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94 lines
3.1 KiB
94 lines
3.1 KiB
/* |
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Copyright (c) 2016, Raspberry Pi (Trading) Ltd |
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All rights reserved. |
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Redistribution and use in source and binary forms, with or without |
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modification, are permitted provided that the following conditions are met: |
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* Redistributions of source code must retain the above copyright |
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notice, this list of conditions and the following disclaimer. |
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* Redistributions in binary form must reproduce the above copyright |
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notice, this list of conditions and the following disclaimer in the |
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documentation and/or other materials provided with the distribution. |
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* Neither the name of the copyright holder nor the |
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names of its contributors may be used to endorse or promote products |
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derived from this software without specific prior written permission. |
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THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND |
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ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED |
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WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE |
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DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY |
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DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES |
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(INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; |
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LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND |
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ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
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(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS |
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SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
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*/ |
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#ifndef VC_VCHI_GPUSERV_H |
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#define VC_VCHI_GPUSERV_H |
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#include "interface/vchiq_arm/vchiq.h" |
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// these go in command word of gpu_job_s |
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// EXECUTE_VPU and EXECUTE_QPU are valid from host |
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enum { EXECUTE_NONE, EXECUTE_VPU, EXECUTE_QPU, EXECUTE_SYNC, LAUNCH_VPU1 }; |
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struct vpu_job_s { |
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// these are function address and parameters for vpu job |
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uint32_t q[7]; |
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uint32_t dummy[21]; |
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}; |
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struct qpu_job_s { |
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// parameters for qpu job |
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uint32_t jobs; |
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uint32_t noflush; |
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uint32_t timeout; |
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uint32_t dummy; |
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uint32_t control[12][2]; |
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}; |
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struct sync_job_s { |
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// parameters for syncjob |
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// bit 0 set means wait for preceding vpu jobs to complete |
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// bit 1 set means wait for preceding qpu jobs to complete |
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uint32_t mask; |
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uint32_t dummy[27]; |
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}; |
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struct gpu_callback_s { |
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// callback to call when complete (can be NULL) |
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void (*func)(); |
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void *cookie; |
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}; |
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struct gpu_internal_s { |
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void *message; |
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int refcount; |
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}; |
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struct gpu_job_s { |
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// from enum above |
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uint32_t command; |
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// qpu or vpu jobs |
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union { |
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struct vpu_job_s v; |
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struct qpu_job_s q; |
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struct sync_job_s s; |
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} u; |
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// callback function to call when complete |
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struct gpu_callback_s callback; |
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// for internal use - leave as zero |
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struct gpu_internal_s internal; |
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}; |
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/* Initialise gpu service. Returns its interface number. This initialises |
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the host side of the interface, it does not send anything to VideoCore. */ |
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VCHPRE_ int32_t VCHPOST_ vc_gpuserv_init(void); |
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VCHPRE_ void VCHPOST_ vc_gpuserv_deinit(void); |
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VCHPRE_ int32_t VCHPOST_ vc_gpuserv_execute_code(int num_jobs, struct gpu_job_s jobs[]); |
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#endif
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