From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtpbguseast1.qq.com (smtpbguseast1.qq.com [54.204.34.129]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 303732D739B for ; Mon, 14 Sep 2026 01:34:55 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=54.204.34.129 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1789349698; cv=none; b=Ct+m+ye6kQn8dCAoTvP3jJoo5UAOu6utXEz7v+nxI6WyP7U+kqL9sYecBtXqIPLWYAyazTvWWRpFLzLzaaQ5T+E764uItsAtJTfTpyaMWTgwbJDEfmlx861NFhRkGdzOfq3SCv368ez0xwn9e0dxVRbG8G0hb+thLB524PpBTNY= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1789349698; c=relaxed/simple; bh=eTy5OGTU/5WEVpwhAFOckCzD85pqAEi76Tzp/m7ACqc=; h=From:To:Cc:Subject:Date:Message-Id; b=ElndsCmiBGtj9JarhTmGumjBfpaeyXlX07/jA5aMmwOT9np3gQuilXlbo/XfJadBACVFDOiZ6TPiYbnzH8lKsEiubZMDCP++XcYzZy0TQGEdrASe7al0qhCgaO2gHX4BmnJFcNQHRCXmRpNsaOCthLHmL0D0lQxdb/8zTbJpy6c= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=airkyi.com; spf=pass smtp.mailfrom=airkyi.com; dkim=pass (1024-bit key) header.d=airkyi.com header.i=@airkyi.com header.b=ND65IVUk; arc=none smtp.client-ip=54.204.34.129 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=airkyi.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=airkyi.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=airkyi.com header.i=@airkyi.com header.b="ND65IVUk" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=airkyi.com; s=altu2504; t=1789349627; bh=ghstWEaYrkLc9meAEd3pZEEcpwP/9Ch5TtSSwo4LDoE=; h=From:To:Subject:Date:Message-Id; b=ND65IVUkt0q2DnUcZAnrtzO1CdlvbFe5T6vaTALQ9cYTgYNDYiGkB/XpzaVIurNIC aN6am1MsKhW2j1Gwjf3ugicOh2MkgIT8ne7EChA4eLYezXdPIaUcGkUz1qc/nu+JoL qXXxJoJbLMzUbw1AHKJ0/pH5bfc8shMuCtZIIws8= X-QQ-mid: esmtpsz11t1789349626t47bbf22a X-QQ-Originating-IP: u1upnWTSMY6EsvZnsiIRSULieEWklQzdBeNIg2pbVbc= Received: from DESKTOP-8BT1A2O.localdomain ( [61.154.14.86]) by bizesmtp.qq.com (ESMTP) with id ; Mon, 14 Sep 2026 09:33:43 +0800 (CST) X-QQ-SSF: 0000000000000000000000000000000 X-QQ-GoodBg: 0 X-BIZMAIL-ID: 8813377110775097573 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 v5 0/3] DSI Controller improvements for Rockchip platforms Date: Mon, 14 Sep 2026 09:33:28 +0800 Message-Id: <20260914013331.108-1-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: N3p64rE3gZ/YZpxGskmGngMMrgpj8BVnJpWNq4vvp58y0wBAn68/dkgf V7p1efZgjAIf63A6SuOQFWLFFKMbU+0ghR04XiGorjxuZMMeqtGG8s2ttCgSHsa6gt3Ry2B LbSsL28G2ENjU0PTU8mTA7DLsTGgp+xNKSk4AyhB3EWDxP4Kss2Ia6UUnLXmoD1Wyr/xvvZ CfWintxHjG8J6XiLNK8+tZE2mma0DbQR8romTIe8OzhXmu+PAS5CycgrDxT/nWV/nPoZMXD +X0AuAj8+KmrKAGInXdE8Mp6OT5f4f9O8jVn/abVD1/QzAzxtN2jVNbn5bBq/kDC9xRUabD yVPMMsed0A0A4Ehyy3rLNloX16oiw491LAW+hVRdzXuKVA2d+iCBTo+QOOY6p9gLvML0XvD Yd32j6tOT1mBi92tyZkAVvhQGZmvl7SCCm26GY71EG7UNfGIlk4eSSaJPcwqiMze5jSFyvq DbORMJ85ti1FrMKr0LFJDFo8QAE8kJVPbJPpi1plJ6HXZn7GTrmJd21EhML60kEH9UnbyyB YFE5OurAp+8xp4B3ad4mqmWs/k31fAnMBwxdc9rQfmVRU6rcYIH57QzA/zsxZVoGlNcIjxi hi4tz2qmSUF38ZWP/rEYPG3GlDrMluKHLbLV/s0Og/HgYMaTfbxvbUg3XPf87WhbbFFSSPG OaOROcM9RpU/DNjHQFZb8aH6ndH+mAUB0yXREkzzx4O+bdQuMyKzXbox9l174RcKQkDysKH w9k3Zf36Vt7h9RWZRtlwl7Q3aZHyLHNq+hpjMakDxT2UFlE0PP7gGDlfII7QwyYqQIbwvb/ uuOZZEYea79xwakns9ottMptl8cjQ/Z0v3KqBBXXzlVzJjH3r25jFWQvuYt+/HKVLaN9QUx qYADKNsOeiw+GxjNlClGlM72MYoJh3LCba7tQbihXWk2w3s5HizG2IhFRLq+2Mg1lpC8Vek oMtlode338lXex34rCZdqAXcw5VRL9bI8NmVz/F18YMzkhEOXFzh0xG7uhjzO3VlJQjqtu/ P2SzyL9FwDuZBavBnq7CJMmmSLPuw= X-QQ-XMRINFO: MPJ6Tf5t3I/ylTmHUqvI8+Wpn+Gzalws3A== X-QQ-RECHKSPAM: 0 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: 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 v5: - Link to v4: https://lore.kernel.org/all/20260812073002.328-1-kernel@airkyi.com/ - Change the upper bound check for target_mbps from < to <= (sashiko). 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 | 72 +++++++++++++++++-- 1 file changed, 65 insertions(+), 7 deletions(-) -- 2.53.0