Commit 60c4e7c1 authored by Takashi Iwai's avatar Takashi Iwai

Merge branch 'topic/ice' into for-linus

parents 593aff6c e2ea7cfc
......@@ -458,7 +458,7 @@ static irqreturn_t snd_ice1712_interrupt(int irq, void *dev_id)
u16 pbkstatus;
struct snd_pcm_substream *substream;
pbkstatus = inw(ICEDS(ice, INTSTAT));
/* printk("pbkstatus = 0x%x\n", pbkstatus); */
/* printk(KERN_DEBUG "pbkstatus = 0x%x\n", pbkstatus); */
for (idx = 0; idx < 6; idx++) {
if ((pbkstatus & (3 << (idx * 2))) == 0)
continue;
......
......@@ -241,6 +241,8 @@ get_rawmidi_substream(struct snd_ice1712 *ice, unsigned int stream)
struct snd_rawmidi_substream, list);
}
static void enable_midi_irq(struct snd_ice1712 *ice, u8 flag, int enable);
static void vt1724_midi_write(struct snd_ice1712 *ice)
{
struct snd_rawmidi_substream *s;
......@@ -254,6 +256,11 @@ static void vt1724_midi_write(struct snd_ice1712 *ice)
for (i = 0; i < count; ++i)
outb(buffer[i], ICEREG1724(ice, MPU_DATA));
}
/* mask irq when all bytes have been transmitted.
* enabled again in output_trigger when the new data comes in.
*/
enable_midi_irq(ice, VT1724_IRQ_MPU_TX,
!snd_rawmidi_transmit_empty(s));
}
static void vt1724_midi_read(struct snd_ice1712 *ice)
......@@ -272,31 +279,34 @@ static void vt1724_midi_read(struct snd_ice1712 *ice)
}
}
static void vt1724_enable_midi_irq(struct snd_rawmidi_substream *substream,
u8 flag, int enable)
/* call with ice->reg_lock */
static void enable_midi_irq(struct snd_ice1712 *ice, u8 flag, int enable)
{
struct snd_ice1712 *ice = substream->rmidi->private_data;
u8 mask;
spin_lock_irq(&ice->reg_lock);
mask = inb(ICEREG1724(ice, IRQMASK));
u8 mask = inb(ICEREG1724(ice, IRQMASK));
if (enable)
mask &= ~flag;
else
mask |= flag;
outb(mask, ICEREG1724(ice, IRQMASK));
}
static void vt1724_enable_midi_irq(struct snd_rawmidi_substream *substream,
u8 flag, int enable)
{
struct snd_ice1712 *ice = substream->rmidi->private_data;
spin_lock_irq(&ice->reg_lock);
enable_midi_irq(ice, flag, enable);
spin_unlock_irq(&ice->reg_lock);
}
static int vt1724_midi_output_open(struct snd_rawmidi_substream *s)
{
vt1724_enable_midi_irq(s, VT1724_IRQ_MPU_TX, 1);
return 0;
}
static int vt1724_midi_output_close(struct snd_rawmidi_substream *s)
{
vt1724_enable_midi_irq(s, VT1724_IRQ_MPU_TX, 0);
return 0;
}
......@@ -311,6 +321,7 @@ static void vt1724_midi_output_trigger(struct snd_rawmidi_substream *s, int up)
vt1724_midi_write(ice);
} else {
ice->midi_output = 0;
enable_midi_irq(ice, VT1724_IRQ_MPU_TX, 0);
}
spin_unlock_irqrestore(&ice->reg_lock, flags);
}
......@@ -320,6 +331,7 @@ static void vt1724_midi_output_drain(struct snd_rawmidi_substream *s)
struct snd_ice1712 *ice = s->rmidi->private_data;
unsigned long timeout;
vt1724_enable_midi_irq(s, VT1724_IRQ_MPU_TX, 0);
/* 32 bytes should be transmitted in less than about 12 ms */
timeout = jiffies + msecs_to_jiffies(15);
do {
......@@ -389,24 +401,24 @@ static irqreturn_t snd_vt1724_interrupt(int irq, void *dev_id)
status &= status_mask;
if (status == 0)
break;
spin_lock(&ice->reg_lock);
if (++timeout > 10) {
status = inb(ICEREG1724(ice, IRQSTAT));
printk(KERN_ERR "ice1724: Too long irq loop, "
"status = 0x%x\n", status);
if (status & VT1724_IRQ_MPU_TX) {
printk(KERN_ERR "ice1724: Disabling MPU_TX\n");
outb(inb(ICEREG1724(ice, IRQMASK)) |
VT1724_IRQ_MPU_TX,
ICEREG1724(ice, IRQMASK));
enable_midi_irq(ice, VT1724_IRQ_MPU_TX, 0);
}
spin_unlock(&ice->reg_lock);
break;
}
handled = 1;
if (status & VT1724_IRQ_MPU_TX) {
spin_lock(&ice->reg_lock);
if (ice->midi_output)
vt1724_midi_write(ice);
spin_unlock(&ice->reg_lock);
else
enable_midi_irq(ice, VT1724_IRQ_MPU_TX, 0);
/* Due to mysterical reasons, MPU_TX is always
* generated (and can't be cleared) when a PCM
* playback is going. So let's ignore at the
......@@ -415,15 +427,14 @@ static irqreturn_t snd_vt1724_interrupt(int irq, void *dev_id)
status_mask &= ~VT1724_IRQ_MPU_TX;
}
if (status & VT1724_IRQ_MPU_RX) {
spin_lock(&ice->reg_lock);
if (ice->midi_input)
vt1724_midi_read(ice);
else
vt1724_midi_clear_rx(ice);
spin_unlock(&ice->reg_lock);
}
/* ack MPU irq */
outb(status, ICEREG1724(ice, IRQSTAT));
spin_unlock(&ice->reg_lock);
if (status & VT1724_IRQ_MTPCM) {
/*
* Multi-track PCM
......@@ -745,7 +756,14 @@ static int snd_vt1724_playback_pro_prepare(struct snd_pcm_substream *substream)
spin_unlock_irq(&ice->reg_lock);
/* printk("pro prepare: ch = %d, addr = 0x%x, buffer = 0x%x, period = 0x%x\n", substream->runtime->channels, (unsigned int)substream->runtime->dma_addr, snd_pcm_lib_buffer_bytes(substream), snd_pcm_lib_period_bytes(substream)); */
/*
printk(KERN_DEBUG "pro prepare: ch = %d, addr = 0x%x, "
"buffer = 0x%x, period = 0x%x\n",
substream->runtime->channels,
(unsigned int)substream->runtime->dma_addr,
snd_pcm_lib_buffer_bytes(substream),
snd_pcm_lib_period_bytes(substream));
*/
return 0;
}
......@@ -2122,7 +2140,9 @@ unsigned char snd_vt1724_read_i2c(struct snd_ice1712 *ice,
wait_i2c_busy(ice);
val = inb(ICEREG1724(ice, I2C_DATA));
mutex_unlock(&ice->i2c_mutex);
/* printk("i2c_read: [0x%x,0x%x] = 0x%x\n", dev, addr, val); */
/*
printk(KERN_DEBUG "i2c_read: [0x%x,0x%x] = 0x%x\n", dev, addr, val);
*/
return val;
}
......@@ -2131,7 +2151,9 @@ void snd_vt1724_write_i2c(struct snd_ice1712 *ice,
{
mutex_lock(&ice->i2c_mutex);
wait_i2c_busy(ice);
/* printk("i2c_write: [0x%x,0x%x] = 0x%x\n", dev, addr, data); */
/*
printk(KERN_DEBUG "i2c_write: [0x%x,0x%x] = 0x%x\n", dev, addr, data);
*/
outb(addr, ICEREG1724(ice, I2C_BYTE_ADDR));
outb(data, ICEREG1724(ice, I2C_DATA));
outb(dev | VT1724_I2C_WRITE, ICEREG1724(ice, I2C_DEV_ADDR));
......
......@@ -345,8 +345,9 @@ static int juli_mute_put(struct snd_kcontrol *kcontrol,
new_gpio = old_gpio &
~((unsigned int) kcontrol->private_value);
}
/* printk("JULI - mute/unmute: control_value: 0x%x, old_gpio: 0x%x, \
new_gpio 0x%x\n",
/* printk(KERN_DEBUG
"JULI - mute/unmute: control_value: 0x%x, old_gpio: 0x%x, "
"new_gpio 0x%x\n",
(unsigned int)ucontrol->value.integer.value[0], old_gpio,
new_gpio); */
if (old_gpio != new_gpio) {
......
......@@ -133,8 +133,10 @@ static int stac9460_dac_mute_put(struct snd_kcontrol *kcontrol, struct snd_ctl_e
idx = snd_ctl_get_ioffidx(kcontrol, &ucontrol->id) + STAC946X_LF_VOLUME;
/* due to possible conflicts with stac9460_set_rate_val, mutexing */
mutex_lock(&spec->mute_mutex);
/*printk("Mute put: reg 0x%02x, ctrl value: 0x%02x\n", idx,
ucontrol->value.integer.value[0]);*/
/*
printk(KERN_DEBUG "Mute put: reg 0x%02x, ctrl value: 0x%02x\n", idx,
ucontrol->value.integer.value[0]);
*/
change = stac9460_dac_mute(ice, idx, ucontrol->value.integer.value[0]);
mutex_unlock(&spec->mute_mutex);
return change;
......@@ -185,7 +187,10 @@ static int stac9460_dac_vol_put(struct snd_kcontrol *kcontrol, struct snd_ctl_el
change = (ovol != nvol);
if (change) {
ovol = (0x7f - nvol) | (tmp & 0x80);
/*printk("DAC Volume: reg 0x%02x: 0x%02x\n", idx, ovol);*/
/*
printk(KERN_DEBUG "DAC Volume: reg 0x%02x: 0x%02x\n",
idx, ovol);
*/
stac9460_put(ice, idx, (0x7f - nvol) | (tmp & 0x80));
}
return change;
......@@ -344,7 +349,7 @@ static void stac9460_set_rate_val(struct snd_ice1712 *ice, unsigned int rate)
for (idx = 0; idx < 7 ; ++idx)
changed[idx] = stac9460_dac_mute(ice,
STAC946X_MASTER_VOLUME + idx, 0);
/*printk("Rate change: %d, new MC: 0x%02x\n", rate, new);*/
/*printk(KERN_DEBUG "Rate change: %d, new MC: 0x%02x\n", rate, new);*/
stac9460_put(ice, STAC946X_MASTER_CLOCKING, new);
udelay(10);
/* unmuting - only originally unmuted dacs -
......
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