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bus: mhi: host: Remove mhi_poll() API 

mhi_poll() API is not used within the MHI stack and also not by any client
drivers in mainline. So let's remove it until any consumer is available.

Reviewed-by: Jeffrey Hugo <quic_jhugo@quicinc.com>
Signed-off-by: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>
This commit is contained in:
Manivannan Sadhasivam 2023-02-24 17:31:47 +05:30
parent fe15c26ee2
commit 5da094ac80
2 changed files with 0 additions and 22 deletions
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15
drivers/bus/mhi/host/main.c
View File

@ -1679,18 +1679,3 @@ void mhi_unprepare_from_transfer(struct mhi_device *mhi_dev)
}
}
EXPORT_SYMBOL_GPL(mhi_unprepare_from_transfer);
int mhi_poll(struct mhi_device *mhi_dev, u32 budget)
{
struct mhi_controller *mhi_cntrl = mhi_dev->mhi_cntrl;
struct mhi_chan *mhi_chan = mhi_dev->dl_chan;
struct mhi_event *mhi_event = &mhi_cntrl->mhi_event[mhi_chan->er_index];
int ret;
spin_lock_bh(&mhi_event->lock);
ret = mhi_event->process_event(mhi_cntrl, mhi_event, budget);
spin_unlock_bh(&mhi_event->lock);
return ret;
}
EXPORT_SYMBOL_GPL(mhi_poll);

7
include/linux/mhi.h
View File

@ -765,13 +765,6 @@ int mhi_prepare_for_transfer_autoqueue(struct mhi_device *mhi_dev);
*/
void mhi_unprepare_from_transfer(struct mhi_device *mhi_dev);
/**
* mhi_poll - Poll for any available data in DL direction
* @mhi_dev: Device associated with the channels
* @budget: # of events to process
*/
int mhi_poll(struct mhi_device *mhi_dev, u32 budget);
/**
* mhi_queue_dma - Send or receive DMA mapped buffers from client device
* over MHI channel