From: Rob Herring <robh@kernel.org>
To: Dmitry Osipenko <digetx@gmail.com>
Cc: Thierry Reding <thierry.reding@gmail.com>,
Jonathan Hunter <jonathanh@nvidia.com>,
Joerg Roedel <joro@8bytes.org>,
Robin Murphy <robin.murphy@arm.com>,
iommu@lists.linux-foundation.org, devicetree@vger.kernel.org,
linux-tegra@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH v4 06/20] dt-bindings: memory: tegra: Squash tegra20-gart into tegra20-mc
Date: Thu, 27 Sep 2018 13:41:43 -0500 [thread overview]
Message-ID: <20180927184143.GA24866@bogus> (raw)
In-Reply-To: <20180924004153.8232-7-digetx@gmail.com>
On Mon, 24 Sep 2018 03:41:39 +0300, Dmitry Osipenko wrote:
> Splitting GART and Memory Controller wasn't a good decision that was made
> back in the day. Given that the GART driver wasn't ever been used by
> anything in the kernel, we decided that it will be better to correct the
> mistakes of the past and merge two bindings into a single one. As a result
> there is a DT ABI change for the Memory Controller that allows not to
> break newer kernels using older DT and not to break older kernels using
> newer DT, that is done by changing the 'compatible' of the node to
> 'tegra20-mc-gart' and adding a new-required clock property. The new clock
> property also puts the tegra20-mc binding in line with the bindings of the
> later Tegra generations.
>
> Signed-off-by: Dmitry Osipenko <digetx@gmail.com>
> ---
> .../bindings/iommu/nvidia,tegra20-gart.txt | 14 ----------
> .../memory-controllers/nvidia,tegra20-mc.txt | 27 +++++++++++++------
> 2 files changed, 19 insertions(+), 22 deletions(-)
> delete mode 100644 Documentation/devicetree/bindings/iommu/nvidia,tegra20-gart.txt
>
Reviewed-by: Rob Herring <robh@kernel.org>
next prev parent reply other threads:[~2018-09-27 18:41 UTC|newest]
Thread overview: 59+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-09-24 0:41 [PATCH v4 00/20] IOMMU: Tegra GART driver clean up and optimization Dmitry Osipenko
2018-09-24 0:41 ` [PATCH v4 07/20] ARM: dts: tegra20: Update Memory Controller node to the new binding Dmitry Osipenko
[not found] ` <20180924004153.8232-1-digetx-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
2018-09-24 0:41 ` [PATCH v4 01/20] iommu/tegra: gart: Remove pr_fmt and clean up includes Dmitry Osipenko
[not found] ` <20180924004153.8232-2-digetx-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
2018-09-24 10:02 ` Thierry Reding
2018-09-24 0:41 ` [PATCH v4 02/20] iommu/tegra: gart: Clean up driver probe errors handling Dmitry Osipenko
[not found] ` <20180924004153.8232-3-digetx-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
2018-09-24 10:02 ` Thierry Reding
2018-09-24 0:41 ` [PATCH v4 03/20] iommu/tegra: gart: Ignore devices without IOMMU phandle in DT Dmitry Osipenko
2018-09-24 10:05 ` Thierry Reding
2018-09-24 18:41 ` Dmitry Osipenko
2018-09-24 0:41 ` [PATCH v4 04/20] iommu: Introduce iotlb_sync_map callback Dmitry Osipenko
2018-09-24 10:06 ` Thierry Reding
2018-09-24 0:41 ` [PATCH v4 05/20] iommu/tegra: gart: Optimize mapping / unmapping performance Dmitry Osipenko
[not found] ` <20180924004153.8232-6-digetx-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
2018-09-24 10:07 ` Thierry Reding
2018-09-24 0:41 ` [PATCH v4 06/20] dt-bindings: memory: tegra: Squash tegra20-gart into tegra20-mc Dmitry Osipenko
[not found] ` <20180924004153.8232-7-digetx-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
2018-09-24 9:55 ` Thierry Reding
2018-09-27 18:41 ` Rob Herring
2018-09-27 18:41 ` Rob Herring [this message]
2018-09-24 0:41 ` [PATCH v4 08/20] memory: tegra: Don't invoke Tegra30+ specific memory timing setup on Tegra20 Dmitry Osipenko
2018-09-24 0:41 ` [PATCH v4 09/20] memory: tegra: Adapt to Tegra20 device-tree binding changes Dmitry Osipenko
[not found] ` <20180924004153.8232-10-digetx-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
2018-09-24 10:02 ` Thierry Reding
2018-09-24 13:22 ` Dmitry Osipenko
2018-09-25 12:16 ` Dmitry Osipenko
2018-09-24 0:41 ` [PATCH v4 10/20] memory: tegra: Read client ID on GART page fault Dmitry Osipenko
2018-09-24 0:41 ` [PATCH v4 11/20] memory: tegra: Use of_device_get_match_data() Dmitry Osipenko
2018-09-24 10:13 ` Thierry Reding
2018-09-24 18:39 ` Dmitry Osipenko
2018-09-25 10:00 ` Thierry Reding
2018-09-25 13:53 ` Dmitry Osipenko
2018-09-24 0:41 ` [PATCH v4 12/20] iommu/tegra: gart: Integrate with Memory Controller driver Dmitry Osipenko
[not found] ` <20180924004153.8232-13-digetx-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
2018-09-24 10:23 ` Thierry Reding
2018-09-24 18:22 ` Dmitry Osipenko
2018-09-25 10:02 ` Thierry Reding
2018-09-24 0:41 ` [PATCH v4 14/20] iommu/tegra: gart: Fix NULL pointer dereference Dmitry Osipenko
2018-09-24 10:49 ` Thierry Reding
2018-09-24 0:41 ` [PATCH v4 16/20] iommu/tegra: gart: Don't use managed resources Dmitry Osipenko
2018-09-24 10:52 ` Thierry Reding
2018-09-24 18:57 ` Dmitry Osipenko
[not found] ` <a9e2943b-1139-8838-5440-bd6cf55e9a55-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
2018-09-25 10:03 ` Thierry Reding
2018-09-25 13:41 ` Dmitry Osipenko
2018-09-24 0:41 ` [PATCH v4 17/20] iommu/tegra: gart: Prepend error/debug messages with "GART:" Dmitry Osipenko
[not found] ` <20180924004153.8232-18-digetx-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
2018-09-24 10:57 ` Thierry Reding
2018-09-24 18:09 ` Dmitry Osipenko
2018-09-24 0:41 ` [PATCH v4 18/20] iommu/tegra: gart: Don't detach devices from inactive domains Dmitry Osipenko
[not found] ` <20180924004153.8232-19-digetx-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
2018-09-24 11:00 ` Thierry Reding
2018-09-24 18:05 ` Dmitry Osipenko
[not found] ` <8be80297-3b13-ece6-a5bf-873cc7877989-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
2018-09-25 10:04 ` Thierry Reding
2018-09-25 13:41 ` Dmitry Osipenko
2018-09-24 0:41 ` [PATCH v4 13/20] iommu/tegra: gart: Fix spinlock recursion Dmitry Osipenko
2018-09-24 10:49 ` Thierry Reding
2018-09-24 0:41 ` [PATCH v4 15/20] iommu/tegra: gart: Allow only one active domain at a time Dmitry Osipenko
[not found] ` <20180924004153.8232-16-digetx-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
2018-09-24 10:50 ` Thierry Reding
2018-09-24 0:41 ` [PATCH v4 19/20] iommu/tegra: gart: Simplify clients-tracking code Dmitry Osipenko
[not found] ` <20180924004153.8232-20-digetx-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
2018-09-24 11:10 ` Thierry Reding
2018-09-24 17:50 ` Dmitry Osipenko
[not found] ` <aefb6b78-4923-0259-0f3a-2ce3b95ca456-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
2018-09-25 10:09 ` Thierry Reding
2018-09-25 13:47 ` Dmitry Osipenko
2018-09-24 0:41 ` [PATCH v4 20/20] iommu/tegra: gart: Perform code refactoring Dmitry Osipenko
[not found] ` <20180924004153.8232-21-digetx-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
2018-09-24 11:34 ` Thierry Reding
2018-09-24 17:11 ` Dmitry Osipenko
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