diff options
Diffstat (limited to 'drivers/net/wireless/ti/wl18xx/acx.c')
-rw-r--r-- | drivers/net/wireless/ti/wl18xx/acx.c | 54 |
1 files changed, 54 insertions, 0 deletions
diff --git a/drivers/net/wireless/ti/wl18xx/acx.c b/drivers/net/wireless/ti/wl18xx/acx.c index 801d8af5cef2..a169bb5a5dbf 100644 --- a/drivers/net/wireless/ti/wl18xx/acx.c +++ b/drivers/net/wireless/ti/wl18xx/acx.c @@ -140,3 +140,57 @@ out: return ret; } + +/* + * this command is basically the same as wl1271_acx_ht_capabilities, + * with the addition of supported rates. they should be unified in + * the next fw api change + */ +int wl18xx_acx_set_peer_cap(struct wl1271 *wl, + struct ieee80211_sta_ht_cap *ht_cap, + bool allow_ht_operation, + u32 rate_set, u8 hlid) +{ + struct wlcore_acx_peer_cap *acx; + int ret = 0; + u32 ht_capabilites = 0; + + wl1271_debug(DEBUG_ACX, + "acx set cap ht_supp: %d ht_cap: %d rates: 0x%x", + ht_cap->ht_supported, ht_cap->cap, rate_set); + + acx = kzalloc(sizeof(*acx), GFP_KERNEL); + if (!acx) { + ret = -ENOMEM; + goto out; + } + + if (allow_ht_operation && ht_cap->ht_supported) { + /* no need to translate capabilities - use the spec values */ + ht_capabilites = ht_cap->cap; + + /* + * this bit is not employed by the spec but only by FW to + * indicate peer HT support + */ + ht_capabilites |= WL12XX_HT_CAP_HT_OPERATION; + + /* get data from A-MPDU parameters field */ + acx->ampdu_max_length = ht_cap->ampdu_factor; + acx->ampdu_min_spacing = ht_cap->ampdu_density; + } + + acx->hlid = hlid; + acx->ht_capabilites = cpu_to_le32(ht_capabilites); + acx->supported_rates = cpu_to_le32(rate_set); + + ret = wl1271_cmd_configure(wl, ACX_PEER_CAP, acx, sizeof(*acx)); + if (ret < 0) { + wl1271_warning("acx ht capabilities setting failed: %d", ret); + goto out; + } + +out: + kfree(acx); + return ret; +} |