[PATCH v2 2/3] iommu: add support for ARM Ltd. System MMU architecture

Olav Haugan ohaugan at codeaurora.org
Mon Jul 8 12:34:23 EDT 2013


On 6/24/2013 10:31 AM, Will Deacon wrote:
> This patch adds support for SMMUs implementing the ARM System MMU
> architecture versions 1 or 2. Both arm and arm64 are supported, although
> the v7s descriptor format is not used.
> 
> Cc: Rob Herring <robherring2 at gmail.com>
> Cc: Andreas Herrmann <andreas.herrmann at calxeda.com>
> Cc: Olav Haugan <ohaugan at codeaurora.org>
> Cc: Joerg Roedel <joro at 8bytes.org>
> Signed-off-by: Will Deacon <will.deacon at arm.com>
> ---
> +/* Maximum number of stream IDs assigned to a single device */
> +#define MAX_MASTER_STREAMIDS		8
> +

Hi Will,

We have designs that require more than 8 Stream IDs. Instead of hard
coding it to max of 8 can you make this dynamic?

Thanks,

Olav Haugan

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