--- /dev/null
+/*
+ * Header file describing the internal (inter-module) DHD interfaces.
+ *
+ * Provides type definitions and function prototypes used to link the
+ * DHD OS, bus, and protocol modules.
+ *
+ * Copyright (C) 1999-2010, Broadcom Corporation
+ *
+ * Unless you and Broadcom execute a separate written software license
+ * agreement governing use of this software, this software is licensed to you
+ * under the terms of the GNU General Public License version 2 (the "GPL"),
+ * available at http://www.broadcom.com/licenses/GPLv2.php, with the
+ * following added to such license:
+ *
+ * As a special exception, the copyright holders of this software give you
+ * permission to link this software with independent modules, and to copy and
+ * distribute the resulting executable under terms of your choice, provided that
+ * you also meet, for each linked independent module, the terms and conditions of
+ * the license of that module. An independent module is a module which is not
+ * derived from this software. The special exception does not apply to any
+ * modifications of the software.
+ *
+ * Notwithstanding the above, under no circumstances may you combine this
+ * software in any way with any other Broadcom software provided under a license
+ * other than the GPL, without Broadcom's express prior written consent.
+ *
+ * $Id: dhd.h,v 1.32.4.7.2.4.14.29 2010/02/23 06:58:21 Exp $
+ */
+
+/****************
+ * Common types *
+ */
+
+#ifndef _dhd_h_
+#define _dhd_h_
+
+#if defined(LINUX)
+#include <linux/init.h>
+#include <linux/kernel.h>
+#include <linux/slab.h>
+#include <linux/skbuff.h>
+#include <linux/netdevice.h>
+#include <linux/etherdevice.h>
+#include <linux/random.h>
+#include <linux/spinlock.h>
+#include <linux/ethtool.h>
+#include <asm/uaccess.h>
+#include <asm/unaligned.h>
+
+/* The kernel threading is sdio-specific */
+#else /* LINUX */
+#define ENOMEM 1
+#define EFAULT 2
+#define EINVAL 3
+#define EIO 4
+#define ETIMEDOUT 5
+#define ERESTARTSYS 6
+#endif /* LINUX */
+
+#include <wlioctl.h>
+
+
+/* Forward decls */
+struct dhd_bus;
+struct dhd_prot;
+struct dhd_info;
+
+/* The level of bus communication with the dongle */
+enum dhd_bus_state {
+ DHD_BUS_DOWN, /* Not ready for frame transfers */
+ DHD_BUS_LOAD, /* Download access only (CPU reset) */
+ DHD_BUS_DATA /* Ready for frame transfers */
+};
+
+enum dhd_bus_wake_state {
+ WAKE_LOCK_OFF,
+ WAKE_LOCK_PRIV,
+ WAKE_LOCK_DPC,
+ WAKE_LOCK_IOCTL,
+ WAKE_LOCK_DOWNLOAD,
+ WAKE_LOCK_TMOUT,
+ WAKE_LOCK_WATCHDOG,
+ WAKE_LOCK_LINK_DOWN_TMOUT,
+ WAKE_LOCK_SOFTAP_SET,
+ WAKE_LOCK_SOFTAP_STOP,
+ WAKE_LOCK_SOFTAP_START,
+ WAKE_LOCK_MAX
+};
+enum dhd_prealloc_index {
+ DHD_PREALLOC_PROT = 0,
+ DHD_PREALLOC_RXBUF,
+ DHD_PREALLOC_DATABUF,
+ DHD_PREALLOC_OSL_BUF
+};
+#ifdef DHD_USE_STATIC_BUF
+extern void * dhd_os_prealloc(int section, unsigned long size);
+#endif
+/* Common structure for module and instance linkage */
+typedef struct dhd_pub {
+ /* Linkage ponters */
+ osl_t *osh; /* OSL handle */
+ struct dhd_bus *bus; /* Bus module handle */
+ struct dhd_prot *prot; /* Protocol module handle */
+ struct dhd_info *info; /* Info module handle */
+
+ /* Internal dhd items */
+ bool up; /* Driver up/down (to OS) */
+ bool txoff; /* Transmit flow-controlled */
+ bool dongle_reset; /* TRUE = DEVRESET put dongle into reset */
+ enum dhd_bus_state busstate;
+ uint hdrlen; /* Total DHD header length (proto + bus) */
+ uint maxctl; /* Max size rxctl request from proto to bus */
+ uint rxsz; /* Rx buffer size bus module should use */
+ uint8 wme_dp; /* wme discard priority */
+
+ /* Dongle media info */
+ bool iswl; /* Dongle-resident driver is wl */
+ ulong drv_version; /* Version of dongle-resident driver */
+ struct ether_addr mac; /* MAC address obtained from dongle */
+ dngl_stats_t dstats; /* Stats for dongle-based data */
+
+ /* Additional stats for the bus level */
+ ulong tx_packets; /* Data packets sent to dongle */
+ ulong tx_multicast; /* Multicast data packets sent to dongle */
+ ulong tx_errors; /* Errors in sending data to dongle */
+ ulong tx_ctlpkts; /* Control packets sent to dongle */
+ ulong tx_ctlerrs; /* Errors sending control frames to dongle */
+ ulong rx_packets; /* Packets sent up the network interface */
+ ulong rx_multicast; /* Multicast packets sent up the network interface */
+ ulong rx_errors; /* Errors processing rx data packets */
+ ulong rx_ctlpkts; /* Control frames processed from dongle */
+ ulong rx_ctlerrs; /* Errors in processing rx control frames */
+ ulong rx_dropped; /* Packets dropped locally (no memory) */
+ ulong rx_flushed; /* Packets flushed due to unscheduled sendup thread */
+ ulong wd_dpc_sched; /* Number of times dhd dpc scheduled by watchdog timer */
+
+ ulong rx_readahead_cnt; /* Number of packets where header read-ahead was used. */
+ ulong tx_realloc; /* Number of tx packets we had to realloc for headroom */
+ ulong fc_packets; /* Number of flow control pkts recvd */
+
+ /* Last error return */
+ int bcmerror;
+ uint tickcnt;
+
+ /* Last error from dongle */
+ int dongle_error;
+
+ uint8 country_code[WLC_CNTRY_BUF_SZ];
+} dhd_pub_t;
+
+ #if (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 27)) && defined(CONFIG_PM_SLEEP)
+
+ #define DHD_PM_RESUME_WAIT_INIT(a) DECLARE_WAIT_QUEUE_HEAD(a);
+ #define _DHD_PM_RESUME_WAIT(a, b) do {\
+ int retry = 0; \
+ while (dhd_mmc_suspend && retry++ != b) { \
+ wait_event_interruptible_timeout(a, FALSE, HZ/100); \
+ } \
+ } while (0)
+ #define DHD_PM_RESUME_WAIT(a) _DHD_PM_RESUME_WAIT(a, 30)
+ #define DHD_PM_RESUME_WAIT_FOREVER(a) _DHD_PM_RESUME_WAIT(a, ~0)
+ #define DHD_PM_RESUME_RETURN_ERROR(a) do { if (dhd_mmc_suspend) return a; } while (0)
+ #define DHD_PM_RESUME_RETURN do { if (dhd_mmc_suspend) return; } while (0)
+
+ #define DHD_SPINWAIT_SLEEP_INIT(a) DECLARE_WAIT_QUEUE_HEAD(a);
+ #define SPINWAIT_SLEEP(a, exp, us) do { \
+ uint countdown = (us) + 9; \
+ while ((exp) && (countdown >= 10)) { \
+ wait_event_interruptible_timeout(a, FALSE, HZ/100); \
+ countdown -= 10; \
+ } \
+ } while (0)
+
+ #else
+
+ #define DHD_PM_RESUME_WAIT_INIT(a)
+ #define DHD_PM_RESUME_WAIT(a)
+ #define DHD_PM_RESUME_WAIT_FOREVER(a)
+ #define DHD_PM_RESUME_RETURN_ERROR(a)
+ #define DHD_PM_RESUME_RETURN
+
+ #define DHD_SPINWAIT_SLEEP_INIT(a)
+ #define SPINWAIT_SLEEP(a, exp, us) do { \
+ uint countdown = (us) + 9; \
+ while ((exp) && (countdown >= 10)) { \
+ OSL_DELAY(10); \
+ countdown -= 10; \
+ } \
+ } while (0)
+
+ #endif /* LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 27)) && defined(CONFIG_PM_SLEEP) */
+#define DHD_IF_VIF 0x01 /* Virtual IF (Hidden from user) */
+
+/* Wakelock Functions */
+extern int dhd_os_wake_lock(dhd_pub_t *pub);
+extern int dhd_os_wake_unlock(dhd_pub_t *pub);
+extern int dhd_os_wake_lock_timeout(dhd_pub_t *pub);
+extern int dhd_os_wake_lock_timeout_enable(dhd_pub_t *pub);
+
+typedef struct dhd_if_event {
+ uint8 ifidx;
+ uint8 action;
+ uint8 flags;
+ uint8 bssidx;
+} dhd_if_event_t;
+
+/*
+ * Exported from dhd OS modules (dhd_linux/dhd_ndis)
+ */
+
+/* To allow osl_attach/detach calls from os-independent modules */
+osl_t *dhd_osl_attach(void *pdev, uint bustype);
+void dhd_osl_detach(osl_t *osh);
+
+/* Indication from bus module regarding presence/insertion of dongle.
+ * Return dhd_pub_t pointer, used as handle to OS module in later calls.
+ * Returned structure should have bus and prot pointers filled in.
+ * bus_hdrlen specifies required headroom for bus module header.
+ */
+extern dhd_pub_t *dhd_attach(osl_t *osh, struct dhd_bus *bus, uint bus_hdrlen);
+extern int dhd_net_attach(dhd_pub_t *dhdp, int idx);
+
+/* Indication from bus module regarding removal/absence of dongle */
+extern void dhd_detach(dhd_pub_t *dhdp);
+
+/* Indication from bus module to change flow-control state */
+extern void dhd_txflowcontrol(dhd_pub_t *dhdp, int ifidx, bool on);
+
+extern bool dhd_prec_enq(dhd_pub_t *dhdp, struct pktq *q, void *pkt, int prec);
+
+/* Receive frame for delivery to OS. Callee disposes of rxp. */
+extern void dhd_rx_frame(dhd_pub_t *dhdp, int ifidx, void *rxp, int numpkt);
+
+/* Return pointer to interface name */
+extern char *dhd_ifname(dhd_pub_t *dhdp, int idx);
+
+/* Request scheduling of the bus dpc */
+extern void dhd_sched_dpc(dhd_pub_t *dhdp);
+
+/* Notify tx completion */
+extern void dhd_txcomplete(dhd_pub_t *dhdp, void *txp, bool success);
+
+/* Query ioctl */
+extern int dhdcdc_query_ioctl(dhd_pub_t *dhd, int ifidx, uint cmd, void *buf, uint len);
+
+/* OS independent layer functions */
+extern int dhd_os_proto_block(dhd_pub_t * pub);
+extern int dhd_os_proto_unblock(dhd_pub_t * pub);
+extern int dhd_os_ioctl_resp_wait(dhd_pub_t * pub, uint * condition, bool * pending);
+extern int dhd_os_ioctl_resp_wake(dhd_pub_t * pub);
+extern unsigned int dhd_os_get_ioctl_resp_timeout(void);
+extern void dhd_os_set_ioctl_resp_timeout(unsigned int timeout_msec);
+extern void * dhd_os_open_image(char * filename);
+extern int dhd_os_get_image_block(char * buf, int len, void * image);
+extern void dhd_os_close_image(void * image);
+extern void dhd_os_wd_timer(void *bus, uint wdtick);
+extern void dhd_os_sdlock(dhd_pub_t * pub);
+extern void dhd_os_sdunlock(dhd_pub_t * pub);
+extern void dhd_os_sdlock_txq(dhd_pub_t * pub);
+extern void dhd_os_sdunlock_txq(dhd_pub_t * pub);
+extern void dhd_os_sdlock_rxq(dhd_pub_t * pub);
+extern void dhd_os_sdunlock_rxq(dhd_pub_t * pub);
+extern void dhd_os_sdlock_sndup_rxq(dhd_pub_t * pub);
+extern void dhd_customer_gpio_wlan_ctrl(int onoff);
+extern void dhd_os_sdunlock_sndup_rxq(dhd_pub_t * pub);
+extern void dhd_os_sdlock_eventq(dhd_pub_t * pub);
+extern void dhd_os_sdunlock_eventq(dhd_pub_t * pub);
+#if defined(OOB_INTR_ONLY)
+extern int dhd_customer_oob_irq_map(unsigned long *irq_flags_ptr);
+#endif /* defined(OOB_INTR_ONLY) */
+extern void dhd_os_sdtxlock(dhd_pub_t * pub);
+extern void dhd_os_sdtxunlock(dhd_pub_t * pub);
+
+int setScheduler(struct task_struct *p, int policy, struct sched_param *param);
+
+typedef struct {
+ uint32 limit; /* Expiration time (usec) */
+ uint32 increment; /* Current expiration increment (usec) */
+ uint32 elapsed; /* Current elapsed time (usec) */
+ uint32 tick; /* O/S tick time (usec) */
+} dhd_timeout_t;
+
+extern void dhd_timeout_start(dhd_timeout_t *tmo, uint usec);
+extern int dhd_timeout_expired(dhd_timeout_t *tmo);
+
+extern int dhd_ifname2idx(struct dhd_info *dhd, char *name);
+extern uint8 *dhd_bssidx2bssid(dhd_pub_t *dhd, int idx);
+extern int wl_host_event(struct dhd_info *dhd, int *idx, void *pktdata,
+ wl_event_msg_t *, void **data_ptr);
+extern void wl_event_to_host_order(wl_event_msg_t * evt);
+
+extern void dhd_common_init(void);
+
+extern int dhd_add_if(struct dhd_info *dhd, int ifidx, void *handle,
+ char *name, uint8 *mac_addr, uint32 flags, uint8 bssidx);
+extern void dhd_del_if(struct dhd_info *dhd, int ifidx);
+
+extern void dhd_vif_add(struct dhd_info *dhd, int ifidx, char * name);
+extern void dhd_vif_del(struct dhd_info *dhd, int ifidx);
+
+extern void dhd_event(struct dhd_info *dhd, char *evpkt, int evlen, int ifidx);
+extern void dhd_vif_sendup(struct dhd_info *dhd, int ifidx, uchar *cp, int len);
+
+
+/* Send packet to dongle via data channel */
+extern int dhd_sendpkt(dhd_pub_t *dhdp, int ifidx, void *pkt);
+
+/* Send event to host */
+extern void dhd_sendup_event(dhd_pub_t *dhdp, wl_event_msg_t *event, void *data);
+extern int dhd_bus_devreset(dhd_pub_t *dhdp, uint8 flag);
+extern uint dhd_bus_status(dhd_pub_t *dhdp);
+extern int dhd_bus_start(dhd_pub_t *dhdp);
+
+
+
+typedef enum cust_gpio_modes {
+ WLAN_RESET_ON,
+ WLAN_RESET_OFF,
+ WLAN_POWER_ON,
+ WLAN_POWER_OFF
+} cust_gpio_modes_t;
+extern int wl_iw_iscan_set_scan_broadcast_prep(struct net_device *dev, uint flag);
+/*
+ * Insmod parameters for debug/test
+ */
+
+/* Watchdog timer interval */
+extern uint dhd_watchdog_ms;
+
+
+/* Use interrupts */
+extern uint dhd_intr;
+
+/* Use polling */
+extern uint dhd_poll;
+
+/* Initial idletime ticks (may be -1 for immediate idle, 0 for no idle) */
+extern int dhd_idletime;
+#define DHD_IDLETIME_TICKS 1
+
+/* SDIO Drive Strength */
+extern uint dhd_sdiod_drive_strength;
+
+/* Override to force tx queueing all the time */
+extern uint dhd_force_tx_queueing;
+
+#ifdef SDTEST
+/* Echo packet generator (SDIO), pkts/s */
+extern uint dhd_pktgen;
+
+/* Echo packet len (0 => sawtooth, max 1800) */
+extern uint dhd_pktgen_len;
+#define MAX_PKTGEN_LEN 1800
+#endif
+
+
+/* optionally set by a module_param_string() */
+#define MOD_PARAM_PATHLEN 2048
+extern char fw_path[MOD_PARAM_PATHLEN];
+extern char nv_path[MOD_PARAM_PATHLEN];
+
+/* For supporting multiple interfaces */
+#define DHD_MAX_IFS 16
+#define DHD_DEL_IF -0xe
+#define DHD_BAD_IF -0xf
+
+#ifdef APSTA_PINGTEST
+#define MAX_GUEST 8
+#endif
+
+extern void dhd_wait_for_event(dhd_pub_t *dhd, bool *lockvar);
+extern void dhd_wait_event_wakeup(dhd_pub_t*dhd);
+
+#endif /* _dhd_h_ */
projects / bootloader-ap.git / blobdiff