From 4e21a95d7fbc526d35d860ec34c468e04f53672f Mon Sep 17 00:00:00 2001 From: Bjorn Andersson Date: Fri, 26 Aug 2016 14:59:17 -0700 Subject: [PATCH] soc: qcom: smd: Reset rx tail rather than tx 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 Signed-off-by: Bjorn Andersson Signed-off-by: Andy Gross --- drivers/soc/qcom/smd.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/soc/qcom/smd.c b/drivers/soc/qcom/smd.c index f20816bef1b5..322034ab9d37 100644 --- a/drivers/soc/qcom/smd.c +++ b/drivers/soc/qcom/smd.c @@ -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, fBLOCKREADINTR, 1); 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);