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[46.138.17.53]) by smtp.gmail.com with ESMTPSA id c10sm1229062lfv.10.2021.07.18.14.28.04 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sun, 18 Jul 2021 14:28:05 -0700 (PDT) From: Dmitry Osipenko To: Thierry Reding , Jonathan Hunter , "Rafael J. Wysocki" , Daniel Lezcano Cc: linux-pm@vger.kernel.org, linux-tegra@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH v1 0/2] Fix Tegra PMC driver racing with cpuidle driver Date: Mon, 19 Jul 2021 00:27:04 +0300 Message-Id: <20210718212706.21659-1-digetx@gmail.com> X-Mailer: git-send-email 2.32.0 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org I stumbled upon a problem where tegra-cpuidle driver is probed before Power Management controller driver in a specific kernel configuration, implicitly disabling the deepest CPU idling state. This series fixes that trouble. Dmitry Osipenko (2): soc/tegra: pmc: Prevent racing with cpuilde driver cpuidle: tegra: Check whether PMC is ready arch/arm/mach-tegra/pm.c | 2 +- arch/arm/mach-tegra/pm.h | 6 ------ arch/arm/mach-tegra/tegra.c | 2 -- drivers/cpuidle/cpuidle-tegra.c | 3 +++ drivers/soc/tegra/pmc.c | 14 +++++++++++++- include/soc/tegra/pm.h | 6 ++++++ 6 files changed, 23 insertions(+), 10 deletions(-) -- 2.32.0