diff mbox series

[1/4] pata_parport: fix pata_parport_devchk

Message ID 20230930191511.24994-2-linux@zary.sk (mailing list archive)
State New, archived
Headers show
Series pata_parport: fix EXP Computer CD-865 with MC-1285B EPP cable | expand

Commit Message

Ondrej Zary Sept. 30, 2023, 7:15 p.m. UTC
There's a 'x' missing in 0x55 in pata_parport_devchk(), causing the
detection to always fail. Fix it.

Signed-off-by: Ondrej Zary <linux@zary.sk>
---
 drivers/ata/pata_parport/pata_parport.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

Comments

Sergey Shtylyov Oct. 2, 2023, 6:43 p.m. UTC | #1
Hello!

On 9/30/23 10:15 PM, Ondrej Zary wrote:

> There's a 'x' missing in 0x55 in pata_parport_devchk(), causing the
> detection to always fail. Fix it.
> 
> Signed-off-by: Ondrej Zary <linux@zary.sk>

   I think we need a Fixes: tag here...

> ---
>  drivers/ata/pata_parport/pata_parport.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/drivers/ata/pata_parport/pata_parport.c b/drivers/ata/pata_parport/pata_parport.c
> index 1af64d435d3c..258d189f42e5 100644
> --- a/drivers/ata/pata_parport/pata_parport.c
> +++ b/drivers/ata/pata_parport/pata_parport.c
> @@ -64,7 +64,7 @@ static bool pata_parport_devchk(struct ata_port *ap, unsigned int device)
>  	pi->proto->write_regr(pi, 0, ATA_REG_NSECT, 0xaa);
>  	pi->proto->write_regr(pi, 0, ATA_REG_LBAL, 0x55);
>  
> -	pi->proto->write_regr(pi, 0, ATA_REG_NSECT, 055);
> +	pi->proto->write_regr(pi, 0, ATA_REG_NSECT, 0x55);

   Oh, Gawd! How did this ever work?! :-/
   This bug seems to predate the Big PARIDE move...

>  	pi->proto->write_regr(pi, 0, ATA_REG_LBAL, 0xaa);
>  
>  	nsect = pi->proto->read_regr(pi, 0, ATA_REG_NSECT);
> 

MBR, Sergey
Sergey Shtylyov Oct. 2, 2023, 7:08 p.m. UTC | #2
On 10/2/23 9:43 PM, Sergey Shtylyov wrote:
[...]

>> There's a 'x' missing in 0x55 in pata_parport_devchk(), causing the
>> detection to always fail. Fix it.
>>
>> Signed-off-by: Ondrej Zary <linux@zary.sk>
> 
>    I think we need a Fixes: tag here...

Fixes: 246a1c4c6b7f ("ata: pata_parport: add driver (PARIDE replacement)")

[...]

MBR, Sergey
diff mbox series

Patch

diff --git a/drivers/ata/pata_parport/pata_parport.c b/drivers/ata/pata_parport/pata_parport.c
index 1af64d435d3c..258d189f42e5 100644
--- a/drivers/ata/pata_parport/pata_parport.c
+++ b/drivers/ata/pata_parport/pata_parport.c
@@ -64,7 +64,7 @@  static bool pata_parport_devchk(struct ata_port *ap, unsigned int device)
 	pi->proto->write_regr(pi, 0, ATA_REG_NSECT, 0xaa);
 	pi->proto->write_regr(pi, 0, ATA_REG_LBAL, 0x55);
 
-	pi->proto->write_regr(pi, 0, ATA_REG_NSECT, 055);
+	pi->proto->write_regr(pi, 0, ATA_REG_NSECT, 0x55);
 	pi->proto->write_regr(pi, 0, ATA_REG_LBAL, 0xaa);
 
 	nsect = pi->proto->read_regr(pi, 0, ATA_REG_NSECT);