7ee4686401
DPBP object represent a hw based buffer pool instance in the DPAA2 hardware. Signed-off-by: Alex Marginean <alexandru.marginean@nxp.com> Signed-off-by: Hemant Agrawal <hemant.agrawal@nxp.com>
262 lines
6.3 KiB
C
262 lines
6.3 KiB
C
/*-
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* This file is provided under a dual BSD/GPLv2 license. When using or
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* redistributing this file, you may do so under either license.
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*
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* BSD LICENSE
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*
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* Copyright 2013-2016 Freescale Semiconductor Inc.
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* Copyright (c) 2016 NXP.
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*
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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 above-listed copyright holders nor the
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* names of any 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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*
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* GPL LICENSE SUMMARY
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*
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* ALTERNATIVELY, this software may be distributed under the terms of the
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* GNU General Public License ("GPL") as published by the Free Software
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* Foundation, either version 2 of that License or (at your option) any
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* later version.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* 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
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* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDERS OR CONTRIBUTORS BE
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* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* 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)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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#include <fsl_mc_sys.h>
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#include <fsl_mc_cmd.h>
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#include <fsl_dpbp.h>
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#include <fsl_dpbp_cmd.h>
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int dpbp_open(struct fsl_mc_io *mc_io,
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uint32_t cmd_flags,
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int dpbp_id,
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uint16_t *token)
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{
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struct mc_command cmd = { 0 };
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int err;
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/* prepare command */
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cmd.header = mc_encode_cmd_header(DPBP_CMDID_OPEN,
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cmd_flags,
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0);
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DPBP_CMD_OPEN(cmd, dpbp_id);
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/* send command to mc*/
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err = mc_send_command(mc_io, &cmd);
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if (err)
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return err;
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/* retrieve response parameters */
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*token = MC_CMD_HDR_READ_TOKEN(cmd.header);
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return err;
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}
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int dpbp_close(struct fsl_mc_io *mc_io,
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uint32_t cmd_flags,
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uint16_t token)
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{
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struct mc_command cmd = { 0 };
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/* prepare command */
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cmd.header = mc_encode_cmd_header(DPBP_CMDID_CLOSE, cmd_flags,
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token);
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/* send command to mc*/
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return mc_send_command(mc_io, &cmd);
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}
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int dpbp_create(struct fsl_mc_io *mc_io,
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uint16_t dprc_token,
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uint32_t cmd_flags,
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const struct dpbp_cfg *cfg,
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uint32_t *obj_id)
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{
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struct mc_command cmd = { 0 };
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int err;
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(void)(cfg); /* unused */
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/* prepare command */
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cmd.header = mc_encode_cmd_header(DPBP_CMDID_CREATE,
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cmd_flags,
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dprc_token);
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/* send command to mc*/
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err = mc_send_command(mc_io, &cmd);
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if (err)
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return err;
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/* retrieve response parameters */
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CMD_CREATE_RSP_GET_OBJ_ID_PARAM0(cmd, *obj_id);
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return 0;
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}
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int dpbp_destroy(struct fsl_mc_io *mc_io,
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uint16_t dprc_token,
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uint32_t cmd_flags,
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uint32_t object_id)
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{
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struct mc_command cmd = { 0 };
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/* prepare command */
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cmd.header = mc_encode_cmd_header(DPBP_CMDID_DESTROY,
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cmd_flags,
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dprc_token);
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/* set object id to destroy */
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CMD_DESTROY_SET_OBJ_ID_PARAM0(cmd, object_id);
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/* send command to mc*/
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return mc_send_command(mc_io, &cmd);
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}
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int dpbp_enable(struct fsl_mc_io *mc_io,
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uint32_t cmd_flags,
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uint16_t token)
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{
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struct mc_command cmd = { 0 };
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/* prepare command */
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cmd.header = mc_encode_cmd_header(DPBP_CMDID_ENABLE, cmd_flags,
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token);
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/* send command to mc*/
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return mc_send_command(mc_io, &cmd);
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}
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int dpbp_disable(struct fsl_mc_io *mc_io,
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uint32_t cmd_flags,
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uint16_t token)
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{
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struct mc_command cmd = { 0 };
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/* prepare command */
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cmd.header = mc_encode_cmd_header(DPBP_CMDID_DISABLE,
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cmd_flags,
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token);
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/* send command to mc*/
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return mc_send_command(mc_io, &cmd);
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}
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int dpbp_is_enabled(struct fsl_mc_io *mc_io,
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uint32_t cmd_flags,
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uint16_t token,
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int *en)
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{
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struct mc_command cmd = { 0 };
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int err;
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/* prepare command */
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cmd.header = mc_encode_cmd_header(DPBP_CMDID_IS_ENABLED, cmd_flags,
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token);
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/* send command to mc*/
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err = mc_send_command(mc_io, &cmd);
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if (err)
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return err;
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/* retrieve response parameters */
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DPBP_RSP_IS_ENABLED(cmd, *en);
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return 0;
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}
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int dpbp_reset(struct fsl_mc_io *mc_io,
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uint32_t cmd_flags,
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uint16_t token)
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{
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struct mc_command cmd = { 0 };
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/* prepare command */
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cmd.header = mc_encode_cmd_header(DPBP_CMDID_RESET,
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cmd_flags,
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token);
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/* send command to mc*/
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return mc_send_command(mc_io, &cmd);
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}
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int dpbp_get_attributes(struct fsl_mc_io *mc_io,
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uint32_t cmd_flags,
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uint16_t token,
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struct dpbp_attr *attr)
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{
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struct mc_command cmd = { 0 };
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int err;
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/* prepare command */
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cmd.header = mc_encode_cmd_header(DPBP_CMDID_GET_ATTR,
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cmd_flags,
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token);
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/* send command to mc*/
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err = mc_send_command(mc_io, &cmd);
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if (err)
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return err;
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/* retrieve response parameters */
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DPBP_RSP_GET_ATTRIBUTES(cmd, attr);
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return 0;
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}
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int dpbp_get_api_version(struct fsl_mc_io *mc_io,
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uint32_t cmd_flags,
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uint16_t *major_ver,
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uint16_t *minor_ver)
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{
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struct mc_command cmd = { 0 };
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int err;
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cmd.header = mc_encode_cmd_header(DPBP_CMDID_GET_API_VERSION,
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cmd_flags,
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0);
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err = mc_send_command(mc_io, &cmd);
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if (err)
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return err;
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DPBP_RSP_GET_API_VERSION(cmd, *major_ver, *minor_ver);
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return 0;
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}
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int dpbp_get_num_free_bufs(struct fsl_mc_io *mc_io,
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uint32_t cmd_flags,
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uint16_t token,
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uint32_t *num_free_bufs)
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{
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struct mc_command cmd = { 0 };
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int err;
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/* prepare command */
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cmd.header = mc_encode_cmd_header(DPBP_CMDID_GET_FREE_BUFFERS_NUM,
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cmd_flags,
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token);
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/* send command to mc*/
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err = mc_send_command(mc_io, &cmd);
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if (err)
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return err;
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/* retrieve response parameters */
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DPBP_RSP_GET_NUM_FREE_BUFS(cmd, *num_free_bufs);
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return 0;
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}
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