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=-2.8 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_PASS,USER_AGENT_GIT autolearn=ham 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) with ESMTP id C6C14ECDE46 for ; Wed, 24 Oct 2018 18:43:22 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 9A14620833 for ; Wed, 24 Oct 2018 18:43:22 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 9A14620833 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=anholt.net Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727465AbeJYDMa (ORCPT ); Wed, 24 Oct 2018 23:12:30 -0400 Received: from anholt.net ([50.246.234.109]:53134 "EHLO anholt.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726633AbeJYDMa (ORCPT ); Wed, 24 Oct 2018 23:12:30 -0400 Received: from localhost (localhost [127.0.0.1]) by anholt.net (Postfix) with ESMTP id 8652710A1314; Wed, 24 Oct 2018 11:43:19 -0700 (PDT) X-Virus-Scanned: Debian amavisd-new at anholt.net Received: from anholt.net ([127.0.0.1]) by localhost (kingsolver.anholt.net [127.0.0.1]) (amavisd-new, port 10024) with LMTP id X2d8OUir6d31; Wed, 24 Oct 2018 11:43:18 -0700 (PDT) Received: from eliezer.anholt.net (localhost [127.0.0.1]) by anholt.net (Postfix) with ESMTP id EE10510A12D8; Wed, 24 Oct 2018 11:43:14 -0700 (PDT) Received: by eliezer.anholt.net (Postfix, from userid 1000) id 710332FE1BF0; Wed, 24 Oct 2018 11:43:13 -0700 (PDT) From: Eric Anholt To: dri-devel@lists.freedesktop.org, =?UTF-8?q?Noralf=20Tr=C3=B8nnes?= , Rob Herring , Mark Rutland , devicetree@vger.kernel.org Cc: linux-kernel@vger.kernel.org, Heiner Kallweit , Eric Anholt Subject: [PATCH 0/3] drm: tinydrm driver for adafruit PiTFT 3.5" touchscreen Date: Wed, 24 Oct 2018 11:43:10 -0700 Message-Id: <20181024184313.2967-1-eric@anholt.net> X-Mailer: git-send-email 2.19.1 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org I was going to start working on making the vc4 driver work with tinydrm panels, but it turned out tinydrm didn't have the panel I had previously bought. So, last night I ported the fbtft staging driver over to DRM. It seems to work (with DT at https://github.com/anholt/linux/commits/drm-misc-next-hx8357d) -- fbdev works great including rotated, and so does modetest. However, when X11 comes up at 16bpp, I get: https://photos.app.goo.gl/8tuhzPFFoDGamEfk8 If I have tinydrm set a preferred bpp of 24, X looks great. Noralf, any ideas? Eric Anholt (3): dt-bindings: new binding for Himax HX8357D display panels drm: Add an hx8367d tinydrm driver. drm/tinydrm: Fix setting of the column/page end addresses. .../bindings/display/himax,hx8357d.txt | 25 ++ drivers/gpu/drm/tinydrm/Kconfig | 11 + drivers/gpu/drm/tinydrm/Makefile | 1 + drivers/gpu/drm/tinydrm/hx8357d.c | 262 ++++++++++++++++++ drivers/gpu/drm/tinydrm/hx8357d.h | 71 +++++ drivers/gpu/drm/tinydrm/mipi-dbi.c | 4 +- 6 files changed, 372 insertions(+), 2 deletions(-) create mode 100644 Documentation/devicetree/bindings/display/himax,hx8357d.txt create mode 100644 drivers/gpu/drm/tinydrm/hx8357d.c create mode 100644 drivers/gpu/drm/tinydrm/hx8357d.h -- 2.19.1