diff options
| author | Bard Liao <[email protected]> | 2021-01-22 15:06:29 +0800 |
|---|---|---|
| committer | Vinod Koul <[email protected]> | 2021-02-07 17:49:11 +0530 |
| commit | 167790abb90fa073d8341ee0e408ccad3d2109cd (patch) | |
| tree | 45aa235290e96662668e18c9441dade85cb4ed6c | |
| parent | c30b63ef0d84e0c9ae2d55073fdfeddb7edeb660 (diff) | |
soundwire: export sdw_write/read_no_pm functions
sdw_write_no_pm and sdw_read_no_pm are useful when we want to do IO
without touching PM.
Fixes: 0231453bc08f ('soundwire: bus: add clock stop helpers')
Fixes: 60ee9be25571 ('soundwire: bus: add PM/no-PM versions of read/write functions')
Signed-off-by: Bard Liao <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: Vinod Koul <[email protected]>
| -rw-r--r-- | drivers/soundwire/bus.c | 7 | ||||
| -rw-r--r-- | include/linux/soundwire/sdw.h | 2 |
2 files changed, 6 insertions, 3 deletions
diff --git a/drivers/soundwire/bus.c b/drivers/soundwire/bus.c index 675d028e923d..45e9fc9f472a 100644 --- a/drivers/soundwire/bus.c +++ b/drivers/soundwire/bus.c @@ -407,10 +407,11 @@ sdw_nwrite_no_pm(struct sdw_slave *slave, u32 addr, size_t count, u8 *val) return sdw_transfer(slave->bus, &msg); } -static int sdw_write_no_pm(struct sdw_slave *slave, u32 addr, u8 value) +int sdw_write_no_pm(struct sdw_slave *slave, u32 addr, u8 value) { return sdw_nwrite_no_pm(slave, addr, 1, &value); } +EXPORT_SYMBOL(sdw_write_no_pm); static int sdw_bread_no_pm(struct sdw_bus *bus, u16 dev_num, u32 addr) @@ -478,8 +479,7 @@ int sdw_bwrite_no_pm_unlocked(struct sdw_bus *bus, u16 dev_num, u32 addr, u8 val } EXPORT_SYMBOL(sdw_bwrite_no_pm_unlocked); -static int -sdw_read_no_pm(struct sdw_slave *slave, u32 addr) +int sdw_read_no_pm(struct sdw_slave *slave, u32 addr) { u8 buf; int ret; @@ -490,6 +490,7 @@ sdw_read_no_pm(struct sdw_slave *slave, u32 addr) else return buf; } +EXPORT_SYMBOL(sdw_read_no_pm); static int sdw_update_no_pm(struct sdw_slave *slave, u32 addr, u8 mask, u8 val) { diff --git a/include/linux/soundwire/sdw.h b/include/linux/soundwire/sdw.h index f0b01b728640..d08039d65825 100644 --- a/include/linux/soundwire/sdw.h +++ b/include/linux/soundwire/sdw.h @@ -1005,6 +1005,8 @@ int sdw_bus_exit_clk_stop(struct sdw_bus *bus); int sdw_read(struct sdw_slave *slave, u32 addr); int sdw_write(struct sdw_slave *slave, u32 addr, u8 value); +int sdw_write_no_pm(struct sdw_slave *slave, u32 addr, u8 value); +int sdw_read_no_pm(struct sdw_slave *slave, u32 addr); int sdw_nread(struct sdw_slave *slave, u32 addr, size_t count, u8 *val); int sdw_nwrite(struct sdw_slave *slave, u32 addr, size_t count, u8 *val); |