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[158.174.22.210]) by smtp.gmail.com with ESMTPSA id a21sm18744931lfg.44.2019.12.30.06.44.15 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 30 Dec 2019 06:44:16 -0800 (PST) From: Ulf Hansson To: Sudeep Holla , Lorenzo Pieralisi , Rob Herring , linux-pm@vger.kernel.org Subject: [PATCH v5 05/15] cpuidle: dt: Support hierarchical CPU idle states Date: Mon, 30 Dec 2019 15:43:52 +0100 Message-Id: <20191230144402.30195-6-ulf.hansson@linaro.org> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20191230144402.30195-1-ulf.hansson@linaro.org> References: <20191230144402.30195-1-ulf.hansson@linaro.org> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20191230_064419_697989_5BD766C6 X-CRM114-Status: GOOD ( 13.12 ) 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: Mark Rutland , Ulf Hansson , Kevin Hilman , Stephen Boyd , linux-arm-msm@vger.kernel.org, Daniel Lezcano , "Rafael J . Wysocki" , Lina Iyer , Bjorn Andersson , Andy Gross , Lina Iyer , linux-arm-kernel@lists.infradead.org MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org From: Lina Iyer Currently CPU's idle states are represented using the flattened model. Let's add support for the hierarchical layout, via converting to use of_get_cpu_state_node(). Suggested-by: Sudeep Holla Signed-off-by: Lina Iyer Reviewed-by: Daniel Lezcano Co-developed-by: Ulf Hansson Signed-off-by: Ulf Hansson Reviewed-by: Sudeep Holla --- Changes in v5: - None. --- drivers/cpuidle/dt_idle_states.c | 5 ++--- 1 file changed, 2 insertions(+), 3 deletions(-) diff --git a/drivers/cpuidle/dt_idle_states.c b/drivers/cpuidle/dt_idle_states.c index d06d21a9525d..252f2a9686a6 100644 --- a/drivers/cpuidle/dt_idle_states.c +++ b/drivers/cpuidle/dt_idle_states.c @@ -111,8 +111,7 @@ static bool idle_state_valid(struct device_node *state_node, unsigned int idx, for (cpu = cpumask_next(cpumask_first(cpumask), cpumask); cpu < nr_cpu_ids; cpu = cpumask_next(cpu, cpumask)) { cpu_node = of_cpu_device_node_get(cpu); - curr_state_node = of_parse_phandle(cpu_node, "cpu-idle-states", - idx); + curr_state_node = of_get_cpu_state_node(cpu_node, idx); if (state_node != curr_state_node) valid = false; @@ -170,7 +169,7 @@ int dt_init_idle_driver(struct cpuidle_driver *drv, cpu_node = of_cpu_device_node_get(cpumask_first(cpumask)); for (i = 0; ; i++) { - state_node = of_parse_phandle(cpu_node, "cpu-idle-states", i); + state_node = of_get_cpu_state_node(cpu_node, i); if (!state_node) break; -- 2.17.1 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel