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libata-pmp: implement qc_defer for command switching PMP support

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Implement sata_pmp_qc_defer_cmd_switch() - standard qc_defer for
command switching PMP support.

Signed-off-by: Tejun Heo <htejun@gmail.com>
Signed-off-by: Jeff Garzik <jeff@garzik.org>
This commit is contained in:
Tejun Heo
2007-09-23 13:19:54 +09:00
committed by Jeff Garzik
parent d0df8b5d0f
commit 31f8838444
3 changed files with 32 additions and 0 deletions
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drivers/ata/libata-core.c
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@@ -7303,6 +7303,7 @@ EXPORT_SYMBOL_GPL(ata_pci_default_filter);
EXPORT_SYMBOL_GPL(ata_pci_clear_simplex);
#endif /* CONFIG_PCI */
EXPORT_SYMBOL_GPL(sata_pmp_qc_defer_cmd_switch);
EXPORT_SYMBOL_GPL(sata_pmp_read_init_tf);
EXPORT_SYMBOL_GPL(sata_pmp_read_val);
EXPORT_SYMBOL_GPL(sata_pmp_write_init_tf);