In preparation to extract common pcie driver state into a separate structure, rename Pearl-specific state to qtnf_pcie_pearl_state and move it directly to pearl-specific PCIe source file. Signed-off-by: Igor Mitsyanko <igor.mitsyanko.os@xxxxxxxxxxxxx> --- .../wireless/quantenna/qtnfmac/pcie/pearl_pcie.c | 158 +++++++++++++++------ .../quantenna/qtnfmac/pcie/pearl_pcie_bus_priv.h | 91 ------------ 2 files changed, 111 insertions(+), 138 deletions(-) delete mode 100644 drivers/net/wireless/quantenna/qtnfmac/pcie/pearl_pcie_bus_priv.h diff --git a/drivers/net/wireless/quantenna/qtnfmac/pcie/pearl_pcie.c b/drivers/net/wireless/quantenna/qtnfmac/pcie/pearl_pcie.c index 269a6e4..ab06eca 100644 --- a/drivers/net/wireless/quantenna/qtnfmac/pcie/pearl_pcie.c +++ b/drivers/net/wireless/quantenna/qtnfmac/pcie/pearl_pcie.c @@ -28,10 +28,12 @@ #include <linux/circ_buf.h> #include <linux/log2.h> +#include "pearl_pcie_regs.h" +#include "pearl_pcie_ipc.h" #include "qtn_hw_ids.h" -#include "pearl_pcie_bus_priv.h" #include "core.h" #include "bus.h" +#include "shm_ipc.h" #include "debug.h" static bool use_msi = true; @@ -52,6 +54,68 @@ MODULE_PARM_DESC(flashboot, "set to 0 to use FW binary file on FS"); #define DRV_NAME "qtnfmac_pearl_pcie" +struct qtnf_pcie_pearl_state { + struct pci_dev *pdev; + + /* lock for irq configuration changes */ + spinlock_t irq_lock; + + /* lock for tx reclaim operations */ + spinlock_t tx_reclaim_lock; + /* lock for tx0 operations */ + spinlock_t tx0_lock; + u8 msi_enabled; + u8 tx_stopped; + int mps; + + struct workqueue_struct *workqueue; + struct tasklet_struct reclaim_tq; + + void __iomem *sysctl_bar; + void __iomem *epmem_bar; + void __iomem *dmareg_bar; + + struct qtnf_shm_ipc shm_ipc_ep_in; + struct qtnf_shm_ipc shm_ipc_ep_out; + + struct qtnf_pcie_bda __iomem *bda; + void __iomem *pcie_reg_base; + + u16 tx_bd_num; + u16 rx_bd_num; + + struct sk_buff **tx_skb; + struct sk_buff **rx_skb; + + struct qtnf_tx_bd *tx_bd_vbase; + dma_addr_t tx_bd_pbase; + + struct qtnf_rx_bd *rx_bd_vbase; + dma_addr_t rx_bd_pbase; + + dma_addr_t bd_table_paddr; + void *bd_table_vaddr; + u32 bd_table_len; + + u32 rx_bd_w_index; + u32 rx_bd_r_index; + + u32 tx_bd_w_index; + u32 tx_bd_r_index; + + u32 pcie_irq_mask; + + /* diagnostics stats */ + u32 pcie_irq_count; + u32 pcie_irq_rx_count; + u32 pcie_irq_tx_count; + u32 pcie_irq_uf_count; + u32 tx_full_count; + u32 tx_done_count; + u32 tx_reclaim_done; + u32 tx_reclaim_req; +}; + static inline void qtnf_non_posted_write(u32 val, void __iomem *basereg) { writel(val, basereg); @@ -60,7 +124,7 @@ static inline void qtnf_non_posted_write(u32 val, void __iomem *basereg) readl(basereg); } -static inline void qtnf_init_hdp_irqs(struct qtnf_pcie_bus_priv *priv) +static inline void qtnf_init_hdp_irqs(struct qtnf_pcie_pearl_state *priv) { unsigned long flags; @@ -69,7 +133,7 @@ static inline void qtnf_init_hdp_irqs(struct qtnf_pcie_bus_priv *priv) spin_unlock_irqrestore(&priv->irq_lock, flags); } -static inline void qtnf_enable_hdp_irqs(struct qtnf_pcie_bus_priv *priv) +static inline void qtnf_enable_hdp_irqs(struct qtnf_pcie_pearl_state *priv) { unsigned long flags; @@ -78,7 +142,7 @@ static inline void qtnf_enable_hdp_irqs(struct qtnf_pcie_bus_priv *priv) spin_unlock_irqrestore(&priv->irq_lock, flags); } -static inline void qtnf_disable_hdp_irqs(struct qtnf_pcie_bus_priv *priv) +static inline void qtnf_disable_hdp_irqs(struct qtnf_pcie_pearl_state *priv) { unsigned long flags; @@ -87,7 +151,7 @@ static inline void qtnf_disable_hdp_irqs(struct qtnf_pcie_bus_priv *priv) spin_unlock_irqrestore(&priv->irq_lock, flags); } -static inline void qtnf_en_rxdone_irq(struct qtnf_pcie_bus_priv *priv) +static inline void qtnf_en_rxdone_irq(struct qtnf_pcie_pearl_state *priv) { unsigned long flags; @@ -97,7 +161,7 @@ static inline void qtnf_en_rxdone_irq(struct qtnf_pcie_bus_priv *priv) spin_unlock_irqrestore(&priv->irq_lock, flags); } -static inline void qtnf_dis_rxdone_irq(struct qtnf_pcie_bus_priv *priv) +static inline void qtnf_dis_rxdone_irq(struct qtnf_pcie_pearl_state *priv) { unsigned long flags; @@ -107,7 +171,7 @@ static inline void qtnf_dis_rxdone_irq(struct qtnf_pcie_bus_priv *priv) spin_unlock_irqrestore(&priv->irq_lock, flags); } -static inline void qtnf_en_txdone_irq(struct qtnf_pcie_bus_priv *priv) +static inline void qtnf_en_txdone_irq(struct qtnf_pcie_pearl_state *priv) { unsigned long flags; @@ -117,7 +181,7 @@ static inline void qtnf_en_txdone_irq(struct qtnf_pcie_bus_priv *priv) spin_unlock_irqrestore(&priv->irq_lock, flags); } -static inline void qtnf_dis_txdone_irq(struct qtnf_pcie_bus_priv *priv) +static inline void qtnf_dis_txdone_irq(struct qtnf_pcie_pearl_state *priv) { unsigned long flags; @@ -127,7 +191,7 @@ static inline void qtnf_dis_txdone_irq(struct qtnf_pcie_bus_priv *priv) spin_unlock_irqrestore(&priv->irq_lock, flags); } -static void qtnf_pcie_init_irq(struct qtnf_pcie_bus_priv *priv) +static void qtnf_pcie_init_irq(struct qtnf_pcie_pearl_state *priv) { struct pci_dev *pdev = priv->pdev; @@ -150,7 +214,7 @@ static void qtnf_pcie_init_irq(struct qtnf_pcie_bus_priv *priv) } } -static void qtnf_deassert_intx(struct qtnf_pcie_bus_priv *priv) +static void qtnf_deassert_intx(struct qtnf_pcie_pearl_state *priv) { void __iomem *reg = priv->sysctl_bar + PEARL_PCIE_CFG0_OFFSET; u32 cfg; @@ -160,7 +224,7 @@ static void qtnf_deassert_intx(struct qtnf_pcie_bus_priv *priv) qtnf_non_posted_write(cfg, reg); } -static void qtnf_reset_card(struct qtnf_pcie_bus_priv *priv) +static void qtnf_reset_card(struct qtnf_pcie_pearl_state *priv) { const u32 data = QTN_PEARL_IPC_IRQ_WORD(QTN_PEARL_LHOST_EP_RESET); void __iomem *reg = priv->sysctl_bar + @@ -173,7 +237,7 @@ static void qtnf_reset_card(struct qtnf_pcie_bus_priv *priv) static void qtnf_ipc_gen_ep_int(void *arg) { - const struct qtnf_pcie_bus_priv *priv = arg; + const struct qtnf_pcie_pearl_state *priv = arg; const u32 data = QTN_PEARL_IPC_IRQ_WORD(QTN_PEARL_LHOST_IPC_IRQ); void __iomem *reg = priv->sysctl_bar + QTN_PEARL_SYSCTL_LHOST_IRQ_OFFSET; @@ -181,7 +245,7 @@ static void qtnf_ipc_gen_ep_int(void *arg) qtnf_non_posted_write(data, reg); } -static void __iomem *qtnf_map_bar(struct qtnf_pcie_bus_priv *priv, u8 index) +static void __iomem *qtnf_map_bar(struct qtnf_pcie_pearl_state *priv, u8 index) { void __iomem *vaddr; dma_addr_t busaddr; @@ -206,7 +270,7 @@ static void __iomem *qtnf_map_bar(struct qtnf_pcie_bus_priv *priv, u8 index) static void qtnf_pcie_control_rx_callback(void *arg, const u8 *buf, size_t len) { - struct qtnf_pcie_bus_priv *priv = arg; + struct qtnf_pcie_pearl_state *priv = arg; struct qtnf_bus *bus = pci_get_drvdata(priv->pdev); struct sk_buff *skb; @@ -227,7 +291,7 @@ static void qtnf_pcie_control_rx_callback(void *arg, const u8 *buf, size_t len) qtnf_trans_handle_rx_ctl_packet(bus, skb); } -static int qtnf_pcie_init_shm_ipc(struct qtnf_pcie_bus_priv *priv) +static int qtnf_pcie_init_shm_ipc(struct qtnf_pcie_pearl_state *priv) { struct qtnf_shm_ipc_region __iomem *ipc_tx_reg; struct qtnf_shm_ipc_region __iomem *ipc_rx_reg; @@ -248,13 +312,13 @@ static int qtnf_pcie_init_shm_ipc(struct qtnf_pcie_bus_priv *priv) return 0; } -static void qtnf_pcie_free_shm_ipc(struct qtnf_pcie_bus_priv *priv) +static void qtnf_pcie_free_shm_ipc(struct qtnf_pcie_pearl_state *priv) { qtnf_shm_ipc_free(&priv->shm_ipc_ep_in); qtnf_shm_ipc_free(&priv->shm_ipc_ep_out); } -static int qtnf_pcie_init_memory(struct qtnf_pcie_bus_priv *priv) +static int qtnf_pcie_init_memory(struct qtnf_pcie_pearl_state *priv) { int ret = -ENOMEM; @@ -283,7 +347,7 @@ static int qtnf_pcie_init_memory(struct qtnf_pcie_bus_priv *priv) return 0; } -static void qtnf_tune_pcie_mps(struct qtnf_pcie_bus_priv *priv) +static void qtnf_tune_pcie_mps(struct qtnf_pcie_pearl_state *priv) { struct pci_dev *pdev = priv->pdev; struct pci_dev *parent; @@ -355,7 +419,7 @@ static int qtnf_poll_state(__le32 __iomem *reg, u32 state, u32 delay_in_ms) return 0; } -static int alloc_skb_array(struct qtnf_pcie_bus_priv *priv) +static int alloc_skb_array(struct qtnf_pcie_pearl_state *priv) { struct sk_buff **vaddr; int len; @@ -375,7 +439,7 @@ static int alloc_skb_array(struct qtnf_pcie_bus_priv *priv) return 0; } -static int alloc_bd_table(struct qtnf_pcie_bus_priv *priv) +static int alloc_bd_table(struct qtnf_pcie_pearl_state *priv) { dma_addr_t paddr; void *vaddr; @@ -426,7 +490,7 @@ static int alloc_bd_table(struct qtnf_pcie_bus_priv *priv) return 0; } -static int skb2rbd_attach(struct qtnf_pcie_bus_priv *priv, u16 index) +static int skb2rbd_attach(struct qtnf_pcie_pearl_state *priv, u16 index) { struct qtnf_rx_bd *rxbd; struct sk_buff *skb; @@ -469,7 +533,7 @@ static int skb2rbd_attach(struct qtnf_pcie_bus_priv *priv, u16 index) return 0; } -static int alloc_rx_buffers(struct qtnf_pcie_bus_priv *priv) +static int alloc_rx_buffers(struct qtnf_pcie_pearl_state *priv) { u16 i; int ret = 0; @@ -487,7 +551,7 @@ static int alloc_rx_buffers(struct qtnf_pcie_bus_priv *priv) } /* all rx/tx activity should have ceased before calling this function */ -static void qtnf_free_xfer_buffers(struct qtnf_pcie_bus_priv *priv) +static void qtnf_free_xfer_buffers(struct qtnf_pcie_pearl_state *priv) { struct qtnf_tx_bd *txbd; struct qtnf_rx_bd *rxbd; @@ -524,7 +588,7 @@ static void qtnf_free_xfer_buffers(struct qtnf_pcie_bus_priv *priv) } } -static int qtnf_hhbm_init(struct qtnf_pcie_bus_priv *priv) +static int qtnf_hhbm_init(struct qtnf_pcie_pearl_state *priv) { u32 val; @@ -542,7 +606,7 @@ static int qtnf_hhbm_init(struct qtnf_pcie_bus_priv *priv) return 0; } -static int qtnf_pcie_init_xfer(struct qtnf_pcie_bus_priv *priv) +static int qtnf_pcie_init_xfer(struct qtnf_pcie_pearl_state *priv) { int ret; u32 val; @@ -605,7 +669,7 @@ static int qtnf_pcie_init_xfer(struct qtnf_pcie_bus_priv *priv) return ret; } -static void qtnf_pcie_data_tx_reclaim(struct qtnf_pcie_bus_priv *priv) +static void qtnf_pcie_data_tx_reclaim(struct qtnf_pcie_pearl_state *priv) { struct qtnf_tx_bd *txbd; struct sk_buff *skb; @@ -656,7 +720,7 @@ static void qtnf_pcie_data_tx_reclaim(struct qtnf_pcie_bus_priv *priv) spin_unlock_irqrestore(&priv->tx_reclaim_lock, flags); } -static int qtnf_tx_queue_ready(struct qtnf_pcie_bus_priv *priv) +static int qtnf_tx_queue_ready(struct qtnf_pcie_pearl_state *priv) { if (!CIRC_SPACE(priv->tx_bd_w_index, priv->tx_bd_r_index, priv->tx_bd_num)) { @@ -675,7 +739,7 @@ static int qtnf_tx_queue_ready(struct qtnf_pcie_bus_priv *priv) static int qtnf_pcie_data_tx(struct qtnf_bus *bus, struct sk_buff *skb) { - struct qtnf_pcie_bus_priv *priv = (void *)get_bus_priv(bus); + struct qtnf_pcie_pearl_state *priv = (void *)get_bus_priv(bus); dma_addr_t txbd_paddr, skb_paddr; struct qtnf_tx_bd *txbd; unsigned long flags; @@ -750,7 +814,7 @@ static int qtnf_pcie_data_tx(struct qtnf_bus *bus, struct sk_buff *skb) static int qtnf_pcie_control_tx(struct qtnf_bus *bus, struct sk_buff *skb) { - struct qtnf_pcie_bus_priv *priv = (void *)get_bus_priv(bus); + struct qtnf_pcie_pearl_state *priv = (void *)get_bus_priv(bus); int ret; ret = qtnf_shm_ipc_send(&priv->shm_ipc_ep_in, skb->data, skb->len); @@ -766,7 +830,7 @@ static int qtnf_pcie_control_tx(struct qtnf_bus *bus, struct sk_buff *skb) static irqreturn_t qtnf_interrupt(int irq, void *data) { struct qtnf_bus *bus = (struct qtnf_bus *)data; - struct qtnf_pcie_bus_priv *priv = (void *)get_bus_priv(bus); + struct qtnf_pcie_pearl_state *priv = (void *)get_bus_priv(bus); u32 status; priv->pcie_irq_count++; @@ -807,7 +871,7 @@ static irqreturn_t qtnf_interrupt(int irq, void *data) return IRQ_HANDLED; } -static int qtnf_rx_data_ready(struct qtnf_pcie_bus_priv *priv) +static int qtnf_rx_data_ready(struct qtnf_pcie_pearl_state *priv) { u16 index = priv->rx_bd_r_index; struct qtnf_rx_bd *rxbd; @@ -825,7 +889,7 @@ static int qtnf_rx_data_ready(struct qtnf_pcie_bus_priv *priv) static int qtnf_rx_poll(struct napi_struct *napi, int budget) { struct qtnf_bus *bus = container_of(napi, struct qtnf_bus, mux_napi); - struct qtnf_pcie_bus_priv *priv = (void *)get_bus_priv(bus); + struct qtnf_pcie_pearl_state *priv = (void *)get_bus_priv(bus); struct net_device *ndev = NULL; struct sk_buff *skb = NULL; int processed = 0; @@ -930,14 +994,14 @@ static int qtnf_rx_poll(struct napi_struct *napi, int budget) static void qtnf_pcie_data_tx_timeout(struct qtnf_bus *bus, struct net_device *ndev) { - struct qtnf_pcie_bus_priv *priv = (void *)get_bus_priv(bus); + struct qtnf_pcie_pearl_state *priv = (void *)get_bus_priv(bus); tasklet_hi_schedule(&priv->reclaim_tq); } static void qtnf_pcie_data_rx_start(struct qtnf_bus *bus) { - struct qtnf_pcie_bus_priv *priv = (void *)get_bus_priv(bus); + struct qtnf_pcie_pearl_state *priv = (void *)get_bus_priv(bus); qtnf_enable_hdp_irqs(priv); napi_enable(&bus->mux_napi); @@ -945,7 +1009,7 @@ static void qtnf_pcie_data_rx_start(struct qtnf_bus *bus) static void qtnf_pcie_data_rx_stop(struct qtnf_bus *bus) { - struct qtnf_pcie_bus_priv *priv = (void *)get_bus_priv(bus); + struct qtnf_pcie_pearl_state *priv = (void *)get_bus_priv(bus); napi_disable(&bus->mux_napi); qtnf_disable_hdp_irqs(priv); @@ -965,7 +1029,7 @@ static const struct qtnf_bus_ops qtnf_pcie_bus_ops = { static int qtnf_dbg_mps_show(struct seq_file *s, void *data) { struct qtnf_bus *bus = dev_get_drvdata(s->private); - struct qtnf_pcie_bus_priv *priv = get_bus_priv(bus); + struct qtnf_pcie_pearl_state *priv = get_bus_priv(bus); seq_printf(s, "%d\n", priv->mps); @@ -975,7 +1039,7 @@ static int qtnf_dbg_mps_show(struct seq_file *s, void *data) static int qtnf_dbg_msi_show(struct seq_file *s, void *data) { struct qtnf_bus *bus = dev_get_drvdata(s->private); - struct qtnf_pcie_bus_priv *priv = get_bus_priv(bus); + struct qtnf_pcie_pearl_state *priv = get_bus_priv(bus); seq_printf(s, "%u\n", priv->msi_enabled); @@ -985,7 +1049,7 @@ static int qtnf_dbg_msi_show(struct seq_file *s, void *data) static int qtnf_dbg_irq_stats(struct seq_file *s, void *data) { struct qtnf_bus *bus = dev_get_drvdata(s->private); - struct qtnf_pcie_bus_priv *priv = get_bus_priv(bus); + struct qtnf_pcie_pearl_state *priv = get_bus_priv(bus); u32 reg = readl(PCIE_HDP_INT_EN(priv->pcie_reg_base)); u32 status; @@ -1009,7 +1073,7 @@ static int qtnf_dbg_irq_stats(struct seq_file *s, void *data) static int qtnf_dbg_hdp_stats(struct seq_file *s, void *data) { struct qtnf_bus *bus = dev_get_drvdata(s->private); - struct qtnf_pcie_bus_priv *priv = get_bus_priv(bus); + struct qtnf_pcie_pearl_state *priv = get_bus_priv(bus); seq_printf(s, "tx_full_count(%u)\n", priv->tx_full_count); seq_printf(s, "tx_done_count(%u)\n", priv->tx_done_count); @@ -1040,7 +1104,7 @@ static int qtnf_dbg_hdp_stats(struct seq_file *s, void *data) static int qtnf_dbg_shm_stats(struct seq_file *s, void *data) { struct qtnf_bus *bus = dev_get_drvdata(s->private); - struct qtnf_pcie_bus_priv *priv = get_bus_priv(bus); + struct qtnf_pcie_pearl_state *priv = get_bus_priv(bus); seq_printf(s, "shm_ipc_ep_in.tx_packet_count(%zu)\n", priv->shm_ipc_ep_in.tx_packet_count); @@ -1054,7 +1118,7 @@ static int qtnf_dbg_shm_stats(struct seq_file *s, void *data) return 0; } -static int qtnf_ep_fw_send(struct qtnf_pcie_bus_priv *priv, uint32_t size, +static int qtnf_ep_fw_send(struct qtnf_pcie_pearl_state *priv, uint32_t size, int blk, const u8 *pblk, const u8 *fw) { struct pci_dev *pdev = priv->pdev; @@ -1103,7 +1167,7 @@ static int qtnf_ep_fw_send(struct qtnf_pcie_bus_priv *priv, uint32_t size, } static int -qtnf_ep_fw_load(struct qtnf_pcie_bus_priv *priv, const u8 *fw, u32 fw_size) +qtnf_ep_fw_load(struct qtnf_pcie_pearl_state *priv, const u8 *fw, u32 fw_size) { int blk_size = QTN_PCIE_FW_BUFSZ - sizeof(struct qtnf_pcie_fw_hdr); int blk_count = fw_size / blk_size + ((fw_size % blk_size) ? 1 : 0); @@ -1172,7 +1236,7 @@ qtnf_ep_fw_load(struct qtnf_pcie_bus_priv *priv, const u8 *fw, u32 fw_size) static void qtnf_fw_work_handler(struct work_struct *work) { struct qtnf_bus *bus = container_of(work, struct qtnf_bus, fw_work); - struct qtnf_pcie_bus_priv *priv = (void *)get_bus_priv(bus); + struct qtnf_pcie_pearl_state *priv = (void *)get_bus_priv(bus); struct pci_dev *pdev = priv->pdev; const struct firmware *fw; int ret; @@ -1256,7 +1320,7 @@ static void qtnf_fw_work_handler(struct work_struct *work) static void qtnf_bringup_fw_async(struct qtnf_bus *bus) { - struct qtnf_pcie_bus_priv *priv = (void *)get_bus_priv(bus); + struct qtnf_pcie_pearl_state *priv = (void *)get_bus_priv(bus); struct pci_dev *pdev = priv->pdev; get_device(&pdev->dev); @@ -1266,7 +1330,7 @@ static void qtnf_bringup_fw_async(struct qtnf_bus *bus) static void qtnf_reclaim_tasklet_fn(unsigned long data) { - struct qtnf_pcie_bus_priv *priv = (void *)data; + struct qtnf_pcie_pearl_state *priv = (void *)data; qtnf_pcie_data_tx_reclaim(priv); qtnf_en_txdone_irq(priv); @@ -1274,7 +1338,7 @@ static void qtnf_reclaim_tasklet_fn(unsigned long data) static int qtnf_pcie_probe(struct pci_dev *pdev, const struct pci_device_id *id) { - struct qtnf_pcie_bus_priv *pcie_priv; + struct qtnf_pcie_pearl_state *pcie_priv; struct qtnf_bus *bus; int ret; @@ -1407,7 +1471,7 @@ static int qtnf_pcie_probe(struct pci_dev *pdev, const struct pci_device_id *id) static void qtnf_pcie_remove(struct pci_dev *pdev) { - struct qtnf_pcie_bus_priv *priv; + struct qtnf_pcie_pearl_state *priv; struct qtnf_bus *bus; bus = pci_get_drvdata(pdev); diff --git a/drivers/net/wireless/quantenna/qtnfmac/pcie/pearl_pcie_bus_priv.h b/drivers/net/wireless/quantenna/qtnfmac/pcie/pearl_pcie_bus_priv.h deleted file mode 100644 index 986b957..0000000 --- a/drivers/net/wireless/quantenna/qtnfmac/pcie/pearl_pcie_bus_priv.h +++ /dev/null @@ -1,91 +0,0 @@ -/* - * Copyright (c) 2015-2016 Quantenna Communications, Inc. - * All rights reserved. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version 2 - * of the License, or (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - */ - -#ifndef _QTN_FMAC_PCIE_H_ -#define _QTN_FMAC_PCIE_H_ - -#include <linux/dma-mapping.h> -#include <linux/io.h> - -#include "pearl_pcie_regs.h" -#include "pearl_pcie_ipc.h" -#include "shm_ipc.h" - -struct bus; - -struct qtnf_pcie_bus_priv { - struct pci_dev *pdev; - - /* lock for irq configuration changes */ - spinlock_t irq_lock; - - /* lock for tx reclaim operations */ - spinlock_t tx_reclaim_lock; - /* lock for tx0 operations */ - spinlock_t tx0_lock; - u8 msi_enabled; - u8 tx_stopped; - int mps; - - struct workqueue_struct *workqueue; - struct tasklet_struct reclaim_tq; - - void __iomem *sysctl_bar; - void __iomem *epmem_bar; - void __iomem *dmareg_bar; - - struct qtnf_shm_ipc shm_ipc_ep_in; - struct qtnf_shm_ipc shm_ipc_ep_out; - - struct qtnf_pcie_bda __iomem *bda; - void __iomem *pcie_reg_base; - - u16 tx_bd_num; - u16 rx_bd_num; - - struct sk_buff **tx_skb; - struct sk_buff **rx_skb; - - struct qtnf_tx_bd *tx_bd_vbase; - dma_addr_t tx_bd_pbase; - - struct qtnf_rx_bd *rx_bd_vbase; - dma_addr_t rx_bd_pbase; - - dma_addr_t bd_table_paddr; - void *bd_table_vaddr; - u32 bd_table_len; - - u32 rx_bd_w_index; - u32 rx_bd_r_index; - - u32 tx_bd_w_index; - u32 tx_bd_r_index; - - u32 pcie_irq_mask; - - /* diagnostics stats */ - u32 pcie_irq_count; - u32 pcie_irq_rx_count; - u32 pcie_irq_tx_count; - u32 pcie_irq_uf_count; - u32 tx_full_count; - u32 tx_done_count; - u32 tx_reclaim_done; - u32 tx_reclaim_req; -}; - -#endif /* _QTN_FMAC_PCIE_H_ */ -- 2.9.5