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libahci: export ahci_qc_issue() and ahci_start_fix_rx() 

The subsequent patch will make use of them.

Signed-off-by: Loc Ho <lho@apm.com>
Signed-off-by: Suman Tripathi <stripathi@apm.com>
Signed-off-by: Tejun Heo <tj@kernel.org>
hifive-unleashed-5.1
Suman Tripathi 2014-07-07 22:33:04 +05:30 committed by Tejun Heo
parent f118ae5901
commit 39e0ee9964
2 changed files with 6 additions and 3 deletions
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2
drivers/ata/ahci.h
View File

@ -371,7 +371,9 @@ int ahci_do_softreset(struct ata_link *link, unsigned int *class,
int pmp, unsigned long deadline,
int (*check_ready)(struct ata_link *link));
unsigned int ahci_qc_issue(struct ata_queued_cmd *qc);
int ahci_stop_engine(struct ata_port *ap);
void ahci_start_fis_rx(struct ata_port *ap);
void ahci_start_engine(struct ata_port *ap);
int ahci_check_ready(struct ata_link *link);
int ahci_kick_engine(struct ata_port *ap);

7
drivers/ata/libahci.c
View File

@ -68,7 +68,6 @@ static ssize_t ahci_transmit_led_message(struct ata_port *ap, u32 state,
static int ahci_scr_read(struct ata_link *link, unsigned int sc_reg, u32 *val);
static int ahci_scr_write(struct ata_link *link, unsigned int sc_reg, u32 val);
static unsigned int ahci_qc_issue(struct ata_queued_cmd *qc);
static bool ahci_qc_fill_rtf(struct ata_queued_cmd *qc);
static int ahci_port_start(struct ata_port *ap);
static void ahci_port_stop(struct ata_port *ap);
@ -620,7 +619,7 @@ int ahci_stop_engine(struct ata_port *ap)
}
EXPORT_SYMBOL_GPL(ahci_stop_engine);
static void ahci_start_fis_rx(struct ata_port *ap)
void ahci_start_fis_rx(struct ata_port *ap)
{
void __iomem *port_mmio = ahci_port_base(ap);
struct ahci_host_priv *hpriv = ap->host->private_data;
@ -646,6 +645,7 @@ static void ahci_start_fis_rx(struct ata_port *ap)
/* flush */
readl(port_mmio + PORT_CMD);
}
EXPORT_SYMBOL_GPL(ahci_start_fis_rx);
static int ahci_stop_fis_rx(struct ata_port *ap)
{
@ -1945,7 +1945,7 @@ irqreturn_t ahci_interrupt(int irq, void *dev_instance)
}
EXPORT_SYMBOL_GPL(ahci_interrupt);
static unsigned int ahci_qc_issue(struct ata_queued_cmd *qc)
unsigned int ahci_qc_issue(struct ata_queued_cmd *qc)
{
struct ata_port *ap = qc->ap;
void __iomem *port_mmio = ahci_port_base(ap);
@ -1974,6 +1974,7 @@ static unsigned int ahci_qc_issue(struct ata_queued_cmd *qc)
return 0;
}
EXPORT_SYMBOL_GPL(ahci_qc_issue);
static bool ahci_qc_fill_rtf(struct ata_queued_cmd *qc)
{