Re: [PATCH v2] usb: typec: ucsi: Mark dGPUs as DEVICE scope

[Wolfram Sang]

On Wed, Jun 14, 2023 at 02:16:21AM +0200, Andi Shyti wrote:
> Hi Mario,
> 
> On Thu, May 18, 2023 at 11:11:50AM -0500, Mario Limonciello wrote:
> > power_supply_is_system_supplied() checks whether any power
> > supplies are present that aren't batteries to decide whether
> > the system is running on DC or AC.  Downstream drivers use
> > this to make performance decisions.
> > 
> > Navi dGPUs include an UCSI function that has been exported
> > since commit 17631e8ca2d3 ("i2c: designware: Add driver
> > support for AMD NAVI GPU").
> > 
> > This UCSI function registers a power supply since commit
> > 992a60ed0d5e ("usb: typec: ucsi: register with power_supply class")
> > but this is not a system power supply.
> > 
> > As the power supply for a dGPU is only for powering devices connected
> > to dGPU, create a device property to indicate that the UCSI endpoint
> > is only for the scope of `POWER_SUPPLY_SCOPE_DEVICE`.
> > 
> > Link: https://lore.kernel.org/lkml/20230516182541.5836-2-mario.limonciello@xxxxxxx/
> > Reviewed-by: Evan Quan <evan.quan@xxxxxxx>
> > Tested-by: Evan Quan <evan.quan@xxxxxxx>
> > Signed-off-by: Mario Limonciello <mario.limonciello@xxxxxxx>
> 
> Acked-by: Andi Shyti <andi.shyti@xxxxxxxxxx> 

Applied to for-next, thanks!

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