Re: [PATCH] misc: rtsx: separate aspm mode into MODE_REG and MODE_CFG

From: Greg KH
Date: Mon Jun 07 2021 - 00:49:08 EST


On Mon, Jun 07, 2021 at 02:34:36AM +0000, Ricky WU wrote:
> > -----Original Message-----
> > From: Greg KH [mailto:gregkh@xxxxxxxxxxxxxxxxxxx]
> > Sent: Friday, June 4, 2021 10:48 PM
> > To: Ricky WU
> > Cc: arnd@xxxxxxxx; bhelgaas@xxxxxxxxxx; rui_feng@xxxxxxxxxxxxxx;
> > ulf.hansson@xxxxxxxxxx; vaibhavgupta40@xxxxxxxxx;
> > yang.lee@xxxxxxxxxxxxxxxxx; keitasuzuki.park@xxxxxxxxxxxxxxxxxxxx;
> > chris.chiu@xxxxxxxxxxxxx; linux-kernel@xxxxxxxxxxxxxxx
> > Subject: Re: [PATCH] misc: rtsx: separate aspm mode into MODE_REG and
> > MODE_CFG
> >
> > On Fri, Jun 04, 2021 at 10:42:11PM +0800, ricky_wu@xxxxxxxxxxx wrote:
> > > From: Ricky Wu <ricky_wu@xxxxxxxxxxx>
> > >
> > > Divide Realtek Card Reader Group into two different modes
> > > ASPM_MODE_CFG: 8411 5209 5227 5229 5249 5250 Change back to use
> > > original way to control aspm
> >
> > What is "aspm"?
> >
> Active State Power Management (ASPM)

Great, please spell it out in the changelog text when you resubmit this.

> rtsx_comm_set_aspm: ASPM control function for our driver
> to make sure not enter power saving in process of init and card_detcct

Ok, can you please say all of this in the changelog text?

> > > +#define ASPM_MODE_CFG 0x01
> > > +#define ASPM_MODE_REG 0x02
> > > + u8 aspm_mode;
> >
> > Why not use an enum?
> >
>
> It is ok, we can have a V2 to use enum

Please do so.

thanks,

greg k-h