From patchwork Fri Dec 15 08:52:43 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Benjamin Gaignard X-Patchwork-Id: 122064 Delivered-To: patch@linaro.org Received: by 10.140.22.227 with SMTP id 90csp192592qgn; Fri, 15 Dec 2017 00:53:12 -0800 (PST) X-Google-Smtp-Source: ACJfBotSyhZPpQntBPIe/UC3+Nd4XTpTVsEVcyRVAH8sAZh/qqNZUljZjg7X5wn07A6m+1tYQ2U3 X-Received: by 10.84.194.163 with SMTP id h32mr12237863pld.335.1513327991958; Fri, 15 Dec 2017 00:53:11 -0800 (PST) ARC-Seal: i=1; a=rsa-sha256; t=1513327991; cv=none; d=google.com; s=arc-20160816; b=NRUn5MDAugEwwu5iJG55HD7HoUs1R+EPh1+hDu4bOyqXNk7UBVZYsH7F42781IJP+o 2qctJJsW6QIjnX00HCO0pinugVrKRfpjormEP4hBS5NVMpkhVxchiKjH6itfXDFuO5dg gExPjPDmKlMl8k1Fwqvf8ROVUCYUZCEuytj4rd84dwCoNfdt0jeypoO0LAHKhK/O2rwP qcQWWkJc0KTK7OuO59Hnpi1ytBd0ifoMypXDqaUf6H5drXBejPOnYA7fqbN9TPwS61Gb t4c2vC5DH2az+lpe2/X3P34ZRbbt/pU2tyEhGIoYa25bG71EXlgAtw7o532R+K3JwsrS SPgA== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:message-id:date:subject:cc:to:from :dkim-signature:arc-authentication-results; bh=sSg+bVnOIeli/ts83g6wuXLv7iDEVLUi8BDMhri1f5M=; b=X0NcsTzmAl0z9fgeDl3iXqYjAiIFjdH4W2uqgZe2j0EFweJ/Sjfx9dP5mhTBrS5nVO XAyvL9Z5IKiSugxCkvcDVzqTQz0HHpAHwLtGUOO9Ja9h6ijIKAwxfiQ4SGalsAP3pre6 assKYfxzm5J+wli2UH4+5Ug/NpYqrPvIIMXwtp3yNi0GLedpf6WI7MUR0ghulmIXg2oD zYFj1S2kwnlEpn1YXBNQ2zXDhLDC3k1RO1hdD8bdv8hU/MJQ6KaDm5VzL+JCjEcY7ZPW 5mhWDDSRbM8vxgC0Dk5XuIyGiWWDuOo4UbWql21wkjaDRRS20imCIVWfhbSG+xyXRhw1 yhbQ== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@linaro.org header.s=google header.b=VgWFIng2; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=linaro.org Return-Path: Received: from vger.kernel.org (vger.kernel.org. [209.132.180.67]) by mx.google.com with ESMTP id f11si4822525plm.77.2017.12.15.00.53.11; Fri, 15 Dec 2017 00:53:11 -0800 (PST) Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; dkim=pass header.i=@linaro.org header.s=google header.b=VgWFIng2; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=linaro.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754746AbdLOIxJ (ORCPT + 20 others); Fri, 15 Dec 2017 03:53:09 -0500 Received: from mail-wm0-f65.google.com ([74.125.82.65]:36448 "EHLO mail-wm0-f65.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753622AbdLOIxF (ORCPT ); Fri, 15 Dec 2017 03:53:05 -0500 Received: by mail-wm0-f65.google.com with SMTP id b76so16166901wmg.1 for ; Fri, 15 Dec 2017 00:53:05 -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=sSg+bVnOIeli/ts83g6wuXLv7iDEVLUi8BDMhri1f5M=; b=VgWFIng2RwSF09eyM0Ji4h3kVNRY3suGnobAZGeYf2mVtzdZk5R999+rJ9lJljBAdT NeosI/wOFdMKYuDqpVTTMgBTj0M8tr4MucHGt9O2QsaorBnfSNjGswTGeJUeKM4hLL/P J/0tR8u6PI+bdAlbv63XaXnmfs4doWE4koaJI= 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=sSg+bVnOIeli/ts83g6wuXLv7iDEVLUi8BDMhri1f5M=; b=AiuYy35b/SdKL9+sjtEGnlJ8OpRc9AgbdFLYVAGf3DkruhrBVtOmD6rRG9erp5PSMD p/jnoQO/WcjbXiLVyNFY95afb+emQ4KiMDgFmCsY73iRrWhCvLXeNDeZD69kxSdljE9I r3qGcxeNJeoLo3j4zSJ4VDM45l7woLdPEIuQPPnrlDEPzPHXWDGbIlR2wuChDgWtfqQn faR9KlOPuJi7oh3SuJaDmqWUxVoTpLb9S2JKDy99kfBetUkZIKsR2OlHG2TnkjeppdTW gw1MpiEavRy+1BWJNLyFhyj5CjYvM7xdsrVRW+SKAs3WX+Ed9ZCur0QRUnS8F1jHk31Y Dl+g== X-Gm-Message-State: AKGB3mJg60jaDM3VTgMCK/MWZ7ScdnbM5tsPFPnVN821oEnHWXrghDEd PVPvN5xtHGWZUOSGhRiuonOxCw== X-Received: by 10.28.183.132 with SMTP id h126mr4865956wmf.76.1513327984488; Fri, 15 Dec 2017 00:53:04 -0800 (PST) Received: from lmecxl0911.lme.st.com ([80.215.40.214]) by smtp.gmail.com with ESMTPSA id r14sm3211803wra.71.2017.12.15.00.53.01 (version=TLS1_2 cipher=ECDHE-RSA-AES128-SHA bits=128/128); Fri, 15 Dec 2017 00:53:03 -0800 (PST) From: Benjamin Gaignard X-Google-Original-From: Benjamin Gaignard To: mark.rutland@arm.com, linux@armlinux.org.uk, mcoquelin.stm32@gmail.com, alexandre.torgue@st.com, daniel.lezcano@linaro.org, tglx@linutronix.de Cc: linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, Benjamin Gaignard Subject: [PATCH 0/4] stm32 clocksource driver rework Date: Fri, 15 Dec 2017 09:52:43 +0100 Message-Id: <20171215085247.14946-1-benjamin.gaignard@st.com> X-Mailer: git-send-email 2.15.0 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org version 10: - do not remove 16 bits timer support - use prescaler to get a 10KHz clock version 9: - rebased on timer/master where timer_of_cleanup() exist - fix the comments done by Daniel on v8 - reword commits message to be more explicit about 16 bits counter issue - add one patch about copyrights and licences version 8: - rebased on timers/core - change timer_of_exit() name to timer_of_cleanup() - update stm32 clocksource driver to use this function version 7: - reword "clocksource: stm32: only use 32 bits timers" commit message to give more details about why 16 bits are problematics. version 6: - add dedicated patch min delta change - rework commit messages, I hope it will be better now - change new function name from timer_of_deinit to timer_of_exit - make stm32_clock_event_set_next_event() safer like done in other drivers version 6: - add timer_of_deinit function in core - rework failure cases in probe function version 5: - rebase on top of timer/core branch - rework commit message of the first patch version 4: - split patch in 3 parts - convert code to timer_of - only use 32 bits timers - add clocksource support version 3: - fix comments done by Daniel - use timer_of helper functions version 2: - fix uninitialized variable Benjamin Gaignard (4): clocksource: stm32: convert driver to timer_of clocksource: stm32: use prescaler to adjust the resolution clocksource: stm32: add clocksource support clocksource: stm32: Update license and copyright drivers/clocksource/Kconfig | 1 + drivers/clocksource/timer-stm32.c | 258 +++++++++++++++++++++----------------- 2 files changed, 146 insertions(+), 113 deletions(-) -- 2.15.0