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Thu, 4 Feb 2021 11:52:51 +0000 (GMT) Subject: Re: [PATCH v2 2/2] of: property: Add fw_devlink support for interrupts To: Saravana Kannan , Rob Herring , Frank Rowand , Greg Kroah-Hartman Cc: linux-tegra , devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, Linus Walleij , Bartosz Golaszewski , Geert Uytterhoeven , Jon Hunter , Marc Zyngier , Kevin Hilman , kernel-team@android.com, Rob Herring , Thierry Reding From: Marek Szyprowski Message-ID: <9692dfc9-4c63-71c9-b52b-d0feba466695@samsung.com> Date: Thu, 4 Feb 2021 12:52:50 +0100 User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:78.0) Gecko/20100101 Thunderbird/78.7.0 MIME-Version: 1.0 In-Reply-To: <20210121225712.1118239-3-saravanak@google.com> Content-Transfer-Encoding: 7bit Content-Language: en-US X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFnrIKsWRmVeSWpSXmKPExsWy7djPc7oiD6QTDGb+lrH4MvcUi8X8I+dY LWa++c9m8ezWXiaL5sXr2SxaZi1isdixXcTiZ/sWJospf5YzWVzeNYfNovPLLDaLnXNOslq0 7j3CbvF/zw52i65Df9ksbv/mcxDw2LZ7G6vH+xut7B47Z91l91iwqdRj06pONo871/aweRw6 3MHosX/uGnaP3uZ3bB6fN8kFcEVx2aSk5mSWpRbp2yVwZfw8Poup4A57xY8Le5kbGHexdTFy cEgImEjcWmTZxcjFISSwglFi+Y6dTBDOF0aJBW2T2SCcz4wSR/b1wHW8eJgCEV/OKLHh/A2o jo+MEid7r7F3MXJyCAsESnS1HmIGsUVA5l756wJSxCywl1li85dbjCAJNgFDia63XWwgNq+A ncTOG+vAmlkEVCSuTtkCFhcVSJJYfvMPE0SNoMTJmU9YQGxOARuJPwuPg9nMAvIS29/OYYaw xSVuPZkPdpGEwGFOicNX/rCCJCQEXCQudO9jh7CFJV4d3wJly0icntzDAtHQzCjx8Nxadgin h1HictMMRogqa4k7536BA4BZQFNi/S59iLCjxN3fz1gh4cInceOtIMQRfBKTtk1nhgjzSnS0 CUFUq0nMOr4Obu3BC5eYJzAqzULy2iwk78xC8s4shL0LGFlWMYqnlhbnpqcWG+allusVJ+YW l+al6yXn525iBKbC0/+Of9rBOPfVR71DjEwcjIcYJTiYlUR4E9ukEoR4UxIrq1KL8uOLSnNS iw8xSnOwKInzrpq9Jl5IID2xJDU7NbUgtQgmy8TBKdXAlLcoMjD4wIyTW2LvrTrsYh8/7YFP y7Vvy+sZtnK1v98onlp7vn/vq8XfrQq4N75sOKh46LlL9Imy+anNLDpJIo+Wrtu2JO+75pKH nUf2n3FrMd+g3r1XbJXig4oma/nMN3JvjbL/1YheU1CrM2+6pn0q5c2Dg3Ls6+PVVsyf51st kpBrZSFpF272SPmzmYhIv4DPG4290lXXnGQYVUSna7182MiQl/booaWjhIQAB/P9A6apRz5t U2S7tHfBKcWevqufOGd/EV1s+eO6qCvDmr0T7qrs9jzBttTi/9bnkY0+uR/vvZt3dPvNnLi/ mtUaXDvSQ/dLOLrkGPPtZLLauKV3+81L1fl3GKv6ggIdlViKMxINtZiLihMBSKReA/QDAAA= X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFvrMIsWRmVeSWpSXmKPExsVy+t/xu7rCD6QTDO4dtbD4MvcUi8X8I+dY LWa++c9m8ezWXiaL5sXr2SxaZi1isdixXcTiZ/sWJospf5YzWVzeNYfNovPLLDaLnXNOslq0 7j3CbvF/zw52i65Df9ksbv/mcxDw2LZ7G6vH+xut7B47Z91l91iwqdRj06pONo871/aweRw6 3MHosX/uGnaP3uZ3bB6fN8kFcEXp2RTll5akKmTkF5fYKkUbWhjpGVpa6BmZWOoZGpvHWhmZ Kunb2aSk5mSWpRbp2yXoZfw8Poup4A57xY8Le5kbGHexdTFycEgImEi8eJjSxcjFISSwlFFi 64+drF2MnEBxGYmT0xqgbGGJP9e62CCK3jNKrNnWzwaSEBYIlOhqPcQMkhARWMEoMe9sEzuI wyywl1li28TTTCArhARyJY718II0sAkYSnS97QJr5hWwk9h5Yx07iM0ioCJxdcoWsLioQJLE 41v3mSBqBCVOznzCAmJzCthI/Fl4HMxmFjCTmLf5ITOELS+x/e0cKFtc4taT+UwTGIVmIWmf haRlFpKWWUhaFjCyrGIUSS0tzk3PLTbUK07MLS7NS9dLzs/dxAiM/W3Hfm7ewTjv1Ue9Q4xM HIyHGCU4mJVEeBPbpBKEeFMSK6tSi/Lji0pzUosPMZoC/TORWUo0OR+YfPJK4g3NDEwNTcws DUwtzYyVxHm3zl0TLySQnliSmp2aWpBaBNPHxMEp1cC0starKl/3doP3+Z7Y5jB55ResgqKn k4Ki73w6u6Fi+4uJjJs2MlZXybt0KLx1mcaW6N2psGHxSvt75/ZcnqGctpH9tJqlSPsN/95I vayf0XebvY42v97uO68zcMpO9ZuVMz+uCi7ekuhYcttG7+Rc1tWK72ZqXNA2yrf1cXtvf77+ UGX11llqL46kFR291HZg3W4XjthrG6LyL3hvjzOsupe09tXOOQa/N221Xfy478D1Vec/iVt/ O9g82VM/5BVP7da53EaBV1m4YniP/jc9Ua3xnEvt7QWuFqvPrxafPSDDm7tljsnus/ZL7rFm lF+QfLRq9ZKOqTZGArIGU7eavz/pb+22NfrgjPm2esa3lViKMxINtZiLihMBbyoRwIYDAAA= X-CMS-MailID: 20210204115252eucas1p2d145686f7a5dc7e7a04dddd0b0f2286c X-Msg-Generator: CA Content-Type: text/plain; charset="utf-8" X-RootMTR: 20210204115252eucas1p2d145686f7a5dc7e7a04dddd0b0f2286c X-EPHeader: CA CMS-TYPE: 201P X-CMS-RootMailID: 20210204115252eucas1p2d145686f7a5dc7e7a04dddd0b0f2286c References: <20210121225712.1118239-1-saravanak@google.com> <20210121225712.1118239-3-saravanak@google.com> Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi Saravana, On 21.01.2021 23:57, Saravana Kannan wrote: > This allows fw_devlink to create device links between consumers of an > interrupt and the supplier of the interrupt. > > Cc: Marc Zyngier > Cc: Kevin Hilman > Cc: Greg Kroah-Hartman > Reviewed-by: Rob Herring > Reviewed-by: Thierry Reding > Reviewed-by: Linus Walleij > Signed-off-by: Saravana Kannan This patch landed some time ago in linux-next as commit 4104ca776ba3 ("of: property: Add fw_devlink support for interrupts"). It breaks MMC host controller operation on ARM Juno R1 board (the mmci@50000 device defined in arch/arm64/boot/dts/arm/juno-motherboard.dtsi). I didn't check further what's wrong there as without MMC mounting rootfs fails in my test system. Best regards -- Marek Szyprowski, PhD Samsung R&D Institute Poland