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https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
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a7fc8c641c
Fix typos in npu rx DMA descriptor definitions.
Fixes: b3ef7bdec66fb ("net: airoha: Add airoha_offload.h header")
Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
Link: https://patch.msgid.link/20260102-airoha-npu-dma-rx-def-fixes-v1-1-205fc6bf7d94@kernel.org
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
318 lines
8.5 KiB
C
318 lines
8.5 KiB
C
/* SPDX-License-Identifier: GPL-2.0-only */
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/*
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* Copyright (c) 2025 AIROHA Inc
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* Author: Lorenzo Bianconi <lorenzo@kernel.org>
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*/
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#ifndef AIROHA_OFFLOAD_H
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#define AIROHA_OFFLOAD_H
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#include <linux/skbuff.h>
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#include <linux/spinlock.h>
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#include <linux/workqueue.h>
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enum {
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PPE_CPU_REASON_HIT_UNBIND_RATE_REACHED = 0x0f,
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};
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struct airoha_ppe_dev {
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struct {
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int (*setup_tc_block_cb)(struct airoha_ppe_dev *dev,
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void *type_data);
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void (*check_skb)(struct airoha_ppe_dev *dev,
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struct sk_buff *skb, u16 hash,
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bool rx_wlan);
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} ops;
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void *priv;
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};
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#if (IS_BUILTIN(CONFIG_NET_AIROHA) || IS_MODULE(CONFIG_NET_AIROHA))
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struct airoha_ppe_dev *airoha_ppe_get_dev(struct device *dev);
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void airoha_ppe_put_dev(struct airoha_ppe_dev *dev);
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static inline int airoha_ppe_dev_setup_tc_block_cb(struct airoha_ppe_dev *dev,
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void *type_data)
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{
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return dev->ops.setup_tc_block_cb(dev, type_data);
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}
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static inline void airoha_ppe_dev_check_skb(struct airoha_ppe_dev *dev,
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struct sk_buff *skb,
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u16 hash, bool rx_wlan)
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{
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dev->ops.check_skb(dev, skb, hash, rx_wlan);
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}
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#else
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static inline struct airoha_ppe_dev *airoha_ppe_get_dev(struct device *dev)
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{
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return NULL;
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}
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static inline void airoha_ppe_put_dev(struct airoha_ppe_dev *dev)
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{
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}
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static inline int airoha_ppe_setup_tc_block_cb(struct airoha_ppe_dev *dev,
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void *type_data)
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{
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return -EOPNOTSUPP;
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}
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static inline void airoha_ppe_dev_check_skb(struct airoha_ppe_dev *dev,
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struct sk_buff *skb, u16 hash,
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bool rx_wlan)
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{
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}
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#endif
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#define NPU_NUM_CORES 8
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#define NPU_NUM_IRQ 6
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#define NPU_RX0_DESC_NUM 512
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#define NPU_RX1_DESC_NUM 512
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/* CTRL */
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#define NPU_RX_DMA_DESC_LAST_MASK BIT(27)
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#define NPU_RX_DMA_DESC_LEN_MASK GENMASK(26, 14)
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#define NPU_RX_DMA_DESC_CUR_LEN_MASK GENMASK(13, 1)
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#define NPU_RX_DMA_DESC_DONE_MASK BIT(0)
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/* INFO */
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#define NPU_RX_DMA_PKT_COUNT_MASK GENMASK(31, 29)
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#define NPU_RX_DMA_PKT_ID_MASK GENMASK(28, 26)
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#define NPU_RX_DMA_SRC_PORT_MASK GENMASK(25, 21)
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#define NPU_RX_DMA_CRSN_MASK GENMASK(20, 16)
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#define NPU_RX_DMA_FOE_ID_MASK GENMASK(15, 0)
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/* DATA */
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#define NPU_RX_DMA_SID_MASK GENMASK(31, 16)
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#define NPU_RX_DMA_FRAG_TYPE_MASK GENMASK(15, 14)
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#define NPU_RX_DMA_PRIORITY_MASK GENMASK(13, 10)
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#define NPU_RX_DMA_RADIO_ID_MASK GENMASK(9, 6)
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#define NPU_RX_DMA_VAP_ID_MASK GENMASK(5, 2)
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#define NPU_RX_DMA_FRAME_TYPE_MASK GENMASK(1, 0)
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struct airoha_npu_rx_dma_desc {
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u32 ctrl;
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u32 info;
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u32 data;
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u32 addr;
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u64 rsv;
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} __packed;
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/* CTRL */
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#define NPU_TX_DMA_DESC_SCHED_MASK BIT(31)
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#define NPU_TX_DMA_DESC_LEN_MASK GENMASK(30, 18)
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#define NPU_TX_DMA_DESC_VEND_LEN_MASK GENMASK(17, 1)
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#define NPU_TX_DMA_DESC_DONE_MASK BIT(0)
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#define NPU_TXWI_LEN 192
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struct airoha_npu_tx_dma_desc {
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u32 ctrl;
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u32 addr;
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u64 rsv;
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u8 txwi[NPU_TXWI_LEN];
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} __packed;
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enum airoha_npu_wlan_set_cmd {
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WLAN_FUNC_SET_WAIT_PCIE_ADDR,
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WLAN_FUNC_SET_WAIT_DESC,
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WLAN_FUNC_SET_WAIT_NPU_INIT_DONE,
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WLAN_FUNC_SET_WAIT_TRAN_TO_CPU,
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WLAN_FUNC_SET_WAIT_BA_WIN_SIZE,
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WLAN_FUNC_SET_WAIT_DRIVER_MODEL,
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WLAN_FUNC_SET_WAIT_DEL_STA,
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WLAN_FUNC_SET_WAIT_DRAM_BA_NODE_ADDR,
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WLAN_FUNC_SET_WAIT_PKT_BUF_ADDR,
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WLAN_FUNC_SET_WAIT_IS_TEST_NOBA,
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WLAN_FUNC_SET_WAIT_FLUSHONE_TIMEOUT,
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WLAN_FUNC_SET_WAIT_FLUSHALL_TIMEOUT,
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WLAN_FUNC_SET_WAIT_IS_FORCE_TO_CPU,
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WLAN_FUNC_SET_WAIT_PCIE_STATE,
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WLAN_FUNC_SET_WAIT_PCIE_PORT_TYPE,
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WLAN_FUNC_SET_WAIT_ERROR_RETRY_TIMES,
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WLAN_FUNC_SET_WAIT_BAR_INFO,
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WLAN_FUNC_SET_WAIT_FAST_FLAG,
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WLAN_FUNC_SET_WAIT_NPU_BAND0_ONCPU,
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WLAN_FUNC_SET_WAIT_TX_RING_PCIE_ADDR,
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WLAN_FUNC_SET_WAIT_TX_DESC_HW_BASE,
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WLAN_FUNC_SET_WAIT_TX_BUF_SPACE_HW_BASE,
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WLAN_FUNC_SET_WAIT_RX_RING_FOR_TXDONE_HW_BASE,
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WLAN_FUNC_SET_WAIT_TX_PKT_BUF_ADDR,
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WLAN_FUNC_SET_WAIT_INODE_TXRX_REG_ADDR,
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WLAN_FUNC_SET_WAIT_INODE_DEBUG_FLAG,
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WLAN_FUNC_SET_WAIT_INODE_HW_CFG_INFO,
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WLAN_FUNC_SET_WAIT_INODE_STOP_ACTION,
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WLAN_FUNC_SET_WAIT_INODE_PCIE_SWAP,
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WLAN_FUNC_SET_WAIT_RATELIMIT_CTRL,
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WLAN_FUNC_SET_WAIT_HWNAT_INIT,
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WLAN_FUNC_SET_WAIT_ARHT_CHIP_INFO,
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WLAN_FUNC_SET_WAIT_TX_BUF_CHECK_ADDR,
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WLAN_FUNC_SET_WAIT_TOKEN_ID_SIZE,
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};
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enum airoha_npu_wlan_get_cmd {
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WLAN_FUNC_GET_WAIT_NPU_INFO,
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WLAN_FUNC_GET_WAIT_LAST_RATE,
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WLAN_FUNC_GET_WAIT_COUNTER,
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WLAN_FUNC_GET_WAIT_DBG_COUNTER,
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WLAN_FUNC_GET_WAIT_RXDESC_BASE,
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WLAN_FUNC_GET_WAIT_WCID_DBG_COUNTER,
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WLAN_FUNC_GET_WAIT_DMA_ADDR,
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WLAN_FUNC_GET_WAIT_RING_SIZE,
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WLAN_FUNC_GET_WAIT_NPU_SUPPORT_MAP,
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WLAN_FUNC_GET_WAIT_MDC_LOCK_ADDRESS,
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WLAN_FUNC_GET_WAIT_NPU_VERSION,
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};
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struct airoha_npu {
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#if (IS_BUILTIN(CONFIG_NET_AIROHA_NPU) || IS_MODULE(CONFIG_NET_AIROHA_NPU))
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struct device *dev;
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struct regmap *regmap;
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struct airoha_npu_core {
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struct airoha_npu *npu;
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/* protect concurrent npu memory accesses */
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spinlock_t lock;
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struct work_struct wdt_work;
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} cores[NPU_NUM_CORES];
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int irqs[NPU_NUM_IRQ];
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struct airoha_foe_stats __iomem *stats;
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struct {
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int (*ppe_init)(struct airoha_npu *npu);
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int (*ppe_deinit)(struct airoha_npu *npu);
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int (*ppe_init_stats)(struct airoha_npu *npu,
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dma_addr_t addr, u32 num_stats_entries);
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int (*ppe_flush_sram_entries)(struct airoha_npu *npu,
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dma_addr_t foe_addr,
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int sram_num_entries);
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int (*ppe_foe_commit_entry)(struct airoha_npu *npu,
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dma_addr_t foe_addr,
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u32 entry_size, u32 hash,
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bool ppe2);
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int (*wlan_init_reserved_memory)(struct airoha_npu *npu);
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int (*wlan_send_msg)(struct airoha_npu *npu, int ifindex,
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enum airoha_npu_wlan_set_cmd func_id,
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void *data, int data_len, gfp_t gfp);
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int (*wlan_get_msg)(struct airoha_npu *npu, int ifindex,
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enum airoha_npu_wlan_get_cmd func_id,
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void *data, int data_len, gfp_t gfp);
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u32 (*wlan_get_queue_addr)(struct airoha_npu *npu, int qid,
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bool xmit);
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void (*wlan_set_irq_status)(struct airoha_npu *npu, u32 val);
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u32 (*wlan_get_irq_status)(struct airoha_npu *npu, int q);
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void (*wlan_enable_irq)(struct airoha_npu *npu, int q);
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void (*wlan_disable_irq)(struct airoha_npu *npu, int q);
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} ops;
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#endif
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};
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#if (IS_BUILTIN(CONFIG_NET_AIROHA_NPU) || IS_MODULE(CONFIG_NET_AIROHA_NPU))
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struct airoha_npu *airoha_npu_get(struct device *dev);
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void airoha_npu_put(struct airoha_npu *npu);
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static inline int airoha_npu_wlan_init_reserved_memory(struct airoha_npu *npu)
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{
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return npu->ops.wlan_init_reserved_memory(npu);
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}
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static inline int airoha_npu_wlan_send_msg(struct airoha_npu *npu,
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int ifindex,
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enum airoha_npu_wlan_set_cmd cmd,
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void *data, int data_len, gfp_t gfp)
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{
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return npu->ops.wlan_send_msg(npu, ifindex, cmd, data, data_len, gfp);
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}
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static inline int airoha_npu_wlan_get_msg(struct airoha_npu *npu, int ifindex,
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enum airoha_npu_wlan_get_cmd cmd,
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void *data, int data_len, gfp_t gfp)
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{
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return npu->ops.wlan_get_msg(npu, ifindex, cmd, data, data_len, gfp);
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}
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static inline u32 airoha_npu_wlan_get_queue_addr(struct airoha_npu *npu,
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int qid, bool xmit)
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{
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return npu->ops.wlan_get_queue_addr(npu, qid, xmit);
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}
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static inline void airoha_npu_wlan_set_irq_status(struct airoha_npu *npu,
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u32 val)
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{
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npu->ops.wlan_set_irq_status(npu, val);
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}
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static inline u32 airoha_npu_wlan_get_irq_status(struct airoha_npu *npu, int q)
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{
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return npu->ops.wlan_get_irq_status(npu, q);
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}
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static inline void airoha_npu_wlan_enable_irq(struct airoha_npu *npu, int q)
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{
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npu->ops.wlan_enable_irq(npu, q);
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}
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static inline void airoha_npu_wlan_disable_irq(struct airoha_npu *npu, int q)
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{
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npu->ops.wlan_disable_irq(npu, q);
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}
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#else
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static inline struct airoha_npu *airoha_npu_get(struct device *dev)
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{
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return NULL;
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}
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static inline void airoha_npu_put(struct airoha_npu *npu)
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{
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}
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static inline int airoha_npu_wlan_init_reserved_memory(struct airoha_npu *npu)
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{
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return -EOPNOTSUPP;
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}
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static inline int airoha_npu_wlan_send_msg(struct airoha_npu *npu,
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int ifindex,
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enum airoha_npu_wlan_set_cmd cmd,
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void *data, int data_len, gfp_t gfp)
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{
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return -EOPNOTSUPP;
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}
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static inline int airoha_npu_wlan_get_msg(struct airoha_npu *npu, int ifindex,
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enum airoha_npu_wlan_get_cmd cmd,
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void *data, int data_len, gfp_t gfp)
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{
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return -EOPNOTSUPP;
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}
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static inline u32 airoha_npu_wlan_get_queue_addr(struct airoha_npu *npu,
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int qid, bool xmit)
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{
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return 0;
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}
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static inline void airoha_npu_wlan_set_irq_status(struct airoha_npu *npu,
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u32 val)
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{
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}
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static inline u32 airoha_npu_wlan_get_irq_status(struct airoha_npu *npu,
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int q)
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{
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return 0;
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}
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static inline void airoha_npu_wlan_enable_irq(struct airoha_npu *npu, int q)
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{
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}
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static inline void airoha_npu_wlan_disable_irq(struct airoha_npu *npu, int q)
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{
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}
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#endif
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#endif /* AIROHA_OFFLOAD_H */
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