[PATCH 2/2] Staging: rtl8192u: r8192U_wx.c Code cleanup and code-style additions
Chaitanya Hazarey
c at 24.io
Wed May 28 23:21:19 UTC 2014
Please ignore this patch, there seems something wrong with it, will
resend with a new subject.
Thanks,
Chaitanya
On Wed, May 28, 2014 at 4:17 PM, Chaitanya Hazarey <c at 24.io> wrote:
> Removed dead code
> Deleted stray newlines
> Added newlines for better code readability
>
> Addressed the following errors:
>
> ERROR: do not use C99 // comments
> ERROR: need consistent spacing around '|' (ctx:VxW)
>
> Signed-off-by: Chaitanya Hazarey <c at 24.io>
> ---
> drivers/staging/rtl8192u/r8192U_wx.c | 155 +++++++++++++++++------------------
> 1 file changed, 76 insertions(+), 79 deletions(-)
>
> diff --git a/drivers/staging/rtl8192u/r8192U_wx.c b/drivers/staging/rtl8192u/r8192U_wx.c
> index 675a12d..ad9bc0b 100644
> --- a/drivers/staging/rtl8192u/r8192U_wx.c
> +++ b/drivers/staging/rtl8192u/r8192U_wx.c
> @@ -57,6 +57,7 @@ static int r8192_wx_get_rate(struct net_device *dev,
> union iwreq_data *wrqu, char *extra)
> {
> struct r8192_priv *priv = ieee80211_priv(dev);
> +
> return ieee80211_wx_get_rate(priv->ieee80211, info, wrqu, extra);
> }
>
> @@ -100,6 +101,7 @@ static int r8192_wx_get_rts(struct net_device *dev,
> union iwreq_data *wrqu, char *extra)
> {
> struct r8192_priv *priv = ieee80211_priv(dev);
> +
> return ieee80211_wx_get_rts(priv->ieee80211, info, wrqu, extra);
> }
>
> @@ -124,6 +126,7 @@ static int r8192_wx_get_power(struct net_device *dev,
> union iwreq_data *wrqu, char *extra)
> {
> struct r8192_priv *priv = ieee80211_priv(dev);
> +
> return ieee80211_wx_get_power(priv->ieee80211, info, wrqu, extra);
> }
>
> @@ -180,8 +183,8 @@ static int r8192_wx_set_crcmon(struct net_device *dev,
> priv->crcmon ? "accepted" : "rejected");
>
> if (prev != priv->crcmon && priv->up) {
> - //rtl8180_down(dev);
> - //rtl8180_up(dev);
> + /*rtl8180_down(dev);
> + rtl8180_up(dev); */
> }
>
> up(&priv->wx_sem);
> @@ -194,6 +197,7 @@ static int r8192_wx_set_mode(struct net_device *dev, struct iw_request_info *a,
> {
> struct r8192_priv *priv = ieee80211_priv(dev);
> int ret;
> +
> down(&priv->wx_sem);
>
> ret = ieee80211_wx_set_mode(priv->ieee80211, a, wrqu, b);
> @@ -249,15 +253,15 @@ static int rtl8180_wx_get_range(struct net_device *dev,
> /* ~5 Mb/s real (802.11b) */
> range->throughput = 5 * 1000 * 1000;
>
> - // TODO: Not used in 802.11b?
> -// range->min_nwid; /* Minimal NWID we are able to set */
> - // TODO: Not used in 802.11b?
> -// range->max_nwid; /* Maximal NWID we are able to set */
> + /* TODO: Not used in 802.11b? */
> + /*range->min_nwid; */ /* Minimal NWID we are able to set */
> + /* TODO: Not used in 802.11b? */
> + /*range->max_nwid; */ /* Maximal NWID we are able to set */
>
> /* Old Frequency (backward compat - moved lower ) */
> -// range->old_num_channels;
> -// range->old_num_frequency;
> -// range->old_freq[6]; /* Filler to keep "version" at the same offset */
> + /*range->old_num_channels; */
> + /*range->old_num_frequency; */
> + /*range->old_freq[6]; */ /* Filler to keep "version" at the same offset */
> if (priv->rf_set_sens != NULL)
> range->sensitivity = priv->max_sens; /* signal level threshold range */
>
> @@ -292,26 +296,26 @@ static int rtl8180_wx_get_range(struct net_device *dev,
> range->we_version_compiled = WIRELESS_EXT;
> range->we_version_source = 16;
>
> -// range->retry_capa; /* What retry options are supported */
> -// range->retry_flags; /* How to decode max/min retry limit */
> -// range->r_time_flags; /* How to decode max/min retry life */
> -// range->min_retry; /* Minimal number of retries */
> -// range->max_retry; /* Maximal number of retries */
> -// range->min_r_time; /* Minimal retry lifetime */
> -// range->max_r_time; /* Maximal retry lifetime */
> + /*range->retry_capa; */ /* What retry options are supported */
> + /*range->retry_flags; */ /* How to decode max/min retry limit */
> + /*range->r_time_flags; */ /* How to decode max/min retry life */
> + /*range->min_retry; */ /* Minimal number of retries */
> + /*range->max_retry; */ /* Maximal number of retries */
> + /*range->min_r_time; */ /* Minimal retry lifetime */
> + /*range->max_r_time; */ /* Maximal retry lifetime */
>
>
> for (i = 0, val = 0; i < 14; i++) {
>
> - // Include only legal frequencies for some countries
> + /* Include only legal frequencies for some countries */
> if ((GET_DOT11D_INFO(priv->ieee80211)->channel_map)[i+1]) {
> range->freq[val].i = i + 1;
> range->freq[val].m = ieee80211_wlan_frequencies[i] * 100000;
> range->freq[val].e = 1;
> val++;
> } else {
> - // FIXME: do we need to set anything for channels
> - // we don't use ?
> + /* FIXME: do we need to set anything for channels
> + we don't use ? */
> }
>
> if (val == IW_MAX_FREQUENCIES)
> @@ -341,10 +345,8 @@ static int r8192_wx_set_scan(struct net_device *dev, struct iw_request_info *a,
> if (wrqu->data.flags & IW_SCAN_THIS_ESSID) {
> struct iw_scan_req *req = (struct iw_scan_req *)b;
> if (req->essid_len) {
> - //printk("==**&*&*&**===>scan set ssid:%s\n", req->essid);
> ieee->current_network.ssid_len = req->essid_len;
> memcpy(ieee->current_network.ssid, req->essid, req->essid_len);
> - //printk("=====>network ssid:%s\n", ieee->current_network.ssid);
> }
> }
>
> @@ -386,6 +388,7 @@ static int r8192_wx_set_essid(struct net_device *dev,
> {
> struct r8192_priv *priv = ieee80211_priv(dev);
> int ret;
> +
> down(&priv->wx_sem);
>
> ret = ieee80211_wx_set_essid(priv->ieee80211, a, wrqu, b);
> @@ -434,6 +437,7 @@ static int r8192_wx_get_name(struct net_device *dev,
> union iwreq_data *wrqu, char *extra)
> {
> struct r8192_priv *priv = ieee80211_priv(dev);
> +
> return ieee80211_wx_get_name(priv->ieee80211, info, wrqu, extra);
> }
>
> @@ -480,7 +484,7 @@ static int r8192_wx_set_wap(struct net_device *dev,
>
> int ret;
> struct r8192_priv *priv = ieee80211_priv(dev);
> -// struct sockaddr *temp = (struct sockaddr *)awrq;
> +
> down(&priv->wx_sem);
>
> ret = ieee80211_wx_set_wap(priv->ieee80211, info, awrq, extra);
> @@ -519,11 +523,9 @@ static int r8192_wx_set_enc(struct net_device *dev,
> struct ieee80211_device *ieee = priv->ieee80211;
> int ret;
>
> - //u32 TargetContent;
> u32 hwkey[4] = {0, 0, 0, 0};
> u8 mask = 0xff;
> u32 key_idx = 0;
> - //u8 broadcast_addr[6] ={ 0xff,0xff,0xff,0xff,0xff,0xff};
> u8 zero_addr[4][6] = { {0x00, 0x00, 0x00, 0x00, 0x00, 0x00},
> {0x00, 0x00, 0x00, 0x00, 0x00, 0x01},
> {0x00, 0x00, 0x00, 0x00, 0x00, 0x02},
> @@ -542,7 +544,7 @@ static int r8192_wx_set_enc(struct net_device *dev,
>
>
>
> - //sometimes, the length is zero while we do not type key value
> + /* sometimes, the length is zero while we do not type key value */
> if (wrqu->encoding.length != 0) {
>
> for (i = 0; i < 4; i++) {
> @@ -584,12 +586,12 @@ static int r8192_wx_set_enc(struct net_device *dev,
> EnableHWSecurityConfig8192(dev);
>
> setKey(dev,
> - key_idx, //EntryNo
> - key_idx, //KeyIndex
> - KEY_TYPE_WEP40, //KeyType
> + key_idx, /* EntryNo */
> + key_idx, /* KeyIndex */
> + KEY_TYPE_WEP40, /* KeyType */
> zero_addr[key_idx],
> - 0, //DefaultKey
> - hwkey); //KeyContent
> + 0, /* DefaultKey */
> + hwkey); /* KeyContent */
>
> }
>
> @@ -598,12 +600,12 @@ static int r8192_wx_set_enc(struct net_device *dev,
> EnableHWSecurityConfig8192(dev);
>
> setKey(dev,
> - key_idx, //EntryNo
> - key_idx, //KeyIndex
> - KEY_TYPE_WEP104, //KeyType
> + key_idx, /* EntryNo */
> + key_idx, /* KeyIndex */
> + KEY_TYPE_WEP104, /* KeyType */
> zero_addr[key_idx],
> - 0, //DefaultKey
> - hwkey); //KeyContent
> + 0, /* DefaultKey */
> + hwkey); /* KeyContent */
>
> } else {
> printk("wrong type in WEP, not WEP40 and WEP104\n");
> @@ -703,7 +705,6 @@ static int r8192_wx_get_retry(struct net_device *dev,
> wrqu->retry.flags = IW_RETRY_LIMIT | IW_RETRY_MIN;
> wrqu->retry.value = priv->retry_data;
> }
> - //printk("returning %d",wrqu->retry.value);
>
>
> return 0;
> @@ -714,6 +715,7 @@ static int r8192_wx_get_sens(struct net_device *dev,
> union iwreq_data *wrqu, char *extra)
> {
> struct r8192_priv *priv = ieee80211_priv(dev);
> +
> if (priv->rf_set_sens == NULL)
> return -1; /* we have not this support for this radio */
> wrqu->sens.value = priv->sens;
> @@ -727,10 +729,9 @@ static int r8192_wx_set_sens(struct net_device *dev,
> {
>
> struct r8192_priv *priv = ieee80211_priv(dev);
> -
> short err = 0;
> +
> down(&priv->wx_sem);
> - //DMESG("attempt to set sensivity to %ddb",wrqu->sens.value);
> if (priv->rf_set_sens == NULL) {
> err = -1; /* we have not this support for this radio */
> goto exit;
> @@ -746,7 +747,7 @@ exit:
> return err;
> }
>
> -//hw security need to reorganized.
> +/* hw security need to reorganized. */
> static int r8192_wx_set_enc_ext(struct net_device *dev,
> struct iw_request_info *info,
> union iwreq_data *wrqu, char *extra)
> @@ -754,8 +755,6 @@ static int r8192_wx_set_enc_ext(struct net_device *dev,
> int ret = 0;
> struct r8192_priv *priv = ieee80211_priv(dev);
> struct ieee80211_device *ieee = priv->ieee80211;
> - //printk("===>%s()\n", __func__);
> -
>
> down(&priv->wx_sem);
> ret = ieee80211_wx_set_encode_ext(priv->ieee80211, info, wrqu, extra);
> @@ -768,10 +767,10 @@ static int r8192_wx_set_enc_ext(struct net_device *dev,
> struct iw_point *encoding = &wrqu->encoding;
> u8 idx = 0, alg = 0, group = 0;
> if ((encoding->flags & IW_ENCODE_DISABLED) || ext->alg == IW_ENCODE_ALG_NONE)
> - //none is not allowed to use hwsec WB 2008.07.01
> + /* none is not allowed to use hwsec WB 2008.07.01 */
> goto end_hw_sec;
>
> - // as IW_ENCODE_ALG_CCMP is defined to be 3 and KEY_TYPE_CCMP is defined to 4;
> + /* as IW_ENCODE_ALG_CCMP is defined to be 3 and KEY_TYPE_CCMP is defined to 4; */
> alg = (ext->alg == IW_ENCODE_ALG_CCMP)?KEY_TYPE_CCMP:ext->alg;
> idx = encoding->flags & IW_ENCODE_INDEX;
> if (idx)
> @@ -784,34 +783,34 @@ static int r8192_wx_set_enc_ext(struct net_device *dev,
> ieee->pairwise_key_type = alg;
> EnableHWSecurityConfig8192(dev);
> }
> - memcpy((u8 *)key, ext->key, 16); //we only get 16 bytes key.why? WB 2008.7.1
> + memcpy((u8 *)key, ext->key, 16); /* we only get 16 bytes key.why? WB 2008.7.1 */
>
> if ((alg & KEY_TYPE_WEP40) && (ieee->auth_mode != 2)) {
>
> setKey(dev,
> - idx,//EntryNo
> - idx, //KeyIndex
> - alg, //KeyType
> - zero, //MacAddr
> - 0, //DefaultKey
> - key); //KeyContent
> + idx,/* EntryNo */
> + idx, /* KeyIndex */
> + alg, /* KeyType */
> + zero, /* MacAddr */
> + 0, /* DefaultKey */
> + key); /* KeyContent */
> } else if (group) {
> ieee->group_key_type = alg;
> setKey(dev,
> - idx,//EntryNo
> - idx, //KeyIndex
> - alg, //KeyType
> - broadcast_addr, //MacAddr
> - 0, //DefaultKey
> - key); //KeyContent
> - } else {//pairwise key
> + idx,/* EntryNo */
> + idx, /* KeyIndex */
> + alg, /* KeyType */
> + broadcast_addr, /* MacAddr */
> + 0, /* DefaultKey */
> + key); /* KeyContent */
> + } else {/* pairwise key */
> setKey(dev,
> - 4,//EntryNo
> - idx, //KeyIndex
> - alg, //KeyType
> - (u8 *)ieee->ap_mac_addr, //MacAddr
> - 0, //DefaultKey
> - key); //KeyContent
> + 4,/* EntryNo */
> + idx, /* KeyIndex */
> + alg, /* KeyType */
> + (u8 *)ieee->ap_mac_addr, /* MacAddr */
> + 0, /* DefaultKey */
> + key); /* KeyContent */
> }
>
>
> @@ -828,8 +827,8 @@ static int r8192_wx_set_auth(struct net_device *dev,
> union iwreq_data *data, char *extra)
> {
> int ret = 0;
> - //printk("====>%s()\n", __func__);
> struct r8192_priv *priv = ieee80211_priv(dev);
> +
> down(&priv->wx_sem);
> ret = ieee80211_wx_set_auth(priv->ieee80211, info, &(data->param), extra);
> up(&priv->wx_sem);
> @@ -840,10 +839,9 @@ static int r8192_wx_set_mlme(struct net_device *dev,
> struct iw_request_info *info,
> union iwreq_data *wrqu, char *extra)
> {
> - //printk("====>%s()\n", __func__);
> -
> int ret = 0;
> struct r8192_priv *priv = ieee80211_priv(dev);
> +
> down(&priv->wx_sem);
> ret = ieee80211_wx_set_mlme(priv->ieee80211, info, wrqu, extra);
>
> @@ -855,13 +853,12 @@ static int r8192_wx_set_gen_ie(struct net_device *dev,
> struct iw_request_info *info,
> union iwreq_data *data, char *extra)
> {
> - //printk("====>%s(), len:%d\n", __func__, data->length);
> int ret = 0;
> struct r8192_priv *priv = ieee80211_priv(dev);
> +
> down(&priv->wx_sem);
> ret = ieee80211_wx_set_gen_ie(priv->ieee80211, extra, data->data.length);
> up(&priv->wx_sem);
> - //printk("<======%s(), ret:%d\n", __func__, ret);
> return ret;
>
>
> @@ -923,13 +920,13 @@ static iw_handler r8192_wx_handlers[] = {
> r8192_wx_get_power, /* SIOCGIWPOWER */
> NULL, /*---hole---*/
> NULL, /*---hole---*/
> - r8192_wx_set_gen_ie,//NULL, /* SIOCSIWGENIE */
> + r8192_wx_set_gen_ie,/*NULL, */ /* SIOCSIWGENIE */
> NULL, /* SIOCSIWGENIE */
>
> - r8192_wx_set_auth,//NULL, /* SIOCSIWAUTH */
> - NULL,//r8192_wx_get_auth,//NULL, /* SIOCSIWAUTH */
> + r8192_wx_set_auth,/*NULL, */ /* SIOCSIWAUTH */
> + NULL,/*r8192_wx_get_auth, NULL, */ /* SIOCSIWAUTH */
> r8192_wx_set_enc_ext, /* SIOCSIWENCODEEXT */
> - NULL,//r8192_wx_get_enc_ext,//NULL, /* SIOCSIWENCODEEXT */
> + NULL,/*r8192_wx_get_enc_ext, NULL, */ /* SIOCSIWENCODEEXT */
> NULL, /* SIOCSIWPMKSA */
> NULL, /*---hole---*/
>
> @@ -962,14 +959,14 @@ static const struct iw_priv_args r8192_private_args[] = {
>
>
> static iw_handler r8192_private_handler[] = {
> -// r8192_wx_set_monitor, /* SIOCIWFIRSTPRIV */
> + /*r8192_wx_set_monitor, */ /* SIOCIWFIRSTPRIV */
> r8192_wx_set_crcmon, /*SIOCIWSECONDPRIV*/
> -// r8192_wx_set_forceassociate,
> -// r8192_wx_set_beaconinterval,
> -// r8192_wx_set_monitor_type,
> + /*r8192_wx_set_forceassociate, */
> + /*r8192_wx_set_beaconinterval, */
> + /*r8192_wx_set_monitor_type, */
> r8192_wx_set_scan_type,
> r8192_wx_set_rawtx,
> - //r8192_wx_null,
> + /*r8192_wx_null, */
> r8192_wx_force_reset,
> };
>
> @@ -981,6 +978,7 @@ struct iw_statistics *r8192_get_wireless_stats(struct net_device *dev)
> int tmp_level = 0;
> int tmp_qual = 0;
> int tmp_noise = 0;
> +
> if (ieee->state < IEEE80211_LINKED) {
> wstats->qual.qual = 0;
> wstats->qual.level = 0;
> @@ -992,12 +990,11 @@ struct iw_statistics *r8192_get_wireless_stats(struct net_device *dev)
> tmp_level = (&ieee->current_network)->stats.rssi;
> tmp_qual = (&ieee->current_network)->stats.signal;
> tmp_noise = (&ieee->current_network)->stats.noise;
> - //printk("level:%d, qual:%d, noise:%d\n", tmp_level, tmp_qual, tmp_noise);
>
> wstats->qual.level = tmp_level;
> wstats->qual.qual = tmp_qual;
> wstats->qual.noise = tmp_noise;
> - wstats->qual.updated = IW_QUAL_ALL_UPDATED| IW_QUAL_DBM;
> + wstats->qual.updated = IW_QUAL_ALL_UPDATED | IW_QUAL_DBM;
> return wstats;
> }
>
> --
> 1.9.1
>
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