Bug#268609: kernel-image-2.6.8-1-k7: sata + ide + ide dma

[Manu Hallikainen <juustro@paincreators.net>]

Matthias Urlichs wrote:

> Hi,
>
> Manu Hallikainen:
>  
>
> > Cannot enable dma mode to ide dvd/cd/hd drives.
> >
> >    
> Did it work with earlier kernels?
>
> Did you load the chipset-specific module? Most ATA interfaces these days
> need one for DMA.
>
>  
ide_generic             1472  0
ide_cd                 42528  0
ide_core              138724  4 amd74xx,ide_disk,ide_generic,ide_cd
cdrom                  40284  2 sr_mod,ide_cd
sata_sil                8004  6
libata                 41412  1 sata_sil
scsi_mod              124748  4 sr_mod,sbp2,sd_mod,libata

yes. amd74xx (I think discover loads it)

friend has same problem with: sata_via and via82cxxx

> >  setting using_dma to 1 (on)
> >  HDIO_SET_DMA failed: Operation not permitted
> >    
>
> That error code ("Operation not permitted") is misleading, unfortunately.
>
>