1 /******************************************************************************
2 *
3 * Copyright(c) 2007 - 2017 Realtek Corporation.
4 *
5 * This program is free software; you can redistribute it and/or modify it
6 * under the terms of version 2 of the GNU General Public License as
7 * published by the Free Software Foundation.
8 *
9 * This program is distributed in the hope that it will be useful, but WITHOUT
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
12 * more details.
13 *
14 *****************************************************************************/
15 #define _USB_OPS_C_
16
17 #include <rtl8188f_hal.h>
18
19 #ifdef CONFIG_SUPPORT_USB_INT
interrupt_handler_8188fu(_adapter * padapter,u16 pkt_len,u8 * pbuf)20 void interrupt_handler_8188fu(_adapter *padapter, u16 pkt_len, u8 *pbuf)
21 {
22 HAL_DATA_TYPE *pHalData = GET_HAL_DATA(padapter);
23 struct reportpwrstate_parm pwr_rpt;
24
25 if (pkt_len != INTERRUPT_MSG_FORMAT_LEN) {
26 RTW_INFO("%s Invalid interrupt content length (%d)!\n", __func__, pkt_len);
27 return;
28 }
29
30 /* HISR */
31 _rtw_memcpy(&(pHalData->IntArray[0]), &(pbuf[USB_INTR_CONTENT_HISR_OFFSET]), 4);
32 _rtw_memcpy(&(pHalData->IntArray[1]), &(pbuf[USB_INTR_CONTENT_HISRE_OFFSET]), 4);
33
34 #if 0 /*DBG */
35 {
36 u32 hisr = 0 , hisr_ex = 0;
37
38 _rtw_memcpy(&hisr, &(pHalData->IntArray[0]), 4);
39 hisr = le32_to_cpu(hisr);
40
41 _rtw_memcpy(&hisr_ex, &(pHalData->IntArray[1]), 4);
42 hisr_ex = le32_to_cpu(hisr_ex);
43
44 if ((hisr != 0) || (hisr_ex != 0))
45 RTW_INFO("===> %s hisr:0x%08x ,hisr_ex:0x%08x\n", __func__, hisr, hisr_ex);
46 }
47 #endif
48
49
50 #ifdef CONFIG_LPS_LCLK
51 if (pHalData->IntArray[0] & IMR_CPWM_88E) {
52 _rtw_memcpy(&pwr_rpt.state, &(pbuf[USB_INTR_CONTENT_CPWM1_OFFSET]), 1);
53 /*_rtw_memcpy(&pwr_rpt.state2, &(pbuf[USB_INTR_CONTENT_CPWM2_OFFSET]), 1); */
54
55 /*88e's cpwm value only change BIT0, so driver need to add PS_STATE_S2 for LPS flow. */
56 pwr_rpt.state |= PS_STATE_S2;
57 _set_workitem(&(adapter_to_pwrctl(padapter)->cpwm_event));
58 }
59 #endif/*CONFIG_LPS_LCLK */
60
61 #ifdef CONFIG_INTERRUPT_BASED_TXBCN
62 #ifdef CONFIG_INTERRUPT_BASED_TXBCN_EARLY_INT
63 if (pHalData->IntArray[0] & IMR_BCNDMAINT0_8188F)/*only for BCN_0*/
64 /* suspect code indent for conditional statements */
65 #endif
66 #ifdef CONFIG_INTERRUPT_BASED_TXBCN_BCN_OK_ERR
67 if (pHalData->IntArray[0] & (IMR_TBDER_88E | IMR_TBDOK_88E))
68 /* suspect code indent for conditional statements */
69 #endif
70 {
71 #if 0
72 if (pHalData->IntArray[0] & IMR_BCNDMAINT0_88E)
73 RTW_INFO("%s: HISR_BCNERLY_INT\n", __func__);
74 if (pHalData->IntArray[0] & IMR_TBDOK_88E)
75 RTW_INFO("%s: HISR_TXBCNOK\n", __func__);
76 if (pHalData->IntArray[0] & IMR_TBDER_88E)
77 RTW_INFO("%s: HISR_TXBCNERR\n", __func__);
78 #endif
79 rtw_mi_set_tx_beacon_cmd(padapter);
80 }
81 #endif /*CONFIG_INTERRUPT_BASED_TXBCN */
82
83
84
85
86 #ifdef DBG_CONFIG_ERROR_DETECT_INT
87 if (pHalData->IntArray[1] & IMR_TXERR_8188F)
88 RTW_INFO("===> %s Tx Error Flag Interrupt Status\n", __func__);
89 if (pHalData->IntArray[1] & IMR_RXERR_8188F)
90 RTW_INFO("===> %s Rx Error Flag INT Status\n", __func__);
91 if (pHalData->IntArray[1] & IMR_TXFOVW_8188F)
92 RTW_INFO("===> %s Transmit FIFO Overflow\n", __func__);
93 if (pHalData->IntArray[1] & IMR_RXFOVW_8188F)
94 RTW_INFO("===> %s Receive FIFO Overflow\n", __func__);
95 #endif/*DBG_CONFIG_ERROR_DETECT_INT */
96
97 #ifdef CONFIG_FW_C2H_REG
98 /* C2H Event */
99 if (pbuf[0] != 0)
100 usb_c2h_hisr_hdl(padapter, pbuf);
101 #endif
102 }
103 #endif
104
recvbuf2recvframe(PADAPTER padapter,void * ptr)105 int recvbuf2recvframe(PADAPTER padapter, void *ptr)
106 {
107 u8 *pbuf;
108 u8 pkt_cnt = 0;
109 u32 pkt_offset;
110 s32 transfer_len;
111 u8 *pdata;
112 union recv_frame *precvframe = NULL;
113 struct rx_pkt_attrib *pattrib = NULL;
114 PHAL_DATA_TYPE pHalData;
115 struct recv_priv *precvpriv;
116 _queue *pfree_recv_queue;
117 _pkt *pskb;
118
119
120 pHalData = GET_HAL_DATA(padapter);
121 precvpriv = &padapter->recvpriv;
122 pfree_recv_queue = &precvpriv->free_recv_queue;
123
124 #ifdef CONFIG_USE_USB_BUFFER_ALLOC_RX
125 pskb = NULL;
126 transfer_len = (s32)((struct recv_buf *)ptr)->transfer_len;
127 pbuf = ((struct recv_buf *)ptr)->pbuf;
128 #else /* !CONFIG_USE_USB_BUFFER_ALLOC_RX */
129 pskb = (_pkt *)ptr;
130 transfer_len = (s32)pskb->len;
131 pbuf = pskb->data;
132 #endif /* !CONFIG_USE_USB_BUFFER_ALLOC_RX */
133
134 #ifdef CONFIG_USB_RX_AGGREGATION
135 pkt_cnt = GET_RX_STATUS_DESC_USB_AGG_PKTNUM_8188F(pbuf);
136 #endif
137
138 do {
139 precvframe = rtw_alloc_recvframe(pfree_recv_queue);
140 if (precvframe == NULL) {
141 RTW_INFO("%s: rtw_alloc_recvframe() failed! RX Drop!\n", __func__);
142 goto _exit_recvbuf2recvframe;
143 }
144
145 if (transfer_len > 1500)
146 _rtw_init_listhead(&precvframe->u.hdr.list);
147 precvframe->u.hdr.precvbuf = NULL; /*can't access the precvbuf for new arch. */
148 precvframe->u.hdr.len = 0;
149
150 rtl8188f_query_rx_desc_status(precvframe, pbuf);
151
152 pattrib = &precvframe->u.hdr.attrib;
153
154 if ((padapter->registrypriv.mp_mode == 0)
155 && ((pattrib->crc_err) || (pattrib->icv_err))) {
156 RTW_INFO("%s: RX Warning! crc_err=%d icv_err=%d, skip!\n",
157 __func__, pattrib->crc_err, pattrib->icv_err);
158
159 rtw_free_recvframe(precvframe, pfree_recv_queue);
160 goto _exit_recvbuf2recvframe;
161 }
162
163 pkt_offset = RXDESC_SIZE + pattrib->drvinfo_sz + pattrib->shift_sz + pattrib->pkt_len;
164 if ((pattrib->pkt_len <= 0) || (pkt_offset > transfer_len)) {
165 RTW_INFO("%s: RX Error! pkt_len=%d pkt_offset=%d transfer_len=%d\n",
166 __func__, pattrib->pkt_len, pkt_offset, transfer_len);
167
168 rtw_free_recvframe(precvframe, pfree_recv_queue);
169 goto _exit_recvbuf2recvframe;
170 }
171
172 #ifdef CONFIG_RX_PACKET_APPEND_FCS
173 if (check_fwstate(&padapter->mlmepriv, WIFI_MONITOR_STATE) == _FALSE)
174 if ((pattrib->pkt_rpt_type == NORMAL_RX) && rtw_hal_rcr_check(padapter, RCR_APPFCS))
175 pattrib->pkt_len -= IEEE80211_FCS_LEN;
176 #endif
177
178 pdata = pbuf + RXDESC_SIZE + pattrib->drvinfo_sz + pattrib->shift_sz;
179 if (rtw_os_alloc_recvframe(padapter, precvframe, pdata, pskb) == _FAIL) {
180 RTW_INFO("%s: RX Error! rtw_os_alloc_recvframe FAIL!\n", __func__);
181
182 rtw_free_recvframe(precvframe, pfree_recv_queue);
183 goto _exit_recvbuf2recvframe;
184 }
185
186 recvframe_put(precvframe, pattrib->pkt_len);
187
188 if (pattrib->pkt_rpt_type == NORMAL_RX)
189 pre_recv_entry(precvframe, pattrib->physt ? (pbuf + RXDESC_OFFSET) : NULL);
190 else {
191 #ifdef CONFIG_FW_C2H_PKT
192 if (pattrib->pkt_rpt_type == C2H_PACKET)
193 rtw_hal_c2h_pkt_pre_hdl(padapter, precvframe->u.hdr.rx_data, pattrib->pkt_len);
194 else {
195 RTW_INFO("%s: [WARNNING] RX type(%d) not be handled!\n",
196 __func__, pattrib->pkt_rpt_type);
197 }
198 #endif /* CONFIG_FW_C2H_PKT */
199 rtw_free_recvframe(precvframe, pfree_recv_queue);
200 }
201
202 #ifdef CONFIG_USB_RX_AGGREGATION
203 /* jaguar 8-byte alignment */
204 pkt_offset = (u16)_RND8(pkt_offset);
205 pkt_cnt--;
206 pbuf += pkt_offset;
207 #endif
208 transfer_len -= pkt_offset;
209 precvframe = NULL;
210 } while (transfer_len > 0);
211
212 _exit_recvbuf2recvframe:
213
214 return _SUCCESS;
215 }
216
217
rtl8188fu_xmit_tasklet(void * priv)218 void rtl8188fu_xmit_tasklet(void *priv)
219 {
220 int ret = _FALSE;
221 _adapter *padapter = (_adapter *)priv;
222 struct xmit_priv *pxmitpriv = &padapter->xmitpriv;
223
224 while (1) {
225 if (RTW_CANNOT_TX(padapter)) {
226 RTW_INFO("xmit_tasklet => bDriverStopped or bSurpriseRemoved or bWritePortCancel\n");
227 break;
228 }
229
230 if (rtw_xmit_ac_blocked(padapter) == _TRUE)
231 break;
232
233 ret = rtl8188fu_xmitframe_complete(padapter, pxmitpriv, NULL);
234
235 if (ret == _FALSE)
236 break;
237
238 }
239
240 }
241
rtl8188fu_set_hw_type(struct dvobj_priv * pdvobj)242 void rtl8188fu_set_hw_type(struct dvobj_priv *pdvobj)
243 {
244 pdvobj->HardwareType = HARDWARE_TYPE_RTL8188FU;
245 RTW_INFO("CHIP TYPE: RTL8188FU\n");
246 }
247