From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-pg1-f178.google.com (mail-pg1-f178.google.com [209.85.215.178]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 671763E6399 for ; Tue, 19 May 2026 08:44:55 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.215.178 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1779180296; cv=none; b=goj88eyESR9nlOWv2jsGcS/BNNarlB9utWeh8bKHP0bwb38pS8qQbBZ0jXW5/9UBe9vUPgiSU8UB9wP91rzUCkGErbM9tYvxJEX+h8gQhy7XR+gQkcXIneeBjNtExsORC3Y2m9hOUX/fkYjyE0FyhkU4A8yBD9Eu+4lbjuTWXwI= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1779180296; c=relaxed/simple; bh=uowJO01cNG3wo8CJLveZ9KUMF6CjpxDDZdDZxhbcjXI=; h=From:To:Cc:Subject:Date:Message-Id:In-Reply-To:References: MIME-Version; b=BslUicIWXGgVGOBI5laE5EtXwTVkeiw1qWdFJY704xAuWo9p2xWgzpHsjbOg3D3QfY5L01ONFiSEPcQwjlcaK0XNF/TvcAjcJ6DH1HhDyomd4cSKqaTCk8rpZgQuE+V1CJ3a0g8daHgWPHj5gVSmH7G4Rv+6KyV6DRw6FhsJw+I= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=gmail.com; spf=pass smtp.mailfrom=gmail.com; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b=eqXdmbno; arc=none smtp.client-ip=209.85.215.178 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=gmail.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=gmail.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="eqXdmbno" Received: by mail-pg1-f178.google.com with SMTP id 41be03b00d2f7-c822652f82aso2800068a12.3 for ; Tue, 19 May 2026 01:44:55 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20251104; t=1779180295; x=1779785095; darn=vger.kernel.org; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=uowJO01cNG3wo8CJLveZ9KUMF6CjpxDDZdDZxhbcjXI=; b=eqXdmbnoGVtXuS67HdKKkxC7S54apf0PJpOd0pKZwhpMRZV8xpyGa/O1jaNMyCDpfw 7zrS+c5fA7+D79nxIURrCEJDY4OgAQnNy2JeuXig8WBmTIoTLiZLdtQC12tYPg7ZShrl H2J+L5eBHVakxxz86Yjohhhf2AUKlwnod9kAHjWxazSfUbqGLN6Ryx1HwdH84Cui1CIF YnG3iDiE6d9Zy2+LU2R46NO+2QcVPd/KJ1FaEOAs2NRfguVAgjhmRZhePTxVIMDY9f8R NFE1TpJqMyRqjgdy3oeEtrRfHF1YK3/vCFQcypAXNftf2g3yE/mmePaX/t7iZm6+EWnX +HEw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20251104; t=1779180295; x=1779785095; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-gg:x-gm-message-state:from :to:cc:subject:date:message-id:reply-to; bh=uowJO01cNG3wo8CJLveZ9KUMF6CjpxDDZdDZxhbcjXI=; b=cvNUE+TukptQkmYx70eN7aR65JjWCR7hQzCXsOAGAmW1T5GHhuadp18kQeaw51Mg7a NC3v4ixcLrryjs7XTuy74OrVsB+XWULS3cd0b3E413Zbhqou/3NIFzoh0k5PGzwIwNMG p69EcYXsqA2oNSan/cYu0oEDVZvh0au7IApr8G1waJSXIqtmOYax9Od7H4ddCM4kA0X4 hSCJbKNmjNn7nPCXlHDRBV+55yXmaYevfIcMH1Bpnww9XINERSB0UzDjRnxZtIRLOpI+ QXfKToVeWnshTaz/3O0N27e+x1QWheudGhv/dL/wppvS4U67V1pZqqQuOS2a+jA+Cd68 6Y3w== X-Forwarded-Encrypted: i=1; AFNElJ89D8ze57WXw61Ocrp0i3tZRXP8Wll6n4C318IummuAjtkc/rUy4A1ALFJg7idryylKbTk5ExSXNzhHj+o=@vger.kernel.org X-Gm-Message-State: AOJu0Yyh1Y/Yyvmw/WJ6tN2rtsdakE96l7o+upIFVtgTT6YoKuIB+VRV 85rTBt+9sah7LwHqd0EVLttYjhooOFkmnb6AUs3hbJ71pHDeBE6CGs3j//cCzfPm X-Gm-Gg: Acq92OG1rL45/v5CaGK6ejC56UT6wD1TtvsuA91pFXGgZ7XOKc03ZIt5ss4gP5iwLmA bsF5BfeJyYUxHGPjJ+A5UlATmAWzkSymvT2CXtdZu8ieWO9uppHNARAWgjdwtMjs03KMLtTshG3 JdDc3/CGYEAX77eAF1Gj+ajHzsj2IpfGWOx39+pQu1uA4Un7B8U4KCQ6KfcsYYL1BJA3jIKDPVC 90U674L3fUnKysD31Wnaf02mCq1E47T7mnehNpXFQ1j01TkYg0IQpIld96+0bOhVDjn8oarBOBL UXmhM7Z8ojvSkL5Xee2STBO353RvaAEGsuveJ7S4I7WBmNiYCaq2pBKNB78NMToQul0uHKxzi0y ZnwVbBfz4ufTgYr9eVlFGJLIRPRtC34UFf7i2CeJsOLM5SgFXYARH5pTn9SsCCLTPJA/wN2BaNS /4znStd/ToBvNLbnXmN3t6XQi5s885RgY4V54/lJ/8pbW4fY1R649E8kU8VBsjbYxpijtQFHGYH gq9EDW3wLtcdM2+Q5Vw1E2zGTVkjaWV8WR7tfoyLTlfiw== X-Received: by 2002:a05:6a21:6f88:b0:3b2:86a4:ab57 with SMTP id adf61e73a8af0-3b286a4ac81mr9916342637.1.1779180294752; Tue, 19 May 2026 01:44:54 -0700 (PDT) Received: from lcwang-Precision-3630-Tower.. (211-23-39-77.hinet-ip.hinet.net. [211.23.39.77]) by smtp.gmail.com with ESMTPSA id 41be03b00d2f7-c82bb08cde6sm15636619a12.13.2026.05.19.01.44.51 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 19 May 2026 01:44:54 -0700 (PDT) From: LiangCheng Wang To: dri-devel@lists.freedesktop.org Cc: zaq14760@gmail.com, airlied@gmail.com, conor+dt@kernel.org, devicetree@vger.kernel.org, krzk+dt@kernel.org, linux-kernel@vger.kernel.org, maarten.lankhorst@linux.intel.com, mripard@kernel.org, onlywig@gmail.com, robh@kernel.org, simona@ffwll.ch, tzimmermann@suse.de Subject: Re: [PATCH 2/2] drm/tiny: add support for PIXPAPER 4.26 monochrome e-ink panel Date: Tue, 19 May 2026 16:44:51 +0800 Message-Id: <20260519084451.2021850-1-zaq14760@gmail.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20260506-bar-v1-2-12195406f4ef@gmail.com> References: <20260506-bar-v1-2-12195406f4ef@gmail.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Hi, Gentle ping on this driver patch. The DT binding patch has already received feedback from Conor, which I will address in v2 by documenting why this panel needs a distinct compatible despite sharing the same DT properties as the existing Pixpaper panel. Any DRM-side feedback on this driver would be appreciated. Thanks, LiangCheng