diff options
Diffstat (limited to 'drivers/net/wireless/brcm80211/brcmfmac')
| -rw-r--r-- | drivers/net/wireless/brcm80211/brcmfmac/Makefile | 22 | ||||
| -rw-r--r-- | drivers/net/wireless/brcm80211/brcmfmac/bcmsdh.c | 8 | ||||
| -rw-r--r-- | drivers/net/wireless/brcm80211/brcmfmac/bcmsdh_sdmmc.c | 4 | ||||
| -rw-r--r-- | drivers/net/wireless/brcm80211/brcmfmac/dhd.h | 135 | ||||
| -rw-r--r-- | drivers/net/wireless/brcm80211/brcmfmac/dhd_bus.h | 93 | ||||
| -rw-r--r-- | drivers/net/wireless/brcm80211/brcmfmac/dhd_cdc.c | 42 | ||||
| -rw-r--r-- | drivers/net/wireless/brcm80211/brcmfmac/dhd_common.c | 20 | ||||
| -rw-r--r-- | drivers/net/wireless/brcm80211/brcmfmac/dhd_dbg.h | 15 | ||||
| -rw-r--r-- | drivers/net/wireless/brcm80211/brcmfmac/dhd_linux.c | 423 | ||||
| -rw-r--r-- | drivers/net/wireless/brcm80211/brcmfmac/dhd_proto.h | 7 | ||||
| -rw-r--r-- | drivers/net/wireless/brcm80211/brcmfmac/dhd_sdio.c | 325 | ||||
| -rw-r--r-- | drivers/net/wireless/brcm80211/brcmfmac/sdio_chip.c | 1 | ||||
| -rw-r--r-- | drivers/net/wireless/brcm80211/brcmfmac/sdio_host.h | 10 |
13 files changed, 517 insertions, 588 deletions
diff --git a/drivers/net/wireless/brcm80211/brcmfmac/Makefile b/drivers/net/wireless/brcm80211/brcmfmac/Makefile index d58aa1b0a932..9ca9ea1135ea 100644 --- a/drivers/net/wireless/brcm80211/brcmfmac/Makefile +++ b/drivers/net/wireless/brcm80211/brcmfmac/Makefile @@ -19,16 +19,16 @@ ccflags-y += \ -Idrivers/net/wireless/brcm80211/brcmfmac \ -Idrivers/net/wireless/brcm80211/include -DHDOFILES = \ - wl_cfg80211.o \ - dhd_cdc.o \ - dhd_common.o \ - dhd_sdio.o \ - dhd_linux.o \ - bcmsdh.o \ - bcmsdh_sdmmc.o \ - sdio_chip.o - obj-$(CONFIG_BRCMFMAC) += brcmfmac.o -brcmfmac-objs += $(DHDOFILES) +brcmfmac-objs += \ + wl_cfg80211.o \ + dhd_cdc.o \ + dhd_common.o \ + dhd_linux.o +brcmfmac-$(CONFIG_BRCMFMAC_SDIO) += \ + dhd_sdio.o \ + bcmsdh.o \ + bcmsdh_sdmmc.o \ + sdio_chip.o + ccflags-y += -D__CHECK_ENDIAN__ diff --git a/drivers/net/wireless/brcm80211/brcmfmac/bcmsdh.c b/drivers/net/wireless/brcm80211/brcmfmac/bcmsdh.c index 6c85d668c9d7..4bc8d251acf8 100644 --- a/drivers/net/wireless/brcm80211/brcmfmac/bcmsdh.c +++ b/drivers/net/wireless/brcm80211/brcmfmac/bcmsdh.c @@ -31,7 +31,6 @@ #include <brcmu_utils.h> #include <brcmu_wifi.h> #include <soc.h> -#include "dhd.h" #include "dhd_bus.h" #include "dhd_dbg.h" #include "sdio_host.h" @@ -51,12 +50,18 @@ static void brcmf_sdioh_irqhandler(struct sdio_func *func) sdio_claim_host(func); } +/* dummy handler for SDIO function 2 interrupt */ +static void brcmf_sdioh_dummy_irq_handler(struct sdio_func *func) +{ +} + int brcmf_sdcard_intr_reg(struct brcmf_sdio_dev *sdiodev) { brcmf_dbg(TRACE, "Entering\n"); sdio_claim_host(sdiodev->func[1]); sdio_claim_irq(sdiodev->func[1], brcmf_sdioh_irqhandler); + sdio_claim_irq(sdiodev->func[2], brcmf_sdioh_dummy_irq_handler); sdio_release_host(sdiodev->func[1]); return 0; @@ -67,6 +72,7 @@ int brcmf_sdcard_intr_dereg(struct brcmf_sdio_dev *sdiodev) brcmf_dbg(TRACE, "Entering\n"); sdio_claim_host(sdiodev->func[1]); + sdio_release_irq(sdiodev->func[2]); sdio_release_irq(sdiodev->func[1]); sdio_release_host(sdiodev->func[1]); diff --git a/drivers/net/wireless/brcm80211/brcmfmac/bcmsdh_sdmmc.c b/drivers/net/wireless/brcm80211/brcmfmac/bcmsdh_sdmmc.c index b895f198a950..9b8c0ed833d4 100644 --- a/drivers/net/wireless/brcm80211/brcmfmac/bcmsdh_sdmmc.c +++ b/drivers/net/wireless/brcm80211/brcmfmac/bcmsdh_sdmmc.c @@ -31,9 +31,8 @@ #include <brcmu_utils.h> #include <brcmu_wifi.h> #include "sdio_host.h" -#include "dhd.h" #include "dhd_dbg.h" -#include "wl_cfg80211.h" +#include "dhd_bus.h" #define SDIO_VENDOR_ID_BROADCOM 0x02d0 @@ -488,6 +487,7 @@ static int brcmf_ops_sdio_probe(struct sdio_func *func, sdiodev->bus_if = bus_if; bus_if->bus_priv = sdiodev; bus_if->type = SDIO_BUS; + bus_if->align = BRCMF_SDALIGN; dev_set_drvdata(&func->card->dev, sdiodev); atomic_set(&sdiodev->suspend, false); diff --git a/drivers/net/wireless/brcm80211/brcmfmac/dhd.h b/drivers/net/wireless/brcm80211/brcmfmac/dhd.h index ed60f4d69627..e58ea40a75b0 100644 --- a/drivers/net/wireless/brcm80211/brcmfmac/dhd.h +++ b/drivers/net/wireless/brcm80211/brcmfmac/dhd.h @@ -156,18 +156,6 @@ struct brcmf_event { struct brcmf_event_msg msg; } __packed; -struct dngl_stats { - unsigned long rx_packets; /* total packets received */ - unsigned long tx_packets; /* total packets transmitted */ - unsigned long rx_bytes; /* total bytes received */ - unsigned long tx_bytes; /* total bytes transmitted */ - unsigned long rx_errors; /* bad packets received */ - unsigned long tx_errors; /* packet transmit problems */ - unsigned long rx_dropped; /* packets dropped by dongle */ - unsigned long tx_dropped; /* packets dropped by dongle */ - unsigned long multicast; /* multicast packets received */ -}; - /* event codes sent by the dongle to this driver */ #define BRCMF_E_SET_SSID 0 #define BRCMF_E_JOIN 1 @@ -317,13 +305,6 @@ struct dngl_stats { #define BRCMF_E_LINK_ASSOC_REC 3 #define BRCMF_E_LINK_BSSCFG_DIS 4 -/* The level of bus communication with the dongle */ -enum brcmf_bus_state { - BRCMF_BUS_DOWN, /* Not ready for frame transfers */ - BRCMF_BUS_LOAD, /* Download access only (CPU reset) */ - BRCMF_BUS_DATA /* Ready for frame transfers */ -}; - /* Pattern matching filter. Specifies an offset within received packets to * start matching, the pattern to match, the size of the pattern, and a bitmask * that indicates which bits within the pattern should be matched. @@ -571,33 +552,20 @@ struct brcmf_dcmd { uint needed; /* bytes needed (optional) */ }; -struct brcmf_bus { - u8 type; /* bus type */ - void *bus_priv; /* pointer to bus private structure */ - enum brcmf_bus_state state; -}; - /* Forward decls for struct brcmf_pub (see below) */ -struct brcmf_sdio; /* device bus info */ struct brcmf_proto; /* device communication protocol info */ -struct brcmf_info; /* device driver info */ struct brcmf_cfg80211_dev; /* cfg80211 device info */ /* Common structure for module and instance linkage */ struct brcmf_pub { /* Linkage ponters */ - struct brcmf_sdio *bus; struct brcmf_bus *bus_if; struct brcmf_proto *prot; - struct brcmf_info *info; struct brcmf_cfg80211_dev *config; struct device *dev; /* fullmac dongle device pointer */ /* Internal brcmf items */ - bool up; /* Driver up/down (to OS) */ - bool txoff; /* Transmit flow-controlled */ uint hdrlen; /* Total BRCMF header length (proto + bus) */ - uint maxctl; /* Max size rxctl request from proto to bus */ uint rxsz; /* Rx buffer size bus module should use */ u8 wme_dp; /* wme discard priority */ @@ -605,48 +573,21 @@ struct brcmf_pub { bool iswl; /* Dongle-resident driver is wl */ unsigned long drv_version; /* Version of dongle-resident driver */ u8 mac[ETH_ALEN]; /* MAC address obtained from dongle */ - struct dngl_stats dstats; /* Stats for dongle-based data */ /* Additional stats for the bus level */ - /* Data packets sent to dongle */ - unsigned long tx_packets; /* Multicast data packets sent to dongle */ unsigned long tx_multicast; - /* Errors in sending data to dongle */ - unsigned long tx_errors; - /* Control packets sent to dongle */ - unsigned long tx_ctlpkts; - /* Errors sending control frames to dongle */ - unsigned long tx_ctlerrs; - /* Packets sent up the network interface */ - unsigned long rx_packets; - /* Multicast packets sent up the network interface */ - unsigned long rx_multicast; - /* Errors processing rx data packets */ - unsigned long rx_errors; - /* Control frames processed from dongle */ - unsigned long rx_ctlpkts; - - /* Errors in processing rx control frames */ - unsigned long rx_ctlerrs; - /* Packets dropped locally (no memory) */ - unsigned long rx_dropped; /* Packets flushed due to unscheduled sendup thread */ unsigned long rx_flushed; /* Number of times dpc scheduled by watchdog timer */ unsigned long wd_dpc_sched; - /* Number of packets where header read-ahead was used. */ - unsigned long rx_readahead_cnt; - /* Number of tx packets we had to realloc for headroom */ - unsigned long tx_realloc; /* Number of flow control pkts recvd */ unsigned long fc_packets; /* Last error return */ int bcmerror; - uint tickcnt; /* Last error from dongle */ int dongle_error; @@ -663,6 +604,15 @@ struct brcmf_pub { u8 country_code[BRCM_CNTRY_BUF_SZ]; char eventmask[BRCMF_EVENTING_MASK_LEN]; + + struct brcmf_if *iflist[BRCMF_MAX_IFS]; + + struct mutex proto_block; + + struct work_struct setmacaddr_work; + struct work_struct multicast_work; + u8 macvalue[ETH_ALEN]; + atomic_t pend_8021x_cnt; }; struct brcmf_if_event { @@ -682,73 +632,33 @@ extern const struct bcmevent_name bcmevent_names[]; extern uint brcmf_c_mkiovar(char *name, char *data, uint datalen, char *buf, uint len); -/* Indication from bus module regarding presence/insertion of dongle. - * Return struct brcmf_pub 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 struct brcmf_pub *brcmf_attach(struct brcmf_sdio *bus, - uint bus_hdrlen, struct device *dev); extern int brcmf_net_attach(struct brcmf_pub *drvr, int idx); extern int brcmf_netdev_wait_pend8021x(struct net_device *ndev); extern s32 brcmf_exec_dcmd(struct net_device *dev, u32 cmd, void *arg, u32 len); -/* Indication from bus module regarding removal/absence of dongle */ -extern void brcmf_detach(struct brcmf_pub *drvr); - -/* Indication from bus module to change flow-control state */ -extern void brcmf_txflowcontrol(struct brcmf_pub *drvr, int ifidx, bool on); - -extern bool brcmf_c_prec_enq(struct brcmf_pub *drvr, struct pktq *q, - struct sk_buff *pkt, int prec); - -/* Receive frame for delivery to OS. Callee disposes of rxp. */ -extern void brcmf_rx_frame(struct brcmf_pub *drvr, int ifidx, - struct sk_buff_head *rxlist); -static inline void brcmf_rx_packet(struct brcmf_pub *drvr, int ifidx, - struct sk_buff *pkt) -{ - struct sk_buff_head q; - - skb_queue_head_init(&q); - skb_queue_tail(&q, pkt); - brcmf_rx_frame(drvr, ifidx, &q); -} - /* Return pointer to interface name */ extern char *brcmf_ifname(struct brcmf_pub *drvr, int idx); -/* Notify tx completion */ -extern void brcmf_txcomplete(struct brcmf_pub *drvr, struct sk_buff *txp, - bool success); - /* Query dongle */ extern int brcmf_proto_cdc_query_dcmd(struct brcmf_pub *drvr, int ifidx, uint cmd, void *buf, uint len); -/* OS independent layer functions */ -extern int brcmf_os_proto_block(struct brcmf_pub *drvr); -extern int brcmf_os_proto_unblock(struct brcmf_pub *drvr); #ifdef BCMDBG extern int brcmf_write_to_file(struct brcmf_pub *drvr, const u8 *buf, int size); #endif /* BCMDBG */ -extern int brcmf_ifname2idx(struct brcmf_info *drvr_priv, char *name); -extern int brcmf_c_host_event(struct brcmf_info *drvr_priv, int *idx, +extern int brcmf_ifname2idx(struct brcmf_pub *drvr, char *name); +extern int brcmf_c_host_event(struct brcmf_pub *drvr, int *idx, void *pktdata, struct brcmf_event_msg *, void **data_ptr); -extern int brcmf_add_if(struct brcmf_info *drvr_priv, int ifidx, - char *name, u8 *mac_addr); -extern void brcmf_del_if(struct brcmf_info *drvr_priv, int ifidx); +extern void brcmf_del_if(struct brcmf_pub *drvr, int ifidx); /* Send packet to dongle via data channel */ extern int brcmf_sendpkt(struct brcmf_pub *drvr, int ifidx,\ struct sk_buff *pkt); -extern int brcmf_bus_start(struct brcmf_pub *drvr); - extern void brcmf_c_pktfilter_offload_set(struct brcmf_pub *drvr, char *arg); extern void brcmf_c_pktfilter_offload_enable(struct brcmf_pub *drvr, char *arg, int enable, int master_mode); @@ -757,25 +667,4 @@ extern void brcmf_c_pktfilter_offload_enable(struct brcmf_pub *drvr, char *arg, #define BRCMF_DCMD_MEDLEN 1536 /* "med" cmd buffer required */ #define BRCMF_DCMD_MAXLEN 8192 /* max length cmd buffer required */ -/* message levels */ -#define BRCMF_ERROR_VAL 0x0001 -#define BRCMF_TRACE_VAL 0x0002 -#define BRCMF_INFO_VAL 0x0004 -#define BRCMF_DATA_VAL 0x0008 -#define BRCMF_CTL_VAL 0x0010 -#define BRCMF_TIMER_VAL 0x0020 -#define BRCMF_HDRS_VAL 0x0040 -#define BRCMF_BYTES_VAL 0x0080 -#define BRCMF_INTR_VAL 0x0100 -#define BRCMF_GLOM_VAL 0x0400 -#define BRCMF_EVENT_VAL 0x0800 -#define BRCMF_BTA_VAL 0x1000 -#define BRCMF_ISCAN_VAL 0x2000 - -/* Enter idle immediately (no timeout) */ -#define BRCMF_IDLE_IMMEDIATE (-1) -#define BRCMF_IDLE_ACTIVE 0 /* Do not request any SD clock change - when idle */ -#define BRCMF_IDLE_INTERVAL 1 - #endif /* _BRCMF_H_ */ diff --git a/drivers/net/wireless/brcm80211/brcmfmac/dhd_bus.h b/drivers/net/wireless/brcm80211/brcmfmac/dhd_bus.h index 1841f996110b..ad9be2410b59 100644 --- a/drivers/net/wireless/brcm80211/brcmfmac/dhd_bus.h +++ b/drivers/net/wireless/brcm80211/brcmfmac/dhd_bus.h @@ -17,34 +17,89 @@ #ifndef _BRCMF_BUS_H_ #define _BRCMF_BUS_H_ -/* Packet alignment for most efficient SDIO (can change based on platform) */ -#define BRCMF_SDALIGN (1 << 6) +/* The level of bus communication with the dongle */ +enum brcmf_bus_state { + BRCMF_BUS_DOWN, /* Not ready for frame transfers */ + BRCMF_BUS_LOAD, /* Download access only (CPU reset) */ + BRCMF_BUS_DATA /* Ready for frame transfers */ +}; -/* watchdog polling interval in ms */ -#define BRCMF_WD_POLL_MS 10 +struct dngl_stats { + unsigned long rx_packets; /* total packets received */ + unsigned long tx_packets; /* total packets transmitted */ + unsigned long rx_bytes; /* total bytes received */ + unsigned long tx_bytes; /* total bytes transmitted */ + unsigned long rx_errors; /* bad packets received */ + unsigned long tx_errors; /* packet transmit problems */ + unsigned long rx_dropped; /* packets dropped by dongle */ + unsigned long tx_dropped; /* packets dropped by dongle */ + unsigned long multicast; /* multicast packets received */ +}; + +/* interface structure between common and bus layer */ +struct brcmf_bus { + u8 type; /* bus type */ + void *bus_priv; /* pointer to bus private structure */ + void *drvr; /* pointer to driver pub structure brcmf_pub */ + enum brcmf_bus_state state; + uint maxctl; /* Max size rxctl request from proto to bus */ + bool drvr_up; /* Status flag of driver up/down */ + unsigned long tx_realloc; /* Tx packets realloced for headroom */ + struct dngl_stats dstats; /* Stats for dongle-based data */ + u8 align; /* bus alignment requirement */ + + /* interface functions pointers */ + /* Stop bus module: clear pending frames, disable data flow */ + void (*brcmf_bus_stop)(struct device *); + /* Initialize bus module: prepare for communication w/dongle */ + int (*brcmf_bus_init)(struct device *); + /* Send a data frame to the dongle. Callee disposes of txp. */ + int (*brcmf_bus_txdata)(struct device *, struct sk_buff *); + /* Send/receive a control message to/from the dongle. + * Expects caller to enforce a single outstanding transaction. + */ + int (*brcmf_bus_txctl)(struct device *, unsigned char *, uint); + int (*brcmf_bus_rxctl)(struct device *, unsigned char *, uint); +}; /* - * Exported from brcmf bus module (brcmf_usb, brcmf_sdio) + * interface functions from common layer */ -/* Stop bus module: clear pending frames, disable data flow */ -extern void brcmf_sdbrcm_bus_stop(struct device *dev); +/* Remove any protocol-specific data header. */ +extern int brcmf_proto_hdrpull(struct device *dev, int *ifidx, + struct sk_buff *rxp); -/* Initialize bus module: prepare for communication w/dongle */ -extern int brcmf_sdbrcm_bus_init(struct device *dev); +extern bool brcmf_c_prec_enq(struct device *dev, struct pktq *q, + struct sk_buff *pkt, int prec); -/* Send a data frame to the dongle. Callee disposes of txp. */ -extern int brcmf_sdbrcm_bus_txdata(struct device *dev, struct sk_buff *txp); +/* Receive frame for delivery to OS. Callee disposes of rxp. */ +extern void brcmf_rx_frame(struct device *dev, int ifidx, + struct sk_buff_head *rxlist); +static inline void brcmf_rx_packet(struct device *dev, int ifidx, + struct sk_buff *pkt) +{ + struct sk_buff_head q; -/* Send/receive a control message to/from the dongle. - * Expects caller to enforce a single outstanding transaction. - */ -extern int -brcmf_sdbrcm_bus_txctl(struct device *dev, unsigned char *msg, uint msglen); + skb_queue_head_init(&q); + skb_queue_tail(&q, pkt); + brcmf_rx_frame(dev, ifidx, &q); +} + +/* Indication from bus module regarding presence/insertion of dongle. */ +extern int brcmf_attach(uint bus_hdrlen, struct device *dev); +/* Indication from bus module regarding removal/absence of dongle */ +extern void brcmf_detach(struct device *dev); + +/* Indication from bus module to change flow-control state */ +extern void brcmf_txflowcontrol(struct device *dev, int ifidx, bool on); -extern int -brcmf_sdbrcm_bus_rxctl(struct device *dev, unsigned char *msg, uint msglen); +/* Notify tx completion */ +extern void brcmf_txcomplete(struct device *dev, struct sk_buff *txp, + bool success); -extern void brcmf_sdbrcm_wd_timer(struct brcmf_sdio *bus, uint wdtick); +extern int brcmf_bus_start(struct device *dev); +extern int brcmf_add_if(struct device *dev, int ifidx, + char *name, u8 *mac_addr); #endif /* _BRCMF_BUS_H_ */ diff --git a/drivers/net/wireless/brcm80211/brcmfmac/dhd_cdc.c b/drivers/net/wireless/brcm80211/brcmfmac/dhd_cdc.c index ebd53aa7202b..ac8d1f437888 100644 --- a/drivers/net/wireless/brcm80211/brcmfmac/dhd_cdc.c +++ b/drivers/net/wireless/brcm80211/brcmfmac/dhd_cdc.c @@ -82,13 +82,14 @@ struct brcmf_proto_bdc_header { #define RETRIES 2 /* # of retries to retrieve matching dcmd response */ -#define BUS_HEADER_LEN (16+BRCMF_SDALIGN) /* Must be atleast SDPCM_RESERVE +#define BUS_HEADER_LEN (16+64) /* Must be atleast SDPCM_RESERVE * (amount of header tha might be added) * plus any space that might be needed - * for alignment padding. + * for bus alignment padding. */ -#define ROUND_UP_MARGIN 2048 /* Biggest SDIO block size possible for +#define ROUND_UP_MARGIN 2048 /* Biggest bus block size possible for * round off at the end of buffer + * Currently is SDIO */ struct brcmf_proto { @@ -116,8 +117,9 @@ static int brcmf_proto_cdc_msg(struct brcmf_pub *drvr) len = CDC_MAX_MSG_SIZE; /* Send request */ - return brcmf_sdbrcm_bus_txctl(drvr->dev, (unsigned char *)&prot->msg, - len); + return drvr->bus_if->brcmf_bus_txctl(drvr->dev, + (unsigned char *)&prot->msg, + len); } static int brcmf_proto_cdc_cmplt(struct brcmf_pub *drvr, u32 id, u32 len) @@ -128,7 +130,7 @@ static int brcmf_proto_cdc_cmplt(struct brcmf_pub *drvr, u32 id, u32 len) brcmf_dbg(TRACE, "Enter\n"); do { - ret = brcmf_sdbrcm_bus_rxctl(drvr->dev, + ret = drvr->bus_if->brcmf_bus_rxctl(drvr->dev, (unsigned char *)&prot->msg, len + sizeof(struct brcmf_proto_cdc_dcmd)); if (ret < 0) @@ -284,7 +286,7 @@ brcmf_proto_dcmd(struct brcmf_pub *drvr, int ifidx, struct brcmf_dcmd *dcmd, brcmf_dbg(ERROR, "bus is down. we have nothing to do.\n"); return ret; } - brcmf_os_proto_block(drvr); + mutex_lock(&drvr->proto_block); brcmf_dbg(TRACE, "Enter\n"); @@ -338,7 +340,7 @@ brcmf_proto_dcmd(struct brcmf_pub *drvr, int ifidx, struct brcmf_dcmd *dcmd, prot->pending = false; done: - brcmf_os_proto_unblock(drvr); + mutex_unlock(&drvr->proto_block); return ret; } @@ -376,10 +378,12 @@ void brcmf_proto_hdrpush(struct brcmf_pub *drvr, int ifidx, BDC_SET_IF_IDX(h, ifidx); } -int brcmf_proto_hdrpull(struct brcmf_pub *drvr, int *ifidx, +int brcmf_proto_hdrpull(struct device *dev, int *ifidx, struct sk_buff *pktbuf) { struct brcmf_proto_bdc_header *h; + struct brcmf_bus *bus_if = dev_get_drvdata(dev); + struct brcmf_pub *drvr = bus_if->drvr; brcmf_dbg(TRACE, "Enter\n"); @@ -435,7 +439,7 @@ int brcmf_proto_attach(struct brcmf_pub *drvr) drvr->prot = cdc; drvr->hdrlen += BDC_HEADER_LEN; - drvr->maxctl = BRCMF_DCMD_MAXLEN + + drvr->bus_if->maxctl = BRCMF_DCMD_MAXLEN + sizeof(struct brcmf_proto_cdc_dcmd) + ROUND_UP_MARGIN; return 0; @@ -451,18 +455,6 @@ void brcmf_proto_detach(struct brcmf_pub *drvr) drvr->prot = NULL; } -void brcmf_proto_dstats(struct brcmf_pub *drvr) -{ - /* No stats from dongle added yet, copy bus stats */ - drvr->dstats.tx_packets = drvr->tx_packets; - drvr->dstats.tx_errors = drvr->tx_errors; - drvr->dstats.rx_packets = drvr->rx_packets; - drvr->dstats.rx_errors = drvr->rx_errors; - drvr->dstats.rx_dropped = drvr->rx_dropped; - drvr->dstats.multicast = drvr->rx_multicast; - return; -} - int brcmf_proto_init(struct brcmf_pub *drvr) { int ret = 0; @@ -470,19 +462,19 @@ int brcmf_proto_init(struct brcmf_pub *drvr) brcmf_dbg(TRACE, "Enter\n"); - brcmf_os_proto_block(drvr); + mutex_lock(&drvr->proto_block); /* Get the device MAC address */ strcpy(buf, "cur_etheraddr"); ret = brcmf_proto_cdc_query_dcmd(drvr, 0, BRCMF_C_GET_VAR, buf, sizeof(buf)); if (ret < 0) { - brcmf_os_proto_unblock(drvr); + mutex_unlock(&drvr->proto_block); return ret; } memcpy(drvr->mac, buf, ETH_ALEN); - brcmf_os_proto_unblock(drvr); + mutex_unlock(&drvr->proto_block); ret = brcmf_c_preinit_dcmds(drvr); diff --git a/drivers/net/wireless/brcm80211/brcmfmac/dhd_common.c b/drivers/net/wireless/brcm80211/brcmfmac/dhd_common.c index 69f335aeb255..a51d8f5d36fc 100644 --- a/drivers/net/wireless/brcm80211/brcmfmac/dhd_common.c +++ b/drivers/net/wireless/brcm80211/brcmfmac/dhd_common.c @@ -83,12 +83,14 @@ brcmf_c_mkiovar(char *name, char *data, uint datalen, char *buf, uint buflen) return len; } -bool brcmf_c_prec_enq(struct brcmf_pub *drvr, struct pktq *q, +bool brcmf_c_prec_enq(struct device *dev, struct pktq *q, struct sk_buff *pkt, int prec) { struct sk_buff *p; int eprec = -1; /* precedence to evict from */ bool discard_oldest; + struct brcmf_bus *bus_if = dev_get_drvdata(dev); + struct brcmf_pub *drvr = bus_if->drvr; /* Fast case, precedence queue is not full and we are also not * exceeding total queue length @@ -431,7 +433,7 @@ brcmf_c_show_host_event(struct brcmf_event_msg *event, void *event_data) #endif /* BCMDBG */ int -brcmf_c_host_event(struct brcmf_info *drvr_priv, int *ifidx, void *pktdata, +brcmf_c_host_event(struct brcmf_pub *drvr, int *ifidx, void *pktdata, struct brcmf_event_msg *event, void **data_ptr) { /* check whether packet is a BRCM event pkt */ @@ -473,18 +475,18 @@ brcmf_c_host_event(struct brcmf_info *drvr_priv, int *ifidx, void *pktdata, if (ifevent->ifidx > 0 && ifevent->ifidx < BRCMF_MAX_IFS) { if (ifevent->action == BRCMF_E_IF_ADD) - brcmf_add_if(drvr_priv, ifevent->ifidx, + brcmf_add_if(drvr->dev, ifevent->ifidx, event->ifname, pvt_data->eth.h_dest); else - brcmf_del_if(drvr_priv, ifevent->ifidx); + brcmf_del_if(drvr, ifevent->ifidx); } else { brcmf_dbg(ERROR, "Invalid ifidx %d for %s\n", ifevent->ifidx, event->ifname); } /* send up the if event: btamp user needs it */ - *ifidx = brcmf_ifname2idx(drvr_priv, event->ifname); + *ifidx = brcmf_ifname2idx(drvr, event->ifname); break; /* These are what external supplicant/authenticator wants */ @@ -496,7 +498,7 @@ brcmf_c_host_event(struct brcmf_info *drvr_priv, int *ifidx, void *pktdata, default: /* Fall through: this should get _everything_ */ - *ifidx = brcmf_ifname2idx(drvr_priv, event->ifname); + *ifidx = brcmf_ifname2idx(drvr, event->ifname); brcmf_dbg(TRACE, "MAC event %d, flags %x, status %x\n", type, flags, status); @@ -796,7 +798,7 @@ int brcmf_c_preinit_dcmds(struct brcmf_pub *drvr) "event_msgs" + '\0' + bitvec */ uint up = 0; char buf[128], *ptr; - u32 dongle_align = BRCMF_SDALIGN; + u32 dongle_align = drvr->bus_if->align; u32 glom = 0; u32 roaming = 1; uint bcn_timeout = 3; @@ -804,7 +806,7 @@ int brcmf_c_preinit_dcmds(struct brcmf_pub *drvr) int scan_unassoc_time = 40; int i; - brcmf_os_proto_block(drvr); + mutex_lock(&drvr->proto_block); /* Set Country code */ if (drvr->country_code[0] != 0) { @@ -873,7 +875,7 @@ int brcmf_c_preinit_dcmds(struct brcmf_pub *drvr) 0, true); } - brcmf_os_proto_unblock(drvr); + mutex_unlock(&drvr->proto_block); return 0; } diff --git a/drivers/net/wireless/brcm80211/brcmfmac/dhd_dbg.h b/drivers/net/wireless/brcm80211/brcmfmac/dhd_dbg.h index 7467922f0536..bb26ee36bc68 100644 --- a/drivers/net/wireless/brcm80211/brcmfmac/dhd_dbg.h +++ b/drivers/net/wireless/brcm80211/brcmfmac/dhd_dbg.h @@ -17,6 +17,21 @@ #ifndef _BRCMF_DBG_H_ #define _BRCMF_DBG_H_ +/* message levels */ +#define BRCMF_ERROR_VAL 0x0001 +#define BRCMF_TRACE_VAL 0x0002 +#define BRCMF_INFO_VAL 0x0004 +#define BRCMF_DATA_VAL 0x0008 +#define BRCMF_CTL_VAL 0x0010 +#define BRCMF_TIMER_VAL 0x0020 +#define BRCMF_HDRS_VAL 0x0040 +#define BRCMF_BYTES_VAL 0x0080 +#define BRCMF_INTR_VAL 0x0100 +#define BRCMF_GLOM_VAL 0x0400 +#define BRCMF_EVENT_VAL 0x0800 +#define BRCMF_BTA_VAL 0x1000 +#define BRCMF_ISCAN_VAL 0x2000 + #if defined(BCMDBG) #define brcmf_dbg(level, fmt, ...) \ diff --git a/drivers/net/wireless/brcm80211/brcmfmac/dhd_linux.c b/drivers/net/wireless/brcm80211/brcmfmac/dhd_linux.c index 2c3a99d6c9a6..eb9eb766ac27 100644 --- a/drivers/net/wireless/brcm80211/brcmfmac/dhd_linux.c +++ b/drivers/net/wireless/brcm80211/brcmfmac/dhd_linux.c @@ -52,7 +52,7 @@ MODULE_LICENSE("Dual BSD/GPL"); /* Interface control information */ struct brcmf_if { - struct brcmf_info *info; /* back pointer to brcmf_info */ + struct brcmf_pub *drvr; /* back pointer to brcmf_pub */ /* OS/stack specifics */ struct net_device *ndev; struct net_device_stats stats; @@ -60,26 +60,11 @@ struct brcmf_if { u8 mac_addr[ETH_ALEN]; /* assigned MAC address */ }; -/* Local private structure (extension of pub) */ -struct brcmf_info { - struct brcmf_pub pub; - - /* OS/stack specifics */ - struct brcmf_if *iflist[BRCMF_MAX_IFS]; - - struct mutex proto_block; - - struct work_struct setmacaddr_work; - struct work_struct multicast_work; - u8 macvalue[ETH_ALEN]; - atomic_t pend_8021x_cnt; -}; - /* Error bits */ int brcmf_msg_level = BRCMF_ERROR_VAL; module_param(brcmf_msg_level, int, 0); -int brcmf_ifname2idx(struct brcmf_info *drvr_priv, char *name) +int brcmf_ifname2idx(struct brcmf_pub *drvr, char *name) { int i = BRCMF_MAX_IFS; struct brcmf_if *ifp; @@ -88,7 +73,7 @@ int brcmf_ifname2idx(struct brcmf_info *drvr_priv, char *name) return 0; while (--i > 0) { - ifp = drvr_priv->iflist[i]; + ifp = drvr->iflist[i]; if (ifp && !strncmp(ifp->ndev->name, name, IFNAMSIZ)) break; } @@ -100,20 +85,18 @@ int brcmf_ifname2idx(struct brcmf_info *drvr_priv, char *name) char *brcmf_ifname(struct brcmf_pub *drvr, int ifidx) { - struct brcmf_info *drvr_priv = drvr->info; - if (ifidx < 0 || ifidx >= BRCMF_MAX_IFS) { brcmf_dbg(ERROR, "ifidx %d out of range\n", ifidx); return "<if_bad>"; } - if (drvr_priv->iflist[ifidx] == NULL) { + if (drvr->iflist[ifidx] == NULL) { brcmf_dbg(ERROR, "null i/f %d\n", ifidx); return "<if_null>"; } - if (drvr_priv->iflist[ifidx]->ndev) - return drvr_priv->iflist[ifidx]->ndev->name; + if (drvr->iflist[ifidx]->ndev) + return drvr->iflist[ifidx]->ndev->name; return "<if_none>"; } @@ -131,10 +114,10 @@ static void _brcmf_set_multicast_list(struct work_struct *work) uint buflen; int ret; - struct brcmf_info *drvr_priv = container_of(work, struct brcmf_info, + struct brcmf_pub *drvr = container_of(work, struct brcmf_pub, multicast_work); - ndev = drvr_priv->iflist[0]->ndev; + ndev = drvr->iflist[0]->ndev; cnt = netdev_mc_count(ndev); /* Determine initial value of allmulti flag */ @@ -168,10 +151,10 @@ static void _brcmf_set_multicast_list(struct work_struct *work) dcmd.len = buflen; dcmd.set = true; - ret = brcmf_proto_dcmd(&drvr_priv->pub, 0, &dcmd, dcmd.len); + ret = brcmf_proto_dcmd(drvr, 0, &dcmd, dcmd.len); if (ret < 0) { brcmf_dbg(ERROR, "%s: set mcast_list failed, cnt %d\n", - brcmf_ifname(&drvr_priv->pub, 0), cnt); + brcmf_ifname(drvr, 0), cnt); dcmd_value = cnt ? true : dcmd_value; } @@ -193,7 +176,7 @@ static void _brcmf_set_multicast_list(struct work_struct *work) ("allmulti", (void *)&dcmd_le_value, sizeof(dcmd_le_value), buf, buflen)) { brcmf_dbg(ERROR, "%s: mkiovar failed for allmulti, datalen %d buflen %u\n", - brcmf_ifname(&drvr_priv->pub, 0), + brcmf_ifname(drvr, 0), (int)sizeof(dcmd_value), buflen); kfree(buf); return; @@ -205,10 +188,10 @@ static void _brcmf_set_multicast_list(struct work_struct *work) dcmd.len = buflen; dcmd.set = true; - ret = brcmf_proto_dcmd(&drvr_priv->pub, 0, &dcmd, dcmd.len); + ret = brcmf_proto_dcmd(drvr, 0, &dcmd, dcmd.len); if (ret < 0) { brcmf_dbg(ERROR, "%s: set allmulti %d failed\n", - brcmf_ifname(&drvr_priv->pub, 0), + brcmf_ifname(drvr, 0), le32_to_cpu(dcmd_le_value)); } @@ -226,10 +209,10 @@ static void _brcmf_set_multicast_list(struct work_struct *work) dcmd.len = sizeof(dcmd_le_value); dcmd.set = true; - ret = brcmf_proto_dcmd(&drvr_priv->pub, 0, &dcmd, dcmd.len); + ret = brcmf_proto_dcmd(drvr, 0, &dcmd, dcmd.len); if (ret < 0) { brcmf_dbg(ERROR, "%s: set promisc %d failed\n", - brcmf_ifname(&drvr_priv->pub, 0), + brcmf_ifname(drvr, 0), le32_to_cpu(dcmd_le_value)); } } @@ -241,14 +224,14 @@ _brcmf_set_mac_address(struct work_struct *work) struct brcmf_dcmd dcmd; int ret; - struct brcmf_info *drvr_priv = container_of(work, struct brcmf_info, + struct brcmf_pub *drvr = container_of(work, struct brcmf_pub, setmacaddr_work); brcmf_dbg(TRACE, "enter\n"); - if (!brcmf_c_mkiovar("cur_etheraddr", (char *)drvr_priv->macvalue, + if (!brcmf_c_mkiovar("cur_etheraddr", (char *)drvr->macvalue, ETH_ALEN, buf, 32)) { brcmf_dbg(ERROR, "%s: mkiovar failed for cur_etheraddr\n", - brcmf_ifname(&drvr_priv->pub, 0)); + brcmf_ifname(drvr, 0)); return; } memset(&dcmd, 0, sizeof(dcmd)); @@ -257,13 +240,13 @@ _brcmf_set_mac_address(struct work_struct *work) dcmd.len = 32; dcmd.set = true; - ret = brcmf_proto_dcmd(&drvr_priv->pub, 0, &dcmd, dcmd.len); + ret = brcmf_proto_dcmd(drvr, 0, &dcmd, dcmd.len); if (ret < 0) brcmf_dbg(ERROR, "%s: set cur_etheraddr failed\n", - brcmf_ifname(&drvr_priv->pub, 0)); + brcmf_ifname(drvr, 0)); else - memcpy(drvr_priv->iflist[0]->ndev->dev_addr, - drvr_priv->macvalue, ETH_ALEN); + memcpy(drvr->iflist[0]->ndev->dev_addr, + drvr->macvalue, ETH_ALEN); return; } @@ -271,28 +254,26 @@ _brcmf_set_mac_address(struct work_struct *work) static int brcmf_netdev_set_mac_address(struct net_device *ndev, void *addr) { struct brcmf_if *ifp = netdev_priv(ndev); - struct brcmf_info *drvr_priv = ifp->info; + struct brcmf_pub *drvr = ifp->drvr; struct sockaddr *sa = (struct sockaddr *)addr; - memcpy(&drvr_priv->macvalue, sa->sa_data, ETH_ALEN); - schedule_work(&drvr_priv->setmacaddr_work); + memcpy(&drvr->macvalue, sa->sa_data, ETH_ALEN); + schedule_work(&drvr->setmacaddr_work); return 0; } static void brcmf_netdev_set_multicast_list(struct net_device *ndev) { struct brcmf_if *ifp = netdev_priv(ndev); - struct brcmf_info *drvr_priv = ifp->info; + struct brcmf_pub *drvr = ifp->drvr; - schedule_work(&drvr_priv->multicast_work); + schedule_work(&drvr->multicast_work); } int brcmf_sendpkt(struct brcmf_pub *drvr, int ifidx, struct sk_buff *pktbuf) { - struct brcmf_info *drvr_priv = drvr->info; - /* Reject if down */ - if (!drvr->up || (drvr->bus_if->state == BRCMF_BUS_DOWN)) + if (!drvr->bus_if->drvr_up || (drvr->bus_if->state == BRCMF_BUS_DOWN)) return -ENODEV; /* Update multicast statistic */ @@ -303,112 +284,113 @@ int brcmf_sendpkt(struct brcmf_pub *drvr, int ifidx, struct sk_buff *pktbuf) if (is_multicast_ether_addr(eh->h_dest)) drvr->tx_multicast++; if (ntohs(eh->h_proto) == ETH_P_PAE) - atomic_inc(&drvr_priv->pend_8021x_cnt); + atomic_inc(&drvr->pend_8021x_cnt); } /* If the protocol uses a data header, apply it */ brcmf_proto_hdrpush(drvr, ifidx, pktbuf); /* Use bus module to send data frame */ - return brcmf_sdbrcm_bus_txdata(drvr->dev, pktbuf); + return drvr->bus_if->brcmf_bus_txdata(drvr->dev, pktbuf); } static int brcmf_netdev_start_xmit(struct sk_buff *skb, struct net_device *ndev) { int ret; struct brcmf_if *ifp = netdev_priv(ndev); - struct brcmf_info *drvr_priv = ifp->info; + struct brcmf_pub *drvr = ifp->drvr; brcmf_dbg(TRACE, "Enter\n"); /* Reject if down */ - if (!drvr_priv->pub.up || - (drvr_priv->pub.bus_if->state == BRCMF_BUS_DOWN)) { - brcmf_dbg(ERROR, "xmit rejected pub.up=%d state=%d\n", - drvr_priv->pub.up, - drvr_priv->pub.bus_if->state); + if (!drvr->bus_if->drvr_up || + (drvr->bus_if->state == BRCMF_BUS_DOWN)) { + brcmf_dbg(ERROR, "xmit rejected drvup=%d state=%d\n", + drvr->bus_if->drvr_up, + drvr->bus_if->state); netif_stop_queue(ndev); return -ENODEV; } - if (!drvr_priv->iflist[ifp->idx]) { + if (!drvr->iflist[ifp->idx]) { brcmf_dbg(ERROR, "bad ifidx %d\n", ifp->idx); netif_stop_queue(ndev); return -ENODEV; } /* Make sure there's enough room for any header */ - if (skb_headroom(skb) < drvr_priv->pub.hdrlen) { + if (skb_headroom(skb) < drvr->hdrlen) { struct sk_buff *skb2; brcmf_dbg(INFO, "%s: insufficient headroom\n", - brcmf_ifname(&drvr_priv->pub, ifp->idx)); - drvr_priv->pub.tx_realloc++; - skb2 = skb_realloc_headroom(skb, drvr_priv->pub.hdrlen); + brcmf_ifname(drvr, ifp->idx)); + drvr->bus_if->tx_realloc++; + skb2 = skb_realloc_headroom(skb, drvr->hdrlen); dev_kfree_skb(skb); skb = skb2; if (skb == NULL) { brcmf_dbg(ERROR, "%s: skb_realloc_headroom failed\n", - brcmf_ifname(&drvr_priv->pub, ifp->idx)); + brcmf_ifname(drvr, ifp->idx)); ret = -ENOMEM; goto done; } } - ret = brcmf_sendpkt(&drvr_priv->pub, ifp->idx, skb); + ret = brcmf_sendpkt(drvr, ifp->idx, skb); done: if (ret) - drvr_priv->pub.dstats.tx_dropped++; + drvr->bus_if->dstats.tx_dropped++; else - drvr_priv->pub.tx_packets++; + drvr->bus_if->dstats.tx_packets++; /* Return ok: we always eat the packet */ return 0; } -void brcmf_txflowcontrol(struct brcmf_pub *drvr, int ifidx, bool state) +void brcmf_txflowcontrol(struct device *dev, int ifidx, bool state) { struct net_device *ndev; - struct brcmf_info *drvr_priv = drvr->info; + struct brcmf_bus *bus_if = dev_get_drvdata(dev); + struct brcmf_pub *drvr = bus_if->drvr; brcmf_dbg(TRACE, "Enter\n"); - drvr->txoff = state; - ndev = drvr_priv->iflist[ifidx]->ndev; + ndev = drvr->iflist[ifidx]->ndev; if (state == ON) netif_stop_queue(ndev); else netif_wake_queue(ndev); } -static int brcmf_host_event(struct brcmf_info *drvr_priv, int *ifidx, +static int brcmf_host_event(struct brcmf_pub *drvr, int *ifidx, void *pktdata, struct brcmf_event_msg *event, void **data) { int bcmerror = 0; - bcmerror = brcmf_c_host_event(drvr_priv, ifidx, pktdata, event, data); + bcmerror = brcmf_c_host_event(drvr, ifidx, pktdata, event, data); if (bcmerror != 0) return bcmerror; - if (drvr_priv->iflist[*ifidx]->ndev) - brcmf_cfg80211_event(drvr_priv->iflist[*ifidx]->ndev, + if (drvr->iflist[*ifidx]->ndev) + brcmf_cfg80211_event(drvr->iflist[*ifidx]->ndev, event, *data); return bcmerror; } -void brcmf_rx_frame(struct brcmf_pub *drvr, int ifidx, +void brcmf_rx_frame(struct device *dev, int ifidx, struct sk_buff_head *skb_list) { - struct brcmf_info *drvr_priv = drvr->info; unsigned char *eth; uint len; void *data; struct sk_buff *skb, *pnext; struct brcmf_if *ifp; struct brcmf_event_msg event; + struct brcmf_bus *bus_if = dev_get_drvdata(dev); + struct brcmf_pub *drvr = bus_if->drvr; brcmf_dbg(TRACE, "Enter\n"); @@ -430,9 +412,9 @@ void brcmf_rx_frame(struct brcmf_pub *drvr, int ifidx, eth = skb->data; len = skb->len; - ifp = drvr_priv->iflist[ifidx]; + ifp = drvr->iflist[ifidx]; if (ifp == NULL) - ifp = drvr_priv->iflist[0]; + ifp = drvr->iflist[0]; if (!ifp || !ifp->ndev || ifp->ndev->reg_state != NETREG_REGISTERED) { @@ -444,7 +426,7 @@ void brcmf_rx_frame(struct brcmf_pub *drvr, int ifidx, skb->protocol = eth_type_trans(skb, skb->dev); if (skb->pkt_type == PACKET_MULTICAST) - drvr_priv->pub.rx_multicast++; + bus_if->dstats.multicast++; skb->data = eth; skb->len = len; @@ -454,17 +436,17 @@ void brcmf_rx_frame(struct brcmf_pub *drvr, int ifidx, /* Process special event packets and then discard them */ if (ntohs(skb->protocol) == ETH_P_LINK_CTL) - brcmf_host_event(drvr_priv, &ifidx, + brcmf_host_event(drvr, &ifidx, skb_mac_header(skb), &event, &data); - if (drvr_priv->iflist[ifidx]) { - ifp = drvr_priv->iflist[ifidx]; + if (drvr->iflist[ifidx]) { + ifp = drvr->iflist[ifidx]; ifp->ndev->last_rx = jiffies; } - drvr->dstats.rx_bytes += skb->len; - drvr->rx_packets++; /* Local count */ + bus_if->dstats.rx_bytes += skb->len; + bus_if->dstats.rx_packets++; /* Local count */ if (in_interrupt()) netif_rx(skb); @@ -479,51 +461,48 @@ void brcmf_rx_frame(struct brcmf_pub *drvr, int ifidx, } } -void brcmf_txcomplete(struct brcmf_pub *drvr, struct sk_buff *txp, bool success) +void brcmf_txcomplete(struct device *dev, struct sk_buff *txp, bool success) { uint ifidx; - struct brcmf_info *drvr_priv = drvr->info; struct ethhdr *eh; u16 type; + struct brcmf_bus *bus_if = dev_get_drvdata(dev); + struct brcmf_pub *drvr = bus_if->drvr; - brcmf_proto_hdrpull(drvr, &ifidx, txp); + brcmf_proto_hdrpull(dev, &ifidx, txp); eh = (struct ethhdr *)(txp->data); type = ntohs(eh->h_proto); if (type == ETH_P_PAE) - atomic_dec(&drvr_priv->pend_8021x_cnt); + atomic_dec(&drvr->pend_8021x_cnt); } static struct net_device_stats *brcmf_netdev_get_stats(struct net_device *ndev) { struct brcmf_if *ifp = netdev_priv(ndev); - struct brcmf_info *drvr_priv = ifp->info; + struct brcmf_bus *bus_if = ifp->drvr->bus_if; brcmf_dbg(TRACE, "Enter\n"); - if (drvr_priv->pub.up) - /* Use the protocol to get dongle stats */ - brcmf_proto_dstats(&drvr_priv->pub); - /* Copy dongle stats to net device stats */ - ifp->stats.rx_packets = drvr_priv->pub.dstats.rx_packets; - ifp->stats.tx_packets = drvr_priv->pub.dstats.tx_packets; - ifp->stats.rx_bytes = drvr_priv->pub.dstats.rx_bytes; - ifp->stats.tx_bytes = drvr_priv->pub.dstats.tx_bytes; - ifp->stats.rx_errors = drvr_priv->pub.dstats.rx_errors; - ifp->stats.tx_errors = drvr_priv->pub.dstats.tx_errors; - ifp->stats.rx_dropped = drvr_priv->pub.dstats.rx_dropped; - ifp->stats.tx_dropped = drvr_priv->pub.dstats.tx_dropped; - ifp->stats.multicast = drvr_priv->pub.dstats.multicast; + ifp->stats.rx_packets = bus_if->dstats.rx_packets; + ifp->stats.tx_packets = bus_if->dstats.tx_packets; + ifp->stats.rx_bytes = bus_if->dstats.rx_bytes; + ifp->stats.tx_bytes = bus_if->dstats.tx_bytes; + ifp->stats.rx_errors = bus_if->dstats.rx_errors; + ifp->stats.tx_errors = bus_if->dstats.tx_errors; + ifp->stats.rx_dropped = bus_if->dstats.rx_dropped; + ifp->stats.tx_dropped = bus_if->dstats.tx_dropped; + ifp->stats.multicast = bus_if->dstats.multicast; return &ifp->stats; } /* Retrieve current toe component enables, which are kept as a bitmap in toe_ol iovar */ -static int brcmf_toe_get(struct brcmf_info *drvr_priv, int ifidx, u32 *toe_ol) +static int brcmf_toe_get(struct brcmf_pub *drvr, int ifidx, u32 *toe_ol) { struct brcmf_dcmd dcmd; __le32 toe_le; @@ -538,17 +517,17 @@ static int brcmf_toe_get(struct brcmf_info *drvr_priv, int ifidx, u32 *toe_ol) dcmd.set = false; strcpy(buf, "toe_ol"); - ret = brcmf_proto_dcmd(&drvr_priv->pub, ifidx, &dcmd, dcmd.len); + ret = brcmf_proto_dcmd(drvr, ifidx, &dcmd, dcmd.len); if (ret < 0) { /* Check for older dongle image that doesn't support toe_ol */ if (ret == -EIO) { brcmf_dbg(ERROR, "%s: toe not supported by device\n", - brcmf_ifname(&drvr_priv->pub, ifidx)); + brcmf_ifname(drvr, ifidx)); return -EOPNOTSUPP; } brcmf_dbg(INFO, "%s: could not get toe_ol: ret=%d\n", - brcmf_ifname(&drvr_priv->pub, ifidx), ret); + brcmf_ifname(drvr, ifidx), ret); return ret; } @@ -559,7 +538,7 @@ static int brcmf_toe_get(struct brcmf_info *drvr_priv, int ifidx, u32 *toe_ol) /* Set current toe component enables in toe_ol iovar, and set toe global enable iovar */ -static int brcmf_toe_set(struct brcmf_info *drvr_priv, int ifidx, u32 toe_ol) +static int brcmf_toe_set(struct brcmf_pub *drvr, int ifidx, u32 toe_ol) { struct brcmf_dcmd dcmd; char buf[32]; @@ -577,10 +556,10 @@ static int brcmf_toe_set(struct brcmf_info *drvr_priv, int ifidx, u32 toe_ol) strcpy(buf, "toe_ol"); memcpy(&buf[sizeof("toe_ol")], &toe_le, sizeof(u32)); - ret = brcmf_proto_dcmd(&drvr_priv->pub, ifidx, &dcmd, dcmd.len); + ret = brcmf_proto_dcmd(drvr, ifidx, &dcmd, dcmd.len); if (ret < 0) { brcmf_dbg(ERROR, "%s: could not set toe_ol: ret=%d\n", - brcmf_ifname(&drvr_priv->pub, ifidx), ret); + brcmf_ifname(drvr, ifidx), ret); return ret; } @@ -590,10 +569,10 @@ static int brcmf_toe_set(struct brcmf_info *drvr_priv, int ifidx, u32 toe_ol) strcpy(buf, "toe"); memcpy(&buf[sizeof("toe")], &toe_le, sizeof(u32)); - ret = brcmf_proto_dcmd(&drvr_priv->pub, ifidx, &dcmd, dcmd.len); + ret = brcmf_proto_dcmd(drvr, ifidx, &dcmd, dcmd.len); if (ret < 0) { brcmf_dbg(ERROR, "%s: could not set toe: ret=%d\n", - brcmf_ifname(&drvr_priv->pub, ifidx), ret); + brcmf_ifname(drvr, ifidx), ret); return ret; } @@ -604,18 +583,18 @@ static void brcmf_ethtool_get_drvinfo(struct net_device *ndev, struct ethtool_drvinfo *info) { struct brcmf_if *ifp = netdev_priv(ndev); - struct brcmf_info *drvr_priv = ifp->info; + struct brcmf_pub *drvr = ifp->drvr; sprintf(info->driver, KBUILD_MODNAME); - sprintf(info->version, "%lu", drvr_priv->pub.drv_version); - sprintf(info->bus_info, "%s", dev_name(drvr_priv->pub.dev)); + sprintf(info->version, "%lu", drvr->drv_version); + sprintf(info->bus_info, "%s", dev_name(drvr->dev)); } static struct ethtool_ops brcmf_ethtool_ops = { .get_drvinfo = brcmf_ethtool_get_drvinfo }; -static int brcmf_ethtool(struct brcmf_info *drvr_priv, void __user *uaddr) +static int brcmf_ethtool(struct brcmf_pub *drvr, void __user *uaddr) { struct ethtool_drvinfo info; char drvname[sizeof(info.driver)]; @@ -649,18 +628,18 @@ static int brcmf_ethtool(struct brcmf_info *drvr_priv, void __user *uaddr) } /* otherwise, require dongle to be up */ - else if (!drvr_priv->pub.up) { + else if (!drvr->bus_if->drvr_up) { brcmf_dbg(ERROR, "dongle is not up\n"); return -ENODEV; } /* finally, report dongle driver type */ - else if (drvr_priv->pub.iswl) + else if (drvr->iswl) sprintf(info.driver, "wl"); else sprintf(info.driver, "xx"); - sprintf(info.version, "%lu", drvr_priv->pub.drv_version); + sprintf(info.version, "%lu", drvr->drv_version); if (copy_to_user(uaddr, &info, sizeof(info))) return -EFAULT; brcmf_dbg(CTL, "given %*s, returning %s\n", @@ -670,7 +649,7 @@ static int brcmf_ethtool(struct brcmf_info *drvr_priv, void __user *uaddr) /* Get toe offload components from dongle */ case ETHTOOL_GRXCSUM: case ETHTOOL_GTXCSUM: - ret = brcmf_toe_get(drvr_priv, 0, &toe_cmpnt); + ret = brcmf_toe_get(drvr, 0, &toe_cmpnt); if (ret < 0) return ret; @@ -691,7 +670,7 @@ static int brcmf_ethtool(struct brcmf_info *drvr_priv, void __user *uaddr) return -EFAULT; /* Read the current settings, update and write back */ - ret = brcmf_toe_get(drvr_priv, 0, &toe_cmpnt); + ret = brcmf_toe_get(drvr, 0, &toe_cmpnt); if (ret < 0) return ret; @@ -703,17 +682,17 @@ static int brcmf_ethtool(struct brcmf_info *drvr_priv, void __user *uaddr) else toe_cmpnt &= ~csum_dir; - ret = brcmf_toe_set(drvr_priv, 0, toe_cmpnt); + ret = brcmf_toe_set(drvr, 0, toe_cmpnt); if (ret < 0) return ret; /* If setting TX checksum mode, tell Linux the new mode */ if (cmd == ETHTOOL_STXCSUM) { if (edata.data) - drvr_priv->iflist[0]->ndev->features |= + drvr->iflist[0]->ndev->features |= NETIF_F_IP_CSUM; else - drvr_priv->iflist[0]->ndev->features &= + drvr->iflist[0]->ndev->features &= ~NETIF_F_IP_CSUM; } @@ -730,15 +709,15 @@ static int brcmf_netdev_ioctl_entry(struct net_device *ndev, struct ifreq *ifr, int cmd) { struct brcmf_if *ifp = netdev_priv(ndev); - struct brcmf_info *drvr_priv = ifp->info; + struct brcmf_pub *drvr = ifp->drvr; brcmf_dbg(TRACE, "ifidx %d, cmd 0x%04x\n", ifp->idx, cmd); - if (!drvr_priv->iflist[ifp->idx]) + if (!drvr->iflist[ifp->idx]) return -1; if (cmd == SIOCETHTOOL) - return brcmf_ethtool(drvr_priv, ifr->ifr_data); + return brcmf_ethtool(drvr, ifr->ifr_data); return -EOPNOTSUPP; } @@ -751,7 +730,7 @@ s32 brcmf_exec_dcmd(struct net_device *ndev, u32 cmd, void *arg, u32 len) int buflen = 0; bool is_set_key_cmd; struct brcmf_if *ifp = netdev_priv(ndev); - struct brcmf_info *drvr_priv = ifp->info; + struct brcmf_pub *drvr = ifp->drvr; memset(&dcmd, 0, sizeof(dcmd)); dcmd.cmd = cmd; @@ -762,13 +741,13 @@ s32 brcmf_exec_dcmd(struct net_device *ndev, u32 cmd, void *arg, u32 len) buflen = min_t(uint, dcmd.len, BRCMF_DCMD_MAXLEN); /* send to dongle (must be up, and wl) */ - if ((drvr_priv->pub.bus_if->state != BRCMF_BUS_DATA)) { + if ((drvr->bus_if->state != BRCMF_BUS_DATA)) { brcmf_dbg(ERROR, "DONGLE_DOWN\n"); err = -EIO; goto done; } - if (!drvr_priv->pub.iswl) { + if (!drvr->iswl) { err = -EIO; goto done; } @@ -785,7 +764,7 @@ s32 brcmf_exec_dcmd(struct net_device *ndev, u32 cmd, void *arg, u32 len) if (is_set_key_cmd) brcmf_netdev_wait_pend8021x(ndev); - err = brcmf_proto_dcmd(&drvr_priv->pub, ifp->idx, &dcmd, buflen); + err = brcmf_proto_dcmd(drvr, ifp->idx, &dcmd, buflen); done: if (err > 0) @@ -797,15 +776,15 @@ done: static int brcmf_netdev_stop(struct net_device *ndev) { struct brcmf_if *ifp = netdev_priv(ndev); - struct brcmf_pub *drvr = &ifp->info->pub; + struct brcmf_pub *drvr = ifp->drvr; brcmf_dbg(TRACE, "Enter\n"); brcmf_cfg80211_down(drvr->config); - if (drvr->up == 0) + if (drvr->bus_if->drvr_up == 0) return 0; /* Set state and stop OS transmissions */ - drvr->up = false; + drvr->bus_if->drvr_up = false; netif_stop_queue(ndev); return 0; @@ -814,7 +793,7 @@ static int brcmf_netdev_stop(struct net_device *ndev) static int brcmf_netdev_open(struct net_device *ndev) { struct brcmf_if *ifp = netdev_priv(ndev); - struct brcmf_info *drvr_priv = ifp->info; + struct brcmf_pub *drvr = ifp->drvr; u32 toe_ol; s32 ret = 0; @@ -822,28 +801,28 @@ static int brcmf_netdev_open(struct net_device *ndev) if (ifp->idx == 0) { /* do it only for primary eth0 */ /* try to bring up bus */ - ret = brcmf_bus_start(&drvr_priv->pub); + ret = brcmf_bus_start(drvr->dev); if (ret != 0) { brcmf_dbg(ERROR, "failed with code %d\n", ret); return -1; } - atomic_set(&drvr_priv->pend_8021x_cnt, 0); + atomic_set(&drvr->pend_8021x_cnt, 0); - memcpy(ndev->dev_addr, drvr_priv->pub.mac, ETH_ALEN); + memcpy(ndev->dev_addr, drvr->mac, ETH_ALEN); /* Get current TOE mode from dongle */ - if (brcmf_toe_get(drvr_priv, ifp->idx, &toe_ol) >= 0 + if (brcmf_toe_get(drvr, ifp->idx, &toe_ol) >= 0 && (toe_ol & TOE_TX_CSUM_OL) != 0) - drvr_priv->iflist[ifp->idx]->ndev->features |= + drvr->iflist[ifp->idx]->ndev->features |= NETIF_F_IP_CSUM; else - drvr_priv->iflist[ifp->idx]->ndev->features &= + drvr->iflist[ifp->idx]->ndev->features &= ~NETIF_F_IP_CSUM; } /* Allow transmit calls */ netif_start_queue(ndev); - drvr_priv->pub.up = true; - if (brcmf_cfg80211_up(drvr_priv->pub.config)) { + drvr->bus_if->drvr_up = true; + if (brcmf_cfg80211_up(drvr->config)) { brcmf_dbg(ERROR, "failed to bring up cfg80211\n"); return -1; } @@ -862,14 +841,16 @@ static const struct net_device_ops brcmf_netdev_ops_pri = { }; int -brcmf_add_if(struct brcmf_info *drvr_priv, int ifidx, char *name, u8 *mac_addr) +brcmf_add_if(struct device *dev, int ifidx, char *name, u8 *mac_addr) { struct brcmf_if *ifp; struct net_device *ndev; + struct brcmf_bus *bus_if = dev_get_drvdata(dev); + struct brcmf_pub *drvr = bus_if->drvr; brcmf_dbg(TRACE, "idx %d\n", ifidx); - ifp = drvr_priv->iflist[ifidx]; + ifp = drvr->iflist[ifidx]; /* * Delete the existing interface before overwriting it * in case we missed the BRCMF_E_IF_DEL event. @@ -880,7 +861,7 @@ brcmf_add_if(struct brcmf_info *drvr_priv, int ifidx, char *name, u8 *mac_addr) netif_stop_queue(ifp->ndev); unregister_netdev(ifp->ndev); free_netdev(ifp->ndev); - drvr_priv->iflist[ifidx] = NULL; + drvr->iflist[ifidx] = NULL; } /* Allocate netdev, including space for private structure */ @@ -892,16 +873,16 @@ brcmf_add_if(struct brcmf_info *drvr_priv, int ifidx, char *name, u8 *mac_addr) ifp = netdev_priv(ndev); ifp->ndev = ndev; - ifp->info = drvr_priv; - drvr_priv->iflist[ifidx] = ifp; + ifp->drvr = drvr; + drvr->iflist[ifidx] = ifp; ifp->idx = ifidx; if (mac_addr != NULL) memcpy(&ifp->mac_addr, mac_addr, ETH_ALEN); - if (brcmf_net_attach(&drvr_priv->pub, ifp->idx)) { + if (brcmf_net_attach(drvr, ifp->idx)) { brcmf_dbg(ERROR, "brcmf_net_attach failed"); free_netdev(ifp->ndev); - drvr_priv->iflist[ifidx] = NULL; + drvr->iflist[ifidx] = NULL; return -EOPNOTSUPP; } @@ -911,13 +892,13 @@ brcmf_add_if(struct brcmf_info *drvr_priv, int ifidx, char *name, u8 *mac_addr) return 0; } -void brcmf_del_if(struct brcmf_info *drvr_priv, int ifidx) +void brcmf_del_if(struct brcmf_pub *drvr, int ifidx) { struct brcmf_if *ifp; brcmf_dbg(TRACE, "idx %d\n", ifidx); - ifp = drvr_priv->iflist[ifidx]; + ifp = drvr->iflist[ifidx]; if (!ifp) { brcmf_dbg(ERROR, "Null interface\n"); return; @@ -934,72 +915,70 @@ void brcmf_del_if(struct brcmf_info *drvr_priv, int ifidx) } unregister_netdev(ifp->ndev); - drvr_priv->iflist[ifidx] = NULL; + drvr->iflist[ifidx] = NULL; if (ifidx == 0) - brcmf_cfg80211_detach(drvr_priv->pub.config); + brcmf_cfg80211_detach(drvr->config); free_netdev(ifp->ndev); } } -struct brcmf_pub *brcmf_attach(struct brcmf_sdio *bus, uint bus_hdrlen, - struct device *dev) +int brcmf_attach(uint bus_hdrlen, struct device *dev) { - struct brcmf_info *drvr_priv = NULL; + struct brcmf_pub *drvr = NULL; + int ret = 0; brcmf_dbg(TRACE, "Enter\n"); /* Allocate primary brcmf_info */ - drvr_priv = kzalloc(sizeof(struct brcmf_info), GFP_ATOMIC); - if (!drvr_priv) - goto fail; - - mutex_init(&drvr_priv->proto_block); + drvr = kzalloc(sizeof(struct brcmf_pub), GFP_ATOMIC); + if (!drvr) + return -ENOMEM; - /* Link to info module */ - drvr_priv->pub.info = drvr_priv; + mutex_init(&drvr->proto_block); /* Link to bus module */ - drvr_priv->pub.bus = bus; - drvr_priv->pub.hdrlen = bus_hdrlen; - drvr_priv->pub.bus_if = dev_get_drvdata(dev); - drvr_priv->pub.dev = dev; + drvr->hdrlen = bus_hdrlen; + drvr->bus_if = dev_get_drvdata(dev); + drvr->bus_if->drvr = drvr; + drvr->dev = dev; /* Attach and link in the protocol */ - if (brcmf_proto_attach(&drvr_priv->pub) != 0) { + ret = brcmf_proto_attach(drvr); + if (ret != 0) { brcmf_dbg(ERROR, "brcmf_prot_attach failed\n"); goto fail; } - INIT_WORK(&drvr_priv->setmacaddr_work, _brcmf_set_mac_address); - INIT_WORK(&drvr_priv->multicast_work, _brcmf_set_multicast_list); + INIT_WORK(&drvr->setmacaddr_work, _brcmf_set_mac_address); + INIT_WORK(&drvr->multicast_work, _brcmf_set_multicast_list); - return &drvr_priv->pub; + return ret; fail: - if (drvr_priv) - brcmf_detach(&drvr_priv->pub); + brcmf_detach(dev); - return NULL; + return ret; } -int brcmf_bus_start(struct brcmf_pub *drvr) +int brcmf_bus_start(struct device *dev) { int ret = -1; - struct brcmf_info *drvr_priv = drvr->info; /* Room for "event_msgs" + '\0' + bitvec */ char iovbuf[BRCMF_EVENTING_MASK_LEN + 12]; + struct brcmf_bus *bus_if = dev_get_drvdata(dev); + struct brcmf_pub *drvr = bus_if->drvr; brcmf_dbg(TRACE, "\n"); /* Bring up the bus */ - ret = brcmf_sdbrcm_bus_init(drvr_priv->pub.dev); + ret = bus_if->brcmf_bus_init(dev); if (ret != 0) { brcmf_dbg(ERROR, "brcmf_sdbrcm_bus_init failed %d\n", ret); return ret; } /* If bus is not ready, can't come up */ - if (drvr_priv->pub.bus_if->state != BRCMF_BUS_DATA) { + if (bus_if->state != BRCMF_BUS_DATA) { brcmf_dbg(ERROR, "failed bus is not ready\n"); return -ENODEV; } @@ -1036,7 +1015,7 @@ int brcmf_bus_start(struct brcmf_pub *drvr) drvr->pktfilter[0] = "100 0 0 0 0x01 0x00"; /* Bus is ready, do any protocol initialization */ - ret = brcmf_proto_init(&drvr_priv->pub); + ret = brcmf_proto_init(drvr); if (ret < 0) return ret; @@ -1045,14 +1024,13 @@ int brcmf_bus_start(struct brcmf_pub *drvr) int brcmf_net_attach(struct brcmf_pub *drvr, int ifidx) { - struct brcmf_info *drvr_priv = drvr->info; struct net_device *ndev; u8 temp_addr[ETH_ALEN] = { 0x00, 0x90, 0x4c, 0x11, 0x22, 0x33}; brcmf_dbg(TRACE, "ifidx %d\n", ifidx); - ndev = drvr_priv->iflist[ifidx]->ndev; + ndev = drvr->iflist[ifidx]->ndev; ndev->netdev_ops = &brcmf_netdev_ops_pri; /* @@ -1060,7 +1038,7 @@ int brcmf_net_attach(struct brcmf_pub *drvr, int ifidx) */ if (ifidx != 0) { /* for virtual interfaces use the primary MAC */ - memcpy(temp_addr, drvr_priv->pub.mac, ETH_ALEN); + memcpy(temp_addr, drvr->mac, ETH_ALEN); } @@ -1071,11 +1049,11 @@ int brcmf_net_attach(struct brcmf_pub *drvr, int ifidx) - Locally Administered address */ } - ndev->hard_header_len = ETH_HLEN + drvr_priv->pub.hdrlen; + ndev->hard_header_len = ETH_HLEN + drvr->hdrlen; ndev->ethtool_ops = &brcmf_ethtool_ops; - drvr_priv->pub.rxsz = ndev->mtu + ndev->hard_header_len + - drvr_priv->pub.hdrlen; + drvr->rxsz = ndev->mtu + ndev->hard_header_len + + drvr->hdrlen; memcpy(ndev->dev_addr, temp_addr, ETH_ALEN); @@ -1104,77 +1082,46 @@ fail: static void brcmf_bus_detach(struct brcmf_pub *drvr) { - struct brcmf_info *drvr_priv; - brcmf_dbg(TRACE, "Enter\n"); if (drvr) { - drvr_priv = drvr->info; - if (drvr_priv) { - /* Stop the protocol module */ - brcmf_proto_stop(&drvr_priv->pub); + /* Stop the protocol module */ + brcmf_proto_stop(drvr); - /* Stop the bus module */ - brcmf_sdbrcm_bus_stop(drvr_priv->pub.dev); - } + /* Stop the bus module */ + drvr->bus_if->brcmf_bus_stop(drvr->dev); } } -void brcmf_detach(struct brcmf_pub *drvr) +void brcmf_detach(struct device *dev) { - struct brcmf_info *drvr_priv; + int i; + struct brcmf_bus *bus_if = dev_get_drvdata(dev); + struct brcmf_pub *drvr = bus_if->drvr; brcmf_dbg(TRACE, "Enter\n"); - if (drvr) { - drvr_priv = drvr->info; - if (drvr_priv) { - int i; - /* make sure primary interface removed last */ - for (i = BRCMF_MAX_IFS-1; i > -1; i--) - if (drvr_priv->iflist[i]) - brcmf_del_if(drvr_priv, i); + /* make sure primary interface removed last */ + for (i = BRCMF_MAX_IFS-1; i > -1; i--) + if (drvr->iflist[i]) + brcmf_del_if(drvr, i); - cancel_work_sync(&drvr_priv->setmacaddr_work); - cancel_work_sync(&drvr_priv->multicast_work); + cancel_work_sync(&drvr->setmacaddr_work); + cancel_work_sync(&drvr->multicast_work); - brcmf_bus_detach(drvr); + brcmf_bus_detach(drvr); - if (drvr->prot) - brcmf_proto_detach(drvr); + if (drvr->prot) + brcmf_proto_detach(drvr); - kfree(drvr_priv); - } - } -} - -int brcmf_os_proto_block(struct brcmf_pub *drvr) -{ - struct brcmf_info *drvr_priv = drvr->info; - - if (drvr_priv) { - mutex_lock(&drvr_priv->proto_block); - return 1; - } - return 0; -} - -int brcmf_os_proto_unblock(struct brcmf_pub *drvr) -{ - struct brcmf_info *drvr_priv = drvr->info; - - if (drvr_priv) { - mutex_unlock(&drvr_priv->proto_block); - return 1; - } - - return 0; + bus_if->drvr = NULL; + kfree(drvr); } -static int brcmf_get_pend_8021x_cnt(struct brcmf_info *drvr_priv) +static int brcmf_get_pend_8021x_cnt(struct brcmf_pub *drvr) { - return atomic_read(&drvr_priv->pend_8021x_cnt); + return atomic_read(&drvr->pend_8021x_cnt); } #define MAX_WAIT_FOR_8021X_TX 10 @@ -1182,10 +1129,10 @@ static int brcmf_get_pend_8021x_cnt(struct brcmf_info *drvr_priv) int brcmf_netdev_wait_pend8021x(struct net_device *ndev) { struct brcmf_if *ifp = netdev_priv(ndev); - struct brcmf_info *drvr_priv = ifp->info; + struct brcmf_pub *drvr = ifp->drvr; int timeout = 10 * HZ / 1000; int ntimes = MAX_WAIT_FOR_8021X_TX; - int pend = brcmf_get_pend_8021x_cnt(drvr_priv); + int pend = brcmf_get_pend_8021x_cnt(drvr); while (ntimes && pend) { if (pend) { @@ -1194,7 +1141,7 @@ int brcmf_netdev_wait_pend8021x(struct net_device *ndev) set_current_state(TASK_RUNNING); ntimes--; } - pend = brcmf_get_pend_8021x_cnt(drvr_priv); + pend = brcmf_get_pend_8021x_cnt(drvr); } return pend; } diff --git a/drivers/net/wireless/brcm80211/brcmfmac/dhd_proto.h b/drivers/net/wireless/brcm80211/brcmfmac/dhd_proto.h index 4ee1ea846f6d..6bc4425a8b0f 100644 --- a/drivers/net/wireless/brcm80211/brcmfmac/dhd_proto.h +++ b/drivers/net/wireless/brcm80211/brcmfmac/dhd_proto.h @@ -41,17 +41,10 @@ extern void brcmf_proto_stop(struct brcmf_pub *drvr); extern void brcmf_proto_hdrpush(struct brcmf_pub *, int ifidx, struct sk_buff *txp); -/* Remove any protocol-specific data header. */ -extern int brcmf_proto_hdrpull(struct brcmf_pub *, int *ifidx, - struct sk_buff *rxp); - /* Use protocol to issue command to dongle */ extern int brcmf_proto_dcmd(struct brcmf_pub *drvr, int ifidx, struct brcmf_dcmd *dcmd, int len); -/* Update local copy of dongle statistics */ -extern void brcmf_proto_dstats(struct brcmf_pub *drvr); - extern int brcmf_c_preinit_dcmds(struct brcmf_pub *drvr); extern int brcmf_proto_cdc_set_dcmd(struct brcmf_pub *drvr, int ifidx, diff --git a/drivers/net/wireless/brcm80211/brcmfmac/dhd_sdio.c b/drivers/net/wireless/brcm80211/brcmfmac/dhd_sdio.c index 43ba0dd48354..5a002a21f108 100644 --- a/drivers/net/wireless/brcm80211/brcmfmac/dhd_sdio.c +++ b/drivers/net/wireless/brcm80211/brcmfmac/dhd_sdio.c @@ -87,9 +87,7 @@ struct rte_console { #endif /* BCMDBG */ #include <chipcommon.h> -#include "dhd.h" #include "dhd_bus.h" -#include "dhd_proto.h" #include "dhd_dbg.h" #define TXQLEN 2048 /* bulk tx queue length */ @@ -314,6 +312,12 @@ struct rte_console { MODULE_FIRMWARE(BRCMFMAC_FW_NAME); MODULE_FIRMWARE(BRCMFMAC_NV_NAME); +#define BRCMF_IDLE_IMMEDIATE (-1) /* Enter idle immediately */ +#define BRCMF_IDLE_ACTIVE 0 /* Do not request any SD clock change + * when idle + */ +#define BRCMF_IDLE_INTERVAL 1 + /* * Conversion of 802.1D priority to precedence level */ @@ -450,8 +454,6 @@ struct sdpcm_shared_le { /* misc chip info needed by some of the routines */ /* Private data for SDIO bus interaction */ struct brcmf_sdio { - struct brcmf_pub *drvr; - struct brcmf_sdio_dev *sdiodev; /* sdio device handler */ struct chip_info *ci; /* Chip info struct */ char *vars; /* Variables (from CIS and/or other) */ @@ -546,6 +548,13 @@ struct brcmf_sdio { uint f2rxdata; /* Number of frame data reads */ uint f2txdata; /* Number of f2 frame writes */ uint f1regdata; /* Number of f1 register accesses */ + uint tickcnt; /* Number of watchdog been schedule */ + unsigned long tx_ctlerrs; /* Err of sending ctrl frames */ + unsigned long tx_ctlpkts; /* Ctrl frames sent to dongle */ + unsigned long rx_ctlerrs; /* Err of processing rx ctrl frames */ + unsigned long rx_ctlpkts; /* Ctrl frames processed from dongle */ + unsigned long rx_readahead_cnt; /* Number of packets where header + * read-ahead was used. */ u8 *ctrl_frame_buf; u32 ctrl_frame_len; @@ -568,6 +577,8 @@ struct brcmf_sdio { const struct firmware *firmware; u32 fw_ptr; + + bool txoff; /* Transmit flow-controlled */ }; /* clkstate */ @@ -1068,7 +1079,7 @@ static void brcmf_sdbrcm_rxfail(struct brcmf_sdio *bus, bool abort, bool rtx) /* If we can't reach the device, signal failure */ if (err || brcmf_sdcard_regfail(bus->sdiodev)) - bus->drvr->bus_if->state = BRCMF_BUS_DOWN; + bus->sdiodev->bus_if->state = BRCMF_BUS_DOWN; } /* copy a buffer into a pkt buffer chain */ @@ -1256,7 +1267,7 @@ static u8 brcmf_sdbrcm_rxglom(struct brcmf_sdio *bus, u8 rxseq) if (errcode < 0) { brcmf_dbg(ERROR, "glom read of %d bytes failed: %d\n", dlen, errcode); - bus->drvr->rx_errors++; + bus->sdiodev->bus_if->dstats.rx_errors++; if (bus->glomerr++ < 3) { brcmf_sdbrcm_rxfail(bus, true, true); @@ -1437,10 +1448,10 @@ static u8 brcmf_sdbrcm_rxglom(struct brcmf_sdio *bus, u8 rxseq) skb_unlink(pfirst, &bus->glom); brcmu_pkt_buf_free_skb(pfirst); continue; - } else if (brcmf_proto_hdrpull(bus->drvr, &ifidx, - pfirst) != 0) { + } else if (brcmf_proto_hdrpull(bus->sdiodev->dev, + &ifidx, pfirst) != 0) { brcmf_dbg(ERROR, "rx protocol error\n"); - bus->drvr->rx_errors++; + bus->sdiodev->bus_if->dstats.rx_errors++; skb_unlink(pfirst, &bus->glom); brcmu_pkt_buf_free_skb(pfirst); continue; @@ -1461,7 +1472,7 @@ static u8 brcmf_sdbrcm_rxglom(struct brcmf_sdio *bus, u8 rxseq) /* sent any remaining packets up */ if (bus->glom.qlen) { up(&bus->sdsem); - brcmf_rx_frame(bus->drvr, ifidx, &bus->glom); + brcmf_rx_frame(bus->sdiodev->dev, ifidx, &bus->glom); down(&bus->sdsem); } @@ -1527,7 +1538,7 @@ brcmf_sdbrcm_read_control(struct brcmf_sdio *bus, u8 *hdr, uint len, uint doff) if (bus->roundup && bus->blocksize && (rdlen > bus->blocksize)) { pad = bus->blocksize - (rdlen % bus->blocksize); if ((pad <= bus->roundup) && (pad < bus->blocksize) && - ((len + pad) < bus->drvr->maxctl)) + ((len + pad) < bus->sdiodev->bus_if->maxctl)) rdlen += pad; } else if (rdlen % BRCMF_SDALIGN) { rdlen += BRCMF_SDALIGN - (rdlen % BRCMF_SDALIGN); @@ -1538,18 +1549,18 @@ brcmf_sdbrcm_read_control(struct brcmf_sdio *bus, u8 *hdr, uint len, uint doff) rdlen = roundup(rdlen, ALIGNMENT); /* Drop if the read is too big or it exceeds our maximum */ - if ((rdlen + BRCMF_FIRSTREAD) > bus->drvr->maxctl) { + if ((rdlen + BRCMF_FIRSTREAD) > bus->sdiodev->bus_if->maxctl) { brcmf_dbg(ERROR, "%d-byte control read exceeds %d-byte buffer\n", - rdlen, bus->drvr->maxctl); - bus->drvr->rx_errors++; + rdlen, bus->sdiodev->bus_if->maxctl); + bus->sdiodev->bus_if->dstats.rx_errors++; brcmf_sdbrcm_rxfail(bus, false, false); goto done; } - if ((len - doff) > bus->drvr->maxctl) { + if ((len - doff) > bus->sdiodev->bus_if->maxctl) { brcmf_dbg(ERROR, "%d-byte ctl frame (%d-byte ctl data) exceeds %d-byte limit\n", - len, len - doff, bus->drvr->maxctl); - bus->drvr->rx_errors++; + len, len - doff, bus->sdiodev->bus_if->maxctl); + bus->sdiodev->bus_if->dstats.rx_errors++; bus->rx_toolong++; brcmf_sdbrcm_rxfail(bus, false, false); goto done; @@ -1623,7 +1634,7 @@ brcmf_alloc_pkt_and_read(struct brcmf_sdio *bus, u16 rdlen, brcmf_dbg(ERROR, "(nextlen): read %d bytes failed: %d\n", rdlen, sdret); brcmu_pkt_buf_free_skb(*pkt); - bus->drvr->rx_errors++; + bus->sdiodev->bus_if->dstats.rx_errors++; /* Force retry w/normal header read. * Don't attempt NAK for * gSPI @@ -1715,7 +1726,7 @@ brcmf_sdbrcm_readframes(struct brcmf_sdio *bus, uint maxframes, bool *finished) for (rxseq = bus->rx_seq, rxleft = maxframes; !bus->rxskip && rxleft && - bus->drvr->bus_if->state != BRCMF_BUS_DOWN; + bus->sdiodev->bus_if->state != BRCMF_BUS_DOWN; rxseq++, rxleft--) { /* Handle glomming separately */ @@ -1774,7 +1785,7 @@ brcmf_sdbrcm_readframes(struct brcmf_sdio *bus, uint maxframes, bool *finished) bus->nextlen = 0; } - bus->drvr->rx_readahead_cnt++; + bus->rx_readahead_cnt++; /* Handle Flow Control */ fcbits = SDPCM_FCMASK_VALUE( @@ -1972,7 +1983,7 @@ brcmf_sdbrcm_readframes(struct brcmf_sdio *bus, uint maxframes, bool *finished) /* Too long -- skip this frame */ brcmf_dbg(ERROR, "too long: len %d rdlen %d\n", len, rdlen); - bus->drvr->rx_errors++; + bus->sdiodev->bus_if->dstats.rx_errors++; bus->rx_toolong++; brcmf_sdbrcm_rxfail(bus, false, false); continue; @@ -1984,7 +1995,7 @@ brcmf_sdbrcm_readframes(struct brcmf_sdio *bus, uint maxframes, bool *finished) /* Give up on data, request rtx of events */ brcmf_dbg(ERROR, "brcmu_pkt_buf_get_skb failed: rdlen %d chan %d\n", rdlen, chan); - bus->drvr->rx_dropped++; + bus->sdiodev->bus_if->dstats.rx_dropped++; brcmf_sdbrcm_rxfail(bus, false, RETRYCHAN(chan)); continue; } @@ -2004,7 +2015,7 @@ brcmf_sdbrcm_readframes(struct brcmf_sdio *bus, uint maxframes, bool *finished) : ((chan == SDPCM_DATA_CHANNEL) ? "data" : "test")), sdret); brcmu_pkt_buf_free_skb(pkt); - bus->drvr->rx_errors++; + bus->sdiodev->bus_if->dstats.rx_errors++; brcmf_sdbrcm_rxfail(bus, true, RETRYCHAN(chan)); continue; } @@ -2053,16 +2064,17 @@ deliver: if (pkt->len == 0) { brcmu_pkt_buf_free_skb(pkt); continue; - } else if (brcmf_proto_hdrpull(bus->drvr, &ifidx, pkt) != 0) { + } else if (brcmf_proto_hdrpull(bus->sdiodev->dev, &ifidx, + pkt) != 0) { brcmf_dbg(ERROR, "rx protocol error\n"); brcmu_pkt_buf_free_skb(pkt); - bus->drvr->rx_errors++; + bus->sdiodev->bus_if->dstats.rx_errors++; continue; } /* Unlock during rx call */ up(&bus->sdsem); - brcmf_rx_packet(bus->drvr, ifidx, pkt); + brcmf_rx_packet(bus->sdiodev->dev, ifidx, pkt); down(&bus->sdsem); } rxcount = maxframes - rxleft; @@ -2122,7 +2134,7 @@ static int brcmf_sdbrcm_txpkt(struct brcmf_sdio *bus, struct sk_buff *pkt, if (skb_headroom(pkt) < pad) { brcmf_dbg(INFO, "insufficient headroom %d for %d pad\n", skb_headroom(pkt), pad); - bus->drvr->tx_realloc++; + bus->sdiodev->bus_if->tx_realloc++; new = brcmu_pkt_buf_get_skb(pkt->len + BRCMF_SDALIGN); if (!new) { brcmf_dbg(ERROR, "couldn't allocate new %d-byte packet\n", @@ -2230,7 +2242,7 @@ done: /* restore pkt buffer pointer before calling tx complete routine */ skb_pull(pkt, SDPCM_HDRLEN + pad); up(&bus->sdsem); - brcmf_txcomplete(bus->drvr, pkt, ret != 0); + brcmf_txcomplete(bus->sdiodev->dev, pkt, ret != 0); down(&bus->sdsem); if (free_pkt) @@ -2249,8 +2261,6 @@ static uint brcmf_sdbrcm_sendfromq(struct brcmf_sdio *bus, uint maxframes) uint datalen; u8 tx_prec_map; - struct brcmf_pub *drvr = bus->drvr; - brcmf_dbg(TRACE, "Enter\n"); tx_prec_map = ~bus->flowcontrol; @@ -2268,9 +2278,9 @@ static uint brcmf_sdbrcm_sendfromq(struct brcmf_sdio *bus, uint maxframes) ret = brcmf_sdbrcm_txpkt(bus, pkt, SDPCM_DATA_CHANNEL, true); if (ret) - bus->drvr->tx_errors++; + bus->sdiodev->bus_if->dstats.tx_errors++; else - bus->drvr->dstats.tx_bytes += datalen; + bus->sdiodev->bus_if->dstats.tx_bytes += datalen; /* In poll mode, need to check for other events */ if (!bus->intr && cnt) { @@ -2287,13 +2297,97 @@ static uint brcmf_sdbrcm_sendfromq(struct brcmf_sdio *bus, uint maxframes) } /* Deflow-control stack if needed */ - if (drvr->up && (drvr->bus_if->state == BRCMF_BUS_DATA) && - drvr->txoff && (pktq_len(&bus->txq) < TXLOW)) - brcmf_txflowcontrol(drvr, 0, OFF); + if (bus->sdiodev->bus_if->drvr_up && + (bus->sdiodev->bus_if->state == BRCMF_BUS_DATA) && + bus->txoff && (pktq_len(&bus->txq) < TXLOW)) { + bus->txoff = OFF; + brcmf_txflowcontrol(bus->sdiodev->dev, 0, OFF); + } return cnt; } +static void brcmf_sdbrcm_bus_stop(struct device *dev) +{ + u32 local_hostintmask; + u8 saveclk; + uint retries; + int err; + struct brcmf_bus *bus_if = dev_get_drvdata(dev); + struct brcmf_sdio_dev *sdiodev = bus_if->bus_priv; + struct brcmf_sdio *bus = sdiodev->bus; + + brcmf_dbg(TRACE, "Enter\n"); + + if (bus->watchdog_tsk) { + send_sig(SIGTERM, bus->watchdog_tsk, 1); + kthread_stop(bus->watchdog_tsk); + bus->watchdog_tsk = NULL; + } + + if (bus->dpc_tsk && bus->dpc_tsk != current) { + send_sig(SIGTERM, bus->dpc_tsk, 1); + kthread_stop(bus->dpc_tsk); + bus->dpc_tsk = NULL; + } + + down(&bus->sdsem); + + bus_wake(bus); + + /* Enable clock for device interrupts */ + brcmf_sdbrcm_clkctl(bus, CLK_AVAIL, false); + + /* Disable and clear interrupts at the chip level also */ + w_sdreg32(bus, 0, offsetof(struct sdpcmd_regs, hostintmask), &retries); + local_hostintmask = bus->hostintmask; + bus->hostintmask = 0; + + /* Change our idea of bus state */ + bus->sdiodev->bus_if->state = BRCMF_BUS_DOWN; + + /* Force clocks on backplane to be sure F2 interrupt propagates */ + saveclk = brcmf_sdcard_cfg_read(bus->sdiodev, SDIO_FUNC_1, + SBSDIO_FUNC1_CHIPCLKCSR, &err); + if (!err) { + brcmf_sdcard_cfg_write(bus->sdiodev, SDIO_FUNC_1, + SBSDIO_FUNC1_CHIPCLKCSR, + (saveclk | SBSDIO_FORCE_HT), &err); + } + if (err) + brcmf_dbg(ERROR, "Failed to force clock for F2: err %d\n", err); + + /* Turn off the bus (F2), free any pending packets */ + brcmf_dbg(INTR, "disable SDIO interrupts\n"); + brcmf_sdcard_cfg_write(bus->sdiodev, SDIO_FUNC_0, SDIO_CCCR_IOEx, + SDIO_FUNC_ENABLE_1, NULL); + + /* Clear any pending interrupts now that F2 is disabled */ + w_sdreg32(bus, local_hostintmask, + offsetof(struct sdpcmd_regs, intstatus), &retries); + + /* Turn off the backplane clock (only) */ + brcmf_sdbrcm_clkctl(bus, CLK_SDONLY, false); + + /* Clear the data packet queues */ + brcmu_pktq_flush(&bus->txq, true, NULL, NULL); + + /* Clear any held glomming stuff */ + if (bus->glomd) + brcmu_pkt_buf_free_skb(bus->glomd); + brcmf_sdbrcm_free_glom(bus); + + /* Clear rx control and wake any waiters */ + bus->rxlen = 0; + brcmf_sdbrcm_dcmd_resp_wake(bus); + + /* Reset some F2 state stuff */ + bus->rxskip = false; + bus->tx_seq = bus->rx_seq = 0; + + up(&bus->sdsem); +} + static bool brcmf_sdbrcm_dpc(struct brcmf_sdio *bus) { u32 intstatus, newstatus = 0; @@ -2322,7 +2416,7 @@ static bool brcmf_sdbrcm_dpc(struct brcmf_sdio *bus) SBSDIO_DEVICE_CTL, &err); if (err) { brcmf_dbg(ERROR, "error reading DEVCTL: %d\n", err); - bus->drvr->bus_if->state = BRCMF_BUS_DOWN; + bus->sdiodev->bus_if->state = BRCMF_BUS_DOWN; } #endif /* BCMDBG */ @@ -2332,7 +2426,7 @@ static bool brcmf_sdbrcm_dpc(struct brcmf_sdio *bus) if (err) { brcmf_dbg(ERROR, "error reading CSR: %d\n", err); - bus->drvr->bus_if->state = BRCMF_BUS_DOWN; + bus->sdiodev->bus_if->state = BRCMF_BUS_DOWN; } brcmf_dbg(INFO, "DPC: PENDING, devctl 0x%02x clkctl 0x%02x\n", @@ -2345,7 +2439,7 @@ static bool brcmf_sdbrcm_dpc(struct brcmf_sdio *bus) if (err) { brcmf_dbg(ERROR, "error reading DEVCTL: %d\n", err); - bus->drvr->bus_if->state = BRCMF_BUS_DOWN; + bus->sdiodev->bus_if->state = BRCMF_BUS_DOWN; } devctl &= ~SBSDIO_DEVCTL_CA_INT_ONLY; brcmf_sdcard_cfg_write(bus->sdiodev, SDIO_FUNC_1, @@ -2353,7 +2447,7 @@ static bool brcmf_sdbrcm_dpc(struct brcmf_sdio *bus) if (err) { brcmf_dbg(ERROR, "error writing DEVCTL: %d\n", err); - bus->drvr->bus_if->state = BRCMF_BUS_DOWN; + bus->sdiodev->bus_if->state = BRCMF_BUS_DOWN; } bus->clkstate = CLK_AVAIL; } else { @@ -2509,11 +2603,11 @@ clkwait: else await next interrupt */ /* On failed register access, all bets are off: no resched or interrupts */ - if ((bus->drvr->bus_if->state == BRCMF_BUS_DOWN) || + if ((bus->sdiodev->bus_if->state == BRCMF_BUS_DOWN) || brcmf_sdcard_regfail(bus->sdiodev)) { brcmf_dbg(ERROR, "failed backplane access over SDIO, halting operation %d\n", brcmf_sdcard_regfail(bus->sdiodev)); - bus->drvr->bus_if->state = BRCMF_BUS_DOWN; + bus->sdiodev->bus_if->state = BRCMF_BUS_DOWN; bus->intstatus = 0; } else if (bus->clkstate == CLK_PENDING) { brcmf_dbg(INFO, "rescheduled due to CLK_PENDING awaiting I_CHIPACTIVE interrupt\n"); @@ -2550,7 +2644,7 @@ static int brcmf_sdbrcm_dpc_thread(void *data) if (!wait_for_completion_interruptible(&bus->dpc_wait)) { /* Call bus dpc unless it indicated down (then clean stop) */ - if (bus->drvr->bus_if->state != BRCMF_BUS_DOWN) { + if (bus->sdiodev->bus_if->state != BRCMF_BUS_DOWN) { if (brcmf_sdbrcm_dpc(bus)) complete(&bus->dpc_wait); } else { @@ -2565,7 +2659,7 @@ static int brcmf_sdbrcm_dpc_thread(void *data) return 0; } -int brcmf_sdbrcm_bus_txdata(struct device *dev, struct sk_buff *pkt) +static int brcmf_sdbrcm_bus_txdata(struct device *dev, struct sk_buff *pkt) { int ret = -EBADE; uint datalen, prec; @@ -2590,9 +2684,10 @@ int brcmf_sdbrcm_bus_txdata(struct device *dev, struct sk_buff *pkt) /* Priority based enq */ spin_lock_bh(&bus->txqlock); - if (brcmf_c_prec_enq(bus->drvr, &bus->txq, pkt, prec) == false) { + if (brcmf_c_prec_enq(bus->sdiodev->dev, &bus->txq, pkt, prec) == + false) { skb_pull(pkt, SDPCM_HDRLEN); - brcmf_txcomplete(bus->drvr, pkt, false); + brcmf_txcomplete(bus->sdiodev->dev, pkt, false); brcmu_pkt_buf_free_skb(pkt); brcmf_dbg(ERROR, "out of bus->txq !!!\n"); ret = -ENOSR; @@ -2601,8 +2696,10 @@ int brcmf_sdbrcm_bus_txdata(struct device *dev, struct sk_buff *pkt) } spin_unlock_bh(&bus->txqlock); - if (pktq_len(&bus->txq) >= TXHI) - brcmf_txflowcontrol(bus->drvr, 0, ON); + if (pktq_len(&bus->txq) >= TXHI) { + bus->txoff = ON; + brcmf_txflowcontrol(bus->sdiodev->dev, 0, ON); + } #ifdef BCMDBG if (pktq_plen(&bus->txq, prec) > qcount[prec]) @@ -2799,7 +2896,7 @@ static int brcmf_tx_frame(struct brcmf_sdio *bus, u8 *frame, u16 len) return ret; } -int +static int brcmf_sdbrcm_bus_txctl(struct device *dev, unsigned char *msg, uint msglen) { u8 *frame; @@ -2910,14 +3007,14 @@ brcmf_sdbrcm_bus_txctl(struct device *dev, unsigned char *msg, uint msglen) up(&bus->sdsem); if (ret) - bus->drvr->tx_ctlerrs++; + bus->tx_ctlerrs++; else - bus->drvr->tx_ctlpkts++; + bus->tx_ctlpkts++; return ret ? -EIO : 0; } -int +static int brcmf_sdbrcm_bus_rxctl(struct device *dev, unsigned char *msg, uint msglen) { int timeleft; @@ -2951,9 +3048,9 @@ brcmf_sdbrcm_bus_rxctl(struct device *dev, unsigned char *msg, uint msglen) } if (rxlen) - bus->drvr->rx_ctlpkts++; + bus->rx_ctlpkts++; else - bus->drvr->rx_ctlerrs++; + bus->rx_ctlerrs++; return rxlen ? (int)rxlen : -ETIMEDOUT; } @@ -2965,7 +3062,7 @@ static int brcmf_sdbrcm_downloadvars(struct brcmf_sdio *bus, void *arg, int len) brcmf_dbg(TRACE, "Enter\n"); /* Basic sanity checks */ - if (bus->drvr->up) { + if (bus->sdiodev->bus_if->drvr_up) { bcmerror = -EISCONN; goto err; } @@ -3121,7 +3218,7 @@ static int brcmf_sdbrcm_download_state(struct brcmf_sdio *bus, bool enter) /* Allow HT Clock now that the ARM is running. */ bus->alp_only = false; - bus->drvr->bus_if->state = BRCMF_BUS_LOAD; + bus->sdiodev->bus_if->state = BRCMF_BUS_LOAD; } fail: return bcmerror; @@ -3330,88 +3427,7 @@ brcmf_sdbrcm_download_firmware(struct brcmf_sdio *bus) return ret; } -void brcmf_sdbrcm_bus_stop(struct device *dev) -{ - u32 local_hostintmask; - u8 saveclk; - uint retries; - int err; - struct brcmf_bus *bus_if = dev_get_drvdata(dev); - struct brcmf_sdio_dev *sdiodev = bus_if->bus_priv; - struct brcmf_sdio *bus = sdiodev->bus; - - brcmf_dbg(TRACE, "Enter\n"); - - if (bus->watchdog_tsk) { - send_sig(SIGTERM, bus->watchdog_tsk, 1); - kthread_stop(bus->watchdog_tsk); - bus->watchdog_tsk = NULL; - } - - if (bus->dpc_tsk && bus->dpc_tsk != current) { - send_sig(SIGTERM, bus->dpc_tsk, 1); - kthread_stop(bus->dpc_tsk); - bus->dpc_tsk = NULL; - } - - down(&bus->sdsem); - - bus_wake(bus); - - /* Enable clock for device interrupts */ - brcmf_sdbrcm_clkctl(bus, CLK_AVAIL, false); - - /* Disable and clear interrupts at the chip level also */ - w_sdreg32(bus, 0, offsetof(struct sdpcmd_regs, hostintmask), &retries); - local_hostintmask = bus->hostintmask; - bus->hostintmask = 0; - - /* Change our idea of bus state */ - bus->drvr->bus_if->state = BRCMF_BUS_DOWN; - - /* Force clocks on backplane to be sure F2 interrupt propagates */ - saveclk = brcmf_sdcard_cfg_read(bus->sdiodev, SDIO_FUNC_1, - SBSDIO_FUNC1_CHIPCLKCSR, &err); - if (!err) { - brcmf_sdcard_cfg_write(bus->sdiodev, SDIO_FUNC_1, - SBSDIO_FUNC1_CHIPCLKCSR, - (saveclk | SBSDIO_FORCE_HT), &err); - } - if (err) - brcmf_dbg(ERROR, "Failed to force clock for F2: err %d\n", err); - - /* Turn off the bus (F2), free any pending packets */ - brcmf_dbg(INTR, "disable SDIO interrupts\n"); - brcmf_sdcard_cfg_write(bus->sdiodev, SDIO_FUNC_0, SDIO_CCCR_IOEx, - SDIO_FUNC_ENABLE_1, NULL); - - /* Clear any pending interrupts now that F2 is disabled */ - w_sdreg32(bus, local_hostintmask, - offsetof(struct sdpcmd_regs, intstatus), &retries); - - /* Turn off the backplane clock (only) */ - brcmf_sdbrcm_clkctl(bus, CLK_SDONLY, false); - - /* Clear the data packet queues */ - brcmu_pktq_flush(&bus->txq, true, NULL, NULL); - - /* Clear any held glomming stuff */ - if (bus->glomd) - brcmu_pkt_buf_free_skb(bus->glomd); - brcmf_sdbrcm_free_glom(bus); - - /* Clear rx control and wake any waiters */ - bus->rxlen = 0; - brcmf_sdbrcm_dcmd_resp_wake(bus); - - /* Reset some F2 state stuff */ - bus->rxskip = false; - bus->tx_seq = bus->rx_seq = 0; - - up(&bus->sdsem); -} - -int brcmf_sdbrcm_bus_init(struct device *dev) +static int brcmf_sdbrcm_bus_init(struct device *dev) { struct brcmf_bus *bus_if = dev_get_drvdata(dev); struct brcmf_sdio_dev *sdiodev = bus_if->bus_priv; @@ -3430,11 +3446,11 @@ int brcmf_sdbrcm_bus_init(struct device *dev) return -1; } - if (!bus->drvr) + if (!bus->sdiodev->bus_if->drvr) return 0; /* Start the watchdog timer */ - bus->drvr->tickcnt = 0; + bus->tickcnt = 0; brcmf_sdbrcm_wd_timer(bus, BRCMF_WD_POLL_MS); down(&bus->sdsem); @@ -3526,7 +3542,7 @@ void brcmf_sdbrcm_isr(void *arg) return; } - if (bus->drvr->bus_if->state == BRCMF_BUS_DOWN) { + if (bus->sdiodev->bus_if->state == BRCMF_BUS_DOWN) { brcmf_dbg(ERROR, "bus is down. we have nothing to do\n"); return; } @@ -3657,9 +3673,9 @@ static bool brcmf_sdbrcm_probe_malloc(struct brcmf_sdio *bus) { brcmf_dbg(TRACE, "Enter\n"); - if (bus->drvr->maxctl) { + if (bus->sdiodev->bus_if->maxctl) { bus->rxblen = - roundup((bus->drvr->maxctl + SDPCM_HDRLEN), + roundup((bus->sdiodev->bus_if->maxctl + SDPCM_HDRLEN), ALIGNMENT) + BRCMF_SDALIGN; bus->rxbuf = kmalloc(bus->rxblen, GFP_ATOMIC); if (!(bus->rxbuf)) @@ -3782,7 +3798,7 @@ static bool brcmf_sdbrcm_probe_init(struct brcmf_sdio *bus) brcmf_sdcard_cfg_write(bus->sdiodev, SDIO_FUNC_0, SDIO_CCCR_IOEx, SDIO_FUNC_ENABLE_1, NULL); - bus->drvr->bus_if->state = BRCMF_BUS_DOWN; + bus->sdiodev->bus_if->state = BRCMF_BUS_DOWN; bus->sleeping = false; bus->rxflow = false; @@ -3819,7 +3835,7 @@ brcmf_sdbrcm_watchdog_thread(void *data) if (!wait_for_completion_interruptible(&bus->watchdog_wait)) { brcmf_sdbrcm_bus_watchdog(bus); /* Count the tick for reference */ - bus->drvr->tickcnt++; + bus->tickcnt++; } else break; } @@ -3865,10 +3881,9 @@ static void brcmf_sdbrcm_release(struct brcmf_sdio *bus) /* De-register interrupt handler */ brcmf_sdcard_intr_dereg(bus->sdiodev); - if (bus->drvr) { - brcmf_detach(bus->drvr); + if (bus->sdiodev->bus_if->drvr) { + brcmf_detach(bus->sdiodev->dev); brcmf_sdbrcm_release_dongle(bus); - bus->drvr = NULL; } brcmf_sdbrcm_release_malloc(bus); @@ -3941,9 +3956,15 @@ void *brcmf_sdbrcm_probe(u32 regsva, struct brcmf_sdio_dev *sdiodev) bus->dpc_tsk = NULL; } + /* Assign bus interface call back */ + bus->sdiodev->bus_if->brcmf_bus_stop = brcmf_sdbrcm_bus_stop; + bus->sdiodev->bus_if->brcmf_bus_init = brcmf_sdbrcm_bus_init; + bus->sdiodev->bus_if->brcmf_bus_txdata = brcmf_sdbrcm_bus_txdata; + bus->sdiodev->bus_if->brcmf_bus_txctl = brcmf_sdbrcm_bus_txctl; + bus->sdiodev->bus_if->brcmf_bus_rxctl = brcmf_sdbrcm_bus_rxctl; /* Attach to the brcmf/OS/network interface */ - bus->drvr = brcmf_attach(bus, SDPCM_RESERVE, bus->sdiodev->dev); - if (!bus->drvr) { + ret = brcmf_attach(SDPCM_RESERVE, bus->sdiodev->dev); + if (ret != 0) { brcmf_dbg(ERROR, "brcmf_attach failed\n"); goto fail; } @@ -3971,7 +3992,7 @@ void *brcmf_sdbrcm_probe(u32 regsva, struct brcmf_sdio_dev *sdiodev) brcmf_dbg(INFO, "completed!!\n"); /* if firmware path present try to download and bring up bus */ - ret = brcmf_bus_start(bus->drvr); + ret = brcmf_bus_start(bus->sdiodev->dev); if (ret != 0) { if (ret == -ENOLINK) { brcmf_dbg(ERROR, "dongle is not responding\n"); @@ -3980,7 +4001,7 @@ void *brcmf_sdbrcm_probe(u32 regsva, struct brcmf_sdio_dev *sdiodev) } /* add interface and open for business */ - if (brcmf_add_if((struct brcmf_info *)bus->drvr, 0, "wlan%d", NULL)) { + if (brcmf_add_if(bus->sdiodev->dev, 0, "wlan%d", NULL)) { brcmf_dbg(ERROR, "Add primary net device interface failed!!\n"); goto fail; } @@ -4016,7 +4037,7 @@ brcmf_sdbrcm_wd_timer(struct brcmf_sdio *bus, uint wdtick) } /* don't start the wd until fw is loaded */ - if (bus->drvr->bus_if->state == BRCMF_BUS_DOWN) + if (bus->sdiodev->bus_if->state == BRCMF_BUS_DOWN) return; if (wdtick) { diff --git a/drivers/net/wireless/brcm80211/brcmfmac/sdio_chip.c b/drivers/net/wireless/brcm80211/brcmfmac/sdio_chip.c index a6048d78d294..11b2d7c97ba2 100644 --- a/drivers/net/wireless/brcm80211/brcmfmac/sdio_chip.c +++ b/drivers/net/wireless/brcm80211/brcmfmac/sdio_chip.c @@ -26,7 +26,6 @@ #include <brcmu_wifi.h> #include <brcmu_utils.h> #include <soc.h> -#include "dhd.h" #include "dhd_dbg.h" #include "sdio_host.h" #include "sdio_chip.h" diff --git a/drivers/net/wireless/brcm80211/brcmfmac/sdio_host.h b/drivers/net/wireless/brcm80211/brcmfmac/sdio_host.h index d36a2a855a65..0281d207d998 100644 --- a/drivers/net/wireless/brcm80211/brcmfmac/sdio_host.h +++ b/drivers/net/wireless/brcm80211/brcmfmac/sdio_host.h @@ -116,12 +116,20 @@ #define SUCCESS 0 #define ERROR 1 +/* Packet alignment for most efficient SDIO (can change based on platform) */ +#define BRCMF_SDALIGN (1 << 6) + +/* watchdog polling interval in ms */ +#define BRCMF_WD_POLL_MS 10 + struct brcmf_sdreg { int func; int offset; int value; }; +struct brcmf_sdio; + struct brcmf_sdio_dev { struct sdio_func *func[SDIO_MAX_FUNCS]; u8 num_funcs; /* Supported funcs on client */ @@ -262,4 +270,6 @@ extern void brcmf_sdio_wdtmr_enable(struct brcmf_sdio_dev *sdiodev, extern void *brcmf_sdbrcm_probe(u32 regsva, struct brcmf_sdio_dev *sdiodev); extern void brcmf_sdbrcm_disconnect(void *ptr); extern void brcmf_sdbrcm_isr(void *arg); + +extern void brcmf_sdbrcm_wd_timer(struct brcmf_sdio *bus, uint wdtick); #endif /* _BRCM_SDH_H_ */ |