Skip to content

Commit

Permalink
wlcore/wl12xx: set HT capabilities per chip-family
Browse files Browse the repository at this point in the history
Set HT capabilities in the low-level HW driver. These are then used by
wlcore when registering with mac80211.

Signed-off-by: Arik Nemtsov <arik@wizery.com>
Signed-off-by: Luciano Coelho <coelho@ti.com>
  • Loading branch information
Arik Nemtsov authored and Luciano Coelho committed Apr 12, 2012
1 parent fa7930a commit 4a589a6
Show file tree
Hide file tree
Showing 3 changed files with 21 additions and 18 deletions.
14 changes: 14 additions & 0 deletions drivers/net/wireless/ti/wl12xx/main.c
Original file line number Diff line number Diff line change
Expand Up @@ -1291,6 +1291,19 @@ static struct wlcore_ops wl12xx_ops = {
.get_mac = wl12xx_get_mac,
};

static struct ieee80211_sta_ht_cap wl12xx_ht_cap = {
.cap = IEEE80211_HT_CAP_GRN_FLD | IEEE80211_HT_CAP_SGI_20 |
(1 << IEEE80211_HT_CAP_RX_STBC_SHIFT),
.ht_supported = true,
.ampdu_factor = IEEE80211_HT_MAX_AMPDU_8K,
.ampdu_density = IEEE80211_HT_MPDU_DENSITY_8,
.mcs = {
.rx_mask = { 0xff, 0, 0, 0, 0, 0, 0, 0, 0, 0, },
.rx_highest = cpu_to_le16(72),
.tx_params = IEEE80211_HT_MCS_TX_DEFINED,
},
};

static int __devinit wl12xx_probe(struct platform_device *pdev)
{
struct wl1271 *wl;
Expand All @@ -1313,6 +1326,7 @@ static int __devinit wl12xx_probe(struct platform_device *pdev)
wl->band_rate_to_idx = wl12xx_band_rate_to_idx;
wl->hw_tx_rate_tbl_size = WL12XX_CONF_HW_RXTX_RATE_MAX;
wl->hw_min_ht_rate = WL12XX_CONF_HW_RXTX_RATE_MCS0;
memcpy(&wl->ht_cap, &wl12xx_ht_cap, sizeof(wl12xx_ht_cap));
wl12xx_conf_init(wl);

return wlcore_probe(wl, pdev);
Expand Down
22 changes: 4 additions & 18 deletions drivers/net/wireless/ti/wlcore/main.c
Original file line number Diff line number Diff line change
Expand Up @@ -4256,29 +4256,12 @@ static struct ieee80211_channel wl1271_channels[] = {
{ .hw_value = 14, .center_freq = 2484, .max_power = 25 },
};

/* 11n STA capabilities */
#define HW_RX_HIGHEST_RATE 72

#define WL12XX_HT_CAP { \
.cap = IEEE80211_HT_CAP_GRN_FLD | IEEE80211_HT_CAP_SGI_20 | \
(1 << IEEE80211_HT_CAP_RX_STBC_SHIFT), \
.ht_supported = true, \
.ampdu_factor = IEEE80211_HT_MAX_AMPDU_8K, \
.ampdu_density = IEEE80211_HT_MPDU_DENSITY_8, \
.mcs = { \
.rx_mask = { 0xff, 0, 0, 0, 0, 0, 0, 0, 0, 0, }, \
.rx_highest = cpu_to_le16(HW_RX_HIGHEST_RATE), \
.tx_params = IEEE80211_HT_MCS_TX_DEFINED, \
}, \
}

/* can't be const, mac80211 writes to this */
static struct ieee80211_supported_band wl1271_band_2ghz = {
.channels = wl1271_channels,
.n_channels = ARRAY_SIZE(wl1271_channels),
.bitrates = wl1271_rates,
.n_bitrates = ARRAY_SIZE(wl1271_rates),
.ht_cap = WL12XX_HT_CAP,
};

/* 5 GHz data rates for WL1273 */
Expand Down Expand Up @@ -4352,7 +4335,6 @@ static struct ieee80211_supported_band wl1271_band_5ghz = {
.n_channels = ARRAY_SIZE(wl1271_channels_5ghz),
.bitrates = wl1271_rates_5ghz,
.n_bitrates = ARRAY_SIZE(wl1271_rates_5ghz),
.ht_cap = WL12XX_HT_CAP,
};

static const struct ieee80211_ops wl1271_ops = {
Expand Down Expand Up @@ -4729,8 +4711,12 @@ static int wl1271_init_ieee80211(struct wl1271 *wl)
*/
memcpy(&wl->bands[IEEE80211_BAND_2GHZ], &wl1271_band_2ghz,
sizeof(wl1271_band_2ghz));
memcpy(&wl->bands[IEEE80211_BAND_2GHZ].ht_cap, &wl->ht_cap,
sizeof(wl->ht_cap));
memcpy(&wl->bands[IEEE80211_BAND_5GHZ], &wl1271_band_5ghz,
sizeof(wl1271_band_5ghz));
memcpy(&wl->bands[IEEE80211_BAND_5GHZ].ht_cap, &wl->ht_cap,
sizeof(wl->ht_cap));

wl->hw->wiphy->bands[IEEE80211_BAND_2GHZ] =
&wl->bands[IEEE80211_BAND_2GHZ];
Expand Down
3 changes: 3 additions & 0 deletions drivers/net/wireless/ti/wlcore/wlcore.h
Original file line number Diff line number Diff line change
Expand Up @@ -342,6 +342,9 @@ struct wl1271 {

/* this HW rate and below are considered HT rates for this chip */
u8 hw_min_ht_rate;

/* HW HT (11n) capabilities */
struct ieee80211_sta_ht_cap ht_cap;
};

int __devinit wlcore_probe(struct wl1271 *wl, struct platform_device *pdev);
Expand Down

0 comments on commit 4a589a6

Please sign in to comment.