xref: /linux/drivers/gpu/drm/i915/soc/intel_pch.h (revision b7e1e969c887c897947fdc3754fe9b0c24acb155)
1 /* SPDX-License-Identifier: MIT */
2 /*
3  * Copyright 2019 Intel Corporation.
4  */
5 
6 #ifndef __INTEL_PCH__
7 #define __INTEL_PCH__
8 
9 struct drm_i915_private;
10 
11 /*
12  * Sorted by south display engine compatibility.
13  * If the new PCH comes with a south display engine that is not
14  * inherited from the latest item, please do not add it to the
15  * end. Instead, add it right after its "parent" PCH.
16  */
17 enum intel_pch {
18 	PCH_NOP = -1,	/* PCH without south display */
19 	PCH_NONE = 0,	/* No PCH present */
20 	PCH_IBX,	/* Ibexpeak PCH */
21 	PCH_CPT,	/* Cougarpoint/Pantherpoint PCH */
22 	PCH_LPT,	/* Lynxpoint/Wildcatpoint PCH */
23 	PCH_SPT,        /* Sunrisepoint/Kaby Lake PCH */
24 	PCH_CNP,        /* Cannon/Comet Lake PCH */
25 	PCH_ICP,	/* Ice Lake/Jasper Lake PCH */
26 	PCH_TGP,	/* Tiger Lake/Mule Creek Canyon PCH */
27 	PCH_ADP,	/* Alder Lake PCH */
28 
29 	/* Fake PCHs, functionality handled on the same PCI dev */
30 	PCH_DG1 = 1024,
31 	PCH_DG2,
32 	PCH_MTL,
33 	PCH_LNL,
34 };
35 
36 #define INTEL_PCH_DEVICE_ID_MASK		0xff80
37 #define INTEL_PCH_IBX_DEVICE_ID_TYPE		0x3b00
38 #define INTEL_PCH_CPT_DEVICE_ID_TYPE		0x1c00
39 #define INTEL_PCH_PPT_DEVICE_ID_TYPE		0x1e00
40 #define INTEL_PCH_LPT_DEVICE_ID_TYPE		0x8c00
41 #define INTEL_PCH_LPT_LP_DEVICE_ID_TYPE		0x9c00
42 #define INTEL_PCH_WPT_DEVICE_ID_TYPE		0x8c80
43 #define INTEL_PCH_WPT_LP_DEVICE_ID_TYPE		0x9c80
44 #define INTEL_PCH_SPT_DEVICE_ID_TYPE		0xA100
45 #define INTEL_PCH_SPT_LP_DEVICE_ID_TYPE		0x9D00
46 #define INTEL_PCH_KBP_DEVICE_ID_TYPE		0xA280
47 #define INTEL_PCH_CNP_DEVICE_ID_TYPE		0xA300
48 #define INTEL_PCH_CNP_LP_DEVICE_ID_TYPE		0x9D80
49 #define INTEL_PCH_CMP_DEVICE_ID_TYPE		0x0280
50 #define INTEL_PCH_CMP2_DEVICE_ID_TYPE		0x0680
51 #define INTEL_PCH_CMP_V_DEVICE_ID_TYPE		0xA380
52 #define INTEL_PCH_ICP_DEVICE_ID_TYPE		0x3480
53 #define INTEL_PCH_ICP2_DEVICE_ID_TYPE		0x3880
54 #define INTEL_PCH_MCC_DEVICE_ID_TYPE		0x4B00
55 #define INTEL_PCH_TGP_DEVICE_ID_TYPE		0xA080
56 #define INTEL_PCH_TGP2_DEVICE_ID_TYPE		0x4380
57 #define INTEL_PCH_JSP_DEVICE_ID_TYPE		0x4D80
58 #define INTEL_PCH_ADP_DEVICE_ID_TYPE		0x7A80
59 #define INTEL_PCH_ADP2_DEVICE_ID_TYPE		0x5180
60 #define INTEL_PCH_ADP3_DEVICE_ID_TYPE		0x7A00
61 #define INTEL_PCH_ADP4_DEVICE_ID_TYPE		0x5480
62 #define INTEL_PCH_P2X_DEVICE_ID_TYPE		0x7100
63 #define INTEL_PCH_P3X_DEVICE_ID_TYPE		0x7000
64 #define INTEL_PCH_QEMU_DEVICE_ID_TYPE		0x2900 /* qemu q35 has 2918 */
65 
66 #define INTEL_PCH_TYPE(dev_priv)		((dev_priv)->pch_type)
67 #define INTEL_PCH_ID(dev_priv)			((dev_priv)->pch_id)
68 #define HAS_PCH_DG2(dev_priv)			(INTEL_PCH_TYPE(dev_priv) == PCH_DG2)
69 #define HAS_PCH_ADP(dev_priv)			(INTEL_PCH_TYPE(dev_priv) == PCH_ADP)
70 #define HAS_PCH_DG1(dev_priv)			(INTEL_PCH_TYPE(dev_priv) == PCH_DG1)
71 #define HAS_PCH_TGP(dev_priv)			(INTEL_PCH_TYPE(dev_priv) == PCH_TGP)
72 #define HAS_PCH_ICP(dev_priv)			(INTEL_PCH_TYPE(dev_priv) == PCH_ICP)
73 #define HAS_PCH_CNP(dev_priv)			(INTEL_PCH_TYPE(dev_priv) == PCH_CNP)
74 #define HAS_PCH_SPT(dev_priv)			(INTEL_PCH_TYPE(dev_priv) == PCH_SPT)
75 #define HAS_PCH_LPT(dev_priv)			(INTEL_PCH_TYPE(dev_priv) == PCH_LPT)
76 #define HAS_PCH_LPT_LP(dev_priv) \
77 	(INTEL_PCH_ID(dev_priv) == INTEL_PCH_LPT_LP_DEVICE_ID_TYPE || \
78 	 INTEL_PCH_ID(dev_priv) == INTEL_PCH_WPT_LP_DEVICE_ID_TYPE)
79 #define HAS_PCH_LPT_H(dev_priv) \
80 	(INTEL_PCH_ID(dev_priv) == INTEL_PCH_LPT_DEVICE_ID_TYPE || \
81 	 INTEL_PCH_ID(dev_priv) == INTEL_PCH_WPT_DEVICE_ID_TYPE)
82 #define HAS_PCH_CPT(dev_priv)			(INTEL_PCH_TYPE(dev_priv) == PCH_CPT)
83 #define HAS_PCH_IBX(dev_priv)			(INTEL_PCH_TYPE(dev_priv) == PCH_IBX)
84 #define HAS_PCH_NOP(dev_priv)			(INTEL_PCH_TYPE(dev_priv) == PCH_NOP)
85 #define HAS_PCH_SPLIT(dev_priv)			(INTEL_PCH_TYPE(dev_priv) != PCH_NONE)
86 
87 void intel_detect_pch(struct drm_i915_private *dev_priv);
88 
89 #endif /* __INTEL_PCH__ */
90