diff options
Diffstat (limited to 'drivers/net/wireless/brcm80211/brcmfmac/fwil.c')
-rw-r--r-- | drivers/net/wireless/brcm80211/brcmfmac/fwil.c | 420 |
1 files changed, 0 insertions, 420 deletions
diff --git a/drivers/net/wireless/brcm80211/brcmfmac/fwil.c b/drivers/net/wireless/brcm80211/brcmfmac/fwil.c deleted file mode 100644 index dcfa0bb149ce..000000000000 --- a/drivers/net/wireless/brcm80211/brcmfmac/fwil.c +++ /dev/null @@ -1,420 +0,0 @@ -/* - * Copyright (c) 2012 Broadcom Corporation - * - * Permission to use, copy, modify, and/or distribute this software for any - * purpose with or without fee is hereby granted, provided that the above - * copyright notice and this permission notice appear in all copies. - * - * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES - * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF - * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY - * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES - * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION - * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN - * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. - */ - -/* FWIL is the Firmware Interface Layer. In this module the support functions - * are located to set and get variables to and from the firmware. - */ - -#include <linux/kernel.h> -#include <linux/netdevice.h> -#include <brcmu_utils.h> -#include <brcmu_wifi.h> -#include "core.h" -#include "bus.h" -#include "debug.h" -#include "tracepoint.h" -#include "fwil.h" -#include "proto.h" - - -#define MAX_HEX_DUMP_LEN 64 - -#ifdef DEBUG -static const char * const brcmf_fil_errstr[] = { - "BCME_OK", - "BCME_ERROR", - "BCME_BADARG", - "BCME_BADOPTION", - "BCME_NOTUP", - "BCME_NOTDOWN", - "BCME_NOTAP", - "BCME_NOTSTA", - "BCME_BADKEYIDX", - "BCME_RADIOOFF", - "BCME_NOTBANDLOCKED", - "BCME_NOCLK", - "BCME_BADRATESET", - "BCME_BADBAND", - "BCME_BUFTOOSHORT", - "BCME_BUFTOOLONG", - "BCME_BUSY", - "BCME_NOTASSOCIATED", - "BCME_BADSSIDLEN", - "BCME_OUTOFRANGECHAN", - "BCME_BADCHAN", - "BCME_BADADDR", - "BCME_NORESOURCE", - "BCME_UNSUPPORTED", - "BCME_BADLEN", - "BCME_NOTREADY", - "BCME_EPERM", - "BCME_NOMEM", - "BCME_ASSOCIATED", - "BCME_RANGE", - "BCME_NOTFOUND", - "BCME_WME_NOT_ENABLED", - "BCME_TSPEC_NOTFOUND", - "BCME_ACM_NOTSUPPORTED", - "BCME_NOT_WME_ASSOCIATION", - "BCME_SDIO_ERROR", - "BCME_DONGLE_DOWN", - "BCME_VERSION", - "BCME_TXFAIL", - "BCME_RXFAIL", - "BCME_NODEVICE", - "BCME_NMODE_DISABLED", - "BCME_NONRESIDENT", - "BCME_SCANREJECT", - "BCME_USAGE_ERROR", - "BCME_IOCTL_ERROR", - "BCME_SERIAL_PORT_ERR", - "BCME_DISABLED", - "BCME_DECERR", - "BCME_ENCERR", - "BCME_MICERR", - "BCME_REPLAY", - "BCME_IE_NOTFOUND", -}; - -static const char *brcmf_fil_get_errstr(u32 err) -{ - if (err >= ARRAY_SIZE(brcmf_fil_errstr)) - return "(unknown)"; - - return brcmf_fil_errstr[err]; -} -#else -static const char *brcmf_fil_get_errstr(u32 err) -{ - return ""; -} -#endif /* DEBUG */ - -static s32 -brcmf_fil_cmd_data(struct brcmf_if *ifp, u32 cmd, void *data, u32 len, bool set) -{ - struct brcmf_pub *drvr = ifp->drvr; - s32 err; - - if (drvr->bus_if->state != BRCMF_BUS_UP) { - brcmf_err("bus is down. we have nothing to do.\n"); - return -EIO; - } - - if (data != NULL) - len = min_t(uint, len, BRCMF_DCMD_MAXLEN); - if (set) - err = brcmf_proto_set_dcmd(drvr, ifp->ifidx, cmd, data, len); - else - err = brcmf_proto_query_dcmd(drvr, ifp->ifidx, cmd, data, len); - - if (err >= 0) - return 0; - - brcmf_dbg(FIL, "Failed: %s (%d)\n", - brcmf_fil_get_errstr((u32)(-err)), err); - return -EBADE; -} - -s32 -brcmf_fil_cmd_data_set(struct brcmf_if *ifp, u32 cmd, void *data, u32 len) -{ - s32 err; - - mutex_lock(&ifp->drvr->proto_block); - - brcmf_dbg(FIL, "ifidx=%d, cmd=%d, len=%d\n", ifp->ifidx, cmd, len); - brcmf_dbg_hex_dump(BRCMF_FIL_ON(), data, - min_t(uint, len, MAX_HEX_DUMP_LEN), "data\n"); - - err = brcmf_fil_cmd_data(ifp, cmd, data, len, true); - mutex_unlock(&ifp->drvr->proto_block); - - return err; -} - -s32 -brcmf_fil_cmd_data_get(struct brcmf_if *ifp, u32 cmd, void *data, u32 len) -{ - s32 err; - - mutex_lock(&ifp->drvr->proto_block); - err = brcmf_fil_cmd_data(ifp, cmd, data, len, false); - - brcmf_dbg(FIL, "ifidx=%d, cmd=%d, len=%d\n", ifp->ifidx, cmd, len); - brcmf_dbg_hex_dump(BRCMF_FIL_ON(), data, - min_t(uint, len, MAX_HEX_DUMP_LEN), "data\n"); - - mutex_unlock(&ifp->drvr->proto_block); - - return err; -} - - -s32 -brcmf_fil_cmd_int_set(struct brcmf_if *ifp, u32 cmd, u32 data) -{ - s32 err; - __le32 data_le = cpu_to_le32(data); - - mutex_lock(&ifp->drvr->proto_block); - brcmf_dbg(FIL, "ifidx=%d, cmd=%d, value=%d\n", ifp->ifidx, cmd, data); - err = brcmf_fil_cmd_data(ifp, cmd, &data_le, sizeof(data_le), true); - mutex_unlock(&ifp->drvr->proto_block); - - return err; -} - -s32 -brcmf_fil_cmd_int_get(struct brcmf_if *ifp, u32 cmd, u32 *data) -{ - s32 err; - __le32 data_le = cpu_to_le32(*data); - - mutex_lock(&ifp->drvr->proto_block); - err = brcmf_fil_cmd_data(ifp, cmd, &data_le, sizeof(data_le), false); - mutex_unlock(&ifp->drvr->proto_block); - *data = le32_to_cpu(data_le); - brcmf_dbg(FIL, "ifidx=%d, cmd=%d, value=%d\n", ifp->ifidx, cmd, *data); - - return err; -} - -static u32 -brcmf_create_iovar(char *name, const char *data, u32 datalen, - char *buf, u32 buflen) -{ - u32 len; - - len = strlen(name) + 1; - - if ((len + datalen) > buflen) - return 0; - - memcpy(buf, name, len); - - /* append data onto the end of the name string */ - if (data && datalen) - memcpy(&buf[len], data, datalen); - - return len + datalen; -} - - -s32 -brcmf_fil_iovar_data_set(struct brcmf_if *ifp, char *name, const void *data, - u32 len) -{ - struct brcmf_pub *drvr = ifp->drvr; - s32 err; - u32 buflen; - - mutex_lock(&drvr->proto_block); - - brcmf_dbg(FIL, "ifidx=%d, name=%s, len=%d\n", ifp->ifidx, name, len); - brcmf_dbg_hex_dump(BRCMF_FIL_ON(), data, - min_t(uint, len, MAX_HEX_DUMP_LEN), "data\n"); - - buflen = brcmf_create_iovar(name, data, len, drvr->proto_buf, - sizeof(drvr->proto_buf)); - if (buflen) { - err = brcmf_fil_cmd_data(ifp, BRCMF_C_SET_VAR, drvr->proto_buf, - buflen, true); - } else { - err = -EPERM; - brcmf_err("Creating iovar failed\n"); - } - - mutex_unlock(&drvr->proto_block); - return err; -} - -s32 -brcmf_fil_iovar_data_get(struct brcmf_if *ifp, char *name, void *data, - u32 len) -{ - struct brcmf_pub *drvr = ifp->drvr; - s32 err; - u32 buflen; - - mutex_lock(&drvr->proto_block); - - buflen = brcmf_create_iovar(name, data, len, drvr->proto_buf, - sizeof(drvr->proto_buf)); - if (buflen) { - err = brcmf_fil_cmd_data(ifp, BRCMF_C_GET_VAR, drvr->proto_buf, - buflen, false); - if (err == 0) - memcpy(data, drvr->proto_buf, len); - } else { - err = -EPERM; - brcmf_err("Creating iovar failed\n"); - } - - brcmf_dbg(FIL, "ifidx=%d, name=%s, len=%d\n", ifp->ifidx, name, len); - brcmf_dbg_hex_dump(BRCMF_FIL_ON(), data, - min_t(uint, len, MAX_HEX_DUMP_LEN), "data\n"); - - mutex_unlock(&drvr->proto_block); - return err; -} - -s32 -brcmf_fil_iovar_int_set(struct brcmf_if *ifp, char *name, u32 data) -{ - __le32 data_le = cpu_to_le32(data); - - return brcmf_fil_iovar_data_set(ifp, name, &data_le, sizeof(data_le)); -} - -s32 -brcmf_fil_iovar_int_get(struct brcmf_if *ifp, char *name, u32 *data) -{ - __le32 data_le = cpu_to_le32(*data); - s32 err; - - err = brcmf_fil_iovar_data_get(ifp, name, &data_le, sizeof(data_le)); - if (err == 0) - *data = le32_to_cpu(data_le); - return err; -} - -static u32 -brcmf_create_bsscfg(s32 bssidx, char *name, char *data, u32 datalen, char *buf, - u32 buflen) -{ - const s8 *prefix = "bsscfg:"; - s8 *p; - u32 prefixlen; - u32 namelen; - u32 iolen; - __le32 bssidx_le; - - if (bssidx == 0) - return brcmf_create_iovar(name, data, datalen, buf, buflen); - - prefixlen = strlen(prefix); - namelen = strlen(name) + 1; /* lengh of iovar name + null */ - iolen = prefixlen + namelen + sizeof(bssidx_le) + datalen; - - if (buflen < iolen) { - brcmf_err("buffer is too short\n"); - return 0; - } - - p = buf; - - /* copy prefix, no null */ - memcpy(p, prefix, prefixlen); - p += prefixlen; - - /* copy iovar name including null */ - memcpy(p, name, namelen); - p += namelen; - - /* bss config index as first data */ - bssidx_le = cpu_to_le32(bssidx); - memcpy(p, &bssidx_le, sizeof(bssidx_le)); - p += sizeof(bssidx_le); - - /* parameter buffer follows */ - if (datalen) - memcpy(p, data, datalen); - - return iolen; -} - -s32 -brcmf_fil_bsscfg_data_set(struct brcmf_if *ifp, char *name, - void *data, u32 len) -{ - struct brcmf_pub *drvr = ifp->drvr; - s32 err; - u32 buflen; - - mutex_lock(&drvr->proto_block); - - brcmf_dbg(FIL, "ifidx=%d, bssidx=%d, name=%s, len=%d\n", ifp->ifidx, - ifp->bssidx, name, len); - brcmf_dbg_hex_dump(BRCMF_FIL_ON(), data, - min_t(uint, len, MAX_HEX_DUMP_LEN), "data\n"); - - buflen = brcmf_create_bsscfg(ifp->bssidx, name, data, len, - drvr->proto_buf, sizeof(drvr->proto_buf)); - if (buflen) { - err = brcmf_fil_cmd_data(ifp, BRCMF_C_SET_VAR, drvr->proto_buf, - buflen, true); - } else { - err = -EPERM; - brcmf_err("Creating bsscfg failed\n"); - } - - mutex_unlock(&drvr->proto_block); - return err; -} - -s32 -brcmf_fil_bsscfg_data_get(struct brcmf_if *ifp, char *name, - void *data, u32 len) -{ - struct brcmf_pub *drvr = ifp->drvr; - s32 err; - u32 buflen; - - mutex_lock(&drvr->proto_block); - - buflen = brcmf_create_bsscfg(ifp->bssidx, name, data, len, - drvr->proto_buf, sizeof(drvr->proto_buf)); - if (buflen) { - err = brcmf_fil_cmd_data(ifp, BRCMF_C_GET_VAR, drvr->proto_buf, - buflen, false); - if (err == 0) - memcpy(data, drvr->proto_buf, len); - } else { - err = -EPERM; - brcmf_err("Creating bsscfg failed\n"); - } - brcmf_dbg(FIL, "ifidx=%d, bssidx=%d, name=%s, len=%d\n", ifp->ifidx, - ifp->bssidx, name, len); - brcmf_dbg_hex_dump(BRCMF_FIL_ON(), data, - min_t(uint, len, MAX_HEX_DUMP_LEN), "data\n"); - - mutex_unlock(&drvr->proto_block); - return err; - -} - -s32 -brcmf_fil_bsscfg_int_set(struct brcmf_if *ifp, char *name, u32 data) -{ - __le32 data_le = cpu_to_le32(data); - - return brcmf_fil_bsscfg_data_set(ifp, name, &data_le, - sizeof(data_le)); -} - -s32 -brcmf_fil_bsscfg_int_get(struct brcmf_if *ifp, char *name, u32 *data) -{ - __le32 data_le = cpu_to_le32(*data); - s32 err; - - err = brcmf_fil_bsscfg_data_get(ifp, name, &data_le, - sizeof(data_le)); - if (err == 0) - *data = le32_to_cpu(data_le); - return err; -} |