linux-kernel - Re: [PATCH] drm/rockchip: Detach from ARM DMA domain in attach

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Message-Id: <165694865211.1434291.3332055091205134554.b4-ty@sntech.de>
Date:   Mon,  4 Jul 2022 17:31:02 +0200
From:   Heiko Stuebner <heiko@...ech.de>
To:     Steven Price <steven.price@....com>,
        Sandy Huang <hjc@...k-chips.com>,
        David Airlie <airlied@...ux.ie>,
        Daniel Vetter <daniel@...ll.ch>
Cc:     Heiko Stuebner <heiko@...ech.de>, linux-kernel@...r.kernel.org,
        dri-devel@...ts.freedesktop.org,
        linux-rockchip@...ts.infradead.org,
        linux-arm-kernel@...ts.infradead.org,
        Robin Murphy <robin.murphy@....com>
Subject: Re: [PATCH] drm/rockchip: Detach from ARM DMA domain in attach_device

On Wed, 15 Jun 2022 16:48:30 +0100, Steven Price wrote:
> Since commit 1ea2a07a532b ("iommu: Add DMA ownership management
> interfaces") the Rockchip display driver on the Firefly RK3288 fails to
> initialise properly. This is because ARM DMA domain is still attached.
> 
> Let's follow the lead of exynos and tegra and add code to explicitly
> remove the ARM domain before attaching a new one.

Applied, thanks!

[1/1] drm/rockchip: Detach from ARM DMA domain in attach_device
      commit: 8490cad4dc4e2ee265ba9e12cd47bdfd6b9a3d34

Best regards,
-- 
Heiko Stuebner <heiko@...ech.de>