mirror of
https://github.com/AetherDroid/android_kernel_samsung_on5xelte.git
synced 2025-09-08 09:08:05 -04:00
Fixed MTP to work with TWRP
This commit is contained in:
awab228
commit
f6dfaef42e
50820 changed files with 20846062 additions and 0 deletions
213
sound/pci/emu10k1/irq.c
Normal file
213
sound/pci/emu10k1/irq.c
Normal file
|
|
@ -0,0 +1,213 @@
|
|||
/*
|
||||
* Copyright (c) by Jaroslav Kysela <perex@perex.cz>
|
||||
* 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 <linux/time.h>
|
||||
#include <sound/core.h>
|
||||
#include <sound/emu10k1.h>
|
||||
|
||||
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);
|
||||
}
|
||||
Loading…
Add table
Add a link
Reference in a new issue