bus: mhi: pm: reduce PM state change verbosity

Since M3 can be entered/exited quite a lot when used for runtime PM,
keep the mhi suspend/resume transitions quiet.

Signed-off-by: Loic Poulain <loic.poulain@linaro.org>
Reviewed-by: Bhaumik Bhatt <bbhatt@codeaurora.org>
Reviewed-by: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>
Link: https://lore.kernel.org/r/1617700315-12492-2-git-send-email-loic.poulain@linaro.org
Signed-off-by: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>

diff --git a/drivers/bus/mhi/core/pm.c b/drivers/bus/mhi/core/pm.c
index e4aff777d74b154be150142797c5df7793bf9eb2..dafcd9847cc6ae30d4f8131f910f0b73750dc7c4 100644 (file)
--- a/drivers/bus/mhi/core/pm.c
+++ b/drivers/bus/mhi/core/pm.c
@@ -848,7 +848,7 @@ int mhi_pm_suspend(struct mhi_controller *mhi_cntrl)
                return -EBUSY;
        }
 
-       dev_info(dev, "Allowing M3 transition\n");
+       dev_dbg(dev, "Allowing M3 transition\n");
        new_state = mhi_tryset_pm_state(mhi_cntrl, MHI_PM_M3_ENTER);
        if (new_state != MHI_PM_M3_ENTER) {
                write_unlock_irq(&mhi_cntrl->pm_lock);
@@ -862,7 +862,7 @@ int mhi_pm_suspend(struct mhi_controller *mhi_cntrl)
        /* Set MHI to M3 and wait for completion */
        mhi_set_mhi_state(mhi_cntrl, MHI_STATE_M3);
        write_unlock_irq(&mhi_cntrl->pm_lock);
-       dev_info(dev, "Wait for M3 completion\n");
+       dev_dbg(dev, "Waiting for M3 completion\n");
 
        ret = wait_event_timeout(mhi_cntrl->state_event,
                                 mhi_cntrl->dev_state == MHI_STATE_M3 ||
@@ -896,9 +896,9 @@ int mhi_pm_resume(struct mhi_controller *mhi_cntrl)
        enum mhi_pm_state cur_state;
        int ret;
 
-       dev_info(dev, "Entered with PM state: %s, MHI state: %s\n",
-                to_mhi_pm_state_str(mhi_cntrl->pm_state),
-                TO_MHI_STATE_STR(mhi_cntrl->dev_state));
+       dev_dbg(dev, "Entered with PM state: %s, MHI state: %s\n",
+               to_mhi_pm_state_str(mhi_cntrl->pm_state),
+               TO_MHI_STATE_STR(mhi_cntrl->dev_state));
 
        if (mhi_cntrl->pm_state == MHI_PM_DISABLE)
                return 0;