linux-kernel - Re: [PATCH 0/2] Add dma-coherent for gs101 UFS dt node

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Message-ID: <0d7a8cad-adfc-4cac-bcc6-65d1f9c86b43@acm.org>
Date: Fri, 14 Mar 2025 09:00:45 -0700
From: Bart Van Assche <bvanassche@....org>
To: Peter Griffin <peter.griffin@...aro.org>,
 André Draszik <andre.draszik@...aro.org>,
 Tudor Ambarus <tudor.ambarus@...aro.org>, Rob Herring <robh@...nel.org>,
 Krzysztof Kozlowski <krzk+dt@...nel.org>, Conor Dooley
 <conor+dt@...nel.org>, Alim Akhtar <alim.akhtar@...sung.com>,
 Avri Altman <avri.altman@....com>,
 "Martin K. Petersen" <martin.petersen@...cle.com>
Cc: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>,
 linux-arm-kernel@...ts.infradead.org, linux-samsung-soc@...r.kernel.org,
 devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
 linux-scsi@...r.kernel.org, kernel-team@...roid.com,
 willmcvicker@...gle.com, stable@...r.kernel.org
Subject: Re: [PATCH 0/2] Add dma-coherent for gs101 UFS dt node

On 3/14/25 8:38 AM, Peter Griffin wrote:
> ufs-exynos driver enables the shareability option for gs101 which
> means the descriptors need to be allocated as cacheable.

Shouldn't that code be modified such that the shareability option is
only set if the dma-coherent property is present in the device tree?

Thanks,

Bart.