357 lines
15 KiB
C
Executable File
357 lines
15 KiB
C
Executable File
/*
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* Header file describing the internal (inter-module) DHD interfaces.
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*
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* Provides type definitions and function prototypes used to link the
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* DHD OS, bus, and protocol modules.
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*
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* Copyright (C) 1999-2019, Broadcom.
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*
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* Unless you and Broadcom execute a separate written software license
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* agreement governing use of this software, this software is licensed to you
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* under the terms of the GNU General Public License version 2 (the "GPL"),
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* available at http://www.broadcom.com/licenses/GPLv2.php, with the
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* following added to such license:
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*
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* As a special exception, the copyright holders of this software give you
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* permission to link this software with independent modules, and to copy and
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* distribute the resulting executable under terms of your choice, provided that
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* you also meet, for each linked independent module, the terms and conditions of
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* the license of that module. An independent module is a module which is not
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* derived from this software. The special exception does not apply to any
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* modifications of the software.
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*
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* Notwithstanding the above, under no circumstances may you combine this
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* software in any way with any other Broadcom software provided under a license
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* other than the GPL, without Broadcom's express prior written consent.
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*
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*
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* <<Broadcom-WL-IPTag/Open:>>
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*
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* $Id: dhd_bus.h 814378 2019-04-11 02:21:31Z $
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*/
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#ifndef _dhd_bus_h_
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#define _dhd_bus_h_
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extern int dbus_up(struct dhd_bus *pub);
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extern int dbus_stop(struct dhd_bus *pub);
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extern int dbus_send_ctl(struct dhd_bus *pub, uint8 *buf, int len);
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extern int dbus_recv_ctl(struct dhd_bus *pub, uint8 *buf, int len);
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/*
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* Exported from dhd bus module (dhd_usb, dhd_sdio)
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*/
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/* global variable for the bus */
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extern struct dhd_bus *g_dhd_bus;
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/* Indicate (dis)interest in finding dongles. */
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extern int dhd_bus_register(void);
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extern void dhd_bus_unregister(void);
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/* Download firmware image and nvram image */
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extern int dhd_bus_download_firmware(struct dhd_bus *bus, osl_t *osh,
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char *fw_path, char *nv_path, char *clm_path, char *conf_path);
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#if defined(BT_OVER_SDIO)
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extern int dhd_bus_download_btfw(struct dhd_bus *bus, osl_t *osh, char *btfw_path);
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#endif /* defined (BT_OVER_SDIO) */
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/* Stop bus module: clear pending frames, disable data flow */
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extern void dhd_bus_stop(struct dhd_bus *bus, bool enforce_mutex);
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/* Initialize bus module: prepare for communication w/dongle */
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extern int dhd_bus_init(dhd_pub_t *dhdp, bool enforce_mutex);
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/* Get the Bus Idle Time */
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extern void dhd_bus_getidletime(dhd_pub_t *dhdp, int *idletime);
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/* Set the Bus Idle Time */
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extern void dhd_bus_setidletime(dhd_pub_t *dhdp, int idle_time);
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/* Send a data frame to the dongle. Callee disposes of txp. */
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#ifdef BCMPCIE
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extern int dhd_bus_txdata(struct dhd_bus *bus, void *txp, uint8 ifidx);
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#else
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extern int dhd_bus_txdata(struct dhd_bus *bus, void *txp);
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#endif // endif
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#ifdef BCMPCIE
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extern void dhdpcie_cto_recovery_handler(dhd_pub_t *dhd);
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#endif /* BCMPCIE */
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/* Send/receive a control message to/from the dongle.
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* Expects caller to enforce a single outstanding transaction.
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*/
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extern int dhd_bus_txctl(struct dhd_bus *bus, uchar *msg, uint msglen);
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extern int dhd_bus_rxctl(struct dhd_bus *bus, uchar *msg, uint msglen);
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/* Watchdog timer function */
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extern bool dhd_bus_watchdog(dhd_pub_t *dhd);
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extern int dhd_bus_oob_intr_register(dhd_pub_t *dhdp);
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extern void dhd_bus_oob_intr_unregister(dhd_pub_t *dhdp);
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extern void dhd_bus_oob_intr_set(dhd_pub_t *dhdp, bool enable);
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extern void dhd_bus_dev_pm_stay_awake(dhd_pub_t *dhdpub);
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extern void dhd_bus_dev_pm_relax(dhd_pub_t *dhdpub);
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extern bool dhd_bus_dev_pm_enabled(dhd_pub_t *dhdpub);
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/* Device console input function */
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extern int dhd_bus_console_in(dhd_pub_t *dhd, uchar *msg, uint msglen);
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#ifdef CONSOLE_DPC
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extern int dhd_bus_txcons(dhd_pub_t *dhd, uchar *msg, uint msglen);
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#endif
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/* Deferred processing for the bus, return TRUE requests reschedule */
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extern bool dhd_bus_dpc(struct dhd_bus *bus);
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extern void dhd_bus_isr(bool * InterruptRecognized, bool * QueueMiniportHandleInterrupt, void *arg);
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/* Check for and handle local prot-specific iovar commands */
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extern int dhd_bus_iovar_op(dhd_pub_t *dhdp, const char *name,
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void *params, int plen, void *arg, int len, bool set);
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/* Add bus dump output to a buffer */
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extern void dhd_bus_dump(dhd_pub_t *dhdp, struct bcmstrbuf *strbuf);
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/* Clear any bus counters */
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extern void dhd_bus_clearcounts(dhd_pub_t *dhdp);
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#if defined(BCMSDIO) && defined(PKT_STATICS)
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extern void dhd_bus_dump_txpktstatics(struct dhd_bus *bus);
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extern void dhd_bus_clear_txpktstatics(struct dhd_bus *bus);
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#endif
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/* return the dongle chipid */
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extern uint dhd_bus_chip(struct dhd_bus *bus);
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/* return the dongle chiprev */
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extern uint dhd_bus_chiprev(struct dhd_bus *bus);
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/* Set user-specified nvram parameters. */
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extern void dhd_bus_set_nvram_params(struct dhd_bus * bus, const char *nvram_params);
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extern void *dhd_bus_pub(struct dhd_bus *bus);
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extern void *dhd_bus_txq(struct dhd_bus *bus);
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extern void *dhd_bus_sih(struct dhd_bus *bus);
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extern uint dhd_bus_hdrlen(struct dhd_bus *bus);
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#ifdef BCMSDIO
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extern void dhd_bus_set_dotxinrx(struct dhd_bus *bus, bool val);
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/* return sdio io status */
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extern uint8 dhd_bus_is_ioready(struct dhd_bus *bus);
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#else
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#define dhd_bus_set_dotxinrx(a, b) do {} while (0)
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#endif // endif
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#define DHD_SET_BUS_STATE_DOWN(_bus) do { \
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(_bus)->dhd->busstate = DHD_BUS_DOWN; \
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} while (0)
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/* Register a dummy SDIO client driver in order to be notified of new SDIO device */
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extern int dhd_bus_reg_sdio_notify(void* semaphore);
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extern void dhd_bus_unreg_sdio_notify(void);
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extern void dhd_txglom_enable(dhd_pub_t *dhdp, bool enable);
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extern int dhd_bus_get_ids(struct dhd_bus *bus, uint32 *bus_type, uint32 *bus_num,
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uint32 *slot_num);
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#if defined(DHD_FW_COREDUMP) && (defined(BCMPCIE) || defined(BCMSDIO))
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extern int dhd_bus_mem_dump(dhd_pub_t *dhd);
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extern int dhd_bus_get_mem_dump(dhd_pub_t *dhdp);
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#else
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#define dhd_bus_mem_dump(x)
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#define dhd_bus_get_mem_dump(x)
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#endif /* DHD_FW_COREDUMP && (BCMPCIE || BCMSDIO) */
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#ifdef BCMPCIE
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enum {
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/* Scratch buffer confiuguration update */
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D2H_DMA_SCRATCH_BUF,
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D2H_DMA_SCRATCH_BUF_LEN,
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/* DMA Indices array buffers for: H2D WR and RD, and D2H WR and RD */
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H2D_DMA_INDX_WR_BUF, /* update H2D WR dma indices buf base addr to dongle */
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H2D_DMA_INDX_RD_BUF, /* update H2D RD dma indices buf base addr to dongle */
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D2H_DMA_INDX_WR_BUF, /* update D2H WR dma indices buf base addr to dongle */
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D2H_DMA_INDX_RD_BUF, /* update D2H RD dma indices buf base addr to dongle */
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/* DHD sets/gets WR or RD index, in host's H2D and D2H DMA indices buffer */
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H2D_DMA_INDX_WR_UPD, /* update H2D WR index in H2D WR dma indices buf */
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H2D_DMA_INDX_RD_UPD, /* update H2D RD index in H2D RD dma indices buf */
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D2H_DMA_INDX_WR_UPD, /* update D2H WR index in D2H WR dma indices buf */
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D2H_DMA_INDX_RD_UPD, /* update D2H RD index in D2H RD dma indices buf */
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/* DHD Indices array buffers and update for: H2D flow ring WR */
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H2D_IFRM_INDX_WR_BUF, /* update H2D WR dma indices buf base addr to dongle */
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H2D_IFRM_INDX_WR_UPD, /* update H2D WR dma indices buf base addr to dongle */
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/* H2D and D2H Mailbox data update */
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H2D_MB_DATA,
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D2H_MB_DATA,
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/* (Common) MsgBuf Ring configuration update */
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RING_BUF_ADDR, /* update ring base address to dongle */
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RING_ITEM_LEN, /* update ring item size to dongle */
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RING_MAX_ITEMS, /* update ring max items to dongle */
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/* Update of WR or RD index, for a MsgBuf Ring */
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RING_RD_UPD, /* update ring read index from/to dongle */
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RING_WR_UPD, /* update ring write index from/to dongle */
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TOTAL_LFRAG_PACKET_CNT,
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MAX_HOST_RXBUFS,
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HOST_API_VERSION,
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DNGL_TO_HOST_TRAP_ADDR,
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HOST_SCB_ADDR, /* update host scb base address to dongle */
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};
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typedef void (*dhd_mb_ring_t) (struct dhd_bus *, uint32);
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typedef void (*dhd_mb_ring_2_t) (struct dhd_bus *, uint32, bool);
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extern void dhd_bus_cmn_writeshared(struct dhd_bus *bus, void * data, uint32 len, uint8 type,
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uint16 ringid);
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extern void dhd_bus_ringbell(struct dhd_bus *bus, uint32 value);
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extern void dhd_bus_ringbell_2(struct dhd_bus *bus, uint32 value, bool devwake);
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extern void dhd_bus_cmn_readshared(struct dhd_bus *bus, void* data, uint8 type, uint16 ringid);
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extern uint32 dhd_bus_get_sharedflags(struct dhd_bus *bus);
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extern void dhd_bus_rx_frame(struct dhd_bus *bus, void* pkt, int ifidx, uint pkt_count);
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extern void dhd_bus_start_queue(struct dhd_bus *bus);
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extern void dhd_bus_stop_queue(struct dhd_bus *bus);
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extern dhd_mb_ring_t dhd_bus_get_mbintr_fn(struct dhd_bus *bus);
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extern dhd_mb_ring_2_t dhd_bus_get_mbintr_2_fn(struct dhd_bus *bus);
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extern void dhd_bus_write_flow_ring_states(struct dhd_bus *bus,
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void * data, uint16 flowid);
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extern void dhd_bus_read_flow_ring_states(struct dhd_bus *bus,
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void * data, uint8 flowid);
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extern int dhd_bus_flow_ring_create_request(struct dhd_bus *bus, void *flow_ring_node);
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extern void dhd_bus_clean_flow_ring(struct dhd_bus *bus, void *flow_ring_node);
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extern void dhd_bus_flow_ring_create_response(struct dhd_bus *bus, uint16 flow_id, int32 status);
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extern int dhd_bus_flow_ring_delete_request(struct dhd_bus *bus, void *flow_ring_node);
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extern void dhd_bus_flow_ring_delete_response(struct dhd_bus *bus, uint16 flowid, uint32 status);
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extern int dhd_bus_flow_ring_flush_request(struct dhd_bus *bus, void *flow_ring_node);
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extern void dhd_bus_flow_ring_flush_response(struct dhd_bus *bus, uint16 flowid, uint32 status);
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extern uint32 dhd_bus_max_h2d_queues(struct dhd_bus *bus);
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extern int dhd_bus_schedule_queue(struct dhd_bus *bus, uint16 flow_id, bool txs);
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#ifdef IDLE_TX_FLOW_MGMT
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extern void dhd_bus_flow_ring_resume_response(struct dhd_bus *bus, uint16 flowid, int32 status);
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#endif /* IDLE_TX_FLOW_MGMT */
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extern int dhdpcie_bus_clock_start(struct dhd_bus *bus);
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extern int dhdpcie_bus_clock_stop(struct dhd_bus *bus);
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extern int dhdpcie_bus_enable_device(struct dhd_bus *bus);
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extern int dhdpcie_bus_disable_device(struct dhd_bus *bus);
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extern int dhdpcie_bus_alloc_resource(struct dhd_bus *bus);
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extern void dhdpcie_bus_free_resource(struct dhd_bus *bus);
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extern bool dhdpcie_bus_dongle_attach(struct dhd_bus *bus);
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extern int dhd_bus_release_dongle(struct dhd_bus *bus);
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extern int dhd_bus_request_irq(struct dhd_bus *bus);
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extern int dhdpcie_get_pcieirq(struct dhd_bus *bus, unsigned int *irq);
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extern void dhd_bus_aer_config(struct dhd_bus *bus);
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extern struct device * dhd_bus_to_dev(struct dhd_bus *bus);
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extern int dhdpcie_cto_init(struct dhd_bus *bus, bool enable);
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extern int dhdpcie_cto_cfg_init(struct dhd_bus *bus, bool enable);
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extern void dhdpcie_ssreset_dis_enum_rst(struct dhd_bus *bus);
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#ifdef DHD_FW_COREDUMP
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extern int dhd_dongle_mem_dump(void);
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#endif /* DHD_FW_COREDUMP */
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#ifdef IDLE_TX_FLOW_MGMT
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extern void dhd_bus_idle_tx_ring_suspend(dhd_pub_t *dhd, uint16 flow_ring_id);
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#endif /* IDLE_TX_FLOW_MGMT */
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extern void dhd_bus_handle_mb_data(struct dhd_bus *bus, uint32 d2h_mb_data);
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#endif /* BCMPCIE */
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/* dump the device trap informtation */
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extern void dhd_bus_dump_trap_info(struct dhd_bus *bus, struct bcmstrbuf *b);
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extern void dhd_bus_copy_trap_sig(struct dhd_bus *bus, trap_t *tr);
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/* Function to set default min res mask */
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extern bool dhd_bus_set_default_min_res_mask(struct dhd_bus *bus);
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/* Function to reset PMU registers */
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extern void dhd_bus_pmu_reg_reset(dhd_pub_t *dhdp);
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extern void dhd_bus_ucode_download(struct dhd_bus *bus);
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#ifdef DHD_ULP
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extern void dhd_bus_ulp_disable_console(dhd_pub_t *dhdp);
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#endif /* DHD_ULP */
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extern int dhd_bus_readwrite_bp_addr(dhd_pub_t *dhdp, uint addr, uint size, uint* data, bool read);
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extern int dhd_get_idletime(dhd_pub_t *dhd);
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#ifdef BCMPCIE
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extern void dhd_bus_dump_console_buffer(struct dhd_bus *bus);
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extern void dhd_bus_intr_count_dump(dhd_pub_t *dhdp);
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extern void dhd_bus_set_dpc_sched_time(dhd_pub_t *dhdp);
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extern bool dhd_bus_query_dpc_sched_errors(dhd_pub_t *dhdp);
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extern int dhd_bus_dmaxfer_lpbk(dhd_pub_t *dhdp, uint32 type);
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extern bool dhd_bus_check_driver_up(void);
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extern int dhd_bus_get_cto(dhd_pub_t *dhdp);
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extern void dhd_bus_set_linkdown(dhd_pub_t *dhdp, bool val);
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extern int dhd_bus_get_linkdown(dhd_pub_t *dhdp);
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#else
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#define dhd_bus_dump_console_buffer(x)
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static INLINE void dhd_bus_intr_count_dump(dhd_pub_t *dhdp) { UNUSED_PARAMETER(dhdp); }
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static INLINE void dhd_bus_set_dpc_sched_time(dhd_pub_t *dhdp) { }
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static INLINE bool dhd_bus_query_dpc_sched_errors(dhd_pub_t *dhdp) { return 0; }
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static INLINE int dhd_bus_dmaxfer_lpbk(dhd_pub_t *dhdp, uint32 type) { return 0; }
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static INLINE bool dhd_bus_check_driver_up(void) { return FALSE; }
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extern INLINE void dhd_bus_set_linkdown(dhd_pub_t *dhdp, bool val) { }
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extern INLINE int dhd_bus_get_linkdown(dhd_pub_t *dhdp) { return 0; }
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static INLINE int dhd_bus_get_cto(dhd_pub_t *dhdp) { return 0; }
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#endif /* BCMPCIE */
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#if defined(BCMPCIE) && defined(EWP_ETD_PRSRV_LOGS)
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void dhdpcie_get_etd_preserve_logs(dhd_pub_t *dhd, uint8 *ext_trap_data,
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void *event_decode_data);
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#endif // endif
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extern uint16 dhd_get_chipid(dhd_pub_t *dhd);
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#ifdef DHD_WAKE_STATUS
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extern wake_counts_t* dhd_bus_get_wakecount(dhd_pub_t *dhd);
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extern int dhd_bus_get_bus_wake(dhd_pub_t * dhd);
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#endif /* DHD_WAKE_STATUS */
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#ifdef BT_OVER_SDIO
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/*
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* SDIO layer clock control functions exposed to be called from other layers.
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* This is required especially in the case where the BUS is shared between
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* BT and SDIO and we have to control the clock. The callers of this function
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* are expected to hold the sdlock
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*/
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int __dhdsdio_clk_enable(struct dhd_bus *bus, bus_owner_t owner, int can_wait);
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int __dhdsdio_clk_disable(struct dhd_bus *bus, bus_owner_t owner, int can_wait);
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void dhdsdio_reset_bt_use_count(struct dhd_bus *bus);
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#endif /* BT_OVER_SDIO */
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int dhd_bus_perform_flr(struct dhd_bus *bus, bool force_fail);
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extern bool dhd_bus_get_flr_force_fail(struct dhd_bus *bus);
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extern bool dhd_bus_aspm_enable_rc_ep(struct dhd_bus *bus, bool enable);
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extern void dhd_bus_l1ss_enable_rc_ep(struct dhd_bus *bus, bool enable);
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bool dhd_bus_is_multibp_capable(struct dhd_bus *bus);
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#ifdef BCMPCIE
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extern void dhdpcie_advertise_bus_cleanup(dhd_pub_t *dhdp);
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extern void dhd_msgbuf_iovar_timeout_dump(dhd_pub_t *dhd);
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#endif /* BCMPCIE */
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extern bool dhd_bus_force_bt_quiesce_enabled(struct dhd_bus *bus);
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#ifdef DHD_SSSR_DUMP
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extern int dhd_bus_fis_trigger(dhd_pub_t *dhd);
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extern int dhd_bus_fis_dump(dhd_pub_t *dhd);
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#endif /* DHD_SSSR_DUMP */
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#ifdef PCIE_FULL_DONGLE
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extern int dhdpcie_set_dma_ring_indices(dhd_pub_t *dhd, int32 int_val);
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#endif /* PCIE_FULL_DONGLE */
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#ifdef DHD_USE_BP_RESET
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extern int dhd_bus_perform_bp_reset(struct dhd_bus *bus);
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#endif /* DHD_USE_BP_RESET */
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extern void dhd_bwm_bt_quiesce(struct dhd_bus *bus);
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extern void dhd_bwm_bt_resume(struct dhd_bus *bus);
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#endif /* _dhd_bus_h_ */
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