Commit 8f910c8c authored by Loic Poulain's avatar Loic Poulain Committed by Manivannan Sadhasivam
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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: default avatarLoic Poulain <loic.poulain@linaro.org>
Reviewed-by: default avatarBhaumik Bhatt <bbhatt@codeaurora.org>
Reviewed-by: default avatarManivannan Sadhasivam <manivannan.sadhasivam@linaro.org>
Link: https://lore.kernel.org/r/1617700315-12492-2-git-send-email-loic.poulain@linaro.org


Signed-off-by: default avatarManivannan Sadhasivam <manivannan.sadhasivam@linaro.org>
parent 4547a749

drivers/bus/mhi/core/pm.c

+5 −5
Original line number Diff line number Diff line
@@ -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 ||
@@ -896,7 +896,7 @@ 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",

	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));