[PATCH V6 0/8] vfio, platform: add ACPI support

Auger Eric eric.auger at redhat.com
Tue Jun 7 13:37:56 PDT 2016


Hi Sinan,
Le 29/05/2016 à 00:01, Sinan Kaya a écrit :
> The device tree code checks for the presence of a reset driver and calls
> the of_reset function pointer by looking up the reset driver as a module.
> 
> ACPI defines _RST method to perform device level reset. After the _RST
> method is executed, the OS can resume using the device.
> 
> This patch checks the presence of _RST method and calls the _RST
> method when reset is requested.
> 
> Changes from V5:
> 1. Handle reset function call failures in open and release (new patch).
> 2. Bring out extra debug information when failure happens (new patch).
> 3. Address review comments from Eric in ACPI _RST patch.

I think you need a respin to fix the deallocation issue in 7/8 + 1st patch missing.
Afterwards I don't have any other comments at that point. I will test the
dt non-regression tomorrow.

Thanks

Eric


> Sinan Kaya (8):
>   vfio: platform: move reset call to a common function
>   vfio: platform: determine reset capability
>   vfio: platform: add support for ACPI probe
>   vfio: platform: add extra debug info argument to call reset
>   vfio: platform: call _RST method when using ACPI
>   vfio, platform: make reset driver a requirement by default
>   vfio: platform: check reset call return code during open
>   vfio: platform: check reset call return code during release
> 
>  drivers/vfio/platform/vfio_amba.c             |   5 +
>  drivers/vfio/platform/vfio_platform.c         |   5 +
>  drivers/vfio/platform/vfio_platform_common.c  | 169 ++++++++++++++++++++++----
>  drivers/vfio/platform/vfio_platform_private.h |   2 +
>  4 files changed, 159 insertions(+), 22 deletions(-)
> 



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