/* SPDX-License-Identifier: GPL-2.0-only */ /* Copyright (C) 2022 Lorenzo Bianconi */ #ifndef __MTK_WED_WO_H #define __MTK_WED_WO_H #include #include struct mtk_wed_hw; struct mtk_wed_mcu_hdr { /* DW0 */ u8 version; u8 cmd; __le16 length; /* DW1 */ __le16 seq; __le16 flag; /* DW2 */ __le32 status; /* DW3 */ u8 rsv[20]; }; struct mtk_wed_wo_log_info { __le32 sn; __le32 total; __le32 rro; __le32 mod; }; enum mtk_wed_wo_event { MTK_WED_WO_EVT_LOG_DUMP = 0x1, MTK_WED_WO_EVT_PROFILING = 0x2, MTK_WED_WO_EVT_RXCNT_INFO = 0x3, }; #define MTK_WED_MODULE_ID_WO 1 #define MTK_FW_DL_TIMEOUT 4000000 /* us */ #define MTK_WOCPU_TIMEOUT 2000000 /* us */ enum { MTK_WED_WARP_CMD_FLAG_RSP = BIT(0), MTK_WED_WARP_CMD_FLAG_NEED_RSP = BIT(1), MTK_WED_WARP_CMD_FLAG_FROM_TO_WO = BIT(2), }; #define MTK_WED_WO_CPU_MCUSYS_RESET_ADDR 0x15194050 #define MTK_WED_WO_CPU_WO0_MCUSYS_RESET_MASK 0x20 #define MTK_WED_WO_CPU_WO1_MCUSYS_RESET_MASK 0x1 enum { MTK_WED_WO_REGION_EMI, MTK_WED_WO_REGION_ILM, MTK_WED_WO_REGION_DATA, MTK_WED_WO_REGION_BOOT, __MTK_WED_WO_REGION_MAX, }; enum mtk_wed_wo_state { MTK_WED_WO_STATE_UNDEFINED, MTK_WED_WO_STATE_INIT, MTK_WED_WO_STATE_ENABLE, MTK_WED_WO_STATE_DISABLE, MTK_WED_WO_STATE_HALT, MTK_WED_WO_STATE_GATING, MTK_WED_WO_STATE_SER_RESET, MTK_WED_WO_STATE_WF_RESET, }; enum mtk_wed_wo_done_state { MTK_WED_WOIF_UNDEFINED, MTK_WED_WOIF_DISABLE_DONE, MTK_WED_WOIF_TRIGGER_ENABLE, MTK_WED_WOIF_ENABLE_DONE, MTK_WED_WOIF_TRIGGER_GATING, MTK_WED_WOIF_GATING_DONE, MTK_WED_WOIF_TRIGGER_HALT, MTK_WED_WOIF_HALT_DONE, }; enum mtk_wed_dummy_cr_idx { MTK_WED_DUMMY_CR_FWDL, MTK_WED_DUMMY_CR_WO_STATUS, }; #define MT7981_FIRMWARE_WO "mediatek/mt7981_wo.bin" #define MT7986_FIRMWARE_WO0 "mediatek/mt7986_wo_0.bin" #define MT7986_FIRMWARE_WO1 "mediatek/mt7986_wo_1.bin" #define MT7988_FIRMWARE_WO0 "mediatek/mt7988/mt7988_wo_0.bin" #define MT7988_FIRMWARE_WO1 "mediatek/mt7988/mt7988_wo_1.bin" #define MTK_WO_MCU_CFG_LS_BASE 0 #define MTK_WO_MCU_CFG_LS_HW_VER_ADDR (MTK_WO_MCU_CFG_LS_BASE + 0x000) #define MTK_WO_MCU_CFG_LS_FW_VER_ADDR (MTK_WO_MCU_CFG_LS_BASE + 0x004) #define MTK_WO_MCU_CFG_LS_CFG_DBG1_ADDR (MTK_WO_MCU_CFG_LS_BASE + 0x00c) #define MTK_WO_MCU_CFG_LS_CFG_DBG2_ADDR (MTK_WO_MCU_CFG_LS_BASE + 0x010) #define MTK_WO_MCU_CFG_LS_WF_MCCR_ADDR (MTK_WO_MCU_CFG_LS_BASE + 0x014) #define MTK_WO_MCU_CFG_LS_WF_MCCR_SET_ADDR (MTK_WO_MCU_CFG_LS_BASE + 0x018) #define MTK_WO_MCU_CFG_LS_WF_MCCR_CLR_ADDR (MTK_WO_MCU_CFG_LS_BASE + 0x01c) #define MTK_WO_MCU_CFG_LS_WF_MCU_CFG_WM_WA_ADDR (MTK_WO_MCU_CFG_LS_BASE + 0x050) #define MTK_WO_MCU_CFG_LS_WM_BOOT_ADDR_ADDR (MTK_WO_MCU_CFG_LS_BASE + 0x060) #define MTK_WO_MCU_CFG_LS_WA_BOOT_ADDR_ADDR (MTK_WO_MCU_CFG_LS_BASE + 0x064) #define MTK_WO_MCU_CFG_LS_WF_WM_WA_WM_CPU_RSTB_MASK BIT(5) #define MTK_WO_MCU_CFG_LS_WF_WM_WA_WA_CPU_RSTB_MASK BIT(0) #define MTK_WED_WO_RING_SIZE 256 #define MTK_WED_WO_CMD_LEN 1504 #define MTK_WED_WO_TXCH_NUM 0 #define MTK_WED_WO_RXCH_NUM 1 #define MTK_WED_WO_RXCH_WO_EXCEPTION 7 #define MTK_WED_WO_TXCH_INT_MASK BIT(0) #define MTK_WED_WO_RXCH_INT_MASK BIT(1) #define MTK_WED_WO_EXCEPTION_INT_MASK BIT(7) #define MTK_WED_WO_ALL_INT_MASK (MTK_WED_WO_RXCH_INT_MASK | \ MTK_WED_WO_EXCEPTION_INT_MASK) #define MTK_WED_WO_CCIF_BUSY 0x004 #define MTK_WED_WO_CCIF_START 0x008 #define MTK_WED_WO_CCIF_TCHNUM 0x00c #define MTK_WED_WO_CCIF_RCHNUM 0x010 #define MTK_WED_WO_CCIF_RCHNUM_MASK GENMASK(7, 0) #define MTK_WED_WO_CCIF_ACK 0x014 #define MTK_WED_WO_CCIF_IRQ0_MASK 0x018 #define MTK_WED_WO_CCIF_IRQ1_MASK 0x01c #define MTK_WED_WO_CCIF_DUMMY1 0x020 #define MTK_WED_WO_CCIF_DUMMY2 0x024 #define MTK_WED_WO_CCIF_DUMMY3 0x028 #define MTK_WED_WO_CCIF_DUMMY4 0x02c #define MTK_WED_WO_CCIF_SHADOW1 0x030 #define MTK_WED_WO_CCIF_SHADOW2 0x034 #define MTK_WED_WO_CCIF_SHADOW3 0x038 #define MTK_WED_WO_CCIF_SHADOW4 0x03c #define MTK_WED_WO_CCIF_DUMMY5 0x050 #define MTK_WED_WO_CCIF_DUMMY6 0x054 #define MTK_WED_WO_CCIF_DUMMY7 0x058 #define MTK_WED_WO_CCIF_DUMMY8 0x05c #define MTK_WED_WO_CCIF_SHADOW5 0x060 #define MTK_WED_WO_CCIF_SHADOW6 0x064 #define MTK_WED_WO_CCIF_SHADOW7 0x068 #define MTK_WED_WO_CCIF_SHADOW8 0x06c #define MTK_WED_WO_CTL_SD_LEN1 GENMASK(13, 0) #define MTK_WED_WO_CTL_LAST_SEC1 BIT(14) #define MTK_WED_WO_CTL_BURST BIT(15) #define MTK_WED_WO_CTL_SD_LEN0_SHIFT 16 #define MTK_WED_WO_CTL_SD_LEN0 GENMASK(29, 16) #define MTK_WED_WO_CTL_LAST_SEC0 BIT(30) #define MTK_WED_WO_CTL_DMA_DONE BIT(31) #define MTK_WED_WO_INFO_WINFO GENMASK(15, 0) struct mtk_wed_wo_memory_region { const char *name; void __iomem *addr; phys_addr_t phy_addr; u32 size; bool shared:1; bool consumed:1; }; struct mtk_wed_fw_region { __le32 decomp_crc; __le32 decomp_len; __le32 decomp_blk_sz; u8 rsv0[4]; __le32 addr; __le32 len; u8 feature_set; u8 rsv1[15]; } __packed; struct mtk_wed_fw_trailer { u8 chip_id; u8 eco_code; u8 num_region; u8 format_ver; u8 format_flag; u8 rsv[2]; char fw_ver[10]; char build_date[15]; u32 crc; }; struct mtk_wed_wo_queue_regs { u32 desc_base; u32 ring_size; u32 cpu_idx; u32 dma_idx; }; struct mtk_wed_wo_queue_desc { __le32 buf0; __le32 ctrl; __le32 buf1; __le32 info; __le32 reserved[4]; } __packed __aligned(32); struct mtk_wed_wo_queue_entry { dma_addr_t addr; void *buf; u32 len; }; struct mtk_wed_wo_queue { struct mtk_wed_wo_queue_regs regs; struct page_frag_cache cache; struct mtk_wed_wo_queue_desc *desc; dma_addr_t desc_dma; struct mtk_wed_wo_queue_entry *entry; u16 head; u16 tail; int n_desc; int queued; int buf_size; }; struct mtk_wed_wo { struct mtk_wed_hw *hw; struct mtk_wed_wo_queue q_tx; struct mtk_wed_wo_queue q_rx; struct { struct mutex mutex; int timeout; u16 seq; struct sk_buff_head res_q; wait_queue_head_t wait; } mcu; struct { struct regmap *regs; spinlock_t lock; struct tasklet_struct irq_tasklet; int irq; u32 irq_mask; } mmio; }; static inline int mtk_wed_mcu_check_msg(struct mtk_wed_wo *wo, struct sk_buff *skb) { struct mtk_wed_mcu_hdr *hdr = (struct mtk_wed_mcu_hdr *)skb->data; if (hdr->version) return -EINVAL; if (skb->len < sizeof(*hdr) || skb->len != le16_to_cpu(hdr->length)) return -EINVAL; return 0; } void mtk_wed_mcu_rx_event(struct mtk_wed_wo *wo, struct sk_buff *skb); void mtk_wed_mcu_rx_unsolicited_event(struct mtk_wed_wo *wo, struct sk_buff *skb); int mtk_wed_mcu_send_msg(struct mtk_wed_wo *wo, int id, int cmd, const void *data, int len, bool wait_resp); int mtk_wed_mcu_msg_update(struct mtk_wed_device *dev, int id, void *data, int len); int mtk_wed_mcu_init(struct mtk_wed_wo *wo); int mtk_wed_wo_init(struct mtk_wed_hw *hw); void mtk_wed_wo_deinit(struct mtk_wed_hw *hw); int mtk_wed_wo_queue_tx_skb(struct mtk_wed_wo *dev, struct mtk_wed_wo_queue *q, struct sk_buff *skb); #endif /* __MTK_WED_WO_H */