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-rw-r--r--drivers/ata/Kconfig44
-rw-r--r--drivers/ata/Makefile4
-rw-r--r--drivers/ata/libata-core.c2
-rw-r--r--drivers/ata/libata-scsi.c2
-rw-r--r--drivers/ata/libata.h4
-rw-r--r--include/linux/libata.h9
6 files changed, 46 insertions, 19 deletions
diff --git a/drivers/ata/Kconfig b/drivers/ata/Kconfig
index ea665c249035..48c8fc55391e 100644
--- a/drivers/ata/Kconfig
+++ b/drivers/ata/Kconfig
@@ -49,6 +49,32 @@ config SATA_AHCI
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_FSL
+ tristate "Freescale 3.0Gbps SATA support"
+ depends on FSL_SOC
+ help
+ This option enables support for Freescale 3.0Gbps SATA controller.
+ It can be found on MPC837x and MPC8315.
+
+ If unsure, say N.
+
+config ATA_SFF
+ bool "ATA SFF support"
+ default y
+ help
+ This option adds support for ATA controllers with SFF
+ compliant or similar programming interface.
+
+if ATA_SFF
+
config SATA_SVW
tristate "ServerWorks Frodo / Apple K2 SATA support"
depends on PCI
@@ -125,14 +151,6 @@ config SATA_SIL
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 964/965/966/180 SATA support"
depends on PCI
@@ -183,15 +201,6 @@ config PATA_ACPI
firmware in the BIOS. This driver can sometimes handle
otherwise unsupported hardware.
-config SATA_FSL
- tristate "Freescale 3.0Gbps SATA support"
- depends on FSL_SOC
- help
- This option enables support for Freescale 3.0Gbps SATA controller.
- It can be found on MPC837x and MPC8315.
-
- If unsure, say N.
-
config PATA_ALI
tristate "ALi PATA support (Experimental)"
depends on PCI && EXPERIMENTAL
@@ -679,4 +688,5 @@ config PATA_BF54X
If unsure, say N.
+endif # ATA_SFF
endif # ATA
diff --git a/drivers/ata/Makefile b/drivers/ata/Makefile
index 0511e6f0bb58..e6e41b2c731c 100644
--- a/drivers/ata/Makefile
+++ b/drivers/ata/Makefile
@@ -78,6 +78,6 @@ obj-$(CONFIG_ATA_GENERIC) += ata_generic.o
# Should be last libata driver
obj-$(CONFIG_PATA_LEGACY) += pata_legacy.o
-libata-objs := libata-core.o libata-scsi.o libata-sff.o libata-eh.o \
- libata-pmp.o
+libata-objs := libata-core.o libata-scsi.o libata-eh.o libata-pmp.o
+libata-$(CONFIG_ATA_SFF) += libata-sff.o
libata-$(CONFIG_ATA_ACPI) += libata-acpi.o
diff --git a/drivers/ata/libata-core.c b/drivers/ata/libata-core.c
index 3a94c69c7fe7..ca60af0cb051 100644
--- a/drivers/ata/libata-core.c
+++ b/drivers/ata/libata-core.c
@@ -5195,7 +5195,9 @@ struct ata_port *ata_port_alloc(struct ata_host *host)
ap->msg_enable = ATA_MSG_DRV | ATA_MSG_ERR | ATA_MSG_WARN;
#endif
+#ifdef CONFIG_ATA_SFF
INIT_DELAYED_WORK(&ap->port_task, ata_pio_task);
+#endif
INIT_DELAYED_WORK(&ap->hotplug_task, ata_scsi_hotplug);
INIT_WORK(&ap->scsi_rescan_task, ata_scsi_dev_rescan);
INIT_LIST_HEAD(&ap->eh_done_q);
diff --git a/drivers/ata/libata-scsi.c b/drivers/ata/libata-scsi.c
index f8be92836a6e..a70881c408e5 100644
--- a/drivers/ata/libata-scsi.c
+++ b/drivers/ata/libata-scsi.c
@@ -2393,7 +2393,9 @@ static void atapi_request_sense(struct ata_queued_cmd *qc)
/* FIXME: is this needed? */
memset(cmd->sense_buffer, 0, SCSI_SENSE_BUFFERSIZE);
+#ifdef CONFIG_ATA_SFF
ap->ops->sff_tf_read(ap, &qc->tf);
+#endif
/* fill these in, for the case where they are -not- overwritten */
cmd->sense_buffer[0] = 0x70;
diff --git a/drivers/ata/libata.h b/drivers/ata/libata.h
index 87f54a1db3b0..6b70a624828c 100644
--- a/drivers/ata/libata.h
+++ b/drivers/ata/libata.h
@@ -42,8 +42,10 @@ static inline int ata_is_builtin_hardreset(ata_reset_fn_t reset)
{
if (reset == sata_std_hardreset)
return 1;
+#ifdef CONFIG_ATA_SFF
if (reset == sata_sff_hardreset)
return 1;
+#endif
return 0;
}
@@ -206,9 +208,11 @@ extern int ata_eh_recover(struct ata_port *ap, ata_prereset_fn_t prereset,
extern void ata_eh_finish(struct ata_port *ap);
/* libata-sff.c */
+#ifdef CONFIG_ATA_SFF
extern void ata_dev_select(struct ata_port *ap, unsigned int device,
unsigned int wait, unsigned int can_sleep);
extern u8 ata_irq_on(struct ata_port *ap);
extern void ata_pio_task(struct work_struct *work);
+#endif /* CONFIG_ATA_SFF */
#endif /* __LIBATA_H__ */
diff --git a/include/linux/libata.h b/include/linux/libata.h
index 037db1883bae..db77b90003fd 100644
--- a/include/linux/libata.h
+++ b/include/linux/libata.h
@@ -445,6 +445,7 @@ enum link_pm {
};
extern struct class_device_attribute class_device_attr_link_power_management_policy;
+#ifdef CONFIG_ATA_SFF
struct ata_ioports {
void __iomem *cmd_addr;
void __iomem *data_addr;
@@ -462,6 +463,7 @@ struct ata_ioports {
void __iomem *bmdma_addr;
void __iomem *scr_addr;
};
+#endif /* CONFIG_ATA_SFF */
struct ata_host {
spinlock_t lock;
@@ -648,7 +650,9 @@ struct ata_port {
struct ata_prd *prd; /* our SG list */
dma_addr_t prd_dma; /* and its DMA mapping */
+#ifdef CONFIG_ATA_SFF
struct ata_ioports ioaddr; /* ATA cmd/ctl/dma register blocks */
+#endif /* CONFIG_ATA_SFF */
u8 ctl; /* cache of ATA control register */
u8 last_ctl; /* Cache last written value */
@@ -760,6 +764,7 @@ struct ata_port_operations {
void (*port_stop)(struct ata_port *ap);
void (*host_stop)(struct ata_host *host);
+#ifdef CONFIG_ATA_SFF
/*
* SFF / taskfile oriented ops
*/
@@ -779,6 +784,7 @@ struct ata_port_operations {
void (*bmdma_start)(struct ata_queued_cmd *qc);
void (*bmdma_stop)(struct ata_queued_cmd *qc);
u8 (*bmdma_status)(struct ata_port *ap);
+#endif /* CONFIG_ATA_SFF */
/*
* Obsolete
@@ -1349,6 +1355,8 @@ static inline struct ata_port *ata_shost_to_port(struct Scsi_Host *host)
/**************************************************************************
* SFF - drivers/ata/libata-sff.c
*/
+#ifdef CONFIG_ATA_SFF
+
extern const struct ata_port_operations ata_sff_port_ops;
extern const struct ata_port_operations ata_bmdma_port_ops;
@@ -1489,5 +1497,6 @@ static inline u8 ata_wait_idle(struct ata_port *ap)
return status;
}
+#endif /* CONFIG_ATA_SFF */
#endif /* __LINUX_LIBATA_H__ */
generated by cgit v1.2.3 (git 2.25.1) at 2024-12-23 17:04:09 +0000