/* SPDX-License-Identifier: BSD-2-Clause AND BSD-3-Clause */ /* $NetBSD: qat_c2xxx.c,v 1.1 2019/11/20 09:37:46 hikaru Exp $ */ /* * Copyright (c) 2019 Internet Initiative Japan, Inc. * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. 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. * * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. 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 FOUNDATION 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. */ /* * Copyright(c) 2007-2013 Intel Corporation. All rights reserved. * * 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 __FBSDID("$FreeBSD$"); #if 0 __KERNEL_RCSID(0, "$NetBSD: qat_c2xxx.c,v 1.1 2019/11/20 09:37:46 hikaru Exp $"); #endif #include #include #include #include #include #include #include "qatreg.h" #include "qat_hw15reg.h" #include "qat_c2xxxreg.h" #include "qatvar.h" #include "qat_hw15var.h" static uint32_t qat_c2xxx_get_accel_mask(struct qat_softc *sc) { uint32_t fusectl; fusectl = pci_read_config(sc->sc_dev, FUSECTL_REG, 4); return ((~fusectl) & ACCEL_MASK_C2XXX); } static uint32_t qat_c2xxx_get_ae_mask(struct qat_softc *sc) { uint32_t fusectl; fusectl = pci_read_config(sc->sc_dev, FUSECTL_REG, 4); if (fusectl & ( FUSECTL_C2XXX_PKE_DISABLE | FUSECTL_C2XXX_ATH_DISABLE | FUSECTL_C2XXX_CPH_DISABLE)) { return 0; } else { if ((~fusectl & AE_MASK_C2XXX) == 0x3) { /* * With both AEs enabled we get spurious completions on * ETR rings. Work around that for now by simply * disabling the second AE. */ device_printf(sc->sc_dev, "disabling second AE\n"); fusectl |= 0x2; } return ((~fusectl) & AE_MASK_C2XXX); } } static enum qat_sku qat_c2xxx_get_sku(struct qat_softc *sc) { uint32_t fusectl; fusectl = pci_read_config(sc->sc_dev, FUSECTL_REG, 4); switch (sc->sc_ae_num) { case 1: if (fusectl & FUSECTL_C2XXX_LOW_SKU) return QAT_SKU_3; else if (fusectl & FUSECTL_C2XXX_MID_SKU) return QAT_SKU_2; break; case MAX_AE_C2XXX: return QAT_SKU_1; } return QAT_SKU_UNKNOWN; } static uint32_t qat_c2xxx_get_accel_cap(struct qat_softc *sc) { return QAT_ACCEL_CAP_CRYPTO_SYMMETRIC | QAT_ACCEL_CAP_CRYPTO_ASYMMETRIC | QAT_ACCEL_CAP_CIPHER | QAT_ACCEL_CAP_AUTHENTICATION; } static const char * qat_c2xxx_get_fw_uof_name(struct qat_softc *sc) { if (sc->sc_rev < QAT_REVID_C2XXX_B0) return AE_FW_UOF_NAME_C2XXX_A0; /* QAT_REVID_C2XXX_B0 and QAT_REVID_C2XXX_C0 */ return AE_FW_UOF_NAME_C2XXX_B0; } static void qat_c2xxx_enable_intr(struct qat_softc *sc) { qat_misc_write_4(sc, EP_SMIA_C2XXX, EP_SMIA_MASK_C2XXX); } static void qat_c2xxx_init_etr_intr(struct qat_softc *sc, int bank) { /* * For now, all rings within the bank are setup such that the generation * of flag interrupts will be triggered when ring leaves the empty * state. Note that in order for the ring interrupt to generate an IRQ * the interrupt must also be enabled for the ring. */ qat_etr_bank_write_4(sc, bank, ETR_INT_SRCSEL, ETR_INT_SRCSEL_MASK_0_C2XXX); qat_etr_bank_write_4(sc, bank, ETR_INT_SRCSEL_2, ETR_INT_SRCSEL_MASK_X_C2XXX); } const struct qat_hw qat_hw_c2xxx = { .qhw_sram_bar_id = BAR_SRAM_ID_C2XXX, .qhw_misc_bar_id = BAR_PMISC_ID_C2XXX, .qhw_etr_bar_id = BAR_ETR_ID_C2XXX, .qhw_cap_global_offset = CAP_GLOBAL_OFFSET_C2XXX, .qhw_ae_offset = AE_OFFSET_C2XXX, .qhw_ae_local_offset = AE_LOCAL_OFFSET_C2XXX, .qhw_etr_bundle_size = ETR_BUNDLE_SIZE_C2XXX, .qhw_num_banks = ETR_MAX_BANKS_C2XXX, .qhw_num_ap_banks = ETR_MAX_AP_BANKS_C2XXX, .qhw_num_rings_per_bank = ETR_MAX_RINGS_PER_BANK, .qhw_num_accel = MAX_ACCEL_C2XXX, .qhw_num_engines = MAX_AE_C2XXX, .qhw_tx_rx_gap = ETR_TX_RX_GAP_C2XXX, .qhw_tx_rings_mask = ETR_TX_RINGS_MASK_C2XXX, .qhw_msix_ae_vec_gap = MSIX_AE_VEC_GAP_C2XXX, .qhw_fw_auth = false, .qhw_fw_req_size = FW_REQ_DEFAULT_SZ_HW15, .qhw_fw_resp_size = FW_REQ_DEFAULT_SZ_HW15, .qhw_ring_asym_tx = 2, .qhw_ring_asym_rx = 3, .qhw_ring_sym_tx = 4, .qhw_ring_sym_rx = 5, .qhw_mof_fwname = AE_FW_MOF_NAME_C2XXX, .qhw_mmp_fwname = AE_FW_MMP_NAME_C2XXX, .qhw_prod_type = AE_FW_PROD_TYPE_C2XXX, .qhw_get_accel_mask = qat_c2xxx_get_accel_mask, .qhw_get_ae_mask = qat_c2xxx_get_ae_mask, .qhw_get_sku = qat_c2xxx_get_sku, .qhw_get_accel_cap = qat_c2xxx_get_accel_cap, .qhw_get_fw_uof_name = qat_c2xxx_get_fw_uof_name, .qhw_enable_intr = qat_c2xxx_enable_intr, .qhw_init_etr_intr = qat_c2xxx_init_etr_intr, .qhw_init_admin_comms = qat_adm_ring_init, .qhw_send_admin_init = qat_adm_ring_send_init, .qhw_crypto_setup_desc = qat_hw15_crypto_setup_desc, .qhw_crypto_setup_req_params = qat_hw15_crypto_setup_req_params, .qhw_crypto_opaque_offset = offsetof(struct fw_la_resp, comn_resp.opaque_data), };