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Mon, 13 Dec 2021 12:12:32 +0000 (GMT) X-AuditID: cbfec7f4-45bff7000000269f-66-61b738b19960 Received: from eusmtip1.samsung.com ( [203.254.199.221]) by eusmgms2.samsung.com (EUCPMTA) with SMTP id 8B.7D.09404.0B837B16; Mon, 13 Dec 2021 12:12:32 +0000 (GMT) Received: from [106.210.134.192] (unknown [106.210.134.192]) by eusmtip1.samsung.com (KnoxPortal) with ESMTPA id 20211213121232eusmtip154491ba0227b534640e937a228275791~AT2NNI1sN0595605956eusmtip1Z; Mon, 13 Dec 2021 12:12:32 +0000 (GMT) Message-ID: <2b5810d5-8af7-f960-94fb-bd08188a9ae8@samsung.com> Date: Mon, 13 Dec 2021 13:12:31 +0100 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:91.0) Gecko/20100101 Thunderbird/91.4.0 Subject: Re: [PATCH v3 0/7] drm: exynos: dsi: Convert drm bridge Content-Language: en-US To: Jagan Teki From: Marek Szyprowski In-Reply-To: Content-Transfer-Encoding: 7bit X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFtrLKsWRmVeSWpSXmKPExsWy7djP87obLbYnGszdrWRxf/FnFosrX9+z WUy6P4HF4sumCWwWnROXsFssn7CPzeJUYyuLxaG+aItPsx4yW6z4uZXRgctj7cf7rB7vb7Sy e8zumMnqsXjPSyaPO9f2sHnc7z7O5LFk2lU2j74tqxgDOKK4bFJSczLLUov07RK4MlatfMNa sJ6/YkHzJ8YGxk08XYycHBICJhK7fm9jBLGFBFYwSry5LNDFyAVkf2GUONZzjAXC+cwocevu HjaYjl+rlrJDJJYzSnR0PGSDcD4ySux6tpEZpIpXwE5i/7zdLCA2i4CqxO6Nsxkh4oISJ2c+ AYuLCiRJtHb8YQKxhQUcJP6//MQKYjMLiEvcejIfLC4ioC3xbeZrsAXMAv+YJE5teQ1WxCZg KNH1tgvsJE6BQImJW3cxQjTLS2x/O4cZpEFCoJ1T4lHvS2aIu10kFrR8ZYGwhSVeHd/CDmHL SPzfCbINpKGZUeLhubXsEE4Po8TlphmMEFXWEnfO/QJaxwG0QlNi/S59iLCjxM4lb8DCEgJ8 EjfeCkIcwScxadt0Zogwr0RHmxBEtZrErOPr4NYevHCJeQKj0iykcJmF5P9ZSN6ZhbB3ASPL Kkbx1NLi3PTUYqO81HK94sTc4tK8dL3k/NxNjMAUdvrf8S87GJe/+qh3iJGJg/EQowQHs5II 70vrrYlCvCmJlVWpRfnxRaU5qcWHGKU5WJTEeZMzNyQKCaQnlqRmp6YWpBbBZJk4OKUamHz4 tWy3LT3UnvQk7fIUv5Us931e/dtanHRwn2HmR/WMlypfnsvYiEZ9fZSz8O3R1MBn8+aH7/HO EjFQ1/Fery3q7eVwuLqtbpFIo8G0A5uPtLy3+qTIWa64ex6D95+dP3Nfxnx933u0I0R7d7nc 2YOv9QKn2d1+v3iZ4YdIUecdx13dnl7/9vJumcfrvwVfrF1ihQ6JTOV8/JSrwkHdR2qGp7Wg 3uzKsB0ey2QSix7M53A9qrEg6tyu5U9kpM5/TAn1ld58fdumiTLVtzOmOd5ZsYGjw7P18ESz JSdvRCuaNSrw7ez71yJ68KHY2uuFwrcOcVTvWJ2/ivfHZsmqoI1+MWX5c91rahz+LVmvuU2J pTgj0VCLuag4EQDTkNay0AMAAA== X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFrrAIsWRmVeSWpSXmKPExsVy+t/xu7obLLYnGlycZGVxf/FnFosrX9+z WUy6P4HF4sumCWwWnROXsFssn7CPzeJUYyuLxaG+aItPsx4yW6z4uZXRgctj7cf7rB7vb7Sy e8zumMnqsXjPSyaPO9f2sHnc7z7O5LFk2lU2j74tqxgDOKL0bIryS0tSFTLyi0tslaINLYz0 DC0t9IxMLPUMjc1jrYxMlfTtbFJSczLLUov07RL0MlatfMNasJ6/YkHzJ8YGxk08XYycHBIC JhK/Vi1l72Lk4hASWMoo8eLrPlaIhIzEyWkNULawxJ9rXWwQRe8ZJXbsXsoMkuAVsJPYP283 C4jNIqAqsXvjbEaIuKDEyZlPwOKiAkkSu9dtZQOxhQUcJP6//AQ2lFlAXOLWk/lMILaIgLbE t5mvwRYwCzQxS7SdWM4KsW0ik8TLDy/ButkEDCW63naB2ZwCgRITt+5ihJhkJtG1tQvKlpfY /nYO8wRGoVlIDpmFZOEsJC2zkLQsYGRZxSiSWlqcm55bbKRXnJhbXJqXrpecn7uJERi12479 3LKDceWrj3qHGJk4GA8xSnAwK4nwvrTemijEm5JYWZValB9fVJqTWnyI0RQYGhOZpUST84Fp I68k3tDMwNTQxMzSwNTSzFhJnNezoCNRSCA9sSQ1OzW1ILUIpo+Jg1OqgWlWWqzufj8zG+d9 uafePXUKiVRP+Bhw3+mNr1PV9o+SetdPm5h/C/sszPDF0uaQeIhGvzuLcdEtl/1TL/ZfLz0y g9fmgIm4+xqOqcdmr23qzX8l/eJxEs8d80WrH0b8t3KZfVL+wQ+FesbSUzUnGdT/bJl5KODP FeFdy5ZHx9nPnKooatTAMbPl8MsZMyfuETwYpFPx9rC685dyxTd6B3kyJhzL17BVjwtZkPH0 Fufhda7rBcuP3dCRsm3NrH/zRdPb8fWv7J7tsoo/PAWjklkmM1wwKuW1P3tza6f4ken/JB2U jr1ZpDg9w/AaH8/WS+fbIk4/1rpUd7p8Sk4US6U1o7uNRbVJAqdIvntsiBJLcUaioRZzUXEi AP9rZzdjAwAA X-CMS-MailID: 20211213121233eucas1p1d72f1524524ea76bef51a1b0ad4e879d X-Msg-Generator: CA Content-Type: text/plain; charset="utf-8" X-RootMTR: 20211212181442eucas1p2fe9d69d619f7f68be4473b79ddd136b0 X-EPHeader: CA CMS-TYPE: 201P X-CMS-RootMailID: 20211212181442eucas1p2fe9d69d619f7f68be4473b79ddd136b0 References: <20211212181416.3312656-1-jagan@amarulasolutions.com> <9c1f6bed-2a62-4d85-1bd0-95c0bd5f6c89@samsung.com> X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Neil Armstrong , linux-amarula@amarulasolutions.com, dri-devel@lists.freedesktop.org, Robert Foss , Laurent Pinchart , Andrzej Hajda , Michael Nazzareno Trimarchi , Sam Ravnborg Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" Hi Jagan, On 13.12.2021 13:08, Jagan Teki wrote: > On Mon, Dec 13, 2021 at 5:34 PM Marek Szyprowski > wrote: >> On 12.12.2021 19:14, Jagan Teki wrote: >>> Updated series about drm bridge conversion of exynos dsi. >>> >>> Patch 1: panel checker >>> >>> Patch 2: panel_bridge API >>> >>> Patch 3: Bridge conversion >>> >>> Patch 4: pree_enable, post_disable >>> >>> Patch 5: Atomic functions >>> >>> Patch 6: atomic_set >>> >>> Patch 7: DSI init in enable >>> >>> [1] https://patchwork.kernel.org/project/dri-devel/cover/20211210191922.2367979-1-jagan@amarulasolutions.com/ >>> >>> Any inputs? >> I've checked this patchset on Exynos based Trats2 board (the one with >> simplest display pipeline: Exynos FIMD -> Exynos DSI -> s6e8aa0 DSI >> panel). DRM stops working after the 2nd patch ("[PATCH v3 2/7] drm: >> exynos: dsi: Use drm panel_bridge API"): >> >> # dmesg | grep drm >> [ 2.511893] [drm] Exynos DRM: using 11c00000.fimd device for DMA >> mapping operations >> [ 2.518653] exynos-drm exynos-drm: bound 11c00000.fimd (ops >> fimd_component_ops) >> [ 2.535699] exynos-drm exynos-drm: bound 11c80000.dsi (ops >> exynos_dsi_component_ops) >> [ 2.543912] exynos-drm exynos-drm: [drm] Cannot find any crtc or sizes >> [ 2.556107] [drm] Initialized exynos 1.1.0 20180330 for exynos-drm on >> minor 0 >> [ 2.573212] exynos-dsi 11c80000.dsi: [drm:exynos_dsi_host_attach] >> *ERROR* failed to find the bridge: -19 > Look like you have missed to apply the Child lookup patch. is it so? > > Let me send it, I will CC you as well. And I will also send tc358764 > panel_bridge conversion. The above log is from Trats2 board, which uses only the s6e8aa0 DSI panel. I've also checked the Arndale board, which has tc358764 bridge and it also doesn't work. Which patches I have to apply for the tests? Best regards -- Marek Szyprowski, PhD Samsung R&D Institute Poland