diff options
Diffstat (limited to 'sound/pci/pcxhr/pcxhr_core.c')
-rw-r--r-- | sound/pci/pcxhr/pcxhr_core.c | 291 |
1 files changed, 186 insertions, 105 deletions
diff --git a/sound/pci/pcxhr/pcxhr_core.c b/sound/pci/pcxhr/pcxhr_core.c index 4a5481f..833e718 100644 --- a/sound/pci/pcxhr/pcxhr_core.c +++ b/sound/pci/pcxhr/pcxhr_core.c @@ -132,13 +132,15 @@ static int pcxhr_check_reg_bit(struct pcxhr_mgr *mgr, unsigned int reg, *read = PCXHR_INPB(mgr, reg); if ((*read & mask) == bit) { if (i > 100) - snd_printdd("ATTENTION! check_reg(%x) loopcount=%d\n", + snd_printdd("ATTENTION! check_reg(%x) " + "loopcount=%d\n", reg, i); return 0; } i++; } while (time_after_eq(end_time, jiffies)); - snd_printk(KERN_ERR "pcxhr_check_reg_bit: timeout, reg=%x, mask=0x%x, val=0x%x\n", + snd_printk(KERN_ERR + "pcxhr_check_reg_bit: timeout, reg=%x, mask=0x%x, val=%x\n", reg, mask, *read); return -EIO; } @@ -159,18 +161,22 @@ static int pcxhr_check_reg_bit(struct pcxhr_mgr *mgr, unsigned int reg, #define PCXHR_IT_TEST_XILINX (0x0000003C | PCXHR_MASK_IT_HF1 | \ PCXHR_MASK_IT_MANAGE_HF5) #define PCXHR_IT_DOWNLOAD_BOOT (0x0000000C | PCXHR_MASK_IT_HF1 | \ - PCXHR_MASK_IT_MANAGE_HF5 | PCXHR_MASK_IT_WAIT) + PCXHR_MASK_IT_MANAGE_HF5 | \ + PCXHR_MASK_IT_WAIT) #define PCXHR_IT_RESET_BOARD_FUNC (0x0000000C | PCXHR_MASK_IT_HF0 | \ - PCXHR_MASK_IT_MANAGE_HF5 | PCXHR_MASK_IT_WAIT_EXTRA) + PCXHR_MASK_IT_MANAGE_HF5 | \ + PCXHR_MASK_IT_WAIT_EXTRA) #define PCXHR_IT_DOWNLOAD_DSP (0x0000000C | \ - PCXHR_MASK_IT_MANAGE_HF5 | PCXHR_MASK_IT_WAIT) + PCXHR_MASK_IT_MANAGE_HF5 | \ + PCXHR_MASK_IT_WAIT) #define PCXHR_IT_DEBUG (0x0000005A | PCXHR_MASK_IT_NO_HF0_HF1) #define PCXHR_IT_RESET_SEMAPHORE (0x0000005C | PCXHR_MASK_IT_NO_HF0_HF1) #define PCXHR_IT_MESSAGE (0x00000074 | PCXHR_MASK_IT_NO_HF0_HF1) #define PCXHR_IT_RESET_CHK (0x00000076 | PCXHR_MASK_IT_NO_HF0_HF1) #define PCXHR_IT_UPDATE_RBUFFER (0x00000078 | PCXHR_MASK_IT_NO_HF0_HF1) -static int pcxhr_send_it_dsp(struct pcxhr_mgr *mgr, unsigned int itdsp, int atomic) +static int pcxhr_send_it_dsp(struct pcxhr_mgr *mgr, + unsigned int itdsp, int atomic) { int err; unsigned char reg; @@ -178,17 +184,21 @@ static int pcxhr_send_it_dsp(struct pcxhr_mgr *mgr, unsigned int itdsp, int atom if (itdsp & PCXHR_MASK_IT_MANAGE_HF5) { /* clear hf5 bit */ PCXHR_OUTPL(mgr, PCXHR_PLX_MBOX0, - PCXHR_INPL(mgr, PCXHR_PLX_MBOX0) & ~PCXHR_MBOX0_HF5); + PCXHR_INPL(mgr, PCXHR_PLX_MBOX0) & + ~PCXHR_MBOX0_HF5); } if ((itdsp & PCXHR_MASK_IT_NO_HF0_HF1) == 0) { - reg = PCXHR_ICR_HI08_RREQ | PCXHR_ICR_HI08_TREQ | PCXHR_ICR_HI08_HDRQ; + reg = (PCXHR_ICR_HI08_RREQ | + PCXHR_ICR_HI08_TREQ | + PCXHR_ICR_HI08_HDRQ); if (itdsp & PCXHR_MASK_IT_HF0) reg |= PCXHR_ICR_HI08_HF0; if (itdsp & PCXHR_MASK_IT_HF1) reg |= PCXHR_ICR_HI08_HF1; PCXHR_OUTPB(mgr, PCXHR_DSP_ICR, reg); } - reg = (unsigned char)(((itdsp & PCXHR_MASK_EXTRA_INFO) >> 1) | PCXHR_CVR_HI08_HC); + reg = (unsigned char)(((itdsp & PCXHR_MASK_EXTRA_INFO) >> 1) | + PCXHR_CVR_HI08_HC); PCXHR_OUTPB(mgr, PCXHR_DSP_CVR, reg); if (itdsp & PCXHR_MASK_IT_WAIT) { if (atomic) @@ -211,10 +221,14 @@ static int pcxhr_send_it_dsp(struct pcxhr_mgr *mgr, unsigned int itdsp, int atom } if (itdsp & PCXHR_MASK_IT_MANAGE_HF5) { /* wait for hf5 bit */ - err = pcxhr_check_reg_bit(mgr, PCXHR_PLX_MBOX0, PCXHR_MBOX0_HF5, - PCXHR_MBOX0_HF5, PCXHR_TIMEOUT_DSP, ®); + err = pcxhr_check_reg_bit(mgr, PCXHR_PLX_MBOX0, + PCXHR_MBOX0_HF5, + PCXHR_MBOX0_HF5, + PCXHR_TIMEOUT_DSP, + ®); if (err) { - snd_printk(KERN_ERR "pcxhr_send_it_dsp : TIMEOUT HF5\n"); + snd_printk(KERN_ERR + "pcxhr_send_it_dsp : TIMEOUT HF5\n"); return err; } } @@ -263,7 +277,8 @@ void pcxhr_enable_dsp(struct pcxhr_mgr *mgr) /* * load the xilinx image */ -int pcxhr_load_xilinx_binary(struct pcxhr_mgr *mgr, const struct firmware *xilinx, int second) +int pcxhr_load_xilinx_binary(struct pcxhr_mgr *mgr, + const struct firmware *xilinx, int second) { unsigned int i; unsigned int chipsc; @@ -274,7 +289,9 @@ int pcxhr_load_xilinx_binary(struct pcxhr_mgr *mgr, const struct firmware *xilin /* test first xilinx */ chipsc = PCXHR_INPL(mgr, PCXHR_PLX_CHIPSC); /* REV01 cards do not support the PCXHR_CHIPSC_GPI_USERI bit anymore */ - /* this bit will always be 1; no possibility to test presence of first xilinx */ + /* this bit will always be 1; + * no possibility to test presence of first xilinx + */ if(second) { if ((chipsc & PCXHR_CHIPSC_GPI_USERI) == 0) { snd_printk(KERN_ERR "error loading first xilinx\n"); @@ -290,7 +307,8 @@ int pcxhr_load_xilinx_binary(struct pcxhr_mgr *mgr, const struct firmware *xilin data = *image; mask = 0x80; while (mask) { - chipsc &= ~(PCXHR_CHIPSC_DATA_CLK | PCXHR_CHIPSC_DATA_IN); + chipsc &= ~(PCXHR_CHIPSC_DATA_CLK | + PCXHR_CHIPSC_DATA_IN); if (data & mask) chipsc |= PCXHR_CHIPSC_DATA_IN; PCXHR_OUTPL(mgr, PCXHR_PLX_CHIPSC, chipsc); @@ -330,15 +348,20 @@ static int pcxhr_download_dsp(struct pcxhr_mgr *mgr, const struct firmware *dsp) data = dsp->data + i; if (i == 0) { /* test data header consistency */ - len = (unsigned int)((data[0]<<16) + (data[1]<<8) + data[2]); - if (len && dsp->size != (len + 2) * 3) + len = (unsigned int)((data[0]<<16) + + (data[1]<<8) + + data[2]); + if (len && (dsp->size != (len + 2) * 3)) return -EINVAL; } /* wait DSP ready for new transfer */ - err = pcxhr_check_reg_bit(mgr, PCXHR_DSP_ISR, PCXHR_ISR_HI08_TRDY, - PCXHR_ISR_HI08_TRDY, PCXHR_TIMEOUT_DSP, &dummy); + err = pcxhr_check_reg_bit(mgr, PCXHR_DSP_ISR, + PCXHR_ISR_HI08_TRDY, + PCXHR_ISR_HI08_TRDY, + PCXHR_TIMEOUT_DSP, &dummy); if (err) { - snd_printk(KERN_ERR "dsp loading error at position %d\n", i); + snd_printk(KERN_ERR + "dsp loading error at position %d\n", i); return err; } /* send host data */ @@ -357,7 +380,8 @@ static int pcxhr_download_dsp(struct pcxhr_mgr *mgr, const struct firmware *dsp) /* * load the eeprom image */ -int pcxhr_load_eeprom_binary(struct pcxhr_mgr *mgr, const struct firmware *eeprom) +int pcxhr_load_eeprom_binary(struct pcxhr_mgr *mgr, + const struct firmware *eeprom) { int err; unsigned char reg; @@ -365,7 +389,9 @@ int pcxhr_load_eeprom_binary(struct pcxhr_mgr *mgr, const struct firmware *eepro /* init value of the ICR register */ reg = PCXHR_ICR_HI08_RREQ | PCXHR_ICR_HI08_TREQ | PCXHR_ICR_HI08_HDRQ; if (PCXHR_INPL(mgr, PCXHR_PLX_MBOX0) & PCXHR_MBOX0_BOOT_HERE) { - /* no need to load the eeprom binary, but init the HI08 interface */ + /* no need to load the eeprom binary, + * but init the HI08 interface + */ PCXHR_OUTPB(mgr, PCXHR_DSP_ICR, reg | PCXHR_ICR_HI08_INIT); msleep(PCXHR_WAIT_DEFAULT); PCXHR_OUTPB(mgr, PCXHR_DSP_ICR, reg); @@ -429,8 +455,10 @@ int pcxhr_load_dsp_binary(struct pcxhr_mgr *mgr, const struct firmware *dsp) if (err) return err; /* wait for chk bit */ - return pcxhr_check_reg_bit(mgr, PCXHR_DSP_ISR, PCXHR_ISR_HI08_CHK, - PCXHR_ISR_HI08_CHK, PCXHR_TIMEOUT_DSP, &dummy); + return pcxhr_check_reg_bit(mgr, PCXHR_DSP_ISR, + PCXHR_ISR_HI08_CHK, + PCXHR_ISR_HI08_CHK, + PCXHR_TIMEOUT_DSP, &dummy); } @@ -443,8 +471,8 @@ struct pcxhr_cmd_info { /* RMH status type */ enum { RMH_SSIZE_FIXED = 0, /* status size fix (st_length = 0..x) */ - RMH_SSIZE_ARG = 1, /* status size given in the LSB byte (used with st_length = 1) */ - RMH_SSIZE_MASK = 2, /* status size given in bitmask (used with st_length = 1) */ + RMH_SSIZE_ARG = 1, /* status size given in the LSB byte */ + RMH_SSIZE_MASK = 2, /* status size given in bitmask */ }; /* @@ -474,7 +502,7 @@ static struct pcxhr_cmd_info pcxhr_dsp_cmds[] = { [CMD_UPDATE_R_BUFFERS] = { 0x840000, 0, RMH_SSIZE_FIXED }, [CMD_FORMAT_STREAM_OUT] = { 0x860000, 0, RMH_SSIZE_FIXED }, [CMD_FORMAT_STREAM_IN] = { 0x870000, 0, RMH_SSIZE_FIXED }, -[CMD_STREAM_SAMPLE_COUNT] = { 0x902000, 2, RMH_SSIZE_FIXED }, /* stat_len = nb_streams * 2 */ +[CMD_STREAM_SAMPLE_COUNT] = { 0x902000, 2, RMH_SSIZE_FIXED }, [CMD_AUDIO_LEVEL_ADJUST] = { 0xc22000, 0, RMH_SSIZE_FIXED }, }; @@ -524,10 +552,13 @@ static int pcxhr_read_rmh_status(struct pcxhr_mgr *mgr, struct pcxhr_rmh *rmh) for (i = 0; i < rmh->stat_len; i++) { /* wait for receiver full */ - err = pcxhr_check_reg_bit(mgr, PCXHR_DSP_ISR, PCXHR_ISR_HI08_RXDF, - PCXHR_ISR_HI08_RXDF, PCXHR_TIMEOUT_DSP, ®); + err = pcxhr_check_reg_bit(mgr, PCXHR_DSP_ISR, + PCXHR_ISR_HI08_RXDF, + PCXHR_ISR_HI08_RXDF, + PCXHR_TIMEOUT_DSP, ®); if (err) { - snd_printk(KERN_ERR "ERROR RMH stat: ISR:RXDF=1 (ISR = %x; i=%d )\n", + snd_printk(KERN_ERR "ERROR RMH stat: " + "ISR:RXDF=1 (ISR = %x; i=%d )\n", reg, i); return err; } @@ -537,10 +568,10 @@ static int pcxhr_read_rmh_status(struct pcxhr_mgr *mgr, struct pcxhr_rmh *rmh) data |= PCXHR_INPB(mgr, PCXHR_DSP_TXL); /* need to update rmh->stat_len on the fly ?? */ - if (i==0) { + if (!i) { if (rmh->dsp_stat != RMH_SSIZE_FIXED) { if (rmh->dsp_stat == RMH_SSIZE_ARG) { - rmh->stat_len = (u16)(data & 0x0000ff) + 1; + rmh->stat_len = (data & 0x0000ff) + 1; data &= 0xffff00; } else { /* rmh->dsp_stat == RMH_SSIZE_MASK */ @@ -562,7 +593,8 @@ static int pcxhr_read_rmh_status(struct pcxhr_mgr *mgr, struct pcxhr_rmh *rmh) rmh->stat[i] = data; } if (rmh->stat_len > max_stat_len) { - snd_printdd("PCXHR : rmh->stat_len=%x too big\n", rmh->stat_len); + snd_printdd("PCXHR : rmh->stat_len=%x too big\n", + rmh->stat_len); rmh->stat_len = max_stat_len; } return 0; @@ -605,7 +637,8 @@ static int pcxhr_send_msg_nolock(struct pcxhr_mgr *mgr, struct pcxhr_rmh *rmh) data &= 0xff7fff; /* MASK_1_WORD_COMMAND */ #ifdef CONFIG_SND_DEBUG_VERBOSE if (rmh->cmd_idx < CMD_LAST_INDEX) - snd_printdd("MSG cmd[0]=%x (%s)\n", data, cmd_names[rmh->cmd_idx]); + snd_printdd("MSG cmd[0]=%x (%s)\n", + data, cmd_names[rmh->cmd_idx]); #endif err = pcxhr_check_reg_bit(mgr, PCXHR_DSP_ISR, PCXHR_ISR_HI08_TRDY, @@ -619,8 +652,10 @@ static int pcxhr_send_msg_nolock(struct pcxhr_mgr *mgr, struct pcxhr_rmh *rmh) if (rmh->cmd_len > 1) { /* send length */ data = rmh->cmd_len - 1; - err = pcxhr_check_reg_bit(mgr, PCXHR_DSP_ISR, PCXHR_ISR_HI08_TRDY, - PCXHR_ISR_HI08_TRDY, PCXHR_TIMEOUT_DSP, ®); + err = pcxhr_check_reg_bit(mgr, PCXHR_DSP_ISR, + PCXHR_ISR_HI08_TRDY, + PCXHR_ISR_HI08_TRDY, + PCXHR_TIMEOUT_DSP, ®); if (err) return err; PCXHR_OUTPB(mgr, PCXHR_DSP_TXH, (data>>16)&0xFF); @@ -653,8 +688,10 @@ static int pcxhr_send_msg_nolock(struct pcxhr_mgr *mgr, struct pcxhr_rmh *rmh) /* test status ISR */ if (reg & PCXHR_ISR_HI08_ERR) { /* ERROR, wait for receiver full */ - err = pcxhr_check_reg_bit(mgr, PCXHR_DSP_ISR, PCXHR_ISR_HI08_RXDF, - PCXHR_ISR_HI08_RXDF, PCXHR_TIMEOUT_DSP, ®); + err = pcxhr_check_reg_bit(mgr, PCXHR_DSP_ISR, + PCXHR_ISR_HI08_RXDF, + PCXHR_ISR_HI08_RXDF, + PCXHR_TIMEOUT_DSP, ®); if (err) { snd_printk(KERN_ERR "ERROR RMH: ISR:RXDF=1 (ISR = %x)\n", reg); return err; @@ -663,7 +700,8 @@ static int pcxhr_send_msg_nolock(struct pcxhr_mgr *mgr, struct pcxhr_rmh *rmh) data = PCXHR_INPB(mgr, PCXHR_DSP_TXH) << 16; data |= PCXHR_INPB(mgr, PCXHR_DSP_TXM) << 8; data |= PCXHR_INPB(mgr, PCXHR_DSP_TXL); - snd_printk(KERN_ERR "ERROR RMH(%d): 0x%x\n", rmh->cmd_idx, data); + snd_printk(KERN_ERR "ERROR RMH(%d): 0x%x\n", + rmh->cmd_idx, data); err = -EINVAL; } else { /* read the response data */ @@ -732,8 +770,9 @@ int pcxhr_send_msg(struct pcxhr_mgr *mgr, struct pcxhr_rmh *rmh) static inline int pcxhr_pipes_running(struct pcxhr_mgr *mgr) { int start_mask = PCXHR_INPL(mgr, PCXHR_PLX_MBOX2); - /* least segnificant 12 bits are the pipe states for the playback audios */ - /* next 12 bits are the pipe states for the capture audios + /* least segnificant 12 bits are the pipe states + * for the playback audios + * next 12 bits are the pipe states for the capture audios * (PCXHR_PIPE_STATE_CAPTURE_OFFSET) */ start_mask &= 0xffffff; @@ -744,7 +783,8 @@ static inline int pcxhr_pipes_running(struct pcxhr_mgr *mgr) #define PCXHR_PIPE_STATE_CAPTURE_OFFSET 12 #define MAX_WAIT_FOR_DSP 20 -static int pcxhr_prepair_pipe_start(struct pcxhr_mgr *mgr, int audio_mask, int *retry) +static int pcxhr_prepair_pipe_start(struct pcxhr_mgr *mgr, + int audio_mask, int *retry) { struct pcxhr_rmh rmh; int err; @@ -760,17 +800,20 @@ static int pcxhr_prepair_pipe_start(struct pcxhr_mgr *mgr, int audio_mask, int * } else { /* can start capture pipe */ pcxhr_set_pipe_cmd_params(&rmh, 1, audio - - PCXHR_PIPE_STATE_CAPTURE_OFFSET, - 0, 0); + PCXHR_PIPE_STATE_CAPTURE_OFFSET, + 0, 0); } err = pcxhr_send_msg(mgr, &rmh); if (err) { snd_printk(KERN_ERR - "error pipe start (CMD_CAN_START_PIPE) err=%x!\n", + "error pipe start " + "(CMD_CAN_START_PIPE) err=%x!\n", err); return err; } - /* if the pipe couldn't be prepaired for start, retry it later */ + /* if the pipe couldn't be prepaired for start, + * retry it later + */ if (rmh.stat[0] == 0) *retry |= (1<<audio); } @@ -795,14 +838,14 @@ static int pcxhr_stop_pipes(struct pcxhr_mgr *mgr, int audio_mask) } else { /* stop capture pipe */ pcxhr_set_pipe_cmd_params(&rmh, 1, audio - - PCXHR_PIPE_STATE_CAPTURE_OFFSET, - 0, 0); + PCXHR_PIPE_STATE_CAPTURE_OFFSET, + 0, 0); } err = pcxhr_send_msg(mgr, &rmh); if (err) { snd_printk(KERN_ERR - "error pipe stop (CMD_STOP_PIPE) err=%x!\n", - err); + "error pipe stop " + "(CMD_STOP_PIPE) err=%x!\n", err); return err; } } @@ -822,15 +865,16 @@ static int pcxhr_toggle_pipes(struct pcxhr_mgr *mgr, int audio_mask) if (audio_mask & 1) { pcxhr_init_rmh(&rmh, CMD_CONF_PIPE); if (audio < PCXHR_PIPE_STATE_CAPTURE_OFFSET) - pcxhr_set_pipe_cmd_params(&rmh, 0, 0, 0, 1 << audio); + pcxhr_set_pipe_cmd_params(&rmh, 0, 0, 0, + 1 << audio); else pcxhr_set_pipe_cmd_params(&rmh, 1, 0, 0, 1 << (audio - PCXHR_PIPE_STATE_CAPTURE_OFFSET)); err = pcxhr_send_msg(mgr, &rmh); if (err) { snd_printk(KERN_ERR - "error pipe start (CMD_CONF_PIPE) err=%x!\n", - err); + "error pipe start " + "(CMD_CONF_PIPE) err=%x!\n", err); return err; } } @@ -841,7 +885,9 @@ static int pcxhr_toggle_pipes(struct pcxhr_mgr *mgr, int audio_mask) pcxhr_init_rmh(&rmh, CMD_SEND_IRQA); err = pcxhr_send_msg(mgr, &rmh); if (err) { - snd_printk(KERN_ERR "error pipe start (CMD_SEND_IRQA) err=%x!\n", err ); + snd_printk(KERN_ERR + "error pipe start (CMD_SEND_IRQA) err=%x!\n", + err); return err; } return 0; @@ -849,7 +895,8 @@ static int pcxhr_toggle_pipes(struct pcxhr_mgr *mgr, int audio_mask) -int pcxhr_set_pipe_state(struct pcxhr_mgr *mgr, int playback_mask, int capture_mask, int start) +int pcxhr_set_pipe_state(struct pcxhr_mgr *mgr, int playback_mask, + int capture_mask, int start) { int state, i, err; int audio_mask; @@ -858,21 +905,23 @@ int pcxhr_set_pipe_state(struct pcxhr_mgr *mgr, int playback_mask, int capture_m struct timeval my_tv1, my_tv2; do_gettimeofday(&my_tv1); #endif - audio_mask = (playback_mask | (capture_mask << PCXHR_PIPE_STATE_CAPTURE_OFFSET)); + audio_mask = (playback_mask | + (capture_mask << PCXHR_PIPE_STATE_CAPTURE_OFFSET)); /* current pipe state (playback + record) */ state = pcxhr_pipes_running(mgr); snd_printdd("pcxhr_set_pipe_state %s (mask %x current %x)\n", start ? "START" : "STOP", audio_mask, state); if (start) { - audio_mask &= ~state; /* start only pipes that are not yet started */ + /* start only pipes that are not yet started */ + audio_mask &= ~state; state = audio_mask; for (i = 0; i < MAX_WAIT_FOR_DSP; i++) { err = pcxhr_prepair_pipe_start(mgr, state, &state); if (err) return err; if (state == 0) - break; /* success, all pipes prepaired for start */ - mdelay(1); /* otherwise wait 1 millisecond and retry */ + break; /* success, all pipes prepaired */ + mdelay(1); /* wait 1 millisecond and retry */ } } else { audio_mask &= state; /* stop only pipes that are started */ @@ -891,7 +940,7 @@ int pcxhr_set_pipe_state(struct pcxhr_mgr *mgr, int playback_mask, int capture_m if ((state & audio_mask) == (start ? audio_mask : 0)) break; if (++i >= MAX_WAIT_FOR_DSP * 100) { - snd_printk(KERN_ERR "error pipe start/stop (ED_NO_RESPONSE_AT_IRQA)\n"); + snd_printk(KERN_ERR "error pipe start/stop\n"); return -EBUSY; } udelay(10); /* wait 10 microseconds */ @@ -918,7 +967,8 @@ int pcxhr_write_io_num_reg_cont(struct pcxhr_mgr *mgr, unsigned int mask, spin_lock_irqsave(&mgr->msg_lock, flags); if ((mgr->io_num_reg_cont & mask) == value) { - snd_printdd("IO_NUM_REG_CONT mask %x already is set to %x\n", mask, value); + snd_printdd("IO_NUM_REG_CONT mask %x already is set to %x\n", + mask, value); if (changed) *changed = 0; spin_unlock_irqrestore(&mgr->msg_lock, flags); @@ -971,7 +1021,8 @@ static int pcxhr_handle_async_err(struct pcxhr_mgr *mgr, u32 err, err = ((err >> 12) & 0xfff); if (!err) return 0; - snd_printdd("CMD_ASYNC : Error %s %s Pipe %d err=%x\n", err_src_name[err_src], + snd_printdd("CMD_ASYNC : Error %s %s Pipe %d err=%x\n", + err_src_name[err_src], is_capture ? "Record" : "Play", pipe, err); if (err == 0xe01) mgr->async_err_stream_xrun++; @@ -996,6 +1047,13 @@ void pcxhr_msg_tasklet(unsigned long arg) snd_printdd("TASKLET : PCXHR_IRQ_TIME_CODE event occured\n"); if (mgr->src_it_dsp & PCXHR_IRQ_NOTIFY) snd_printdd("TASKLET : PCXHR_IRQ_NOTIFY event occured\n"); + if (mgr->src_it_dsp & (PCXHR_IRQ_FREQ_CHANGE | PCXHR_IRQ_TIME_CODE)) { + /* clear events FREQ_CHANGE and TIME_CODE */ + pcxhr_init_rmh(prmh, CMD_TEST_IT); + err = pcxhr_send_msg(mgr, prmh); + snd_printdd("CMD_TEST_IT : err=%x, stat=%x\n", + err, prmh->stat[0]); + } if (mgr->src_it_dsp & PCXHR_IRQ_ASYNC) { snd_printdd("TASKLET : PCXHR_IRQ_ASYNC event occured\n"); @@ -1005,18 +1063,22 @@ void pcxhr_msg_tasklet(unsigned long arg) prmh->stat_len = PCXHR_SIZE_MAX_LONG_STATUS; err = pcxhr_send_msg(mgr, prmh); if (err) - snd_printk(KERN_ERR "ERROR pcxhr_msg_tasklet=%x;\n", err); + snd_printk(KERN_ERR "ERROR pcxhr_msg_tasklet=%x;\n", + err); i = 1; while (i < prmh->stat_len) { - int nb_audio = (prmh->stat[i] >> FIELD_SIZE) & MASK_FIRST_FIELD; - int nb_stream = (prmh->stat[i] >> (2*FIELD_SIZE)) & MASK_FIRST_FIELD; + int nb_audio = ((prmh->stat[i] >> FIELD_SIZE) & + MASK_FIRST_FIELD); + int nb_stream = ((prmh->stat[i] >> (2*FIELD_SIZE)) & + MASK_FIRST_FIELD); int pipe = prmh->stat[i] & MASK_FIRST_FIELD; int is_capture = prmh->stat[i] & 0x400000; u32 err2; if (prmh->stat[i] & 0x800000) { /* if BIT_END */ snd_printdd("TASKLET : End%sPipe %d\n", - is_capture ? "Record" : "Play", pipe); + is_capture ? "Record" : "Play", + pipe); } i++; err2 = prmh->stat[i] ? prmh->stat[i] : prmh->stat[i+1]; @@ -1062,7 +1124,7 @@ static u_int64_t pcxhr_stream_read_position(struct pcxhr_mgr *mgr, pcxhr_init_rmh(&rmh, CMD_STREAM_SAMPLE_COUNT); pcxhr_set_pipe_cmd_params(&rmh, stream->pipe->is_capture, stream->pipe->first_audio, 0, stream_mask); - /* rmh.stat_len = 2; */ /* 2 resp data for each stream of the pipe */ + /* rmh.stat_len = 2; */ /* 2 resp data for each stream of the pipe */ err = pcxhr_send_msg(mgr, &rmh); if (err) @@ -1072,18 +1134,21 @@ static u_int64_t pcxhr_stream_read_position(struct pcxhr_mgr *mgr, hw_sample_count += (u_int64_t)rmh.stat[1]; snd_printdd("stream %c%d : abs samples real(%ld) timer(%ld)\n", - stream->pipe->is_capture ? 'C':'P', stream->substream->number, + stream->pipe->is_capture ? 'C' : 'P', + stream->substream->number, (long unsigned int)hw_sample_count, (long unsigned int)(stream->timer_abs_periods + - stream->timer_period_frag + PCXHR_GRANULARITY)); - + stream->timer_period_frag + + mgr->granularity)); return hw_sample_count; } static void pcxhr_update_timer_pos(struct pcxhr_mgr *mgr, - struct pcxhr_stream *stream, int samples_to_add) + struct pcxhr_stream *stream, + int samples_to_add) { - if (stream->substream && (stream->status == PCXHR_STREAM_STATUS_RUNNING)) { + if (stream->substream && + (stream->status == PCXHR_STREAM_STATUS_RUNNING)) { u_int64_t new_sample_count; int elapsed = 0; int hardware_read = 0; @@ -1092,20 +1157,22 @@ static void pcxhr_update_timer_pos(struct pcxhr_mgr *mgr, if (samples_to_add < 0) { stream->timer_is_synced = 0; /* add default if no hardware_read possible */ - samples_to_add = PCXHR_GRANULARITY; + samples_to_add = mgr->granularity; } if (!stream->timer_is_synced) { - if (stream->timer_abs_periods != 0 || - stream->timer_period_frag + PCXHR_GRANULARITY >= - runtime->period_size) { - new_sample_count = pcxhr_stream_read_position(mgr, stream); + if ((stream->timer_abs_periods != 0) || + ((stream->timer_period_frag + samples_to_add) >= + runtime->period_size)) { + new_sample_count = + pcxhr_stream_read_position(mgr, stream); hardware_read = 1; - if (new_sample_count >= PCXHR_GRANULARITY_MIN) { - /* sub security offset because of jitter and - * finer granularity of dsp time (MBOX4) + if (new_sample_count >= mgr->granularity) { + /* sub security offset because of + * jitter and finer granularity of + * dsp time (MBOX4) */ - new_sample_count -= PCXHR_GRANULARITY_MIN; + new_sample_count -= mgr->granularity; stream->timer_is_synced = 1; } } @@ -1128,12 +1195,15 @@ static void pcxhr_update_timer_pos(struct pcxhr_mgr *mgr, stream->timer_buf_periods = 0; stream->timer_abs_periods = new_elapse_pos; } - if (new_sample_count >= stream->timer_abs_periods) - stream->timer_period_frag = (u_int32_t)(new_sample_count - - stream->timer_abs_periods); - else - snd_printk(KERN_ERR "ERROR new_sample_count too small ??? %lx\n", + if (new_sample_count >= stream->timer_abs_periods) { + stream->timer_period_frag = + (u_int32_t)(new_sample_count - + stream->timer_abs_periods); + } else { + snd_printk(KERN_ERR + "ERROR new_sample_count too small ??? %ld\n", (long unsigned int)new_sample_count); + } if (elapsed) { spin_unlock(&mgr->lock); @@ -1143,7 +1213,6 @@ static void pcxhr_update_timer_pos(struct pcxhr_mgr *mgr, } } - irqreturn_t pcxhr_interrupt(int irq, void *dev_id) { struct pcxhr_mgr *mgr = dev_id; @@ -1156,7 +1225,8 @@ irqreturn_t pcxhr_interrupt(int irq, void *dev_id) reg = PCXHR_INPL(mgr, PCXHR_PLX_IRQCS); if (! (reg & PCXHR_IRQCS_ACTIVE_PCIDB)) { spin_unlock(&mgr->lock); - return IRQ_NONE; /* this device did not cause the interrupt */ + /* this device did not cause the interrupt */ + return IRQ_NONE; } /* clear interrupt */ @@ -1167,10 +1237,12 @@ irqreturn_t pcxhr_interrupt(int irq, void *dev_id) if (reg & PCXHR_IRQ_TIMER) { int timer_toggle = reg & PCXHR_IRQ_TIMER; /* is a 24 bit counter */ - int dsp_time_new = PCXHR_INPL(mgr, PCXHR_PLX_MBOX4) & PCXHR_DSP_TIME_MASK; + int dsp_time_new = + PCXHR_INPL(mgr, PCXHR_PLX_MBOX4) & PCXHR_DSP_TIME_MASK; int dsp_time_diff = dsp_time_new - mgr->dsp_time_last; - if (dsp_time_diff < 0 && mgr->dsp_time_last != PCXHR_DSP_TIME_INVALID) { + if ((dsp_time_diff < 0) && + (mgr->dsp_time_last != PCXHR_DSP_TIME_INVALID)) { snd_printdd("ERROR DSP TIME old(%d) new(%d) -> " "resynchronize all streams\n", mgr->dsp_time_last, dsp_time_new); @@ -1178,40 +1250,49 @@ irqreturn_t pcxhr_interrupt(int irq, void *dev_id) } #ifdef CONFIG_SND_DEBUG_VERBOSE if (dsp_time_diff == 0) - snd_printdd("ERROR DSP TIME NO DIFF time(%d)\n", dsp_time_new); - else if (dsp_time_diff >= (2*PCXHR_GRANULARITY)) + snd_printdd("ERROR DSP TIME NO DIFF time(%d)\n", + dsp_time_new); + else if (dsp_time_diff >= (2*mgr->granularity)) snd_printdd("ERROR DSP TIME TOO BIG old(%d) add(%d)\n", - mgr->dsp_time_last, dsp_time_new - mgr->dsp_time_last); + mgr->dsp_time_last, + dsp_time_new - mgr->dsp_time_last); + else if (dsp_time_diff % mgr->granularity) + snd_printdd("ERROR DSP TIME increased by %d\n", + dsp_time_diff); #endif mgr->dsp_time_last = dsp_time_new; - if (timer_toggle == mgr->timer_toggle) + if (timer_toggle == mgr->timer_toggle) { snd_printdd("ERROR TIMER TOGGLE\n"); + mgr->dsp_time_err++; + } mgr->timer_toggle = timer_toggle; reg &= ~PCXHR_IRQ_TIMER; for (i = 0; i < mgr->num_cards; i++) { chip = mgr->chip[i]; for (j = 0; j < chip->nb_streams_capt; j++) - pcxhr_update_timer_pos(mgr, &chip->capture_stream[j], - dsp_time_diff); + pcxhr_update_timer_pos(mgr, + &chip->capture_stream[j], + dsp_time_diff); } for (i = 0; i < mgr->num_cards; i++) { chip = mgr->chip[i]; for (j = 0; j < chip->nb_streams_play; j++) - pcxhr_update_timer_pos(mgr, &chip->playback_stream[j], - dsp_time_diff); + pcxhr_update_timer_pos(mgr, + &chip->playback_stream[j], + dsp_time_diff); } } /* other irq's handled in the tasklet */ if (reg & PCXHR_IRQ_MASK) { - - /* as we didn't request any notifications, some kind of xrun error - * will probably occured - */ - /* better resynchronize all streams next interrupt : */ - mgr->dsp_time_last = PCXHR_DSP_TIME_INVALID; - + if (reg & PCXHR_IRQ_ASYNC) { + /* as we didn't request any async notifications, + * some kind of xrun error will probably occured + */ + /* better resynchronize all streams next interrupt : */ + mgr->dsp_time_last = PCXHR_DSP_TIME_INVALID; + } mgr->src_it_dsp = reg; tasklet_schedule(&mgr->msg_taskq); } |