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| author | Bard Liao <yung-chuan.liao@linux.intel.com> | 2026-07-28 20:46:38 +0800 |
|---|---|---|
| committer | Vinod Koul <vkoul@kernel.org> | 2026-08-06 14:03:45 +0530 |
| commit | 5ccdf9ba597881ffac8fede9bac0ea097cb4c119 (patch) | |
| tree | 3000c1b88d1874af1354a54da8531df7aafee470 /include | |
| parent | 110956d5fecd136153ff7680c72ce5239d47dd4b (diff) | |
| download | linux-5ccdf9ba597881ffac8fede9bac0ea097cb4c119.tar.gz linux-5ccdf9ba597881ffac8fede9bac0ea097cb4c119.zip | |
soundwire: get mipi-sdw-bra-mode-max-data-per-frame property
Get the mipi-sdw-bra-mode-max-data-per-frame property which indicates
the maximum data payload size (in bytes per frame excluding header,
CRC, and footer) for the BRA Mode.
Signed-off-by: Bard Liao <yung-chuan.liao@linux.intel.com>
Reviewed-by: Péter Ujfalusi <peter.ujfalusi@linux.intel.com>
Reviewed-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.dev>
Link: https://patch.msgid.link/20260728124639.1484973-5-yung-chuan.liao@linux.intel.com
Signed-off-by: Vinod Koul <vkoul@kernel.org>
Diffstat (limited to 'include')
| -rw-r--r-- | include/linux/soundwire/sdw.h | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/include/linux/soundwire/sdw.h b/include/linux/soundwire/sdw.h index 7e27e8bdb64a..89009a2c321d 100644 --- a/include/linux/soundwire/sdw.h +++ b/include/linux/soundwire/sdw.h @@ -367,6 +367,8 @@ struct sdw_dpn_prop { * @lane_maps: Lane mapping for the slave, only valid if lane_control_support is set * @bra_block_alignment: If non-zero the length of data in a BRA frame must be * a multiple of this number of bytes. + * @bra_max_data_per_frame: If non-zero the maximum data payload size (in bytes per + * frame excluding header, CRC, and footer) for this BRA Mode * @clock_reg_supported: the Peripheral implements the clock base and scale * registers introduced with the SoundWire 1.2 specification. SDCA devices * do not need to set this boolean property as the registers are required. @@ -398,6 +400,7 @@ struct sdw_slave_prop { u8 scp_int1_mask; u8 lane_maps[SDW_MAX_LANES]; u32 bra_block_alignment; + u32 bra_max_data_per_frame; bool clock_reg_supported; bool use_domain_irq; }; |