1 // SPDX-License-Identifier: GPL-2.0-or-later 2 /* 3 * ahci.c - AHCI SATA support 4 * 5 * Maintained by: Tejun Heo <tj@kernel.org> 6 * Please ALWAYS copy linux-ide@vger.kernel.org 7 * on emails. 8 * 9 * Copyright 2004-2005 Red Hat, Inc. 10 * 11 * libata documentation is available via 'make {ps|pdf}docs', 12 * as Documentation/driver-api/libata.rst 13 * 14 * AHCI hardware documentation: 15 * http://www.intel.com/technology/serialata/pdf/rev1_0.pdf 16 * http://www.intel.com/technology/serialata/pdf/rev1_1.pdf 17 */ 18 19 #include <linux/kernel.h> 20 #include <linux/module.h> 21 #include <linux/pci.h> 22 #include <linux/blkdev.h> 23 #include <linux/delay.h> 24 #include <linux/interrupt.h> 25 #include <linux/dma-mapping.h> 26 #include <linux/device.h> 27 #include <linux/dmi.h> 28 #include <linux/gfp.h> 29 #include <linux/msi.h> 30 #include <scsi/scsi_host.h> 31 #include <scsi/scsi_cmnd.h> 32 #include <linux/libata.h> 33 #include <linux/ahci-remap.h> 34 #include <linux/io-64-nonatomic-lo-hi.h> 35 #include "ahci.h" 36 37 #define DRV_NAME "ahci" 38 #define DRV_VERSION "3.0" 39 40 enum { 41 AHCI_PCI_BAR_STA2X11 = 0, 42 AHCI_PCI_BAR_CAVIUM = 0, 43 AHCI_PCI_BAR_LOONGSON = 0, 44 AHCI_PCI_BAR_ENMOTUS = 2, 45 AHCI_PCI_BAR_CAVIUM_GEN5 = 4, 46 AHCI_PCI_BAR_STANDARD = 5, 47 }; 48 49 enum board_ids { 50 /* board IDs by feature in alphabetical order */ 51 board_ahci, 52 board_ahci_ign_iferr, 53 board_ahci_low_power, 54 board_ahci_no_debounce_delay, 55 board_ahci_nomsi, 56 board_ahci_noncq, 57 board_ahci_nosntf, 58 board_ahci_yes_fbs, 59 60 /* board IDs for specific chipsets in alphabetical order */ 61 board_ahci_al, 62 board_ahci_avn, 63 board_ahci_mcp65, 64 board_ahci_mcp77, 65 board_ahci_mcp89, 66 board_ahci_mv, 67 board_ahci_sb600, 68 board_ahci_sb700, /* for SB700 and SB800 */ 69 board_ahci_vt8251, 70 71 /* 72 * board IDs for Intel chipsets that support more than 6 ports 73 * *and* end up needing the PCS quirk. 74 */ 75 board_ahci_pcs7, 76 77 /* aliases */ 78 board_ahci_mcp_linux = board_ahci_mcp65, 79 board_ahci_mcp67 = board_ahci_mcp65, 80 board_ahci_mcp73 = board_ahci_mcp65, 81 board_ahci_mcp79 = board_ahci_mcp77, 82 }; 83 84 static int ahci_init_one(struct pci_dev *pdev, const struct pci_device_id *ent); 85 static void ahci_remove_one(struct pci_dev *dev); 86 static void ahci_shutdown_one(struct pci_dev *dev); 87 static int ahci_vt8251_hardreset(struct ata_link *link, unsigned int *class, 88 unsigned long deadline); 89 static int ahci_avn_hardreset(struct ata_link *link, unsigned int *class, 90 unsigned long deadline); 91 static void ahci_mcp89_apple_enable(struct pci_dev *pdev); 92 static bool is_mcp89_apple(struct pci_dev *pdev); 93 static int ahci_p5wdh_hardreset(struct ata_link *link, unsigned int *class, 94 unsigned long deadline); 95 #ifdef CONFIG_PM 96 static int ahci_pci_device_runtime_suspend(struct device *dev); 97 static int ahci_pci_device_runtime_resume(struct device *dev); 98 #ifdef CONFIG_PM_SLEEP 99 static int ahci_pci_device_suspend(struct device *dev); 100 static int ahci_pci_device_resume(struct device *dev); 101 #endif 102 #endif /* CONFIG_PM */ 103 104 static struct scsi_host_template ahci_sht = { 105 AHCI_SHT("ahci"), 106 }; 107 108 static struct ata_port_operations ahci_vt8251_ops = { 109 .inherits = &ahci_ops, 110 .hardreset = ahci_vt8251_hardreset, 111 }; 112 113 static struct ata_port_operations ahci_p5wdh_ops = { 114 .inherits = &ahci_ops, 115 .hardreset = ahci_p5wdh_hardreset, 116 }; 117 118 static struct ata_port_operations ahci_avn_ops = { 119 .inherits = &ahci_ops, 120 .hardreset = ahci_avn_hardreset, 121 }; 122 123 static const struct ata_port_info ahci_port_info[] = { 124 /* by features */ 125 [board_ahci] = { 126 .flags = AHCI_FLAG_COMMON, 127 .pio_mask = ATA_PIO4, 128 .udma_mask = ATA_UDMA6, 129 .port_ops = &ahci_ops, 130 }, 131 [board_ahci_ign_iferr] = { 132 AHCI_HFLAGS (AHCI_HFLAG_IGN_IRQ_IF_ERR), 133 .flags = AHCI_FLAG_COMMON, 134 .pio_mask = ATA_PIO4, 135 .udma_mask = ATA_UDMA6, 136 .port_ops = &ahci_ops, 137 }, 138 [board_ahci_low_power] = { 139 AHCI_HFLAGS (AHCI_HFLAG_USE_LPM_POLICY), 140 .flags = AHCI_FLAG_COMMON, 141 .pio_mask = ATA_PIO4, 142 .udma_mask = ATA_UDMA6, 143 .port_ops = &ahci_ops, 144 }, 145 [board_ahci_no_debounce_delay] = { 146 .flags = AHCI_FLAG_COMMON, 147 .link_flags = ATA_LFLAG_NO_DEBOUNCE_DELAY, 148 .pio_mask = ATA_PIO4, 149 .udma_mask = ATA_UDMA6, 150 .port_ops = &ahci_ops, 151 }, 152 [board_ahci_nomsi] = { 153 AHCI_HFLAGS (AHCI_HFLAG_NO_MSI), 154 .flags = AHCI_FLAG_COMMON, 155 .pio_mask = ATA_PIO4, 156 .udma_mask = ATA_UDMA6, 157 .port_ops = &ahci_ops, 158 }, 159 [board_ahci_noncq] = { 160 AHCI_HFLAGS (AHCI_HFLAG_NO_NCQ), 161 .flags = AHCI_FLAG_COMMON, 162 .pio_mask = ATA_PIO4, 163 .udma_mask = ATA_UDMA6, 164 .port_ops = &ahci_ops, 165 }, 166 [board_ahci_nosntf] = { 167 AHCI_HFLAGS (AHCI_HFLAG_NO_SNTF), 168 .flags = AHCI_FLAG_COMMON, 169 .pio_mask = ATA_PIO4, 170 .udma_mask = ATA_UDMA6, 171 .port_ops = &ahci_ops, 172 }, 173 [board_ahci_yes_fbs] = { 174 AHCI_HFLAGS (AHCI_HFLAG_YES_FBS), 175 .flags = AHCI_FLAG_COMMON, 176 .pio_mask = ATA_PIO4, 177 .udma_mask = ATA_UDMA6, 178 .port_ops = &ahci_ops, 179 }, 180 /* by chipsets */ 181 [board_ahci_al] = { 182 AHCI_HFLAGS (AHCI_HFLAG_NO_PMP | AHCI_HFLAG_NO_MSI), 183 .flags = AHCI_FLAG_COMMON, 184 .pio_mask = ATA_PIO4, 185 .udma_mask = ATA_UDMA6, 186 .port_ops = &ahci_ops, 187 }, 188 [board_ahci_avn] = { 189 .flags = AHCI_FLAG_COMMON, 190 .pio_mask = ATA_PIO4, 191 .udma_mask = ATA_UDMA6, 192 .port_ops = &ahci_avn_ops, 193 }, 194 [board_ahci_mcp65] = { 195 AHCI_HFLAGS (AHCI_HFLAG_NO_FPDMA_AA | AHCI_HFLAG_NO_PMP | 196 AHCI_HFLAG_YES_NCQ), 197 .flags = AHCI_FLAG_COMMON | ATA_FLAG_NO_DIPM, 198 .pio_mask = ATA_PIO4, 199 .udma_mask = ATA_UDMA6, 200 .port_ops = &ahci_ops, 201 }, 202 [board_ahci_mcp77] = { 203 AHCI_HFLAGS (AHCI_HFLAG_NO_FPDMA_AA | AHCI_HFLAG_NO_PMP), 204 .flags = AHCI_FLAG_COMMON, 205 .pio_mask = ATA_PIO4, 206 .udma_mask = ATA_UDMA6, 207 .port_ops = &ahci_ops, 208 }, 209 [board_ahci_mcp89] = { 210 AHCI_HFLAGS (AHCI_HFLAG_NO_FPDMA_AA), 211 .flags = AHCI_FLAG_COMMON, 212 .pio_mask = ATA_PIO4, 213 .udma_mask = ATA_UDMA6, 214 .port_ops = &ahci_ops, 215 }, 216 [board_ahci_mv] = { 217 AHCI_HFLAGS (AHCI_HFLAG_NO_NCQ | AHCI_HFLAG_NO_MSI | 218 AHCI_HFLAG_MV_PATA | AHCI_HFLAG_NO_PMP), 219 .flags = ATA_FLAG_SATA | ATA_FLAG_PIO_DMA, 220 .pio_mask = ATA_PIO4, 221 .udma_mask = ATA_UDMA6, 222 .port_ops = &ahci_ops, 223 }, 224 [board_ahci_sb600] = { 225 AHCI_HFLAGS (AHCI_HFLAG_IGN_SERR_INTERNAL | 226 AHCI_HFLAG_NO_MSI | AHCI_HFLAG_SECT255 | 227 AHCI_HFLAG_32BIT_ONLY), 228 .flags = AHCI_FLAG_COMMON, 229 .pio_mask = ATA_PIO4, 230 .udma_mask = ATA_UDMA6, 231 .port_ops = &ahci_pmp_retry_srst_ops, 232 }, 233 [board_ahci_sb700] = { /* for SB700 and SB800 */ 234 AHCI_HFLAGS (AHCI_HFLAG_IGN_SERR_INTERNAL), 235 .flags = AHCI_FLAG_COMMON, 236 .pio_mask = ATA_PIO4, 237 .udma_mask = ATA_UDMA6, 238 .port_ops = &ahci_pmp_retry_srst_ops, 239 }, 240 [board_ahci_vt8251] = { 241 AHCI_HFLAGS (AHCI_HFLAG_NO_NCQ | AHCI_HFLAG_NO_PMP), 242 .flags = AHCI_FLAG_COMMON, 243 .pio_mask = ATA_PIO4, 244 .udma_mask = ATA_UDMA6, 245 .port_ops = &ahci_vt8251_ops, 246 }, 247 [board_ahci_pcs7] = { 248 .flags = AHCI_FLAG_COMMON, 249 .pio_mask = ATA_PIO4, 250 .udma_mask = ATA_UDMA6, 251 .port_ops = &ahci_ops, 252 }, 253 }; 254 255 static const struct pci_device_id ahci_pci_tbl[] = { 256 /* Intel */ 257 { PCI_VDEVICE(INTEL, 0x06d6), board_ahci }, /* Comet Lake PCH-H RAID */ 258 { PCI_VDEVICE(INTEL, 0x2652), board_ahci }, /* ICH6 */ 259 { PCI_VDEVICE(INTEL, 0x2653), board_ahci }, /* ICH6M */ 260 { PCI_VDEVICE(INTEL, 0x27c1), board_ahci }, /* ICH7 */ 261 { PCI_VDEVICE(INTEL, 0x27c5), board_ahci }, /* ICH7M */ 262 { PCI_VDEVICE(INTEL, 0x27c3), board_ahci }, /* ICH7R */ 263 { PCI_VDEVICE(AL, 0x5288), board_ahci_ign_iferr }, /* ULi M5288 */ 264 { PCI_VDEVICE(INTEL, 0x2681), board_ahci }, /* ESB2 */ 265 { PCI_VDEVICE(INTEL, 0x2682), board_ahci }, /* ESB2 */ 266 { PCI_VDEVICE(INTEL, 0x2683), board_ahci }, /* ESB2 */ 267 { PCI_VDEVICE(INTEL, 0x27c6), board_ahci }, /* ICH7-M DH */ 268 { PCI_VDEVICE(INTEL, 0x2821), board_ahci }, /* ICH8 */ 269 { PCI_VDEVICE(INTEL, 0x2822), board_ahci_nosntf }, /* ICH8/Lewisburg RAID*/ 270 { PCI_VDEVICE(INTEL, 0x2824), board_ahci }, /* ICH8 */ 271 { PCI_VDEVICE(INTEL, 0x2829), board_ahci }, /* ICH8M */ 272 { PCI_VDEVICE(INTEL, 0x282a), board_ahci }, /* ICH8M */ 273 { PCI_VDEVICE(INTEL, 0x2922), board_ahci }, /* ICH9 */ 274 { PCI_VDEVICE(INTEL, 0x2923), board_ahci }, /* ICH9 */ 275 { PCI_VDEVICE(INTEL, 0x2924), board_ahci }, /* ICH9 */ 276 { PCI_VDEVICE(INTEL, 0x2925), board_ahci }, /* ICH9 */ 277 { PCI_VDEVICE(INTEL, 0x2927), board_ahci }, /* ICH9 */ 278 { PCI_VDEVICE(INTEL, 0x2929), board_ahci_low_power }, /* ICH9M */ 279 { PCI_VDEVICE(INTEL, 0x292a), board_ahci_low_power }, /* ICH9M */ 280 { PCI_VDEVICE(INTEL, 0x292b), board_ahci_low_power }, /* ICH9M */ 281 { PCI_VDEVICE(INTEL, 0x292c), board_ahci_low_power }, /* ICH9M */ 282 { PCI_VDEVICE(INTEL, 0x292f), board_ahci_low_power }, /* ICH9M */ 283 { PCI_VDEVICE(INTEL, 0x294d), board_ahci }, /* ICH9 */ 284 { PCI_VDEVICE(INTEL, 0x294e), board_ahci_low_power }, /* ICH9M */ 285 { PCI_VDEVICE(INTEL, 0x502a), board_ahci }, /* Tolapai */ 286 { PCI_VDEVICE(INTEL, 0x502b), board_ahci }, /* Tolapai */ 287 { PCI_VDEVICE(INTEL, 0x3a05), board_ahci }, /* ICH10 */ 288 { PCI_VDEVICE(INTEL, 0x3a22), board_ahci }, /* ICH10 */ 289 { PCI_VDEVICE(INTEL, 0x3a25), board_ahci }, /* ICH10 */ 290 { PCI_VDEVICE(INTEL, 0x3b22), board_ahci }, /* PCH AHCI */ 291 { PCI_VDEVICE(INTEL, 0x3b23), board_ahci }, /* PCH AHCI */ 292 { PCI_VDEVICE(INTEL, 0x3b24), board_ahci }, /* PCH RAID */ 293 { PCI_VDEVICE(INTEL, 0x3b25), board_ahci }, /* PCH RAID */ 294 { PCI_VDEVICE(INTEL, 0x3b29), board_ahci_low_power }, /* PCH M AHCI */ 295 { PCI_VDEVICE(INTEL, 0x3b2b), board_ahci }, /* PCH RAID */ 296 { PCI_VDEVICE(INTEL, 0x3b2c), board_ahci_low_power }, /* PCH M RAID */ 297 { PCI_VDEVICE(INTEL, 0x3b2f), board_ahci }, /* PCH AHCI */ 298 { PCI_VDEVICE(INTEL, 0x19b0), board_ahci_pcs7 }, /* DNV AHCI */ 299 { PCI_VDEVICE(INTEL, 0x19b1), board_ahci_pcs7 }, /* DNV AHCI */ 300 { PCI_VDEVICE(INTEL, 0x19b2), board_ahci_pcs7 }, /* DNV AHCI */ 301 { PCI_VDEVICE(INTEL, 0x19b3), board_ahci_pcs7 }, /* DNV AHCI */ 302 { PCI_VDEVICE(INTEL, 0x19b4), board_ahci_pcs7 }, /* DNV AHCI */ 303 { PCI_VDEVICE(INTEL, 0x19b5), board_ahci_pcs7 }, /* DNV AHCI */ 304 { PCI_VDEVICE(INTEL, 0x19b6), board_ahci_pcs7 }, /* DNV AHCI */ 305 { PCI_VDEVICE(INTEL, 0x19b7), board_ahci_pcs7 }, /* DNV AHCI */ 306 { PCI_VDEVICE(INTEL, 0x19bE), board_ahci_pcs7 }, /* DNV AHCI */ 307 { PCI_VDEVICE(INTEL, 0x19bF), board_ahci_pcs7 }, /* DNV AHCI */ 308 { PCI_VDEVICE(INTEL, 0x19c0), board_ahci_pcs7 }, /* DNV AHCI */ 309 { PCI_VDEVICE(INTEL, 0x19c1), board_ahci_pcs7 }, /* DNV AHCI */ 310 { PCI_VDEVICE(INTEL, 0x19c2), board_ahci_pcs7 }, /* DNV AHCI */ 311 { PCI_VDEVICE(INTEL, 0x19c3), board_ahci_pcs7 }, /* DNV AHCI */ 312 { PCI_VDEVICE(INTEL, 0x19c4), board_ahci_pcs7 }, /* DNV AHCI */ 313 { PCI_VDEVICE(INTEL, 0x19c5), board_ahci_pcs7 }, /* DNV AHCI */ 314 { PCI_VDEVICE(INTEL, 0x19c6), board_ahci_pcs7 }, /* DNV AHCI */ 315 { PCI_VDEVICE(INTEL, 0x19c7), board_ahci_pcs7 }, /* DNV AHCI */ 316 { PCI_VDEVICE(INTEL, 0x19cE), board_ahci_pcs7 }, /* DNV AHCI */ 317 { PCI_VDEVICE(INTEL, 0x19cF), board_ahci_pcs7 }, /* DNV AHCI */ 318 { PCI_VDEVICE(INTEL, 0x1c02), board_ahci }, /* CPT AHCI */ 319 { PCI_VDEVICE(INTEL, 0x1c03), board_ahci_low_power }, /* CPT M AHCI */ 320 { PCI_VDEVICE(INTEL, 0x1c04), board_ahci }, /* CPT RAID */ 321 { PCI_VDEVICE(INTEL, 0x1c05), board_ahci_low_power }, /* CPT M RAID */ 322 { PCI_VDEVICE(INTEL, 0x1c06), board_ahci }, /* CPT RAID */ 323 { PCI_VDEVICE(INTEL, 0x1c07), board_ahci }, /* CPT RAID */ 324 { PCI_VDEVICE(INTEL, 0x1d02), board_ahci }, /* PBG AHCI */ 325 { PCI_VDEVICE(INTEL, 0x1d04), board_ahci }, /* PBG RAID */ 326 { PCI_VDEVICE(INTEL, 0x1d06), board_ahci }, /* PBG RAID */ 327 { PCI_VDEVICE(INTEL, 0x2323), board_ahci }, /* DH89xxCC AHCI */ 328 { PCI_VDEVICE(INTEL, 0x1e02), board_ahci }, /* Panther Point AHCI */ 329 { PCI_VDEVICE(INTEL, 0x1e03), board_ahci_low_power }, /* Panther M AHCI */ 330 { PCI_VDEVICE(INTEL, 0x1e04), board_ahci }, /* Panther Point RAID */ 331 { PCI_VDEVICE(INTEL, 0x1e05), board_ahci }, /* Panther Point RAID */ 332 { PCI_VDEVICE(INTEL, 0x1e06), board_ahci }, /* Panther Point RAID */ 333 { PCI_VDEVICE(INTEL, 0x1e07), board_ahci_low_power }, /* Panther M RAID */ 334 { PCI_VDEVICE(INTEL, 0x1e0e), board_ahci }, /* Panther Point RAID */ 335 { PCI_VDEVICE(INTEL, 0x8c02), board_ahci }, /* Lynx Point AHCI */ 336 { PCI_VDEVICE(INTEL, 0x8c03), board_ahci_low_power }, /* Lynx M AHCI */ 337 { PCI_VDEVICE(INTEL, 0x8c04), board_ahci }, /* Lynx Point RAID */ 338 { PCI_VDEVICE(INTEL, 0x8c05), board_ahci_low_power }, /* Lynx M RAID */ 339 { PCI_VDEVICE(INTEL, 0x8c06), board_ahci }, /* Lynx Point RAID */ 340 { PCI_VDEVICE(INTEL, 0x8c07), board_ahci_low_power }, /* Lynx M RAID */ 341 { PCI_VDEVICE(INTEL, 0x8c0e), board_ahci }, /* Lynx Point RAID */ 342 { PCI_VDEVICE(INTEL, 0x8c0f), board_ahci_low_power }, /* Lynx M RAID */ 343 { PCI_VDEVICE(INTEL, 0x9c02), board_ahci_low_power }, /* Lynx LP AHCI */ 344 { PCI_VDEVICE(INTEL, 0x9c03), board_ahci_low_power }, /* Lynx LP AHCI */ 345 { PCI_VDEVICE(INTEL, 0x9c04), board_ahci_low_power }, /* Lynx LP RAID */ 346 { PCI_VDEVICE(INTEL, 0x9c05), board_ahci_low_power }, /* Lynx LP RAID */ 347 { PCI_VDEVICE(INTEL, 0x9c06), board_ahci_low_power }, /* Lynx LP RAID */ 348 { PCI_VDEVICE(INTEL, 0x9c07), board_ahci_low_power }, /* Lynx LP RAID */ 349 { PCI_VDEVICE(INTEL, 0x9c0e), board_ahci_low_power }, /* Lynx LP RAID */ 350 { PCI_VDEVICE(INTEL, 0x9c0f), board_ahci_low_power }, /* Lynx LP RAID */ 351 { PCI_VDEVICE(INTEL, 0x9dd3), board_ahci_low_power }, /* Cannon Lake PCH-LP AHCI */ 352 { PCI_VDEVICE(INTEL, 0x1f22), board_ahci }, /* Avoton AHCI */ 353 { PCI_VDEVICE(INTEL, 0x1f23), board_ahci }, /* Avoton AHCI */ 354 { PCI_VDEVICE(INTEL, 0x1f24), board_ahci }, /* Avoton RAID */ 355 { PCI_VDEVICE(INTEL, 0x1f25), board_ahci }, /* Avoton RAID */ 356 { PCI_VDEVICE(INTEL, 0x1f26), board_ahci }, /* Avoton RAID */ 357 { PCI_VDEVICE(INTEL, 0x1f27), board_ahci }, /* Avoton RAID */ 358 { PCI_VDEVICE(INTEL, 0x1f2e), board_ahci }, /* Avoton RAID */ 359 { PCI_VDEVICE(INTEL, 0x1f2f), board_ahci }, /* Avoton RAID */ 360 { PCI_VDEVICE(INTEL, 0x1f32), board_ahci_avn }, /* Avoton AHCI */ 361 { PCI_VDEVICE(INTEL, 0x1f33), board_ahci_avn }, /* Avoton AHCI */ 362 { PCI_VDEVICE(INTEL, 0x1f34), board_ahci_avn }, /* Avoton RAID */ 363 { PCI_VDEVICE(INTEL, 0x1f35), board_ahci_avn }, /* Avoton RAID */ 364 { PCI_VDEVICE(INTEL, 0x1f36), board_ahci_avn }, /* Avoton RAID */ 365 { PCI_VDEVICE(INTEL, 0x1f37), board_ahci_avn }, /* Avoton RAID */ 366 { PCI_VDEVICE(INTEL, 0x1f3e), board_ahci_avn }, /* Avoton RAID */ 367 { PCI_VDEVICE(INTEL, 0x1f3f), board_ahci_avn }, /* Avoton RAID */ 368 { PCI_VDEVICE(INTEL, 0x2823), board_ahci }, /* Wellsburg/Lewisburg AHCI*/ 369 { PCI_VDEVICE(INTEL, 0x2826), board_ahci }, /* *burg SATA0 'RAID' */ 370 { PCI_VDEVICE(INTEL, 0x2827), board_ahci }, /* *burg SATA1 'RAID' */ 371 { PCI_VDEVICE(INTEL, 0x282f), board_ahci }, /* *burg SATA2 'RAID' */ 372 { PCI_VDEVICE(INTEL, 0x43d4), board_ahci }, /* Rocket Lake PCH-H RAID */ 373 { PCI_VDEVICE(INTEL, 0x43d5), board_ahci }, /* Rocket Lake PCH-H RAID */ 374 { PCI_VDEVICE(INTEL, 0x43d6), board_ahci }, /* Rocket Lake PCH-H RAID */ 375 { PCI_VDEVICE(INTEL, 0x43d7), board_ahci }, /* Rocket Lake PCH-H RAID */ 376 { PCI_VDEVICE(INTEL, 0x8d02), board_ahci }, /* Wellsburg AHCI */ 377 { PCI_VDEVICE(INTEL, 0x8d04), board_ahci }, /* Wellsburg RAID */ 378 { PCI_VDEVICE(INTEL, 0x8d06), board_ahci }, /* Wellsburg RAID */ 379 { PCI_VDEVICE(INTEL, 0x8d0e), board_ahci }, /* Wellsburg RAID */ 380 { PCI_VDEVICE(INTEL, 0x8d62), board_ahci }, /* Wellsburg AHCI */ 381 { PCI_VDEVICE(INTEL, 0x8d64), board_ahci }, /* Wellsburg RAID */ 382 { PCI_VDEVICE(INTEL, 0x8d66), board_ahci }, /* Wellsburg RAID */ 383 { PCI_VDEVICE(INTEL, 0x8d6e), board_ahci }, /* Wellsburg RAID */ 384 { PCI_VDEVICE(INTEL, 0x23a3), board_ahci }, /* Coleto Creek AHCI */ 385 { PCI_VDEVICE(INTEL, 0x9c83), board_ahci_low_power }, /* Wildcat LP AHCI */ 386 { PCI_VDEVICE(INTEL, 0x9c85), board_ahci_low_power }, /* Wildcat LP RAID */ 387 { PCI_VDEVICE(INTEL, 0x9c87), board_ahci_low_power }, /* Wildcat LP RAID */ 388 { PCI_VDEVICE(INTEL, 0x9c8f), board_ahci_low_power }, /* Wildcat LP RAID */ 389 { PCI_VDEVICE(INTEL, 0x8c82), board_ahci }, /* 9 Series AHCI */ 390 { PCI_VDEVICE(INTEL, 0x8c83), board_ahci_low_power }, /* 9 Series M AHCI */ 391 { PCI_VDEVICE(INTEL, 0x8c84), board_ahci }, /* 9 Series RAID */ 392 { PCI_VDEVICE(INTEL, 0x8c85), board_ahci_low_power }, /* 9 Series M RAID */ 393 { PCI_VDEVICE(INTEL, 0x8c86), board_ahci }, /* 9 Series RAID */ 394 { PCI_VDEVICE(INTEL, 0x8c87), board_ahci_low_power }, /* 9 Series M RAID */ 395 { PCI_VDEVICE(INTEL, 0x8c8e), board_ahci }, /* 9 Series RAID */ 396 { PCI_VDEVICE(INTEL, 0x8c8f), board_ahci_low_power }, /* 9 Series M RAID */ 397 { PCI_VDEVICE(INTEL, 0x9d03), board_ahci_low_power }, /* Sunrise LP AHCI */ 398 { PCI_VDEVICE(INTEL, 0x9d05), board_ahci_low_power }, /* Sunrise LP RAID */ 399 { PCI_VDEVICE(INTEL, 0x9d07), board_ahci_low_power }, /* Sunrise LP RAID */ 400 { PCI_VDEVICE(INTEL, 0xa102), board_ahci }, /* Sunrise Point-H AHCI */ 401 { PCI_VDEVICE(INTEL, 0xa103), board_ahci_low_power }, /* Sunrise M AHCI */ 402 { PCI_VDEVICE(INTEL, 0xa105), board_ahci }, /* Sunrise Point-H RAID */ 403 { PCI_VDEVICE(INTEL, 0xa106), board_ahci }, /* Sunrise Point-H RAID */ 404 { PCI_VDEVICE(INTEL, 0xa107), board_ahci_low_power }, /* Sunrise M RAID */ 405 { PCI_VDEVICE(INTEL, 0xa10f), board_ahci }, /* Sunrise Point-H RAID */ 406 { PCI_VDEVICE(INTEL, 0xa182), board_ahci }, /* Lewisburg AHCI*/ 407 { PCI_VDEVICE(INTEL, 0xa186), board_ahci }, /* Lewisburg RAID*/ 408 { PCI_VDEVICE(INTEL, 0xa1d2), board_ahci }, /* Lewisburg RAID*/ 409 { PCI_VDEVICE(INTEL, 0xa1d6), board_ahci }, /* Lewisburg RAID*/ 410 { PCI_VDEVICE(INTEL, 0xa202), board_ahci }, /* Lewisburg AHCI*/ 411 { PCI_VDEVICE(INTEL, 0xa206), board_ahci }, /* Lewisburg RAID*/ 412 { PCI_VDEVICE(INTEL, 0xa252), board_ahci }, /* Lewisburg RAID*/ 413 { PCI_VDEVICE(INTEL, 0xa256), board_ahci }, /* Lewisburg RAID*/ 414 { PCI_VDEVICE(INTEL, 0xa356), board_ahci }, /* Cannon Lake PCH-H RAID */ 415 { PCI_VDEVICE(INTEL, 0x06d7), board_ahci }, /* Comet Lake-H RAID */ 416 { PCI_VDEVICE(INTEL, 0xa386), board_ahci }, /* Comet Lake PCH-V RAID */ 417 { PCI_VDEVICE(INTEL, 0x0f22), board_ahci_low_power }, /* Bay Trail AHCI */ 418 { PCI_VDEVICE(INTEL, 0x0f23), board_ahci_low_power }, /* Bay Trail AHCI */ 419 { PCI_VDEVICE(INTEL, 0x22a3), board_ahci_low_power }, /* Cherry Tr. AHCI */ 420 { PCI_VDEVICE(INTEL, 0x5ae3), board_ahci_low_power }, /* ApolloLake AHCI */ 421 { PCI_VDEVICE(INTEL, 0x34d3), board_ahci_low_power }, /* Ice Lake LP AHCI */ 422 { PCI_VDEVICE(INTEL, 0x02d3), board_ahci_low_power }, /* Comet Lake PCH-U AHCI */ 423 { PCI_VDEVICE(INTEL, 0x02d7), board_ahci_low_power }, /* Comet Lake PCH RAID */ 424 425 /* JMicron 360/1/3/5/6, match class to avoid IDE function */ 426 { PCI_VENDOR_ID_JMICRON, PCI_ANY_ID, PCI_ANY_ID, PCI_ANY_ID, 427 PCI_CLASS_STORAGE_SATA_AHCI, 0xffffff, board_ahci_ign_iferr }, 428 /* JMicron 362B and 362C have an AHCI function with IDE class code */ 429 { PCI_VDEVICE(JMICRON, 0x2362), board_ahci_ign_iferr }, 430 { PCI_VDEVICE(JMICRON, 0x236f), board_ahci_ign_iferr }, 431 /* May need to update quirk_jmicron_async_suspend() for additions */ 432 433 /* ATI */ 434 { PCI_VDEVICE(ATI, 0x4380), board_ahci_sb600 }, /* ATI SB600 */ 435 { PCI_VDEVICE(ATI, 0x4390), board_ahci_sb700 }, /* ATI SB700/800 */ 436 { PCI_VDEVICE(ATI, 0x4391), board_ahci_sb700 }, /* ATI SB700/800 */ 437 { PCI_VDEVICE(ATI, 0x4392), board_ahci_sb700 }, /* ATI SB700/800 */ 438 { PCI_VDEVICE(ATI, 0x4393), board_ahci_sb700 }, /* ATI SB700/800 */ 439 { PCI_VDEVICE(ATI, 0x4394), board_ahci_sb700 }, /* ATI SB700/800 */ 440 { PCI_VDEVICE(ATI, 0x4395), board_ahci_sb700 }, /* ATI SB700/800 */ 441 442 /* Amazon's Annapurna Labs support */ 443 { PCI_DEVICE(PCI_VENDOR_ID_AMAZON_ANNAPURNA_LABS, 0x0031), 444 .class = PCI_CLASS_STORAGE_SATA_AHCI, 445 .class_mask = 0xffffff, 446 board_ahci_al }, 447 /* AMD */ 448 { PCI_VDEVICE(AMD, 0x7800), board_ahci }, /* AMD Hudson-2 */ 449 { PCI_VDEVICE(AMD, 0x7801), board_ahci_no_debounce_delay }, /* AMD Hudson-2 (AHCI mode) */ 450 { PCI_VDEVICE(AMD, 0x7900), board_ahci }, /* AMD CZ */ 451 { PCI_VDEVICE(AMD, 0x7901), board_ahci_low_power }, /* AMD Green Sardine */ 452 /* AMD is using RAID class only for ahci controllers */ 453 { PCI_VENDOR_ID_AMD, PCI_ANY_ID, PCI_ANY_ID, PCI_ANY_ID, 454 PCI_CLASS_STORAGE_RAID << 8, 0xffffff, board_ahci }, 455 456 /* Dell S140/S150 */ 457 { PCI_VENDOR_ID_INTEL, PCI_ANY_ID, PCI_SUBVENDOR_ID_DELL, PCI_ANY_ID, 458 PCI_CLASS_STORAGE_RAID << 8, 0xffffff, board_ahci }, 459 460 /* VIA */ 461 { PCI_VDEVICE(VIA, 0x3349), board_ahci_vt8251 }, /* VIA VT8251 */ 462 { PCI_VDEVICE(VIA, 0x6287), board_ahci_vt8251 }, /* VIA VT8251 */ 463 464 /* NVIDIA */ 465 { PCI_VDEVICE(NVIDIA, 0x044c), board_ahci_mcp65 }, /* MCP65 */ 466 { PCI_VDEVICE(NVIDIA, 0x044d), board_ahci_mcp65 }, /* MCP65 */ 467 { PCI_VDEVICE(NVIDIA, 0x044e), board_ahci_mcp65 }, /* MCP65 */ 468 { PCI_VDEVICE(NVIDIA, 0x044f), board_ahci_mcp65 }, /* MCP65 */ 469 { PCI_VDEVICE(NVIDIA, 0x045c), board_ahci_mcp65 }, /* MCP65 */ 470 { PCI_VDEVICE(NVIDIA, 0x045d), board_ahci_mcp65 }, /* MCP65 */ 471 { PCI_VDEVICE(NVIDIA, 0x045e), board_ahci_mcp65 }, /* MCP65 */ 472 { PCI_VDEVICE(NVIDIA, 0x045f), board_ahci_mcp65 }, /* MCP65 */ 473 { PCI_VDEVICE(NVIDIA, 0x0550), board_ahci_mcp67 }, /* MCP67 */ 474 { PCI_VDEVICE(NVIDIA, 0x0551), board_ahci_mcp67 }, /* MCP67 */ 475 { PCI_VDEVICE(NVIDIA, 0x0552), board_ahci_mcp67 }, /* MCP67 */ 476 { PCI_VDEVICE(NVIDIA, 0x0553), board_ahci_mcp67 }, /* MCP67 */ 477 { PCI_VDEVICE(NVIDIA, 0x0554), board_ahci_mcp67 }, /* MCP67 */ 478 { PCI_VDEVICE(NVIDIA, 0x0555), board_ahci_mcp67 }, /* MCP67 */ 479 { PCI_VDEVICE(NVIDIA, 0x0556), board_ahci_mcp67 }, /* MCP67 */ 480 { PCI_VDEVICE(NVIDIA, 0x0557), board_ahci_mcp67 }, /* MCP67 */ 481 { PCI_VDEVICE(NVIDIA, 0x0558), board_ahci_mcp67 }, /* MCP67 */ 482 { PCI_VDEVICE(NVIDIA, 0x0559), board_ahci_mcp67 }, /* MCP67 */ 483 { PCI_VDEVICE(NVIDIA, 0x055a), board_ahci_mcp67 }, /* MCP67 */ 484 { PCI_VDEVICE(NVIDIA, 0x055b), board_ahci_mcp67 }, /* MCP67 */ 485 { PCI_VDEVICE(NVIDIA, 0x0580), board_ahci_mcp_linux }, /* Linux ID */ 486 { PCI_VDEVICE(NVIDIA, 0x0581), board_ahci_mcp_linux }, /* Linux ID */ 487 { PCI_VDEVICE(NVIDIA, 0x0582), board_ahci_mcp_linux }, /* Linux ID */ 488 { PCI_VDEVICE(NVIDIA, 0x0583), board_ahci_mcp_linux }, /* Linux ID */ 489 { PCI_VDEVICE(NVIDIA, 0x0584), board_ahci_mcp_linux }, /* Linux ID */ 490 { PCI_VDEVICE(NVIDIA, 0x0585), board_ahci_mcp_linux }, /* Linux ID */ 491 { PCI_VDEVICE(NVIDIA, 0x0586), board_ahci_mcp_linux }, /* Linux ID */ 492 { PCI_VDEVICE(NVIDIA, 0x0587), board_ahci_mcp_linux }, /* Linux ID */ 493 { PCI_VDEVICE(NVIDIA, 0x0588), board_ahci_mcp_linux }, /* Linux ID */ 494 { PCI_VDEVICE(NVIDIA, 0x0589), board_ahci_mcp_linux }, /* Linux ID */ 495 { PCI_VDEVICE(NVIDIA, 0x058a), board_ahci_mcp_linux }, /* Linux ID */ 496 { PCI_VDEVICE(NVIDIA, 0x058b), board_ahci_mcp_linux }, /* Linux ID */ 497 { PCI_VDEVICE(NVIDIA, 0x058c), board_ahci_mcp_linux }, /* Linux ID */ 498 { PCI_VDEVICE(NVIDIA, 0x058d), board_ahci_mcp_linux }, /* Linux ID */ 499 { PCI_VDEVICE(NVIDIA, 0x058e), board_ahci_mcp_linux }, /* Linux ID */ 500 { PCI_VDEVICE(NVIDIA, 0x058f), board_ahci_mcp_linux }, /* Linux ID */ 501 { PCI_VDEVICE(NVIDIA, 0x07f0), board_ahci_mcp73 }, /* MCP73 */ 502 { PCI_VDEVICE(NVIDIA, 0x07f1), board_ahci_mcp73 }, /* MCP73 */ 503 { PCI_VDEVICE(NVIDIA, 0x07f2), board_ahci_mcp73 }, /* MCP73 */ 504 { PCI_VDEVICE(NVIDIA, 0x07f3), board_ahci_mcp73 }, /* MCP73 */ 505 { PCI_VDEVICE(NVIDIA, 0x07f4), board_ahci_mcp73 }, /* MCP73 */ 506 { PCI_VDEVICE(NVIDIA, 0x07f5), board_ahci_mcp73 }, /* MCP73 */ 507 { PCI_VDEVICE(NVIDIA, 0x07f6), board_ahci_mcp73 }, /* MCP73 */ 508 { PCI_VDEVICE(NVIDIA, 0x07f7), board_ahci_mcp73 }, /* MCP73 */ 509 { PCI_VDEVICE(NVIDIA, 0x07f8), board_ahci_mcp73 }, /* MCP73 */ 510 { PCI_VDEVICE(NVIDIA, 0x07f9), board_ahci_mcp73 }, /* MCP73 */ 511 { PCI_VDEVICE(NVIDIA, 0x07fa), board_ahci_mcp73 }, /* MCP73 */ 512 { PCI_VDEVICE(NVIDIA, 0x07fb), board_ahci_mcp73 }, /* MCP73 */ 513 { PCI_VDEVICE(NVIDIA, 0x0ad0), board_ahci_mcp77 }, /* MCP77 */ 514 { PCI_VDEVICE(NVIDIA, 0x0ad1), board_ahci_mcp77 }, /* MCP77 */ 515 { PCI_VDEVICE(NVIDIA, 0x0ad2), board_ahci_mcp77 }, /* MCP77 */ 516 { PCI_VDEVICE(NVIDIA, 0x0ad3), board_ahci_mcp77 }, /* MCP77 */ 517 { PCI_VDEVICE(NVIDIA, 0x0ad4), board_ahci_mcp77 }, /* MCP77 */ 518 { PCI_VDEVICE(NVIDIA, 0x0ad5), board_ahci_mcp77 }, /* MCP77 */ 519 { PCI_VDEVICE(NVIDIA, 0x0ad6), board_ahci_mcp77 }, /* MCP77 */ 520 { PCI_VDEVICE(NVIDIA, 0x0ad7), board_ahci_mcp77 }, /* MCP77 */ 521 { PCI_VDEVICE(NVIDIA, 0x0ad8), board_ahci_mcp77 }, /* MCP77 */ 522 { PCI_VDEVICE(NVIDIA, 0x0ad9), board_ahci_mcp77 }, /* MCP77 */ 523 { PCI_VDEVICE(NVIDIA, 0x0ada), board_ahci_mcp77 }, /* MCP77 */ 524 { PCI_VDEVICE(NVIDIA, 0x0adb), board_ahci_mcp77 }, /* MCP77 */ 525 { PCI_VDEVICE(NVIDIA, 0x0ab4), board_ahci_mcp79 }, /* MCP79 */ 526 { PCI_VDEVICE(NVIDIA, 0x0ab5), board_ahci_mcp79 }, /* MCP79 */ 527 { PCI_VDEVICE(NVIDIA, 0x0ab6), board_ahci_mcp79 }, /* MCP79 */ 528 { PCI_VDEVICE(NVIDIA, 0x0ab7), board_ahci_mcp79 }, /* MCP79 */ 529 { PCI_VDEVICE(NVIDIA, 0x0ab8), board_ahci_mcp79 }, /* MCP79 */ 530 { PCI_VDEVICE(NVIDIA, 0x0ab9), board_ahci_mcp79 }, /* MCP79 */ 531 { PCI_VDEVICE(NVIDIA, 0x0aba), board_ahci_mcp79 }, /* MCP79 */ 532 { PCI_VDEVICE(NVIDIA, 0x0abb), board_ahci_mcp79 }, /* MCP79 */ 533 { PCI_VDEVICE(NVIDIA, 0x0abc), board_ahci_mcp79 }, /* MCP79 */ 534 { PCI_VDEVICE(NVIDIA, 0x0abd), board_ahci_mcp79 }, /* MCP79 */ 535 { PCI_VDEVICE(NVIDIA, 0x0abe), board_ahci_mcp79 }, /* MCP79 */ 536 { PCI_VDEVICE(NVIDIA, 0x0abf), board_ahci_mcp79 }, /* MCP79 */ 537 { PCI_VDEVICE(NVIDIA, 0x0d84), board_ahci_mcp89 }, /* MCP89 */ 538 { PCI_VDEVICE(NVIDIA, 0x0d85), board_ahci_mcp89 }, /* MCP89 */ 539 { PCI_VDEVICE(NVIDIA, 0x0d86), board_ahci_mcp89 }, /* MCP89 */ 540 { PCI_VDEVICE(NVIDIA, 0x0d87), board_ahci_mcp89 }, /* MCP89 */ 541 { PCI_VDEVICE(NVIDIA, 0x0d88), board_ahci_mcp89 }, /* MCP89 */ 542 { PCI_VDEVICE(NVIDIA, 0x0d89), board_ahci_mcp89 }, /* MCP89 */ 543 { PCI_VDEVICE(NVIDIA, 0x0d8a), board_ahci_mcp89 }, /* MCP89 */ 544 { PCI_VDEVICE(NVIDIA, 0x0d8b), board_ahci_mcp89 }, /* MCP89 */ 545 { PCI_VDEVICE(NVIDIA, 0x0d8c), board_ahci_mcp89 }, /* MCP89 */ 546 { PCI_VDEVICE(NVIDIA, 0x0d8d), board_ahci_mcp89 }, /* MCP89 */ 547 { PCI_VDEVICE(NVIDIA, 0x0d8e), board_ahci_mcp89 }, /* MCP89 */ 548 { PCI_VDEVICE(NVIDIA, 0x0d8f), board_ahci_mcp89 }, /* MCP89 */ 549 550 /* SiS */ 551 { PCI_VDEVICE(SI, 0x1184), board_ahci }, /* SiS 966 */ 552 { PCI_VDEVICE(SI, 0x1185), board_ahci }, /* SiS 968 */ 553 { PCI_VDEVICE(SI, 0x0186), board_ahci }, /* SiS 968 */ 554 555 /* ST Microelectronics */ 556 { PCI_VDEVICE(STMICRO, 0xCC06), board_ahci }, /* ST ConneXt */ 557 558 /* Marvell */ 559 { PCI_VDEVICE(MARVELL, 0x6145), board_ahci_mv }, /* 6145 */ 560 { PCI_VDEVICE(MARVELL, 0x6121), board_ahci_mv }, /* 6121 */ 561 { PCI_DEVICE(PCI_VENDOR_ID_MARVELL_EXT, 0x9123), 562 .class = PCI_CLASS_STORAGE_SATA_AHCI, 563 .class_mask = 0xffffff, 564 .driver_data = board_ahci_yes_fbs }, /* 88se9128 */ 565 { PCI_DEVICE(PCI_VENDOR_ID_MARVELL_EXT, 0x9125), 566 .driver_data = board_ahci_yes_fbs }, /* 88se9125 */ 567 { PCI_DEVICE_SUB(PCI_VENDOR_ID_MARVELL_EXT, 0x9178, 568 PCI_VENDOR_ID_MARVELL_EXT, 0x9170), 569 .driver_data = board_ahci_yes_fbs }, /* 88se9170 */ 570 { PCI_DEVICE(PCI_VENDOR_ID_MARVELL_EXT, 0x917a), 571 .driver_data = board_ahci_yes_fbs }, /* 88se9172 */ 572 { PCI_DEVICE(PCI_VENDOR_ID_MARVELL_EXT, 0x9172), 573 .driver_data = board_ahci_yes_fbs }, /* 88se9182 */ 574 { PCI_DEVICE(PCI_VENDOR_ID_MARVELL_EXT, 0x9182), 575 .driver_data = board_ahci_yes_fbs }, /* 88se9172 */ 576 { PCI_DEVICE(PCI_VENDOR_ID_MARVELL_EXT, 0x9192), 577 .driver_data = board_ahci_yes_fbs }, /* 88se9172 on some Gigabyte */ 578 { PCI_DEVICE(PCI_VENDOR_ID_MARVELL_EXT, 0x91a0), 579 .driver_data = board_ahci_yes_fbs }, 580 { PCI_DEVICE(PCI_VENDOR_ID_MARVELL_EXT, 0x91a2), /* 88se91a2 */ 581 .driver_data = board_ahci_yes_fbs }, 582 { PCI_DEVICE(PCI_VENDOR_ID_MARVELL_EXT, 0x91a3), 583 .driver_data = board_ahci_yes_fbs }, 584 { PCI_DEVICE(PCI_VENDOR_ID_MARVELL_EXT, 0x9230), 585 .driver_data = board_ahci_yes_fbs }, 586 { PCI_DEVICE(PCI_VENDOR_ID_MARVELL_EXT, 0x9235), 587 .driver_data = board_ahci_no_debounce_delay }, 588 { PCI_DEVICE(PCI_VENDOR_ID_TTI, 0x0642), /* highpoint rocketraid 642L */ 589 .driver_data = board_ahci_yes_fbs }, 590 { PCI_DEVICE(PCI_VENDOR_ID_TTI, 0x0645), /* highpoint rocketraid 644L */ 591 .driver_data = board_ahci_yes_fbs }, 592 593 /* Promise */ 594 { PCI_VDEVICE(PROMISE, 0x3f20), board_ahci }, /* PDC42819 */ 595 { PCI_VDEVICE(PROMISE, 0x3781), board_ahci }, /* FastTrak TX8660 ahci-mode */ 596 597 /* Asmedia */ 598 { PCI_VDEVICE(ASMEDIA, 0x0601), board_ahci }, /* ASM1060 */ 599 { PCI_VDEVICE(ASMEDIA, 0x0602), board_ahci }, /* ASM1060 */ 600 { PCI_VDEVICE(ASMEDIA, 0x0611), board_ahci }, /* ASM1061 */ 601 { PCI_VDEVICE(ASMEDIA, 0x0612), board_ahci }, /* ASM1062 */ 602 { PCI_VDEVICE(ASMEDIA, 0x0621), board_ahci }, /* ASM1061R */ 603 { PCI_VDEVICE(ASMEDIA, 0x0622), board_ahci }, /* ASM1062R */ 604 { PCI_VDEVICE(ASMEDIA, 0x0624), board_ahci }, /* ASM1062+JMB575 */ 605 606 /* 607 * Samsung SSDs found on some macbooks. NCQ times out if MSI is 608 * enabled. https://bugzilla.kernel.org/show_bug.cgi?id=60731 609 */ 610 { PCI_VDEVICE(SAMSUNG, 0x1600), board_ahci_nomsi }, 611 { PCI_VDEVICE(SAMSUNG, 0xa800), board_ahci_nomsi }, 612 613 /* Enmotus */ 614 { PCI_DEVICE(0x1c44, 0x8000), board_ahci }, 615 616 /* Loongson */ 617 { PCI_VDEVICE(LOONGSON, 0x7a08), board_ahci }, 618 619 /* Generic, PCI class code for AHCI */ 620 { PCI_ANY_ID, PCI_ANY_ID, PCI_ANY_ID, PCI_ANY_ID, 621 PCI_CLASS_STORAGE_SATA_AHCI, 0xffffff, board_ahci }, 622 623 { } /* terminate list */ 624 }; 625 626 static const struct dev_pm_ops ahci_pci_pm_ops = { 627 SET_SYSTEM_SLEEP_PM_OPS(ahci_pci_device_suspend, ahci_pci_device_resume) 628 SET_RUNTIME_PM_OPS(ahci_pci_device_runtime_suspend, 629 ahci_pci_device_runtime_resume, NULL) 630 }; 631 632 static struct pci_driver ahci_pci_driver = { 633 .name = DRV_NAME, 634 .id_table = ahci_pci_tbl, 635 .probe = ahci_init_one, 636 .remove = ahci_remove_one, 637 .shutdown = ahci_shutdown_one, 638 .driver = { 639 .pm = &ahci_pci_pm_ops, 640 }, 641 }; 642 643 #if IS_ENABLED(CONFIG_PATA_MARVELL) 644 static int marvell_enable; 645 #else 646 static int marvell_enable = 1; 647 #endif 648 module_param(marvell_enable, int, 0644); 649 MODULE_PARM_DESC(marvell_enable, "Marvell SATA via AHCI (1 = enabled)"); 650 651 static int mobile_lpm_policy = -1; 652 module_param(mobile_lpm_policy, int, 0644); 653 MODULE_PARM_DESC(mobile_lpm_policy, "Default LPM policy for mobile chipsets"); 654 655 static void ahci_pci_save_initial_config(struct pci_dev *pdev, 656 struct ahci_host_priv *hpriv) 657 { 658 if (pdev->vendor == PCI_VENDOR_ID_JMICRON && pdev->device == 0x2361) { 659 dev_info(&pdev->dev, "JMB361 has only one port\n"); 660 hpriv->force_port_map = 1; 661 } 662 663 /* 664 * Temporary Marvell 6145 hack: PATA port presence 665 * is asserted through the standard AHCI port 666 * presence register, as bit 4 (counting from 0) 667 */ 668 if (hpriv->flags & AHCI_HFLAG_MV_PATA) { 669 if (pdev->device == 0x6121) 670 hpriv->mask_port_map = 0x3; 671 else 672 hpriv->mask_port_map = 0xf; 673 dev_info(&pdev->dev, 674 "Disabling your PATA port. Use the boot option 'ahci.marvell_enable=0' to avoid this.\n"); 675 } 676 677 ahci_save_initial_config(&pdev->dev, hpriv); 678 } 679 680 static void ahci_pci_init_controller(struct ata_host *host) 681 { 682 struct ahci_host_priv *hpriv = host->private_data; 683 struct pci_dev *pdev = to_pci_dev(host->dev); 684 void __iomem *port_mmio; 685 u32 tmp; 686 int mv; 687 688 if (hpriv->flags & AHCI_HFLAG_MV_PATA) { 689 if (pdev->device == 0x6121) 690 mv = 2; 691 else 692 mv = 4; 693 port_mmio = __ahci_port_base(host, mv); 694 695 writel(0, port_mmio + PORT_IRQ_MASK); 696 697 /* clear port IRQ */ 698 tmp = readl(port_mmio + PORT_IRQ_STAT); 699 dev_dbg(&pdev->dev, "PORT_IRQ_STAT 0x%x\n", tmp); 700 if (tmp) 701 writel(tmp, port_mmio + PORT_IRQ_STAT); 702 } 703 704 ahci_init_controller(host); 705 } 706 707 static int ahci_vt8251_hardreset(struct ata_link *link, unsigned int *class, 708 unsigned long deadline) 709 { 710 struct ata_port *ap = link->ap; 711 struct ahci_host_priv *hpriv = ap->host->private_data; 712 bool online; 713 int rc; 714 715 hpriv->stop_engine(ap); 716 717 rc = sata_link_hardreset(link, sata_ehc_deb_timing(&link->eh_context), 718 deadline, &online, NULL); 719 720 hpriv->start_engine(ap); 721 722 /* vt8251 doesn't clear BSY on signature FIS reception, 723 * request follow-up softreset. 724 */ 725 return online ? -EAGAIN : rc; 726 } 727 728 static int ahci_p5wdh_hardreset(struct ata_link *link, unsigned int *class, 729 unsigned long deadline) 730 { 731 struct ata_port *ap = link->ap; 732 struct ahci_port_priv *pp = ap->private_data; 733 struct ahci_host_priv *hpriv = ap->host->private_data; 734 u8 *d2h_fis = pp->rx_fis + RX_FIS_D2H_REG; 735 struct ata_taskfile tf; 736 bool online; 737 int rc; 738 739 hpriv->stop_engine(ap); 740 741 /* clear D2H reception area to properly wait for D2H FIS */ 742 ata_tf_init(link->device, &tf); 743 tf.status = ATA_BUSY; 744 ata_tf_to_fis(&tf, 0, 0, d2h_fis); 745 746 rc = sata_link_hardreset(link, sata_ehc_deb_timing(&link->eh_context), 747 deadline, &online, NULL); 748 749 hpriv->start_engine(ap); 750 751 /* The pseudo configuration device on SIMG4726 attached to 752 * ASUS P5W-DH Deluxe doesn't send signature FIS after 753 * hardreset if no device is attached to the first downstream 754 * port && the pseudo device locks up on SRST w/ PMP==0. To 755 * work around this, wait for !BSY only briefly. If BSY isn't 756 * cleared, perform CLO and proceed to IDENTIFY (achieved by 757 * ATA_LFLAG_NO_SRST and ATA_LFLAG_ASSUME_ATA). 758 * 759 * Wait for two seconds. Devices attached to downstream port 760 * which can't process the following IDENTIFY after this will 761 * have to be reset again. For most cases, this should 762 * suffice while making probing snappish enough. 763 */ 764 if (online) { 765 rc = ata_wait_after_reset(link, jiffies + 2 * HZ, 766 ahci_check_ready); 767 if (rc) 768 ahci_kick_engine(ap); 769 } 770 return rc; 771 } 772 773 /* 774 * ahci_avn_hardreset - attempt more aggressive recovery of Avoton ports. 775 * 776 * It has been observed with some SSDs that the timing of events in the 777 * link synchronization phase can leave the port in a state that can not 778 * be recovered by a SATA-hard-reset alone. The failing signature is 779 * SStatus.DET stuck at 1 ("Device presence detected but Phy 780 * communication not established"). It was found that unloading and 781 * reloading the driver when this problem occurs allows the drive 782 * connection to be recovered (DET advanced to 0x3). The critical 783 * component of reloading the driver is that the port state machines are 784 * reset by bouncing "port enable" in the AHCI PCS configuration 785 * register. So, reproduce that effect by bouncing a port whenever we 786 * see DET==1 after a reset. 787 */ 788 static int ahci_avn_hardreset(struct ata_link *link, unsigned int *class, 789 unsigned long deadline) 790 { 791 const unsigned long *timing = sata_ehc_deb_timing(&link->eh_context); 792 struct ata_port *ap = link->ap; 793 struct ahci_port_priv *pp = ap->private_data; 794 struct ahci_host_priv *hpriv = ap->host->private_data; 795 u8 *d2h_fis = pp->rx_fis + RX_FIS_D2H_REG; 796 unsigned long tmo = deadline - jiffies; 797 struct ata_taskfile tf; 798 bool online; 799 int rc, i; 800 801 hpriv->stop_engine(ap); 802 803 for (i = 0; i < 2; i++) { 804 u16 val; 805 u32 sstatus; 806 int port = ap->port_no; 807 struct ata_host *host = ap->host; 808 struct pci_dev *pdev = to_pci_dev(host->dev); 809 810 /* clear D2H reception area to properly wait for D2H FIS */ 811 ata_tf_init(link->device, &tf); 812 tf.status = ATA_BUSY; 813 ata_tf_to_fis(&tf, 0, 0, d2h_fis); 814 815 rc = sata_link_hardreset(link, timing, deadline, &online, 816 ahci_check_ready); 817 818 if (sata_scr_read(link, SCR_STATUS, &sstatus) != 0 || 819 (sstatus & 0xf) != 1) 820 break; 821 822 ata_link_info(link, "avn bounce port%d\n", port); 823 824 pci_read_config_word(pdev, 0x92, &val); 825 val &= ~(1 << port); 826 pci_write_config_word(pdev, 0x92, val); 827 ata_msleep(ap, 1000); 828 val |= 1 << port; 829 pci_write_config_word(pdev, 0x92, val); 830 deadline += tmo; 831 } 832 833 hpriv->start_engine(ap); 834 835 if (online) 836 *class = ahci_dev_classify(ap); 837 838 return rc; 839 } 840 841 842 #ifdef CONFIG_PM 843 static void ahci_pci_disable_interrupts(struct ata_host *host) 844 { 845 struct ahci_host_priv *hpriv = host->private_data; 846 void __iomem *mmio = hpriv->mmio; 847 u32 ctl; 848 849 /* AHCI spec rev1.1 section 8.3.3: 850 * Software must disable interrupts prior to requesting a 851 * transition of the HBA to D3 state. 852 */ 853 ctl = readl(mmio + HOST_CTL); 854 ctl &= ~HOST_IRQ_EN; 855 writel(ctl, mmio + HOST_CTL); 856 readl(mmio + HOST_CTL); /* flush */ 857 } 858 859 static int ahci_pci_device_runtime_suspend(struct device *dev) 860 { 861 struct pci_dev *pdev = to_pci_dev(dev); 862 struct ata_host *host = pci_get_drvdata(pdev); 863 864 ahci_pci_disable_interrupts(host); 865 return 0; 866 } 867 868 static int ahci_pci_device_runtime_resume(struct device *dev) 869 { 870 struct pci_dev *pdev = to_pci_dev(dev); 871 struct ata_host *host = pci_get_drvdata(pdev); 872 int rc; 873 874 rc = ahci_reset_controller(host); 875 if (rc) 876 return rc; 877 ahci_pci_init_controller(host); 878 return 0; 879 } 880 881 #ifdef CONFIG_PM_SLEEP 882 static int ahci_pci_device_suspend(struct device *dev) 883 { 884 struct pci_dev *pdev = to_pci_dev(dev); 885 struct ata_host *host = pci_get_drvdata(pdev); 886 struct ahci_host_priv *hpriv = host->private_data; 887 888 if (hpriv->flags & AHCI_HFLAG_NO_SUSPEND) { 889 dev_err(&pdev->dev, 890 "BIOS update required for suspend/resume\n"); 891 return -EIO; 892 } 893 894 ahci_pci_disable_interrupts(host); 895 ata_host_suspend(host, PMSG_SUSPEND); 896 return 0; 897 } 898 899 static int ahci_pci_device_resume(struct device *dev) 900 { 901 struct pci_dev *pdev = to_pci_dev(dev); 902 struct ata_host *host = pci_get_drvdata(pdev); 903 int rc; 904 905 /* Apple BIOS helpfully mangles the registers on resume */ 906 if (is_mcp89_apple(pdev)) 907 ahci_mcp89_apple_enable(pdev); 908 909 if (pdev->dev.power.power_state.event == PM_EVENT_SUSPEND) { 910 rc = ahci_reset_controller(host); 911 if (rc) 912 return rc; 913 914 ahci_pci_init_controller(host); 915 } 916 917 ata_host_resume(host); 918 919 return 0; 920 } 921 #endif 922 923 #endif /* CONFIG_PM */ 924 925 static int ahci_configure_dma_masks(struct pci_dev *pdev, int using_dac) 926 { 927 const int dma_bits = using_dac ? 64 : 32; 928 int rc; 929 930 /* 931 * If the device fixup already set the dma_mask to some non-standard 932 * value, don't extend it here. This happens on STA2X11, for example. 933 * 934 * XXX: manipulating the DMA mask from platform code is completely 935 * bogus, platform code should use dev->bus_dma_limit instead.. 936 */ 937 if (pdev->dma_mask && pdev->dma_mask < DMA_BIT_MASK(32)) 938 return 0; 939 940 rc = dma_set_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(dma_bits)); 941 if (rc) 942 dev_err(&pdev->dev, "DMA enable failed\n"); 943 return rc; 944 } 945 946 static void ahci_pci_print_info(struct ata_host *host) 947 { 948 struct pci_dev *pdev = to_pci_dev(host->dev); 949 u16 cc; 950 const char *scc_s; 951 952 pci_read_config_word(pdev, 0x0a, &cc); 953 if (cc == PCI_CLASS_STORAGE_IDE) 954 scc_s = "IDE"; 955 else if (cc == PCI_CLASS_STORAGE_SATA) 956 scc_s = "SATA"; 957 else if (cc == PCI_CLASS_STORAGE_RAID) 958 scc_s = "RAID"; 959 else 960 scc_s = "unknown"; 961 962 ahci_print_info(host, scc_s); 963 } 964 965 /* On ASUS P5W DH Deluxe, the second port of PCI device 00:1f.2 is 966 * hardwired to on-board SIMG 4726. The chipset is ICH8 and doesn't 967 * support PMP and the 4726 either directly exports the device 968 * attached to the first downstream port or acts as a hardware storage 969 * controller and emulate a single ATA device (can be RAID 0/1 or some 970 * other configuration). 971 * 972 * When there's no device attached to the first downstream port of the 973 * 4726, "Config Disk" appears, which is a pseudo ATA device to 974 * configure the 4726. However, ATA emulation of the device is very 975 * lame. It doesn't send signature D2H Reg FIS after the initial 976 * hardreset, pukes on SRST w/ PMP==0 and has bunch of other issues. 977 * 978 * The following function works around the problem by always using 979 * hardreset on the port and not depending on receiving signature FIS 980 * afterward. If signature FIS isn't received soon, ATA class is 981 * assumed without follow-up softreset. 982 */ 983 static void ahci_p5wdh_workaround(struct ata_host *host) 984 { 985 static const struct dmi_system_id sysids[] = { 986 { 987 .ident = "P5W DH Deluxe", 988 .matches = { 989 DMI_MATCH(DMI_SYS_VENDOR, 990 "ASUSTEK COMPUTER INC"), 991 DMI_MATCH(DMI_PRODUCT_NAME, "P5W DH Deluxe"), 992 }, 993 }, 994 { } 995 }; 996 struct pci_dev *pdev = to_pci_dev(host->dev); 997 998 if (pdev->bus->number == 0 && pdev->devfn == PCI_DEVFN(0x1f, 2) && 999 dmi_check_system(sysids)) { 1000 struct ata_port *ap = host->ports[1]; 1001 1002 dev_info(&pdev->dev, 1003 "enabling ASUS P5W DH Deluxe on-board SIMG4726 workaround\n"); 1004 1005 ap->ops = &ahci_p5wdh_ops; 1006 ap->link.flags |= ATA_LFLAG_NO_SRST | ATA_LFLAG_ASSUME_ATA; 1007 } 1008 } 1009 1010 /* 1011 * Macbook7,1 firmware forcibly disables MCP89 AHCI and changes PCI ID when 1012 * booting in BIOS compatibility mode. We restore the registers but not ID. 1013 */ 1014 static void ahci_mcp89_apple_enable(struct pci_dev *pdev) 1015 { 1016 u32 val; 1017 1018 printk(KERN_INFO "ahci: enabling MCP89 AHCI mode\n"); 1019 1020 pci_read_config_dword(pdev, 0xf8, &val); 1021 val |= 1 << 0x1b; 1022 /* the following changes the device ID, but appears not to affect function */ 1023 /* val = (val & ~0xf0000000) | 0x80000000; */ 1024 pci_write_config_dword(pdev, 0xf8, val); 1025 1026 pci_read_config_dword(pdev, 0x54c, &val); 1027 val |= 1 << 0xc; 1028 pci_write_config_dword(pdev, 0x54c, val); 1029 1030 pci_read_config_dword(pdev, 0x4a4, &val); 1031 val &= 0xff; 1032 val |= 0x01060100; 1033 pci_write_config_dword(pdev, 0x4a4, val); 1034 1035 pci_read_config_dword(pdev, 0x54c, &val); 1036 val &= ~(1 << 0xc); 1037 pci_write_config_dword(pdev, 0x54c, val); 1038 1039 pci_read_config_dword(pdev, 0xf8, &val); 1040 val &= ~(1 << 0x1b); 1041 pci_write_config_dword(pdev, 0xf8, val); 1042 } 1043 1044 static bool is_mcp89_apple(struct pci_dev *pdev) 1045 { 1046 return pdev->vendor == PCI_VENDOR_ID_NVIDIA && 1047 pdev->device == PCI_DEVICE_ID_NVIDIA_NFORCE_MCP89_SATA && 1048 pdev->subsystem_vendor == PCI_VENDOR_ID_APPLE && 1049 pdev->subsystem_device == 0xcb89; 1050 } 1051 1052 /* only some SB600 ahci controllers can do 64bit DMA */ 1053 static bool ahci_sb600_enable_64bit(struct pci_dev *pdev) 1054 { 1055 static const struct dmi_system_id sysids[] = { 1056 /* 1057 * The oldest version known to be broken is 0901 and 1058 * working is 1501 which was released on 2007-10-26. 1059 * Enable 64bit DMA on 1501 and anything newer. 1060 * 1061 * Please read bko#9412 for more info. 1062 */ 1063 { 1064 .ident = "ASUS M2A-VM", 1065 .matches = { 1066 DMI_MATCH(DMI_BOARD_VENDOR, 1067 "ASUSTeK Computer INC."), 1068 DMI_MATCH(DMI_BOARD_NAME, "M2A-VM"), 1069 }, 1070 .driver_data = "20071026", /* yyyymmdd */ 1071 }, 1072 /* 1073 * All BIOS versions for the MSI K9A2 Platinum (MS-7376) 1074 * support 64bit DMA. 1075 * 1076 * BIOS versions earlier than 1.5 had the Manufacturer DMI 1077 * fields as "MICRO-STAR INTERANTIONAL CO.,LTD". 1078 * This spelling mistake was fixed in BIOS version 1.5, so 1079 * 1.5 and later have the Manufacturer as 1080 * "MICRO-STAR INTERNATIONAL CO.,LTD". 1081 * So try to match on DMI_BOARD_VENDOR of "MICRO-STAR INTER". 1082 * 1083 * BIOS versions earlier than 1.9 had a Board Product Name 1084 * DMI field of "MS-7376". This was changed to be 1085 * "K9A2 Platinum (MS-7376)" in version 1.9, but we can still 1086 * match on DMI_BOARD_NAME of "MS-7376". 1087 */ 1088 { 1089 .ident = "MSI K9A2 Platinum", 1090 .matches = { 1091 DMI_MATCH(DMI_BOARD_VENDOR, 1092 "MICRO-STAR INTER"), 1093 DMI_MATCH(DMI_BOARD_NAME, "MS-7376"), 1094 }, 1095 }, 1096 /* 1097 * All BIOS versions for the MSI K9AGM2 (MS-7327) support 1098 * 64bit DMA. 1099 * 1100 * This board also had the typo mentioned above in the 1101 * Manufacturer DMI field (fixed in BIOS version 1.5), so 1102 * match on DMI_BOARD_VENDOR of "MICRO-STAR INTER" again. 1103 */ 1104 { 1105 .ident = "MSI K9AGM2", 1106 .matches = { 1107 DMI_MATCH(DMI_BOARD_VENDOR, 1108 "MICRO-STAR INTER"), 1109 DMI_MATCH(DMI_BOARD_NAME, "MS-7327"), 1110 }, 1111 }, 1112 /* 1113 * All BIOS versions for the Asus M3A support 64bit DMA. 1114 * (all release versions from 0301 to 1206 were tested) 1115 */ 1116 { 1117 .ident = "ASUS M3A", 1118 .matches = { 1119 DMI_MATCH(DMI_BOARD_VENDOR, 1120 "ASUSTeK Computer INC."), 1121 DMI_MATCH(DMI_BOARD_NAME, "M3A"), 1122 }, 1123 }, 1124 { } 1125 }; 1126 const struct dmi_system_id *match; 1127 int year, month, date; 1128 char buf[9]; 1129 1130 match = dmi_first_match(sysids); 1131 if (pdev->bus->number != 0 || pdev->devfn != PCI_DEVFN(0x12, 0) || 1132 !match) 1133 return false; 1134 1135 if (!match->driver_data) 1136 goto enable_64bit; 1137 1138 dmi_get_date(DMI_BIOS_DATE, &year, &month, &date); 1139 snprintf(buf, sizeof(buf), "%04d%02d%02d", year, month, date); 1140 1141 if (strcmp(buf, match->driver_data) >= 0) 1142 goto enable_64bit; 1143 else { 1144 dev_warn(&pdev->dev, 1145 "%s: BIOS too old, forcing 32bit DMA, update BIOS\n", 1146 match->ident); 1147 return false; 1148 } 1149 1150 enable_64bit: 1151 dev_warn(&pdev->dev, "%s: enabling 64bit DMA\n", match->ident); 1152 return true; 1153 } 1154 1155 static bool ahci_broken_system_poweroff(struct pci_dev *pdev) 1156 { 1157 static const struct dmi_system_id broken_systems[] = { 1158 { 1159 .ident = "HP Compaq nx6310", 1160 .matches = { 1161 DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"), 1162 DMI_MATCH(DMI_PRODUCT_NAME, "HP Compaq nx6310"), 1163 }, 1164 /* PCI slot number of the controller */ 1165 .driver_data = (void *)0x1FUL, 1166 }, 1167 { 1168 .ident = "HP Compaq 6720s", 1169 .matches = { 1170 DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"), 1171 DMI_MATCH(DMI_PRODUCT_NAME, "HP Compaq 6720s"), 1172 }, 1173 /* PCI slot number of the controller */ 1174 .driver_data = (void *)0x1FUL, 1175 }, 1176 1177 { } /* terminate list */ 1178 }; 1179 const struct dmi_system_id *dmi = dmi_first_match(broken_systems); 1180 1181 if (dmi) { 1182 unsigned long slot = (unsigned long)dmi->driver_data; 1183 /* apply the quirk only to on-board controllers */ 1184 return slot == PCI_SLOT(pdev->devfn); 1185 } 1186 1187 return false; 1188 } 1189 1190 static bool ahci_broken_suspend(struct pci_dev *pdev) 1191 { 1192 static const struct dmi_system_id sysids[] = { 1193 /* 1194 * On HP dv[4-6] and HDX18 with earlier BIOSen, link 1195 * to the harddisk doesn't become online after 1196 * resuming from STR. Warn and fail suspend. 1197 * 1198 * http://bugzilla.kernel.org/show_bug.cgi?id=12276 1199 * 1200 * Use dates instead of versions to match as HP is 1201 * apparently recycling both product and version 1202 * strings. 1203 * 1204 * http://bugzilla.kernel.org/show_bug.cgi?id=15462 1205 */ 1206 { 1207 .ident = "dv4", 1208 .matches = { 1209 DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"), 1210 DMI_MATCH(DMI_PRODUCT_NAME, 1211 "HP Pavilion dv4 Notebook PC"), 1212 }, 1213 .driver_data = "20090105", /* F.30 */ 1214 }, 1215 { 1216 .ident = "dv5", 1217 .matches = { 1218 DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"), 1219 DMI_MATCH(DMI_PRODUCT_NAME, 1220 "HP Pavilion dv5 Notebook PC"), 1221 }, 1222 .driver_data = "20090506", /* F.16 */ 1223 }, 1224 { 1225 .ident = "dv6", 1226 .matches = { 1227 DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"), 1228 DMI_MATCH(DMI_PRODUCT_NAME, 1229 "HP Pavilion dv6 Notebook PC"), 1230 }, 1231 .driver_data = "20090423", /* F.21 */ 1232 }, 1233 { 1234 .ident = "HDX18", 1235 .matches = { 1236 DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"), 1237 DMI_MATCH(DMI_PRODUCT_NAME, 1238 "HP HDX18 Notebook PC"), 1239 }, 1240 .driver_data = "20090430", /* F.23 */ 1241 }, 1242 /* 1243 * Acer eMachines G725 has the same problem. BIOS 1244 * V1.03 is known to be broken. V3.04 is known to 1245 * work. Between, there are V1.06, V2.06 and V3.03 1246 * that we don't have much idea about. For now, 1247 * blacklist anything older than V3.04. 1248 * 1249 * http://bugzilla.kernel.org/show_bug.cgi?id=15104 1250 */ 1251 { 1252 .ident = "G725", 1253 .matches = { 1254 DMI_MATCH(DMI_SYS_VENDOR, "eMachines"), 1255 DMI_MATCH(DMI_PRODUCT_NAME, "eMachines G725"), 1256 }, 1257 .driver_data = "20091216", /* V3.04 */ 1258 }, 1259 { } /* terminate list */ 1260 }; 1261 const struct dmi_system_id *dmi = dmi_first_match(sysids); 1262 int year, month, date; 1263 char buf[9]; 1264 1265 if (!dmi || pdev->bus->number || pdev->devfn != PCI_DEVFN(0x1f, 2)) 1266 return false; 1267 1268 dmi_get_date(DMI_BIOS_DATE, &year, &month, &date); 1269 snprintf(buf, sizeof(buf), "%04d%02d%02d", year, month, date); 1270 1271 return strcmp(buf, dmi->driver_data) < 0; 1272 } 1273 1274 static bool ahci_broken_lpm(struct pci_dev *pdev) 1275 { 1276 static const struct dmi_system_id sysids[] = { 1277 /* Various Lenovo 50 series have LPM issues with older BIOSen */ 1278 { 1279 .matches = { 1280 DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"), 1281 DMI_MATCH(DMI_PRODUCT_VERSION, "ThinkPad X250"), 1282 }, 1283 .driver_data = "20180406", /* 1.31 */ 1284 }, 1285 { 1286 .matches = { 1287 DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"), 1288 DMI_MATCH(DMI_PRODUCT_VERSION, "ThinkPad L450"), 1289 }, 1290 .driver_data = "20180420", /* 1.28 */ 1291 }, 1292 { 1293 .matches = { 1294 DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"), 1295 DMI_MATCH(DMI_PRODUCT_VERSION, "ThinkPad T450s"), 1296 }, 1297 .driver_data = "20180315", /* 1.33 */ 1298 }, 1299 { 1300 .matches = { 1301 DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"), 1302 DMI_MATCH(DMI_PRODUCT_VERSION, "ThinkPad W541"), 1303 }, 1304 /* 1305 * Note date based on release notes, 2.35 has been 1306 * reported to be good, but I've been unable to get 1307 * a hold of the reporter to get the DMI BIOS date. 1308 * TODO: fix this. 1309 */ 1310 .driver_data = "20180310", /* 2.35 */ 1311 }, 1312 { } /* terminate list */ 1313 }; 1314 const struct dmi_system_id *dmi = dmi_first_match(sysids); 1315 int year, month, date; 1316 char buf[9]; 1317 1318 if (!dmi) 1319 return false; 1320 1321 dmi_get_date(DMI_BIOS_DATE, &year, &month, &date); 1322 snprintf(buf, sizeof(buf), "%04d%02d%02d", year, month, date); 1323 1324 return strcmp(buf, dmi->driver_data) < 0; 1325 } 1326 1327 static bool ahci_broken_online(struct pci_dev *pdev) 1328 { 1329 #define ENCODE_BUSDEVFN(bus, slot, func) \ 1330 (void *)(unsigned long)(((bus) << 8) | PCI_DEVFN((slot), (func))) 1331 static const struct dmi_system_id sysids[] = { 1332 /* 1333 * There are several gigabyte boards which use 1334 * SIMG5723s configured as hardware RAID. Certain 1335 * 5723 firmware revisions shipped there keep the link 1336 * online but fail to answer properly to SRST or 1337 * IDENTIFY when no device is attached downstream 1338 * causing libata to retry quite a few times leading 1339 * to excessive detection delay. 1340 * 1341 * As these firmwares respond to the second reset try 1342 * with invalid device signature, considering unknown 1343 * sig as offline works around the problem acceptably. 1344 */ 1345 { 1346 .ident = "EP45-DQ6", 1347 .matches = { 1348 DMI_MATCH(DMI_BOARD_VENDOR, 1349 "Gigabyte Technology Co., Ltd."), 1350 DMI_MATCH(DMI_BOARD_NAME, "EP45-DQ6"), 1351 }, 1352 .driver_data = ENCODE_BUSDEVFN(0x0a, 0x00, 0), 1353 }, 1354 { 1355 .ident = "EP45-DS5", 1356 .matches = { 1357 DMI_MATCH(DMI_BOARD_VENDOR, 1358 "Gigabyte Technology Co., Ltd."), 1359 DMI_MATCH(DMI_BOARD_NAME, "EP45-DS5"), 1360 }, 1361 .driver_data = ENCODE_BUSDEVFN(0x03, 0x00, 0), 1362 }, 1363 { } /* terminate list */ 1364 }; 1365 #undef ENCODE_BUSDEVFN 1366 const struct dmi_system_id *dmi = dmi_first_match(sysids); 1367 unsigned int val; 1368 1369 if (!dmi) 1370 return false; 1371 1372 val = (unsigned long)dmi->driver_data; 1373 1374 return pdev->bus->number == (val >> 8) && pdev->devfn == (val & 0xff); 1375 } 1376 1377 static bool ahci_broken_devslp(struct pci_dev *pdev) 1378 { 1379 /* device with broken DEVSLP but still showing SDS capability */ 1380 static const struct pci_device_id ids[] = { 1381 { PCI_VDEVICE(INTEL, 0x0f23)}, /* Valleyview SoC */ 1382 {} 1383 }; 1384 1385 return pci_match_id(ids, pdev); 1386 } 1387 1388 #ifdef CONFIG_ATA_ACPI 1389 static void ahci_gtf_filter_workaround(struct ata_host *host) 1390 { 1391 static const struct dmi_system_id sysids[] = { 1392 /* 1393 * Aspire 3810T issues a bunch of SATA enable commands 1394 * via _GTF including an invalid one and one which is 1395 * rejected by the device. Among the successful ones 1396 * is FPDMA non-zero offset enable which when enabled 1397 * only on the drive side leads to NCQ command 1398 * failures. Filter it out. 1399 */ 1400 { 1401 .ident = "Aspire 3810T", 1402 .matches = { 1403 DMI_MATCH(DMI_SYS_VENDOR, "Acer"), 1404 DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 3810T"), 1405 }, 1406 .driver_data = (void *)ATA_ACPI_FILTER_FPDMA_OFFSET, 1407 }, 1408 { } 1409 }; 1410 const struct dmi_system_id *dmi = dmi_first_match(sysids); 1411 unsigned int filter; 1412 int i; 1413 1414 if (!dmi) 1415 return; 1416 1417 filter = (unsigned long)dmi->driver_data; 1418 dev_info(host->dev, "applying extra ACPI _GTF filter 0x%x for %s\n", 1419 filter, dmi->ident); 1420 1421 for (i = 0; i < host->n_ports; i++) { 1422 struct ata_port *ap = host->ports[i]; 1423 struct ata_link *link; 1424 struct ata_device *dev; 1425 1426 ata_for_each_link(link, ap, EDGE) 1427 ata_for_each_dev(dev, link, ALL) 1428 dev->gtf_filter |= filter; 1429 } 1430 } 1431 #else 1432 static inline void ahci_gtf_filter_workaround(struct ata_host *host) 1433 {} 1434 #endif 1435 1436 /* 1437 * On the Acer Aspire Switch Alpha 12, sometimes all SATA ports are detected 1438 * as DUMMY, or detected but eventually get a "link down" and never get up 1439 * again. When this happens, CAP.NP may hold a value of 0x00 or 0x01, and the 1440 * port_map may hold a value of 0x00. 1441 * 1442 * Overriding CAP.NP to 0x02 and the port_map to 0x7 will reveal all 3 ports 1443 * and can significantly reduce the occurrence of the problem. 1444 * 1445 * https://bugzilla.kernel.org/show_bug.cgi?id=189471 1446 */ 1447 static void acer_sa5_271_workaround(struct ahci_host_priv *hpriv, 1448 struct pci_dev *pdev) 1449 { 1450 static const struct dmi_system_id sysids[] = { 1451 { 1452 .ident = "Acer Switch Alpha 12", 1453 .matches = { 1454 DMI_MATCH(DMI_SYS_VENDOR, "Acer"), 1455 DMI_MATCH(DMI_PRODUCT_NAME, "Switch SA5-271") 1456 }, 1457 }, 1458 { } 1459 }; 1460 1461 if (dmi_check_system(sysids)) { 1462 dev_info(&pdev->dev, "enabling Acer Switch Alpha 12 workaround\n"); 1463 if ((hpriv->saved_cap & 0xC734FF00) == 0xC734FF00) { 1464 hpriv->port_map = 0x7; 1465 hpriv->cap = 0xC734FF02; 1466 } 1467 } 1468 } 1469 1470 #ifdef CONFIG_ARM64 1471 /* 1472 * Due to ERRATA#22536, ThunderX needs to handle HOST_IRQ_STAT differently. 1473 * Workaround is to make sure all pending IRQs are served before leaving 1474 * handler. 1475 */ 1476 static irqreturn_t ahci_thunderx_irq_handler(int irq, void *dev_instance) 1477 { 1478 struct ata_host *host = dev_instance; 1479 struct ahci_host_priv *hpriv; 1480 unsigned int rc = 0; 1481 void __iomem *mmio; 1482 u32 irq_stat, irq_masked; 1483 unsigned int handled = 1; 1484 1485 hpriv = host->private_data; 1486 mmio = hpriv->mmio; 1487 irq_stat = readl(mmio + HOST_IRQ_STAT); 1488 if (!irq_stat) 1489 return IRQ_NONE; 1490 1491 do { 1492 irq_masked = irq_stat & hpriv->port_map; 1493 spin_lock(&host->lock); 1494 rc = ahci_handle_port_intr(host, irq_masked); 1495 if (!rc) 1496 handled = 0; 1497 writel(irq_stat, mmio + HOST_IRQ_STAT); 1498 irq_stat = readl(mmio + HOST_IRQ_STAT); 1499 spin_unlock(&host->lock); 1500 } while (irq_stat); 1501 1502 return IRQ_RETVAL(handled); 1503 } 1504 #endif 1505 1506 static void ahci_remap_check(struct pci_dev *pdev, int bar, 1507 struct ahci_host_priv *hpriv) 1508 { 1509 int i; 1510 u32 cap; 1511 1512 /* 1513 * Check if this device might have remapped nvme devices. 1514 */ 1515 if (pdev->vendor != PCI_VENDOR_ID_INTEL || 1516 pci_resource_len(pdev, bar) < SZ_512K || 1517 bar != AHCI_PCI_BAR_STANDARD || 1518 !(readl(hpriv->mmio + AHCI_VSCAP) & 1)) 1519 return; 1520 1521 cap = readq(hpriv->mmio + AHCI_REMAP_CAP); 1522 for (i = 0; i < AHCI_MAX_REMAP; i++) { 1523 if ((cap & (1 << i)) == 0) 1524 continue; 1525 if (readl(hpriv->mmio + ahci_remap_dcc(i)) 1526 != PCI_CLASS_STORAGE_EXPRESS) 1527 continue; 1528 1529 /* We've found a remapped device */ 1530 hpriv->remapped_nvme++; 1531 } 1532 1533 if (!hpriv->remapped_nvme) 1534 return; 1535 1536 dev_warn(&pdev->dev, "Found %u remapped NVMe devices.\n", 1537 hpriv->remapped_nvme); 1538 dev_warn(&pdev->dev, 1539 "Switch your BIOS from RAID to AHCI mode to use them.\n"); 1540 1541 /* 1542 * Don't rely on the msi-x capability in the remap case, 1543 * share the legacy interrupt across ahci and remapped devices. 1544 */ 1545 hpriv->flags |= AHCI_HFLAG_NO_MSI; 1546 } 1547 1548 static int ahci_get_irq_vector(struct ata_host *host, int port) 1549 { 1550 return pci_irq_vector(to_pci_dev(host->dev), port); 1551 } 1552 1553 static int ahci_init_msi(struct pci_dev *pdev, unsigned int n_ports, 1554 struct ahci_host_priv *hpriv) 1555 { 1556 int nvec; 1557 1558 if (hpriv->flags & AHCI_HFLAG_NO_MSI) 1559 return -ENODEV; 1560 1561 /* 1562 * If number of MSIs is less than number of ports then Sharing Last 1563 * Message mode could be enforced. In this case assume that advantage 1564 * of multipe MSIs is negated and use single MSI mode instead. 1565 */ 1566 if (n_ports > 1) { 1567 nvec = pci_alloc_irq_vectors(pdev, n_ports, INT_MAX, 1568 PCI_IRQ_MSIX | PCI_IRQ_MSI); 1569 if (nvec > 0) { 1570 if (!(readl(hpriv->mmio + HOST_CTL) & HOST_MRSM)) { 1571 hpriv->get_irq_vector = ahci_get_irq_vector; 1572 hpriv->flags |= AHCI_HFLAG_MULTI_MSI; 1573 return nvec; 1574 } 1575 1576 /* 1577 * Fallback to single MSI mode if the controller 1578 * enforced MRSM mode. 1579 */ 1580 printk(KERN_INFO 1581 "ahci: MRSM is on, fallback to single MSI\n"); 1582 pci_free_irq_vectors(pdev); 1583 } 1584 } 1585 1586 /* 1587 * If the host is not capable of supporting per-port vectors, fall 1588 * back to single MSI before finally attempting single MSI-X. 1589 */ 1590 nvec = pci_alloc_irq_vectors(pdev, 1, 1, PCI_IRQ_MSI); 1591 if (nvec == 1) 1592 return nvec; 1593 return pci_alloc_irq_vectors(pdev, 1, 1, PCI_IRQ_MSIX); 1594 } 1595 1596 static void ahci_update_initial_lpm_policy(struct ata_port *ap, 1597 struct ahci_host_priv *hpriv) 1598 { 1599 int policy = CONFIG_SATA_MOBILE_LPM_POLICY; 1600 1601 1602 /* Ignore processing for chipsets that don't use policy */ 1603 if (!(hpriv->flags & AHCI_HFLAG_USE_LPM_POLICY)) 1604 return; 1605 1606 /* user modified policy via module param */ 1607 if (mobile_lpm_policy != -1) { 1608 policy = mobile_lpm_policy; 1609 goto update_policy; 1610 } 1611 1612 #ifdef CONFIG_ACPI 1613 if (policy > ATA_LPM_MED_POWER && 1614 (acpi_gbl_FADT.flags & ACPI_FADT_LOW_POWER_S0)) { 1615 if (hpriv->cap & HOST_CAP_PART) 1616 policy = ATA_LPM_MIN_POWER_WITH_PARTIAL; 1617 else if (hpriv->cap & HOST_CAP_SSC) 1618 policy = ATA_LPM_MIN_POWER; 1619 } 1620 #endif 1621 1622 update_policy: 1623 if (policy >= ATA_LPM_UNKNOWN && policy <= ATA_LPM_MIN_POWER) 1624 ap->target_lpm_policy = policy; 1625 } 1626 1627 static void ahci_intel_pcs_quirk(struct pci_dev *pdev, struct ahci_host_priv *hpriv) 1628 { 1629 const struct pci_device_id *id = pci_match_id(ahci_pci_tbl, pdev); 1630 u16 tmp16; 1631 1632 /* 1633 * Only apply the 6-port PCS quirk for known legacy platforms. 1634 */ 1635 if (!id || id->vendor != PCI_VENDOR_ID_INTEL) 1636 return; 1637 1638 /* Skip applying the quirk on Denverton and beyond */ 1639 if (((enum board_ids) id->driver_data) >= board_ahci_pcs7) 1640 return; 1641 1642 /* 1643 * port_map is determined from PORTS_IMPL PCI register which is 1644 * implemented as write or write-once register. If the register 1645 * isn't programmed, ahci automatically generates it from number 1646 * of ports, which is good enough for PCS programming. It is 1647 * otherwise expected that platform firmware enables the ports 1648 * before the OS boots. 1649 */ 1650 pci_read_config_word(pdev, PCS_6, &tmp16); 1651 if ((tmp16 & hpriv->port_map) != hpriv->port_map) { 1652 tmp16 |= hpriv->port_map; 1653 pci_write_config_word(pdev, PCS_6, tmp16); 1654 } 1655 } 1656 1657 static ssize_t remapped_nvme_show(struct device *dev, 1658 struct device_attribute *attr, 1659 char *buf) 1660 { 1661 struct ata_host *host = dev_get_drvdata(dev); 1662 struct ahci_host_priv *hpriv = host->private_data; 1663 1664 return sysfs_emit(buf, "%u\n", hpriv->remapped_nvme); 1665 } 1666 1667 static DEVICE_ATTR_RO(remapped_nvme); 1668 1669 static int ahci_init_one(struct pci_dev *pdev, const struct pci_device_id *ent) 1670 { 1671 unsigned int board_id = ent->driver_data; 1672 struct ata_port_info pi = ahci_port_info[board_id]; 1673 const struct ata_port_info *ppi[] = { &pi, NULL }; 1674 struct device *dev = &pdev->dev; 1675 struct ahci_host_priv *hpriv; 1676 struct ata_host *host; 1677 int n_ports, i, rc; 1678 int ahci_pci_bar = AHCI_PCI_BAR_STANDARD; 1679 1680 WARN_ON((int)ATA_MAX_QUEUE > AHCI_MAX_CMDS); 1681 1682 ata_print_version_once(&pdev->dev, DRV_VERSION); 1683 1684 /* The AHCI driver can only drive the SATA ports, the PATA driver 1685 can drive them all so if both drivers are selected make sure 1686 AHCI stays out of the way */ 1687 if (pdev->vendor == PCI_VENDOR_ID_MARVELL && !marvell_enable) 1688 return -ENODEV; 1689 1690 /* Apple BIOS on MCP89 prevents us using AHCI */ 1691 if (is_mcp89_apple(pdev)) 1692 ahci_mcp89_apple_enable(pdev); 1693 1694 /* Promise's PDC42819 is a SAS/SATA controller that has an AHCI mode. 1695 * At the moment, we can only use the AHCI mode. Let the users know 1696 * that for SAS drives they're out of luck. 1697 */ 1698 if (pdev->vendor == PCI_VENDOR_ID_PROMISE) 1699 dev_info(&pdev->dev, 1700 "PDC42819 can only drive SATA devices with this driver\n"); 1701 1702 /* Some devices use non-standard BARs */ 1703 if (pdev->vendor == PCI_VENDOR_ID_STMICRO && pdev->device == 0xCC06) 1704 ahci_pci_bar = AHCI_PCI_BAR_STA2X11; 1705 else if (pdev->vendor == 0x1c44 && pdev->device == 0x8000) 1706 ahci_pci_bar = AHCI_PCI_BAR_ENMOTUS; 1707 else if (pdev->vendor == PCI_VENDOR_ID_CAVIUM) { 1708 if (pdev->device == 0xa01c) 1709 ahci_pci_bar = AHCI_PCI_BAR_CAVIUM; 1710 if (pdev->device == 0xa084) 1711 ahci_pci_bar = AHCI_PCI_BAR_CAVIUM_GEN5; 1712 } else if (pdev->vendor == PCI_VENDOR_ID_LOONGSON) { 1713 if (pdev->device == 0x7a08) 1714 ahci_pci_bar = AHCI_PCI_BAR_LOONGSON; 1715 } 1716 1717 /* acquire resources */ 1718 rc = pcim_enable_device(pdev); 1719 if (rc) 1720 return rc; 1721 1722 if (pdev->vendor == PCI_VENDOR_ID_INTEL && 1723 (pdev->device == 0x2652 || pdev->device == 0x2653)) { 1724 u8 map; 1725 1726 /* ICH6s share the same PCI ID for both piix and ahci 1727 * modes. Enabling ahci mode while MAP indicates 1728 * combined mode is a bad idea. Yield to ata_piix. 1729 */ 1730 pci_read_config_byte(pdev, ICH_MAP, &map); 1731 if (map & 0x3) { 1732 dev_info(&pdev->dev, 1733 "controller is in combined mode, can't enable AHCI mode\n"); 1734 return -ENODEV; 1735 } 1736 } 1737 1738 /* AHCI controllers often implement SFF compatible interface. 1739 * Grab all PCI BARs just in case. 1740 */ 1741 rc = pcim_iomap_regions_request_all(pdev, 1 << ahci_pci_bar, DRV_NAME); 1742 if (rc == -EBUSY) 1743 pcim_pin_device(pdev); 1744 if (rc) 1745 return rc; 1746 1747 hpriv = devm_kzalloc(dev, sizeof(*hpriv), GFP_KERNEL); 1748 if (!hpriv) 1749 return -ENOMEM; 1750 hpriv->flags |= (unsigned long)pi.private_data; 1751 1752 /* MCP65 revision A1 and A2 can't do MSI */ 1753 if (board_id == board_ahci_mcp65 && 1754 (pdev->revision == 0xa1 || pdev->revision == 0xa2)) 1755 hpriv->flags |= AHCI_HFLAG_NO_MSI; 1756 1757 /* SB800 does NOT need the workaround to ignore SERR_INTERNAL */ 1758 if (board_id == board_ahci_sb700 && pdev->revision >= 0x40) 1759 hpriv->flags &= ~AHCI_HFLAG_IGN_SERR_INTERNAL; 1760 1761 /* only some SB600s can do 64bit DMA */ 1762 if (ahci_sb600_enable_64bit(pdev)) 1763 hpriv->flags &= ~AHCI_HFLAG_32BIT_ONLY; 1764 1765 hpriv->mmio = pcim_iomap_table(pdev)[ahci_pci_bar]; 1766 1767 /* detect remapped nvme devices */ 1768 ahci_remap_check(pdev, ahci_pci_bar, hpriv); 1769 1770 sysfs_add_file_to_group(&pdev->dev.kobj, 1771 &dev_attr_remapped_nvme.attr, 1772 NULL); 1773 1774 /* must set flag prior to save config in order to take effect */ 1775 if (ahci_broken_devslp(pdev)) 1776 hpriv->flags |= AHCI_HFLAG_NO_DEVSLP; 1777 1778 #ifdef CONFIG_ARM64 1779 if (pdev->vendor == PCI_VENDOR_ID_HUAWEI && 1780 pdev->device == 0xa235 && 1781 pdev->revision < 0x30) 1782 hpriv->flags |= AHCI_HFLAG_NO_SXS; 1783 1784 if (pdev->vendor == 0x177d && pdev->device == 0xa01c) 1785 hpriv->irq_handler = ahci_thunderx_irq_handler; 1786 #endif 1787 1788 /* save initial config */ 1789 ahci_pci_save_initial_config(pdev, hpriv); 1790 1791 /* 1792 * If platform firmware failed to enable ports, try to enable 1793 * them here. 1794 */ 1795 ahci_intel_pcs_quirk(pdev, hpriv); 1796 1797 /* prepare host */ 1798 if (hpriv->cap & HOST_CAP_NCQ) { 1799 pi.flags |= ATA_FLAG_NCQ; 1800 /* 1801 * Auto-activate optimization is supposed to be 1802 * supported on all AHCI controllers indicating NCQ 1803 * capability, but it seems to be broken on some 1804 * chipsets including NVIDIAs. 1805 */ 1806 if (!(hpriv->flags & AHCI_HFLAG_NO_FPDMA_AA)) 1807 pi.flags |= ATA_FLAG_FPDMA_AA; 1808 1809 /* 1810 * All AHCI controllers should be forward-compatible 1811 * with the new auxiliary field. This code should be 1812 * conditionalized if any buggy AHCI controllers are 1813 * encountered. 1814 */ 1815 pi.flags |= ATA_FLAG_FPDMA_AUX; 1816 } 1817 1818 if (hpriv->cap & HOST_CAP_PMP) 1819 pi.flags |= ATA_FLAG_PMP; 1820 1821 ahci_set_em_messages(hpriv, &pi); 1822 1823 if (ahci_broken_system_poweroff(pdev)) { 1824 pi.flags |= ATA_FLAG_NO_POWEROFF_SPINDOWN; 1825 dev_info(&pdev->dev, 1826 "quirky BIOS, skipping spindown on poweroff\n"); 1827 } 1828 1829 if (ahci_broken_lpm(pdev)) { 1830 pi.flags |= ATA_FLAG_NO_LPM; 1831 dev_warn(&pdev->dev, 1832 "BIOS update required for Link Power Management support\n"); 1833 } 1834 1835 if (ahci_broken_suspend(pdev)) { 1836 hpriv->flags |= AHCI_HFLAG_NO_SUSPEND; 1837 dev_warn(&pdev->dev, 1838 "BIOS update required for suspend/resume\n"); 1839 } 1840 1841 if (ahci_broken_online(pdev)) { 1842 hpriv->flags |= AHCI_HFLAG_SRST_TOUT_IS_OFFLINE; 1843 dev_info(&pdev->dev, 1844 "online status unreliable, applying workaround\n"); 1845 } 1846 1847 1848 /* Acer SA5-271 workaround modifies private_data */ 1849 acer_sa5_271_workaround(hpriv, pdev); 1850 1851 /* CAP.NP sometimes indicate the index of the last enabled 1852 * port, at other times, that of the last possible port, so 1853 * determining the maximum port number requires looking at 1854 * both CAP.NP and port_map. 1855 */ 1856 n_ports = max(ahci_nr_ports(hpriv->cap), fls(hpriv->port_map)); 1857 1858 host = ata_host_alloc_pinfo(&pdev->dev, ppi, n_ports); 1859 if (!host) 1860 return -ENOMEM; 1861 host->private_data = hpriv; 1862 1863 if (ahci_init_msi(pdev, n_ports, hpriv) < 0) { 1864 /* legacy intx interrupts */ 1865 pci_intx(pdev, 1); 1866 } 1867 hpriv->irq = pci_irq_vector(pdev, 0); 1868 1869 if (!(hpriv->cap & HOST_CAP_SSS) || ahci_ignore_sss) 1870 host->flags |= ATA_HOST_PARALLEL_SCAN; 1871 else 1872 dev_info(&pdev->dev, "SSS flag set, parallel bus scan disabled\n"); 1873 1874 if (pi.flags & ATA_FLAG_EM) 1875 ahci_reset_em(host); 1876 1877 for (i = 0; i < host->n_ports; i++) { 1878 struct ata_port *ap = host->ports[i]; 1879 1880 ata_port_pbar_desc(ap, ahci_pci_bar, -1, "abar"); 1881 ata_port_pbar_desc(ap, ahci_pci_bar, 1882 0x100 + ap->port_no * 0x80, "port"); 1883 1884 /* set enclosure management message type */ 1885 if (ap->flags & ATA_FLAG_EM) 1886 ap->em_message_type = hpriv->em_msg_type; 1887 1888 ahci_update_initial_lpm_policy(ap, hpriv); 1889 1890 /* disabled/not-implemented port */ 1891 if (!(hpriv->port_map & (1 << i))) 1892 ap->ops = &ata_dummy_port_ops; 1893 } 1894 1895 /* apply workaround for ASUS P5W DH Deluxe mainboard */ 1896 ahci_p5wdh_workaround(host); 1897 1898 /* apply gtf filter quirk */ 1899 ahci_gtf_filter_workaround(host); 1900 1901 /* initialize adapter */ 1902 rc = ahci_configure_dma_masks(pdev, hpriv->cap & HOST_CAP_64); 1903 if (rc) 1904 return rc; 1905 1906 rc = ahci_reset_controller(host); 1907 if (rc) 1908 return rc; 1909 1910 ahci_pci_init_controller(host); 1911 ahci_pci_print_info(host); 1912 1913 pci_set_master(pdev); 1914 1915 rc = ahci_host_activate(host, &ahci_sht); 1916 if (rc) 1917 return rc; 1918 1919 pm_runtime_put_noidle(&pdev->dev); 1920 return 0; 1921 } 1922 1923 static void ahci_shutdown_one(struct pci_dev *pdev) 1924 { 1925 ata_pci_shutdown_one(pdev); 1926 } 1927 1928 static void ahci_remove_one(struct pci_dev *pdev) 1929 { 1930 sysfs_remove_file_from_group(&pdev->dev.kobj, 1931 &dev_attr_remapped_nvme.attr, 1932 NULL); 1933 pm_runtime_get_noresume(&pdev->dev); 1934 ata_pci_remove_one(pdev); 1935 } 1936 1937 module_pci_driver(ahci_pci_driver); 1938 1939 MODULE_AUTHOR("Jeff Garzik"); 1940 MODULE_DESCRIPTION("AHCI SATA low-level driver"); 1941 MODULE_LICENSE("GPL"); 1942 MODULE_DEVICE_TABLE(pci, ahci_pci_tbl); 1943 MODULE_VERSION(DRV_VERSION); 1944