1 /* SPDX-License-Identifier: BSD-2-Clause-NetBSD AND BSD-3-Clause */
2 /* $NetBSD: qat_c2xxx.c,v 1.1 2019/11/20 09:37:46 hikaru Exp $ */
5 * Copyright (c) 2019 Internet Initiative Japan, Inc.
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions
11 * 1. Redistributions of source code must retain the above copyright
12 * notice, this list of conditions and the following disclaimer.
13 * 2. Redistributions in binary form must reproduce the above copyright
14 * notice, this list of conditions and the following disclaimer in the
15 * documentation and/or other materials provided with the distribution.
17 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
18 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
19 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
20 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
21 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
22 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
23 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
24 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
25 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
26 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
27 * POSSIBILITY OF SUCH DAMAGE.
31 * Copyright(c) 2007-2013 Intel Corporation. All rights reserved.
33 * Redistribution and use in source and binary forms, with or without
34 * modification, are permitted provided that the following conditions
37 * * Redistributions of source code must retain the above copyright
38 * notice, this list of conditions and the following disclaimer.
39 * * Redistributions in binary form must reproduce the above copyright
40 * notice, this list of conditions and the following disclaimer in
41 * the documentation and/or other materials provided with the
43 * * Neither the name of Intel Corporation nor the names of its
44 * contributors may be used to endorse or promote products derived
45 * from this software without specific prior written permission.
47 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
48 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
49 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
50 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
51 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
52 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
53 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
54 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
55 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
56 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
57 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
60 #include <sys/cdefs.h>
61 __FBSDID("$FreeBSD$");
63 __KERNEL_RCSID(0, "$NetBSD: qat_c2xxx.c,v 1.1 2019/11/20 09:37:46 hikaru Exp $");
66 #include <sys/param.h>
68 #include <sys/systm.h>
70 #include <machine/bus.h>
72 #include <dev/pci/pcireg.h>
73 #include <dev/pci/pcivar.h>
76 #include "qat_hw15reg.h"
77 #include "qat_c2xxxreg.h"
79 #include "qat_hw15var.h"
82 qat_c2xxx_get_accel_mask(struct qat_softc *sc)
86 fusectl = pci_read_config(sc->sc_dev, FUSECTL_REG, 4);
88 return ((~fusectl) & ACCEL_MASK_C2XXX);
92 qat_c2xxx_get_ae_mask(struct qat_softc *sc)
96 fusectl = pci_read_config(sc->sc_dev, FUSECTL_REG, 4);
98 FUSECTL_C2XXX_PKE_DISABLE |
99 FUSECTL_C2XXX_ATH_DISABLE |
100 FUSECTL_C2XXX_CPH_DISABLE)) {
103 if ((~fusectl & AE_MASK_C2XXX) == 0x3) {
105 * With both AEs enabled we get spurious completions on
106 * ETR rings. Work around that for now by simply
107 * disabling the second AE.
109 device_printf(sc->sc_dev, "disabling second AE\n");
112 return ((~fusectl) & AE_MASK_C2XXX);
117 qat_c2xxx_get_sku(struct qat_softc *sc)
121 fusectl = pci_read_config(sc->sc_dev, FUSECTL_REG, 4);
123 switch (sc->sc_ae_num) {
125 if (fusectl & FUSECTL_C2XXX_LOW_SKU)
127 else if (fusectl & FUSECTL_C2XXX_MID_SKU)
134 return QAT_SKU_UNKNOWN;
138 qat_c2xxx_get_accel_cap(struct qat_softc *sc)
140 return QAT_ACCEL_CAP_CRYPTO_SYMMETRIC |
141 QAT_ACCEL_CAP_CRYPTO_ASYMMETRIC |
142 QAT_ACCEL_CAP_CIPHER |
143 QAT_ACCEL_CAP_AUTHENTICATION;
147 qat_c2xxx_get_fw_uof_name(struct qat_softc *sc)
149 if (sc->sc_rev < QAT_REVID_C2XXX_B0)
150 return AE_FW_UOF_NAME_C2XXX_A0;
152 /* QAT_REVID_C2XXX_B0 and QAT_REVID_C2XXX_C0 */
153 return AE_FW_UOF_NAME_C2XXX_B0;
157 qat_c2xxx_enable_intr(struct qat_softc *sc)
160 qat_misc_write_4(sc, EP_SMIA_C2XXX, EP_SMIA_MASK_C2XXX);
164 qat_c2xxx_init_etr_intr(struct qat_softc *sc, int bank)
167 * For now, all rings within the bank are setup such that the generation
168 * of flag interrupts will be triggered when ring leaves the empty
169 * state. Note that in order for the ring interrupt to generate an IRQ
170 * the interrupt must also be enabled for the ring.
172 qat_etr_bank_write_4(sc, bank, ETR_INT_SRCSEL,
173 ETR_INT_SRCSEL_MASK_0_C2XXX);
174 qat_etr_bank_write_4(sc, bank, ETR_INT_SRCSEL_2,
175 ETR_INT_SRCSEL_MASK_X_C2XXX);
178 const struct qat_hw qat_hw_c2xxx = {
179 .qhw_sram_bar_id = BAR_SRAM_ID_C2XXX,
180 .qhw_misc_bar_id = BAR_PMISC_ID_C2XXX,
181 .qhw_etr_bar_id = BAR_ETR_ID_C2XXX,
182 .qhw_cap_global_offset = CAP_GLOBAL_OFFSET_C2XXX,
183 .qhw_ae_offset = AE_OFFSET_C2XXX,
184 .qhw_ae_local_offset = AE_LOCAL_OFFSET_C2XXX,
185 .qhw_etr_bundle_size = ETR_BUNDLE_SIZE_C2XXX,
186 .qhw_num_banks = ETR_MAX_BANKS_C2XXX,
187 .qhw_num_ap_banks = ETR_MAX_AP_BANKS_C2XXX,
188 .qhw_num_rings_per_bank = ETR_MAX_RINGS_PER_BANK,
189 .qhw_num_accel = MAX_ACCEL_C2XXX,
190 .qhw_num_engines = MAX_AE_C2XXX,
191 .qhw_tx_rx_gap = ETR_TX_RX_GAP_C2XXX,
192 .qhw_tx_rings_mask = ETR_TX_RINGS_MASK_C2XXX,
193 .qhw_msix_ae_vec_gap = MSIX_AE_VEC_GAP_C2XXX,
194 .qhw_fw_auth = false,
195 .qhw_fw_req_size = FW_REQ_DEFAULT_SZ_HW15,
196 .qhw_fw_resp_size = FW_REQ_DEFAULT_SZ_HW15,
197 .qhw_ring_asym_tx = 2,
198 .qhw_ring_asym_rx = 3,
199 .qhw_ring_sym_tx = 4,
200 .qhw_ring_sym_rx = 5,
201 .qhw_mof_fwname = AE_FW_MOF_NAME_C2XXX,
202 .qhw_mmp_fwname = AE_FW_MMP_NAME_C2XXX,
203 .qhw_prod_type = AE_FW_PROD_TYPE_C2XXX,
204 .qhw_get_accel_mask = qat_c2xxx_get_accel_mask,
205 .qhw_get_ae_mask = qat_c2xxx_get_ae_mask,
206 .qhw_get_sku = qat_c2xxx_get_sku,
207 .qhw_get_accel_cap = qat_c2xxx_get_accel_cap,
208 .qhw_get_fw_uof_name = qat_c2xxx_get_fw_uof_name,
209 .qhw_enable_intr = qat_c2xxx_enable_intr,
210 .qhw_init_etr_intr = qat_c2xxx_init_etr_intr,
211 .qhw_init_admin_comms = qat_adm_ring_init,
212 .qhw_send_admin_init = qat_adm_ring_send_init,
213 .qhw_crypto_setup_desc = qat_hw15_crypto_setup_desc,
214 .qhw_crypto_setup_req_params = qat_hw15_crypto_setup_req_params,
215 .qhw_crypto_opaque_offset =
216 offsetof(struct fw_la_resp, comn_resp.opaque_data),