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7afa232e76
This patch adds DH895xCC hardware specific code. It hooks to the common infrastructure and provides acceleration for crypto algorithms. Acked-by: John Griffin <john.griffin@intel.com> Reviewed-by: Bruce W. Allan <bruce.w.allan@intel.com> Signed-off-by: Tadeusz Struk <tadeusz.struk@intel.com> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
108 lines
3.6 KiB
C
108 lines
3.6 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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GPL LICENSE SUMMARY
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Copyright(c) 2014 Intel Corporation.
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This program is free software; you can redistribute it and/or modify
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it under the terms of version 2 of the GNU General Public License as
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published by the Free Software Foundation.
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This program is distributed in the hope that it will be useful, but
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WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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General Public License for more details.
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Contact Information:
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qat-linux@intel.com
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BSD LICENSE
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Copyright(c) 2014 Intel Corporation.
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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
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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
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the documentation and/or other materials provided with the
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distribution.
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* Neither the name of Intel Corporation nor the names of its
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contributors may be used to endorse or promote products derived
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from this software without specific prior written permission.
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THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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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
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OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include <icp_qat_fw_init_admin.h>
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#include <adf_accel_devices.h>
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#include <adf_common_drv.h>
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#include "adf_drv.h"
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static struct service_hndl qat_admin;
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static int qat_send_admin_cmd(struct adf_accel_dev *accel_dev, int cmd)
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{
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struct adf_hw_device_data *hw_device = accel_dev->hw_device;
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struct icp_qat_fw_init_admin_req req;
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struct icp_qat_fw_init_admin_resp resp;
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int i;
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memset(&req, 0, sizeof(struct icp_qat_fw_init_admin_req));
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req.init_admin_cmd_id = cmd;
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for (i = 0; i < hw_device->get_num_aes(hw_device); i++) {
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memset(&resp, 0, sizeof(struct icp_qat_fw_init_admin_resp));
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if (adf_put_admin_msg_sync(accel_dev, i, &req, &resp) ||
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resp.init_resp_hdr.status)
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return -EFAULT;
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}
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return 0;
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}
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static int qat_admin_start(struct adf_accel_dev *accel_dev)
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{
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return qat_send_admin_cmd(accel_dev, ICP_QAT_FW_INIT_ME);
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}
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static int qat_admin_event_handler(struct adf_accel_dev *accel_dev,
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enum adf_event event)
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{
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int ret;
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switch (event) {
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case ADF_EVENT_START:
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ret = qat_admin_start(accel_dev);
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break;
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case ADF_EVENT_STOP:
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case ADF_EVENT_INIT:
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case ADF_EVENT_SHUTDOWN:
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default:
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ret = 0;
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}
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return ret;
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}
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int qat_admin_register(void)
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{
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memset(&qat_admin, 0, sizeof(struct service_hndl));
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qat_admin.event_hld = qat_admin_event_handler;
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qat_admin.name = "qat_admin";
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qat_admin.admin = 1;
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return adf_service_register(&qat_admin);
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}
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int qat_admin_unregister(void)
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{
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return adf_service_unregister(&qat_admin);
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}
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