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ata: move sata_link_hardreset() to libata-sata.c

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* move sata_link_hardreset() to libata-sata.c

* add static inline for CONFIG_SATA_HOST=n case

* make sata_set_spd_needed() static

Code size savings on m68k arch using (modified) atari_defconfig:

   text    data     bss     dec     hex filename
before:
  32724     572      40   33336    8238 drivers/ata/libata-core.o
after:
  32559     572      40   33171    8193 drivers/ata/libata-core.o

Reviewed-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Bartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
This commit is contained in:
Bartlomiej Zolnierkiewicz
2020-03-26 16:58:15 +01:00
committed by Jens Axboe
parent 9d3158f5cb
commit 78c97c80d7
4 changed files with 127 additions and 124 deletions
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16
include/linux/libata.h
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@@ -1077,9 +1077,6 @@ static inline int ata_port_is_dummy(struct ata_port *ap)
extern int ata_std_prereset(struct ata_link *link, unsigned long deadline);
extern int ata_wait_after_reset(struct ata_link *link, unsigned long deadline,
int (*check_ready)(struct ata_link *link));
extern int sata_link_hardreset(struct ata_link *link,
const unsigned long *timing, unsigned long deadline,
bool *online, int (*check_ready)(struct ata_link *));
extern int sata_std_hardreset(struct ata_link *link, unsigned int *class,
unsigned long deadline);
extern void ata_std_postreset(struct ata_link *link, unsigned int *classes);
@@ -1190,6 +1187,9 @@ extern int sata_scr_read(struct ata_link *link, int reg, u32 *val);
extern int sata_scr_write(struct ata_link *link, int reg, u32 val);
extern int sata_scr_write_flush(struct ata_link *link, int reg, u32 val);
extern int sata_set_spd(struct ata_link *link);
extern int sata_link_hardreset(struct ata_link *link,
const unsigned long *timing, unsigned long deadline,
bool *online, int (*check_ready)(struct ata_link *));
extern int sata_link_resume(struct ata_link *link, const unsigned long *params,
unsigned long deadline);
#else
@@ -1207,6 +1207,16 @@ static inline int sata_scr_write_flush(struct ata_link *link, int reg, u32 val)
return -EOPNOTSUPP;
}
static inline int sata_set_spd(struct ata_link *link) { return -EOPNOTSUPP; }
static inline int sata_link_hardreset(struct ata_link *link,
const unsigned long *timing,
unsigned long deadline,
bool *online,
int (*check_ready)(struct ata_link *))
{
if (online)
*online = false;
return -EOPNOTSUPP;
}
static inline int sata_link_resume(struct ata_link *link,
const unsigned long *params,
unsigned long deadline)