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Tue, 8 Sep 2020 10:56:36 +0000 (GMT) From: Chanwoo Choi To: myungjoo.ham@samsung.com, kyungmin.park@samsung.com, cw00.choi@samsung.com, lukasz.luba@arm.com, b.zolnierkie@samsung.com Cc: linux-pm@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH] PM / devfreq: Add timer type to devfreq_summary debugfs Date: Tue, 8 Sep 2020 20:08:53 +0900 Message-Id: <20200908110853.19277-1-cw00.choi@samsung.com> X-Mailer: git-send-email 2.17.1 X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFjrGKsWRmVeSWpSXmKPExsWy7bCmrm5qcni8wftDzBYbZ6xntbj+5Tmr xdmmN+wWl3fNYbP43HuE0WJhUwu7xe3GFWwO7B5r5q1h9OjbsorR4/MmuQDmqGybjNTElNQi hdS85PyUzLx0WyXv4HjneFMzA0NdQ0sLcyWFvMTcVFslF58AXbfMHKDlSgpliTmlQKGAxOJi JX07m6L80pJUhYz84hJbpdSClJwCywK94sTc4tK8dL3k/FwrQwMDI1OgwoTsjJcfVrAXPFKr 6N14mb2BsVGyi5GTQ0LAROJc21O2LkYuDiGBHYwSH6YfYIZwPjFKLD43iQnC+cYocf33SmaY limzrkAl9jJKnPwG43xhlPix7CMjSBWbgJbE/hc32EBsEYF6iSndX8FsZgEridcfu9lBbGEB D4lPc6aB2SwCqhKzXvaxgti8QDVPt+5nhNgmL7F6A8RNEgLL2CVa1x2EOsNF4vnKQ6wQtrDE q+Nb2CFsKYnP7/ayQdjVEitPHmGDaO5glNiy/wJUg7HE/qWTgc7mALpIU2L9Ln2IsKLEzt9z GSEO5ZN497WHFaREQoBXoqNNCKJEWeLyg7tMELakxOL2TqhVHhLNj46wgJQLCcRKrLujOoFR dhbC/AWMjKsYxVILinPTU4sNC4yQY2kTIzhBaZntYJz09oPeIUYmDsZDjBIczEoivF2HQuOF eFMSK6tSi/Lji0pzUosPMZoCw2sis5Rocj4wReaVxBuaGhkbG1uYGJqZGhoqifM+vKUQLySQ nliSmp2aWpBaBNPHxMEp1cC0tK94kti1D8vry/ZN/j35Rsl76TdRJfwH3E8zHRDQLCs47VYq 7PtnRb2AZUY8K9fp6ut/eyKK60onb1MX7JDd+aRtHU+O2KMDedMqencImJQUyF84c59/FatV Y7znOlnR/JOM03g2qJaU7m49kLz15aID/iUiYV4hXQUrfx7XO2WqtFw8tLf4o/p6T+uEo5Oq KnZdrDyVyaf1vn7hdpF7ttWT7ugsWNucdPhrx+JYZpFNU+xnfTXLeX3hbkeR6jSX+V856563 JGtfMf4ZlKRXHrlpmsDXzylfX91ZKeZ4IUXuQF7S/sW5M+ylulLkpxbN7Gg//uV1n2mt+45w 6ZZJK9L6vRxezQlxnX9PW1GJpTgj0VCLuag4EQACROv+2QMAAA== X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFvrKJMWRmVeSWpSXmKPExsWy7bCSnG5Kcni8wZlbXBYbZ6xntbj+5Tmr xdmmN+wWl3fNYbP43HuE0WJhUwu7xe3GFWwO7B5r5q1h9OjbsorR4/MmuQDmKC6blNSczLLU In27BK6Mlx9WsBc8Uqvo3XiZvYGxUbKLkZNDQsBEYsqsK0xdjFwcQgK7GSU277vLBpGQlJh2 8ShzFyMHkC0scfhwMUTNJ0aJZ2t3MIPUsAloSex/cYMNJCEi0MooMf/cAbBmZgEbiQdznrCA 2MICHhKf5kxjB7FZBFQlZr3sYwWxeQWsJJ5u3c8IsUxeYvWGA8wTGHkWMDKsYpRMLSjOTc8t NiwwzEst1ytOzC0uzUvXS87P3cQIDhktzR2M21d90DvEyMTBeIhRgoNZSYS361BovBBvSmJl VWpRfnxRaU5q8SFGaQ4WJXHeG4UL44QE0hNLUrNTUwtSi2CyTBycUg1MhaoTFy7+v7RMvyi/ fcLbu9Ws8dmTnyRV2F0uTIn4xS55a8LrGY3rK3Q/6utr38lODyyQ25G9w8Ipp/RJZFt/Y+/5 gq+d6dJKk9eIWXx8+m6tNXNf58e47u/Oc168D/0U1fVb/2bZKekV53L21XXFJJ/Yvjr1g94N d4vITRf1ns1zf8HxSn6StnL10xt1NabiF2+6/Ts9LefQO4cErcAP3i788UvaiozLHDvykrKN LG9mTrfPmpv41NU2LnrH2q95bf+SFqeyf+D3Xb5RzbaD71mpadqdgDWf9uw8nh/Tcn3Sue0s ++NMzsxyDrsuP6dk54v4lzYHrrx+axuqtP1hxuYp32Vee86WEL4wMWCOEktxRqKhFnNRcSIA 8i14JIgCAAA= X-CMS-MailID: 20200908105636epcas1p20ca5e07616e942c3b2a47fc5716c14ed X-Msg-Generator: CA X-Sendblock-Type: SVC_REQ_APPROVE CMS-TYPE: 101P DLP-Filter: Pass X-CFilter-Loop: Reflected X-CMS-RootMailID: 20200908105636epcas1p20ca5e07616e942c3b2a47fc5716c14ed References: Sender: linux-pm-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-pm@vger.kernel.org The commit 4dc3bab8687f ("PM / devfreq: Add support delayed timer for polling mode") supports the delayed timer but this commit missed the adding the timer type to devfreq_summary debugfs node. Add the timer type to devfreq_summary debugfs. Fixes: 4dc3bab8687f ("PM / devfreq: Add support delayed timer for polling mode") Signed-off-by: Chanwoo Choi --- drivers/devfreq/devfreq.c | 11 ++++++++--- 1 file changed, 8 insertions(+), 3 deletions(-) Example after adding 'timer' information to debugfs_summary debugfs node on Odroid-XU3 board as following: root@localhost:~# cat /sys/kernel/debug/devfreq/devfreq_summary dev parent_dev governor timer polling_ms cur_freq_Hz min_freq_Hz max_freq_Hz ------------------------------ ------------------------------ --------------- ---------- ---------- ------------ ------------ ------------ 10c20000.memory-controller null simple_ondemand delayed 100 825000000 165000000 825000000 11800000.gpu null simple_ondemand deferrable 50 420000000 177000000 600000000 soc:bus_wcore null simple_ondemand deferrable 50 532000000 88700000 532000000 soc:bus_noc soc:bus_wcore passive null 0 111000000 66600000 111000000 soc:bus_fsys_apb soc:bus_wcore passive null 0 222000000 111000000 222000000 soc:bus_fsys2 soc:bus_wcore passive null 0 200000000 75000000 200000000 soc:bus_mfc soc:bus_wcore passive null 0 333000000 83250000 333000000 soc:bus_gen soc:bus_wcore passive null 0 266000000 88700000 266000000 soc:bus_peri soc:bus_wcore passive null 0 66600000 66600000 66600000 soc:bus_g2d soc:bus_wcore passive null 0 333000000 83250000 333000000 soc:bus_g2d_acp soc:bus_wcore passive null 0 266000000 66500000 266000000 soc:bus_jpeg soc:bus_wcore passive null 0 300000000 75000000 300000000 soc:bus_jpeg_apb soc:bus_wcore passive null 0 166500000 83250000 166500000 soc:bus_disp1_fimd soc:bus_wcore passive null 0 200000000 120000000 200000000 soc:bus_disp1 soc:bus_wcore passive null 0 300000000 120000000 300000000 soc:bus_gscl_scaler soc:bus_wcore passive null 0 300000000 150000000 300000000 soc:bus_mscl soc:bus_wcore passive null 0 666000000 84000000 666000000 diff --git a/drivers/devfreq/devfreq.c b/drivers/devfreq/devfreq.c index b9b27fb3291e..d4424b5d8306 100644 --- a/drivers/devfreq/devfreq.c +++ b/drivers/devfreq/devfreq.c @@ -1790,20 +1790,23 @@ static int devfreq_summary_show(struct seq_file *s, void *data) struct devfreq *p_devfreq = NULL; unsigned long cur_freq, min_freq, max_freq; unsigned int polling_ms; + unsigned int timer; - seq_printf(s, "%-30s %-30s %-15s %10s %12s %12s %12s\n", + seq_printf(s, "%-30s %-30s %-15s %-10s %10s %12s %12s %12s\n", "dev", "parent_dev", "governor", + "timer", "polling_ms", "cur_freq_Hz", "min_freq_Hz", "max_freq_Hz"); - seq_printf(s, "%30s %30s %15s %10s %12s %12s %12s\n", + seq_printf(s, "%30s %30s %15s %10s %10s %12s %12s %12s\n", "------------------------------", "------------------------------", "---------------", "----------", + "----------", "------------", "------------", "------------"); @@ -1827,13 +1830,15 @@ static int devfreq_summary_show(struct seq_file *s, void *data) cur_freq = devfreq->previous_freq; get_freq_range(devfreq, &min_freq, &max_freq); polling_ms = devfreq->profile->polling_ms; + timer = devfreq->profile->timer; mutex_unlock(&devfreq->lock); seq_printf(s, - "%-30s %-30s %-15s %10d %12ld %12ld %12ld\n", + "%-30s %-30s %-15s %-10s %10d %12ld %12ld %12ld\n", dev_name(&devfreq->dev), p_devfreq ? dev_name(&p_devfreq->dev) : "null", devfreq->governor_name, + polling_ms ? timer_name[timer] : "null", polling_ms, cur_freq, min_freq,