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path: root/drivers/soundwire/stream.c
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Diffstat (limited to 'drivers/soundwire/stream.c')
-rw-r--r--drivers/soundwire/stream.c13
1 files changed, 6 insertions, 7 deletions
diff --git a/drivers/soundwire/stream.c b/drivers/soundwire/stream.c
index 1eaedaaba094..1a18308f4ef4 100644
--- a/drivers/soundwire/stream.c
+++ b/drivers/soundwire/stream.c
@@ -422,7 +422,6 @@ static int sdw_prep_deprep_slave_ports(struct sdw_bus *bus,
struct completion *port_ready;
struct sdw_dpn_prop *dpn_prop;
struct sdw_prepare_ch prep_ch;
- unsigned int time_left;
bool intr = false;
int ret = 0, val;
u32 addr;
@@ -479,15 +478,15 @@ static int sdw_prep_deprep_slave_ports(struct sdw_bus *bus,
/* Wait for completion on port ready */
port_ready = &s_rt->slave->port_ready[prep_ch.num];
- time_left = wait_for_completion_timeout(port_ready,
- msecs_to_jiffies(dpn_prop->ch_prep_timeout));
+ wait_for_completion_timeout(port_ready,
+ msecs_to_jiffies(dpn_prop->ch_prep_timeout));
val = sdw_read(s_rt->slave, SDW_DPN_PREPARESTATUS(p_rt->num));
- val &= p_rt->ch_mask;
- if (!time_left || val) {
+ if ((val < 0) || (val & p_rt->ch_mask)) {
+ ret = (val < 0) ? val : -ETIMEDOUT;
dev_err(&s_rt->slave->dev,
- "Chn prep failed for port:%d\n", prep_ch.num);
- return -ETIMEDOUT;
+ "Chn prep failed for port %d: %d\n", prep_ch.num, ret);
+ return ret;
}
}