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ata: libata-sff: make ata_devchk() return 'bool'

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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 00:46:28 +03:00 committed by Damien Le Moal
parent 8d46352358
commit 1336aa88d8
1 changed files with 6 additions and 3 deletions
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9
drivers/ata/libata-sff.c
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@ -1751,10 +1751,13 @@ EXPORT_SYMBOL_GPL(ata_sff_prereset);
* correctly storing and echoing back the
* ATA shadow register contents.
*
* RETURN:
* true if device is present, false if not.
*
* LOCKING:
* caller.
*/
static unsigned int ata_devchk(struct ata_port *ap, unsigned int device)
static bool ata_devchk(struct ata_port *ap, unsigned int device)
{
struct ata_ioports *ioaddr = &ap->ioaddr;
u8 nsect, lbal;
@ -1774,9 +1777,9 @@ static unsigned int ata_devchk(struct ata_port *ap, unsigned int device)
lbal = ioread8(ioaddr->lbal_addr);
if ((nsect == 0x55) && (lbal == 0xaa))
return 1; /* we found a device */
return true; /* we found a device */
return 0; /* nothing found */
return false; /* nothing found */
}
/**