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soc: qcom: smd: Reset rx tail rather than tx

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The local end of each SMD channel is responsible for updating the tx
head and the rx tail, as such we should not touch the tx tail during a
reset.

Reported-by: Jeremy McNicoll <jmcnicol@redhat.com>
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Signed-off-by: Andy Gross <andy.gross@linaro.org>
This commit is contained in:
Bjorn Andersson 2016-08-26 14:59:17 -07:00 committed by Andy Gross
parent da0573026c
commit 4e21a95d7f
1 changed files with 1 additions and 1 deletions
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2
drivers/soc/qcom/smd.c
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@ -363,7 +363,7 @@ static void qcom_smd_channel_reset(struct qcom_smd_channel *channel)
SET_TX_CHANNEL_FLAG(channel, fSTATE, 1); SET_TX_CHANNEL_FLAG(channel, fSTATE, 1);
SET_TX_CHANNEL_FLAG(channel, fBLOCKREADINTR, 1); SET_TX_CHANNEL_FLAG(channel, fBLOCKREADINTR, 1);
SET_TX_CHANNEL_INFO(channel, head, 0); SET_TX_CHANNEL_INFO(channel, head, 0);
SET_TX_CHANNEL_INFO(channel, tail, 0); SET_RX_CHANNEL_INFO(channel, tail, 0);
qcom_smd_signal_channel(channel); qcom_smd_signal_channel(channel);