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-rw-r--r--Documentation/DocBook/libata.tmpl12
-rw-r--r--drivers/Kconfig2
-rw-r--r--drivers/Makefile1
-rw-r--r--drivers/ata/Kconfig150
-rw-r--r--drivers/ata/Makefile21
-rw-r--r--drivers/ata/ahci.c (renamed from drivers/scsi/ahci.c)719
-rw-r--r--drivers/ata/ata_piix.c (renamed from drivers/scsi/ata_piix.c)80
-rw-r--r--drivers/ata/libata-core.c (renamed from drivers/scsi/libata-core.c)584
-rw-r--r--drivers/ata/libata-eh.c (renamed from drivers/scsi/libata-eh.c)18
-rw-r--r--drivers/ata/libata-scsi.c (renamed from drivers/scsi/libata-scsi.c)223
-rw-r--r--drivers/ata/libata-sff.c (renamed from drivers/scsi/libata-bmdma.c)188
-rw-r--r--drivers/ata/libata.h (renamed from drivers/scsi/libata.h)5
-rw-r--r--drivers/ata/pdc_adma.c (renamed from drivers/scsi/pdc_adma.c)48
-rw-r--r--drivers/ata/sata_mv.c (renamed from drivers/scsi/sata_mv.c)100
-rw-r--r--drivers/ata/sata_nv.c (renamed from drivers/scsi/sata_nv.c)60
-rw-r--r--drivers/ata/sata_promise.c (renamed from drivers/scsi/sata_promise.c)56
-rw-r--r--drivers/ata/sata_promise.h (renamed from drivers/scsi/sata_promise.h)0
-rw-r--r--drivers/ata/sata_qstor.c (renamed from drivers/scsi/sata_qstor.c)46
-rw-r--r--drivers/ata/sata_sil.c (renamed from drivers/scsi/sata_sil.c)59
-rw-r--r--drivers/ata/sata_sil24.c (renamed from drivers/scsi/sata_sil24.c)67
-rw-r--r--drivers/ata/sata_sis.c (renamed from drivers/scsi/sata_sis.c)20
-rw-r--r--drivers/ata/sata_svw.c (renamed from drivers/scsi/sata_svw.c)12
-rw-r--r--drivers/ata/sata_sx4.c (renamed from drivers/scsi/sata_sx4.c)66
-rw-r--r--drivers/ata/sata_uli.c (renamed from drivers/scsi/sata_uli.c)10
-rw-r--r--drivers/ata/sata_via.c (renamed from drivers/scsi/sata_via.c)7
-rw-r--r--drivers/ata/sata_vsc.c (renamed from drivers/scsi/sata_vsc.c)18
-rw-r--r--drivers/pci/quirks.c6
-rw-r--r--drivers/scsi/Kconfig138
-rw-r--r--drivers/scsi/Makefile16
-rw-r--r--include/asm-alpha/libata-portmap.h1
-rw-r--r--include/asm-generic/libata-portmap.h12
-rw-r--r--include/asm-i386/libata-portmap.h1
-rw-r--r--include/asm-ia64/libata-portmap.h1
-rw-r--r--include/asm-powerpc/libata-portmap.h1
-rw-r--r--include/asm-sparc/libata-portmap.h1
-rw-r--r--include/asm-sparc64/libata-portmap.h1
-rw-r--r--include/asm-x86_64/libata-portmap.h1
-rw-r--r--include/linux/ata.h22
-rw-r--r--include/linux/libata.h72
39 files changed, 1690 insertions, 1155 deletions
diff --git a/Documentation/DocBook/libata.tmpl b/Documentation/DocBook/libata.tmpl
index e97c3231454..065e8dc23e3 100644
--- a/Documentation/DocBook/libata.tmpl
+++ b/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">
diff --git a/drivers/Kconfig b/drivers/Kconfig
index 8b11cebe65d..263e86ddc1a 100644
--- a/drivers/Kconfig
+++ b/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"
diff --git a/drivers/Makefile b/drivers/Makefile
index fc2d744a4e4..4ac14dab307 100644
--- a/drivers/Makefile
+++ b/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/
diff --git a/drivers/ata/Kconfig b/drivers/ata/Kconfig
new file mode 100644
index 00000000000..13027d56b7f
--- /dev/null
+++ b/drivers/ata/Kconfig
@@ -0,0 +1,150 @@
+#
+# 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
+
+endif
+endmenu
+
diff --git a/drivers/ata/Makefile b/drivers/ata/Makefile
new file mode 100644
index 00000000000..e260e3fe65c
--- /dev/null
+++ b/drivers/ata/Makefile
@@ -0,0 +1,21 @@
+
+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
+
+libata-objs := libata-core.o libata-scsi.o libata-sff.o libata-eh.o
+
diff --git a/drivers/scsi/ahci.c b/drivers/ata/ahci.c
index 904c25fb4ba..3f1106fdaed 100644
--- a/drivers/scsi/ahci.c
+++ b/drivers/ata/ahci.c
@@ -92,7 +92,9 @@ enum {
HOST_AHCI_EN = (1 << 31), /* AHCI enabled */
/* HOST_CAP bits */
+ HOST_CAP_SSC = (1 << 14), /* Slumber capable */
HOST_CAP_CLO = (1 << 24), /* Command List Override support */
+ HOST_CAP_SSS = (1 << 27), /* Staggered Spin-up */
HOST_CAP_NCQ = (1 << 30), /* Native Command Queueing */
HOST_CAP_64 = (1 << 31), /* PCI DAC (64-bit DMA) support */
@@ -155,6 +157,7 @@ enum {
PORT_CMD_SPIN_UP = (1 << 1), /* Spin up device */
PORT_CMD_START = (1 << 0), /* Enable port DMA engine */
+ PORT_CMD_ICC_MASK = (0xf << 28), /* i/f ICC state mask */
PORT_CMD_ICC_ACTIVE = (0x1 << 28), /* Put i/f in active state */
PORT_CMD_ICC_PARTIAL = (0x2 << 28), /* Put i/f in partial state */
PORT_CMD_ICC_SLUMBER = (0x6 << 28), /* Put i/f in slumber state */
@@ -212,6 +215,10 @@ static void ahci_freeze(struct ata_port *ap);
static void ahci_thaw(struct ata_port *ap);
static void ahci_error_handler(struct ata_port *ap);
static void ahci_post_internal_cmd(struct ata_queued_cmd *qc);
+static int ahci_port_suspend(struct ata_port *ap, pm_message_t mesg);
+static int ahci_port_resume(struct ata_port *ap);
+static int ahci_pci_device_suspend(struct pci_dev *pdev, pm_message_t mesg);
+static int ahci_pci_device_resume(struct pci_dev *pdev);
static void ahci_remove_one (struct pci_dev *pdev);
static struct scsi_host_template ahci_sht = {
@@ -231,6 +238,8 @@ static struct scsi_host_template ahci_sht = {
.slave_configure = ata_scsi_slave_config,
.slave_destroy = ata_scsi_slave_destroy,
.bios_param = ata_std_bios_param,
+ .suspend = ata_scsi_device_suspend,
+ .resume = ata_scsi_device_resume,
};
static const struct ata_port_operations ahci_ops = {
@@ -257,6 +266,9 @@ static const struct ata_port_operations ahci_ops = {
.error_handler = ahci_error_handler,
.post_internal_cmd = ahci_post_internal_cmd,
+ .port_suspend = ahci_port_suspend,
+ .port_resume = ahci_port_resume,
+
.port_start = ahci_port_start,
.port_stop = ahci_port_stop,
};
@@ -265,7 +277,7 @@ static const struct ata_port_info ahci_port_info[] = {
/* board_ahci */
{
.sht = &ahci_sht,
- .host_flags = ATA_FLAG_SATA | ATA_FLAG_NO_LEGACY |
+ .flags = ATA_FLAG_SATA | ATA_FLAG_NO_LEGACY |
ATA_FLAG_MMIO | ATA_FLAG_PIO_DMA |
ATA_FLAG_SKIP_D2H_BSY,
.pio_mask = 0x1f, /* pio0-4 */
@@ -275,7 +287,7 @@ static const struct ata_port_info ahci_port_info[] = {
/* board_ahci_vt8251 */
{
.sht = &ahci_sht,
- .host_flags = ATA_FLAG_SATA | ATA_FLAG_NO_LEGACY |
+ .flags = ATA_FLAG_SATA | ATA_FLAG_NO_LEGACY |
ATA_FLAG_MMIO | ATA_FLAG_PIO_DMA |
ATA_FLAG_SKIP_D2H_BSY |
AHCI_FLAG_RESET_NEEDS_CLO | AHCI_FLAG_NO_NCQ,
@@ -350,6 +362,14 @@ static const struct pci_device_id ahci_pci_tbl[] = {
{ PCI_VENDOR_ID_NVIDIA, 0x044f, PCI_ANY_ID, PCI_ANY_ID, 0, 0,
board_ahci }, /* MCP65 */
+ /* SiS */
+ { PCI_VENDOR_ID_SI, 0x1184, PCI_ANY_ID, PCI_ANY_ID, 0, 0,
+ board_ahci }, /* SiS 966 */
+ { PCI_VENDOR_ID_SI, 0x1185, PCI_ANY_ID, PCI_ANY_ID, 0, 0,
+ board_ahci }, /* SiS 966 */
+ { PCI_VENDOR_ID_SI, 0x0186, PCI_ANY_ID, PCI_ANY_ID, 0, 0,
+ board_ahci }, /* SiS 968 */
+
{ } /* terminate list */
};
@@ -358,6 +378,8 @@ static struct pci_driver ahci_pci_driver = {
.name = DRV_NAME,
.id_table = ahci_pci_tbl,
.probe = ahci_init_one,
+ .suspend = ahci_pci_device_suspend,
+ .resume = ahci_pci_device_resume,
.remove = ahci_remove_one,
};
@@ -372,177 +394,288 @@ static inline void __iomem *ahci_port_base (void __iomem *base, unsigned int por
return (void __iomem *) ahci_port_base_ul((unsigned long)base, port);
}
-static int ahci_port_start(struct ata_port *ap)
+static u32 ahci_scr_read (struct ata_port *ap, unsigned int sc_reg_in)
{
- struct device *dev = ap->host_set->dev;
- struct ahci_host_priv *hpriv = ap->host_set->private_data;
- struct ahci_port_priv *pp;
- void __iomem *mmio = ap->host_set->mmio_base;
- void __iomem *port_mmio = ahci_port_base(mmio, ap->port_no);
- void *mem;
- dma_addr_t mem_dma;
- int rc;
-
- pp = kmalloc(sizeof(*pp), GFP_KERNEL);
- if (!pp)
- return -ENOMEM;
- memset(pp, 0, sizeof(*pp));
+ unsigned int sc_reg;
- rc = ata_pad_alloc(ap, dev);
- if (rc) {
- kfree(pp);
- return rc;
+ switch (sc_reg_in) {
+ case SCR_STATUS: sc_reg = 0; break;
+ case SCR_CONTROL: sc_reg = 1; break;
+ case SCR_ERROR: sc_reg = 2; break;
+ case SCR_ACTIVE: sc_reg = 3; break;
+ default:
+ return 0xffffffffU;
}
- mem = dma_alloc_coherent(dev, AHCI_PORT_PRIV_DMA_SZ, &mem_dma, GFP_KERNEL);
- if (!mem) {
- ata_pad_free(ap, dev);
- kfree(pp);
- return -ENOMEM;
- }
- memset(mem, 0, AHCI_PORT_PRIV_DMA_SZ);
+ return readl((void __iomem *) ap->ioaddr.scr_addr + (sc_reg * 4));
+}
- /*
- * First item in chunk of DMA memory: 32-slot command table,
- * 32 bytes each in size
- */
- pp->cmd_slot = mem;
- pp->cmd_slot_dma = mem_dma;
- mem += AHCI_CMD_SLOT_SZ;
- mem_dma += AHCI_CMD_SLOT_SZ;
+static void ahci_scr_write (struct ata_port *ap, unsigned int sc_reg_in,
+ u32 val)
+{
+ unsigned int sc_reg;
- /*
- * Second item: Received-FIS area
- */
- pp->rx_fis = mem;
- pp->rx_fis_dma = mem_dma;
+ switch (sc_reg_in) {
+ case SCR_STATUS: sc_reg = 0; break;
+ case SCR_CONTROL: sc_reg = 1; break;
+ case SCR_ERROR: sc_reg = 2; break;
+ case SCR_ACTIVE: sc_reg = 3; break;
+ default:
+ return;
+ }
- mem += AHCI_RX_FIS_SZ;
- mem_dma += AHCI_RX_FIS_SZ;
+ writel(val, (void __iomem *) ap->ioaddr.scr_addr + (sc_reg * 4));
+}
- /*
- * Third item: data area for storing a single command
- * and its scatter-gather table
- */
- pp->cmd_tbl = mem;
- pp->cmd_tbl_dma = mem_dma;
+static void ahci_start_engine(void __iomem *port_mmio)
+{
+ u32 tmp;
- ap->private_data = pp;
+ /* start DMA */
+ tmp = readl(port_mmio + PORT_CMD);
+ tmp |= PORT_CMD_START;
+ writel(tmp, port_mmio + PORT_CMD);
+ readl(port_mmio + PORT_CMD); /* flush */
+}
- if (hpriv->cap & HOST_CAP_64)
- writel((pp->cmd_slot_dma >> 16) >> 16, port_mmio + PORT_LST_ADDR_HI);
- writel(pp->cmd_slot_dma & 0xffffffff, port_mmio + PORT_LST_ADDR);
- readl(port_mmio + PORT_LST_ADDR); /* flush */
+static int ahci_stop_engine(void __iomem *port_mmio)
+{
+ u32 tmp;
- if (hpriv->cap & HOST_CAP_64)
- writel((pp->rx_fis_dma >> 16) >> 16, port_mmio + PORT_FIS_ADDR_HI);
- writel(pp->rx_fis_dma & 0xffffffff, port_mmio + PORT_FIS_ADDR);
- readl(port_mmio + PORT_FIS_ADDR); /* flush */
+ tmp = readl(port_mmio + PORT_CMD);
- writel(PORT_CMD_ICC_ACTIVE | PORT_CMD_FIS_RX |
- PORT_CMD_POWER_ON | PORT_CMD_SPIN_UP |
- PORT_CMD_START, port_mmio + PORT_CMD);
- readl(port_mmio + PORT_CMD); /* flush */
+ /* check if the HBA is idle */
+ if ((tmp & (PORT_CMD_START | PORT_CMD_LIST_ON)) == 0)
+ return 0;
+
+ /* setting HBA to idle */
+ tmp &= ~PORT_CMD_START;
+ writel(tmp, port_mmio + PORT_CMD);
+
+ /* wait for engine to stop. This could be as long as 500 msec */
+ tmp = ata_wait_register(port_mmio + PORT_CMD,
+ PORT_CMD_LIST_ON, PORT_CMD_LIST_ON, 1, 500);
+ if (tmp & PORT_CMD_LIST_ON)
+ return -EIO;
return 0;
}
+static void ahci_start_fis_rx(void __iomem *port_mmio, u32 cap,
+ dma_addr_t cmd_slot_dma, dma_addr_t rx_fis_dma)
+{
+ u32 tmp;
-static void ahci_port_stop(struct ata_port *ap)
+ /* set FIS registers */
+ if (cap & HOST_CAP_64)
+ writel((cmd_slot_dma >> 16) >> 16, port_mmio + PORT_LST_ADDR_HI);
+ writel(cmd_slot_dma & 0xffffffff, port_mmio + PORT_LST_ADDR);
+
+ if (cap & HOST_CAP_64)
+ writel((rx_fis_dma >> 16) >> 16, port_mmio + PORT_FIS_ADDR_HI);
+ writel(rx_fis_dma & 0xffffffff, port_mmio + PORT_FIS_ADDR);
+
+ /* enable FIS reception */
+ tmp = readl(port_mmio + PORT_CMD);
+ tmp |= PORT_CMD_FIS_RX;
+ writel(tmp, port_mmio + PORT_CMD);
+
+ /* flush */
+ readl(port_mmio + PORT_CMD);
+}
+
+static int ahci_stop_fis_rx(void __iomem *port_mmio)
{
- struct device *dev = ap->host_set->dev;
- struct ahci_port_priv *pp = ap->private_data;
- void __iomem *mmio = ap->host_set->mmio_base;
- void __iomem *port_mmio = ahci_port_base(mmio, ap->port_no);
u32 tmp;
+ /* disable FIS reception */
tmp = readl(port_mmio + PORT_CMD);
- tmp &= ~(PORT_CMD_START | PORT_CMD_FIS_RX);
+ tmp &= ~PORT_CMD_FIS_RX;
writel(tmp, port_mmio + PORT_CMD);
- readl(port_mmio + PORT_CMD); /* flush */
- /* spec says 500 msecs for each PORT_CMD_{START,FIS_RX} bit, so
- * this is slightly incorrect.
- */
- msleep(500);
+ /* wait for completion, spec says 500ms, give it 1000 */
+ tmp = ata_wait_register(port_mmio + PORT_CMD, PORT_CMD_FIS_ON,
+ PORT_CMD_FIS_ON, 10, 1000);
+ if (tmp & PORT_CMD_FIS_ON)
+ return -EBUSY;
- ap->private_data = NULL;
- dma_free_coherent(dev, AHCI_PORT_PRIV_DMA_SZ,
- pp->cmd_slot, pp->cmd_slot_dma);
- ata_pad_free(ap, dev);
- kfree(pp);
+ return 0;
}
-static u32 ahci_scr_read (struct ata_port *ap, unsigned int sc_reg_in)
+static void ahci_power_up(void __iomem *port_mmio, u32 cap)
{
- unsigned int sc_reg;
+ u32 cmd;
- switch (sc_reg_in) {
- case SCR_STATUS: sc_reg = 0; break;
- case SCR_CONTROL: sc_reg = 1; break;
- case SCR_ERROR: sc_reg = 2; break;
- case SCR_ACTIVE: sc_reg = 3; break;
- default:
- return 0xffffffffU;
+ cmd = readl(port_mmio + PORT_CMD) & ~PORT_CMD_ICC_MASK;
+
+ /* spin up device */
+ if (cap & HOST_CAP_SSS) {
+ cmd |= PORT_CMD_SPIN_UP;
+ writel(cmd, port_mmio + PORT_CMD);
}
- return readl((void __iomem *) ap->ioaddr.scr_addr + (sc_reg * 4));
+ /* wake up link */
+ writel(cmd | PORT_CMD_ICC_ACTIVE, port_mmio + PORT_CMD);
}
+static void ahci_power_down(void __iomem *port_mmio, u32 cap)
+{
+ u32 cmd, scontrol;
-static void ahci_scr_write (struct ata_port *ap, unsigned int sc_reg_in,
- u32 val)
+ cmd = readl(port_mmio + PORT_CMD) & ~PORT_CMD_ICC_MASK;
+
+ if (cap & HOST_CAP_SSC) {
+ /* enable transitions to slumber mode */
+ scontrol = readl(port_mmio + PORT_SCR_CTL);
+ if ((scontrol & 0x0f00) > 0x100) {
+ scontrol &= ~0xf00;
+ writel(scontrol, port_mmio + PORT_SCR_CTL);
+ }
+
+ /* put device into slumber mode */
+ writel(cmd | PORT_CMD_ICC_SLUMBER, port_mmio + PORT_CMD);
+
+ /* wait for the transition to complete */
+ ata_wait_register(port_mmio + PORT_CMD, PORT_CMD_ICC_SLUMBER,
+ PORT_CMD_ICC_SLUMBER, 1, 50);
+ }
+
+ /* put device into listen mode */
+ if (cap & HOST_CAP_SSS) {
+ /* first set PxSCTL.DET to 0 */
+ scontrol = readl(port_mmio + PORT_SCR_CTL);
+ scontrol &= ~0xf;
+ writel(scontrol, port_mmio + PORT_SCR_CTL);
+
+ /* then set PxCMD.SUD to 0 */
+ cmd &= ~PORT_CMD_SPIN_UP;
+ writel(cmd, port_mmio + PORT_CMD);
+ }
+}
+
+static void ahci_init_port(void __iomem *port_mmio, u32 cap,
+ dma_addr_t cmd_slot_dma, dma_addr_t rx_fis_dma)
{
- unsigned int sc_reg;
+ /* power up */
+ ahci_power_up(port_mmio, cap);
- switch (sc_reg_in) {
- case SCR_STATUS: sc_reg = 0; break;
- case SCR_CONTROL: sc_reg = 1; break;
- case SCR_ERROR: sc_reg = 2; break;
- case SCR_ACTIVE: sc_reg = 3; break;
- default:
- return;
+ /* enable FIS reception */
+ ahci_start_fis_rx(port_mmio, cap, cmd_slot_dma, rx_fis_dma);
+
+ /* enable DMA */
+ ahci_start_engine(port_mmio);
+}
+
+static int ahci_deinit_port(void __iomem *port_mmio, u32 cap, const char **emsg)
+{
+ int rc;
+
+ /* disable DMA */
+ rc = ahci_stop_engine(port_mmio);
+ if (rc) {
+ *emsg = "failed to stop engine";
+ return rc;
}
- writel(val, (void __iomem *) ap->ioaddr.scr_addr + (sc_reg * 4));
+ /* disable FIS reception */
+ rc = ahci_stop_fis_rx(port_mmio);
+ if (rc) {
+ *emsg = "failed stop FIS RX";
+ return rc;
+ }
+
+ /* put device into slumber mode */
+ ahci_power_down(port_mmio, cap);
+
+ return 0;
}
-static int ahci_stop_engine(struct ata_port *ap)
+static int ahci_reset_controller(void __iomem *mmio, struct pci_dev *pdev)
{
- void __iomem *mmio = ap->host_set->mmio_base;
- void __iomem *port_mmio = ahci_port_base(mmio, ap->port_no);
- int work;
- u32 tmp;
+ u32 cap_save, tmp;
- tmp = readl(port_mmio + PORT_CMD);
- tmp &= ~PORT_CMD_START;
- writel(tmp, port_mmio + PORT_CMD);
+ cap_save = readl(mmio + HOST_CAP);
+ cap_save &= ( (1<<28) | (1<<17) );
+ cap_save |= (1 << 27);
+
+ /* global controller reset */
+ tmp = readl(mmio + HOST_CTL);
+ if ((tmp & HOST_RESET) == 0) {
+ writel(tmp | HOST_RESET, mmio + HOST_CTL);
+ readl(mmio + HOST_CTL); /* flush */
+ }
- /* wait for engine to stop. TODO: this could be
- * as long as 500 msec
+ /* reset must complete within 1 second, or
+ * the hardware should be considered fried.
*/
- work = 1000;
- while (work-- > 0) {
- tmp = readl(port_mmio + PORT_CMD);
- if ((tmp & PORT_CMD_LIST_ON) == 0)
- return 0;
- udelay(10);
+ ssleep(1);
+
+ tmp = readl(mmio + HOST_CTL);
+ if (tmp & HOST_RESET) {
+ dev_printk(KERN_ERR, &pdev->dev,
+ "controller reset failed (0x%x)\n", tmp);
+ return -EIO;
}
- return -EIO;
+ writel(HOST_AHCI_EN, mmio + HOST_CTL);
+ (void) readl(mmio + HOST_CTL); /* flush */
+ writel(cap_save, mmio + HOST_CAP);
+ writel(0xf, mmio + HOST_PORTS_IMPL);
+ (void) readl(mmio + HOST_PORTS_IMPL); /* flush */
+
+ if (pdev->vendor == PCI_VENDOR_ID_INTEL) {
+ u16 tmp16;
+
+ /* configure PCS */
+ pci_read_config_word(pdev, 0x92, &tmp16);
+ tmp16 |= 0xf;
+ pci_write_config_word(pdev, 0x92, tmp16);
+ }
+
+ return 0;
}
-static void ahci_start_engine(struct ata_port *ap)
+static void ahci_init_controller(void __iomem *mmio, struct pci_dev *pdev,
+ int n_ports, u32 cap)
{
- void __iomem *mmio = ap->host_set->mmio_base;
- void __iomem *port_mmio = ahci_port_base(mmio, ap->port_no);
+ int i, rc;
u32 tmp;
- tmp = readl(port_mmio + PORT_CMD);
- tmp |= PORT_CMD_START;
- writel(tmp, port_mmio + PORT_CMD);
- readl(port_mmio + PORT_CMD); /* flush */
+ for (i = 0; i < n_ports; i++) {
+ void __iomem *port_mmio = ahci_port_base(mmio, i);
+ const char *emsg = NULL;
+
+#if 0 /* BIOSen initialize this incorrectly */
+ if (!(hpriv->port_map & (1 << i)))
+ continue;
+#endif
+
+ /* make sure port is not active */
+ rc = ahci_deinit_port(port_mmio, cap, &emsg);
+ if (rc)
+ dev_printk(KERN_WARNING, &pdev->dev,
+ "%s (%d)\n", emsg, rc);
+
+ /* clear SError */
+ tmp = readl(port_mmio + PORT_SCR_ERR);
+ VPRINTK("PORT_SCR_ERR 0x%x\n", tmp);
+ writel(tmp, port_mmio + PORT_SCR_ERR);
+
+ /* clear port IRQ */
+ tmp = readl(port_mmio + PORT_IRQ_STAT);
+ VPRINTK("PORT_IRQ_STAT 0x%x\n", tmp);
+ if (tmp)
+ writel(tmp, port_mmio + PORT_IRQ_STAT);
+
+ writel(1 << i, mmio + HOST_IRQ_STAT);
+ }
+
+ tmp = readl(mmio + HOST_CTL);
+ VPRINTK("HOST_CTL 0x%x\n", tmp);
+ writel(tmp | HOST_IRQ_EN, mmio + HOST_CTL);
+ tmp = readl(mmio + HOST_CTL);
+ VPRINTK("HOST_CTL 0x%x\n", tmp);
}
static unsigned int ahci_dev_classify(struct ata_port *ap)
@@ -576,7 +709,7 @@ static void ahci_fill_cmd_slot(struct ahci_port_priv *pp, unsigned int tag,
static int ahci_clo(struct ata_port *ap)
{
void __iomem *port_mmio = (void __iomem *) ap->ioaddr.cmd_addr;
- struct ahci_host_priv *hpriv = ap->host_set->private_data;
+ struct ahci_host_priv *hpriv = ap->host->private_data;
u32 tmp;
if (!(hpriv->cap & HOST_CAP_CLO))
@@ -608,7 +741,7 @@ static int ahci_prereset(struct ata_port *ap)
static int ahci_softreset(struct ata_port *ap, unsigned int *class)
{
struct ahci_port_priv *pp = ap->private_data;
- void __iomem *mmio = ap->host_set->mmio_base;
+ void __iomem *mmio = ap->host->mmio_base;
void __iomem *port_mmio = ahci_port_base(mmio, ap->port_no);
const u32 cmd_fis_len = 5; /* five dwords */
const char *reason = NULL;
@@ -626,7 +759,7 @@ static int ahci_softreset(struct ata_port *ap, unsigned int *class)
}
/* prepare for SRST (AHCI-1.1 10.4.1) */
- rc = ahci_stop_engine(ap);
+ rc = ahci_stop_engine(port_mmio);
if (rc) {
reason = "failed to stop engine";
goto fail_restart;
@@ -647,7 +780,7 @@ static int ahci_softreset(struct ata_port *ap, unsigned int *class)
}
/* restart engine */
- ahci_start_engine(ap);
+ ahci_start_engine(port_mmio);
ata_tf_init(ap->device, &tf);
fis = pp->cmd_tbl;
@@ -706,7 +839,7 @@ static int ahci_softreset(struct ata_port *ap, unsigned int *class)
return 0;
fail_restart:
- ahci_start_engine(ap);
+ ahci_start_engine(port_mmio);
fail:
ata_port_printk(ap, KERN_ERR, "softreset failed (%s)\n", reason);
return rc;
@@ -717,11 +850,13 @@ static int ahci_hardreset(struct ata_port *ap, unsigned int *class)
struct ahci_port_priv *pp = ap->private_data;
u8 *d2h_fis = pp->rx_fis + RX_FIS_D2H_REG;
struct ata_taskfile tf;
+ void __iomem *mmio = ap->host->mmio_base;
+ void __iomem *port_mmio = ahci_port_base(mmio, ap->port_no);
int rc;
DPRINTK("ENTER\n");
- ahci_stop_engine(ap);
+ ahci_stop_engine(port_mmio);
/* clear D2H reception area to properly wait for D2H FIS */
ata_tf_init(ap->device, &tf);
@@ -730,7 +865,7 @@ static int ahci_hardreset(struct ata_port *ap, unsigned int *class)
rc = sata_std_hardreset(ap, class);
- ahci_start_engine(ap);
+ ahci_start_engine(port_mmio);
if (rc == 0 && ata_port_online(ap))
*class = ahci_dev_classify(ap);
@@ -904,7 +1039,7 @@ static void ahci_error_intr(struct ata_port *ap, u32 irq_stat)
static void ahci_host_intr(struct ata_port *ap)
{
- void __iomem *mmio = ap->host_set->mmio_base;
+ void __iomem *mmio = ap->host->mmio_base;
void __iomem *port_mmio = ahci_port_base(mmio, ap->port_no);
struct ata_eh_info *ehi = &ap->eh_info;
u32 status, qc_active;
@@ -956,7 +1091,7 @@ static void ahci_irq_clear(struct ata_port *ap)
static irqreturn_t ahci_interrupt(int irq, void *dev_instance, struct pt_regs *regs)
{
- struct ata_host_set *host_set = dev_instance;
+ struct ata_host *host = dev_instance;
struct ahci_host_priv *hpriv;
unsigned int i, handled = 0;
void __iomem *mmio;
@@ -964,8 +1099,8 @@ static irqreturn_t ahci_interrupt(int irq, void *dev_instance, struct pt_regs *r
VPRINTK("ENTER\n");
- hpriv = host_set->private_data;
- mmio = host_set->mmio_base;
+ hpriv = host->private_data;
+ mmio = host->mmio_base;
/* sigh. 0xffffffff is a valid return from h/w */
irq_stat = readl(mmio + HOST_IRQ_STAT);
@@ -973,22 +1108,22 @@ static irqreturn_t ahci_interrupt(int irq, void *dev_instance, struct pt_regs *r
if (!irq_stat)
return IRQ_NONE;
- spin_lock(&host_set->lock);
+ spin_lock(&host->lock);
- for (i = 0; i < host_set->n_ports; i++) {
+ for (i = 0; i < host->n_ports; i++) {
struct ata_port *ap;
if (!(irq_stat & (1 << i)))
continue;
- ap = host_set->ports[i];
+ ap = host->ports[i];
if (ap) {
ahci_host_intr(ap);
VPRINTK("port %u\n", i);
} else {
VPRINTK("port %u (no irq)\n", i);
if (ata_ratelimit())
- dev_printk(KERN_WARNING, host_set->dev,
+ dev_printk(KERN_WARNING, host->dev,
"interrupt on disabled port %u\n", i);
}
@@ -1000,7 +1135,7 @@ static irqreturn_t ahci_interrupt(int irq, void *dev_instance, struct pt_regs *r
handled = 1;
}
- spin_unlock(&host_set->lock);
+ spin_unlock(&host->lock);
VPRINTK("EXIT\n");
@@ -1022,7 +1157,7 @@ static unsigned int ahci_qc_issue(struct ata_queued_cmd *qc)
static void ahci_freeze(struct ata_port *ap)
{
- void __iomem *mmio = ap->host_set->mmio_base;
+ void __iomem *mmio = ap->host->mmio_base;
void __iomem *port_mmio = ahci_port_base(mmio, ap->port_no);
/* turn IRQ off */
@@ -1031,7 +1166,7 @@ static void ahci_freeze(struct ata_port *ap)
static void ahci_thaw(struct ata_port *ap)
{
- void __iomem *mmio = ap->host_set->mmio_base;
+ void __iomem *mmio = ap->host->mmio_base;
void __iomem *port_mmio = ahci_port_base(mmio, ap->port_no);
u32 tmp;
@@ -1046,10 +1181,13 @@ static void ahci_thaw(struct ata_port *ap)
static void ahci_error_handler(struct ata_port *ap)
{
+ void __iomem *mmio = ap->host->mmio_base;
+ void __iomem *port_mmio = ahci_port_base(mmio, ap->port_no);
+
if (!(ap->pflags & ATA_PFLAG_FROZEN)) {
/* restart engine */
- ahci_stop_engine(ap);
- ahci_start_engine(ap);
+ ahci_stop_engine(port_mmio);
+ ahci_start_engine(port_mmio);
}
/* perform recovery */
@@ -1060,15 +1198,176 @@ static void ahci_error_handler(struct ata_port *ap)
static void ahci_post_internal_cmd(struct ata_queued_cmd *qc)
{
struct ata_port *ap = qc->ap;
+ void __iomem *mmio = ap->host->mmio_base;
+ void __iomem *port_mmio = ahci_port_base(mmio, ap->port_no);
if (qc->flags & ATA_QCFLAG_FAILED)
qc->err_mask |= AC_ERR_OTHER;
if (qc->err_mask) {
/* make DMA engine forget about the failed command */
- ahci_stop_engine(ap);
- ahci_start_engine(ap);
+ ahci_stop_engine(port_mmio);
+ ahci_start_engine(port_mmio);
+ }
+}
+
+static int ahci_port_suspend(struct ata_port *ap, pm_message_t mesg)
+{
+ struct ahci_host_priv *hpriv = ap->host->private_data;
+ struct ahci_port_priv *pp = ap->private_data;
+ void __iomem *mmio = ap->host->mmio_base;
+ void __iomem *port_mmio = ahci_port_base(mmio, ap->port_no);
+ const char *emsg = NULL;
+ int rc;
+
+ rc = ahci_deinit_port(port_mmio, hpriv->cap, &emsg);
+ if (rc) {
+ ata_port_printk(ap, KERN_ERR, "%s (%d)\n", emsg, rc);
+ ahci_init_port(port_mmio, hpriv->cap,
+ pp->cmd_slot_dma, pp->rx_fis_dma);
+ }
+
+ return rc;
+}
+
+static int ahci_port_resume(struct ata_port *ap)
+{
+ struct ahci_port_priv *pp = ap->private_data;
+ struct ahci_host_priv *hpriv = ap->host->private_data;
+ void __iomem *mmio = ap->host->mmio_base;
+ void __iomem *port_mmio = ahci_port_base(mmio, ap->port_no);
+
+ ahci_init_port(port_mmio, hpriv->cap, pp->cmd_slot_dma, pp->rx_fis_dma);
+
+ return 0;
+}
+
+static int ahci_pci_device_suspend(struct pci_dev *pdev, pm_message_t mesg)
+{
+ struct ata_host *host = dev_get_drvdata(&pdev->dev);
+ void __iomem *mmio = host->mmio_base;
+ u32 ctl;
+
+ if (mesg.event == PM_EVENT_SUSPEND) {
+ /* AHCI spec rev1.1 section 8.3.3:
+ * Software must disable interrupts prior to requesting a
+ * transition of the HBA to D3 state.
+ */
+ ctl = readl(mmio + HOST_CTL);
+ ctl &= ~HOST_IRQ_EN;
+ writel(ctl, mmio + HOST_CTL);
+ readl(mmio + HOST_CTL); /* flush */
+ }
+
+ return ata_pci_device_suspend(pdev, mesg);
+}
+
+static int ahci_pci_device_resume(struct pci_dev *pdev)
+{
+ struct ata_host *host = dev_get_drvdata(&pdev->dev);
+ struct ahci_host_priv *hpriv = host->private_data;
+ void __iomem *mmio = host->mmio_base;
+ int rc;
+
+ ata_pci_device_do_resume(pdev);
+
+ if (pdev->dev.power.power_state.event == PM_EVENT_SUSPEND) {
+ rc = ahci_reset_controller(mmio, pdev);
+ if (rc)
+ return rc;
+
+ ahci_init_controller(mmio, pdev, host->n_ports, hpriv->cap);
}
+
+ ata_host_resume(host);
+
+ return 0;
+}
+
+static int ahci_port_start(struct ata_port *ap)
+{
+ struct device *dev = ap->host->dev;
+ struct ahci_host_priv *hpriv = ap->host->private_data;
+ struct ahci_port_priv *pp;
+ void __iomem *mmio = ap->host->mmio_base;
+ void __iomem *port_mmio = ahci_port_base(mmio, ap->port_no);
+ void *mem;
+ dma_addr_t mem_dma;
+ int rc;
+
+ pp = kmalloc(sizeof(*pp), GFP_KERNEL);
+ if (!pp)
+ return -ENOMEM;
+ memset(pp, 0, sizeof(*pp));
+
+ rc = ata_pad_alloc(ap, dev);
+ if (rc) {
+ kfree(pp);
+ return rc;
+ }
+
+ mem = dma_alloc_coherent(dev, AHCI_PORT_PRIV_DMA_SZ, &mem_dma, GFP_KERNEL);
+ if (!mem) {
+ ata_pad_free(ap, dev);
+ kfree(pp);
+ return -ENOMEM;
+ }
+ memset(mem, 0, AHCI_PORT_PRIV_DMA_SZ);
+
+ /*
+ * First item in chunk of DMA memory: 32-slot command table,
+ * 32 bytes each in size
+ */
+ pp->cmd_slot = mem;
+ pp->cmd_slot_dma = mem_dma;
+
+ mem += AHCI_CMD_SLOT_SZ;
+ mem_dma += AHCI_CMD_SLOT_SZ;
+
+ /*
+ * Second item: Received-FIS area
+ */
+ pp->rx_fis = mem;
+ pp->rx_fis_dma = mem_dma;
+
+ mem += AHCI_RX_FIS_SZ;
+ mem_dma += AHCI_RX_FIS_SZ;
+
+ /*
+ * Third item: data area for storing a single command
+ * and its scatter-gather table
+ */
+ pp->cmd_tbl = mem;
+ pp->cmd_tbl_dma = mem_dma;
+
+ ap->private_data = pp;
+
+ /* initialize port */
+ ahci_init_port(port_mmio, hpriv->cap, pp->cmd_slot_dma, pp->rx_fis_dma);
+
+ return 0;
+}
+
+static void ahci_port_stop(struct ata_port *ap)
+{
+ struct device *dev = ap->host->dev;
+ struct ahci_host_priv *hpriv = ap->host->private_data;
+ struct ahci_port_priv *pp = ap->private_data;
+ void __iomem *mmio = ap->host->mmio_base;
+ void __iomem *port_mmio = ahci_port_base(mmio, ap->port_no);
+ const char *emsg = NULL;
+ int rc;
+
+ /* de-initialize port */
+ rc = ahci_deinit_port(port_mmio, hpriv->cap, &emsg);
+ if (rc)
+ ata_port_printk(ap, KERN_WARNING, "%s (%d)\n", emsg, rc);
+
+ ap->private_data = NULL;
+ dma_free_coherent(dev, AHCI_PORT_PRIV_DMA_SZ,
+ pp->cmd_slot, pp->cmd_slot_dma);
+ ata_pad_free(ap, dev);
+ kfree(pp);
}
static void ahci_setup_port(struct ata_ioports *port, unsigned long base,
@@ -1089,47 +1388,12 @@ static int ahci_host_init(struct ata_probe_ent *probe_ent)
struct ahci_host_priv *hpriv = probe_ent->private_data;
struct pci_dev *pdev = to_pci_dev(probe_ent->dev);
void __iomem *mmio = probe_ent->mmio_base;
- u32 tmp, cap_save;
- unsigned int i, j, using_dac;
+ unsigned int i, using_dac;
int rc;
- void __iomem *port_mmio;
-
- cap_save = readl(mmio + HOST_CAP);
- cap_save &= ( (1<<28) | (1<<17) );
- cap_save |= (1 << 27);
- /* global controller reset */
- tmp = readl(mmio + HOST_CTL);
- if ((tmp & HOST_RESET) == 0) {
- writel(tmp | HOST_RESET, mmio + HOST_CTL);
- readl(mmio + HOST_CTL); /* flush */
- }
-
- /* reset must complete within 1 second, or
- * the hardware should be considered fried.
- */
- ssleep(1);
-
- tmp = readl(mmio + HOST_CTL);
- if (tmp & HOST_RESET) {
- dev_printk(KERN_ERR, &pdev->dev,
- "controller reset failed (0x%x)\n", tmp);
- return -EIO;
- }
-
- writel(HOST_AHCI_EN, mmio + HOST_CTL);
- (void) readl(mmio + HOST_CTL); /* flush */
- writel(cap_save, mmio + HOST_CAP);
- writel(0xf, mmio + HOST_PORTS_IMPL);
- (void) readl(mmio + HOST_PORTS_IMPL); /* flush */
-
- if (pdev->vendor == PCI_VENDOR_ID_INTEL) {
- u16 tmp16;
-
- pci_read_config_word(pdev, 0x92, &tmp16);
- tmp16 |= 0xf;
- pci_write_config_word(pdev, 0x92, tmp16);
- }
+ rc = ahci_reset_controller(mmio, pdev);
+ if (rc)
+ return rc;
hpriv->cap = readl(mmio + HOST_CAP);
hpriv->port_map = readl(mmio + HOST_PORTS_IMPL);
@@ -1165,63 +1429,10 @@ static int ahci_host_init(struct ata_probe_ent *probe_ent)
}
}
- for (i = 0; i < probe_ent->n_ports; i++) {
-#if 0 /* BIOSen initialize this incorrectly */
- if (!(hpriv->port_map & (1 << i)))
- continue;
-#endif
-
- port_mmio = ahci_port_base(mmio, i);
- VPRINTK("mmio %p port_mmio %p\n", mmio, port_mmio);
-
- ahci_setup_port(&probe_ent->port[i],
- (unsigned long) mmio, i);
+ for (i = 0; i < probe_ent->n_ports; i++)
+ ahci_setup_port(&probe_ent->port[i], (unsigned long) mmio, i);
- /* make sure port is not active */
- tmp = readl(port_mmio + PORT_CMD);
- VPRINTK("PORT_CMD 0x%x\n", tmp);
- if (tmp & (PORT_CMD_LIST_ON | PORT_CMD_FIS_ON |
- PORT_CMD_FIS_RX | PORT_CMD_START)) {
- tmp &= ~(PORT_CMD_LIST_ON | PORT_CMD_FIS_ON |
- PORT_CMD_FIS_RX | PORT_CMD_START);
- writel(tmp, port_mmio + PORT_CMD);
- readl(port_mmio + PORT_CMD); /* flush */
-
- /* spec says 500 msecs for each bit, so
- * this is slightly incorrect.
- */
- msleep(500);
- }
-
- writel(PORT_CMD_SPIN_UP, port_mmio + PORT_CMD);
-
- j = 0;
- while (j < 100) {
- msleep(10);
- tmp = readl(port_mmio + PORT_SCR_STAT);
- if ((tmp & 0xf) == 0x3)
- break;
- j++;
- }
-
- tmp = readl(port_mmio + PORT_SCR_ERR);
- VPRINTK("PORT_SCR_ERR 0x%x\n", tmp);
- writel(tmp, port_mmio + PORT_SCR_ERR);
-
- /* ack any pending irq events for this port */
- tmp = readl(port_mmio + PORT_IRQ_STAT);
- VPRINTK("PORT_IRQ_STAT 0x%x\n", tmp);
- if (tmp)
- writel(tmp, port_mmio + PORT_IRQ_STAT);
-
- writel(1 << i, mmio + HOST_IRQ_STAT);
- }
-
- tmp = readl(mmio + HOST_CTL);
- VPRINTK("HOST_CTL 0x%x\n", tmp);
- writel(tmp | HOST_IRQ_EN, mmio + HOST_CTL);
- tmp = readl(mmio + HOST_CTL);
- VPRINTK("HOST_CTL 0x%x\n", tmp);
+ ahci_init_controller(mmio, pdev, probe_ent->n_ports, hpriv->cap);
pci_set_master(pdev);
@@ -1370,7 +1581,7 @@ static int ahci_init_one (struct pci_dev *pdev, const struct pci_device_id *ent)
memset(hpriv, 0, sizeof(*hpriv));
probe_ent->sht = ahci_port_info[board_idx].sht;
- probe_ent->host_flags = ahci_port_info[board_idx].host_flags;
+ probe_ent->port_flags = ahci_port_info[board_idx].flags;
probe_ent->pio_mask = ahci_port_info[board_idx].pio_mask;
probe_ent->udma_mask = ahci_port_info[board_idx].udma_mask;
probe_ent->port_ops = ahci_port_info[board_idx].port_ops;
@@ -1388,9 +1599,9 @@ static int ahci_init_one (struct pci_dev *pdev, const struct pci_device_id *ent)
if (rc)
goto err_out_hpriv;
- if (!(probe_ent->host_flags & AHCI_FLAG_NO_NCQ) &&
+ if (!(probe_ent->port_flags & AHCI_FLAG_NO_NCQ) &&
(hpriv->cap & HOST_CAP_NCQ))
- probe_ent->host_flags |= ATA_FLAG_NCQ;
+ probe_ent->port_flags |= ATA_FLAG_NCQ;
ahci_print_info(probe_ent);
@@ -1421,27 +1632,27 @@ err_out:
static void ahci_remove_one (struct pci_dev *pdev)
{
struct device *dev = pci_dev_to_dev(pdev);
- struct ata_host_set *host_set = dev_get_drvdata(dev);
- struct ahci_host_priv *hpriv = host_set->private_data;
+ struct ata_host *host = dev_get_drvdata(dev);
+ struct ahci_host_priv *hpriv = host->private_data;
unsigned int i;
int have_msi;
- for (i = 0; i < host_set->n_ports; i++)
- ata_port_detach(host_set->ports[i]);
+ for (i = 0; i < host->n_ports; i++)
+ ata_port_detach(host->ports[i]);
have_msi = hpriv->flags & AHCI_FLAG_MSI;
- free_irq(host_set->irq, host_set);
+ free_irq(host->irq, host);
- for (i = 0; i < host_set->n_ports; i++) {
- struct ata_port *ap = host_set->ports[i];
+ for (i = 0; i < host->n_ports; i++) {
+ struct ata_port *ap = host->ports[i];
- ata_scsi_release(ap->host);
- scsi_host_put(ap->host);
+ ata_scsi_release(ap->scsi_host);
+ scsi_host_put(ap->scsi_host);
}
kfree(hpriv);
- pci_iounmap(pdev, host_set->mmio_base);
- kfree(host_set);
+ pci_iounmap(pdev, host->mmio_base);
+ kfree(host);
if (have_msi)
pci_disable_msi(pdev);
@@ -1454,7 +1665,7 @@ static void ahci_remove_one (struct pci_dev *pdev)
static int __init ahci_init(void)
{
- return pci_module_init(&ahci_pci_driver);
+ return pci_register_driver(&ahci_pci_driver);
}
static void __exit ahci_exit(void)
diff --git a/drivers/scsi/ata_piix.c b/drivers/ata/ata_piix.c
index 2d20caf377f..22b2dba90b9 100644
--- a/drivers/scsi/ata_piix.c
+++ b/drivers/ata/ata_piix.c
@@ -151,7 +151,7 @@ struct piix_host_priv {
static int piix_init_one (struct pci_dev *pdev,
const struct pci_device_id *ent);
-static void piix_host_stop(struct ata_host_set *host_set);
+static void piix_host_stop(struct ata_host *host);
static void piix_set_piomode (struct ata_port *ap, struct ata_device *adev);
static void piix_set_dmamode (struct ata_port *ap, struct ata_device *adev);
static void piix_pata_error_handler(struct ata_port *ap);
@@ -362,7 +362,7 @@ static struct ata_port_info piix_port_info[] = {
/* piix4_pata */
{
.sht = &piix_sht,
- .host_flags = ATA_FLAG_SLAVE_POSS,
+ .flags = ATA_FLAG_SLAVE_POSS,
.pio_mask = 0x1f, /* pio0-4 */
#if 0
.mwdma_mask = 0x06, /* mwdma1-2 */
@@ -376,7 +376,7 @@ static struct ata_port_info piix_port_info[] = {
/* ich5_pata */
{
.sht = &piix_sht,
- .host_flags = ATA_FLAG_SLAVE_POSS | PIIX_FLAG_CHECKINTR,
+ .flags = ATA_FLAG_SLAVE_POSS | PIIX_FLAG_CHECKINTR,
.pio_mask = 0x1f, /* pio0-4 */
#if 0
.mwdma_mask = 0x06, /* mwdma1-2 */
@@ -390,7 +390,7 @@ static struct ata_port_info piix_port_info[] = {
/* ich5_sata */
{
.sht = &piix_sht,
- .host_flags = ATA_FLAG_SATA | PIIX_FLAG_CHECKINTR |
+ .flags = ATA_FLAG_SATA | PIIX_FLAG_CHECKINTR |
PIIX_FLAG_IGNORE_PCS,
.pio_mask = 0x1f, /* pio0-4 */
.mwdma_mask = 0x07, /* mwdma0-2 */
@@ -401,7 +401,7 @@ static struct ata_port_info piix_port_info[] = {
/* i6300esb_sata */
{
.sht = &piix_sht,
- .host_flags = ATA_FLAG_SATA |
+ .flags = ATA_FLAG_SATA |
PIIX_FLAG_CHECKINTR | PIIX_FLAG_IGNORE_PCS,
.pio_mask = 0x1f, /* pio0-4 */
.mwdma_mask = 0x07, /* mwdma0-2 */
@@ -412,7 +412,7 @@ static struct ata_port_info piix_port_info[] = {
/* ich6_sata */
{
.sht = &piix_sht,
- .host_flags = ATA_FLAG_SATA |
+ .flags = ATA_FLAG_SATA |
PIIX_FLAG_CHECKINTR | PIIX_FLAG_SCR,
.pio_mask = 0x1f, /* pio0-4 */
.mwdma_mask = 0x07, /* mwdma0-2 */
@@ -423,7 +423,7 @@ static struct ata_port_info piix_port_info[] = {
/* ich6_sata_ahci */
{
.sht = &piix_sht,
- .host_flags = ATA_FLAG_SATA |
+ .flags = ATA_FLAG_SATA |
PIIX_FLAG_CHECKINTR | PIIX_FLAG_SCR |
PIIX_FLAG_AHCI,
.pio_mask = 0x1f, /* pio0-4 */
@@ -435,7 +435,7 @@ static struct ata_port_info piix_port_info[] = {
/* ich6m_sata_ahci */
{
.sht = &piix_sht,
- .host_flags = ATA_FLAG_SATA |
+ .flags = ATA_FLAG_SATA |
PIIX_FLAG_CHECKINTR | PIIX_FLAG_SCR |
PIIX_FLAG_AHCI,
.pio_mask = 0x1f, /* pio0-4 */
@@ -447,7 +447,7 @@ static struct ata_port_info piix_port_info[] = {
/* ich8_sata_ahci */
{
.sht = &piix_sht,
- .host_flags = ATA_FLAG_SATA |
+ .flags = ATA_FLAG_SATA |
PIIX_FLAG_CHECKINTR | PIIX_FLAG_SCR |
PIIX_FLAG_AHCI,
.pio_mask = 0x1f, /* pio0-4 */
@@ -485,7 +485,7 @@ MODULE_PARM_DESC(force_pcs, "force honoring or ignoring PCS to work around "
*/
static void piix_pata_cbl_detect(struct ata_port *ap)
{
- struct pci_dev *pdev = to_pci_dev(ap->host_set->dev);
+ struct pci_dev *pdev = to_pci_dev(ap->host->dev);
u8 tmp, mask;
/* no 80c support in host controller? */
@@ -493,7 +493,7 @@ static void piix_pata_cbl_detect(struct ata_port *ap)
goto cbl40;
/* check BIOS cable detect results */
- mask = ap->hard_port_no == 0 ? PIIX_80C_PRI : PIIX_80C_SEC;
+ mask = ap->port_no == 0 ? PIIX_80C_PRI : PIIX_80C_SEC;
pci_read_config_byte(pdev, PIIX_IOCFG, &tmp);
if ((tmp & mask) == 0)
goto cbl40;
@@ -517,9 +517,9 @@ cbl40:
*/
static int piix_pata_prereset(struct ata_port *ap)
{
- struct pci_dev *pdev = to_pci_dev(ap->host_set->dev);
+ struct pci_dev *pdev = to_pci_dev(ap->host->dev);
- if (!pci_test_config_bits(pdev, &piix_enable_bits[ap->hard_port_no])) {
+ if (!pci_test_config_bits(pdev, &piix_enable_bits[ap->port_no])) {
ata_port_printk(ap, KERN_INFO, "port disabled. ignoring.\n");
ap->eh_context.i.action &= ~ATA_EH_RESET_MASK;
return 0;
@@ -551,10 +551,10 @@ static void piix_pata_error_handler(struct ata_port *ap)
*/
static unsigned int piix_sata_present_mask(struct ata_port *ap)
{
- struct pci_dev *pdev = to_pci_dev(ap->host_set->dev);
- struct piix_host_priv *hpriv = ap->host_set->private_data;
+ struct pci_dev *pdev = to_pci_dev(ap->host->dev);
+ struct piix_host_priv *hpriv = ap->host->private_data;
const unsigned int *map = hpriv->map;
- int base = 2 * ap->hard_port_no;
+ int base = 2 * ap->port_no;
unsigned int present_mask = 0;
int port, i;
u16 pcs;
@@ -631,9 +631,9 @@ static void piix_sata_error_handler(struct ata_port *ap)
static void piix_set_piomode (struct ata_port *ap, struct ata_device *adev)
{
unsigned int pio = adev->pio_mode - XFER_PIO_0;
- struct pci_dev *dev = to_pci_dev(ap->host_set->dev);
+ struct pci_dev *dev = to_pci_dev(ap->host->dev);
unsigned int is_slave = (adev->devno != 0);
- unsigned int master_port= ap->hard_port_no ? 0x42 : 0x40;
+ unsigned int master_port= ap->port_no ? 0x42 : 0x40;
unsigned int slave_port = 0x44;
u16 master_data;
u8 slave_data;
@@ -651,10 +651,10 @@ static void piix_set_piomode (struct ata_port *ap, struct ata_device *adev)
/* enable PPE, IE and TIME */
master_data |= 0x0070;
pci_read_config_byte(dev, slave_port, &slave_data);
- slave_data &= (ap->hard_port_no ? 0x0f : 0xf0);
+ slave_data &= (ap->port_no ? 0x0f : 0xf0);
slave_data |=
(timings[pio][0] << 2) |
- (timings[pio][1] << (ap->hard_port_no ? 4 : 0));
+ (timings[pio][1] << (ap->port_no ? 4 : 0));
} else {
master_data &= 0xccf8;
/* enable PPE, IE and TIME */
@@ -683,10 +683,10 @@ static void piix_set_piomode (struct ata_port *ap, struct ata_device *adev)
static void piix_set_dmamode (struct ata_port *ap, struct ata_device *adev)
{
unsigned int udma = adev->dma_mode; /* FIXME: MWDMA too */
- struct pci_dev *dev = to_pci_dev(ap->host_set->dev);
- u8 maslave = ap->hard_port_no ? 0x42 : 0x40;
+ struct pci_dev *dev = to_pci_dev(ap->host->dev);
+ u8 maslave = ap->port_no ? 0x42 : 0x40;
u8 speed = udma;
- unsigned int drive_dn = (ap->hard_port_no ? 2 : 0) + adev->devno;
+ unsigned int drive_dn = (ap->port_no ? 2 : 0) + adev->devno;
int a_speed = 3 << (drive_dn * 4);
int u_flag = 1 << drive_dn;
int v_flag = 0x01 << drive_dn;
@@ -835,13 +835,13 @@ static void __devinit piix_init_pcs(struct pci_dev *pdev,
if (force_pcs == 1) {
dev_printk(KERN_INFO, &pdev->dev,
"force ignoring PCS (0x%x)\n", new_pcs);
- pinfo[0].host_flags |= PIIX_FLAG_IGNORE_PCS;
- pinfo[1].host_flags |= PIIX_FLAG_IGNORE_PCS;
+ pinfo[0].flags |= PIIX_FLAG_IGNORE_PCS;
+ pinfo[1].flags |= PIIX_FLAG_IGNORE_PCS;
} else if (force_pcs == 2) {
dev_printk(KERN_INFO, &pdev->dev,
"force honoring PCS (0x%x)\n", new_pcs);
- pinfo[0].host_flags &= ~PIIX_FLAG_IGNORE_PCS;
- pinfo[1].host_flags &= ~PIIX_FLAG_IGNORE_PCS;
+ pinfo[0].flags &= ~PIIX_FLAG_IGNORE_PCS;
+ pinfo[1].flags &= ~PIIX_FLAG_IGNORE_PCS;
}
}
@@ -881,7 +881,7 @@ static void __devinit piix_init_sata_map(struct pci_dev *pdev,
default:
printk(" P%d", map[i]);
if (i & 1)
- pinfo[i / 2].host_flags |= ATA_FLAG_SLAVE_POSS;
+ pinfo[i / 2].flags |= ATA_FLAG_SLAVE_POSS;
break;
}
}
@@ -916,7 +916,7 @@ static int piix_init_one (struct pci_dev *pdev, const struct pci_device_id *ent)
struct ata_port_info port_info[2];
struct ata_port_info *ppinfo[2] = { &port_info[0], &port_info[1] };
struct piix_host_priv *hpriv;
- unsigned long host_flags;
+ unsigned long port_flags;
if (!printed_version++)
dev_printk(KERN_DEBUG, &pdev->dev,
@@ -935,9 +935,9 @@ static int piix_init_one (struct pci_dev *pdev, const struct pci_device_id *ent)
port_info[0].private_data = hpriv;
port_info[1].private_data = hpriv;
- host_flags = port_info[0].host_flags;
+ port_flags = port_info[0].flags;
- if (host_flags & PIIX_FLAG_AHCI) {
+ if (port_flags & PIIX_FLAG_AHCI) {
u8 tmp;
pci_read_config_byte(pdev, PIIX_SCC, &tmp);
if (tmp == PIIX_AHCI_DEVICE) {
@@ -948,7 +948,7 @@ static int piix_init_one (struct pci_dev *pdev, const struct pci_device_id *ent)
}
/* Initialize SATA map */
- if (host_flags & ATA_FLAG_SATA) {
+ if (port_flags & ATA_FLAG_SATA) {
piix_init_sata_map(pdev, port_info,
piix_map_db_table[ent->driver_data]);
piix_init_pcs(pdev, port_info,
@@ -961,7 +961,7 @@ static int piix_init_one (struct pci_dev *pdev, const struct pci_device_id *ent)
* MSI is disabled (and it is disabled, as we don't use
* message-signalled interrupts currently).
*/
- if (host_flags & PIIX_FLAG_CHECKINTR)
+ if (port_flags & PIIX_FLAG_CHECKINTR)
pci_intx(pdev, 1);
if (piix_check_450nx_errata(pdev)) {
@@ -976,19 +976,21 @@ static int piix_init_one (struct pci_dev *pdev, const struct pci_device_id *ent)
return ata_pci_init_one(pdev, ppinfo, 2);
}
-static void piix_host_stop(struct ata_host_set *host_set)
+static void piix_host_stop(struct ata_host *host)
{
- if (host_set->next == NULL)
- kfree(host_set->private_data);
- ata_host_stop(host_set);
+ struct piix_host_priv *hpriv = host->private_data;
+
+ ata_host_stop(host);
+
+ kfree(hpriv);
}
static int __init piix_init(void)
{
int rc;
- DPRINTK("pci_module_init\n");
- rc = pci_module_init(&piix_pci_driver);
+ DPRINTK("pci_register_driver\n");
+ rc = pci_register_driver(&piix_pci_driver);
if (rc)
return rc;
diff --git a/drivers/scsi/libata-core.c b/drivers/ata/libata-core.c
index 73dd6c8deed..1c9315401f7 100644
--- a/drivers/scsi/libata-core.c
+++ b/drivers/ata/libata-core.c
@@ -50,7 +50,6 @@
#include <linux/jiffies.h>
#include <linux/scatterlist.h>
#include <scsi/scsi.h>
-#include "scsi_priv.h"
#include <scsi/scsi_cmnd.h>
#include <scsi/scsi_host.h>
#include <linux/libata.h>
@@ -387,9 +386,13 @@ static const char *ata_mode_string(unsigned int xfer_mask)
"PIO2",
"PIO3",
"PIO4",
+ "PIO5",
+ "PIO6",
"MWDMA0",
"MWDMA1",
"MWDMA2",
+ "MWDMA3",
+ "MWDMA4",
"UDMA/16",
"UDMA/25",
"UDMA/33",
@@ -876,6 +879,23 @@ static unsigned int ata_id_xfermask(const u16 *id)
mwdma_mask = id[ATA_ID_MWDMA_MODES] & 0x07;
+ if (ata_id_is_cfa(id)) {
+ /*
+ * Process compact flash extended modes
+ */
+ int pio = id[163] & 0x7;
+ int dma = (id[163] >> 3) & 7;
+
+ if (pio)
+ pio_mask |= (1 << 5);
+ if (pio > 1)
+ pio_mask |= (1 << 6);
+ if (dma)
+ mwdma_mask |= (1 << 3);
+ if (dma > 1)
+ mwdma_mask |= (1 << 4);
+ }
+
udma_mask = 0;
if (id[ATA_ID_FIELD_VALID] & (1 << 2))
udma_mask = id[ATA_ID_UDMA_MODES] & 0xff;
@@ -1315,7 +1335,7 @@ static void ata_dev_config_ncq(struct ata_device *dev,
}
if (ap->flags & ATA_FLAG_NCQ) {
- hdepth = min(ap->host->can_queue, ATA_MAX_QUEUE - 1);
+ hdepth = min(ap->scsi_host->can_queue, ATA_MAX_QUEUE - 1);
dev->flags |= ATA_DFLAG_NCQ;
}
@@ -1329,12 +1349,13 @@ static void ata_set_port_max_cmd_len(struct ata_port *ap)
{
int i;
- if (ap->host) {
- ap->host->max_cmd_len = 0;
+ if (ap->scsi_host) {
+ unsigned int len = 0;
+
for (i = 0; i < ATA_MAX_DEVICES; i++)
- ap->host->max_cmd_len = max_t(unsigned int,
- ap->host->max_cmd_len,
- ap->device[i].cdb_len);
+ len = max(len, ap->device[i].cdb_len);
+
+ ap->scsi_host->max_cmd_len = len;
}
}
@@ -1357,6 +1378,7 @@ int ata_dev_configure(struct ata_device *dev, int print_info)
struct ata_port *ap = dev->ap;
const u16 *id = dev->id;
unsigned int xfer_mask;
+ char revbuf[7]; /* XYZ-99\0 */
int rc;
if (!ata_dev_enabled(dev) && ata_msg_info(ap)) {
@@ -1400,6 +1422,15 @@ int ata_dev_configure(struct ata_device *dev, int print_info)
/* ATA-specific feature tests */
if (dev->class == ATA_DEV_ATA) {
+ if (ata_id_is_cfa(id)) {
+ if (id[162] & 1) /* CPRM may make this media unusable */
+ ata_dev_printk(dev, KERN_WARNING, "ata%u: device %u supports DRM functions and may not be fully accessable.\n",
+ ap->id, dev->devno);
+ snprintf(revbuf, 7, "CFA");
+ }
+ else
+ snprintf(revbuf, 7, "ATA-%d", ata_id_major_version(id));
+
dev->n_sectors = ata_id_n_sectors(id);
if (ata_id_has_lba(id)) {
@@ -1418,9 +1449,9 @@ int ata_dev_configure(struct ata_device *dev, int print_info)
/* print device info to dmesg */
if (ata_msg_drv(ap) && print_info)
- ata_dev_printk(dev, KERN_INFO, "ATA-%d, "
+ ata_dev_printk(dev, KERN_INFO, "%s, "
"max %s, %Lu sectors: %s %s\n",
- ata_id_major_version(id),
+ revbuf,
ata_mode_string(xfer_mask),
(unsigned long long)dev->n_sectors,
lba_desc, ncq_desc);
@@ -1441,9 +1472,9 @@ int ata_dev_configure(struct ata_device *dev, int print_info)
/* print device info to dmesg */
if (ata_msg_drv(ap) && print_info)
- ata_dev_printk(dev, KERN_INFO, "ATA-%d, "
+ ata_dev_printk(dev, KERN_INFO, "%s, "
"max %s, %Lu sectors: CHS %u/%u/%u\n",
- ata_id_major_version(id),
+ revbuf,
ata_mode_string(xfer_mask),
(unsigned long long)dev->n_sectors,
dev->cylinders, dev->heads,
@@ -1528,7 +1559,7 @@ err_out_nosup:
* Zero on success, negative errno otherwise.
*/
-static int ata_bus_probe(struct ata_port *ap)
+int ata_bus_probe(struct ata_port *ap)
{
unsigned int classes[ATA_MAX_DEVICES];
int tries[ATA_MAX_DEVICES];
@@ -1632,7 +1663,7 @@ static int ata_bus_probe(struct ata_port *ap)
* Modify @ap data structure such that the system
* thinks that the entire port is enabled.
*
- * LOCKING: host_set lock, or some other form of
+ * LOCKING: host lock, or some other form of
* serialization.
*/
@@ -1770,7 +1801,7 @@ struct ata_device *ata_dev_pair(struct ata_device *adev)
* never attempt to probe or communicate with devices
* on this port.
*
- * LOCKING: host_set lock, or some other form of
+ * LOCKING: host lock, or some other form of
* serialization.
*/
@@ -1901,10 +1932,11 @@ int sata_set_spd(struct ata_port *ap)
* drivers/ide/ide-timing.h and was originally written by Vojtech Pavlik
*/
/*
- * PIO 0-5, MWDMA 0-2 and UDMA 0-6 timings (in nanoseconds).
+ * PIO 0-4, MWDMA 0-2 and UDMA 0-6 timings (in nanoseconds).
* These were taken from ATA/ATAPI-6 standard, rev 0a, except
- * for PIO 5, which is a nonstandard extension and UDMA6, which
- * is currently supported only by Maxtor drives.
+ * for UDMA6, which is currently supported only by Maxtor drives.
+ *
+ * For PIO 5/6 MWDMA 3/4 see the CFA specification 3.0.
*/
static const struct ata_timing ata_timing[] = {
@@ -1914,6 +1946,8 @@ static const struct ata_timing ata_timing[] = {
{ XFER_UDMA_4, 0, 0, 0, 0, 0, 0, 0, 30 },
{ XFER_UDMA_3, 0, 0, 0, 0, 0, 0, 0, 45 },
+ { XFER_MW_DMA_4, 25, 0, 0, 0, 55, 20, 80, 0 },
+ { XFER_MW_DMA_3, 25, 0, 0, 0, 65, 25, 100, 0 },
{ XFER_UDMA_2, 0, 0, 0, 0, 0, 0, 0, 60 },
{ XFER_UDMA_1, 0, 0, 0, 0, 0, 0, 0, 80 },
{ XFER_UDMA_0, 0, 0, 0, 0, 0, 0, 0, 120 },
@@ -1928,7 +1962,8 @@ static const struct ata_timing ata_timing[] = {
{ XFER_SW_DMA_1, 90, 0, 0, 0, 240, 240, 480, 0 },
{ XFER_SW_DMA_0, 120, 0, 0, 0, 480, 480, 960, 0 },
-/* { XFER_PIO_5, 20, 50, 30, 100, 50, 30, 100, 0 }, */
+ { XFER_PIO_6, 10, 55, 20, 80, 55, 20, 80, 0 },
+ { XFER_PIO_5, 15, 65, 25, 100, 65, 25, 100, 0 },
{ XFER_PIO_4, 25, 70, 25, 120, 70, 25, 120, 0 },
{ XFER_PIO_3, 30, 80, 70, 180, 80, 70, 180, 0 },
@@ -2224,8 +2259,8 @@ int ata_set_mode(struct ata_port *ap, struct ata_device **r_failed_dev)
/* Record simplex status. If we selected DMA then the other
* host channels are not permitted to do so.
*/
- if (used_dma && (ap->host_set->flags & ATA_HOST_SIMPLEX))
- ap->host_set->simplex_claimed = 1;
+ if (used_dma && (ap->host->flags & ATA_HOST_SIMPLEX))
+ ap->host->simplex_claimed = 1;
/* step5: chip specific finalisation */
if (ap->ops->post_set_mode)
@@ -2247,7 +2282,7 @@ int ata_set_mode(struct ata_port *ap, struct ata_device **r_failed_dev)
* other threads.
*
* LOCKING:
- * spin_lock_irqsave(host_set lock)
+ * spin_lock_irqsave(host lock)
*/
static inline void ata_tf_to_host(struct ata_port *ap,
@@ -2411,7 +2446,7 @@ static unsigned int ata_bus_softreset(struct ata_port *ap,
*
* LOCKING:
* PCI/etc. bus probe sem.
- * Obtains host_set lock.
+ * Obtains host lock.
*
* SIDE EFFECTS:
* Sets ATA_FLAG_DISABLED if bus reset fails.
@@ -3040,20 +3075,16 @@ static int ata_dma_blacklisted(const struct ata_device *dev)
* known limits including host controller limits, device
* blacklist, etc...
*
- * FIXME: The current implementation limits all transfer modes to
- * the fastest of the lowested device on the port. This is not
- * required on most controllers.
- *
* LOCKING:
* None.
*/
static void ata_dev_xfermask(struct ata_device *dev)
{
struct ata_port *ap = dev->ap;
- struct ata_host_set *hs = ap->host_set;
+ struct ata_host *host = ap->host;
unsigned long xfer_mask;
- int i;
+ /* controller modes available */
xfer_mask = ata_pack_xfermask(ap->pio_mask,
ap->mwdma_mask, ap->udma_mask);
@@ -3063,34 +3094,31 @@ static void ata_dev_xfermask(struct ata_device *dev)
if (ap->cbl == ATA_CBL_PATA40)
xfer_mask &= ~(0xF8 << ATA_SHIFT_UDMA);
- /* FIXME: Use port-wide xfermask for now */
- for (i = 0; i < ATA_MAX_DEVICES; i++) {
- struct ata_device *d = &ap->device[i];
-
- if (ata_dev_absent(d))
- continue;
-
- if (ata_dev_disabled(d)) {
- /* to avoid violating device selection timing */
- xfer_mask &= ata_pack_xfermask(d->pio_mask,
- UINT_MAX, UINT_MAX);
- continue;
- }
+ xfer_mask &= ata_pack_xfermask(dev->pio_mask,
+ dev->mwdma_mask, dev->udma_mask);
+ xfer_mask &= ata_id_xfermask(dev->id);
- xfer_mask &= ata_pack_xfermask(d->pio_mask,
- d->mwdma_mask, d->udma_mask);
- xfer_mask &= ata_id_xfermask(d->id);
- if (ata_dma_blacklisted(d))
- xfer_mask &= ~(ATA_MASK_MWDMA | ATA_MASK_UDMA);
+ /*
+ * CFA Advanced TrueIDE timings are not allowed on a shared
+ * cable
+ */
+ if (ata_dev_pair(dev)) {
+ /* No PIO5 or PIO6 */
+ xfer_mask &= ~(0x03 << (ATA_SHIFT_PIO + 5));
+ /* No MWDMA3 or MWDMA 4 */
+ xfer_mask &= ~(0x03 << (ATA_SHIFT_MWDMA + 3));
}
- if (ata_dma_blacklisted(dev))
+ if (ata_dma_blacklisted(dev)) {
+ xfer_mask &= ~(ATA_MASK_MWDMA | ATA_MASK_UDMA);
ata_dev_printk(dev, KERN_WARNING,
"device is on DMA blacklist, disabling DMA\n");
+ }
- if (hs->flags & ATA_HOST_SIMPLEX) {
- if (hs->simplex_claimed)
- xfer_mask &= ~(ATA_MASK_MWDMA | ATA_MASK_UDMA);
+ if ((host->flags & ATA_HOST_SIMPLEX) && host->simplex_claimed) {
+ xfer_mask &= ~(ATA_MASK_MWDMA | ATA_MASK_UDMA);
+ ata_dev_printk(dev, KERN_WARNING, "simplex DMA is claimed by "
+ "other device, disabling DMA\n");
}
if (ap->ops->mode_filter)
@@ -3180,7 +3208,7 @@ static unsigned int ata_dev_init_params(struct ata_device *dev,
* Unmap all mapped DMA memory associated with this command.
*
* LOCKING:
- * spin_lock_irqsave(host_set lock)
+ * spin_lock_irqsave(host lock)
*/
static void ata_sg_clean(struct ata_queued_cmd *qc)
@@ -3240,7 +3268,7 @@ static void ata_sg_clean(struct ata_queued_cmd *qc)
* associated with the current disk command.
*
* LOCKING:
- * spin_lock_irqsave(host_set lock)
+ * spin_lock_irqsave(host lock)
*
*/
static void ata_fill_sg(struct ata_queued_cmd *qc)
@@ -3292,7 +3320,7 @@ static void ata_fill_sg(struct ata_queued_cmd *qc)
* supplied PACKET command.
*
* LOCKING:
- * spin_lock_irqsave(host_set lock)
+ * spin_lock_irqsave(host lock)
*
* RETURNS: 0 when ATAPI DMA can be used
* nonzero otherwise
@@ -3314,7 +3342,7 @@ int ata_check_atapi_dma(struct ata_queued_cmd *qc)
* Prepare ATA taskfile for submission.
*
* LOCKING:
- * spin_lock_irqsave(host_set lock)
+ * spin_lock_irqsave(host lock)
*/
void ata_qc_prep(struct ata_queued_cmd *qc)
{
@@ -3336,7 +3364,7 @@ void ata_noop_qc_prep(struct ata_queued_cmd *qc) { }
* to point to a single memory buffer, @buf of byte length @buflen.
*
* LOCKING:
- * spin_lock_irqsave(host_set lock)
+ * spin_lock_irqsave(host lock)
*/
void ata_sg_init_one(struct ata_queued_cmd *qc, void *buf, unsigned int buflen)
@@ -3367,7 +3395,7 @@ void ata_sg_init_one(struct ata_queued_cmd *qc, void *buf, unsigned int buflen)
* elements.
*
* LOCKING:
- * spin_lock_irqsave(host_set lock)
+ * spin_lock_irqsave(host lock)
*/
void ata_sg_init(struct ata_queued_cmd *qc, struct scatterlist *sg,
@@ -3386,7 +3414,7 @@ void ata_sg_init(struct ata_queued_cmd *qc, struct scatterlist *sg,
* DMA-map the memory buffer associated with queued_cmd @qc.
*
* LOCKING:
- * spin_lock_irqsave(host_set lock)
+ * spin_lock_irqsave(host lock)
*
* RETURNS:
* Zero on success, negative on error.
@@ -3455,7 +3483,7 @@ skip_map:
* DMA-map the scatter-gather table associated with queued_cmd @qc.
*
* LOCKING:
- * spin_lock_irqsave(host_set lock)
+ * spin_lock_irqsave(host lock)
*
* RETURNS:
* Zero on success, negative on error.
@@ -3964,7 +3992,7 @@ static inline int ata_hsm_ok_in_wq(struct ata_port *ap, struct ata_queued_cmd *q
* Finish @qc which is running on standard HSM.
*
* LOCKING:
- * If @in_wq is zero, spin_lock_irqsave(host_set lock).
+ * If @in_wq is zero, spin_lock_irqsave(host lock).
* Otherwise, none on entry and grabs host lock.
*/
static void ata_hsm_qc_complete(struct ata_queued_cmd *qc, int in_wq)
@@ -3976,8 +4004,8 @@ static void ata_hsm_qc_complete(struct ata_queued_cmd *qc, int in_wq)
if (in_wq) {
spin_lock_irqsave(ap->lock, flags);
- /* EH might have kicked in while host_set lock
- * is released.
+ /* EH might have kicked in while host lock is
+ * released.
*/
qc = ata_qc_from_tag(ap, qc->tag);
if (qc) {
@@ -4342,7 +4370,7 @@ struct ata_queued_cmd *ata_qc_new_init(struct ata_device *dev)
* in case something prevents using it.
*
* LOCKING:
- * spin_lock_irqsave(host_set lock)
+ * spin_lock_irqsave(host lock)
*/
void ata_qc_free(struct ata_queued_cmd *qc)
{
@@ -4395,7 +4423,7 @@ void __ata_qc_complete(struct ata_queued_cmd *qc)
* command has completed, with either an ok or not-ok status.
*
* LOCKING:
- * spin_lock_irqsave(host_set lock)
+ * spin_lock_irqsave(host lock)
*/
void ata_qc_complete(struct ata_queued_cmd *qc)
{
@@ -4458,7 +4486,7 @@ void ata_qc_complete(struct ata_queued_cmd *qc)
* and commands are completed accordingly.
*
* LOCKING:
- * spin_lock_irqsave(host_set lock)
+ * spin_lock_irqsave(host lock)
*
* RETURNS:
* Number of completed commands on success, -errno otherwise.
@@ -4529,7 +4557,7 @@ static inline int ata_should_dma_map(struct ata_queued_cmd *qc)
* writing the taskfile to hardware, starting the command.
*
* LOCKING:
- * spin_lock_irqsave(host_set lock)
+ * spin_lock_irqsave(host lock)
*/
void ata_qc_issue(struct ata_queued_cmd *qc)
{
@@ -4590,7 +4618,7 @@ err:
* May be used as the qc_issue() entry in ata_port_operations.
*
* LOCKING:
- * spin_lock_irqsave(host_set lock)
+ * spin_lock_irqsave(host lock)
*
* RETURNS:
* Zero on success, AC_ERR_* mask on failure
@@ -4719,7 +4747,7 @@ unsigned int ata_qc_issue_prot(struct ata_queued_cmd *qc)
* handled via polling with interrupts disabled (nIEN bit).
*
* LOCKING:
- * spin_lock_irqsave(host_set lock)
+ * spin_lock_irqsave(host lock)
*
* RETURNS:
* One if interrupt was handled, zero if not (shared irq).
@@ -4806,14 +4834,14 @@ idle_irq:
/**
* ata_interrupt - Default ATA host interrupt handler
* @irq: irq line (unused)
- * @dev_instance: pointer to our ata_host_set information structure
+ * @dev_instance: pointer to our ata_host information structure
* @regs: unused
*
* Default interrupt handler for PCI IDE devices. Calls
* ata_host_intr() for each port that is not disabled.
*
* LOCKING:
- * Obtains host_set lock during operation.
+ * Obtains host lock during operation.
*
* RETURNS:
* IRQ_NONE or IRQ_HANDLED.
@@ -4821,18 +4849,18 @@ idle_irq:
irqreturn_t ata_interrupt (int irq, void *dev_instance, struct pt_regs *regs)
{
- struct ata_host_set *host_set = dev_instance;
+ struct ata_host *host = dev_instance;
unsigned int i;
unsigned int handled = 0;
unsigned long flags;
/* TODO: make _irqsave conditional on x86 PCI IDE legacy mode */
- spin_lock_irqsave(&host_set->lock, flags);
+ spin_lock_irqsave(&host->lock, flags);
- for (i = 0; i < host_set->n_ports; i++) {
+ for (i = 0; i < host->n_ports; i++) {
struct ata_port *ap;
- ap = host_set->ports[i];
+ ap = host->ports[i];
if (ap &&
!(ap->flags & ATA_FLAG_DISABLED)) {
struct ata_queued_cmd *qc;
@@ -4844,7 +4872,7 @@ irqreturn_t ata_interrupt (int irq, void *dev_instance, struct pt_regs *regs)
}
}
- spin_unlock_irqrestore(&host_set->lock, flags);
+ spin_unlock_irqrestore(&host->lock, flags);
return IRQ_RETVAL(handled);
}
@@ -5009,15 +5037,15 @@ int ata_flush_cache(struct ata_device *dev)
return 0;
}
-static int ata_host_set_request_pm(struct ata_host_set *host_set,
- pm_message_t mesg, unsigned int action,
- unsigned int ehi_flags, int wait)
+static int ata_host_request_pm(struct ata_host *host, pm_message_t mesg,
+ unsigned int action, unsigned int ehi_flags,
+ int wait)
{
unsigned long flags;
int i, rc;
- for (i = 0; i < host_set->n_ports; i++) {
- struct ata_port *ap = host_set->ports[i];
+ for (i = 0; i < host->n_ports; i++) {
+ struct ata_port *ap = host->ports[i];
/* Previous resume operation might still be in
* progress. Wait for PM_PENDING to clear.
@@ -5057,11 +5085,11 @@ static int ata_host_set_request_pm(struct ata_host_set *host_set,
}
/**
- * ata_host_set_suspend - suspend host_set
- * @host_set: host_set to suspend
+ * ata_host_suspend - suspend host
+ * @host: host to suspend
* @mesg: PM message
*
- * Suspend @host_set. Actual operation is performed by EH. This
+ * Suspend @host. Actual operation is performed by EH. This
* function requests EH to perform PM operations and waits for EH
* to finish.
*
@@ -5071,11 +5099,11 @@ static int ata_host_set_request_pm(struct ata_host_set *host_set,
* RETURNS:
* 0 on success, -errno on failure.
*/
-int ata_host_set_suspend(struct ata_host_set *host_set, pm_message_t mesg)
+int ata_host_suspend(struct ata_host *host, pm_message_t mesg)
{
int i, j, rc;
- rc = ata_host_set_request_pm(host_set, mesg, 0, ATA_EHI_QUIET, 1);
+ rc = ata_host_request_pm(host, mesg, 0, ATA_EHI_QUIET, 1);
if (rc)
goto fail;
@@ -5083,8 +5111,8 @@ int ata_host_set_suspend(struct ata_host_set *host_set, pm_message_t mesg)
* This happens if hotplug occurs between completion of device
* suspension and here.
*/
- for (i = 0; i < host_set->n_ports; i++) {
- struct ata_port *ap = host_set->ports[i];
+ for (i = 0; i < host->n_ports; i++) {
+ struct ata_port *ap = host->ports[i];
for (j = 0; j < ATA_MAX_DEVICES; j++) {
struct ata_device *dev = &ap->device[j];
@@ -5099,30 +5127,30 @@ int ata_host_set_suspend(struct ata_host_set *host_set, pm_message_t mesg)
}
}
- host_set->dev->power.power_state = mesg;
+ host->dev->power.power_state = mesg;
return 0;
fail:
- ata_host_set_resume(host_set);
+ ata_host_resume(host);
return rc;
}
/**
- * ata_host_set_resume - resume host_set
- * @host_set: host_set to resume
+ * ata_host_resume - resume host
+ * @host: host to resume
*
- * Resume @host_set. Actual operation is performed by EH. This
+ * Resume @host. Actual operation is performed by EH. This
* function requests EH to perform PM operations and returns.
* Note that all resume operations are performed parallely.
*
* LOCKING:
* Kernel thread context (may sleep).
*/
-void ata_host_set_resume(struct ata_host_set *host_set)
+void ata_host_resume(struct ata_host *host)
{
- ata_host_set_request_pm(host_set, PMSG_ON, ATA_EH_SOFTRESET,
- ATA_EHI_NO_AUTOPSY | ATA_EHI_QUIET, 0);
- host_set->dev->power.power_state = PMSG_ON;
+ ata_host_request_pm(host, PMSG_ON, ATA_EH_SOFTRESET,
+ ATA_EHI_NO_AUTOPSY | ATA_EHI_QUIET, 0);
+ host->dev->power.power_state = PMSG_ON;
}
/**
@@ -5179,10 +5207,10 @@ void ata_port_stop (struct ata_port *ap)
ata_pad_free(ap, dev);
}
-void ata_host_stop (struct ata_host_set *host_set)
+void ata_host_stop (struct ata_host *host)
{
- if (host_set->mmio_base)
- iounmap(host_set->mmio_base);
+ if (host->mmio_base)
+ iounmap(host->mmio_base);
}
/**
@@ -5204,7 +5232,7 @@ void ata_dev_init(struct ata_device *dev)
/* High bits of dev->flags are used to record warm plug
* requests which occur asynchronously. Synchronize using
- * host_set lock.
+ * host lock.
*/
spin_lock_irqsave(ap->lock, flags);
dev->flags &= ~ATA_DFLAG_INIT_MASK;
@@ -5218,45 +5246,33 @@ void ata_dev_init(struct ata_device *dev)
}
/**
- * ata_host_init - Initialize an ata_port structure
+ * ata_port_init - Initialize an ata_port structure
* @ap: Structure to initialize
- * @host: associated SCSI mid-layer structure
- * @host_set: Collection of hosts to which @ap belongs
+ * @host: Collection of hosts to which @ap belongs
* @ent: Probe information provided by low-level driver
* @port_no: Port number associated with this ata_port
*
- * Initialize a new ata_port structure, and its associated
- * scsi_host.
+ * Initialize a new ata_port structure.
*
* LOCKING:
* Inherited from caller.
*/
-static void ata_host_init(struct ata_port *ap, struct Scsi_Host *host,
- struct ata_host_set *host_set,
- const struct ata_probe_ent *ent, unsigned int port_no)
+void ata_port_init(struct ata_port *ap, struct ata_host *host,
+ const struct ata_probe_ent *ent, unsigned int port_no)
{
unsigned int i;
- host->max_id = 16;
- host->max_lun = 1;
- host->max_channel = 1;
- host->unique_id = ata_unique_id++;
- host->max_cmd_len = 12;
-
- ap->lock = &host_set->lock;
+ ap->lock = &host->lock;
ap->flags = ATA_FLAG_DISABLED;
- ap->id = host->unique_id;
- ap->host = host;
+ ap->id = ata_unique_id++;
ap->ctl = ATA_DEVCTL_OBS;
- ap->host_set = host_set;
+ ap->host = host;
ap->dev = ent->dev;
ap->port_no = port_no;
- ap->hard_port_no =
- ent->legacy_mode ? ent->hard_port_no : port_no;
ap->pio_mask = ent->pio_mask;
ap->mwdma_mask = ent->mwdma_mask;
ap->udma_mask = ent->udma_mask;
- ap->flags |= ent->host_flags;
+ ap->flags |= ent->port_flags;
ap->ops = ent->port_ops;
ap->hw_sata_spd_limit = UINT_MAX;
ap->active_tag = ATA_TAG_POISON;
@@ -5298,9 +5314,30 @@ static void ata_host_init(struct ata_port *ap, struct Scsi_Host *host,
}
/**
- * ata_host_add - Attach low-level ATA driver to system
+ * ata_port_init_shost - Initialize SCSI host associated with ATA port
+ * @ap: ATA port to initialize SCSI host for
+ * @shost: SCSI host associated with @ap
+ *
+ * Initialize SCSI host @shost associated with ATA port @ap.
+ *
+ * LOCKING:
+ * Inherited from caller.
+ */
+static void ata_port_init_shost(struct ata_port *ap, struct Scsi_Host *shost)
+{
+ ap->scsi_host = shost;
+
+ shost->unique_id = ap->id;
+ shost->max_id = 16;
+ shost->max_lun = 1;
+ shost->max_channel = 1;
+ shost->max_cmd_len = 12;
+}
+
+/**
+ * ata_port_add - Attach low-level ATA driver to system
* @ent: Information provided by low-level driver
- * @host_set: Collections of ports to which we add
+ * @host: Collections of ports to which we add
* @port_no: Port number associated with this host
*
* Attach low-level ATA driver to system.
@@ -5311,43 +5348,55 @@ static void ata_host_init(struct ata_port *ap, struct Scsi_Host *host,
* RETURNS:
* New ata_port on success, for NULL on error.
*/
-
-static struct ata_port * ata_host_add(const struct ata_probe_ent *ent,
- struct ata_host_set *host_set,
+static struct ata_port * ata_port_add(const struct ata_probe_ent *ent,
+ struct ata_host *host,
unsigned int port_no)
{
- struct Scsi_Host *host;
+ struct Scsi_Host *shost;
struct ata_port *ap;
- int rc;
DPRINTK("ENTER\n");
if (!ent->port_ops->error_handler &&
- !(ent->host_flags & (ATA_FLAG_SATA_RESET | ATA_FLAG_SRST))) {
+ !(ent->port_flags & (ATA_FLAG_SATA_RESET | ATA_FLAG_SRST))) {
printk(KERN_ERR "ata%u: no reset mechanism available\n",
port_no);
return NULL;
}
- host = scsi_host_alloc(ent->sht, sizeof(struct ata_port));
- if (!host)
+ shost = scsi_host_alloc(ent->sht, sizeof(struct ata_port));
+ if (!shost)
return NULL;
- host->transportt = &ata_scsi_transport_template;
-
- ap = ata_shost_to_port(host);
+ shost->transportt = &ata_scsi_transport_template;
- ata_host_init(ap, host, host_set, ent, port_no);
+ ap = ata_shost_to_port(shost);
- rc = ap->ops->port_start(ap);
- if (rc)
- goto err_out;
+ ata_port_init(ap, host, ent, port_no);
+ ata_port_init_shost(ap, shost);
return ap;
+}
-err_out:
- scsi_host_put(host);
- return NULL;
+/**
+ * ata_sas_host_init - Initialize a host struct
+ * @host: host to initialize
+ * @dev: device host is attached to
+ * @flags: host flags
+ * @ops: port_ops
+ *
+ * LOCKING:
+ * PCI/etc. bus probe sem.
+ *
+ */
+
+void ata_host_init(struct ata_host *host, struct device *dev,
+ unsigned long flags, const struct ata_port_operations *ops)
+{
+ spin_lock_init(&host->lock);
+ host->dev = dev;
+ host->flags = flags;
+ host->ops = ops;
}
/**
@@ -5370,78 +5419,106 @@ err_out:
*/
int ata_device_add(const struct ata_probe_ent *ent)
{
- unsigned int count = 0, i;
+ unsigned int i;
struct device *dev = ent->dev;
- struct ata_host_set *host_set;
+ struct ata_host *host;
int rc;
DPRINTK("ENTER\n");
/* alloc a container for our list of ATA ports (buses) */
- host_set = kzalloc(sizeof(struct ata_host_set) +
- (ent->n_ports * sizeof(void *)), GFP_KERNEL);
- if (!host_set)
+ host = kzalloc(sizeof(struct ata_host) +
+ (ent->n_ports * sizeof(void *)), GFP_KERNEL);
+ if (!host)
return 0;
- spin_lock_init(&host_set->lock);
- host_set->dev = dev;
- host_set->n_ports = ent->n_ports;
- host_set->irq = ent->irq;
- host_set->mmio_base = ent->mmio_base;
- host_set->private_data = ent->private_data;
- host_set->ops = ent->port_ops;
- host_set->flags = ent->host_set_flags;
+ ata_host_init(host, dev, ent->_host_flags, ent->port_ops);
+ host->n_ports = ent->n_ports;
+ host->irq = ent->irq;
+ host->irq2 = ent->irq2;
+ host->mmio_base = ent->mmio_base;
+ host->private_data = ent->private_data;
/* register each port bound to this device */
- for (i = 0; i < ent->n_ports; i++) {
+ for (i = 0; i < host->n_ports; i++) {
struct ata_port *ap;
unsigned long xfer_mode_mask;
+ int irq_line = ent->irq;
- ap = ata_host_add(ent, host_set, i);
+ ap = ata_port_add(ent, host, i);
if (!ap)
goto err_out;
- host_set->ports[i] = ap;
+ host->ports[i] = ap;
+
+ /* dummy? */
+ if (ent->dummy_port_mask & (1 << i)) {
+ ata_port_printk(ap, KERN_INFO, "DUMMY\n");
+ ap->ops = &ata_dummy_port_ops;
+ continue;
+ }
+
+ /* start port */
+ rc = ap->ops->port_start(ap);
+ if (rc) {
+ host->ports[i] = NULL;
+ scsi_host_put(ap->scsi_host);
+ goto err_out;
+ }
+
+ /* Report the secondary IRQ for second channel legacy */
+ if (i == 1 && ent->irq2)
+ irq_line = ent->irq2;
+
xfer_mode_mask =(ap->udma_mask << ATA_SHIFT_UDMA) |
(ap->mwdma_mask << ATA_SHIFT_MWDMA) |
(ap->pio_mask << ATA_SHIFT_PIO);
/* print per-port info to dmesg */
ata_port_printk(ap, KERN_INFO, "%cATA max %s cmd 0x%lX "
- "ctl 0x%lX bmdma 0x%lX irq %lu\n",
+ "ctl 0x%lX bmdma 0x%lX irq %d\n",
ap->flags & ATA_FLAG_SATA ? 'S' : 'P',
ata_mode_string(xfer_mode_mask),
ap->ioaddr.cmd_addr,
ap->ioaddr.ctl_addr,
ap->ioaddr.bmdma_addr,
- ent->irq);
+ irq_line);
ata_chk_status(ap);
- host_set->ops->irq_clear(ap);
+ host->ops->irq_clear(ap);
ata_eh_freeze_port(ap); /* freeze port before requesting IRQ */
- count++;
}
- if (!count)
- goto err_free_ret;
-
- /* obtain irq, that is shared between channels */
+ /* obtain irq, that may be shared between channels */
rc = request_irq(ent->irq, ent->port_ops->irq_handler, ent->irq_flags,
- DRV_NAME, host_set);
+ DRV_NAME, host);
if (rc) {
dev_printk(KERN_ERR, dev, "irq %lu request failed: %d\n",
ent->irq, rc);
goto err_out;
}
+ /* do we have a second IRQ for the other channel, eg legacy mode */
+ if (ent->irq2) {
+ /* We will get weird core code crashes later if this is true
+ so trap it now */
+ BUG_ON(ent->irq == ent->irq2);
+
+ rc = request_irq(ent->irq2, ent->port_ops->irq_handler, ent->irq_flags,
+ DRV_NAME, host);
+ if (rc) {
+ dev_printk(KERN_ERR, dev, "irq %lu request failed: %d\n",
+ ent->irq2, rc);
+ goto err_out_free_irq;
+ }
+ }
+
/* perform each probe synchronously */
DPRINTK("probe begin\n");
- for (i = 0; i < count; i++) {
- struct ata_port *ap;
+ for (i = 0; i < host->n_ports; i++) {
+ struct ata_port *ap = host->ports[i];
u32 scontrol;
int rc;
- ap = host_set->ports[i];
-
/* init sata_spd_limit to the current value */
if (sata_scr_read(ap, SCR_CONTROL, &scontrol) == 0) {
int spd = (scontrol >> 4) & 0xf;
@@ -5449,7 +5526,7 @@ int ata_device_add(const struct ata_probe_ent *ent)
}
ap->sata_spd_limit = ap->hw_sata_spd_limit;
- rc = scsi_add_host(ap->host, dev);
+ rc = scsi_add_host(ap->scsi_host, dev);
if (rc) {
ata_port_printk(ap, KERN_ERR, "scsi_add_host failed\n");
/* FIXME: do something useful here */
@@ -5497,27 +5574,29 @@ int ata_device_add(const struct ata_probe_ent *ent)
/* probes are done, now scan each port's disk(s) */
DPRINTK("host probe begin\n");
- for (i = 0; i < count; i++) {
- struct ata_port *ap = host_set->ports[i];
+ for (i = 0; i < host->n_ports; i++) {
+ struct ata_port *ap = host->ports[i];
ata_scsi_scan_host(ap);
}
- dev_set_drvdata(dev, host_set);
+ dev_set_drvdata(dev, host);
VPRINTK("EXIT, returning %u\n", ent->n_ports);
return ent->n_ports; /* success */
+err_out_free_irq:
+ free_irq(ent->irq, host);
err_out:
- for (i = 0; i < count; i++) {
- struct ata_port *ap = host_set->ports[i];
+ for (i = 0; i < host->n_ports; i++) {
+ struct ata_port *ap = host->ports[i];
if (ap) {
ap->ops->port_stop(ap);
- scsi_host_put(ap->host);
+ scsi_host_put(ap->scsi_host);
}
}
-err_free_ret:
- kfree(host_set);
+
+ kfree(host);
VPRINTK("EXIT, returning 0\n");
return 0;
}
@@ -5577,12 +5656,12 @@ void ata_port_detach(struct ata_port *ap)
skip_eh:
/* remove the associated SCSI host */
- scsi_remove_host(ap->host);
+ scsi_remove_host(ap->scsi_host);
}
/**
- * ata_host_set_remove - PCI layer callback for device removal
- * @host_set: ATA host set that was removed
+ * ata_host_remove - PCI layer callback for device removal
+ * @host: ATA host set that was removed
*
* Unregister all objects associated with this host set. Free those
* objects.
@@ -5591,36 +5670,39 @@ void ata_port_detach(struct ata_port *ap)
* Inherited from calling layer (may sleep).
*/
-void ata_host_set_remove(struct ata_host_set *host_set)
+void ata_host_remove(struct ata_host *host)
{
unsigned int i;
- for (i = 0; i < host_set->n_ports; i++)
- ata_port_detach(host_set->ports[i]);
+ for (i = 0; i < host->n_ports; i++)
+ ata_port_detach(host->ports[i]);
- free_irq(host_set->irq, host_set);
+ free_irq(host->irq, host);
+ if (host->irq2)
+ free_irq(host->irq2, host);
- for (i = 0; i < host_set->n_ports; i++) {
- struct ata_port *ap = host_set->ports[i];
+ for (i = 0; i < host->n_ports; i++) {
+ struct ata_port *ap = host->ports[i];
- ata_scsi_release(ap->host);
+ ata_scsi_release(ap->scsi_host);
if ((ap->flags & ATA_FLAG_NO_LEGACY) == 0) {
struct ata_ioports *ioaddr = &ap->ioaddr;
- if (ioaddr->cmd_addr == 0x1f0)
- release_region(0x1f0, 8);
- else if (ioaddr->cmd_addr == 0x170)
- release_region(0x170, 8);
+ /* FIXME: Add -ac IDE pci mods to remove these special cases */
+ if (ioaddr->cmd_addr == ATA_PRIMARY_CMD)
+ release_region(ATA_PRIMARY_CMD, 8);
+ else if (ioaddr->cmd_addr == ATA_SECONDARY_CMD)
+ release_region(ATA_SECONDARY_CMD, 8);
}
- scsi_host_put(ap->host);
+ scsi_host_put(ap->scsi_host);
}
- if (host_set->ops->host_stop)
- host_set->ops->host_stop(host_set);
+ if (host->ops->host_stop)
+ host->ops->host_stop(host);
- kfree(host_set);
+ kfree(host);
}
/**
@@ -5637,9 +5719,9 @@ void ata_host_set_remove(struct ata_host_set *host_set)
* One.
*/
-int ata_scsi_release(struct Scsi_Host *host)
+int ata_scsi_release(struct Scsi_Host *shost)
{
- struct ata_port *ap = ata_shost_to_port(host);
+ struct ata_port *ap = ata_shost_to_port(shost);
DPRINTK("ENTER\n");
@@ -5650,6 +5732,31 @@ int ata_scsi_release(struct Scsi_Host *host)
return 1;
}
+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->port_flags = port->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_std_ports - initialize ioaddr with standard port offsets.
* @ioaddr: IO address structure to be initialized
@@ -5679,11 +5786,11 @@ void ata_std_ports(struct ata_ioports *ioaddr)
#ifdef CONFIG_PCI
-void ata_pci_host_stop (struct ata_host_set *host_set)
+void ata_pci_host_stop (struct ata_host *host)
{
- struct pci_dev *pdev = to_pci_dev(host_set->dev);
+ struct pci_dev *pdev = to_pci_dev(host->dev);
- pci_iounmap(pdev, host_set->mmio_base);
+ pci_iounmap(pdev, host->mmio_base);
}
/**
@@ -5703,12 +5810,9 @@ void ata_pci_host_stop (struct ata_host_set *host_set)
void ata_pci_remove_one (struct pci_dev *pdev)
{
struct device *dev = pci_dev_to_dev(pdev);
- struct ata_host_set *host_set = dev_get_drvdata(dev);
- struct ata_host_set *host_set2 = host_set->next;
+ struct ata_host *host = dev_get_drvdata(dev);
- ata_host_set_remove(host_set);
- if (host_set2)
- ata_host_set_remove(host_set2);
+ ata_host_remove(host);
pci_release_regions(pdev);
pci_disable_device(pdev);
@@ -5749,11 +5853,11 @@ int pci_test_config_bits(struct pci_dev *pdev, const struct pci_bits *bits)
return (tmp == bits->val) ? 1 : 0;
}
-void ata_pci_device_do_suspend(struct pci_dev *pdev, pm_message_t state)
+void ata_pci_device_do_suspend(struct pci_dev *pdev, pm_message_t mesg)
{
pci_save_state(pdev);
- if (state.event == PM_EVENT_SUSPEND) {
+ if (mesg.event == PM_EVENT_SUSPEND) {
pci_disable_device(pdev);
pci_set_power_state(pdev, PCI_D3hot);
}
@@ -5767,37 +5871,26 @@ void ata_pci_device_do_resume(struct pci_dev *pdev)
pci_set_master(pdev);
}
-int ata_pci_device_suspend(struct pci_dev *pdev, pm_message_t state)
+int ata_pci_device_suspend(struct pci_dev *pdev, pm_message_t mesg)
{
- struct ata_host_set *host_set = dev_get_drvdata(&pdev->dev);
+ struct ata_host *host = dev_get_drvdata(&pdev->dev);
int rc = 0;
- rc = ata_host_set_suspend(host_set, state);
+ rc = ata_host_suspend(host, mesg);
if (rc)
return rc;
- if (host_set->next) {
- rc = ata_host_set_suspend(host_set->next, state);
- if (rc) {
- ata_host_set_resume(host_set);
- return rc;
- }
- }
-
- ata_pci_device_do_suspend(pdev, state);
+ ata_pci_device_do_suspend(pdev, mesg);
return 0;
}
int ata_pci_device_resume(struct pci_dev *pdev)
{
- struct ata_host_set *host_set = dev_get_drvdata(&pdev->dev);
+ struct ata_host *host = dev_get_drvdata(&pdev->dev);
ata_pci_device_do_resume(pdev);
- ata_host_set_resume(host_set);
- if (host_set->next)
- ata_host_set_resume(host_set->next);
-
+ ata_host_resume(host);
return 0;
}
#endif /* CONFIG_PCI */
@@ -5897,6 +5990,39 @@ u32 ata_wait_register(void __iomem *reg, u32 mask, u32 val,
}
/*
+ * Dummy port_ops
+ */
+static void ata_dummy_noret(struct ata_port *ap) { }
+static int ata_dummy_ret0(struct ata_port *ap) { return 0; }
+static void ata_dummy_qc_noret(struct ata_queued_cmd *qc) { }
+
+static u8 ata_dummy_check_status(struct ata_port *ap)
+{
+ return ATA_DRDY;
+}
+
+static unsigned int ata_dummy_qc_issue(struct ata_queued_cmd *qc)
+{
+ return AC_ERR_SYSTEM;
+}
+
+const struct ata_port_operations ata_dummy_port_ops = {
+ .port_disable = ata_port_disable,
+ .check_status = ata_dummy_check_status,
+ .check_altstatus = ata_dummy_check_status,
+ .dev_select = ata_noop_dev_select,
+ .qc_prep = ata_noop_qc_prep,
+ .qc_issue = ata_dummy_qc_issue,
+ .freeze = ata_dummy_noret,
+ .thaw = ata_dummy_noret,
+ .error_handler = ata_dummy_noret,
+ .post_internal_cmd = ata_dummy_qc_noret,
+ .irq_clear = ata_dummy_noret,
+ .port_start = ata_dummy_ret0,
+ .port_stop = ata_dummy_noret,
+};
+
+/*
* libata is essentially a library of internal helper functions for
* low-level ATA host controller drivers. As such, the API/ABI is
* likely to change as new drivers are added and updated.
@@ -5906,11 +6032,13 @@ u32 ata_wait_register(void __iomem *reg, u32 mask, u32 val,
EXPORT_SYMBOL_GPL(sata_deb_timing_normal);
EXPORT_SYMBOL_GPL(sata_deb_timing_hotplug);
EXPORT_SYMBOL_GPL(sata_deb_timing_long);
+EXPORT_SYMBOL_GPL(ata_dummy_port_ops);
EXPORT_SYMBOL_GPL(ata_std_bios_param);
EXPORT_SYMBOL_GPL(ata_std_ports);
+EXPORT_SYMBOL_GPL(ata_host_init);
EXPORT_SYMBOL_GPL(ata_device_add);
EXPORT_SYMBOL_GPL(ata_port_detach);
-EXPORT_SYMBOL_GPL(ata_host_set_remove);
+EXPORT_SYMBOL_GPL(ata_host_remove);
EXPORT_SYMBOL_GPL(ata_sg_init);
EXPORT_SYMBOL_GPL(ata_sg_init_one);
EXPORT_SYMBOL_GPL(ata_hsm_move);
@@ -5977,8 +6105,8 @@ EXPORT_SYMBOL_GPL(sata_scr_write);
EXPORT_SYMBOL_GPL(sata_scr_write_flush);
EXPORT_SYMBOL_GPL(ata_port_online);
EXPORT_SYMBOL_GPL(ata_port_offline);
-EXPORT_SYMBOL_GPL(ata_host_set_suspend);
-EXPORT_SYMBOL_GPL(ata_host_set_resume);
+EXPORT_SYMBOL_GPL(ata_host_suspend);
+EXPORT_SYMBOL_GPL(ata_host_resume);
EXPORT_SYMBOL_GPL(ata_id_string);
EXPORT_SYMBOL_GPL(ata_id_c_string);
EXPORT_SYMBOL_GPL(ata_scsi_simulate);
diff --git a/drivers/scsi/libata-eh.c b/drivers/ata/libata-eh.c
index 29f59345305..b1b510493c2 100644
--- a/drivers/scsi/libata-eh.c
+++ b/drivers/ata/libata-eh.c
@@ -39,7 +39,7 @@
#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>
@@ -200,7 +200,7 @@ 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.
@@ -377,7 +377,7 @@ 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;
}
@@ -486,7 +486,7 @@ 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)
{
@@ -513,14 +513,14 @@ 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");
}
@@ -532,7 +532,7 @@ 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.
@@ -575,7 +575,7 @@ 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)
{
@@ -596,7 +596,7 @@ 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.
diff --git a/drivers/scsi/libata-scsi.c b/drivers/ata/libata-scsi.c
index e92c31d698f..3986ec8741b 100644
--- a/drivers/scsi/libata-scsi.c
+++ b/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 @@ invalid_fld:
* 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 @@ nothing_to_do:
* %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 @@ defer:
* 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 @@ saving_not_supp:
* 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);
diff --git a/drivers/scsi/libata-bmdma.c b/drivers/ata/libata-sff.c
index 9ce221f2595..76050285982 100644
--- a/drivers/scsi/libata-bmdma.c
+++ b/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]);
@@ -880,7 +854,7 @@ 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]);
@@ -893,44 +867,48 @@ 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]);
+ } else
+ probe_ent->dummy_port_mask |= ATA_PORT_SECONDARY;
return probe_ent;
}
@@ -950,6 +928,10 @@ 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 +942,7 @@ 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 +957,7 @@ 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 +991,34 @@ 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);
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_PRIMARY_CMD);
}
} 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);
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_SECONDARY_CMD);
}
} else
- legacy_mode |= (1 << 1);
+ legacy_mode |= ATA_PORT_SECONDARY;
}
/* we have legacy mode, but all ports are unavailable */
@@ -1055,17 +1036,14 @@ 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 +1051,17 @@ 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)
diff --git a/drivers/scsi/libata.h b/drivers/ata/libata.h
index c325679d9b5..a5ecb71390a 100644
--- a/drivers/scsi/libata.h
+++ b/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);
diff --git a/drivers/scsi/pdc_adma.c b/drivers/ata/pdc_adma.c
index efc8fff1d25..912211ada81 100644
--- a/drivers/scsi/pdc_adma.c
+++ b/drivers/ata/pdc_adma.c
@@ -127,7 +127,7 @@ static int adma_ata_init_one (struct pci_dev *pdev,
static irqreturn_t adma_intr (int irq, void *dev_instance,
struct pt_regs *regs);
static int adma_port_start(struct ata_port *ap);
-static void adma_host_stop(struct ata_host_set *host_set);
+static void adma_host_stop(struct ata_host *host);
static void adma_port_stop(struct ata_port *ap);
static void adma_phy_reset(struct ata_port *ap);
static void adma_qc_prep(struct ata_queued_cmd *qc);
@@ -182,7 +182,7 @@ static struct ata_port_info adma_port_info[] = {
/* board_1841_idx */
{
.sht = &adma_ata_sht,
- .host_flags = ATA_FLAG_SLAVE_POSS | ATA_FLAG_SRST |
+ .flags = ATA_FLAG_SLAVE_POSS | ATA_FLAG_SRST |
ATA_FLAG_NO_LEGACY | ATA_FLAG_MMIO |
ATA_FLAG_PIO_POLLING,
.pio_mask = 0x10, /* pio4 */
@@ -237,7 +237,7 @@ static void adma_reset_engine(void __iomem *chan)
static void adma_reinit_engine(struct ata_port *ap)
{
struct adma_port_priv *pp = ap->private_data;
- void __iomem *mmio_base = ap->host_set->mmio_base;
+ void __iomem *mmio_base = ap->host->mmio_base;
void __iomem *chan = ADMA_REGS(mmio_base, ap->port_no);
/* mask/clear ATA interrupts */
@@ -265,7 +265,7 @@ static void adma_reinit_engine(struct ata_port *ap)
static inline void adma_enter_reg_mode(struct ata_port *ap)
{
- void __iomem *chan = ADMA_REGS(ap->host_set->mmio_base, ap->port_no);
+ void __iomem *chan = ADMA_REGS(ap->host->mmio_base, ap->port_no);
writew(aPIOMD4, chan + ADMA_CONTROL);
readb(chan + ADMA_STATUS); /* flush */
@@ -412,7 +412,7 @@ static void adma_qc_prep(struct ata_queued_cmd *qc)
static inline void adma_packet_start(struct ata_queued_cmd *qc)
{
struct ata_port *ap = qc->ap;
- void __iomem *chan = ADMA_REGS(ap->host_set->mmio_base, ap->port_no);
+ void __iomem *chan = ADMA_REGS(ap->host->mmio_base, ap->port_no);
VPRINTK("ENTER, ap %p\n", ap);
@@ -442,13 +442,13 @@ static unsigned int adma_qc_issue(struct ata_queued_cmd *qc)
return ata_qc_issue_prot(qc);
}
-static inline unsigned int adma_intr_pkt(struct ata_host_set *host_set)
+static inline unsigned int adma_intr_pkt(struct ata_host *host)
{
unsigned int handled = 0, port_no;
- u8 __iomem *mmio_base = host_set->mmio_base;
+ u8 __iomem *mmio_base = host->mmio_base;
- for (port_no = 0; port_no < host_set->n_ports; ++port_no) {
- struct ata_port *ap = host_set->ports[port_no];
+ for (port_no = 0; port_no < host->n_ports; ++port_no) {
+ struct ata_port *ap = host->ports[port_no];
struct adma_port_priv *pp;
struct ata_queued_cmd *qc;
void __iomem *chan = ADMA_REGS(mmio_base, port_no);
@@ -476,13 +476,13 @@ static inline unsigned int adma_intr_pkt(struct ata_host_set *host_set)
return handled;
}
-static inline unsigned int adma_intr_mmio(struct ata_host_set *host_set)
+static inline unsigned int adma_intr_mmio(struct ata_host *host)
{
unsigned int handled = 0, port_no;
- for (port_no = 0; port_no < host_set->n_ports; ++port_no) {
+ for (port_no = 0; port_no < host->n_ports; ++port_no) {
struct ata_port *ap;
- ap = host_set->ports[port_no];
+ ap = host->ports[port_no];
if (ap && (!(ap->flags & ATA_FLAG_DISABLED))) {
struct ata_queued_cmd *qc;
struct adma_port_priv *pp = ap->private_data;
@@ -511,14 +511,14 @@ static inline unsigned int adma_intr_mmio(struct ata_host_set *host_set)
static irqreturn_t adma_intr(int irq, void *dev_instance, struct pt_regs *regs)
{
- struct ata_host_set *host_set = dev_instance;
+ struct ata_host *host = dev_instance;
unsigned int handled = 0;
VPRINTK("ENTER\n");
- spin_lock(&host_set->lock);
- handled = adma_intr_pkt(host_set) | adma_intr_mmio(host_set);
- spin_unlock(&host_set->lock);
+ spin_lock(&host->lock);
+ handled = adma_intr_pkt(host) | adma_intr_mmio(host);
+ spin_unlock(&host->lock);
VPRINTK("EXIT\n");
@@ -544,7 +544,7 @@ static void adma_ata_setup_port(struct ata_ioports *port, unsigned long base)
static int adma_port_start(struct ata_port *ap)
{
- struct device *dev = ap->host_set->dev;
+ struct device *dev = ap->host->dev;
struct adma_port_priv *pp;
int rc;
@@ -582,10 +582,10 @@ err_out:
static void adma_port_stop(struct ata_port *ap)
{
- struct device *dev = ap->host_set->dev;
+ struct device *dev = ap->host->dev;
struct adma_port_priv *pp = ap->private_data;
- adma_reset_engine(ADMA_REGS(ap->host_set->mmio_base, ap->port_no));
+ adma_reset_engine(ADMA_REGS(ap->host->mmio_base, ap->port_no));
if (pp != NULL) {
ap->private_data = NULL;
if (pp->pkt != NULL)
@@ -596,14 +596,14 @@ static void adma_port_stop(struct ata_port *ap)
ata_port_stop(ap);
}
-static void adma_host_stop(struct ata_host_set *host_set)
+static void adma_host_stop(struct ata_host *host)
{
unsigned int port_no;
for (port_no = 0; port_no < ADMA_PORTS; ++port_no)
- adma_reset_engine(ADMA_REGS(host_set->mmio_base, port_no));
+ adma_reset_engine(ADMA_REGS(host->mmio_base, port_no));
- ata_pci_host_stop(host_set);
+ ata_pci_host_stop(host);
}
static void adma_host_init(unsigned int chip_id,
@@ -684,7 +684,7 @@ static int adma_ata_init_one(struct pci_dev *pdev,
INIT_LIST_HEAD(&probe_ent->node);
probe_ent->sht = adma_port_info[board_idx].sht;
- probe_ent->host_flags = adma_port_info[board_idx].host_flags;
+ probe_ent->port_flags = adma_port_info[board_idx].flags;
probe_ent->pio_mask = adma_port_info[board_idx].pio_mask;
probe_ent->mwdma_mask = adma_port_info[board_idx].mwdma_mask;
probe_ent->udma_mask = adma_port_info[board_idx].udma_mask;
@@ -722,7 +722,7 @@ err_out:
static int __init adma_ata_init(void)
{
- return pci_module_init(&adma_ata_pci_driver);
+ return pci_register_driver(&adma_ata_pci_driver);
}
static void __exit adma_ata_exit(void)
diff --git a/drivers/scsi/sata_mv.c b/drivers/ata/sata_mv.c
index 1053c7c76b7..34f1939b44c 100644
--- a/drivers/scsi/sata_mv.c
+++ b/drivers/ata/sata_mv.c
@@ -342,7 +342,7 @@ static u32 mv5_scr_read(struct ata_port *ap, unsigned int sc_reg_in);
static void mv5_scr_write(struct ata_port *ap, unsigned int sc_reg_in, u32 val);
static void mv_phy_reset(struct ata_port *ap);
static void __mv_phy_reset(struct ata_port *ap, int can_sleep);
-static void mv_host_stop(struct ata_host_set *host_set);
+static void mv_host_stop(struct ata_host *host);
static int mv_port_start(struct ata_port *ap);
static void mv_port_stop(struct ata_port *ap);
static void mv_qc_prep(struct ata_queued_cmd *qc);
@@ -480,35 +480,35 @@ static const struct ata_port_operations mv_iie_ops = {
static const struct ata_port_info mv_port_info[] = {
{ /* chip_504x */
.sht = &mv_sht,
- .host_flags = MV_COMMON_FLAGS,
+ .flags = MV_COMMON_FLAGS,
.pio_mask = 0x1f, /* pio0-4 */
.udma_mask = 0x7f, /* udma0-6 */
.port_ops = &mv5_ops,
},
{ /* chip_508x */
.sht = &mv_sht,
- .host_flags = (MV_COMMON_FLAGS | MV_FLAG_DUAL_HC),
+ .flags = (MV_COMMON_FLAGS | MV_FLAG_DUAL_HC),
.pio_mask = 0x1f, /* pio0-4 */
.udma_mask = 0x7f, /* udma0-6 */
.port_ops = &mv5_ops,
},
{ /* chip_5080 */
.sht = &mv_sht,
- .host_flags = (MV_COMMON_FLAGS | MV_FLAG_DUAL_HC),
+ .flags = (MV_COMMON_FLAGS | MV_FLAG_DUAL_HC),
.pio_mask = 0x1f, /* pio0-4 */
.udma_mask = 0x7f, /* udma0-6 */
.port_ops = &mv5_ops,
},
{ /* chip_604x */
.sht = &mv_sht,
- .host_flags = (MV_COMMON_FLAGS | MV_6XXX_FLAGS),
+ .flags = (MV_COMMON_FLAGS | MV_6XXX_FLAGS),
.pio_mask = 0x1f, /* pio0-4 */
.udma_mask = 0x7f, /* udma0-6 */
.port_ops = &mv6_ops,
},
{ /* chip_608x */
.sht = &mv_sht,
- .host_flags = (MV_COMMON_FLAGS | MV_6XXX_FLAGS |
+ .flags = (MV_COMMON_FLAGS | MV_6XXX_FLAGS |
MV_FLAG_DUAL_HC),
.pio_mask = 0x1f, /* pio0-4 */
.udma_mask = 0x7f, /* udma0-6 */
@@ -516,14 +516,14 @@ static const struct ata_port_info mv_port_info[] = {
},
{ /* chip_6042 */
.sht = &mv_sht,
- .host_flags = (MV_COMMON_FLAGS | MV_6XXX_FLAGS),
+ .flags = (MV_COMMON_FLAGS | MV_6XXX_FLAGS),
.pio_mask = 0x1f, /* pio0-4 */
.udma_mask = 0x7f, /* udma0-6 */
.port_ops = &mv_iie_ops,
},
{ /* chip_7042 */
.sht = &mv_sht,
- .host_flags = (MV_COMMON_FLAGS | MV_6XXX_FLAGS |
+ .flags = (MV_COMMON_FLAGS | MV_6XXX_FLAGS |
MV_FLAG_DUAL_HC),
.pio_mask = 0x1f, /* pio0-4 */
.udma_mask = 0x7f, /* udma0-6 */
@@ -618,12 +618,12 @@ static inline void __iomem *mv_port_base(void __iomem *base, unsigned int port)
static inline void __iomem *mv_ap_base(struct ata_port *ap)
{
- return mv_port_base(ap->host_set->mmio_base, ap->port_no);
+ return mv_port_base(ap->host->mmio_base, ap->port_no);
}
-static inline int mv_get_hc_count(unsigned long host_flags)
+static inline int mv_get_hc_count(unsigned long port_flags)
{
- return ((host_flags & MV_FLAG_DUAL_HC) ? 2 : 1);
+ return ((port_flags & MV_FLAG_DUAL_HC) ? 2 : 1);
}
static void mv_irq_clear(struct ata_port *ap)
@@ -809,7 +809,7 @@ static void mv_scr_write(struct ata_port *ap, unsigned int sc_reg_in, u32 val)
/**
* mv_host_stop - Host specific cleanup/stop routine.
- * @host_set: host data structure
+ * @host: host data structure
*
* Disable ints, cleanup host memory, call general purpose
* host_stop.
@@ -817,10 +817,10 @@ static void mv_scr_write(struct ata_port *ap, unsigned int sc_reg_in, u32 val)
* LOCKING:
* Inherited from caller.
*/
-static void mv_host_stop(struct ata_host_set *host_set)
+static void mv_host_stop(struct ata_host *host)
{
- struct mv_host_priv *hpriv = host_set->private_data;
- struct pci_dev *pdev = to_pci_dev(host_set->dev);
+ struct mv_host_priv *hpriv = host->private_data;
+ struct pci_dev *pdev = to_pci_dev(host->dev);
if (hpriv->hp_flags & MV_HP_FLAG_MSI) {
pci_disable_msi(pdev);
@@ -828,7 +828,7 @@ static void mv_host_stop(struct ata_host_set *host_set)
pci_intx(pdev, 0);
}
kfree(hpriv);
- ata_host_stop(host_set);
+ ata_host_stop(host);
}
static inline void mv_priv_free(struct mv_port_priv *pp, struct device *dev)
@@ -875,8 +875,8 @@ static void mv_edma_cfg(struct mv_host_priv *hpriv, void __iomem *port_mmio)
*/
static int mv_port_start(struct ata_port *ap)
{
- struct device *dev = ap->host_set->dev;
- struct mv_host_priv *hpriv = ap->host_set->private_data;
+ struct device *dev = ap->host->dev;
+ struct mv_host_priv *hpriv = ap->host->private_data;
struct mv_port_priv *pp;
void __iomem *port_mmio = mv_ap_base(ap);
void *mem;
@@ -965,17 +965,17 @@ err_out:
* Stop DMA, cleanup port memory.
*
* LOCKING:
- * This routine uses the host_set lock to protect the DMA stop.
+ * This routine uses the host lock to protect the DMA stop.
*/
static void mv_port_stop(struct ata_port *ap)
{
- struct device *dev = ap->host_set->dev;
+ struct device *dev = ap->host->dev;
struct mv_port_priv *pp = ap->private_data;
unsigned long flags;
- spin_lock_irqsave(&ap->host_set->lock, flags);
+ spin_lock_irqsave(&ap->host->lock, flags);
mv_stop_dma(ap);
- spin_unlock_irqrestore(&ap->host_set->lock, flags);
+ spin_unlock_irqrestore(&ap->host->lock, flags);
ap->private_data = NULL;
ata_pad_free(ap, dev);
@@ -1330,7 +1330,7 @@ static void mv_err_intr(struct ata_port *ap, int reset_allowed)
/**
* mv_host_intr - Handle all interrupts on the given host controller
- * @host_set: host specific structure
+ * @host: host specific structure
* @relevant: port error bits relevant to this host controller
* @hc: which host controller we're to look at
*
@@ -1344,10 +1344,9 @@ static void mv_err_intr(struct ata_port *ap, int reset_allowed)
* LOCKING:
* Inherited from caller.
*/
-static void mv_host_intr(struct ata_host_set *host_set, u32 relevant,
- unsigned int hc)
+static void mv_host_intr(struct ata_host *host, u32 relevant, unsigned int hc)
{
- void __iomem *mmio = host_set->mmio_base;
+ void __iomem *mmio = host->mmio_base;
void __iomem *hc_mmio = mv_hc_base(mmio, hc);
struct ata_queued_cmd *qc;
u32 hc_irq_cause;
@@ -1371,7 +1370,7 @@ static void mv_host_intr(struct ata_host_set *host_set, u32 relevant,
for (port = port0; port < port0 + MV_PORTS_PER_HC; port++) {
u8 ata_status = 0;
- struct ata_port *ap = host_set->ports[port];
+ struct ata_port *ap = host->ports[port];
struct mv_port_priv *pp = ap->private_data;
hard_port = mv_hardport_from_port(port); /* range 0..3 */
@@ -1444,15 +1443,15 @@ static void mv_host_intr(struct ata_host_set *host_set, u32 relevant,
* reported here.
*
* LOCKING:
- * This routine holds the host_set lock while processing pending
+ * This routine holds the host lock while processing pending
* interrupts.
*/
static irqreturn_t mv_interrupt(int irq, void *dev_instance,
struct pt_regs *regs)
{
- struct ata_host_set *host_set = dev_instance;
+ struct ata_host *host = dev_instance;
unsigned int hc, handled = 0, n_hcs;
- void __iomem *mmio = host_set->mmio_base;
+ void __iomem *mmio = host->mmio_base;
struct mv_host_priv *hpriv;
u32 irq_stat;
@@ -1465,18 +1464,18 @@ static irqreturn_t mv_interrupt(int irq, void *dev_instance,
return IRQ_NONE;
}
- n_hcs = mv_get_hc_count(host_set->ports[0]->flags);
- spin_lock(&host_set->lock);
+ n_hcs = mv_get_hc_count(host->ports[0]->flags);
+ spin_lock(&host->lock);
for (hc = 0; hc < n_hcs; hc++) {
u32 relevant = irq_stat & (HC0_IRQ_PEND << (hc * HC_SHIFT));
if (relevant) {
- mv_host_intr(host_set, relevant, hc);
+ mv_host_intr(host, relevant, hc);
handled++;
}
}
- hpriv = host_set->private_data;
+ hpriv = host->private_data;
if (IS_60XX(hpriv)) {
/* deal with the interrupt coalescing bits */
if (irq_stat & (TRAN_LO_DONE | TRAN_HI_DONE | PORTS_0_7_COAL_DONE)) {
@@ -1491,12 +1490,12 @@ static irqreturn_t mv_interrupt(int irq, void *dev_instance,
readl(mmio + PCI_IRQ_CAUSE_OFS));
DPRINTK("All regs @ PCI error\n");
- mv_dump_all_regs(mmio, -1, to_pci_dev(host_set->dev));
+ mv_dump_all_regs(mmio, -1, to_pci_dev(host->dev));
writelfl(0, mmio + PCI_IRQ_CAUSE_OFS);
handled++;
}
- spin_unlock(&host_set->lock);
+ spin_unlock(&host->lock);
return IRQ_RETVAL(handled);
}
@@ -1528,7 +1527,7 @@ static unsigned int mv5_scr_offset(unsigned int sc_reg_in)
static u32 mv5_scr_read(struct ata_port *ap, unsigned int sc_reg_in)
{
- void __iomem *mmio = mv5_phy_base(ap->host_set->mmio_base, ap->port_no);
+ void __iomem *mmio = mv5_phy_base(ap->host->mmio_base, ap->port_no);
unsigned int ofs = mv5_scr_offset(sc_reg_in);
if (ofs != 0xffffffffU)
@@ -1539,7 +1538,7 @@ static u32 mv5_scr_read(struct ata_port *ap, unsigned int sc_reg_in)
static void mv5_scr_write(struct ata_port *ap, unsigned int sc_reg_in, u32 val)
{
- void __iomem *mmio = mv5_phy_base(ap->host_set->mmio_base, ap->port_no);
+ void __iomem *mmio = mv5_phy_base(ap->host->mmio_base, ap->port_no);
unsigned int ofs = mv5_scr_offset(sc_reg_in);
if (ofs != 0xffffffffU)
@@ -1904,8 +1903,8 @@ static void mv_channel_reset(struct mv_host_priv *hpriv, void __iomem *mmio,
static void mv_stop_and_reset(struct ata_port *ap)
{
- struct mv_host_priv *hpriv = ap->host_set->private_data;
- void __iomem *mmio = ap->host_set->mmio_base;
+ struct mv_host_priv *hpriv = ap->host->private_data;
+ void __iomem *mmio = ap->host->mmio_base;
mv_stop_dma(ap);
@@ -1936,7 +1935,7 @@ static inline void __msleep(unsigned int msec, int can_sleep)
static void __mv_phy_reset(struct ata_port *ap, int can_sleep)
{
struct mv_port_priv *pp = ap->private_data;
- struct mv_host_priv *hpriv = ap->host_set->private_data;
+ struct mv_host_priv *hpriv = ap->host->private_data;
void __iomem *port_mmio = mv_ap_base(ap);
struct ata_taskfile tf;
struct ata_device *dev = &ap->device[0];
@@ -2035,7 +2034,7 @@ static void mv_phy_reset(struct ata_port *ap)
* chip/bus, fail the command, and move on.
*
* LOCKING:
- * This routine holds the host_set lock while failing the command.
+ * This routine holds the host lock while failing the command.
*/
static void mv_eng_timeout(struct ata_port *ap)
{
@@ -2044,18 +2043,17 @@ static void mv_eng_timeout(struct ata_port *ap)
ata_port_printk(ap, KERN_ERR, "Entering mv_eng_timeout\n");
DPRINTK("All regs @ start of eng_timeout\n");
- mv_dump_all_regs(ap->host_set->mmio_base, ap->port_no,
- to_pci_dev(ap->host_set->dev));
+ mv_dump_all_regs(ap->host->mmio_base, ap->port_no,
+ to_pci_dev(ap->host->dev));
qc = ata_qc_from_tag(ap, ap->active_tag);
printk(KERN_ERR "mmio_base %p ap %p qc %p scsi_cmnd %p &cmnd %p\n",
- ap->host_set->mmio_base, ap, qc, qc->scsicmd,
- &qc->scsicmd->cmnd);
+ ap->host->mmio_base, ap, qc, qc->scsicmd, &qc->scsicmd->cmnd);
- spin_lock_irqsave(&ap->host_set->lock, flags);
+ spin_lock_irqsave(&ap->host->lock, flags);
mv_err_intr(ap, 0);
mv_stop_and_reset(ap);
- spin_unlock_irqrestore(&ap->host_set->lock, flags);
+ spin_unlock_irqrestore(&ap->host->lock, flags);
WARN_ON(!(qc->flags & ATA_QCFLAG_ACTIVE));
if (qc->flags & ATA_QCFLAG_ACTIVE) {
@@ -2236,7 +2234,7 @@ static int mv_init_host(struct pci_dev *pdev, struct ata_probe_ent *probe_ent,
if (rc)
goto done;
- n_hc = mv_get_hc_count(probe_ent->host_flags);
+ n_hc = mv_get_hc_count(probe_ent->port_flags);
probe_ent->n_ports = MV_PORTS_PER_HC * n_hc;
for (port = 0; port < probe_ent->n_ports; port++)
@@ -2389,7 +2387,7 @@ static int mv_init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
memset(hpriv, 0, sizeof(*hpriv));
probe_ent->sht = mv_port_info[board_idx].sht;
- probe_ent->host_flags = mv_port_info[board_idx].host_flags;
+ probe_ent->port_flags = mv_port_info[board_idx].flags;
probe_ent->pio_mask = mv_port_info[board_idx].pio_mask;
probe_ent->udma_mask = mv_port_info[board_idx].udma_mask;
probe_ent->port_ops = mv_port_info[board_idx].port_ops;
@@ -2447,7 +2445,7 @@ err_out:
static int __init mv_init(void)
{
- return pci_module_init(&mv_pci_driver);
+ return pci_register_driver(&mv_pci_driver);
}
static void __exit mv_exit(void)
diff --git a/drivers/scsi/sata_nv.c b/drivers/ata/sata_nv.c
index 56da25581f3..27c22feebf3 100644
--- a/drivers/scsi/sata_nv.c
+++ b/drivers/ata/sata_nv.c
@@ -81,7 +81,7 @@ enum {
};
static int nv_init_one (struct pci_dev *pdev, const struct pci_device_id *ent);
-static void nv_ck804_host_stop(struct ata_host_set *host_set);
+static void nv_ck804_host_stop(struct ata_host *host);
static irqreturn_t nv_generic_interrupt(int irq, void *dev_instance,
struct pt_regs *regs);
static irqreturn_t nv_nf2_interrupt(int irq, void *dev_instance,
@@ -257,7 +257,7 @@ static struct ata_port_info nv_port_info[] = {
/* generic */
{
.sht = &nv_sht,
- .host_flags = ATA_FLAG_SATA | ATA_FLAG_NO_LEGACY,
+ .flags = ATA_FLAG_SATA | ATA_FLAG_NO_LEGACY,
.pio_mask = NV_PIO_MASK,
.mwdma_mask = NV_MWDMA_MASK,
.udma_mask = NV_UDMA_MASK,
@@ -266,7 +266,7 @@ static struct ata_port_info nv_port_info[] = {
/* nforce2/3 */
{
.sht = &nv_sht,
- .host_flags = ATA_FLAG_SATA | ATA_FLAG_NO_LEGACY,
+ .flags = ATA_FLAG_SATA | ATA_FLAG_NO_LEGACY,
.pio_mask = NV_PIO_MASK,
.mwdma_mask = NV_MWDMA_MASK,
.udma_mask = NV_UDMA_MASK,
@@ -275,7 +275,7 @@ static struct ata_port_info nv_port_info[] = {
/* ck804 */
{
.sht = &nv_sht,
- .host_flags = ATA_FLAG_SATA | ATA_FLAG_NO_LEGACY,
+ .flags = ATA_FLAG_SATA | ATA_FLAG_NO_LEGACY,
.pio_mask = NV_PIO_MASK,
.mwdma_mask = NV_MWDMA_MASK,
.udma_mask = NV_UDMA_MASK,
@@ -292,17 +292,17 @@ MODULE_VERSION(DRV_VERSION);
static irqreturn_t nv_generic_interrupt(int irq, void *dev_instance,
struct pt_regs *regs)
{
- struct ata_host_set *host_set = dev_instance;
+ struct ata_host *host = dev_instance;
unsigned int i;
unsigned int handled = 0;
unsigned long flags;
- spin_lock_irqsave(&host_set->lock, flags);
+ spin_lock_irqsave(&host->lock, flags);
- for (i = 0; i < host_set->n_ports; i++) {
+ for (i = 0; i < host->n_ports; i++) {
struct ata_port *ap;
- ap = host_set->ports[i];
+ ap = host->ports[i];
if (ap &&
!(ap->flags & ATA_FLAG_DISABLED)) {
struct ata_queued_cmd *qc;
@@ -318,7 +318,7 @@ static irqreturn_t nv_generic_interrupt(int irq, void *dev_instance,
}
- spin_unlock_irqrestore(&host_set->lock, flags);
+ spin_unlock_irqrestore(&host->lock, flags);
return IRQ_RETVAL(handled);
}
@@ -354,12 +354,12 @@ static int nv_host_intr(struct ata_port *ap, u8 irq_stat)
return 1;
}
-static irqreturn_t nv_do_interrupt(struct ata_host_set *host_set, u8 irq_stat)
+static irqreturn_t nv_do_interrupt(struct ata_host *host, u8 irq_stat)
{
int i, handled = 0;
- for (i = 0; i < host_set->n_ports; i++) {
- struct ata_port *ap = host_set->ports[i];
+ for (i = 0; i < host->n_ports; i++) {
+ struct ata_port *ap = host->ports[i];
if (ap && !(ap->flags & ATA_FLAG_DISABLED))
handled += nv_host_intr(ap, irq_stat);
@@ -373,14 +373,14 @@ static irqreturn_t nv_do_interrupt(struct ata_host_set *host_set, u8 irq_stat)
static irqreturn_t nv_nf2_interrupt(int irq, void *dev_instance,
struct pt_regs *regs)
{
- struct ata_host_set *host_set = dev_instance;
+ struct ata_host *host = dev_instance;
u8 irq_stat;
irqreturn_t ret;
- spin_lock(&host_set->lock);
- irq_stat = inb(host_set->ports[0]->ioaddr.scr_addr + NV_INT_STATUS);
- ret = nv_do_interrupt(host_set, irq_stat);
- spin_unlock(&host_set->lock);
+ spin_lock(&host->lock);
+ irq_stat = inb(host->ports[0]->ioaddr.scr_addr + NV_INT_STATUS);
+ ret = nv_do_interrupt(host, irq_stat);
+ spin_unlock(&host->lock);
return ret;
}
@@ -388,14 +388,14 @@ static irqreturn_t nv_nf2_interrupt(int irq, void *dev_instance,
static irqreturn_t nv_ck804_interrupt(int irq, void *dev_instance,
struct pt_regs *regs)
{
- struct ata_host_set *host_set = dev_instance;
+ struct ata_host *host = dev_instance;
u8 irq_stat;
irqreturn_t ret;
- spin_lock(&host_set->lock);
- irq_stat = readb(host_set->mmio_base + NV_INT_STATUS_CK804);
- ret = nv_do_interrupt(host_set, irq_stat);
- spin_unlock(&host_set->lock);
+ spin_lock(&host->lock);
+ irq_stat = readb(host->mmio_base + NV_INT_STATUS_CK804);
+ ret = nv_do_interrupt(host, irq_stat);
+ spin_unlock(&host->lock);
return ret;
}
@@ -418,7 +418,7 @@ static void nv_scr_write (struct ata_port *ap, unsigned int sc_reg, u32 val)
static void nv_nf2_freeze(struct ata_port *ap)
{
- unsigned long scr_addr = ap->host_set->ports[0]->ioaddr.scr_addr;
+ unsigned long scr_addr = ap->host->ports[0]->ioaddr.scr_addr;
int shift = ap->port_no * NV_INT_PORT_SHIFT;
u8 mask;
@@ -429,7 +429,7 @@ static void nv_nf2_freeze(struct ata_port *ap)
static void nv_nf2_thaw(struct ata_port *ap)
{
- unsigned long scr_addr = ap->host_set->ports[0]->ioaddr.scr_addr;
+ unsigned long scr_addr = ap->host->ports[0]->ioaddr.scr_addr;
int shift = ap->port_no * NV_INT_PORT_SHIFT;
u8 mask;
@@ -442,7 +442,7 @@ static void nv_nf2_thaw(struct ata_port *ap)
static void nv_ck804_freeze(struct ata_port *ap)
{
- void __iomem *mmio_base = ap->host_set->mmio_base;
+ void __iomem *mmio_base = ap->host->mmio_base;
int shift = ap->port_no * NV_INT_PORT_SHIFT;
u8 mask;
@@ -453,7 +453,7 @@ static void nv_ck804_freeze(struct ata_port *ap)
static void nv_ck804_thaw(struct ata_port *ap)
{
- void __iomem *mmio_base = ap->host_set->mmio_base;
+ void __iomem *mmio_base = ap->host->mmio_base;
int shift = ap->port_no * NV_INT_PORT_SHIFT;
u8 mask;
@@ -568,9 +568,9 @@ err_out:
return rc;
}
-static void nv_ck804_host_stop(struct ata_host_set *host_set)
+static void nv_ck804_host_stop(struct ata_host *host)
{
- struct pci_dev *pdev = to_pci_dev(host_set->dev);
+ struct pci_dev *pdev = to_pci_dev(host->dev);
u8 regval;
/* disable SATA space for CK804 */
@@ -578,12 +578,12 @@ static void nv_ck804_host_stop(struct ata_host_set *host_set)
regval &= ~NV_MCP_SATA_CFG_20_SATA_SPACE_EN;
pci_write_config_byte(pdev, NV_MCP_SATA_CFG_20, regval);
- ata_pci_host_stop(host_set);
+ ata_pci_host_stop(host);
}
static int __init nv_init(void)
{
- return pci_module_init(&nv_pci_driver);
+ return pci_register_driver(&nv_pci_driver);
}
static void __exit nv_exit(void)
diff --git a/drivers/scsi/sata_promise.c b/drivers/ata/sata_promise.c
index 4776f4e5583..d627812ea73 100644
--- a/drivers/scsi/sata_promise.c
+++ b/drivers/ata/sata_promise.c
@@ -104,7 +104,7 @@ static void pdc_tf_load_mmio(struct ata_port *ap, const struct ata_taskfile *tf)
static void pdc_exec_command_mmio(struct ata_port *ap, const struct ata_taskfile *tf);
static void pdc_irq_clear(struct ata_port *ap);
static unsigned int pdc_qc_issue_prot(struct ata_queued_cmd *qc);
-static void pdc_host_stop(struct ata_host_set *host_set);
+static void pdc_host_stop(struct ata_host *host);
static struct scsi_host_template pdc_ata_sht = {
@@ -175,7 +175,7 @@ static const struct ata_port_info pdc_port_info[] = {
/* board_2037x */
{
.sht = &pdc_ata_sht,
- .host_flags = PDC_COMMON_FLAGS | ATA_FLAG_SATA,
+ .flags = PDC_COMMON_FLAGS | ATA_FLAG_SATA,
.pio_mask = 0x1f, /* pio0-4 */
.mwdma_mask = 0x07, /* mwdma0-2 */
.udma_mask = 0x7f, /* udma0-6 ; FIXME */
@@ -185,7 +185,7 @@ static const struct ata_port_info pdc_port_info[] = {
/* board_20319 */
{
.sht = &pdc_ata_sht,
- .host_flags = PDC_COMMON_FLAGS | ATA_FLAG_SATA,
+ .flags = PDC_COMMON_FLAGS | ATA_FLAG_SATA,
.pio_mask = 0x1f, /* pio0-4 */
.mwdma_mask = 0x07, /* mwdma0-2 */
.udma_mask = 0x7f, /* udma0-6 ; FIXME */
@@ -195,7 +195,7 @@ static const struct ata_port_info pdc_port_info[] = {
/* board_20619 */
{
.sht = &pdc_ata_sht,
- .host_flags = PDC_COMMON_FLAGS | ATA_FLAG_SLAVE_POSS,
+ .flags = PDC_COMMON_FLAGS | ATA_FLAG_SLAVE_POSS,
.pio_mask = 0x1f, /* pio0-4 */
.mwdma_mask = 0x07, /* mwdma0-2 */
.udma_mask = 0x7f, /* udma0-6 ; FIXME */
@@ -205,7 +205,7 @@ static const struct ata_port_info pdc_port_info[] = {
/* board_20771 */
{
.sht = &pdc_ata_sht,
- .host_flags = PDC_COMMON_FLAGS | ATA_FLAG_SATA,
+ .flags = PDC_COMMON_FLAGS | ATA_FLAG_SATA,
.pio_mask = 0x1f, /* pio0-4 */
.mwdma_mask = 0x07, /* mwdma0-2 */
.udma_mask = 0x7f, /* udma0-6 ; FIXME */
@@ -215,7 +215,7 @@ static const struct ata_port_info pdc_port_info[] = {
/* board_2057x */
{
.sht = &pdc_ata_sht,
- .host_flags = PDC_COMMON_FLAGS | ATA_FLAG_SATA,
+ .flags = PDC_COMMON_FLAGS | ATA_FLAG_SATA,
.pio_mask = 0x1f, /* pio0-4 */
.mwdma_mask = 0x07, /* mwdma0-2 */
.udma_mask = 0x7f, /* udma0-6 ; FIXME */
@@ -225,7 +225,7 @@ static const struct ata_port_info pdc_port_info[] = {
/* board_40518 */
{
.sht = &pdc_ata_sht,
- .host_flags = PDC_COMMON_FLAGS | ATA_FLAG_SATA,
+ .flags = PDC_COMMON_FLAGS | ATA_FLAG_SATA,
.pio_mask = 0x1f, /* pio0-4 */
.mwdma_mask = 0x07, /* mwdma0-2 */
.udma_mask = 0x7f, /* udma0-6 ; FIXME */
@@ -292,7 +292,7 @@ static struct pci_driver pdc_ata_pci_driver = {
static int pdc_port_start(struct ata_port *ap)
{
- struct device *dev = ap->host_set->dev;
+ struct device *dev = ap->host->dev;
struct pdc_port_priv *pp;
int rc;
@@ -326,7 +326,7 @@ err_out:
static void pdc_port_stop(struct ata_port *ap)
{
- struct device *dev = ap->host_set->dev;
+ struct device *dev = ap->host->dev;
struct pdc_port_priv *pp = ap->private_data;
ap->private_data = NULL;
@@ -336,11 +336,11 @@ static void pdc_port_stop(struct ata_port *ap)
}
-static void pdc_host_stop(struct ata_host_set *host_set)
+static void pdc_host_stop(struct ata_host *host)
{
- struct pdc_host_priv *hp = host_set->private_data;
+ struct pdc_host_priv *hp = host->private_data;
- ata_pci_host_stop(host_set);
+ ata_pci_host_stop(host);
kfree(hp);
}
@@ -443,14 +443,14 @@ static void pdc_qc_prep(struct ata_queued_cmd *qc)
static void pdc_eng_timeout(struct ata_port *ap)
{
- struct ata_host_set *host_set = ap->host_set;
+ struct ata_host *host = ap->host;
u8 drv_stat;
struct ata_queued_cmd *qc;
unsigned long flags;
DPRINTK("ENTER\n");
- spin_lock_irqsave(&host_set->lock, flags);
+ spin_lock_irqsave(&host->lock, flags);
qc = ata_qc_from_tag(ap, ap->active_tag);
@@ -473,7 +473,7 @@ static void pdc_eng_timeout(struct ata_port *ap)
break;
}
- spin_unlock_irqrestore(&host_set->lock, flags);
+ spin_unlock_irqrestore(&host->lock, flags);
ata_eh_qc_complete(qc);
DPRINTK("EXIT\n");
}
@@ -509,15 +509,15 @@ static inline unsigned int pdc_host_intr( struct ata_port *ap,
static void pdc_irq_clear(struct ata_port *ap)
{
- struct ata_host_set *host_set = ap->host_set;
- void __iomem *mmio = host_set->mmio_base;
+ struct ata_host *host = ap->host;
+ void __iomem *mmio = host->mmio_base;
readl(mmio + PDC_INT_SEQMASK);
}
static irqreturn_t pdc_interrupt (int irq, void *dev_instance, struct pt_regs *regs)
{
- struct ata_host_set *host_set = dev_instance;
+ struct ata_host *host = dev_instance;
struct ata_port *ap;
u32 mask = 0;
unsigned int i, tmp;
@@ -526,12 +526,12 @@ static irqreturn_t pdc_interrupt (int irq, void *dev_instance, struct pt_regs *r
VPRINTK("ENTER\n");
- if (!host_set || !host_set->mmio_base) {
+ if (!host || !host->mmio_base) {
VPRINTK("QUICK EXIT\n");
return IRQ_NONE;
}
- mmio_base = host_set->mmio_base;
+ mmio_base = host->mmio_base;
/* reading should also clear interrupts */
mask = readl(mmio_base + PDC_INT_SEQMASK);
@@ -541,7 +541,7 @@ static irqreturn_t pdc_interrupt (int irq, void *dev_instance, struct pt_regs *r
return IRQ_NONE;
}
- spin_lock(&host_set->lock);
+ spin_lock(&host->lock);
mask &= 0xffff; /* only 16 tags possible */
if (!mask) {
@@ -551,9 +551,9 @@ static irqreturn_t pdc_interrupt (int irq, void *dev_instance, struct pt_regs *r
writel(mask, mmio_base + PDC_INT_SEQMASK);
- for (i = 0; i < host_set->n_ports; i++) {
+ for (i = 0; i < host->n_ports; i++) {
VPRINTK("port %u\n", i);
- ap = host_set->ports[i];
+ ap = host->ports[i];
tmp = mask & (1 << (i + 1));
if (tmp && ap &&
!(ap->flags & ATA_FLAG_DISABLED)) {
@@ -568,7 +568,7 @@ static irqreturn_t pdc_interrupt (int irq, void *dev_instance, struct pt_regs *r
VPRINTK("EXIT\n");
done_irq:
- spin_unlock(&host_set->lock);
+ spin_unlock(&host->lock);
return IRQ_RETVAL(handled);
}
@@ -581,8 +581,8 @@ static inline void pdc_packet_start(struct ata_queued_cmd *qc)
VPRINTK("ENTER, ap %p\n", ap);
- writel(0x00000001, ap->host_set->mmio_base + (seq * 4));
- readl(ap->host_set->mmio_base + (seq * 4)); /* flush */
+ writel(0x00000001, ap->host->mmio_base + (seq * 4));
+ readl(ap->host->mmio_base + (seq * 4)); /* flush */
pp->pkt[2] = seq;
wmb(); /* flush PRD, pkt writes */
@@ -743,7 +743,7 @@ static int pdc_ata_init_one (struct pci_dev *pdev, const struct pci_device_id *e
probe_ent->private_data = hp;
probe_ent->sht = pdc_port_info[board_idx].sht;
- probe_ent->host_flags = pdc_port_info[board_idx].host_flags;
+ probe_ent->port_flags = pdc_port_info[board_idx].flags;
probe_ent->pio_mask = pdc_port_info[board_idx].pio_mask;
probe_ent->mwdma_mask = pdc_port_info[board_idx].mwdma_mask;
probe_ent->udma_mask = pdc_port_info[board_idx].udma_mask;
@@ -824,7 +824,7 @@ err_out:
static int __init pdc_ata_init(void)
{
- return pci_module_init(&pdc_ata_pci_driver);
+ return pci_register_driver(&pdc_ata_pci_driver);
}
diff --git a/drivers/scsi/sata_promise.h b/drivers/ata/sata_promise.h
index 6ee5e190262..6ee5e190262 100644
--- a/drivers/scsi/sata_promise.h
+++ b/drivers/ata/sata_promise.h
diff --git a/drivers/scsi/sata_qstor.c b/drivers/ata/sata_qstor.c
index d374c1db0cf..fa29dfe2a7b 100644
--- a/drivers/scsi/sata_qstor.c
+++ b/drivers/ata/sata_qstor.c
@@ -116,7 +116,7 @@ static void qs_scr_write (struct ata_port *ap, unsigned int sc_reg, u32 val);
static int qs_ata_init_one (struct pci_dev *pdev, const struct pci_device_id *ent);
static irqreturn_t qs_intr (int irq, void *dev_instance, struct pt_regs *regs);
static int qs_port_start(struct ata_port *ap);
-static void qs_host_stop(struct ata_host_set *host_set);
+static void qs_host_stop(struct ata_host *host);
static void qs_port_stop(struct ata_port *ap);
static void qs_phy_reset(struct ata_port *ap);
static void qs_qc_prep(struct ata_queued_cmd *qc);
@@ -174,7 +174,7 @@ static const struct ata_port_info qs_port_info[] = {
/* board_2068_idx */
{
.sht = &qs_ata_sht,
- .host_flags = ATA_FLAG_SATA | ATA_FLAG_NO_LEGACY |
+ .flags = ATA_FLAG_SATA | ATA_FLAG_NO_LEGACY |
ATA_FLAG_SATA_RESET |
//FIXME ATA_FLAG_SRST |
ATA_FLAG_MMIO | ATA_FLAG_PIO_POLLING,
@@ -220,7 +220,7 @@ static void qs_irq_clear(struct ata_port *ap)
static inline void qs_enter_reg_mode(struct ata_port *ap)
{
- u8 __iomem *chan = ap->host_set->mmio_base + (ap->port_no * 0x4000);
+ u8 __iomem *chan = ap->host->mmio_base + (ap->port_no * 0x4000);
writeb(QS_CTR0_REG, chan + QS_CCT_CTR0);
readb(chan + QS_CCT_CTR0); /* flush */
@@ -228,7 +228,7 @@ static inline void qs_enter_reg_mode(struct ata_port *ap)
static inline void qs_reset_channel_logic(struct ata_port *ap)
{
- u8 __iomem *chan = ap->host_set->mmio_base + (ap->port_no * 0x4000);
+ u8 __iomem *chan = ap->host->mmio_base + (ap->port_no * 0x4000);
writeb(QS_CTR1_RCHN, chan + QS_CCT_CTR1);
readb(chan + QS_CCT_CTR0); /* flush */
@@ -342,7 +342,7 @@ static void qs_qc_prep(struct ata_queued_cmd *qc)
static inline void qs_packet_start(struct ata_queued_cmd *qc)
{
struct ata_port *ap = qc->ap;
- u8 __iomem *chan = ap->host_set->mmio_base + (ap->port_no * 0x4000);
+ u8 __iomem *chan = ap->host->mmio_base + (ap->port_no * 0x4000);
VPRINTK("ENTER, ap %p\n", ap);
@@ -375,11 +375,11 @@ static unsigned int qs_qc_issue(struct ata_queued_cmd *qc)
return ata_qc_issue_prot(qc);
}
-static inline unsigned int qs_intr_pkt(struct ata_host_set *host_set)
+static inline unsigned int qs_intr_pkt(struct ata_host *host)
{
unsigned int handled = 0;
u8 sFFE;
- u8 __iomem *mmio_base = host_set->mmio_base;
+ u8 __iomem *mmio_base = host->mmio_base;
do {
u32 sff0 = readl(mmio_base + QS_HST_SFF);
@@ -391,7 +391,7 @@ static inline unsigned int qs_intr_pkt(struct ata_host_set *host_set)
u8 sDST = sff0 >> 16; /* dev status */
u8 sHST = sff1 & 0x3f; /* host status */
unsigned int port_no = (sff1 >> 8) & 0x03;
- struct ata_port *ap = host_set->ports[port_no];
+ struct ata_port *ap = host->ports[port_no];
DPRINTK("SFF=%08x%08x: sCHAN=%u sHST=%d sDST=%02x\n",
sff1, sff0, port_no, sHST, sDST);
@@ -421,13 +421,13 @@ static inline unsigned int qs_intr_pkt(struct ata_host_set *host_set)
return handled;
}
-static inline unsigned int qs_intr_mmio(struct ata_host_set *host_set)
+static inline unsigned int qs_intr_mmio(struct ata_host *host)
{
unsigned int handled = 0, port_no;
- for (port_no = 0; port_no < host_set->n_ports; ++port_no) {
+ for (port_no = 0; port_no < host->n_ports; ++port_no) {
struct ata_port *ap;
- ap = host_set->ports[port_no];
+ ap = host->ports[port_no];
if (ap &&
!(ap->flags & ATA_FLAG_DISABLED)) {
struct ata_queued_cmd *qc;
@@ -457,14 +457,14 @@ static inline unsigned int qs_intr_mmio(struct ata_host_set *host_set)
static irqreturn_t qs_intr(int irq, void *dev_instance, struct pt_regs *regs)
{
- struct ata_host_set *host_set = dev_instance;
+ struct ata_host *host = dev_instance;
unsigned int handled = 0;
VPRINTK("ENTER\n");
- spin_lock(&host_set->lock);
- handled = qs_intr_pkt(host_set) | qs_intr_mmio(host_set);
- spin_unlock(&host_set->lock);
+ spin_lock(&host->lock);
+ handled = qs_intr_pkt(host) | qs_intr_mmio(host);
+ spin_unlock(&host->lock);
VPRINTK("EXIT\n");
@@ -491,9 +491,9 @@ static void qs_ata_setup_port(struct ata_ioports *port, unsigned long base)
static int qs_port_start(struct ata_port *ap)
{
- struct device *dev = ap->host_set->dev;
+ struct device *dev = ap->host->dev;
struct qs_port_priv *pp;
- void __iomem *mmio_base = ap->host_set->mmio_base;
+ void __iomem *mmio_base = ap->host->mmio_base;
void __iomem *chan = mmio_base + (ap->port_no * 0x4000);
u64 addr;
int rc;
@@ -530,7 +530,7 @@ err_out:
static void qs_port_stop(struct ata_port *ap)
{
- struct device *dev = ap->host_set->dev;
+ struct device *dev = ap->host->dev;
struct qs_port_priv *pp = ap->private_data;
if (pp != NULL) {
@@ -543,10 +543,10 @@ static void qs_port_stop(struct ata_port *ap)
ata_port_stop(ap);
}
-static void qs_host_stop(struct ata_host_set *host_set)
+static void qs_host_stop(struct ata_host *host)
{
- void __iomem *mmio_base = host_set->mmio_base;
- struct pci_dev *pdev = to_pci_dev(host_set->dev);
+ void __iomem *mmio_base = host->mmio_base;
+ struct pci_dev *pdev = to_pci_dev(host->dev);
writeb(0, mmio_base + QS_HCT_CTRL); /* disable host interrupts */
writeb(QS_CNFG3_GSRST, mmio_base + QS_HCF_CNFG3); /* global reset */
@@ -673,7 +673,7 @@ static int qs_ata_init_one(struct pci_dev *pdev,
INIT_LIST_HEAD(&probe_ent->node);
probe_ent->sht = qs_port_info[board_idx].sht;
- probe_ent->host_flags = qs_port_info[board_idx].host_flags;
+ probe_ent->port_flags = qs_port_info[board_idx].flags;
probe_ent->pio_mask = qs_port_info[board_idx].pio_mask;
probe_ent->mwdma_mask = qs_port_info[board_idx].mwdma_mask;
probe_ent->udma_mask = qs_port_info[board_idx].udma_mask;
@@ -712,7 +712,7 @@ err_out:
static int __init qs_ata_init(void)
{
- return pci_module_init(&qs_ata_pci_driver);
+ return pci_register_driver(&qs_ata_pci_driver);
}
static void __exit qs_ata_exit(void)
diff --git a/drivers/scsi/sata_sil.c b/drivers/ata/sata_sil.c
index d0a85073ebf..c63dbabc0cd 100644
--- a/drivers/scsi/sata_sil.c
+++ b/drivers/ata/sata_sil.c
@@ -56,7 +56,7 @@ enum {
SIL_FLAG_RERR_ON_DMA_ACT = (1 << 29),
SIL_FLAG_MOD15WRITE = (1 << 30),
- SIL_DFL_HOST_FLAGS = ATA_FLAG_SATA | ATA_FLAG_NO_LEGACY |
+ SIL_DFL_PORT_FLAGS = ATA_FLAG_SATA | ATA_FLAG_NO_LEGACY |
ATA_FLAG_MMIO | ATA_FLAG_HRST_TO_RESUME,
/*
@@ -109,7 +109,9 @@ enum {
};
static int sil_init_one (struct pci_dev *pdev, const struct pci_device_id *ent);
+#ifdef CONFIG_PM
static int sil_pci_device_resume(struct pci_dev *pdev);
+#endif
static void sil_dev_config(struct ata_port *ap, struct ata_device *dev);
static u32 sil_scr_read (struct ata_port *ap, unsigned int sc_reg);
static void sil_scr_write (struct ata_port *ap, unsigned int sc_reg, u32 val);
@@ -141,12 +143,8 @@ static const struct sil_drivelist {
{ "ST330013AS", SIL_QUIRK_MOD15WRITE },
{ "ST340017AS", SIL_QUIRK_MOD15WRITE },
{ "ST360015AS", SIL_QUIRK_MOD15WRITE },
- { "ST380013AS", SIL_QUIRK_MOD15WRITE },
{ "ST380023AS", SIL_QUIRK_MOD15WRITE },
{ "ST3120023AS", SIL_QUIRK_MOD15WRITE },
- { "ST3160023AS", SIL_QUIRK_MOD15WRITE },
- { "ST3120026AS", SIL_QUIRK_MOD15WRITE },
- { "ST3200822AS", SIL_QUIRK_MOD15WRITE },
{ "ST340014ASL", SIL_QUIRK_MOD15WRITE },
{ "ST360014ASL", SIL_QUIRK_MOD15WRITE },
{ "ST380011ASL", SIL_QUIRK_MOD15WRITE },
@@ -161,8 +159,10 @@ static struct pci_driver sil_pci_driver = {
.id_table = sil_pci_tbl,
.probe = sil_init_one,
.remove = ata_pci_remove_one,
+#ifdef CONFIG_PM
.suspend = ata_pci_device_suspend,
.resume = sil_pci_device_resume,
+#endif
};
static struct scsi_host_template sil_sht = {
@@ -218,7 +218,7 @@ static const struct ata_port_info sil_port_info[] = {
/* sil_3112 */
{
.sht = &sil_sht,
- .host_flags = SIL_DFL_HOST_FLAGS | SIL_FLAG_MOD15WRITE,
+ .flags = SIL_DFL_PORT_FLAGS | SIL_FLAG_MOD15WRITE,
.pio_mask = 0x1f, /* pio0-4 */
.mwdma_mask = 0x07, /* mwdma0-2 */
.udma_mask = 0x3f, /* udma0-5 */
@@ -227,7 +227,7 @@ static const struct ata_port_info sil_port_info[] = {
/* sil_3112_no_sata_irq */
{
.sht = &sil_sht,
- .host_flags = SIL_DFL_HOST_FLAGS | SIL_FLAG_MOD15WRITE |
+ .flags = SIL_DFL_PORT_FLAGS | SIL_FLAG_MOD15WRITE |
SIL_FLAG_NO_SATA_IRQ,
.pio_mask = 0x1f, /* pio0-4 */
.mwdma_mask = 0x07, /* mwdma0-2 */
@@ -237,7 +237,7 @@ static const struct ata_port_info sil_port_info[] = {
/* sil_3512 */
{
.sht = &sil_sht,
- .host_flags = SIL_DFL_HOST_FLAGS | SIL_FLAG_RERR_ON_DMA_ACT,
+ .flags = SIL_DFL_PORT_FLAGS | SIL_FLAG_RERR_ON_DMA_ACT,
.pio_mask = 0x1f, /* pio0-4 */
.mwdma_mask = 0x07, /* mwdma0-2 */
.udma_mask = 0x3f, /* udma0-5 */
@@ -246,7 +246,7 @@ static const struct ata_port_info sil_port_info[] = {
/* sil_3114 */
{
.sht = &sil_sht,
- .host_flags = SIL_DFL_HOST_FLAGS | SIL_FLAG_RERR_ON_DMA_ACT,
+ .flags = SIL_DFL_PORT_FLAGS | SIL_FLAG_RERR_ON_DMA_ACT,
.pio_mask = 0x1f, /* pio0-4 */
.mwdma_mask = 0x07, /* mwdma0-2 */
.udma_mask = 0x3f, /* udma0-5 */
@@ -295,10 +295,9 @@ static unsigned char sil_get_device_cache_line(struct pci_dev *pdev)
static void sil_post_set_mode (struct ata_port *ap)
{
- struct ata_host_set *host_set = ap->host_set;
+ struct ata_host *host = ap->host;
struct ata_device *dev;
- void __iomem *addr =
- host_set->mmio_base + sil_port[ap->port_no].xfer_mode;
+ void __iomem *addr = host->mmio_base + sil_port[ap->port_no].xfer_mode;
u32 tmp, dev_mode[2];
unsigned int i;
@@ -440,15 +439,15 @@ static void sil_host_intr(struct ata_port *ap, u32 bmdma2)
static irqreturn_t sil_interrupt(int irq, void *dev_instance,
struct pt_regs *regs)
{
- struct ata_host_set *host_set = dev_instance;
- void __iomem *mmio_base = host_set->mmio_base;
+ struct ata_host *host = dev_instance;
+ void __iomem *mmio_base = host->mmio_base;
int handled = 0;
int i;
- spin_lock(&host_set->lock);
+ spin_lock(&host->lock);
- for (i = 0; i < host_set->n_ports; i++) {
- struct ata_port *ap = host_set->ports[i];
+ for (i = 0; i < host->n_ports; i++) {
+ struct ata_port *ap = host->ports[i];
u32 bmdma2 = readl(mmio_base + sil_port[ap->port_no].bmdma2);
if (unlikely(!ap || ap->flags & ATA_FLAG_DISABLED))
@@ -466,14 +465,14 @@ static irqreturn_t sil_interrupt(int irq, void *dev_instance,
handled = 1;
}
- spin_unlock(&host_set->lock);
+ spin_unlock(&host->lock);
return IRQ_RETVAL(handled);
}
static void sil_freeze(struct ata_port *ap)
{
- void __iomem *mmio_base = ap->host_set->mmio_base;
+ void __iomem *mmio_base = ap->host->mmio_base;
u32 tmp;
/* global IRQ mask doesn't block SATA IRQ, turn off explicitly */
@@ -488,7 +487,7 @@ static void sil_freeze(struct ata_port *ap)
static void sil_thaw(struct ata_port *ap)
{
- void __iomem *mmio_base = ap->host_set->mmio_base;
+ void __iomem *mmio_base = ap->host->mmio_base;
u32 tmp;
/* clear IRQ */
@@ -567,7 +566,7 @@ static void sil_dev_config(struct ata_port *ap, struct ata_device *dev)
}
static void sil_init_controller(struct pci_dev *pdev,
- int n_ports, unsigned long host_flags,
+ int n_ports, unsigned long port_flags,
void __iomem *mmio_base)
{
u8 cls;
@@ -587,7 +586,7 @@ static void sil_init_controller(struct pci_dev *pdev,
"cache line size not set. Driver may not function\n");
/* Apply R_ERR on DMA activate FIS errata workaround */
- if (host_flags & SIL_FLAG_RERR_ON_DMA_ACT) {
+ if (port_flags & SIL_FLAG_RERR_ON_DMA_ACT) {
int cnt;
for (i = 0, cnt = 0; i < n_ports; i++) {
@@ -658,7 +657,7 @@ static int sil_init_one (struct pci_dev *pdev, const struct pci_device_id *ent)
probe_ent->udma_mask = sil_port_info[ent->driver_data].udma_mask;
probe_ent->irq = pdev->irq;
probe_ent->irq_flags = IRQF_SHARED;
- probe_ent->host_flags = sil_port_info[ent->driver_data].host_flags;
+ probe_ent->port_flags = sil_port_info[ent->driver_data].flags;
mmio_base = pci_iomap(pdev, 5, 0);
if (mmio_base == NULL) {
@@ -679,7 +678,7 @@ static int sil_init_one (struct pci_dev *pdev, const struct pci_device_id *ent)
ata_std_ports(&probe_ent->port[i]);
}
- sil_init_controller(pdev, probe_ent->n_ports, probe_ent->host_flags,
+ sil_init_controller(pdev, probe_ent->n_ports, probe_ent->port_flags,
mmio_base);
pci_set_master(pdev);
@@ -700,21 +699,23 @@ err_out:
return rc;
}
+#ifdef CONFIG_PM
static int sil_pci_device_resume(struct pci_dev *pdev)
{
- struct ata_host_set *host_set = dev_get_drvdata(&pdev->dev);
+ struct ata_host *host = dev_get_drvdata(&pdev->dev);
ata_pci_device_do_resume(pdev);
- sil_init_controller(pdev, host_set->n_ports, host_set->ports[0]->flags,
- host_set->mmio_base);
- ata_host_set_resume(host_set);
+ sil_init_controller(pdev, host->n_ports, host->ports[0]->flags,
+ host->mmio_base);
+ ata_host_resume(host);
return 0;
}
+#endif
static int __init sil_init(void)
{
- return pci_module_init(&sil_pci_driver);
+ return pci_register_driver(&sil_pci_driver);
}
static void __exit sil_exit(void)
diff --git a/drivers/scsi/sata_sil24.c b/drivers/ata/sata_sil24.c
index 3f368c7d3ef..39cb07baeba 100644
--- a/drivers/scsi/sata_sil24.c
+++ b/drivers/ata/sata_sil24.c
@@ -316,7 +316,7 @@ struct sil24_port_priv {
struct ata_taskfile tf; /* Cached taskfile registers */
};
-/* ap->host_set->private_data */
+/* ap->host->private_data */
struct sil24_host_priv {
void __iomem *host_base; /* global controller control (128 bytes @BAR0) */
void __iomem *port_base; /* port registers (4 * 8192 bytes @BAR2) */
@@ -337,9 +337,11 @@ static void sil24_error_handler(struct ata_port *ap);
static void sil24_post_internal_cmd(struct ata_queued_cmd *qc);
static int sil24_port_start(struct ata_port *ap);
static void sil24_port_stop(struct ata_port *ap);
-static void sil24_host_stop(struct ata_host_set *host_set);
+static void sil24_host_stop(struct ata_host *host);
static int sil24_init_one(struct pci_dev *pdev, const struct pci_device_id *ent);
+#ifdef CONFIG_PM
static int sil24_pci_device_resume(struct pci_dev *pdev);
+#endif
static const struct pci_device_id sil24_pci_tbl[] = {
{ 0x1095, 0x3124, PCI_ANY_ID, PCI_ANY_ID, 0, 0, BID_SIL3124 },
@@ -355,8 +357,10 @@ static struct pci_driver sil24_pci_driver = {
.id_table = sil24_pci_tbl,
.probe = sil24_init_one,
.remove = ata_pci_remove_one, /* safe? */
+#ifdef CONFIG_PM
.suspend = ata_pci_device_suspend,
.resume = sil24_pci_device_resume,
+#endif
};
static struct scsi_host_template sil24_sht = {
@@ -411,7 +415,7 @@ static const struct ata_port_operations sil24_ops = {
};
/*
- * Use bits 30-31 of host_flags to encode available port numbers.
+ * Use bits 30-31 of port_flags to encode available port numbers.
* Current maxium is 4.
*/
#define SIL24_NPORTS2FLAG(nports) ((((unsigned)(nports) - 1) & 0x3) << 30)
@@ -421,7 +425,7 @@ static struct ata_port_info sil24_port_info[] = {
/* sil_3124 */
{
.sht = &sil24_sht,
- .host_flags = SIL24_COMMON_FLAGS | SIL24_NPORTS2FLAG(4) |
+ .flags = SIL24_COMMON_FLAGS | SIL24_NPORTS2FLAG(4) |
SIL24_FLAG_PCIX_IRQ_WOC,
.pio_mask = 0x1f, /* pio0-4 */
.mwdma_mask = 0x07, /* mwdma0-2 */
@@ -431,7 +435,7 @@ static struct ata_port_info sil24_port_info[] = {
/* sil_3132 */
{
.sht = &sil24_sht,
- .host_flags = SIL24_COMMON_FLAGS | SIL24_NPORTS2FLAG(2),
+ .flags = SIL24_COMMON_FLAGS | SIL24_NPORTS2FLAG(2),
.pio_mask = 0x1f, /* pio0-4 */
.mwdma_mask = 0x07, /* mwdma0-2 */
.udma_mask = 0x3f, /* udma0-5 */
@@ -440,7 +444,7 @@ static struct ata_port_info sil24_port_info[] = {
/* sil_3131/sil_3531 */
{
.sht = &sil24_sht,
- .host_flags = SIL24_COMMON_FLAGS | SIL24_NPORTS2FLAG(1),
+ .flags = SIL24_COMMON_FLAGS | SIL24_NPORTS2FLAG(1),
.pio_mask = 0x1f, /* pio0-4 */
.mwdma_mask = 0x07, /* mwdma0-2 */
.udma_mask = 0x3f, /* udma0-5 */
@@ -867,8 +871,8 @@ static inline void sil24_host_intr(struct ata_port *ap)
static irqreturn_t sil24_interrupt(int irq, void *dev_instance, struct pt_regs *regs)
{
- struct ata_host_set *host_set = dev_instance;
- struct sil24_host_priv *hpriv = host_set->private_data;
+ struct ata_host *host = dev_instance;
+ struct sil24_host_priv *hpriv = host->private_data;
unsigned handled = 0;
u32 status;
int i;
@@ -884,20 +888,20 @@ static irqreturn_t sil24_interrupt(int irq, void *dev_instance, struct pt_regs *
if (!(status & IRQ_STAT_4PORTS))
goto out;
- spin_lock(&host_set->lock);
+ spin_lock(&host->lock);
- for (i = 0; i < host_set->n_ports; i++)
+ for (i = 0; i < host->n_ports; i++)
if (status & (1 << i)) {
- struct ata_port *ap = host_set->ports[i];
+ struct ata_port *ap = host->ports[i];
if (ap && !(ap->flags & ATA_FLAG_DISABLED)) {
- sil24_host_intr(host_set->ports[i]);
+ sil24_host_intr(host->ports[i]);
handled++;
} else
printk(KERN_ERR DRV_NAME
": interrupt from disabled port %d\n", i);
}
- spin_unlock(&host_set->lock);
+ spin_unlock(&host->lock);
out:
return IRQ_RETVAL(handled);
}
@@ -937,7 +941,7 @@ static inline void sil24_cblk_free(struct sil24_port_priv *pp, struct device *de
static int sil24_port_start(struct ata_port *ap)
{
- struct device *dev = ap->host_set->dev;
+ struct device *dev = ap->host->dev;
struct sil24_port_priv *pp;
union sil24_cmd_block *cb;
size_t cb_size = sizeof(*cb) * SIL24_MAX_CMDS;
@@ -976,7 +980,7 @@ err_out:
static void sil24_port_stop(struct ata_port *ap)
{
- struct device *dev = ap->host_set->dev;
+ struct device *dev = ap->host->dev;
struct sil24_port_priv *pp = ap->private_data;
sil24_cblk_free(pp, dev);
@@ -984,10 +988,10 @@ static void sil24_port_stop(struct ata_port *ap)
kfree(pp);
}
-static void sil24_host_stop(struct ata_host_set *host_set)
+static void sil24_host_stop(struct ata_host *host)
{
- struct sil24_host_priv *hpriv = host_set->private_data;
- struct pci_dev *pdev = to_pci_dev(host_set->dev);
+ struct sil24_host_priv *hpriv = host->private_data;
+ struct pci_dev *pdev = to_pci_dev(host->dev);
pci_iounmap(pdev, hpriv->host_base);
pci_iounmap(pdev, hpriv->port_base);
@@ -995,7 +999,7 @@ static void sil24_host_stop(struct ata_host_set *host_set)
}
static void sil24_init_controller(struct pci_dev *pdev, int n_ports,
- unsigned long host_flags,
+ unsigned long port_flags,
void __iomem *host_base,
void __iomem *port_base)
{
@@ -1028,7 +1032,7 @@ static void sil24_init_controller(struct pci_dev *pdev, int n_ports,
}
/* Configure IRQ WoC */
- if (host_flags & SIL24_FLAG_PCIX_IRQ_WOC)
+ if (port_flags & SIL24_FLAG_PCIX_IRQ_WOC)
writel(PORT_CS_IRQ_WOC, port + PORT_CTRL_STAT);
else
writel(PORT_CS_IRQ_WOC, port + PORT_CTRL_CLR);
@@ -1097,12 +1101,12 @@ static int sil24_init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
INIT_LIST_HEAD(&probe_ent->node);
probe_ent->sht = pinfo->sht;
- probe_ent->host_flags = pinfo->host_flags;
+ probe_ent->port_flags = pinfo->flags;
probe_ent->pio_mask = pinfo->pio_mask;
probe_ent->mwdma_mask = pinfo->mwdma_mask;
probe_ent->udma_mask = pinfo->udma_mask;
probe_ent->port_ops = pinfo->port_ops;
- probe_ent->n_ports = SIL24_FLAG2NPORTS(pinfo->host_flags);
+ probe_ent->n_ports = SIL24_FLAG2NPORTS(pinfo->flags);
probe_ent->irq = pdev->irq;
probe_ent->irq_flags = IRQF_SHARED;
@@ -1140,14 +1144,14 @@ static int sil24_init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
}
/* Apply workaround for completion IRQ loss on PCI-X errata */
- if (probe_ent->host_flags & SIL24_FLAG_PCIX_IRQ_WOC) {
+ if (probe_ent->port_flags & SIL24_FLAG_PCIX_IRQ_WOC) {
tmp = readl(host_base + HOST_CTRL);
if (tmp & (HOST_CTRL_TRDY | HOST_CTRL_STOP | HOST_CTRL_DEVSEL))
dev_printk(KERN_INFO, &pdev->dev,
"Applying completion IRQ loss on PCI-X "
"errata fix\n");
else
- probe_ent->host_flags &= ~SIL24_FLAG_PCIX_IRQ_WOC;
+ probe_ent->port_flags &= ~SIL24_FLAG_PCIX_IRQ_WOC;
}
for (i = 0; i < probe_ent->n_ports; i++) {
@@ -1160,7 +1164,7 @@ static int sil24_init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
ata_std_ports(&probe_ent->port[i]);
}
- sil24_init_controller(pdev, probe_ent->n_ports, probe_ent->host_flags,
+ sil24_init_controller(pdev, probe_ent->n_ports, probe_ent->port_flags,
host_base, port_base);
pci_set_master(pdev);
@@ -1184,28 +1188,29 @@ static int sil24_init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
return rc;
}
+#ifdef CONFIG_PM
static int sil24_pci_device_resume(struct pci_dev *pdev)
{
- struct ata_host_set *host_set = dev_get_drvdata(&pdev->dev);
- struct sil24_host_priv *hpriv = host_set->private_data;
+ struct ata_host *host = dev_get_drvdata(&pdev->dev);
+ struct sil24_host_priv *hpriv = host->private_data;
ata_pci_device_do_resume(pdev);
if (pdev->dev.power.power_state.event == PM_EVENT_SUSPEND)
writel(HOST_CTRL_GLOBAL_RST, hpriv->host_base + HOST_CTRL);
- sil24_init_controller(pdev, host_set->n_ports,
- host_set->ports[0]->flags,
+ sil24_init_controller(pdev, host->n_ports, host->ports[0]->flags,
hpriv->host_base, hpriv->port_base);
- ata_host_set_resume(host_set);
+ ata_host_resume(host);
return 0;
}
+#endif
static int __init sil24_init(void)
{
- return pci_module_init(&sil24_pci_driver);
+ return pci_register_driver(&sil24_pci_driver);
}
static void __exit sil24_exit(void)
diff --git a/drivers/scsi/sata_sis.c b/drivers/ata/sata_sis.c
index ee6b5df41d3..9b17375d805 100644
--- a/drivers/scsi/sata_sis.c
+++ b/drivers/ata/sata_sis.c
@@ -128,7 +128,7 @@ static const struct ata_port_operations sis_ops = {
static struct ata_port_info sis_port_info = {
.sht = &sis_sht,
- .host_flags = ATA_FLAG_SATA | ATA_FLAG_NO_LEGACY,
+ .flags = ATA_FLAG_SATA | ATA_FLAG_NO_LEGACY,
.pio_mask = 0x1f,
.mwdma_mask = 0x7,
.udma_mask = 0x7f,
@@ -158,7 +158,7 @@ static unsigned int get_scr_cfg_addr(unsigned int port_no, unsigned int sc_reg,
static u32 sis_scr_cfg_read (struct ata_port *ap, unsigned int sc_reg)
{
- struct pci_dev *pdev = to_pci_dev(ap->host_set->dev);
+ struct pci_dev *pdev = to_pci_dev(ap->host->dev);
unsigned int cfg_addr = get_scr_cfg_addr(ap->port_no, sc_reg, pdev->device);
u32 val, val2 = 0;
u8 pmr;
@@ -178,7 +178,7 @@ static u32 sis_scr_cfg_read (struct ata_port *ap, unsigned int sc_reg)
static void sis_scr_cfg_write (struct ata_port *ap, unsigned int scr, u32 val)
{
- struct pci_dev *pdev = to_pci_dev(ap->host_set->dev);
+ struct pci_dev *pdev = to_pci_dev(ap->host->dev);
unsigned int cfg_addr = get_scr_cfg_addr(ap->port_no, scr, pdev->device);
u8 pmr;
@@ -195,7 +195,7 @@ static void sis_scr_cfg_write (struct ata_port *ap, unsigned int scr, u32 val)
static u32 sis_scr_read (struct ata_port *ap, unsigned int sc_reg)
{
- struct pci_dev *pdev = to_pci_dev(ap->host_set->dev);
+ struct pci_dev *pdev = to_pci_dev(ap->host->dev);
u32 val, val2 = 0;
u8 pmr;
@@ -217,7 +217,7 @@ static u32 sis_scr_read (struct ata_port *ap, unsigned int sc_reg)
static void sis_scr_write (struct ata_port *ap, unsigned int sc_reg, u32 val)
{
- struct pci_dev *pdev = to_pci_dev(ap->host_set->dev);
+ struct pci_dev *pdev = to_pci_dev(ap->host->dev);
u8 pmr;
if (sc_reg > SCR_CONTROL)
@@ -275,17 +275,17 @@ static int sis_init_one (struct pci_dev *pdev, const struct pci_device_id *ent)
/* check and see if the SCRs are in IO space or PCI cfg space */
pci_read_config_dword(pdev, SIS_GENCTL, &genctl);
if ((genctl & GENCTL_IOMAPPED_SCR) == 0)
- probe_ent->host_flags |= SIS_FLAG_CFGSCR;
+ probe_ent->port_flags |= SIS_FLAG_CFGSCR;
/* if hardware thinks SCRs are in IO space, but there are
* no IO resources assigned, change to PCI cfg space.
*/
- if ((!(probe_ent->host_flags & SIS_FLAG_CFGSCR)) &&
+ if ((!(probe_ent->port_flags & SIS_FLAG_CFGSCR)) &&
((pci_resource_start(pdev, SIS_SCR_PCI_BAR) == 0) ||
(pci_resource_len(pdev, SIS_SCR_PCI_BAR) < 128))) {
genctl &= ~GENCTL_IOMAPPED_SCR;
pci_write_config_dword(pdev, SIS_GENCTL, genctl);
- probe_ent->host_flags |= SIS_FLAG_CFGSCR;
+ probe_ent->port_flags |= SIS_FLAG_CFGSCR;
}
pci_read_config_byte(pdev, SIS_PMR, &pmr);
@@ -306,7 +306,7 @@ static int sis_init_one (struct pci_dev *pdev, const struct pci_device_id *ent)
port2_start = 0x20;
}
- if (!(probe_ent->host_flags & SIS_FLAG_CFGSCR)) {
+ if (!(probe_ent->port_flags & SIS_FLAG_CFGSCR)) {
probe_ent->port[0].scr_addr =
pci_resource_start(pdev, SIS_SCR_PCI_BAR);
probe_ent->port[1].scr_addr =
@@ -334,7 +334,7 @@ err_out:
static int __init sis_init(void)
{
- return pci_module_init(&sis_pci_driver);
+ return pci_register_driver(&sis_pci_driver);
}
static void __exit sis_exit(void)
diff --git a/drivers/scsi/sata_svw.c b/drivers/ata/sata_svw.c
index 7d0858095e1..2a7e3495cf1 100644
--- a/drivers/scsi/sata_svw.c
+++ b/drivers/ata/sata_svw.c
@@ -169,7 +169,7 @@ static void k2_sata_tf_read(struct ata_port *ap, struct ata_taskfile *tf)
* @qc: Info associated with this ATA transaction.
*
* LOCKING:
- * spin_lock_irqsave(host_set lock)
+ * spin_lock_irqsave(host lock)
*/
static void k2_bmdma_setup_mmio (struct ata_queued_cmd *qc)
@@ -199,7 +199,7 @@ static void k2_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 k2_bmdma_start_mmio (struct ata_queued_cmd *qc)
@@ -261,12 +261,12 @@ static int k2_sata_proc_info(struct Scsi_Host *shost, char *page, char **start,
return 0;
/* Find the OF node for the PCI device proper */
- np = pci_device_to_OF_node(to_pci_dev(ap->host_set->dev));
+ np = pci_device_to_OF_node(to_pci_dev(ap->host->dev));
if (np == NULL)
return 0;
/* Match it to a port node */
- index = (ap == ap->host_set->ports[0]) ? 0 : 1;
+ index = (ap == ap->host->ports[0]) ? 0 : 1;
for (np = np->child; np != NULL; np = np->sibling) {
u32 *reg = (u32 *)get_property(np, "reg", NULL);
if (!reg)
@@ -423,7 +423,7 @@ static int k2_sata_init_one (struct pci_dev *pdev, const struct pci_device_id *e
writel(0x0, mmio_base + K2_SATA_SIM_OFFSET);
probe_ent->sht = &k2_sata_sht;
- probe_ent->host_flags = ATA_FLAG_SATA | ATA_FLAG_NO_LEGACY |
+ probe_ent->port_flags = ATA_FLAG_SATA | ATA_FLAG_NO_LEGACY |
ATA_FLAG_MMIO;
probe_ent->port_ops = &k2_sata_ops;
probe_ent->n_ports = 4;
@@ -488,7 +488,7 @@ static struct pci_driver k2_sata_pci_driver = {
static int __init k2_sata_init(void)
{
- return pci_module_init(&k2_sata_pci_driver);
+ return pci_register_driver(&k2_sata_pci_driver);
}
diff --git a/drivers/scsi/sata_sx4.c b/drivers/ata/sata_sx4.c
index ccc8cad24f7..091867e10ea 100644
--- a/drivers/scsi/sata_sx4.c
+++ b/drivers/ata/sata_sx4.c
@@ -160,7 +160,7 @@ static void pdc_port_stop(struct ata_port *ap);
static void pdc20621_qc_prep(struct ata_queued_cmd *qc);
static void pdc_tf_load_mmio(struct ata_port *ap, const struct ata_taskfile *tf);
static void pdc_exec_command_mmio(struct ata_port *ap, const struct ata_taskfile *tf);
-static void pdc20621_host_stop(struct ata_host_set *host_set);
+static void pdc20621_host_stop(struct ata_host *host);
static unsigned int pdc20621_dimm_init(struct ata_probe_ent *pe);
static int pdc20621_detect_dimm(struct ata_probe_ent *pe);
static unsigned int pdc20621_i2c_read(struct ata_probe_ent *pe,
@@ -218,7 +218,7 @@ static const struct ata_port_info pdc_port_info[] = {
/* board_20621 */
{
.sht = &pdc_sata_sht,
- .host_flags = ATA_FLAG_SATA | ATA_FLAG_NO_LEGACY |
+ .flags = ATA_FLAG_SATA | ATA_FLAG_NO_LEGACY |
ATA_FLAG_SRST | ATA_FLAG_MMIO |
ATA_FLAG_NO_ATAPI | ATA_FLAG_PIO_POLLING,
.pio_mask = 0x1f, /* pio0-4 */
@@ -244,21 +244,21 @@ static struct pci_driver pdc_sata_pci_driver = {
};
-static void pdc20621_host_stop(struct ata_host_set *host_set)
+static void pdc20621_host_stop(struct ata_host *host)
{
- struct pci_dev *pdev = to_pci_dev(host_set->dev);
- struct pdc_host_priv *hpriv = host_set->private_data;
+ struct pci_dev *pdev = to_pci_dev(host->dev);
+ struct pdc_host_priv *hpriv = host->private_data;
void __iomem *dimm_mmio = hpriv->dimm_mmio;
pci_iounmap(pdev, dimm_mmio);
kfree(hpriv);
- pci_iounmap(pdev, host_set->mmio_base);
+ pci_iounmap(pdev, host->mmio_base);
}
static int pdc_port_start(struct ata_port *ap)
{
- struct device *dev = ap->host_set->dev;
+ struct device *dev = ap->host->dev;
struct pdc_port_priv *pp;
int rc;
@@ -293,7 +293,7 @@ err_out:
static void pdc_port_stop(struct ata_port *ap)
{
- struct device *dev = ap->host_set->dev;
+ struct device *dev = ap->host->dev;
struct pdc_port_priv *pp = ap->private_data;
ap->private_data = NULL;
@@ -453,8 +453,8 @@ static void pdc20621_dma_prep(struct ata_queued_cmd *qc)
struct scatterlist *sg;
struct ata_port *ap = qc->ap;
struct pdc_port_priv *pp = ap->private_data;
- void __iomem *mmio = ap->host_set->mmio_base;
- struct pdc_host_priv *hpriv = ap->host_set->private_data;
+ void __iomem *mmio = ap->host->mmio_base;
+ struct pdc_host_priv *hpriv = ap->host->private_data;
void __iomem *dimm_mmio = hpriv->dimm_mmio;
unsigned int portno = ap->port_no;
unsigned int i, idx, total_len = 0, sgt_len;
@@ -514,8 +514,8 @@ static void pdc20621_nodata_prep(struct ata_queued_cmd *qc)
{
struct ata_port *ap = qc->ap;
struct pdc_port_priv *pp = ap->private_data;
- void __iomem *mmio = ap->host_set->mmio_base;
- struct pdc_host_priv *hpriv = ap->host_set->private_data;
+ void __iomem *mmio = ap->host->mmio_base;
+ struct pdc_host_priv *hpriv = ap->host->private_data;
void __iomem *dimm_mmio = hpriv->dimm_mmio;
unsigned int portno = ap->port_no;
unsigned int i;
@@ -565,8 +565,8 @@ static void __pdc20621_push_hdma(struct ata_queued_cmd *qc,
u32 pkt_ofs)
{
struct ata_port *ap = qc->ap;
- struct ata_host_set *host_set = ap->host_set;
- void __iomem *mmio = host_set->mmio_base;
+ struct ata_host *host = ap->host;
+ void __iomem *mmio = host->mmio_base;
/* hard-code chip #0 */
mmio += PDC_CHIP0_OFS;
@@ -583,7 +583,7 @@ static void pdc20621_push_hdma(struct ata_queued_cmd *qc,
u32 pkt_ofs)
{
struct ata_port *ap = qc->ap;
- struct pdc_host_priv *pp = ap->host_set->private_data;
+ struct pdc_host_priv *pp = ap->host->private_data;
unsigned int idx = pp->hdma_prod & PDC_HDMA_Q_MASK;
if (!pp->doing_hdma) {
@@ -601,7 +601,7 @@ static void pdc20621_push_hdma(struct ata_queued_cmd *qc,
static void pdc20621_pop_hdma(struct ata_queued_cmd *qc)
{
struct ata_port *ap = qc->ap;
- struct pdc_host_priv *pp = ap->host_set->private_data;
+ struct pdc_host_priv *pp = ap->host->private_data;
unsigned int idx = pp->hdma_cons & PDC_HDMA_Q_MASK;
/* if nothing on queue, we're done */
@@ -620,7 +620,7 @@ static void pdc20621_dump_hdma(struct ata_queued_cmd *qc)
{
struct ata_port *ap = qc->ap;
unsigned int port_no = ap->port_no;
- struct pdc_host_priv *hpriv = ap->host_set->private_data;
+ struct pdc_host_priv *hpriv = ap->host->private_data;
void *dimm_mmio = hpriv->dimm_mmio;
dimm_mmio += (port_no * PDC_DIMM_WINDOW_STEP);
@@ -638,9 +638,9 @@ static inline void pdc20621_dump_hdma(struct ata_queued_cmd *qc) { }
static void pdc20621_packet_start(struct ata_queued_cmd *qc)
{
struct ata_port *ap = qc->ap;
- struct ata_host_set *host_set = ap->host_set;
+ struct ata_host *host = ap->host;
unsigned int port_no = ap->port_no;
- void __iomem *mmio = host_set->mmio_base;
+ void __iomem *mmio = host->mmio_base;
unsigned int rw = (qc->tf.flags & ATA_TFLAG_WRITE);
u8 seq = (u8) (port_no + 1);
unsigned int port_ofs;
@@ -781,8 +781,8 @@ static inline unsigned int pdc20621_host_intr( struct ata_port *ap,
static void pdc20621_irq_clear(struct ata_port *ap)
{
- struct ata_host_set *host_set = ap->host_set;
- void __iomem *mmio = host_set->mmio_base;
+ struct ata_host *host = ap->host;
+ void __iomem *mmio = host->mmio_base;
mmio += PDC_CHIP0_OFS;
@@ -791,7 +791,7 @@ static void pdc20621_irq_clear(struct ata_port *ap)
static irqreturn_t pdc20621_interrupt (int irq, void *dev_instance, struct pt_regs *regs)
{
- struct ata_host_set *host_set = dev_instance;
+ struct ata_host *host = dev_instance;
struct ata_port *ap;
u32 mask = 0;
unsigned int i, tmp, port_no;
@@ -800,12 +800,12 @@ static irqreturn_t pdc20621_interrupt (int irq, void *dev_instance, struct pt_re
VPRINTK("ENTER\n");
- if (!host_set || !host_set->mmio_base) {
+ if (!host || !host->mmio_base) {
VPRINTK("QUICK EXIT\n");
return IRQ_NONE;
}
- mmio_base = host_set->mmio_base;
+ mmio_base = host->mmio_base;
/* reading should also clear interrupts */
mmio_base += PDC_CHIP0_OFS;
@@ -822,16 +822,16 @@ static irqreturn_t pdc20621_interrupt (int irq, void *dev_instance, struct pt_re
return IRQ_NONE;
}
- spin_lock(&host_set->lock);
+ spin_lock(&host->lock);
for (i = 1; i < 9; i++) {
port_no = i - 1;
if (port_no > 3)
port_no -= 4;
- if (port_no >= host_set->n_ports)
+ if (port_no >= host->n_ports)
ap = NULL;
else
- ap = host_set->ports[port_no];
+ ap = host->ports[port_no];
tmp = mask & (1 << i);
VPRINTK("seq %u, port_no %u, ap %p, tmp %x\n", i, port_no, ap, tmp);
if (tmp && ap &&
@@ -845,7 +845,7 @@ static irqreturn_t pdc20621_interrupt (int irq, void *dev_instance, struct pt_re
}
}
- spin_unlock(&host_set->lock);
+ spin_unlock(&host->lock);
VPRINTK("mask == 0x%x\n", mask);
@@ -857,13 +857,13 @@ static irqreturn_t pdc20621_interrupt (int irq, void *dev_instance, struct pt_re
static void pdc_eng_timeout(struct ata_port *ap)
{
u8 drv_stat;
- struct ata_host_set *host_set = ap->host_set;
+ struct ata_host *host = ap->host;
struct ata_queued_cmd *qc;
unsigned long flags;
DPRINTK("ENTER\n");
- spin_lock_irqsave(&host_set->lock, flags);
+ spin_lock_irqsave(&host->lock, flags);
qc = ata_qc_from_tag(ap, ap->active_tag);
@@ -885,7 +885,7 @@ static void pdc_eng_timeout(struct ata_port *ap)
break;
}
- spin_unlock_irqrestore(&host_set->lock, flags);
+ spin_unlock_irqrestore(&host->lock, flags);
ata_eh_qc_complete(qc);
DPRINTK("EXIT\n");
}
@@ -1429,7 +1429,7 @@ static int pdc_sata_init_one (struct pci_dev *pdev, const struct pci_device_id *
hpriv->dimm_mmio = dimm_mmio;
probe_ent->sht = pdc_port_info[board_idx].sht;
- probe_ent->host_flags = pdc_port_info[board_idx].host_flags;
+ probe_ent->port_flags = pdc_port_info[board_idx].flags;
probe_ent->pio_mask = pdc_port_info[board_idx].pio_mask;
probe_ent->mwdma_mask = pdc_port_info[board_idx].mwdma_mask;
probe_ent->udma_mask = pdc_port_info[board_idx].udma_mask;
@@ -1482,7 +1482,7 @@ err_out:
static int __init pdc_sata_init(void)
{
- return pci_module_init(&pdc_sata_pci_driver);
+ return pci_register_driver(&pdc_sata_pci_driver);
}
diff --git a/drivers/scsi/sata_uli.c b/drivers/ata/sata_uli.c
index 33cdb4867ef..8fc6e800011 100644
--- a/drivers/scsi/sata_uli.c
+++ b/drivers/ata/sata_uli.c
@@ -128,7 +128,7 @@ static const struct ata_port_operations uli_ops = {
static struct ata_port_info uli_port_info = {
.sht = &uli_sht,
- .host_flags = ATA_FLAG_SATA | ATA_FLAG_NO_LEGACY,
+ .flags = ATA_FLAG_SATA | ATA_FLAG_NO_LEGACY,
.pio_mask = 0x1f, /* pio0-4 */
.udma_mask = 0x7f, /* udma0-6 */
.port_ops = &uli_ops,
@@ -143,13 +143,13 @@ MODULE_VERSION(DRV_VERSION);
static unsigned int get_scr_cfg_addr(struct ata_port *ap, unsigned int sc_reg)
{
- struct uli_priv *hpriv = ap->host_set->private_data;
+ struct uli_priv *hpriv = ap->host->private_data;
return hpriv->scr_cfg_addr[ap->port_no] + (4 * sc_reg);
}
static u32 uli_scr_cfg_read (struct ata_port *ap, unsigned int sc_reg)
{
- struct pci_dev *pdev = to_pci_dev(ap->host_set->dev);
+ struct pci_dev *pdev = to_pci_dev(ap->host->dev);
unsigned int cfg_addr = get_scr_cfg_addr(ap, sc_reg);
u32 val;
@@ -159,7 +159,7 @@ static u32 uli_scr_cfg_read (struct ata_port *ap, unsigned int sc_reg)
static void uli_scr_cfg_write (struct ata_port *ap, unsigned int scr, u32 val)
{
- struct pci_dev *pdev = to_pci_dev(ap->host_set->dev);
+ struct pci_dev *pdev = to_pci_dev(ap->host->dev);
unsigned int cfg_addr = get_scr_cfg_addr(ap, scr);
pci_write_config_dword(pdev, cfg_addr, val);
@@ -287,7 +287,7 @@ err_out:
static int __init uli_init(void)
{
- return pci_module_init(&uli_pci_driver);
+ return pci_register_driver(&uli_pci_driver);
}
static void __exit uli_exit(void)
diff --git a/drivers/scsi/sata_via.c b/drivers/ata/sata_via.c
index 01d40369a8a..7f087aef99d 100644
--- a/drivers/scsi/sata_via.c
+++ b/drivers/ata/sata_via.c
@@ -77,6 +77,7 @@ static void svia_scr_write (struct ata_port *ap, unsigned int sc_reg, u32 val);
static void vt6420_error_handler(struct ata_port *ap);
static const struct pci_device_id svia_pci_tbl[] = {
+ { 0x1106, 0x0591, PCI_ANY_ID, PCI_ANY_ID, 0, 0, vt6420 },
{ 0x1106, 0x3149, PCI_ANY_ID, PCI_ANY_ID, 0, 0, vt6420 },
{ 0x1106, 0x3249, PCI_ANY_ID, PCI_ANY_ID, 0, 0, vt6421 },
@@ -175,7 +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,
@@ -345,7 +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;
@@ -488,7 +489,7 @@ err_out:
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)
diff --git a/drivers/scsi/sata_vsc.c b/drivers/ata/sata_vsc.c
index ad37871594f..d0d92f33de5 100644
--- a/drivers/scsi/sata_vsc.c
+++ b/drivers/ata/sata_vsc.c
@@ -123,7 +123,7 @@ static void vsc_intr_mask_update(struct ata_port *ap, u8 ctl)
void __iomem *mask_addr;
u8 mask;
- mask_addr = ap->host_set->mmio_base +
+ mask_addr = ap->host->mmio_base +
VSC_SATA_INT_MASK_OFFSET + ap->port_no;
mask = readb(mask_addr);
if (ctl & ATA_NIEN)
@@ -206,20 +206,20 @@ static void vsc_sata_tf_read(struct ata_port *ap, struct ata_taskfile *tf)
static irqreturn_t vsc_sata_interrupt (int irq, void *dev_instance,
struct pt_regs *regs)
{
- struct ata_host_set *host_set = dev_instance;
+ struct ata_host *host = dev_instance;
unsigned int i;
unsigned int handled = 0;
u32 int_status;
- spin_lock(&host_set->lock);
+ spin_lock(&host->lock);
- int_status = readl(host_set->mmio_base + VSC_SATA_INT_STAT_OFFSET);
+ int_status = readl(host->mmio_base + VSC_SATA_INT_STAT_OFFSET);
- for (i = 0; i < host_set->n_ports; i++) {
+ for (i = 0; i < host->n_ports; i++) {
if (int_status & ((u32) 0xFF << (8 * i))) {
struct ata_port *ap;
- ap = host_set->ports[i];
+ ap = host->ports[i];
if (is_vsc_sata_int_err(i, int_status)) {
u32 err_status;
@@ -259,7 +259,7 @@ static irqreturn_t vsc_sata_interrupt (int irq, void *dev_instance,
}
}
- spin_unlock(&host_set->lock);
+ spin_unlock(&host->lock);
return IRQ_RETVAL(handled);
}
@@ -395,7 +395,7 @@ static int __devinit vsc_sata_init_one (struct pci_dev *pdev, const struct pci_d
pci_write_config_byte(pdev, PCI_CACHE_LINE_SIZE, 0x80);
probe_ent->sht = &vsc_sata_sht;
- probe_ent->host_flags = ATA_FLAG_SATA | ATA_FLAG_NO_LEGACY |
+ probe_ent->port_flags = ATA_FLAG_SATA | ATA_FLAG_NO_LEGACY |
ATA_FLAG_MMIO;
probe_ent->port_ops = &vsc_sata_ops;
probe_ent->n_ports = 4;
@@ -462,7 +462,7 @@ static struct pci_driver vsc_sata_pci_driver = {
static int __init vsc_sata_init(void)
{
- return pci_module_init(&vsc_sata_pci_driver);
+ return pci_register_driver(&vsc_sata_pci_driver);
}
diff --git a/drivers/pci/quirks.c b/drivers/pci/quirks.c
index 73177429fe7..b4970387a16 100644
--- a/drivers/pci/quirks.c
+++ b/drivers/pci/quirks.c
@@ -1209,7 +1209,7 @@ DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_SI, PCI_DEVICE_ID_SI_962, quirk_sis_96x_
DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_SI, PCI_DEVICE_ID_SI_963, quirk_sis_96x_smbus );
DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_SI, PCI_DEVICE_ID_SI_LPC, quirk_sis_96x_smbus );
-#if defined(CONFIG_SCSI_SATA) || defined(CONFIG_SCSI_SATA_MODULE)
+#if defined(CONFIG_ATA) || defined(CONFIG_ATA_MODULE)
/*
* If we are using libata we can drive this chip properly but must
@@ -1299,7 +1299,7 @@ static int __init combined_setup(char *str)
}
__setup("combined_mode=", combined_setup);
-#ifdef CONFIG_SCSI_SATA_INTEL_COMBINED
+#ifdef CONFIG_SATA_INTEL_COMBINED
static void __devinit quirk_intel_ide_combined(struct pci_dev *pdev)
{
u8 prog, comb, tmp;
@@ -1392,7 +1392,7 @@ static void __devinit quirk_intel_ide_combined(struct pci_dev *pdev)
request_region(0x170, 8, "libata"); /* port 1 */
}
DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_INTEL, PCI_ANY_ID, quirk_intel_ide_combined );
-#endif /* CONFIG_SCSI_SATA_INTEL_COMBINED */
+#endif /* CONFIG_SATA_INTEL_COMBINED */
int pcie_mch_quirk;
diff --git a/drivers/scsi/Kconfig b/drivers/scsi/Kconfig
index 96a81cd1761..2df4d15c963 100644
--- a/drivers/scsi/Kconfig
+++ b/drivers/scsi/Kconfig
@@ -471,67 +471,6 @@ config SCSI_IN2000
source "drivers/scsi/megaraid/Kconfig.megaraid"
-config SCSI_SATA
- tristate "Serial ATA (SATA) support"
- depends on SCSI
- help
- This driver family supports Serial ATA host controllers
- and devices.
-
- If unsure, say N.
-
-config SCSI_SATA_AHCI
- tristate "AHCI SATA support"
- depends on SCSI_SATA && PCI
- help
- This option enables support for AHCI Serial ATA.
-
- If unsure, say N.
-
-config SCSI_SATA_SVW
- tristate "ServerWorks Frodo / Apple K2 SATA support"
- depends on SCSI_SATA && PCI
- help
- This option enables support for Broadcom/Serverworks/Apple K2
- SATA support.
-
- If unsure, say N.
-
-config SCSI_ATA_PIIX
- tristate "Intel PIIX/ICH SATA support"
- depends on SCSI_SATA && 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 SCSI_SATA_MV
- tristate "Marvell SATA support (HIGHLY EXPERIMENTAL)"
- depends on SCSI_SATA && 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 SCSI_SATA_NV
- tristate "NVIDIA SATA support"
- depends on SCSI_SATA && PCI && EXPERIMENTAL
- help
- This option enables support for NVIDIA Serial ATA.
-
- If unsure, say N.
-
-config SCSI_PDC_ADMA
- tristate "Pacific Digital ADMA support"
- depends on SCSI_SATA && PCI
- help
- This option enables support for Pacific Digital ADMA controllers
-
- If unsure, say N.
-
config SCSI_HPTIOP
tristate "HighPoint RocketRAID 3xxx Controller support"
depends on SCSI && PCI
@@ -542,83 +481,6 @@ config SCSI_HPTIOP
To compile this driver as a module, choose M here; the module
will be called hptiop. If unsure, say N.
-config SCSI_SATA_QSTOR
- tristate "Pacific Digital SATA QStor support"
- depends on SCSI_SATA && PCI
- help
- This option enables support for Pacific Digital Serial ATA QStor.
-
- If unsure, say N.
-
-config SCSI_SATA_PROMISE
- tristate "Promise SATA TX2/TX4 support"
- depends on SCSI_SATA && PCI
- help
- This option enables support for Promise Serial ATA TX2/TX4.
-
- If unsure, say N.
-
-config SCSI_SATA_SX4
- tristate "Promise SATA SX4 support"
- depends on SCSI_SATA && PCI && EXPERIMENTAL
- help
- This option enables support for Promise Serial ATA SX4.
-
- If unsure, say N.
-
-config SCSI_SATA_SIL
- tristate "Silicon Image SATA support"
- depends on SCSI_SATA && PCI && EXPERIMENTAL
- help
- This option enables support for Silicon Image Serial ATA.
-
- If unsure, say N.
-
-config SCSI_SATA_SIL24
- tristate "Silicon Image 3124/3132 SATA support"
- depends on SCSI_SATA && PCI && EXPERIMENTAL
- help
- This option enables support for Silicon Image 3124/3132 Serial ATA.
-
- If unsure, say N.
-
-config SCSI_SATA_SIS
- tristate "SiS 964/180 SATA support"
- depends on SCSI_SATA && PCI && EXPERIMENTAL
- help
- This option enables support for SiS Serial ATA 964/180.
-
- If unsure, say N.
-
-config SCSI_SATA_ULI
- tristate "ULi Electronics SATA support"
- depends on SCSI_SATA && PCI && EXPERIMENTAL
- help
- This option enables support for ULi Electronics SATA.
-
- If unsure, say N.
-
-config SCSI_SATA_VIA
- tristate "VIA SATA support"
- depends on SCSI_SATA && PCI
- help
- This option enables support for VIA Serial ATA.
-
- If unsure, say N.
-
-config SCSI_SATA_VITESSE
- tristate "VITESSE VSC-7174 / INTEL 31244 SATA support"
- depends on SCSI_SATA && PCI
- help
- This option enables support for Vitesse VSC7174 and Intel 31244 Serial ATA.
-
- If unsure, say N.
-
-config SCSI_SATA_INTEL_COMBINED
- bool
- depends on IDE=y && !BLK_DEV_IDE_SATA && (SCSI_SATA_AHCI || SCSI_ATA_PIIX)
- default y
-
config SCSI_BUSLOGIC
tristate "BusLogic SCSI support"
depends on (PCI || ISA || MCA) && SCSI && ISA_DMA_API
diff --git a/drivers/scsi/Makefile b/drivers/scsi/Makefile
index ebd0cf00bf3..b678f957cfe 100644
--- a/drivers/scsi/Makefile
+++ b/drivers/scsi/Makefile
@@ -122,21 +122,6 @@ obj-$(CONFIG_SCSI_LASI700) += 53c700.o lasi700.o
obj-$(CONFIG_SCSI_NSP32) += nsp32.o
obj-$(CONFIG_SCSI_IPR) += ipr.o
obj-$(CONFIG_SCSI_IBMVSCSI) += ibmvscsi/
-obj-$(CONFIG_SCSI_SATA_AHCI) += libata.o ahci.o
-obj-$(CONFIG_SCSI_SATA_SVW) += libata.o sata_svw.o
-obj-$(CONFIG_SCSI_ATA_PIIX) += libata.o ata_piix.o
-obj-$(CONFIG_SCSI_SATA_PROMISE) += libata.o sata_promise.o
-obj-$(CONFIG_SCSI_SATA_QSTOR) += libata.o sata_qstor.o
-obj-$(CONFIG_SCSI_SATA_SIL) += libata.o sata_sil.o
-obj-$(CONFIG_SCSI_SATA_SIL24) += libata.o sata_sil24.o
-obj-$(CONFIG_SCSI_SATA_VIA) += libata.o sata_via.o
-obj-$(CONFIG_SCSI_SATA_VITESSE) += libata.o sata_vsc.o
-obj-$(CONFIG_SCSI_SATA_SIS) += libata.o sata_sis.o
-obj-$(CONFIG_SCSI_SATA_SX4) += libata.o sata_sx4.o
-obj-$(CONFIG_SCSI_SATA_NV) += libata.o sata_nv.o
-obj-$(CONFIG_SCSI_SATA_ULI) += libata.o sata_uli.o
-obj-$(CONFIG_SCSI_SATA_MV) += libata.o sata_mv.o
-obj-$(CONFIG_SCSI_PDC_ADMA) += libata.o pdc_adma.o
obj-$(CONFIG_SCSI_HPTIOP) += hptiop.o
obj-$(CONFIG_ARM) += arm/
@@ -166,7 +151,6 @@ ncr53c8xx-flags-$(CONFIG_SCSI_ZALON) \
CFLAGS_ncr53c8xx.o := $(ncr53c8xx-flags-y) $(ncr53c8xx-flags-m)
zalon7xx-objs := zalon.o ncr53c8xx.o
NCR_Q720_mod-objs := NCR_Q720.o ncr53c8xx.o
-libata-objs := libata-core.o libata-scsi.o libata-bmdma.o libata-eh.o
oktagon_esp_mod-objs := oktagon_esp.o oktagon_io.o
# Files generated that shall be removed upon make clean
diff --git a/include/asm-alpha/libata-portmap.h b/include/asm-alpha/libata-portmap.h
new file mode 100644
index 00000000000..75484ef0c74
--- /dev/null
+++ b/include/asm-alpha/libata-portmap.h
@@ -0,0 +1 @@
+#include <asm-generic/libata-portmap.h>
diff --git a/include/asm-generic/libata-portmap.h b/include/asm-generic/libata-portmap.h
new file mode 100644
index 00000000000..9202fd02d5b
--- /dev/null
+++ b/include/asm-generic/libata-portmap.h
@@ -0,0 +1,12 @@
+#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
diff --git a/include/asm-i386/libata-portmap.h b/include/asm-i386/libata-portmap.h
new file mode 100644
index 00000000000..75484ef0c74
--- /dev/null
+++ b/include/asm-i386/libata-portmap.h
@@ -0,0 +1 @@
+#include <asm-generic/libata-portmap.h>
diff --git a/include/asm-ia64/libata-portmap.h b/include/asm-ia64/libata-portmap.h
new file mode 100644
index 00000000000..75484ef0c74
--- /dev/null
+++ b/include/asm-ia64/libata-portmap.h
@@ -0,0 +1 @@
+#include <asm-generic/libata-portmap.h>
diff --git a/include/asm-powerpc/libata-portmap.h b/include/asm-powerpc/libata-portmap.h
new file mode 100644
index 00000000000..75484ef0c74
--- /dev/null
+++ b/include/asm-powerpc/libata-portmap.h
@@ -0,0 +1 @@
+#include <asm-generic/libata-portmap.h>
diff --git a/include/asm-sparc/libata-portmap.h b/include/asm-sparc/libata-portmap.h
new file mode 100644
index 00000000000..75484ef0c74
--- /dev/null
+++ b/include/asm-sparc/libata-portmap.h
@@ -0,0 +1 @@
+#include <asm-generic/libata-portmap.h>
diff --git a/include/asm-sparc64/libata-portmap.h b/include/asm-sparc64/libata-portmap.h
new file mode 100644
index 00000000000..75484ef0c74
--- /dev/null
+++ b/include/asm-sparc64/libata-portmap.h
@@ -0,0 +1 @@
+#include <asm-generic/libata-portmap.h>
diff --git a/include/asm-x86_64/libata-portmap.h b/include/asm-x86_64/libata-portmap.h
new file mode 100644
index 00000000000..75484ef0c74
--- /dev/null
+++ b/include/asm-x86_64/libata-portmap.h
@@ -0,0 +1 @@
+#include <asm-generic/libata-portmap.h>
diff --git a/include/linux/ata.h b/include/linux/ata.h
index 3671af86969..991b858acc3 100644
--- a/include/linux/ata.h
+++ b/include/linux/ata.h
@@ -40,6 +40,8 @@ enum {
ATA_MAX_DEVICES = 2, /* per bus/port */
ATA_MAX_PRD = 256, /* we could make these 256/256 */
ATA_SECT_SIZE = 512,
+ ATA_MAX_SECTORS = 256,
+ ATA_MAX_SECTORS_LBA48 = 65535,/* TODO: 65536? */
ATA_ID_WORDS = 256,
ATA_ID_SERNO_OFS = 10,
@@ -168,12 +170,16 @@ enum {
XFER_UDMA_2 = 0x42,
XFER_UDMA_1 = 0x41,
XFER_UDMA_0 = 0x40,
+ XFER_MW_DMA_4 = 0x24, /* CFA only */
+ XFER_MW_DMA_3 = 0x23, /* CFA only */
XFER_MW_DMA_2 = 0x22,
XFER_MW_DMA_1 = 0x21,
XFER_MW_DMA_0 = 0x20,
XFER_SW_DMA_2 = 0x12,
XFER_SW_DMA_1 = 0x11,
XFER_SW_DMA_0 = 0x10,
+ XFER_PIO_6 = 0x0E, /* CFA only */
+ XFER_PIO_5 = 0x0D, /* CFA only */
XFER_PIO_4 = 0x0C,
XFER_PIO_3 = 0x0B,
XFER_PIO_2 = 0x0A,
@@ -272,7 +278,6 @@ struct ata_taskfile {
};
#define ata_id_is_ata(id) (((id)[0] & (1 << 15)) == 0)
-#define ata_id_is_cfa(id) ((id)[0] == 0x848A)
#define ata_id_is_sata(id) ((id)[93] == 0)
#define ata_id_rahead_enabled(id) ((id)[85] & (1 << 6))
#define ata_id_wcache_enabled(id) ((id)[85] & (1 << 5))
@@ -304,6 +309,9 @@ static inline unsigned int ata_id_major_version(const u16 *id)
{
unsigned int mver;
+ if (id[ATA_ID_MAJOR_VER] == 0xFFFF)
+ return 0;
+
for (mver = 14; mver >= 1; mver--)
if (id[ATA_ID_MAJOR_VER] & (1 << mver))
break;
@@ -322,6 +330,18 @@ static inline int ata_id_current_chs_valid(const u16 *id)
id[56]; /* sectors in current translation */
}
+static inline int ata_id_is_cfa(const u16 *id)
+{
+ u16 v = id[0];
+ if (v == 0x848A) /* Standard CF */
+ return 1;
+ /* Could be CF hiding as standard ATA */
+ if (ata_id_major_version(id) >= 3 && id[82] != 0xFFFF &&
+ (id[82] & ( 1 << 2)))
+ return 1;
+ return 0;
+}
+
static inline int atapi_cdb_len(const u16 *dev_id)
{
u16 tmp = dev_id[0] & 0x3;
diff --git a/include/linux/libata.h b/include/linux/libata.h
index 66c3100c2b9..563885cb099 100644
--- a/include/linux/libata.h
+++ b/include/linux/libata.h
@@ -36,6 +36,8 @@
#include <linux/workqueue.h>
#include <scsi/scsi_host.h>
+#include <asm/libata-portmap.h>
+
/*
* compile-time options: to be removed as soon as all the drivers are
* converted to the new debugging mechanism
@@ -112,8 +114,6 @@ enum {
/* tag ATA_MAX_QUEUE - 1 is reserved for internal commands */
ATA_MAX_QUEUE = 32,
ATA_TAG_INTERNAL = ATA_MAX_QUEUE - 1,
- ATA_MAX_SECTORS = 200, /* FIXME */
- ATA_MAX_SECTORS_LBA48 = 65535,
ATA_MAX_BUS = 2,
ATA_DEF_BUSY_WAIT = 10000,
ATA_SHORT_PAUSE = (HZ >> 6) + 1,
@@ -197,7 +197,7 @@ enum {
ATA_QCFLAG_EH_SCHEDULED = (1 << 18), /* EH scheduled (obsolete) */
/* host set flags */
- ATA_HOST_SIMPLEX = (1 << 0), /* Host is simplex, one DMA channel per host_set only */
+ ATA_HOST_SIMPLEX = (1 << 0), /* Host is simplex, one DMA channel per host only */
/* various lengths of time */
ATA_TMOUT_BOOT = 30 * HZ, /* heuristic */
@@ -225,8 +225,8 @@ enum {
/* encoding various smaller bitmaps into a single
* unsigned int bitmap
*/
- ATA_BITS_PIO = 5,
- ATA_BITS_MWDMA = 3,
+ ATA_BITS_PIO = 7,
+ ATA_BITS_MWDMA = 5,
ATA_BITS_UDMA = 8,
ATA_SHIFT_PIO = 0,
@@ -350,23 +350,24 @@ struct ata_probe_ent {
struct scsi_host_template *sht;
struct ata_ioports port[ATA_MAX_PORTS];
unsigned int n_ports;
- unsigned int hard_port_no;
+ unsigned int dummy_port_mask;
unsigned int pio_mask;
unsigned int mwdma_mask;
unsigned int udma_mask;
- unsigned int legacy_mode;
unsigned long irq;
+ unsigned long irq2;
unsigned int irq_flags;
- unsigned long host_flags;
- unsigned long host_set_flags;
+ unsigned long port_flags;
+ unsigned long _host_flags;
void __iomem *mmio_base;
void *private_data;
};
-struct ata_host_set {
+struct ata_host {
spinlock_t lock;
struct device *dev;
unsigned long irq;
+ unsigned long irq2;
void __iomem *mmio_base;
unsigned int n_ports;
void *private_data;
@@ -374,7 +375,6 @@ struct ata_host_set {
unsigned long flags;
int simplex_claimed; /* Keep seperate in case we
ever need to do this locked */
- struct ata_host_set *next; /* for legacy mode */
struct ata_port *ports[0];
};
@@ -420,7 +420,7 @@ struct ata_queued_cmd {
void *private_data;
};
-struct ata_host_stats {
+struct ata_port_stats {
unsigned long unhandled_irq;
unsigned long idle_irq;
unsigned long rw_reqbuf;
@@ -498,14 +498,13 @@ struct ata_eh_context {
};
struct ata_port {
- struct Scsi_Host *host; /* our co-allocated scsi host */
+ struct Scsi_Host *scsi_host; /* our co-allocated scsi host */
const struct ata_port_operations *ops;
spinlock_t *lock;
unsigned long flags; /* ATA_FLAG_xxx */
unsigned int pflags; /* ATA_PFLAG_xxx */
unsigned int id; /* unique id req'd by scsi midlyr */
unsigned int port_no; /* unique port #; from zero */
- unsigned int hard_port_no; /* hardware port #; from zero */
struct ata_prd *prd; /* our SG list */
dma_addr_t prd_dma; /* and its DMA mapping */
@@ -524,7 +523,7 @@ struct ata_port {
unsigned int hw_sata_spd_limit;
unsigned int sata_spd_limit; /* SATA PHY speed limit */
- /* record runtime error info, protected by host_set lock */
+ /* record runtime error info, protected by host lock */
struct ata_eh_info eh_info;
/* EH context owned by EH */
struct ata_eh_context eh_context;
@@ -538,8 +537,8 @@ struct ata_port {
unsigned int active_tag;
u32 sactive;
- struct ata_host_stats stats;
- struct ata_host_set *host_set;
+ struct ata_port_stats stats;
+ struct ata_host *host;
struct device *dev;
struct work_struct port_task;
@@ -615,7 +614,7 @@ struct ata_port_operations {
int (*port_start) (struct ata_port *ap);
void (*port_stop) (struct ata_port *ap);
- void (*host_stop) (struct ata_host_set *host_set);
+ void (*host_stop) (struct ata_host *host);
void (*bmdma_stop) (struct ata_queued_cmd *qc);
u8 (*bmdma_status) (struct ata_port *ap);
@@ -623,7 +622,7 @@ struct ata_port_operations {
struct ata_port_info {
struct scsi_host_template *sht;
- unsigned long host_flags;
+ unsigned long flags;
unsigned long pio_mask;
unsigned long mwdma_mask;
unsigned long udma_mask;
@@ -649,6 +648,8 @@ extern const unsigned long sata_deb_timing_normal[];
extern const unsigned long sata_deb_timing_hotplug[];
extern const unsigned long sata_deb_timing_long[];
+extern const struct ata_port_operations ata_dummy_port_ops;
+
static inline const unsigned long *
sata_ehc_deb_timing(struct ata_eh_context *ehc)
{
@@ -658,6 +659,11 @@ sata_ehc_deb_timing(struct ata_eh_context *ehc)
return sata_deb_timing_normal;
}
+static inline int ata_port_is_dummy(struct ata_port *ap)
+{
+ return ap->ops == &ata_dummy_port_ops;
+}
+
extern void ata_port_probe(struct ata_port *);
extern void __sata_phy_reset(struct ata_port *ap);
extern void sata_phy_reset(struct ata_port *ap);
@@ -676,19 +682,30 @@ extern void ata_std_ports(struct ata_ioports *ioaddr);
extern int ata_pci_init_one (struct pci_dev *pdev, struct ata_port_info **port_info,
unsigned int n_ports);
extern void ata_pci_remove_one (struct pci_dev *pdev);
-extern void ata_pci_device_do_suspend(struct pci_dev *pdev, pm_message_t state);
+extern void ata_pci_device_do_suspend(struct pci_dev *pdev, pm_message_t mesg);
extern void ata_pci_device_do_resume(struct pci_dev *pdev);
-extern int ata_pci_device_suspend(struct pci_dev *pdev, pm_message_t state);
+extern int ata_pci_device_suspend(struct pci_dev *pdev, pm_message_t mesg);
extern int ata_pci_device_resume(struct pci_dev *pdev);
extern int ata_pci_clear_simplex(struct pci_dev *pdev);
#endif /* CONFIG_PCI */
extern int ata_device_add(const struct ata_probe_ent *ent);
extern void ata_port_detach(struct ata_port *ap);
-extern void ata_host_set_remove(struct ata_host_set *host_set);
+extern void ata_host_init(struct ata_host *, struct device *,
+ unsigned long, const struct ata_port_operations *);
+extern void ata_host_remove(struct ata_host *host);
extern int ata_scsi_detect(struct scsi_host_template *sht);
extern int ata_scsi_ioctl(struct scsi_device *dev, int cmd, void __user *arg);
extern int ata_scsi_queuecmd(struct scsi_cmnd *cmd, void (*done)(struct scsi_cmnd *));
extern int ata_scsi_release(struct Scsi_Host *host);
+extern void ata_sas_port_destroy(struct ata_port *);
+extern struct ata_port *ata_sas_port_alloc(struct ata_host *,
+ struct ata_port_info *, struct Scsi_Host *);
+extern int ata_sas_port_init(struct ata_port *);
+extern int ata_sas_port_start(struct ata_port *ap);
+extern void ata_sas_port_stop(struct ata_port *ap);
+extern int ata_sas_slave_configure(struct scsi_device *, struct ata_port *);
+extern int ata_sas_queuecmd(struct scsi_cmnd *cmd, void (*done)(struct scsi_cmnd *),
+ struct ata_port *ap);
extern unsigned int ata_host_intr(struct ata_port *ap, struct ata_queued_cmd *qc);
extern int sata_scr_valid(struct ata_port *ap);
extern int sata_scr_read(struct ata_port *ap, int reg, u32 *val);
@@ -697,10 +714,9 @@ extern int sata_scr_write_flush(struct ata_port *ap, int reg, u32 val);
extern int ata_port_online(struct ata_port *ap);
extern int ata_port_offline(struct ata_port *ap);
extern int ata_scsi_device_resume(struct scsi_device *);
-extern int ata_scsi_device_suspend(struct scsi_device *, pm_message_t state);
-extern int ata_host_set_suspend(struct ata_host_set *host_set,
- pm_message_t mesg);
-extern void ata_host_set_resume(struct ata_host_set *host_set);
+extern int ata_scsi_device_suspend(struct scsi_device *, pm_message_t mesg);
+extern int ata_host_suspend(struct ata_host *host, pm_message_t mesg);
+extern void ata_host_resume(struct ata_host *host);
extern int ata_ratelimit(void);
extern unsigned int ata_busy_sleep(struct ata_port *ap,
unsigned long timeout_pat,
@@ -725,7 +741,7 @@ extern u8 ata_altstatus(struct ata_port *ap);
extern void ata_exec_command(struct ata_port *ap, const struct ata_taskfile *tf);
extern int ata_port_start (struct ata_port *ap);
extern void ata_port_stop (struct ata_port *ap);
-extern void ata_host_stop (struct ata_host_set *host_set);
+extern void ata_host_stop (struct ata_host *host);
extern irqreturn_t ata_interrupt (int irq, void *dev_instance, struct pt_regs *regs);
extern void ata_mmio_data_xfer(struct ata_device *adev, unsigned char *buf,
unsigned int buflen, int write_data);
@@ -811,7 +827,7 @@ struct pci_bits {
unsigned long val;
};
-extern void ata_pci_host_stop (struct ata_host_set *host_set);
+extern void ata_pci_host_stop (struct ata_host *host);
extern struct ata_probe_ent *
ata_pci_init_native_mode(struct pci_dev *pdev, struct ata_port_info **port, int portmask);
extern int pci_test_config_bits(struct pci_dev *pdev, const struct pci_bits *bits);
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2024-12-20 14:24:16 +0000