From: Heiko Stuebner <heiko@sntech.de>
To: Steven Price <steven.price@arm.com>,
Sandy Huang <hjc@rock-chips.com>, David Airlie <airlied@linux.ie>,
Daniel Vetter <daniel@ffwll.ch>
Cc: Heiko Stuebner <heiko@sntech.de>,
linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org,
linux-rockchip@lists.infradead.org,
linux-arm-kernel@lists.infradead.org,
Robin Murphy <robin.murphy@arm.com>
Subject: Re: [PATCH] drm/rockchip: Detach from ARM DMA domain in attach_device
Date: Mon, 4 Jul 2022 17:31:02 +0200 [thread overview]
Message-ID: <165694865211.1434291.3332055091205134554.b4-ty@sntech.de> (raw)
In-Reply-To: <20220615154830.555422-1-steven.price@arm.com>
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@sntech.de>
WARNING: multiple messages have this Message-ID (diff)
From: Heiko Stuebner <heiko@sntech.de>
To: Steven Price <steven.price@arm.com>,
Sandy Huang <hjc@rock-chips.com>, David Airlie <airlied@linux.ie>,
Daniel Vetter <daniel@ffwll.ch>
Cc: Heiko Stuebner <heiko@sntech.de>,
linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org,
linux-rockchip@lists.infradead.org,
linux-arm-kernel@lists.infradead.org,
Robin Murphy <robin.murphy@arm.com>
Subject: Re: [PATCH] drm/rockchip: Detach from ARM DMA domain in attach_device
Date: Mon, 4 Jul 2022 17:31:02 +0200 [thread overview]
Message-ID: <165694865211.1434291.3332055091205134554.b4-ty@sntech.de> (raw)
In-Reply-To: <20220615154830.555422-1-steven.price@arm.com>
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@sntech.de>
_______________________________________________
Linux-rockchip mailing list
Linux-rockchip@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/linux-rockchip
WARNING: multiple messages have this Message-ID (diff)
From: Heiko Stuebner <heiko@sntech.de>
To: Steven Price <steven.price@arm.com>,
Sandy Huang <hjc@rock-chips.com>, David Airlie <airlied@linux.ie>,
Daniel Vetter <daniel@ffwll.ch>
Cc: Heiko Stuebner <heiko@sntech.de>,
linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org,
linux-rockchip@lists.infradead.org,
linux-arm-kernel@lists.infradead.org,
Robin Murphy <robin.murphy@arm.com>
Subject: Re: [PATCH] drm/rockchip: Detach from ARM DMA domain in attach_device
Date: Mon, 4 Jul 2022 17:31:02 +0200 [thread overview]
Message-ID: <165694865211.1434291.3332055091205134554.b4-ty@sntech.de> (raw)
In-Reply-To: <20220615154830.555422-1-steven.price@arm.com>
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@sntech.de>
_______________________________________________
linux-arm-kernel mailing list
linux-arm-kernel@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/linux-arm-kernel
WARNING: multiple messages have this Message-ID (diff)
From: Heiko Stuebner <heiko@sntech.de>
To: Steven Price <steven.price@arm.com>,
Sandy Huang <hjc@rock-chips.com>, David Airlie <airlied@linux.ie>,
Daniel Vetter <daniel@ffwll.ch>
Cc: linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org,
linux-rockchip@lists.infradead.org,
Robin Murphy <robin.murphy@arm.com>,
linux-arm-kernel@lists.infradead.org
Subject: Re: [PATCH] drm/rockchip: Detach from ARM DMA domain in attach_device
Date: Mon, 4 Jul 2022 17:31:02 +0200 [thread overview]
Message-ID: <165694865211.1434291.3332055091205134554.b4-ty@sntech.de> (raw)
In-Reply-To: <20220615154830.555422-1-steven.price@arm.com>
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@sntech.de>
next prev parent reply other threads:[~2022-07-04 15:31 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-06-15 15:48 [PATCH] drm/rockchip: Detach from ARM DMA domain in attach_device Steven Price
2022-06-15 15:48 ` Steven Price
2022-06-15 15:48 ` Steven Price
2022-06-15 15:48 ` Steven Price
2022-07-04 15:13 ` Tomeu Vizoso
2022-07-04 15:31 ` Heiko Stuebner [this message]
2022-07-04 15:31 ` Heiko Stuebner
2022-07-04 15:31 ` Heiko Stuebner
2022-07-04 15:31 ` Heiko Stuebner
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