linux-kernel - [PATCH 0/2] iommu: apple-dart: Support the ISP DART

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Message-Id: <20250227-isp-dart-v1-0-161e91ef4f46@gmail.com>
Date: Thu, 27 Feb 2025 17:56:02 +0100
From: Sasha Finkelstein via B4 Relay <devnull+fnkl.kernel.gmail.com@...nel.org>
To: Sven Peter <sven@...npeter.dev>, Janne Grunau <j@...nau.net>, 
 Alyssa Rosenzweig <alyssa@...enzweig.io>, Joerg Roedel <joro@...tes.org>, 
 Will Deacon <will@...nel.org>, Robin Murphy <robin.murphy@....com>
Cc: asahi@...ts.linux.dev, linux-arm-kernel@...ts.infradead.org, 
 iommu@...ts.linux.dev, linux-kernel@...r.kernel.org, 
 Sasha Finkelstein <fnkl.kernel@...il.com>, Hector Martin <marcan@...can.st>
Subject: [PATCH 0/2] iommu: apple-dart: Support the ISP DART

The ISP block has 3 linked DARTs with mismatched bypass support.
This series adds support for this setup.

(The ISP driver itself is sent as a separate series
https://lore.kernel.org/asahi/20250219-isp-v1-0-6d3e89b67c31@gmail.com/T/ )

Signed-off-by: Sasha Finkelstein <fnkl.kernel@...il.com>
---
Hector Martin (2):
      iommu: apple-dart: Increase MAX_DARTS_PER_DEVICE to 3
      iommu: apple-dart: Allow mismatched bypass support

 drivers/iommu/apple-dart.c | 20 ++++++++++++++------
 1 file changed, 14 insertions(+), 6 deletions(-)
---
base-commit: dd83757f6e686a2188997cb58b5975f744bb7786
change-id: 20250227-isp-dart-f8369baaecb1