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head/sys/dev/smartpqi/smartpqi_cmd.c
Property | Old Value | New Value |
---|---|---|
svn:eol-style | null | native \ No newline at end of property |
svn:keywords | null | FreeBSD=%H \ No newline at end of property |
svn:mime-type | null | text/plain \ No newline at end of property |
/*- | |||||
* Copyright (c) 2018 Microsemi Corporation. | |||||
* All rights reserved. | |||||
* | |||||
* Redistribution and use in source and binary forms, with or without | |||||
* modification, are permitted provided that the following conditions | |||||
* are met: | |||||
* 1. Redistributions of source code must retain the above copyright | |||||
* notice, this list of conditions and the following disclaimer. | |||||
* 2. Redistributions in binary form must reproduce the above copyright | |||||
* notice, this list of conditions and the following disclaimer in the | |||||
* documentation and/or other materials provided with the distribution. | |||||
* | |||||
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND | |||||
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | |||||
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE | |||||
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE | |||||
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL | |||||
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS | |||||
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) | |||||
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT | |||||
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY | |||||
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF | |||||
* SUCH DAMAGE. | |||||
*/ | |||||
/* $FreeBSD$ */ | |||||
#include "smartpqi_includes.h" | |||||
/* | |||||
* Function to submit the request to the adapter. | |||||
*/ | |||||
int pqisrc_submit_cmnd(pqisrc_softstate_t *softs, | |||||
ib_queue_t *ib_q, void *req) | |||||
{ | |||||
char *slot = NULL; | |||||
uint32_t offset; | |||||
iu_header_t *hdr = (iu_header_t *)req; | |||||
uint32_t iu_len = hdr->iu_length + 4 ; /* header size */ | |||||
int i = 0; | |||||
DBG_FUNC("IN\n"); | |||||
PQI_LOCK(&ib_q->lock); | |||||
/* Check queue full */ | |||||
if ((ib_q->pi_local + 1) % ib_q->num_elem == *(ib_q->ci_virt_addr)) { | |||||
DBG_WARN("OUT Q full\n"); | |||||
PQI_UNLOCK(&ib_q->lock); | |||||
return PQI_STATUS_QFULL; | |||||
} | |||||
/* Get the slot */ | |||||
offset = ib_q->pi_local * ib_q->elem_size; | |||||
slot = ib_q->array_virt_addr + offset; | |||||
/* Copy the IU */ | |||||
memcpy(slot, req, iu_len); | |||||
DBG_INFO("IU : \n"); | |||||
for(i = 0; i< iu_len; i++) | |||||
DBG_INFO(" IU [ %d ] : %x\n", i, *((unsigned char *)(slot + i))); | |||||
/* Update the local PI */ | |||||
ib_q->pi_local = (ib_q->pi_local + 1) % ib_q->num_elem; | |||||
DBG_INFO("ib_q->pi_local : %x IU size : %d\n", | |||||
ib_q->pi_local, hdr->iu_length); | |||||
DBG_INFO("*ib_q->ci_virt_addr: %x\n", | |||||
*(ib_q->ci_virt_addr)); | |||||
/* Inform the fw about the new IU */ | |||||
PCI_MEM_PUT32(softs, ib_q->pi_register_abs, ib_q->pi_register_offset, ib_q->pi_local); | |||||
PQI_UNLOCK(&ib_q->lock); | |||||
DBG_FUNC("OUT\n"); | |||||
return PQI_STATUS_SUCCESS; | |||||
} |