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| author | Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com> | 2023-03-14 04:54:03 +0300 |
|---|---|---|
| committer | Vinod Koul <vkoul@kernel.org> | 2023-03-15 16:54:02 +0300 |
| commit | 1e76de2e5dfeff17f13afe8146449fec3f5b69f7 (patch) | |
| tree | 82145cf0d12e0d758336511528d5c5ed9f11afb1 /include/linux/soundwire | |
| parent | 1a1a6a692e9cd58c235651fa281219dab02afeed (diff) | |
| download | linux-1e76de2e5dfeff17f13afe8146449fec3f5b69f7.tar.xz | |
soundwire: intel: add abstraction for cmdsync check
If we add one more callback, we can have common bank switch sequences
between old and new hardware: the only difference is where the CMDSYNC
register is located.
Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Reviewed-by: Rander Wang <rander.wang@intel.com>
Signed-off-by: Bard Liao <yung-chuan.liao@linux.intel.com>
Link: https://lore.kernel.org/r/20230314015410.487311-10-yung-chuan.liao@linux.intel.com
Signed-off-by: Vinod Koul <vkoul@kernel.org>
Diffstat (limited to 'include/linux/soundwire')
| -rw-r--r-- | include/linux/soundwire/sdw_intel.h | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/include/linux/soundwire/sdw_intel.h b/include/linux/soundwire/sdw_intel.h index 06fa30929ebd..207701aeeb47 100644 --- a/include/linux/soundwire/sdw_intel.h +++ b/include/linux/soundwire/sdw_intel.h @@ -313,6 +313,8 @@ struct sdw_intel; * @sync_go_unlocked: helper for multi-link synchronization - * shim_lock is assumed to be locked at higher level * @sync_go: helper for multi-link synchronization + * @sync_check_cmdsync_unlocked: helper for multi-link synchronization + * and bank switch - shim_lock is assumed to be locked at higher level */ struct sdw_intel_hw_ops { void (*debugfs_init)(struct sdw_intel *sdw); @@ -338,6 +340,7 @@ struct sdw_intel_hw_ops { void (*sync_arm)(struct sdw_intel *sdw); int (*sync_go_unlocked)(struct sdw_intel *sdw); int (*sync_go)(struct sdw_intel *sdw); + bool (*sync_check_cmdsync_unlocked)(struct sdw_intel *sdw); }; extern const struct sdw_intel_hw_ops sdw_intel_cnl_hw_ops; |