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sdw_amd.h

/* SPDX-License-Identifier: GPL-2.0+ */ /* * Copyright (C) 2023 Advanced Micro Devices, Inc. All rights reserved. */ #ifndef __SDW_AMD_H #define __SDW_AMD_H #include <linux/soundwire/sdw.h> /* AMD pm_runtime quirk definitions */ /* * Force the clock to stop(ClockStopMode0) when suspend callback * is invoked. */ #define AMD_SDW_CLK_STOP_MODE 1 /* * Stop the bus when runtime suspend/system level suspend callback * is invoked. If set, a complete bus reset and re-enumeration will * be performed when the bus restarts. In-band wake interrupts are * not supported in this mode. */ #define AMD_SDW_POWER_OFF_MODE 2 #define ACP_SDW0 0 #define ACP_SDW1 1 struct acp_sdw_pdata { u16 instance; /* mutex to protect acp common register access */ struct mutex *acp_sdw_lock; }; struct sdw_manager_reg_mask { u32 sw_pad_enable_mask; u32 sw_pad_pulldown_mask; u32 acp_sdw_intr_mask; }; /** * struct sdw_amd_dai_runtime: AMD sdw dai runtime data * * @name: SoundWire stream name * @stream: stream runtime * @bus: Bus handle * @stream_type: Stream type */ struct sdw_amd_dai_runtime { char *name; struct sdw_stream_runtime *stream; struct sdw_bus *bus; enum sdw_stream_type stream_type; }; /** * struct amd_sdw_manager - amd manager driver context * @bus: bus handle * @dev: linux device * @mmio: SoundWire registers mmio base * @acp_mmio: acp registers mmio base * @reg_mask: register mask structure per manager instance * @amd_sdw_irq_thread: SoundWire manager irq workqueue * @amd_sdw_work: peripheral status work queue * @probe_work: SoundWire manager probe workqueue * @acp_sdw_lock: mutex to protect acp share register access * @status: peripheral devices status array * @num_din_ports: number of input ports * @num_dout_ports: number of output ports * @cols_index: Column index in frame shape * @rows_index: Rows index in frame shape * @instance: SoundWire manager instance * @quirks: SoundWire manager quirks * @wake_en_mask: wake enable mask per SoundWire manager * @clk_stopped: flag set to true when clock is stopped * @power_mode_mask: flag interprets amd SoundWire manager power mode * @dai_runtime_array: dai runtime array */ struct amd_sdw_manager { struct sdw_bus bus; struct device *dev; void __iomem *mmio; void __iomem *acp_mmio; struct sdw_manager_reg_mask *reg_mask; struct work_struct amd_sdw_irq_thread; struct work_struct amd_sdw_work; struct work_struct probe_work; /* mutex to protect acp common register access */ struct mutex *acp_sdw_lock; enum sdw_slave_status status[SDW_MAX_DEVICES + 1]; int num_din_ports; int num_dout_ports; int cols_index; int rows_index; u32 instance; u32 quirks; u32 wake_en_mask; u32 power_mode_mask; bool clk_stopped; struct sdw_amd_dai_runtime **dai_runtime_array; }; #endif

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docroot: /var/www/469ed2f6-4d4b-4a8a-9f5e-ee4ef04d3bc8/public_html

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curdir: /usr/src/linux-headers-6.8.0-117/include/linux/soundwire

	.		4096
	..		69632
X	sdw.h		36077
X	sdw_amd.h		2808
X	sdw_intel.h		15081
X	sdw_registers.h		11653
X	sdw_type.h		1245