AHCI: Move ahci_host_activate() function to libahci.c

This update is a prerequisite for consolidation of
AHCI host activation code within ahci_host_activate()
function.

Signed-off-by: Alexander Gordeev <agordeev@redhat.com>
Signed-off-by: Tejun Heo <tj@kernel.org>
Cc: linux-ide@vger.kernel.org

1 files changed, 0 insertions, 60 deletions

diff --git a/drivers/ata/ahci.c b/drivers/ata/ahci.c
index fcda5b6..0b21604 100644
--- a/drivers/ata/ahci.c
+++ b/drivers/ata/ahci.c
@@ -1226,66 +1226,6 @@ intx:
 	return 0;
 }
 
-/**
- *	ahci_host_activate - start AHCI host, request IRQs and register it
- *	@host: target ATA host
- *	@irq: base IRQ number to request
- *	@sht: scsi_host_template to use when registering the host
- *
- *	Similar to ata_host_activate, but requests IRQs according to AHCI-1.1
- *	when multiple MSIs were allocated. That is one MSI per port, starting
- *	from @irq.
- *
- *	LOCKING:
- *	Inherited from calling layer (may sleep).
- *
- *	RETURNS:
- *	0 on success, -errno otherwise.
- */
-int ahci_host_activate(struct ata_host *host, int irq,
-		       struct scsi_host_template *sht)
-{
-	int i, rc;
-
-	rc = ata_host_start(host);
-	if (rc)
-		return rc;
-
-	for (i = 0; i < host->n_ports; i++) {
-		struct ahci_port_priv *pp = host->ports[i]->private_data;
-
-		/* Do not receive interrupts sent by dummy ports */
-		if (!pp) {
-			disable_irq(irq + i);
-			continue;
-		}
-
-		rc = devm_request_threaded_irq(host->dev, irq + i,
-					       ahci_hw_interrupt,
-					       ahci_thread_fn, IRQF_SHARED,
-					       pp->irq_desc, host->ports[i]);
-		if (rc)
-			goto out_free_irqs;
-	}
-
-	for (i = 0; i < host->n_ports; i++)
-		ata_port_desc(host->ports[i], "irq %d", irq + i);
-
-	rc = ata_host_register(host, sht);
-	if (rc)
-		goto out_free_all_irqs;
-
-	return 0;
-
-out_free_all_irqs:
-	i = host->n_ports;
-out_free_irqs:
-	for (i--; i >= 0; i--)
-		devm_free_irq(host->dev, irq + i, host->ports[i]);
-
-	return rc;
-}
-
 static int ahci_init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
 {
 	unsigned int board_id = ent->driver_data;