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Commit 182d7bba authored by Tejun Heo's avatar Tejun Heo Committed by Jeff Garzik
Browse files

libata: clean up dummy port_ops 



Now that SFF assumptions are removed from core layer, dummy port_ops
can be slimmed down.  Chop it down.

Signed-off-by: default avatarTejun Heo <htejun@gmail.com>
parent c9f75b04

drivers/ata/libata-core.c

+5 −17
Original line number Diff line number Diff line
@@ -6159,32 +6159,20 @@ u32 ata_wait_register(void __iomem *reg, u32 mask, u32 val, 
/*

 * Dummy port_ops

 */

static void ata_dummy_noret(struct ata_port *ap)	{ }

static int ata_dummy_ret0(struct ata_port *ap)		{ return 0; }

static void ata_dummy_qc_noret(struct ata_queued_cmd *qc) { }



static u8 ata_dummy_check_status(struct ata_port *ap)

static unsigned int ata_dummy_qc_issue(struct ata_queued_cmd *qc)

{

	return ATA_DRDY;

	return AC_ERR_SYSTEM;

}



static unsigned int ata_dummy_qc_issue(struct ata_queued_cmd *qc)

static void ata_dummy_error_handler(struct ata_port *ap)

{

	return AC_ERR_SYSTEM;

	/* truly dummy */

}



struct ata_port_operations ata_dummy_port_ops = {

	.sff_check_status	= ata_dummy_check_status,

	.sff_check_altstatus	= ata_dummy_check_status,

	.qc_prep		= ata_noop_qc_prep,

	.qc_issue		= ata_dummy_qc_issue,

	.freeze			= ata_dummy_noret,

	.thaw			= ata_dummy_noret,

	.error_handler		= ata_dummy_noret,

	.post_internal_cmd	= ata_dummy_qc_noret,

	.sff_irq_clear		= ata_dummy_noret,

	.port_start		= ata_dummy_ret0,

	.port_stop		= ata_dummy_noret,

	.error_handler		= ata_dummy_error_handler,

};



const struct ata_port_info ata_dummy_port_info = {