xref: /linux/drivers/gpu/drm/i915/display/intel_display_reg_defs.h (revision 8a922b7728a93d837954315c98b84f6b78de0c4f)
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)	(INTEL_INFO(dev_priv)->display.mmio_offset)
12 
13 #define VLV_DISPLAY_BASE		0x180000
14 
15 /*
16  * Named helper wrappers around _PICK_EVEN() and _PICK().
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 _PHY3(phy, ...)			_PICK(phy, __VA_ARGS__)
33 
34 #define _MMIO_PIPE3(pipe, a, b, c)	_MMIO(_PICK(pipe, a, b, c))
35 #define _MMIO_PORT3(pipe, a, b, c)	_MMIO(_PICK(pipe, a, b, c))
36 #define _MMIO_PHY3(phy, a, b, c)	_MMIO(_PHY3(phy, a, b, c))
37 #define _MMIO_PLL3(pll, ...)		_MMIO(_PICK(pll, __VA_ARGS__))
38 
39 /*
40  * Device info offset array based helpers for groups of registers with unevenly
41  * spaced base offsets.
42  */
43 #define _MMIO_PIPE2(pipe, reg)		_MMIO(INTEL_INFO(dev_priv)->display.pipe_offsets[(pipe)] - \
44 					      INTEL_INFO(dev_priv)->display.pipe_offsets[PIPE_A] + \
45 					      DISPLAY_MMIO_BASE(dev_priv) + (reg))
46 #define _MMIO_TRANS2(tran, reg)		_MMIO(INTEL_INFO(dev_priv)->display.trans_offsets[(tran)] - \
47 					      INTEL_INFO(dev_priv)->display.trans_offsets[TRANSCODER_A] + \
48 					      DISPLAY_MMIO_BASE(dev_priv) + (reg))
49 #define _MMIO_CURSOR2(pipe, reg)	_MMIO(INTEL_INFO(dev_priv)->display.cursor_offsets[(pipe)] - \
50 					      INTEL_INFO(dev_priv)->display.cursor_offsets[PIPE_A] + \
51 					      DISPLAY_MMIO_BASE(dev_priv) + (reg))
52 
53 #endif /* __INTEL_DISPLAY_REG_DEFS_H__ */
54