system/linux
system/linux
1
0
Fork 0
mirror of https://github.com/torvalds/linux synced 2024-10-04 10:26:40 +00:00
Code Issues Packages Projects Releases Wiki Activity

rpmsg: smd: allow opening rpm_requests even if already opened

Browse source 
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 <luca@z3ntu.xyz>
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Link: https://lore.kernel.org/r/20220220201909.445468-6-luca@z3ntu.xyz
This commit is contained in:
Luca Weiss 2022-02-20 21:18:58 +01:00 committed by Bjorn Andersson
parent 9d85fb73a3
commit a8f8cc6b39
1 changed files with 6 additions and 1 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

7
drivers/rpmsg/qcom_smd.c
View file

@ -1288,9 +1288,14 @@ static void qcom_channel_state_worker(struct work_struct *work)
if (channel->state != SMD_CHANNEL_CLOSED) if (channel->state != SMD_CHANNEL_CLOSED)
continue; 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); remote_state = GET_RX_CHANNEL_INFO(channel, state);
if (remote_state != SMD_CHANNEL_OPENING && if (remote_state != SMD_CHANNEL_OPENING &&
remote_state != SMD_CHANNEL_OPENED) remote_state != SMD_CHANNEL_OPENED &&
strcmp(channel->name, "rpm_requests"))
continue; continue;
if (channel->registered) if (channel->registered)