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=-12.8 required=3.0 tests=BAYES_00,DKIM_INVALID, DKIM_SIGNED,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=unavailable 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 9B4FEC433DF for ; Mon, 20 Jul 2020 13:03:35 +0000 (UTC) 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 mail.kernel.org (Postfix) with ESMTPS id 6D2A222BF3 for ; Mon, 20 Jul 2020 13:03:35 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (2048-bit key) header.d=linaro.org header.i=@linaro.org header.b="ZTVohaT2" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 6D2A222BF3 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=linaro.org Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=dri-devel-bounces@lists.freedesktop.org Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id CE9B389C97; Mon, 20 Jul 2020 13:03:34 +0000 (UTC) Received: from mail-lf1-x141.google.com (mail-lf1-x141.google.com [IPv6:2a00:1450:4864:20::141]) by gabe.freedesktop.org (Postfix) with ESMTPS id 385C589C97 for ; Mon, 20 Jul 2020 13:03:34 +0000 (UTC) Received: by mail-lf1-x141.google.com with SMTP id s9so928333lfs.4 for ; Mon, 20 Jul 2020 06:03:33 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=N6MGGKi5SOfwHH7pi4RObwja9X2cCevDvrsEsCBgToI=; b=ZTVohaT2fvjfYhryx7slp1oZV/r5WMo/N9Hu1tigCPfqa6nrtPlKQbKfNikeze2nG+ OuGZQ44060NuAJX6z7bqe62I+ntbWpVzogq79hqbP2h7df2j9LmZ01sIl44Nt5qGzApl RgDfaUzXpgy5xvVAb96QwIgsGF7HrJxeCboITQbmI+LxrMJeppS2L3BAF6SYZZqz3kPD zU+DxCh0HRprHIbe0HeWefe+lsdquUnSwfZe5jaQPSewG+NspjY8n0JJ0UOGOrCJVBA8 irvj9Ac+DbuEwbtskvVRykmvclbiXPv6I7WL5iqY/X6kvlkRYNODQ8TCe7n2Joey2cCJ 2UgA== 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:mime-version :content-transfer-encoding; bh=N6MGGKi5SOfwHH7pi4RObwja9X2cCevDvrsEsCBgToI=; b=S2FaDg0po8iGttvdPvriPpv1L0VHguvQ/OjB122sic2gqeJAA8p/9irWyB/22zwXYs TeK6ig1LUdoY5W0gbytm7YXnxG8lLI26hYeJPjgVYAeB1w77G2vUe56MdLbAWPgRl6cr sbm3F/L68tmvEOUnHbD/1S4Z8TiXeo/Eu1kheXzrNXXnV2qVvKkV2Ya/ONgNFsLJPGrF cig3UNkwDFq1u/D/2Yg5gLhoDYuNGOHVvFJIfGHilR2HrK5c2wkupkJ1eIXIWxNq39S+ WBsSZIyLkXMhLzNaBEw8yEUET5U027HKLLRHHLjU7vsac7/uzY+5g+mvg3Zs6nxwxs+L Nb/g== X-Gm-Message-State: AOAM533xObWEmQtMDYRgCMfZsG6lf/CTa+cyZVGeIeQHCYkddb8LfE1G eF2DqiYIj/McRESFGcaZyqrxYJt86dU= X-Google-Smtp-Source: ABdhPJx7tBBq36BF09pA2tpsHZBUs4gEpkd/xfwAol/f+pTW/Xty+EObnKbcbxCfKyxUrddoVsgzgw== X-Received: by 2002:a19:203:: with SMTP id 3mr10772976lfc.77.1595250211918; Mon, 20 Jul 2020 06:03:31 -0700 (PDT) Received: from genomnajs.ideon.se ([85.235.10.227]) by smtp.gmail.com with ESMTPSA id i22sm3204790ljb.19.2020.07.20.06.03.29 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 20 Jul 2020 06:03:29 -0700 (PDT) From: Linus Walleij To: dri-devel@lists.freedesktop.org, Maarten Lankhorst , Maxime Ripard , Thomas Zimmermann Subject: [PATCH v2] drm: pl111: Update documentation Date: Mon, 20 Jul 2020 15:03:27 +0200 Message-Id: <20200720130327.92364-1-linus.walleij@linaro.org> X-Mailer: git-send-email 2.26.2 MIME-Version: 1.0 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: , Cc: Russell King Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" Remove notes about migrating from the old driver which is retired as all users are now migrated. Update the text to reflect that we support PL110 and PL111 alike. Drop the bullet on memory bandwidth scaling: this has been implemented. Cc: Russell King Signed-off-by: Linus Walleij --- ChangeLog v1->v2: - Fix up the documentation rst link as well so we don't get build failures in the documentation. --- Documentation/gpu/pl111.rst | 8 ++++---- drivers/gpu/drm/pl111/pl111_drv.c | 20 +++++--------------- 2 files changed, 9 insertions(+), 19 deletions(-) diff --git a/Documentation/gpu/pl111.rst b/Documentation/gpu/pl111.rst index 9b03736d33dd..6d9a1b59a545 100644 --- a/Documentation/gpu/pl111.rst +++ b/Documentation/gpu/pl111.rst @@ -1,6 +1,6 @@ -========================================== - drm/pl111 ARM PrimeCell PL111 CLCD Driver -========================================== +==================================================== + drm/pl111 ARM PrimeCell PL110 and PL111 CLCD Driver +==================================================== .. kernel-doc:: drivers/gpu/drm/pl111/pl111_drv.c - :doc: ARM PrimeCell PL111 CLCD Driver + :doc: ARM PrimeCell PL110 and PL111 CLCD Driver diff --git a/drivers/gpu/drm/pl111/pl111_drv.c b/drivers/gpu/drm/pl111/pl111_drv.c index 96e58fda75d8..46b0d1c4a16c 100644 --- a/drivers/gpu/drm/pl111/pl111_drv.c +++ b/drivers/gpu/drm/pl111/pl111_drv.c @@ -10,18 +10,11 @@ */ /** - * DOC: ARM PrimeCell PL111 CLCD Driver + * DOC: ARM PrimeCell PL110 and PL111 CLCD Driver * - * The PL111 is a simple LCD controller that can support TFT and STN - * displays. This driver exposes a standard KMS interface for them. - * - * This driver uses the same Device Tree binding as the fbdev CLCD - * driver. While the fbdev driver supports panels that may be - * connected to the CLCD internally to the CLCD driver, in DRM the - * panels get split out to drivers/gpu/drm/panels/. This means that, - * in converting from using fbdev to using DRM, you also need to write - * a panel driver (which may be as simple as an entry in - * panel-simple.c). + * The PL110/PL111 is a simple LCD controller that can support TFT + * and STN displays. This driver exposes a standard KMS interface + * for them. * * The driver currently doesn't expose the cursor. The DRM API for * cursors requires support for 64x64 ARGB8888 cursor images, while @@ -29,16 +22,13 @@ * cursors. While one could imagine trying to hack something together * to look at the ARGB8888 and program reasonable in monochrome, we * just don't expose the cursor at all instead, and leave cursor - * support to the X11 software cursor layer. + * support to the application software cursor layer. * * TODO: * * - Fix race between setting plane base address and getting IRQ for * vsync firing the pageflip completion. * - * - Use the "max-memory-bandwidth" DT property to filter the - * supported formats. - * * - Read back hardware state at boot to skip reprogramming the * hardware when doing a no-op modeset. * -- 2.26.2 _______________________________________________ dri-devel mailing list dri-devel@lists.freedesktop.org https://lists.freedesktop.org/mailman/listinfo/dri-devel