^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1) /* SPDX-License-Identifier: GPL-2.0-only */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3) * Keystone Navigator QMSS driver internal header
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5) * Copyright (C) 2014 Texas Instruments Incorporated - http://www.ti.com
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6) * Author: Sandeep Nair <sandeep_n@ti.com>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7) * Cyril Chemparathy <cyril@ti.com>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8) * Santosh Shilimkar <santosh.shilimkar@ti.com>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 11) #ifndef __KNAV_QMSS_H__
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 12) #define __KNAV_QMSS_H__
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 13)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 14) #include <linux/percpu.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 15)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 16) #define THRESH_GTE BIT(7)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 17) #define THRESH_LT 0
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 18)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 19) #define PDSP_CTRL_PC_MASK 0xffff0000
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 20) #define PDSP_CTRL_SOFT_RESET BIT(0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 21) #define PDSP_CTRL_ENABLE BIT(1)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 22) #define PDSP_CTRL_RUNNING BIT(15)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 23)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 24) #define ACC_MAX_CHANNEL 48
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 25) #define ACC_DEFAULT_PERIOD 25 /* usecs */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 26)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 27) #define ACC_CHANNEL_INT_BASE 2
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 28)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 29) #define ACC_LIST_ENTRY_TYPE 1
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 30) #define ACC_LIST_ENTRY_WORDS (1 << ACC_LIST_ENTRY_TYPE)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 31) #define ACC_LIST_ENTRY_QUEUE_IDX 0
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 32) #define ACC_LIST_ENTRY_DESC_IDX (ACC_LIST_ENTRY_WORDS - 1)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 33)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 34) #define ACC_CMD_DISABLE_CHANNEL 0x80
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 35) #define ACC_CMD_ENABLE_CHANNEL 0x81
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 36) #define ACC_CFG_MULTI_QUEUE BIT(21)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 37)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 38) #define ACC_INTD_OFFSET_EOI (0x0010)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 39) #define ACC_INTD_OFFSET_COUNT(ch) (0x0300 + 4 * (ch))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 40) #define ACC_INTD_OFFSET_STATUS(ch) (0x0200 + 4 * ((ch) / 32))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 41)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 42) #define RANGE_MAX_IRQS 64
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 43)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 44) #define ACC_DESCS_MAX SZ_1K
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 45) #define ACC_DESCS_MASK (ACC_DESCS_MAX - 1)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 46) #define DESC_SIZE_MASK 0xful
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 47) #define DESC_PTR_MASK (~DESC_SIZE_MASK)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 48)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 49) #define KNAV_NAME_SIZE 32
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 50)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 51) enum knav_acc_result {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 52) ACC_RET_IDLE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 53) ACC_RET_SUCCESS,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 54) ACC_RET_INVALID_COMMAND,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 55) ACC_RET_INVALID_CHANNEL,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 56) ACC_RET_INACTIVE_CHANNEL,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 57) ACC_RET_ACTIVE_CHANNEL,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 58) ACC_RET_INVALID_QUEUE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 59) ACC_RET_INVALID_RET,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 60) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 61)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 62) struct knav_reg_config {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 63) u32 revision;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 64) u32 __pad1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 65) u32 divert;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 66) u32 link_ram_base0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 67) u32 link_ram_size0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 68) u32 link_ram_base1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 69) u32 __pad2[2];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 70) u32 starvation[];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 71) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 72)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 73) struct knav_reg_region {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 74) u32 base;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 75) u32 start_index;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 76) u32 size_count;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 77) u32 __pad;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 78) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 79)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 80) struct knav_reg_pdsp_regs {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 81) u32 control;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 82) u32 status;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 83) u32 cycle_count;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 84) u32 stall_count;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 85) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 86)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 87) struct knav_reg_acc_command {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 88) u32 command;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 89) u32 queue_mask;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 90) u32 list_dma;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 91) u32 queue_num;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 92) u32 timer_config;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 93) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 94)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 95) struct knav_link_ram_block {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 96) dma_addr_t dma;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 97) void *virt;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 98) size_t size;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 99) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 100)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 101) struct knav_acc_info {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 102) u32 pdsp_id;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 103) u32 start_channel;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 104) u32 list_entries;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 105) u32 pacing_mode;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 106) u32 timer_count;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 107) int mem_size;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 108) int list_size;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 109) struct knav_pdsp_info *pdsp;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 110) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 111)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 112) struct knav_acc_channel {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 113) u32 channel;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 114) u32 list_index;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 115) u32 open_mask;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 116) u32 *list_cpu[2];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 117) dma_addr_t list_dma[2];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 118) char name[KNAV_NAME_SIZE];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 119) atomic_t retrigger_count;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 120) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 121)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 122) struct knav_pdsp_info {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 123) const char *name;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 124) struct knav_reg_pdsp_regs __iomem *regs;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 125) union {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 126) void __iomem *command;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 127) struct knav_reg_acc_command __iomem *acc_command;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 128) u32 __iomem *qos_command;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 129) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 130) void __iomem *intd;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 131) u32 __iomem *iram;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 132) u32 id;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 133) struct list_head list;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 134) bool loaded;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 135) bool started;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 136) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 137)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 138) struct knav_qmgr_info {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 139) unsigned start_queue;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 140) unsigned num_queues;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 141) struct knav_reg_config __iomem *reg_config;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 142) struct knav_reg_region __iomem *reg_region;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 143) struct knav_reg_queue __iomem *reg_push, *reg_pop, *reg_peek;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 144) void __iomem *reg_status;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 145) struct list_head list;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 146) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 147)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 148) #define KNAV_NUM_LINKRAM 2
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 149)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 150) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 151) * struct knav_queue_stats: queue statistics
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 152) * pushes: number of push operations
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 153) * pops: number of pop operations
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 154) * push_errors: number of push errors
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 155) * pop_errors: number of pop errors
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 156) * notifies: notifier counts
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 157) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 158) struct knav_queue_stats {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 159) unsigned int pushes;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 160) unsigned int pops;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 161) unsigned int push_errors;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 162) unsigned int pop_errors;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 163) unsigned int notifies;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 164) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 165)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 166) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 167) * struct knav_reg_queue: queue registers
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 168) * @entry_count: valid entries in the queue
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 169) * @byte_count: total byte count in thhe queue
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 170) * @packet_size: packet size for the queue
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 171) * @ptr_size_thresh: packet pointer size threshold
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 172) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 173) struct knav_reg_queue {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 174) u32 entry_count;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 175) u32 byte_count;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 176) u32 packet_size;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 177) u32 ptr_size_thresh;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 178) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 179)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 180) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 181) * struct knav_region: qmss region info
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 182) * @dma_start, dma_end: start and end dma address
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 183) * @virt_start, virt_end: start and end virtual address
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 184) * @desc_size: descriptor size
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 185) * @used_desc: consumed descriptors
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 186) * @id: region number
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 187) * @num_desc: total descriptors
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 188) * @link_index: index of the first descriptor
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 189) * @name: region name
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 190) * @list: instance in the device's region list
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 191) * @pools: list of descriptor pools in the region
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 192) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 193) struct knav_region {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 194) dma_addr_t dma_start, dma_end;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 195) void *virt_start, *virt_end;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 196) unsigned desc_size;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 197) unsigned used_desc;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 198) unsigned id;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 199) unsigned num_desc;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 200) unsigned link_index;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 201) const char *name;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 202) struct list_head list;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 203) struct list_head pools;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 204) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 205)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 206) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 207) * struct knav_pool: qmss pools
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 208) * @dev: device pointer
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 209) * @region: qmss region info
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 210) * @queue: queue registers
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 211) * @kdev: qmss device pointer
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 212) * @region_offset: offset from the base
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 213) * @num_desc: total descriptors
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 214) * @desc_size: descriptor size
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 215) * @region_id: region number
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 216) * @name: pool name
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 217) * @list: list head
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 218) * @region_inst: instance in the region's pool list
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 219) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 220) struct knav_pool {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 221) struct device *dev;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 222) struct knav_region *region;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 223) struct knav_queue *queue;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 224) struct knav_device *kdev;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 225) int region_offset;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 226) int num_desc;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 227) int desc_size;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 228) int region_id;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 229) const char *name;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 230) struct list_head list;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 231) struct list_head region_inst;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 232) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 233)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 234) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 235) * struct knav_queue_inst: qmss queue instance properties
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 236) * @descs: descriptor pointer
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 237) * @desc_head, desc_tail, desc_count: descriptor counters
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 238) * @acc: accumulator channel pointer
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 239) * @kdev: qmss device pointer
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 240) * @range: range info
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 241) * @qmgr: queue manager info
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 242) * @id: queue instance id
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 243) * @irq_num: irq line number
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 244) * @notify_needed: notifier needed based on queue type
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 245) * @num_notifiers: total notifiers
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 246) * @handles: list head
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 247) * @name: queue instance name
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 248) * @irq_name: irq line name
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 249) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 250) struct knav_queue_inst {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 251) u32 *descs;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 252) atomic_t desc_head, desc_tail, desc_count;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 253) struct knav_acc_channel *acc;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 254) struct knav_device *kdev;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 255) struct knav_range_info *range;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 256) struct knav_qmgr_info *qmgr;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 257) u32 id;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 258) int irq_num;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 259) int notify_needed;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 260) atomic_t num_notifiers;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 261) struct list_head handles;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 262) const char *name;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 263) const char *irq_name;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 264) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 265)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 266) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 267) * struct knav_queue: qmss queue properties
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 268) * @reg_push, reg_pop, reg_peek: push, pop queue registers
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 269) * @inst: qmss queue instance properties
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 270) * @notifier_fn: notifier function
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 271) * @notifier_fn_arg: notifier function argument
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 272) * @notifier_enabled: notier enabled for a give queue
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 273) * @rcu: rcu head
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 274) * @flags: queue flags
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 275) * @list: list head
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 276) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 277) struct knav_queue {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 278) struct knav_reg_queue __iomem *reg_push, *reg_pop, *reg_peek;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 279) struct knav_queue_inst *inst;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 280) struct knav_queue_stats __percpu *stats;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 281) knav_queue_notify_fn notifier_fn;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 282) void *notifier_fn_arg;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 283) atomic_t notifier_enabled;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 284) struct rcu_head rcu;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 285) unsigned flags;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 286) struct list_head list;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 287) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 288)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 289) enum qmss_version {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 290) QMSS,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 291) QMSS_66AK2G,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 292) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 293)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 294) struct knav_device {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 295) struct device *dev;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 296) unsigned base_id;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 297) unsigned num_queues;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 298) unsigned num_queues_in_use;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 299) unsigned inst_shift;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 300) struct knav_link_ram_block link_rams[KNAV_NUM_LINKRAM];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 301) void *instances;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 302) struct list_head regions;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 303) struct list_head queue_ranges;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 304) struct list_head pools;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 305) struct list_head pdsps;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 306) struct list_head qmgrs;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 307) enum qmss_version version;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 308) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 309)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 310) struct knav_range_ops {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 311) int (*init_range)(struct knav_range_info *range);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 312) int (*free_range)(struct knav_range_info *range);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 313) int (*init_queue)(struct knav_range_info *range,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 314) struct knav_queue_inst *inst);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 315) int (*open_queue)(struct knav_range_info *range,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 316) struct knav_queue_inst *inst, unsigned flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 317) int (*close_queue)(struct knav_range_info *range,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 318) struct knav_queue_inst *inst);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 319) int (*set_notify)(struct knav_range_info *range,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 320) struct knav_queue_inst *inst, bool enabled);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 321) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 322)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 323) struct knav_irq_info {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 324) int irq;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 325) struct cpumask *cpu_mask;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 326) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 327)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 328) struct knav_range_info {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 329) const char *name;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 330) struct knav_device *kdev;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 331) unsigned queue_base;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 332) unsigned num_queues;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 333) void *queue_base_inst;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 334) unsigned flags;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 335) struct list_head list;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 336) struct knav_range_ops *ops;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 337) struct knav_acc_info acc_info;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 338) struct knav_acc_channel *acc;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 339) unsigned num_irqs;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 340) struct knav_irq_info irqs[RANGE_MAX_IRQS];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 341) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 342)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 343) #define RANGE_RESERVED BIT(0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 344) #define RANGE_HAS_IRQ BIT(1)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 345) #define RANGE_HAS_ACCUMULATOR BIT(2)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 346) #define RANGE_MULTI_QUEUE BIT(3)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 347)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 348) #define for_each_region(kdev, region) \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 349) list_for_each_entry(region, &kdev->regions, list)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 350)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 351) #define first_region(kdev) \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 352) list_first_entry_or_null(&kdev->regions, \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 353) struct knav_region, list)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 354)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 355) #define for_each_queue_range(kdev, range) \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 356) list_for_each_entry(range, &kdev->queue_ranges, list)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 357)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 358) #define first_queue_range(kdev) \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 359) list_first_entry_or_null(&kdev->queue_ranges, \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 360) struct knav_range_info, list)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 361)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 362) #define for_each_pool(kdev, pool) \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 363) list_for_each_entry(pool, &kdev->pools, list)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 364)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 365) #define for_each_pdsp(kdev, pdsp) \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 366) list_for_each_entry(pdsp, &kdev->pdsps, list)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 367)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 368) #define for_each_qmgr(kdev, qmgr) \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 369) list_for_each_entry(qmgr, &kdev->qmgrs, list)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 370)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 371) static inline struct knav_pdsp_info *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 372) knav_find_pdsp(struct knav_device *kdev, unsigned pdsp_id)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 373) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 374) struct knav_pdsp_info *pdsp;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 375)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 376) for_each_pdsp(kdev, pdsp)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 377) if (pdsp_id == pdsp->id)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 378) return pdsp;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 379) return NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 380) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 381)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 382) extern int knav_init_acc_range(struct knav_device *kdev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 383) struct device_node *node,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 384) struct knav_range_info *range);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 385) extern void knav_queue_notify(struct knav_queue_inst *inst);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 386)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 387) #endif /* __KNAV_QMSS_H__ */
Orange Pi5 kernel
Deprecated Linux kernel 5.10.110 for OrangePi 5/5B/5+ boards
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