1/* $NetBSD: qat_d15xx.c,v 1.1 2019/11/20 09:37:46 hikaru Exp $ */ 2 3/* 4 * Copyright (c) 2019 Internet Initiative Japan, Inc. 5 * All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer. 12 * 2. Redistributions in binary form must reproduce the above copyright 13 * notice, this list of conditions and the following disclaimer in the 14 * documentation and/or other materials provided with the distribution. 15 * 16 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 17 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 18 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 19 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 20 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 21 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 22 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 23 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 24 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 25 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 26 * POSSIBILITY OF SUCH DAMAGE. 27 */ 28 29/* 30 * Copyright(c) 2014 Intel Corporation. 31 * Redistribution and use in source and binary forms, with or without 32 * modification, are permitted provided that the following conditions 33 * are met: 34 * 35 * * Redistributions of source code must retain the above copyright 36 * notice, this list of conditions and the following disclaimer. 37 * * Redistributions in binary form must reproduce the above copyright 38 * notice, this list of conditions and the following disclaimer in 39 * the documentation and/or other materials provided with the 40 * distribution. 41 * * Neither the name of Intel Corporation nor the names of its 42 * contributors may be used to endorse or promote products derived 43 * from this software without specific prior written permission. 44 * 45 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 46 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 47 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 48 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 49 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 50 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 51 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 52 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 53 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 54 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 55 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 56 */ 57 58#include <sys/cdefs.h> 59__KERNEL_RCSID(0, "$NetBSD: qat_d15xx.c,v 1.1 2019/11/20 09:37:46 hikaru Exp $"); 60 61#include <sys/param.h> 62#include <sys/systm.h> 63 64#include <dev/pci/pcireg.h> 65#include <dev/pci/pcivar.h> 66 67#include "qatreg.h" 68#include "qat_hw17reg.h" 69#include "qat_d15xxreg.h" 70#include "qatvar.h" 71#include "qat_hw17var.h" 72 73static uint32_t 74qat_d15xx_get_accel_mask(struct qat_softc *sc) 75{ 76 pcireg_t fusectl, strap; 77 78 fusectl = pci_conf_read(sc->sc_pc, sc->sc_pcitag, FUSECTL_REG); 79 strap = pci_conf_read(sc->sc_pc, sc->sc_pcitag, SOFTSTRAP_REG_D15XX); 80 81 return (((~(fusectl | strap)) >> ACCEL_REG_OFFSET_D15XX) & 82 ACCEL_MASK_D15XX); 83} 84 85static uint32_t 86qat_d15xx_get_ae_mask(struct qat_softc *sc) 87{ 88 pcireg_t fusectl, me_strap, me_disable, ssms_disabled; 89 90 fusectl = pci_conf_read(sc->sc_pc, sc->sc_pcitag, FUSECTL_REG); 91 me_strap = pci_conf_read(sc->sc_pc, sc->sc_pcitag, SOFTSTRAP_REG_D15XX); 92 93 /* If SSMs are disabled, then disable the corresponding MEs */ 94 ssms_disabled = (~qat_d15xx_get_accel_mask(sc)) & ACCEL_MASK_D15XX; 95 me_disable = 0x3; 96 while (ssms_disabled) { 97 if (ssms_disabled & 1) 98 me_strap |= me_disable; 99 ssms_disabled >>= 1; 100 me_disable <<= 2; 101 } 102 103 return (~(fusectl | me_strap)) & AE_MASK_D15XX; 104} 105 106static enum qat_sku 107qat_d15xx_get_sku(struct qat_softc *sc) 108{ 109 switch (sc->sc_ae_num) { 110 case 8: 111 return QAT_SKU_2; 112 case MAX_AE_D15XX: 113 return QAT_SKU_4; 114 } 115 116 return QAT_SKU_UNKNOWN; 117} 118 119static uint32_t 120qat_d15xx_get_accel_cap(struct qat_softc *sc) 121{ 122 uint32_t cap; 123 pcireg_t legfuse, strap; 124 125 legfuse = pci_conf_read(sc->sc_pc, sc->sc_pcitag, LEGFUSE_REG); 126 strap = pci_conf_read(sc->sc_pc, sc->sc_pcitag, SOFTSTRAP_REG_D15XX); 127 128 cap = QAT_ACCEL_CAP_CRYPTO_SYMMETRIC + 129 QAT_ACCEL_CAP_CRYPTO_ASYMMETRIC + 130 QAT_ACCEL_CAP_CIPHER + 131 QAT_ACCEL_CAP_AUTHENTICATION + 132 QAT_ACCEL_CAP_COMPRESSION + 133 QAT_ACCEL_CAP_ZUC + 134 QAT_ACCEL_CAP_SHA3; 135 136 if (legfuse & LEGFUSE_ACCEL_MASK_CIPHER_SLICE) { 137 cap &= ~QAT_ACCEL_CAP_CRYPTO_SYMMETRIC; 138 cap &= ~QAT_ACCEL_CAP_CIPHER; 139 } 140 if (legfuse & LEGFUSE_ACCEL_MASK_AUTH_SLICE) 141 cap &= ~QAT_ACCEL_CAP_AUTHENTICATION; 142 if (legfuse & LEGFUSE_ACCEL_MASK_PKE_SLICE) 143 cap &= ~QAT_ACCEL_CAP_CRYPTO_ASYMMETRIC; 144 if (legfuse & LEGFUSE_ACCEL_MASK_COMPRESS_SLICE) 145 cap &= ~QAT_ACCEL_CAP_COMPRESSION; 146 if (legfuse & LEGFUSE_ACCEL_MASK_EIA3_SLICE) 147 cap &= ~QAT_ACCEL_CAP_ZUC; 148 149 if ((strap | legfuse) & SOFTSTRAP_SS_POWERGATE_PKE_D15XX) 150 cap &= ~QAT_ACCEL_CAP_CRYPTO_ASYMMETRIC; 151 if ((strap | legfuse) & SOFTSTRAP_SS_POWERGATE_CY_D15XX) 152 cap &= ~QAT_ACCEL_CAP_COMPRESSION; 153 154 return cap; 155} 156 157static const char * 158qat_d15xx_get_fw_uof_name(struct qat_softc *sc) 159{ 160 161 return AE_FW_UOF_NAME_D15XX; 162} 163 164static void 165qat_d15xx_enable_intr(struct qat_softc *sc) 166{ 167 168 /* Enable bundle and misc interrupts */ 169 qat_misc_write_4(sc, SMIAPF0_D15XX, SMIA0_MASK_D15XX); 170 qat_misc_write_4(sc, SMIAPF1_D15XX, SMIA1_MASK_D15XX); 171} 172 173/* Worker thread to service arbiter mappings */ 174static uint32_t thrd_to_arb_map[] = { 175 0x12222AAA, 0x11222AAA, 0x12222AAA, 0x11222AAA, 0x12222AAA, 176 0x11222AAA, 0x12222AAA, 0x11222AAA, 0x12222AAA, 0x11222AAA 177}; 178 179static void 180qat_d15xx_get_arb_mapping(struct qat_softc *sc, const uint32_t **arb_map_config) 181{ 182 int i; 183 184 for (i = 1; i < MAX_AE_D15XX; i++) { 185 if ((~sc->sc_ae_mask) & (1 << i)) 186 thrd_to_arb_map[i] = 0; 187 } 188 *arb_map_config = thrd_to_arb_map; 189} 190 191static void 192qat_d15xx_enable_error_interrupts(struct qat_softc *sc) 193{ 194 qat_misc_write_4(sc, ERRMSK0, ERRMSK0_CERR_D15XX); /* ME0-ME3 */ 195 qat_misc_write_4(sc, ERRMSK1, ERRMSK1_CERR_D15XX); /* ME4-ME7 */ 196 qat_misc_write_4(sc, ERRMSK4, ERRMSK4_CERR_D15XX); /* ME8-ME9 */ 197 qat_misc_write_4(sc, ERRMSK5, ERRMSK5_CERR_D15XX); /* SSM2-SSM4 */ 198 199 /* Reset everything except VFtoPF1_16. */ 200 qat_misc_read_write_and_4(sc, ERRMSK3, VF2PF1_16_D15XX); 201 /* Disable Secure RAM correctable error interrupt */ 202 qat_misc_read_write_or_4(sc, ERRMSK3, ERRMSK3_CERR_D15XX); 203 204 /* RI CPP bus interface error detection and reporting. */ 205 qat_misc_write_4(sc, RICPPINTCTL_D15XX, RICPP_EN_D15XX); 206 207 /* TI CPP bus interface error detection and reporting. */ 208 qat_misc_write_4(sc, TICPPINTCTL_D15XX, TICPP_EN_D15XX); 209 210 /* Enable CFC Error interrupts and logging. */ 211 qat_misc_write_4(sc, CPP_CFC_ERR_CTRL_D15XX, CPP_CFC_UE_D15XX); 212 213 /* Enable SecureRAM to fix and log Correctable errors */ 214 qat_misc_write_4(sc, SECRAMCERR_D15XX, SECRAM_CERR_D15XX); 215 216 /* Enable SecureRAM Uncorrectable error interrupts and logging */ 217 qat_misc_write_4(sc, SECRAMUERR, SECRAM_UERR_D15XX); 218 219 /* Enable Push/Pull Misc Uncorrectable error interrupts and logging */ 220 qat_misc_write_4(sc, CPPMEMTGTERR, TGT_UERR_D15XX); 221} 222 223static void 224qat_d15xx_disable_error_interrupts(struct qat_softc *sc) 225{ 226 /* ME0-ME3 */ 227 qat_misc_write_4(sc, ERRMSK0, ERRMSK0_UERR_D15XX | ERRMSK0_CERR_D15XX); 228 /* ME4-ME7 */ 229 qat_misc_write_4(sc, ERRMSK1, ERRMSK1_UERR_D15XX | ERRMSK1_CERR_D15XX); 230 /* Secure RAM, CPP Push Pull, RI, TI, SSM0-SSM1, CFC */ 231 qat_misc_write_4(sc, ERRMSK3, ERRMSK3_UERR_D15XX | ERRMSK3_CERR_D15XX); 232 /* ME8-ME9 */ 233 qat_misc_write_4(sc, ERRMSK4, ERRMSK4_UERR_D15XX | ERRMSK4_CERR_D15XX); 234 /* SSM2-SSM4 */ 235 qat_misc_write_4(sc, ERRMSK5, ERRMSK5_UERR_D15XX | ERRMSK5_CERR_D15XX); 236} 237 238static void 239qat_d15xx_enable_error_correction(struct qat_softc *sc) 240{ 241 u_int i, mask; 242 243 /* Enable Accel Engine error detection & correction */ 244 for (i = 0, mask = sc->sc_ae_mask; mask; i++, mask >>= 1) { 245 if (!(mask & 1)) 246 continue; 247 qat_misc_read_write_or_4(sc, AE_CTX_ENABLES_D15XX(i), 248 ENABLE_AE_ECC_ERR_D15XX); 249 qat_misc_read_write_or_4(sc, AE_MISC_CONTROL_D15XX(i), 250 ENABLE_AE_ECC_PARITY_CORR_D15XX); 251 } 252 253 /* Enable shared memory error detection & correction */ 254 for (i = 0, mask = sc->sc_accel_mask; mask; i++, mask >>= 1) { 255 if (!(mask & 1)) 256 continue; 257 258 qat_misc_read_write_or_4(sc, UERRSSMSH(i), ERRSSMSH_EN_D15XX); 259 qat_misc_read_write_or_4(sc, CERRSSMSH(i), ERRSSMSH_EN_D15XX); 260 qat_misc_read_write_or_4(sc, PPERR(i), PPERR_EN_D15XX); 261 } 262 263 qat_d15xx_enable_error_interrupts(sc); 264} 265 266const struct qat_hw qat_hw_d15xx = { 267 .qhw_sram_bar_id = BAR_SRAM_ID_D15XX, 268 .qhw_misc_bar_id = BAR_PMISC_ID_D15XX, 269 .qhw_etr_bar_id = BAR_ETR_ID_D15XX, 270 .qhw_cap_global_offset = CAP_GLOBAL_OFFSET_D15XX, 271 .qhw_ae_offset = AE_OFFSET_D15XX, 272 .qhw_ae_local_offset = AE_LOCAL_OFFSET_D15XX, 273 .qhw_etr_bundle_size = ETR_BUNDLE_SIZE_D15XX, 274 .qhw_num_banks = ETR_MAX_BANKS_D15XX, 275 .qhw_num_rings_per_bank = ETR_MAX_RINGS_PER_BANK, 276 .qhw_num_accel = MAX_ACCEL_D15XX, 277 .qhw_num_engines = MAX_AE_D15XX, 278 .qhw_tx_rx_gap = ETR_TX_RX_GAP_D15XX, 279 .qhw_tx_rings_mask = ETR_TX_RINGS_MASK_D15XX, 280 .qhw_clock_per_sec = CLOCK_PER_SEC_D15XX, 281 .qhw_fw_auth = true, 282 .qhw_fw_req_size = FW_REQ_DEFAULT_SZ_HW17, 283 .qhw_fw_resp_size = FW_RESP_DEFAULT_SZ_HW17, 284 .qhw_ring_asym_tx = 0, 285 .qhw_ring_asym_rx = 8, 286 .qhw_ring_sym_tx = 2, 287 .qhw_ring_sym_rx = 10, 288 .qhw_mof_fwname = AE_FW_MOF_NAME_D15XX, 289 .qhw_mmp_fwname = AE_FW_MMP_NAME_D15XX, 290 .qhw_prod_type = AE_FW_PROD_TYPE_D15XX, 291 .qhw_get_accel_mask = qat_d15xx_get_accel_mask, 292 .qhw_get_ae_mask = qat_d15xx_get_ae_mask, 293 .qhw_get_sku = qat_d15xx_get_sku, 294 .qhw_get_accel_cap = qat_d15xx_get_accel_cap, 295 .qhw_get_fw_uof_name = qat_d15xx_get_fw_uof_name, 296 .qhw_enable_intr = qat_d15xx_enable_intr, 297 .qhw_init_admin_comms = qat_adm_mailbox_init, 298 .qhw_send_admin_init = qat_adm_mailbox_send_init, 299 .qhw_init_arb = qat_arb_init, 300 .qhw_get_arb_mapping = qat_d15xx_get_arb_mapping, 301 .qhw_enable_error_correction = qat_d15xx_enable_error_correction, 302 .qhw_disable_error_interrupts = qat_d15xx_disable_error_interrupts, 303 .qhw_set_ssm_wdtimer = qat_set_ssm_wdtimer, 304 .qhw_check_slice_hang = qat_check_slice_hang, 305 .qhw_crypto_setup_desc = qat_hw17_crypto_setup_desc, 306 .qhw_crypto_setup_req_params = qat_hw17_crypto_setup_req_params, 307 .qhw_crypto_opaque_offset = offsetof(struct fw_la_resp, opaque_data), 308}; 309