| Message ID | 20230215194554.25632-7-linux@zary.sk (mailing list archive) |
|---|---|
| State | New, archived |
| Headers | show |
| Series | pata_parport: protocol drivers fixes and cleanups | expand |
On 2/15/23 10:45 PM, Ondrej Zary wrote: > Only bpck driver uses devtype but it never gets set in pata_parport. > Remove it. > As most bpck devices are CD-ROMs, always run the code that depends > on devtype == PI_PCD. > > Signed-off-by: Ondrej Zary <linux@zary.sk> Reviewed-by: Sergey Shtylyov <s.shtylyov@omp.ru> [...] > diff --git a/drivers/ata/pata_parport/bpck.c b/drivers/ata/pata_parport/bpck.c > index b9174cf8863c..96386a10c22f 100644 > --- a/drivers/ata/pata_parport/bpck.c > +++ b/drivers/ata/pata_parport/bpck.c > @@ -241,14 +241,14 @@ static void bpck_connect ( PIA *pi ) > > WR(5,8); > > - if (pi->devtype == PI_PCD) { > +/* if (pi->devtype == PI_PCD) { possibly wrong, purpose unknown */ > WR(0x46,0x10); /* fiddle with ESS logic ??? */ > WR(0x4c,0x38); > WR(0x4d,0x88); > WR(0x46,0xa0); > WR(0x41,0); > WR(0x4e,8); > - } > +/* }*/ You could have used // here, scripts/checkpatch.pl has nothing against it now... [...] MBR, Sergey
diff --git a/drivers/ata/pata_parport/bpck.c b/drivers/ata/pata_parport/bpck.c index b9174cf8863c..96386a10c22f 100644 --- a/drivers/ata/pata_parport/bpck.c +++ b/drivers/ata/pata_parport/bpck.c @@ -241,14 +241,14 @@ static void bpck_connect ( PIA *pi ) WR(5,8); - if (pi->devtype == PI_PCD) { +/* if (pi->devtype == PI_PCD) { possibly wrong, purpose unknown */ WR(0x46,0x10); /* fiddle with ESS logic ??? */ WR(0x4c,0x38); WR(0x4d,0x88); WR(0x46,0xa0); WR(0x41,0); WR(0x4e,8); - } +/* }*/ } static void bpck_disconnect ( PIA *pi ) diff --git a/include/linux/pata_parport.h b/include/linux/pata_parport.h index 9614ce53470a..3fc6b002c7c8 100644 --- a/include/linux/pata_parport.h +++ b/include/linux/pata_parport.h @@ -11,15 +11,12 @@ #include <linux/libata.h> -#define PI_PCD 1 /* dummy for paride protocol modules */ - struct pi_adapter { struct device dev; struct pi_protocol *proto; /* adapter protocol */ int port; /* base address of parallel port */ int mode; /* transfer mode in use */ int delay; /* adapter delay setting */ - int devtype; /* dummy for paride protocol modules */ char *device; /* dummy for paride protocol modules */ int unit; /* unit number for chained adapters */ int saved_r0; /* saved port state */
Only bpck driver uses devtype but it never gets set in pata_parport. Remove it. As most bpck devices are CD-ROMs, always run the code that depends on devtype == PI_PCD. Signed-off-by: Ondrej Zary <linux@zary.sk> --- drivers/ata/pata_parport/bpck.c | 4 ++-- include/linux/pata_parport.h | 3 --- 2 files changed, 2 insertions(+), 5 deletions(-)