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authorShreyas NC <shreyas.nc@intel.com>2018-07-27 12:14:12 +0300
committerVinod Koul <vkoul@kernel.org>2018-08-27 07:19:48 +0300
commita306a0e4a5326269b6c78d136407f08433ab5ece (patch)
treef2d669592f6f6d35cea31704818f55d3d9457da2
parent8cf3f9cfd9dc9e448012576b9a06cce2d294e400 (diff)
downloadlinux-a306a0e4a5326269b6c78d136407f08433ab5ece.tar.xz
soundwire: Initialize completion for defer messages
Deferred messages are async messages used to synchronize transitions mostly while doing a bank switch on multi links. On successful transitions these messages are marked complete and thereby confirming that all the buses performed bank switch successfully. So, initialize the completion structure for the same. Signed-off-by: Sanyog Kale <sanyog.r.kale@intel.com> Signed-off-by: Shreyas NC <shreyas.nc@intel.com> Acked-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com> Signed-off-by: Vinod Koul <vkoul@kernel.org>
-rw-r--r--drivers/soundwire/bus.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/soundwire/bus.c b/drivers/soundwire/bus.c
index dcc0ff9f0c22..dbabd5e69343 100644
--- a/drivers/soundwire/bus.c
+++ b/drivers/soundwire/bus.c
@@ -175,6 +175,7 @@ static inline int do_transfer_defer(struct sdw_bus *bus,
defer->msg = msg;
defer->length = msg->len;
+ init_completion(&defer->complete);
for (i = 0; i <= retry; i++) {
resp = bus->ops->xfer_msg_defer(bus, msg, defer);