1 /* SPDX-License-Identifier: GPL-2.0-only */ 2 /* 3 * Copyright (C) 2020-2023 Intel Corporation 4 */ 5 6 #ifndef __IVPU_HW_H__ 7 #define __IVPU_HW_H__ 8 9 #include "ivpu_drv.h" 10 11 struct ivpu_hw_ops { 12 int (*info_init)(struct ivpu_device *vdev); 13 int (*power_up)(struct ivpu_device *vdev); 14 int (*boot_fw)(struct ivpu_device *vdev); 15 int (*power_down)(struct ivpu_device *vdev); 16 bool (*is_idle)(struct ivpu_device *vdev); 17 void (*wdt_disable)(struct ivpu_device *vdev); 18 void (*diagnose_failure)(struct ivpu_device *vdev); 19 u32 (*reg_pll_freq_get)(struct ivpu_device *vdev); 20 u32 (*reg_telemetry_offset_get)(struct ivpu_device *vdev); 21 u32 (*reg_telemetry_size_get)(struct ivpu_device *vdev); 22 u32 (*reg_telemetry_enable_get)(struct ivpu_device *vdev); 23 void (*reg_db_set)(struct ivpu_device *vdev, u32 db_id); 24 u32 (*reg_ipc_rx_addr_get)(struct ivpu_device *vdev); 25 u32 (*reg_ipc_rx_count_get)(struct ivpu_device *vdev); 26 void (*reg_ipc_tx_set)(struct ivpu_device *vdev, u32 vpu_addr); 27 void (*irq_clear)(struct ivpu_device *vdev); 28 void (*irq_enable)(struct ivpu_device *vdev); 29 void (*irq_disable)(struct ivpu_device *vdev); 30 irqreturn_t (*irq_handler)(int irq, void *ptr); 31 }; 32 33 struct ivpu_addr_range { 34 resource_size_t start; 35 resource_size_t end; 36 }; 37 38 struct ivpu_hw_info { 39 const struct ivpu_hw_ops *ops; 40 struct { 41 struct ivpu_addr_range global_low; 42 struct ivpu_addr_range global_high; 43 struct ivpu_addr_range user_low; 44 struct ivpu_addr_range user_high; 45 struct ivpu_addr_range global_aliased_pio; 46 } ranges; 47 struct { 48 u8 min_ratio; 49 u8 max_ratio; 50 /* 51 * Pll ratio for the efficiency frequency. The VPU has optimum 52 * performance to power ratio at this frequency. 53 */ 54 u8 pn_ratio; 55 u32 profiling_freq; 56 } pll; 57 u32 tile_fuse; 58 u32 sku; 59 u16 config; 60 }; 61 62 extern const struct ivpu_hw_ops ivpu_hw_mtl_ops; 63 64 static inline int ivpu_hw_info_init(struct ivpu_device *vdev) 65 { 66 return vdev->hw->ops->info_init(vdev); 67 }; 68 69 static inline int ivpu_hw_power_up(struct ivpu_device *vdev) 70 { 71 ivpu_dbg(vdev, PM, "HW power up\n"); 72 73 return vdev->hw->ops->power_up(vdev); 74 }; 75 76 static inline int ivpu_hw_boot_fw(struct ivpu_device *vdev) 77 { 78 return vdev->hw->ops->boot_fw(vdev); 79 }; 80 81 static inline bool ivpu_hw_is_idle(struct ivpu_device *vdev) 82 { 83 return vdev->hw->ops->is_idle(vdev); 84 }; 85 86 static inline int ivpu_hw_power_down(struct ivpu_device *vdev) 87 { 88 ivpu_dbg(vdev, PM, "HW power down\n"); 89 90 return vdev->hw->ops->power_down(vdev); 91 }; 92 93 static inline void ivpu_hw_wdt_disable(struct ivpu_device *vdev) 94 { 95 vdev->hw->ops->wdt_disable(vdev); 96 }; 97 98 /* Register indirect accesses */ 99 static inline u32 ivpu_hw_reg_pll_freq_get(struct ivpu_device *vdev) 100 { 101 return vdev->hw->ops->reg_pll_freq_get(vdev); 102 }; 103 104 static inline u32 ivpu_hw_reg_telemetry_offset_get(struct ivpu_device *vdev) 105 { 106 return vdev->hw->ops->reg_telemetry_offset_get(vdev); 107 }; 108 109 static inline u32 ivpu_hw_reg_telemetry_size_get(struct ivpu_device *vdev) 110 { 111 return vdev->hw->ops->reg_telemetry_size_get(vdev); 112 }; 113 114 static inline u32 ivpu_hw_reg_telemetry_enable_get(struct ivpu_device *vdev) 115 { 116 return vdev->hw->ops->reg_telemetry_enable_get(vdev); 117 }; 118 119 static inline void ivpu_hw_reg_db_set(struct ivpu_device *vdev, u32 db_id) 120 { 121 vdev->hw->ops->reg_db_set(vdev, db_id); 122 }; 123 124 static inline u32 ivpu_hw_reg_ipc_rx_addr_get(struct ivpu_device *vdev) 125 { 126 return vdev->hw->ops->reg_ipc_rx_addr_get(vdev); 127 }; 128 129 static inline u32 ivpu_hw_reg_ipc_rx_count_get(struct ivpu_device *vdev) 130 { 131 return vdev->hw->ops->reg_ipc_rx_count_get(vdev); 132 }; 133 134 static inline void ivpu_hw_reg_ipc_tx_set(struct ivpu_device *vdev, u32 vpu_addr) 135 { 136 vdev->hw->ops->reg_ipc_tx_set(vdev, vpu_addr); 137 }; 138 139 static inline void ivpu_hw_irq_clear(struct ivpu_device *vdev) 140 { 141 vdev->hw->ops->irq_clear(vdev); 142 }; 143 144 static inline void ivpu_hw_irq_enable(struct ivpu_device *vdev) 145 { 146 vdev->hw->ops->irq_enable(vdev); 147 }; 148 149 static inline void ivpu_hw_irq_disable(struct ivpu_device *vdev) 150 { 151 vdev->hw->ops->irq_disable(vdev); 152 }; 153 154 static inline void ivpu_hw_init_range(struct ivpu_addr_range *range, u64 start, u64 size) 155 { 156 range->start = start; 157 range->end = start + size; 158 } 159 160 static inline u64 ivpu_hw_range_size(const struct ivpu_addr_range *range) 161 { 162 return range->end - range->start; 163 } 164 165 static inline void ivpu_hw_diagnose_failure(struct ivpu_device *vdev) 166 { 167 vdev->hw->ops->diagnose_failure(vdev); 168 } 169 170 #endif /* __IVPU_HW_H__ */ 171