Lines Matching refs:fmdev
68 static void fm_irq_send_flag_getcmd(struct fmdev *);
69 static void fm_irq_handle_flag_getcmd_resp(struct fmdev *);
70 static void fm_irq_handle_hw_malfunction(struct fmdev *);
71 static void fm_irq_handle_rds_start(struct fmdev *);
72 static void fm_irq_send_rdsdata_getcmd(struct fmdev *);
73 static void fm_irq_handle_rdsdata_getcmd_resp(struct fmdev *);
74 static void fm_irq_handle_rds_finish(struct fmdev *);
75 static void fm_irq_handle_tune_op_ended(struct fmdev *);
76 static void fm_irq_handle_power_enb(struct fmdev *);
77 static void fm_irq_handle_low_rssi_start(struct fmdev *);
78 static void fm_irq_afjump_set_pi(struct fmdev *);
79 static void fm_irq_handle_set_pi_resp(struct fmdev *);
80 static void fm_irq_afjump_set_pimask(struct fmdev *);
81 static void fm_irq_handle_set_pimask_resp(struct fmdev *);
82 static void fm_irq_afjump_setfreq(struct fmdev *);
83 static void fm_irq_handle_setfreq_resp(struct fmdev *);
84 static void fm_irq_afjump_enableint(struct fmdev *);
85 static void fm_irq_afjump_enableint_resp(struct fmdev *);
86 static void fm_irq_start_afjump(struct fmdev *);
87 static void fm_irq_handle_start_afjump_resp(struct fmdev *);
88 static void fm_irq_afjump_rd_freq(struct fmdev *);
89 static void fm_irq_afjump_rd_freq_resp(struct fmdev *);
90 static void fm_irq_handle_low_rssi_finish(struct fmdev *);
91 static void fm_irq_send_intmsk_cmd(struct fmdev *);
92 static void fm_irq_handle_intmsk_cmd_resp(struct fmdev *);
170 static inline void fm_irq_call(struct fmdev *fmdev)
172 fmdev->irq_info.handlers[fmdev->irq_info.stage](fmdev);
176 static inline void fm_irq_call_stage(struct fmdev *fmdev, u8 stage)
178 fmdev->irq_info.stage = stage;
179 fm_irq_call(fmdev);
182 static inline void fm_irq_timeout_stage(struct fmdev *fmdev, u8 stage)
184 fmdev->irq_info.stage = stage;
185 mod_timer(&fmdev->irq_info.timer, jiffies + FM_DRV_TX_TIMEOUT);
240 void fmc_update_region_info(struct fmdev *fmdev, u8 region_to_set)
242 fmdev->rx.region = region_configs[region_to_set];
251 struct fmdev *fmdev;
258 fmdev = from_tasklet(fmdev, t, tx_task);
259 irq_info = &fmdev->irq_info;
261 while ((skb = skb_dequeue(&fmdev->rx_q))) {
276 if (!test_bit(FM_INTTASK_RUNNING, &fmdev->flag)) {
277 set_bit(FM_INTTASK_RUNNING, &fmdev->flag);
287 irq_info->handlers[irq_info->stage](fmdev);
289 set_bit(FM_INTTASK_SCHEDULE_PENDING, &fmdev->flag);
294 else if (evt_hdr->op == fmdev->pre_op && fmdev->resp_comp != NULL) {
296 spin_lock_irqsave(&fmdev->resp_skb_lock, flags);
297 fmdev->resp_skb = skb;
298 spin_unlock_irqrestore(&fmdev->resp_skb_lock, flags);
299 complete(fmdev->resp_comp);
301 fmdev->resp_comp = NULL;
302 atomic_set(&fmdev->tx_cnt, 1);
305 else if (evt_hdr->op == fmdev->pre_op && fmdev->resp_comp == NULL) {
306 if (fmdev->resp_skb != NULL)
309 spin_lock_irqsave(&fmdev->resp_skb_lock, flags);
310 fmdev->resp_skb = skb;
311 spin_unlock_irqrestore(&fmdev->resp_skb_lock, flags);
314 irq_info->handlers[irq_info->stage](fmdev);
317 atomic_set(&fmdev->tx_cnt, 1);
326 if (num_fm_hci_cmds && atomic_read(&fmdev->tx_cnt))
327 if (!skb_queue_empty(&fmdev->tx_q))
328 tasklet_schedule(&fmdev->tx_task);
335 struct fmdev *fmdev;
339 fmdev = from_tasklet(fmdev, t, tx_task);
341 if (!atomic_read(&fmdev->tx_cnt))
345 if ((jiffies - fmdev->last_tx_jiffies) > FM_DRV_TX_TIMEOUT) {
347 atomic_set(&fmdev->tx_cnt, 1);
351 skb = skb_dequeue(&fmdev->tx_q);
355 atomic_dec(&fmdev->tx_cnt);
356 fmdev->pre_op = fm_cb(skb)->fm_op;
358 if (fmdev->resp_comp != NULL)
361 fmdev->resp_comp = fm_cb(skb)->completion;
367 fmdev->resp_comp = NULL;
369 atomic_set(&fmdev->tx_cnt, 1);
371 fmdev->last_tx_jiffies = jiffies;
379 static int fm_send_cmd(struct fmdev *fmdev, u8 fm_op, u16 type, void *payload,
390 if (test_bit(FM_FW_DW_INPROGRESS, &fmdev->flag) && payload == NULL) {
394 if (!test_bit(FM_FW_DW_INPROGRESS, &fmdev->flag))
409 if (!test_bit(FM_FW_DW_INPROGRESS, &fmdev->flag) ||
410 test_bit(FM_INTTASK_RUNNING, &fmdev->flag)) {
441 skb_queue_tail(&fmdev->tx_q, skb);
442 tasklet_schedule(&fmdev->tx_task);
448 int fmc_send_cmd(struct fmdev *fmdev, u8 fm_op, u16 type, void *payload,
456 init_completion(&fmdev->maintask_comp);
457 ret = fm_send_cmd(fmdev, fm_op, type, payload, payload_len,
458 &fmdev->maintask_comp);
462 if (!wait_for_completion_timeout(&fmdev->maintask_comp,
468 if (!fmdev->resp_skb) {
472 spin_lock_irqsave(&fmdev->resp_skb_lock, flags);
473 skb = fmdev->resp_skb;
474 fmdev->resp_skb = NULL;
475 spin_unlock_irqrestore(&fmdev->resp_skb_lock, flags);
500 static inline int check_cmdresp_status(struct fmdev *fmdev,
506 del_timer(&fmdev->irq_info.timer);
508 spin_lock_irqsave(&fmdev->resp_skb_lock, flags);
509 *skb = fmdev->resp_skb;
510 fmdev->resp_skb = NULL;
511 spin_unlock_irqrestore(&fmdev->resp_skb_lock, flags);
518 mod_timer(&fmdev->irq_info.timer, jiffies + FM_DRV_TX_TIMEOUT);
525 static inline void fm_irq_common_cmd_resp_helper(struct fmdev *fmdev, u8 stage)
529 if (!check_cmdresp_status(fmdev, &skb))
530 fm_irq_call_stage(fmdev, stage);
542 struct fmdev *fmdev;
546 fmdev = from_timer(fmdev, t, irq_info.timer);
547 fmirq = &fmdev->irq_info;
558 fm_irq_call_stage(fmdev, FM_SEND_INTMSK_CMD_IDX);
562 static void fm_irq_send_flag_getcmd(struct fmdev *fmdev)
567 if (!fm_send_cmd(fmdev, FLAG_GET, REG_RD, NULL, sizeof(flag), NULL))
568 fm_irq_timeout_stage(fmdev, FM_HANDLE_FLAG_GETCMD_RESP_IDX);
571 static void fm_irq_handle_flag_getcmd_resp(struct fmdev *fmdev)
576 if (check_cmdresp_status(fmdev, &skb))
580 if (fm_evt_hdr->dlen > sizeof(fmdev->irq_info.flag))
585 memcpy(&fmdev->irq_info.flag, skb->data, fm_evt_hdr->dlen);
587 fmdev->irq_info.flag = be16_to_cpu((__force __be16)fmdev->irq_info.flag);
588 fmdbg("irq: flag register(0x%x)\n", fmdev->irq_info.flag);
591 fm_irq_call_stage(fmdev, FM_HW_MAL_FUNC_IDX);
594 static void fm_irq_handle_hw_malfunction(struct fmdev *fmdev)
596 if (fmdev->irq_info.flag & FM_MAL_EVENT & fmdev->irq_info.mask)
600 fm_irq_call_stage(fmdev, FM_RDS_START_IDX);
603 static void fm_irq_handle_rds_start(struct fmdev *fmdev)
605 if (fmdev->irq_info.flag & FM_RDS_EVENT & fmdev->irq_info.mask) {
607 fmdev->irq_info.stage = FM_RDS_SEND_RDS_GETCMD_IDX;
610 fmdev->irq_info.stage = FM_HW_TUNE_OP_ENDED_IDX;
613 fm_irq_call(fmdev);
616 static void fm_irq_send_rdsdata_getcmd(struct fmdev *fmdev)
619 if (!fm_send_cmd(fmdev, RDS_DATA_GET, REG_RD, NULL,
621 fm_irq_timeout_stage(fmdev, FM_RDS_HANDLE_RDS_GETCMD_RESP_IDX);
625 static void fm_rx_update_af_cache(struct fmdev *fmdev, u8 af)
627 struct tuned_station_info *stat_info = &fmdev->rx.stat_info;
628 u8 reg_idx = fmdev->rx.region.fm_band;
634 fmdev->rx.stat_info.af_list_max = (af - FM_RDS_1_AF_FOLLOWS + 1);
635 fmdev->rx.stat_info.afcache_size = 0;
636 fmdbg("No of expected AF : %d\n", fmdev->rx.stat_info.af_list_max);
647 freq = fmdev->rx.region.bot_freq + (af * 100);
648 if (freq == fmdev->rx.freq) {
650 fmdev->rx.freq, freq);
678 static void fm_rdsparse_swapbytes(struct fmdev *fmdev,
689 if (fmdev->asci_id != 0x6350) {
698 static void fm_irq_handle_rdsdata_getcmd_resp(struct fmdev *fmdev)
702 struct fm_rds *rds = &fmdev->rx.rds;
709 if (check_cmdresp_status(fmdev, &skb))
749 fm_rdsparse_swapbytes(fmdev, &rds_fmt);
756 if (fmdev->rx.stat_info.picode != cur_picode)
757 fmdev->rx.stat_info.picode = cur_picode;
767 fm_rx_update_af_cache(fmdev, rds_fmt.data.group0A.af[0]);
768 fm_rx_update_af_cache(fmdev, rds_fmt.data.group0A.af[1]);
779 spin_lock_irqsave(&fmdev->rds_buff_lock, flags);
807 spin_unlock_irqrestore(&fmdev->rds_buff_lock, flags);
813 fm_irq_call_stage(fmdev, FM_RDS_FINISH_IDX);
816 static void fm_irq_handle_rds_finish(struct fmdev *fmdev)
818 fm_irq_call_stage(fmdev, FM_HW_TUNE_OP_ENDED_IDX);
821 static void fm_irq_handle_tune_op_ended(struct fmdev *fmdev)
823 if (fmdev->irq_info.flag & (FM_FR_EVENT | FM_BL_EVENT) & fmdev->
826 if (test_and_clear_bit(FM_AF_SWITCH_INPROGRESS, &fmdev->flag)) {
827 fmdev->irq_info.stage = FM_AF_JUMP_RD_FREQ_IDX;
829 complete(&fmdev->maintask_comp);
830 fmdev->irq_info.stage = FM_HW_POWER_ENB_IDX;
833 fmdev->irq_info.stage = FM_HW_POWER_ENB_IDX;
835 fm_irq_call(fmdev);
838 static void fm_irq_handle_power_enb(struct fmdev *fmdev)
840 if (fmdev->irq_info.flag & FM_POW_ENB_EVENT) {
842 complete(&fmdev->maintask_comp);
845 fm_irq_call_stage(fmdev, FM_LOW_RSSI_START_IDX);
848 static void fm_irq_handle_low_rssi_start(struct fmdev *fmdev)
850 if ((fmdev->rx.af_mode == FM_RX_RDS_AF_SWITCH_MODE_ON) &&
851 (fmdev->irq_info.flag & FM_LEV_EVENT & fmdev->irq_info.mask) &&
852 (fmdev->rx.freq != FM_UNDEFINED_FREQ) &&
853 (fmdev->rx.stat_info.afcache_size != 0)) {
857 fmdev->irq_info.mask &= ~FM_LEV_EVENT;
859 fmdev->rx.afjump_idx = 0;
860 fmdev->rx.freq_before_jump = fmdev->rx.freq;
861 fmdev->irq_info.stage = FM_AF_JUMP_SETPI_IDX;
864 fmdev->irq_info.stage = FM_SEND_INTMSK_CMD_IDX;
867 fm_irq_call(fmdev);
870 static void fm_irq_afjump_set_pi(struct fmdev *fmdev)
875 payload = fmdev->rx.stat_info.picode;
876 if (!fm_send_cmd(fmdev, RDS_PI_SET, REG_WR, &payload, sizeof(payload), NULL))
877 fm_irq_timeout_stage(fmdev, FM_AF_JUMP_HANDLE_SETPI_RESP_IDX);
880 static void fm_irq_handle_set_pi_resp(struct fmdev *fmdev)
882 fm_irq_common_cmd_resp_helper(fmdev, FM_AF_JUMP_SETPI_MASK_IDX);
890 static void fm_irq_afjump_set_pimask(struct fmdev *fmdev)
895 if (!fm_send_cmd(fmdev, RDS_PI_MASK_SET, REG_WR, &payload, sizeof(payload), NULL))
896 fm_irq_timeout_stage(fmdev, FM_AF_JUMP_HANDLE_SETPI_MASK_RESP_IDX);
899 static void fm_irq_handle_set_pimask_resp(struct fmdev *fmdev)
901 fm_irq_common_cmd_resp_helper(fmdev, FM_AF_JUMP_SET_AF_FREQ_IDX);
904 static void fm_irq_afjump_setfreq(struct fmdev *fmdev)
909 fmdbg("Switch to %d KHz\n", fmdev->rx.stat_info.af_cache[fmdev->rx.afjump_idx]);
910 frq_index = (fmdev->rx.stat_info.af_cache[fmdev->rx.afjump_idx] -
911 fmdev->rx.region.bot_freq) / FM_FREQ_MUL;
914 if (!fm_send_cmd(fmdev, AF_FREQ_SET, REG_WR, &payload, sizeof(payload), NULL))
915 fm_irq_timeout_stage(fmdev, FM_AF_JUMP_HANDLE_SET_AFFREQ_RESP_IDX);
918 static void fm_irq_handle_setfreq_resp(struct fmdev *fmdev)
920 fm_irq_common_cmd_resp_helper(fmdev, FM_AF_JUMP_ENABLE_INT_IDX);
923 static void fm_irq_afjump_enableint(struct fmdev *fmdev)
929 if (!fm_send_cmd(fmdev, INT_MASK_SET, REG_WR, &payload, sizeof(payload), NULL))
930 fm_irq_timeout_stage(fmdev, FM_AF_JUMP_ENABLE_INT_RESP_IDX);
933 static void fm_irq_afjump_enableint_resp(struct fmdev *fmdev)
935 fm_irq_common_cmd_resp_helper(fmdev, FM_AF_JUMP_START_AFJUMP_IDX);
938 static void fm_irq_start_afjump(struct fmdev *fmdev)
943 if (!fm_send_cmd(fmdev, TUNER_MODE_SET, REG_WR, &payload,
945 fm_irq_timeout_stage(fmdev, FM_AF_JUMP_HANDLE_START_AFJUMP_RESP_IDX);
948 static void fm_irq_handle_start_afjump_resp(struct fmdev *fmdev)
952 if (check_cmdresp_status(fmdev, &skb))
955 fmdev->irq_info.stage = FM_SEND_FLAG_GETCMD_IDX;
956 set_bit(FM_AF_SWITCH_INPROGRESS, &fmdev->flag);
957 clear_bit(FM_INTTASK_RUNNING, &fmdev->flag);
960 static void fm_irq_afjump_rd_freq(struct fmdev *fmdev)
964 if (!fm_send_cmd(fmdev, FREQ_SET, REG_RD, NULL, sizeof(payload), NULL))
965 fm_irq_timeout_stage(fmdev, FM_AF_JUMP_RD_FREQ_RESP_IDX);
968 static void fm_irq_afjump_rd_freq_resp(struct fmdev *fmdev)
974 if (check_cmdresp_status(fmdev, &skb))
981 curr_freq = fmdev->rx.region.bot_freq + ((u32)read_freq * FM_FREQ_MUL);
983 jumped_freq = fmdev->rx.stat_info.af_cache[fmdev->rx.afjump_idx];
986 if ((curr_freq != fmdev->rx.freq_before_jump) && (curr_freq == jumped_freq)) {
988 fmdev->rx.freq = curr_freq;
989 fm_rx_reset_rds_cache(fmdev);
992 if (fmdev->rx.af_mode == FM_RX_RDS_AF_SWITCH_MODE_ON)
993 fmdev->irq_info.mask |= FM_LEV_EVENT;
995 fmdev->irq_info.stage = FM_LOW_RSSI_FINISH_IDX;
997 fmdev->rx.afjump_idx++;
1000 if (fmdev->rx.afjump_idx >= fmdev->rx.stat_info.afcache_size) {
1002 fmdev->irq_info.stage = FM_LOW_RSSI_FINISH_IDX;
1006 fmdev->irq_info.stage = FM_AF_JUMP_SETPI_IDX;
1009 fm_irq_call(fmdev);
1012 static void fm_irq_handle_low_rssi_finish(struct fmdev *fmdev)
1014 fm_irq_call_stage(fmdev, FM_SEND_INTMSK_CMD_IDX);
1017 static void fm_irq_send_intmsk_cmd(struct fmdev *fmdev)
1022 payload = fmdev->irq_info.mask;
1024 if (!fm_send_cmd(fmdev, INT_MASK_SET, REG_WR, &payload,
1026 fm_irq_timeout_stage(fmdev, FM_HANDLE_INTMSK_CMD_RESP_IDX);
1029 static void fm_irq_handle_intmsk_cmd_resp(struct fmdev *fmdev)
1033 if (check_cmdresp_status(fmdev, &skb))
1039 fmdev->irq_info.stage = FM_SEND_FLAG_GETCMD_IDX;
1042 if (test_and_clear_bit(FM_INTTASK_SCHEDULE_PENDING, &fmdev->flag))
1043 fmdev->irq_info.handlers[fmdev->irq_info.stage](fmdev);
1045 clear_bit(FM_INTTASK_RUNNING, &fmdev->flag);
1049 int fmc_is_rds_data_available(struct fmdev *fmdev, struct file *file,
1052 poll_wait(file, &fmdev->rx.rds.read_queue, pts);
1053 if (fmdev->rx.rds.rd_idx != fmdev->rx.rds.wr_idx)
1060 int fmc_transfer_rds_from_internal_buff(struct fmdev *fmdev, struct file *file,
1068 if (fmdev->rx.rds.wr_idx == fmdev->rx.rds.rd_idx) {
1072 ret = wait_event_interruptible(fmdev->rx.rds.read_queue,
1073 (fmdev->rx.rds.wr_idx != fmdev->rx.rds.rd_idx));
1084 spin_lock_irqsave(&fmdev->rds_buff_lock, flags);
1086 if (fmdev->rx.rds.wr_idx == fmdev->rx.rds.rd_idx) {
1087 spin_unlock_irqrestore(&fmdev->rds_buff_lock, flags);
1090 memcpy(tmpbuf, &fmdev->rx.rds.buff[fmdev->rx.rds.rd_idx],
1092 fmdev->rx.rds.rd_idx += FM_RDS_BLK_SIZE;
1093 if (fmdev->rx.rds.rd_idx >= fmdev->rx.rds.buf_size)
1094 fmdev->rx.rds.rd_idx = 0;
1096 spin_unlock_irqrestore(&fmdev->rds_buff_lock, flags);
1108 int fmc_set_freq(struct fmdev *fmdev, u32 freq_to_set)
1110 switch (fmdev->curr_fmmode) {
1112 return fm_rx_set_freq(fmdev, freq_to_set);
1115 return fm_tx_set_freq(fmdev, freq_to_set);
1122 int fmc_get_freq(struct fmdev *fmdev, u32 *cur_tuned_frq)
1124 if (fmdev->rx.freq == FM_UNDEFINED_FREQ) {
1133 switch (fmdev->curr_fmmode) {
1135 *cur_tuned_frq = fmdev->rx.freq;
1148 int fmc_set_region(struct fmdev *fmdev, u8 region_to_set)
1150 switch (fmdev->curr_fmmode) {
1152 return fm_rx_set_region(fmdev, region_to_set);
1155 return fm_tx_set_region(fmdev, region_to_set);
1162 int fmc_set_mute_mode(struct fmdev *fmdev, u8 mute_mode_toset)
1164 switch (fmdev->curr_fmmode) {
1166 return fm_rx_set_mute_mode(fmdev, mute_mode_toset);
1169 return fm_tx_set_mute_mode(fmdev, mute_mode_toset);
1176 int fmc_set_stereo_mono(struct fmdev *fmdev, u16 mode)
1178 switch (fmdev->curr_fmmode) {
1180 return fm_rx_set_stereo_mono(fmdev, mode);
1183 return fm_tx_set_stereo_mono(fmdev, mode);
1190 int fmc_set_rds_mode(struct fmdev *fmdev, u8 rds_en_dis)
1192 switch (fmdev->curr_fmmode) {
1194 return fm_rx_set_rds_mode(fmdev, rds_en_dis);
1197 return fm_tx_set_rds_mode(fmdev, rds_en_dis);
1205 static int fm_power_down(struct fmdev *fmdev)
1210 if (!test_bit(FM_CORE_READY, &fmdev->flag)) {
1214 if (fmdev->curr_fmmode == FM_MODE_OFF) {
1220 ret = fmc_send_cmd(fmdev, FM_POWER_MODE, REG_WR, &payload,
1225 return fmc_release(fmdev);
1229 static int fm_download_firmware(struct fmdev *fmdev, const u8 *fw_name)
1239 set_bit(FM_FW_DW_INPROGRESS, &fmdev->flag);
1242 &fmdev->radio_dev->dev);
1269 ret = fmc_send_cmd(fmdev, 0, 0, action->data,
1289 clear_bit(FM_FW_DW_INPROGRESS, &fmdev->flag);
1295 static int load_default_rx_configuration(struct fmdev *fmdev)
1299 ret = fm_rx_set_volume(fmdev, FM_DEFAULT_RX_VOLUME);
1303 return fm_rx_set_rssi_threshold(fmdev, FM_DEFAULT_RSSI_THRESHOLD);
1307 static int fm_power_up(struct fmdev *fmdev, u8 mode)
1323 ret = fmc_prepare(fmdev);
1330 if (fmc_send_cmd(fmdev, FM_POWER_MODE, REG_WR, &payload,
1337 if (fmc_send_cmd(fmdev, ASIC_ID_GET, REG_RD, NULL,
1341 if (fmc_send_cmd(fmdev, ASIC_VER_GET, REG_RD, NULL,
1351 ret = fm_download_firmware(fmdev, fw_name);
1360 ret = fm_download_firmware(fmdev, fw_name);
1367 return fmc_release(fmdev);
1371 int fmc_set_mode(struct fmdev *fmdev, u8 fm_mode)
1379 if (fmdev->curr_fmmode == fm_mode) {
1386 ret = fm_power_down(fmdev);
1396 if (fmdev->curr_fmmode != FM_MODE_OFF) {
1397 ret = fm_power_down(fmdev);
1404 ret = fm_power_up(fmdev, fm_mode);
1410 fmdev->curr_fmmode = fm_mode;
1413 if (fmdev->curr_fmmode == FM_MODE_RX) {
1415 ret = load_default_rx_configuration(fmdev);
1424 int fmc_get_mode(struct fmdev *fmdev, u8 *fmmode)
1426 if (!test_bit(FM_CORE_READY, &fmdev->flag)) {
1435 *fmmode = fmdev->curr_fmmode;
1442 struct fmdev *fmdev;
1444 fmdev = (struct fmdev *)arg;
1457 skb_queue_tail(&fmdev->rx_q, skb);
1458 tasklet_schedule(&fmdev->rx_task);
1469 struct fmdev *fmdev;
1471 fmdev = (struct fmdev *)arg;
1472 fmdev->streg_cbdata = data;
1480 int fmc_prepare(struct fmdev *fmdev)
1485 if (test_bit(FM_CORE_READY, &fmdev->flag)) {
1495 fm_st_proto.priv_data = fmdev;
1506 fmdev->streg_cbdata = -EINPROGRESS;
1515 if (fmdev->streg_cbdata != 0) {
1517 fmdev->streg_cbdata);
1537 spin_lock_init(&fmdev->rds_buff_lock);
1538 spin_lock_init(&fmdev->resp_skb_lock);
1541 skb_queue_head_init(&fmdev->tx_q);
1542 tasklet_setup(&fmdev->tx_task, send_tasklet);
1545 skb_queue_head_init(&fmdev->rx_q);
1546 tasklet_setup(&fmdev->rx_task, recv_tasklet);
1548 fmdev->irq_info.stage = 0;
1549 atomic_set(&fmdev->tx_cnt, 1);
1550 fmdev->resp_comp = NULL;
1552 timer_setup(&fmdev->irq_info.timer, int_timeout_handler, 0);
1554 fmdev->irq_info.mask = FM_MAL_EVENT;
1557 fmdev->rx.region = region_configs[default_radio_region];
1559 fmdev->rx.mute_mode = FM_MUTE_OFF;
1560 fmdev->rx.rf_depend_mute = FM_RX_RF_DEPENDENT_MUTE_OFF;
1561 fmdev->rx.rds.flag = FM_RDS_DISABLE;
1562 fmdev->rx.freq = FM_UNDEFINED_FREQ;
1563 fmdev->rx.rds_mode = FM_RDS_SYSTEM_RDS;
1564 fmdev->rx.af_mode = FM_RX_RDS_AF_SWITCH_MODE_OFF;
1565 fmdev->irq_info.retry = 0;
1567 fm_rx_reset_rds_cache(fmdev);
1568 init_waitqueue_head(&fmdev->rx.rds.read_queue);
1570 fm_rx_reset_station_info(fmdev);
1571 set_bit(FM_CORE_READY, &fmdev->flag);
1580 int fmc_release(struct fmdev *fmdev)
1585 if (!test_bit(FM_CORE_READY, &fmdev->flag)) {
1590 wake_up_interruptible(&fmdev->rx.rds.read_queue);
1592 tasklet_kill(&fmdev->tx_task);
1593 tasklet_kill(&fmdev->rx_task);
1595 skb_queue_purge(&fmdev->tx_q);
1596 skb_queue_purge(&fmdev->rx_q);
1598 fmdev->resp_comp = NULL;
1599 fmdev->rx.freq = 0;
1611 clear_bit(FM_CORE_READY, &fmdev->flag);
1621 struct fmdev *fmdev = NULL;
1626 fmdev = kzalloc(sizeof(struct fmdev), GFP_KERNEL);
1627 if (NULL == fmdev) {
1631 fmdev->rx.rds.buf_size = default_rds_buf * FM_RDS_BLK_SIZE;
1632 fmdev->rx.rds.buff = kzalloc(fmdev->rx.rds.buf_size, GFP_KERNEL);
1633 if (NULL == fmdev->rx.rds.buff) {
1638 ret = fm_v4l2_init_video_device(fmdev, radio_nr);
1642 fmdev->irq_info.handlers = int_handler_table;
1643 fmdev->curr_fmmode = FM_MODE_OFF;
1644 fmdev->tx_data.pwr_lvl = FM_PWR_LVL_DEF;
1645 fmdev->tx_data.preemph = FM_TX_PREEMPH_50US;
1649 kfree(fmdev->rx.rds.buff);
1651 kfree(fmdev);
1659 struct fmdev *fmdev = NULL;
1661 fmdev = fm_v4l2_deinit_video_device();
1662 if (fmdev != NULL) {
1663 kfree(fmdev->rx.rds.buff);
1664 kfree(fmdev);