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101 lines
3.1 KiB
C
101 lines
3.1 KiB
C
/*
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Copyright 2019-2022, The Regents of the University of California.
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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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1. Redistributions of source code must retain the above copyright notice,
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this list of conditions and the following disclaimer.
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2. Redistributions in binary form must reproduce the above copyright notice,
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this list of conditions and the following disclaimer in the documentation
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and/or other materials provided with the distribution.
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THIS SOFTWARE IS PROVIDED BY THE REGENTS OF THE UNIVERSITY OF CALIFORNIA ''AS
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IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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DISCLAIMED. IN NO EVENT SHALL THE REGENTS OF THE UNIVERSITY OF CALIFORNIA OR
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CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
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OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
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IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
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OF SUCH DAMAGE.
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The views and conclusions contained in the software and documentation are those
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of the authors and should not be interpreted as representing official policies,
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either expressed or implied, of The Regents of the University of California.
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*/
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#include "mqnic.h"
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#include <stdio.h>
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#include <stdlib.h>
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struct mqnic_sched_block *mqnic_sched_block_open(struct mqnic_if *interface, int index, struct reg_block *block_rb)
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{
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struct mqnic_sched_block *block = calloc(1, sizeof(struct mqnic_sched_block));
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if (!block)
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return NULL;
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int offset = mqnic_reg_read32(block_rb->regs, MQNIC_RB_SCHED_BLOCK_REG_OFFSET);
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block->mqnic = interface->mqnic;
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block->interface = interface;
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block->index = index;
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block->rb_list = enumerate_reg_block_list(interface->regs, offset, interface->regs_size);
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if (!block->rb_list)
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{
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fprintf(stderr, "Error: filed to enumerate blocks\n");
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goto fail;
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}
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block->sched_count = 0;
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for (struct reg_block *rb = block->rb_list; rb->type && rb->version; rb++)
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{
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if (rb->type == MQNIC_RB_SCHED_RR_TYPE && rb->version == MQNIC_RB_SCHED_RR_VER)
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{
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struct mqnic_sched *sched = mqnic_sched_open(block, block->sched_count, rb);
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if (!sched)
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goto fail;
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block->sched[block->sched_count++] = sched;
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}
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}
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return block;
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fail:
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mqnic_sched_block_close(block);
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return NULL;
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}
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void mqnic_sched_block_close(struct mqnic_sched_block *block)
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{
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if (!block)
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return;
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for (int k = 0; k < block->sched_count; k++)
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{
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if (!block->sched[k])
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continue;
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mqnic_sched_close(block->sched[k]);
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block->sched[k] = NULL;
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}
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if (block->rb_list)
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free_reg_block_list(block->rb_list);
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free(block);
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}
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