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ata: sata_rcar: make sata_rcar_ata_devchk() return 'bool' 

sata_rcar_ata_devchk() returns 1 if a device is present, 0 if not --
the 'bool' type clearly fits better here than 'unsigned int'...

Signed-off-by: Sergey Shtylyov <s.shtylyov@omp.ru>
Signed-off-by: Damien Le Moal <damien.lemoal@opensource.wdc.com>
This commit is contained in:
Sergey Shtylyov 2022-02-10 00:46:30 +03:00 committed by Damien Le Moal
parent bba077d801
commit 88e6b81878
1 changed files with 3 additions and 4 deletions
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7
drivers/ata/sata_rcar.c
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@ -283,8 +283,7 @@ static void sata_rcar_dev_select(struct ata_port *ap, unsigned int device)
ata_sff_pause(ap); /* needed; also flushes, for mmio */
}
static unsigned int sata_rcar_ata_devchk(struct ata_port *ap,
unsigned int device)
static bool sata_rcar_ata_devchk(struct ata_port *ap, unsigned int device)
{
struct ata_ioports *ioaddr = &ap->ioaddr;
u8 nsect, lbal;
@ -304,9 +303,9 @@ static unsigned int sata_rcar_ata_devchk(struct ata_port *ap,
lbal = ioread32(ioaddr->lbal_addr);
if (nsect == 0x55 && lbal == 0xaa)
return 1; /* found a device */
return true; /* found a device */
return 0; /* nothing found */
return false; /* nothing found */
}
static int sata_rcar_wait_after_reset(struct ata_link *link,