diff options
Diffstat (limited to 'package/bcm43xx-mac80211/src/bcm43xx/bcm43xx_main.c')
| -rw-r--r-- | package/bcm43xx-mac80211/src/bcm43xx/bcm43xx_main.c | 47 |
1 files changed, 15 insertions, 32 deletions
diff --git a/package/bcm43xx-mac80211/src/bcm43xx/bcm43xx_main.c b/package/bcm43xx-mac80211/src/bcm43xx/bcm43xx_main.c index 5b7ff9293d..e13c1168ef 100644 --- a/package/bcm43xx-mac80211/src/bcm43xx/bcm43xx_main.c +++ b/package/bcm43xx-mac80211/src/bcm43xx/bcm43xx_main.c @@ -1080,21 +1080,13 @@ static void bcm43xx_write_probe_resp_plcp(struct bcm43xx_wldev *dev, { struct bcm43xx_plcp_hdr4 plcp; u32 tmp; - u16 packet_time; + __le16 dur; plcp.data = 0; bcm43xx_generate_plcp_hdr(&plcp, size + FCS_LEN, rate); - /* - * 144 + 48 + 10 = preamble + PLCP + SIFS, - * taken from mac80211 timings calculation. - * - * FIXME: long preamble assumed! - * - */ - packet_time = 202 + (size + FCS_LEN) * 16 / rate; - if ((size + FCS_LEN) * 16 % rate >= rate / 2) - ++packet_time; - + dur = ieee80211_generic_frame_duration(dev->wl->hw, + size, + BCM43xx_RATE_TO_BASE100KBPS(rate)); /* Write PLCP in two parts and timing for packet transfer */ tmp = le32_to_cpu(plcp.data); bcm43xx_shm_write16(dev, BCM43xx_SHM_SHARED, shm_offset, @@ -1102,7 +1094,7 @@ static void bcm43xx_write_probe_resp_plcp(struct bcm43xx_wldev *dev, bcm43xx_shm_write16(dev, BCM43xx_SHM_SHARED, shm_offset + 2, tmp >> 16); bcm43xx_shm_write16(dev, BCM43xx_SHM_SHARED, shm_offset + 6, - packet_time); + le16_to_cpu(dur)); } /* Instead of using custom probe response template, this function @@ -1116,7 +1108,9 @@ static u8 * bcm43xx_generate_probe_resp(struct bcm43xx_wldev *dev, { const u8 *src_data; u8 *dest_data; - u16 src_size, elem_size, src_pos, dest_pos, tmp; + u16 src_size, elem_size, src_pos, dest_pos; + __le16 dur; + struct ieee80211_hdr *hdr; assert(dev->cached_beacon); src_size = dev->cached_beacon->len; @@ -1146,26 +1140,15 @@ static u8 * bcm43xx_generate_probe_resp(struct bcm43xx_wldev *dev, } } *dest_size = dest_pos; + hdr = (struct ieee80211_hdr *)dest_data; /* Set the frame control. */ - dest_data[0] = (IEEE80211_FTYPE_MGMT | - IEEE80211_STYPE_PROBE_RESP); - dest_data[1] = 0; - - /* Set the duration field. - * - * 144 + 48 + 10 = preamble + PLCP + SIFS, - * taken from mac80211 timings calculation. - * - * FIXME: long preamble assumed! - * - */ - tmp = 202 + (14 + FCS_LEN) * 16 / rate; - if ((14 + FCS_LEN) * 16 % rate >= rate / 2) - ++tmp; - - dest_data[2] = tmp & 0xFF; - dest_data[3] = (tmp >> 8) & 0xFF; + hdr->frame_control = cpu_to_le16(IEEE80211_FTYPE_MGMT | + IEEE80211_STYPE_PROBE_RESP); + dur = ieee80211_generic_frame_duration(dev->wl->hw, + *dest_size, + BCM43xx_RATE_TO_BASE100KBPS(rate)); + hdr->duration_id = dur; return dest_data; } |