linux-kernel - RE: [PATCH v6 1/6] firmware: xilinx: add register notifier in zynqmp firmware

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Date:   Tue, 26 Oct 2021 07:19:56 +0000
From:   Abhyuday Godhasara <agodhasa@...inx.com>
To:     Greg KH <gregkh@...uxfoundation.org>
CC:     Michal Simek <michals@...inx.com>, Rajan Vaja <RAJANV@...inx.com>,
        Manish Narani <MNARANI@...inx.com>,
        "zou_wei@...wei.com" <zou_wei@...wei.com>,
        Sai Krishna Potthuri <lakshmis@...inx.com>,
        Jiaying Liang <jliang@...inx.com>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        "linux-arm-kernel@...ts.infradead.org" 
        <linux-arm-kernel@...ts.infradead.org>,
        Tejas Patel <TEJASP@...inx.com>
Subject: RE: [PATCH v6 1/6] firmware: xilinx: add register notifier in zynqmp
 firmware

Hi Greg,

> -----Original Message-----
> From: Abhyuday Godhasara
> Sent: Monday, October 25, 2021 5:42 PM
> To: 'Greg KH' <gregkh@...uxfoundation.org>
> Cc: Michal Simek <michals@...inx.com>; Rajan Vaja <RAJANV@...inx.com>;
> Manish Narani <MNARANI@...inx.com>; zou_wei@...wei.com; Sai Krishna
> Potthuri <lakshmis@...inx.com>; Jiaying Liang <jliang@...inx.com>; linux-
> kernel@...r.kernel.org; linux-arm-kernel@...ts.infradead.org; Tejas Patel
> <TEJASP@...inx.com>
> Subject: RE: [PATCH v6 1/6] firmware: xilinx: add register notifier in zynqmp
> firmware
> 
> Hi Greg,
> 
> > -----Original Message-----
> > From: Greg KH <gregkh@...uxfoundation.org>
> > Sent: Monday, October 25, 2021 5:33 PM
> > To: Abhyuday Godhasara <agodhasa@...inx.com>
> > Cc: Michal Simek <michals@...inx.com>; Rajan Vaja <RAJANV@...inx.com>;
> > Manish Narani <MNARANI@...inx.com>; zou_wei@...wei.com; Sai Krishna
> > Potthuri <lakshmis@...inx.com>; Jiaying Liang <jliang@...inx.com>;
> > linux- kernel@...r.kernel.org; linux-arm-kernel@...ts.infradead.org;
> > Tejas Patel <TEJASP@...inx.com>
> > Subject: Re: [PATCH v6 1/6] firmware: xilinx: add register notifier in
> > zynqmp firmware
> >
> > On Mon, Oct 25, 2021 at 11:53:17AM +0000, Abhyuday Godhasara wrote:
> > > Hi Greg,
> > >
> > > > -----Original Message-----
> > > > From: Greg KH <gregkh@...uxfoundation.org>
> > > > Sent: Monday, October 25, 2021 2:05 PM
> > > > To: Abhyuday Godhasara <agodhasa@...inx.com>
> > > > Cc: Michal Simek <michals@...inx.com>; Rajan Vaja
> > > > <RAJANV@...inx.com>; Manish Narani <MNARANI@...inx.com>;
> > > > zou_wei@...wei.com; Sai Krishna Potthuri <lakshmis@...inx.com>;
> > > > Jiaying Liang <jliang@...inx.com>; Jiaying Liang
> > > > <jliang@...inx.com>; linux-kernel@...r.kernel.org; linux-arm-
> > > > kernel@...ts.infradead.org; Tejas Patel <TEJASP@...inx.com>
> > > > Subject: Re: [PATCH v6 1/6] firmware: xilinx: add register
> > > > notifier in zynqmp firmware
> > > >
> > > > On Mon, Oct 25, 2021 at 01:23:45AM -0700, Abhyuday Godhasara wrote:
> > > > > In zynqmp-firmware, register notifier is not supported, add
> > > > > support of register notifier in zynqmp-firmware.
> > > > >
> > > > > Signed-off-by: Tejas Patel <tejas.patel@...inx.com>
> > > > > Signed-off-by: Abhyuday Godhasara
> > > > > <abhyuday.godhasara@...inx.com>
> > > > > Acked-by: Michal Simek <michal.simek@...inx.com>
> > > > > ---
> > > > > Changes in v6:
> > > > > - Minor fix
> > > >
> > > >
> > > > That is vague, what got "fixed" here?
> > > [Abhyuday] During rebase of patches on your tree couple of lines
> > > code was
> > get mixed unintendedly in xlnx-zynqmp.h header file due to use of "git am -
> 3".
> > > I corrected the below code which was wrong in previous patch v5.
> > > +static inline int zynqmp_pm_register_notifier(const u32 node, const
> > > +u32
> > event,
> > > +					      const u32 wake, const u32 enable)
> > {
> > > +	return -ENODEV;
> > > +}
> > >
> > > In v5 it was like below, which is wrong static inline int
> > > zynqmp_pm_load_pdi(const u32 src, const u64 address) static inline
> > > int zynqmp_pm_register_notifier(const u32 node, const u32 event,
> > > 					      const u32 wake, const u32 enable)
> > {
> > > 	return -ENODEV;
> > > }
> > > So, the body was missing here for zynqmp_pm_load_pdi in v5.
> >
> > And why did you not describe this in the changelog text?  That is what
> > I was asking about here.  Please be specific, as reviewers need to
> > know this type of thing.
> [Abhyuday] Just to avoid longer change log I added it as "Minor fix" this time,
> but will be taken care this type of things from next time.
> Are you expecting the v7 for this time ?
[Abhyuday] Submitted v7 with updated cover latter and version history as per suggestion.


Thanks,
Abhyuday

> 
> Thanks,
> Abhyuday
> 
> >
> > thanks,
> >
> > greg k-h