android/android_kernel_asus_sm8350
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icnss2: Export API to host driver to exit power save

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Avoid sending EXIT_POWER_SAVE QMI message to FW from
kernel pm_resume callback. Send EXIT_POWER_SAVE QMI
from new exported API which will be called from Host
driver at the time of HOST_WAKEUP_FROM_SLEEP.
When FW receive EXIT_POWER_SAVE QMI, it will implicitly
consider that it also received HOST_WAKEUP_FROM_SLEEP
and send ACK for it through CE2.

Change-Id: Iba6e0d026749bbe5fb4fca5547cad4540932142f
Signed-off-by: Naman Padhiar <npadhiar@codeaurora.org>
This commit is contained in:
Naman Padhiar 2020-09-16 16:12:24 +05:30 committed by Gerrit - the friendly Code Review server
parent 9297104f83
commit e926a43389
2 changed files with 22 additions and 14 deletions
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35
drivers/soc/qcom/icnss2/main.c
View File

@ -2733,6 +2733,26 @@ int icnss_idle_restart(struct device *dev)
}
EXPORT_SYMBOL(icnss_idle_restart);
int icnss_exit_power_save(struct device *dev)
{
struct icnss_priv *priv = dev_get_drvdata(dev);
int ret = 0;
icnss_pr_dbg("Calling Exit Power Save\n");
if (test_bit(ICNSS_PD_RESTART, &priv->state) ||
!test_bit(ICNSS_MODE_ON, &priv->state))
return 0;
ret = wlfw_exit_power_save_send_msg(priv);
if (ret) {
priv->stats.pm_resume_err++;
return ret;
}
return 0;
}
EXPORT_SYMBOL(icnss_exit_power_save);
void icnss_allow_recursive_recovery(struct device *dev)
{
struct icnss_priv *priv = dev_get_drvdata(dev);
@ -3345,14 +3365,6 @@ static int icnss_pm_resume(struct device *dev)
!test_bit(ICNSS_DRIVER_PROBED, &priv->state))
goto out;
if (priv->device_id == WCN6750_DEVICE_ID) {
ret = wlfw_exit_power_save_send_msg(priv);
if (ret) {
priv->stats.pm_resume_err++;
return ret;
}
}
ret = priv->ops->pm_resume(dev);
out:
@ -3459,13 +3471,8 @@ static int icnss_pm_runtime_resume(struct device *dev)
if (!priv->ops || !priv->ops->runtime_resume)
goto out;
ret = wlfw_exit_power_save_send_msg(priv);
if (ret) {
priv->stats.pm_resume_err++;
return ret;
}
icnss_pr_vdbg("Runtime resume, state: 0x%lx\n", priv->state);
icnss_pr_vdbg("Runtime resume\n");
ret = priv->ops->runtime_resume(dev);
out:

1
include/soc/qcom/icnss2.h
View File

@ -190,4 +190,5 @@ extern void icnss_thermal_cdev_unregister(struct device *dev, int tcdev_id);
extern int icnss_get_curr_therm_cdev_state(struct device *dev,
unsigned long *thermal_state,
int tcdev_id);
extern int icnss_exit_power_save(struct device *dev);
#endif /* _ICNSS_WLAN_H_ */