[RFC PATCH v2 0/4] IORT SMMUv3 MSI support

Lorenzo Pieralisi lorenzo.pieralisi at arm.com
Fri Sep 22 04:22:09 PDT 2017


On Thu, Sep 21, 2017 at 09:17:14PM +0800, Hanjun Guo wrote:
> From: Hanjun Guo <hanjun.guo at linaro.org>
> 
> IORT revision C introduced SMMUv3 MSI support for control interrupts,
> which introduced a device ID mapping index to retrieve the dev ID
> and ITS parent, adding its support in this patch set, please refer
> to each patch for detail commit message.
> 
> RFC v1 -> RFC v2:
>  - Introduce a new API iort_set_device_domain() to find the MSI domain
>    for an SMMUv3 (or any other IORT table node) to reduce the complex
>    of doing that via acpi_configure_pmsi_domain().
> 
> Hanjun Guo (3):
>   ACPICA: Add SMMUv3 device ID mapping index support
>   ACPI: IORT: lookup iort node via fwnode
>   ACPI: IORT: Skip SMMUv3 device ID map for two steps mappings
> 
> Lorenzo Pieralisi (1):
>   ACPI: IORT: SMMUv3 nodes MSI support
> 
>  drivers/acpi/arm64/iort.c | 157 ++++++++++++++++++++++++++++++++++++++++++++--
>  include/acpi/actbl2.h     |   1 +
>  2 files changed, 152 insertions(+), 6 deletions(-)

Please drop RFC tag from this series, comments on respective patches.

Lorenzo



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