Re: [PATCH v2 1/4] iommu/arm-smmu: Introduce wrapper for writeq/readq

From: Will Deacon
Date: Tue Aug 20 2019 - 08:08:58 EST


Hi Gregory, Hanna,

On Thu, Jul 11, 2019 at 05:02:39PM +0200, Gregory CLEMENT wrote:
> From: Hanna Hawa <hannah@xxxxxxxxxxx>
>
> This patch introduces the smmu_writeq_relaxed/smmu_readq_relaxed
> helpers, as preparation to add specific Marvell work-around for
> accessing 64 bits width registers of ARM SMMU.
>
> Signed-off-by: Hanna Hawa <hannah@xxxxxxxxxxx>
> Signed-off-by: Gregory CLEMENT <gregory.clement@xxxxxxxxxxx>
> ---
> drivers/iommu/arm-smmu.c | 36 +++++++++++++++++++++++++++---------
> 1 file changed, 27 insertions(+), 9 deletions(-)

Sorry for the delay in replying to this -- Robin's been reworking the driver
so that implementation quirks can be specified more cleanly. Please can you
take a look at:

https://git.kernel.org/pub/scm/linux/kernel/git/will/linux.git/log/?h=for-joerg/arm-smmu/refactoring

and try to respin your patches on top of that?

Thanks,

Will