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authorCristian Marussi <cristian.marussi@arm.com>2020-04-20 16:23:14 +0100
committerSudeep Holla <sudeep.holla@arm.com>2020-04-20 17:25:26 +0100
commitd04fb2b2ddefad7c00edd29c1ed40188ce8f12a2 (patch)
tree3a69fd9696f0447c5e64f0bd4e0718fdd2d6dcdf
parentb37f5cc8d243479d7572445010fb6c9a4dff6dc4 (diff)
downloadlinux-d04fb2b2ddefad7c00edd29c1ed40188ce8f12a2.tar.bz2
firmware: arm_scmi: Clear channel for delayed responses
Clear channel properly when done processing a delayed response. This will let the platform firmware know that the channel is now free to use it for any new delayed response or notification. Link: https://lore.kernel.org/r/20200420152315.21008-4-cristian.marussi@arm.com Signed-off-by: Cristian Marussi <cristian.marussi@arm.com> (sudeep.holla: Updated commit log to reflect that channel is now free for platform to use) Signed-off-by: Sudeep Holla <sudeep.holla@arm.com>
-rw-r--r--drivers/firmware/arm_scmi/driver.c6
1 files changed, 4 insertions, 2 deletions
diff --git a/drivers/firmware/arm_scmi/driver.c b/drivers/firmware/arm_scmi/driver.c
index 31c6a89a6edd..07de196f15aa 100644
--- a/drivers/firmware/arm_scmi/driver.c
+++ b/drivers/firmware/arm_scmi/driver.c
@@ -256,10 +256,12 @@ static void scmi_handle_response(struct scmi_chan_info *cinfo,
xfer->hdr.protocol_id, xfer->hdr.seq,
msg_type);
- if (msg_type == MSG_TYPE_DELAYED_RESP)
+ if (msg_type == MSG_TYPE_DELAYED_RESP) {
+ info->desc->ops->clear_channel(cinfo);
complete(xfer->async_done);
- else
+ } else {
complete(&xfer->done);
+ }
}
/**