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Date: Mon, 13 Dec 2021 10:29:10 +0530
From: Vinod Koul <vkoul@kernel.org>
To: Arnd Bergmann <arnd@kernel.org>
Cc: Arnd Bergmann <arnd@arndb.de>, Andy Gross <agross@kernel.org>,
	Andy Shevchenko <andriy.shevchenko@linux.intel.com>,
	Baolin Wang <baolin.wang7@gmail.com>,
	Bjorn Andersson <bjorn.andersson@linaro.org>,
	Chunyan Zhang <zhang.lyra@gmail.com>,
	Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
	Hyun Kwon <hyun.kwon@xilinx.com>, Jaroslav Kysela <perex@perex.cz>,
	Jon Hunter <jonathanh@nvidia.com>,
	Lars-Peter Clausen <lars@metafoo.de>,
	Laurent Pinchart <laurent.pinchart@ideasonboard.com>,
	Laxman Dewangan <ldewangan@nvidia.com>,
	Manivannan Sadhasivam <mani@kernel.org>,
	Mark Brown <broonie@kernel.org>,
	Michal Simek <michal.simek@xilinx.com>,
	Nicolas Saenz Julienne <nsaenz@kernel.org>,
	Orson Zhai <orsonzhai@gmail.com>,
	Robert Jarzmik <robert.jarzmik@free.fr>,
	Scott Branden <sbranden@broadcom.com>,
	Takashi Iwai <tiwai@suse.com>,
	Thierry Reding <thierry.reding@gmail.com>,
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	dmaengine@vger.kernel.org, dri-devel@lists.freedesktop.org,
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Subject: Re: [PATCH v2 00/11] dmaengine: kill off dma_slave_config->slave_id
Message-ID: <YbbTHo+Wfpl30ZUH@matsya>
References: <20211122222203.4103644-1-arnd@kernel.org>
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In-Reply-To: <20211122222203.4103644-1-arnd@kernel.org>

On 22-11-21, 23:21, Arnd Bergmann wrote:
> From: Arnd Bergmann <arnd@arndb.de>
> 
> I recently came across some new uses of the 'slave_id' field that
> I had (almost) removed a few years ago. There are no legitimate
> uses of this field in the kernel, only a few stale references and
> two drivers that abuse the field as a side-channel between the
> dmaengine driver and its client.
> 
> Let's change the xilinx and qualcomm drivers to use the documented
> side-channel (peripheral_data) instead, and remove the remnants of
> it to prevent new users from coming in.
> 
> I think I got all the necessary Acks on v1 already, so if there are
> no further concerns, please merge this through the dmaengine tree
> for v5.17, or pull from

Arnd, Thanks for the cleanup. I have applied and folder the fix you sent
in this

-- 
~Vinod