diff options
| author | Bard Liao <yung-chuan.liao@linux.intel.com> | 2021-07-14 11:22:07 +0800 |
|---|---|---|
| committer | Vinod Koul <vkoul@kernel.org> | 2021-08-02 11:08:22 +0530 |
| commit | 24f08b3aa5a5e42977c5a1d711d5cb7d9adbd94d (patch) | |
| tree | b7513a34d22f4edabbefcf6a7c3d6c4d07b1ebcf /drivers/soundwire | |
| parent | 7fae3cfb7007038a320db43ddffb7688388a0260 (diff) | |
| download | linux-24f08b3aa5a5e42977c5a1d711d5cb7d9adbd94d.tar.bz2 | |
soundwire: stream: don't program mockup device ports
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>
Link: https://lore.kernel.org/r/20210714032209.11284-9-yung-chuan.liao@linux.intel.com
Signed-off-by: Vinod Koul <vkoul@kernel.org>
Diffstat (limited to 'drivers/soundwire')
| -rw-r--r-- | drivers/soundwire/stream.c | 3 |
1 files changed, 3 insertions, 0 deletions
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); |