diff options
Diffstat (limited to 'drivers/soundwire/cadence_master.h')
| -rw-r--r-- | drivers/soundwire/cadence_master.h | 19 |
1 files changed, 13 insertions, 6 deletions
diff --git a/drivers/soundwire/cadence_master.h b/drivers/soundwire/cadence_master.h index 9373426c7f63..668f807cff4b 100644 --- a/drivers/soundwire/cadence_master.h +++ b/drivers/soundwire/cadence_master.h @@ -1,6 +1,7 @@ /* SPDX-License-Identifier: (GPL-2.0 OR BSD-3-Clause) */ /* Copyright(c) 2015-17 Intel Corporation. */ #include <sound/soc.h> +#include "bus.h" #ifndef __SDW_CADENCE_H #define __SDW_CADENCE_H @@ -209,23 +210,29 @@ void sdw_cdns_config_update(struct sdw_cdns *cdns); int sdw_cdns_config_update_set_wait(struct sdw_cdns *cdns); /* SoundWire BPT/BRA helpers to format data */ +int sdw_cdns_bpt_find_bandwidth(int command, /* 0: write, 1: read */ + int row, int col, int frame_rate, + unsigned int *tx_dma_bandwidth, + unsigned int *rx_dma_bandwidth); + int sdw_cdns_bpt_find_buffer_sizes(int command, /* 0: write, 1: read */ int row, int col, unsigned int data_bytes, unsigned int requested_bytes_per_frame, unsigned int *data_per_frame, unsigned int *pdi0_buffer_size, unsigned int *pdi1_buffer_size, unsigned int *num_frames); -int sdw_cdns_prepare_write_dma_buffer(u8 dev_num, u32 start_register, u8 *data, int data_size, - int data_per_frame, u8 *dma_buffer, int dma_buffer_size, - int *dma_buffer_total_bytes); +int sdw_cdns_prepare_write_dma_buffer(u8 dev_num, struct sdw_bpt_section *sec, int num_sec, + int data_per_frame, u8 *dma_buffer, + int dma_buffer_size, int *dma_buffer_total_bytes); -int sdw_cdns_prepare_read_dma_buffer(u8 dev_num, u32 start_register, int data_size, +int sdw_cdns_prepare_read_dma_buffer(u8 dev_num, struct sdw_bpt_section *sec, int num_sec, int data_per_frame, u8 *dma_buffer, int dma_buffer_size, - int *dma_buffer_total_bytes); + int *dma_buffer_total_bytes, unsigned int fake_size); int sdw_cdns_check_write_response(struct device *dev, u8 *dma_buffer, int dma_buffer_size, int num_frames); int sdw_cdns_check_read_response(struct device *dev, u8 *dma_buffer, int dma_buffer_size, - u8 *buffer, int buffer_size, int num_frames, int data_per_frame); + struct sdw_bpt_section *sec, int num_sec, int num_frames, + int data_per_frame); #endif /* __SDW_CADENCE_H */ |