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Merge "mhi: core: Skip handling MSI0 if MHI register access is not allowed"

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qctecmdr 2020-03-26 20:45:05 -07:00 • committed by Gerrit - the friendly Code Review server
commit c1f9871880
1 changed files with 11 additions and 8 deletions
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19
drivers/bus/mhi/core/mhi_main.c
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@ -1613,16 +1613,19 @@ irqreturn_t mhi_intvec_threaded_handlr(int irq_number, void *dev)
MHI_VERB("Enter\n");
write_lock_irq(&mhi_cntrl->pm_lock);
if (MHI_REG_ACCESS_VALID(mhi_cntrl->pm_state)) {
state = mhi_get_mhi_state(mhi_cntrl);
ee = mhi_cntrl->ee;
mhi_cntrl->ee = mhi_get_exec_env(mhi_cntrl);
MHI_LOG("local ee: %s device ee:%s dev_state:%s\n",
TO_MHI_EXEC_STR(ee),
TO_MHI_EXEC_STR(mhi_cntrl->ee),
TO_MHI_STATE_STR(state));
if (!MHI_REG_ACCESS_VALID(mhi_cntrl->pm_state)) {
write_unlock_irq(&mhi_cntrl->pm_lock);
goto exit_intvec;
}
state = mhi_get_mhi_state(mhi_cntrl);
ee = mhi_cntrl->ee;
mhi_cntrl->ee = mhi_get_exec_env(mhi_cntrl);
MHI_LOG("local ee: %s device ee:%s dev_state:%s\n",
TO_MHI_EXEC_STR(ee),
TO_MHI_EXEC_STR(mhi_cntrl->ee),
TO_MHI_STATE_STR(state));
if (state == MHI_STATE_SYS_ERR) {
MHI_ERR("MHI system error detected\n");
pm_state = mhi_tryset_pm_state(mhi_cntrl,