Messages in this thread Patch in this message | | | From | Bard Liao <> | Subject | [PATCH 08/10] soundwire: stream: don't program mockup device ports | Date | Wed, 14 Jul 2021 11:22:07 +0800 |
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Mockup devices don't take part in command/control operations and their virtual ports shall not be programmed.
Signed-off-by: Bard Liao <yung-chuan.liao@linux.intel.com> Reviewed-by: Rander Wang <rander.wang@intel.com> --- drivers/soundwire/stream.c | 3 +++ 1 file changed, 3 insertions(+)
diff --git a/drivers/soundwire/stream.c b/drivers/soundwire/stream.c index d84aaf115c13..5d4f6b308ef7 100644 --- a/drivers/soundwire/stream.c +++ b/drivers/soundwire/stream.c @@ -133,6 +133,9 @@ static int sdw_program_slave_port_params(struct sdw_bus *bus, int ret; u8 wbuf; + if (s_rt->slave->is_mockup_device) + return 0; + dpn_prop = sdw_get_slave_dpn_prop(s_rt->slave, s_rt->direction, t_params->port_num); -- 2.17.1
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