/* SPDX-License-Identifier: GPL-2.0-only * * Copyright (c) 2021, MediaTek Inc. * Copyright (c) 2021-2022, Intel Corporation. * * Authors: * Haijun Liu * Moises Veleta * Ricardo Martinez * * Contributors: * Amir Hanania * Andy Shevchenko * Sreehari Kancharla */ #ifndef __T7XX_CLDMA_H__ #define __T7XX_CLDMA_H__ #include #include #define CLDMA_TXQ_NUM 8 #define CLDMA_RXQ_NUM 8 #define CLDMA_ALL_Q GENMASK(7, 0) /* Interrupt status bits */ #define EMPTY_STATUS_BITMASK GENMASK(15, 8) #define TXRX_STATUS_BITMASK GENMASK(7, 0) #define EQ_STA_BIT_OFFSET 8 #define L2_INT_BIT_COUNT 16 #define EQ_STA_BIT(index) (BIT((index) + EQ_STA_BIT_OFFSET) & EMPTY_STATUS_BITMASK) #define TQ_ERR_INT_BITMASK GENMASK(23, 16) #define TQ_ACTIVE_START_ERR_INT_BITMASK GENMASK(31, 24) #define RQ_ERR_INT_BITMASK GENMASK(23, 16) #define RQ_ACTIVE_START_ERR_INT_BITMASK GENMASK(31, 24) #define CLDMA0_AO_BASE 0x10049000 #define CLDMA0_PD_BASE 0x1021d000 #define CLDMA1_AO_BASE 0x1004b000 #define CLDMA1_PD_BASE 0x1021f000 #define CLDMA_R_AO_BASE 0x10023000 #define CLDMA_R_PD_BASE 0x1023d000 /* CLDMA TX */ #define REG_CLDMA_UL_START_ADDRL_0 0x0004 #define REG_CLDMA_UL_START_ADDRH_0 0x0008 #define REG_CLDMA_UL_CURRENT_ADDRL_0 0x0044 #define REG_CLDMA_UL_CURRENT_ADDRH_0 0x0048 #define REG_CLDMA_UL_STATUS 0x0084 #define REG_CLDMA_UL_START_CMD 0x0088 #define REG_CLDMA_UL_RESUME_CMD 0x008c #define REG_CLDMA_UL_STOP_CMD 0x0090 #define REG_CLDMA_UL_ERROR 0x0094 #define REG_CLDMA_UL_CFG 0x0098 #define UL_CFG_BIT_MODE_36 BIT(5) #define UL_CFG_BIT_MODE_40 BIT(6) #define UL_CFG_BIT_MODE_64 BIT(7) #define UL_CFG_BIT_MODE_MASK GENMASK(7, 5) #define REG_CLDMA_UL_MEM 0x009c #define UL_MEM_CHECK_DIS BIT(0) /* CLDMA RX */ #define REG_CLDMA_DL_START_CMD 0x05bc #define REG_CLDMA_DL_RESUME_CMD 0x05c0 #define REG_CLDMA_DL_STOP_CMD 0x05c4 #define REG_CLDMA_DL_MEM 0x0508 #define DL_MEM_CHECK_DIS BIT(0) #define REG_CLDMA_DL_CFG 0x0404 #define DL_CFG_UP_HW_LAST BIT(2) #define DL_CFG_BIT_MODE_36 BIT(10) #define DL_CFG_BIT_MODE_40 BIT(11) #define DL_CFG_BIT_MODE_64 BIT(12) #define DL_CFG_BIT_MODE_MASK GENMASK(12, 10) #define REG_CLDMA_DL_START_ADDRL_0 0x0478 #define REG_CLDMA_DL_START_ADDRH_0 0x047c #define REG_CLDMA_DL_CURRENT_ADDRL_0 0x04b8 #define REG_CLDMA_DL_CURRENT_ADDRH_0 0x04bc #define REG_CLDMA_DL_STATUS 0x04f8 /* CLDMA MISC */ #define REG_CLDMA_L2TISAR0 0x0810 #define REG_CLDMA_L2TISAR1 0x0814 #define REG_CLDMA_L2TIMR0 0x0818 #define REG_CLDMA_L2TIMR1 0x081c #define REG_CLDMA_L2TIMCR0 0x0820 #define REG_CLDMA_L2TIMCR1 0x0824 #define REG_CLDMA_L2TIMSR0 0x0828 #define REG_CLDMA_L2TIMSR1 0x082c #define REG_CLDMA_L3TISAR0 0x0830 #define REG_CLDMA_L3TISAR1 0x0834 #define REG_CLDMA_L2RISAR0 0x0850 #define REG_CLDMA_L2RISAR1 0x0854 #define REG_CLDMA_L3RISAR0 0x0870 #define REG_CLDMA_L3RISAR1 0x0874 #define REG_CLDMA_IP_BUSY 0x08b4 #define IP_BUSY_WAKEUP BIT(0) #define CLDMA_L2TISAR0_ALL_INT_MASK GENMASK(15, 0) #define CLDMA_L2RISAR0_ALL_INT_MASK GENMASK(15, 0) /* CLDMA MISC */ #define REG_CLDMA_L2RIMR0 0x0858 #define REG_CLDMA_L2RIMR1 0x085c #define REG_CLDMA_L2RIMCR0 0x0860 #define REG_CLDMA_L2RIMCR1 0x0864 #define REG_CLDMA_L2RIMSR0 0x0868 #define REG_CLDMA_L2RIMSR1 0x086c #define REG_CLDMA_BUSY_MASK 0x0954 #define BUSY_MASK_PCIE BIT(0) #define BUSY_MASK_AP BIT(1) #define BUSY_MASK_MD BIT(2) #define REG_CLDMA_INT_MASK 0x0960 /* CLDMA RESET */ #define REG_INFRA_RST4_SET 0x0730 #define RST4_CLDMA1_SW_RST_SET BIT(20) #define REG_INFRA_RST4_CLR 0x0734 #define RST4_CLDMA1_SW_RST_CLR BIT(20) #define REG_INFRA_RST2_SET 0x0140 #define RST2_PMIC_SW_RST_SET BIT(18) #define REG_INFRA_RST2_CLR 0x0144 #define RST2_PMIC_SW_RST_CLR BIT(18) enum mtk_txrx { MTK_TX, MTK_RX, }; enum t7xx_hw_mode { MODE_BIT_32, MODE_BIT_36, MODE_BIT_40, MODE_BIT_64, }; struct t7xx_cldma_hw { enum t7xx_hw_mode hw_mode; void __iomem *ap_ao_base; void __iomem *ap_pdn_base; u32 phy_interrupt_id; }; void t7xx_cldma_hw_irq_dis_txrx(struct t7xx_cldma_hw *hw_info, unsigned int qno, enum mtk_txrx tx_rx); void t7xx_cldma_hw_irq_dis_eq(struct t7xx_cldma_hw *hw_info, unsigned int qno, enum mtk_txrx tx_rx); void t7xx_cldma_hw_irq_en_txrx(struct t7xx_cldma_hw *hw_info, unsigned int qno, enum mtk_txrx tx_rx); void t7xx_cldma_hw_irq_en_eq(struct t7xx_cldma_hw *hw_info, unsigned int qno, enum mtk_txrx tx_rx); unsigned int t7xx_cldma_hw_queue_status(struct t7xx_cldma_hw *hw_info, unsigned int qno, enum mtk_txrx tx_rx); void t7xx_cldma_hw_init(struct t7xx_cldma_hw *hw_info); void t7xx_cldma_hw_resume_queue(struct t7xx_cldma_hw *hw_info, unsigned int qno, enum mtk_txrx tx_rx); void t7xx_cldma_hw_start(struct t7xx_cldma_hw *hw_info); void t7xx_cldma_hw_start_queue(struct t7xx_cldma_hw *hw_info, unsigned int qno, enum mtk_txrx tx_rx); void t7xx_cldma_hw_tx_done(struct t7xx_cldma_hw *hw_info, unsigned int bitmask); void t7xx_cldma_hw_rx_done(struct t7xx_cldma_hw *hw_info, unsigned int bitmask); void t7xx_cldma_hw_stop_all_qs(struct t7xx_cldma_hw *hw_info, enum mtk_txrx tx_rx); void t7xx_cldma_hw_set_start_addr(struct t7xx_cldma_hw *hw_info, unsigned int qno, u64 address, enum mtk_txrx tx_rx); void t7xx_cldma_hw_reset(void __iomem *ao_base); void t7xx_cldma_hw_stop(struct t7xx_cldma_hw *hw_info, enum mtk_txrx tx_rx); unsigned int t7xx_cldma_hw_int_status(struct t7xx_cldma_hw *hw_info, unsigned int bitmask, enum mtk_txrx tx_rx); void t7xx_cldma_hw_restore(struct t7xx_cldma_hw *hw_info); void t7xx_cldma_clear_ip_busy(struct t7xx_cldma_hw *hw_info); bool t7xx_cldma_tx_addr_is_set(struct t7xx_cldma_hw *hw_info, unsigned int qno); #endif