Re: [PATCH v4 0/5] add xhci-exynos driver

From: Jung Daehwan <dh10.jung@samsung.com>
To: Krzysztof Kozlowski <krzk@kernel.org>
Cc: Mathias Nyman <mathias.nyman@intel.com>,
	Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
	"open list:USB XHCI DRIVER" <linux-usb@vger.kernel.org>,
	open list <linux-kernel@vger.kernel.org>,
	Howard Yen <howardyen@google.com>,
	Jack Pham <jackp@codeaurora.org>, Puma Hsu <pumahsu@google.com>,
	"J . Avila" <elavila@google.com>,
	sc.suh@samsung.com,
	Krzysztof Kozlowski <krzysztof.kozlowski@canonical.com>
Subject: Re: [PATCH v4 0/5] add xhci-exynos driver
Date: Wed, 27 Apr 2022 18:49:42 +0900	[thread overview]
Message-ID: <20220427094942.GE145620@ubuntu> (raw)
In-Reply-To: <3ce5f3b8-3c6b-1e83-94c2-84f4ad8aa9dc@kernel.org>

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On Tue, Apr 26, 2022 at 02:46:14PM +0200, Krzysztof Kozlowski wrote:
> On 26/04/2022 11:18, Daehwan Jung wrote:
> > This patchset is for Samsung Exynos xhci host conroller. It uses xhci-plat
> > driver mainly and extends some functions by xhci hooks and overrides.
> > 
> > This driver supports USB offload which makes Co-processor to use
> > some memories of xhci. Especially it's useful for USB Audio scenario.
> > Audio stream would get shortcut because Co-processor directly write/read
> > data in xhci memories. It could get speed-up using faster memory like SRAM.
> > That's why this gives vendors flexibilty of memory management. This feature
> > is done with xhci hooks and overrides.
> > 
> > Changes in v2 :
> > - Fix commit message by adding Signed-off-by in each patch.
> > - Fix conflict on latest.
> > 
> > Changes in v3 :
> > - Remove export symbols and xhci hooks which xhci-exynos don't need.
> > - Modify commit message to clarify why it needs to export symbols.
> > - Check compiling of xhci-exynos.
> > 
> > Changes in v4 :
> > - Modify commit message to clarify why it needs to export symbols.
> > - Add a function for override of hc driver in xhci-plat.
> > - Make xhci-exynos extending xhci-plat by xhci hooks and overrides.
> >   (vendor_init / vendor_cleanup hooks are useful from here v4)
> > - Change the term (USB offload -> xhci-exynos) on subject of patches.
> > 
> 
> You received comments already that you need to base your work on recent
> Linux kernel and use scripts/get_maintainers.pl to notify necessary
> parties. This is the fourth patchset and still you did not do it.
> 
> Maybe there is some misunderstanding or trouble using
> scripts/get_maintainers.pl, so could you clarify:
> 
> 1. What is this based on? Output of: git describe

url = https://kernel.googlesource.com/pub/scm/linux/kernel/git/next/linux-next
fetch = +refs/heads/*:refs/remotes/origin/*

or

url = https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
fetch = +refs/heads/*:refs/remotes/origin/*

> 
> 2. What does the scripts/get_maintainers.pl print when you run on this
> patchset?

I don't see your name in xhci even for whole usb/host directory.
I see same result on above 2 gits.

jdh@PlatFormDev3:~/works/mainline/linux-next$ ./scripts/get_maintainer.pl drivers/usb/host/
Greg Kroah-Hartman <gregkh@linuxfoundation.org> (supporter:USB SUBSYSTEM,commit_signer:170/184=92%)
Mathias Nyman <mathias.nyman@linux.intel.com> (commit_signer:52/184=28%,authored:25/184=14%)
Alan Stern <stern@rowland.harvard.edu> (commit_signer:30/184=16%)
Chunfeng Yun <chunfeng.yun@mediatek.com> (commit_signer:23/184=12%,authored:21/184=11%)
linux-usb@vger.kernel.org (open list:USB SUBSYSTEM)
linux-kernel@vger.kernel.org (open list)

> 

In fact, I manually tried adding you as you commendted previous patchset.
But, It seems you changed email id and domain..

Best Regards,
Jung Daehwan

> 
> Best regards,
> Krzysztof
> 

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