/* * Copyright (c) by Jaroslav Kysela * Creative Labs, Inc. * Routines for IRQ control of EMU10K1 chips * * BUGS: * -- * * TODO: * -- * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation; either version 2 of the License, or * (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA * */ #include #include #include irqreturn_t snd_emu10k1_interrupt(int irq, void *dev_id) { struct snd_emu10k1 *emu = dev_id; unsigned int status, status2, orig_status, orig_status2; int handled = 0; int timeout = 0; while (((status = inl(emu->port + IPR)) != 0) && (timeout < 1000)) { timeout++; orig_status = status; handled = 1; if ((status & 0xffffffff) == 0xffffffff) { dev_info(emu->card->dev, "Suspected sound card removal\n"); break; } if (status & IPR_PCIERROR) { dev_err(emu->card->dev, "interrupt: PCI error\n"); snd_emu10k1_intr_disable(emu, INTE_PCIERRORENABLE); status &= ~IPR_PCIERROR; } if (status & (IPR_VOLINCR|IPR_VOLDECR|IPR_MUTE)) { if (emu->hwvol_interrupt) emu->hwvol_interrupt(emu, status); else snd_emu10k1_intr_disable(emu, INTE_VOLINCRENABLE|INTE_VOLDECRENABLE|INTE_MUTEENABLE); status &= ~(IPR_VOLINCR|IPR_VOLDECR|IPR_MUTE); } if (status & IPR_CHANNELLOOP) { int voice; int voice_max = status & IPR_CHANNELNUMBERMASK; u32 val; struct snd_emu10k1_voice *pvoice = emu->voices; val = snd_emu10k1_ptr_read(emu, CLIPL, 0); for (voice = 0; voice <= voice_max; voice++) { if (voice == 0x20) val = snd_emu10k1_ptr_read(emu, CLIPH, 0); if (val & 1) { if (pvoice->use && pvoice->interrupt != NULL) { pvoice->interrupt(emu, pvoice); snd_emu10k1_voice_intr_ack(emu, voice); } else { snd_emu10k1_voice_intr_disable(emu, voice); } } val >>= 1; pvoice++; } val = snd_emu10k1_ptr_read(emu, HLIPL, 0); for (voice = 0; voice <= voice_max; voice++) { if (voice == 0x20) val = snd_emu10k1_ptr_read(emu, HLIPH, 0); if (val & 1) { if (pvoice->use && pvoice->interrupt != NULL) { pvoice->interrupt(emu, pvoice); snd_emu10k1_voice_half_loop_intr_ack(emu, voice); } else { snd_emu10k1_voice_half_loop_intr_disable(emu, voice); } } val >>= 1; pvoice++; } status &= ~IPR_CHANNELLOOP; } status &= ~IPR_CHANNELNUMBERMASK; if (status & (IPR_ADCBUFFULL|IPR_ADCBUFHALFFULL)) { if (emu->capture_interrupt) emu->capture_interrupt(emu, status); else snd_emu10k1_intr_disable(emu, INTE_ADCBUFENABLE); status &= ~(IPR_ADCBUFFULL|IPR_ADCBUFHALFFULL); } if (status & (IPR_MICBUFFULL|IPR_MICBUFHALFFULL)) { if (emu->capture_mic_interrupt) emu->capture_mic_interrupt(emu, status); else snd_emu10k1_intr_disable(emu, INTE_MICBUFENABLE); status &= ~(IPR_MICBUFFULL|IPR_MICBUFHALFFULL); } if (status & (IPR_EFXBUFFULL|IPR_EFXBUFHALFFULL)) { if (emu->capture_efx_interrupt) emu->capture_efx_interrupt(emu, status); else snd_emu10k1_intr_disable(emu, INTE_EFXBUFENABLE); status &= ~(IPR_EFXBUFFULL|IPR_EFXBUFHALFFULL); } if (status & (IPR_MIDITRANSBUFEMPTY|IPR_MIDIRECVBUFEMPTY)) { if (emu->midi.interrupt) emu->midi.interrupt(emu, status); else snd_emu10k1_intr_disable(emu, INTE_MIDITXENABLE|INTE_MIDIRXENABLE); status &= ~(IPR_MIDITRANSBUFEMPTY|IPR_MIDIRECVBUFEMPTY); } if (status & (IPR_A_MIDITRANSBUFEMPTY2|IPR_A_MIDIRECVBUFEMPTY2)) { if (emu->midi2.interrupt) emu->midi2.interrupt(emu, status); else snd_emu10k1_intr_disable(emu, INTE_A_MIDITXENABLE2|INTE_A_MIDIRXENABLE2); status &= ~(IPR_A_MIDITRANSBUFEMPTY2|IPR_A_MIDIRECVBUFEMPTY2); } if (status & IPR_INTERVALTIMER) { if (emu->timer) snd_timer_interrupt(emu->timer, emu->timer->sticks); else snd_emu10k1_intr_disable(emu, INTE_INTERVALTIMERENB); status &= ~IPR_INTERVALTIMER; } if (status & (IPR_GPSPDIFSTATUSCHANGE|IPR_CDROMSTATUSCHANGE)) { if (emu->spdif_interrupt) emu->spdif_interrupt(emu, status); else snd_emu10k1_intr_disable(emu, INTE_GPSPDIFENABLE|INTE_CDSPDIFENABLE); status &= ~(IPR_GPSPDIFSTATUSCHANGE|IPR_CDROMSTATUSCHANGE); } if (status & IPR_FXDSP) { if (emu->dsp_interrupt) emu->dsp_interrupt(emu); else snd_emu10k1_intr_disable(emu, INTE_FXDSPENABLE); status &= ~IPR_FXDSP; } if (status & IPR_P16V) { while ((status2 = inl(emu->port + IPR2)) != 0) { u32 mask = INTE2_PLAYBACK_CH_0_LOOP; /* Full Loop */ struct snd_emu10k1_voice *pvoice = &(emu->p16v_voices[0]); struct snd_emu10k1_voice *cvoice = &(emu->p16v_capture_voice); /* dev_dbg(emu->card->dev, "status2=0x%x\n", status2); */ orig_status2 = status2; if(status2 & mask) { if(pvoice->use) { snd_pcm_period_elapsed(pvoice->epcm->substream); } else { dev_err(emu->card->dev, "p16v: status: 0x%08x, mask=0x%08x, pvoice=%p, use=%d\n", status2, mask, pvoice, pvoice->use); } } if(status2 & 0x110000) { /* dev_info(emu->card->dev, "capture int found\n"); */ if(cvoice->use) { /* dev_info(emu->card->dev, "capture period_elapsed\n"); */ snd_pcm_period_elapsed(cvoice->epcm->substream); } } outl(orig_status2, emu->port + IPR2); /* ack all */ } status &= ~IPR_P16V; } if (status) { unsigned int bits; dev_err(emu->card->dev, "unhandled interrupt: 0x%08x\n", status); //make sure any interrupts we don't handle are disabled: bits = INTE_FXDSPENABLE | INTE_PCIERRORENABLE | INTE_VOLINCRENABLE | INTE_VOLDECRENABLE | INTE_MUTEENABLE | INTE_MICBUFENABLE | INTE_ADCBUFENABLE | INTE_EFXBUFENABLE | INTE_GPSPDIFENABLE | INTE_CDSPDIFENABLE | INTE_INTERVALTIMERENB | INTE_MIDITXENABLE | INTE_MIDIRXENABLE; if (emu->audigy) bits |= INTE_A_MIDITXENABLE2 | INTE_A_MIDIRXENABLE2; snd_emu10k1_intr_disable(emu, bits); } outl(orig_status, emu->port + IPR); /* ack all */ } if (timeout == 1000) dev_info(emu->card->dev, "emu10k1 irq routine failure\n"); return IRQ_RETVAL(handled); } table>
USB: serial: qcserial: add Dell DW5570 QDL
The Dell DW5570 is a re-branded Sierra Wireless MC8805 which will by default boot with vid 0x413c and pid 0x81a3. When triggered QDL download mode, the device switches to pid 0x81a6 and provides the standard TTY used for firmware upgrade. Cc: <stable@vger.kernel.org> Signed-off-by: Aleksander Morgado <aleksander@aleksander.es> Signed-off-by: Johan Hovold <johan@kernel.org>
Diffstat (limited to 'include/dt-bindings/clk/ti-dra7-atl.h')