diff options
| author | Sujeev Dias <sdias@codeaurora.org> | 2017-06-01 15:29:24 -0700 |
|---|---|---|
| committer | Sujeev Dias <sdias@codeaurora.org> | 2017-06-03 18:08:44 -0700 |
| commit | 22cd52fbe8d5f7b8b312fbc01f6b8d284147c38f (patch) | |
| tree | 17b82c9d2a085cb365b8d5fbcdeb4a7d225d643e | |
| parent | b5a2b57e74e8289569c9b5fdc842610ece97b4fd (diff) | |
mhi: core: Using usleep_range instead of msleep for sleep
msleep is not accurate for small delays. Use usleep_range
for accuracy.
CRs-Fixed: 1117121
Change-Id: I9a076f843875bd83a21c96d4e4ea0510e82ce352
Signed-off-by: Sujeev Dias <sdias@codeaurora.org>
| -rw-r--r-- | drivers/platform/msm/mhi/mhi_macros.h | 4 | ||||
| -rw-r--r-- | drivers/platform/msm/mhi/mhi_states.c | 2 |
2 files changed, 3 insertions, 3 deletions
diff --git a/drivers/platform/msm/mhi/mhi_macros.h b/drivers/platform/msm/mhi/mhi_macros.h index fc0e6f4bc27d..04ecf13991b3 100644 --- a/drivers/platform/msm/mhi/mhi_macros.h +++ b/drivers/platform/msm/mhi/mhi_macros.h @@ -1,4 +1,4 @@ -/* Copyright (c) 2014-2016, The Linux Foundation. All rights reserved. +/* Copyright (c) 2014-2017, The Linux Foundation. All rights reserved. * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2 and @@ -45,7 +45,7 @@ #define MHI_PCIE_DEVICE_ID_ZIRC 0x0301 #define MHI_PCIE_DEVICE_ID_9x55 0x0302 -#define MHI_M2_DEBOUNCE_TMR_MS 10 +#define MHI_M2_DEBOUNCE_TMR_US 10000 #define MHI_EV_DB_INTERVAL 1 diff --git a/drivers/platform/msm/mhi/mhi_states.c b/drivers/platform/msm/mhi/mhi_states.c index e38355841c22..2906393cbd5c 100644 --- a/drivers/platform/msm/mhi/mhi_states.c +++ b/drivers/platform/msm/mhi/mhi_states.c @@ -430,7 +430,7 @@ void process_m1_transition(struct work_struct *work) mhi_set_m_state(mhi_dev_ctxt, MHI_STATE_M2); write_unlock_irq(&mhi_dev_ctxt->pm_xfer_lock); - msleep(MHI_M2_DEBOUNCE_TMR_MS); + usleep_range(MHI_M2_DEBOUNCE_TMR_US, MHI_M2_DEBOUNCE_TMR_US + 50); write_lock_irq(&mhi_dev_ctxt->pm_xfer_lock); /* During DEBOUNCE Time We could be receiving M0 Event */ |