Merge branch 'upstream-linus' of master.kernel.org:/pub/scm/linux/kernel/git/jgarzik/libata-dev

* 'upstream-linus' of master.kernel.org:/pub/scm/linux/kernel/git/jgarzik/libata-dev: (50 commits)
  [libata] Delete pata_it8172 driver
  [PATCH] libata: improve handling of diagostic fail (and hardware that misreports it)
  [PATCH] libata: fix non-uniform ports handling
  Fix libata resource conflict for legacy mode
  [libata] ata_piix: build fix
  [PATCH] pata_amd: Check enable bits on Nvidia
  [PATCH] Update SiS PATA
  [libata] Add pata_jmicron driver to Kconfig, Makefile
  [libata #pata-drivers] Trim trailing whitespace.
  [libata] Trim trailing whitespace.
  [libata] Add a bunch of PATA drivers.
  Rename libata-bmdma.c to libata-sff.c.
  libata: Grand renaming.
  Clean up drivers/ata/Kconfig a bit.
  [PATCH] CONFIG_PM=n slim: drivers/scsi/sata_sil*
  [PATCH] sata_via: Add SATA support for vt8237a
  [PATCH] libata: change path to libata in libata.tmpl
  [PATCH] libata: s/CONFIG_SCSI_SATA/CONFIG_[S]ATA/g in pci/quirks.c
  libata: Make sure drivers/ata is a separate Kconfig menu
  [libata] ata_piix: add missing kfree()
  ...

Documentation/DocBook/libata.tmpl

@@ -868,18 +868,18 @@ and other resources, etc.
 
   <chapter id="libataExt">
      <title>libata Library</title>
-!Edrivers/scsi/libata-core.c
+!Edrivers/ata/libata-core.c
   </chapter>
 
   <chapter id="libataInt">
      <title>libata Core Internals</title>
-!Idrivers/scsi/libata-core.c
+!Idrivers/ata/libata-core.c
   </chapter>
 
   <chapter id="libataScsiInt">
      <title>libata SCSI translation/emulation</title>
-!Edrivers/scsi/libata-scsi.c
-!Idrivers/scsi/libata-scsi.c
+!Edrivers/ata/libata-scsi.c
+!Idrivers/ata/libata-scsi.c
   </chapter>
 
   <chapter id="ataExceptions">
@@ -1600,12 +1600,12 @@ and other resources, etc.
 
   <chapter id="PiixInt">
      <title>ata_piix Internals</title>
-!Idrivers/scsi/ata_piix.c
+!Idrivers/ata/ata_piix.c
   </chapter>
 
   <chapter id="SILInt">
      <title>sata_sil Internals</title>
-!Idrivers/scsi/sata_sil.c
+!Idrivers/ata/sata_sil.c
   </chapter>
 
   <chapter id="libataThanks">

drivers/Kconfig

@@ -18,6 +18,8 @@ source "drivers/ide/Kconfig"
 
 source "drivers/scsi/Kconfig"
 
+source "drivers/ata/Kconfig"
+
 source "drivers/cdrom/Kconfig"
 
 source "drivers/md/Kconfig"

drivers/Makefile

@@ -34,6 +34,7 @@ obj-$(CONFIG_PPC_PMAC)		+= macintosh/
 obj-$(CONFIG_IDE)		+= ide/
 obj-$(CONFIG_FC4)		+= fc4/
 obj-$(CONFIG_SCSI)		+= scsi/
+obj-$(CONFIG_ATA)		+= ata/
 obj-$(CONFIG_FUSION)		+= message/
 obj-$(CONFIG_IEEE1394)		+= ieee1394/
 obj-y				+= cdrom/

drivers/ata/Kconfig

+#
+# SATA/PATA driver configuration
+#
+
+menu "Serial ATA (prod) and Parallel ATA (experimental) drivers"
+
+config ATA
+	tristate "ATA device support"
+	select SCSI
+	---help---
+	  If you want to use a ATA hard disk, ATA tape drive, ATA CD-ROM or
+	  any other ATA device under Linux, say Y and make sure that you know
+	  the name of your ATA host adapter (the card inside your computer
+	  that "speaks" the ATA protocol, also called ATA controller),
+	  because you will be asked for it.
+
+if ATA
+
+config SATA_AHCI
+	tristate "AHCI SATA support"
+	depends on PCI
+	help
+	  This option enables support for AHCI Serial ATA.
+
+	  If unsure, say N.
+
+config SATA_SVW
+	tristate "ServerWorks Frodo / Apple K2 SATA support"
+	depends on PCI
+	help
+	  This option enables support for Broadcom/Serverworks/Apple K2
+	  SATA support.
+
+	  If unsure, say N.
+
+config ATA_PIIX
+	tristate "Intel PIIX/ICH SATA support"
+	depends on PCI
+	help
+	  This option enables support for ICH5/6/7/8 Serial ATA.
+	  If PATA support was enabled previously, this enables
+	  support for select Intel PIIX/ICH PATA host controllers.
+
+	  If unsure, say N.
+
+config SATA_MV
+	tristate "Marvell SATA support (HIGHLY EXPERIMENTAL)"
+	depends on PCI && EXPERIMENTAL
+	help
+	  This option enables support for the Marvell Serial ATA family.
+	  Currently supports 88SX[56]0[48][01] chips.
+
+	  If unsure, say N.
+
+config SATA_NV
+	tristate "NVIDIA SATA support"
+	depends on PCI
+	help
+	  This option enables support for NVIDIA Serial ATA.
+
+	  If unsure, say N.
+
+config PDC_ADMA
+	tristate "Pacific Digital ADMA support"
+	depends on PCI
+	help
+	  This option enables support for Pacific Digital ADMA controllers
+
+	  If unsure, say N.
+
+config SATA_QSTOR
+	tristate "Pacific Digital SATA QStor support"
+	depends on PCI
+	help
+	  This option enables support for Pacific Digital Serial ATA QStor.
+
+	  If unsure, say N.
+
+config SATA_PROMISE
+	tristate "Promise SATA TX2/TX4 support"
+	depends on PCI
+	help
+	  This option enables support for Promise Serial ATA TX2/TX4.
+
+	  If unsure, say N.
+
+config SATA_SX4
+	tristate "Promise SATA SX4 support"
+	depends on PCI && EXPERIMENTAL
+	help
+	  This option enables support for Promise Serial ATA SX4.
+
+	  If unsure, say N.
+
+config SATA_SIL
+	tristate "Silicon Image SATA support"
+	depends on PCI
+	help
+	  This option enables support for Silicon Image Serial ATA.
+
+	  If unsure, say N.
+
+config SATA_SIL24
+	tristate "Silicon Image 3124/3132 SATA support"
+	depends on PCI
+	help
+	  This option enables support for Silicon Image 3124/3132 Serial ATA.
+
+	  If unsure, say N.
+
+config SATA_SIS
+	tristate "SiS 964/180 SATA support"
+	depends on PCI
+	help
+	  This option enables support for SiS Serial ATA 964/180.
+
+	  If unsure, say N.
+
+config SATA_ULI
+	tristate "ULi Electronics SATA support"
+	depends on PCI
+	help
+	  This option enables support for ULi Electronics SATA.
+
+	  If unsure, say N.
+
+config SATA_VIA
+	tristate "VIA SATA support"
+	depends on PCI
+	help
+	  This option enables support for VIA Serial ATA.
+
+	  If unsure, say N.
+
+config SATA_VITESSE
+	tristate "VITESSE VSC-7174 / INTEL 31244 SATA support"
+	depends on PCI
+	help
+	  This option enables support for Vitesse VSC7174 and Intel 31244 Serial ATA.
+
+	  If unsure, say N.
+
+config SATA_INTEL_COMBINED
+	bool
+	depends on IDE=y && !BLK_DEV_IDE_SATA && (SATA_AHCI || ATA_PIIX)
+	default y
+
+config PATA_ALI
+	tristate "ALi PATA support (Experimental)"
+	depends on PCI && EXPERIMENTAL
+	help
+	  This option enables support for the ALi ATA interfaces
+	  found on the many ALi chipsets.
+
+	  If unsure, say N.
+
+config PATA_AMD
+	tristate "AMD/NVidia PATA support (Experimental)"
+	depends on PCI
+	help
+	  This option enables support for the AMD and NVidia PATA
+	  interfaces found on the chipsets for Athlon/Athlon64.
+
+	  If unsure, say N.
+
+config PATA_ARTOP
+	tristate "ARTOP 6210/6260 PATA support (Experimental)"
+	depends on PCI && EXPERIMENTAL
+	help
+	  This option enables support for ARTOP PATA controllers.
+
+	  If unsure, say N.
+
+config PATA_ATIIXP
+	tristate "ATI PATA support (Experimental)"
+	depends on PCI && EXPERIMENTAL
+	help
+	  This option enables support for the ATI ATA interfaces
+	  found on the many ATI chipsets.
+
+	  If unsure, say N.
+
+config PATA_CMD64X
+	tristate "CMD64x PATA support (Very Experimental)"
+	depends on PCI&& EXPERIMENTAL
+	help
+	  This option enables support for the CMD64x series chips
+	  except for the CMD640.
+
+	  If unsure, say N.
+
+config PATA_CS5520
+	tristate "CS5510/5520 PATA support"
+	depends on PCI
+	help
+	  This option enables support for the Cyrix 5510/5520
+	  companion chip used with the MediaGX/Geode processor family.
+
+	  If unsure, say N.
+
+config PATA_CS5530
+	tristate "CS5530 PATA support (Experimental)"
+	depends on PCI && EXPERIMENTAL
+	help
+	  This option enables support for the Cyrix/NatSemi/AMD CS5530
+	  companion chip used with the MediaGX/Geode processor family.
+
+	  If unsure, say N.
+
+config PATA_CS5535
+	tristate "CS5535 PATA support (Experimental)"
+	depends on PCI && X86 && !X86_64 && EXPERIMENTAL
+	help
+	  This option enables support for the NatSemi/AMD CS5535
+	  companion chip used with the Geode processor family.
+
+	  If unsure, say N.
+
+config PATA_CYPRESS
+	tristate "Cypress CY82C693 PATA support (Very Experimental)"
+	depends on PCI && EXPERIMENTAL
+	help
+	  This option enables support for the Cypress/Contaq CY82C693
+	  chipset found in some Alpha systems
+
+	  If unsure, say N.
+
+config PATA_EFAR
+	tristate "EFAR SLC90E66 support"
+	depends on PCI
+	help
+	  This option enables support for the EFAR SLC90E66
+	  IDE controller found on some older machines.
+
+	  If unsure, say N.
+
+config ATA_GENERIC
+	tristate "Generic ATA support"
+	depends on PCI
+	help
+	  This option enables support for generic BIOS configured
+	  ATA controllers via the new ATA layer
+
+	  If unsure, say N.
+
+config PATA_HPT366
+	tristate "HPT 366/368 PATA support (Very Experimental)"
+	depends on PCI && EXPERIMENTAL
+	help
+	  This option enables support for the HPT 366 and 368
+	  PATA controllers via the new ATA layer.
+
+	  If unsure, say N.
+
+config PATA_HPT37X
+	tristate "HPT 370/370A/371/372/374/302 PATA support (Very Experimental)"
+	depends on PCI && EXPERIMENTAL
+	help
+	  This option enables support for the majority of the later HPT
+	  PATA controllers via the new ATA layer.
+
+	  If unsure, say N.
+
+config PATA_HPT3X2N
+	tristate "HPT 372N/302N PATA support (Very Experimental)"
+	depends on PCI && EXPERIMENTAL
+	help
+	  This option enables support for the N variant HPT PATA
+	  controllers via the new ATA layer
+
+	  If unsure, say N.
+
+config PATA_HPT3X3
+	tristate "HPT 343/363 PATA support (Experimental)"
+	depends on PCI
+	help
+	  This option enables support for the HPT 343/363
+	  PATA controllers via the new ATA layer
+
+	  If unsure, say N.
+
+config PATA_ISAPNP
+	tristate "ISA Plug and Play PATA support (Very Experimental)"
+	depends on EXPERIMENTAL && ISAPNP
+	help
+	  This option enables support for ISA plug & play ATA
+	  controllers such as those found on old soundcards.
+
+	  If unsure, say N.
+
+config PATA_IT821X
+	tristate "IT821x PATA support (Experimental)"
+	depends on PCI && EXPERIMENTAL
+	help
+	  This option enables support for the ITE 8211 and 8212
+	  PATA controllers via the new ATA layer, including RAID
+	  mode.
+
+	  If unsure, say N.
+
+config PATA_JMICRON
+	tristate "JMicron PATA support"
+	depends on PCI
+	help
+	  Enable support for the JMicron IDE controller, via the new
+	  ATA layer.
+
+	  If unsure, say N.
+
+config PATA_LEGACY
+	tristate "Legacy ISA PATA support (Experimental)"
+	depends on PCI && EXPERIMENTAL
+	help
+	  This option enables support for ISA/VLB bus legacy PATA
+	  ports and allows them to be accessed via the new ATA layer.
+
+	  If unsure, say N.
+
+config PATA_TRIFLEX
+	tristate "Compaq Triflex PATA support"
+	depends on PCI
+	help
+	  Enable support for the Compaq 'Triflex' IDE controller as found
+	  on many Compaq Pentium-Pro systems, via the new ATA layer.
+
+	  If unsure, say N.
+
+config PATA_MPIIX
+	tristate "Intel PATA MPIIX support"
+	depends on PCI
+	help
+	  This option enables support for MPIIX PATA support.
+
+	  If unsure, say N.
+
+config PATA_OLDPIIX
+	tristate "Intel PATA old PIIX support (Experimental)"
+	depends on PCI && EXPERIMENTAL
+	help
+	  This option enables support for old(?) PIIX PATA support.
+
+	  If unsure, say N.
+
+config PATA_NETCELL
+	tristate "NETCELL Revolution RAID support"
+	depends on PCI
+	help
+	  This option enables support for the Netcell Revolution RAID
+	  PATA controller.
+
+	  If unsure, say N.
+
+config PATA_NS87410
+	tristate "Nat Semi NS87410 PATA support (Experimental)"
+	depends on PCI && EXPERIMENTAL
+	help
+	  This option enables support for the National Semiconductor
+	  NS87410 PCI-IDE controller.
+
+	  If unsure, say N.
+
+config PATA_OPTI
+	tristate "OPTI621/6215 PATA support (Very Experimental)"
+	depends on PCI && EXPERIMENTAL
+	help
+	  This option enables full PIO support for the early Opti ATA
+	  controllers found on some old motherboards.
+
+	  If unsure, say N.
+
+config PATA_OPTIDMA
+	tristate "OPTI FireStar PATA support (Veyr Experimental)"
+	depends on PCI && EXPERIMENTAL
+	help
+	  This option enables DMA/PIO support for the later OPTi
+	  controllers found on some old motherboards and in some
+	  latops
+
+	  If unsure, say N.
+
+config PATA_PCMCIA
+	tristate "PCMCIA PATA support"
+	depends on PCMCIA
+	help
+	  This option enables support for PCMCIA ATA interfaces, including
+	  compact flash card adapters via the new ATA layer.
+
+	  If unsure, say N.
+
+config PATA_PDC_OLD
+	tristate "Older Promise PATA controller support (Very Experimental)"
+	depends on PCI && EXPERIMENTAL
+	help
+	  This option enables support for the Promise 20246, 20262, 20263,
+	  20265 and 20267 adapters.
+
+	  If unsure, say N.
+
+config PATA_QDI
+	tristate "QDI VLB PATA support"
+	help
+	  Support for QDI 6500 and 6580 PATA controllers on VESA local bus.
+
+config PATA_RADISYS
+	tristate "RADISYS 82600 PATA support (Very experimental)"
+	depends on PCI && EXPERIMENTAL
+	help
+	  This option enables support for the RADISYS 82600
+	  PATA controllers via the new ATA layer
+
+	  If unsure, say N.
+
+config PATA_RZ1000
+	tristate "PC Tech RZ1000 PATA support"
+	depends on PCI
+	help
+	  This option enables basic support for the PC Tech RZ1000/1
+	  PATA controllers via the new ATA layer
+
+	  If unsure, say N.
+
+config PATA_SC1200
+	tristate "SC1200 PATA support (Raving Lunatic)"
+	depends on PCI && EXPERIMENTAL
+	help
+	  This option enables support for the NatSemi/AMD SC1200 SoC
+	  companion chip used with the Geode processor family.
+
+	  If unsure, say N.
+
+config PATA_SERVERWORKS
+	tristate "SERVERWORKS OSB4/CSB5/CSB6/HT1000 PATA support (Experimental)"
+	depends on PCI && EXPERIMENTAL
+	help
+	  This option enables support for the Serverworks OSB4/CSB5/CSB6 and
+	  HT1000 PATA controllers, via the new ATA layer.
+
+	  If unsure, say N.
+
+config PATA_PDC2027X
+	tristate "Promise PATA 2027x support"
+	depends on PCI
+	help
+	  This option enables support for Promise PATA pdc20268 to pdc20277 host adapters.
+
+	  If unsure, say N.
+
+config PATA_SIL680
+	tristate "CMD / Silicon Image 680 PATA support"
+	depends on PCI
+	help
+	  This option enables support for CMD / Silicon Image 680 PATA.
+
+	  If unsure, say N.
+
+config PATA_SIS
+	tristate "SiS PATA support (Experimental)"
+	depends on PCI && EXPERIMENTAL
+	help
+	  This option enables support for SiS PATA controllers
+
+	  If unsure, say N.
+
+config PATA_VIA
+	tristate "VIA PATA support"
+	depends on PCI
+	help
+	  This option enables support for the VIA PATA interfaces
+	  found on the many VIA chipsets.
+
+	  If unsure, say N.
+
+config PATA_WINBOND
+	tristate "Winbond SL82C105 PATA support"
+	depends on PCI
+	help
+	  This option enables support for SL82C105 PATA devices found in the
+	  Netwinder and some other systems
+
+	  If unsure, say N.
+
+endif
+endmenu
+

drivers/ata/Makefile

+
+obj-$(CONFIG_ATA)		+= libata.o
+
+obj-$(CONFIG_SATA_AHCI)		+= ahci.o
+obj-$(CONFIG_SATA_SVW)		+= sata_svw.o
+obj-$(CONFIG_ATA_PIIX)		+= ata_piix.o
+obj-$(CONFIG_SATA_PROMISE)	+= sata_promise.o
+obj-$(CONFIG_SATA_QSTOR)	+= sata_qstor.o
+obj-$(CONFIG_SATA_SIL)		+= sata_sil.o
+obj-$(CONFIG_SATA_SIL24)	+= sata_sil24.o
+obj-$(CONFIG_SATA_VIA)		+= sata_via.o
+obj-$(CONFIG_SATA_VITESSE)	+= sata_vsc.o
+obj-$(CONFIG_SATA_SIS)		+= sata_sis.o
+obj-$(CONFIG_SATA_SX4)		+= sata_sx4.o
+obj-$(CONFIG_SATA_NV)		+= sata_nv.o
+obj-$(CONFIG_SATA_ULI)		+= sata_uli.o
+obj-$(CONFIG_SATA_MV)		+= sata_mv.o
+obj-$(CONFIG_PDC_ADMA)		+= pdc_adma.o
+
+obj-$(CONFIG_PATA_ALI)		+= pata_ali.o
+obj-$(CONFIG_PATA_AMD)		+= pata_amd.o
+obj-$(CONFIG_PATA_ARTOP)	+= pata_artop.o
+obj-$(CONFIG_PATA_ATIIXP)	+= pata_atiixp.o
+obj-$(CONFIG_PATA_CMD64X)	+= pata_cmd64x.o
+obj-$(CONFIG_PATA_CS5520)	+= pata_cs5520.o
+obj-$(CONFIG_PATA_CS5530)	+= pata_cs5530.o
+obj-$(CONFIG_PATA_CS5535)	+= pata_cs5535.o
+obj-$(CONFIG_PATA_CYPRESS)	+= pata_cypress.o
+obj-$(CONFIG_PATA_EFAR)		+= pata_efar.o
+obj-$(CONFIG_PATA_HPT366)	+= pata_hpt366.o
+obj-$(CONFIG_PATA_HPT37X)	+= pata_hpt37x.o
+obj-$(CONFIG_PATA_HPT3X2N)	+= pata_hpt3x2n.o
+obj-$(CONFIG_PATA_HPT3X3)	+= pata_hpt3x3.o
+obj-$(CONFIG_PATA_ISAPNP)	+= pata_isapnp.o
+obj-$(CONFIG_PATA_IT821X)	+= pata_it821x.o
+obj-$(CONFIG_PATA_JMICRON)	+= pata_jmicron.o
+obj-$(CONFIG_PATA_NETCELL)	+= pata_netcell.o
+obj-$(CONFIG_PATA_NS87410)	+= pata_ns87410.o
+obj-$(CONFIG_PATA_OPTI)		+= pata_opti.o
+obj-$(CONFIG_PATA_OPTIDMA)	+= pata_optidma.o
+obj-$(CONFIG_PATA_MPIIX)	+= pata_mpiix.o
+obj-$(CONFIG_PATA_OLDPIIX)	+= pata_oldpiix.o
+obj-$(CONFIG_PATA_PCMCIA)	+= pata_pcmcia.o
+obj-$(CONFIG_PATA_PDC2027X)	+= pata_pdc2027x.o
+obj-$(CONFIG_PATA_PDC_OLD)	+= pata_pdc202xx_old.o
+obj-$(CONFIG_PATA_QDI)		+= pata_qdi.o
+obj-$(CONFIG_PATA_RADISYS)	+= pata_radisys.o
+obj-$(CONFIG_PATA_RZ1000)	+= pata_rz1000.o
+obj-$(CONFIG_PATA_SC1200)	+= pata_sc1200.o
+obj-$(CONFIG_PATA_SERVERWORKS)	+= pata_serverworks.o
+obj-$(CONFIG_PATA_SIL680)	+= pata_sil680.o
+obj-$(CONFIG_PATA_VIA)		+= pata_via.o
+obj-$(CONFIG_PATA_WINBOND)	+= pata_sl82c105.o
+obj-$(CONFIG_PATA_SIS)		+= pata_sis.o
+obj-$(CONFIG_PATA_TRIFLEX)	+= pata_triflex.o
+# Should be last but one libata driver
+obj-$(CONFIG_ATA_GENERIC)	+= ata_generic.o
+# Should be last libata driver
+obj-$(CONFIG_PATA_LEGACY)	+= pata_legacy.o
+
+libata-objs	:= libata-core.o libata-scsi.o libata-sff.o libata-eh.o
+

drivers/ata/ata_generic.c

+/*
+ *  ata_generic.c - Generic PATA/SATA controller driver.
+ *  Copyright 2005 Red Hat Inc <alan@redhat.com>, all rights reserved.
+ *
+ *  Elements from ide/pci/generic.c
+ *	    Copyright (C) 2001-2002	Andre Hedrick <andre@linux-ide.org>
+ *	    Portions (C) Copyright 2002  Red Hat Inc <alan@redhat.com>
+ *
+ *  May be copied or modified under the terms of the GNU General Public License
+ *
+ *  Driver for PCI IDE interfaces implementing the standard bus mastering
+ *  interface functionality. This assumes the BIOS did the drive set up and
+ *  tuning for us. By default we do not grab all IDE class devices as they
+ *  may have other drivers or need fixups to avoid problems. Instead we keep
+ *  a default list of stuff without documentation/driver that appears to
+ *  work.
+ */
+
+#include <linux/kernel.h>
+#include <linux/module.h>
+#include <linux/pci.h>
+#include <linux/init.h>
+#include <linux/blkdev.h>
+#include <linux/delay.h>
+#include <scsi/scsi_host.h>
+#include <linux/libata.h>
+
+#define DRV_NAME "ata_generic"
+#define DRV_VERSION "0.2.6"
+
+/*
+ *	A generic parallel ATA driver using libata
+ */
+
+/**
+ *	generic_pre_reset		-	probe begin
+ *	@ap: ATA port
+ *
+ *	Set up cable type and use generic probe init
+ */
+
+static int generic_pre_reset(struct ata_port *ap)
+{
+	ap->cbl = ATA_CBL_PATA80;
+	return ata_std_prereset(ap);
+}
+
+
+/**
+ *	generic_error_handler - Probe specified port on PATA host controller
+ *	@ap: Port to probe
+ *	@classes:
+ *
+ *	LOCKING:
+ *	None (inherited from caller).
+ */
+
+
+static void generic_error_handler(struct ata_port *ap)
+{
+	ata_bmdma_drive_eh(ap, generic_pre_reset, ata_std_softreset, NULL, ata_std_postreset);
+}
+
+/**
+ *	generic_set_mode	-	mode setting
+ *	@ap: interface to set up
+ *
+ *	Use a non standard set_mode function. We don't want to be tuned.
+ *	The BIOS configured everything. Our job is not to fiddle. We
+ *	read the dma enabled bits from the PCI configuration of the device
+ *	and respect them.
+ */
+
+static void generic_set_mode(struct ata_port *ap)
+{
+	int dma_enabled = 0;
+	int i;
+
+	/* Bits 5 and 6 indicate if DMA is active on master/slave */
+	if (ap->ioaddr.bmdma_addr)
+		dma_enabled = inb(ap->ioaddr.bmdma_addr + ATA_DMA_CMD);
+
+	for (i = 0; i < ATA_MAX_DEVICES; i++) {
+		struct ata_device *dev = &ap->device[i];
+		if (ata_dev_enabled(dev)) {
+			/* We don't really care */
+			dev->pio_mode = XFER_PIO_0;
+			dev->dma_mode = XFER_MW_DMA_0;
+			/* We do need the right mode information for DMA or PIO
+			   and this comes from the current configuration flags */
+			if (dma_enabled & (1 << (5 + i))) {
+				dev->xfer_mode = XFER_MW_DMA_0;
+				dev->xfer_shift = ATA_SHIFT_MWDMA;
+				dev->flags &= ~ATA_DFLAG_PIO;
+			} else {
+				dev->xfer_mode = XFER_PIO_0;
+				dev->xfer_shift = ATA_SHIFT_PIO;
+				dev->flags |= ATA_DFLAG_PIO;
+			}
+		}
+	}
+}
+
+static struct scsi_host_template generic_sht = {
+	.module			= THIS_MODULE,
+	.name			= DRV_NAME,
+	.ioctl			= ata_scsi_ioctl,
+	.queuecommand		= ata_scsi_queuecmd,
+	.can_queue		= ATA_DEF_QUEUE,
+	.this_id		= ATA_SHT_THIS_ID,
+	.sg_tablesize		= LIBATA_MAX_PRD,
+	.max_sectors		= ATA_MAX_SECTORS,
+	.cmd_per_lun		= ATA_SHT_CMD_PER_LUN,
+	.emulated		= ATA_SHT_EMULATED,
+	.use_clustering		= ATA_SHT_USE_CLUSTERING,
+	.proc_name		= DRV_NAME,
+	.dma_boundary		= ATA_DMA_BOUNDARY,
+	.slave_configure	= ata_scsi_slave_config,
+	.bios_param		= ata_std_bios_param,
+};
+
+static struct ata_port_operations generic_port_ops = {
+	.set_mode	= generic_set_mode,
+
+	.port_disable	= ata_port_disable,
+	.tf_load	= ata_tf_load,
+	.tf_read	= ata_tf_read,
+	.check_status 	= ata_check_status,
+	.exec_command	= ata_exec_command,
+	.dev_select 	= ata_std_dev_select,
+
+	.bmdma_setup 	= ata_bmdma_setup,
+	.bmdma_start 	= ata_bmdma_start,
+	.bmdma_stop	= ata_bmdma_stop,
+	.bmdma_status 	= ata_bmdma_status,
+
+	.data_xfer	= ata_pio_data_xfer,
+
+	.freeze		= ata_bmdma_freeze,
+	.thaw		= ata_bmdma_thaw,
+	.error_handler	= generic_error_handler,
+	.post_internal_cmd = ata_bmdma_post_internal_cmd,
+
+	.qc_prep 	= ata_qc_prep,
+	.qc_issue	= ata_qc_issue_prot,
+	.eng_timeout	= ata_eng_timeout,
+	.irq_handler	= ata_interrupt,
+	.irq_clear	= ata_bmdma_irq_clear,
+
+	.port_start	= ata_port_start,
+	.port_stop	= ata_port_stop,
+	.host_stop	= ata_host_stop
+};
+
+static int all_generic_ide;		/* Set to claim all devices */
+
+/**
+ *	ata_generic_init		-	attach generic IDE
+ *	@dev: PCI device found
+ *	@id: match entry
+ *
+ *	Called each time a matching IDE interface is found. We check if the
+ *	interface is one we wish to claim and if so we perform any chip
+ *	specific hacks then let the ATA layer do the heavy lifting.
+ */
+
+static int ata_generic_init_one(struct pci_dev *dev, const struct pci_device_id *id)
+{
+	u16 command;
+	static struct ata_port_info info = {
+		.sht = &generic_sht,
+		.flags = ATA_FLAG_SLAVE_POSS | ATA_FLAG_SRST,
+		.pio_mask = 0x1f,
+		.mwdma_mask = 0x07,
+		.udma_mask = 0x3f,
+		.port_ops = &generic_port_ops
+	};
+	static struct ata_port_info *port_info[2] = { &info, &info };
+
+	/* Don't use the generic entry unless instructed to do so */
+	if (id->driver_data == 1 && all_generic_ide == 0)
+		return -ENODEV;
+
+	/* Devices that need care */
+	if (dev->vendor == PCI_VENDOR_ID_UMC &&
+	    dev->device == PCI_DEVICE_ID_UMC_UM8886A &&
+	    (!(PCI_FUNC(dev->devfn) & 1)))
+		return -ENODEV;
+
+	if (dev->vendor == PCI_VENDOR_ID_OPTI &&
+	    dev->device == PCI_DEVICE_ID_OPTI_82C558 &&
+	    (!(PCI_FUNC(dev->devfn) & 1)))
+		return -ENODEV;
+
+	/* Don't re-enable devices in generic mode or we will break some
+	   motherboards with disabled and unused IDE controllers */
+	pci_read_config_word(dev, PCI_COMMAND, &command);
+	if (!(command & PCI_COMMAND_IO))
+		return -ENODEV;
+
+	if (dev->vendor == PCI_VENDOR_ID_AL)
+	    	ata_pci_clear_simplex(dev);
+
+	return ata_pci_init_one(dev, port_info, 2);
+}
+
+static struct pci_device_id ata_generic[] = {
+	{ PCI_DEVICE(PCI_VENDOR_ID_PCTECH, PCI_DEVICE_ID_PCTECH_SAMURAI_IDE), },
+	{ PCI_DEVICE(PCI_VENDOR_ID_HOLTEK, PCI_DEVICE_ID_HOLTEK_6565), },
+	{ PCI_DEVICE(PCI_VENDOR_ID_UMC,    PCI_DEVICE_ID_UMC_UM8673F), },
+	{ PCI_DEVICE(PCI_VENDOR_ID_UMC,    PCI_DEVICE_ID_UMC_UM8886A), },
+	{ PCI_DEVICE(PCI_VENDOR_ID_UMC,    PCI_DEVICE_ID_UMC_UM8886BF), },
+	{ PCI_DEVICE(PCI_VENDOR_ID_HINT,   PCI_DEVICE_ID_HINT_VXPROII_IDE), },
+	{ PCI_DEVICE(PCI_VENDOR_ID_VIA,    PCI_DEVICE_ID_VIA_82C561), },
+	{ PCI_DEVICE(PCI_VENDOR_ID_OPTI,   PCI_DEVICE_ID_OPTI_82C558), },
+	{ PCI_DEVICE(PCI_VENDOR_ID_TOSHIBA,PCI_DEVICE_ID_TOSHIBA_PICCOLO), },
+	{ PCI_DEVICE(PCI_VENDOR_ID_TOSHIBA,PCI_DEVICE_ID_TOSHIBA_PICCOLO_1), },
+	{ PCI_DEVICE(PCI_VENDOR_ID_TOSHIBA,PCI_DEVICE_ID_TOSHIBA_PICCOLO_2),  },
+	/* Must come last. If you add entries adjust this table appropriately */
+	{ PCI_ANY_ID,		PCI_ANY_ID,			   PCI_ANY_ID, PCI_ANY_ID, PCI_CLASS_STORAGE_IDE << 8, 0xFFFFFF00UL, 1},
+	{ 0, },
+};
+
+static struct pci_driver ata_generic_pci_driver = {
+	.name 		= DRV_NAME,
+	.id_table	= ata_generic,
+	.probe 		= ata_generic_init_one,
+	.remove		= ata_pci_remove_one
+};
+
+static int __init ata_generic_init(void)
+{
+	return pci_module_init(&ata_generic_pci_driver);
+}
+
+
+static void __exit ata_generic_exit(void)
+{
+	pci_unregister_driver(&ata_generic_pci_driver);
+}
+
+
+MODULE_AUTHOR("Alan Cox");
+MODULE_DESCRIPTION("low-level driver for generic ATA");
+MODULE_LICENSE("GPL");
+MODULE_DEVICE_TABLE(pci, ata_generic);
+MODULE_VERSION(DRV_VERSION);
+
+module_init(ata_generic_init);
+module_exit(ata_generic_exit);
+
+module_param(all_generic_ide, int, 0);

drivers/scsi/libata-eh.c → drivers/ata/libata-eh.c

@@ -38,7 +38,7 @@
 #include <scsi/scsi_eh.h>
 #include <scsi/scsi_device.h>
 #include <scsi/scsi_cmnd.h>
-#include "scsi_transport_api.h"
+#include "../scsi/scsi_transport_api.h"
 
 #include <linux/libata.h>
 
@@ -199,7 +199,7 @@ void ata_scsi_error(struct Scsi_Host *host)
 	/* synchronize with port task */
 	ata_port_flush_task(ap);
 
-	/* synchronize with host_set lock and sort out timeouts */
+	/* synchronize with host lock and sort out timeouts */
 
 	/* For new EH, all qcs are finished in one of three ways -
 	 * normal completion, error completion, and SCSI timeout.
@@ -376,7 +376,7 @@ void ata_port_wait_eh(struct ata_port *ap)
 	spin_unlock_irqrestore(ap->lock, flags);
 
 	/* make sure SCSI EH is complete */
-	if (scsi_host_in_recovery(ap->host)) {
+	if (scsi_host_in_recovery(ap->scsi_host)) {
 		msleep(10);
 		goto retry;
 	}
@@ -485,7 +485,7 @@ void ata_eng_timeout(struct ata_port *ap)
  *	other commands are drained.
  *
  *	LOCKING:
- *	spin_lock_irqsave(host_set lock)
+ *	spin_lock_irqsave(host lock)
  */
 void ata_qc_schedule_eh(struct ata_queued_cmd *qc)
 {
@@ -512,14 +512,14 @@ void ata_qc_schedule_eh(struct ata_queued_cmd *qc)
  *	all commands are drained.
  *
  *	LOCKING:
- *	spin_lock_irqsave(host_set lock)
+ *	spin_lock_irqsave(host lock)
  */
 void ata_port_schedule_eh(struct ata_port *ap)
 {
 	WARN_ON(!ap->ops->error_handler);
 
 	ap->pflags |= ATA_PFLAG_EH_PENDING;
-	scsi_schedule_eh(ap->host);
+	scsi_schedule_eh(ap->scsi_host);
 
 	DPRINTK("port EH scheduled\n");
 }
@@ -531,7 +531,7 @@ void ata_port_schedule_eh(struct ata_port *ap)
  *	Abort all active qc's of @ap and schedule EH.
  *
  *	LOCKING:
- *	spin_lock_irqsave(host_set lock)
+ *	spin_lock_irqsave(host lock)
  *
  *	RETURNS:
  *	Number of aborted qc's.
@@ -574,7 +574,7 @@ int ata_port_abort(struct ata_port *ap)
  *	is frozen.
  *
  *	LOCKING:
- *	spin_lock_irqsave(host_set lock)
+ *	spin_lock_irqsave(host lock)
  */
 static void __ata_port_freeze(struct ata_port *ap)
 {
@@ -595,7 +595,7 @@ static void __ata_port_freeze(struct ata_port *ap)
  *	Abort and freeze @ap.
  *
  *	LOCKING:
- *	spin_lock_irqsave(host_set lock)
+ *	spin_lock_irqsave(host lock)
  *
  *	RETURNS:
  *	Number of aborted commands.

drivers/scsi/libata-scsi.c → drivers/ata/libata-scsi.c

@@ -321,7 +321,7 @@ int ata_scsi_ioctl(struct scsi_device *scsidev, int cmd, void __user *arg)
  *	current command.
  *
  *	LOCKING:
- *	spin_lock_irqsave(host_set lock)
+ *	spin_lock_irqsave(host lock)
  *
  *	RETURNS:
  *	Command allocated, or %NULL if none available.
@@ -400,7 +400,7 @@ void ata_dump_status(unsigned id, struct ata_taskfile *tf)
 /**
  *	ata_scsi_device_suspend - suspend ATA device associated with sdev
  *	@sdev: the SCSI device to suspend
- *	@state: target power management state
+ *	@mesg: target power management message
  *
  *	Request suspend EH action on the ATA device associated with
  *	@sdev and wait for the operation to complete.
@@ -411,7 +411,7 @@ void ata_dump_status(unsigned id, struct ata_taskfile *tf)
  *	RETURNS:
  *	0 on success, -errno otherwise.
  */
-int ata_scsi_device_suspend(struct scsi_device *sdev, pm_message_t state)
+int ata_scsi_device_suspend(struct scsi_device *sdev, pm_message_t mesg)
 {
 	struct ata_port *ap = ata_shost_to_port(sdev->host);
 	struct ata_device *dev = ata_scsi_find_dev(ap, sdev);
@@ -438,7 +438,7 @@ int ata_scsi_device_suspend(struct scsi_device *sdev, pm_message_t state)
 
 	/* request suspend */
 	action = ATA_EH_SUSPEND;
-	if (state.event != PM_EVENT_SUSPEND)
+	if (mesg.event != PM_EVENT_SUSPEND)
 		action |= ATA_EH_PM_FREEZE;
 	ap->eh_info.dev_action[dev->devno] |= action;
 	ap->eh_info.flags |= ATA_EHI_QUIET;
@@ -463,7 +463,7 @@ int ata_scsi_device_suspend(struct scsi_device *sdev, pm_message_t state)
 	spin_unlock_irqrestore(ap->lock, flags);
  out:
 	if (rc == 0)
-		sdev->sdev_gendev.power.power_state = state;
+		sdev->sdev_gendev.power.power_state = mesg;
 	return rc;
 }
 
@@ -537,7 +537,7 @@ int ata_scsi_device_resume(struct scsi_device *sdev)
  *	format sense blocks.
  *
  *	LOCKING:
- *	spin_lock_irqsave(host_set lock)
+ *	spin_lock_irqsave(host lock)
  */
 void ata_to_sense_error(unsigned id, u8 drv_stat, u8 drv_err, u8 *sk, u8 *asc,
 			u8 *ascq, int verbose)
@@ -649,7 +649,7 @@ void ata_to_sense_error(unsigned id, u8 drv_stat, u8 drv_err, u8 *sk, u8 *asc,
  *	block. Clear sense key, ASC & ASCQ if there is no error.
  *
  *	LOCKING:
- *	spin_lock_irqsave(host_set lock)
+ *	spin_lock_irqsave(host lock)
  */
 void ata_gen_ata_desc_sense(struct ata_queued_cmd *qc)
 {
@@ -918,7 +918,7 @@ int ata_scsi_change_queue_depth(struct scsi_device *sdev, int queue_depth)
  *	[See SAT revision 5 at www.t10.org]
  *
  *	LOCKING:
- *	spin_lock_irqsave(host_set lock)
+ *	spin_lock_irqsave(host lock)
  *
  *	RETURNS:
  *	Zero on success, non-zero on error.
@@ -986,7 +986,7 @@ static unsigned int ata_scsi_start_stop_xlat(struct ata_queued_cmd *qc,
  *	FLUSH CACHE EXT.
  *
  *	LOCKING:
- *	spin_lock_irqsave(host_set lock)
+ *	spin_lock_irqsave(host lock)
  *
  *	RETURNS:
  *	Zero on success, non-zero on error.
@@ -1109,7 +1109,7 @@ static void scsi_16_lba_len(const u8 *scsicmd, u64 *plba, u32 *plen)
  *	Converts SCSI VERIFY command to an ATA READ VERIFY command.
  *
  *	LOCKING:
- *	spin_lock_irqsave(host_set lock)
+ *	spin_lock_irqsave(host lock)
  *
  *	RETURNS:
  *	Zero on success, non-zero on error.
@@ -1233,7 +1233,7 @@ static unsigned int ata_scsi_verify_xlat(struct ata_queued_cmd *qc, const u8 *sc
  *	%WRITE_16 are currently supported.
  *
  *	LOCKING:
- *	spin_lock_irqsave(host_set lock)
+ *	spin_lock_irqsave(host lock)
  *
  *	RETURNS:
  *	Zero on success, non-zero on error.
@@ -1467,7 +1467,7 @@ static void ata_scsi_qc_complete(struct ata_queued_cmd *qc)
  *	issued to @dev.
  *
  *	LOCKING:
- *	spin_lock_irqsave(host_set lock)
+ *	spin_lock_irqsave(host lock)
  *
  *	RETURNS:
  *	1 if deferring is needed, 0 otherwise.
@@ -1510,7 +1510,7 @@ static int ata_scmd_need_defer(struct ata_device *dev, int is_io)
  *	termination.
  *
  *	LOCKING:
- *	spin_lock_irqsave(host_set lock)
+ *	spin_lock_irqsave(host lock)
  *
  *	RETURNS:
  *	0 on success, SCSI_ML_QUEUE_DEVICE_BUSY if the command
@@ -1589,7 +1589,7 @@ static int ata_scsi_translate(struct ata_device *dev, struct scsi_cmnd *cmd,
  *	Maps buffer contained within SCSI command @cmd.
  *
  *	LOCKING:
- *	spin_lock_irqsave(host_set lock)
+ *	spin_lock_irqsave(host lock)
  *
  *	RETURNS:
  *	Length of response buffer.
@@ -1623,7 +1623,7 @@ static unsigned int ata_scsi_rbuf_get(struct scsi_cmnd *cmd, u8 **buf_out)
  *	Unmaps response buffer contained within @cmd.
  *
  *	LOCKING:
- *	spin_lock_irqsave(host_set lock)
+ *	spin_lock_irqsave(host lock)
  */
 
 static inline void ata_scsi_rbuf_put(struct scsi_cmnd *cmd, u8 *buf)
@@ -1649,7 +1649,7 @@ static inline void ata_scsi_rbuf_put(struct scsi_cmnd *cmd, u8 *buf)
  *	and sense buffer are assumed to be set).
  *
  *	LOCKING:
- *	spin_lock_irqsave(host_set lock)
+ *	spin_lock_irqsave(host lock)
  */
 
 void ata_scsi_rbuf_fill(struct ata_scsi_args *args,
@@ -1680,7 +1680,7 @@ void ata_scsi_rbuf_fill(struct ata_scsi_args *args,
  *	with non-VPD INQUIRY command output.
  *
  *	LOCKING:
- *	spin_lock_irqsave(host_set lock)
+ *	spin_lock_irqsave(host lock)
  */
 
 unsigned int ata_scsiop_inq_std(struct ata_scsi_args *args, u8 *rbuf,
@@ -1736,7 +1736,7 @@ unsigned int ata_scsiop_inq_std(struct ata_scsi_args *args, u8 *rbuf,
  *	Returns list of inquiry VPD pages available.
  *
  *	LOCKING:
- *	spin_lock_irqsave(host_set lock)
+ *	spin_lock_irqsave(host lock)
  */
 
 unsigned int ata_scsiop_inq_00(struct ata_scsi_args *args, u8 *rbuf,
@@ -1764,7 +1764,7 @@ unsigned int ata_scsiop_inq_00(struct ata_scsi_args *args, u8 *rbuf,
  *	Returns ATA device serial number.
  *
  *	LOCKING:
- *	spin_lock_irqsave(host_set lock)
+ *	spin_lock_irqsave(host lock)
  */
 
 unsigned int ata_scsiop_inq_80(struct ata_scsi_args *args, u8 *rbuf,
@@ -1797,7 +1797,7 @@ unsigned int ata_scsiop_inq_80(struct ata_scsi_args *args, u8 *rbuf,
  *	   name ("ATA     "), model and serial numbers.
  *
  *	LOCKING:
- *	spin_lock_irqsave(host_set lock)
+ *	spin_lock_irqsave(host lock)
  */
 
 unsigned int ata_scsiop_inq_83(struct ata_scsi_args *args, u8 *rbuf,
@@ -1849,7 +1849,7 @@ unsigned int ata_scsiop_inq_83(struct ata_scsi_args *args, u8 *rbuf,
  *	that the caller should successfully complete this SCSI command.
  *
  *	LOCKING:
- *	spin_lock_irqsave(host_set lock)
+ *	spin_lock_irqsave(host lock)
  */
 
 unsigned int ata_scsiop_noop(struct ata_scsi_args *args, u8 *rbuf,
@@ -1990,7 +1990,7 @@ static int ata_dev_supports_fua(u16 *id)
  *	descriptor for other device types.
  *
  *	LOCKING:
- *	spin_lock_irqsave(host_set lock)
+ *	spin_lock_irqsave(host lock)
  */
 
 unsigned int ata_scsiop_mode_sense(struct ata_scsi_args *args, u8 *rbuf,
@@ -2129,7 +2129,7 @@ unsigned int ata_scsiop_mode_sense(struct ata_scsi_args *args, u8 *rbuf,
  *	Simulate READ CAPACITY commands.
  *
  *	LOCKING:
- *	spin_lock_irqsave(host_set lock)
+ *	spin_lock_irqsave(host lock)
  */
 
 unsigned int ata_scsiop_read_cap(struct ata_scsi_args *args, u8 *rbuf,
@@ -2204,7 +2204,7 @@ unsigned int ata_scsiop_read_cap(struct ata_scsi_args *args, u8 *rbuf,
  *	Simulate REPORT LUNS command.
  *
  *	LOCKING:
- *	spin_lock_irqsave(host_set lock)
+ *	spin_lock_irqsave(host lock)
  */
 
 unsigned int ata_scsiop_report_luns(struct ata_scsi_args *args, u8 *rbuf,
@@ -2256,7 +2256,7 @@ void ata_scsi_set_sense(struct scsi_cmnd *cmd, u8 sk, u8 asc, u8 ascq)
  *	and the specified additional sense codes.
  *
  *	LOCKING:
- *	spin_lock_irqsave(host_set lock)
+ *	spin_lock_irqsave(host lock)
  */
 
 void ata_scsi_badcmd(struct scsi_cmnd *cmd, void (*done)(struct scsi_cmnd *), u8 asc, u8 ascq)
@@ -2421,7 +2421,7 @@ static void atapi_qc_complete(struct ata_queued_cmd *qc)
  *	@scsicmd: SCSI CDB associated with this PACKET command
  *
  *	LOCKING:
- *	spin_lock_irqsave(host_set lock)
+ *	spin_lock_irqsave(host lock)
  *
  *	RETURNS:
  *	Zero on success, non-zero on failure.
@@ -2500,7 +2500,7 @@ static struct ata_device * __ata_scsi_find_dev(struct ata_port *ap,
  *	Determine if commands should be sent to the specified device.
  *
  *	LOCKING:
- *	spin_lock_irqsave(host_set lock)
+ *	spin_lock_irqsave(host lock)
  *
  *	RETURNS:
  *	0 if commands are not allowed / 1 if commands are allowed
@@ -2534,7 +2534,7 @@ static int ata_scsi_dev_enabled(struct ata_device *dev)
  *	SCSI command to be sent.
  *
  *	LOCKING:
- *	spin_lock_irqsave(host_set lock)
+ *	spin_lock_irqsave(host lock)
  *
  *	RETURNS:
  *	Associated ATA device, or %NULL if not found.
@@ -2808,7 +2808,7 @@ static inline int __ata_scsi_queuecmd(struct scsi_cmnd *cmd,
  *	ATA and ATAPI devices appearing as SCSI devices.
  *
  *	LOCKING:
- *	Releases scsi-layer-held lock, and obtains host_set lock.
+ *	Releases scsi-layer-held lock, and obtains host lock.
  *
  *	RETURNS:
  *	Return value from __ata_scsi_queuecmd() if @cmd can be queued,
@@ -2852,7 +2852,7 @@ int ata_scsi_queuecmd(struct scsi_cmnd *cmd, void (*done)(struct scsi_cmnd *))
  *	that can be handled internally.
  *
  *	LOCKING:
- *	spin_lock_irqsave(host_set lock)
+ *	spin_lock_irqsave(host lock)
  */
 
 void ata_scsi_simulate(struct ata_device *dev, struct scsi_cmnd *cmd,
@@ -2944,7 +2944,7 @@ void ata_scsi_scan_host(struct ata_port *ap)
 		if (!ata_dev_enabled(dev) || dev->sdev)
 			continue;
 
-		sdev = __scsi_add_device(ap->host, 0, i, 0, NULL);
+		sdev = __scsi_add_device(ap->scsi_host, 0, i, 0, NULL);
 		if (!IS_ERR(sdev)) {
 			dev->sdev = sdev;
 			scsi_device_put(sdev);
@@ -2958,11 +2958,11 @@ void ata_scsi_scan_host(struct ata_port *ap)
  *
  *	This function is called from ata_eh_hotplug() and responsible
  *	for taking the SCSI device attached to @dev offline.  This
- *	function is called with host_set lock which protects dev->sdev
+ *	function is called with host lock which protects dev->sdev
  *	against clearing.
  *
  *	LOCKING:
- *	spin_lock_irqsave(host_set lock)
+ *	spin_lock_irqsave(host lock)
  *
  *	RETURNS:
  *	1 if attached SCSI device exists, 0 otherwise.
@@ -2998,16 +2998,16 @@ static void ata_scsi_remove_dev(struct ata_device *dev)
 	 * be removed if there is __scsi_device_get() interface which
 	 * increments reference counts regardless of device state.
 	 */
-	mutex_lock(&ap->host->scan_mutex);
+	mutex_lock(&ap->scsi_host->scan_mutex);
 	spin_lock_irqsave(ap->lock, flags);
 
-	/* clearing dev->sdev is protected by host_set lock */
+	/* clearing dev->sdev is protected by host lock */
 	sdev = dev->sdev;
 	dev->sdev = NULL;
 
 	if (sdev) {
 		/* If user initiated unplug races with us, sdev can go
-		 * away underneath us after the host_set lock and
+		 * away underneath us after the host lock and
 		 * scan_mutex are released.  Hold onto it.
 		 */
 		if (scsi_device_get(sdev) == 0) {
@@ -3024,7 +3024,7 @@ static void ata_scsi_remove_dev(struct ata_device *dev)
 	}
 
 	spin_unlock_irqrestore(ap->lock, flags);
-	mutex_unlock(&ap->host->scan_mutex);
+	mutex_unlock(&ap->scsi_host->scan_mutex);
 
 	if (sdev) {
 		ata_dev_printk(dev, KERN_INFO, "detaching (SCSI %s)\n",
@@ -3171,3 +3171,152 @@ void ata_scsi_dev_rescan(void *data)
 			scsi_rescan_device(&(dev->sdev->sdev_gendev));
 	}
 }
+
+/**
+ *	ata_sas_port_alloc - Allocate port for a SAS attached SATA device
+ *	@pdev: PCI device that the scsi device is attached to
+ *	@port_info: Information from low-level host driver
+ *	@shost: SCSI host that the scsi device is attached to
+ *
+ *	LOCKING:
+ *	PCI/etc. bus probe sem.
+ *
+ *	RETURNS:
+ *	ata_port pointer on success / NULL on failure.
+ */
+
+struct ata_port *ata_sas_port_alloc(struct ata_host *host,
+				    struct ata_port_info *port_info,
+				    struct Scsi_Host *shost)
+{
+	struct ata_port *ap = kzalloc(sizeof(*ap), GFP_KERNEL);
+	struct ata_probe_ent *ent;
+
+	if (!ap)
+		return NULL;
+
+	ent = ata_probe_ent_alloc(host->dev, port_info);
+	if (!ent) {
+		kfree(ap);
+		return NULL;
+	}
+
+	ata_port_init(ap, host, ent, 0);
+	ap->lock = shost->host_lock;
+	kfree(ent);
+	return ap;
+}
+EXPORT_SYMBOL_GPL(ata_sas_port_alloc);
+
+/**
+ *	ata_sas_port_start - Set port up for dma.
+ *	@ap: Port to initialize
+ *
+ *	Called just after data structures for each port are
+ *	initialized.  Allocates DMA pad.
+ *
+ *	May be used as the port_start() entry in ata_port_operations.
+ *
+ *	LOCKING:
+ *	Inherited from caller.
+ */
+int ata_sas_port_start(struct ata_port *ap)
+{
+	return ata_pad_alloc(ap, ap->dev);
+}
+EXPORT_SYMBOL_GPL(ata_sas_port_start);
+
+/**
+ *	ata_port_stop - Undo ata_sas_port_start()
+ *	@ap: Port to shut down
+ *
+ *	Frees the DMA pad.
+ *
+ *	May be used as the port_stop() entry in ata_port_operations.
+ *
+ *	LOCKING:
+ *	Inherited from caller.
+ */
+
+void ata_sas_port_stop(struct ata_port *ap)
+{
+	ata_pad_free(ap, ap->dev);
+}
+EXPORT_SYMBOL_GPL(ata_sas_port_stop);
+
+/**
+ *	ata_sas_port_init - Initialize a SATA device
+ *	@ap: SATA port to initialize
+ *
+ *	LOCKING:
+ *	PCI/etc. bus probe sem.
+ *
+ *	RETURNS:
+ *	Zero on success, non-zero on error.
+ */
+
+int ata_sas_port_init(struct ata_port *ap)
+{
+	int rc = ap->ops->port_start(ap);
+
+	if (!rc)
+		rc = ata_bus_probe(ap);
+
+	return rc;
+}
+EXPORT_SYMBOL_GPL(ata_sas_port_init);
+
+/**
+ *	ata_sas_port_destroy - Destroy a SATA port allocated by ata_sas_port_alloc
+ *	@ap: SATA port to destroy
+ *
+ */
+
+void ata_sas_port_destroy(struct ata_port *ap)
+{
+	ap->ops->port_stop(ap);
+	kfree(ap);
+}
+EXPORT_SYMBOL_GPL(ata_sas_port_destroy);
+
+/**
+ *	ata_sas_slave_configure - Default slave_config routine for libata devices
+ *	@sdev: SCSI device to configure
+ *	@ap: ATA port to which SCSI device is attached
+ *
+ *	RETURNS:
+ *	Zero.
+ */
+
+int ata_sas_slave_configure(struct scsi_device *sdev, struct ata_port *ap)
+{
+	ata_scsi_sdev_config(sdev);
+	ata_scsi_dev_config(sdev, ap->device);
+	return 0;
+}
+EXPORT_SYMBOL_GPL(ata_sas_slave_configure);
+
+/**
+ *	ata_sas_queuecmd - Issue SCSI cdb to libata-managed device
+ *	@cmd: SCSI command to be sent
+ *	@done: Completion function, called when command is complete
+ *	@ap:	ATA port to which the command is being sent
+ *
+ *	RETURNS:
+ *	Zero.
+ */
+
+int ata_sas_queuecmd(struct scsi_cmnd *cmd, void (*done)(struct scsi_cmnd *),
+		     struct ata_port *ap)
+{
+	ata_scsi_dump_cdb(ap, cmd);
+
+	if (likely(ata_scsi_dev_enabled(ap->device)))
+		__ata_scsi_queuecmd(cmd, done, ap->device);
+	else {
+		cmd->result = (DID_BAD_TARGET << 16);
+		done(cmd);
+	}
+	return 0;
+}
+EXPORT_SYMBOL_GPL(ata_sas_queuecmd);

drivers/scsi/libata-bmdma.c → drivers/ata/libata-sff.c

@@ -193,7 +193,7 @@ void ata_tf_load(struct ata_port *ap, const struct ata_taskfile *tf)
  *	synchronization with interrupt handler / other threads.
  *
  *	LOCKING:
- *	spin_lock_irqsave(host_set lock)
+ *	spin_lock_irqsave(host lock)
  */
 
 static void ata_exec_command_pio(struct ata_port *ap, const struct ata_taskfile *tf)
@@ -216,7 +216,7 @@ static void ata_exec_command_pio(struct ata_port *ap, const struct ata_taskfile
  *	FIXME: missing write posting for 400nS delay enforcement
  *
  *	LOCKING:
- *	spin_lock_irqsave(host_set lock)
+ *	spin_lock_irqsave(host lock)
  */
 
 static void ata_exec_command_mmio(struct ata_port *ap, const struct ata_taskfile *tf)
@@ -237,7 +237,7 @@ static void ata_exec_command_mmio(struct ata_port *ap, const struct ata_taskfile
  *	synchronization with interrupt handler / other threads.
  *
  *	LOCKING:
- *	spin_lock_irqsave(host_set lock)
+ *	spin_lock_irqsave(host lock)
  */
 void ata_exec_command(struct ata_port *ap, const struct ata_taskfile *tf)
 {
@@ -422,7 +422,7 @@ u8 ata_altstatus(struct ata_port *ap)
  *	@qc: Info associated with this ATA transaction.
  *
  *	LOCKING:
- *	spin_lock_irqsave(host_set lock)
+ *	spin_lock_irqsave(host lock)
  */
 
 static void ata_bmdma_setup_mmio (struct ata_queued_cmd *qc)
@@ -452,7 +452,7 @@ static void ata_bmdma_setup_mmio (struct ata_queued_cmd *qc)
  *	@qc: Info associated with this ATA transaction.
  *
  *	LOCKING:
- *	spin_lock_irqsave(host_set lock)
+ *	spin_lock_irqsave(host lock)
  */
 
 static void ata_bmdma_start_mmio (struct ata_queued_cmd *qc)
@@ -483,7 +483,7 @@ static void ata_bmdma_start_mmio (struct ata_queued_cmd *qc)
  *	@qc: Info associated with this ATA transaction.
  *
  *	LOCKING:
- *	spin_lock_irqsave(host_set lock)
+ *	spin_lock_irqsave(host lock)
  */
 
 static void ata_bmdma_setup_pio (struct ata_queued_cmd *qc)
@@ -511,7 +511,7 @@ static void ata_bmdma_setup_pio (struct ata_queued_cmd *qc)
  *	@qc: Info associated with this ATA transaction.
  *
  *	LOCKING:
- *	spin_lock_irqsave(host_set lock)
+ *	spin_lock_irqsave(host lock)
  */
 
 static void ata_bmdma_start_pio (struct ata_queued_cmd *qc)
@@ -535,7 +535,7 @@ static void ata_bmdma_start_pio (struct ata_queued_cmd *qc)
  *	May be used as the bmdma_start() entry in ata_port_operations.
  *
  *	LOCKING:
- *	spin_lock_irqsave(host_set lock)
+ *	spin_lock_irqsave(host lock)
  */
 void ata_bmdma_start(struct ata_queued_cmd *qc)
 {
@@ -557,7 +557,7 @@ void ata_bmdma_start(struct ata_queued_cmd *qc)
  *	May be used as the bmdma_setup() entry in ata_port_operations.
  *
  *	LOCKING:
- *	spin_lock_irqsave(host_set lock)
+ *	spin_lock_irqsave(host lock)
  */
 void ata_bmdma_setup(struct ata_queued_cmd *qc)
 {
@@ -577,7 +577,7 @@ void ata_bmdma_setup(struct ata_queued_cmd *qc)
  *	May be used as the irq_clear() entry in ata_port_operations.
  *
  *	LOCKING:
- *	spin_lock_irqsave(host_set lock)
+ *	spin_lock_irqsave(host lock)
  */
 
 void ata_bmdma_irq_clear(struct ata_port *ap)
@@ -605,7 +605,7 @@ void ata_bmdma_irq_clear(struct ata_port *ap)
  *	May be used as the bmdma_status() entry in ata_port_operations.
  *
  *	LOCKING:
- *	spin_lock_irqsave(host_set lock)
+ *	spin_lock_irqsave(host lock)
  */
 
 u8 ata_bmdma_status(struct ata_port *ap)
@@ -629,7 +629,7 @@ u8 ata_bmdma_status(struct ata_port *ap)
  *	May be used as the bmdma_stop() entry in ata_port_operations.
  *
  *	LOCKING:
- *	spin_lock_irqsave(host_set lock)
+ *	spin_lock_irqsave(host lock)
  */
 
 void ata_bmdma_stop(struct ata_queued_cmd *qc)
@@ -797,32 +797,6 @@ void ata_bmdma_post_internal_cmd(struct ata_queued_cmd *qc)
 }
 
 #ifdef CONFIG_PCI
-static struct ata_probe_ent *
-ata_probe_ent_alloc(struct device *dev, const struct ata_port_info *port)
-{
-	struct ata_probe_ent *probe_ent;
-
-	probe_ent = kzalloc(sizeof(*probe_ent), GFP_KERNEL);
-	if (!probe_ent) {
-		printk(KERN_ERR DRV_NAME "(%s): out of memory\n",
-		       kobject_name(&(dev->kobj)));
-		return NULL;
-	}
-
-	INIT_LIST_HEAD(&probe_ent->node);
-	probe_ent->dev = dev;
-
-	probe_ent->sht = port->sht;
-	probe_ent->host_flags = port->host_flags;
-	probe_ent->pio_mask = port->pio_mask;
-	probe_ent->mwdma_mask = port->mwdma_mask;
-	probe_ent->udma_mask = port->udma_mask;
-	probe_ent->port_ops = port->port_ops;
-
-	return probe_ent;
-}
-
-
 /**
  *	ata_pci_init_native_mode - Initialize native-mode driver
  *	@pdev:  pci device to be initialized
@@ -864,7 +838,7 @@ ata_pci_init_native_mode(struct pci_dev *pdev, struct ata_port_info **port, int
 		bmdma = pci_resource_start(pdev, 4);
 		if (bmdma) {
 			if (inb(bmdma + 2) & 0x80)
-				probe_ent->host_set_flags |= ATA_HOST_SIMPLEX;
+				probe_ent->_host_flags |= ATA_HOST_SIMPLEX;
 			probe_ent->port[p].bmdma_addr = bmdma;
 		}
 		ata_std_ports(&probe_ent->port[p]);
@@ -880,10 +854,11 @@ ata_pci_init_native_mode(struct pci_dev *pdev, struct ata_port_info **port, int
 		if (bmdma) {
 			bmdma += 8;
 			if(inb(bmdma + 2) & 0x80)
-			probe_ent->host_set_flags |= ATA_HOST_SIMPLEX;
+				probe_ent->_host_flags |= ATA_HOST_SIMPLEX;
 			probe_ent->port[p].bmdma_addr = bmdma;
 		}
 		ata_std_ports(&probe_ent->port[p]);
+		probe_ent->pinfo2 = port[1];
 		p++;
 	}
 
@@ -893,44 +868,49 @@ ata_pci_init_native_mode(struct pci_dev *pdev, struct ata_port_info **port, int
 
 
 static struct ata_probe_ent *ata_pci_init_legacy_port(struct pci_dev *pdev,
-				struct ata_port_info *port, int port_num)
+				struct ata_port_info **port, int port_mask)
 {
 	struct ata_probe_ent *probe_ent;
-	unsigned long bmdma;
+	unsigned long bmdma = pci_resource_start(pdev, 4);
 
-	probe_ent = ata_probe_ent_alloc(pci_dev_to_dev(pdev), port);
+	probe_ent = ata_probe_ent_alloc(pci_dev_to_dev(pdev), port[0]);
 	if (!probe_ent)
 		return NULL;
 
-	probe_ent->legacy_mode = 1;
-	probe_ent->n_ports = 1;
-	probe_ent->hard_port_no = port_num;
-	probe_ent->private_data = port->private_data;
-
-	switch(port_num)
-	{
-		case 0:
-			probe_ent->irq = 14;
-			probe_ent->port[0].cmd_addr = 0x1f0;
-			probe_ent->port[0].altstatus_addr =
-			probe_ent->port[0].ctl_addr = 0x3f6;
-			break;
-		case 1:
-			probe_ent->irq = 15;
-			probe_ent->port[0].cmd_addr = 0x170;
-			probe_ent->port[0].altstatus_addr =
-			probe_ent->port[0].ctl_addr = 0x376;
-			break;
-	}
+	probe_ent->n_ports = 2;
+	probe_ent->private_data = port[0]->private_data;
 
-	bmdma = pci_resource_start(pdev, 4);
-	if (bmdma != 0) {
-		bmdma += 8 * port_num;
-		probe_ent->port[0].bmdma_addr = bmdma;
-		if (inb(bmdma + 2) & 0x80)
-			probe_ent->host_set_flags |= ATA_HOST_SIMPLEX;
-	}
-	ata_std_ports(&probe_ent->port[0]);
+	if (port_mask & ATA_PORT_PRIMARY) {
+		probe_ent->irq = 14;
+		probe_ent->port[0].cmd_addr = ATA_PRIMARY_CMD;
+		probe_ent->port[0].altstatus_addr =
+		probe_ent->port[0].ctl_addr = ATA_PRIMARY_CTL;
+		if (bmdma) {
+			probe_ent->port[0].bmdma_addr = bmdma;
+			if (inb(bmdma + 2) & 0x80)
+				probe_ent->_host_flags |= ATA_HOST_SIMPLEX;
+		}
+		ata_std_ports(&probe_ent->port[0]);
+	} else
+		probe_ent->dummy_port_mask |= ATA_PORT_PRIMARY;
+
+	if (port_mask & ATA_PORT_SECONDARY) {
+		if (probe_ent->irq)
+			probe_ent->irq2 = 15;
+		else
+			probe_ent->irq = 15;
+		probe_ent->port[1].cmd_addr = ATA_SECONDARY_CMD;
+		probe_ent->port[1].altstatus_addr =
+		probe_ent->port[1].ctl_addr = ATA_SECONDARY_CTL;
+		if (bmdma) {
+			probe_ent->port[1].bmdma_addr = bmdma + 8;
+			if (inb(bmdma + 10) & 0x80)
+				probe_ent->_host_flags |= ATA_HOST_SIMPLEX;
+		}
+		ata_std_ports(&probe_ent->port[1]);
+		probe_ent->pinfo2 = port[1];
+	} else
+		probe_ent->dummy_port_mask |= ATA_PORT_SECONDARY;
 
 	return probe_ent;
 }
@@ -950,6 +930,10 @@ static struct ata_probe_ent *ata_pci_init_legacy_port(struct pci_dev *pdev,
  *	regions, sets the dma mask, enables bus master mode, and calls
  *	ata_device_add()
  *
+ *	ASSUMPTION:
+ *	Nobody makes a single channel controller that appears solely as
+ *	the secondary legacy port on PCI.
+ *
  *	LOCKING:
  *	Inherited from PCI layer (may sleep).
  *
@@ -960,7 +944,7 @@ static struct ata_probe_ent *ata_pci_init_legacy_port(struct pci_dev *pdev,
 int ata_pci_init_one (struct pci_dev *pdev, struct ata_port_info **port_info,
 		      unsigned int n_ports)
 {
-	struct ata_probe_ent *probe_ent = NULL, *probe_ent2 = NULL;
+	struct ata_probe_ent *probe_ent = NULL;
 	struct ata_port_info *port[2];
 	u8 tmp8, mask;
 	unsigned int legacy_mode = 0;
@@ -975,7 +959,7 @@ int ata_pci_init_one (struct pci_dev *pdev, struct ata_port_info **port_info,
 	else
 		port[1] = port[0];
 
-	if ((port[0]->host_flags & ATA_FLAG_NO_LEGACY) == 0
+	if ((port[0]->flags & ATA_FLAG_NO_LEGACY) == 0
 	    && (pdev->class >> 8) == PCI_CLASS_STORAGE_IDE) {
 		/* TODO: What if one channel is in native mode ... */
 		pci_read_config_byte(pdev, PCI_CLASS_PROG, &tmp8);
@@ -1009,35 +993,44 @@ int ata_pci_init_one (struct pci_dev *pdev, struct ata_port_info **port_info,
 		goto err_out;
 	}
 
-	/* FIXME: Should use platform specific mappers for legacy port ranges */
 	if (legacy_mode) {
-		if (!request_region(0x1f0, 8, "libata")) {
+		if (!request_region(ATA_PRIMARY_CMD, 8, "libata")) {
 			struct resource *conflict, res;
-			res.start = 0x1f0;
-			res.end = 0x1f0 + 8 - 1;
+			res.start = ATA_PRIMARY_CMD;
+			res.end = ATA_PRIMARY_CMD + 8 - 1;
 			conflict = ____request_resource(&ioport_resource, &res);
+			while (conflict->child)
+				conflict = ____request_resource(conflict, &res);
 			if (!strcmp(conflict->name, "libata"))
-				legacy_mode |= (1 << 0);
+				legacy_mode |= ATA_PORT_PRIMARY;
 			else {
 				disable_dev_on_err = 0;
-				printk(KERN_WARNING "ata: 0x1f0 IDE port busy\n");
+				printk(KERN_WARNING "ata: 0x%0X IDE port busy\n" \
+						    "ata: conflict with %s\n",
+						    ATA_PRIMARY_CMD,
+						    conflict->name);
 			}
 		} else
-			legacy_mode |= (1 << 0);
+			legacy_mode |= ATA_PORT_PRIMARY;
 
-		if (!request_region(0x170, 8, "libata")) {
+		if (!request_region(ATA_SECONDARY_CMD, 8, "libata")) {
 			struct resource *conflict, res;
-			res.start = 0x170;
-			res.end = 0x170 + 8 - 1;
+			res.start = ATA_SECONDARY_CMD;
+			res.end = ATA_SECONDARY_CMD + 8 - 1;
 			conflict = ____request_resource(&ioport_resource, &res);
+			while (conflict->child)
+				conflict = ____request_resource(conflict, &res);
 			if (!strcmp(conflict->name, "libata"))
-				legacy_mode |= (1 << 1);
+				legacy_mode |= ATA_PORT_SECONDARY;
 			else {
 				disable_dev_on_err = 0;
-				printk(KERN_WARNING "ata: 0x170 IDE port busy\n");
+				printk(KERN_WARNING "ata: 0x%X IDE port busy\n" \
+						    "ata: conflict with %s\n",
+						    ATA_SECONDARY_CMD,
+						    conflict->name);
 			}
 		} else
-			legacy_mode |= (1 << 1);
+			legacy_mode |= ATA_PORT_SECONDARY;
 	}
 
 	/* we have legacy mode, but all ports are unavailable */
@@ -1055,17 +1048,14 @@ int ata_pci_init_one (struct pci_dev *pdev, struct ata_port_info **port_info,
 		goto err_out_regions;
 
 	if (legacy_mode) {
-		if (legacy_mode & (1 << 0))
-			probe_ent = ata_pci_init_legacy_port(pdev, port[0], 0);
-		if (legacy_mode & (1 << 1))
-			probe_ent2 = ata_pci_init_legacy_port(pdev, port[1], 1);
+		probe_ent = ata_pci_init_legacy_port(pdev, port, legacy_mode);
 	} else {
 		if (n_ports == 2)
 			probe_ent = ata_pci_init_native_mode(pdev, port, ATA_PORT_PRIMARY | ATA_PORT_SECONDARY);
 		else
 			probe_ent = ata_pci_init_native_mode(pdev, port, ATA_PORT_PRIMARY);
 	}
-	if (!probe_ent && !probe_ent2) {
+	if (!probe_ent) {
 		rc = -ENOMEM;
 		goto err_out_regions;
 	}
@@ -1073,35 +1063,17 @@ int ata_pci_init_one (struct pci_dev *pdev, struct ata_port_info **port_info,
 	pci_set_master(pdev);
 
 	/* FIXME: check ata_device_add return */
-	if (legacy_mode) {
-		struct device *dev = &pdev->dev;
-		struct ata_host_set *host_set = NULL;
-
-		if (legacy_mode & (1 << 0)) {
-			ata_device_add(probe_ent);
-			host_set = dev_get_drvdata(dev);
-		}
-
-		if (legacy_mode & (1 << 1)) {
-			ata_device_add(probe_ent2);
-			if (host_set) {
-				host_set->next = dev_get_drvdata(dev);
-				dev_set_drvdata(dev, host_set);
-			}
-		}
-	} else
-		ata_device_add(probe_ent);
+	ata_device_add(probe_ent);
 
 	kfree(probe_ent);
-	kfree(probe_ent2);
 
 	return 0;
 
 err_out_regions:
-	if (legacy_mode & (1 << 0))
-		release_region(0x1f0, 8);
-	if (legacy_mode & (1 << 1))
-		release_region(0x170, 8);
+	if (legacy_mode & ATA_PORT_PRIMARY)
+		release_region(ATA_PRIMARY_CMD, 8);
+	if (legacy_mode & ATA_PORT_SECONDARY)
+		release_region(ATA_SECONDARY_CMD, 8);
 	pci_release_regions(pdev);
 err_out:
 	if (disable_dev_on_err)

drivers/scsi/libata.h → drivers/ata/libata.h

@@ -69,6 +69,10 @@ extern int ata_flush_cache(struct ata_device *dev);
 extern void ata_dev_init(struct ata_device *dev);
 extern int ata_task_ioctl(struct scsi_device *scsidev, void __user *arg);
 extern int ata_cmd_ioctl(struct scsi_device *scsidev, void __user *arg);
+extern void ata_port_init(struct ata_port *ap, struct ata_host *host,
+			  const struct ata_probe_ent *ent, unsigned int port_no);
+extern struct ata_probe_ent *ata_probe_ent_alloc(struct device *dev,
+						 const struct ata_port_info *port);
 
 
 /* libata-scsi.c */
@@ -107,6 +111,7 @@ extern void ata_scsi_rbuf_fill(struct ata_scsi_args *args,
                                            u8 *rbuf, unsigned int buflen));
 extern void ata_schedule_scsi_eh(struct Scsi_Host *shost);
 extern void ata_scsi_dev_rescan(void *data);
+extern int ata_bus_probe(struct ata_port *ap);
 
 /* libata-eh.c */
 extern enum scsi_eh_timer_return ata_scsi_timed_out(struct scsi_cmnd *cmd);

drivers/ata/pata_cypress.c

+/*
+ * pata_cypress.c 	- Cypress PATA for new ATA layer
+ *			  (C) 2006 Red Hat Inc
+ *			  Alan Cox <alan@redhat.com>
+ *
+ * Based heavily on
+ * linux/drivers/ide/pci/cy82c693.c		Version 0.40	Sep. 10, 2002
+ *
+ */
+
+#include <linux/kernel.h>
+#include <linux/module.h>
+#include <linux/pci.h>
+#include <linux/init.h>
+#include <linux/blkdev.h>
+#include <linux/delay.h>
+#include <scsi/scsi_host.h>
+#include <linux/libata.h>
+
+#define DRV_NAME "pata_cypress"
+#define DRV_VERSION "0.1.2"
+
+/* here are the offset definitions for the registers */
+
+enum {
+	CY82_IDE_CMDREG		= 0x04,
+	CY82_IDE_ADDRSETUP	= 0x48,
+	CY82_IDE_MASTER_IOR	= 0x4C,
+	CY82_IDE_MASTER_IOW	= 0x4D,
+	CY82_IDE_SLAVE_IOR	= 0x4E,
+	CY82_IDE_SLAVE_IOW	= 0x4F,
+	CY82_IDE_MASTER_8BIT	= 0x50,
+	CY82_IDE_SLAVE_8BIT	= 0x51,
+
+	CY82_INDEX_PORT		= 0x22,
+	CY82_DATA_PORT		= 0x23,
+
+	CY82_INDEX_CTRLREG1	= 0x01,
+	CY82_INDEX_CHANNEL0	= 0x30,
+	CY82_INDEX_CHANNEL1	= 0x31,
+	CY82_INDEX_TIMEOUT	= 0x32
+};
+
+static int cy82c693_pre_reset(struct ata_port *ap)
+{
+	ap->cbl = ATA_CBL_PATA40;
+	return ata_std_prereset(ap);
+}
+
+static void cy82c693_error_handler(struct ata_port *ap)
+{
+	ata_bmdma_drive_eh(ap, cy82c693_pre_reset, ata_std_softreset, NULL, ata_std_postreset);
+}
+
+/**
+ *	cy82c693_set_piomode	-	set initial PIO mode data
+ *	@ap: ATA interface
+ *	@adev: ATA device
+ *
+ *	Called to do the PIO mode setup.
+ */
+
+static void cy82c693_set_piomode(struct ata_port *ap, struct ata_device *adev)
+{
+	struct pci_dev *pdev = to_pci_dev(ap->host->dev);
+	struct ata_timing t;
+	const unsigned long T = 1000000 / 33;
+	short time_16, time_8;
+	u32 addr;
+
+	if (ata_timing_compute(adev, adev->pio_mode, &t, T, 1) < 0) {
+		printk(KERN_ERR DRV_NAME ": mome computation failed.\n");
+		return;
+	}
+
+	time_16 = FIT(t.recover, 0, 15) | (FIT(t.active, 0, 15) << 4);
+	time_8 = FIT(t.act8b, 0, 15) | (FIT(t.rec8b, 0, 15) << 4);
+
+	if (adev->devno == 0) {
+		pci_read_config_dword(pdev, CY82_IDE_ADDRSETUP, &addr);
+
+		addr &= ~0x0F;	/* Mask bits */
+		addr |= FIT(t.setup, 0, 15);
+
+		pci_write_config_dword(pdev, CY82_IDE_ADDRSETUP, addr);
+		pci_write_config_byte(pdev, CY82_IDE_MASTER_IOR, time_16);
+		pci_write_config_byte(pdev, CY82_IDE_MASTER_IOW, time_16);
+		pci_write_config_byte(pdev, CY82_IDE_MASTER_8BIT, time_8);
+	} else {
+		pci_read_config_dword(pdev, CY82_IDE_ADDRSETUP, &addr);
+
+		addr &= ~0xF0;	/* Mask bits */
+		addr |= (FIT(t.setup, 0, 15) << 4);
+
+		pci_write_config_dword(pdev, CY82_IDE_ADDRSETUP, addr);
+		pci_write_config_byte(pdev, CY82_IDE_SLAVE_IOR, time_16);
+		pci_write_config_byte(pdev, CY82_IDE_SLAVE_IOW, time_16);
+		pci_write_config_byte(pdev, CY82_IDE_SLAVE_8BIT, time_8);
+	}
+}
+
+/**
+ *	cy82c693_set_dmamode	-	set initial DMA mode data
+ *	@ap: ATA interface
+ *	@adev: ATA device
+ *
+ *	Called to do the DMA mode setup.
+ */
+
+static void cy82c693_set_dmamode(struct ata_port *ap, struct ata_device *adev)
+{
+	int reg = CY82_INDEX_CHANNEL0 + ap->port_no;
+
+	/* Be afraid, be very afraid. Magic registers  in low I/O space */
+	outb(reg, 0x22);
+	outb(adev->dma_mode - XFER_MW_DMA_0, 0x23);
+
+	/* 0x50 gives the best behaviour on the Alpha's using this chip */
+	outb(CY82_INDEX_TIMEOUT, 0x22);
+	outb(0x50, 0x23);
+}
+
+static struct scsi_host_template cy82c693_sht = {
+	.module			= THIS_MODULE,
+	.name			= DRV_NAME,
+	.ioctl			= ata_scsi_ioctl,
+	.queuecommand		= ata_scsi_queuecmd,
+	.can_queue		= ATA_DEF_QUEUE,
+	.this_id		= ATA_SHT_THIS_ID,
+	.sg_tablesize		= LIBATA_MAX_PRD,
+	.max_sectors		= ATA_MAX_SECTORS,
+	.cmd_per_lun		= ATA_SHT_CMD_PER_LUN,
+	.emulated		= ATA_SHT_EMULATED,
+	.use_clustering		= ATA_SHT_USE_CLUSTERING,
+	.proc_name		= DRV_NAME,
+	.dma_boundary		= ATA_DMA_BOUNDARY,
+	.slave_configure	= ata_scsi_slave_config,
+	.bios_param		= ata_std_bios_param,
+};
+
+static struct ata_port_operations cy82c693_port_ops = {
+	.port_disable	= ata_port_disable,
+	.set_piomode	= cy82c693_set_piomode,
+	.set_dmamode	= cy82c693_set_dmamode,
+	.mode_filter	= ata_pci_default_filter,
+
+	.tf_load	= ata_tf_load,
+	.tf_read	= ata_tf_read,
+	.check_status 	= ata_check_status,
+	.exec_command	= ata_exec_command,
+	.dev_select 	= ata_std_dev_select,
+
+	.freeze		= ata_bmdma_freeze,
+	.thaw		= ata_bmdma_thaw,
+	.error_handler	= cy82c693_error_handler,
+	.post_internal_cmd = ata_bmdma_post_internal_cmd,
+
+	.bmdma_setup 	= ata_bmdma_setup,
+	.bmdma_start 	= ata_bmdma_start,
+	.bmdma_stop	= ata_bmdma_stop,
+	.bmdma_status 	= ata_bmdma_status,
+
+	.qc_prep 	= ata_qc_prep,
+	.qc_issue	= ata_qc_issue_prot,
+	.eng_timeout	= ata_eng_timeout,
+	.data_xfer	= ata_pio_data_xfer,
+
+	.irq_handler	= ata_interrupt,
+	.irq_clear	= ata_bmdma_irq_clear,
+
+	.port_start	= ata_port_start,
+	.port_stop	= ata_port_stop,
+	.host_stop	= ata_host_stop
+};
+
+static int cy82c693_init_one(struct pci_dev *pdev, const struct pci_device_id *id)
+{
+	static struct ata_port_info info = {
+		.sht = &cy82c693_sht,
+		.flags = ATA_FLAG_SLAVE_POSS | ATA_FLAG_SRST,
+		.pio_mask = 0x1f,
+		.mwdma_mask = 0x07,
+		.port_ops = &cy82c693_port_ops
+	};
+	static struct ata_port_info *port_info[1] = { &info };
+
+	/* Devfn 1 is the ATA primary. The secondary is magic and on devfn2. For the
+	   moment we don't handle the secondary. FIXME */
+
+	if (PCI_FUNC(pdev->devfn) != 1)
+		return -ENODEV;
+
+	return ata_pci_init_one(pdev, port_info, 1);
+}
+
+static struct pci_device_id cy82c693[] = {
+	{ PCI_VENDOR_ID_CONTAQ, PCI_DEVICE_ID_CONTAQ_82C693, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0},
+	{ 0, },
+};
+
+static struct pci_driver cy82c693_pci_driver = {
+        .name 		= DRV_NAME,
+	.id_table	= cy82c693,
+	.probe 		= cy82c693_init_one,
+	.remove		= ata_pci_remove_one
+};
+
+static int __init cy82c693_init(void)
+{
+	return pci_register_driver(&cy82c693_pci_driver);
+}
+
+
+static void __exit cy82c693_exit(void)
+{
+	pci_unregister_driver(&cy82c693_pci_driver);
+}
+
+
+MODULE_AUTHOR("Alan Cox");
+MODULE_DESCRIPTION("low-level driver for the CY82C693 PATA controller");
+MODULE_LICENSE("GPL");
+MODULE_DEVICE_TABLE(pci, cy82c693);
+MODULE_VERSION(DRV_VERSION);
+
+module_init(cy82c693_init);
+module_exit(cy82c693_exit);

drivers/scsi/sata_via.c → drivers/ata/sata_via.c

@@ -176,7 +176,7 @@ static const struct ata_port_operations vt6421_sata_ops = {
 
 static struct ata_port_info vt6420_port_info = {
 	.sht		= &svia_sht,
-	.host_flags	= ATA_FLAG_SATA | ATA_FLAG_NO_LEGACY,
+	.flags		= ATA_FLAG_SATA | ATA_FLAG_NO_LEGACY,
 	.pio_mask	= 0x1f,
 	.mwdma_mask	= 0x07,
 	.udma_mask	= 0x7f,
@@ -346,7 +346,7 @@ static struct ata_probe_ent *vt6421_init_probe_ent(struct pci_dev *pdev)
 	INIT_LIST_HEAD(&probe_ent->node);
 
 	probe_ent->sht		= &svia_sht;
-	probe_ent->host_flags	= ATA_FLAG_SATA | ATA_FLAG_NO_LEGACY;
+	probe_ent->port_flags	= ATA_FLAG_SATA | ATA_FLAG_NO_LEGACY;
 	probe_ent->port_ops	= &vt6421_sata_ops;
 	probe_ent->n_ports	= N_PORTS;
 	probe_ent->irq		= pdev->irq;
@@ -489,7 +489,7 @@ static int svia_init_one (struct pci_dev *pdev, const struct pci_device_id *ent)
 
 static int __init svia_init(void)
 {
-	return pci_module_init(&svia_pci_driver);
+	return pci_register_driver(&svia_pci_driver);
 }
 
 static void __exit svia_exit(void)

include/asm-alpha/libata-portmap.h

+#include <asm-generic/libata-portmap.h>

include/asm-generic/libata-portmap.h

+#ifndef __ASM_GENERIC_LIBATA_PORTMAP_H
+#define __ASM_GENERIC_LIBATA_PORTMAP_H
+
+#define ATA_PRIMARY_CMD		0x1F0
+#define ATA_PRIMARY_CTL		0x3F6
+#define ATA_PRIMARY_IRQ		14
+
+#define ATA_SECONDARY_CMD	0x170
+#define ATA_SECONDARY_CTL	0x376
+#define ATA_SECONDARY_IRQ	15
+
+#endif

include/asm-i386/libata-portmap.h

+#include <asm-generic/libata-portmap.h>