From fb7fd61454c8681cd2621051a710b78a00369203 Mon Sep 17 00:00:00 2001 From: Tejun Heo Date: Sun, 23 Sep 2007 13:14:12 +0900 Subject: [PATCH] libata-pmp-prep: make a number of functions global to libata Make a number of functions from libata-core.c and libata-eh.c global to libata (drivers/ata/libata.h). These will be used by PMP. Signed-off-by: Tejun Heo Signed-off-by: Jeff Garzik --- drivers/ata/libata-core.c | 4 ++-- drivers/ata/libata-eh.c | 31 +++++++++++++++---------------- drivers/ata/libata.h | 17 +++++++++++++++++ 3 files changed, 34 insertions(+), 18 deletions(-) diff --git a/drivers/ata/libata-core.c b/drivers/ata/libata-core.c index c046c5e1e5..9467c2f601 100644 --- a/drivers/ata/libata-core.c +++ b/drivers/ata/libata-core.c @@ -6218,7 +6218,7 @@ void ata_dev_init(struct ata_device *dev) * LOCKING: * Kernel thread context (may sleep) */ -static void ata_link_init(struct ata_port *ap, struct ata_link *link, int pmp) +void ata_link_init(struct ata_port *ap, struct ata_link *link, int pmp) { int i; @@ -6253,7 +6253,7 @@ static void ata_link_init(struct ata_port *ap, struct ata_link *link, int pmp) * RETURNS: * 0 on success, -errno on failure. */ -static int sata_link_init_spd(struct ata_link *link) +int sata_link_init_spd(struct ata_link *link) { u32 scontrol, spd; int rc; diff --git a/drivers/ata/libata-eh.c b/drivers/ata/libata-eh.c index eb087bbc47..1d3b0dccfb 100644 --- a/drivers/ata/libata-eh.c +++ b/drivers/ata/libata-eh.c @@ -74,7 +74,6 @@ static const unsigned long ata_eh_reset_timeouts[] = { }; static void __ata_port_freeze(struct ata_port *ap); -static void ata_eh_finish(struct ata_port *ap); #ifdef CONFIG_PM static void ata_eh_handle_port_suspend(struct ata_port *ap); static void ata_eh_handle_port_resume(struct ata_port *ap); @@ -1015,7 +1014,7 @@ void ata_eh_qc_retry(struct ata_queued_cmd *qc) * LOCKING: * None. */ -static void ata_eh_detach_dev(struct ata_device *dev) +void ata_eh_detach_dev(struct ata_device *dev) { struct ata_link *link = dev->link; struct ata_port *ap = link->ap; @@ -1052,8 +1051,8 @@ static void ata_eh_detach_dev(struct ata_device *dev) * LOCKING: * None. */ -static void ata_eh_about_to_do(struct ata_link *link, struct ata_device *dev, - unsigned int action) +void ata_eh_about_to_do(struct ata_link *link, struct ata_device *dev, + unsigned int action) { struct ata_port *ap = link->ap; struct ata_eh_info *ehi = &link->eh_info; @@ -1095,8 +1094,8 @@ static void ata_eh_about_to_do(struct ata_link *link, struct ata_device *dev, * LOCKING: * None. */ -static void ata_eh_done(struct ata_link *link, struct ata_device *dev, - unsigned int action) +void ata_eh_done(struct ata_link *link, struct ata_device *dev, + unsigned int action) { struct ata_eh_context *ehc = &link->eh_context; @@ -1756,7 +1755,7 @@ static void ata_eh_link_autopsy(struct ata_link *link) * LOCKING: * Kernel thread context (may sleep). */ -static void ata_eh_autopsy(struct ata_port *ap) +void ata_eh_autopsy(struct ata_port *ap) { struct ata_link *link; @@ -1867,7 +1866,7 @@ static void ata_eh_link_report(struct ata_link *link) * LOCKING: * None. */ -static void ata_eh_report(struct ata_port *ap) +void ata_eh_report(struct ata_port *ap) { struct ata_link *link; @@ -1918,9 +1917,9 @@ static int ata_eh_followup_srst_needed(int rc, int classify, return 0; } -static int ata_eh_reset(struct ata_link *link, int classify, - ata_prereset_fn_t prereset, ata_reset_fn_t softreset, - ata_reset_fn_t hardreset, ata_postreset_fn_t postreset) +int ata_eh_reset(struct ata_link *link, int classify, + ata_prereset_fn_t prereset, ata_reset_fn_t softreset, + ata_reset_fn_t hardreset, ata_postreset_fn_t postreset) { struct ata_eh_context *ehc = &link->eh_context; unsigned int *classes = ehc->classes; @@ -2296,10 +2295,10 @@ static int ata_eh_handle_dev_fail(struct ata_device *dev, int err) * RETURNS: * 0 on success, -errno on failure. */ -static int ata_eh_recover(struct ata_port *ap, ata_prereset_fn_t prereset, - ata_reset_fn_t softreset, ata_reset_fn_t hardreset, - ata_postreset_fn_t postreset, - struct ata_link **r_failed_link) +int ata_eh_recover(struct ata_port *ap, ata_prereset_fn_t prereset, + ata_reset_fn_t softreset, ata_reset_fn_t hardreset, + ata_postreset_fn_t postreset, + struct ata_link **r_failed_link) { struct ata_link *link; struct ata_device *dev; @@ -2445,7 +2444,7 @@ static int ata_eh_recover(struct ata_port *ap, ata_prereset_fn_t prereset, * LOCKING: * None. */ -static void ata_eh_finish(struct ata_port *ap) +void ata_eh_finish(struct ata_port *ap) { int tag; diff --git a/drivers/ata/libata.h b/drivers/ata/libata.h index d4d369908c..0f3e355fdf 100644 --- a/drivers/ata/libata.h +++ b/drivers/ata/libata.h @@ -95,6 +95,8 @@ extern void ata_dev_select(struct ata_port *ap, unsigned int device, extern void swap_buf_le16(u16 *buf, unsigned int buf_words); extern int ata_flush_cache(struct ata_device *dev); extern void ata_dev_init(struct ata_device *dev); +extern void ata_link_init(struct ata_port *ap, struct ata_link *link, int pmp); +extern int sata_link_init_spd(struct ata_link *link); 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 struct ata_port *ata_port_alloc(struct ata_host *host); @@ -156,6 +158,21 @@ extern void ata_scsi_error(struct Scsi_Host *host); extern void ata_port_wait_eh(struct ata_port *ap); extern void ata_eh_fastdrain_timerfn(unsigned long arg); extern void ata_qc_schedule_eh(struct ata_queued_cmd *qc); +extern void ata_eh_detach_dev(struct ata_device *dev); +extern void ata_eh_about_to_do(struct ata_link *link, struct ata_device *dev, + unsigned int action); +extern void ata_eh_done(struct ata_link *link, struct ata_device *dev, + unsigned int action); +extern void ata_eh_autopsy(struct ata_port *ap); +extern void ata_eh_report(struct ata_port *ap); +extern int ata_eh_reset(struct ata_link *link, int classify, + ata_prereset_fn_t prereset, ata_reset_fn_t softreset, + ata_reset_fn_t hardreset, ata_postreset_fn_t postreset); +extern int ata_eh_recover(struct ata_port *ap, ata_prereset_fn_t prereset, + ata_reset_fn_t softreset, ata_reset_fn_t hardreset, + ata_postreset_fn_t postreset, + struct ata_link **r_failed_disk); +extern void ata_eh_finish(struct ata_port *ap); /* libata-sff.c */ extern u8 ata_irq_on(struct ata_port *ap); -- 2.39.5