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linuxdebug/drivers/net/wireless/mediatek/mt76/mt7915/mmio.c

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null pointer error
2024-07-16 15:50:57 +02:00
// SPDX-License-Identifier: ISC
/* Copyright (C) 2020 MediaTek Inc. */
#include <linux/kernel.h>
#include <linux/module.h>
#include <linux/platform_device.h>
#include <linux/pci.h>
#include "mt7915.h"
#include "mac.h"
#include "../trace.h"
static const u32 mt7915_reg[] = {
[INT_SOURCE_CSR] = 0xd7010,
[INT_MASK_CSR] = 0xd7014,
[INT1_SOURCE_CSR] = 0xd7088,
[INT1_MASK_CSR] = 0xd708c,
[INT_MCU_CMD_SOURCE] = 0xd51f0,
[INT_MCU_CMD_EVENT] = 0x3108,
[WFDMA0_ADDR] = 0xd4000,
[WFDMA0_PCIE1_ADDR] = 0xd8000,
[WFDMA_EXT_CSR_ADDR] = 0xd7000,
[CBTOP1_PHY_END] = 0x77ffffff,
[INFRA_MCU_ADDR_END] = 0x7c3fffff,
[FW_EXCEPTION_ADDR] = 0x219848,
[SWDEF_BASE_ADDR] = 0x41f200,
};
static const u32 mt7916_reg[] = {
[INT_SOURCE_CSR] = 0xd4200,
[INT_MASK_CSR] = 0xd4204,
[INT1_SOURCE_CSR] = 0xd8200,
[INT1_MASK_CSR] = 0xd8204,
[INT_MCU_CMD_SOURCE] = 0xd41f0,
[INT_MCU_CMD_EVENT] = 0x2108,
[WFDMA0_ADDR] = 0xd4000,
[WFDMA0_PCIE1_ADDR] = 0xd8000,
[WFDMA_EXT_CSR_ADDR] = 0xd7000,
[CBTOP1_PHY_END] = 0x7fffffff,
[INFRA_MCU_ADDR_END] = 0x7c085fff,
[FW_EXCEPTION_ADDR] = 0x022050bc,
[SWDEF_BASE_ADDR] = 0x411400,
};
static const u32 mt7986_reg[] = {
[INT_SOURCE_CSR] = 0x24200,
[INT_MASK_CSR] = 0x24204,
[INT1_SOURCE_CSR] = 0x28200,
[INT1_MASK_CSR] = 0x28204,
[INT_MCU_CMD_SOURCE] = 0x241f0,
[INT_MCU_CMD_EVENT] = 0x54000108,
[WFDMA0_ADDR] = 0x24000,
[WFDMA0_PCIE1_ADDR] = 0x28000,
[WFDMA_EXT_CSR_ADDR] = 0x27000,
[CBTOP1_PHY_END] = 0x7fffffff,
[INFRA_MCU_ADDR_END] = 0x7c085fff,
[FW_EXCEPTION_ADDR] = 0x02204ffc,
[SWDEF_BASE_ADDR] = 0x411400,
};
static const u32 mt7915_offs[] = {
[TMAC_CDTR] = 0x090,
[TMAC_ODTR] = 0x094,
[TMAC_ATCR] = 0x098,
[TMAC_TRCR0] = 0x09c,
[TMAC_ICR0] = 0x0a4,
[TMAC_ICR1] = 0x0b4,
[TMAC_CTCR0] = 0x0f4,
[TMAC_TFCR0] = 0x1e0,
[MDP_BNRCFR0] = 0x070,
[MDP_BNRCFR1] = 0x074,
[ARB_DRNGR0] = 0x194,
[ARB_SCR] = 0x080,
[RMAC_MIB_AIRTIME14] = 0x3b8,
[AGG_AWSCR0] = 0x05c,
[AGG_PCR0] = 0x06c,
[AGG_ACR0] = 0x084,
[AGG_ACR4] = 0x08c,
[AGG_MRCR] = 0x098,
[AGG_ATCR1] = 0x0f0,
[AGG_ATCR3] = 0x0f4,
[LPON_UTTR0] = 0x080,
[LPON_UTTR1] = 0x084,
[LPON_FRCR] = 0x314,
[MIB_SDR3] = 0x014,
[MIB_SDR4] = 0x018,
[MIB_SDR5] = 0x01c,
[MIB_SDR7] = 0x024,
[MIB_SDR8] = 0x028,
[MIB_SDR9] = 0x02c,
[MIB_SDR10] = 0x030,
[MIB_SDR11] = 0x034,
[MIB_SDR12] = 0x038,
[MIB_SDR13] = 0x03c,
[MIB_SDR14] = 0x040,
[MIB_SDR15] = 0x044,
[MIB_SDR16] = 0x048,
[MIB_SDR17] = 0x04c,
[MIB_SDR18] = 0x050,
[MIB_SDR19] = 0x054,
[MIB_SDR20] = 0x058,
[MIB_SDR21] = 0x05c,
[MIB_SDR22] = 0x060,
[MIB_SDR23] = 0x064,
[MIB_SDR24] = 0x068,
[MIB_SDR25] = 0x06c,
[MIB_SDR27] = 0x074,
[MIB_SDR28] = 0x078,
[MIB_SDR29] = 0x07c,
[MIB_SDRVEC] = 0x080,
[MIB_SDR31] = 0x084,
[MIB_SDR32] = 0x088,
[MIB_SDRMUBF] = 0x090,
[MIB_DR8] = 0x0c0,
[MIB_DR9] = 0x0c4,
[MIB_DR11] = 0x0cc,
[MIB_MB_SDR0] = 0x100,
[MIB_MB_SDR1] = 0x104,
[TX_AGG_CNT] = 0x0a8,
[TX_AGG_CNT2] = 0x164,
[MIB_ARNG] = 0x4b8,
[WTBLON_TOP_WDUCR] = 0x0,
[WTBL_UPDATE] = 0x030,
[PLE_FL_Q_EMPTY] = 0x0b0,
[PLE_FL_Q_CTRL] = 0x1b0,
[PLE_AC_QEMPTY] = 0x500,
[PLE_FREEPG_CNT] = 0x100,
[PLE_FREEPG_HEAD_TAIL] = 0x104,
[PLE_PG_HIF_GROUP] = 0x110,
[PLE_HIF_PG_INFO] = 0x114,
[AC_OFFSET] = 0x040,
[ETBF_PAR_RPT0] = 0x068,
};
static const u32 mt7916_offs[] = {
[TMAC_CDTR] = 0x0c8,
[TMAC_ODTR] = 0x0cc,
[TMAC_ATCR] = 0x00c,
[TMAC_TRCR0] = 0x010,
[TMAC_ICR0] = 0x014,
[TMAC_ICR1] = 0x018,
[TMAC_CTCR0] = 0x114,
[TMAC_TFCR0] = 0x0e4,
[MDP_BNRCFR0] = 0x090,
[MDP_BNRCFR1] = 0x094,
[ARB_DRNGR0] = 0x1e0,
[ARB_SCR] = 0x000,
[RMAC_MIB_AIRTIME14] = 0x0398,
[AGG_AWSCR0] = 0x030,
[AGG_PCR0] = 0x040,
[AGG_ACR0] = 0x054,
[AGG_ACR4] = 0x05c,
[AGG_MRCR] = 0x068,
[AGG_ATCR1] = 0x1a8,
[AGG_ATCR3] = 0x080,
[LPON_UTTR0] = 0x360,
[LPON_UTTR1] = 0x364,
[LPON_FRCR] = 0x37c,
[MIB_SDR3] = 0x698,
[MIB_SDR4] = 0x788,
[MIB_SDR5] = 0x780,
[MIB_SDR7] = 0x5a8,
[MIB_SDR8] = 0x78c,
[MIB_SDR9] = 0x024,
[MIB_SDR10] = 0x76c,
[MIB_SDR11] = 0x790,
[MIB_SDR12] = 0x558,
[MIB_SDR13] = 0x560,
[MIB_SDR14] = 0x564,
[MIB_SDR15] = 0x568,
[MIB_SDR16] = 0x7fc,
[MIB_SDR17] = 0x800,
[MIB_SDR18] = 0x030,
[MIB_SDR19] = 0x5ac,
[MIB_SDR20] = 0x5b0,
[MIB_SDR21] = 0x5b4,
[MIB_SDR22] = 0x770,
[MIB_SDR23] = 0x774,
[MIB_SDR24] = 0x778,
[MIB_SDR25] = 0x77c,
[MIB_SDR27] = 0x080,
[MIB_SDR28] = 0x084,
[MIB_SDR29] = 0x650,
[MIB_SDRVEC] = 0x5a8,
[MIB_SDR31] = 0x55c,
[MIB_SDR32] = 0x7a8,
[MIB_SDRMUBF] = 0x7ac,
[MIB_DR8] = 0x56c,
[MIB_DR9] = 0x570,
[MIB_DR11] = 0x574,
[MIB_MB_SDR0] = 0x688,
[MIB_MB_SDR1] = 0x690,
[TX_AGG_CNT] = 0x7dc,
[TX_AGG_CNT2] = 0x7ec,
[MIB_ARNG] = 0x0b0,
[WTBLON_TOP_WDUCR] = 0x200,
[WTBL_UPDATE] = 0x230,
[PLE_FL_Q_EMPTY] = 0x360,
[PLE_FL_Q_CTRL] = 0x3e0,
[PLE_AC_QEMPTY] = 0x600,
[PLE_FREEPG_CNT] = 0x380,
[PLE_FREEPG_HEAD_TAIL] = 0x384,
[PLE_PG_HIF_GROUP] = 0x00c,
[PLE_HIF_PG_INFO] = 0x388,
[AC_OFFSET] = 0x080,
[ETBF_PAR_RPT0] = 0x100,
};
static const struct mt76_connac_reg_map mt7915_reg_map[] = {
{ 0x00400000, 0x80000, 0x10000 }, /* WF_MCU_SYSRAM */
{ 0x00410000, 0x90000, 0x10000 }, /* WF_MCU_SYSRAM (configure regs) */
{ 0x40000000, 0x70000, 0x10000 }, /* WF_UMAC_SYSRAM */
{ 0x54000000, 0x02000, 0x01000 }, /* WFDMA PCIE0 MCU DMA0 */
{ 0x55000000, 0x03000, 0x01000 }, /* WFDMA PCIE0 MCU DMA1 */
{ 0x58000000, 0x06000, 0x01000 }, /* WFDMA PCIE1 MCU DMA0 (MEM_DMA) */
{ 0x59000000, 0x07000, 0x01000 }, /* WFDMA PCIE1 MCU DMA1 */
{ 0x7c000000, 0xf0000, 0x10000 }, /* CONN_INFRA */
{ 0x7c020000, 0xd0000, 0x10000 }, /* CONN_INFRA, WFDMA */
{ 0x80020000, 0xb0000, 0x10000 }, /* WF_TOP_MISC_OFF */
{ 0x81020000, 0xc0000, 0x10000 }, /* WF_TOP_MISC_ON */
{ 0x820c0000, 0x08000, 0x04000 }, /* WF_UMAC_TOP (PLE) */
{ 0x820c8000, 0x0c000, 0x02000 }, /* WF_UMAC_TOP (PSE) */
{ 0x820cc000, 0x0e000, 0x02000 }, /* WF_UMAC_TOP (PP) */
{ 0x820ce000, 0x21c00, 0x00200 }, /* WF_LMAC_TOP (WF_SEC) */
{ 0x820cf000, 0x22000, 0x01000 }, /* WF_LMAC_TOP (WF_PF) */
{ 0x820d0000, 0x30000, 0x10000 }, /* WF_LMAC_TOP (WF_WTBLON) */
{ 0x820e0000, 0x20000, 0x00400 }, /* WF_LMAC_TOP BN0 (WF_CFG) */
{ 0x820e1000, 0x20400, 0x00200 }, /* WF_LMAC_TOP BN0 (WF_TRB) */
{ 0x820e2000, 0x20800, 0x00400 }, /* WF_LMAC_TOP BN0 (WF_AGG) */
{ 0x820e3000, 0x20c00, 0x00400 }, /* WF_LMAC_TOP BN0 (WF_ARB) */
{ 0x820e4000, 0x21000, 0x00400 }, /* WF_LMAC_TOP BN0 (WF_TMAC) */
{ 0x820e5000, 0x21400, 0x00800 }, /* WF_LMAC_TOP BN0 (WF_RMAC) */
{ 0x820e7000, 0x21e00, 0x00200 }, /* WF_LMAC_TOP BN0 (WF_DMA) */
{ 0x820e9000, 0x23400, 0x00200 }, /* WF_LMAC_TOP BN0 (WF_WTBLOFF) */
{ 0x820ea000, 0x24000, 0x00200 }, /* WF_LMAC_TOP BN0 (WF_ETBF) */
{ 0x820eb000, 0x24200, 0x00400 }, /* WF_LMAC_TOP BN0 (WF_LPON) */
{ 0x820ec000, 0x24600, 0x00200 }, /* WF_LMAC_TOP BN0 (WF_INT) */
{ 0x820ed000, 0x24800, 0x00800 }, /* WF_LMAC_TOP BN0 (WF_MIB) */
{ 0x820f0000, 0xa0000, 0x00400 }, /* WF_LMAC_TOP BN1 (WF_CFG) */
{ 0x820f1000, 0xa0600, 0x00200 }, /* WF_LMAC_TOP BN1 (WF_TRB) */
{ 0x820f2000, 0xa0800, 0x00400 }, /* WF_LMAC_TOP BN1 (WF_AGG) */
{ 0x820f3000, 0xa0c00, 0x00400 }, /* WF_LMAC_TOP BN1 (WF_ARB) */
{ 0x820f4000, 0xa1000, 0x00400 }, /* WF_LMAC_TOP BN1 (WF_TMAC) */
{ 0x820f5000, 0xa1400, 0x00800 }, /* WF_LMAC_TOP BN1 (WF_RMAC) */
{ 0x820f7000, 0xa1e00, 0x00200 }, /* WF_LMAC_TOP BN1 (WF_DMA) */
{ 0x820f9000, 0xa3400, 0x00200 }, /* WF_LMAC_TOP BN1 (WF_WTBLOFF) */
{ 0x820fa000, 0xa4000, 0x00200 }, /* WF_LMAC_TOP BN1 (WF_ETBF) */
{ 0x820fb000, 0xa4200, 0x00400 }, /* WF_LMAC_TOP BN1 (WF_LPON) */
{ 0x820fc000, 0xa4600, 0x00200 }, /* WF_LMAC_TOP BN1 (WF_INT) */
{ 0x820fd000, 0xa4800, 0x00800 }, /* WF_LMAC_TOP BN1 (WF_MIB) */
{ 0x0, 0x0, 0x0 }, /* imply end of search */
};
static const struct mt76_connac_reg_map mt7916_reg_map[] = {
{ 0x54000000, 0x02000, 0x01000 }, /* WFDMA_0 (PCIE0 MCU DMA0) */
{ 0x55000000, 0x03000, 0x01000 }, /* WFDMA_1 (PCIE0 MCU DMA1) */
{ 0x56000000, 0x04000, 0x01000 }, /* WFDMA_2 (Reserved) */
{ 0x57000000, 0x05000, 0x01000 }, /* WFDMA_3 (MCU wrap CR) */
{ 0x58000000, 0x06000, 0x01000 }, /* WFDMA_4 (PCIE1 MCU DMA0) */
{ 0x59000000, 0x07000, 0x01000 }, /* WFDMA_5 (PCIE1 MCU DMA1) */
{ 0x820c0000, 0x08000, 0x04000 }, /* WF_UMAC_TOP (PLE) */
{ 0x820c8000, 0x0c000, 0x02000 }, /* WF_UMAC_TOP (PSE) */
{ 0x820cc000, 0x0e000, 0x02000 }, /* WF_UMAC_TOP (PP) */
{ 0x820e0000, 0x20000, 0x00400 }, /* WF_LMAC_TOP BN0 (WF_CFG) */
{ 0x820e1000, 0x20400, 0x00200 }, /* WF_LMAC_TOP BN0 (WF_TRB) */
{ 0x820e2000, 0x20800, 0x00400 }, /* WF_LMAC_TOP BN0 (WF_AGG) */
{ 0x820e3000, 0x20c00, 0x00400 }, /* WF_LMAC_TOP BN0 (WF_ARB) */
{ 0x820e4000, 0x21000, 0x00400 }, /* WF_LMAC_TOP BN0 (WF_TMAC) */
{ 0x820e5000, 0x21400, 0x00800 }, /* WF_LMAC_TOP BN0 (WF_RMAC) */
{ 0x820ce000, 0x21c00, 0x00200 }, /* WF_LMAC_TOP (WF_SEC) */
{ 0x820e7000, 0x21e00, 0x00200 }, /* WF_LMAC_TOP BN0 (WF_DMA) */
{ 0x820cf000, 0x22000, 0x01000 }, /* WF_LMAC_TOP (WF_PF) */
{ 0x820e9000, 0x23400, 0x00200 }, /* WF_LMAC_TOP BN0 (WF_WTBLOFF) */
{ 0x820ea000, 0x24000, 0x00200 }, /* WF_LMAC_TOP BN0 (WF_ETBF) */
{ 0x820eb000, 0x24200, 0x00400 }, /* WF_LMAC_TOP BN0 (WF_LPON) */
{ 0x820ec000, 0x24600, 0x00200 }, /* WF_LMAC_TOP BN0 (WF_INT) */
{ 0x820ed000, 0x24800, 0x00800 }, /* WF_LMAC_TOP BN0 (WF_MIB) */
{ 0x820ca000, 0x26000, 0x02000 }, /* WF_LMAC_TOP BN0 (WF_MUCOP) */
{ 0x820d0000, 0x30000, 0x10000 }, /* WF_LMAC_TOP (WF_WTBLON) */
{ 0x00400000, 0x80000, 0x10000 }, /* WF_MCU_SYSRAM */
{ 0x00410000, 0x90000, 0x10000 }, /* WF_MCU_SYSRAM (configure cr) */
{ 0x820f0000, 0xa0000, 0x00400 }, /* WF_LMAC_TOP BN1 (WF_CFG) */
{ 0x820f1000, 0xa0600, 0x00200 }, /* WF_LMAC_TOP BN1 (WF_TRB) */
{ 0x820f2000, 0xa0800, 0x00400 }, /* WF_LMAC_TOP BN1 (WF_AGG) */
{ 0x820f3000, 0xa0c00, 0x00400 }, /* WF_LMAC_TOP BN1 (WF_ARB) */
{ 0x820f4000, 0xa1000, 0x00400 }, /* WF_LMAC_TOP BN1 (WF_TMAC) */
{ 0x820f5000, 0xa1400, 0x00800 }, /* WF_LMAC_TOP BN1 (WF_RMAC) */
{ 0x820f7000, 0xa1e00, 0x00200 }, /* WF_LMAC_TOP BN1 (WF_DMA) */
{ 0x820f9000, 0xa3400, 0x00200 }, /* WF_LMAC_TOP BN1 (WF_WTBLOFF) */
{ 0x820fa000, 0xa4000, 0x00200 }, /* WF_LMAC_TOP BN1 (WF_ETBF) */
{ 0x820fb000, 0xa4200, 0x00400 }, /* WF_LMAC_TOP BN1 (WF_LPON) */
{ 0x820fc000, 0xa4600, 0x00200 }, /* WF_LMAC_TOP BN1 (WF_INT) */
{ 0x820fd000, 0xa4800, 0x00800 }, /* WF_LMAC_TOP BN1 (WF_MIB) */
{ 0x820c4000, 0xa8000, 0x01000 }, /* WF_LMAC_TOP (WF_UWTBL ) */
{ 0x820b0000, 0xae000, 0x01000 }, /* [APB2] WFSYS_ON */
{ 0x80020000, 0xb0000, 0x10000 }, /* WF_TOP_MISC_OFF */
{ 0x81020000, 0xc0000, 0x10000 }, /* WF_TOP_MISC_ON */
{ 0x0, 0x0, 0x0 }, /* imply end of search */
};
static const struct mt76_connac_reg_map mt7986_reg_map[] = {
{ 0x54000000, 0x402000, 0x01000 }, /* WFDMA_0 (PCIE0 MCU DMA0) */
{ 0x55000000, 0x403000, 0x01000 }, /* WFDMA_1 (PCIE0 MCU DMA1) */
{ 0x56000000, 0x404000, 0x01000 }, /* WFDMA_2 (Reserved) */
{ 0x57000000, 0x405000, 0x01000 }, /* WFDMA_3 (MCU wrap CR) */
{ 0x58000000, 0x406000, 0x01000 }, /* WFDMA_4 (PCIE1 MCU DMA0) */
{ 0x59000000, 0x407000, 0x01000 }, /* WFDMA_5 (PCIE1 MCU DMA1) */
{ 0x820c0000, 0x408000, 0x04000 }, /* WF_UMAC_TOP (PLE) */
{ 0x820c8000, 0x40c000, 0x02000 }, /* WF_UMAC_TOP (PSE) */
{ 0x820cc000, 0x40e000, 0x02000 }, /* WF_UMAC_TOP (PP) */
{ 0x820e0000, 0x420000, 0x00400 }, /* WF_LMAC_TOP BN0 (WF_CFG) */
{ 0x820e1000, 0x420400, 0x00200 }, /* WF_LMAC_TOP BN0 (WF_TRB) */
{ 0x820e2000, 0x420800, 0x00400 }, /* WF_LMAC_TOP BN0 (WF_AGG) */
{ 0x820e3000, 0x420c00, 0x00400 }, /* WF_LMAC_TOP BN0 (WF_ARB) */
{ 0x820e4000, 0x421000, 0x00400 }, /* WF_LMAC_TOP BN0 (WF_TMAC) */
{ 0x820e5000, 0x421400, 0x00800 }, /* WF_LMAC_TOP BN0 (WF_RMAC) */
{ 0x820ce000, 0x421c00, 0x00200 }, /* WF_LMAC_TOP (WF_SEC) */
{ 0x820e7000, 0x421e00, 0x00200 }, /* WF_LMAC_TOP BN0 (WF_DMA) */
{ 0x820cf000, 0x422000, 0x01000 }, /* WF_LMAC_TOP (WF_PF) */
{ 0x820e9000, 0x423400, 0x00200 }, /* WF_LMAC_TOP BN0 (WF_WTBLOFF) */
{ 0x820ea000, 0x424000, 0x00200 }, /* WF_LMAC_TOP BN0 (WF_ETBF) */
{ 0x820eb000, 0x424200, 0x00400 }, /* WF_LMAC_TOP BN0 (WF_LPON) */
{ 0x820ec000, 0x424600, 0x00200 }, /* WF_LMAC_TOP BN0 (WF_INT) */
{ 0x820ed000, 0x424800, 0x00800 }, /* WF_LMAC_TOP BN0 (WF_MIB) */
{ 0x820ca000, 0x426000, 0x02000 }, /* WF_LMAC_TOP BN0 (WF_MUCOP) */
{ 0x820d0000, 0x430000, 0x10000 }, /* WF_LMAC_TOP (WF_WTBLON) */
{ 0x00400000, 0x480000, 0x10000 }, /* WF_MCU_SYSRAM */
{ 0x00410000, 0x490000, 0x10000 }, /* WF_MCU_SYSRAM */
{ 0x820f0000, 0x4a0000, 0x00400 }, /* WF_LMAC_TOP BN1 (WF_CFG) */
{ 0x820f1000, 0x4a0600, 0x00200 }, /* WF_LMAC_TOP BN1 (WF_TRB) */
{ 0x820f2000, 0x4a0800, 0x00400 }, /* WF_LMAC_TOP BN1 (WF_AGG) */
{ 0x820f3000, 0x4a0c00, 0x00400 }, /* WF_LMAC_TOP BN1 (WF_ARB) */
{ 0x820f4000, 0x4a1000, 0x00400 }, /* WF_LMAC_TOP BN1 (WF_TMAC) */
{ 0x820f5000, 0x4a1400, 0x00800 }, /* WF_LMAC_TOP BN1 (WF_RMAC) */
{ 0x820f7000, 0x4a1e00, 0x00200 }, /* WF_LMAC_TOP BN1 (WF_DMA) */
{ 0x820f9000, 0x4a3400, 0x00200 }, /* WF_LMAC_TOP BN1 (WF_WTBLOFF) */
{ 0x820fa000, 0x4a4000, 0x00200 }, /* WF_LMAC_TOP BN1 (WF_ETBF) */
{ 0x820fb000, 0x4a4200, 0x00400 }, /* WF_LMAC_TOP BN1 (WF_LPON) */
{ 0x820fc000, 0x4a4600, 0x00200 }, /* WF_LMAC_TOP BN1 (WF_INT) */
{ 0x820fd000, 0x4a4800, 0x00800 }, /* WF_LMAC_TOP BN1 (WF_MIB) */
{ 0x820c4000, 0x4a8000, 0x01000 }, /* WF_LMAC_TOP (WF_UWTBL ) */
{ 0x820b0000, 0x4ae000, 0x01000 }, /* [APB2] WFSYS_ON */
{ 0x80020000, 0x4b0000, 0x10000 }, /* WF_TOP_MISC_OFF */
{ 0x81020000, 0x4c0000, 0x10000 }, /* WF_TOP_MISC_ON */
{ 0x89000000, 0x4d0000, 0x01000 }, /* WF_MCU_CFG_ON */
{ 0x89010000, 0x4d1000, 0x01000 }, /* WF_MCU_CIRQ */
{ 0x89020000, 0x4d2000, 0x01000 }, /* WF_MCU_GPT */
{ 0x89030000, 0x4d3000, 0x01000 }, /* WF_MCU_WDT */
{ 0x80010000, 0x4d4000, 0x01000 }, /* WF_AXIDMA */
{ 0x0, 0x0, 0x0 }, /* imply end of search */
};
static u32 mt7915_reg_map_l1(struct mt7915_dev *dev, u32 addr)
{
u32 offset = FIELD_GET(MT_HIF_REMAP_L1_OFFSET, addr);
u32 base = FIELD_GET(MT_HIF_REMAP_L1_BASE, addr);
u32 l1_remap;
if (is_mt7986(&dev->mt76))
return MT_CONN_INFRA_OFFSET(addr);
l1_remap = is_mt7915(&dev->mt76) ?
MT_HIF_REMAP_L1 : MT_HIF_REMAP_L1_MT7916;
dev->bus_ops->rmw(&dev->mt76, l1_remap,
MT_HIF_REMAP_L1_MASK,
FIELD_PREP(MT_HIF_REMAP_L1_MASK, base));
/* use read to push write */
dev->bus_ops->rr(&dev->mt76, l1_remap);
return MT_HIF_REMAP_BASE_L1 + offset;
}
static u32 mt7915_reg_map_l2(struct mt7915_dev *dev, u32 addr)
{
u32 offset, base;
if (is_mt7915(&dev->mt76)) {
offset = FIELD_GET(MT_HIF_REMAP_L2_OFFSET, addr);
base = FIELD_GET(MT_HIF_REMAP_L2_BASE, addr);
dev->bus_ops->rmw(&dev->mt76, MT_HIF_REMAP_L2,
MT_HIF_REMAP_L2_MASK,
FIELD_PREP(MT_HIF_REMAP_L2_MASK, base));
/* use read to push write */
dev->bus_ops->rr(&dev->mt76, MT_HIF_REMAP_L2);
} else {
u32 ofs = is_mt7986(&dev->mt76) ? 0x400000 : 0;
offset = FIELD_GET(MT_HIF_REMAP_L2_OFFSET_MT7916, addr);
base = FIELD_GET(MT_HIF_REMAP_L2_BASE_MT7916, addr);
dev->bus_ops->rmw(&dev->mt76, MT_HIF_REMAP_L2_MT7916 + ofs,
MT_HIF_REMAP_L2_MASK_MT7916,
FIELD_PREP(MT_HIF_REMAP_L2_MASK_MT7916, base));
/* use read to push write */
dev->bus_ops->rr(&dev->mt76, MT_HIF_REMAP_L2_MT7916 + ofs);
offset += (MT_HIF_REMAP_BASE_L2_MT7916 + ofs);
}
return offset;
}
static u32 __mt7915_reg_addr(struct mt7915_dev *dev, u32 addr)
{
int i;
if (addr < 0x100000)
return addr;
if (!dev->reg.map) {
dev_err(dev->mt76.dev, "err: reg_map is null\n");
return addr;
}
for (i = 0; i < dev->reg.map_size; i++) {
u32 ofs;
if (addr < dev->reg.map[i].phys)
continue;
ofs = addr - dev->reg.map[i].phys;
if (ofs > dev->reg.map[i].size)
continue;
return dev->reg.map[i].maps + ofs;
}
if ((addr >= MT_INFRA_BASE && addr < MT_WFSYS0_PHY_START) ||
(addr >= MT_WFSYS0_PHY_START && addr < MT_WFSYS1_PHY_START) ||
(addr >= MT_WFSYS1_PHY_START && addr <= MT_WFSYS1_PHY_END))
return mt7915_reg_map_l1(dev, addr);
if (dev_is_pci(dev->mt76.dev) &&
((addr >= MT_CBTOP1_PHY_START && addr <= MT_CBTOP1_PHY_END) ||
addr >= MT_CBTOP2_PHY_START))
return mt7915_reg_map_l1(dev, addr);
/* CONN_INFRA: covert to phyiscal addr and use layer 1 remap */
if (addr >= MT_INFRA_MCU_START && addr <= MT_INFRA_MCU_END) {
addr = addr - MT_INFRA_MCU_START + MT_INFRA_BASE;
return mt7915_reg_map_l1(dev, addr);
}
return mt7915_reg_map_l2(dev, addr);
}
static u32 mt7915_rr(struct mt76_dev *mdev, u32 offset)
{
struct mt7915_dev *dev = container_of(mdev, struct mt7915_dev, mt76);
u32 addr = __mt7915_reg_addr(dev, offset);
return dev->bus_ops->rr(mdev, addr);
}
static void mt7915_wr(struct mt76_dev *mdev, u32 offset, u32 val)
{
struct mt7915_dev *dev = container_of(mdev, struct mt7915_dev, mt76);
u32 addr = __mt7915_reg_addr(dev, offset);
dev->bus_ops->wr(mdev, addr, val);
}
static u32 mt7915_rmw(struct mt76_dev *mdev, u32 offset, u32 mask, u32 val)
{
struct mt7915_dev *dev = container_of(mdev, struct mt7915_dev, mt76);
u32 addr = __mt7915_reg_addr(dev, offset);
return dev->bus_ops->rmw(mdev, addr, mask, val);
}
static int mt7915_mmio_init(struct mt76_dev *mdev,
void __iomem *mem_base,
u32 device_id)
{
struct mt76_bus_ops *bus_ops;
struct mt7915_dev *dev;
dev = container_of(mdev, struct mt7915_dev, mt76);
mt76_mmio_init(&dev->mt76, mem_base);
switch (device_id) {
case 0x7915:
dev->reg.reg_rev = mt7915_reg;
dev->reg.offs_rev = mt7915_offs;
dev->reg.map = mt7915_reg_map;
dev->reg.map_size = ARRAY_SIZE(mt7915_reg_map);
break;
case 0x7906:
dev->reg.reg_rev = mt7916_reg;
dev->reg.offs_rev = mt7916_offs;
dev->reg.map = mt7916_reg_map;
dev->reg.map_size = ARRAY_SIZE(mt7916_reg_map);
break;
case 0x7986:
dev->reg.reg_rev = mt7986_reg;
dev->reg.offs_rev = mt7916_offs;
dev->reg.map = mt7986_reg_map;
dev->reg.map_size = ARRAY_SIZE(mt7986_reg_map);
break;
default:
return -EINVAL;
}
dev->bus_ops = dev->mt76.bus;
bus_ops = devm_kmemdup(dev->mt76.dev, dev->bus_ops, sizeof(*bus_ops),
GFP_KERNEL);
if (!bus_ops)
return -ENOMEM;
bus_ops->rr = mt7915_rr;
bus_ops->wr = mt7915_wr;
bus_ops->rmw = mt7915_rmw;
dev->mt76.bus = bus_ops;
mdev->rev = (device_id << 16) |
(mt76_rr(dev, MT_HW_REV) & 0xff);
dev_dbg(mdev->dev, "ASIC revision: %04x\n", mdev->rev);
return 0;
}
void mt7915_dual_hif_set_irq_mask(struct mt7915_dev *dev,
bool write_reg,
u32 clear, u32 set)
{
struct mt76_dev *mdev = &dev->mt76;
unsigned long flags;
spin_lock_irqsave(&mdev->mmio.irq_lock, flags);
mdev->mmio.irqmask &= ~clear;
mdev->mmio.irqmask |= set;
if (write_reg) {
mt76_wr(dev, MT_INT_MASK_CSR, mdev->mmio.irqmask);
mt76_wr(dev, MT_INT1_MASK_CSR, mdev->mmio.irqmask);
}
spin_unlock_irqrestore(&mdev->mmio.irq_lock, flags);
}
static void mt7915_rx_poll_complete(struct mt76_dev *mdev,
enum mt76_rxq_id q)
{
struct mt7915_dev *dev = container_of(mdev, struct mt7915_dev, mt76);
mt7915_irq_enable(dev, MT_INT_RX(q));
}
/* TODO: support 2/4/6/8 MSI-X vectors */
static void mt7915_irq_tasklet(struct tasklet_struct *t)
{
struct mt7915_dev *dev = from_tasklet(dev, t, irq_tasklet);
struct mtk_wed_device *wed = &dev->mt76.mmio.wed;
u32 intr, intr1, mask;
if (mtk_wed_device_active(wed)) {
mtk_wed_device_irq_set_mask(wed, 0);
intr = mtk_wed_device_irq_get(wed, dev->mt76.mmio.irqmask);
} else {
mt76_wr(dev, MT_INT_MASK_CSR, 0);
if (dev->hif2)
mt76_wr(dev, MT_INT1_MASK_CSR, 0);
intr = mt76_rr(dev, MT_INT_SOURCE_CSR);
intr &= dev->mt76.mmio.irqmask;
mt76_wr(dev, MT_INT_SOURCE_CSR, intr);
}
if (dev->hif2) {
intr1 = mt76_rr(dev, MT_INT1_SOURCE_CSR);
intr1 &= dev->mt76.mmio.irqmask;
mt76_wr(dev, MT_INT1_SOURCE_CSR, intr1);
intr |= intr1;
}
trace_dev_irq(&dev->mt76, intr, dev->mt76.mmio.irqmask);
mask = intr & MT_INT_RX_DONE_ALL;
if (intr & MT_INT_TX_DONE_MCU)
mask |= MT_INT_TX_DONE_MCU;
mt7915_irq_disable(dev, mask);
if (intr & MT_INT_TX_DONE_MCU)
napi_schedule(&dev->mt76.tx_napi);
if (intr & MT_INT_RX(MT_RXQ_MAIN))
napi_schedule(&dev->mt76.napi[MT_RXQ_MAIN]);
if (intr & MT_INT_RX(MT_RXQ_BAND1))
napi_schedule(&dev->mt76.napi[MT_RXQ_BAND1]);
if (intr & MT_INT_RX(MT_RXQ_MCU))
napi_schedule(&dev->mt76.napi[MT_RXQ_MCU]);
if (intr & MT_INT_RX(MT_RXQ_MCU_WA))
napi_schedule(&dev->mt76.napi[MT_RXQ_MCU_WA]);
if (!is_mt7915(&dev->mt76) &&
(intr & MT_INT_RX(MT_RXQ_MAIN_WA)))
napi_schedule(&dev->mt76.napi[MT_RXQ_MAIN_WA]);
if (intr & MT_INT_RX(MT_RXQ_BAND1_WA))
napi_schedule(&dev->mt76.napi[MT_RXQ_BAND1_WA]);
if (intr & MT_INT_MCU_CMD) {
u32 val = mt76_rr(dev, MT_MCU_CMD);
mt76_wr(dev, MT_MCU_CMD, val);
if (val & MT_MCU_CMD_ERROR_MASK) {
dev->reset_state = val;
queue_work(dev->mt76.wq, &dev->reset_work);
wake_up(&dev->reset_wait);
}
}
}
irqreturn_t mt7915_irq_handler(int irq, void *dev_instance)
{
struct mt7915_dev *dev = dev_instance;
struct mtk_wed_device *wed = &dev->mt76.mmio.wed;
if (mtk_wed_device_active(wed)) {
mtk_wed_device_irq_set_mask(wed, 0);
} else {
mt76_wr(dev, MT_INT_MASK_CSR, 0);
if (dev->hif2)
mt76_wr(dev, MT_INT1_MASK_CSR, 0);
}
if (!test_bit(MT76_STATE_INITIALIZED, &dev->mphy.state))
return IRQ_NONE;
tasklet_schedule(&dev->irq_tasklet);
return IRQ_HANDLED;
}
struct mt7915_dev *mt7915_mmio_probe(struct device *pdev,
void __iomem *mem_base, u32 device_id)
{
static const struct mt76_driver_ops drv_ops = {
/* txwi_size = txd size + txp size */
.txwi_size = MT_TXD_SIZE + sizeof(struct mt76_connac_fw_txp),
.drv_flags = MT_DRV_TXWI_NO_FREE | MT_DRV_HW_MGMT_TXQ,
.survey_flags = SURVEY_INFO_TIME_TX |
SURVEY_INFO_TIME_RX |
SURVEY_INFO_TIME_BSS_RX,
.token_size = MT7915_TOKEN_SIZE,
.tx_prepare_skb = mt7915_tx_prepare_skb,
.tx_complete_skb = mt76_connac_tx_complete_skb,
.rx_skb = mt7915_queue_rx_skb,
.rx_check = mt7915_rx_check,
.rx_poll_complete = mt7915_rx_poll_complete,
.sta_ps = mt7915_sta_ps,
.sta_add = mt7915_mac_sta_add,
.sta_remove = mt7915_mac_sta_remove,
.update_survey = mt7915_update_channel,
};
struct mt7915_dev *dev;
struct mt76_dev *mdev;
int ret;
mdev = mt76_alloc_device(pdev, sizeof(*dev), &mt7915_ops, &drv_ops);
if (!mdev)
return ERR_PTR(-ENOMEM);
dev = container_of(mdev, struct mt7915_dev, mt76);
ret = mt7915_mmio_init(mdev, mem_base, device_id);
if (ret)
goto error;
tasklet_setup(&dev->irq_tasklet, mt7915_irq_tasklet);
return dev;
error:
mt76_free_device(&dev->mt76);
return ERR_PTR(ret);
}
static int __init mt7915_init(void)
{
int ret;
ret = pci_register_driver(&mt7915_hif_driver);
if (ret)
return ret;
ret = pci_register_driver(&mt7915_pci_driver);
if (ret)
goto error_pci;
if (IS_ENABLED(CONFIG_MT7986_WMAC)) {
ret = platform_driver_register(&mt7986_wmac_driver);
if (ret)
goto error_wmac;
}
return 0;
error_wmac:
pci_unregister_driver(&mt7915_pci_driver);
error_pci:
pci_unregister_driver(&mt7915_hif_driver);
return ret;
}
static void __exit mt7915_exit(void)
{
if (IS_ENABLED(CONFIG_MT7986_WMAC))
platform_driver_unregister(&mt7986_wmac_driver);
pci_unregister_driver(&mt7915_pci_driver);
pci_unregister_driver(&mt7915_hif_driver);
}
module_init(mt7915_init);
module_exit(mt7915_exit);
MODULE_LICENSE("Dual BSD/GPL");