MLK-14530-02 driver: cpufreq: Improve the the cpufreq for imx7ulp

The pm Qos add/remove only need to be called when A7 change mode
between HSRUN and RUN mode.

Signed-off-by: Bai Ping <ping.bai@nxp.com>

diff --git a/drivers/cpufreq/imx7ulp-cpufreq.c b/drivers/cpufreq/imx7ulp-cpufreq.c
index 33885cf..f2b95d7 100644 (file)
--- a/drivers/cpufreq/imx7ulp-cpufreq.c
+++ b/drivers/cpufreq/imx7ulp-cpufreq.c
@@ -108,7 +108,8 @@ static int imx7ulp_set_target(struct cpufreq_policy *policy, unsigned int index)
                clk_set_rate(spll_pfd0, new_freq * 1000);
                clk_set_parent(sys_sel, spll_sel);
                clk_set_parent(arm_clk, core_div);
-               pm_qos_remove_request(&pm_qos_hsrun);
+               if (old_freq > MAX_RUN_FREQ)
+                       pm_qos_remove_request(&pm_qos_hsrun);
        }
 
        /* scaling down? scaling voltage after frequency */