xref: /linux/drivers/hwtracing/coresight/coresight-tpda.h (revision 79790b6818e96c58fe2bffee1b418c16e64e7b80)
1 /* SPDX-License-Identifier: GPL-2.0 */
2 /*
3  * Copyright (c) 2023 Qualcomm Innovation Center, Inc. All rights reserved.
4  */
5 
6 #ifndef _CORESIGHT_CORESIGHT_TPDA_H
7 #define _CORESIGHT_CORESIGHT_TPDA_H
8 
9 #define TPDA_CR			(0x000)
10 #define TPDA_Pn_CR(n)		(0x004 + (n * 4))
11 /* Aggregator port enable bit */
12 #define TPDA_Pn_CR_ENA		BIT(0)
13 /* Aggregator port CMB data set element size bit */
14 #define TPDA_Pn_CR_CMBSIZE		GENMASK(7, 6)
15 /* Aggregator port DSB data set element size bit */
16 #define TPDA_Pn_CR_DSBSIZE		BIT(8)
17 
18 #define TPDA_MAX_INPORTS	32
19 
20 /* Bits 6 ~ 12 is for atid value */
21 #define TPDA_CR_ATID		GENMASK(12, 6)
22 
23 /**
24  * struct tpda_drvdata - specifics associated to an TPDA component
25  * @base:       memory mapped base address for this component.
26  * @dev:        The device entity associated to this component.
27  * @csdev:      component vitals needed by the framework.
28  * @spinlock:   lock for the drvdata value.
29  * @enable:     enable status of the component.
30  * @dsb_esize   Record the DSB element size.
31  * @cmb_esize   Record the CMB element size.
32  */
33 struct tpda_drvdata {
34 	void __iomem		*base;
35 	struct device		*dev;
36 	struct coresight_device	*csdev;
37 	spinlock_t		spinlock;
38 	u8			atid;
39 	u32			dsb_esize;
40 	u32			cmb_esize;
41 };
42 
43 #endif  /* _CORESIGHT_CORESIGHT_TPDA_H */
44