Re: [PATCH] i2c: i2c-qcom-geni: Serve transfer during early resume stage

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



Hi Mukesh,

Is this patch still needed? Can anyone active in the Qualcomm
drivers take a look?

On Tue, Apr 02, 2024 at 03:57:41PM GMT, Mukesh Kumar Savaliya wrote:
> pm_runtime_get_sync() function fails during PM early resume and returning
> -EACCES because runtime PM for the device is disabled at the early stage
> causing i2c transfer to fail. Make changes to serve transfer with force
> resume.
> 
> 1. Register interrupt with IRQF_EARLY_RESUME and IRQF_NO_SUSPEND flags
>    to avoid timeout of transfer when IRQ is not enabled during early stage.
> 2. Do force resume if pm_runtime_get_sync() is failing after system
>    suspend when runtime PM is not enabled.
> 3. Increment power usage count after forced resume to balance
>    it against regular runtime suspend.
> 
> Co-developed-by: Viken Dadhaniya <quic_vdadhani@xxxxxxxxxxx>
> Signed-off-by: Viken Dadhaniya <quic_vdadhani@xxxxxxxxxxx>
> Signed-off-by: Mukesh Kumar Savaliya <quic_msavaliy@xxxxxxxxxxx>

Should this be considered a fix?

Thanks,
Andi




[Index of Archives]     [Linux ARM Kernel]     [Linux ARM]     [Linux Omap]     [Fedora ARM]     [Linux for Sparc]     [IETF Annouce]     [Security]     [Bugtraq]     [Linux MIPS]     [ECOS]     [Asterisk Internet PBX]     [Linux API]

  Powered by Linux