From: Bhaumik Bhatt Date: Thu, 1 Apr 2021 21:16:11 +0000 (-0700) Subject: bus: mhi: core: Clear context for stopped channels from remove() X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=4e44ae3d6d9c2c2a6d9356dd279c925532d5cd8c;p=linux.git bus: mhi: core: Clear context for stopped channels from remove() If a channel was explicitly stopped but not reset and a driver remove is issued, clean up the channel context such that it is reflected on the device. This move is useful if a client driver module is unloaded or a device crash occurs with the host having placed the channel in a stopped state. Signed-off-by: Bhaumik Bhatt Reviewed-by: Hemant Kumar Reviewed-by: Manivannan Sadhasivam Link: https://lore.kernel.org/r/1617311778-1254-3-git-send-email-bbhatt@codeaurora.org Signed-off-by: Manivannan Sadhasivam --- diff --git a/drivers/bus/mhi/core/init.c b/drivers/bus/mhi/core/init.c index 1f61352132516..a507895f6209e 100644 --- a/drivers/bus/mhi/core/init.c +++ b/drivers/bus/mhi/core/init.c @@ -1290,7 +1290,8 @@ static int mhi_driver_remove(struct device *dev) mutex_lock(&mhi_chan->mutex); - if (ch_state[dir] == MHI_CH_STATE_ENABLED && + if ((ch_state[dir] == MHI_CH_STATE_ENABLED || + ch_state[dir] == MHI_CH_STATE_STOP) && !mhi_chan->offload_ch) mhi_deinit_chan_ctxt(mhi_cntrl, mhi_chan);