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2025-06-09soundwire: update Intel BPT message length limitationBard Liao
The limitation of "must be multiples of 32 bytes" does not fit the requirement of current Intel platforms. Update it to meet the requirement. Signed-off-by: Bard Liao <yung-chuan.liao@linux.intel.com> Reviewed-by: Ranjani Sridharan <ranjani.sridharan@linux.intel.com> Reviewed-by: Péter Ujfalusi <peter.ujfalusi@linux.intel.com> Link: https://lore.kernel.org/r/20250429122337.142551-1-yung-chuan.liao@linux.intel.com Signed-off-by: Vinod Koul <vkoul@kernel.org>
2025-03-10Documentation: driver: add SoundWire BRA descriptionPierre-Louis Bossart
The Bulk Register Access protocol was left as a TODO topic since 2018. It's time to document this protocol and the design of its Linux support. Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.dev> Signed-off-by: Bard Liao <yung-chuan.liao@linux.intel.com> Reviewed-by: Péter Ujfalusi <peter.ujfalusi@linux.intel.com> Reviewed-by: Liam Girdwood <liam.r.girdwood@intel.com> Reviewed-by: Ranjani Sridharan <ranjani.sridharan@linux.intel.com> Reviewed-by: Bagas Sanjaya <bagasdotme@gmail.com> Tested-by: shumingf@realtek.com Link: https://lore.kernel.org/r/20250227140615.8147-2-yung-chuan.liao@linux.intel.com Signed-off-by: Vinod Koul <vkoul@kernel.org>