From mboxrd@z Thu Jan 1 00:00:00 1970 From: b.zolnierkie@samsung.com (Bartlomiej Zolnierkiewicz) Date: Mon, 27 Jul 2015 18:37:08 +0200 Subject: [PATCH V2 10/11] opp: Add helpers for initializing CPU OPPs In-Reply-To: <8bc35e1fd3ac581f2b96929e331c01d1287aca27.1437972635.git.viresh.kumar@linaro.org> References: <8bc35e1fd3ac581f2b96929e331c01d1287aca27.1437972635.git.viresh.kumar@linaro.org> Message-ID: <2526828.VLyJR8Xy8B@amdc1976> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org Hi, On Monday, July 27, 2015 10:32:40 AM Viresh Kumar wrote: > With "operating-points-v2" its possible to tell which devices share > OPPs. We already have infrastructure to decode that information. > > This patch adds following APIs: > - of_get_cpus_sharing_opps: Returns cpumask of CPUs sharing OPPs (only > valid with v2 bindings). > - of_cpumask_init_opp_table: Initializes OPPs for all CPUs present in > cpumask. > - of_cpumask_free_opp_table: Frees OPPs for all CPUs present in cpumask. > > - set_cpus_sharing_opps: Sets which CPUs share OPPs (only valid with old > OPP bindings, as this information isn't present in DT). > > Signed-off-by: Viresh Kumar Reviewed-by: Bartlomiej Zolnierkiewicz Best regards, -- Bartlomiej Zolnierkiewicz Samsung R&D Institute Poland Samsung Electronics