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

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Date:   Mon, 25 Oct 2021 12:11:43 +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: 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 ?

Thanks,
Abhyuday

> 
> thanks,
> 
> greg k-h