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bus: mhi: core: Return EAGAIN if MHI ring is full

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Currently ENOMEM is returned when MHI ring is full. This error code is
very misleading. Change to EAGAIN instead.

Signed-off-by: Fan Wu <wufan@codeaurora.org>
Signed-off-by: Jeffrey Hugo <jhugo@codeaurora.org>
Reviewed-by: Hemant Kumar <hemantk@codeaurora.org>
Reviewed-by: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>
Link: https://lore.kernel.org/r/1615408803-7016-1-git-send-email-jhugo@codeaurora.org
Signed-off-by: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>
This commit is contained in:
Fan Wu 2021-03-10 13:40:03 -07:00 committed by Manivannan Sadhasivam
parent 70f7025c85
commit 68731852f6
1 changed files with 1 additions and 1 deletions
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2
drivers/bus/mhi/core/main.c
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@ -1020,7 +1020,7 @@ static int mhi_queue(struct mhi_device *mhi_dev, struct mhi_buf_info *buf_info,
ret = mhi_is_ring_full(mhi_cntrl, tre_ring);
if (unlikely(ret)) {
ret = -ENOMEM;
ret = -EAGAIN;
goto exit_unlock;
}