spu_priv1.h (5186B)
1/* SPDX-License-Identifier: GPL-2.0-only */ 2/* 3 * Defines an spu hypervisor abstraction layer. 4 * 5 * Copyright 2006 Sony Corp. 6 */ 7 8#if !defined(_SPU_PRIV1_H) 9#define _SPU_PRIV1_H 10#if defined(__KERNEL__) 11 12#include <linux/types.h> 13 14struct spu; 15struct spu_context; 16 17/* access to priv1 registers */ 18 19struct spu_priv1_ops { 20 void (*int_mask_and) (struct spu *spu, int class, u64 mask); 21 void (*int_mask_or) (struct spu *spu, int class, u64 mask); 22 void (*int_mask_set) (struct spu *spu, int class, u64 mask); 23 u64 (*int_mask_get) (struct spu *spu, int class); 24 void (*int_stat_clear) (struct spu *spu, int class, u64 stat); 25 u64 (*int_stat_get) (struct spu *spu, int class); 26 void (*cpu_affinity_set) (struct spu *spu, int cpu); 27 u64 (*mfc_dar_get) (struct spu *spu); 28 u64 (*mfc_dsisr_get) (struct spu *spu); 29 void (*mfc_dsisr_set) (struct spu *spu, u64 dsisr); 30 void (*mfc_sdr_setup) (struct spu *spu); 31 void (*mfc_sr1_set) (struct spu *spu, u64 sr1); 32 u64 (*mfc_sr1_get) (struct spu *spu); 33 void (*mfc_tclass_id_set) (struct spu *spu, u64 tclass_id); 34 u64 (*mfc_tclass_id_get) (struct spu *spu); 35 void (*tlb_invalidate) (struct spu *spu); 36 void (*resource_allocation_groupID_set) (struct spu *spu, u64 id); 37 u64 (*resource_allocation_groupID_get) (struct spu *spu); 38 void (*resource_allocation_enable_set) (struct spu *spu, u64 enable); 39 u64 (*resource_allocation_enable_get) (struct spu *spu); 40}; 41 42extern const struct spu_priv1_ops* spu_priv1_ops; 43 44static inline void 45spu_int_mask_and (struct spu *spu, int class, u64 mask) 46{ 47 spu_priv1_ops->int_mask_and(spu, class, mask); 48} 49 50static inline void 51spu_int_mask_or (struct spu *spu, int class, u64 mask) 52{ 53 spu_priv1_ops->int_mask_or(spu, class, mask); 54} 55 56static inline void 57spu_int_mask_set (struct spu *spu, int class, u64 mask) 58{ 59 spu_priv1_ops->int_mask_set(spu, class, mask); 60} 61 62static inline u64 63spu_int_mask_get (struct spu *spu, int class) 64{ 65 return spu_priv1_ops->int_mask_get(spu, class); 66} 67 68static inline void 69spu_int_stat_clear (struct spu *spu, int class, u64 stat) 70{ 71 spu_priv1_ops->int_stat_clear(spu, class, stat); 72} 73 74static inline u64 75spu_int_stat_get (struct spu *spu, int class) 76{ 77 return spu_priv1_ops->int_stat_get (spu, class); 78} 79 80static inline void 81spu_cpu_affinity_set (struct spu *spu, int cpu) 82{ 83 spu_priv1_ops->cpu_affinity_set(spu, cpu); 84} 85 86static inline u64 87spu_mfc_dar_get (struct spu *spu) 88{ 89 return spu_priv1_ops->mfc_dar_get(spu); 90} 91 92static inline u64 93spu_mfc_dsisr_get (struct spu *spu) 94{ 95 return spu_priv1_ops->mfc_dsisr_get(spu); 96} 97 98static inline void 99spu_mfc_dsisr_set (struct spu *spu, u64 dsisr) 100{ 101 spu_priv1_ops->mfc_dsisr_set(spu, dsisr); 102} 103 104static inline void 105spu_mfc_sdr_setup (struct spu *spu) 106{ 107 spu_priv1_ops->mfc_sdr_setup(spu); 108} 109 110static inline void 111spu_mfc_sr1_set (struct spu *spu, u64 sr1) 112{ 113 spu_priv1_ops->mfc_sr1_set(spu, sr1); 114} 115 116static inline u64 117spu_mfc_sr1_get (struct spu *spu) 118{ 119 return spu_priv1_ops->mfc_sr1_get(spu); 120} 121 122static inline void 123spu_mfc_tclass_id_set (struct spu *spu, u64 tclass_id) 124{ 125 spu_priv1_ops->mfc_tclass_id_set(spu, tclass_id); 126} 127 128static inline u64 129spu_mfc_tclass_id_get (struct spu *spu) 130{ 131 return spu_priv1_ops->mfc_tclass_id_get(spu); 132} 133 134static inline void 135spu_tlb_invalidate (struct spu *spu) 136{ 137 spu_priv1_ops->tlb_invalidate(spu); 138} 139 140static inline void 141spu_resource_allocation_groupID_set (struct spu *spu, u64 id) 142{ 143 spu_priv1_ops->resource_allocation_groupID_set(spu, id); 144} 145 146static inline u64 147spu_resource_allocation_groupID_get (struct spu *spu) 148{ 149 return spu_priv1_ops->resource_allocation_groupID_get(spu); 150} 151 152static inline void 153spu_resource_allocation_enable_set (struct spu *spu, u64 enable) 154{ 155 spu_priv1_ops->resource_allocation_enable_set(spu, enable); 156} 157 158static inline u64 159spu_resource_allocation_enable_get (struct spu *spu) 160{ 161 return spu_priv1_ops->resource_allocation_enable_get(spu); 162} 163 164/* spu management abstraction */ 165 166struct spu_management_ops { 167 int (*enumerate_spus)(int (*fn)(void *data)); 168 int (*create_spu)(struct spu *spu, void *data); 169 int (*destroy_spu)(struct spu *spu); 170 void (*enable_spu)(struct spu_context *ctx); 171 void (*disable_spu)(struct spu_context *ctx); 172 int (*init_affinity)(void); 173}; 174 175extern const struct spu_management_ops* spu_management_ops; 176 177static inline int 178spu_enumerate_spus (int (*fn)(void *data)) 179{ 180 return spu_management_ops->enumerate_spus(fn); 181} 182 183static inline int 184spu_create_spu (struct spu *spu, void *data) 185{ 186 return spu_management_ops->create_spu(spu, data); 187} 188 189static inline int 190spu_destroy_spu (struct spu *spu) 191{ 192 return spu_management_ops->destroy_spu(spu); 193} 194 195static inline int 196spu_init_affinity (void) 197{ 198 return spu_management_ops->init_affinity(); 199} 200 201static inline void 202spu_enable_spu (struct spu_context *ctx) 203{ 204 spu_management_ops->enable_spu(ctx); 205} 206 207static inline void 208spu_disable_spu (struct spu_context *ctx) 209{ 210 spu_management_ops->disable_spu(ctx); 211} 212 213/* 214 * The declarations following are put here for convenience 215 * and only intended to be used by the platform setup code. 216 */ 217 218extern const struct spu_priv1_ops spu_priv1_mmio_ops; 219extern const struct spu_priv1_ops spu_priv1_beat_ops; 220 221extern const struct spu_management_ops spu_management_of_ops; 222 223#endif /* __KERNEL__ */ 224#endif