mirror of https://gitee.com/openkylin/linux.git
293 lines
13 KiB
C
293 lines
13 KiB
C
/*
|
|
This file is provided under a dual BSD/GPLv2 license. When using or
|
|
redistributing this file, you may do so under either license.
|
|
|
|
GPL LICENSE SUMMARY
|
|
Copyright(c) 2014 Intel Corporation.
|
|
This program is free software; you can redistribute it and/or modify
|
|
it under the terms of version 2 of the GNU General Public License as
|
|
published by the Free Software Foundation.
|
|
|
|
This program is distributed in the hope that it will be useful, but
|
|
WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
|
General Public License for more details.
|
|
|
|
Contact Information:
|
|
qat-linux@intel.com
|
|
|
|
BSD LICENSE
|
|
Copyright(c) 2014 Intel Corporation.
|
|
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 Intel Corporation nor the names of its
|
|
contributors may be used to endorse or promote products derived
|
|
from this software without specific prior written permission.
|
|
|
|
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
|
|
OWNER 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.
|
|
*/
|
|
#include <linux/types.h>
|
|
#include <linux/mutex.h>
|
|
#include <linux/slab.h>
|
|
#include <linux/delay.h>
|
|
#include <linux/pci.h>
|
|
#include <linux/dma-mapping.h>
|
|
#include "adf_accel_devices.h"
|
|
#include "adf_common_drv.h"
|
|
#include "icp_qat_fw_init_admin.h"
|
|
|
|
/* Admin Messages Registers */
|
|
#define ADF_DH895XCC_ADMINMSGUR_OFFSET (0x3A000 + 0x574)
|
|
#define ADF_DH895XCC_ADMINMSGLR_OFFSET (0x3A000 + 0x578)
|
|
#define ADF_DH895XCC_MAILBOX_BASE_OFFSET 0x20970
|
|
#define ADF_DH895XCC_MAILBOX_STRIDE 0x1000
|
|
#define ADF_ADMINMSG_LEN 32
|
|
|
|
static const u8 const_tab[1024] = {
|
|
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
0x00, 0x00, 0x01, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x11, 0x00, 0x00,
|
|
0x00, 0x00, 0x00, 0x00, 0x00, 0x11, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
0x21, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x03, 0x00, 0x00, 0x00, 0x00,
|
|
0x00, 0x00, 0x00, 0x03, 0x02, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x03, 0x01,
|
|
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x03, 0x03, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
0x00, 0x13, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x13, 0x02, 0x00, 0x00,
|
|
0x00, 0x00, 0x00, 0x00, 0x13, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x13,
|
|
0x03, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x23, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
0x00, 0x00, 0x33, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x06, 0x00, 0x00,
|
|
0x00, 0x00, 0x00, 0x00, 0x00, 0x06, 0x02, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x02, 0x00, 0x00,
|
|
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
0x01, 0x23, 0x45, 0x67, 0x89, 0xab, 0xcd, 0xef, 0xfe, 0xdc, 0xba, 0x98, 0x76,
|
|
0x54, 0x32, 0x10, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x67, 0x45, 0x23, 0x01, 0xef, 0xcd, 0xab,
|
|
0x89, 0x98, 0xba, 0xdc, 0xfe, 0x10, 0x32, 0x54, 0x76, 0xc3, 0xd2, 0xe1, 0xf0,
|
|
0x00, 0x00, 0x00, 0x00, 0x11, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
0x00, 0x00, 0x40, 0x00, 0x00, 0x00, 0x00, 0x03, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xc1, 0x05, 0x9e,
|
|
0xd8, 0x36, 0x7c, 0xd5, 0x07, 0x30, 0x70, 0xdd, 0x17, 0xf7, 0x0e, 0x59, 0x39,
|
|
0xff, 0xc0, 0x0b, 0x31, 0x68, 0x58, 0x15, 0x11, 0x64, 0xf9, 0x8f, 0xa7, 0xbe,
|
|
0xfa, 0x4f, 0xa4, 0x04, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x6a, 0x09, 0xe6, 0x67, 0xbb, 0x67, 0xae,
|
|
0x85, 0x3c, 0x6e, 0xf3, 0x72, 0xa5, 0x4f, 0xf5, 0x3a, 0x51, 0x0e, 0x52, 0x7f,
|
|
0x9b, 0x05, 0x68, 0x8c, 0x1f, 0x83, 0xd9, 0xab, 0x5b, 0xe0, 0xcd, 0x19, 0x05,
|
|
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
0x00, 0x00, 0xcb, 0xbb, 0x9d, 0x5d, 0xc1, 0x05, 0x9e, 0xd8, 0x62, 0x9a, 0x29,
|
|
0x2a, 0x36, 0x7c, 0xd5, 0x07, 0x91, 0x59, 0x01, 0x5a, 0x30, 0x70, 0xdd, 0x17,
|
|
0x15, 0x2f, 0xec, 0xd8, 0xf7, 0x0e, 0x59, 0x39, 0x67, 0x33, 0x26, 0x67, 0xff,
|
|
0xc0, 0x0b, 0x31, 0x8e, 0xb4, 0x4a, 0x87, 0x68, 0x58, 0x15, 0x11, 0xdb, 0x0c,
|
|
0x2e, 0x0d, 0x64, 0xf9, 0x8f, 0xa7, 0x47, 0xb5, 0x48, 0x1d, 0xbe, 0xfa, 0x4f,
|
|
0xa4, 0x06, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
0x00, 0x00, 0x00, 0x00, 0x6a, 0x09, 0xe6, 0x67, 0xf3, 0xbc, 0xc9, 0x08, 0xbb,
|
|
0x67, 0xae, 0x85, 0x84, 0xca, 0xa7, 0x3b, 0x3c, 0x6e, 0xf3, 0x72, 0xfe, 0x94,
|
|
0xf8, 0x2b, 0xa5, 0x4f, 0xf5, 0x3a, 0x5f, 0x1d, 0x36, 0xf1, 0x51, 0x0e, 0x52,
|
|
0x7f, 0xad, 0xe6, 0x82, 0xd1, 0x9b, 0x05, 0x68, 0x8c, 0x2b, 0x3e, 0x6c, 0x1f,
|
|
0x1f, 0x83, 0xd9, 0xab, 0xfb, 0x41, 0xbd, 0x6b, 0x5b, 0xe0, 0xcd, 0x19, 0x13,
|
|
0x7e, 0x21, 0x79, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00};
|
|
|
|
struct adf_admin_comms {
|
|
dma_addr_t phy_addr;
|
|
dma_addr_t const_tbl_addr;
|
|
void *virt_addr;
|
|
void __iomem *mailbox_addr;
|
|
struct mutex lock; /* protects adf_admin_comms struct */
|
|
};
|
|
|
|
static int adf_put_admin_msg_sync(struct adf_accel_dev *accel_dev, u32 ae,
|
|
void *in, void *out)
|
|
{
|
|
struct adf_admin_comms *admin = accel_dev->admin;
|
|
int offset = ae * ADF_ADMINMSG_LEN * 2;
|
|
void __iomem *mailbox = admin->mailbox_addr;
|
|
int mb_offset = ae * ADF_DH895XCC_MAILBOX_STRIDE;
|
|
int times, received;
|
|
|
|
mutex_lock(&admin->lock);
|
|
|
|
if (ADF_CSR_RD(mailbox, mb_offset) == 1) {
|
|
mutex_unlock(&admin->lock);
|
|
return -EAGAIN;
|
|
}
|
|
|
|
memcpy(admin->virt_addr + offset, in, ADF_ADMINMSG_LEN);
|
|
ADF_CSR_WR(mailbox, mb_offset, 1);
|
|
received = 0;
|
|
for (times = 0; times < 50; times++) {
|
|
msleep(20);
|
|
if (ADF_CSR_RD(mailbox, mb_offset) == 0) {
|
|
received = 1;
|
|
break;
|
|
}
|
|
}
|
|
if (received)
|
|
memcpy(out, admin->virt_addr + offset +
|
|
ADF_ADMINMSG_LEN, ADF_ADMINMSG_LEN);
|
|
else
|
|
dev_err(&GET_DEV(accel_dev),
|
|
"Failed to send admin msg to accelerator\n");
|
|
|
|
mutex_unlock(&admin->lock);
|
|
return received ? 0 : -EFAULT;
|
|
}
|
|
|
|
static int adf_send_admin_cmd(struct adf_accel_dev *accel_dev, int cmd)
|
|
{
|
|
struct adf_hw_device_data *hw_device = accel_dev->hw_device;
|
|
struct icp_qat_fw_init_admin_req req;
|
|
struct icp_qat_fw_init_admin_resp resp;
|
|
int i;
|
|
|
|
memset(&req, 0, sizeof(struct icp_qat_fw_init_admin_req));
|
|
req.init_admin_cmd_id = cmd;
|
|
|
|
if (cmd == ICP_QAT_FW_CONSTANTS_CFG) {
|
|
req.init_cfg_sz = 1024;
|
|
req.init_cfg_ptr = accel_dev->admin->const_tbl_addr;
|
|
}
|
|
for (i = 0; i < hw_device->get_num_aes(hw_device); i++) {
|
|
memset(&resp, 0, sizeof(struct icp_qat_fw_init_admin_resp));
|
|
if (adf_put_admin_msg_sync(accel_dev, i, &req, &resp) ||
|
|
resp.init_resp_hdr.status)
|
|
return -EFAULT;
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
/**
|
|
* adf_send_admin_init() - Function sends init message to FW
|
|
* @accel_dev: Pointer to acceleration device.
|
|
*
|
|
* Function sends admin init message to the FW
|
|
*
|
|
* Return: 0 on success, error code otherwise.
|
|
*/
|
|
int adf_send_admin_init(struct adf_accel_dev *accel_dev)
|
|
{
|
|
int ret = adf_send_admin_cmd(accel_dev, ICP_QAT_FW_INIT_ME);
|
|
|
|
if (ret)
|
|
return ret;
|
|
return adf_send_admin_cmd(accel_dev, ICP_QAT_FW_CONSTANTS_CFG);
|
|
}
|
|
EXPORT_SYMBOL_GPL(adf_send_admin_init);
|
|
|
|
int adf_init_admin_comms(struct adf_accel_dev *accel_dev)
|
|
{
|
|
struct adf_admin_comms *admin;
|
|
struct adf_hw_device_data *hw_data = accel_dev->hw_device;
|
|
struct adf_bar *pmisc =
|
|
&GET_BARS(accel_dev)[hw_data->get_misc_bar_id(hw_data)];
|
|
void __iomem *csr = pmisc->virt_addr;
|
|
void __iomem *mailbox = (void __iomem *)((uintptr_t)csr +
|
|
ADF_DH895XCC_MAILBOX_BASE_OFFSET);
|
|
u64 reg_val;
|
|
|
|
admin = kzalloc_node(sizeof(*accel_dev->admin), GFP_KERNEL,
|
|
dev_to_node(&GET_DEV(accel_dev)));
|
|
if (!admin)
|
|
return -ENOMEM;
|
|
admin->virt_addr = dma_zalloc_coherent(&GET_DEV(accel_dev), PAGE_SIZE,
|
|
&admin->phy_addr, GFP_KERNEL);
|
|
if (!admin->virt_addr) {
|
|
dev_err(&GET_DEV(accel_dev), "Failed to allocate dma buff\n");
|
|
kfree(admin);
|
|
return -ENOMEM;
|
|
}
|
|
|
|
admin->const_tbl_addr = dma_map_single(&GET_DEV(accel_dev),
|
|
(void *) const_tab, 1024,
|
|
DMA_TO_DEVICE);
|
|
|
|
if (unlikely(dma_mapping_error(&GET_DEV(accel_dev),
|
|
admin->const_tbl_addr))) {
|
|
dma_free_coherent(&GET_DEV(accel_dev), PAGE_SIZE,
|
|
admin->virt_addr, admin->phy_addr);
|
|
kfree(admin);
|
|
return -ENOMEM;
|
|
}
|
|
reg_val = (u64)admin->phy_addr;
|
|
ADF_CSR_WR(csr, ADF_DH895XCC_ADMINMSGUR_OFFSET, reg_val >> 32);
|
|
ADF_CSR_WR(csr, ADF_DH895XCC_ADMINMSGLR_OFFSET, reg_val);
|
|
mutex_init(&admin->lock);
|
|
admin->mailbox_addr = mailbox;
|
|
accel_dev->admin = admin;
|
|
return 0;
|
|
}
|
|
EXPORT_SYMBOL_GPL(adf_init_admin_comms);
|
|
|
|
void adf_exit_admin_comms(struct adf_accel_dev *accel_dev)
|
|
{
|
|
struct adf_admin_comms *admin = accel_dev->admin;
|
|
|
|
if (!admin)
|
|
return;
|
|
|
|
if (admin->virt_addr)
|
|
dma_free_coherent(&GET_DEV(accel_dev), PAGE_SIZE,
|
|
admin->virt_addr, admin->phy_addr);
|
|
|
|
dma_unmap_single(&GET_DEV(accel_dev), admin->const_tbl_addr, 1024,
|
|
DMA_TO_DEVICE);
|
|
mutex_destroy(&admin->lock);
|
|
kfree(admin);
|
|
accel_dev->admin = NULL;
|
|
}
|
|
EXPORT_SYMBOL_GPL(adf_exit_admin_comms);
|