1/* SPDX-License-Identifier: (GPL-2.0 OR BSD-3-Clause) */
 2/* Copyright(c) 2015-17 Intel Corporation. */
 3
 4#ifndef __SDW_INTEL_LOCAL_H
 5#define __SDW_INTEL_LOCAL_H
 6
 7/**
 8 * struct sdw_intel_link_res - Soundwire Intel link resource structure,
 9 * typically populated by the controller driver.
10 * @pdev: platform_device
11 * @mmio_base: mmio base of SoundWire registers
12 * @registers: Link IO registers base
13 * @shim: Audio shim pointer
14 * @alh: ALH (Audio Link Hub) pointer
15 * @irq: Interrupt line
16 * @ops: Shim callback ops
17 * @dev: device implementing hw_params and free callbacks
18 * @shim_lock: mutex to handle access to shared SHIM registers
19 * @shim_mask: global pointer to check SHIM register initialization
20 * @cdns: Cadence master descriptor
21 * @list: used to walk-through all masters exposed by the same controller
22 */
23struct sdw_intel_link_res {
24	struct platform_device *pdev;
25	void __iomem *mmio_base; /* not strictly needed, useful for debug */
26	void __iomem *registers;
27	void __iomem *shim;
28	void __iomem *alh;
29	int irq;
30	const struct sdw_intel_ops *ops;
31	struct device *dev;
32	struct mutex *shim_lock; /* protect shared registers */
33	u32 *shim_mask;
34	struct sdw_cdns *cdns;
35	struct list_head list;
36};
37
38struct sdw_intel {
39	struct sdw_cdns cdns;
40	int instance;
41	struct sdw_intel_link_res *link_res;
42#ifdef CONFIG_DEBUG_FS
43	struct dentry *debugfs;
44#endif
45};
46
47#define SDW_INTEL_QUIRK_MASK_BUS_DISABLE      BIT(1)
48
49int intel_master_startup(struct platform_device *pdev);
50int intel_master_process_wakeen_event(struct platform_device *pdev);
51
52#endif /* __SDW_INTEL_LOCAL_H */

 1// SPDX-License-Identifier: (GPL-2.0 OR BSD-3-Clause)
 2// Copyright(c) 2015-17 Intel Corporation.
 3
 4#ifndef __SDW_INTEL_LOCAL_H
 5#define __SDW_INTEL_LOCAL_H
 6
 7/**
 8 * struct sdw_intel_res - Soundwire link resources
 
 
 
 9 * @registers: Link IO registers base
10 * @shim: Audio shim pointer
11 * @alh: ALH (Audio Link Hub) pointer
12 * @irq: Interrupt line
13 *
14 * This is set as pdata for each link instance.
 
 
 
 
15 */
16struct sdw_intel_link_res {
 
 
17	void __iomem *registers;
18	void __iomem *shim;
19	void __iomem *alh;
20	int irq;
 
 
 
 
 
 
21};
 
 
 
 
 
 
 
 
 
 
 
 
 
 
22
23#endif /* __SDW_INTEL_LOCAL_H */