Commit 5cdc2376 authored by Pierre-Louis Bossart's avatar Pierre-Louis Bossart Committed by Vinod Koul
Browse files

soundwire: intel: add BPT context definition 



This is needed to be shared between open/send_async/close.

Signed-off-by: default avatarPierre-Louis Bossart <pierre-louis.bossart@linux.dev>
Signed-off-by: default avatarBard Liao <yung-chuan.liao@linux.intel.com>
Reviewed-by: default avatarPéter Ujfalusi <peter.ujfalusi@linux.intel.com>
Reviewed-by: default avatarLiam Girdwood <liam.r.girdwood@intel.com>
Reviewed-by: default avatarRanjani Sridharan <ranjani.sridharan@linux.intel.com>
Tested-by: default avatar <shumingf@realtek.com>
Link: https://lore.kernel.org/r/20250227140615.8147-13-yung-chuan.liao@linux.intel.com


Signed-off-by: default avatarVinod Koul <vkoul@kernel.org>
parent 5d5cb86f

drivers/soundwire/intel.h

+23 −0
Original line number Diff line number Diff line
@@ -48,11 +48,34 @@ struct sdw_intel_link_res { 
	struct hdac_bus *hbus;

};



/**

 * struct sdw_intel_bpt - SoundWire Intel BPT context

 * @bpt_tx_stream: BPT TX stream

 * @dmab_tx_bdl: BPT TX buffer descriptor list

 * @bpt_rx_stream: BPT RX stream

 * @dmab_rx_bdl: BPT RX buffer descriptor list

 * @pdi0_buffer_size: PDI0 buffer size

 * @pdi1_buffer_size: PDI1 buffer size

 * @num_frames: number of frames

 * @data_per_frame: data per frame

 */

struct sdw_intel_bpt {

	struct hdac_ext_stream *bpt_tx_stream;

	struct snd_dma_buffer dmab_tx_bdl;

	struct hdac_ext_stream *bpt_rx_stream;

	struct snd_dma_buffer dmab_rx_bdl;

	unsigned int pdi0_buffer_size;

	unsigned int pdi1_buffer_size;

	unsigned int num_frames;

	unsigned int data_per_frame;

};



struct sdw_intel {

	struct sdw_cdns cdns;

	int instance;

	struct sdw_intel_link_res *link_res;

	bool startup_done;

	struct sdw_intel_bpt bpt_ctx;

#ifdef CONFIG_DEBUG_FS

	struct dentry *debugfs;

#endif