| * @STOP_RING_RENDER: Render ring |
| * @STOP_RING_BSD: Video encoding/decoding ring |
| * @STOP_RING_BLT: Blitter ring |
| * @STOP_RING_VEBOX: Video enhancement ring |
| * @STOP_RING_ALL: All rings |
| * @STOP_RING_ALLOW_ERRORS: Driver will not omit expected DRM_ERRORS |
| * @STOP_RING_ALLOW_BAN: Driver will use context ban policy |
| * @STOP_RING_DEFAULTS: STOP_RING_ALL | STOP_RING_ALLOW_ERRORS |
| * |
| * Enumeration of all supported flags for igt_set_stop_rings(). |
| * |
| */ |
| enum stop_ring_flags { |
| STOP_RING_NONE = 0x00, |
| STOP_RING_RENDER = (1 << 0), |
| STOP_RING_BSD = (1 << 1), |
| STOP_RING_BLT = (1 << 2), |
| STOP_RING_VEBOX = (1 << 3), |
| STOP_RING_ALL = 0xff, |
| STOP_RING_ALLOW_ERRORS = (1 << 30), |
| STOP_RING_ALLOW_BAN = (1 << 31), |
| STOP_RING_DEFAULTS = STOP_RING_ALL | STOP_RING_ALLOW_ERRORS, |
| }; |
| |
| enum stop_ring_flags igt_to_stop_ring_flag(int ring); |
| void igt_set_stop_rings(enum stop_ring_flags flags); |
| enum stop_ring_flags igt_get_stop_rings(void); |
| |
| int igt_setup_clflush(void); |
| void igt_clflush_range(void *addr, int size); |
| |
| unsigned intel_detect_and_clear_missed_interrupts(int fd); |
| |
| extern const struct intel_execution_engine { |
| const char *name; |
| unsigned exec_id; |
| unsigned flags; |
| } intel_execution_engines[]; |
| |
| #endif /* IGT_GT_H */ |