aboutsummaryrefslogtreecommitdiffstats
diff options
context:
space:
mode:
Diffstat
-rw-r--r--Documentation/kernel-parameters.txt2
-rw-r--r--drivers/ata/Kconfig511
-rw-r--r--drivers/ata/Makefile83
-rw-r--r--drivers/ata/ata_generic.c2
-rw-r--r--drivers/ata/ata_piix.c4
-rw-r--r--drivers/ata/libata-core.c16
-rw-r--r--drivers/ata/libata-sff.c416
-rw-r--r--drivers/ata/pata_acpi.c2
-rw-r--r--drivers/ata/pata_ali.c5
-rw-r--r--drivers/ata/pata_amd.c2
-rw-r--r--drivers/ata/pata_artop.c2
-rw-r--r--drivers/ata/pata_atiixp.c4
-rw-r--r--drivers/ata/pata_atp867x.c2
-rw-r--r--drivers/ata/pata_bf54x.c2
-rw-r--r--drivers/ata/pata_cmd64x.c2
-rw-r--r--drivers/ata/pata_cs5520.c2
-rw-r--r--drivers/ata/pata_cs5530.c2
-rw-r--r--drivers/ata/pata_cs5535.c2
-rw-r--r--drivers/ata/pata_cs5536.c2
-rw-r--r--drivers/ata/pata_cypress.c2
-rw-r--r--drivers/ata/pata_efar.c4
-rw-r--r--drivers/ata/pata_hpt366.c2
-rw-r--r--drivers/ata/pata_hpt37x.c2
-rw-r--r--drivers/ata/pata_hpt3x2n.c2
-rw-r--r--drivers/ata/pata_hpt3x3.c2
-rw-r--r--drivers/ata/pata_icside.c2
-rw-r--r--drivers/ata/pata_it8213.c2
-rw-r--r--drivers/ata/pata_it821x.c2
-rw-r--r--drivers/ata/pata_jmicron.c2
-rw-r--r--drivers/ata/pata_macio.c2
-rw-r--r--drivers/ata/pata_marvell.c2
-rw-r--r--drivers/ata/pata_mpc52xx.c2
-rw-r--r--drivers/ata/pata_netcell.c2
-rw-r--r--drivers/ata/pata_ninja32.c2
-rw-r--r--drivers/ata/pata_ns87415.c2
-rw-r--r--drivers/ata/pata_octeon_cf.c18
-rw-r--r--drivers/ata/pata_oldpiix.c2
-rw-r--r--drivers/ata/pata_optidma.c2
-rw-r--r--drivers/ata/pata_pdc2027x.c2
-rw-r--r--drivers/ata/pata_pdc202xx_old.c2
-rw-r--r--drivers/ata/pata_piccolo.c2
-rw-r--r--drivers/ata/pata_radisys.c2
-rw-r--r--drivers/ata/pata_rdc.c4
-rw-r--r--drivers/ata/pata_sc1200.c2
-rw-r--r--drivers/ata/pata_scc.c4
-rw-r--r--drivers/ata/pata_sch.c2
-rw-r--r--drivers/ata/pata_serverworks.c2
-rw-r--r--drivers/ata/pata_sil680.c4
-rw-r--r--drivers/ata/pata_sis.c2
-rw-r--r--drivers/ata/pata_sl82c105.c2
-rw-r--r--drivers/ata/pata_triflex.c2
-rw-r--r--drivers/ata/pata_via.c2
-rw-r--r--drivers/ata/sata_mv.c4
-rw-r--r--drivers/ata/sata_nv.c8
-rw-r--r--drivers/ata/sata_qstor.c16
-rw-r--r--drivers/ata/sata_sil.c4
-rw-r--r--drivers/ata/sata_sis.c4
-rw-r--r--drivers/ata/sata_svw.c2
-rw-r--r--drivers/ata/sata_uli.c2
-rw-r--r--drivers/ata/sata_via.c8
-rw-r--r--drivers/ata/sata_vsc.c2
-rw-r--r--include/linux/libata.h36
62 files changed, 720 insertions, 519 deletions
diff --git a/Documentation/kernel-parameters.txt b/Documentation/kernel-parameters.txt
index b56ea860da21..a5c055066764 100644
--- a/Documentation/kernel-parameters.txt
+++ b/Documentation/kernel-parameters.txt
@@ -1252,6 +1252,8 @@ and is between 256 and 4096 characters. It is defined in the file
1252 * nohrst, nosrst, norst: suppress hard, soft 1252 * nohrst, nosrst, norst: suppress hard, soft
1253 and both resets. 1253 and both resets.
1254 1254
1255 * dump_id: dump IDENTIFY data.
1256
1255 If there are multiple matching configurations changing 1257 If there are multiple matching configurations changing
1256 the same attribute, the last one is used. 1258 the same attribute, the last one is used.
1257 1259
diff --git a/drivers/ata/Kconfig b/drivers/ata/Kconfig
index e68541f662b9..73f883333a0d 100644
--- a/drivers/ata/Kconfig
+++ b/drivers/ata/Kconfig
@@ -57,6 +57,8 @@ config SATA_PMP
57 This option adds support for SATA Port Multipliers 57 This option adds support for SATA Port Multipliers
58 (the SATA version of an ethernet hub, or SAS expander). 58 (the SATA version of an ethernet hub, or SAS expander).
59 59
60comment "Controllers with non-SFF native interface"
61
60config SATA_AHCI 62config SATA_AHCI
61 tristate "AHCI SATA support" 63 tristate "AHCI SATA support"
62 depends on PCI 64 depends on PCI
@@ -73,11 +75,12 @@ config SATA_AHCI_PLATFORM
73 75
74 If unsure, say N. 76 If unsure, say N.
75 77
76config SATA_SIL24 78config SATA_FSL
77 tristate "Silicon Image 3124/3132 SATA support" 79 tristate "Freescale 3.0Gbps SATA support"
78 depends on PCI 80 depends on FSL_SOC
79 help 81 help
80 This option enables support for Silicon Image 3124/3132 Serial ATA. 82 This option enables support for Freescale 3.0Gbps SATA controller.
83 It can be found on MPC837x and MPC8315.
81 84
82 If unsure, say N. 85 If unsure, say N.
83 86
@@ -87,12 +90,11 @@ config SATA_INIC162X
87 help 90 help
88 This option enables support for Initio 162x Serial ATA. 91 This option enables support for Initio 162x Serial ATA.
89 92
90config SATA_FSL 93config SATA_SIL24
91 tristate "Freescale 3.0Gbps SATA support" 94 tristate "Silicon Image 3124/3132 SATA support"
92 depends on FSL_SOC 95 depends on PCI
93 help 96 help
94 This option enables support for Freescale 3.0Gbps SATA controller. 97 This option enables support for Silicon Image 3124/3132 Serial ATA.
95 It can be found on MPC837x and MPC8315.
96 98
97 If unsure, say N. 99 If unsure, say N.
98 100
@@ -116,15 +118,65 @@ config ATA_SFF
116 118
117if ATA_SFF 119if ATA_SFF
118 120
119config SATA_SVW 121comment "SFF controllers with custom DMA interface"
120 tristate "ServerWorks Frodo / Apple K2 SATA support" 122
123config PDC_ADMA
124 tristate "Pacific Digital ADMA support"
121 depends on PCI 125 depends on PCI
122 help 126 help
123 This option enables support for Broadcom/Serverworks/Apple K2 127 This option enables support for Pacific Digital ADMA controllers
124 SATA support. 128
129 If unsure, say N.
130
131config PATA_MPC52xx
132 tristate "Freescale MPC52xx SoC internal IDE"
133 depends on PPC_MPC52xx && PPC_BESTCOMM
134 select PPC_BESTCOMM_ATA
135 help
136 This option enables support for integrated IDE controller
137 of the Freescale MPC52xx SoC.
138
139 If unsure, say N.
140
141config PATA_OCTEON_CF
142 tristate "OCTEON Boot Bus Compact Flash support"
143 depends on CPU_CAVIUM_OCTEON
144 help
145 This option enables a polled compact flash driver for use with
146 compact flash cards attached to the OCTEON boot bus.
147
148 If unsure, say N.
149
150config SATA_QSTOR
151 tristate "Pacific Digital SATA QStor support"
152 depends on PCI
153 help
154 This option enables support for Pacific Digital Serial ATA QStor.
155
156 If unsure, say N.
157
158config SATA_SX4
159 tristate "Promise SATA SX4 support (Experimental)"
160 depends on PCI && EXPERIMENTAL
161 help
162 This option enables support for Promise Serial ATA SX4.
125 163
126 If unsure, say N. 164 If unsure, say N.
127 165
166config ATA_BMDMA
167 bool "ATA BMDMA support"
168 default y
169 help
170 This option adds support for SFF ATA controllers with BMDMA
171 capability. BMDMA stands for bus-master DMA and the
172 de-facto DMA interface for SFF controllers.
173
174 If unuser, say Y.
175
176if ATA_BMDMA
177
178comment "SATA SFF controllers with BMDMA"
179
128config ATA_PIIX 180config ATA_PIIX
129 tristate "Intel ESB, ICH, PIIX3, PIIX4 PATA/SATA support" 181 tristate "Intel ESB, ICH, PIIX3, PIIX4 PATA/SATA support"
130 depends on PCI 182 depends on PCI
@@ -152,22 +204,6 @@ config SATA_NV
152 204
153 If unsure, say N. 205 If unsure, say N.
154 206
155config PDC_ADMA
156 tristate "Pacific Digital ADMA support"
157 depends on PCI
158 help
159 This option enables support for Pacific Digital ADMA controllers
160
161 If unsure, say N.
162
163config SATA_QSTOR
164 tristate "Pacific Digital SATA QStor support"
165 depends on PCI
166 help
167 This option enables support for Pacific Digital Serial ATA QStor.
168
169 If unsure, say N.
170
171config SATA_PROMISE 207config SATA_PROMISE
172 tristate "Promise SATA TX2/TX4 support" 208 tristate "Promise SATA TX2/TX4 support"
173 depends on PCI 209 depends on PCI
@@ -176,14 +212,6 @@ config SATA_PROMISE
176 212
177 If unsure, say N. 213 If unsure, say N.
178 214
179config SATA_SX4
180 tristate "Promise SATA SX4 support (Experimental)"
181 depends on PCI && EXPERIMENTAL
182 help
183 This option enables support for Promise Serial ATA SX4.
184
185 If unsure, say N.
186
187config SATA_SIL 215config SATA_SIL
188 tristate "Silicon Image SATA support" 216 tristate "Silicon Image SATA support"
189 depends on PCI 217 depends on PCI
@@ -203,6 +231,15 @@ config SATA_SIS
203 enable the PATA_SIS driver in the config. 231 enable the PATA_SIS driver in the config.
204 If unsure, say N. 232 If unsure, say N.
205 233
234config SATA_SVW
235 tristate "ServerWorks Frodo / Apple K2 SATA support"
236 depends on PCI
237 help
238 This option enables support for Broadcom/Serverworks/Apple K2
239 SATA support.
240
241 If unsure, say N.
242
206config SATA_ULI 243config SATA_ULI
207 tristate "ULi Electronics SATA support" 244 tristate "ULi Electronics SATA support"
208 depends on PCI 245 depends on PCI
@@ -227,14 +264,7 @@ config SATA_VITESSE
227 264
228 If unsure, say N. 265 If unsure, say N.
229 266
230config PATA_ACPI 267comment "PATA SFF controllers with BMDMA"
231 tristate "ACPI firmware driver for PATA"
232 depends on ATA_ACPI
233 help
234 This option enables an ACPI method driver which drives
235 motherboard PATA controller interfaces through the ACPI
236 firmware in the BIOS. This driver can sometimes handle
237 otherwise unsupported hardware.
238 268
239config PATA_ALI 269config PATA_ALI
240 tristate "ALi PATA support" 270 tristate "ALi PATA support"
@@ -262,40 +292,30 @@ config PATA_ARTOP
262 292
263 If unsure, say N. 293 If unsure, say N.
264 294
265config PATA_ATP867X 295config PATA_ATIIXP
266 tristate "ARTOP/Acard ATP867X PATA support" 296 tristate "ATI PATA support"
267 depends on PCI 297 depends on PCI
268 help 298 help
269 This option enables support for ARTOP/Acard ATP867X PATA 299 This option enables support for the ATI ATA interfaces
270 controllers. 300 found on the many ATI chipsets.
271
272 If unsure, say N.
273
274config PATA_AT32
275 tristate "Atmel AVR32 PATA support (Experimental)"
276 depends on AVR32 && PLATFORM_AT32AP && EXPERIMENTAL
277 help
278 This option enables support for the IDE devices on the
279 Atmel AT32AP platform.
280 301
281 If unsure, say N. 302 If unsure, say N.
282 303
283config PATA_ATIIXP 304config PATA_ATP867X
284 tristate "ATI PATA support" 305 tristate "ARTOP/Acard ATP867X PATA support"
285 depends on PCI 306 depends on PCI
286 help 307 help
287 This option enables support for the ATI ATA interfaces 308 This option enables support for ARTOP/Acard ATP867X PATA
288 found on the many ATI chipsets. 309 controllers.
289 310
290 If unsure, say N. 311 If unsure, say N.
291 312
292config PATA_CMD640_PCI 313config PATA_BF54X
293 tristate "CMD640 PCI PATA support (Experimental)" 314 tristate "Blackfin 54x ATAPI support"
294 depends on PCI && EXPERIMENTAL 315 depends on BF542 || BF548 || BF549
295 help 316 help
296 This option enables support for the CMD640 PCI IDE 317 This option enables support for the built-in ATAPI controller on
297 interface chip. Only the primary channel is currently 318 Blackfin 54x family chips.
298 supported.
299 319
300 If unsure, say N. 320 If unsure, say N.
301 321
@@ -362,15 +382,6 @@ config PATA_EFAR
362 382
363 If unsure, say N. 383 If unsure, say N.
364 384
365config ATA_GENERIC
366 tristate "Generic ATA support"
367 depends on PCI
368 help
369 This option enables support for generic BIOS configured
370 ATA controllers via the new ATA layer
371
372 If unsure, say N.
373
374config PATA_HPT366 385config PATA_HPT366
375 tristate "HPT 366/368 PATA support" 386 tristate "HPT 366/368 PATA support"
376 depends on PCI 387 depends on PCI
@@ -415,12 +426,20 @@ config PATA_HPT3X3_DMA
415 controllers. Enable with care as there are still some 426 controllers. Enable with care as there are still some
416 problems with DMA on this chipset. 427 problems with DMA on this chipset.
417 428
418config PATA_ISAPNP 429config PATA_ICSIDE
419 tristate "ISA Plug and Play PATA support" 430 tristate "Acorn ICS PATA support"
420 depends on ISAPNP 431 depends on ARM && ARCH_ACORN
421 help 432 help
422 This option enables support for ISA plug & play ATA 433 On Acorn systems, say Y here if you wish to use the ICS PATA
423 controllers such as those found on old soundcards. 434 interface card. This is not required for ICS partition support.
435 If you are unsure, say N to this.
436
437config PATA_IT8213
438 tristate "IT8213 PATA support (Experimental)"
439 depends on PCI && EXPERIMENTAL
440 help
441 This option enables support for the ITE 821 PATA
442 controllers via the new ATA layer.
424 443
425 If unsure, say N. 444 If unsure, say N.
426 445
@@ -434,15 +453,6 @@ config PATA_IT821X
434 453
435 If unsure, say N. 454 If unsure, say N.
436 455
437config PATA_IT8213
438 tristate "IT8213 PATA support (Experimental)"
439 depends on PCI && EXPERIMENTAL
440 help
441 This option enables support for the ITE 821 PATA
442 controllers via the new ATA layer.
443
444 If unsure, say N.
445
446config PATA_JMICRON 456config PATA_JMICRON
447 tristate "JMicron PATA support" 457 tristate "JMicron PATA support"
448 depends on PCI 458 depends on PCI
@@ -452,23 +462,14 @@ config PATA_JMICRON
452 462
453 If unsure, say N. 463 If unsure, say N.
454 464
455config PATA_LEGACY 465config PATA_MACIO
456 tristate "Legacy ISA PATA support (Experimental)" 466 tristate "Apple PowerMac/PowerBook internal 'MacIO' IDE"
457 depends on (ISA || PCI) && EXPERIMENTAL 467 depends on PPC_PMAC
458 help
459 This option enables support for ISA/VLB/PCI bus legacy PATA
460 ports and allows them to be accessed via the new ATA layer.
461
462 If unsure, say N.
463
464config PATA_TRIFLEX
465 tristate "Compaq Triflex PATA support"
466 depends on PCI
467 help 468 help
468 Enable support for the Compaq 'Triflex' IDE controller as found 469 Most IDE capable PowerMacs have IDE busses driven by a variant
469 on many Compaq Pentium-Pro systems, via the new ATA layer. 470 of this controller which is part of the Apple chipset used on
470 471 most PowerMac models. Some models have multiple busses using
471 If unsure, say N. 472 different chipsets, though generally, MacIO is one of them.
472 473
473config PATA_MARVELL 474config PATA_MARVELL
474 tristate "Marvell PATA support via legacy mode" 475 tristate "Marvell PATA support via legacy mode"
@@ -481,32 +482,6 @@ config PATA_MARVELL
481 482
482 If unsure, say N. 483 If unsure, say N.
483 484
484config PATA_MPC52xx
485 tristate "Freescale MPC52xx SoC internal IDE"
486 depends on PPC_MPC52xx && PPC_BESTCOMM
487 select PPC_BESTCOMM_ATA
488 help
489 This option enables support for integrated IDE controller
490 of the Freescale MPC52xx SoC.
491
492 If unsure, say N.
493
494config PATA_MPIIX
495 tristate "Intel PATA MPIIX support"
496 depends on PCI
497 help
498 This option enables support for MPIIX PATA support.
499
500 If unsure, say N.
501
502config PATA_OLDPIIX
503 tristate "Intel PATA old PIIX support"
504 depends on PCI
505 help
506 This option enables support for early PIIX PATA support.
507
508 If unsure, say N.
509
510config PATA_NETCELL 485config PATA_NETCELL
511 tristate "NETCELL Revolution RAID support" 486 tristate "NETCELL Revolution RAID support"
512 depends on PCI 487 depends on PCI
@@ -525,15 +500,6 @@ config PATA_NINJA32
525 500
526 If unsure, say N. 501 If unsure, say N.
527 502
528config PATA_NS87410
529 tristate "Nat Semi NS87410 PATA support"
530 depends on PCI
531 help
532 This option enables support for the National Semiconductor
533 NS87410 PCI-IDE controller.
534
535 If unsure, say N.
536
537config PATA_NS87415 503config PATA_NS87415
538 tristate "Nat Semi NS87415 PATA support" 504 tristate "Nat Semi NS87415 PATA support"
539 depends on PCI 505 depends on PCI
@@ -543,12 +509,11 @@ config PATA_NS87415
543 509
544 If unsure, say N. 510 If unsure, say N.
545 511
546config PATA_OPTI 512config PATA_OLDPIIX
547 tristate "OPTI621/6215 PATA support (Very Experimental)" 513 tristate "Intel PATA old PIIX support"
548 depends on PCI && EXPERIMENTAL 514 depends on PCI
549 help 515 help
550 This option enables full PIO support for the early Opti ATA 516 This option enables support for early PIIX PATA support.
551 controllers found on some old motherboards.
552 517
553 If unsure, say N. 518 If unsure, say N.
554 519
@@ -562,24 +527,6 @@ config PATA_OPTIDMA
562 527
563 If unsure, say N. 528 If unsure, say N.
564 529
565config PATA_PALMLD
566 tristate "Palm LifeDrive PATA support"
567 depends on MACH_PALMLD
568 help
569 This option enables support for Palm LifeDrive's internal ATA
570 port via the new ATA layer.
571
572 If unsure, say N.
573
574config PATA_PCMCIA
575 tristate "PCMCIA PATA support"
576 depends on PCMCIA
577 help
578 This option enables support for PCMCIA ATA interfaces, including
579 compact flash card adapters via the new ATA layer.
580
581 If unsure, say N.
582
583config PATA_PDC2027X 530config PATA_PDC2027X
584 tristate "Promise PATA 2027x support" 531 tristate "Promise PATA 2027x support"
585 depends on PCI 532 depends on PCI
@@ -597,12 +544,6 @@ config PATA_PDC_OLD
597 544
598 If unsure, say N. 545 If unsure, say N.
599 546
600config PATA_QDI
601 tristate "QDI VLB PATA support"
602 depends on ISA
603 help
604 Support for QDI 6500 and 6580 PATA controllers on VESA local bus.
605
606config PATA_RADISYS 547config PATA_RADISYS
607 tristate "RADISYS 82600 PATA support (Experimental)" 548 tristate "RADISYS 82600 PATA support (Experimental)"
608 depends on PCI && EXPERIMENTAL 549 depends on PCI && EXPERIMENTAL
@@ -612,15 +553,6 @@ config PATA_RADISYS
612 553
613 If unsure, say N. 554 If unsure, say N.
614 555
615config PATA_RB532
616 tristate "RouterBoard 532 PATA CompactFlash support"
617 depends on MIKROTIK_RB532
618 help
619 This option enables support for the RouterBoard 532
620 PATA CompactFlash controller.
621
622 If unsure, say N.
623
624config PATA_RDC 556config PATA_RDC
625 tristate "RDC PATA support" 557 tristate "RDC PATA support"
626 depends on PCI 558 depends on PCI
@@ -631,21 +563,30 @@ config PATA_RDC
631 563
632 If unsure, say N. 564 If unsure, say N.
633 565
634config PATA_RZ1000 566config PATA_SC1200
635 tristate "PC Tech RZ1000 PATA support" 567 tristate "SC1200 PATA support"
636 depends on PCI 568 depends on PCI
637 help 569 help
638 This option enables basic support for the PC Tech RZ1000/1 570 This option enables support for the NatSemi/AMD SC1200 SoC
639 PATA controllers via the new ATA layer 571 companion chip used with the Geode processor family.
640 572
641 If unsure, say N. 573 If unsure, say N.
642 574
643config PATA_SC1200 575config PATA_SCC
644 tristate "SC1200 PATA support" 576 tristate "Toshiba's Cell Reference Set IDE support"
577 depends on PCI && PPC_CELLEB
578 help
579 This option enables support for the built-in IDE controller on
580 Toshiba Cell Reference Board.
581
582 If unsure, say N.
583
584config PATA_SCH
585 tristate "Intel SCH PATA support"
645 depends on PCI 586 depends on PCI
646 help 587 help
647 This option enables support for the NatSemi/AMD SC1200 SoC 588 This option enables support for Intel SCH PATA on the Intel
648 companion chip used with the Geode processor family. 589 SCH (US15W, US15L, UL11L) series host controllers.
649 590
650 If unsure, say N. 591 If unsure, say N.
651 592
@@ -683,6 +624,15 @@ config PATA_TOSHIBA
683 624
684 If unsure, say N. 625 If unsure, say N.
685 626
627config PATA_TRIFLEX
628 tristate "Compaq Triflex PATA support"
629 depends on PCI
630 help
631 Enable support for the Compaq 'Triflex' IDE controller as found
632 on many Compaq Pentium-Pro systems, via the new ATA layer.
633
634 If unsure, say N.
635
686config PATA_VIA 636config PATA_VIA
687 tristate "VIA PATA support" 637 tristate "VIA PATA support"
688 depends on PCI 638 depends on PCI
@@ -701,12 +651,99 @@ config PATA_WINBOND
701 651
702 If unsure, say N. 652 If unsure, say N.
703 653
704config PATA_WINBOND_VLB 654endif # ATA_BMDMA
705 tristate "Winbond W83759A VLB PATA support (Experimental)" 655
706 depends on ISA && EXPERIMENTAL 656comment "PIO-only SFF controllers"
657
658config PATA_AT32
659 tristate "Atmel AVR32 PATA support (Experimental)"
660 depends on AVR32 && PLATFORM_AT32AP && EXPERIMENTAL
707 help 661 help
708 Support for the Winbond W83759A controller on Vesa Local Bus 662 This option enables support for the IDE devices on the
709 systems. 663 Atmel AT32AP platform.
664
665 If unsure, say N.
666
667config PATA_AT91
668 tristate "PATA support for AT91SAM9260"
669 depends on ARM && ARCH_AT91
670 help
671 This option enables support for IDE devices on the Atmel AT91SAM9260 SoC.
672
673 If unsure, say N.
674
675config PATA_CMD640_PCI
676 tristate "CMD640 PCI PATA support (Experimental)"
677 depends on PCI && EXPERIMENTAL
678 help
679 This option enables support for the CMD640 PCI IDE
680 interface chip. Only the primary channel is currently
681 supported.
682
683 If unsure, say N.
684
685config PATA_ISAPNP
686 tristate "ISA Plug and Play PATA support"
687 depends on ISAPNP
688 help
689 This option enables support for ISA plug & play ATA
690 controllers such as those found on old soundcards.
691
692 If unsure, say N.
693
694config PATA_IXP4XX_CF
695 tristate "IXP4XX Compact Flash support"
696 depends on ARCH_IXP4XX
697 help
698 This option enables support for a Compact Flash connected on
699 the ixp4xx expansion bus. This driver had been written for
700 Loft/Avila boards in mind but can work with others.
701
702 If unsure, say N.
703
704config PATA_MPIIX
705 tristate "Intel PATA MPIIX support"
706 depends on PCI
707 help
708 This option enables support for MPIIX PATA support.
709
710 If unsure, say N.
711
712config PATA_NS87410
713 tristate "Nat Semi NS87410 PATA support"
714 depends on PCI
715 help
716 This option enables support for the National Semiconductor
717 NS87410 PCI-IDE controller.
718
719 If unsure, say N.
720
721config PATA_OPTI
722 tristate "OPTI621/6215 PATA support (Very Experimental)"
723 depends on PCI && EXPERIMENTAL
724 help
725 This option enables full PIO support for the early Opti ATA
726 controllers found on some old motherboards.
727
728 If unsure, say N.
729
730config PATA_PALMLD
731 tristate "Palm LifeDrive PATA support"
732 depends on MACH_PALMLD
733 help
734 This option enables support for Palm LifeDrive's internal ATA
735 port via the new ATA layer.
736
737 If unsure, say N.
738
739config PATA_PCMCIA
740 tristate "PCMCIA PATA support"
741 depends on PCMCIA
742 help
743 This option enables support for PCMCIA ATA interfaces, including
744 compact flash card adapters via the new ATA layer.
745
746 If unsure, say N.
710 747
711config HAVE_PATA_PLATFORM 748config HAVE_PATA_PLATFORM
712 bool 749 bool
@@ -725,14 +762,6 @@ config PATA_PLATFORM
725 762
726 If unsure, say N. 763 If unsure, say N.
727 764
728config PATA_AT91
729 tristate "PATA support for AT91SAM9260"
730 depends on ARM && ARCH_AT91
731 help
732 This option enables support for IDE devices on the Atmel AT91SAM9260 SoC.
733
734 If unsure, say N.
735
736config PATA_OF_PLATFORM 765config PATA_OF_PLATFORM
737 tristate "OpenFirmware platform device PATA support" 766 tristate "OpenFirmware platform device PATA support"
738 depends on PATA_PLATFORM && PPC_OF 767 depends on PATA_PLATFORM && PPC_OF
@@ -743,69 +772,65 @@ config PATA_OF_PLATFORM
743 772
744 If unsure, say N. 773 If unsure, say N.
745 774
746config PATA_ICSIDE 775config PATA_QDI
747 tristate "Acorn ICS PATA support" 776 tristate "QDI VLB PATA support"
748 depends on ARM && ARCH_ACORN 777 depends on ISA
749 help 778 help
750 On Acorn systems, say Y here if you wish to use the ICS PATA 779 Support for QDI 6500 and 6580 PATA controllers on VESA local bus.
751 interface card. This is not required for ICS partition support.
752 If you are unsure, say N to this.
753 780
754config PATA_IXP4XX_CF 781config PATA_RB532
755 tristate "IXP4XX Compact Flash support" 782 tristate "RouterBoard 532 PATA CompactFlash support"
756 depends on ARCH_IXP4XX 783 depends on MIKROTIK_RB532
757 help 784 help
758 This option enables support for a Compact Flash connected on 785 This option enables support for the RouterBoard 532
759 the ixp4xx expansion bus. This driver had been written for 786 PATA CompactFlash controller.
760 Loft/Avila boards in mind but can work with others.
761 787
762 If unsure, say N. 788 If unsure, say N.
763 789
764config PATA_OCTEON_CF 790config PATA_RZ1000
765 tristate "OCTEON Boot Bus Compact Flash support" 791 tristate "PC Tech RZ1000 PATA support"
766 depends on CPU_CAVIUM_OCTEON 792 depends on PCI
767 help 793 help
768 This option enables a polled compact flash driver for use with 794 This option enables basic support for the PC Tech RZ1000/1
769 compact flash cards attached to the OCTEON boot bus. 795 PATA controllers via the new ATA layer
770 796
771 If unsure, say N. 797 If unsure, say N.
772 798
773config PATA_SCC 799config PATA_WINBOND_VLB
774 tristate "Toshiba's Cell Reference Set IDE support" 800 tristate "Winbond W83759A VLB PATA support (Experimental)"
775 depends on PCI && PPC_CELLEB 801 depends on ISA && EXPERIMENTAL
776 help 802 help
777 This option enables support for the built-in IDE controller on 803 Support for the Winbond W83759A controller on Vesa Local Bus
778 Toshiba Cell Reference Board. 804 systems.
779 805
780 If unsure, say N. 806comment "Generic fallback / legacy drivers"
781 807
782config PATA_SCH 808config PATA_ACPI
783 tristate "Intel SCH PATA support" 809 tristate "ACPI firmware driver for PATA"
784 depends on PCI 810 depends on ATA_ACPI && ATA_BMDMA
785 help 811 help
786 This option enables support for Intel SCH PATA on the Intel 812 This option enables an ACPI method driver which drives
787 SCH (US15W, US15L, UL11L) series host controllers. 813 motherboard PATA controller interfaces through the ACPI
788 814 firmware in the BIOS. This driver can sometimes handle
789 If unsure, say N. 815 otherwise unsupported hardware.
790 816
791config PATA_BF54X 817config ATA_GENERIC
792 tristate "Blackfin 54x ATAPI support" 818 tristate "Generic ATA support"
793 depends on BF542 || BF548 || BF549 819 depends on PCI && ATA_BMDMA
794 help 820 help
795 This option enables support for the built-in ATAPI controller on 821 This option enables support for generic BIOS configured
796 Blackfin 54x family chips. 822 ATA controllers via the new ATA layer
797 823
798 If unsure, say N. 824 If unsure, say N.
799 825
800config PATA_MACIO 826config PATA_LEGACY
801 tristate "Apple PowerMac/PowerBook internal 'MacIO' IDE" 827 tristate "Legacy ISA PATA support (Experimental)"
802 depends on PPC_PMAC 828 depends on (ISA || PCI) && EXPERIMENTAL
803 help 829 help
804 Most IDE capable PowerMacs have IDE busses driven by a variant 830 This option enables support for ISA/VLB/PCI bus legacy PATA
805 of this controller which is part of the Apple chipset used on 831 ports and allows them to be accessed via the new ATA layer.
806 most PowerMac models. Some models have multiple busses using
807 different chipsets, though generally, MacIO is one of them.
808 832
833 If unsure, say N.
809 834
810endif # ATA_SFF 835endif # ATA_SFF
811endif # ATA 836endif # ATA
diff --git a/drivers/ata/Makefile b/drivers/ata/Makefile
index d0a93c4ad3ec..7ef89d73df63 100644
--- a/drivers/ata/Makefile
+++ b/drivers/ata/Makefile
@@ -1,33 +1,39 @@
1 1
2obj-$(CONFIG_ATA) += libata.o 2obj-$(CONFIG_ATA) += libata.o
3 3
4# non-SFF interface
4obj-$(CONFIG_SATA_AHCI) += ahci.o libahci.o 5obj-$(CONFIG_SATA_AHCI) += ahci.o libahci.o
5obj-$(CONFIG_SATA_AHCI_PLATFORM) += ahci_platform.o libahci.o 6obj-$(CONFIG_SATA_AHCI_PLATFORM) += ahci_platform.o libahci.o
6obj-$(CONFIG_SATA_SVW) += sata_svw.o 7obj-$(CONFIG_SATA_FSL) += sata_fsl.o
8obj-$(CONFIG_SATA_INIC162X) += sata_inic162x.o
9obj-$(CONFIG_SATA_SIL24) += sata_sil24.o
10
11# SFF w/ custom DMA
12obj-$(CONFIG_PDC_ADMA) += pdc_adma.o
13obj-$(CONFIG_PATA_MPC52xx) += pata_mpc52xx.o
14obj-$(CONFIG_PATA_OCTEON_CF) += pata_octeon_cf.o
15obj-$(CONFIG_SATA_QSTOR) += sata_qstor.o
16obj-$(CONFIG_SATA_SX4) += sata_sx4.o
17
18# SFF SATA w/ BMDMA
7obj-$(CONFIG_ATA_PIIX) += ata_piix.o 19obj-$(CONFIG_ATA_PIIX) += ata_piix.o
20obj-$(CONFIG_SATA_MV) += sata_mv.o
21obj-$(CONFIG_SATA_NV) += sata_nv.o
8obj-$(CONFIG_SATA_PROMISE) += sata_promise.o 22obj-$(CONFIG_SATA_PROMISE) += sata_promise.o
9obj-$(CONFIG_SATA_QSTOR) += sata_qstor.o
10obj-$(CONFIG_SATA_SIL) += sata_sil.o 23obj-$(CONFIG_SATA_SIL) += sata_sil.o
11obj-$(CONFIG_SATA_SIL24) += sata_sil24.o
12obj-$(CONFIG_SATA_VIA) += sata_via.o
13obj-$(CONFIG_SATA_VITESSE) += sata_vsc.o
14obj-$(CONFIG_SATA_SIS) += sata_sis.o 24obj-$(CONFIG_SATA_SIS) += sata_sis.o
15obj-$(CONFIG_SATA_SX4) += sata_sx4.o 25obj-$(CONFIG_SATA_SVW) += sata_svw.o
16obj-$(CONFIG_SATA_NV) += sata_nv.o
17obj-$(CONFIG_SATA_ULI) += sata_uli.o 26obj-$(CONFIG_SATA_ULI) += sata_uli.o
18obj-$(CONFIG_SATA_MV) += sata_mv.o 27obj-$(CONFIG_SATA_VIA) += sata_via.o
19obj-$(CONFIG_SATA_INIC162X) += sata_inic162x.o 28obj-$(CONFIG_SATA_VITESSE) += sata_vsc.o
20obj-$(CONFIG_PDC_ADMA) += pdc_adma.o
21obj-$(CONFIG_SATA_FSL) += sata_fsl.o
22obj-$(CONFIG_PATA_MACIO) += pata_macio.o
23 29
30# SFF PATA w/ BMDMA
24obj-$(CONFIG_PATA_ALI) += pata_ali.o 31obj-$(CONFIG_PATA_ALI) += pata_ali.o
25obj-$(CONFIG_PATA_AMD) += pata_amd.o 32obj-$(CONFIG_PATA_AMD) += pata_amd.o
26obj-$(CONFIG_PATA_ARTOP) += pata_artop.o 33obj-$(CONFIG_PATA_ARTOP) += pata_artop.o
27obj-$(CONFIG_PATA_ATP867X) += pata_atp867x.o
28obj-$(CONFIG_PATA_AT32) += pata_at32.o
29obj-$(CONFIG_PATA_ATIIXP) += pata_atiixp.o 34obj-$(CONFIG_PATA_ATIIXP) += pata_atiixp.o
30obj-$(CONFIG_PATA_CMD640_PCI) += pata_cmd640.o 35obj-$(CONFIG_PATA_ATP867X) += pata_atp867x.o
36obj-$(CONFIG_PATA_BF54X) += pata_bf54x.o
31obj-$(CONFIG_PATA_CMD64X) += pata_cmd64x.o 37obj-$(CONFIG_PATA_CMD64X) += pata_cmd64x.o
32obj-$(CONFIG_PATA_CS5520) += pata_cs5520.o 38obj-$(CONFIG_PATA_CS5520) += pata_cs5520.o
33obj-$(CONFIG_PATA_CS5530) += pata_cs5530.o 39obj-$(CONFIG_PATA_CS5530) += pata_cs5530.o
@@ -39,47 +45,50 @@ obj-$(CONFIG_PATA_HPT366) += pata_hpt366.o
39obj-$(CONFIG_PATA_HPT37X) += pata_hpt37x.o 45obj-$(CONFIG_PATA_HPT37X) += pata_hpt37x.o
40obj-$(CONFIG_PATA_HPT3X2N) += pata_hpt3x2n.o 46obj-$(CONFIG_PATA_HPT3X2N) += pata_hpt3x2n.o
41obj-$(CONFIG_PATA_HPT3X3) += pata_hpt3x3.o 47obj-$(CONFIG_PATA_HPT3X3) += pata_hpt3x3.o
42obj-$(CONFIG_PATA_ISAPNP) += pata_isapnp.o 48obj-$(CONFIG_PATA_ICSIDE) += pata_icside.o
43obj-$(CONFIG_PATA_IT821X) += pata_it821x.o
44obj-$(CONFIG_PATA_IT8213) += pata_it8213.o 49obj-$(CONFIG_PATA_IT8213) += pata_it8213.o
50obj-$(CONFIG_PATA_IT821X) += pata_it821x.o
45obj-$(CONFIG_PATA_JMICRON) += pata_jmicron.o 51obj-$(CONFIG_PATA_JMICRON) += pata_jmicron.o
52obj-$(CONFIG_PATA_MACIO) += pata_macio.o
53obj-$(CONFIG_PATA_MARVELL) += pata_marvell.o
46obj-$(CONFIG_PATA_NETCELL) += pata_netcell.o 54obj-$(CONFIG_PATA_NETCELL) += pata_netcell.o
47obj-$(CONFIG_PATA_NINJA32) += pata_ninja32.o 55obj-$(CONFIG_PATA_NINJA32) += pata_ninja32.o
48obj-$(CONFIG_PATA_NS87410) += pata_ns87410.o
49obj-$(CONFIG_PATA_NS87415) += pata_ns87415.o 56obj-$(CONFIG_PATA_NS87415) += pata_ns87415.o
50obj-$(CONFIG_PATA_OPTI) += pata_opti.o
51obj-$(CONFIG_PATA_OPTIDMA) += pata_optidma.o
52obj-$(CONFIG_PATA_MPC52xx) += pata_mpc52xx.o
53obj-$(CONFIG_PATA_MARVELL) += pata_marvell.o
54obj-$(CONFIG_PATA_MPIIX) += pata_mpiix.o
55obj-$(CONFIG_PATA_OLDPIIX) += pata_oldpiix.o 57obj-$(CONFIG_PATA_OLDPIIX) += pata_oldpiix.o
56obj-$(CONFIG_PATA_PALMLD) += pata_palmld.o 58obj-$(CONFIG_PATA_OPTIDMA) += pata_optidma.o
57obj-$(CONFIG_PATA_PCMCIA) += pata_pcmcia.o
58obj-$(CONFIG_PATA_PDC2027X) += pata_pdc2027x.o 59obj-$(CONFIG_PATA_PDC2027X) += pata_pdc2027x.o
59obj-$(CONFIG_PATA_PDC_OLD) += pata_pdc202xx_old.o 60obj-$(CONFIG_PATA_PDC_OLD) += pata_pdc202xx_old.o
60obj-$(CONFIG_PATA_QDI) += pata_qdi.o
61obj-$(CONFIG_PATA_RADISYS) += pata_radisys.o 61obj-$(CONFIG_PATA_RADISYS) += pata_radisys.o
62obj-$(CONFIG_PATA_RB532) += pata_rb532_cf.o
63obj-$(CONFIG_PATA_RDC) += pata_rdc.o 62obj-$(CONFIG_PATA_RDC) += pata_rdc.o
64obj-$(CONFIG_PATA_RZ1000) += pata_rz1000.o
65obj-$(CONFIG_PATA_SC1200) += pata_sc1200.o 63obj-$(CONFIG_PATA_SC1200) += pata_sc1200.o
64obj-$(CONFIG_PATA_SCC) += pata_scc.o
65obj-$(CONFIG_PATA_SCH) += pata_sch.o
66obj-$(CONFIG_PATA_SERVERWORKS) += pata_serverworks.o 66obj-$(CONFIG_PATA_SERVERWORKS) += pata_serverworks.o
67obj-$(CONFIG_PATA_SIL680) += pata_sil680.o 67obj-$(CONFIG_PATA_SIL680) += pata_sil680.o
68obj-$(CONFIG_PATA_SIS) += pata_sis.o
68obj-$(CONFIG_PATA_TOSHIBA) += pata_piccolo.o 69obj-$(CONFIG_PATA_TOSHIBA) += pata_piccolo.o
70obj-$(CONFIG_PATA_TRIFLEX) += pata_triflex.o
69obj-$(CONFIG_PATA_VIA) += pata_via.o 71obj-$(CONFIG_PATA_VIA) += pata_via.o
70obj-$(CONFIG_PATA_WINBOND) += pata_sl82c105.o 72obj-$(CONFIG_PATA_WINBOND) += pata_sl82c105.o
71obj-$(CONFIG_PATA_WINBOND_VLB) += pata_winbond.o 73
72obj-$(CONFIG_PATA_SIS) += pata_sis.o 74# SFF PIO only
73obj-$(CONFIG_PATA_TRIFLEX) += pata_triflex.o 75obj-$(CONFIG_PATA_AT32) += pata_at32.o
76obj-$(CONFIG_PATA_AT91) += pata_at91.o
77obj-$(CONFIG_PATA_CMD640_PCI) += pata_cmd640.o
78obj-$(CONFIG_PATA_ISAPNP) += pata_isapnp.o
74obj-$(CONFIG_PATA_IXP4XX_CF) += pata_ixp4xx_cf.o 79obj-$(CONFIG_PATA_IXP4XX_CF) += pata_ixp4xx_cf.o
75obj-$(CONFIG_PATA_SCC) += pata_scc.o 80obj-$(CONFIG_PATA_MPIIX) += pata_mpiix.o
76obj-$(CONFIG_PATA_SCH) += pata_sch.o 81obj-$(CONFIG_PATA_NS87410) += pata_ns87410.o
77obj-$(CONFIG_PATA_BF54X) += pata_bf54x.o 82obj-$(CONFIG_PATA_OPTI) += pata_opti.o
78obj-$(CONFIG_PATA_OCTEON_CF) += pata_octeon_cf.o 83obj-$(CONFIG_PATA_PCMCIA) += pata_pcmcia.o
84obj-$(CONFIG_PATA_PALMLD) += pata_palmld.o
79obj-$(CONFIG_PATA_PLATFORM) += pata_platform.o 85obj-$(CONFIG_PATA_PLATFORM) += pata_platform.o
80obj-$(CONFIG_PATA_AT91) += pata_at91.o
81obj-$(CONFIG_PATA_OF_PLATFORM) += pata_of_platform.o 86obj-$(CONFIG_PATA_OF_PLATFORM) += pata_of_platform.o
82obj-$(CONFIG_PATA_ICSIDE) += pata_icside.o 87obj-$(CONFIG_PATA_QDI) += pata_qdi.o
88obj-$(CONFIG_PATA_RB532) += pata_rb532_cf.o
89obj-$(CONFIG_PATA_RZ1000) += pata_rz1000.o
90obj-$(CONFIG_PATA_WINBOND_VLB) += pata_winbond.o
91
83# Should be last but two libata driver 92# Should be last but two libata driver
84obj-$(CONFIG_PATA_ACPI) += pata_acpi.o 93obj-$(CONFIG_PATA_ACPI) += pata_acpi.o
85# Should be last but one libata driver 94# Should be last but one libata driver
diff --git a/drivers/ata/ata_generic.c b/drivers/ata/ata_generic.c
index 33fb614f9784..573158a9668d 100644
--- a/drivers/ata/ata_generic.c
+++ b/drivers/ata/ata_generic.c
@@ -155,7 +155,7 @@ static int ata_generic_init_one(struct pci_dev *dev, const struct pci_device_id
155 return rc; 155 return rc;
156 pcim_pin_device(dev); 156 pcim_pin_device(dev);
157 } 157 }
158 return ata_pci_sff_init_one(dev, ppi, &generic_sht, NULL, 0); 158 return ata_pci_bmdma_init_one(dev, ppi, &generic_sht, NULL, 0);
159} 159}
160 160
161static struct pci_device_id ata_generic[] = { 161static struct pci_device_id ata_generic[] = {
diff --git a/drivers/ata/ata_piix.c b/drivers/ata/ata_piix.c
index ec52fc618763..7409f98d2ae6 100644
--- a/drivers/ata/ata_piix.c
+++ b/drivers/ata/ata_piix.c
@@ -1589,7 +1589,7 @@ static int __devinit piix_init_one(struct pci_dev *pdev,
1589 hpriv->map = piix_init_sata_map(pdev, port_info, 1589 hpriv->map = piix_init_sata_map(pdev, port_info,
1590 piix_map_db_table[ent->driver_data]); 1590 piix_map_db_table[ent->driver_data]);
1591 1591
1592 rc = ata_pci_sff_prepare_host(pdev, ppi, &host); 1592 rc = ata_pci_bmdma_prepare_host(pdev, ppi, &host);
1593 if (rc) 1593 if (rc)
1594 return rc; 1594 return rc;
1595 host->private_data = hpriv; 1595 host->private_data = hpriv;
@@ -1626,7 +1626,7 @@ static int __devinit piix_init_one(struct pci_dev *pdev,
1626 host->flags |= ATA_HOST_PARALLEL_SCAN; 1626 host->flags |= ATA_HOST_PARALLEL_SCAN;
1627 1627
1628 pci_set_master(pdev); 1628 pci_set_master(pdev);
1629 return ata_pci_sff_activate_host(host, ata_sff_interrupt, &piix_sht); 1629 return ata_pci_sff_activate_host(host, ata_bmdma_interrupt, &piix_sht);
1630} 1630}
1631 1631
1632static void piix_remove_one(struct pci_dev *pdev) 1632static void piix_remove_one(struct pci_dev *pdev)
diff --git a/drivers/ata/libata-core.c b/drivers/ata/libata-core.c
index c47373f01f89..06b7e49e039c 100644
--- a/drivers/ata/libata-core.c
+++ b/drivers/ata/libata-core.c
@@ -160,6 +160,10 @@ int libata_allow_tpm = 0;
160module_param_named(allow_tpm, libata_allow_tpm, int, 0444); 160module_param_named(allow_tpm, libata_allow_tpm, int, 0444);
161MODULE_PARM_DESC(allow_tpm, "Permit the use of TPM commands (0=off [default], 1=on)"); 161MODULE_PARM_DESC(allow_tpm, "Permit the use of TPM commands (0=off [default], 1=on)");
162 162
163static int atapi_an;
164module_param(atapi_an, int, 0444);
165MODULE_PARM_DESC(atapi_an, "Enable ATAPI AN media presence notification (0=0ff [default], 1=on)");
166
163MODULE_AUTHOR("Jeff Garzik"); 167MODULE_AUTHOR("Jeff Garzik");
164MODULE_DESCRIPTION("Library module for ATA devices"); 168MODULE_DESCRIPTION("Library module for ATA devices");
165MODULE_LICENSE("GPL"); 169MODULE_LICENSE("GPL");
@@ -2122,6 +2126,14 @@ retry:
2122 goto err_out; 2126 goto err_out;
2123 } 2127 }
2124 2128
2129 if (dev->horkage & ATA_HORKAGE_DUMP_ID) {
2130 ata_dev_printk(dev, KERN_DEBUG, "dumping IDENTIFY data, "
2131 "class=%d may_fallback=%d tried_spinup=%d\n",
2132 class, may_fallback, tried_spinup);
2133 print_hex_dump(KERN_DEBUG, "", DUMP_PREFIX_OFFSET,
2134 16, 2, id, ATA_ID_WORDS * sizeof(*id), true);
2135 }
2136
2125 /* Falling back doesn't make sense if ID data was read 2137 /* Falling back doesn't make sense if ID data was read
2126 * successfully at least once. 2138 * successfully at least once.
2127 */ 2139 */
@@ -2510,7 +2522,8 @@ int ata_dev_configure(struct ata_device *dev)
2510 * to enable ATAPI AN to discern between PHY status 2522 * to enable ATAPI AN to discern between PHY status
2511 * changed notifications and ATAPI ANs. 2523 * changed notifications and ATAPI ANs.
2512 */ 2524 */
2513 if ((ap->flags & ATA_FLAG_AN) && ata_id_has_atapi_AN(id) && 2525 if (atapi_an &&
2526 (ap->flags & ATA_FLAG_AN) && ata_id_has_atapi_AN(id) &&
2514 (!sata_pmp_attached(ap) || 2527 (!sata_pmp_attached(ap) ||
2515 sata_scr_read(&ap->link, SCR_NOTIFICATION, &sntf) == 0)) { 2528 sata_scr_read(&ap->link, SCR_NOTIFICATION, &sntf) == 0)) {
2516 unsigned int err_mask; 2529 unsigned int err_mask;
@@ -6372,6 +6385,7 @@ static int __init ata_parse_force_one(char **cur,
6372 { "3.0Gbps", .spd_limit = 2 }, 6385 { "3.0Gbps", .spd_limit = 2 },
6373 { "noncq", .horkage_on = ATA_HORKAGE_NONCQ }, 6386 { "noncq", .horkage_on = ATA_HORKAGE_NONCQ },
6374 { "ncq", .horkage_off = ATA_HORKAGE_NONCQ }, 6387 { "ncq", .horkage_off = ATA_HORKAGE_NONCQ },
6388 { "dump_id", .horkage_on = ATA_HORKAGE_DUMP_ID },
6375 { "pio0", .xfer_mask = 1 << (ATA_SHIFT_PIO + 0) }, 6389 { "pio0", .xfer_mask = 1 << (ATA_SHIFT_PIO + 0) },
6376 { "pio1", .xfer_mask = 1 << (ATA_SHIFT_PIO + 1) }, 6390 { "pio1", .xfer_mask = 1 << (ATA_SHIFT_PIO + 1) },
6377 { "pio2", .xfer_mask = 1 << (ATA_SHIFT_PIO + 2) }, 6391 { "pio2", .xfer_mask = 1 << (ATA_SHIFT_PIO + 2) },
diff --git a/drivers/ata/libata-sff.c b/drivers/ata/libata-sff.c
index 19ddf924944f..efa4a18cfb9d 100644
--- a/drivers/ata/libata-sff.c
+++ b/drivers/ata/libata-sff.c
@@ -63,7 +63,6 @@ const struct ata_port_operations ata_sff_port_ops = {
63 .sff_tf_read = ata_sff_tf_read, 63 .sff_tf_read = ata_sff_tf_read,
64 .sff_exec_command = ata_sff_exec_command, 64 .sff_exec_command = ata_sff_exec_command,
65 .sff_data_xfer = ata_sff_data_xfer, 65 .sff_data_xfer = ata_sff_data_xfer,
66 .sff_irq_clear = ata_sff_irq_clear,
67 .sff_drain_fifo = ata_sff_drain_fifo, 66 .sff_drain_fifo = ata_sff_drain_fifo,
68 67
69 .lost_interrupt = ata_sff_lost_interrupt, 68 .lost_interrupt = ata_sff_lost_interrupt,
@@ -395,33 +394,12 @@ void ata_sff_irq_on(struct ata_port *ap)
395 ata_sff_set_devctl(ap, ap->ctl); 394 ata_sff_set_devctl(ap, ap->ctl);
396 ata_wait_idle(ap); 395 ata_wait_idle(ap);
397 396
398 ap->ops->sff_irq_clear(ap); 397 if (ap->ops->sff_irq_clear)
398 ap->ops->sff_irq_clear(ap);
399} 399}
400EXPORT_SYMBOL_GPL(ata_sff_irq_on); 400EXPORT_SYMBOL_GPL(ata_sff_irq_on);
401 401
402/** 402/**
403 * ata_sff_irq_clear - Clear PCI IDE BMDMA interrupt.
404 * @ap: Port associated with this ATA transaction.
405 *
406 * Clear interrupt and error flags in DMA status register.
407 *
408 * May be used as the irq_clear() entry in ata_port_operations.
409 *
410 * LOCKING:
411 * spin_lock_irqsave(host lock)
412 */
413void ata_sff_irq_clear(struct ata_port *ap)
414{
415 void __iomem *mmio = ap->ioaddr.bmdma_addr;
416
417 if (!mmio)
418 return;
419
420 iowrite8(ioread8(mmio + ATA_DMA_STATUS), mmio + ATA_DMA_STATUS);
421}
422EXPORT_SYMBOL_GPL(ata_sff_irq_clear);
423
424/**
425 * ata_sff_tf_load - send taskfile registers to host controller 403 * ata_sff_tf_load - send taskfile registers to host controller
426 * @ap: Port to which output is sent 404 * @ap: Port to which output is sent
427 * @tf: ATA taskfile register set 405 * @tf: ATA taskfile register set
@@ -820,11 +798,15 @@ static void atapi_send_cdb(struct ata_port *ap, struct ata_queued_cmd *qc)
820 case ATAPI_PROT_NODATA: 798 case ATAPI_PROT_NODATA:
821 ap->hsm_task_state = HSM_ST_LAST; 799 ap->hsm_task_state = HSM_ST_LAST;
822 break; 800 break;
801#ifdef CONFIG_ATA_BMDMA
823 case ATAPI_PROT_DMA: 802 case ATAPI_PROT_DMA:
824 ap->hsm_task_state = HSM_ST_LAST; 803 ap->hsm_task_state = HSM_ST_LAST;
825 /* initiate bmdma */ 804 /* initiate bmdma */
826 ap->ops->bmdma_start(qc); 805 ap->ops->bmdma_start(qc);
827 break; 806 break;
807#endif /* CONFIG_ATA_BMDMA */
808 default:
809 BUG();
828 } 810 }
829} 811}
830 812
@@ -1491,27 +1473,27 @@ bool ata_sff_qc_fill_rtf(struct ata_queued_cmd *qc)
1491} 1473}
1492EXPORT_SYMBOL_GPL(ata_sff_qc_fill_rtf); 1474EXPORT_SYMBOL_GPL(ata_sff_qc_fill_rtf);
1493 1475
1494/** 1476static unsigned int ata_sff_idle_irq(struct ata_port *ap)
1495 * ata_sff_host_intr - Handle host interrupt for given (port, task)
1496 * @ap: Port on which interrupt arrived (possibly...)
1497 * @qc: Taskfile currently active in engine
1498 *
1499 * Handle host interrupt for given queued command. Currently,
1500 * only DMA interrupts are handled. All other commands are
1501 * handled via polling with interrupts disabled (nIEN bit).
1502 *
1503 * LOCKING:
1504 * spin_lock_irqsave(host lock)
1505 *
1506 * RETURNS:
1507 * One if interrupt was handled, zero if not (shared irq).
1508 */
1509unsigned int ata_sff_host_intr(struct ata_port *ap,
1510 struct ata_queued_cmd *qc)
1511{ 1477{
1512 struct ata_eh_info *ehi = &ap->link.eh_info; 1478 ap->stats.idle_irq++;
1513 u8 status, host_stat = 0; 1479
1514 bool bmdma_stopped = false; 1480#ifdef ATA_IRQ_TRAP
1481 if ((ap->stats.idle_irq % 1000) == 0) {
1482 ap->ops->sff_check_status(ap);
1483 if (ap->ops->sff_irq_clear)
1484 ap->ops->sff_irq_clear(ap);
1485 ata_port_printk(ap, KERN_WARNING, "irq trap\n");
1486 return 1;
1487 }
1488#endif
1489 return 0; /* irq not handled */
1490}
1491
1492static unsigned int __ata_sff_port_intr(struct ata_port *ap,
1493 struct ata_queued_cmd *qc,
1494 bool hsmv_on_idle)
1495{
1496 u8 status;
1515 1497
1516 VPRINTK("ata%u: protocol %d task_state %d\n", 1498 VPRINTK("ata%u: protocol %d task_state %d\n",
1517 ap->print_id, qc->tf.protocol, ap->hsm_task_state); 1499 ap->print_id, qc->tf.protocol, ap->hsm_task_state);
@@ -1528,90 +1510,56 @@ unsigned int ata_sff_host_intr(struct ata_port *ap,
1528 * need to check ata_is_atapi(qc->tf.protocol) again. 1510 * need to check ata_is_atapi(qc->tf.protocol) again.
1529 */ 1511 */
1530 if (!(qc->dev->flags & ATA_DFLAG_CDB_INTR)) 1512 if (!(qc->dev->flags & ATA_DFLAG_CDB_INTR))
1531 goto idle_irq; 1513 return ata_sff_idle_irq(ap);
1532 break;
1533 case HSM_ST_LAST:
1534 if (qc->tf.protocol == ATA_PROT_DMA ||
1535 qc->tf.protocol == ATAPI_PROT_DMA) {
1536 /* check status of DMA engine */
1537 host_stat = ap->ops->bmdma_status(ap);
1538 VPRINTK("ata%u: host_stat 0x%X\n",
1539 ap->print_id, host_stat);
1540
1541 /* if it's not our irq... */
1542 if (!(host_stat & ATA_DMA_INTR))
1543 goto idle_irq;
1544
1545 /* before we do anything else, clear DMA-Start bit */
1546 ap->ops->bmdma_stop(qc);
1547 bmdma_stopped = true;
1548
1549 if (unlikely(host_stat & ATA_DMA_ERR)) {
1550 /* error when transfering data to/from memory */
1551 qc->err_mask |= AC_ERR_HOST_BUS;
1552 ap->hsm_task_state = HSM_ST_ERR;
1553 }
1554 }
1555 break; 1514 break;
1556 case HSM_ST: 1515 case HSM_ST:
1516 case HSM_ST_LAST:
1557 break; 1517 break;
1558 default: 1518 default:
1559 goto idle_irq; 1519 return ata_sff_idle_irq(ap);
1560 } 1520 }
1561 1521
1562
1563 /* check main status, clearing INTRQ if needed */ 1522 /* check main status, clearing INTRQ if needed */
1564 status = ata_sff_irq_status(ap); 1523 status = ata_sff_irq_status(ap);
1565 if (status & ATA_BUSY) { 1524 if (status & ATA_BUSY) {
1566 if (bmdma_stopped) { 1525 if (hsmv_on_idle) {
1567 /* BMDMA engine is already stopped, we're screwed */ 1526 /* BMDMA engine is already stopped, we're screwed */
1568 qc->err_mask |= AC_ERR_HSM; 1527 qc->err_mask |= AC_ERR_HSM;
1569 ap->hsm_task_state = HSM_ST_ERR; 1528 ap->hsm_task_state = HSM_ST_ERR;
1570 } else 1529 } else
1571 goto idle_irq; 1530 return ata_sff_idle_irq(ap);
1572 } 1531 }
1573 1532
1574 /* clear irq events */ 1533 /* clear irq events */
1575 ap->ops->sff_irq_clear(ap); 1534 if (ap->ops->sff_irq_clear)
1535 ap->ops->sff_irq_clear(ap);
1576 1536
1577 ata_sff_hsm_move(ap, qc, status, 0); 1537 ata_sff_hsm_move(ap, qc, status, 0);
1578 1538
1579 if (unlikely(qc->err_mask) && (qc->tf.protocol == ATA_PROT_DMA ||
1580 qc->tf.protocol == ATAPI_PROT_DMA))
1581 ata_ehi_push_desc(ehi, "BMDMA stat 0x%x", host_stat);
1582
1583 return 1; /* irq handled */ 1539 return 1; /* irq handled */
1584
1585idle_irq:
1586 ap->stats.idle_irq++;
1587
1588#ifdef ATA_IRQ_TRAP
1589 if ((ap->stats.idle_irq % 1000) == 0) {
1590 ap->ops->sff_check_status(ap);
1591 ap->ops->sff_irq_clear(ap);
1592 ata_port_printk(ap, KERN_WARNING, "irq trap\n");
1593 return 1;
1594 }
1595#endif
1596 return 0; /* irq not handled */
1597} 1540}
1598EXPORT_SYMBOL_GPL(ata_sff_host_intr);
1599 1541
1600/** 1542/**
1601 * ata_sff_interrupt - Default ATA host interrupt handler 1543 * ata_sff_port_intr - Handle SFF port interrupt
1602 * @irq: irq line (unused) 1544 * @ap: Port on which interrupt arrived (possibly...)
1603 * @dev_instance: pointer to our ata_host information structure 1545 * @qc: Taskfile currently active in engine
1604 * 1546 *
1605 * Default interrupt handler for PCI IDE devices. Calls 1547 * Handle port interrupt for given queued command.
1606 * ata_sff_host_intr() for each port that is not disabled.
1607 * 1548 *
1608 * LOCKING: 1549 * LOCKING:
1609 * Obtains host lock during operation. 1550 * spin_lock_irqsave(host lock)
1610 * 1551 *
1611 * RETURNS: 1552 * RETURNS:
1612 * IRQ_NONE or IRQ_HANDLED. 1553 * One if interrupt was handled, zero if not (shared irq).
1613 */ 1554 */
1614irqreturn_t ata_sff_interrupt(int irq, void *dev_instance) 1555unsigned int ata_sff_port_intr(struct ata_port *ap, struct ata_queued_cmd *qc)
1556{
1557 return __ata_sff_port_intr(ap, qc, false);
1558}
1559EXPORT_SYMBOL_GPL(ata_sff_port_intr);
1560
1561static inline irqreturn_t __ata_sff_interrupt(int irq, void *dev_instance,
1562 unsigned int (*port_intr)(struct ata_port *, struct ata_queued_cmd *))
1615{ 1563{
1616 struct ata_host *host = dev_instance; 1564 struct ata_host *host = dev_instance;
1617 bool retried = false; 1565 bool retried = false;
@@ -1631,7 +1579,7 @@ retry:
1631 qc = ata_qc_from_tag(ap, ap->link.active_tag); 1579 qc = ata_qc_from_tag(ap, ap->link.active_tag);
1632 if (qc) { 1580 if (qc) {
1633 if (!(qc->tf.flags & ATA_TFLAG_POLLING)) 1581 if (!(qc->tf.flags & ATA_TFLAG_POLLING))
1634 handled |= ata_sff_host_intr(ap, qc); 1582 handled |= port_intr(ap, qc);
1635 else 1583 else
1636 polling |= 1 << i; 1584 polling |= 1 << i;
1637 } else 1585 } else
@@ -1658,7 +1606,8 @@ retry:
1658 1606
1659 if (idle & (1 << i)) { 1607 if (idle & (1 << i)) {
1660 ap->ops->sff_check_status(ap); 1608 ap->ops->sff_check_status(ap);
1661 ap->ops->sff_irq_clear(ap); 1609 if (ap->ops->sff_irq_clear)
1610 ap->ops->sff_irq_clear(ap);
1662 } else { 1611 } else {
1663 /* clear INTRQ and check if BUSY cleared */ 1612 /* clear INTRQ and check if BUSY cleared */
1664 if (!(ap->ops->sff_check_status(ap) & ATA_BUSY)) 1613 if (!(ap->ops->sff_check_status(ap) & ATA_BUSY))
@@ -1680,6 +1629,25 @@ retry:
1680 1629
1681 return IRQ_RETVAL(handled); 1630 return IRQ_RETVAL(handled);
1682} 1631}
1632
1633/**
1634 * ata_sff_interrupt - Default SFF ATA host interrupt handler
1635 * @irq: irq line (unused)
1636 * @dev_instance: pointer to our ata_host information structure
1637 *
1638 * Default interrupt handler for PCI IDE devices. Calls
1639 * ata_sff_port_intr() for each port that is not disabled.
1640 *
1641 * LOCKING:
1642 * Obtains host lock during operation.
1643 *
1644 * RETURNS:
1645 * IRQ_NONE or IRQ_HANDLED.
1646 */
1647irqreturn_t ata_sff_interrupt(int irq, void *dev_instance)
1648{
1649 return __ata_sff_interrupt(irq, dev_instance, ata_sff_port_intr);
1650}
1683EXPORT_SYMBOL_GPL(ata_sff_interrupt); 1651EXPORT_SYMBOL_GPL(ata_sff_interrupt);
1684 1652
1685/** 1653/**
@@ -1717,7 +1685,7 @@ void ata_sff_lost_interrupt(struct ata_port *ap)
1717 status); 1685 status);
1718 /* Run the host interrupt logic as if the interrupt had not been 1686 /* Run the host interrupt logic as if the interrupt had not been
1719 lost */ 1687 lost */
1720 ata_sff_host_intr(ap, qc); 1688 ata_sff_port_intr(ap, qc);
1721} 1689}
1722EXPORT_SYMBOL_GPL(ata_sff_lost_interrupt); 1690EXPORT_SYMBOL_GPL(ata_sff_lost_interrupt);
1723 1691
@@ -1744,7 +1712,8 @@ void ata_sff_freeze(struct ata_port *ap)
1744 */ 1712 */
1745 ap->ops->sff_check_status(ap); 1713 ap->ops->sff_check_status(ap);
1746 1714
1747 ap->ops->sff_irq_clear(ap); 1715 if (ap->ops->sff_irq_clear)
1716 ap->ops->sff_irq_clear(ap);
1748} 1717}
1749EXPORT_SYMBOL_GPL(ata_sff_freeze); 1718EXPORT_SYMBOL_GPL(ata_sff_freeze);
1750 1719
@@ -1761,7 +1730,8 @@ void ata_sff_thaw(struct ata_port *ap)
1761{ 1730{
1762 /* clear & re-enable interrupts */ 1731 /* clear & re-enable interrupts */
1763 ap->ops->sff_check_status(ap); 1732 ap->ops->sff_check_status(ap);
1764 ap->ops->sff_irq_clear(ap); 1733 if (ap->ops->sff_irq_clear)
1734 ap->ops->sff_irq_clear(ap);
1765 ata_sff_irq_on(ap); 1735 ata_sff_irq_on(ap);
1766} 1736}
1767EXPORT_SYMBOL_GPL(ata_sff_thaw); 1737EXPORT_SYMBOL_GPL(ata_sff_thaw);
@@ -2349,13 +2319,13 @@ int ata_pci_sff_init_host(struct ata_host *host)
2349EXPORT_SYMBOL_GPL(ata_pci_sff_init_host); 2319EXPORT_SYMBOL_GPL(ata_pci_sff_init_host);
2350 2320
2351/** 2321/**
2352 * ata_pci_sff_prepare_host - helper to prepare native PCI ATA host 2322 * ata_pci_sff_prepare_host - helper to prepare PCI PIO-only SFF ATA host
2353 * @pdev: target PCI device 2323 * @pdev: target PCI device
2354 * @ppi: array of port_info, must be enough for two ports 2324 * @ppi: array of port_info, must be enough for two ports
2355 * @r_host: out argument for the initialized ATA host 2325 * @r_host: out argument for the initialized ATA host
2356 * 2326 *
2357 * Helper to allocate ATA host for @pdev, acquire all native PCI 2327 * Helper to allocate PIO-only SFF ATA host for @pdev, acquire
2358 * resources and initialize it accordingly in one go. 2328 * all PCI resources and initialize it accordingly in one go.
2359 * 2329 *
2360 * LOCKING: 2330 * LOCKING:
2361 * Inherited from calling layer (may sleep). 2331 * Inherited from calling layer (may sleep).
@@ -2385,9 +2355,6 @@ int ata_pci_sff_prepare_host(struct pci_dev *pdev,
2385 if (rc) 2355 if (rc)
2386 goto err_out; 2356 goto err_out;
2387 2357
2388 /* init DMA related stuff */
2389 ata_pci_bmdma_init(host);
2390
2391 devres_remove_group(&pdev->dev, NULL); 2358 devres_remove_group(&pdev->dev, NULL);
2392 *r_host = host; 2359 *r_host = host;
2393 return 0; 2360 return 0;
@@ -2492,8 +2459,21 @@ out:
2492} 2459}
2493EXPORT_SYMBOL_GPL(ata_pci_sff_activate_host); 2460EXPORT_SYMBOL_GPL(ata_pci_sff_activate_host);
2494 2461
2462static const struct ata_port_info *ata_sff_find_valid_pi(
2463 const struct ata_port_info * const *ppi)
2464{
2465 int i;
2466
2467 /* look up the first valid port_info */
2468 for (i = 0; i < 2 && ppi[i]; i++)
2469 if (ppi[i]->port_ops != &ata_dummy_port_ops)
2470 return ppi[i];
2471
2472 return NULL;
2473}
2474
2495/** 2475/**
2496 * ata_pci_sff_init_one - Initialize/register PCI IDE host controller 2476 * ata_pci_sff_init_one - Initialize/register PIO-only PCI IDE controller
2497 * @pdev: Controller to be initialized 2477 * @pdev: Controller to be initialized
2498 * @ppi: array of port_info, must be enough for two ports 2478 * @ppi: array of port_info, must be enough for two ports
2499 * @sht: scsi_host_template to use when registering the host 2479 * @sht: scsi_host_template to use when registering the host
@@ -2502,11 +2482,7 @@ EXPORT_SYMBOL_GPL(ata_pci_sff_activate_host);
2502 * 2482 *
2503 * This is a helper function which can be called from a driver's 2483 * This is a helper function which can be called from a driver's
2504 * xxx_init_one() probe function if the hardware uses traditional 2484 * xxx_init_one() probe function if the hardware uses traditional
2505 * IDE taskfile registers. 2485 * IDE taskfile registers and is PIO only.
2506 *
2507 * This function calls pci_enable_device(), reserves its register
2508 * regions, sets the dma mask, enables bus master mode, and calls
2509 * ata_device_add()
2510 * 2486 *
2511 * ASSUMPTION: 2487 * ASSUMPTION:
2512 * Nobody makes a single channel controller that appears solely as 2488 * Nobody makes a single channel controller that appears solely as
@@ -2523,20 +2499,13 @@ int ata_pci_sff_init_one(struct pci_dev *pdev,
2523 struct scsi_host_template *sht, void *host_priv, int hflag) 2499 struct scsi_host_template *sht, void *host_priv, int hflag)
2524{ 2500{
2525 struct device *dev = &pdev->dev; 2501 struct device *dev = &pdev->dev;
2526 const struct ata_port_info *pi = NULL; 2502 const struct ata_port_info *pi;
2527 struct ata_host *host = NULL; 2503 struct ata_host *host = NULL;
2528 int i, rc; 2504 int rc;
2529 2505
2530 DPRINTK("ENTER\n"); 2506 DPRINTK("ENTER\n");
2531 2507
2532 /* look up the first valid port_info */ 2508 pi = ata_sff_find_valid_pi(ppi);
2533 for (i = 0; i < 2 && ppi[i]; i++) {
2534 if (ppi[i]->port_ops != &ata_dummy_port_ops) {
2535 pi = ppi[i];
2536 break;
2537 }
2538 }
2539
2540 if (!pi) { 2509 if (!pi) {
2541 dev_printk(KERN_ERR, &pdev->dev, 2510 dev_printk(KERN_ERR, &pdev->dev,
2542 "no valid port_info specified\n"); 2511 "no valid port_info specified\n");
@@ -2557,7 +2526,6 @@ int ata_pci_sff_init_one(struct pci_dev *pdev,
2557 host->private_data = host_priv; 2526 host->private_data = host_priv;
2558 host->flags |= hflag; 2527 host->flags |= hflag;
2559 2528
2560 pci_set_master(pdev);
2561 rc = ata_pci_sff_activate_host(host, ata_sff_interrupt, sht); 2529 rc = ata_pci_sff_activate_host(host, ata_sff_interrupt, sht);
2562out: 2530out:
2563 if (rc == 0) 2531 if (rc == 0)
@@ -2571,6 +2539,12 @@ EXPORT_SYMBOL_GPL(ata_pci_sff_init_one);
2571 2539
2572#endif /* CONFIG_PCI */ 2540#endif /* CONFIG_PCI */
2573 2541
2542/*
2543 * BMDMA support
2544 */
2545
2546#ifdef CONFIG_ATA_BMDMA
2547
2574const struct ata_port_operations ata_bmdma_port_ops = { 2548const struct ata_port_operations ata_bmdma_port_ops = {
2575 .inherits = &ata_sff_port_ops, 2549 .inherits = &ata_sff_port_ops,
2576 2550
@@ -2580,6 +2554,7 @@ const struct ata_port_operations ata_bmdma_port_ops = {
2580 .qc_prep = ata_bmdma_qc_prep, 2554 .qc_prep = ata_bmdma_qc_prep,
2581 .qc_issue = ata_bmdma_qc_issue, 2555 .qc_issue = ata_bmdma_qc_issue,
2582 2556
2557 .sff_irq_clear = ata_bmdma_irq_clear,
2583 .bmdma_setup = ata_bmdma_setup, 2558 .bmdma_setup = ata_bmdma_setup,
2584 .bmdma_start = ata_bmdma_start, 2559 .bmdma_start = ata_bmdma_start,
2585 .bmdma_stop = ata_bmdma_stop, 2560 .bmdma_stop = ata_bmdma_stop,
@@ -2804,6 +2779,75 @@ unsigned int ata_bmdma_qc_issue(struct ata_queued_cmd *qc)
2804EXPORT_SYMBOL_GPL(ata_bmdma_qc_issue); 2779EXPORT_SYMBOL_GPL(ata_bmdma_qc_issue);
2805 2780
2806/** 2781/**
2782 * ata_bmdma_port_intr - Handle BMDMA port interrupt
2783 * @ap: Port on which interrupt arrived (possibly...)
2784 * @qc: Taskfile currently active in engine
2785 *
2786 * Handle port interrupt for given queued command.
2787 *
2788 * LOCKING:
2789 * spin_lock_irqsave(host lock)
2790 *
2791 * RETURNS:
2792 * One if interrupt was handled, zero if not (shared irq).
2793 */
2794unsigned int ata_bmdma_port_intr(struct ata_port *ap, struct ata_queued_cmd *qc)
2795{
2796 struct ata_eh_info *ehi = &ap->link.eh_info;
2797 u8 host_stat = 0;
2798 bool bmdma_stopped = false;
2799 unsigned int handled;
2800
2801 if (ap->hsm_task_state == HSM_ST_LAST && ata_is_dma(qc->tf.protocol)) {
2802 /* check status of DMA engine */
2803 host_stat = ap->ops->bmdma_status(ap);
2804 VPRINTK("ata%u: host_stat 0x%X\n", ap->print_id, host_stat);
2805
2806 /* if it's not our irq... */
2807 if (!(host_stat & ATA_DMA_INTR))
2808 return ata_sff_idle_irq(ap);
2809
2810 /* before we do anything else, clear DMA-Start bit */
2811 ap->ops->bmdma_stop(qc);
2812 bmdma_stopped = true;
2813
2814 if (unlikely(host_stat & ATA_DMA_ERR)) {
2815 /* error when transfering data to/from memory */
2816 qc->err_mask |= AC_ERR_HOST_BUS;
2817 ap->hsm_task_state = HSM_ST_ERR;
2818 }
2819 }
2820
2821 handled = __ata_sff_port_intr(ap, qc, bmdma_stopped);
2822
2823 if (unlikely(qc->err_mask) && ata_is_dma(qc->tf.protocol))
2824 ata_ehi_push_desc(ehi, "BMDMA stat 0x%x", host_stat);
2825
2826 return handled;
2827}
2828EXPORT_SYMBOL_GPL(ata_bmdma_port_intr);
2829
2830/**
2831 * ata_bmdma_interrupt - Default BMDMA ATA host interrupt handler
2832 * @irq: irq line (unused)
2833 * @dev_instance: pointer to our ata_host information structure
2834 *
2835 * Default interrupt handler for PCI IDE devices. Calls
2836 * ata_bmdma_port_intr() for each port that is not disabled.
2837 *
2838 * LOCKING:
2839 * Obtains host lock during operation.
2840 *
2841 * RETURNS:
2842 * IRQ_NONE or IRQ_HANDLED.
2843 */
2844irqreturn_t ata_bmdma_interrupt(int irq, void *dev_instance)
2845{
2846 return __ata_sff_interrupt(irq, dev_instance, ata_bmdma_port_intr);
2847}
2848EXPORT_SYMBOL_GPL(ata_bmdma_interrupt);
2849
2850/**
2807 * ata_bmdma_error_handler - Stock error handler for BMDMA controller 2851 * ata_bmdma_error_handler - Stock error handler for BMDMA controller
2808 * @ap: port to handle error for 2852 * @ap: port to handle error for
2809 * 2853 *
@@ -2848,7 +2892,8 @@ void ata_bmdma_error_handler(struct ata_port *ap)
2848 /* if we're gonna thaw, make sure IRQ is clear */ 2892 /* if we're gonna thaw, make sure IRQ is clear */
2849 if (thaw) { 2893 if (thaw) {
2850 ap->ops->sff_check_status(ap); 2894 ap->ops->sff_check_status(ap);
2851 ap->ops->sff_irq_clear(ap); 2895 if (ap->ops->sff_irq_clear)
2896 ap->ops->sff_irq_clear(ap);
2852 } 2897 }
2853 } 2898 }
2854 2899
@@ -2882,6 +2927,28 @@ void ata_bmdma_post_internal_cmd(struct ata_queued_cmd *qc)
2882EXPORT_SYMBOL_GPL(ata_bmdma_post_internal_cmd); 2927EXPORT_SYMBOL_GPL(ata_bmdma_post_internal_cmd);
2883 2928
2884/** 2929/**
2930 * ata_bmdma_irq_clear - Clear PCI IDE BMDMA interrupt.
2931 * @ap: Port associated with this ATA transaction.
2932 *
2933 * Clear interrupt and error flags in DMA status register.
2934 *
2935 * May be used as the irq_clear() entry in ata_port_operations.
2936 *
2937 * LOCKING:
2938 * spin_lock_irqsave(host lock)
2939 */
2940void ata_bmdma_irq_clear(struct ata_port *ap)
2941{
2942 void __iomem *mmio = ap->ioaddr.bmdma_addr;
2943
2944 if (!mmio)
2945 return;
2946
2947 iowrite8(ioread8(mmio + ATA_DMA_STATUS), mmio + ATA_DMA_STATUS);
2948}
2949EXPORT_SYMBOL_GPL(ata_bmdma_irq_clear);
2950
2951/**
2885 * ata_bmdma_setup - Set up PCI IDE BMDMA transaction 2952 * ata_bmdma_setup - Set up PCI IDE BMDMA transaction
2886 * @qc: Info associated with this ATA transaction. 2953 * @qc: Info associated with this ATA transaction.
2887 * 2954 *
@@ -3137,7 +3204,100 @@ void ata_pci_bmdma_init(struct ata_host *host)
3137} 3204}
3138EXPORT_SYMBOL_GPL(ata_pci_bmdma_init); 3205EXPORT_SYMBOL_GPL(ata_pci_bmdma_init);
3139 3206
3207/**
3208 * ata_pci_bmdma_prepare_host - helper to prepare PCI BMDMA ATA host
3209 * @pdev: target PCI device
3210 * @ppi: array of port_info, must be enough for two ports
3211 * @r_host: out argument for the initialized ATA host
3212 *
3213 * Helper to allocate BMDMA ATA host for @pdev, acquire all PCI
3214 * resources and initialize it accordingly in one go.
3215 *
3216 * LOCKING:
3217 * Inherited from calling layer (may sleep).
3218 *
3219 * RETURNS:
3220 * 0 on success, -errno otherwise.
3221 */
3222int ata_pci_bmdma_prepare_host(struct pci_dev *pdev,
3223 const struct ata_port_info * const * ppi,
3224 struct ata_host **r_host)
3225{
3226 int rc;
3227
3228 rc = ata_pci_sff_prepare_host(pdev, ppi, r_host);
3229 if (rc)
3230 return rc;
3231
3232 ata_pci_bmdma_init(*r_host);
3233 return 0;
3234}
3235EXPORT_SYMBOL_GPL(ata_pci_bmdma_prepare_host);
3236
3237/**
3238 * ata_pci_bmdma_init_one - Initialize/register BMDMA PCI IDE controller
3239 * @pdev: Controller to be initialized
3240 * @ppi: array of port_info, must be enough for two ports
3241 * @sht: scsi_host_template to use when registering the host
3242 * @host_priv: host private_data
3243 * @hflags: host flags
3244 *
3245 * This function is similar to ata_pci_sff_init_one() but also
3246 * takes care of BMDMA initialization.
3247 *
3248 * LOCKING:
3249 * Inherited from PCI layer (may sleep).
3250 *
3251 * RETURNS:
3252 * Zero on success, negative on errno-based value on error.
3253 */
3254int ata_pci_bmdma_init_one(struct pci_dev *pdev,
3255 const struct ata_port_info * const * ppi,
3256 struct scsi_host_template *sht, void *host_priv,
3257 int hflags)
3258{
3259 struct device *dev = &pdev->dev;
3260 const struct ata_port_info *pi;
3261 struct ata_host *host = NULL;
3262 int rc;
3263
3264 DPRINTK("ENTER\n");
3265
3266 pi = ata_sff_find_valid_pi(ppi);
3267 if (!pi) {
3268 dev_printk(KERN_ERR, &pdev->dev,
3269 "no valid port_info specified\n");
3270 return -EINVAL;
3271 }
3272
3273 if (!devres_open_group(dev, NULL, GFP_KERNEL))
3274 return -ENOMEM;
3275
3276 rc = pcim_enable_device(pdev);
3277 if (rc)
3278 goto out;
3279
3280 /* prepare and activate BMDMA host */
3281 rc = ata_pci_bmdma_prepare_host(pdev, ppi, &host);
3282 if (rc)
3283 goto out;
3284 host->private_data = host_priv;
3285 host->flags |= hflags;
3286
3287 pci_set_master(pdev);
3288 rc = ata_pci_sff_activate_host(host, ata_bmdma_interrupt, sht);
3289 out:
3290 if (rc == 0)
3291 devres_remove_group(&pdev->dev, NULL);
3292 else
3293 devres_release_group(&pdev->dev, NULL);
3294
3295 return rc;
3296}
3297EXPORT_SYMBOL_GPL(ata_pci_bmdma_init_one);
3298
3140#endif /* CONFIG_PCI */ 3299#endif /* CONFIG_PCI */
3300#endif /* CONFIG_ATA_BMDMA */
3141 3301
3142/** 3302/**
3143 * ata_sff_port_init - Initialize SFF/BMDMA ATA port 3303 * ata_sff_port_init - Initialize SFF/BMDMA ATA port
diff --git a/drivers/ata/pata_acpi.c b/drivers/ata/pata_acpi.c
index 066b9f301ed5..c8d47034d5e9 100644
--- a/drivers/ata/pata_acpi.c
+++ b/drivers/ata/pata_acpi.c
@@ -260,7 +260,7 @@ static int pacpi_init_one (struct pci_dev *pdev, const struct pci_device_id *id)
260 return rc; 260 return rc;
261 pcim_pin_device(pdev); 261 pcim_pin_device(pdev);
262 } 262 }
263 return ata_pci_sff_init_one(pdev, ppi, &pacpi_sht, NULL, 0); 263 return ata_pci_bmdma_init_one(pdev, ppi, &pacpi_sht, NULL, 0);
264} 264}
265 265
266static const struct pci_device_id pacpi_pci_tbl[] = { 266static const struct pci_device_id pacpi_pci_tbl[] = {
diff --git a/drivers/ata/pata_ali.c b/drivers/ata/pata_ali.c
index f306e10c748d..794ec6e3275d 100644
--- a/drivers/ata/pata_ali.c
+++ b/drivers/ata/pata_ali.c
@@ -583,7 +583,10 @@ static int ali_init_one(struct pci_dev *pdev, const struct pci_device_id *id)
583 ppi[0] = &info_20_udma; 583 ppi[0] = &info_20_udma;
584 } 584 }
585 585
586 return ata_pci_sff_init_one(pdev, ppi, &ali_sht, NULL, 0); 586 if (!ppi[0]->mwdma_mask && !ppi[0]->udma_mask)
587 return ata_pci_sff_init_one(pdev, ppi, &ali_sht, NULL, 0);
588 else
589 return ata_pci_bmdma_init_one(pdev, ppi, &ali_sht, NULL, 0);
587} 590}
588 591
589#ifdef CONFIG_PM 592#ifdef CONFIG_PM
diff --git a/drivers/ata/pata_amd.c b/drivers/ata/pata_amd.c
index d95eca9c547e..620a07cabe31 100644
--- a/drivers/ata/pata_amd.c
+++ b/drivers/ata/pata_amd.c
@@ -574,7 +574,7 @@ static int amd_init_one(struct pci_dev *pdev, const struct pci_device_id *id)
574 } 574 }
575 575
576 /* And fire it up */ 576 /* And fire it up */
577 return ata_pci_sff_init_one(pdev, ppi, &amd_sht, hpriv, 0); 577 return ata_pci_bmdma_init_one(pdev, ppi, &amd_sht, hpriv, 0);
578} 578}
579 579
580#ifdef CONFIG_PM 580#ifdef CONFIG_PM
diff --git a/drivers/ata/pata_artop.c b/drivers/ata/pata_artop.c
index 4d066d6c30fa..ba43f0f8c880 100644
--- a/drivers/ata/pata_artop.c
+++ b/drivers/ata/pata_artop.c
@@ -421,7 +421,7 @@ static int artop_init_one (struct pci_dev *pdev, const struct pci_device_id *id)
421 421
422 BUG_ON(ppi[0] == NULL); 422 BUG_ON(ppi[0] == NULL);
423 423
424 return ata_pci_sff_init_one(pdev, ppi, &artop_sht, NULL, 0); 424 return ata_pci_bmdma_init_one(pdev, ppi, &artop_sht, NULL, 0);
425} 425}
426 426
427static const struct pci_device_id artop_pci_tbl[] = { 427static const struct pci_device_id artop_pci_tbl[] = {
diff --git a/drivers/ata/pata_atiixp.c b/drivers/ata/pata_atiixp.c
index 44d88b380ddd..43755616dc5a 100644
--- a/drivers/ata/pata_atiixp.c
+++ b/drivers/ata/pata_atiixp.c
@@ -246,8 +246,8 @@ static int atiixp_init_one(struct pci_dev *pdev, const struct pci_device_id *id)
246 if (!pci_test_config_bits(pdev, &atiixp_enable_bits[i])) 246 if (!pci_test_config_bits(pdev, &atiixp_enable_bits[i]))
247 ppi[i] = &ata_dummy_port_info; 247 ppi[i] = &ata_dummy_port_info;
248 248
249 return ata_pci_sff_init_one(pdev, ppi, &atiixp_sht, NULL, 249 return ata_pci_bmdma_init_one(pdev, ppi, &atiixp_sht, NULL,
250 ATA_HOST_PARALLEL_SCAN); 250 ATA_HOST_PARALLEL_SCAN);
251} 251}
252 252
253static const struct pci_device_id atiixp[] = { 253static const struct pci_device_id atiixp[] = {
diff --git a/drivers/ata/pata_atp867x.c b/drivers/ata/pata_atp867x.c
index bb6e0746e07d..95295935dd95 100644
--- a/drivers/ata/pata_atp867x.c
+++ b/drivers/ata/pata_atp867x.c
@@ -525,7 +525,7 @@ static int atp867x_init_one(struct pci_dev *pdev,
525 525
526 pci_set_master(pdev); 526 pci_set_master(pdev);
527 527
528 rc = ata_host_activate(host, pdev->irq, ata_sff_interrupt, 528 rc = ata_host_activate(host, pdev->irq, ata_bmdma_interrupt,
529 IRQF_SHARED, &atp867x_sht); 529 IRQF_SHARED, &atp867x_sht);
530 if (rc) 530 if (rc)
531 dev_printk(KERN_ERR, &pdev->dev, "failed to activate host\n"); 531 dev_printk(KERN_ERR, &pdev->dev, "failed to activate host\n");
diff --git a/drivers/ata/pata_bf54x.c b/drivers/ata/pata_bf54x.c
index 6422cfd13d0d..9cae65de750e 100644
--- a/drivers/ata/pata_bf54x.c
+++ b/drivers/ata/pata_bf54x.c
@@ -1214,7 +1214,7 @@ static unsigned int bfin_data_xfer(struct ata_device *dev, unsigned char *buf,
1214 * bfin_irq_clear - Clear ATAPI interrupt. 1214 * bfin_irq_clear - Clear ATAPI interrupt.
1215 * @ap: Port associated with this ATA transaction. 1215 * @ap: Port associated with this ATA transaction.
1216 * 1216 *
1217 * Note: Original code is ata_sff_irq_clear(). 1217 * Note: Original code is ata_bmdma_irq_clear().
1218 */ 1218 */
1219 1219
1220static void bfin_irq_clear(struct ata_port *ap) 1220static void bfin_irq_clear(struct ata_port *ap)
diff --git a/drivers/ata/pata_cmd64x.c b/drivers/ata/pata_cmd64x.c
index 4c81a71b8877..9f5da1c7454b 100644
--- a/drivers/ata/pata_cmd64x.c
+++ b/drivers/ata/pata_cmd64x.c
@@ -367,7 +367,7 @@ static int cmd64x_init_one(struct pci_dev *pdev, const struct pci_device_id *id)
367 pci_write_config_byte(pdev, UDIDETCR0, 0xF0); 367 pci_write_config_byte(pdev, UDIDETCR0, 0xF0);
368#endif 368#endif
369 369
370 return ata_pci_sff_init_one(pdev, ppi, &cmd64x_sht, NULL, 0); 370 return ata_pci_bmdma_init_one(pdev, ppi, &cmd64x_sht, NULL, 0);
371} 371}
372 372
373#ifdef CONFIG_PM 373#ifdef CONFIG_PM
diff --git a/drivers/ata/pata_cs5520.c b/drivers/ata/pata_cs5520.c
index 17c5f346ff01..030952f1f97c 100644
--- a/drivers/ata/pata_cs5520.c
+++ b/drivers/ata/pata_cs5520.c
@@ -221,7 +221,7 @@ static int __devinit cs5520_init_one(struct pci_dev *pdev, const struct pci_devi
221 continue; 221 continue;
222 222
223 rc = devm_request_irq(&pdev->dev, irq[ap->port_no], 223 rc = devm_request_irq(&pdev->dev, irq[ap->port_no],
224 ata_sff_interrupt, 0, DRV_NAME, host); 224 ata_bmdma_interrupt, 0, DRV_NAME, host);
225 if (rc) 225 if (rc)
226 return rc; 226 return rc;
227 227
diff --git a/drivers/ata/pata_cs5530.c b/drivers/ata/pata_cs5530.c
index e809a4233a81..f792330f0d8e 100644
--- a/drivers/ata/pata_cs5530.c
+++ b/drivers/ata/pata_cs5530.c
@@ -324,7 +324,7 @@ static int cs5530_init_one(struct pci_dev *pdev, const struct pci_device_id *id)
324 ppi[1] = &info_palmax_secondary; 324 ppi[1] = &info_palmax_secondary;
325 325
326 /* Now kick off ATA set up */ 326 /* Now kick off ATA set up */
327 return ata_pci_sff_init_one(pdev, ppi, &cs5530_sht, NULL, 0); 327 return ata_pci_bmdma_init_one(pdev, ppi, &cs5530_sht, NULL, 0);
328} 328}
329 329
330#ifdef CONFIG_PM 330#ifdef CONFIG_PM
diff --git a/drivers/ata/pata_cs5535.c b/drivers/ata/pata_cs5535.c
index a02e6459fdcc..03a93186aa19 100644
--- a/drivers/ata/pata_cs5535.c
+++ b/drivers/ata/pata_cs5535.c
@@ -198,7 +198,7 @@ static int cs5535_init_one(struct pci_dev *dev, const struct pci_device_id *id)
198 rdmsr(ATAC_CH0D1_PIO, timings, dummy); 198 rdmsr(ATAC_CH0D1_PIO, timings, dummy);
199 if (CS5535_BAD_PIO(timings)) 199 if (CS5535_BAD_PIO(timings))
200 wrmsr(ATAC_CH0D1_PIO, 0xF7F4F7F4UL, 0); 200 wrmsr(ATAC_CH0D1_PIO, 0xF7F4F7F4UL, 0);
201 return ata_pci_sff_init_one(dev, ppi, &cs5535_sht, NULL, 0); 201 return ata_pci_bmdma_init_one(dev, ppi, &cs5535_sht, NULL, 0);
202} 202}
203 203
204static const struct pci_device_id cs5535[] = { 204static const struct pci_device_id cs5535[] = {
diff --git a/drivers/ata/pata_cs5536.c b/drivers/ata/pata_cs5536.c
index 914ae3506ff5..21ee23f89e88 100644
--- a/drivers/ata/pata_cs5536.c
+++ b/drivers/ata/pata_cs5536.c
@@ -260,7 +260,7 @@ static int cs5536_init_one(struct pci_dev *dev, const struct pci_device_id *id)
260 return -ENODEV; 260 return -ENODEV;
261 } 261 }
262 262
263 return ata_pci_sff_init_one(dev, ppi, &cs5536_sht, NULL, 0); 263 return ata_pci_bmdma_init_one(dev, ppi, &cs5536_sht, NULL, 0);
264} 264}
265 265
266static const struct pci_device_id cs5536[] = { 266static const struct pci_device_id cs5536[] = {
diff --git a/drivers/ata/pata_cypress.c b/drivers/ata/pata_cypress.c
index 0fcc096b8dac..6d915b063d93 100644
--- a/drivers/ata/pata_cypress.c
+++ b/drivers/ata/pata_cypress.c
@@ -138,7 +138,7 @@ static int cy82c693_init_one(struct pci_dev *pdev, const struct pci_device_id *i
138 if (PCI_FUNC(pdev->devfn) != 1) 138 if (PCI_FUNC(pdev->devfn) != 1)
139 return -ENODEV; 139 return -ENODEV;
140 140
141 return ata_pci_sff_init_one(pdev, ppi, &cy82c693_sht, NULL, 0); 141 return ata_pci_bmdma_init_one(pdev, ppi, &cy82c693_sht, NULL, 0);
142} 142}
143 143
144static const struct pci_device_id cy82c693[] = { 144static const struct pci_device_id cy82c693[] = {
diff --git a/drivers/ata/pata_efar.c b/drivers/ata/pata_efar.c
index 3bac0e079691..a08834758ea2 100644
--- a/drivers/ata/pata_efar.c
+++ b/drivers/ata/pata_efar.c
@@ -277,8 +277,8 @@ static int efar_init_one (struct pci_dev *pdev, const struct pci_device_id *ent)
277 dev_printk(KERN_DEBUG, &pdev->dev, 277 dev_printk(KERN_DEBUG, &pdev->dev,
278 "version " DRV_VERSION "\n"); 278 "version " DRV_VERSION "\n");
279 279
280 return ata_pci_sff_init_one(pdev, ppi, &efar_sht, NULL, 280 return ata_pci_bmdma_init_one(pdev, ppi, &efar_sht, NULL,
281 ATA_HOST_PARALLEL_SCAN); 281 ATA_HOST_PARALLEL_SCAN);
282} 282}
283 283
284static const struct pci_device_id efar_pci_tbl[] = { 284static const struct pci_device_id efar_pci_tbl[] = {
diff --git a/drivers/ata/pata_hpt366.c b/drivers/ata/pata_hpt366.c
index 8580eb3cd54d..7688868557b9 100644
--- a/drivers/ata/pata_hpt366.c
+++ b/drivers/ata/pata_hpt366.c
@@ -361,7 +361,7 @@ static int hpt36x_init_one(struct pci_dev *dev, const struct pci_device_id *id)
361 break; 361 break;
362 } 362 }
363 /* Now kick off ATA set up */ 363 /* Now kick off ATA set up */
364 return ata_pci_sff_init_one(dev, ppi, &hpt36x_sht, hpriv, 0); 364 return ata_pci_bmdma_init_one(dev, ppi, &hpt36x_sht, hpriv, 0);
365} 365}
366 366
367#ifdef CONFIG_PM 367#ifdef CONFIG_PM
diff --git a/drivers/ata/pata_hpt37x.c b/drivers/ata/pata_hpt37x.c
index 98b498b6907c..9ae4c0830577 100644
--- a/drivers/ata/pata_hpt37x.c
+++ b/drivers/ata/pata_hpt37x.c
@@ -987,7 +987,7 @@ static int hpt37x_init_one(struct pci_dev *dev, const struct pci_device_id *id)
987 } 987 }
988 988
989 /* Now kick off ATA set up */ 989 /* Now kick off ATA set up */
990 return ata_pci_sff_init_one(dev, ppi, &hpt37x_sht, private_data, 0); 990 return ata_pci_bmdma_init_one(dev, ppi, &hpt37x_sht, private_data, 0);
991} 991}
992 992
993static const struct pci_device_id hpt37x[] = { 993static const struct pci_device_id hpt37x[] = {
diff --git a/drivers/ata/pata_hpt3x2n.c b/drivers/ata/pata_hpt3x2n.c
index 8b95aeba0e74..32f3463216b8 100644
--- a/drivers/ata/pata_hpt3x2n.c
+++ b/drivers/ata/pata_hpt3x2n.c
@@ -548,7 +548,7 @@ static int hpt3x2n_init_one(struct pci_dev *dev, const struct pci_device_id *id)
548 outb(inb(iobase + 0x9c) | 0x04, iobase + 0x9c); 548 outb(inb(iobase + 0x9c) | 0x04, iobase + 0x9c);
549 549
550 /* Now kick off ATA set up */ 550 /* Now kick off ATA set up */
551 return ata_pci_sff_init_one(dev, ppi, &hpt3x2n_sht, hpriv, 0); 551 return ata_pci_bmdma_init_one(dev, ppi, &hpt3x2n_sht, hpriv, 0);
552} 552}
553 553
554static const struct pci_device_id hpt3x2n[] = { 554static const struct pci_device_id hpt3x2n[] = {
diff --git a/drivers/ata/pata_hpt3x3.c b/drivers/ata/pata_hpt3x3.c
index 727a81ce4c9f..b63d5e2d4628 100644
--- a/drivers/ata/pata_hpt3x3.c
+++ b/drivers/ata/pata_hpt3x3.c
@@ -248,7 +248,7 @@ static int hpt3x3_init_one(struct pci_dev *pdev, const struct pci_device_id *id)
248 ata_port_pbar_desc(ap, 4, offset_cmd[i], "cmd"); 248 ata_port_pbar_desc(ap, 4, offset_cmd[i], "cmd");
249 } 249 }
250 pci_set_master(pdev); 250 pci_set_master(pdev);
251 return ata_host_activate(host, pdev->irq, ata_sff_interrupt, 251 return ata_host_activate(host, pdev->irq, ata_bmdma_interrupt,
252 IRQF_SHARED, &hpt3x3_sht); 252 IRQF_SHARED, &hpt3x3_sht);
253} 253}
254 254
diff --git a/drivers/ata/pata_icside.c b/drivers/ata/pata_icside.c
index b56e8f722d20..9f2889fe43b2 100644
--- a/drivers/ata/pata_icside.c
+++ b/drivers/ata/pata_icside.c
@@ -470,7 +470,7 @@ static int __devinit pata_icside_add_ports(struct pata_icside_info *info)
470 pata_icside_setup_ioaddr(ap, info->base, info, info->port[i]); 470 pata_icside_setup_ioaddr(ap, info->base, info, info->port[i]);
471 } 471 }
472 472
473 return ata_host_activate(host, ec->irq, ata_sff_interrupt, 0, 473 return ata_host_activate(host, ec->irq, ata_bmdma_interrupt, 0,
474 &pata_icside_sht); 474 &pata_icside_sht);
475} 475}
476 476
diff --git a/drivers/ata/pata_it8213.c b/drivers/ata/pata_it8213.c
index f971f0de88e6..4d142a2ab8fd 100644
--- a/drivers/ata/pata_it8213.c
+++ b/drivers/ata/pata_it8213.c
@@ -273,7 +273,7 @@ static int it8213_init_one (struct pci_dev *pdev, const struct pci_device_id *en
273 dev_printk(KERN_DEBUG, &pdev->dev, 273 dev_printk(KERN_DEBUG, &pdev->dev,
274 "version " DRV_VERSION "\n"); 274 "version " DRV_VERSION "\n");
275 275
276 return ata_pci_sff_init_one(pdev, ppi, &it8213_sht, NULL, 0); 276 return ata_pci_bmdma_init_one(pdev, ppi, &it8213_sht, NULL, 0);
277} 277}
278 278
279static const struct pci_device_id it8213_pci_tbl[] = { 279static const struct pci_device_id it8213_pci_tbl[] = {
diff --git a/drivers/ata/pata_it821x.c b/drivers/ata/pata_it821x.c
index 2bd2b002d14a..bf88f71a21f4 100644
--- a/drivers/ata/pata_it821x.c
+++ b/drivers/ata/pata_it821x.c
@@ -933,7 +933,7 @@ static int it821x_init_one(struct pci_dev *pdev, const struct pci_device_id *id)
933 else 933 else
934 ppi[0] = &info_smart; 934 ppi[0] = &info_smart;
935 } 935 }
936 return ata_pci_sff_init_one(pdev, ppi, &it821x_sht, NULL, 0); 936 return ata_pci_bmdma_init_one(pdev, ppi, &it821x_sht, NULL, 0);
937} 937}
938 938
939#ifdef CONFIG_PM 939#ifdef CONFIG_PM
diff --git a/drivers/ata/pata_jmicron.c b/drivers/ata/pata_jmicron.c
index 565e01e6ac7c..cb3babbb7035 100644
--- a/drivers/ata/pata_jmicron.c
+++ b/drivers/ata/pata_jmicron.c
@@ -144,7 +144,7 @@ static int jmicron_init_one (struct pci_dev *pdev, const struct pci_device_id *i
144 }; 144 };
145 const struct ata_port_info *ppi[] = { &info, NULL }; 145 const struct ata_port_info *ppi[] = { &info, NULL };
146 146
147 return ata_pci_sff_init_one(pdev, ppi, &jmicron_sht, NULL, 0); 147 return ata_pci_bmdma_init_one(pdev, ppi, &jmicron_sht, NULL, 0);
148} 148}
149 149
150static const struct pci_device_id jmicron_pci_tbl[] = { 150static const struct pci_device_id jmicron_pci_tbl[] = {
diff --git a/drivers/ata/pata_macio.c b/drivers/ata/pata_macio.c
index b5b48e703cb7..76640ac76888 100644
--- a/drivers/ata/pata_macio.c
+++ b/drivers/ata/pata_macio.c
@@ -1110,7 +1110,7 @@ static int __devinit pata_macio_common_init(struct pata_macio_priv *priv,
1110 1110
1111 /* Start it up */ 1111 /* Start it up */
1112 priv->irq = irq; 1112 priv->irq = irq;
1113 return ata_host_activate(priv->host, irq, ata_sff_interrupt, 0, 1113 return ata_host_activate(priv->host, irq, ata_bmdma_interrupt, 0,
1114 &pata_macio_sht); 1114 &pata_macio_sht);
1115} 1115}
1116 1116
diff --git a/drivers/ata/pata_marvell.c b/drivers/ata/pata_marvell.c
index e8ca02e5a71d..dd38083dcbeb 100644
--- a/drivers/ata/pata_marvell.c
+++ b/drivers/ata/pata_marvell.c
@@ -153,7 +153,7 @@ static int marvell_init_one (struct pci_dev *pdev, const struct pci_device_id *i
153 return -ENODEV; 153 return -ENODEV;
154 } 154 }
155#endif 155#endif
156 return ata_pci_sff_init_one(pdev, ppi, &marvell_sht, NULL, 0); 156 return ata_pci_bmdma_init_one(pdev, ppi, &marvell_sht, NULL, 0);
157} 157}
158 158
159static const struct pci_device_id marvell_pci_tbl[] = { 159static const struct pci_device_id marvell_pci_tbl[] = {
diff --git a/drivers/ata/pata_mpc52xx.c b/drivers/ata/pata_mpc52xx.c
index 36afe2c1c747..f087ab55b1df 100644
--- a/drivers/ata/pata_mpc52xx.c
+++ b/drivers/ata/pata_mpc52xx.c
@@ -659,7 +659,7 @@ mpc52xx_ata_init_one(struct device *dev, struct mpc52xx_ata_priv *priv,
659 ata_port_desc(ap, "ata_regs 0x%lx", raw_ata_regs); 659 ata_port_desc(ap, "ata_regs 0x%lx", raw_ata_regs);
660 660
661 /* activate host */ 661 /* activate host */
662 return ata_host_activate(host, priv->ata_irq, ata_sff_interrupt, 0, 662 return ata_host_activate(host, priv->ata_irq, ata_bmdma_interrupt, 0,
663 &mpc52xx_ata_sht); 663 &mpc52xx_ata_sht);
664} 664}
665 665
diff --git a/drivers/ata/pata_netcell.c b/drivers/ata/pata_netcell.c
index 94f979a7f4f7..3eb921c746a1 100644
--- a/drivers/ata/pata_netcell.c
+++ b/drivers/ata/pata_netcell.c
@@ -82,7 +82,7 @@ static int netcell_init_one (struct pci_dev *pdev, const struct pci_device_id *e
82 ata_pci_bmdma_clear_simplex(pdev); 82 ata_pci_bmdma_clear_simplex(pdev);
83 83
84 /* And let the library code do the work */ 84 /* And let the library code do the work */
85 return ata_pci_sff_init_one(pdev, port_info, &netcell_sht, NULL, 0); 85 return ata_pci_bmdma_init_one(pdev, port_info, &netcell_sht, NULL, 0);
86} 86}
87 87
88static const struct pci_device_id netcell_pci_tbl[] = { 88static const struct pci_device_id netcell_pci_tbl[] = {
diff --git a/drivers/ata/pata_ninja32.c b/drivers/ata/pata_ninja32.c
index dd53a66b19e3..cc50bd09aa26 100644
--- a/drivers/ata/pata_ninja32.c
+++ b/drivers/ata/pata_ninja32.c
@@ -149,7 +149,7 @@ static int ninja32_init_one(struct pci_dev *dev, const struct pci_device_id *id)
149 149
150 ninja32_program(base); 150 ninja32_program(base);
151 /* FIXME: Should we disable them at remove ? */ 151 /* FIXME: Should we disable them at remove ? */
152 return ata_host_activate(host, dev->irq, ata_sff_interrupt, 152 return ata_host_activate(host, dev->irq, ata_bmdma_interrupt,
153 IRQF_SHARED, &ninja32_sht); 153 IRQF_SHARED, &ninja32_sht);
154} 154}
155 155
diff --git a/drivers/ata/pata_ns87415.c b/drivers/ata/pata_ns87415.c
index fdbba2d76d3e..605f198f958c 100644
--- a/drivers/ata/pata_ns87415.c
+++ b/drivers/ata/pata_ns87415.c
@@ -380,7 +380,7 @@ static int ns87415_init_one (struct pci_dev *pdev, const struct pci_device_id *e
380 380
381 ns87415_fixup(pdev); 381 ns87415_fixup(pdev);
382 382
383 return ata_pci_sff_init_one(pdev, ppi, &ns87415_sht, NULL, 0); 383 return ata_pci_bmdma_init_one(pdev, ppi, &ns87415_sht, NULL, 0);
384} 384}
385 385
386static const struct pci_device_id ns87415_pci_tbl[] = { 386static const struct pci_device_id ns87415_pci_tbl[] = {
diff --git a/drivers/ata/pata_octeon_cf.c b/drivers/ata/pata_octeon_cf.c
index 3001109352ea..06ddd91ffeda 100644
--- a/drivers/ata/pata_octeon_cf.c
+++ b/drivers/ata/pata_octeon_cf.c
@@ -750,20 +750,6 @@ static void octeon_cf_dev_config(struct ata_device *dev)
750} 750}
751 751
752/* 752/*
753 * Trap if driver tries to do standard bmdma commands. They are not
754 * supported.
755 */
756static void unreachable_qc(struct ata_queued_cmd *qc)
757{
758 BUG();
759}
760
761static u8 unreachable_port(struct ata_port *ap)
762{
763 BUG();
764}
765
766/*
767 * We don't do ATAPI DMA so return 0. 753 * We don't do ATAPI DMA so return 0.
768 */ 754 */
769static int octeon_cf_check_atapi_dma(struct ata_queued_cmd *qc) 755static int octeon_cf_check_atapi_dma(struct ata_queued_cmd *qc)
@@ -804,10 +790,6 @@ static struct ata_port_operations octeon_cf_ops = {
804 .sff_dev_select = octeon_cf_dev_select, 790 .sff_dev_select = octeon_cf_dev_select,
805 .sff_irq_on = octeon_cf_irq_on, 791 .sff_irq_on = octeon_cf_irq_on,
806 .sff_irq_clear = octeon_cf_irq_clear, 792 .sff_irq_clear = octeon_cf_irq_clear,
807 .bmdma_setup = unreachable_qc,
808 .bmdma_start = unreachable_qc,
809 .bmdma_stop = unreachable_qc,
810 .bmdma_status = unreachable_port,
811 .cable_detect = ata_cable_40wire, 793 .cable_detect = ata_cable_40wire,
812 .set_piomode = octeon_cf_set_piomode, 794 .set_piomode = octeon_cf_set_piomode,
813 .set_dmamode = octeon_cf_set_dmamode, 795 .set_dmamode = octeon_cf_set_dmamode,
diff --git a/drivers/ata/pata_oldpiix.c b/drivers/ata/pata_oldpiix.c
index 988ef2627be3..b811c1636204 100644
--- a/drivers/ata/pata_oldpiix.c
+++ b/drivers/ata/pata_oldpiix.c
@@ -248,7 +248,7 @@ static int oldpiix_init_one (struct pci_dev *pdev, const struct pci_device_id *e
248 dev_printk(KERN_DEBUG, &pdev->dev, 248 dev_printk(KERN_DEBUG, &pdev->dev,
249 "version " DRV_VERSION "\n"); 249 "version " DRV_VERSION "\n");
250 250
251 return ata_pci_sff_init_one(pdev, ppi, &oldpiix_sht, NULL, 0); 251 return ata_pci_bmdma_init_one(pdev, ppi, &oldpiix_sht, NULL, 0);
252} 252}
253 253
254static const struct pci_device_id oldpiix_pci_tbl[] = { 254static const struct pci_device_id oldpiix_pci_tbl[] = {
diff --git a/drivers/ata/pata_optidma.c b/drivers/ata/pata_optidma.c
index 76b7d12b1e8d..0852cd07de08 100644
--- a/drivers/ata/pata_optidma.c
+++ b/drivers/ata/pata_optidma.c
@@ -429,7 +429,7 @@ static int optidma_init_one(struct pci_dev *dev, const struct pci_device_id *id)
429 if (optiplus_with_udma(dev)) 429 if (optiplus_with_udma(dev))
430 ppi[0] = &info_82c700_udma; 430 ppi[0] = &info_82c700_udma;
431 431
432 return ata_pci_sff_init_one(dev, ppi, &optidma_sht, NULL, 0); 432 return ata_pci_bmdma_init_one(dev, ppi, &optidma_sht, NULL, 0);
433} 433}
434 434
435static const struct pci_device_id optidma[] = { 435static const struct pci_device_id optidma[] = {
diff --git a/drivers/ata/pata_pdc2027x.c b/drivers/ata/pata_pdc2027x.c
index 09f1f22c0307..b18351122525 100644
--- a/drivers/ata/pata_pdc2027x.c
+++ b/drivers/ata/pata_pdc2027x.c
@@ -754,7 +754,7 @@ static int __devinit pdc2027x_init_one(struct pci_dev *pdev, const struct pci_de
754 return -EIO; 754 return -EIO;
755 755
756 pci_set_master(pdev); 756 pci_set_master(pdev);
757 return ata_host_activate(host, pdev->irq, ata_sff_interrupt, 757 return ata_host_activate(host, pdev->irq, ata_bmdma_interrupt,
758 IRQF_SHARED, &pdc2027x_sht); 758 IRQF_SHARED, &pdc2027x_sht);
759} 759}
760 760
diff --git a/drivers/ata/pata_pdc202xx_old.c b/drivers/ata/pata_pdc202xx_old.c
index fa1e2f3bc0fd..c39f213e1bbc 100644
--- a/drivers/ata/pata_pdc202xx_old.c
+++ b/drivers/ata/pata_pdc202xx_old.c
@@ -337,7 +337,7 @@ static int pdc202xx_init_one(struct pci_dev *dev, const struct pci_device_id *id
337 return -ENODEV; 337 return -ENODEV;
338 } 338 }
339 } 339 }
340 return ata_pci_sff_init_one(dev, ppi, &pdc202xx_sht, NULL, 0); 340 return ata_pci_bmdma_init_one(dev, ppi, &pdc202xx_sht, NULL, 0);
341} 341}
342 342
343static const struct pci_device_id pdc202xx[] = { 343static const struct pci_device_id pdc202xx[] = {
diff --git a/drivers/ata/pata_piccolo.c b/drivers/ata/pata_piccolo.c
index 981615414849..cb01bf9496fe 100644
--- a/drivers/ata/pata_piccolo.c
+++ b/drivers/ata/pata_piccolo.c
@@ -95,7 +95,7 @@ static int ata_tosh_init_one(struct pci_dev *dev, const struct pci_device_id *id
95 }; 95 };
96 const struct ata_port_info *ppi[] = { &info, &ata_dummy_port_info }; 96 const struct ata_port_info *ppi[] = { &info, &ata_dummy_port_info };
97 /* Just one port for the moment */ 97 /* Just one port for the moment */
98 return ata_pci_sff_init_one(dev, ppi, &tosh_sht, NULL, 0); 98 return ata_pci_bmdma_init_one(dev, ppi, &tosh_sht, NULL, 0);
99} 99}
100 100
101static struct pci_device_id ata_tosh[] = { 101static struct pci_device_id ata_tosh[] = {
diff --git a/drivers/ata/pata_radisys.c b/drivers/ata/pata_radisys.c
index a5fa388e5398..8574b31f1773 100644
--- a/drivers/ata/pata_radisys.c
+++ b/drivers/ata/pata_radisys.c
@@ -227,7 +227,7 @@ static int radisys_init_one (struct pci_dev *pdev, const struct pci_device_id *e
227 dev_printk(KERN_DEBUG, &pdev->dev, 227 dev_printk(KERN_DEBUG, &pdev->dev,
228 "version " DRV_VERSION "\n"); 228 "version " DRV_VERSION "\n");
229 229
230 return ata_pci_sff_init_one(pdev, ppi, &radisys_sht, NULL, 0); 230 return ata_pci_bmdma_init_one(pdev, ppi, &radisys_sht, NULL, 0);
231} 231}
232 232
233static const struct pci_device_id radisys_pci_tbl[] = { 233static const struct pci_device_id radisys_pci_tbl[] = {
diff --git a/drivers/ata/pata_rdc.c b/drivers/ata/pata_rdc.c
index 37092cfd7bc6..5fbe9b166c69 100644
--- a/drivers/ata/pata_rdc.c
+++ b/drivers/ata/pata_rdc.c
@@ -344,7 +344,7 @@ static int __devinit rdc_init_one(struct pci_dev *pdev,
344 */ 344 */
345 pci_read_config_dword(pdev, 0x54, &hpriv->saved_iocfg); 345 pci_read_config_dword(pdev, 0x54, &hpriv->saved_iocfg);
346 346
347 rc = ata_pci_sff_prepare_host(pdev, ppi, &host); 347 rc = ata_pci_bmdma_prepare_host(pdev, ppi, &host);
348 if (rc) 348 if (rc)
349 return rc; 349 return rc;
350 host->private_data = hpriv; 350 host->private_data = hpriv;
@@ -354,7 +354,7 @@ static int __devinit rdc_init_one(struct pci_dev *pdev,
354 host->flags |= ATA_HOST_PARALLEL_SCAN; 354 host->flags |= ATA_HOST_PARALLEL_SCAN;
355 355
356 pci_set_master(pdev); 356 pci_set_master(pdev);
357 return ata_pci_sff_activate_host(host, ata_sff_interrupt, &rdc_sht); 357 return ata_pci_sff_activate_host(host, ata_bmdma_interrupt, &rdc_sht);
358} 358}
359 359
360static void rdc_remove_one(struct pci_dev *pdev) 360static void rdc_remove_one(struct pci_dev *pdev)
diff --git a/drivers/ata/pata_sc1200.c b/drivers/ata/pata_sc1200.c
index 6b5b63a2fd8e..e2c18257adff 100644
--- a/drivers/ata/pata_sc1200.c
+++ b/drivers/ata/pata_sc1200.c
@@ -237,7 +237,7 @@ static int sc1200_init_one(struct pci_dev *dev, const struct pci_device_id *id)
237 }; 237 };
238 const struct ata_port_info *ppi[] = { &info, NULL }; 238 const struct ata_port_info *ppi[] = { &info, NULL };
239 239
240 return ata_pci_sff_init_one(dev, ppi, &sc1200_sht, NULL, 0); 240 return ata_pci_bmdma_init_one(dev, ppi, &sc1200_sht, NULL, 0);
241} 241}
242 242
243static const struct pci_device_id sc1200[] = { 243static const struct pci_device_id sc1200[] = {
diff --git a/drivers/ata/pata_scc.c b/drivers/ata/pata_scc.c
index 6f6193b707cb..d9db3f8d60ef 100644
--- a/drivers/ata/pata_scc.c
+++ b/drivers/ata/pata_scc.c
@@ -875,7 +875,7 @@ static void scc_postreset(struct ata_link *link, unsigned int *classes)
875 * scc_irq_clear - Clear PCI IDE BMDMA interrupt. 875 * scc_irq_clear - Clear PCI IDE BMDMA interrupt.
876 * @ap: Port associated with this ATA transaction. 876 * @ap: Port associated with this ATA transaction.
877 * 877 *
878 * Note: Original code is ata_sff_irq_clear(). 878 * Note: Original code is ata_bmdma_irq_clear().
879 */ 879 */
880 880
881static void scc_irq_clear (struct ata_port *ap) 881static void scc_irq_clear (struct ata_port *ap)
@@ -1105,7 +1105,7 @@ static int scc_init_one (struct pci_dev *pdev, const struct pci_device_id *ent)
1105 if (rc) 1105 if (rc)
1106 return rc; 1106 return rc;
1107 1107
1108 return ata_host_activate(host, pdev->irq, ata_sff_interrupt, 1108 return ata_host_activate(host, pdev->irq, ata_bmdma_interrupt,
1109 IRQF_SHARED, &scc_sht); 1109 IRQF_SHARED, &scc_sht);
1110} 1110}
1111 1111
diff --git a/drivers/ata/pata_sch.c b/drivers/ata/pata_sch.c
index 86b3d0133c7c..e97b32f03a6e 100644
--- a/drivers/ata/pata_sch.c
+++ b/drivers/ata/pata_sch.c
@@ -179,7 +179,7 @@ static int __devinit sch_init_one(struct pci_dev *pdev,
179 dev_printk(KERN_DEBUG, &pdev->dev, 179 dev_printk(KERN_DEBUG, &pdev->dev,
180 "version " DRV_VERSION "\n"); 180 "version " DRV_VERSION "\n");
181 181
182 return ata_pci_sff_init_one(pdev, ppi, &sch_sht, NULL, 0); 182 return ata_pci_bmdma_init_one(pdev, ppi, &sch_sht, NULL, 0);
183} 183}
184 184
185static int __init sch_init(void) 185static int __init sch_init(void)
diff --git a/drivers/ata/pata_serverworks.c b/drivers/ata/pata_serverworks.c
index 43ea389df2b3..86dd714e3e1d 100644
--- a/drivers/ata/pata_serverworks.c
+++ b/drivers/ata/pata_serverworks.c
@@ -460,7 +460,7 @@ static int serverworks_init_one(struct pci_dev *pdev, const struct pci_device_id
460 if (pdev->device == PCI_DEVICE_ID_SERVERWORKS_CSB5IDE) 460 if (pdev->device == PCI_DEVICE_ID_SERVERWORKS_CSB5IDE)
461 ata_pci_bmdma_clear_simplex(pdev); 461 ata_pci_bmdma_clear_simplex(pdev);
462 462
463 return ata_pci_sff_init_one(pdev, ppi, &serverworks_sht, NULL, 0); 463 return ata_pci_bmdma_init_one(pdev, ppi, &serverworks_sht, NULL, 0);
464} 464}
465 465
466#ifdef CONFIG_PM 466#ifdef CONFIG_PM
diff --git a/drivers/ata/pata_sil680.c b/drivers/ata/pata_sil680.c
index 43faf106f647..d3190d7ec304 100644
--- a/drivers/ata/pata_sil680.c
+++ b/drivers/ata/pata_sil680.c
@@ -374,11 +374,11 @@ static int __devinit sil680_init_one(struct pci_dev *pdev,
374 ata_sff_std_ports(&host->ports[1]->ioaddr); 374 ata_sff_std_ports(&host->ports[1]->ioaddr);
375 375
376 /* Register & activate */ 376 /* Register & activate */
377 return ata_host_activate(host, pdev->irq, ata_sff_interrupt, 377 return ata_host_activate(host, pdev->irq, ata_bmdma_interrupt,
378 IRQF_SHARED, &sil680_sht); 378 IRQF_SHARED, &sil680_sht);
379 379
380use_ioports: 380use_ioports:
381 return ata_pci_sff_init_one(pdev, ppi, &sil680_sht, NULL, 0); 381 return ata_pci_bmdma_init_one(pdev, ppi, &sil680_sht, NULL, 0);
382} 382}
383 383
384#ifdef CONFIG_PM 384#ifdef CONFIG_PM
diff --git a/drivers/ata/pata_sis.c b/drivers/ata/pata_sis.c
index b6708032f321..60cea13cccce 100644
--- a/drivers/ata/pata_sis.c
+++ b/drivers/ata/pata_sis.c
@@ -826,7 +826,7 @@ static int sis_init_one (struct pci_dev *pdev, const struct pci_device_id *ent)
826 826
827 sis_fixup(pdev, chipset); 827 sis_fixup(pdev, chipset);
828 828
829 return ata_pci_sff_init_one(pdev, ppi, &sis_sht, chipset, 0); 829 return ata_pci_bmdma_init_one(pdev, ppi, &sis_sht, chipset, 0);
830} 830}
831 831
832#ifdef CONFIG_PM 832#ifdef CONFIG_PM
diff --git a/drivers/ata/pata_sl82c105.c b/drivers/ata/pata_sl82c105.c
index 733b042a7469..98548f640c8e 100644
--- a/drivers/ata/pata_sl82c105.c
+++ b/drivers/ata/pata_sl82c105.c
@@ -316,7 +316,7 @@ static int sl82c105_init_one(struct pci_dev *dev, const struct pci_device_id *id
316 val |= CTRL_P0EN | CTRL_P0F16 | CTRL_P1F16; 316 val |= CTRL_P0EN | CTRL_P0F16 | CTRL_P1F16;
317 pci_write_config_dword(dev, 0x40, val); 317 pci_write_config_dword(dev, 0x40, val);
318 318
319 return ata_pci_sff_init_one(dev, ppi, &sl82c105_sht, NULL, 0); 319 return ata_pci_bmdma_init_one(dev, ppi, &sl82c105_sht, NULL, 0);
320} 320}
321 321
322static const struct pci_device_id sl82c105[] = { 322static const struct pci_device_id sl82c105[] = {
diff --git a/drivers/ata/pata_triflex.c b/drivers/ata/pata_triflex.c
index 48f50600ed2a..0d1f89e571dd 100644
--- a/drivers/ata/pata_triflex.c
+++ b/drivers/ata/pata_triflex.c
@@ -201,7 +201,7 @@ static int triflex_init_one(struct pci_dev *dev, const struct pci_device_id *id)
201 if (!printed_version++) 201 if (!printed_version++)
202 dev_printk(KERN_DEBUG, &dev->dev, "version " DRV_VERSION "\n"); 202 dev_printk(KERN_DEBUG, &dev->dev, "version " DRV_VERSION "\n");
203 203
204 return ata_pci_sff_init_one(dev, ppi, &triflex_sht, NULL, 0); 204 return ata_pci_bmdma_init_one(dev, ppi, &triflex_sht, NULL, 0);
205} 205}
206 206
207static const struct pci_device_id triflex[] = { 207static const struct pci_device_id triflex[] = {
diff --git a/drivers/ata/pata_via.c b/drivers/ata/pata_via.c
index 7e3e0a5598b7..5e659885de16 100644
--- a/drivers/ata/pata_via.c
+++ b/drivers/ata/pata_via.c
@@ -627,7 +627,7 @@ static int via_init_one(struct pci_dev *pdev, const struct pci_device_id *id)
627 } 627 }
628 628
629 /* We have established the device type, now fire it up */ 629 /* We have established the device type, now fire it up */
630 return ata_pci_sff_init_one(pdev, ppi, &via_sht, (void *)config, 0); 630 return ata_pci_bmdma_init_one(pdev, ppi, &via_sht, (void *)config, 0);
631} 631}
632 632
633#ifdef CONFIG_PM 633#ifdef CONFIG_PM
diff --git a/drivers/ata/sata_mv.c b/drivers/ata/sata_mv.c
index f3471bc949d3..a476cd99b95d 100644
--- a/drivers/ata/sata_mv.c
+++ b/drivers/ata/sata_mv.c
@@ -675,8 +675,6 @@ static struct ata_port_operations mv5_ops = {
675 .freeze = mv_eh_freeze, 675 .freeze = mv_eh_freeze,
676 .thaw = mv_eh_thaw, 676 .thaw = mv_eh_thaw,
677 .hardreset = mv_hardreset, 677 .hardreset = mv_hardreset,
678 .error_handler = ata_std_error_handler, /* avoid SFF EH */
679 .post_internal_cmd = ATA_OP_NULL,
680 678
681 .scr_read = mv5_scr_read, 679 .scr_read = mv5_scr_read,
682 .scr_write = mv5_scr_write, 680 .scr_write = mv5_scr_write,
@@ -2813,7 +2811,7 @@ static void mv_port_intr(struct ata_port *ap, u32 port_cause)
2813 } else if (!edma_was_enabled) { 2811 } else if (!edma_was_enabled) {
2814 struct ata_queued_cmd *qc = mv_get_active_qc(ap); 2812 struct ata_queued_cmd *qc = mv_get_active_qc(ap);
2815 if (qc) 2813 if (qc)
2816 ata_sff_host_intr(ap, qc); 2814 ata_bmdma_port_intr(ap, qc);
2817 else 2815 else
2818 mv_unexpected_intr(ap, edma_was_enabled); 2816 mv_unexpected_intr(ap, edma_was_enabled);
2819 } 2817 }
diff --git a/drivers/ata/sata_nv.c b/drivers/ata/sata_nv.c
index baa8f0d2c86f..6fd114784116 100644
--- a/drivers/ata/sata_nv.c
+++ b/drivers/ata/sata_nv.c
@@ -920,7 +920,7 @@ static int nv_host_intr(struct ata_port *ap, u8 irq_stat)
920 } 920 }
921 921
922 /* handle interrupt */ 922 /* handle interrupt */
923 return ata_sff_host_intr(ap, qc); 923 return ata_bmdma_port_intr(ap, qc);
924} 924}
925 925
926static irqreturn_t nv_adma_interrupt(int irq, void *dev_instance) 926static irqreturn_t nv_adma_interrupt(int irq, void *dev_instance)
@@ -1100,7 +1100,7 @@ static void nv_adma_irq_clear(struct ata_port *ap)
1100 u32 notifier_clears[2]; 1100 u32 notifier_clears[2];
1101 1101
1102 if (pp->flags & NV_ADMA_ATAPI_SETUP_COMPLETE) { 1102 if (pp->flags & NV_ADMA_ATAPI_SETUP_COMPLETE) {
1103 ata_sff_irq_clear(ap); 1103 ata_bmdma_irq_clear(ap);
1104 return; 1104 return;
1105 } 1105 }
1106 1106
@@ -1505,7 +1505,7 @@ static irqreturn_t nv_generic_interrupt(int irq, void *dev_instance)
1505 1505
1506 qc = ata_qc_from_tag(ap, ap->link.active_tag); 1506 qc = ata_qc_from_tag(ap, ap->link.active_tag);
1507 if (qc && (!(qc->tf.flags & ATA_TFLAG_POLLING))) { 1507 if (qc && (!(qc->tf.flags & ATA_TFLAG_POLLING))) {
1508 handled += ata_sff_host_intr(ap, qc); 1508 handled += ata_bmdma_port_intr(ap, qc);
1509 } else { 1509 } else {
1510 /* 1510 /*
1511 * No request pending? Clear interrupt status 1511 * No request pending? Clear interrupt status
@@ -2430,7 +2430,7 @@ static int nv_init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
2430 2430
2431 ppi[0] = &nv_port_info[type]; 2431 ppi[0] = &nv_port_info[type];
2432 ipriv = ppi[0]->private_data; 2432 ipriv = ppi[0]->private_data;
2433 rc = ata_pci_sff_prepare_host(pdev, ppi, &host); 2433 rc = ata_pci_bmdma_prepare_host(pdev, ppi, &host);
2434 if (rc) 2434 if (rc)
2435 return rc; 2435 return rc;
2436 2436
diff --git a/drivers/ata/sata_qstor.c b/drivers/ata/sata_qstor.c
index d533b3d20ca1..daeebf19a6a9 100644
--- a/drivers/ata/sata_qstor.c
+++ b/drivers/ata/sata_qstor.c
@@ -120,8 +120,6 @@ static void qs_host_stop(struct ata_host *host);
120static void qs_qc_prep(struct ata_queued_cmd *qc); 120static void qs_qc_prep(struct ata_queued_cmd *qc);
121static unsigned int qs_qc_issue(struct ata_queued_cmd *qc); 121static unsigned int qs_qc_issue(struct ata_queued_cmd *qc);
122static int qs_check_atapi_dma(struct ata_queued_cmd *qc); 122static int qs_check_atapi_dma(struct ata_queued_cmd *qc);
123static void qs_bmdma_stop(struct ata_queued_cmd *qc);
124static u8 qs_bmdma_status(struct ata_port *ap);
125static void qs_freeze(struct ata_port *ap); 123static void qs_freeze(struct ata_port *ap);
126static void qs_thaw(struct ata_port *ap); 124static void qs_thaw(struct ata_port *ap);
127static int qs_prereset(struct ata_link *link, unsigned long deadline); 125static int qs_prereset(struct ata_link *link, unsigned long deadline);
@@ -137,8 +135,6 @@ static struct ata_port_operations qs_ata_ops = {
137 .inherits = &ata_sff_port_ops, 135 .inherits = &ata_sff_port_ops,
138 136
139 .check_atapi_dma = qs_check_atapi_dma, 137 .check_atapi_dma = qs_check_atapi_dma,
140 .bmdma_stop = qs_bmdma_stop,
141 .bmdma_status = qs_bmdma_status,
142 .qc_prep = qs_qc_prep, 138 .qc_prep = qs_qc_prep,
143 .qc_issue = qs_qc_issue, 139 .qc_issue = qs_qc_issue,
144 140
@@ -190,16 +186,6 @@ static int qs_check_atapi_dma(struct ata_queued_cmd *qc)
190 return 1; /* ATAPI DMA not supported */ 186 return 1; /* ATAPI DMA not supported */
191} 187}
192 188
193static void qs_bmdma_stop(struct ata_queued_cmd *qc)
194{
195 /* nothing */
196}
197
198static u8 qs_bmdma_status(struct ata_port *ap)
199{
200 return 0;
201}
202
203static inline void qs_enter_reg_mode(struct ata_port *ap) 189static inline void qs_enter_reg_mode(struct ata_port *ap)
204{ 190{
205 u8 __iomem *chan = qs_mmio_base(ap->host) + (ap->port_no * 0x4000); 191 u8 __iomem *chan = qs_mmio_base(ap->host) + (ap->port_no * 0x4000);
@@ -454,7 +440,7 @@ static inline unsigned int qs_intr_mmio(struct ata_host *host)
454 if (!pp || pp->state != qs_state_mmio) 440 if (!pp || pp->state != qs_state_mmio)
455 continue; 441 continue;
456 if (!(qc->tf.flags & ATA_TFLAG_POLLING)) 442 if (!(qc->tf.flags & ATA_TFLAG_POLLING))
457 handled |= ata_sff_host_intr(ap, qc); 443 handled |= ata_sff_port_intr(ap, qc);
458 } 444 }
459 return handled; 445 return handled;
460} 446}
diff --git a/drivers/ata/sata_sil.c b/drivers/ata/sata_sil.c
index 2dda312b6b9a..3a4f84219719 100644
--- a/drivers/ata/sata_sil.c
+++ b/drivers/ata/sata_sil.c
@@ -503,7 +503,7 @@ static void sil_host_intr(struct ata_port *ap, u32 bmdma2)
503 goto err_hsm; 503 goto err_hsm;
504 504
505 /* ack bmdma irq events */ 505 /* ack bmdma irq events */
506 ata_sff_irq_clear(ap); 506 ata_bmdma_irq_clear(ap);
507 507
508 /* kick HSM in the ass */ 508 /* kick HSM in the ass */
509 ata_sff_hsm_move(ap, qc, status, 0); 509 ata_sff_hsm_move(ap, qc, status, 0);
@@ -584,7 +584,7 @@ static void sil_thaw(struct ata_port *ap)
584 584
585 /* clear IRQ */ 585 /* clear IRQ */
586 ap->ops->sff_check_status(ap); 586 ap->ops->sff_check_status(ap);
587 ata_sff_irq_clear(ap); 587 ata_bmdma_irq_clear(ap);
588 588
589 /* turn on SATA IRQ if supported */ 589 /* turn on SATA IRQ if supported */
590 if (!(ap->flags & SIL_FLAG_NO_SATA_IRQ)) 590 if (!(ap->flags & SIL_FLAG_NO_SATA_IRQ))
diff --git a/drivers/ata/sata_sis.c b/drivers/ata/sata_sis.c
index f8a91bfd66a8..2bfe3ae03976 100644
--- a/drivers/ata/sata_sis.c
+++ b/drivers/ata/sata_sis.c
@@ -279,7 +279,7 @@ static int sis_init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
279 break; 279 break;
280 } 280 }
281 281
282 rc = ata_pci_sff_prepare_host(pdev, ppi, &host); 282 rc = ata_pci_bmdma_prepare_host(pdev, ppi, &host);
283 if (rc) 283 if (rc)
284 return rc; 284 return rc;
285 285
@@ -308,7 +308,7 @@ static int sis_init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
308 308
309 pci_set_master(pdev); 309 pci_set_master(pdev);
310 pci_intx(pdev, 1); 310 pci_intx(pdev, 1);
311 return ata_host_activate(host, pdev->irq, ata_sff_interrupt, 311 return ata_host_activate(host, pdev->irq, ata_bmdma_interrupt,
312 IRQF_SHARED, &sis_sht); 312 IRQF_SHARED, &sis_sht);
313} 313}
314 314
diff --git a/drivers/ata/sata_svw.c b/drivers/ata/sata_svw.c
index 101fd6a19829..7d9db4aaf07e 100644
--- a/drivers/ata/sata_svw.c
+++ b/drivers/ata/sata_svw.c
@@ -502,7 +502,7 @@ static int k2_sata_init_one(struct pci_dev *pdev, const struct pci_device_id *en
502 writel(0x0, mmio_base + K2_SATA_SIM_OFFSET); 502 writel(0x0, mmio_base + K2_SATA_SIM_OFFSET);
503 503
504 pci_set_master(pdev); 504 pci_set_master(pdev);
505 return ata_host_activate(host, pdev->irq, ata_sff_interrupt, 505 return ata_host_activate(host, pdev->irq, ata_bmdma_interrupt,
506 IRQF_SHARED, &k2_sata_sht); 506 IRQF_SHARED, &k2_sata_sht);
507} 507}
508 508
diff --git a/drivers/ata/sata_uli.c b/drivers/ata/sata_uli.c
index d8dac17dc2c8..b8578c32d344 100644
--- a/drivers/ata/sata_uli.c
+++ b/drivers/ata/sata_uli.c
@@ -242,7 +242,7 @@ static int uli_init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
242 242
243 pci_set_master(pdev); 243 pci_set_master(pdev);
244 pci_intx(pdev, 1); 244 pci_intx(pdev, 1);
245 return ata_host_activate(host, pdev->irq, ata_sff_interrupt, 245 return ata_host_activate(host, pdev->irq, ata_bmdma_interrupt,
246 IRQF_SHARED, &uli_sht); 246 IRQF_SHARED, &uli_sht);
247} 247}
248 248
diff --git a/drivers/ata/sata_via.c b/drivers/ata/sata_via.c
index 08f65492cc81..101d8c219caf 100644
--- a/drivers/ata/sata_via.c
+++ b/drivers/ata/sata_via.c
@@ -308,7 +308,7 @@ static void svia_noop_freeze(struct ata_port *ap)
308 * certain way. Leave it alone and just clear pending IRQ. 308 * certain way. Leave it alone and just clear pending IRQ.
309 */ 309 */
310 ap->ops->sff_check_status(ap); 310 ap->ops->sff_check_status(ap);
311 ata_sff_irq_clear(ap); 311 ata_bmdma_irq_clear(ap);
312} 312}
313 313
314/** 314/**
@@ -463,7 +463,7 @@ static int vt6420_prepare_host(struct pci_dev *pdev, struct ata_host **r_host)
463 struct ata_host *host; 463 struct ata_host *host;
464 int rc; 464 int rc;
465 465
466 rc = ata_pci_sff_prepare_host(pdev, ppi, &host); 466 rc = ata_pci_bmdma_prepare_host(pdev, ppi, &host);
467 if (rc) 467 if (rc)
468 return rc; 468 return rc;
469 *r_host = host; 469 *r_host = host;
@@ -520,7 +520,7 @@ static int vt8251_prepare_host(struct pci_dev *pdev, struct ata_host **r_host)
520 struct ata_host *host; 520 struct ata_host *host;
521 int i, rc; 521 int i, rc;
522 522
523 rc = ata_pci_sff_prepare_host(pdev, ppi, &host); 523 rc = ata_pci_bmdma_prepare_host(pdev, ppi, &host);
524 if (rc) 524 if (rc)
525 return rc; 525 return rc;
526 *r_host = host; 526 *r_host = host;
@@ -628,7 +628,7 @@ static int svia_init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
628 svia_configure(pdev); 628 svia_configure(pdev);
629 629
630 pci_set_master(pdev); 630 pci_set_master(pdev);
631 return ata_host_activate(host, pdev->irq, ata_sff_interrupt, 631 return ata_host_activate(host, pdev->irq, ata_bmdma_interrupt,
632 IRQF_SHARED, &svia_sht); 632 IRQF_SHARED, &svia_sht);
633} 633}
634 634
diff --git a/drivers/ata/sata_vsc.c b/drivers/ata/sata_vsc.c
index 2107952ebff1..b777176ff494 100644
--- a/drivers/ata/sata_vsc.c
+++ b/drivers/ata/sata_vsc.c
@@ -245,7 +245,7 @@ static void vsc_port_intr(u8 port_status, struct ata_port *ap)
245 245
246 qc = ata_qc_from_tag(ap, ap->link.active_tag); 246 qc = ata_qc_from_tag(ap, ap->link.active_tag);
247 if (qc && likely(!(qc->tf.flags & ATA_TFLAG_POLLING))) 247 if (qc && likely(!(qc->tf.flags & ATA_TFLAG_POLLING)))
248 handled = ata_sff_host_intr(ap, qc); 248 handled = ata_bmdma_port_intr(ap, qc);
249 249
250 /* We received an interrupt during a polled command, 250 /* We received an interrupt during a polled command,
251 * or some other spurious condition. Interrupt reporting 251 * or some other spurious condition. Interrupt reporting
diff --git a/include/linux/libata.h b/include/linux/libata.h
index ee84e7e12039..3bad2701bfa6 100644
--- a/include/linux/libata.h
+++ b/include/linux/libata.h
@@ -386,6 +386,7 @@ enum {
386 ATA_HORKAGE_1_5_GBPS = (1 << 13), /* force 1.5 Gbps */ 386 ATA_HORKAGE_1_5_GBPS = (1 << 13), /* force 1.5 Gbps */
387 ATA_HORKAGE_NOSETXFER = (1 << 14), /* skip SETXFER, SATA only */ 387 ATA_HORKAGE_NOSETXFER = (1 << 14), /* skip SETXFER, SATA only */
388 ATA_HORKAGE_BROKEN_FPDMA_AA = (1 << 15), /* skip AA */ 388 ATA_HORKAGE_BROKEN_FPDMA_AA = (1 << 15), /* skip AA */
389 ATA_HORKAGE_DUMP_ID = (1 << 16), /* dump IDENTIFY data */
389 390
390 /* DMA mask for user DMA control: User visible values; DO NOT 391 /* DMA mask for user DMA control: User visible values; DO NOT
391 renumber */ 392 renumber */
@@ -513,7 +514,9 @@ struct ata_ioports {
513 void __iomem *command_addr; 514 void __iomem *command_addr;
514 void __iomem *altstatus_addr; 515 void __iomem *altstatus_addr;
515 void __iomem *ctl_addr; 516 void __iomem *ctl_addr;
517#ifdef CONFIG_ATA_BMDMA
516 void __iomem *bmdma_addr; 518 void __iomem *bmdma_addr;
519#endif /* CONFIG_ATA_BMDMA */
517 void __iomem *scr_addr; 520 void __iomem *scr_addr;
518}; 521};
519#endif /* CONFIG_ATA_SFF */ 522#endif /* CONFIG_ATA_SFF */
@@ -721,8 +724,10 @@ struct ata_port {
721 u8 ctl; /* cache of ATA control register */ 724 u8 ctl; /* cache of ATA control register */
722 u8 last_ctl; /* Cache last written value */ 725 u8 last_ctl; /* Cache last written value */
723 struct delayed_work sff_pio_task; 726 struct delayed_work sff_pio_task;
727#ifdef CONFIG_ATA_BMDMA
724 struct ata_bmdma_prd *bmdma_prd; /* BMDMA SG list */ 728 struct ata_bmdma_prd *bmdma_prd; /* BMDMA SG list */
725 dma_addr_t bmdma_prd_dma; /* and its DMA mapping */ 729 dma_addr_t bmdma_prd_dma; /* and its DMA mapping */
730#endif /* CONFIG_ATA_BMDMA */
726#endif /* CONFIG_ATA_SFF */ 731#endif /* CONFIG_ATA_SFF */
727 732
728 unsigned int pio_mask; 733 unsigned int pio_mask;
@@ -856,10 +861,12 @@ struct ata_port_operations {
856 void (*sff_irq_clear)(struct ata_port *); 861 void (*sff_irq_clear)(struct ata_port *);
857 void (*sff_drain_fifo)(struct ata_queued_cmd *qc); 862 void (*sff_drain_fifo)(struct ata_queued_cmd *qc);
858 863
864#ifdef CONFIG_ATA_BMDMA
859 void (*bmdma_setup)(struct ata_queued_cmd *qc); 865 void (*bmdma_setup)(struct ata_queued_cmd *qc);
860 void (*bmdma_start)(struct ata_queued_cmd *qc); 866 void (*bmdma_start)(struct ata_queued_cmd *qc);
861 void (*bmdma_stop)(struct ata_queued_cmd *qc); 867 void (*bmdma_stop)(struct ata_queued_cmd *qc);
862 u8 (*bmdma_status)(struct ata_port *ap); 868 u8 (*bmdma_status)(struct ata_port *ap);
869#endif /* CONFIG_ATA_BMDMA */
863#endif /* CONFIG_ATA_SFF */ 870#endif /* CONFIG_ATA_SFF */
864 871
865 ssize_t (*em_show)(struct ata_port *ap, char *buf); 872 ssize_t (*em_show)(struct ata_port *ap, char *buf);
@@ -1555,7 +1562,6 @@ extern void sata_pmp_error_handler(struct ata_port *ap);
1555#ifdef CONFIG_ATA_SFF 1562#ifdef CONFIG_ATA_SFF
1556 1563
1557extern const struct ata_port_operations ata_sff_port_ops; 1564extern const struct ata_port_operations ata_sff_port_ops;
1558extern const struct ata_port_operations ata_bmdma_port_ops;
1559extern const struct ata_port_operations ata_bmdma32_port_ops; 1565extern const struct ata_port_operations ata_bmdma32_port_ops;
1560 1566
1561/* PIO only, sg_tablesize and dma_boundary limits can be removed */ 1567/* PIO only, sg_tablesize and dma_boundary limits can be removed */
@@ -1564,11 +1570,6 @@ extern const struct ata_port_operations ata_bmdma32_port_ops;
1564 .sg_tablesize = LIBATA_MAX_PRD, \ 1570 .sg_tablesize = LIBATA_MAX_PRD, \
1565 .dma_boundary = ATA_DMA_BOUNDARY 1571 .dma_boundary = ATA_DMA_BOUNDARY
1566 1572
1567#define ATA_BMDMA_SHT(drv_name) \
1568 ATA_BASE_SHT(drv_name), \
1569 .sg_tablesize = LIBATA_MAX_PRD, \
1570 .dma_boundary = ATA_DMA_BOUNDARY
1571
1572extern void ata_sff_dev_select(struct ata_port *ap, unsigned int device); 1573extern void ata_sff_dev_select(struct ata_port *ap, unsigned int device);
1573extern u8 ata_sff_check_status(struct ata_port *ap); 1574extern u8 ata_sff_check_status(struct ata_port *ap);
1574extern void ata_sff_pause(struct ata_port *ap); 1575extern void ata_sff_pause(struct ata_port *ap);
@@ -1593,7 +1594,7 @@ extern int ata_sff_hsm_move(struct ata_port *ap, struct ata_queued_cmd *qc,
1593extern void ata_sff_queue_pio_task(struct ata_port *ap, unsigned long delay); 1594extern void ata_sff_queue_pio_task(struct ata_port *ap, unsigned long delay);
1594extern unsigned int ata_sff_qc_issue(struct ata_queued_cmd *qc); 1595extern unsigned int ata_sff_qc_issue(struct ata_queued_cmd *qc);
1595extern bool ata_sff_qc_fill_rtf(struct ata_queued_cmd *qc); 1596extern bool ata_sff_qc_fill_rtf(struct ata_queued_cmd *qc);
1596extern unsigned int ata_sff_host_intr(struct ata_port *ap, 1597extern unsigned int ata_sff_port_intr(struct ata_port *ap,
1597 struct ata_queued_cmd *qc); 1598 struct ata_queued_cmd *qc);
1598extern irqreturn_t ata_sff_interrupt(int irq, void *dev_instance); 1599extern irqreturn_t ata_sff_interrupt(int irq, void *dev_instance);
1599extern void ata_sff_lost_interrupt(struct ata_port *ap); 1600extern void ata_sff_lost_interrupt(struct ata_port *ap);
@@ -1625,11 +1626,24 @@ extern int ata_pci_sff_init_one(struct pci_dev *pdev,
1625 struct scsi_host_template *sht, void *host_priv, int hflags); 1626 struct scsi_host_template *sht, void *host_priv, int hflags);
1626#endif /* CONFIG_PCI */ 1627#endif /* CONFIG_PCI */
1627 1628
1629#ifdef CONFIG_ATA_BMDMA
1630
1631extern const struct ata_port_operations ata_bmdma_port_ops;
1632
1633#define ATA_BMDMA_SHT(drv_name) \
1634 ATA_BASE_SHT(drv_name), \
1635 .sg_tablesize = LIBATA_MAX_PRD, \
1636 .dma_boundary = ATA_DMA_BOUNDARY
1637
1628extern void ata_bmdma_qc_prep(struct ata_queued_cmd *qc); 1638extern void ata_bmdma_qc_prep(struct ata_queued_cmd *qc);
1629extern unsigned int ata_bmdma_qc_issue(struct ata_queued_cmd *qc); 1639extern unsigned int ata_bmdma_qc_issue(struct ata_queued_cmd *qc);
1630extern void ata_bmdma_dumb_qc_prep(struct ata_queued_cmd *qc); 1640extern void ata_bmdma_dumb_qc_prep(struct ata_queued_cmd *qc);
1641extern unsigned int ata_bmdma_port_intr(struct ata_port *ap,
1642 struct ata_queued_cmd *qc);
1643extern irqreturn_t ata_bmdma_interrupt(int irq, void *dev_instance);
1631extern void ata_bmdma_error_handler(struct ata_port *ap); 1644extern void ata_bmdma_error_handler(struct ata_port *ap);
1632extern void ata_bmdma_post_internal_cmd(struct ata_queued_cmd *qc); 1645extern void ata_bmdma_post_internal_cmd(struct ata_queued_cmd *qc);
1646extern void ata_bmdma_irq_clear(struct ata_port *ap);
1633extern void ata_bmdma_setup(struct ata_queued_cmd *qc); 1647extern void ata_bmdma_setup(struct ata_queued_cmd *qc);
1634extern void ata_bmdma_start(struct ata_queued_cmd *qc); 1648extern void ata_bmdma_start(struct ata_queued_cmd *qc);
1635extern void ata_bmdma_stop(struct ata_queued_cmd *qc); 1649extern void ata_bmdma_stop(struct ata_queued_cmd *qc);
@@ -1640,7 +1654,15 @@ extern int ata_bmdma_port_start32(struct ata_port *ap);
1640#ifdef CONFIG_PCI 1654#ifdef CONFIG_PCI
1641extern int ata_pci_bmdma_clear_simplex(struct pci_dev *pdev); 1655extern int ata_pci_bmdma_clear_simplex(struct pci_dev *pdev);
1642extern void ata_pci_bmdma_init(struct ata_host *host); 1656extern void ata_pci_bmdma_init(struct ata_host *host);
1657extern int ata_pci_bmdma_prepare_host(struct pci_dev *pdev,
1658 const struct ata_port_info * const * ppi,
1659 struct ata_host **r_host);
1660extern int ata_pci_bmdma_init_one(struct pci_dev *pdev,
1661 const struct ata_port_info * const * ppi,
1662 struct scsi_host_template *sht,
1663 void *host_priv, int hflags);
1643#endif /* CONFIG_PCI */ 1664#endif /* CONFIG_PCI */
1665#endif /* CONFIG_ATA_BMDMA */
1644 1666
1645/** 1667/**
1646 * ata_sff_busy_wait - Wait for a port status register 1668 * ata_sff_busy_wait - Wait for a port status register
generated by cgit v1.2.2 (git 2.25.0) at 2025-12-04 21:54:34 -0500