diff options
| author |   Shreyas NC <shreyas.nc@intel.com> | 2018-07-27 14:44:16 +0530 |
|---|---|---|
| committer |   Vinod Koul <vkoul@kernel.org> | 2018-08-27 09:49:48 +0530 |
| commit | ce6e74d008ff5c8b43e3bafaa7343bf7eb69593e (patch) | |
| tree | 88194f56809b4631aba7cb4e7bfbb8a4b20c8afc /drivers/soundwire/bus.h | |
| parent | soundwire: Handle multiple master instances in a stream (diff) | |
| download | wireguard-linux-ce6e74d008ff5c8b43e3bafaa7343bf7eb69593e.tar.xz wireguard-linux-ce6e74d008ff5c8b43e3bafaa7343bf7eb69593e.zip | |
soundwire: Add support for multi link bank switch
In cases of multiple Masters in a stream, synchronization
between multiple Master(s) is achieved by performing bank switch
together and using Master methods.
Add sdw_ml_bank_switch() to wait for completion of bank switch.
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>
Diffstat (limited to 'drivers/soundwire/bus.h')
| -rw-r--r-- | drivers/soundwire/bus.h | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/soundwire/bus.h b/drivers/soundwire/bus.h index b6cfbdfc47d5..c77de05b8100 100644 --- a/drivers/soundwire/bus.h +++ b/drivers/soundwire/bus.h @@ -4,6 +4,8 @@ #ifndef __SDW_BUS_H #define __SDW_BUS_H +#define DEFAULT_BANK_SWITCH_TIMEOUT 3000 + #if IS_ENABLED(CONFIG_ACPI) int sdw_acpi_find_slaves(struct sdw_bus *bus); #else |