These changes are the raw update to linux-4.4.6-rt14. Kernel sources
[kvmfornfv.git] / kernel / drivers / staging / rtl8712 / rtl8712_xmit.c
index a3093ac..b21a60e 100644 (file)
@@ -96,13 +96,13 @@ static u32 get_ff_hwaddr(struct xmit_frame *pxmitframe)
        u32 addr = 0;
        struct pkt_attrib *pattrib = &pxmitframe->attrib;
        struct _adapter *padapter = pxmitframe->padapter;
-       struct dvobj_priv *pdvobj = (struct dvobj_priv *)&padapter->dvobjpriv;
+       struct dvobj_priv *pdvobj = &padapter->dvobjpriv;
 
-       if (pxmitframe->frame_tag == TXAGG_FRAMETAG)
+       if (pxmitframe->frame_tag == TXAGG_FRAMETAG) {
                addr = RTL8712_DMA_H2CCMD;
-       else if (pxmitframe->frame_tag == MGNT_FRAMETAG)
+       } else if (pxmitframe->frame_tag == MGNT_FRAMETAG) {
                addr = RTL8712_DMA_MGTQ;
-       else if (pdvobj->nr_endpoint == 6) {
+       else if (pdvobj->nr_endpoint == 6) {
                switch (pattrib->priority) {
                case 0:
                case 3:
@@ -168,7 +168,7 @@ static struct xmit_frame *dequeue_one_xmitframe(struct xmit_priv *pxmitpriv,
 
        xmitframe_phead = &pframe_queue->queue;
        xmitframe_plist = xmitframe_phead->next;
-       if ((end_of_queue_search(xmitframe_phead, xmitframe_plist)) == false) {
+       if (!end_of_queue_search(xmitframe_phead, xmitframe_plist)) {
                pxmitframe = LIST_CONTAINOR(xmitframe_plist,
                             struct xmit_frame, list);
                list_del_init(&pxmitframe->list);
@@ -188,7 +188,7 @@ static struct xmit_frame *dequeue_xframe_ex(struct xmit_priv *pxmitpriv,
        struct  __queue *pframe_queue = NULL;
        struct  xmit_frame *pxmitframe = NULL;
        int i, inx[4];
-       int j, tmp, acirp_cnt[4];
+       int j, acirp_cnt[4];
 
        /*entry indx: 0->vo, 1->vi, 2->be, 3->bk.*/
        inx[0] = 0; acirp_cnt[0] = pxmitpriv->voq_cnt;
@@ -198,12 +198,8 @@ static struct xmit_frame *dequeue_xframe_ex(struct xmit_priv *pxmitpriv,
        for (i = 0; i < 4; i++) {
                for (j = i + 1; j < 4; j++) {
                        if (acirp_cnt[j] < acirp_cnt[i]) {
-                               tmp = acirp_cnt[i];
-                               acirp_cnt[i] = acirp_cnt[j];
-                               acirp_cnt[j] = tmp;
-                               tmp = inx[i];
-                               inx[i] = inx[j];
-                               inx[j] = tmp;
+                               swap(acirp_cnt[i], acirp_cnt[j]);
+                               swap(inx[i], inx[j]);
                        }
                }
        }
@@ -212,7 +208,7 @@ static struct xmit_frame *dequeue_xframe_ex(struct xmit_priv *pxmitpriv,
                phwxmit = phwxmit_i + inx[i];
                sta_phead = &phwxmit->sta_queue->queue;
                sta_plist = sta_phead->next;
-               while ((end_of_queue_search(sta_phead, sta_plist)) == false) {
+               while (!end_of_queue_search(sta_phead, sta_plist)) {
                        ptxservq = LIST_CONTAINOR(sta_plist, struct tx_servq,
                                  tx_pending);
                        pframe_queue = &ptxservq->sta_pending;
@@ -241,11 +237,11 @@ void r8712_do_queue_select(struct _adapter *padapter,
                           struct pkt_attrib *pattrib)
 {
        unsigned int qsel = 0;
-       struct dvobj_priv *pdvobj = (struct dvobj_priv *)&padapter->dvobjpriv;
+       struct dvobj_priv *pdvobj = &padapter->dvobjpriv;
 
-       if (pdvobj->nr_endpoint == 6)
+       if (pdvobj->nr_endpoint == 6) {
                qsel = (unsigned int) pattrib->priority;
-       else if (pdvobj->nr_endpoint == 4) {
+       else if (pdvobj->nr_endpoint == 4) {
                qsel = (unsigned int) pattrib->priority;
                if (qsel == 0 || qsel == 3)
                        qsel = 3;
@@ -268,13 +264,14 @@ u8 r8712_construct_txaggr_cmd_desc(struct xmit_buf *pxmitbuf)
 
        /* Fill up TxCmd Descriptor according as USB FW Tx Aaggregation info.*/
        /* dw0 */
-       ptx_desc->txdw0 = cpu_to_le32(CMD_HDR_SZ&0xffff);
+       ptx_desc->txdw0 = cpu_to_le32(CMD_HDR_SZ & 0xffff);
        ptx_desc->txdw0 |=
-               cpu_to_le32(((TXDESC_SIZE+OFFSET_SZ)<<OFFSET_SHT)&0x00ff0000);
+               cpu_to_le32(((TXDESC_SIZE + OFFSET_SZ) << OFFSET_SHT) &
+                           0x00ff0000);
        ptx_desc->txdw0 |= cpu_to_le32(OWN | FSG | LSG);
 
        /* dw1 */
-       ptx_desc->txdw1 |= cpu_to_le32((0x13<<QSEL_SHT)&0x00001f00);
+       ptx_desc->txdw1 |= cpu_to_le32((0x13 << QSEL_SHT) & 0x00001f00);
 
        return _SUCCESS;
 }
@@ -326,12 +323,14 @@ u8 r8712_append_mpdu_unit(struct xmit_buf *pxmitbuf,
                int i;
 
                for (i = 0; i < padding_sz; i++)
-                       *(pxmitframe->buf_addr+TXDESC_SIZE+last_txcmdsz+i) = 0;
+                       *(pxmitframe->buf_addr + TXDESC_SIZE + last_txcmdsz +
+                         i) = 0;
        }
        /* Add the new mpdu's length */
-       ptx_desc->txdw0 = cpu_to_le32((ptx_desc->txdw0&0xffff0000) |
-               ((ptx_desc->txdw0&0x0000ffff)+
-                       ((TXDESC_SIZE+last_txcmdsz+padding_sz)&0x0000ffff)));
+       ptx_desc->txdw0 = cpu_to_le32((ptx_desc->txdw0 & 0xffff0000) |
+               ((ptx_desc->txdw0 & 0x0000ffff) +
+                       ((TXDESC_SIZE + last_txcmdsz + padding_sz) &
+                        0x0000ffff)));
 
        return _SUCCESS;
 }
@@ -340,12 +339,12 @@ u8 r8712_append_mpdu_unit(struct xmit_buf *pxmitbuf,
 u8 r8712_xmitframe_aggr_1st(struct xmit_buf *pxmitbuf,
                        struct xmit_frame *pxmitframe)
 {
-       /* linux complete context doesnt need to protect */
+       /* linux complete context doesn't need to protect */
        pxmitframe->pxmitbuf = pxmitbuf;
        pxmitbuf->priv_data = pxmitframe;
        pxmitframe->pxmit_urb[0] = pxmitbuf->pxmit_urb[0];
        /* buffer addr assoc */
-       pxmitframe->buf_addr = pxmitbuf->pbuf+TXDESC_SIZE+CMD_HDR_SZ;
+       pxmitframe->buf_addr = pxmitbuf->pbuf + TXDESC_SIZE + CMD_HDR_SZ;
        /*RTL8712_DMA_H2CCMD */
        r8712_construct_txaggr_cmd_desc(pxmitbuf);
        r8712_construct_txaggr_cmd_hdr(pxmitbuf);
@@ -378,37 +377,40 @@ u8 r8712_dump_aggr_xframe(struct xmit_buf *pxmitbuf,
                        struct xmit_frame *pxmitframe)
 {
        struct _adapter *padapter = pxmitframe->padapter;
-       struct dvobj_priv *pdvobj = (struct dvobj_priv *) &padapter->dvobjpriv;
-       struct tx_desc *ptxdesc = (struct tx_desc *)pxmitbuf->pbuf;
+       struct dvobj_priv *pdvobj = &padapter->dvobjpriv;
+       struct tx_desc *ptxdesc = pxmitbuf->pbuf;
        struct cmd_hdr *pcmd_hdr = (struct cmd_hdr *)
                (pxmitbuf->pbuf + TXDESC_SIZE);
        u16 total_length = (u16) (ptxdesc->txdw0 & 0xffff);
 
        /* use 1st xmitframe as media */
        xmitframe_xmitbuf_attach(pxmitframe, pxmitbuf);
-       pcmd_hdr->cmd_dw0 = cpu_to_le32(((total_length-CMD_HDR_SZ)&0x0000ffff)|
-                                       (pcmd_hdr->cmd_dw0&0xffff0000));
+       pcmd_hdr->cmd_dw0 = cpu_to_le32(((total_length - CMD_HDR_SZ) &
+                                        0x0000ffff) | (pcmd_hdr->cmd_dw0 &
+                                                       0xffff0000));
 
        /* urb length in cmd_dw1 */
        pcmd_hdr->cmd_dw1 = cpu_to_le32((pxmitbuf->aggr_nr & 0xff)|
-                                       ((total_length+TXDESC_SIZE) << 16));
+                                       ((total_length + TXDESC_SIZE) << 16));
        pxmitframe->last[0] = 1;
        pxmitframe->bpending[0] = false;
        pxmitframe->mem_addr = pxmitbuf->pbuf;
 
-       if ((pdvobj->ishighspeed && ((total_length+TXDESC_SIZE)%0x200) == 0) ||
-               ((!pdvobj->ishighspeed &&
-                       ((total_length+TXDESC_SIZE)%0x40) == 0))) {
+       if ((pdvobj->ishighspeed && ((total_length + TXDESC_SIZE) % 0x200) ==
+            0) || ((!pdvobj->ishighspeed && ((total_length + TXDESC_SIZE) %
+                                             0x40) == 0))) {
                ptxdesc->txdw0 |= cpu_to_le32
-                       (((TXDESC_SIZE+OFFSET_SZ+8)<<OFFSET_SHT)&0x00ff0000);
+                       (((TXDESC_SIZE + OFFSET_SZ + 8) << OFFSET_SHT) &
+                        0x00ff0000);
                /*32 bytes for TX Desc + 8 bytes pending*/
        } else {
                ptxdesc->txdw0 |= cpu_to_le32
-                       (((TXDESC_SIZE+OFFSET_SZ)<<OFFSET_SHT)&0x00ff0000);
+                       (((TXDESC_SIZE + OFFSET_SZ) << OFFSET_SHT) &
+                        0x00ff0000);
                /*default = 32 bytes for TX Desc*/
        }
        r8712_write_port(pxmitframe->padapter, RTL8712_DMA_H2CCMD,
-                       total_length+TXDESC_SIZE, (u8 *)pxmitframe);
+                       total_length + TXDESC_SIZE, (u8 *)pxmitframe);
 
        return _SUCCESS;
 }
@@ -424,9 +426,9 @@ static void update_txdesc(struct xmit_frame *pxmitframe, uint *pmem, int sz)
        struct security_priv *psecuritypriv = &padapter->securitypriv;
        struct pkt_attrib *pattrib = &pxmitframe->attrib;
        struct tx_desc *ptxdesc = (struct tx_desc *)pmem;
-       struct dvobj_priv *pdvobj = (struct dvobj_priv *)&padapter->dvobjpriv;
+       struct dvobj_priv *pdvobj = &padapter->dvobjpriv;
 #ifdef CONFIG_R8712_TX_AGGR
-       struct cmd_priv *pcmdpriv = (struct cmd_priv *)&padapter->cmdpriv;
+       struct cmd_priv *pcmdpriv = &padapter->cmdpriv;
 #endif
        u8 blnSetTxDescOffset;
        sint bmcst = IS_MCAST(pattrib->ra);
@@ -436,7 +438,7 @@ static void update_txdesc(struct xmit_frame *pxmitframe, uint *pmem, int sz)
        memcpy(&txdesc_mp, ptxdesc, sizeof(struct tx_desc));
        memset(ptxdesc, 0, sizeof(struct tx_desc));
        /* offset 0 */
-       ptxdesc->txdw0 |= cpu_to_le32(sz&0x0000ffff);
+       ptxdesc->txdw0 |= cpu_to_le32(sz & 0x0000ffff);
        if (pdvobj->ishighspeed) {
                if (((sz + TXDESC_SIZE) % 512) == 0)
                        blnSetTxDescOffset = 1;
@@ -450,42 +452,42 @@ static void update_txdesc(struct xmit_frame *pxmitframe, uint *pmem, int sz)
        }
        if (blnSetTxDescOffset) {
                /* 32 bytes for TX Desc + 8 bytes pending */
-               ptxdesc->txdw0 |= cpu_to_le32(((TXDESC_SIZE+OFFSET_SZ + 8) <<
+               ptxdesc->txdw0 |= cpu_to_le32(((TXDESC_SIZE + OFFSET_SZ + 8) <<
                              OFFSET_SHT) & 0x00ff0000);
        } else {
                /* default = 32 bytes for TX Desc */
-               ptxdesc->txdw0 |= cpu_to_le32(((TXDESC_SIZE+OFFSET_SZ) <<
+               ptxdesc->txdw0 |= cpu_to_le32(((TXDESC_SIZE + OFFSET_SZ) <<
                                  OFFSET_SHT) & 0x00ff0000);
        }
        ptxdesc->txdw0 |= cpu_to_le32(OWN | FSG | LSG);
        if (pxmitframe->frame_tag == DATA_FRAMETAG) {
                /* offset 4 */
-               ptxdesc->txdw1 |= cpu_to_le32((pattrib->mac_id)&0x1f);
+               ptxdesc->txdw1 |= cpu_to_le32((pattrib->mac_id) & 0x1f);
 
 #ifdef CONFIG_R8712_TX_AGGR
                /* dirty workaround, need to check if it is aggr cmd. */
                if ((u8 *)pmem != (u8 *)pxmitframe->pxmitbuf->pbuf) {
                        ptxdesc->txdw0 |= cpu_to_le32
-                               ((0x3 << TYPE_SHT)&TYPE_MSK);
+                               ((0x3 << TYPE_SHT) & TYPE_MSK);
                        qsel = (uint)(pattrib->qsel & 0x0000001f);
                        if (qsel == 2)
                                qsel = 0;
                        ptxdesc->txdw1 |= cpu_to_le32
                                ((qsel << QSEL_SHT) & 0x00001f00);
                        ptxdesc->txdw2 = cpu_to_le32
-                               ((qsel << RTS_RC_SHT)&0x001f0000);
+                               ((qsel << RTS_RC_SHT) & 0x001f0000);
                        ptxdesc->txdw6 |= cpu_to_le32
-                               ((0x5 << RSVD6_SHT)&RSVD6_MSK);
+                               ((0x5 << RSVD6_SHT) & RSVD6_MSK);
                } else {
                        ptxdesc->txdw0 |= cpu_to_le32
-                               ((0x3 << TYPE_SHT)&TYPE_MSK);
+                               ((0x3 << TYPE_SHT) & TYPE_MSK);
                        ptxdesc->txdw1 |= cpu_to_le32
                                ((0x13 << QSEL_SHT) & 0x00001f00);
                        qsel = (uint)(pattrib->qsel & 0x0000001f);
                        if (qsel == 2)
                                qsel = 0;
                        ptxdesc->txdw2 = cpu_to_le32
-                               ((qsel << RTS_RC_SHT)&0x0001f000);
+                               ((qsel << RTS_RC_SHT) & 0x0001f000);
                        ptxdesc->txdw7 |= cpu_to_le32
                                (pcmdpriv->cmd_seq << 24);
                        pcmdpriv->cmd_seq++;
@@ -597,7 +599,7 @@ static void update_txdesc(struct xmit_frame *pxmitframe, uint *pmem, int sz)
                ptxdesc->txdw1 |= cpu_to_le32((qsel << QSEL_SHT) & 0x00001f00);
        } else {
                /* offset 4 */
-               qsel = (uint)(pattrib->priority&0x0000001f);
+               qsel = (uint)(pattrib->priority & 0x0000001f);
                ptxdesc->txdw1 |= cpu_to_le32((qsel << QSEL_SHT) & 0x00001f00);
                /*offset 8*/
                /*offset 12*/