From 916e282891ff2a3e1bf18f5f2d96c2ad881e7290 Mon Sep 17 00:00:00 2001 From: Finley Xiao Date: Thu, 11 Jul 2019 11:16:22 +0800 Subject: [PATCH] PM / devfreq: rockchip_dmc: Update stats in a fixed rate scene Now we set the load of fixed rate scene to 100%, it isn't accurate, it is better to update stats if auto freq is enabled. Change-Id: I7de2c5f0b218cbeb32340bf3287cee0565773785 Signed-off-by: Finley Xiao --- drivers/devfreq/rockchip_dmc.c | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/drivers/devfreq/rockchip_dmc.c b/drivers/devfreq/rockchip_dmc.c index b10c6305adc9..22802aaa74ca 100644 --- a/drivers/devfreq/rockchip_dmc.c +++ b/drivers/devfreq/rockchip_dmc.c @@ -1454,6 +1454,9 @@ static int rockchip_dmcfreq_get_dev_status(struct device *dev, struct devfreq_event_data edata; int i, j, ret = 0; + if (!dmcfreq->auto_freq_en) + return -EINVAL; + if (dmcfreq->dfi_id >= 0) { ret = devfreq_event_get_event(dmcfreq->edev[dmcfreq->dfi_id], &edata); @@ -3001,6 +3004,8 @@ static int devfreq_dmc_ondemand_func(struct devfreq *df, target_freq = dmcfreq->normal_rate; if (target_freq) *freq = target_freq; + if (dmcfreq->auto_freq_en && !devfreq_update_stats(df)) + return 0; goto reset_last_status; }