diff options
Diffstat (limited to 'drivers/bus')
| -rw-r--r-- | drivers/bus/mhi/core/main.c | 21 |
1 files changed, 14 insertions, 7 deletions
diff --git a/drivers/bus/mhi/core/main.c b/drivers/bus/mhi/core/main.c index 9ec9b3601592..467c0ba87ac3 100644 --- a/drivers/bus/mhi/core/main.c +++ b/drivers/bus/mhi/core/main.c @@ -369,22 +369,29 @@ irqreturn_t mhi_irq_handler(int irq_number, void *dev) return IRQ_HANDLED; } -irqreturn_t mhi_intvec_threaded_handler(int irq_number, void *dev) +irqreturn_t mhi_intvec_threaded_handler(int irq_number, void *priv) { - struct mhi_controller *mhi_cntrl = dev; + struct mhi_controller *mhi_cntrl = priv; + struct device *dev = &mhi_cntrl->mhi_dev->dev; enum mhi_state state = MHI_STATE_MAX; enum mhi_pm_state pm_state = 0; enum mhi_ee_type ee = 0; 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); + 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); + dev_dbg(dev, "local ee:%s device ee:%s dev_state:%s\n", + TO_MHI_EXEC_STR(mhi_cntrl->ee), TO_MHI_EXEC_STR(ee), + TO_MHI_STATE_STR(state)); + if (state == MHI_STATE_SYS_ERR) { - dev_dbg(&mhi_cntrl->mhi_dev->dev, "System error detected\n"); + dev_dbg(dev, "System error detected\n"); pm_state = mhi_tryset_pm_state(mhi_cntrl, MHI_PM_SYS_ERR_DETECT); } |