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_DATA) {
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_cdc_set_dcmd(drvr, ifp->idx, cmd, data, len);
else
err = brcmf_proto_cdc_query_dcmd(drvr, ifp->idx, cmd, data,
len);
if (err >= 0)
err = 0;
else
brcmf_err("Failed err=%d\n", err);
return err;
}
static void brcmf_c_arp_offload_set(struct brcmf_pub *drvr, int arp_mode)
{
char iovbuf[32];
int retcode;
brcmf_c_mkiovar("arp_ol", (char *)&arp_mode, 4, iovbuf, sizeof(iovbuf));
retcode = brcmf_proto_cdc_set_dcmd(drvr, 0, BRCMF_C_SET_VAR,
iovbuf, sizeof(iovbuf));
retcode = retcode >= 0 ? 0 : retcode;
if (retcode)
brcmf_dbg(TRACE, "failed to set ARP offload mode to 0x%x, retcode = %d\n",
arp_mode, retcode);
else
brcmf_dbg(TRACE, "successfully set ARP offload mode to 0x%x\n",
arp_mode);
}
static void brcmf_c_arp_offload_enable(struct brcmf_pub *drvr, int arp_enable)
{
char iovbuf[32];
int retcode;
__le32 arp_enable_le;
arp_enable_le = cpu_to_le32(arp_enable);
brcmf_c_mkiovar("arpoe", (char *)&arp_enable_le, 4,
iovbuf, sizeof(iovbuf));
retcode = brcmf_proto_cdc_set_dcmd(drvr, 0, BRCMF_C_SET_VAR,
iovbuf, sizeof(iovbuf));
retcode = retcode >= 0 ? 0 : retcode;
if (retcode)
brcmf_dbg(TRACE, "failed to enable ARP offload to %d, retcode = %d\n",
arp_enable, retcode);
else
brcmf_dbg(TRACE, "successfully enabled ARP offload to %d\n",
arp_enable);
}
int brcmf_c_preinit_dcmds(struct brcmf_pub *drvr)
{
char iovbuf[BRCMF_EVENTING_MASK_LEN + 12]; /* Room for
"event_msgs" + '\0' + bitvec */
uint up = 0;
char buf[128], *ptr;
u32 dongle_align = drvr->bus_if->align;
u32 glom = 0;
u32 roaming = 1;
uint bcn_timeout = 3;
int scan_assoc_time = 40;
int scan_unassoc_time = 40;
int i;
mutex_lock(&drvr->proto_block);
/* Set Country code */
if (drvr->country_code[0] != 0) {
if (brcmf_proto_cdc_set_dcmd(drvr, 0, BRCMF_C_SET_COUNTRY,
drvr->country_code,
sizeof(drvr->country_code)) < 0)
brcmf_dbg(ERROR, "country code setting failed\n");
}
/* query for 'ver' to get version info from firmware */
memset(buf, 0, sizeof(buf));
ptr = buf;
brcmf_c_mkiovar("ver", NULL, 0, buf, sizeof(buf));
brcmf_proto_cdc_query_dcmd(drvr, 0, BRCMF_C_GET_VAR, buf, sizeof(buf));
strsep(&ptr, "\n");
/* Print fw version info */
brcmf_dbg(ERROR, "Firmware version = %s\n", buf);
/* Match Host and Dongle rx alignment */
brcmf_c_mkiovar("bus:txglomalign", (char *)&dongle_align, 4, iovbuf,
sizeof(iovbuf));
brcmf_proto_cdc_set_dcmd(drvr, 0, BRCMF_C_SET_VAR, iovbuf,
sizeof(iovbuf));
/* disable glom option per default */
brcmf_c_mkiovar("bus:txglom", (char *)&glom, 4, iovbuf, sizeof(iovbuf));
brcmf_proto_cdc_set_dcmd(drvr, 0, BRCMF_C_SET_VAR, iovbuf,
sizeof(iovbuf));
/* Setup timeout if Beacons are lost and roam is off to report
link down */
brcmf_c_mkiovar("bcn_timeout", (char *)&bcn_timeout, 4, iovbuf,
sizeof(iovbuf));
brcmf_proto_cdc_set_dcmd(drvr, 0, BRCMF_C_SET_VAR, iovbuf,
sizeof(iovbuf));
/* Enable/Disable build-in roaming to allowed ext supplicant to take
of romaing */
brcmf_c_mkiovar("roam_off", (char *)&roaming, 4,
iovbuf, sizeof(iovbuf));
brcmf_proto_cdc_set_dcmd(drvr, 0, BRCMF_C_SET_VAR, iovbuf,
sizeof(iovbuf));
/* Force STA UP */
brcmf_proto_cdc_set_dcmd(drvr, 0, BRCMF_C_UP, (char *)&up, sizeof(up));
/* Setup event_msgs */
brcmf_c_mkiovar("event_msgs", drvr->eventmask, BRCMF_EVENTING_MASK_LEN,
iovbuf, sizeof(iovbuf));
brcmf_proto_cdc_set_dcmd(drvr, 0, BRCMF_C_SET_VAR, iovbuf,
sizeof(iovbuf));
brcmf_proto_cdc_set_dcmd(drvr, 0, BRCMF_C_SET_SCAN_CHANNEL_TIME,
(char *)&scan_assoc_time, sizeof(scan_assoc_time));
brcmf_proto_cdc_set_dcmd(drvr, 0, BRCMF_C_SET_SCAN_UNASSOC_TIME,
(char *)&scan_unassoc_time, sizeof(scan_unassoc_time));
/* Set and enable ARP offload feature */
brcmf_c_arp_offload_set(drvr, BRCMF_ARPOL_MODE);
brcmf_c_arp_offload_enable(drvr, true);
/* Set up pkt filter */
for (i = 0; i < drvr->pktfilter_count; i++) {
brcmf_c_pktfilter_offload_set(drvr, drvr->pktfilter[i]);
brcmf_c_pktfilter_offload_enable(drvr, drvr->pktfilter[i],
0, true);
}
mutex_unlock(&drvr->proto_block);
return 0;
}
void brcmf_c_pktfilter_offload_set(struct brcmf_pub *drvr, char *arg)
{
const char *str;
struct brcmf_pkt_filter_le pkt_filter;
struct brcmf_pkt_filter_le *pkt_filterp;
unsigned long res;
int buf_len;
int str_len;
int rc;
u32 mask_size;
u32 pattern_size;
char *argv[8], *buf = NULL;
int i = 0;
char *arg_save = NULL, *arg_org = NULL;
arg_save = kstrdup(arg, GFP_ATOMIC);
if (!arg_save)
goto fail;
arg_org = arg_save;
buf = kmalloc(PKTFILTER_BUF_SIZE, GFP_ATOMIC);
if (!buf)
goto fail;
argv[i] = strsep(&arg_save, " ");
while (argv[i++])
argv[i] = strsep(&arg_save, " ");
i = 0;
if (NULL == argv[i]) {
brcmf_dbg(ERROR, "No args provided\n");
goto fail;
}
str = "pkt_filter_add";
strcpy(buf, str);
str_len = strlen(str);
buf_len = str_len + 1;
pkt_filterp = (struct brcmf_pkt_filter_le *) (buf + str_len + 1);
/* Parse packet filter id. */
pkt_filter.id = 0;
if (!kstrtoul(argv[i], 0, &res))
pkt_filter.id = cpu_to_le32((u32)res);
if (NULL == argv[++i]) {
brcmf_dbg(ERROR, "Polarity not provided\n");
goto fail;
}
/* Parse filter polarity. */
pkt_filter.negate_match = 0;
if (!kstrtoul(argv[i], 0, &res))
pkt_filter.negate_match = cpu_to_le32((u32)res);
if (NULL == argv[++i]) {
brcmf_dbg(ERROR, "Filter type not provided\n");
goto fail;
}
/* Parse filter type. */
pkt_filter.type = 0;
if (!kstrtoul(argv[i], 0, &res))
pkt_filter.type = cpu_to_le32((u32)res);
if (NULL == argv[++i]) {
brcmf_dbg(ERROR, "Offset not provided\n");
goto fail;
}
/* Parse pattern filter offset. */
pkt_filter.u.pattern.offset = 0;
if (!kstrtoul(argv[i], 0, &res))
pkt_filter.u.pattern.offset = cpu_to_le32((u32)res);
if (NULL == argv[++i]) {
brcmf_dbg(ERROR, "Bitmask not provided\n");
goto fail;
}
/* Parse pattern filter mask. */
mask_size =
brcmf_c_pattern_atoh
(argv[i], (char *)pkt_filterp->u.pattern.mask_and_pattern);
if (NULL == argv[++i]) {
brcmf_dbg(ERROR, "Pattern not provided\n");
goto fail;
}
/* Parse pattern filter pattern. */
pattern_size =
brcmf_c_pattern_atoh(argv[i],
(char *)&pkt_filterp->u.pattern.
mask_and_pattern[mask_size]);
if (mask_size != pattern_size) {
brcmf_dbg(ERROR, "Mask and pattern not the same size\n");
goto fail;
}
pkt_filter.u.pattern.size_bytes = cpu_to_le32(mask_size);
buf_len += BRCMF_PKT_FILTER_FIXED_LEN;
buf_len += (BRCMF_PKT_FILTER_PATTERN_FIXED_LEN + 2 * mask_size);
/* Keep-alive attributes are set in local
* variable (keep_alive_pkt), and
** then memcpy'ed into buffer (keep_alive_pktp) since there is no
** guarantee that the buffer is properly aligned.
*/
memcpy((char *)pkt_filterp,
&pkt_filter,
BRCMF_PKT_FILTER_FIXED_LEN + BRCMF_PKT_FILTER_PATTERN_FIXED_LEN);
rc = brcmf_proto_cdc_set_dcmd(drvr, 0, BRCMF_C_SET_VAR, buf, buf_len);
rc = rc >= 0 ? 0 : rc;
if (rc)
brcmf_dbg(TRACE, "failed to add pktfilter %s, retcode = %d\n",
arg, rc);
else
brcmf_dbg(TRACE, "successfully added pktfilter %s\n", arg);
fail:
kfree(arg_org);
kfree(buf);
}
void
brcmf_c_pktfilter_offload_enable(struct brcmf_pub *drvr, char *arg, int enable,
int master_mode)
{
unsigned long res;
char *argv[8];
int i = 0;
const char *str;
int buf_len;
int str_len;
char *arg_save = NULL, *arg_org = NULL;
int rc;
char buf[128];
struct brcmf_pkt_filter_enable_le enable_parm;
struct brcmf_pkt_filter_enable_le *pkt_filterp;
__le32 mmode_le;
arg_save = kmalloc(strlen(arg) + 1, GFP_ATOMIC);
if (!arg_save)
goto fail;
arg_org = arg_save;
memcpy(arg_save, arg, strlen(arg) + 1);
argv[i] = strsep(&arg_save, " ");
i = 0;
if (NULL == argv[i]) {
brcmf_dbg(ERROR, "No args provided\n");
goto fail;
}
str = "pkt_filter_enable";
str_len = strlen(str);
strncpy(buf, str, str_len);
buf[str_len] = '\0';
buf_len = str_len + 1;
pkt_filterp = (struct brcmf_pkt_filter_enable_le *) (buf + str_len + 1);
/* Parse packet filter id. */
enable_parm.id = 0;
if (!kstrtoul(argv[i], 0, &res))
enable_parm.id = cpu_to_le32((u32)res);
/* Parse enable/disable value. */
enable_parm.enable = cpu_to_le32(enable);
buf_len += sizeof(enable_parm);
memcpy((char *)pkt_filterp, &enable_parm, sizeof(enable_parm));
/* Enable/disable the specified filter. */
rc = brcmf_proto_cdc_set_dcmd(drvr, 0, BRCMF_C_SET_VAR, buf, buf_len);
rc = rc >= 0 ? 0 : rc;
if (rc)
brcmf_dbg(TRACE, "failed to add pktfilter %s, retcode = %d\n",
arg, rc);
else
brcmf_dbg(TRACE, "successfully added pktfilter %s\n", arg);
/* Contorl the master mode */
mmode_le = cpu_to_le32(master_mode);
brcmf_c_mkiovar("pkt_filter_mode", (char *)&mmode_le, 4, buf,
sizeof(buf));
rc = brcmf_proto_cdc_set_dcmd(drvr, 0, BRCMF_C_SET_VAR, buf,
sizeof(buf));
rc = rc >= 0 ? 0 : rc;
if (rc)
brcmf_dbg(TRACE, "failed to add pktfilter %s, retcode = %d\n",
arg, rc);
fail:
kfree(arg_org);
}
int brcmf_c_preinit_dcmds(struct brcmf_pub *drvr)
{
char iovbuf[BRCMF_EVENTING_MASK_LEN + 12];
uint up = 0;
char buf[128], *ptr;
u32 dongle_align = drvr->bus_if->align;
u32 glom = 0;
__le32 roaming_le = cpu_to_le32(1);
__le32 bcn_timeout_le = cpu_to_le32(3);
__le32 scan_assoc_time_le = cpu_to_le32(40);
__le32 scan_unassoc_time_le = cpu_to_le32(40);
int i;
mutex_lock(&drvr->proto_block);
if (drvr->country_code[0] != 0) {
if (brcmf_proto_cdc_set_dcmd(drvr, 0, BRCMF_C_SET_COUNTRY,
drvr->country_code,
sizeof(drvr->country_code)) < 0)
brcmf_dbg(ERROR, "country code setting failed\n");
}
memset(buf, 0, sizeof(buf));
ptr = buf;
brcmf_c_mkiovar("ver", NULL, 0, buf, sizeof(buf));
brcmf_proto_cdc_query_dcmd(drvr, 0, BRCMF_C_GET_VAR, buf, sizeof(buf));
strsep(&ptr, "\n");
brcmf_dbg(ERROR, "Firmware version = %s\n", buf);
brcmf_c_mkiovar("bus:txglomalign", (char *)&dongle_align, 4, iovbuf,
sizeof(iovbuf));
brcmf_proto_cdc_set_dcmd(drvr, 0, BRCMF_C_SET_VAR, iovbuf,
sizeof(iovbuf));
brcmf_c_mkiovar("bus:txglom", (char *)&glom, 4, iovbuf, sizeof(iovbuf));
brcmf_proto_cdc_set_dcmd(drvr, 0, BRCMF_C_SET_VAR, iovbuf,
sizeof(iovbuf));
brcmf_c_mkiovar("bcn_timeout", (char *)&bcn_timeout_le, 4, iovbuf,
sizeof(iovbuf));
brcmf_proto_cdc_set_dcmd(drvr, 0, BRCMF_C_SET_VAR, iovbuf,
sizeof(iovbuf));
/* Enable/Disable build-in roaming to allowed ext supplicant to take
of romaing */
brcmf_c_mkiovar("roam_off", (char *)&roaming_le, 4,
iovbuf, sizeof(iovbuf));
brcmf_proto_cdc_set_dcmd(drvr, 0, BRCMF_C_SET_VAR, iovbuf,
sizeof(iovbuf));
brcmf_proto_cdc_set_dcmd(drvr, 0, BRCMF_C_UP, (char *)&up, sizeof(up));
brcmf_c_mkiovar("event_msgs", drvr->eventmask, BRCMF_EVENTING_MASK_LEN,
iovbuf, sizeof(iovbuf));
brcmf_proto_cdc_set_dcmd(drvr, 0, BRCMF_C_SET_VAR, iovbuf,
sizeof(iovbuf));
brcmf_proto_cdc_set_dcmd(drvr, 0, BRCMF_C_SET_SCAN_CHANNEL_TIME,
(char *)&scan_assoc_time_le, sizeof(scan_assoc_time_le));
brcmf_proto_cdc_set_dcmd(drvr, 0, BRCMF_C_SET_SCAN_UNASSOC_TIME,
(char *)&scan_unassoc_time_le, sizeof(scan_unassoc_time_le));
brcmf_c_arp_offload_set(drvr, BRCMF_ARPOL_MODE);
brcmf_c_arp_offload_enable(drvr, true);
for (i = 0; i < drvr->pktfilter_count; i++) {
brcmf_c_pktfilter_offload_set(drvr, drvr->pktfilter[i]);
brcmf_c_pktfilter_offload_enable(drvr, drvr->pktfilter[i],
0, true);
}
mutex_unlock(&drvr->proto_block);
return 0;
}
