[PATCH 13/17] libata: move ->irq_handler from port_ops to port_info

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libata-core now doesn't care about irq_handler.  It's responsibility
of LLD and helpers.  The only left user is PCI legacy/native init
helpers.  Move ->irq_handler to ata_port_info.

Signed-off-by: Tejun Heo <htejun@xxxxxxxxx>

---

 drivers/scsi/ata_piix.c     |   10 ++++++++--
 drivers/scsi/libata-bmdma.c |    4 ++--
 include/linux/libata.h      |    3 ++-
 3 files changed, 12 insertions(+), 5 deletions(-)

b532eb39d124c6696cc965ad96ec61e880cabbb8
diff --git a/drivers/scsi/ata_piix.c b/drivers/scsi/ata_piix.c
index 03403cc..c472348 100644
--- a/drivers/scsi/ata_piix.c
+++ b/drivers/scsi/ata_piix.c
@@ -254,7 +254,6 @@ static const struct ata_port_operations 
 	.error_handler		= piix_pata_error_handler,
 	.post_internal_cmd	= ata_bmdma_post_internal_cmd,
 
-	.irq_handler		= ata_interrupt,
 	.irq_clear		= ata_bmdma_irq_clear,
 
 	.port_start		= ata_port_start,
@@ -283,7 +282,6 @@ static const struct ata_port_operations 
 	.error_handler		= piix_sata_error_handler,
 	.post_internal_cmd	= ata_bmdma_post_internal_cmd,
 
-	.irq_handler		= ata_interrupt,
 	.irq_clear		= ata_bmdma_irq_clear,
 
 	.port_start		= ata_port_start,
@@ -368,6 +366,7 @@ #else
 #endif
 		.udma_mask	= ATA_UDMA_MASK_40C,
 		.port_ops	= &piix_pata_ops,
+		.irq_handler	= ata_interrupt,
 	},
 
 	/* ich5_pata */
@@ -382,6 +381,7 @@ #else
 #endif
 		.udma_mask	= 0x3f, /* udma0-5 */
 		.port_ops	= &piix_pata_ops,
+		.irq_handler	= ata_interrupt,
 	},
 
 	/* ich5_sata */
@@ -392,6 +392,7 @@ #endif
 		.mwdma_mask	= 0x07, /* mwdma0-2 */
 		.udma_mask	= 0x7f,	/* udma0-6 */
 		.port_ops	= &piix_sata_ops,
+		.irq_handler	= ata_interrupt,
 	},
 
 	/* i6300esb_sata */
@@ -403,6 +404,7 @@ #endif
 		.mwdma_mask	= 0x07, /* mwdma0-2 */
 		.udma_mask	= 0x7f,	/* udma0-6 */
 		.port_ops	= &piix_sata_ops,
+		.irq_handler	= ata_interrupt,
 	},
 
 	/* ich6_sata */
@@ -414,6 +416,7 @@ #endif
 		.mwdma_mask	= 0x07, /* mwdma0-2 */
 		.udma_mask	= 0x7f,	/* udma0-6 */
 		.port_ops	= &piix_sata_ops,
+		.irq_handler	= ata_interrupt,
 	},
 
 	/* ich6_sata_ahci */
@@ -426,6 +429,7 @@ #endif
 		.mwdma_mask	= 0x07, /* mwdma0-2 */
 		.udma_mask	= 0x7f,	/* udma0-6 */
 		.port_ops	= &piix_sata_ops,
+		.irq_handler	= ata_interrupt,
 	},
 
 	/* ich6m_sata_ahci */
@@ -438,6 +442,7 @@ #endif
 		.mwdma_mask	= 0x07, /* mwdma0-2 */
 		.udma_mask	= 0x7f,	/* udma0-6 */
 		.port_ops	= &piix_sata_ops,
+		.irq_handler	= ata_interrupt,
 	},
 
 	/* ich8_sata_ahci */
@@ -450,6 +455,7 @@ #endif
 		.mwdma_mask	= 0x07, /* mwdma0-2 */
 		.udma_mask	= 0x7f,	/* udma0-6 */
 		.port_ops	= &piix_sata_ops,
+		.irq_handler	= ata_interrupt,
 	},
 };
 
diff --git a/drivers/scsi/libata-bmdma.c b/drivers/scsi/libata-bmdma.c
index 75eec7a..6b7c9b4 100644
--- a/drivers/scsi/libata-bmdma.c
+++ b/drivers/scsi/libata-bmdma.c
@@ -1281,10 +1281,10 @@ int ata_pci_host_set_prepare(struct pci_
 
 		if (host_set->flags & (ATA_HOST_LEGACY_PRI << i)) {
 			ata_pci_port_init_legacy(ap, i);
-			irq_handler[i] = ap->ops->irq_handler;
+			irq_handler[i] = pi[i]->irq_handler;
 		} else {
 			ata_pci_port_init_native(ap, i);
-			irq_handler[2] = ap->ops->irq_handler;
+			irq_handler[2] = pi[i]->irq_handler;
 		}
 	}
 
diff --git a/include/linux/libata.h b/include/linux/libata.h
index 02ac266..e2305a7 100644
--- a/include/linux/libata.h
+++ b/include/linux/libata.h
@@ -605,7 +605,6 @@ struct ata_port_operations {
 	void (*error_handler) (struct ata_port *ap);
 	void (*post_internal_cmd) (struct ata_queued_cmd *qc);
 
-	irqreturn_t (*irq_handler)(int, void *, struct pt_regs *);
 	void (*irq_clear) (struct ata_port *);
 
 	u32 (*scr_read) (struct ata_port *ap, unsigned int sc_reg);
@@ -630,6 +629,8 @@ struct ata_port_info {
 	unsigned long		udma_mask;
 	const struct ata_port_operations *port_ops;
 	void 			*private_data;
+	/* fields for BMDMA init */
+	irqreturn_t (*irq_handler)(int, void *, struct pt_regs *);
 };
 
 struct ata_timing {
-- 
1.3.2


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