Commit | Line | Data |
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1da177e4 LT |
1 | /* |
2 | * ahci.c - AHCI SATA support | |
3 | * | |
8c3d3d4b | 4 | * Maintained by: Tejun Heo <tj@kernel.org> |
af36d7f0 JG |
5 | * Please ALWAYS copy linux-ide@vger.kernel.org |
6 | * on emails. | |
7 | * | |
8 | * Copyright 2004-2005 Red Hat, Inc. | |
9 | * | |
10 | * | |
11 | * This program is free software; you can redistribute it and/or modify | |
12 | * it under the terms of the GNU General Public License as published by | |
13 | * the Free Software Foundation; either version 2, or (at your option) | |
14 | * any later version. | |
15 | * | |
16 | * This program is distributed in the hope that it will be useful, | |
17 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
18 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
19 | * GNU General Public License for more details. | |
20 | * | |
21 | * You should have received a copy of the GNU General Public License | |
22 | * along with this program; see the file COPYING. If not, write to | |
23 | * the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. | |
24 | * | |
25 | * | |
26 | * libata documentation is available via 'make {ps|pdf}docs', | |
27 | * as Documentation/DocBook/libata.* | |
28 | * | |
29 | * AHCI hardware documentation: | |
1da177e4 | 30 | * http://www.intel.com/technology/serialata/pdf/rev1_0.pdf |
af36d7f0 | 31 | * http://www.intel.com/technology/serialata/pdf/rev1_1.pdf |
1da177e4 LT |
32 | * |
33 | */ | |
34 | ||
35 | #include <linux/kernel.h> | |
36 | #include <linux/module.h> | |
37 | #include <linux/pci.h> | |
38 | #include <linux/init.h> | |
39 | #include <linux/blkdev.h> | |
40 | #include <linux/delay.h> | |
41 | #include <linux/interrupt.h> | |
87507cfd | 42 | #include <linux/dma-mapping.h> |
a9524a76 | 43 | #include <linux/device.h> |
edc93052 | 44 | #include <linux/dmi.h> |
5a0e3ad6 | 45 | #include <linux/gfp.h> |
1da177e4 | 46 | #include <scsi/scsi_host.h> |
193515d5 | 47 | #include <scsi/scsi_cmnd.h> |
1da177e4 | 48 | #include <linux/libata.h> |
365cfa1e | 49 | #include "ahci.h" |
1da177e4 LT |
50 | |
51 | #define DRV_NAME "ahci" | |
7d50b60b | 52 | #define DRV_VERSION "3.0" |
1da177e4 | 53 | |
1da177e4 | 54 | enum { |
318893e1 | 55 | AHCI_PCI_BAR_STA2X11 = 0, |
7f9c9f8e | 56 | AHCI_PCI_BAR_ENMOTUS = 2, |
318893e1 | 57 | AHCI_PCI_BAR_STANDARD = 5, |
441577ef TH |
58 | }; |
59 | ||
60 | enum board_ids { | |
61 | /* board IDs by feature in alphabetical order */ | |
62 | board_ahci, | |
63 | board_ahci_ign_iferr, | |
64 | board_ahci_nosntf, | |
5f173107 | 65 | board_ahci_yes_fbs, |
1da177e4 | 66 | |
441577ef TH |
67 | /* board IDs for specific chipsets in alphabetical order */ |
68 | board_ahci_mcp65, | |
83f2b963 TH |
69 | board_ahci_mcp77, |
70 | board_ahci_mcp89, | |
441577ef TH |
71 | board_ahci_mv, |
72 | board_ahci_sb600, | |
73 | board_ahci_sb700, /* for SB700 and SB800 */ | |
74 | board_ahci_vt8251, | |
75 | ||
76 | /* aliases */ | |
77 | board_ahci_mcp_linux = board_ahci_mcp65, | |
78 | board_ahci_mcp67 = board_ahci_mcp65, | |
79 | board_ahci_mcp73 = board_ahci_mcp65, | |
83f2b963 | 80 | board_ahci_mcp79 = board_ahci_mcp77, |
1da177e4 LT |
81 | }; |
82 | ||
2dcb407e | 83 | static int ahci_init_one(struct pci_dev *pdev, const struct pci_device_id *ent); |
a1efdaba TH |
84 | static int ahci_vt8251_hardreset(struct ata_link *link, unsigned int *class, |
85 | unsigned long deadline); | |
86 | static int ahci_p5wdh_hardreset(struct ata_link *link, unsigned int *class, | |
87 | unsigned long deadline); | |
438ac6d5 | 88 | #ifdef CONFIG_PM |
c1332875 TH |
89 | static int ahci_pci_device_suspend(struct pci_dev *pdev, pm_message_t mesg); |
90 | static int ahci_pci_device_resume(struct pci_dev *pdev); | |
438ac6d5 | 91 | #endif |
ad616ffb | 92 | |
fad16e7a TH |
93 | static struct scsi_host_template ahci_sht = { |
94 | AHCI_SHT("ahci"), | |
95 | }; | |
96 | ||
029cfd6b TH |
97 | static struct ata_port_operations ahci_vt8251_ops = { |
98 | .inherits = &ahci_ops, | |
a1efdaba | 99 | .hardreset = ahci_vt8251_hardreset, |
029cfd6b | 100 | }; |
edc93052 | 101 | |
029cfd6b TH |
102 | static struct ata_port_operations ahci_p5wdh_ops = { |
103 | .inherits = &ahci_ops, | |
a1efdaba | 104 | .hardreset = ahci_p5wdh_hardreset, |
edc93052 TH |
105 | }; |
106 | ||
98ac62de | 107 | static const struct ata_port_info ahci_port_info[] = { |
441577ef | 108 | /* by features */ |
facb8fa6 | 109 | [board_ahci] = { |
1188c0d8 | 110 | .flags = AHCI_FLAG_COMMON, |
14bdef98 | 111 | .pio_mask = ATA_PIO4, |
469248ab | 112 | .udma_mask = ATA_UDMA6, |
1da177e4 LT |
113 | .port_ops = &ahci_ops, |
114 | }, | |
facb8fa6 | 115 | [board_ahci_ign_iferr] = { |
441577ef | 116 | AHCI_HFLAGS (AHCI_HFLAG_IGN_IRQ_IF_ERR), |
417a1a6d | 117 | .flags = AHCI_FLAG_COMMON, |
14bdef98 | 118 | .pio_mask = ATA_PIO4, |
469248ab | 119 | .udma_mask = ATA_UDMA6, |
441577ef | 120 | .port_ops = &ahci_ops, |
bf2af2a2 | 121 | }, |
facb8fa6 | 122 | [board_ahci_nosntf] = { |
441577ef | 123 | AHCI_HFLAGS (AHCI_HFLAG_NO_SNTF), |
417a1a6d | 124 | .flags = AHCI_FLAG_COMMON, |
14bdef98 | 125 | .pio_mask = ATA_PIO4, |
469248ab | 126 | .udma_mask = ATA_UDMA6, |
41669553 TH |
127 | .port_ops = &ahci_ops, |
128 | }, | |
facb8fa6 | 129 | [board_ahci_yes_fbs] = { |
5f173107 TH |
130 | AHCI_HFLAGS (AHCI_HFLAG_YES_FBS), |
131 | .flags = AHCI_FLAG_COMMON, | |
132 | .pio_mask = ATA_PIO4, | |
133 | .udma_mask = ATA_UDMA6, | |
134 | .port_ops = &ahci_ops, | |
135 | }, | |
441577ef | 136 | /* by chipsets */ |
facb8fa6 | 137 | [board_ahci_mcp65] = { |
83f2b963 TH |
138 | AHCI_HFLAGS (AHCI_HFLAG_NO_FPDMA_AA | AHCI_HFLAG_NO_PMP | |
139 | AHCI_HFLAG_YES_NCQ), | |
ae01b249 | 140 | .flags = AHCI_FLAG_COMMON | ATA_FLAG_NO_DIPM, |
83f2b963 TH |
141 | .pio_mask = ATA_PIO4, |
142 | .udma_mask = ATA_UDMA6, | |
143 | .port_ops = &ahci_ops, | |
144 | }, | |
facb8fa6 | 145 | [board_ahci_mcp77] = { |
83f2b963 TH |
146 | AHCI_HFLAGS (AHCI_HFLAG_NO_FPDMA_AA | AHCI_HFLAG_NO_PMP), |
147 | .flags = AHCI_FLAG_COMMON, | |
148 | .pio_mask = ATA_PIO4, | |
149 | .udma_mask = ATA_UDMA6, | |
150 | .port_ops = &ahci_ops, | |
151 | }, | |
facb8fa6 | 152 | [board_ahci_mcp89] = { |
83f2b963 | 153 | AHCI_HFLAGS (AHCI_HFLAG_NO_FPDMA_AA), |
417a1a6d | 154 | .flags = AHCI_FLAG_COMMON, |
14bdef98 | 155 | .pio_mask = ATA_PIO4, |
469248ab | 156 | .udma_mask = ATA_UDMA6, |
441577ef | 157 | .port_ops = &ahci_ops, |
55a61604 | 158 | }, |
facb8fa6 | 159 | [board_ahci_mv] = { |
417a1a6d | 160 | AHCI_HFLAGS (AHCI_HFLAG_NO_NCQ | AHCI_HFLAG_NO_MSI | |
17248461 | 161 | AHCI_HFLAG_MV_PATA | AHCI_HFLAG_NO_PMP), |
9cbe056f | 162 | .flags = ATA_FLAG_SATA | ATA_FLAG_PIO_DMA, |
14bdef98 | 163 | .pio_mask = ATA_PIO4, |
cd70c266 JG |
164 | .udma_mask = ATA_UDMA6, |
165 | .port_ops = &ahci_ops, | |
166 | }, | |
facb8fa6 | 167 | [board_ahci_sb600] = { |
441577ef TH |
168 | AHCI_HFLAGS (AHCI_HFLAG_IGN_SERR_INTERNAL | |
169 | AHCI_HFLAG_NO_MSI | AHCI_HFLAG_SECT255 | | |
170 | AHCI_HFLAG_32BIT_ONLY), | |
e39fc8c9 | 171 | .flags = AHCI_FLAG_COMMON, |
14bdef98 | 172 | .pio_mask = ATA_PIO4, |
e39fc8c9 | 173 | .udma_mask = ATA_UDMA6, |
345347c5 | 174 | .port_ops = &ahci_pmp_retry_srst_ops, |
e39fc8c9 | 175 | }, |
facb8fa6 | 176 | [board_ahci_sb700] = { /* for SB700 and SB800 */ |
441577ef | 177 | AHCI_HFLAGS (AHCI_HFLAG_IGN_SERR_INTERNAL), |
aa431dd3 TH |
178 | .flags = AHCI_FLAG_COMMON, |
179 | .pio_mask = ATA_PIO4, | |
180 | .udma_mask = ATA_UDMA6, | |
345347c5 | 181 | .port_ops = &ahci_pmp_retry_srst_ops, |
aa431dd3 | 182 | }, |
facb8fa6 | 183 | [board_ahci_vt8251] = { |
441577ef | 184 | AHCI_HFLAGS (AHCI_HFLAG_NO_NCQ | AHCI_HFLAG_NO_PMP), |
1b677afd SL |
185 | .flags = AHCI_FLAG_COMMON, |
186 | .pio_mask = ATA_PIO4, | |
187 | .udma_mask = ATA_UDMA6, | |
441577ef | 188 | .port_ops = &ahci_vt8251_ops, |
1b677afd | 189 | }, |
1da177e4 LT |
190 | }; |
191 | ||
3b7d697d | 192 | static const struct pci_device_id ahci_pci_tbl[] = { |
fe7fa31a | 193 | /* Intel */ |
54bb3a94 JG |
194 | { PCI_VDEVICE(INTEL, 0x2652), board_ahci }, /* ICH6 */ |
195 | { PCI_VDEVICE(INTEL, 0x2653), board_ahci }, /* ICH6M */ | |
196 | { PCI_VDEVICE(INTEL, 0x27c1), board_ahci }, /* ICH7 */ | |
197 | { PCI_VDEVICE(INTEL, 0x27c5), board_ahci }, /* ICH7M */ | |
198 | { PCI_VDEVICE(INTEL, 0x27c3), board_ahci }, /* ICH7R */ | |
82490c09 | 199 | { PCI_VDEVICE(AL, 0x5288), board_ahci_ign_iferr }, /* ULi M5288 */ |
54bb3a94 JG |
200 | { PCI_VDEVICE(INTEL, 0x2681), board_ahci }, /* ESB2 */ |
201 | { PCI_VDEVICE(INTEL, 0x2682), board_ahci }, /* ESB2 */ | |
202 | { PCI_VDEVICE(INTEL, 0x2683), board_ahci }, /* ESB2 */ | |
203 | { PCI_VDEVICE(INTEL, 0x27c6), board_ahci }, /* ICH7-M DH */ | |
7a234aff | 204 | { PCI_VDEVICE(INTEL, 0x2821), board_ahci }, /* ICH8 */ |
1b677afd | 205 | { PCI_VDEVICE(INTEL, 0x2822), board_ahci_nosntf }, /* ICH8 */ |
7a234aff TH |
206 | { PCI_VDEVICE(INTEL, 0x2824), board_ahci }, /* ICH8 */ |
207 | { PCI_VDEVICE(INTEL, 0x2829), board_ahci }, /* ICH8M */ | |
208 | { PCI_VDEVICE(INTEL, 0x282a), board_ahci }, /* ICH8M */ | |
209 | { PCI_VDEVICE(INTEL, 0x2922), board_ahci }, /* ICH9 */ | |
210 | { PCI_VDEVICE(INTEL, 0x2923), board_ahci }, /* ICH9 */ | |
211 | { PCI_VDEVICE(INTEL, 0x2924), board_ahci }, /* ICH9 */ | |
212 | { PCI_VDEVICE(INTEL, 0x2925), board_ahci }, /* ICH9 */ | |
213 | { PCI_VDEVICE(INTEL, 0x2927), board_ahci }, /* ICH9 */ | |
214 | { PCI_VDEVICE(INTEL, 0x2929), board_ahci }, /* ICH9M */ | |
215 | { PCI_VDEVICE(INTEL, 0x292a), board_ahci }, /* ICH9M */ | |
216 | { PCI_VDEVICE(INTEL, 0x292b), board_ahci }, /* ICH9M */ | |
217 | { PCI_VDEVICE(INTEL, 0x292c), board_ahci }, /* ICH9M */ | |
218 | { PCI_VDEVICE(INTEL, 0x292f), board_ahci }, /* ICH9M */ | |
219 | { PCI_VDEVICE(INTEL, 0x294d), board_ahci }, /* ICH9 */ | |
220 | { PCI_VDEVICE(INTEL, 0x294e), board_ahci }, /* ICH9M */ | |
d4155e6f JG |
221 | { PCI_VDEVICE(INTEL, 0x502a), board_ahci }, /* Tolapai */ |
222 | { PCI_VDEVICE(INTEL, 0x502b), board_ahci }, /* Tolapai */ | |
16ad1ad9 | 223 | { PCI_VDEVICE(INTEL, 0x3a05), board_ahci }, /* ICH10 */ |
b2dde6af | 224 | { PCI_VDEVICE(INTEL, 0x3a22), board_ahci }, /* ICH10 */ |
16ad1ad9 | 225 | { PCI_VDEVICE(INTEL, 0x3a25), board_ahci }, /* ICH10 */ |
c1f57d9b DM |
226 | { PCI_VDEVICE(INTEL, 0x3b22), board_ahci }, /* PCH AHCI */ |
227 | { PCI_VDEVICE(INTEL, 0x3b23), board_ahci }, /* PCH AHCI */ | |
adcb5308 | 228 | { PCI_VDEVICE(INTEL, 0x3b24), board_ahci }, /* PCH RAID */ |
8e48b6b3 | 229 | { PCI_VDEVICE(INTEL, 0x3b25), board_ahci }, /* PCH RAID */ |
c1f57d9b | 230 | { PCI_VDEVICE(INTEL, 0x3b29), board_ahci }, /* PCH AHCI */ |
adcb5308 | 231 | { PCI_VDEVICE(INTEL, 0x3b2b), board_ahci }, /* PCH RAID */ |
8e48b6b3 | 232 | { PCI_VDEVICE(INTEL, 0x3b2c), board_ahci }, /* PCH RAID */ |
c1f57d9b | 233 | { PCI_VDEVICE(INTEL, 0x3b2f), board_ahci }, /* PCH AHCI */ |
5623cab8 SH |
234 | { PCI_VDEVICE(INTEL, 0x1c02), board_ahci }, /* CPT AHCI */ |
235 | { PCI_VDEVICE(INTEL, 0x1c03), board_ahci }, /* CPT AHCI */ | |
236 | { PCI_VDEVICE(INTEL, 0x1c04), board_ahci }, /* CPT RAID */ | |
237 | { PCI_VDEVICE(INTEL, 0x1c05), board_ahci }, /* CPT RAID */ | |
238 | { PCI_VDEVICE(INTEL, 0x1c06), board_ahci }, /* CPT RAID */ | |
239 | { PCI_VDEVICE(INTEL, 0x1c07), board_ahci }, /* CPT RAID */ | |
992b3fb9 SH |
240 | { PCI_VDEVICE(INTEL, 0x1d02), board_ahci }, /* PBG AHCI */ |
241 | { PCI_VDEVICE(INTEL, 0x1d04), board_ahci }, /* PBG RAID */ | |
242 | { PCI_VDEVICE(INTEL, 0x1d06), board_ahci }, /* PBG RAID */ | |
64a3903d | 243 | { PCI_VDEVICE(INTEL, 0x2826), board_ahci }, /* PBG RAID */ |
a4a461a6 | 244 | { PCI_VDEVICE(INTEL, 0x2323), board_ahci }, /* DH89xxCC AHCI */ |
181e3cea SH |
245 | { PCI_VDEVICE(INTEL, 0x1e02), board_ahci }, /* Panther Point AHCI */ |
246 | { PCI_VDEVICE(INTEL, 0x1e03), board_ahci }, /* Panther Point AHCI */ | |
247 | { PCI_VDEVICE(INTEL, 0x1e04), board_ahci }, /* Panther Point RAID */ | |
248 | { PCI_VDEVICE(INTEL, 0x1e05), board_ahci }, /* Panther Point RAID */ | |
249 | { PCI_VDEVICE(INTEL, 0x1e06), board_ahci }, /* Panther Point RAID */ | |
250 | { PCI_VDEVICE(INTEL, 0x1e07), board_ahci }, /* Panther Point RAID */ | |
2cab7a4c | 251 | { PCI_VDEVICE(INTEL, 0x1e0e), board_ahci }, /* Panther Point RAID */ |
ea4ace66 SH |
252 | { PCI_VDEVICE(INTEL, 0x8c02), board_ahci }, /* Lynx Point AHCI */ |
253 | { PCI_VDEVICE(INTEL, 0x8c03), board_ahci }, /* Lynx Point AHCI */ | |
254 | { PCI_VDEVICE(INTEL, 0x8c04), board_ahci }, /* Lynx Point RAID */ | |
255 | { PCI_VDEVICE(INTEL, 0x8c05), board_ahci }, /* Lynx Point RAID */ | |
256 | { PCI_VDEVICE(INTEL, 0x8c06), board_ahci }, /* Lynx Point RAID */ | |
257 | { PCI_VDEVICE(INTEL, 0x8c07), board_ahci }, /* Lynx Point RAID */ | |
258 | { PCI_VDEVICE(INTEL, 0x8c0e), board_ahci }, /* Lynx Point RAID */ | |
259 | { PCI_VDEVICE(INTEL, 0x8c0f), board_ahci }, /* Lynx Point RAID */ | |
77b12bc9 JR |
260 | { PCI_VDEVICE(INTEL, 0x9c02), board_ahci }, /* Lynx Point-LP AHCI */ |
261 | { PCI_VDEVICE(INTEL, 0x9c03), board_ahci }, /* Lynx Point-LP AHCI */ | |
262 | { PCI_VDEVICE(INTEL, 0x9c04), board_ahci }, /* Lynx Point-LP RAID */ | |
263 | { PCI_VDEVICE(INTEL, 0x9c05), board_ahci }, /* Lynx Point-LP RAID */ | |
264 | { PCI_VDEVICE(INTEL, 0x9c06), board_ahci }, /* Lynx Point-LP RAID */ | |
265 | { PCI_VDEVICE(INTEL, 0x9c07), board_ahci }, /* Lynx Point-LP RAID */ | |
266 | { PCI_VDEVICE(INTEL, 0x9c0e), board_ahci }, /* Lynx Point-LP RAID */ | |
267 | { PCI_VDEVICE(INTEL, 0x9c0f), board_ahci }, /* Lynx Point-LP RAID */ | |
29e674dd SH |
268 | { PCI_VDEVICE(INTEL, 0x1f22), board_ahci }, /* Avoton AHCI */ |
269 | { PCI_VDEVICE(INTEL, 0x1f23), board_ahci }, /* Avoton AHCI */ | |
270 | { PCI_VDEVICE(INTEL, 0x1f24), board_ahci }, /* Avoton RAID */ | |
271 | { PCI_VDEVICE(INTEL, 0x1f25), board_ahci }, /* Avoton RAID */ | |
272 | { PCI_VDEVICE(INTEL, 0x1f26), board_ahci }, /* Avoton RAID */ | |
273 | { PCI_VDEVICE(INTEL, 0x1f27), board_ahci }, /* Avoton RAID */ | |
274 | { PCI_VDEVICE(INTEL, 0x1f2e), board_ahci }, /* Avoton RAID */ | |
275 | { PCI_VDEVICE(INTEL, 0x1f2f), board_ahci }, /* Avoton RAID */ | |
276 | { PCI_VDEVICE(INTEL, 0x1f32), board_ahci }, /* Avoton AHCI */ | |
277 | { PCI_VDEVICE(INTEL, 0x1f33), board_ahci }, /* Avoton AHCI */ | |
278 | { PCI_VDEVICE(INTEL, 0x1f34), board_ahci }, /* Avoton RAID */ | |
279 | { PCI_VDEVICE(INTEL, 0x1f35), board_ahci }, /* Avoton RAID */ | |
280 | { PCI_VDEVICE(INTEL, 0x1f36), board_ahci }, /* Avoton RAID */ | |
281 | { PCI_VDEVICE(INTEL, 0x1f37), board_ahci }, /* Avoton RAID */ | |
282 | { PCI_VDEVICE(INTEL, 0x1f3e), board_ahci }, /* Avoton RAID */ | |
283 | { PCI_VDEVICE(INTEL, 0x1f3f), board_ahci }, /* Avoton RAID */ | |
efda332c JR |
284 | { PCI_VDEVICE(INTEL, 0x2823), board_ahci }, /* Wellsburg RAID */ |
285 | { PCI_VDEVICE(INTEL, 0x2827), board_ahci }, /* Wellsburg RAID */ | |
151743fd JR |
286 | { PCI_VDEVICE(INTEL, 0x8d02), board_ahci }, /* Wellsburg AHCI */ |
287 | { PCI_VDEVICE(INTEL, 0x8d04), board_ahci }, /* Wellsburg RAID */ | |
288 | { PCI_VDEVICE(INTEL, 0x8d06), board_ahci }, /* Wellsburg RAID */ | |
289 | { PCI_VDEVICE(INTEL, 0x8d0e), board_ahci }, /* Wellsburg RAID */ | |
290 | { PCI_VDEVICE(INTEL, 0x8d62), board_ahci }, /* Wellsburg AHCI */ | |
291 | { PCI_VDEVICE(INTEL, 0x8d64), board_ahci }, /* Wellsburg RAID */ | |
292 | { PCI_VDEVICE(INTEL, 0x8d66), board_ahci }, /* Wellsburg RAID */ | |
293 | { PCI_VDEVICE(INTEL, 0x8d6e), board_ahci }, /* Wellsburg RAID */ | |
fe7fa31a | 294 | |
e34bb370 TH |
295 | /* JMicron 360/1/3/5/6, match class to avoid IDE function */ |
296 | { PCI_VENDOR_ID_JMICRON, PCI_ANY_ID, PCI_ANY_ID, PCI_ANY_ID, | |
297 | PCI_CLASS_STORAGE_SATA_AHCI, 0xffffff, board_ahci_ign_iferr }, | |
1fefb8fd BH |
298 | /* JMicron 362B and 362C have an AHCI function with IDE class code */ |
299 | { PCI_VDEVICE(JMICRON, 0x2362), board_ahci_ign_iferr }, | |
300 | { PCI_VDEVICE(JMICRON, 0x236f), board_ahci_ign_iferr }, | |
fe7fa31a JG |
301 | |
302 | /* ATI */ | |
c65ec1c2 | 303 | { PCI_VDEVICE(ATI, 0x4380), board_ahci_sb600 }, /* ATI SB600 */ |
e39fc8c9 SH |
304 | { PCI_VDEVICE(ATI, 0x4390), board_ahci_sb700 }, /* ATI SB700/800 */ |
305 | { PCI_VDEVICE(ATI, 0x4391), board_ahci_sb700 }, /* ATI SB700/800 */ | |
306 | { PCI_VDEVICE(ATI, 0x4392), board_ahci_sb700 }, /* ATI SB700/800 */ | |
307 | { PCI_VDEVICE(ATI, 0x4393), board_ahci_sb700 }, /* ATI SB700/800 */ | |
308 | { PCI_VDEVICE(ATI, 0x4394), board_ahci_sb700 }, /* ATI SB700/800 */ | |
309 | { PCI_VDEVICE(ATI, 0x4395), board_ahci_sb700 }, /* ATI SB700/800 */ | |
fe7fa31a | 310 | |
e2dd90b1 | 311 | /* AMD */ |
5deab536 | 312 | { PCI_VDEVICE(AMD, 0x7800), board_ahci }, /* AMD Hudson-2 */ |
e2dd90b1 SH |
313 | /* AMD is using RAID class only for ahci controllers */ |
314 | { PCI_VENDOR_ID_AMD, PCI_ANY_ID, PCI_ANY_ID, PCI_ANY_ID, | |
315 | PCI_CLASS_STORAGE_RAID << 8, 0xffffff, board_ahci }, | |
316 | ||
fe7fa31a | 317 | /* VIA */ |
54bb3a94 | 318 | { PCI_VDEVICE(VIA, 0x3349), board_ahci_vt8251 }, /* VIA VT8251 */ |
bf335542 | 319 | { PCI_VDEVICE(VIA, 0x6287), board_ahci_vt8251 }, /* VIA VT8251 */ |
fe7fa31a JG |
320 | |
321 | /* NVIDIA */ | |
e297d99e TH |
322 | { PCI_VDEVICE(NVIDIA, 0x044c), board_ahci_mcp65 }, /* MCP65 */ |
323 | { PCI_VDEVICE(NVIDIA, 0x044d), board_ahci_mcp65 }, /* MCP65 */ | |
324 | { PCI_VDEVICE(NVIDIA, 0x044e), board_ahci_mcp65 }, /* MCP65 */ | |
325 | { PCI_VDEVICE(NVIDIA, 0x044f), board_ahci_mcp65 }, /* MCP65 */ | |
326 | { PCI_VDEVICE(NVIDIA, 0x045c), board_ahci_mcp65 }, /* MCP65 */ | |
327 | { PCI_VDEVICE(NVIDIA, 0x045d), board_ahci_mcp65 }, /* MCP65 */ | |
328 | { PCI_VDEVICE(NVIDIA, 0x045e), board_ahci_mcp65 }, /* MCP65 */ | |
329 | { PCI_VDEVICE(NVIDIA, 0x045f), board_ahci_mcp65 }, /* MCP65 */ | |
441577ef TH |
330 | { PCI_VDEVICE(NVIDIA, 0x0550), board_ahci_mcp67 }, /* MCP67 */ |
331 | { PCI_VDEVICE(NVIDIA, 0x0551), board_ahci_mcp67 }, /* MCP67 */ | |
332 | { PCI_VDEVICE(NVIDIA, 0x0552), board_ahci_mcp67 }, /* MCP67 */ | |
333 | { PCI_VDEVICE(NVIDIA, 0x0553), board_ahci_mcp67 }, /* MCP67 */ | |
334 | { PCI_VDEVICE(NVIDIA, 0x0554), board_ahci_mcp67 }, /* MCP67 */ | |
335 | { PCI_VDEVICE(NVIDIA, 0x0555), board_ahci_mcp67 }, /* MCP67 */ | |
336 | { PCI_VDEVICE(NVIDIA, 0x0556), board_ahci_mcp67 }, /* MCP67 */ | |
337 | { PCI_VDEVICE(NVIDIA, 0x0557), board_ahci_mcp67 }, /* MCP67 */ | |
338 | { PCI_VDEVICE(NVIDIA, 0x0558), board_ahci_mcp67 }, /* MCP67 */ | |
339 | { PCI_VDEVICE(NVIDIA, 0x0559), board_ahci_mcp67 }, /* MCP67 */ | |
340 | { PCI_VDEVICE(NVIDIA, 0x055a), board_ahci_mcp67 }, /* MCP67 */ | |
341 | { PCI_VDEVICE(NVIDIA, 0x055b), board_ahci_mcp67 }, /* MCP67 */ | |
342 | { PCI_VDEVICE(NVIDIA, 0x0580), board_ahci_mcp_linux }, /* Linux ID */ | |
343 | { PCI_VDEVICE(NVIDIA, 0x0581), board_ahci_mcp_linux }, /* Linux ID */ | |
344 | { PCI_VDEVICE(NVIDIA, 0x0582), board_ahci_mcp_linux }, /* Linux ID */ | |
345 | { PCI_VDEVICE(NVIDIA, 0x0583), board_ahci_mcp_linux }, /* Linux ID */ | |
346 | { PCI_VDEVICE(NVIDIA, 0x0584), board_ahci_mcp_linux }, /* Linux ID */ | |
347 | { PCI_VDEVICE(NVIDIA, 0x0585), board_ahci_mcp_linux }, /* Linux ID */ | |
348 | { PCI_VDEVICE(NVIDIA, 0x0586), board_ahci_mcp_linux }, /* Linux ID */ | |
349 | { PCI_VDEVICE(NVIDIA, 0x0587), board_ahci_mcp_linux }, /* Linux ID */ | |
350 | { PCI_VDEVICE(NVIDIA, 0x0588), board_ahci_mcp_linux }, /* Linux ID */ | |
351 | { PCI_VDEVICE(NVIDIA, 0x0589), board_ahci_mcp_linux }, /* Linux ID */ | |
352 | { PCI_VDEVICE(NVIDIA, 0x058a), board_ahci_mcp_linux }, /* Linux ID */ | |
353 | { PCI_VDEVICE(NVIDIA, 0x058b), board_ahci_mcp_linux }, /* Linux ID */ | |
354 | { PCI_VDEVICE(NVIDIA, 0x058c), board_ahci_mcp_linux }, /* Linux ID */ | |
355 | { PCI_VDEVICE(NVIDIA, 0x058d), board_ahci_mcp_linux }, /* Linux ID */ | |
356 | { PCI_VDEVICE(NVIDIA, 0x058e), board_ahci_mcp_linux }, /* Linux ID */ | |
357 | { PCI_VDEVICE(NVIDIA, 0x058f), board_ahci_mcp_linux }, /* Linux ID */ | |
358 | { PCI_VDEVICE(NVIDIA, 0x07f0), board_ahci_mcp73 }, /* MCP73 */ | |
359 | { PCI_VDEVICE(NVIDIA, 0x07f1), board_ahci_mcp73 }, /* MCP73 */ | |
360 | { PCI_VDEVICE(NVIDIA, 0x07f2), board_ahci_mcp73 }, /* MCP73 */ | |
361 | { PCI_VDEVICE(NVIDIA, 0x07f3), board_ahci_mcp73 }, /* MCP73 */ | |
362 | { PCI_VDEVICE(NVIDIA, 0x07f4), board_ahci_mcp73 }, /* MCP73 */ | |
363 | { PCI_VDEVICE(NVIDIA, 0x07f5), board_ahci_mcp73 }, /* MCP73 */ | |
364 | { PCI_VDEVICE(NVIDIA, 0x07f6), board_ahci_mcp73 }, /* MCP73 */ | |
365 | { PCI_VDEVICE(NVIDIA, 0x07f7), board_ahci_mcp73 }, /* MCP73 */ | |
366 | { PCI_VDEVICE(NVIDIA, 0x07f8), board_ahci_mcp73 }, /* MCP73 */ | |
367 | { PCI_VDEVICE(NVIDIA, 0x07f9), board_ahci_mcp73 }, /* MCP73 */ | |
368 | { PCI_VDEVICE(NVIDIA, 0x07fa), board_ahci_mcp73 }, /* MCP73 */ | |
369 | { PCI_VDEVICE(NVIDIA, 0x07fb), board_ahci_mcp73 }, /* MCP73 */ | |
370 | { PCI_VDEVICE(NVIDIA, 0x0ad0), board_ahci_mcp77 }, /* MCP77 */ | |
371 | { PCI_VDEVICE(NVIDIA, 0x0ad1), board_ahci_mcp77 }, /* MCP77 */ | |
372 | { PCI_VDEVICE(NVIDIA, 0x0ad2), board_ahci_mcp77 }, /* MCP77 */ | |
373 | { PCI_VDEVICE(NVIDIA, 0x0ad3), board_ahci_mcp77 }, /* MCP77 */ | |
374 | { PCI_VDEVICE(NVIDIA, 0x0ad4), board_ahci_mcp77 }, /* MCP77 */ | |
375 | { PCI_VDEVICE(NVIDIA, 0x0ad5), board_ahci_mcp77 }, /* MCP77 */ | |
376 | { PCI_VDEVICE(NVIDIA, 0x0ad6), board_ahci_mcp77 }, /* MCP77 */ | |
377 | { PCI_VDEVICE(NVIDIA, 0x0ad7), board_ahci_mcp77 }, /* MCP77 */ | |
378 | { PCI_VDEVICE(NVIDIA, 0x0ad8), board_ahci_mcp77 }, /* MCP77 */ | |
379 | { PCI_VDEVICE(NVIDIA, 0x0ad9), board_ahci_mcp77 }, /* MCP77 */ | |
380 | { PCI_VDEVICE(NVIDIA, 0x0ada), board_ahci_mcp77 }, /* MCP77 */ | |
381 | { PCI_VDEVICE(NVIDIA, 0x0adb), board_ahci_mcp77 }, /* MCP77 */ | |
382 | { PCI_VDEVICE(NVIDIA, 0x0ab4), board_ahci_mcp79 }, /* MCP79 */ | |
383 | { PCI_VDEVICE(NVIDIA, 0x0ab5), board_ahci_mcp79 }, /* MCP79 */ | |
384 | { PCI_VDEVICE(NVIDIA, 0x0ab6), board_ahci_mcp79 }, /* MCP79 */ | |
385 | { PCI_VDEVICE(NVIDIA, 0x0ab7), board_ahci_mcp79 }, /* MCP79 */ | |
386 | { PCI_VDEVICE(NVIDIA, 0x0ab8), board_ahci_mcp79 }, /* MCP79 */ | |
387 | { PCI_VDEVICE(NVIDIA, 0x0ab9), board_ahci_mcp79 }, /* MCP79 */ | |
388 | { PCI_VDEVICE(NVIDIA, 0x0aba), board_ahci_mcp79 }, /* MCP79 */ | |
389 | { PCI_VDEVICE(NVIDIA, 0x0abb), board_ahci_mcp79 }, /* MCP79 */ | |
390 | { PCI_VDEVICE(NVIDIA, 0x0abc), board_ahci_mcp79 }, /* MCP79 */ | |
391 | { PCI_VDEVICE(NVIDIA, 0x0abd), board_ahci_mcp79 }, /* MCP79 */ | |
392 | { PCI_VDEVICE(NVIDIA, 0x0abe), board_ahci_mcp79 }, /* MCP79 */ | |
393 | { PCI_VDEVICE(NVIDIA, 0x0abf), board_ahci_mcp79 }, /* MCP79 */ | |
394 | { PCI_VDEVICE(NVIDIA, 0x0d84), board_ahci_mcp89 }, /* MCP89 */ | |
395 | { PCI_VDEVICE(NVIDIA, 0x0d85), board_ahci_mcp89 }, /* MCP89 */ | |
396 | { PCI_VDEVICE(NVIDIA, 0x0d86), board_ahci_mcp89 }, /* MCP89 */ | |
397 | { PCI_VDEVICE(NVIDIA, 0x0d87), board_ahci_mcp89 }, /* MCP89 */ | |
398 | { PCI_VDEVICE(NVIDIA, 0x0d88), board_ahci_mcp89 }, /* MCP89 */ | |
399 | { PCI_VDEVICE(NVIDIA, 0x0d89), board_ahci_mcp89 }, /* MCP89 */ | |
400 | { PCI_VDEVICE(NVIDIA, 0x0d8a), board_ahci_mcp89 }, /* MCP89 */ | |
401 | { PCI_VDEVICE(NVIDIA, 0x0d8b), board_ahci_mcp89 }, /* MCP89 */ | |
402 | { PCI_VDEVICE(NVIDIA, 0x0d8c), board_ahci_mcp89 }, /* MCP89 */ | |
403 | { PCI_VDEVICE(NVIDIA, 0x0d8d), board_ahci_mcp89 }, /* MCP89 */ | |
404 | { PCI_VDEVICE(NVIDIA, 0x0d8e), board_ahci_mcp89 }, /* MCP89 */ | |
405 | { PCI_VDEVICE(NVIDIA, 0x0d8f), board_ahci_mcp89 }, /* MCP89 */ | |
fe7fa31a | 406 | |
95916edd | 407 | /* SiS */ |
20e2de4a TH |
408 | { PCI_VDEVICE(SI, 0x1184), board_ahci }, /* SiS 966 */ |
409 | { PCI_VDEVICE(SI, 0x1185), board_ahci }, /* SiS 968 */ | |
410 | { PCI_VDEVICE(SI, 0x0186), board_ahci }, /* SiS 968 */ | |
95916edd | 411 | |
318893e1 AR |
412 | /* ST Microelectronics */ |
413 | { PCI_VDEVICE(STMICRO, 0xCC06), board_ahci }, /* ST ConneXt */ | |
414 | ||
cd70c266 JG |
415 | /* Marvell */ |
416 | { PCI_VDEVICE(MARVELL, 0x6145), board_ahci_mv }, /* 6145 */ | |
c40e7cb8 | 417 | { PCI_VDEVICE(MARVELL, 0x6121), board_ahci_mv }, /* 6121 */ |
69fd3157 | 418 | { PCI_DEVICE(PCI_VENDOR_ID_MARVELL_EXT, 0x9123), |
10aca06c AH |
419 | .class = PCI_CLASS_STORAGE_SATA_AHCI, |
420 | .class_mask = 0xffffff, | |
5f173107 | 421 | .driver_data = board_ahci_yes_fbs }, /* 88se9128 */ |
69fd3157 | 422 | { PCI_DEVICE(PCI_VENDOR_ID_MARVELL_EXT, 0x9125), |
467b41c6 | 423 | .driver_data = board_ahci_yes_fbs }, /* 88se9125 */ |
69fd3157 | 424 | { PCI_DEVICE(PCI_VENDOR_ID_MARVELL_EXT, 0x917a), |
642d8925 | 425 | .driver_data = board_ahci_yes_fbs }, /* 88se9172 */ |
69fd3157 | 426 | { PCI_DEVICE(PCI_VENDOR_ID_MARVELL_EXT, 0x9192), |
17c60c6b | 427 | .driver_data = board_ahci_yes_fbs }, /* 88se9172 on some Gigabyte */ |
69fd3157 | 428 | { PCI_DEVICE(PCI_VENDOR_ID_MARVELL_EXT, 0x91a3), |
50be5e36 | 429 | .driver_data = board_ahci_yes_fbs }, |
cd70c266 | 430 | |
c77a036b MN |
431 | /* Promise */ |
432 | { PCI_VDEVICE(PROMISE, 0x3f20), board_ahci }, /* PDC42819 */ | |
433 | ||
c9703765 | 434 | /* Asmedia */ |
7b4f6eca AC |
435 | { PCI_VDEVICE(ASMEDIA, 0x0601), board_ahci }, /* ASM1060 */ |
436 | { PCI_VDEVICE(ASMEDIA, 0x0602), board_ahci }, /* ASM1060 */ | |
437 | { PCI_VDEVICE(ASMEDIA, 0x0611), board_ahci }, /* ASM1061 */ | |
438 | { PCI_VDEVICE(ASMEDIA, 0x0612), board_ahci }, /* ASM1062 */ | |
c9703765 | 439 | |
7f9c9f8e HD |
440 | /* Enmotus */ |
441 | { PCI_DEVICE(0x1c44, 0x8000), board_ahci }, | |
442 | ||
415ae2b5 JG |
443 | /* Generic, PCI class code for AHCI */ |
444 | { PCI_ANY_ID, PCI_ANY_ID, PCI_ANY_ID, PCI_ANY_ID, | |
c9f89475 | 445 | PCI_CLASS_STORAGE_SATA_AHCI, 0xffffff, board_ahci }, |
415ae2b5 | 446 | |
1da177e4 LT |
447 | { } /* terminate list */ |
448 | }; | |
449 | ||
450 | ||
451 | static struct pci_driver ahci_pci_driver = { | |
452 | .name = DRV_NAME, | |
453 | .id_table = ahci_pci_tbl, | |
454 | .probe = ahci_init_one, | |
24dc5f33 | 455 | .remove = ata_pci_remove_one, |
438ac6d5 | 456 | #ifdef CONFIG_PM |
c1332875 | 457 | .suspend = ahci_pci_device_suspend, |
365cfa1e AV |
458 | .resume = ahci_pci_device_resume, |
459 | #endif | |
460 | }; | |
1da177e4 | 461 | |
365cfa1e AV |
462 | #if defined(CONFIG_PATA_MARVELL) || defined(CONFIG_PATA_MARVELL_MODULE) |
463 | static int marvell_enable; | |
464 | #else | |
465 | static int marvell_enable = 1; | |
466 | #endif | |
467 | module_param(marvell_enable, int, 0644); | |
468 | MODULE_PARM_DESC(marvell_enable, "Marvell SATA via AHCI (1 = enabled)"); | |
d28f87aa | 469 | |
1da177e4 | 470 | |
365cfa1e AV |
471 | static void ahci_pci_save_initial_config(struct pci_dev *pdev, |
472 | struct ahci_host_priv *hpriv) | |
473 | { | |
474 | unsigned int force_port_map = 0; | |
475 | unsigned int mask_port_map = 0; | |
67846b30 | 476 | |
365cfa1e AV |
477 | if (pdev->vendor == PCI_VENDOR_ID_JMICRON && pdev->device == 0x2361) { |
478 | dev_info(&pdev->dev, "JMB361 has only one port\n"); | |
479 | force_port_map = 1; | |
1da177e4 LT |
480 | } |
481 | ||
365cfa1e AV |
482 | /* |
483 | * Temporary Marvell 6145 hack: PATA port presence | |
484 | * is asserted through the standard AHCI port | |
485 | * presence register, as bit 4 (counting from 0) | |
d28f87aa | 486 | */ |
365cfa1e AV |
487 | if (hpriv->flags & AHCI_HFLAG_MV_PATA) { |
488 | if (pdev->device == 0x6121) | |
489 | mask_port_map = 0x3; | |
490 | else | |
491 | mask_port_map = 0xf; | |
492 | dev_info(&pdev->dev, | |
493 | "Disabling your PATA port. Use the boot option 'ahci.marvell_enable=0' to avoid this.\n"); | |
494 | } | |
1da177e4 | 495 | |
365cfa1e AV |
496 | ahci_save_initial_config(&pdev->dev, hpriv, force_port_map, |
497 | mask_port_map); | |
1da177e4 LT |
498 | } |
499 | ||
365cfa1e | 500 | static int ahci_pci_reset_controller(struct ata_host *host) |
1da177e4 | 501 | { |
365cfa1e | 502 | struct pci_dev *pdev = to_pci_dev(host->dev); |
7d50b60b | 503 | |
365cfa1e | 504 | ahci_reset_controller(host); |
1da177e4 | 505 | |
365cfa1e AV |
506 | if (pdev->vendor == PCI_VENDOR_ID_INTEL) { |
507 | struct ahci_host_priv *hpriv = host->private_data; | |
508 | u16 tmp16; | |
d6ef3153 | 509 | |
365cfa1e AV |
510 | /* configure PCS */ |
511 | pci_read_config_word(pdev, 0x92, &tmp16); | |
512 | if ((tmp16 & hpriv->port_map) != hpriv->port_map) { | |
513 | tmp16 |= hpriv->port_map; | |
514 | pci_write_config_word(pdev, 0x92, tmp16); | |
515 | } | |
d6ef3153 SH |
516 | } |
517 | ||
1da177e4 LT |
518 | return 0; |
519 | } | |
520 | ||
365cfa1e | 521 | static void ahci_pci_init_controller(struct ata_host *host) |
78cd52d0 | 522 | { |
365cfa1e AV |
523 | struct ahci_host_priv *hpriv = host->private_data; |
524 | struct pci_dev *pdev = to_pci_dev(host->dev); | |
525 | void __iomem *port_mmio; | |
78cd52d0 | 526 | u32 tmp; |
365cfa1e | 527 | int mv; |
78cd52d0 | 528 | |
365cfa1e AV |
529 | if (hpriv->flags & AHCI_HFLAG_MV_PATA) { |
530 | if (pdev->device == 0x6121) | |
531 | mv = 2; | |
532 | else | |
533 | mv = 4; | |
534 | port_mmio = __ahci_port_base(host, mv); | |
78cd52d0 | 535 | |
365cfa1e | 536 | writel(0, port_mmio + PORT_IRQ_MASK); |
78cd52d0 | 537 | |
365cfa1e AV |
538 | /* clear port IRQ */ |
539 | tmp = readl(port_mmio + PORT_IRQ_STAT); | |
540 | VPRINTK("PORT_IRQ_STAT 0x%x\n", tmp); | |
541 | if (tmp) | |
542 | writel(tmp, port_mmio + PORT_IRQ_STAT); | |
78cd52d0 TH |
543 | } |
544 | ||
365cfa1e | 545 | ahci_init_controller(host); |
edc93052 TH |
546 | } |
547 | ||
365cfa1e AV |
548 | static int ahci_vt8251_hardreset(struct ata_link *link, unsigned int *class, |
549 | unsigned long deadline) | |
d6ef3153 | 550 | { |
365cfa1e AV |
551 | struct ata_port *ap = link->ap; |
552 | bool online; | |
d6ef3153 SH |
553 | int rc; |
554 | ||
365cfa1e | 555 | DPRINTK("ENTER\n"); |
d6ef3153 | 556 | |
365cfa1e | 557 | ahci_stop_engine(ap); |
d6ef3153 | 558 | |
365cfa1e AV |
559 | rc = sata_link_hardreset(link, sata_ehc_deb_timing(&link->eh_context), |
560 | deadline, &online, NULL); | |
d6ef3153 SH |
561 | |
562 | ahci_start_engine(ap); | |
d6ef3153 | 563 | |
365cfa1e | 564 | DPRINTK("EXIT, rc=%d, class=%u\n", rc, *class); |
d6ef3153 | 565 | |
365cfa1e AV |
566 | /* vt8251 doesn't clear BSY on signature FIS reception, |
567 | * request follow-up softreset. | |
568 | */ | |
569 | return online ? -EAGAIN : rc; | |
7d50b60b TH |
570 | } |
571 | ||
365cfa1e AV |
572 | static int ahci_p5wdh_hardreset(struct ata_link *link, unsigned int *class, |
573 | unsigned long deadline) | |
7d50b60b | 574 | { |
365cfa1e | 575 | struct ata_port *ap = link->ap; |
1c954a4d | 576 | struct ahci_port_priv *pp = ap->private_data; |
365cfa1e AV |
577 | u8 *d2h_fis = pp->rx_fis + RX_FIS_D2H_REG; |
578 | struct ata_taskfile tf; | |
579 | bool online; | |
580 | int rc; | |
7d50b60b | 581 | |
365cfa1e | 582 | ahci_stop_engine(ap); |
028a2596 | 583 | |
365cfa1e AV |
584 | /* clear D2H reception area to properly wait for D2H FIS */ |
585 | ata_tf_init(link->device, &tf); | |
586 | tf.command = 0x80; | |
587 | ata_tf_to_fis(&tf, 0, 0, d2h_fis); | |
7d50b60b | 588 | |
365cfa1e AV |
589 | rc = sata_link_hardreset(link, sata_ehc_deb_timing(&link->eh_context), |
590 | deadline, &online, NULL); | |
028a2596 | 591 | |
365cfa1e | 592 | ahci_start_engine(ap); |
c1332875 | 593 | |
365cfa1e AV |
594 | /* The pseudo configuration device on SIMG4726 attached to |
595 | * ASUS P5W-DH Deluxe doesn't send signature FIS after | |
596 | * hardreset if no device is attached to the first downstream | |
597 | * port && the pseudo device locks up on SRST w/ PMP==0. To | |
598 | * work around this, wait for !BSY only briefly. If BSY isn't | |
599 | * cleared, perform CLO and proceed to IDENTIFY (achieved by | |
600 | * ATA_LFLAG_NO_SRST and ATA_LFLAG_ASSUME_ATA). | |
601 | * | |
602 | * Wait for two seconds. Devices attached to downstream port | |
603 | * which can't process the following IDENTIFY after this will | |
604 | * have to be reset again. For most cases, this should | |
605 | * suffice while making probing snappish enough. | |
606 | */ | |
607 | if (online) { | |
608 | rc = ata_wait_after_reset(link, jiffies + 2 * HZ, | |
609 | ahci_check_ready); | |
610 | if (rc) | |
611 | ahci_kick_engine(ap); | |
c1332875 | 612 | } |
c1332875 TH |
613 | return rc; |
614 | } | |
615 | ||
365cfa1e | 616 | #ifdef CONFIG_PM |
c1332875 TH |
617 | static int ahci_pci_device_suspend(struct pci_dev *pdev, pm_message_t mesg) |
618 | { | |
cca3974e | 619 | struct ata_host *host = dev_get_drvdata(&pdev->dev); |
9b10ae86 | 620 | struct ahci_host_priv *hpriv = host->private_data; |
d8993349 | 621 | void __iomem *mmio = hpriv->mmio; |
c1332875 TH |
622 | u32 ctl; |
623 | ||
9b10ae86 TH |
624 | if (mesg.event & PM_EVENT_SUSPEND && |
625 | hpriv->flags & AHCI_HFLAG_NO_SUSPEND) { | |
a44fec1f JP |
626 | dev_err(&pdev->dev, |
627 | "BIOS update required for suspend/resume\n"); | |
9b10ae86 TH |
628 | return -EIO; |
629 | } | |
630 | ||
3a2d5b70 | 631 | if (mesg.event & PM_EVENT_SLEEP) { |
c1332875 TH |
632 | /* AHCI spec rev1.1 section 8.3.3: |
633 | * Software must disable interrupts prior to requesting a | |
634 | * transition of the HBA to D3 state. | |
635 | */ | |
636 | ctl = readl(mmio + HOST_CTL); | |
637 | ctl &= ~HOST_IRQ_EN; | |
638 | writel(ctl, mmio + HOST_CTL); | |
639 | readl(mmio + HOST_CTL); /* flush */ | |
640 | } | |
641 | ||
642 | return ata_pci_device_suspend(pdev, mesg); | |
643 | } | |
644 | ||
645 | static int ahci_pci_device_resume(struct pci_dev *pdev) | |
646 | { | |
cca3974e | 647 | struct ata_host *host = dev_get_drvdata(&pdev->dev); |
c1332875 TH |
648 | int rc; |
649 | ||
553c4aa6 TH |
650 | rc = ata_pci_device_do_resume(pdev); |
651 | if (rc) | |
652 | return rc; | |
c1332875 TH |
653 | |
654 | if (pdev->dev.power.power_state.event == PM_EVENT_SUSPEND) { | |
3303040d | 655 | rc = ahci_pci_reset_controller(host); |
c1332875 TH |
656 | if (rc) |
657 | return rc; | |
658 | ||
781d6550 | 659 | ahci_pci_init_controller(host); |
c1332875 TH |
660 | } |
661 | ||
cca3974e | 662 | ata_host_resume(host); |
c1332875 TH |
663 | |
664 | return 0; | |
665 | } | |
438ac6d5 | 666 | #endif |
c1332875 | 667 | |
4447d351 | 668 | static int ahci_configure_dma_masks(struct pci_dev *pdev, int using_dac) |
1da177e4 | 669 | { |
1da177e4 | 670 | int rc; |
1da177e4 | 671 | |
318893e1 AR |
672 | /* |
673 | * If the device fixup already set the dma_mask to some non-standard | |
674 | * value, don't extend it here. This happens on STA2X11, for example. | |
675 | */ | |
676 | if (pdev->dma_mask && pdev->dma_mask < DMA_BIT_MASK(32)) | |
677 | return 0; | |
678 | ||
1da177e4 | 679 | if (using_dac && |
6a35528a YH |
680 | !pci_set_dma_mask(pdev, DMA_BIT_MASK(64))) { |
681 | rc = pci_set_consistent_dma_mask(pdev, DMA_BIT_MASK(64)); | |
1da177e4 | 682 | if (rc) { |
284901a9 | 683 | rc = pci_set_consistent_dma_mask(pdev, DMA_BIT_MASK(32)); |
1da177e4 | 684 | if (rc) { |
a44fec1f JP |
685 | dev_err(&pdev->dev, |
686 | "64-bit DMA enable failed\n"); | |
1da177e4 LT |
687 | return rc; |
688 | } | |
689 | } | |
1da177e4 | 690 | } else { |
284901a9 | 691 | rc = pci_set_dma_mask(pdev, DMA_BIT_MASK(32)); |
1da177e4 | 692 | if (rc) { |
a44fec1f | 693 | dev_err(&pdev->dev, "32-bit DMA enable failed\n"); |
1da177e4 LT |
694 | return rc; |
695 | } | |
284901a9 | 696 | rc = pci_set_consistent_dma_mask(pdev, DMA_BIT_MASK(32)); |
1da177e4 | 697 | if (rc) { |
a44fec1f JP |
698 | dev_err(&pdev->dev, |
699 | "32-bit consistent DMA enable failed\n"); | |
1da177e4 LT |
700 | return rc; |
701 | } | |
702 | } | |
1da177e4 LT |
703 | return 0; |
704 | } | |
705 | ||
439fcaec AV |
706 | static void ahci_pci_print_info(struct ata_host *host) |
707 | { | |
708 | struct pci_dev *pdev = to_pci_dev(host->dev); | |
709 | u16 cc; | |
710 | const char *scc_s; | |
711 | ||
712 | pci_read_config_word(pdev, 0x0a, &cc); | |
713 | if (cc == PCI_CLASS_STORAGE_IDE) | |
714 | scc_s = "IDE"; | |
715 | else if (cc == PCI_CLASS_STORAGE_SATA) | |
716 | scc_s = "SATA"; | |
717 | else if (cc == PCI_CLASS_STORAGE_RAID) | |
718 | scc_s = "RAID"; | |
719 | else | |
720 | scc_s = "unknown"; | |
721 | ||
722 | ahci_print_info(host, scc_s); | |
723 | } | |
724 | ||
edc93052 TH |
725 | /* On ASUS P5W DH Deluxe, the second port of PCI device 00:1f.2 is |
726 | * hardwired to on-board SIMG 4726. The chipset is ICH8 and doesn't | |
727 | * support PMP and the 4726 either directly exports the device | |
728 | * attached to the first downstream port or acts as a hardware storage | |
729 | * controller and emulate a single ATA device (can be RAID 0/1 or some | |
730 | * other configuration). | |
731 | * | |
732 | * When there's no device attached to the first downstream port of the | |
733 | * 4726, "Config Disk" appears, which is a pseudo ATA device to | |
734 | * configure the 4726. However, ATA emulation of the device is very | |
735 | * lame. It doesn't send signature D2H Reg FIS after the initial | |
736 | * hardreset, pukes on SRST w/ PMP==0 and has bunch of other issues. | |
737 | * | |
738 | * The following function works around the problem by always using | |
739 | * hardreset on the port and not depending on receiving signature FIS | |
740 | * afterward. If signature FIS isn't received soon, ATA class is | |
741 | * assumed without follow-up softreset. | |
742 | */ | |
743 | static void ahci_p5wdh_workaround(struct ata_host *host) | |
744 | { | |
745 | static struct dmi_system_id sysids[] = { | |
746 | { | |
747 | .ident = "P5W DH Deluxe", | |
748 | .matches = { | |
749 | DMI_MATCH(DMI_SYS_VENDOR, | |
750 | "ASUSTEK COMPUTER INC"), | |
751 | DMI_MATCH(DMI_PRODUCT_NAME, "P5W DH Deluxe"), | |
752 | }, | |
753 | }, | |
754 | { } | |
755 | }; | |
756 | struct pci_dev *pdev = to_pci_dev(host->dev); | |
757 | ||
758 | if (pdev->bus->number == 0 && pdev->devfn == PCI_DEVFN(0x1f, 2) && | |
759 | dmi_check_system(sysids)) { | |
760 | struct ata_port *ap = host->ports[1]; | |
761 | ||
a44fec1f JP |
762 | dev_info(&pdev->dev, |
763 | "enabling ASUS P5W DH Deluxe on-board SIMG4726 workaround\n"); | |
edc93052 TH |
764 | |
765 | ap->ops = &ahci_p5wdh_ops; | |
766 | ap->link.flags |= ATA_LFLAG_NO_SRST | ATA_LFLAG_ASSUME_ATA; | |
767 | } | |
768 | } | |
769 | ||
2fcad9d2 TH |
770 | /* only some SB600 ahci controllers can do 64bit DMA */ |
771 | static bool ahci_sb600_enable_64bit(struct pci_dev *pdev) | |
58a09b38 SH |
772 | { |
773 | static const struct dmi_system_id sysids[] = { | |
03d783bf TH |
774 | /* |
775 | * The oldest version known to be broken is 0901 and | |
776 | * working is 1501 which was released on 2007-10-26. | |
2fcad9d2 TH |
777 | * Enable 64bit DMA on 1501 and anything newer. |
778 | * | |
03d783bf TH |
779 | * Please read bko#9412 for more info. |
780 | */ | |
58a09b38 SH |
781 | { |
782 | .ident = "ASUS M2A-VM", | |
783 | .matches = { | |
784 | DMI_MATCH(DMI_BOARD_VENDOR, | |
785 | "ASUSTeK Computer INC."), | |
786 | DMI_MATCH(DMI_BOARD_NAME, "M2A-VM"), | |
787 | }, | |
03d783bf | 788 | .driver_data = "20071026", /* yyyymmdd */ |
58a09b38 | 789 | }, |
e65cc194 MN |
790 | /* |
791 | * All BIOS versions for the MSI K9A2 Platinum (MS-7376) | |
792 | * support 64bit DMA. | |
793 | * | |
794 | * BIOS versions earlier than 1.5 had the Manufacturer DMI | |
795 | * fields as "MICRO-STAR INTERANTIONAL CO.,LTD". | |
796 | * This spelling mistake was fixed in BIOS version 1.5, so | |
797 | * 1.5 and later have the Manufacturer as | |
798 | * "MICRO-STAR INTERNATIONAL CO.,LTD". | |
799 | * So try to match on DMI_BOARD_VENDOR of "MICRO-STAR INTER". | |
800 | * | |
801 | * BIOS versions earlier than 1.9 had a Board Product Name | |
802 | * DMI field of "MS-7376". This was changed to be | |
803 | * "K9A2 Platinum (MS-7376)" in version 1.9, but we can still | |
804 | * match on DMI_BOARD_NAME of "MS-7376". | |
805 | */ | |
806 | { | |
807 | .ident = "MSI K9A2 Platinum", | |
808 | .matches = { | |
809 | DMI_MATCH(DMI_BOARD_VENDOR, | |
810 | "MICRO-STAR INTER"), | |
811 | DMI_MATCH(DMI_BOARD_NAME, "MS-7376"), | |
812 | }, | |
813 | }, | |
ff0173c1 MN |
814 | /* |
815 | * All BIOS versions for the MSI K9AGM2 (MS-7327) support | |
816 | * 64bit DMA. | |
817 | * | |
818 | * This board also had the typo mentioned above in the | |
819 | * Manufacturer DMI field (fixed in BIOS version 1.5), so | |
820 | * match on DMI_BOARD_VENDOR of "MICRO-STAR INTER" again. | |
821 | */ | |
822 | { | |
823 | .ident = "MSI K9AGM2", | |
824 | .matches = { | |
825 | DMI_MATCH(DMI_BOARD_VENDOR, | |
826 | "MICRO-STAR INTER"), | |
827 | DMI_MATCH(DMI_BOARD_NAME, "MS-7327"), | |
828 | }, | |
829 | }, | |
3c4aa91f MN |
830 | /* |
831 | * All BIOS versions for the Asus M3A support 64bit DMA. | |
832 | * (all release versions from 0301 to 1206 were tested) | |
833 | */ | |
834 | { | |
835 | .ident = "ASUS M3A", | |
836 | .matches = { | |
837 | DMI_MATCH(DMI_BOARD_VENDOR, | |
838 | "ASUSTeK Computer INC."), | |
839 | DMI_MATCH(DMI_BOARD_NAME, "M3A"), | |
840 | }, | |
841 | }, | |
58a09b38 SH |
842 | { } |
843 | }; | |
03d783bf | 844 | const struct dmi_system_id *match; |
2fcad9d2 TH |
845 | int year, month, date; |
846 | char buf[9]; | |
58a09b38 | 847 | |
03d783bf | 848 | match = dmi_first_match(sysids); |
58a09b38 | 849 | if (pdev->bus->number != 0 || pdev->devfn != PCI_DEVFN(0x12, 0) || |
03d783bf | 850 | !match) |
58a09b38 SH |
851 | return false; |
852 | ||
e65cc194 MN |
853 | if (!match->driver_data) |
854 | goto enable_64bit; | |
855 | ||
2fcad9d2 TH |
856 | dmi_get_date(DMI_BIOS_DATE, &year, &month, &date); |
857 | snprintf(buf, sizeof(buf), "%04d%02d%02d", year, month, date); | |
03d783bf | 858 | |
e65cc194 MN |
859 | if (strcmp(buf, match->driver_data) >= 0) |
860 | goto enable_64bit; | |
861 | else { | |
a44fec1f JP |
862 | dev_warn(&pdev->dev, |
863 | "%s: BIOS too old, forcing 32bit DMA, update BIOS\n", | |
864 | match->ident); | |
2fcad9d2 TH |
865 | return false; |
866 | } | |
e65cc194 MN |
867 | |
868 | enable_64bit: | |
a44fec1f | 869 | dev_warn(&pdev->dev, "%s: enabling 64bit DMA\n", match->ident); |
e65cc194 | 870 | return true; |
58a09b38 SH |
871 | } |
872 | ||
1fd68434 RW |
873 | static bool ahci_broken_system_poweroff(struct pci_dev *pdev) |
874 | { | |
875 | static const struct dmi_system_id broken_systems[] = { | |
876 | { | |
877 | .ident = "HP Compaq nx6310", | |
878 | .matches = { | |
879 | DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"), | |
880 | DMI_MATCH(DMI_PRODUCT_NAME, "HP Compaq nx6310"), | |
881 | }, | |
882 | /* PCI slot number of the controller */ | |
883 | .driver_data = (void *)0x1FUL, | |
884 | }, | |
d2f9c061 MR |
885 | { |
886 | .ident = "HP Compaq 6720s", | |
887 | .matches = { | |
888 | DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"), | |
889 | DMI_MATCH(DMI_PRODUCT_NAME, "HP Compaq 6720s"), | |
890 | }, | |
891 | /* PCI slot number of the controller */ | |
892 | .driver_data = (void *)0x1FUL, | |
893 | }, | |
1fd68434 RW |
894 | |
895 | { } /* terminate list */ | |
896 | }; | |
897 | const struct dmi_system_id *dmi = dmi_first_match(broken_systems); | |
898 | ||
899 | if (dmi) { | |
900 | unsigned long slot = (unsigned long)dmi->driver_data; | |
901 | /* apply the quirk only to on-board controllers */ | |
902 | return slot == PCI_SLOT(pdev->devfn); | |
903 | } | |
904 | ||
905 | return false; | |
906 | } | |
907 | ||
9b10ae86 TH |
908 | static bool ahci_broken_suspend(struct pci_dev *pdev) |
909 | { | |
910 | static const struct dmi_system_id sysids[] = { | |
911 | /* | |
912 | * On HP dv[4-6] and HDX18 with earlier BIOSen, link | |
913 | * to the harddisk doesn't become online after | |
914 | * resuming from STR. Warn and fail suspend. | |
9deb3431 TH |
915 | * |
916 | * http://bugzilla.kernel.org/show_bug.cgi?id=12276 | |
917 | * | |
918 | * Use dates instead of versions to match as HP is | |
919 | * apparently recycling both product and version | |
920 | * strings. | |
921 | * | |
922 | * http://bugzilla.kernel.org/show_bug.cgi?id=15462 | |
9b10ae86 TH |
923 | */ |
924 | { | |
925 | .ident = "dv4", | |
926 | .matches = { | |
927 | DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"), | |
928 | DMI_MATCH(DMI_PRODUCT_NAME, | |
929 | "HP Pavilion dv4 Notebook PC"), | |
930 | }, | |
9deb3431 | 931 | .driver_data = "20090105", /* F.30 */ |
9b10ae86 TH |
932 | }, |
933 | { | |
934 | .ident = "dv5", | |
935 | .matches = { | |
936 | DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"), | |
937 | DMI_MATCH(DMI_PRODUCT_NAME, | |
938 | "HP Pavilion dv5 Notebook PC"), | |
939 | }, | |
9deb3431 | 940 | .driver_data = "20090506", /* F.16 */ |
9b10ae86 TH |
941 | }, |
942 | { | |
943 | .ident = "dv6", | |
944 | .matches = { | |
945 | DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"), | |
946 | DMI_MATCH(DMI_PRODUCT_NAME, | |
947 | "HP Pavilion dv6 Notebook PC"), | |
948 | }, | |
9deb3431 | 949 | .driver_data = "20090423", /* F.21 */ |
9b10ae86 TH |
950 | }, |
951 | { | |
952 | .ident = "HDX18", | |
953 | .matches = { | |
954 | DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"), | |
955 | DMI_MATCH(DMI_PRODUCT_NAME, | |
956 | "HP HDX18 Notebook PC"), | |
957 | }, | |
9deb3431 | 958 | .driver_data = "20090430", /* F.23 */ |
9b10ae86 | 959 | }, |
cedc9bf9 TH |
960 | /* |
961 | * Acer eMachines G725 has the same problem. BIOS | |
962 | * V1.03 is known to be broken. V3.04 is known to | |
25985edc | 963 | * work. Between, there are V1.06, V2.06 and V3.03 |
cedc9bf9 TH |
964 | * that we don't have much idea about. For now, |
965 | * blacklist anything older than V3.04. | |
9deb3431 TH |
966 | * |
967 | * http://bugzilla.kernel.org/show_bug.cgi?id=15104 | |
cedc9bf9 TH |
968 | */ |
969 | { | |
970 | .ident = "G725", | |
971 | .matches = { | |
972 | DMI_MATCH(DMI_SYS_VENDOR, "eMachines"), | |
973 | DMI_MATCH(DMI_PRODUCT_NAME, "eMachines G725"), | |
974 | }, | |
9deb3431 | 975 | .driver_data = "20091216", /* V3.04 */ |
cedc9bf9 | 976 | }, |
9b10ae86 TH |
977 | { } /* terminate list */ |
978 | }; | |
979 | const struct dmi_system_id *dmi = dmi_first_match(sysids); | |
9deb3431 TH |
980 | int year, month, date; |
981 | char buf[9]; | |
9b10ae86 TH |
982 | |
983 | if (!dmi || pdev->bus->number || pdev->devfn != PCI_DEVFN(0x1f, 2)) | |
984 | return false; | |
985 | ||
9deb3431 TH |
986 | dmi_get_date(DMI_BIOS_DATE, &year, &month, &date); |
987 | snprintf(buf, sizeof(buf), "%04d%02d%02d", year, month, date); | |
9b10ae86 | 988 | |
9deb3431 | 989 | return strcmp(buf, dmi->driver_data) < 0; |
9b10ae86 TH |
990 | } |
991 | ||
5594639a TH |
992 | static bool ahci_broken_online(struct pci_dev *pdev) |
993 | { | |
994 | #define ENCODE_BUSDEVFN(bus, slot, func) \ | |
995 | (void *)(unsigned long)(((bus) << 8) | PCI_DEVFN((slot), (func))) | |
996 | static const struct dmi_system_id sysids[] = { | |
997 | /* | |
998 | * There are several gigabyte boards which use | |
999 | * SIMG5723s configured as hardware RAID. Certain | |
1000 | * 5723 firmware revisions shipped there keep the link | |
1001 | * online but fail to answer properly to SRST or | |
1002 | * IDENTIFY when no device is attached downstream | |
1003 | * causing libata to retry quite a few times leading | |
1004 | * to excessive detection delay. | |
1005 | * | |
1006 | * As these firmwares respond to the second reset try | |
1007 | * with invalid device signature, considering unknown | |
1008 | * sig as offline works around the problem acceptably. | |
1009 | */ | |
1010 | { | |
1011 | .ident = "EP45-DQ6", | |
1012 | .matches = { | |
1013 | DMI_MATCH(DMI_BOARD_VENDOR, | |
1014 | "Gigabyte Technology Co., Ltd."), | |
1015 | DMI_MATCH(DMI_BOARD_NAME, "EP45-DQ6"), | |
1016 | }, | |
1017 | .driver_data = ENCODE_BUSDEVFN(0x0a, 0x00, 0), | |
1018 | }, | |
1019 | { | |
1020 | .ident = "EP45-DS5", | |
1021 | .matches = { | |
1022 | DMI_MATCH(DMI_BOARD_VENDOR, | |
1023 | "Gigabyte Technology Co., Ltd."), | |
1024 | DMI_MATCH(DMI_BOARD_NAME, "EP45-DS5"), | |
1025 | }, | |
1026 | .driver_data = ENCODE_BUSDEVFN(0x03, 0x00, 0), | |
1027 | }, | |
1028 | { } /* terminate list */ | |
1029 | }; | |
1030 | #undef ENCODE_BUSDEVFN | |
1031 | const struct dmi_system_id *dmi = dmi_first_match(sysids); | |
1032 | unsigned int val; | |
1033 | ||
1034 | if (!dmi) | |
1035 | return false; | |
1036 | ||
1037 | val = (unsigned long)dmi->driver_data; | |
1038 | ||
1039 | return pdev->bus->number == (val >> 8) && pdev->devfn == (val & 0xff); | |
1040 | } | |
1041 | ||
8e513217 | 1042 | #ifdef CONFIG_ATA_ACPI |
f80ae7e4 TH |
1043 | static void ahci_gtf_filter_workaround(struct ata_host *host) |
1044 | { | |
1045 | static const struct dmi_system_id sysids[] = { | |
1046 | /* | |
1047 | * Aspire 3810T issues a bunch of SATA enable commands | |
1048 | * via _GTF including an invalid one and one which is | |
1049 | * rejected by the device. Among the successful ones | |
1050 | * is FPDMA non-zero offset enable which when enabled | |
1051 | * only on the drive side leads to NCQ command | |
1052 | * failures. Filter it out. | |
1053 | */ | |
1054 | { | |
1055 | .ident = "Aspire 3810T", | |
1056 | .matches = { | |
1057 | DMI_MATCH(DMI_SYS_VENDOR, "Acer"), | |
1058 | DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 3810T"), | |
1059 | }, | |
1060 | .driver_data = (void *)ATA_ACPI_FILTER_FPDMA_OFFSET, | |
1061 | }, | |
1062 | { } | |
1063 | }; | |
1064 | const struct dmi_system_id *dmi = dmi_first_match(sysids); | |
1065 | unsigned int filter; | |
1066 | int i; | |
1067 | ||
1068 | if (!dmi) | |
1069 | return; | |
1070 | ||
1071 | filter = (unsigned long)dmi->driver_data; | |
a44fec1f JP |
1072 | dev_info(host->dev, "applying extra ACPI _GTF filter 0x%x for %s\n", |
1073 | filter, dmi->ident); | |
f80ae7e4 TH |
1074 | |
1075 | for (i = 0; i < host->n_ports; i++) { | |
1076 | struct ata_port *ap = host->ports[i]; | |
1077 | struct ata_link *link; | |
1078 | struct ata_device *dev; | |
1079 | ||
1080 | ata_for_each_link(link, ap, EDGE) | |
1081 | ata_for_each_dev(dev, link, ALL) | |
1082 | dev->gtf_filter |= filter; | |
1083 | } | |
1084 | } | |
8e513217 MT |
1085 | #else |
1086 | static inline void ahci_gtf_filter_workaround(struct ata_host *host) | |
1087 | {} | |
1088 | #endif | |
f80ae7e4 | 1089 | |
5ca72c4f AG |
1090 | int ahci_init_interrupts(struct pci_dev *pdev, struct ahci_host_priv *hpriv) |
1091 | { | |
1092 | int rc; | |
1093 | unsigned int maxvec; | |
1094 | ||
1095 | if (!(hpriv->flags & AHCI_HFLAG_NO_MSI)) { | |
1096 | rc = pci_enable_msi_block_auto(pdev, &maxvec); | |
1097 | if (rc > 0) { | |
1098 | if ((rc == maxvec) || (rc == 1)) | |
1099 | return rc; | |
1100 | /* | |
1101 | * Assume that advantage of multipe MSIs is negated, | |
1102 | * so fallback to single MSI mode to save resources | |
1103 | */ | |
1104 | pci_disable_msi(pdev); | |
1105 | if (!pci_enable_msi(pdev)) | |
1106 | return 1; | |
1107 | } | |
1108 | } | |
1109 | ||
1110 | pci_intx(pdev, 1); | |
1111 | return 0; | |
1112 | } | |
1113 | ||
1114 | /** | |
1115 | * ahci_host_activate - start AHCI host, request IRQs and register it | |
1116 | * @host: target ATA host | |
1117 | * @irq: base IRQ number to request | |
1118 | * @n_msis: number of MSIs allocated for this host | |
1119 | * @irq_handler: irq_handler used when requesting IRQs | |
1120 | * @irq_flags: irq_flags used when requesting IRQs | |
1121 | * | |
1122 | * Similar to ata_host_activate, but requests IRQs according to AHCI-1.1 | |
1123 | * when multiple MSIs were allocated. That is one MSI per port, starting | |
1124 | * from @irq. | |
1125 | * | |
1126 | * LOCKING: | |
1127 | * Inherited from calling layer (may sleep). | |
1128 | * | |
1129 | * RETURNS: | |
1130 | * 0 on success, -errno otherwise. | |
1131 | */ | |
1132 | int ahci_host_activate(struct ata_host *host, int irq, unsigned int n_msis) | |
1133 | { | |
1134 | int i, rc; | |
1135 | ||
1136 | /* Sharing Last Message among several ports is not supported */ | |
1137 | if (n_msis < host->n_ports) | |
1138 | return -EINVAL; | |
1139 | ||
1140 | rc = ata_host_start(host); | |
1141 | if (rc) | |
1142 | return rc; | |
1143 | ||
1144 | for (i = 0; i < host->n_ports; i++) { | |
1145 | rc = devm_request_threaded_irq(host->dev, | |
1146 | irq + i, ahci_hw_interrupt, ahci_thread_fn, IRQF_SHARED, | |
1147 | dev_driver_string(host->dev), host->ports[i]); | |
1148 | if (rc) | |
1149 | goto out_free_irqs; | |
1150 | } | |
1151 | ||
1152 | for (i = 0; i < host->n_ports; i++) | |
1153 | ata_port_desc(host->ports[i], "irq %d", irq + i); | |
1154 | ||
1155 | rc = ata_host_register(host, &ahci_sht); | |
1156 | if (rc) | |
1157 | goto out_free_all_irqs; | |
1158 | ||
1159 | return 0; | |
1160 | ||
1161 | out_free_all_irqs: | |
1162 | i = host->n_ports; | |
1163 | out_free_irqs: | |
1164 | for (i--; i >= 0; i--) | |
1165 | devm_free_irq(host->dev, irq + i, host->ports[i]); | |
1166 | ||
1167 | return rc; | |
1168 | } | |
1169 | ||
24dc5f33 | 1170 | static int ahci_init_one(struct pci_dev *pdev, const struct pci_device_id *ent) |
1da177e4 | 1171 | { |
e297d99e TH |
1172 | unsigned int board_id = ent->driver_data; |
1173 | struct ata_port_info pi = ahci_port_info[board_id]; | |
4447d351 | 1174 | const struct ata_port_info *ppi[] = { &pi, NULL }; |
24dc5f33 | 1175 | struct device *dev = &pdev->dev; |
1da177e4 | 1176 | struct ahci_host_priv *hpriv; |
4447d351 | 1177 | struct ata_host *host; |
5ca72c4f | 1178 | int n_ports, n_msis, i, rc; |
318893e1 | 1179 | int ahci_pci_bar = AHCI_PCI_BAR_STANDARD; |
1da177e4 LT |
1180 | |
1181 | VPRINTK("ENTER\n"); | |
1182 | ||
b429dd59 | 1183 | WARN_ON((int)ATA_MAX_QUEUE > AHCI_MAX_CMDS); |
12fad3f9 | 1184 | |
06296a1e | 1185 | ata_print_version_once(&pdev->dev, DRV_VERSION); |
1da177e4 | 1186 | |
5b66c829 AC |
1187 | /* The AHCI driver can only drive the SATA ports, the PATA driver |
1188 | can drive them all so if both drivers are selected make sure | |
1189 | AHCI stays out of the way */ | |
1190 | if (pdev->vendor == PCI_VENDOR_ID_MARVELL && !marvell_enable) | |
1191 | return -ENODEV; | |
1192 | ||
c6353b45 TH |
1193 | /* |
1194 | * For some reason, MCP89 on MacBook 7,1 doesn't work with | |
1195 | * ahci, use ata_generic instead. | |
1196 | */ | |
1197 | if (pdev->vendor == PCI_VENDOR_ID_NVIDIA && | |
1198 | pdev->device == PCI_DEVICE_ID_NVIDIA_NFORCE_MCP89_SATA && | |
1199 | pdev->subsystem_vendor == PCI_VENDOR_ID_APPLE && | |
1200 | pdev->subsystem_device == 0xcb89) | |
1201 | return -ENODEV; | |
1202 | ||
7a02267e MN |
1203 | /* Promise's PDC42819 is a SAS/SATA controller that has an AHCI mode. |
1204 | * At the moment, we can only use the AHCI mode. Let the users know | |
1205 | * that for SAS drives they're out of luck. | |
1206 | */ | |
1207 | if (pdev->vendor == PCI_VENDOR_ID_PROMISE) | |
a44fec1f JP |
1208 | dev_info(&pdev->dev, |
1209 | "PDC42819 can only drive SATA devices with this driver\n"); | |
7a02267e | 1210 | |
7f9c9f8e | 1211 | /* Both Connext and Enmotus devices use non-standard BARs */ |
318893e1 AR |
1212 | if (pdev->vendor == PCI_VENDOR_ID_STMICRO && pdev->device == 0xCC06) |
1213 | ahci_pci_bar = AHCI_PCI_BAR_STA2X11; | |
7f9c9f8e HD |
1214 | else if (pdev->vendor == 0x1c44 && pdev->device == 0x8000) |
1215 | ahci_pci_bar = AHCI_PCI_BAR_ENMOTUS; | |
318893e1 | 1216 | |
4447d351 | 1217 | /* acquire resources */ |
24dc5f33 | 1218 | rc = pcim_enable_device(pdev); |
1da177e4 LT |
1219 | if (rc) |
1220 | return rc; | |
1221 | ||
dea55137 TH |
1222 | /* AHCI controllers often implement SFF compatible interface. |
1223 | * Grab all PCI BARs just in case. | |
1224 | */ | |
318893e1 | 1225 | rc = pcim_iomap_regions_request_all(pdev, 1 << ahci_pci_bar, DRV_NAME); |
0d5ff566 | 1226 | if (rc == -EBUSY) |
24dc5f33 | 1227 | pcim_pin_device(pdev); |
0d5ff566 | 1228 | if (rc) |
24dc5f33 | 1229 | return rc; |
1da177e4 | 1230 | |
c4f7792c TH |
1231 | if (pdev->vendor == PCI_VENDOR_ID_INTEL && |
1232 | (pdev->device == 0x2652 || pdev->device == 0x2653)) { | |
1233 | u8 map; | |
1234 | ||
1235 | /* ICH6s share the same PCI ID for both piix and ahci | |
1236 | * modes. Enabling ahci mode while MAP indicates | |
1237 | * combined mode is a bad idea. Yield to ata_piix. | |
1238 | */ | |
1239 | pci_read_config_byte(pdev, ICH_MAP, &map); | |
1240 | if (map & 0x3) { | |
a44fec1f JP |
1241 | dev_info(&pdev->dev, |
1242 | "controller is in combined mode, can't enable AHCI mode\n"); | |
c4f7792c TH |
1243 | return -ENODEV; |
1244 | } | |
1245 | } | |
1246 | ||
24dc5f33 TH |
1247 | hpriv = devm_kzalloc(dev, sizeof(*hpriv), GFP_KERNEL); |
1248 | if (!hpriv) | |
1249 | return -ENOMEM; | |
417a1a6d TH |
1250 | hpriv->flags |= (unsigned long)pi.private_data; |
1251 | ||
e297d99e TH |
1252 | /* MCP65 revision A1 and A2 can't do MSI */ |
1253 | if (board_id == board_ahci_mcp65 && | |
1254 | (pdev->revision == 0xa1 || pdev->revision == 0xa2)) | |
1255 | hpriv->flags |= AHCI_HFLAG_NO_MSI; | |
1256 | ||
e427fe04 SH |
1257 | /* SB800 does NOT need the workaround to ignore SERR_INTERNAL */ |
1258 | if (board_id == board_ahci_sb700 && pdev->revision >= 0x40) | |
1259 | hpriv->flags &= ~AHCI_HFLAG_IGN_SERR_INTERNAL; | |
1260 | ||
2fcad9d2 TH |
1261 | /* only some SB600s can do 64bit DMA */ |
1262 | if (ahci_sb600_enable_64bit(pdev)) | |
1263 | hpriv->flags &= ~AHCI_HFLAG_32BIT_ONLY; | |
58a09b38 | 1264 | |
318893e1 | 1265 | hpriv->mmio = pcim_iomap_table(pdev)[ahci_pci_bar]; |
d8993349 | 1266 | |
5ca72c4f AG |
1267 | n_msis = ahci_init_interrupts(pdev, hpriv); |
1268 | if (n_msis > 1) | |
1269 | hpriv->flags |= AHCI_HFLAG_MULTI_MSI; | |
1270 | ||
4447d351 | 1271 | /* save initial config */ |
394d6e53 | 1272 | ahci_pci_save_initial_config(pdev, hpriv); |
1da177e4 | 1273 | |
4447d351 | 1274 | /* prepare host */ |
453d3131 RH |
1275 | if (hpriv->cap & HOST_CAP_NCQ) { |
1276 | pi.flags |= ATA_FLAG_NCQ; | |
83f2b963 TH |
1277 | /* |
1278 | * Auto-activate optimization is supposed to be | |
1279 | * supported on all AHCI controllers indicating NCQ | |
1280 | * capability, but it seems to be broken on some | |
1281 | * chipsets including NVIDIAs. | |
1282 | */ | |
1283 | if (!(hpriv->flags & AHCI_HFLAG_NO_FPDMA_AA)) | |
453d3131 RH |
1284 | pi.flags |= ATA_FLAG_FPDMA_AA; |
1285 | } | |
1da177e4 | 1286 | |
7d50b60b TH |
1287 | if (hpriv->cap & HOST_CAP_PMP) |
1288 | pi.flags |= ATA_FLAG_PMP; | |
1289 | ||
0cbb0e77 | 1290 | ahci_set_em_messages(hpriv, &pi); |
18f7ba4c | 1291 | |
1fd68434 RW |
1292 | if (ahci_broken_system_poweroff(pdev)) { |
1293 | pi.flags |= ATA_FLAG_NO_POWEROFF_SPINDOWN; | |
1294 | dev_info(&pdev->dev, | |
1295 | "quirky BIOS, skipping spindown on poweroff\n"); | |
1296 | } | |
1297 | ||
9b10ae86 TH |
1298 | if (ahci_broken_suspend(pdev)) { |
1299 | hpriv->flags |= AHCI_HFLAG_NO_SUSPEND; | |
a44fec1f JP |
1300 | dev_warn(&pdev->dev, |
1301 | "BIOS update required for suspend/resume\n"); | |
9b10ae86 TH |
1302 | } |
1303 | ||
5594639a TH |
1304 | if (ahci_broken_online(pdev)) { |
1305 | hpriv->flags |= AHCI_HFLAG_SRST_TOUT_IS_OFFLINE; | |
1306 | dev_info(&pdev->dev, | |
1307 | "online status unreliable, applying workaround\n"); | |
1308 | } | |
1309 | ||
837f5f8f TH |
1310 | /* CAP.NP sometimes indicate the index of the last enabled |
1311 | * port, at other times, that of the last possible port, so | |
1312 | * determining the maximum port number requires looking at | |
1313 | * both CAP.NP and port_map. | |
1314 | */ | |
1315 | n_ports = max(ahci_nr_ports(hpriv->cap), fls(hpriv->port_map)); | |
1316 | ||
1317 | host = ata_host_alloc_pinfo(&pdev->dev, ppi, n_ports); | |
4447d351 TH |
1318 | if (!host) |
1319 | return -ENOMEM; | |
4447d351 TH |
1320 | host->private_data = hpriv; |
1321 | ||
f3d7f23f | 1322 | if (!(hpriv->cap & HOST_CAP_SSS) || ahci_ignore_sss) |
886ad09f | 1323 | host->flags |= ATA_HOST_PARALLEL_SCAN; |
f3d7f23f AV |
1324 | else |
1325 | printk(KERN_INFO "ahci: SSS flag set, parallel bus scan disabled\n"); | |
886ad09f | 1326 | |
18f7ba4c KCA |
1327 | if (pi.flags & ATA_FLAG_EM) |
1328 | ahci_reset_em(host); | |
1329 | ||
4447d351 | 1330 | for (i = 0; i < host->n_ports; i++) { |
dab632e8 | 1331 | struct ata_port *ap = host->ports[i]; |
4447d351 | 1332 | |
318893e1 AR |
1333 | ata_port_pbar_desc(ap, ahci_pci_bar, -1, "abar"); |
1334 | ata_port_pbar_desc(ap, ahci_pci_bar, | |
cbcdd875 TH |
1335 | 0x100 + ap->port_no * 0x80, "port"); |
1336 | ||
18f7ba4c KCA |
1337 | /* set enclosure management message type */ |
1338 | if (ap->flags & ATA_FLAG_EM) | |
008dbd61 | 1339 | ap->em_message_type = hpriv->em_msg_type; |
18f7ba4c KCA |
1340 | |
1341 | ||
dab632e8 | 1342 | /* disabled/not-implemented port */ |
350756f6 | 1343 | if (!(hpriv->port_map & (1 << i))) |
dab632e8 | 1344 | ap->ops = &ata_dummy_port_ops; |
4447d351 | 1345 | } |
d447df14 | 1346 | |
edc93052 TH |
1347 | /* apply workaround for ASUS P5W DH Deluxe mainboard */ |
1348 | ahci_p5wdh_workaround(host); | |
1349 | ||
f80ae7e4 TH |
1350 | /* apply gtf filter quirk */ |
1351 | ahci_gtf_filter_workaround(host); | |
1352 | ||
4447d351 TH |
1353 | /* initialize adapter */ |
1354 | rc = ahci_configure_dma_masks(pdev, hpriv->cap & HOST_CAP_64); | |
1da177e4 | 1355 | if (rc) |
24dc5f33 | 1356 | return rc; |
1da177e4 | 1357 | |
3303040d | 1358 | rc = ahci_pci_reset_controller(host); |
4447d351 TH |
1359 | if (rc) |
1360 | return rc; | |
1da177e4 | 1361 | |
781d6550 | 1362 | ahci_pci_init_controller(host); |
439fcaec | 1363 | ahci_pci_print_info(host); |
1da177e4 | 1364 | |
4447d351 | 1365 | pci_set_master(pdev); |
5ca72c4f AG |
1366 | |
1367 | if (hpriv->flags & AHCI_HFLAG_MULTI_MSI) | |
1368 | return ahci_host_activate(host, pdev->irq, n_msis); | |
1369 | ||
4447d351 TH |
1370 | return ata_host_activate(host, pdev->irq, ahci_interrupt, IRQF_SHARED, |
1371 | &ahci_sht); | |
907f4678 | 1372 | } |
1da177e4 | 1373 | |
2fc75da0 | 1374 | module_pci_driver(ahci_pci_driver); |
1da177e4 LT |
1375 | |
1376 | MODULE_AUTHOR("Jeff Garzik"); | |
1377 | MODULE_DESCRIPTION("AHCI SATA low-level driver"); | |
1378 | MODULE_LICENSE("GPL"); | |
1379 | MODULE_DEVICE_TABLE(pci, ahci_pci_tbl); | |
6885433c | 1380 | MODULE_VERSION(DRV_VERSION); |