d067ef0f0d
NOTE: some multi-vap configurations (e.g., STA+IBSS) are not stable; that will be fixed later. Tested with: - RTL8188CE, STA + AP mode; - RTL8188CE, IBSS mode; - RTL8188CUS, IBSS mode; - RTL8188EU, IBSS mode. Relnotes: yes
141 lines
3.7 KiB
C
141 lines
3.7 KiB
C
/* $OpenBSD: if_rtwnreg.h,v 1.3 2015/06/14 08:02:47 stsp Exp $ */
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/*-
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* Copyright (c) 2010 Damien Bergamini <damien.bergamini@free.fr>
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* Copyright (c) 2015 Stefan Sperling <stsp@openbsd.org>
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* Copyright (c) 2016 Andriy Voskoboinyk <avos@FreeBSD.org>
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*
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* Permission to use, copy, modify, and distribute this software for any
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* purpose with or without fee is hereby granted, provided that the above
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* copyright notice and this permission notice appear in all copies.
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*
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* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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*
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* $FreeBSD$
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*/
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#ifndef RTWN_PCI_VAR_H
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#define RTWN_PCI_VAR_H
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#include <dev/rtwn/rtl8192c/pci/r92ce_rx_desc.h>
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#define RTWN_PCI_RX_LIST_COUNT 256
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#define RTWN_PCI_TX_LIST_COUNT 256
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struct rtwn_rx_data {
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bus_dmamap_t map;
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struct mbuf *m;
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bus_addr_t paddr;
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};
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struct rtwn_rx_ring {
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struct r92ce_rx_stat *desc;
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bus_addr_t paddr;
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bus_dma_tag_t desc_dmat;
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bus_dmamap_t desc_map;
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bus_dma_tag_t data_dmat;
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bus_dma_segment_t seg;
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struct rtwn_rx_data rx_data[RTWN_PCI_RX_LIST_COUNT];
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int cur;
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};
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struct rtwn_tx_data {
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bus_dmamap_t map;
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struct mbuf *m;
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struct ieee80211_node *ni;
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};
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struct rtwn_tx_ring {
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bus_addr_t paddr;
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bus_dma_tag_t desc_dmat;
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bus_dmamap_t desc_map;
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bus_dma_tag_t data_dmat;
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bus_dma_segment_t seg;
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void *desc;
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struct rtwn_tx_data tx_data[RTWN_PCI_TX_LIST_COUNT];
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int queued;
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int cur;
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int last;
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};
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/*
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* TX queue indices.
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*/
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enum {
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RTWN_PCI_BK_QUEUE,
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RTWN_PCI_BE_QUEUE,
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RTWN_PCI_VI_QUEUE,
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RTWN_PCI_VO_QUEUE,
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RTWN_PCI_BEACON_QUEUE,
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RTWN_PCI_TXCMD_QUEUE,
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RTWN_PCI_MGNT_QUEUE,
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RTWN_PCI_HIGH_QUEUE,
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RTWN_PCI_HCCA_QUEUE,
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RTWN_PCI_NTXQUEUES
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};
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/*
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* Interrupt events.
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*/
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enum {
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RTWN_PCI_INTR_RX_ERROR = 0x00000001,
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RTWN_PCI_INTR_RX_OVERFLOW = 0x00000002,
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RTWN_PCI_INTR_RX_DESC_UNAVAIL = 0x00000004,
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RTWN_PCI_INTR_RX_DONE = 0x00000008,
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RTWN_PCI_INTR_TX_ERROR = 0x00000010,
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RTWN_PCI_INTR_TX_OVERFLOW = 0x00000020,
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RTWN_PCI_INTR_TX_REPORT = 0x00000040,
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RTWN_PCI_INTR_PS_TIMEOUT = 0x00000080
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};
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/* Shortcuts */
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/* Vendor driver treats RX errors like ROK... */
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#define RTWN_PCI_INTR_RX \
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(RTWN_PCI_INTR_RX_OVERFLOW | RTWN_PCI_INTR_RX_DESC_UNAVAIL | \
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RTWN_PCI_INTR_RX_DONE)
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struct rtwn_pci_softc {
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struct rtwn_softc pc_sc; /* must be the first */
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struct resource *irq;
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struct resource *mem;
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bus_space_tag_t pc_st;
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bus_space_handle_t pc_sh;
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void *pc_ih;
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bus_size_t pc_mapsize;
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struct rtwn_rx_ring rx_ring;
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struct rtwn_tx_ring tx_ring[RTWN_PCI_NTXQUEUES];
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/* must be set by the driver. */
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uint16_t pc_qmap;
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uint32_t tcr;
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void (*pc_setup_tx_desc)(struct rtwn_pci_softc *,
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void *, uint32_t);
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void (*pc_tx_postsetup)(struct rtwn_pci_softc *,
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void *, bus_dma_segment_t *);
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void (*pc_copy_tx_desc)(void *, const void *);
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void (*pc_enable_intr)(struct rtwn_pci_softc *);
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};
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#define RTWN_PCI_SOFTC(sc) ((struct rtwn_pci_softc *)(sc))
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#define rtwn_pci_setup_tx_desc(_pc, _desc, _addr) \
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(((_pc)->pc_setup_tx_desc)((_pc), (_desc), (_addr)))
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#define rtwn_pci_tx_postsetup(_pc, _txd, _segs) \
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(((_pc)->pc_tx_postsetup)((_pc), (_txd), (_segs)))
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#define rtwn_pci_copy_tx_desc(_pc, _dest, _src) \
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(((_pc)->pc_copy_tx_desc)((_dest), (_src)))
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#define rtwn_pci_enable_intr(_pc) \
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(((_pc)->pc_enable_intr)((_pc)))
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#endif /* RTWN_PCI_VAR_H */
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