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brcmfmac: add handler for credit map firmware events 

The firmware signalling functionality needs the credit map firmware
events. This patch adds registration of a handler for this event.

Reviewed-by: Pieter-Paul Giesberts <pieterpg@broadcom.com>
Reviewed-by: Hante Meuleman <meuleman@broadcom.com>
Reviewed-by: Piotr Haber <phaber@broadcom.com>
Signed-off-by: Arend van Spriel <arend@broadcom.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Arend van Spriel 2013-04-03 12:40:32 +02:00 committed by John W. Linville
parent ce814c1bb4
commit 43fa635e16
1 changed files with 24 additions and 0 deletions
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24
drivers/net/wireless/brcm80211/brcmfmac/fwsignal.c
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@ -197,6 +197,7 @@ struct brcmf_fws_info {
struct brcmf_pub *drvr;
struct brcmf_fws_stats stats;
struct brcmf_fws_mac_descriptor nodes[BRCMF_FWS_MAC_DESC_TABLE_SIZE];
int fifo_credit[NL80211_NUM_ACS+1+1];
};
/**
@ -346,6 +347,22 @@ do { \
#define brcmf_fws_unlock(drvr, flags) \
spin_unlock_irqrestore(&((drvr)->fws_spinlock), (flags))
static int brcmf_fws_notify_credit_map(struct brcmf_if *ifp,
const struct brcmf_event_msg *e,
void *data)
{
struct brcmf_fws_info *fws = ifp->drvr->fws;
int i;
ulong flags;
u8 *credits = data;
brcmf_fws_lock(ifp->drvr, flags);
for (i = 0; i < ARRAY_SIZE(fws->fifo_credit); i++)
fws->fifo_credit[i] = *credits++;
brcmf_fws_unlock(ifp->drvr, flags);
return 0;
}
int brcmf_fws_init(struct brcmf_pub *drvr)
{
u32 tlv = 0;
@ -370,6 +387,13 @@ int brcmf_fws_init(struct brcmf_pub *drvr)
brcmf_err("failed to set bdcv2 tlv signaling\n");
goto fail;
}
if (brcmf_fweh_register(drvr, BRCMF_E_FIFO_CREDIT_MAP,
brcmf_fws_notify_credit_map)) {
brcmf_err("register credit map handler failed\n");
goto fail;
}
/* set linkage back */
drvr->fws->drvr = drvr;