Re: [PATCH] thermal/drivers/hisi: disable multi alarm support for hi3660 SoC

From: Wangtao (Kevin, Kirin)
Date: Wed Oct 18 2017 - 21:34:23 EST




å 2017/10/18 23:54, Daniel Lezcano åé:
On 18/10/2017 11:15, Tao Wang wrote:
From: Kevin Wangtao <kevin.wangtao@xxxxxxxxxx>

multi alarm interrupt forced a re-trigger of power_allocator_throttle
which changes the PID's actual sampling rate, this isn't optimal for
IPA, it is best to disable multi alarm support now and sort out this
issue later.

Signed-off-by: Kevin Wangtao <kevin.wangtao@xxxxxxxxxx>

Did you test the series with this change?
Yes

---
drivers/thermal/hisi_thermal.c | 1 -
1 file changed, 1 deletion(-)

diff --git a/drivers/thermal/hisi_thermal.c b/drivers/thermal/hisi_thermal.c
index 133238a..3b74c12 100644
--- a/drivers/thermal/hisi_thermal.c
+++ b/drivers/thermal/hisi_thermal.c
@@ -360,7 +360,6 @@ static int hi3660_thermal_enable_sensor(struct hisi_thermal_data *data)
/* set interrupt threshold */
value = hi3660_thermal_temp_to_step(sensor->thres_temp[0]);
- value |= hi3660_thermal_temp_to_step(sensor->thres_temp[1]) << 10;
hi3660_thermal_alarm_set(data->regs, sensor->id, value);
/* enable interrupt */