1/* SPDX-License-Identifier: MIT */
2/*
3 * Copyright �� 2023 Intel Corporation
4 */
5
6#ifndef __INTEL_DSB_REGS_H__
7#define __INTEL_DSB_REGS_H__
8
9#include "intel_display_reg_defs.h"
10
11/* This register controls the Display State Buffer (DSB) engines. */
12#define _DSBSL_INSTANCE_BASE		0x70B00
13#define DSBSL_INSTANCE(pipe, id)	(_DSBSL_INSTANCE_BASE + \
14					 (pipe) * 0x1000 + (id) * 0x100)
15#define DSB_HEAD(pipe, id)		_MMIO(DSBSL_INSTANCE(pipe, id) + 0x0)
16#define DSB_TAIL(pipe, id)		_MMIO(DSBSL_INSTANCE(pipe, id) + 0x4)
17#define DSB_CTRL(pipe, id)		_MMIO(DSBSL_INSTANCE(pipe, id) + 0x8)
18#define   DSB_ENABLE			REG_BIT(31)
19#define   DSB_BUF_REITERATE		REG_BIT(29)
20#define   DSB_WAIT_FOR_VBLANK		REG_BIT(28)
21#define   DSB_WAIT_FOR_LINE_IN		REG_BIT(27)
22#define   DSB_HALT			REG_BIT(16)
23#define   DSB_NON_POSTED		REG_BIT(8)
24#define   DSB_STATUS_BUSY		REG_BIT(0)
25#define DSB_MMIOCTRL(pipe, id)		_MMIO(DSBSL_INSTANCE(pipe, id) + 0xc)
26#define   DSB_MMIO_DEAD_CLOCKS_ENABLE	REG_BIT(31)
27#define   DSB_MMIO_DEAD_CLOCKS_COUNT_MASK	REG_GENMASK(15, 8)
28#define   DSB_MMIO_DEAD_CLOCKS_COUNT(x)	REG_FIELD_PREP(DSB_MMIO_DEAD_CLOCK_COUNT_MASK, (x))
29#define   DSB_MMIO_CYCLES_MASK		REG_GENMASK(7, 0)
30#define   DSB_MMIO_CYCLES(x)		REG_FIELD_PREP(DSB_MMIO_CYCLES_MASK, (x))
31#define DSB_POLLFUNC(pipe, id)		_MMIO(DSBSL_INSTANCE(pipe, id) + 0x10)
32#define   DSB_POLL_ENABLE		REG_BIT(31)
33#define   DSB_POLL_WAIT_MASK		REG_GENMASK(30, 23)
34#define   DSB_POLL_WAIT(x)		REG_FIELD_PREP(DSB_POLL_WAIT_MASK, (x)) /* usec */
35#define   DSB_POLL_COUNT_MASK		REG_GENMASK(22, 15)
36#define   DSB_POLL_COUNT(x)		REG_FIELD_PREP(DSB_POLL_COUNT_MASK, (x))
37#define DSB_DEBUG(pipe, id)		_MMIO(DSBSL_INSTANCE(pipe, id) + 0x14)
38#define DSB_POLLMASK(pipe, id)		_MMIO(DSBSL_INSTANCE(pipe, id) + 0x1c)
39#define DSB_STATUS(pipe, id)		_MMIO(DSBSL_INSTANCE(pipe, id) + 0x24)
40#define   DSB_HP_IDLE_STATUS		REG_BIT(31)
41#define   DSB_DEWAKE_STATUS		REG_BIT(30)
42#define   DSB_REQARB_SM_STATE_MASK	REG_GENMASK(29, 27)
43#define   DSB_SAFE_WINDOW_LIVE		REG_BIT(26)
44#define   DSB_VTDFAULT_ARB_SM_STATE_MASK	REG_GENMASK(25, 23)
45#define   DSB_TLBTRANS_SM_STATE_MASK	REG_GENMASK(21, 20)
46#define   DSB_SAFE_WINDOW		REG_BIT(19)
47#define   DSB_POINTERS_SM_STATE_MASK	REG_GENMASK(18, 17)
48#define   DSB_BUSY_ON_DELAYED_VBLANK	REG_BIT(16)
49#define   DSB_MMIO_ARB_SM_STATE_MASK	REG_GENMASK(15, 13)
50#define   DSB_MMIO_INST_SM_STATE_MASK	REG_GENMASK(11, 7)
51#define   DSB_RESET_SM_STATE_MASK	REG_GENMASK(5, 4)
52#define   DSB_RUN_SM_STATE_MASK		REG_GENMASK(2, 0)
53#define DSB_INTERRUPT(pipe, id)		_MMIO(DSBSL_INSTANCE(pipe, id) + 0x28)
54#define   DSB_ATS_FAULT_INT_EN		REG_BIT(20)
55#define   DSB_GTT_FAULT_INT_EN		REG_BIT(19)
56#define   DSB_RSPTIMEOUT_INT_EN		REG_BIT(18)
57#define   DSB_POLL_ERR_INT_EN		REG_BIT(17)
58#define   DSB_PROG_INT_EN		REG_BIT(16)
59#define   DSB_ATS_FAULT_INT_STATUS	REG_BIT(4)
60#define   DSB_GTT_FAULT_INT_STATUS	REG_BIT(3)
61#define   DSB_RSPTIMEOUT_INT_STATUS	REG_BIT(2)
62#define   DSB_POLL_ERR_INT_STATUS	REG_BIT(1)
63#define   DSB_PROG_INT_STATUS		REG_BIT(0)
64#define DSB_CURRENT_HEAD(pipe, id)	_MMIO(DSBSL_INSTANCE(pipe, id) + 0x2c)
65#define DSB_RM_TIMEOUT(pipe, id)	_MMIO(DSBSL_INSTANCE(pipe, id) + 0x30)
66#define   DSB_RM_CLAIM_TIMEOUT		REG_BIT(31)
67#define   DSB_RM_READY_TIMEOUT		REG_BIT(30)
68#define   DSB_RM_CLAIM_TIMEOUT_COUNT_MASK	REG_GENMASK(23, 16)
69#define   DSB_RM_CLAIM_TIMEOUT_COUNT(x)	REG_FIELD_PREP(DSB_RM_CLAIM_TIMEOUT_COUNT_MASK, (x)) /* clocks */
70#define   DSB_RM_READY_TIMEOUT_VALUE_MASK	REG_GENMASK(15, 0)
71#define   DSB_RM_READY_TIMEOUT_VALUE(x)	REG_FIELD_PREP(DSB_RM_READY_TIMEOUT_VALUE, (x)) /* usec */
72#define DSB_RMTIMEOUTREG_CAPTURE(pipe, id)	_MMIO(DSBSL_INSTANCE(pipe, id) + 0x34)
73#define DSB_PMCTRL(pipe, id)		_MMIO(DSBSL_INSTANCE(pipe, id) + 0x38)
74#define   DSB_ENABLE_DEWAKE		REG_BIT(31)
75#define   DSB_SCANLINE_FOR_DEWAKE_MASK	REG_GENMASK(30, 0)
76#define   DSB_SCANLINE_FOR_DEWAKE(x)	REG_FIELD_PREP(DSB_SCANLINE_FOR_DEWAKE_MASK, (x))
77#define DSB_PMCTRL_2(pipe, id)		_MMIO(DSBSL_INSTANCE(pipe, id) + 0x3c)
78#define   DSB_MMIOGEN_DEWAKE_DIS	REG_BIT(31)
79#define   DSB_FORCE_DEWAKE		REG_BIT(23)
80#define   DSB_BLOCK_DEWAKE_EXTENSION	REG_BIT(15)
81#define   DSB_OVERRIDE_DC5_DC6_OK	REG_BIT(7)
82#define DSB_PF_LN_LOWER(pipe, id)	_MMIO(DSBSL_INSTANCE(pipe, id) + 0x40)
83#define DSB_PF_LN_UPPER(pipe, id)	_MMIO(DSBSL_INSTANCE(pipe, id) + 0x44)
84#define DSB_BUFRPT_CNT(pipe, id)	_MMIO(DSBSL_INSTANCE(pipe, id) + 0x48)
85#define DSB_CHICKEN(pipe, id)		_MMIO(DSBSL_INSTANCE(pipe, id) + 0xf0)
86#define   DSB_FORCE_DMA_SYNC_RESET	REG_BIT(31)
87#define   DSB_FORCE_VTD_ENGIE_RESET	REG_BIT(30)
88#define   DSB_DISABLE_IPC_DEMOTE	REG_BIT(29)
89#define   DSB_SKIP_WAITS_EN		REG_BIT(23)
90#define   DSB_EXTEND_HP_IDLE		REG_BIT(16)
91#define   DSB_CTRL_WAIT_SAFE_WINDOW	REG_BIT(15)
92#define   DSB_CTRL_NO_WAIT_VBLANK	REG_BIT(14)
93#define   DSB_INST_WAIT_SAFE_WINDOW	REG_BIT(7)
94#define   DSB_INST_NO_WAIT_VBLANK	REG_BIT(6)
95#define   DSB_MMIOGEN_DEWAKE_DIS_CHICKEN	REG_BIT(2)
96#define   DSB_DISABLE_MMIO_COUNT_FOR_INDEXED	REG_BIT(0)
97
98#endif /* __INTEL_DSB_REGS_H__ */
99