1/* SPDX-License-Identifier: MIT */
2/*
3 * Copyright © 2022 Intel Corporation
4 */
5
6#ifndef __INTEL_DISPLAY_REG_DEFS_H__
7#define __INTEL_DISPLAY_REG_DEFS_H__
8
9#include "i915_reg_defs.h"
10
11#define DISPLAY_MMIO_BASE(dev_priv) (DISPLAY_INFO(dev_priv)->mmio_offset)
12
13#define VLV_DISPLAY_BASE 0x180000
14
15/*
16 * Named helper wrappers around _PICK_EVEN() and _PICK_EVEN_2RANGES().
17 */
18#define _PIPE(pipe, a, b) _PICK_EVEN(pipe, a, b)
19#define _PLANE(plane, a, b) _PICK_EVEN(plane, a, b)
20#define _TRANS(tran, a, b) _PICK_EVEN(tran, a, b)
21#define _PORT(port, a, b) _PICK_EVEN(port, a, b)
22#define _PLL(pll, a, b) _PICK_EVEN(pll, a, b)
23#define _PHY(phy, a, b) _PICK_EVEN(phy, a, b)
24
25#define _MMIO_PIPE(pipe, a, b) _MMIO(_PIPE(pipe, a, b))
26#define _MMIO_PLANE(plane, a, b) _MMIO(_PLANE(plane, a, b))
27#define _MMIO_TRANS(tran, a, b) _MMIO(_TRANS(tran, a, b))
28#define _MMIO_PORT(port, a, b) _MMIO(_PORT(port, a, b))
29#define _MMIO_PLL(pll, a, b) _MMIO(_PLL(pll, a, b))
30#define _MMIO_PHY(phy, a, b) _MMIO(_PHY(phy, a, b))
31
32#define _MMIO_PIPE3(pipe, a, b, c) _MMIO(_PICK_EVEN_2RANGES(pipe, 1, a, a, b, c))
33#define _MMIO_PORT3(pipe, a, b, c) _MMIO(_PICK_EVEN_2RANGES(pipe, 1, a, a, b, c))
34
35/*
36 * Device info offset array based helpers for groups of registers with unevenly
37 * spaced base offsets.
38 */
39#define _MMIO_PIPE2(pipe, reg) _MMIO(DISPLAY_INFO(dev_priv)->pipe_offsets[(pipe)] - \
40 DISPLAY_INFO(dev_priv)->pipe_offsets[PIPE_A] + \
41 DISPLAY_MMIO_BASE(dev_priv) + (reg))
42#define _MMIO_TRANS2(tran, reg) _MMIO(DISPLAY_INFO(dev_priv)->trans_offsets[(tran)] - \
43 DISPLAY_INFO(dev_priv)->trans_offsets[TRANSCODER_A] + \
44 DISPLAY_MMIO_BASE(dev_priv) + (reg))
45#define _MMIO_CURSOR2(pipe, reg) _MMIO(DISPLAY_INFO(dev_priv)->cursor_offsets[(pipe)] - \
46 DISPLAY_INFO(dev_priv)->cursor_offsets[PIPE_A] + \
47 DISPLAY_MMIO_BASE(dev_priv) + (reg))
48
49#endif /* __INTEL_DISPLAY_REG_DEFS_H__ */
50

source code of linux/drivers/gpu/drm/i915/display/intel_display_reg_defs.h