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developer8051e042022-04-08 13:26:36 +08001/* SPDX-License-Identifier: GPL-2.0
2 *
3 * Copyright (c) 2022 MediaTek Inc.
4 * Author: Henry Yen <henry.yen@mediatek.com>
5 */
6
7#ifndef MTK_ETH_RESET_H
8#define MTK_ETH_RESET_H
9
10/* Frame Engine Reset FSM */
11#define MTK_FE_START_RESET 0x2000
12#define MTK_FE_RESET_DONE 0x2001
13#define MTK_WIFI_RESET_DONE 0x2002
14#define MTK_NAT_DISABLE 0x3000
15#define MTK_FE_RESET_NAT_DONE 0x4001
16
17/* ADMA Rx Debug Monitor */
18#define MTK_ADMA_RX_DBG0 (PDMA_BASE + 0x238)
19#define MTK_ADMA_RX_DBG1 (PDMA_BASE + 0x23C)
20
21/* PPE Configurations */
22#define MTK_PPE_GLO_CFG(x) (PPE_BASE(x) + 0x00)
23#define MTK_PPE_TB_CFG(x) (PPE_BASE(x) + 0x1C)
24#define MTK_PPE_BIND_LMT_1(x) (PPE_BASE(x) + 0x30)
25#define MTK_PPE_KA(x) (PPE_BASE(x) + 0x34)
26#define MTK_PPE_KA_CFG_MASK (0x3 << 12)
27#define MTK_PPE_NTU_KA_MASK (0xFF << 16)
28#define MTK_PPE_KA_T_MASK (0xFFFF << 0)
29#define MTK_PPE_TCP_KA_MASK (0xFF << 16)
30#define MTK_PPE_UDP_KA_MASK (0xFF << 24)
31#define MTK_PPE_TICK_SEL_MASK (0x1 << 24)
32#define MTK_PPE_SCAN_MODE_MASK (0x3 << 16)
33#define MTK_PPE_BUSY BIT(31)
34
35enum mtk_reset_type {
36 MTK_TYPE_COLD_RESET = 0,
37 MTK_TYPE_WARM_RESET,
38};
39
40enum mtk_reset_event_id {
41 MTK_EVENT_FORCE = 0,
42 MTK_EVENT_WARM_CNT = 1,
43 MTK_EVENT_COLD_CNT = 2,
44 MTK_EVENT_TOTAL_CNT = 3,
45 MTK_EVENT_FQ_EMPTY = 8,
46 MTK_EVENT_TSO_FAIL = 12,
47 MTK_EVENT_TSO_ILLEGAL = 13,
48 MTK_EVENT_TSO_ALIGN = 14,
49 MTK_EVENT_RFIFO_OV = 18,
50 MTK_EVENT_RFIFO_UF = 19,
51};
52
53extern struct notifier_block mtk_eth_netdevice_nb __read_mostly;
54extern struct completion wait_ser_done;
55extern char* mtk_reset_event_name[32];
56extern atomic_t reset_lock;
57
58irqreturn_t mtk_handle_fe_irq(int irq, void *_eth);
59u32 mtk_check_reset_event(struct mtk_eth *eth, u32 status);
60int mtk_eth_cold_reset(struct mtk_eth *eth);
61int mtk_eth_warm_reset(struct mtk_eth *eth);
62void mtk_reset_event_update(struct mtk_eth *eth, u32 id);
63void mtk_dump_netsys_info(void *_eth);
64void mtk_dma_monitor(struct timer_list *t);
65void mtk_prepare_reset_fe(struct mtk_eth *eth);
66void mtk_prepare_reset_ppe(struct mtk_eth *eth, u32 ppe_id);
67
68#endif /* MTK_ETH_RESET_H */