On Saturday 21 June 2008, Sergei Shtylyov wrote:
> Hello.
>
> Bartlomiej Zolnierkiewicz wrote:
> > Export sff_dma_ops and then remove ide_setup_dma().
> >
> > There should be no functional changes caused by this patch.
> >
> > Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@xxxxxxxxx>
> >
> >
> [...]
> > Index: b/drivers/ide/arm/palm_bk3710.c
> > ===================================================================
> > --- a/drivers/ide/arm/palm_bk3710.c
> > +++ b/drivers/ide/arm/palm_bk3710.c
> > @@ -318,15 +318,14 @@ static u8 __devinit palm_bk3710_cable_de
> > static int __devinit palm_bk3710_init_dma(ide_hwif_t *hwif,
> > const struct ide_port_info *d)
> > {
> > - unsigned long base =
> > - hwif->io_ports.data_addr - IDE_PALM_ATA_PRI_REG_OFFSET;
> > -
> > printk(KERN_INFO " %s: MMIO-DMA\n", hwif->name);
> >
> > if (ide_allocate_dma_engine(hwif))
> > return -1;
> >
> > - ide_setup_dma(hwif, base);
> > + hwif->dma_base = hwif->io_ports.data_addr - IDE_PALM_ATA_PRI_REG_OFFSET;
> >
>
> That's er... too complex. Actually, 'base' has the value for
> 'dma_base' at that moment...
Well, the above place is the only user of 'base' so isn't the variable
kind of superfluous?
Thanks,
Bart
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