Re: [PATCH 0/4] Enable sensor's runtime PM before registering async sub-dev

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Hi Bingbu,

On Tue, Nov 21, 2023 at 11:03:06AM +0800, Bingbu Cao wrote:
> Sakari,
> 
> On 11/20/23 2:35 PM, Sakari Ailus wrote:
> > Hi Bingbu,
> > 
> > On Mon, Nov 20, 2023 at 12:14:40PM +0800, Bingbu Cao wrote:
> >>
> >> Sakari and others,
> >>
> >> On 11/6/23 4:35 PM, bingbu.cao@xxxxxxxxx wrote:
> >>> From: Bingbu Cao <bingbu.cao@xxxxxxxxx>
> >>>
> >>> Following Sakari's patch:
> >>> <URL:https://lore.kernel.org/linux-media/20231102090752.1418132-1-sakari.ailus@xxxxxxxxxxxxxxx/>
> >>>
> >>> The sensor device maybe accessible right after its async sub-device is
> >>> registered, so runtime PM should be ready before its async sub-device
> >>> is registered.
> >>>
> >>>
> >>> Bingbu Cao (4):
> >>>   media: imx355: Enable runtime PM before registering async sub-device
> >>>   media: ov01a10: Enable runtime PM before registering async sub-device
> >>>   media: ov13b10: Enable runtime PM before registering async sub-device
> >>>   media: ov9734: Enable runtime PM before registering async sub-device
> >>>
> >>>  drivers/media/i2c/imx355.c  | 13 ++++++++-----
> >>>  drivers/media/i2c/ov01a10.c |  7 +++++--
> >>>  drivers/media/i2c/ov13b10.c | 14 +++++++++-----
> >>>  drivers/media/i2c/ov9734.c  | 19 +++++++++++--------
> >>>  4 files changed, 33 insertions(+), 20 deletions(-)
> >>>
> >>
> >> Do you have any comments on this series?
> > 
> > Oops. What's the reason for splitting pm_runtime_idle() call from the rest
> > of the Runtime PM related setup?
> 
> Ah, no special reason actually. I just want to make the pm idle callback to
> be the last ops as it was. I have no idea what the async callback does
> before idle.

I think it'd best to move it with the rest of the Runtime PM calls.

-- 
Regards,

Sakari Ailus




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