/* SPDX-License-Identifier: GPL-2.0-only */ /* Copyright (c) 2023 Intel Corporation. */ #ifndef ADF_GEN4_TL_H #define ADF_GEN4_TL_H #include #include struct adf_tl_hw_data; /* Computation constants. */ #define ADF_GEN4_CPP_NS_PER_CYCLE 2 #define ADF_GEN4_TL_BW_HW_UNITS_TO_BYTES 64 /* Maximum aggregation time. Value in milliseconds. */ #define ADF_GEN4_TL_MAX_AGGR_TIME_MS 4000 /* Num of buffers to store historic values. */ #define ADF_GEN4_TL_NUM_HIST_BUFFS \ (ADF_GEN4_TL_MAX_AGGR_TIME_MS / ADF_TL_DATA_WR_INTERVAL_MS) /* Max number of HW resources of one type. */ #define ADF_GEN4_TL_MAX_SLICES_PER_TYPE 24 /* Max number of simultaneously monitored ring pairs. */ #define ADF_GEN4_TL_MAX_RP_NUM 4 /** * struct adf_gen4_tl_slice_data_regs - HW slice data as populated by FW. * @reg_tm_slice_exec_cnt: Slice execution count. * @reg_tm_slice_util: Slice utilization. */ struct adf_gen4_tl_slice_data_regs { __u32 reg_tm_slice_exec_cnt; __u32 reg_tm_slice_util; }; #define ADF_GEN4_TL_SLICE_REG_SZ sizeof(struct adf_gen4_tl_slice_data_regs) /** * struct adf_gen4_tl_device_data_regs - This structure stores device telemetry * counter values as are being populated periodically by device. * @reg_tl_rd_lat_acc: read latency accumulator * @reg_tl_gp_lat_acc: get-put latency accumulator * @reg_tl_at_page_req_lat_acc: AT/DevTLB page request latency accumulator * @reg_tl_at_trans_lat_acc: DevTLB transaction latency accumulator * @reg_tl_re_acc: accumulated ring empty time * @reg_tl_pci_trans_cnt: PCIe partial transactions * @reg_tl_rd_lat_max: maximum logged read latency * @reg_tl_rd_cmpl_cnt: read requests completed count * @reg_tl_gp_lat_max: maximum logged get to put latency * @reg_tl_ae_put_cnt: Accelerator Engine put counts across all rings * @reg_tl_bw_in: PCIe write bandwidth * @reg_tl_bw_out: PCIe read bandwidth * @reg_tl_at_page_req_cnt: DevTLB page requests count * @reg_tl_at_trans_lat_cnt: DevTLB transaction latency samples count * @reg_tl_at_max_tlb_used: maximum uTLB used * @reg_tl_re_cnt: ring empty time samples count * @reserved: reserved * @ath_slices: array of Authentication slices utilization registers * @cph_slices: array of Cipher slices utilization registers * @cpr_slices: array of Compression slices utilization registers * @xlt_slices: array of Translator slices utilization registers * @dcpr_slices: array of Decompression slices utilization registers * @pke_slices: array of PKE slices utilization registers * @ucs_slices: array of UCS slices utilization registers * @wat_slices: array of Wireless Authentication slices utilization registers * @wcp_slices: array of Wireless Cipher slices utilization registers */ struct adf_gen4_tl_device_data_regs { __u64 reg_tl_rd_lat_acc; __u64 reg_tl_gp_lat_acc; __u64 reg_tl_at_page_req_lat_acc; __u64 reg_tl_at_trans_lat_acc; __u64 reg_tl_re_acc; __u32 reg_tl_pci_trans_cnt; __u32 reg_tl_rd_lat_max; __u32 reg_tl_rd_cmpl_cnt; __u32 reg_tl_gp_lat_max; __u32 reg_tl_ae_put_cnt; __u32 reg_tl_bw_in; __u32 reg_tl_bw_out; __u32 reg_tl_at_page_req_cnt; __u32 reg_tl_at_trans_lat_cnt; __u32 reg_tl_at_max_tlb_used; __u32 reg_tl_re_cnt; __u32 reserved; struct adf_gen4_tl_slice_data_regs ath_slices[ADF_GEN4_TL_MAX_SLICES_PER_TYPE]; struct adf_gen4_tl_slice_data_regs cph_slices[ADF_GEN4_TL_MAX_SLICES_PER_TYPE]; struct adf_gen4_tl_slice_data_regs cpr_slices[ADF_GEN4_TL_MAX_SLICES_PER_TYPE]; struct adf_gen4_tl_slice_data_regs xlt_slices[ADF_GEN4_TL_MAX_SLICES_PER_TYPE]; struct adf_gen4_tl_slice_data_regs dcpr_slices[ADF_GEN4_TL_MAX_SLICES_PER_TYPE]; struct adf_gen4_tl_slice_data_regs pke_slices[ADF_GEN4_TL_MAX_SLICES_PER_TYPE]; struct adf_gen4_tl_slice_data_regs ucs_slices[ADF_GEN4_TL_MAX_SLICES_PER_TYPE]; struct adf_gen4_tl_slice_data_regs wat_slices[ADF_GEN4_TL_MAX_SLICES_PER_TYPE]; struct adf_gen4_tl_slice_data_regs wcp_slices[ADF_GEN4_TL_MAX_SLICES_PER_TYPE]; }; /** * struct adf_gen4_tl_ring_pair_data_regs - This structure stores Ring Pair * telemetry counter values as are being populated periodically by device. * @reg_tl_gp_lat_acc: get-put latency accumulator * @reserved: reserved * @reg_tl_pci_trans_cnt: PCIe partial transactions * @reg_tl_ae_put_cnt: Accelerator Engine put counts across all rings * @reg_tl_bw_in: PCIe write bandwidth * @reg_tl_bw_out: PCIe read bandwidth * @reg_tl_at_glob_devtlb_hit: Message descriptor DevTLB hit rate * @reg_tl_at_glob_devtlb_miss: Message descriptor DevTLB miss rate * @reg_tl_at_payld_devtlb_hit: Payload DevTLB hit rate * @reg_tl_at_payld_devtlb_miss: Payload DevTLB miss rate * @reg_tl_re_cnt: ring empty time samples count * @reserved1: reserved */ struct adf_gen4_tl_ring_pair_data_regs { __u64 reg_tl_gp_lat_acc; __u64 reserved; __u32 reg_tl_pci_trans_cnt; __u32 reg_tl_ae_put_cnt; __u32 reg_tl_bw_in; __u32 reg_tl_bw_out; __u32 reg_tl_at_glob_devtlb_hit; __u32 reg_tl_at_glob_devtlb_miss; __u32 reg_tl_at_payld_devtlb_hit; __u32 reg_tl_at_payld_devtlb_miss; __u32 reg_tl_re_cnt; __u32 reserved1; }; #define ADF_GEN4_TL_RP_REG_SZ sizeof(struct adf_gen4_tl_ring_pair_data_regs) /** * struct adf_gen4_tl_layout - This structure represents entire telemetry * counters data: Device + 4 Ring Pairs as are being populated periodically * by device. * @tl_device_data_regs: structure of device telemetry registers * @tl_ring_pairs_data_regs: array of ring pairs telemetry registers * @reg_tl_msg_cnt: telemetry messages counter * @reserved: reserved */ struct adf_gen4_tl_layout { struct adf_gen4_tl_device_data_regs tl_device_data_regs; struct adf_gen4_tl_ring_pair_data_regs tl_ring_pairs_data_regs[ADF_GEN4_TL_MAX_RP_NUM]; __u32 reg_tl_msg_cnt; __u32 reserved; }; #define ADF_GEN4_TL_LAYOUT_SZ sizeof(struct adf_gen4_tl_layout) #define ADF_GEN4_TL_MSG_CNT_OFF offsetof(struct adf_gen4_tl_layout, reg_tl_msg_cnt) #ifdef CONFIG_DEBUG_FS void adf_gen4_init_tl_data(struct adf_tl_hw_data *tl_data); #else static inline void adf_gen4_init_tl_data(struct adf_tl_hw_data *tl_data) { } #endif /* CONFIG_DEBUG_FS */ #endif /* ADF_GEN4_TL_H */