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/*-
* This file is provided under a dual BSD/GPLv2 license. When using or
* redistributing this file, you may do so under either license.
*
* BSD LICENSE
*
* Copyright 2008-2016 Freescale Semiconductor Inc.
* Copyright 2016 NXP.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * 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.
* * Neither the name of the above-listed copyright holders nor the
* names of any contributors may be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* GPL LICENSE SUMMARY
*
* ALTERNATIVELY, this software may be distributed under the terms of the
* GNU General Public License ("GPL") as published by the Free Software
* Foundation, either version 2 of that License or (at your option) any
* later version.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS 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 COPYRIGHT HOLDERS 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.
*/
#ifndef __RTA_SEQ_IN_OUT_PTR_CMD_H__
#define __RTA_SEQ_IN_OUT_PTR_CMD_H__
extern enum rta_sec_era rta_sec_era;
/* Allowed SEQ IN PTR flags for each SEC Era. */
static const uint32_t seq_in_ptr_flags[] = {
RBS | INL | SGF | PRE | EXT | RTO,
RBS | INL | SGF | PRE | EXT | RTO | RJD,
RBS | INL | SGF | PRE | EXT | RTO | RJD,
RBS | INL | SGF | PRE | EXT | RTO | RJD,
RBS | INL | SGF | PRE | EXT | RTO | RJD | SOP,
RBS | INL | SGF | PRE | EXT | RTO | RJD | SOP,
RBS | INL | SGF | PRE | EXT | RTO | RJD | SOP,
RBS | INL | SGF | PRE | EXT | RTO | RJD | SOP
};
/* Allowed SEQ OUT PTR flags for each SEC Era. */
static const uint32_t seq_out_ptr_flags[] = {
SGF | PRE | EXT,
SGF | PRE | EXT | RTO,
SGF | PRE | EXT | RTO,
SGF | PRE | EXT | RTO,
SGF | PRE | EXT | RTO | RST | EWS,
SGF | PRE | EXT | RTO | RST | EWS,
SGF | PRE | EXT | RTO | RST | EWS,
SGF | PRE | EXT | RTO | RST | EWS
};
static inline int
rta_seq_in_ptr(struct program *program, uint64_t src,
uint32_t length, uint32_t flags)
{
uint32_t opcode = CMD_SEQ_IN_PTR;
unsigned int start_pc = program->current_pc;
int ret = -EINVAL;
/* Parameters checking */
if ((flags & RTO) && (flags & PRE)) {
pr_err("SEQ IN PTR: Invalid usage of RTO and PRE flags\n");
goto err;
}
if (flags & ~seq_in_ptr_flags[rta_sec_era]) {
pr_err("SEQ IN PTR: Flag(s) not supported by SEC Era %d\n",
USER_SEC_ERA(rta_sec_era));
goto err;
}
if ((flags & INL) && (flags & RJD)) {
pr_err("SEQ IN PTR: Invalid usage of INL and RJD flags\n");
goto err;
}
if ((src) && (flags & (SOP | RTO | PRE))) {
pr_err("SEQ IN PTR: Invalid usage of RTO or PRE flag\n");
goto err;
}
if ((flags & SOP) && (flags & (RBS | PRE | RTO | EXT))) {
pr_err("SEQ IN PTR: Invalid usage of SOP and (RBS or PRE or RTO or EXT) flags\n");
goto err;
}
/* write flag fields */
if (flags & RBS)
opcode |= SQIN_RBS;
if (flags & INL)
opcode |= SQIN_INL;
if (flags & SGF)
opcode |= SQIN_SGF;
if (flags & PRE)
opcode |= SQIN_PRE;
if (flags & RTO)
opcode |= SQIN_RTO;
if (flags & RJD)
opcode |= SQIN_RJD;
if (flags & SOP)
opcode |= SQIN_SOP;
if ((length >> 16) || (flags & EXT)) {
if (flags & SOP) {
pr_err("SEQ IN PTR: Invalid usage of SOP and EXT flags\n");
goto err;
}
opcode |= SQIN_EXT;
} else {
opcode |= length & SQIN_LEN_MASK;
}
__rta_out32(program, opcode);
program->current_instruction++;
/* write pointer or immediate data field */
if (!(opcode & (SQIN_PRE | SQIN_RTO | SQIN_SOP)))
__rta_out64(program, program->ps, src);
/* write extended length field */
if (opcode & SQIN_EXT)
__rta_out32(program, length);
return (int)start_pc;
err:
program->first_error_pc = start_pc;
program->current_instruction++;
return ret;
}
static inline int
rta_seq_out_ptr(struct program *program, uint64_t dst,
uint32_t length, uint32_t flags)
{
uint32_t opcode = CMD_SEQ_OUT_PTR;
unsigned int start_pc = program->current_pc;
int ret = -EINVAL;
/* Parameters checking */
if (flags & ~seq_out_ptr_flags[rta_sec_era]) {
pr_err("SEQ OUT PTR: Flag(s) not supported by SEC Era %d\n",
USER_SEC_ERA(rta_sec_era));
goto err;
}
if ((flags & RTO) && (flags & PRE)) {
pr_err("SEQ OUT PTR: Invalid usage of RTO and PRE flags\n");
goto err;
}
if ((dst) && (flags & (RTO | PRE))) {
pr_err("SEQ OUT PTR: Invalid usage of RTO or PRE flag\n");
goto err;
}
if ((flags & RST) && !(flags & RTO)) {
pr_err("SEQ OUT PTR: RST flag must be used with RTO flag\n");
goto err;
}
/* write flag fields */
if (flags & SGF)
opcode |= SQOUT_SGF;
if (flags & PRE)
opcode |= SQOUT_PRE;
if (flags & RTO)
opcode |= SQOUT_RTO;
if (flags & RST)
opcode |= SQOUT_RST;
if (flags & EWS)
opcode |= SQOUT_EWS;
if ((length >> 16) || (flags & EXT))
opcode |= SQOUT_EXT;
else
opcode |= length & SQOUT_LEN_MASK;
__rta_out32(program, opcode);
program->current_instruction++;
/* write pointer or immediate data field */
if (!(opcode & (SQOUT_PRE | SQOUT_RTO)))
__rta_out64(program, program->ps, dst);
/* write extended length field */
if (opcode & SQOUT_EXT)
__rta_out32(program, length);
return (int)start_pc;
err:
program->first_error_pc = start_pc;
program->current_instruction++;
return ret;
}
#endif /* __RTA_SEQ_IN_OUT_PTR_CMD_H__ */
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