diff options
Diffstat (limited to 'drivers/net/wireless/quantenna/qtnfmac/pcie/pearl_pcie_bus_priv.h')
-rw-r--r-- | drivers/net/wireless/quantenna/qtnfmac/pcie/pearl_pcie_bus_priv.h | 91 |
1 files changed, 91 insertions, 0 deletions
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 new file mode 100644 index 000000000000..986b95736321 --- /dev/null +++ b/drivers/net/wireless/quantenna/qtnfmac/pcie/pearl_pcie_bus_priv.h @@ -0,0 +1,91 @@ +/* + * 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_ */ |