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From: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
To: alsa-devel@alsa-project.org
Cc: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>,
	tiwai@suse.de, gregkh@linuxfoundation.org,
	linux-kernel@vger.kernel.org,
	Ranjani Sridharan <ranjani.sridharan@linux.intel.com>,
	vkoul@kernel.org, broonie@kernel.org,
	srinivas.kandagatla@linaro.org, jank@cadence.com,
	slawomir.blauciak@intel.com,
	Sanyog Kale <sanyog.r.kale@intel.com>,
	Rander Wang <rander.wang@intel.com>,
	Bard liao <yung-chuan.liao@linux.intel.com>,
	Rander Wang <rander.wang@linux.intel.com>
Subject: [alsa-devel] [PATCH v2 4/5] soundwire: stream: fix support for multiple Slaves on the same link
Date: Tue, 14 Jan 2020 17:52:26 -0600	[thread overview]
Message-ID: <20200114235227.14502-5-pierre-louis.bossart@linux.intel.com> (raw)
In-Reply-To: <20200114235227.14502-1-pierre-louis.bossart@linux.intel.com>

From: Rander Wang <rander.wang@intel.com>

The existing code will unconditionally return after dealing with the
first Slave on a link. This return should only happen when there is
an error case.

Tested on Comet Lake platform.

Signed-off-by: Rander Wang <rander.wang@intel.com>
---
 drivers/soundwire/stream.c | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/drivers/soundwire/stream.c b/drivers/soundwire/stream.c
index c28ce7f0d742..da10f38298c0 100644
--- a/drivers/soundwire/stream.c
+++ b/drivers/soundwire/stream.c
@@ -587,10 +587,11 @@ static int sdw_notify_config(struct sdw_master_runtime *m_rt)
 
 		if (slave->ops->bus_config) {
 			ret = slave->ops->bus_config(slave, &bus->params);
-			if (ret < 0)
+			if (ret < 0) {
 				dev_err(bus->dev, "Notify Slave: %d failed\n",
 					slave->dev_num);
-			return ret;
+				return ret;
+			}
 		}
 	}
 
-- 
2.20.1

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  parent reply	other threads:[~2020-01-14 23:56 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-01-14 23:52 [alsa-devel] [PATCH v2 0/5] soundwire: stream: fix state machines and transitions Pierre-Louis Bossart
2020-01-14 23:52 ` [alsa-devel] [PATCH v2 1/5] soundwire: stream: update state machine and add state checks Pierre-Louis Bossart
2020-01-14 23:52 ` [alsa-devel] [PATCH v2 2/5] soundwire: stream: only prepare stream when it is configured Pierre-Louis Bossart
2020-01-14 23:52 ` [alsa-devel] [PATCH v2 3/5] soundwire: stream: do not update parameters during DISABLED-PREPARED transition Pierre-Louis Bossart
2020-01-14 23:52 ` Pierre-Louis Bossart [this message]
2020-01-14 23:52 ` [alsa-devel] [PATCH v2 5/5] soundwire: stream: don't program ports when a stream that has not been prepared Pierre-Louis Bossart
2020-02-10 14:27 ` [alsa-devel] [PATCH v2 0/5] soundwire: stream: fix state machines and transitions Pierre-Louis Bossart
2020-02-13 10:29 ` Vinod Koul

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