From: Kevin Hilman <khilman@kernel.org>
To: Robin Murphy <robin.murphy@arm.com>,
joro@8bytes.org, will@kernel.org,
laurent.pinchart@ideasonboard.com, mchehab@kernel.org,
andersson@kernel.org, mathieu.poirier@linaro.org
Cc: hns@goldelico.com, b-padhi@ti.com, andreas@kemnade.info,
iommu@lists.linux.dev, linux-arm-kernel@lists.infradead.org,
linux-omap@vger.kernel.org, linux-media@vger.kernel.org,
linux-remoteproc@vger.kernel.org
Subject: Re: [PATCH 0/4] Fix omap-iommu bitrot
Date: Tue, 29 Oct 2024 10:07:56 -0700 [thread overview]
Message-ID: <7hiktasuqb.fsf@baylibre.com> (raw)
In-Reply-To: <cover.1730136799.git.robin.murphy@arm.com>
Robin Murphy <robin.murphy@arm.com> writes:
> It seems omap-iommu hasn't had enough mainline users to avoid bitrotting
> through the more recent evolution of the IOMMU API internals. These
> patches attempt to bring it and its consumers sufficiently up-to-date
> to work again, in a manner that's hopefully backportable. This is
> largely all written by inspection, but I have managed to lightly boot
> test patch #3 on an OMAP4 Pandaboard to confirm iommu_probe_device()
> working again.
>
> This supersedes my previous patch[1]. Patches #1 and #2 are functionally
> independent, and can be applied directly to their respective trees if
> preferred.
Reviewed-by: Kevin Hilman <khilman@baylibre.com>
Tested-by: Kevin Hilman <khilman@baylibre.com>
I tested this on am57xx-beagle-x15 where before this series, I was
seeing various remoteproc drivers fail with
remoteproc remoteproc0: can't enable iommu: -12
and now with this the remoteproc drivers are successfully loading again.
Thanks Robin for working on bringing this back into modern times!
Kevin
next prev parent reply other threads:[~2024-10-29 17:52 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-10-28 17:58 [PATCH 0/4] Fix omap-iommu bitrot Robin Murphy
2024-10-28 17:58 ` [PATCH 1/4] remoteproc/omap: Handle ARM dma_iommu_mapping Robin Murphy
2024-12-06 17:00 ` Mathieu Poirier
2024-10-28 17:58 ` [PATCH 2/4] media: omap3isp: " Robin Murphy
2025-02-15 6:57 ` Sicelo
2025-02-15 19:43 ` Laurent Pinchart
2025-02-16 10:27 ` Sakari Ailus
2024-10-28 17:58 ` [PATCH 3/4] iommu/omap: Add minimal fwnode support Robin Murphy
2024-10-28 17:58 ` [PATCH 4/4] iommu: Make bus_iommu_probe() static Robin Murphy
2024-10-28 20:46 ` [PATCH 0/4] Fix omap-iommu bitrot H. Nikolaus Schaller
2024-10-28 22:56 ` Mathieu Poirier
2024-10-29 17:07 ` Kevin Hilman [this message]
2024-10-30 4:55 ` Beleswar Prasad Padhi
2024-10-30 9:55 ` Joerg Roedel
2024-10-30 11:20 ` H. Nikolaus Schaller
2024-10-30 12:38 ` Joerg Roedel
2024-10-30 13:28 ` Sicelo
2024-10-30 23:49 ` Adam Ford
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