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Mon, 14 Sep 2020 19:14:31 +0900 (KST) Received: from [10.113.111.64] (unknown [10.113.111.64]) by epsmtip1.samsung.com (KnoxPortal) with ESMTPA id 20200914101431epsmtip10d235e40b1f3db804a825a4cd432d310~0nuRaqj8U2917329173epsmtip1D; Mon, 14 Sep 2020 10:14:31 +0000 (GMT) Subject: Re: [PATCH v5 00/80] drm/vc4: Support BCM2711 Display Pipeline To: Maxime Ripard Cc: Nicolas Saenz Julienne , Eric Anholt , devicetree@vger.kernel.org, Tim Gover , Dave Stevenson , Stephen Boyd , Kamal Dasu , linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, Rob Herring , bcm-kernel-feedback-list@broadcom.com, linux-rpi-kernel@lists.infradead.org, Phil Elwell , linux-arm-kernel@lists.infradead.org, =?UTF-8?B?64KY7ISx6rWt?= , Hoegeun Kwon From: Hoegeun Kwon Message-ID: <3e113525-aa89-b1e2-56b7-ca55bd41d057@samsung.com> Date: Mon, 14 Sep 2020 19:14:11 +0900 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.10.0 MIME-Version: 1.0 In-Reply-To: <20200908120019.3rmhzoijoijrbb7d@gilmour.lan> Content-Transfer-Encoding: 8bit Content-Language: en-US X-Brightmail-Tracker: H4sIAAAAAAAAA02TfUwbZRzHeXrX6zFTdsCAJ+i0HBu6aaEFCgeBbbo5b9EYiHFTcSkHvVGk tF2Pt7mYVQhL7VZeMg1bAcE4BCodWBApjjBeJmGLEAPB2MkIeyGCq8AQZoYMW45F/vv8Xr73 ve89z+FIwAwWimdr81iDltGQ2Da0c2BPlNT0mlIpu303mLJbrqOUu/ZrlKobHBFS48vzGHXt 0zFAzTeaMco5bkcpx90JITXWXYNRlbfaRNTFf54AqtPaiFFXXH9iVGnPoIh6MvEdSnV92Qeo O19MgQP+dPH8TxhtnfoZo38fGcVop3VSRDtsn2H01LkhAd1++Qxdev0xSpd12ADdfvM0veR4 PuWZD3KS1CyjYg0SVpupU2Vrs5LJN99RHlQq4mRyqTyBiiclWiaXTSYPvZUiPZyt8YQiJQWM Jt/TSmE4jozal2TQ5eexErWOy0smWb1Ko0/QR3JMLpevzYrM1OUmymWyaIVnMT1HPVM/iemH w4vKvqlBjGBgpxn44pCIhQ3FDpEZbMMDiC4AV1onN4uHAP5g78b4YgnArrV58FTSYl5H+EE3 gGttPShfuAH8fHpMaAY4Hki8AY2OeK9gB7Ebjlt6NgQIsYDC0sejiHeAEVK4fP5XgZfFxD44 1taCeRn1CFr/rdngIOJ96Lw/K+J3/OHwpXuo9/m+RCJ8VLbf20aIF2DJ99UIzyHQda9O4PWC xDoOb9rNGP/Wh+DIeq+Q50A4N9Qh4jkUzpaf3WQOjl+aQ3mxEcDyyurNQQzsbbgg8BojxB7Y 2h3Ft8Ogc7UW8MZ+8K/l8xvZISGGprMB/EoEnDFe27R9Dt6wNAp4pqGtbwapAGHWLcmsW+JY t8Sx/m9cD1AbCGb1XG4Wy8n1iq2n7QAbF35vQheoci9E9gMBDvoBxBFyh/h11XFlgFjFnPqY NeiUhnwNy/UDhedbVyKhQZk6zx+jzVPKFdExMTFUrDxOIZeTIeJpl0QZQGQxeWwOy+pZw1Od APcNNQqOujJsrcJnqxca1DeizzTFL9VUjZraM77ys4tPWF6633suMvpdS1qhAOtVf2J/mOh0 R2Gpc0Wdp08ZzcPli6slyH6JRPJ31e7SldAjxa92lqmOFzyqNLkjjVdnXeDKUnDYe78JdrVF YIUpFesfCpvSWpNWHvQPFBZJmvtuxwIjoyl3Uf63/kgIyfglPfXFobcD+09EG1d36eqSG6Wy rlS3f5+sY/ngaPOxwXafYVLl95F76XL2zpQj4RU5dySugqbtLdLpme5jr6jCXVFxuRGTa7aT eOei0WR6cNRZMlFW6zpg69h+Qds30Jzmk94bG/Sjz8hK2krhyfr1+auLL3/rQ6KcmpHvRQwc 8x8nIOcreQQAAA== X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFjrMIsWRmVeSWpSXmKPExsWy7bCSnG67U3y8wcRmeYu1vUdZLN7OXcxi Mf/IOVaLK1/fs1kcaLzMaPF+eRebxc4ra1ksNj2+xmpxedccNouJtzewW8z48Y/RYtus5WwW 6269ZrNo3XuE3eLftY0sFjvmHWS0eDT1PqODoEfT+2NsHrPun2XzuHPuPJvHzll32T02repk 87jffZzJY/OSeo/Wo79YPPq2rGL02Hy62uPzJrkA7igum5TUnMyy1CJ9uwSujGcL7rIVnFSu 6Fs2h7mB8bBsFyMnh4SAicSarv/MXYxcHEICOxgleg4eYoJIyEis6t/C2sXIAWQLSxw+XAxR 85pR4kjbY0aQuLCAu0TDJnOQchEBVYkrvXvB5jALfGCRuN35nA2iYS6TxJ2nc1hAqtgEdCW+ 9lwHW8ArYCdxecMaNhCbBah7/Z85bCBDRQUiJXbusIQoEZQ4OfMJC0iYU8BK4nufPUiYWcBM Yt7mh8wQtrxE89bZULa4xK0n85kmMArNQtI9C0nLLCQts5C0LGBkWcUomVpQnJueW2xYYJSX Wq5XnJhbXJqXrpecn7uJERzPWlo7GPes+qB3iJGJg/EQowQHs5IIr2tKbLwQb0piZVVqUX58 UWlOavEhRmkOFiVx3q+zFsYJCaQnlqRmp6YWpBbBZJk4OKUamGxy2s4FTl5bv4dx/YUZN9le 7BOc3TL7Z6vw1HdpLdnqli84zVaxXzPfKiDpuyRmvcQJxj8tb/PuVi6svckrmV2aGtfOo1X1 4nDqMasi5py5QWUiHX+rguRer9Ve939u7fRNHOeuhX7UnnvSuHOLfT1b7RWjrjr/LxvXOzTb hxTn/F/CdOhRl4Xfy4tzzB0k9rzbvHCPuepKY62CzwuWr9xxcq/NTJ/YXptjEq58z9SZ5/lv Pu39fPUzu9KyI57MDYdMVcq/P5RtqkmV2cf+2anNqlajVWVC0bJ7W/5IrX/+KvjXhfnvjJof VGR1izhZ+t7/Js0RFpbRqL249YHwRvnNb2xnSxXt416/Z17/bCWW4oxEQy3mouJEAMFcw5dW AwAA X-CMS-MailID: 20200914101431epcas1p1bacd96c32698402f3cf7f548e2c56671 X-Msg-Generator: CA Content-Type: text/plain; charset="utf-8" X-Sendblock-Type: SVC_REQ_APPROVE CMS-TYPE: 101P DLP-Filter: Pass X-CFilter-Loop: Reflected X-CMS-RootMailID: 20200904071259epcas1p3de4209531c0bc5ed6ea9ef19827b6ed5 References: <20200908120019.3rmhzoijoijrbb7d@gilmour.lan> Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi Maxime, On 9/8/20 9:00 PM, Maxime Ripard wrote: > Hi Hoegeun, > > On Mon, Sep 07, 2020 at 08:49:12PM +0900, Hoegeun Kwon wrote: >> On 9/3/20 5:00 PM, Maxime Ripard wrote: >>> Hi everyone, >>> >>> Here's a (pretty long) series to introduce support in the VC4 DRM driver >>> for the display pipeline found in the BCM2711 (and thus the RaspberryPi 4). >>> >>> The main differences are that there's two HDMI controllers and that there's >>> more pixelvalve now. Those pixelvalve come with a mux in the HVS that still >>> have only 3 FIFOs. Both of those differences are breaking a bunch of >>> expectations in the driver, so we first need a good bunch of cleanup and >>> reworks to introduce support for the new controllers. >>> >>> Similarly, the HDMI controller has all its registers shuffled and split in >>> multiple controllers now, so we need a bunch of changes to support this as >>> well. >>> >>> Only the HDMI support is enabled for now (even though the DPI and DSI >>> outputs have been tested too). >>> >>> Let me know if you have any comments >>> Maxime >>> >>> Cc: bcm-kernel-feedback-list@broadcom.com >>> Cc: devicetree@vger.kernel.org >>> Cc: Kamal Dasu >>> Cc: Philipp Zabel >>> Cc: Rob Herring >>> Cc: Stephen Boyd >>> >>> Changes from v4: >>> - Rebased on top of next-20200828 >>> - Collected the various tags >>> - Fixed some issues with 4k support and dual output (thanks Hoegeun!) >> Thanks for your v5 patchset. >> >> I tested all patches based on the next-20200812. > Thanks again for testing all the patches > >> Everything else is fine, but the dual hdmi modetest doesn't work well in my >> environment... >> >> In my environment, dsi is not connected, I have seen your answer[1]. > Can you share a bit more your setup? What monitors are being connected > to each HDMI port? Do you hotplug any? Yes, Monitors are being connected to each HDMI ports. (did not use hotplug) When booting, both HDMI-0 and 1 are recognized and the kernel log is output. But after run modetest on HDMI-0(works) and modetest on HDMI-1(works), crtc timed out occurs on HDMI-0 and does not work. When HDMI-0 is not working we do a modetest on HDMI-0, it will work agin after about 40 sec. Below is the log for modetest. root:~> modetest -Mvc4 -s 32:1280x720         - HDMI-0 works setting mode 1280x720-60Hz@XR24 on connectors 32, crtc 64 failed to set gamma: Invalid argument root:~> modetest -Mvc4 -s 32:1280x720         - HDMI-0 works setting mode 1280x720-60Hz@XR24 on connectors 32, crtc 64 failed to set gamma: Invalid argument root:~> modetest -Mvc4 -s 38:1280x720         - HDMI-1 works setting mode 1280x720-60Hz@XR24 on connectors 38, crtc 69 failed to set gamma: Invalid argument                                   - Crtc timed out occurs on HDMI-0 and does not work. [   71.134283] [drm:drm_atomic_helper_wait_for_flip_done] *ERROR* [CRTC:64:crtc-3] flip_done timed out [   81.374296] [drm:drm_atomic_helper_wait_for_dependencies] *ERROR* [CRTC:64:crtc-3] flip_done timed out [   91.618380] [drm:drm_atomic_helper_wait_for_dependencies] *ERROR* [CONNECTOR:32:HDMI-A-1] flip_done timed out [  101.854274] [drm:drm_atomic_helper_wait_for_dependencies] *ERROR* [PLANE:60:plane-3] flip_done timed out [  112.094271] [drm:drm_atomic_helper_wait_for_flip_done] *ERROR* [CRTC:64:crtc-3] flip_done timed out [  122.590311] [drm:drm_atomic_helper_wait_for_dependencies] *ERROR* [CRTC:64:crtc-3] flip_done timed out root:~> modetest -Mvc4 -s 32:1280x720 [  132.830309] [drm:drm_atomic_helper_wait_for_dependencies] *ERROR* [CONNECTOR:32:HDMI-A-1] flip_done timed out [  143.070307] [drm:drm_atomic_helper_wait_for_dependencies] *ERROR* [PLANE:60:plane-3] flip_done timed out [  153.310303] [drm:drm_atomic_helper_wait_for_flip_done] *ERROR* [CRTC:64:crtc-3] flip_done timed out setting mode 1280x720-60Hz@XR24 on connectors 32, crtc 64 [  163.550340] [drm:drm_atomic_helper_wait_for_dependencies] *ERROR* [CRTC:64:crtc-3] flip_done timed out [  173.790277] [drm:drm_atomic_helper_wait_for_dependencies] *ERROR* [CONNECTOR:32:HDMI-A-1] flip_done timed out [  184.030286] [drm:drm_atomic_helper_wait_for_dependencies] *ERROR* [PLANE:60:plane-3] flip_done timed out failed to set gamma: Invalid argument         - HDMI-0 works Best regards, Hoegeun From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-7.0 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, NICE_REPLY_A,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_SANE_1 autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) 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(GMT) Subject: Re: [PATCH v5 00/80] drm/vc4: Support BCM2711 Display Pipeline To: Maxime Ripard From: Hoegeun Kwon Message-ID: <3e113525-aa89-b1e2-56b7-ca55bd41d057@samsung.com> Date: Mon, 14 Sep 2020 19:14:11 +0900 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.10.0 MIME-Version: 1.0 In-Reply-To: <20200908120019.3rmhzoijoijrbb7d@gilmour.lan> Content-Language: en-US X-Brightmail-Tracker: H4sIAAAAAAAAA02TfUwbZRzHeXrX6zFTdsCAJ+i0HBu6aaEFCgeBbbo5b9EYiHFTcSkHvVGk tF2Pt7mYVQhL7VZeMg1bAcE4BCodWBApjjBeJmGLEAPB2MkIeyGCq8AQZoYMW45F/vv8Xr73 ve89z+FIwAwWimdr81iDltGQ2Da0c2BPlNT0mlIpu303mLJbrqOUu/ZrlKobHBFS48vzGHXt 0zFAzTeaMco5bkcpx90JITXWXYNRlbfaRNTFf54AqtPaiFFXXH9iVGnPoIh6MvEdSnV92Qeo O19MgQP+dPH8TxhtnfoZo38fGcVop3VSRDtsn2H01LkhAd1++Qxdev0xSpd12ADdfvM0veR4 PuWZD3KS1CyjYg0SVpupU2Vrs5LJN99RHlQq4mRyqTyBiiclWiaXTSYPvZUiPZyt8YQiJQWM Jt/TSmE4jozal2TQ5eexErWOy0smWb1Ko0/QR3JMLpevzYrM1OUmymWyaIVnMT1HPVM/iemH 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