Re: [PATCH] MIPS: Alchemy: fix dbdma2

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



On Thu, May 11, 2023 at 05:30:10PM +0200, Manuel Lauss wrote:
> Various fixes for the Au1200/Au1550/Au1300 DBDMA2 code:
> 
> - skip cache invalidation if chip has working coherency circuitry.
> - invalidate KSEG0-portion of the (physical) data address.
> - force the dma channel doorbell write out to bus immediately with
>   a sync.
> 
> --
>  This fixes Audio and SD/MMC on the DB1300 board.
> 
> Signed-off-by: Manuel Lauss <manuel.lauss@xxxxxxxxx>
> ---
>  arch/mips/alchemy/common/dbdma.c | 27 +++++++++++++++------------
>  1 file changed, 15 insertions(+), 12 deletions(-)

applied to mips-fixes.

Thomas.

-- 
Crap can work. Given enough thrust pigs will fly, but it's not necessarily a
good idea.                                                [ RFC1925, 2.3 ]



[Index of Archives]     [LKML Archive]     [Linux ARM Kernel]     [Linux ARM]     [Git]     [Yosemite News]     [Linux SCSI]     [Linux Hams]

  Powered by Linux