Re: [PATCH v2] usb: xhci: Workaround for S3 issue on AMD SNPS 3.0 xHC

2020-10-28 Thread Singh, Sandeep 



On 10/26/2020 8:16 PM, Mathias Nyman wrote:

[CAUTION: External Email]

On 23.10.2020 16.15, Sandeep Singh wrote:

From: Sandeep Singh 

On some platform of AMD, S3 fails with HCE and SRE errors. To fix this,
need to disable a bit which is enable in sparse controller.

Signed-off-by: Sanket Goswami 
Signed-off-by: Sandeep Singh 
---
Changes since 
v1:(https://nam11.safelinks.protection.outlook.com/?url=https%3A%2F%2Flkml.org%2Flkml%2F2020%2F10%2F23%2F368data=04%7C01%7CSandeep.Singh%40amd.com%7Ca8900bc99ca441507cc408d879bdc5e9%7C3dd8961fe4884e608e11a82d994e183d%7C0%7C0%7C637393203258053573%7CUnknown%7CTWFpbGZsb3d8eyJWIjoiMC4wLjAwMDAiLCJQIjoiV2luMzIiLCJBTiI6Ik1haWwiLCJXVCI6Mn0%3D%7C1000sdata=GM7TXOawh6nLZaX1ABZLlptYeyoUSMHnwhCxbY6zFZI%3Dreserved=0)
   -> Add xhci.h changes


Added to queue.
This looks like it should go to stable as well.


Thanks Mathias , please help to queue this up from 4.19+.

Regards

Sandeep



-Mathias

Re: [PATCH v2] usb: xhci: Workaround for S3 issue on AMD SNPS 3.0 xHC

2020-10-26 Thread Mathias Nyman 
On 23.10.2020 16.15, Sandeep Singh wrote:
> From: Sandeep Singh 
> 
> On some platform of AMD, S3 fails with HCE and SRE errors. To fix this,
> need to disable a bit which is enable in sparse controller.
> 
> Signed-off-by: Sanket Goswami 
> Signed-off-by: Sandeep Singh 
> ---
> Changes since v1:(https://lkml.org/lkml/2020/10/23/368)
>   -> Add xhci.h changes
> 

Added to queue.
This looks like it should go to stable as well.

-Mathias