1/* SPDX-License-Identifier: GPL-2.0 */
  2/* (C) COPYRIGHT 2014-2018 ARM Limited. All rights reserved. */
  3/* Copyright 2019 Linaro, Ltd., Rob Herring <robh@kernel.org> */
  4#ifndef __PANFROST_FEATURES_H__
  5#define __PANFROST_FEATURES_H__
  6
  7#include <linux/bitops.h>
  8
  9#include "panfrost_device.h"
 10
 11enum panfrost_hw_feature {
 12	HW_FEATURE_JOBCHAIN_DISAMBIGUATION,
 13	HW_FEATURE_PWRON_DURING_PWROFF_TRANS,
 14	HW_FEATURE_XAFFINITY,
 15	HW_FEATURE_V4,
 16	HW_FEATURE_FLUSH_REDUCTION,
 17	HW_FEATURE_PROTECTED_MODE,
 18	HW_FEATURE_COHERENCY_REG,
 19	HW_FEATURE_PROTECTED_DEBUG_MODE,
 20	HW_FEATURE_AARCH64_MMU,
 21	HW_FEATURE_TLS_HASHING,
 22	HW_FEATURE_THREAD_GROUP_SPLIT,
 23	HW_FEATURE_IDVS_GROUP_SIZE,
 24	HW_FEATURE_CLEAN_ONLY_SAFE,
 25	HW_FEATURE_3BIT_EXT_RW_L2_MMU_CONFIG,
 26};
 27
 28#define hw_features_t600 (\
 29	BIT_ULL(HW_FEATURE_THREAD_GROUP_SPLIT) | \
 30	BIT_ULL(HW_FEATURE_V4))
 31
 32#define hw_features_t620 hw_features_t600
 33
 34#define hw_features_t720 hw_features_t600
 35
 36#define hw_features_t760 (\
 37	BIT_ULL(HW_FEATURE_JOBCHAIN_DISAMBIGUATION) | \
 38	BIT_ULL(HW_FEATURE_PWRON_DURING_PWROFF_TRANS) | \
 39	BIT_ULL(HW_FEATURE_XAFFINITY) | \
 40	BIT_ULL(HW_FEATURE_THREAD_GROUP_SPLIT))
 41
 42#define hw_features_t860 hw_features_t760
 43
 44#define hw_features_t880 hw_features_t760
 45
 46#define hw_features_t830 hw_features_t760
 47
 48#define hw_features_t820 hw_features_t760
 49
 50#define hw_features_g71 (\
 51	BIT_ULL(HW_FEATURE_JOBCHAIN_DISAMBIGUATION) | \
 52	BIT_ULL(HW_FEATURE_PWRON_DURING_PWROFF_TRANS) | \
 53	BIT_ULL(HW_FEATURE_XAFFINITY) | \
 54	BIT_ULL(HW_FEATURE_THREAD_GROUP_SPLIT) | \
 55	BIT_ULL(HW_FEATURE_FLUSH_REDUCTION) | \
 56	BIT_ULL(HW_FEATURE_PROTECTED_MODE) | \
 57	BIT_ULL(HW_FEATURE_COHERENCY_REG))
 58
 59#define hw_features_g72 (\
 60	BIT_ULL(HW_FEATURE_JOBCHAIN_DISAMBIGUATION) | \
 61	BIT_ULL(HW_FEATURE_PWRON_DURING_PWROFF_TRANS) | \
 62	BIT_ULL(HW_FEATURE_XAFFINITY) | \
 63	BIT_ULL(HW_FEATURE_THREAD_GROUP_SPLIT) | \
 64	BIT_ULL(HW_FEATURE_FLUSH_REDUCTION) | \
 65	BIT_ULL(HW_FEATURE_PROTECTED_MODE) | \
 66	BIT_ULL(HW_FEATURE_PROTECTED_DEBUG_MODE) | \
 67	BIT_ULL(HW_FEATURE_COHERENCY_REG))
 68
 69#define hw_features_g51 hw_features_g72
 70
 71#define hw_features_g52 (\
 72	BIT_ULL(HW_FEATURE_JOBCHAIN_DISAMBIGUATION) | \
 73	BIT_ULL(HW_FEATURE_PWRON_DURING_PWROFF_TRANS) | \
 74	BIT_ULL(HW_FEATURE_XAFFINITY) | \
 75	BIT_ULL(HW_FEATURE_THREAD_GROUP_SPLIT) | \
 76	BIT_ULL(HW_FEATURE_FLUSH_REDUCTION) | \
 77	BIT_ULL(HW_FEATURE_PROTECTED_MODE) | \
 78	BIT_ULL(HW_FEATURE_PROTECTED_DEBUG_MODE) | \
 79	BIT_ULL(HW_FEATURE_IDVS_GROUP_SIZE) | \
 80	BIT_ULL(HW_FEATURE_COHERENCY_REG))
 81
 82#define hw_features_g76 (\
 83	BIT_ULL(HW_FEATURE_JOBCHAIN_DISAMBIGUATION) | \
 84	BIT_ULL(HW_FEATURE_PWRON_DURING_PWROFF_TRANS) | \
 85	BIT_ULL(HW_FEATURE_XAFFINITY) | \
 86	BIT_ULL(HW_FEATURE_THREAD_GROUP_SPLIT) | \
 87	BIT_ULL(HW_FEATURE_FLUSH_REDUCTION) | \
 88	BIT_ULL(HW_FEATURE_PROTECTED_MODE) | \
 89	BIT_ULL(HW_FEATURE_PROTECTED_DEBUG_MODE) | \
 90	BIT_ULL(HW_FEATURE_COHERENCY_REG) | \
 91	BIT_ULL(HW_FEATURE_AARCH64_MMU) | \
 92	BIT_ULL(HW_FEATURE_TLS_HASHING) | \
 93	BIT_ULL(HW_FEATURE_IDVS_GROUP_SIZE) | \
 94	BIT_ULL(HW_FEATURE_3BIT_EXT_RW_L2_MMU_CONFIG))
 95
 96#define hw_features_g31 (\
 97	BIT_ULL(HW_FEATURE_JOBCHAIN_DISAMBIGUATION) | \
 98	BIT_ULL(HW_FEATURE_PWRON_DURING_PWROFF_TRANS) | \
 99	BIT_ULL(HW_FEATURE_XAFFINITY) | \
100	BIT_ULL(HW_FEATURE_THREAD_GROUP_SPLIT) | \
101	BIT_ULL(HW_FEATURE_FLUSH_REDUCTION) | \
102	BIT_ULL(HW_FEATURE_PROTECTED_MODE) | \
103	BIT_ULL(HW_FEATURE_PROTECTED_DEBUG_MODE) | \
104	BIT_ULL(HW_FEATURE_COHERENCY_REG) | \
105	BIT_ULL(HW_FEATURE_AARCH64_MMU) | \
106	BIT_ULL(HW_FEATURE_TLS_HASHING) | \
107	BIT_ULL(HW_FEATURE_3BIT_EXT_RW_L2_MMU_CONFIG))
108
109#define hw_features_g57 (\
110	BIT_ULL(HW_FEATURE_JOBCHAIN_DISAMBIGUATION) | \
111	BIT_ULL(HW_FEATURE_PWRON_DURING_PWROFF_TRANS) | \
112	BIT_ULL(HW_FEATURE_XAFFINITY) | \
113	BIT_ULL(HW_FEATURE_FLUSH_REDUCTION) | \
114	BIT_ULL(HW_FEATURE_PROTECTED_MODE) | \
115	BIT_ULL(HW_FEATURE_PROTECTED_DEBUG_MODE) | \
116	BIT_ULL(HW_FEATURE_COHERENCY_REG) | \
117	BIT_ULL(HW_FEATURE_AARCH64_MMU) | \
118	BIT_ULL(HW_FEATURE_IDVS_GROUP_SIZE) | \
119	BIT_ULL(HW_FEATURE_CLEAN_ONLY_SAFE))
120
121static inline bool panfrost_has_hw_feature(struct panfrost_device *pfdev,
122					   enum panfrost_hw_feature feat)
123{
124	return test_bit(feat, pfdev->features.hw_features);
125}
126
127#endif