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 gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (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 8DF46CCD187 for ; Mon, 13 Oct 2025 02:09:15 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id B8D9C10E025; Mon, 13 Oct 2025 02:09:14 +0000 (UTC) Authentication-Results: gabe.freedesktop.org; dkim=pass (2048-bit key; unprotected) header.d=gmail.com header.i=@gmail.com header.b="feY7Lr9O"; dkim-atps=neutral Received: from mail-ed1-f66.google.com (mail-ed1-f66.google.com [209.85.208.66]) by gabe.freedesktop.org (Postfix) with ESMTPS id 5C32310E025 for ; Mon, 13 Oct 2025 02:09:14 +0000 (UTC) Received: by mail-ed1-f66.google.com with SMTP id 4fb4d7f45d1cf-62fa062a1abso6862744a12.2 for ; Sun, 12 Oct 2025 19:09:14 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20230601; t=1760321353; x=1760926153; darn=lists.freedesktop.org; h=content-transfer-encoding:cc:to:subject:message-id:date:from :in-reply-to:references:mime-version:from:to:cc:subject:date :message-id:reply-to; bh=X7LwVVt+oIonXpTgbR8cBIFBDId8LwLF2NsksQagWtM=; b=feY7Lr9OIelC3UfPbPkJGEalfDYk1uL/nKaQ5XFsorww3WLRkYHs9PQ1ZOvcTSzyHL 6L6nevWjy0a/Ml7wzf9IR2T+Vlrh5V8cVM3Df9cVdP9ttjYBFUl9RYT1gfrqVThr7EQs a1LnUtQtQKHmuyvtnpV6DvsVk0cS+slfe48Mfq4lBEEWLmmcOQSLrnV6xoARSDZnX87J z4M2eC9pfx0XvuUZIjhEnJJa2EgHrcsG3SwWnBzDDWaLfovrPXi2kzJp+SBdOq4dCcUw jG44dBDrRLsPc2fbaYLDDQANIPInZeNYazpIuwtYu45cnynIV/6+AijHgClxrvl41XUK Biyw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1760321353; x=1760926153; h=content-transfer-encoding:cc:to:subject:message-id:date:from :in-reply-to:references:mime-version:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=X7LwVVt+oIonXpTgbR8cBIFBDId8LwLF2NsksQagWtM=; b=vgdiZmzMF2YVh/HH9SbYu4xKmkI3VupflxFBJa0KsMGl3acPXAyfqow0kbTPTBjWY0 XmSIfK/pjerpIZkBObalkyG04o57bieukydfzNJP5xi5o6RTUexnwqcWwTwZJMRoScR3 wJRw7/osbaJp8r3bzG4R7QHsySs843JJ+rQABUCNJUMnVCU+8ojkKPlTW1vinzcujoBy z3Hl6J+P5L304MFHX0TnJfN0cesjfejQYS4VS7fbnhp7+Dx0/lXEHjuK2gvHA9hJ1C0R 2hZseeCMP6Dh+PRVu6vHAj2vs6boKtU4bGdNzFIkecjEG0KNFQ+0UVJrYzp0KWMnT6Xt 8gfQ== X-Forwarded-Encrypted: i=1; AJvYcCVWIpQuKk7TIffqbRqZ8lVIa9shKgURe70dtr1Dz/3kCfR0/un3/Y/8XKmSpgGLc4sQ1W546HmL0N8=@lists.freedesktop.org X-Gm-Message-State: AOJu0YyHX86FB5UcvjxqQn3LHNPcbX1cxbvPT7/XseSr3eWkCTA0g7Qi dhbST+y2n5sKmMQ2U6oHggCVIhTM9LSL1yzG7hNntMDSi0O4N1P2/7x0P2j4NHfkeEIW0kW7doB q4+VKuVpYvVu4WEk7yJHRgVsF3+aoqIk= X-Gm-Gg: ASbGnct66cUbKBONDvzaunp1PJuS3rKpcSce74YG+3RuvROHeTwwFfYmJUJKUobYEMN UOLhFyQLjAvgkj/gaBcHVfSEPzdCbtJ9iGEP/vSTj6qCvHLEuOUmXXIZhEH6RWsFc46wVHFo1O6 7kb5Q+kvlBtoxgE44Jst6TGDDYiaQL8FegbZnaG45GfX54ro+vya0cUd0tufUNQoTjq2BqHnoeA OUBbcvl9RENw6VAl/eq/tvUqOzMsCYxAniW X-Google-Smtp-Source: AGHT+IHVNbPGb048RDwqDj3lyAGwhgF/NMREQX2ImeZH2JgNCDST+u6RIr04BMZZplROx4+MGMoD+CNhHbPvpufAoho= X-Received: by 2002:a05:6402:144c:b0:639:ffb5:3606 with SMTP id 4fb4d7f45d1cf-639ffb539d3mr11793727a12.33.1760321352764; Sun, 12 Oct 2025 19:09:12 -0700 (PDT) MIME-Version: 1.0 References: <20251001135914.13754-1-caojunjie650@gmail.com> <20251001135914.13754-3-caojunjie650@gmail.com> In-Reply-To: From: =?UTF-8?B?5pu55L+K5p2w?= Date: Mon, 13 Oct 2025 10:09:00 +0800 X-Gm-Features: AS18NWC3lE60pFWwk3f8ArZQPSoc7l5pOk_MADcRyruwf3oXoyqNAhiZmduKRSQ Message-ID: Subject: Re: [PATCH 2/3] drm/msm/dsi: support DSC configurations with slice_per_pkt > 1 To: Dmitry Baryshkov Cc: Neil Armstrong , Jessica Zhang , Maarten Lankhorst , Maxime Ripard , Thomas Zimmermann , David Airlie , Simona Vetter , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Rob Clark , Dmitry Baryshkov , Abhinav Kumar , Sean Paul , Marijn Suijten , Antonino Maniscalco , Jonathan Marek , Eugene Lepshy , Jun Nie , dri-devel@lists.freedesktop.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-msm@vger.kernel.org, freedreno@lists.freedesktop.org Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable 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: , Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" Dmitry Baryshkov =E4=BA=8E2025=E5=B9=B4= 10=E6=9C=882=E6=97=A5=E5=91=A8=E5=9B=9B 10:04=E5=86=99=E9=81=93=EF=BC=9A >On Wed, Oct 01, 2025 at 09:59:13PM +0800, Junjie Cao wrote: >> From: Jun Nie >> >> Some panels support multiple slice to be sent in a single DSC packet. An= d >> this feature is a must for specific panels, such as JDI LPM026M648C. Add= a >> dsc_slice_per_pkt member into struct mipi_dsi_device and support the >> feature in msm mdss driver. >> >> Co-developed-by: Jonathan Marek >> Signed-off-by: Jonathan Marek >> Signed-off-by: Jun Nie >> Signed-off-by: Junjie Cao >> --- >> drivers/gpu/drm/msm/dsi/dsi_host.c | 25 ++++++++++--------------- >> include/drm/drm_mipi_dsi.h | 2 ++ >> 2 files changed, 12 insertions(+), 15 deletions(-) > >Please extract the generic part, so that it can be merged through a >generic tree. > Sorry, I don't get it. The generic part, generic tree? Do you mean the drm tree? `slice_per_pkt >=3D 2` is seen on the panels of these tablets that are equipped with qcom chips. I don't know if these panels are used on other platforms, and if it is necessary to do it in drm. >-- >With best wishes >Dmitry Regards, Junjie