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 Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id C345FC5B567 for ; Wed, 12 Aug 2026 07:31:45 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:MIME-Version:List-Subscribe:List-Help: List-Post:List-Archive:List-Unsubscribe:List-Id:Message-Id:Date:Subject:Cc:To :From:Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:In-Reply-To:References: List-Owner; bh=YY3DSdi7MBi6t2wi1mZX1wC6A2uF6g+Xfl19/9DzYB8=; b=Cm9pC0RnsPupld REn5aE+xXetyye7/apahJhbYydDbXQ66nLwTgbbsQS4IEbmty5JOq0fQXo3V3RWVGe8ofLXnkRsH2 t/X9DDeWj9Ngh7y2d70sfvZgIt7+b39KKx40IfbxB9S4Nw1bF1XxAIAZHTItO8cfnF+JA/jnKAamB QomP6a+dT65mQCbwuwMSmVi59YCoVJ5p5dvuHuDN4rTKM+Dht4o6DtgnnOGakgenw2xDgYgURfCVF yYzfIkCiAobbpEmbpWrdV+noqhBLISI1Zso6kNzEnD0mcWQb1aAvQWD91Kw1rize53GZ1HA7/rRd7 aBtgbVlIWkRzWwLaFKDg==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.99.1 #2 (Red Hat Linux)) id 1wu3R7-0000000FaIJ-1Acu; Wed, 12 Aug 2026 07:31:41 +0000 Received: from smtpbgeu1.qq.com ([52.59.177.22]) by bombadil.infradead.org with esmtps (Exim 4.99.1 #2 (Red Hat Linux)) id 1wu3Qr-0000000Fa7F-0EJR; Wed, 12 Aug 2026 07:31:31 +0000 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=airkyi.com; s=altu2504; t=1786519810; bh=0RC7xRrCg2fRyRdaPN4OfoMhKYrQhs7hQgPg17BL6Ko=; h=From:To:Subject:Date:Message-Id; b=UK8ut0f6rnMmCkqNB5k4Gd3LpZWIybSS67HKfzyiNtngDgbrVETTi/ChTY0IWHl5b 89X3oJCtcQ1MDvVo9kUhlA7tllHZR86gJmRI0Wo/D1VusvxL3EX7FXbLeV9HmKXcNh UQfrpgu5klK8issKrcrxZF14rtjplGiKSHZ4QbRY= X-QQ-mid: esmtpsz11t1786519808t4eb45b90 X-QQ-Originating-IP: DgtAwOy9jdG0k6Bs+ZsEkTWYn6YpyP6FVOvGZ4eBsiw= Received: from DESKTOP-8BT1A2O.localdomain ( [61.154.14.86]) by bizesmtp.qq.com (ESMTP) with id ; Wed, 12 Aug 2026 15:30:05 +0800 (CST) X-QQ-SSF: 0000000000000000000000000000000 X-QQ-GoodBg: 0 X-BIZMAIL-ID: 8909177870970302575 From: Chaoyi Chen To: Sandy Huang , =?UTF-8?q?Heiko=20St=C3=BCbner?= , Andy Yan , Maarten Lankhorst , Maxime Ripard , Thomas Zimmermann , David Airlie , Simona Vetter Cc: dri-devel@lists.freedesktop.org, linux-arm-kernel@lists.infradead.org, linux-rockchip@lists.infradead.org, linux-kernel@vger.kernel.org, Chaoyi Chen Subject: [PATCH v4 0/3] DSI Controller improvements for Rockchip platforms Date: Wed, 12 Aug 2026 15:29:59 +0800 Message-Id: <20260812073002.328-1-kernel@airkyi.com> X-Mailer: git-send-email 2.17.1 X-QQ-SENDSIZE: 520 Feedback-ID: esmtpsz:airkyi.com:qybglogicsvrgz:qybglogicsvrgz6b-0 X-QQ-XMAILINFO: MiFyYB/G/ykN0w9TFmXJ50x3rL0ebWlYGJMQN7opWh2C/ckBzuHZtynn k6uiuFSZNrdszksQOHGzCC813XnhsEeEo84/AHMDq9KdMD57YCo30SbA77KLy23KC82K85w hBNpTzvlYiDCIAIc2i/8tAKp5QkCM0K36w6J0rbuUplbV6kQoeI/lpH5Q5i50Mj3QfgM8mv bLbL45Qx05DlEzA28NMChpHUbTZz50+kbsolOl7Rsp+da3QiPvMy973HtCtoo4UDaQ/Yt9J GPm9OTeIYpufGvYZoLfXF9SqeBOpkw3RoF3+E5tJMpGWaJX/PwL6At2iDxk++0lyiW5NoWs sqk6FqpEfXXCQP852Nu8nB6ZgNiZsrYNBUd5VTlzk1Kpmb2CLapuqxYuY10xvwEEtF1bQt4 fYnheko1kCdkaJMazTe9Jzlmcjm5YlyIivOdYPb0l7zNQexfhyhZDomkL76FTPGHa/kZazW o2OBbRZyNvR3OlZRpYrkOnjmQ8jvcIhMoNsemLDWN42OHMiY1nuL8Ss7RQjh4CZfOiyfduA UOMvgopejKMmpEDWWKpI3F2vD0h1jxNIXZ6B1YaVhIAFrSzd5WK44JqzK09fcnVjx4j4s1D UHu1dVEQ7jtpHDU4rZmIBz1nSxglbg4ERcz8tVlBrlO9A6HmmPQ0GS3ALSr2G47jLD2t+P0 UCamCjALISFf62p6vhjIKNt6OKB4G/M1Y+Fu7NHlfLJW2ljPmKHemDOL+9WhMe5kYDpmESg TDUEkqRldqn79HCvzFORoIMcxObEvXs4g0VzqDMpqiL7GwkS3ancsDlxDXyVPKx6SdPyY8m iTv2S3nOe+OwW51dAMrG7k61Lrgiv/csbXNuUMqQTLgbrIHEcIHbD5RuVK4qTBSPGOB6TO5 knUtkgAj1wl9SIe4A/aHSxYCHF/R8Z2oVqAoEM8dROGcxShCEYS9V4b+v4yeuT1QnCUzCvd +qTfGyobKYFoihzIDfM1qDIBKQOjjzhWm1hriiEvM/ReQ78lx3l9/zvMEO0TOy/13YG8o2l YFfhQVpVtG5+YcVNUiLz/WljRHO0O16ETHxl7hXh1jtI6ciDav X-QQ-XMRINFO: NS+P29fieYNwqS3WCnRCOn9D1NpZuCnCRA== X-QQ-RECHKSPAM: 0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.9.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20260812_003126_146542_4A85F497 X-CRM114-Status: UNSURE ( 7.61 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-rockchip@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: Upstream kernel work for Rockchip platforms List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "Linux-rockchip" Errors-To: linux-rockchip-bounces+linux-rockchip=archiver.kernel.org@lists.infradead.org From: Chaoyi Chen This series is dedicated to enhancing the DSI controller and PHY timing interaction, refining the lane rate calculation, and addressing the associated hardware limitations. Changes in v4: - Link to v3: https://lore.kernel.org/all/20260810034139.148-1-kernel@airkyi.com/ - Add missing RK3506 timing and the fallback path for get_timing (sashiko). - Fix potential overflow and underflow issues in bandwidth calculation(sashiko). Changes in v3: - Link to v2: https://lore.kernel.org/all/20260603033532.164-1-kernel@airkyi.com/ - Rebase to Linux v7.2 Changes in v2: - Link to v1: https://lore.kernel.org/all/20260324085838.90-1-kernel@airkyi.com/ - Fix the unit conversion for max_mbps. - Split the lane rate calculation into a separate patch. - Add more comment about timing config. Chaoyi Chen (3): drm/rockchip: dsi: Add maximum per lane bit rate calculation drm/rockchip: dsi: Add dphy_get_timing support for multiple PHY types drm/rockchip: dsi: Relax the lane rate margin requirements .../gpu/drm/rockchip/dw-mipi-dsi-rockchip.c | 70 +++++++++++++++++-- 1 file changed, 64 insertions(+), 6 deletions(-) -- 2.53.0 _______________________________________________ Linux-rockchip mailing list Linux-rockchip@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-rockchip 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 Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 1BBBDC5B56A for ; Wed, 12 Aug 2026 07:31:50 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:Message-Id:Date:Subject:Cc: To:From:Reply-To:MIME-Version:Content-Type:Content-Transfer-Encoding: Content-ID:Content-Description:Resent-Date:Resent-From:Resent-Sender: Resent-To:Resent-Cc:Resent-Message-ID:In-Reply-To:References:List-Owner; bh=0RC7xRrCg2fRyRdaPN4OfoMhKYrQhs7hQgPg17BL6Ko=; b=os9g7bm+tq6UT9Kgbwx+kpUwSb YYd2LubhC5vlpuDAxE6LWxsSsK3PzrjdtB8G2IFo+aa/8z/58TeVJNDhSUdmQD/O2Z1P4D7kEZuad p16fHaVQj1ciNnc+Aw6HyTJ9GODvnUD6wwUkp04ELcOhuRvLeWk3Pjjv8Tk+uHdRUMxzJQDhtKwt0 gCGmZI0P6Y9Q26gtC0ewqEGsxhu++uOAgZuDy3MV3wPM+An+6Yy++z9ko/oP9p2K05EU6rdcZtbiz 5Th8GbPoevho3lzfGl67RpfyabZlkJx3mK13r4X2KLNaL71aeFJ/Gn1I8HeP2kZBhSKxrweeELbJj GxgC3peg==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.99.1 #2 (Red Hat Linux)) id 1wu3R4-0000000FaGl-224f; Wed, 12 Aug 2026 07:31:38 +0000 Received: from smtpbgeu1.qq.com ([52.59.177.22]) by bombadil.infradead.org with esmtps (Exim 4.99.1 #2 (Red Hat Linux)) id 1wu3Qr-0000000Fa7F-0EJR; Wed, 12 Aug 2026 07:31:31 +0000 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=airkyi.com; s=altu2504; t=1786519810; bh=0RC7xRrCg2fRyRdaPN4OfoMhKYrQhs7hQgPg17BL6Ko=; h=From:To:Subject:Date:Message-Id; b=UK8ut0f6rnMmCkqNB5k4Gd3LpZWIybSS67HKfzyiNtngDgbrVETTi/ChTY0IWHl5b 89X3oJCtcQ1MDvVo9kUhlA7tllHZR86gJmRI0Wo/D1VusvxL3EX7FXbLeV9HmKXcNh UQfrpgu5klK8issKrcrxZF14rtjplGiKSHZ4QbRY= X-QQ-mid: esmtpsz11t1786519808t4eb45b90 X-QQ-Originating-IP: DgtAwOy9jdG0k6Bs+ZsEkTWYn6YpyP6FVOvGZ4eBsiw= Received: from DESKTOP-8BT1A2O.localdomain ( [61.154.14.86]) by bizesmtp.qq.com (ESMTP) with id ; Wed, 12 Aug 2026 15:30:05 +0800 (CST) X-QQ-SSF: 0000000000000000000000000000000 X-QQ-GoodBg: 0 X-BIZMAIL-ID: 8909177870970302575 From: Chaoyi Chen To: Sandy Huang , =?UTF-8?q?Heiko=20St=C3=BCbner?= , Andy Yan , Maarten Lankhorst , Maxime Ripard , Thomas Zimmermann , David Airlie , Simona Vetter Cc: dri-devel@lists.freedesktop.org, linux-arm-kernel@lists.infradead.org, linux-rockchip@lists.infradead.org, linux-kernel@vger.kernel.org, Chaoyi Chen Subject: [PATCH v4 0/3] DSI Controller improvements for Rockchip platforms Date: Wed, 12 Aug 2026 15:29:59 +0800 Message-Id: <20260812073002.328-1-kernel@airkyi.com> X-Mailer: git-send-email 2.17.1 X-QQ-SENDSIZE: 520 Feedback-ID: esmtpsz:airkyi.com:qybglogicsvrgz:qybglogicsvrgz6b-0 X-QQ-XMAILINFO: MiFyYB/G/ykN0w9TFmXJ50x3rL0ebWlYGJMQN7opWh2C/ckBzuHZtynn k6uiuFSZNrdszksQOHGzCC813XnhsEeEo84/AHMDq9KdMD57YCo30SbA77KLy23KC82K85w hBNpTzvlYiDCIAIc2i/8tAKp5QkCM0K36w6J0rbuUplbV6kQoeI/lpH5Q5i50Mj3QfgM8mv bLbL45Qx05DlEzA28NMChpHUbTZz50+kbsolOl7Rsp+da3QiPvMy973HtCtoo4UDaQ/Yt9J GPm9OTeIYpufGvYZoLfXF9SqeBOpkw3RoF3+E5tJMpGWaJX/PwL6At2iDxk++0lyiW5NoWs sqk6FqpEfXXCQP852Nu8nB6ZgNiZsrYNBUd5VTlzk1Kpmb2CLapuqxYuY10xvwEEtF1bQt4 fYnheko1kCdkaJMazTe9Jzlmcjm5YlyIivOdYPb0l7zNQexfhyhZDomkL76FTPGHa/kZazW o2OBbRZyNvR3OlZRpYrkOnjmQ8jvcIhMoNsemLDWN42OHMiY1nuL8Ss7RQjh4CZfOiyfduA UOMvgopejKMmpEDWWKpI3F2vD0h1jxNIXZ6B1YaVhIAFrSzd5WK44JqzK09fcnVjx4j4s1D UHu1dVEQ7jtpHDU4rZmIBz1nSxglbg4ERcz8tVlBrlO9A6HmmPQ0GS3ALSr2G47jLD2t+P0 UCamCjALISFf62p6vhjIKNt6OKB4G/M1Y+Fu7NHlfLJW2ljPmKHemDOL+9WhMe5kYDpmESg TDUEkqRldqn79HCvzFORoIMcxObEvXs4g0VzqDMpqiL7GwkS3ancsDlxDXyVPKx6SdPyY8m iTv2S3nOe+OwW51dAMrG7k61Lrgiv/csbXNuUMqQTLgbrIHEcIHbD5RuVK4qTBSPGOB6TO5 knUtkgAj1wl9SIe4A/aHSxYCHF/R8Z2oVqAoEM8dROGcxShCEYS9V4b+v4yeuT1QnCUzCvd +qTfGyobKYFoihzIDfM1qDIBKQOjjzhWm1hriiEvM/ReQ78lx3l9/zvMEO0TOy/13YG8o2l YFfhQVpVtG5+YcVNUiLz/WljRHO0O16ETHxl7hXh1jtI6ciDav X-QQ-XMRINFO: NS+P29fieYNwqS3WCnRCOn9D1NpZuCnCRA== X-QQ-RECHKSPAM: 0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.9.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20260812_003126_146542_4A85F497 X-CRM114-Status: UNSURE ( 7.61 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org From: Chaoyi Chen This series is dedicated to enhancing the DSI controller and PHY timing interaction, refining the lane rate calculation, and addressing the associated hardware limitations. Changes in v4: - Link to v3: https://lore.kernel.org/all/20260810034139.148-1-kernel@airkyi.com/ - Add missing RK3506 timing and the fallback path for get_timing (sashiko). - Fix potential overflow and underflow issues in bandwidth calculation(sashiko). Changes in v3: - Link to v2: https://lore.kernel.org/all/20260603033532.164-1-kernel@airkyi.com/ - Rebase to Linux v7.2 Changes in v2: - Link to v1: https://lore.kernel.org/all/20260324085838.90-1-kernel@airkyi.com/ - Fix the unit conversion for max_mbps. - Split the lane rate calculation into a separate patch. - Add more comment about timing config. Chaoyi Chen (3): drm/rockchip: dsi: Add maximum per lane bit rate calculation drm/rockchip: dsi: Add dphy_get_timing support for multiple PHY types drm/rockchip: dsi: Relax the lane rate margin requirements .../gpu/drm/rockchip/dw-mipi-dsi-rockchip.c | 70 +++++++++++++++++-- 1 file changed, 64 insertions(+), 6 deletions(-) -- 2.53.0