linux-kernel - Re: [PATCH] arm64: defconfig: Enable DMABUF heaps support

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Message-ID: <055da806-ff0c-4631-b007-9aceb2369226@linaro.org>
Date: Thu, 26 Sep 2024 15:55:46 +0200
From: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
To: Pratyush Brahma <quic_pbrahma@...cinc.com>, catalin.marinas@....com,
 will@...nel.org
Cc: quic_bjorande@...cinc.com, geert+renesas@...der.be,
 dmitry.baryshkov@...aro.org, neil.armstrong@...aro.org,
 johan+linaro@...nel.org, arnd@...db.de, nfraprado@...labora.com,
 linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] arm64: defconfig: Enable DMABUF heaps support

On 26/09/2024 15:07, Pratyush Brahma wrote:
> Enable the DMABUF heaps, system heap and default cma heap,
> required on Qualcomm SoCs (e.g. qcm6490) for sharing buffers
> across different subsystems.

Which drivers are requiring this? Or explain how exactly the hardware
requires DMABUF?

> 
> Signed-off-by: Pratyush Brahma <quic_pbrahma@...cinc.com>

Best regards,
Krzysztof