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PM / devfreq: rockchip_dmc: Fix rate when enter isp and dulaview statuses

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As the frequency can't be changed in isp and dulaview statuses,
the target frequency should be the bigger one, both in isp status
or in dulaview status.

Signed-off-by: Finley Xiao <finley.xiao@rock-chips.com>
Change-Id: Id9182d591f615304f24ccba5816424a876046dc3
This commit is contained in:
Finley Xiao
2021-03-16 18:28:34 +08:00
committed by Tao Huang
parent 823b966dcf
commit 3e45580f16
1 changed files with 8 additions and 19 deletions
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27
drivers/devfreq/rockchip_dmc.c
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@@ -142,13 +142,12 @@ struct rockchip_dmcfreq {
unsigned long video_4k_rate;
unsigned long video_4k_10b_rate;
unsigned long performance_rate;
unsigned long dualview_rate;
unsigned long hdmi_rate;
unsigned long idle_rate;
unsigned long suspend_rate;
unsigned long reboot_rate;
unsigned long boost_rate;
unsigned long isp_rate;
unsigned long fixed_rate;
unsigned long low_power_rate;
unsigned long vop_req_rate;
@@ -2005,9 +2004,6 @@ static int rockchip_get_system_status_rate(struct device_node *np,
case SYS_STATUS_PERFORMANCE:
dmcfreq->performance_rate = freq * 1000;
break;
case SYS_STATUS_LCDC0 | SYS_STATUS_LCDC1:
dmcfreq->dualview_rate = freq * 1000;
break;
case SYS_STATUS_HDMI:
dmcfreq->hdmi_rate = freq * 1000;
break;
@@ -2023,9 +2019,10 @@ static int rockchip_get_system_status_rate(struct device_node *np,
case SYS_STATUS_ISP:
case SYS_STATUS_CIF0:
case SYS_STATUS_CIF1:
case SYS_STATUS_DUALVIEW:
temp_rate = freq * 1000;
if (dmcfreq->isp_rate < temp_rate)
dmcfreq->isp_rate = temp_rate;
if (dmcfreq->fixed_rate < temp_rate)
dmcfreq->fixed_rate = temp_rate;
break;
case SYS_STATUS_LOW_POWER:
dmcfreq->low_power_rate = freq * 1000;
@@ -2064,19 +2061,11 @@ static int rockchip_dmcfreq_system_status_notifier(struct notifier_block *nb,
unsigned int refresh = false;
bool is_fixed = false;
if (dmcfreq->dualview_rate && is_dualview(status) &&
dmcfreq->isp_rate && is_isp(status))
return NOTIFY_OK;
if (dmcfreq->dualview_rate && is_dualview(status)) {
target_rate = dmcfreq->dualview_rate;
is_fixed = true;
goto next;
}
if (dmcfreq->isp_rate && is_isp(status)) {
target_rate = dmcfreq->isp_rate;
if (dmcfreq->fixed_rate && (is_dualview(status) || is_isp(status))) {
if (dmcfreq->is_fixed)
return NOTIFY_OK;
is_fixed = true;
target_rate = dmcfreq->fixed_rate;
goto next;
}