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Diffstat (limited to 'drivers/crypto/qat/qat_common/adf_admin.c')
-rw-r--r--drivers/crypto/qat/qat_common/adf_admin.c362
1 files changed, 0 insertions, 362 deletions
diff --git a/drivers/crypto/qat/qat_common/adf_admin.c b/drivers/crypto/qat/qat_common/adf_admin.c
deleted file mode 100644
index 3b6184c35081..000000000000
--- a/drivers/crypto/qat/qat_common/adf_admin.c
+++ /dev/null
@@ -1,362 +0,0 @@
-// SPDX-License-Identifier: (BSD-3-Clause OR GPL-2.0-only)
-/* Copyright(c) 2014 - 2020 Intel Corporation */
-#include <linux/types.h>
-#include <linux/mutex.h>
-#include <linux/slab.h>
-#include <linux/iopoll.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"
-
-#define ADF_ADMIN_MAILBOX_STRIDE 0x1000
-#define ADF_ADMINMSG_LEN 32
-#define ADF_CONST_TABLE_SIZE 1024
-#define ADF_ADMIN_POLL_DELAY_US 20
-#define ADF_ADMIN_POLL_TIMEOUT_US (5 * USEC_PER_SEC)
-
-static const u8 const_tab[1024] __aligned(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, 0x14, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-0x00, 0x40, 0x00, 0x00, 0x00, 0x00, 0x16, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-0x00, 0x00, 0x00, 0x00, 0x80, 0x00, 0x00, 0x00, 0x00, 0x12, 0x00, 0x00, 0x00,
-0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x40, 0x00, 0x00, 0x00, 0x00, 0x18,
-0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-0x00, 0x00, 0x14, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x14, 0x01, 0x00,
-0x00, 0x00, 0x00, 0x00, 0x00, 0x15, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-0x15, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x14, 0x02, 0x00, 0x00, 0x00,
-0x00, 0x00, 0x00, 0x14, 0x03, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x15, 0x02,
-0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x15, 0x03, 0x00, 0x00, 0x00, 0x00, 0x00,
-0x00, 0x24, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x25, 0x00, 0x00, 0x00,
-0x00, 0x00, 0x00, 0x00, 0x24, 0x02, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x25,
-0x02, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x12, 0x00, 0x00, 0x00, 0x00, 0x00,
-0x00, 0x00, 0x12, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x43, 0x00, 0x00,
-0x00, 0x00, 0x00, 0x00, 0x00, 0x43, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-0x45, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x45, 0x01, 0x00, 0x00, 0x00,
-0x00, 0x00, 0x00, 0x44, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x44, 0x01,
-0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x2B, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-0x00, 0x2B, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x20, 0x00, 0x00, 0x00,
-0x00, 0x00, 0x00, 0x00, 0x15, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-0x00, 0x00, 0x80, 0x00, 0x00, 0x00, 0x00, 0x17, 0x00, 0x00, 0x00, 0x00, 0x00,
-0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x10, 0x00, 0x00,
-0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 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 *virt_tbl_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)
-{
- int ret;
- u32 status;
- 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_ADMIN_MAILBOX_STRIDE;
- struct icp_qat_fw_init_admin_req *request = in;
-
- 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);
-
- ret = read_poll_timeout(ADF_CSR_RD, status, status == 0,
- ADF_ADMIN_POLL_DELAY_US,
- ADF_ADMIN_POLL_TIMEOUT_US, true,
- mailbox, mb_offset);
- if (ret < 0) {
- /* Response timeout */
- dev_err(&GET_DEV(accel_dev),
- "Failed to send admin msg %d to accelerator %d\n",
- request->cmd_id, ae);
- } else {
- /* Response received from admin message, we can now
- * make response data available in "out" parameter.
- */
- memcpy(out, admin->virt_addr + offset +
- ADF_ADMINMSG_LEN, ADF_ADMINMSG_LEN);
- }
-
- mutex_unlock(&admin->lock);
- return ret;
-}
-
-static int adf_send_admin(struct adf_accel_dev *accel_dev,
- struct icp_qat_fw_init_admin_req *req,
- struct icp_qat_fw_init_admin_resp *resp,
- const unsigned long ae_mask)
-{
- u32 ae;
-
- for_each_set_bit(ae, &ae_mask, ICP_QAT_HW_AE_DELIMITER)
- if (adf_put_admin_msg_sync(accel_dev, ae, req, resp) ||
- resp->status)
- return -EFAULT;
-
- return 0;
-}
-
-static int adf_init_ae(struct adf_accel_dev *accel_dev)
-{
- struct icp_qat_fw_init_admin_req req;
- struct icp_qat_fw_init_admin_resp resp;
- struct adf_hw_device_data *hw_device = accel_dev->hw_device;
- u32 ae_mask = hw_device->ae_mask;
-
- memset(&req, 0, sizeof(req));
- memset(&resp, 0, sizeof(resp));
- req.cmd_id = ICP_QAT_FW_INIT_AE;
-
- return adf_send_admin(accel_dev, &req, &resp, ae_mask);
-}
-
-static int adf_set_fw_constants(struct adf_accel_dev *accel_dev)
-{
- struct icp_qat_fw_init_admin_req req;
- struct icp_qat_fw_init_admin_resp resp;
- struct adf_hw_device_data *hw_device = accel_dev->hw_device;
- u32 ae_mask = hw_device->admin_ae_mask ?: hw_device->ae_mask;
-
- memset(&req, 0, sizeof(req));
- memset(&resp, 0, sizeof(resp));
- req.cmd_id = ICP_QAT_FW_CONSTANTS_CFG;
-
- req.init_cfg_sz = ADF_CONST_TABLE_SIZE;
- req.init_cfg_ptr = accel_dev->admin->const_tbl_addr;
-
- return adf_send_admin(accel_dev, &req, &resp, ae_mask);
-}
-
-static int adf_get_dc_capabilities(struct adf_accel_dev *accel_dev,
- u32 *capabilities)
-{
- struct adf_hw_device_data *hw_device = accel_dev->hw_device;
- struct icp_qat_fw_init_admin_resp resp;
- struct icp_qat_fw_init_admin_req req;
- unsigned long ae_mask;
- unsigned long ae;
- int ret;
-
- /* Target only service accelerator engines */
- ae_mask = hw_device->ae_mask & ~hw_device->admin_ae_mask;
-
- memset(&req, 0, sizeof(req));
- memset(&resp, 0, sizeof(resp));
- req.cmd_id = ICP_QAT_FW_COMP_CAPABILITY_GET;
-
- *capabilities = 0;
- for_each_set_bit(ae, &ae_mask, GET_MAX_ACCELENGINES(accel_dev)) {
- ret = adf_send_admin(accel_dev, &req, &resp, 1ULL << ae);
- if (ret)
- return ret;
-
- *capabilities |= resp.extended_features;
- }
-
- 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)
-{
- u32 dc_capabilities = 0;
- int ret;
-
- ret = adf_get_dc_capabilities(accel_dev, &dc_capabilities);
- if (ret) {
- dev_err(&GET_DEV(accel_dev), "Cannot get dc capabilities\n");
- return ret;
- }
- accel_dev->hw_device->extended_dc_capabilities = dc_capabilities;
-
- ret = adf_set_fw_constants(accel_dev);
- if (ret)
- return ret;
-
- return adf_init_ae(accel_dev);
-}
-EXPORT_SYMBOL_GPL(adf_send_admin_init);
-
-/**
- * adf_init_admin_pm() - Function sends PM init message to FW
- * @accel_dev: Pointer to acceleration device.
- * @idle_delay: QAT HW idle time before power gating is initiated.
- * 000 - 64us
- * 001 - 128us
- * 010 - 256us
- * 011 - 512us
- * 100 - 1ms
- * 101 - 2ms
- * 110 - 4ms
- * 111 - 8ms
- *
- * Function sends to the FW the admin init message for the PM state
- * configuration.
- *
- * Return: 0 on success, error code otherwise.
- */
-int adf_init_admin_pm(struct adf_accel_dev *accel_dev, u32 idle_delay)
-{
- struct adf_hw_device_data *hw_data = accel_dev->hw_device;
- struct icp_qat_fw_init_admin_resp resp = {0};
- struct icp_qat_fw_init_admin_req req = {0};
- u32 ae_mask = hw_data->admin_ae_mask;
-
- if (!accel_dev->admin) {
- dev_err(&GET_DEV(accel_dev), "adf_admin is not available\n");
- return -EFAULT;
- }
-
- req.cmd_id = ICP_QAT_FW_PM_STATE_CONFIG;
- req.idle_filter = idle_delay;
-
- return adf_send_admin(accel_dev, &req, &resp, ae_mask);
-}
-EXPORT_SYMBOL_GPL(adf_init_admin_pm);
-
-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;
- void __iomem *pmisc_addr = adf_get_pmisc_base(accel_dev);
- struct admin_info admin_csrs_info;
- u32 mailbox_offset, adminmsg_u, adminmsg_l;
- void __iomem *mailbox;
- 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_alloc_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->virt_tbl_addr = dma_alloc_coherent(&GET_DEV(accel_dev),
- PAGE_SIZE,
- &admin->const_tbl_addr,
- GFP_KERNEL);
- if (!admin->virt_tbl_addr) {
- dev_err(&GET_DEV(accel_dev), "Failed to allocate const_tbl\n");
- dma_free_coherent(&GET_DEV(accel_dev), PAGE_SIZE,
- admin->virt_addr, admin->phy_addr);
- kfree(admin);
- return -ENOMEM;
- }
-
- memcpy(admin->virt_tbl_addr, const_tab, sizeof(const_tab));
- hw_data->get_admin_info(&admin_csrs_info);
-
- mailbox_offset = admin_csrs_info.mailbox_offset;
- mailbox = pmisc_addr + mailbox_offset;
- adminmsg_u = admin_csrs_info.admin_msg_ur;
- adminmsg_l = admin_csrs_info.admin_msg_lr;
-
- reg_val = (u64)admin->phy_addr;
- ADF_CSR_WR(pmisc_addr, adminmsg_u, upper_32_bits(reg_val));
- ADF_CSR_WR(pmisc_addr, adminmsg_l, lower_32_bits(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);
- if (admin->virt_tbl_addr)
- dma_free_coherent(&GET_DEV(accel_dev), PAGE_SIZE,
- admin->virt_tbl_addr, admin->const_tbl_addr);
-
- mutex_destroy(&admin->lock);
- kfree(admin);
- accel_dev->admin = NULL;
-}
-EXPORT_SYMBOL_GPL(adf_exit_admin_comms);
generated by cgit v1.2.3 (git 2.25.1) at 2024-08-01 06:41:18 +0000