From a8f8cc6b39b7ee0dbaccbebd1268c9d3458ebf13 Mon Sep 17 00:00:00 2001 From: Luca Weiss Date: Sun, 20 Feb 2022 21:18:58 +0100 Subject: rpmsg: smd: allow opening rpm_requests even if already opened On msm8953 the channel seems to be already opened when booting Linux but we still need to open it for communication with regulators etc. Signed-off-by: Luca Weiss Signed-off-by: Bjorn Andersson Link: https://lore.kernel.org/r/20220220201909.445468-6-luca@z3ntu.xyz --- drivers/rpmsg/qcom_smd.c | 7 ++++++- 1 file changed, 6 insertions(+), 1 deletion(-) (limited to 'drivers/rpmsg') diff --git a/drivers/rpmsg/qcom_smd.c b/drivers/rpmsg/qcom_smd.c index 2d44156b8103..9380eb986a53 100644 --- a/drivers/rpmsg/qcom_smd.c +++ b/drivers/rpmsg/qcom_smd.c @@ -1288,9 +1288,14 @@ static void qcom_channel_state_worker(struct work_struct *work) if (channel->state != SMD_CHANNEL_CLOSED) continue; + /* + * Always open rpm_requests, even when already opened which is + * required on some SoCs like msm8953. + */ remote_state = GET_RX_CHANNEL_INFO(channel, state); if (remote_state != SMD_CHANNEL_OPENING && - remote_state != SMD_CHANNEL_OPENED) + remote_state != SMD_CHANNEL_OPENED && + strcmp(channel->name, "rpm_requests")) continue; if (channel->registered) -- cgit v1.2.3-59-g8ed1b