From c46302ec554c575e79d791c7c84fd4c795e97680 Mon Sep 17 00:00:00 2001 From: Vinod Koul Date: Thu, 26 Apr 2018 18:39:05 +0530 Subject: soundwire: intel: Add audio DAI ops Add DAI registration and DAI ops for the Intel driver along with callback for topology configuration. Signed-off-by: Sanyog Kale Signed-off-by: Shreyas NC Signed-off-by: Vinod Koul --- include/linux/soundwire/sdw.h | 3 +++ include/linux/soundwire/sdw_intel.h | 14 ++++++++++++++ 2 files changed, 17 insertions(+) (limited to 'include/linux/soundwire') diff --git a/include/linux/soundwire/sdw.h b/include/linux/soundwire/sdw.h index 399cfb295593..962971e6a9c7 100644 --- a/include/linux/soundwire/sdw.h +++ b/include/linux/soundwire/sdw.h @@ -38,6 +38,9 @@ struct sdw_slave; #define SDW_VALID_PORT_RANGE(n) (n <= 14 && n >= 1) +#define SDW_DAI_ID_RANGE_START 100 +#define SDW_DAI_ID_RANGE_END 200 + /** * enum sdw_slave_status - Slave status * @SDW_SLAVE_UNATTACHED: Slave is not attached with the bus. diff --git a/include/linux/soundwire/sdw_intel.h b/include/linux/soundwire/sdw_intel.h index 4b37528f592d..2b9573b8aedd 100644 --- a/include/linux/soundwire/sdw_intel.h +++ b/include/linux/soundwire/sdw_intel.h @@ -4,18 +4,32 @@ #ifndef __SDW_INTEL_H #define __SDW_INTEL_H +/** + * struct sdw_intel_ops: Intel audio driver callback ops + * + * @config_stream: configure the stream with the hw_params + */ +struct sdw_intel_ops { + int (*config_stream)(void *arg, void *substream, + void *dai, void *hw_params, int stream_num); +}; + /** * struct sdw_intel_res - Soundwire Intel resource structure * @mmio_base: mmio base of SoundWire registers * @irq: interrupt number * @handle: ACPI parent handle * @parent: parent device + * @ops: callback ops + * @arg: callback arg */ struct sdw_intel_res { void __iomem *mmio_base; int irq; acpi_handle handle; struct device *parent; + const struct sdw_intel_ops *ops; + void *arg; }; void *sdw_intel_init(acpi_handle *parent_handle, struct sdw_intel_res *res); -- cgit v1.2.3