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libata-acpi: adjust constness in ata_acpi_gtm/stm() parameters

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* No internal function uses const ata_port.  Drop const from @ap.

* Make ata_acpi_stm() copy @stm before using it and change @stm to
  const.

Signed-off-by: Tejun Heo <htejun@gmail.com>
Signed-off-by: Jeff Garzik <jeff@garzik.org>
This commit is contained in:
Tejun Heo
2007-12-15 15:04:57 +09:00
committed by Jeff Garzik
parent 4e5200334e
commit 0d02f0b22b
2 changed files with 6 additions and 5 deletions
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4
include/linux/libata.h
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@ -940,8 +940,8 @@ enum {
/* libata-acpi.c */
#ifdef CONFIG_ATA_ACPI
extern int ata_acpi_cbl_80wire(struct ata_port *ap);
int ata_acpi_stm(const struct ata_port *ap, struct ata_acpi_gtm *stm);
int ata_acpi_gtm(const struct ata_port *ap, struct ata_acpi_gtm *stm);
int ata_acpi_stm(struct ata_port *ap, const struct ata_acpi_gtm *stm);
int ata_acpi_gtm(struct ata_port *ap, struct ata_acpi_gtm *stm);
#else
static inline int ata_acpi_cbl_80wire(struct ata_port *ap) { return 0; }
#endif