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Fri, 20 Nov 2020 09:42:09 +0000 From: Marc Zyngier To: Neil Armstrong , Kevin Hilman Subject: [PATCH 0/2] More meson HDMI fixes Date: Fri, 20 Nov 2020 09:42:03 +0000 Message-Id: <20201120094205.525228-1-maz@kernel.org> X-Mailer: git-send-email 2.28.0 MIME-Version: 1.0 X-SA-Exim-Connect-IP: 62.31.163.78 X-SA-Exim-Rcpt-To: narmstrong@baylibre.com, khilman@baylibre.com, jbrunet@baylibre.com, martin.blumenstingl@googlemail.com, guillaume.tucker@collabora.com, kernel-team@android.com, dri-devel@lists.freedesktop.org, linux-amlogic@lists.infradead.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org X-SA-Exim-Mail-From: maz@kernel.org X-SA-Exim-Scanned: No (on disco-boy.misterjones.org); SAEximRunCond expanded to false X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20201120_044212_880752_2DC0803E X-CRM114-Status: GOOD ( 12.95 ) X-BeenThere: linux-amlogic@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Martin Blumenstingl , Guillaume Tucker , linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, linux-amlogic@lists.infradead.org, kernel-team@android.com, linux-arm-kernel@lists.infradead.org, Jerome Brunet Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-amlogic" Errors-To: linux-amlogic-bounces+linux-amlogic=archiver.kernel.org@lists.infradead.org Guillaume reported that my earlier fixes for the meson HDMI driver broke another set of machines which are now exploding (clock not enabled). I have thus reconsidered the approach and came up with an alternative fix (enable a missing clock), which Guillaume confirmed to be working. Jerome pointed out that this driver is leaking clock references like a sieve, so that needed addressing too. The first patch start by fixing the clock leakage using a devm facility. The second patch addresses the earlier crash by reusing the infrastructure put together in the first patch. Tested on VIM3l. Marc Zyngier (2): drm/meson: dw-hdmi: Disable clocks on driver teardown drm/meson: dw-hdmi: Enable the iahb clock early enough drivers/gpu/drm/meson/meson_dw_hdmi.c | 51 ++++++++++++++++++--------- 1 file changed, 35 insertions(+), 16 deletions(-) -- 2.28.0 _______________________________________________ linux-amlogic mailing list linux-amlogic@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-amlogic 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=-12.0 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE, SPF_PASS,URIBL_BLOCKED,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 26127C6379D for ; Fri, 20 Nov 2020 09:43:35 +0000 (UTC) Received: from merlin.infradead.org (merlin.infradead.org [205.233.59.134]) (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 A1DDF22227 for ; 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a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1605865331; bh=07pOOQlCf1AGEDTz1zs87GUSSMbKSFGMWO3JJGzRHPA=; h=From:To:Cc:Subject:Date:From; b=YlefRCN3zf5t5Fs8vJbnE671oSCmica0pA8MVDzFZFPRILhxbSFH0SEBTxkqGTlrS 0Lb1thKVxN+O94OfspWVuT71QXDyXMwUvqIASQ3bafn0VjyUEQqs5S1fTOdv1f6vUG HJO5ZsKSNG5ECQB+1SgpA0GMTUByLQ9+ttnHiwmE= Received: from 78.163-31-62.static.virginmediabusiness.co.uk ([62.31.163.78] helo=why.lan) by disco-boy.misterjones.org with esmtpsa (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.94) (envelope-from ) id 1kg2vh-00CDFB-6P; Fri, 20 Nov 2020 09:42:09 +0000 From: Marc Zyngier To: Neil Armstrong , Kevin Hilman Subject: [PATCH 0/2] More meson HDMI fixes Date: Fri, 20 Nov 2020 09:42:03 +0000 Message-Id: <20201120094205.525228-1-maz@kernel.org> X-Mailer: git-send-email 2.28.0 MIME-Version: 1.0 X-SA-Exim-Connect-IP: 62.31.163.78 X-SA-Exim-Rcpt-To: narmstrong@baylibre.com, khilman@baylibre.com, jbrunet@baylibre.com, martin.blumenstingl@googlemail.com, guillaume.tucker@collabora.com, kernel-team@android.com, dri-devel@lists.freedesktop.org, linux-amlogic@lists.infradead.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org X-SA-Exim-Mail-From: maz@kernel.org X-SA-Exim-Scanned: No (on disco-boy.misterjones.org); SAEximRunCond expanded to false X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20201120_044212_880752_2DC0803E X-CRM114-Status: GOOD ( 12.95 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Martin Blumenstingl , Guillaume Tucker , linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, linux-amlogic@lists.infradead.org, kernel-team@android.com, linux-arm-kernel@lists.infradead.org, Jerome Brunet Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Guillaume reported that my earlier fixes for the meson HDMI driver broke another set of machines which are now exploding (clock not enabled). I have thus reconsidered the approach and came up with an alternative fix (enable a missing clock), which Guillaume confirmed to be working. Jerome pointed out that this driver is leaking clock references like a sieve, so that needed addressing too. The first patch start by fixing the clock leakage using a devm facility. The second patch addresses the earlier crash by reusing the infrastructure put together in the first patch. Tested on VIM3l. Marc Zyngier (2): drm/meson: dw-hdmi: Disable clocks on driver teardown drm/meson: dw-hdmi: Enable the iahb clock early enough drivers/gpu/drm/meson/meson_dw_hdmi.c | 51 ++++++++++++++++++--------- 1 file changed, 35 insertions(+), 16 deletions(-) -- 2.28.0 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel 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=-11.8 required=3.0 tests=BAYES_00,DKIM_INVALID, DKIM_SIGNED,INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, URIBL_BLOCKED,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 CC323C63777 for ; Fri, 20 Nov 2020 09:42:17 +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 60E04223B0 for ; Fri, 20 Nov 2020 09:42:17 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (1024-bit key) header.d=kernel.org header.i=@kernel.org header.b="YlefRCN3" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 60E04223B0 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=kernel.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 DCB8A6E895; Fri, 20 Nov 2020 09:42:13 +0000 (UTC) Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by gabe.freedesktop.org (Postfix) with ESMTPS id B62C56E898 for ; Fri, 20 Nov 2020 09:42:11 +0000 (UTC) Received: from disco-boy.misterjones.org (disco-boy.misterjones.org [51.254.78.96]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 3A3AE223B0; Fri, 20 Nov 2020 09:42:11 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1605865331; bh=07pOOQlCf1AGEDTz1zs87GUSSMbKSFGMWO3JJGzRHPA=; h=From:To:Cc:Subject:Date:From; b=YlefRCN3zf5t5Fs8vJbnE671oSCmica0pA8MVDzFZFPRILhxbSFH0SEBTxkqGTlrS 0Lb1thKVxN+O94OfspWVuT71QXDyXMwUvqIASQ3bafn0VjyUEQqs5S1fTOdv1f6vUG HJO5ZsKSNG5ECQB+1SgpA0GMTUByLQ9+ttnHiwmE= Received: from 78.163-31-62.static.virginmediabusiness.co.uk ([62.31.163.78] helo=why.lan) by disco-boy.misterjones.org with esmtpsa (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.94) (envelope-from ) id 1kg2vh-00CDFB-6P; Fri, 20 Nov 2020 09:42:09 +0000 From: Marc Zyngier To: Neil Armstrong , Kevin Hilman Subject: [PATCH 0/2] More meson HDMI fixes Date: Fri, 20 Nov 2020 09:42:03 +0000 Message-Id: <20201120094205.525228-1-maz@kernel.org> X-Mailer: git-send-email 2.28.0 MIME-Version: 1.0 X-SA-Exim-Connect-IP: 62.31.163.78 X-SA-Exim-Rcpt-To: narmstrong@baylibre.com, khilman@baylibre.com, jbrunet@baylibre.com, martin.blumenstingl@googlemail.com, guillaume.tucker@collabora.com, kernel-team@android.com, dri-devel@lists.freedesktop.org, linux-amlogic@lists.infradead.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org X-SA-Exim-Mail-From: maz@kernel.org X-SA-Exim-Scanned: No (on disco-boy.misterjones.org); SAEximRunCond expanded to false 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: Martin Blumenstingl , Guillaume Tucker , linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, linux-amlogic@lists.infradead.org, kernel-team@android.com, linux-arm-kernel@lists.infradead.org, Jerome Brunet Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" Guillaume reported that my earlier fixes for the meson HDMI driver broke another set of machines which are now exploding (clock not enabled). I have thus reconsidered the approach and came up with an alternative fix (enable a missing clock), which Guillaume confirmed to be working. Jerome pointed out that this driver is leaking clock references like a sieve, so that needed addressing too. The first patch start by fixing the clock leakage using a devm facility. The second patch addresses the earlier crash by reusing the infrastructure put together in the first patch. Tested on VIM3l. Marc Zyngier (2): drm/meson: dw-hdmi: Disable clocks on driver teardown drm/meson: dw-hdmi: Enable the iahb clock early enough drivers/gpu/drm/meson/meson_dw_hdmi.c | 51 ++++++++++++++++++--------- 1 file changed, 35 insertions(+), 16 deletions(-) -- 2.28.0 _______________________________________________ dri-devel mailing list dri-devel@lists.freedesktop.org https://lists.freedesktop.org/mailman/listinfo/dri-devel 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=-14.0 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,INCLUDES_PATCH,MAILING_LIST_MULTI, SPF_HELO_NONE,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 B3A94C63798 for ; Fri, 20 Nov 2020 09:42:34 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 536B7223B0 for ; Fri, 20 Nov 2020 09:42:34 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=kernel.org header.i=@kernel.org header.b="YlefRCN3" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727721AbgKTJmN (ORCPT ); Fri, 20 Nov 2020 04:42:13 -0500 Received: from mail.kernel.org ([198.145.29.99]:52444 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727160AbgKTJmM (ORCPT ); Fri, 20 Nov 2020 04:42:12 -0500 Received: from disco-boy.misterjones.org (disco-boy.misterjones.org [51.254.78.96]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 3A3AE223B0; Fri, 20 Nov 2020 09:42:11 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1605865331; bh=07pOOQlCf1AGEDTz1zs87GUSSMbKSFGMWO3JJGzRHPA=; h=From:To:Cc:Subject:Date:From; b=YlefRCN3zf5t5Fs8vJbnE671oSCmica0pA8MVDzFZFPRILhxbSFH0SEBTxkqGTlrS 0Lb1thKVxN+O94OfspWVuT71QXDyXMwUvqIASQ3bafn0VjyUEQqs5S1fTOdv1f6vUG HJO5ZsKSNG5ECQB+1SgpA0GMTUByLQ9+ttnHiwmE= Received: from 78.163-31-62.static.virginmediabusiness.co.uk ([62.31.163.78] helo=why.lan) by disco-boy.misterjones.org with esmtpsa (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.94) (envelope-from ) id 1kg2vh-00CDFB-6P; Fri, 20 Nov 2020 09:42:09 +0000 From: Marc Zyngier To: Neil Armstrong , Kevin Hilman Cc: Jerome Brunet , Martin Blumenstingl , Guillaume Tucker , kernel-team@android.com, dri-devel@lists.freedesktop.org, linux-amlogic@lists.infradead.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org Subject: [PATCH 0/2] More meson HDMI fixes Date: Fri, 20 Nov 2020 09:42:03 +0000 Message-Id: <20201120094205.525228-1-maz@kernel.org> X-Mailer: git-send-email 2.28.0 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-SA-Exim-Connect-IP: 62.31.163.78 X-SA-Exim-Rcpt-To: narmstrong@baylibre.com, khilman@baylibre.com, jbrunet@baylibre.com, martin.blumenstingl@googlemail.com, guillaume.tucker@collabora.com, kernel-team@android.com, dri-devel@lists.freedesktop.org, linux-amlogic@lists.infradead.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org X-SA-Exim-Mail-From: maz@kernel.org X-SA-Exim-Scanned: No (on disco-boy.misterjones.org); SAEximRunCond expanded to false Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Guillaume reported that my earlier fixes for the meson HDMI driver broke another set of machines which are now exploding (clock not enabled). I have thus reconsidered the approach and came up with an alternative fix (enable a missing clock), which Guillaume confirmed to be working. Jerome pointed out that this driver is leaking clock references like a sieve, so that needed addressing too. The first patch start by fixing the clock leakage using a devm facility. The second patch addresses the earlier crash by reusing the infrastructure put together in the first patch. Tested on VIM3l. Marc Zyngier (2): drm/meson: dw-hdmi: Disable clocks on driver teardown drm/meson: dw-hdmi: Enable the iahb clock early enough drivers/gpu/drm/meson/meson_dw_hdmi.c | 51 ++++++++++++++++++--------- 1 file changed, 35 insertions(+), 16 deletions(-) -- 2.28.0