From patchwork Fri Mar 2 09:14:26 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Linus Walleij X-Patchwork-Id: 130495 Delivered-To: patch@linaro.org Received: by 10.46.66.2 with SMTP id p2csp1052654lja; Fri, 2 Mar 2018 01:14:34 -0800 (PST) X-Google-Smtp-Source: AG47ELtPIXOQwbVbkR+/iyu+s7Xpm8aZenOrbtuMlMXcarNnPlkT/ZX3TqCBkKGv+2+BKttoOh0o X-Received: by 10.98.163.67 with SMTP id s64mr5025246pfe.67.1519982074228; Fri, 02 Mar 2018 01:14:34 -0800 (PST) ARC-Seal: i=1; a=rsa-sha256; t=1519982074; cv=none; d=google.com; s=arc-20160816; b=JKixu6iQQYICKa5w9CRduhi0i4oBL1BiIPYO/kKeNEmAC3xBCaN37yvppV1W/9PaHy RPbXcqbfBVDZiriD7OhBCpOAtVaIHOzFvGBHYMa26JdWAeWgq1aUrWS9mMmCJ8KysxoV XWpAb9NJCGoHYOypFHLiUTR4iLamFVD2nuqe7fpjNbWN2jeVp++nc6FelkytOGB3zyh5 cCAYXEQXj2EHtraZF8uR4emCGEOgKX3RYQOQmvSCAFsFVqda/cBiNTf+LC+vtFiympHv sif2t+Ql1ooCg7wFMTcOOLJeHb+7EtNQS8l9ApEZUh8wtrJTouUomy9wqIZY1rQYwNxg fYrw== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=sender:errors-to:content-transfer-encoding:mime-version:cc :list-subscribe:list-help:list-post:list-archive:list-unsubscribe :list-id:precedence:message-id:date:subject:to:from:dkim-signature :delivered-to:arc-authentication-results; bh=JzyVpM7yAC+hxGYJNdXyt0Mf+yz/xI0t7f2Evc5uZEU=; b=GAB194jSShct/HnqW2eeDyldFrq5do+uAAFlzZOstsUP8PdyIKArdy0kMpYVH+diCj //3/7cZ0DoG1vsDvVtjMFXRl/byY730m6PavfDSv+0wZn2rMC0PdphaieHWOEtE+B3GD 7KesXgCneHFW5PV9em6icf05qSCn0z8cCe7Sl1KH6U2PZ4REcvpMFrCwua2nLA255Cu1 +K3Cz6wwBZgQgSP7wOGAXA5dWZ8zy8A0omhuF6jRMz9av4JJe+XlzH5OKC+pN9xJBMhs WXF9SK0T+uFZlrMDU3ef/h4Y5B6clR0xHSlxTTDaw+7EEV8QGSTfl/6yHhBoZITZLXVI 8Mew== ARC-Authentication-Results: i=1; mx.google.com; dkim=neutral (body hash did not verify) header.i=@linaro.org header.s=google header.b=Gzqjhs5P; spf=pass (google.com: best guess record for domain of dri-devel-bounces@lists.freedesktop.org designates 131.252.210.177 as permitted sender) smtp.mailfrom=dri-devel-bounces@lists.freedesktop.org; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=linaro.org Return-Path: Received: from gabe.freedesktop.org (gabe.freedesktop.org. [131.252.210.177]) by mx.google.com with ESMTPS id 1-v6si4546796plb.601.2018.03.02.01.14.33 (version=TLS1_2 cipher=ECDHE-RSA-CHACHA20-POLY1305 bits=256/256); Fri, 02 Mar 2018 01:14:34 -0800 (PST) Received-SPF: pass (google.com: best guess record for domain of dri-devel-bounces@lists.freedesktop.org designates 131.252.210.177 as permitted sender) client-ip=131.252.210.177; Authentication-Results: mx.google.com; dkim=neutral (body hash did not verify) header.i=@linaro.org header.s=google header.b=Gzqjhs5P; spf=pass (google.com: best guess record for domain of dri-devel-bounces@lists.freedesktop.org designates 131.252.210.177 as permitted sender) smtp.mailfrom=dri-devel-bounces@lists.freedesktop.org; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=linaro.org Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 040D26EE4D; Fri, 2 Mar 2018 09:14:33 +0000 (UTC) X-Original-To: dri-devel@lists.freedesktop.org Delivered-To: dri-devel@lists.freedesktop.org Received: from mail-lf0-x244.google.com (mail-lf0-x244.google.com [IPv6:2a00:1450:4010:c07::244]) by gabe.freedesktop.org (Postfix) with ESMTPS id 26C606EE4F for ; Fri, 2 Mar 2018 09:14:31 +0000 (UTC) Received: by mail-lf0-x244.google.com with SMTP id t204so12319701lff.9 for ; Fri, 02 Mar 2018 01:14:31 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=from:to:cc:subject:date:message-id; bh=R54W4ydOjJBaSgpt6I+1AeC/1zrhKAGnH101VwcVU2k=; b=Gzqjhs5PzZc/CZlTZYhuXlhXijw9u90eO/tE3stL4Lq4/xQvOHX4iyuuhJzo5jwmtx bhrHRUfKDjecDjQj7oHbbGAcMtaPNx6q2d3jKv7L0SKRN6CxTEXG6DyTHPiU428E5sJ4 GQ+qGz3e8/wSaB2M6vrg9RA1rg5l3MXWQRoDY= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id; bh=R54W4ydOjJBaSgpt6I+1AeC/1zrhKAGnH101VwcVU2k=; b=jkwyGOT/Ef5kWy3S+tyqE25+yldyY6TjpGCCNUFVbDf6Z2eidQB7c4LbBt+GIKAPWb 5xFiTRDr2X05eJlKwAtxfq9mu8r98kBphRo7Tov1+y+kH95kXF7mM/GGRloUQsDvU/cW Y9y9YYFH3IckStkf/72CuzmTHugFRbCG8kNJ8l/3O8CsC+AiDKPhPFkHwaRJBys2YXmE O1P2QBLcEAuU4p6yAZeDMMRNyGl9RYbDFhLT8cREbaWau16m53dk9dHyK6UbX3kvC/BC zKJvzbDyM/vuaAqRaXBP5vOg3p6RyMM0AQZu3InYHLdrVz8MZ6JisrFDvNhreOZX+ZOS B/bw== X-Gm-Message-State: APf1xPBF4KydqYSejHPmD71FHK1pCUWuWQ7TI4AGCCgACc4LNHrX3JRx 0aG6tkDDnMvHVQ3DfbirW8PGSQ== X-Received: by 10.46.22.9 with SMTP id w9mr3289343ljd.91.1519982070364; Fri, 02 Mar 2018 01:14:30 -0800 (PST) Received: from genomnajs.ideon.se ([85.235.10.227]) by smtp.gmail.com with ESMTPSA id f7sm1247225lfb.42.2018.03.02.01.14.29 (version=TLS1_2 cipher=ECDHE-RSA-CHACHA20-POLY1305 bits=256/256); Fri, 02 Mar 2018 01:14:29 -0800 (PST) From: Linus Walleij To: Archit Taneja , Andrzej Hajda , Laurent Pinchart Subject: [PATCH v3] bridge: Elaborate a bit on dumb VGA bridges in Kconfig Date: Fri, 2 Mar 2018 10:14:26 +0100 Message-Id: <20180302091426.8463-1-linus.walleij@linaro.org> X-Mailer: git-send-email 2.14.3 X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: linux-arm-kernel@lists.infradead.org, dri-devel@lists.freedesktop.org MIME-Version: 1.0 Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" It's better if we explain a bit that this pertains to non-programmable VGA DAC bridges. Reviewed-by: Laurent Pinchart Signed-off-by: Linus Walleij --- ChangeLog v2->v3: - Fix wording and commit message. - Collect Laurent's review tag. ChangeLog v1->v2: - Write that these bridges are non-programmable rather than discrete, as that reflects the name of the bridge being "dumb". Discrete is wrong as it has a specific electronic meaning, as in "non-integrated" and this is integrated. --- drivers/gpu/drm/bridge/Kconfig | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/drivers/gpu/drm/bridge/Kconfig b/drivers/gpu/drm/bridge/Kconfig index 3b99d5a06c16..3aa65bdecb0e 100644 --- a/drivers/gpu/drm/bridge/Kconfig +++ b/drivers/gpu/drm/bridge/Kconfig @@ -30,7 +30,8 @@ config DRM_DUMB_VGA_DAC depends on OF select DRM_KMS_HELPER help - Support for RGB to VGA DAC based bridges + Support for non-programmable RGB to VGA DAC bridges, such as ADI + ADV7123, TI THS8134 and THS8135 or passive resistor ladder DACs. config DRM_LVDS_ENCODER tristate "Transparent parallel to LVDS encoder support"