malhuda/msm-4.14
1
0
Fork 0
mirror of https://github.com/rd-stuffs/msm-4.14.git synced 2025-02-20 11:45:48 +08:00
Code Issues Actions Packages Projects Releases Wiki Activity

mhi: controller: always return success for suspend when modem is off

Browse Source 
When external modem is on a powered off state, always return success
for suspend. Otherwise, MHI host driver prevent system suspend
from happening.

CRs-Fixed: 2319740
Change-Id: I8493742cd5855bb568286c74f50062f9d2e73efe
Signed-off-by: Sujeev Dias <sdias@codeaurora.org>
This commit is contained in:
Sujeev Dias 2018-09-20 13:33:39 -07:00
parent 4f5a09848f
commit c6ba2303eb
1 changed files with 7 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

7
drivers/bus/mhi/controllers/mhi_qcom.c
View File

@ -164,11 +164,18 @@ static int mhi_runtime_suspend(struct device *dev)
{
int ret = 0;
struct mhi_controller *mhi_cntrl = dev_get_drvdata(dev);
struct mhi_dev *mhi_dev = mhi_controller_get_devdata(mhi_cntrl);
MHI_LOG("Enter\n");
mutex_lock(&mhi_cntrl->pm_mutex);
if (!mhi_dev->powered_on) {
MHI_LOG("Not fully powered, return success\n");
mutex_unlock(&mhi_cntrl->pm_mutex);
return 0;
}
ret = mhi_pm_suspend(mhi_cntrl);
if (ret) {
MHI_LOG("Abort due to ret:%d\n", ret);