From 7875b4c6d80144962ef8db921c093291937ec0f1 Mon Sep 17 00:00:00 2001 From: Tony Truong Date: Tue, 19 Jan 2016 16:54:55 -0800 Subject: [PATCH] mhi: core: Enable Runtime PM by default Enable MHI runtime PM by default to enable additional power savings. Change-Id: I115af9e823ed685d7bf6e2ebaf18ad526256dc98 Signed-off-by: Andrei Danaila Signed-off-by: Tony Truong --- drivers/platform/msm/mhi/mhi_states.c | 9 +++++++++ 1 file changed, 9 insertions(+) diff --git a/drivers/platform/msm/mhi/mhi_states.c b/drivers/platform/msm/mhi/mhi_states.c index 56602246a935..ca4520a3c57d 100644 --- a/drivers/platform/msm/mhi/mhi_states.c +++ b/drivers/platform/msm/mhi/mhi_states.c @@ -555,14 +555,23 @@ static int process_sbl_transition( struct mhi_device_ctxt *mhi_dev_ctxt, enum STATE_TRANSITION cur_work_item) { + int r = 0; pm_runtime_set_autosuspend_delay( &mhi_dev_ctxt->dev_info->pcie_device->dev, MHI_RPM_AUTOSUSPEND_TMR_VAL_MS); pm_runtime_use_autosuspend(&mhi_dev_ctxt->dev_info->pcie_device->dev); + r = pm_runtime_set_active(&mhi_dev_ctxt->dev_info->pcie_device->dev); + if (r) { + mhi_log(MHI_MSG_ERROR, + "Failed to activate runtime pm ret %d\n", r); + } + pm_runtime_enable(&mhi_dev_ctxt->dev_info->pcie_device->dev); mhi_log(MHI_MSG_INFO, "Enabled runtime pm autosuspend\n"); mhi_dev_ctxt->dev_exec_env = MHI_EXEC_ENV_SBL; enable_clients(mhi_dev_ctxt, mhi_dev_ctxt->dev_exec_env); + pm_runtime_put_noidle(&mhi_dev_ctxt->dev_info->pcie_device->dev); return 0; + } static int process_amss_transition(