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path: root/drivers/staging/r8188eu/core/rtw_xmit.c
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Diffstat (limited to 'drivers/staging/r8188eu/core/rtw_xmit.c')
-rw-r--r--drivers/staging/r8188eu/core/rtw_xmit.c104
1 files changed, 52 insertions, 52 deletions
diff --git a/drivers/staging/r8188eu/core/rtw_xmit.c b/drivers/staging/r8188eu/core/rtw_xmit.c
index c2a550e7250e..3d8e9dea7651 100644
--- a/drivers/staging/r8188eu/core/rtw_xmit.c
+++ b/drivers/staging/r8188eu/core/rtw_xmit.c
@@ -52,8 +52,8 @@ s32 _rtw_init_xmit_priv(struct xmit_priv *pxmitpriv, struct adapter *padapter)
sema_init(&pxmitpriv->terminate_xmitthread_sema, 0);
/*
- Please insert all the queue initializaiton using rtw_init_queue below
- */
+ * Please insert all the queue initializaiton using rtw_init_queue below
+ */
pxmitpriv->adapter = padapter;
@@ -66,10 +66,10 @@ s32 _rtw_init_xmit_priv(struct xmit_priv *pxmitpriv, struct adapter *padapter)
rtw_init_queue(&pxmitpriv->free_xmit_queue);
/*
- Please allocate memory with the sz = (struct xmit_frame) * NR_XMITFRAME,
- and initialize free_xmit_frame below.
- Please also apply free_txobj to link_up all the xmit_frames...
- */
+ * Please allocate memory with the sz = (struct xmit_frame) * NR_XMITFRAME,
+ * and initialize free_xmit_frame below.
+ * Please also apply free_txobj to link_up all the xmit_frames...
+ */
pxmitpriv->pallocated_frame_buf = vzalloc(NR_XMITFRAME * sizeof(struct xmit_frame) + 4);
@@ -178,7 +178,12 @@ s32 _rtw_init_xmit_priv(struct xmit_priv *pxmitpriv, struct adapter *padapter)
pxmitpriv->free_xmit_extbuf_cnt = num_xmit_extbuf;
- rtw_alloc_hwxmits(padapter);
+ res = rtw_alloc_hwxmits(padapter);
+ if (res) {
+ res = _FAIL;
+ goto exit;
+ }
+
rtw_init_hwxmits(pxmitpriv->hwxmits, pxmitpriv->hwxmit_entry);
for (i = 0; i < 4; i++)
@@ -399,7 +404,7 @@ static void set_qos(struct pkt_file *ppktfile, struct pkt_attrib *pattrib)
pattrib->priority = user_prio;
pattrib->hdrlen = WLAN_HDR_A3_QOS_LEN;
- pattrib->subtype = WIFI_QOS_DATA_TYPE;
+ pattrib->subtype = IEEE80211_STYPE_QOS_DATA | IEEE80211_FTYPE_DATA;
}
static s32 update_attrib(struct adapter *padapter, struct sk_buff *pkt, struct pkt_attrib *pattrib)
@@ -448,14 +453,12 @@ static s32 update_attrib(struct adapter *padapter, struct sk_buff *pkt, struct p
_rtw_pktfile_read(&pktfile, &tmp[0], 24);
pattrib->dhcp_pkt = 0;
if (pktfile.pkt_len > 282) {/* MINIMUM_DHCP_PACKET_SIZE) { */
- if (ETH_P_IP == pattrib->ether_type) {/* IP header */
- if (((tmp[21] == 68) && (tmp[23] == 67)) ||
- ((tmp[21] == 67) && (tmp[23] == 68))) {
- /* 68 : UDP BOOTP client */
- /* 67 : UDP BOOTP server */
- /* Use low rate to send DHCP packet. */
- pattrib->dhcp_pkt = 1;
- }
+ if (((tmp[21] == 68) && (tmp[23] == 67)) ||
+ ((tmp[21] == 67) && (tmp[23] == 68))) {
+ /* 68 : UDP BOOTP client */
+ /* 67 : UDP BOOTP server */
+ /* Use low rate to send DHCP packet. */
+ pattrib->dhcp_pkt = 1;
}
}
}
@@ -497,7 +500,7 @@ static s32 update_attrib(struct adapter *padapter, struct sk_buff *pkt, struct p
pattrib->pkt_hdrlen = ETH_HLEN;/* pattrib->ether_type == 0x8100) ? (14 + 4): 14; vlan tag */
pattrib->hdrlen = WLAN_HDR_A3_LEN;
- pattrib->subtype = WIFI_DATA_TYPE;
+ pattrib->subtype = IEEE80211_FTYPE_DATA;
pattrib->priority = 0;
if (check_fwstate(pmlmepriv, WIFI_AP_STATE | WIFI_ADHOC_STATE | WIFI_ADHOC_MASTER_STATE)) {
@@ -642,7 +645,7 @@ static s32 xmitframe_addmic(struct adapter *padapter, struct xmit_frame *pxmitfr
payload = pframe;
for (curfragnum = 0; curfragnum < pattrib->nr_frags; curfragnum++) {
- payload = (u8 *)RND4((size_t)(payload));
+ payload = PTR_ALIGN(payload, 4);
payload = payload + pattrib->hdrlen + pattrib->iv_len;
if ((curfragnum + 1) == pattrib->nr_frags) {
@@ -696,13 +699,13 @@ s32 rtw_make_wlanhdr(struct adapter *padapter, u8 *hdr, struct pkt_attrib *pattr
{
u16 *qc;
- struct rtw_ieee80211_hdr *pwlanhdr = (struct rtw_ieee80211_hdr *)hdr;
+ struct ieee80211_hdr *pwlanhdr = (struct ieee80211_hdr *)hdr;
struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
struct qos_priv *pqospriv = &pmlmepriv->qospriv;
u8 qos_option = false;
int res = _SUCCESS;
- __le16 *fctrl = &pwlanhdr->frame_ctl;
+ __le16 *fctrl = &pwlanhdr->frame_control;
struct sta_info *psta;
@@ -717,7 +720,7 @@ s32 rtw_make_wlanhdr(struct adapter *padapter, u8 *hdr, struct pkt_attrib *pattr
SetFrameSubType(fctrl, pattrib->subtype);
- if (pattrib->subtype & WIFI_DATA_TYPE) {
+ if (pattrib->subtype & IEEE80211_FTYPE_DATA) {
if (check_fwstate(pmlmepriv, WIFI_STATION_STATE)) {
/* to_ds = 1, fr_ds = 0; */
/* Data transfer to AP */
@@ -853,22 +856,19 @@ s32 rtw_txframes_sta_ac_pending(struct adapter *padapter, struct pkt_attrib *pat
}
/*
-
-This sub-routine will perform all the following:
-
-1. remove 802.3 header.
-2. create wlan_header, based on the info in pxmitframe
-3. append sta's iv/ext-iv
-4. append LLC
-5. move frag chunk from pframe to pxmitframe->mem
-6. apply sw-encrypt, if necessary.
-
-*/
+ * This sub-routine will perform all the following:
+ *
+ * 1. remove 802.3 header.
+ * 2. create wlan_header, based on the info in pxmitframe
+ * 3. append sta's iv/ext-iv
+ * 4. append LLC
+ * 5. move frag chunk from pframe to pxmitframe->mem
+ * 6. apply sw-encrypt, if necessary.
+ */
s32 rtw_xmitframe_coalesce(struct adapter *padapter, struct sk_buff *pkt, struct xmit_frame *pxmitframe)
{
struct pkt_file pktfile;
s32 frg_inx, frg_len, mpdu_len, llc_sz, mem_sz;
- size_t addr;
u8 *pframe, *mem_start;
u8 hw_hdr_offset;
struct sta_info *psta;
@@ -985,9 +985,7 @@ s32 rtw_xmitframe_coalesce(struct adapter *padapter, struct sk_buff *pkt, struct
break;
}
- addr = (size_t)(pframe);
-
- mem_start = (unsigned char *)RND4(addr) + hw_hdr_offset;
+ mem_start = PTR_ALIGN(pframe, 4) + hw_hdr_offset;
memcpy(mem_start, pbuf_start + hw_hdr_offset, pattrib->hdrlen);
}
@@ -1210,24 +1208,22 @@ s32 rtw_free_xmitbuf(struct xmit_priv *pxmitpriv, struct xmit_buf *pxmitbuf)
}
/*
-Calling context:
-1. OS_TXENTRY
-2. RXENTRY (rx_thread or RX_ISR/RX_CallBack)
-
-If we turn on USE_RXTHREAD, then, no need for critical section.
-Otherwise, we must use _enter/_exit critical to protect free_xmit_queue...
-
-Must be very very cautious...
-
-*/
-
+ * Calling context:
+ * 1. OS_TXENTRY
+ * 2. RXENTRY (rx_thread or RX_ISR/RX_CallBack)
+ *
+ * If we turn on USE_RXTHREAD, then, no need for critical section.
+ * Otherwise, we must use _enter/_exit critical to protect free_xmit_queue...
+ *
+ * Must be very very cautious...
+ */
struct xmit_frame *rtw_alloc_xmitframe(struct xmit_priv *pxmitpriv)/* _queue *pfree_xmit_queue) */
{
/*
- Please remember to use all the osdep_service api,
- and lock/unlock or _enter/_exit critical to protect
- pfree_xmit_queue
- */
+ * Please remember to use all the osdep_service api,
+ * and lock/unlock or _enter/_exit critical to protect
+ * pfree_xmit_queue
+ */
struct xmit_frame *pxframe = NULL;
struct list_head *plist, *phead;
@@ -1474,7 +1470,7 @@ exit:
return res;
}
-void rtw_alloc_hwxmits(struct adapter *padapter)
+int rtw_alloc_hwxmits(struct adapter *padapter)
{
struct hw_xmit *hwxmits;
struct xmit_priv *pxmitpriv = &padapter->xmitpriv;
@@ -1482,6 +1478,8 @@ void rtw_alloc_hwxmits(struct adapter *padapter)
pxmitpriv->hwxmit_entry = HWXMIT_ENTRY;
pxmitpriv->hwxmits = kzalloc(sizeof(struct hw_xmit) * pxmitpriv->hwxmit_entry, GFP_KERNEL);
+ if (!pxmitpriv->hwxmits)
+ return -ENOMEM;
hwxmits = pxmitpriv->hwxmits;
@@ -1498,6 +1496,8 @@ void rtw_alloc_hwxmits(struct adapter *padapter)
hwxmits[3] .sta_queue = &pxmitpriv->bk_pending;
} else {
}
+
+ return 0;
}
void rtw_free_hwxmits(struct adapter *padapter)
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.