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path: root/drivers/bus/mhi/core/main.c
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Diffstat (limited to 'drivers/bus/mhi/core/main.c')
-rw-r--r--drivers/bus/mhi/core/main.c9
1 files changed, 3 insertions, 6 deletions
diff --git a/drivers/bus/mhi/core/main.c b/drivers/bus/mhi/core/main.c
index 84448233f64c..fc9196f11cb7 100644
--- a/drivers/bus/mhi/core/main.c
+++ b/drivers/bus/mhi/core/main.c
@@ -1430,7 +1430,7 @@ exit_unprepare_channel:
}
int mhi_prepare_channel(struct mhi_controller *mhi_cntrl,
- struct mhi_chan *mhi_chan, unsigned int flags)
+ struct mhi_chan *mhi_chan)
{
int ret = 0;
struct device *dev = &mhi_chan->mhi_dev->dev;
@@ -1455,9 +1455,6 @@ int mhi_prepare_channel(struct mhi_controller *mhi_cntrl,
if (ret)
goto error_pm_state;
- if (mhi_chan->dir == DMA_FROM_DEVICE)
- mhi_chan->pre_alloc = !!(flags & MHI_CH_INBOUND_ALLOC_BUFS);
-
/* Pre-allocate buffer for xfer ring */
if (mhi_chan->pre_alloc) {
int nr_el = get_nr_avail_ring_elements(mhi_cntrl,
@@ -1613,7 +1610,7 @@ void mhi_reset_chan(struct mhi_controller *mhi_cntrl, struct mhi_chan *mhi_chan)
}
/* Move channel to start state */
-int mhi_prepare_for_transfer(struct mhi_device *mhi_dev, unsigned int flags)
+int mhi_prepare_for_transfer(struct mhi_device *mhi_dev)
{
int ret, dir;
struct mhi_controller *mhi_cntrl = mhi_dev->mhi_cntrl;
@@ -1624,7 +1621,7 @@ int mhi_prepare_for_transfer(struct mhi_device *mhi_dev, unsigned int flags)
if (!mhi_chan)
continue;
- ret = mhi_prepare_channel(mhi_cntrl, mhi_chan, flags);
+ ret = mhi_prepare_channel(mhi_cntrl, mhi_chan);
if (ret)
goto error_open_chan;
}