Merge branch 'topic/misc' into topic/pcsp-fix

Conflicts:
	sound/drivers/pcsp/pcsp_lib.c

11 files changed, 359 insertions, 303 deletions

diff --git a/include/sound/core.h b/include/sound/core.h
index 1508c4ec1ba..f632484bc74 100644
--- a/include/sound/core.h
+++ b/include/sound/core.h
@@ -353,7 +353,7 @@ void snd_verbose_printd(const char *file, int line, const char *format, ...)
  * snd_printk - printk wrapper
  * @fmt: format string
  *
- * Works like print() but prints the file and the line of the caller
+ * Works like printk() but prints the file and the line of the caller
  * when configured with CONFIG_SND_VERBOSE_PRINTK.
  */
 #define snd_printk(fmt, args...) \
@@ -380,18 +380,40 @@ void snd_verbose_printd(const char *file, int line, const char *format, ...)
 	printk(fmt ,##args)
 #endif
 
+/**
+ * snd_BUG - give a BUG warning message and stack trace
+ *
+ * Calls WARN() if CONFIG_SND_DEBUG is set.
+ * Ignored when CONFIG_SND_DEBUG is not set.
+ */
 #define snd_BUG()		WARN(1, "BUG?\n")
+
+/**
+ * snd_BUG_ON - debugging check macro
+ * @cond: condition to evaluate
+ *
+ * When CONFIG_SND_DEBUG is set, this macro evaluates the given condition,
+ * and call WARN() and returns the value if it's non-zero.
+ * 
+ * When CONFIG_SND_DEBUG is not set, this just returns zero, and the given
+ * condition is ignored.
+ *
+ * NOTE: the argument won't be evaluated at all when CONFIG_SND_DEBUG=n.
+ * Thus, don't put any statement that influences on the code behavior,
+ * such as pre/post increment, to the argument of this macro.
+ * If you want to evaluate and give a warning, use standard WARN_ON().
+ */
 #define snd_BUG_ON(cond)	WARN((cond), "BUG? (%s)\n", __stringify(cond))
 
 #else /* !CONFIG_SND_DEBUG */
 
 #define snd_printd(fmt, args...)	do { } while (0)
 #define snd_BUG()			do { } while (0)
-static inline int __snd_bug_on(void)
+static inline int __snd_bug_on(int cond)
 {
 	return 0;
 }
-#define snd_BUG_ON(cond)		__snd_bug_on()  /* always false */
+#define snd_BUG_ON(cond)	__snd_bug_on(0 && (cond))  /* always false */
 
 #endif /* CONFIG_SND_DEBUG */
 
diff --git a/include/sound/version.h b/include/sound/version.h
index 4aafeda8863..2b48237e23b 100644
--- a/include/sound/version.h
+++ b/include/sound/version.h
@@ -1,3 +1,3 @@
 /* include/version.h */
-#define CONFIG_SND_VERSION "1.0.18rc3"
+#define CONFIG_SND_VERSION "1.0.18a"
 #define CONFIG_SND_DATE ""
diff --git a/sound/core/device.c b/sound/core/device.c
index c58d8227254..a67dfac08c0 100644
--- a/sound/core/device.c
+++ b/sound/core/device.c
@@ -98,7 +98,7 @@ int snd_device_free(struct snd_card *card, void *device_data)
 		kfree(dev);
 		return 0;
 	}
-	snd_printd("device free %p (from %p), not found\n", device_data,
+	snd_printd("device free %p (from %pF), not found\n", device_data,
 		   __builtin_return_address(0));
 	return -ENXIO;
 }
@@ -135,7 +135,7 @@ int snd_device_disconnect(struct snd_card *card, void *device_data)
 		}
 		return 0;
 	}
-	snd_printd("device disconnect %p (from %p), not found\n", device_data,
+	snd_printd("device disconnect %p (from %pF), not found\n", device_data,
 		   __builtin_return_address(0));
 	return -ENXIO;
 }
diff --git a/sound/drivers/pcsp/pcsp.c b/sound/drivers/pcsp/pcsp.c
index 1899cf0685b..2a02f704f36 100644
--- a/sound/drivers/pcsp/pcsp.c
+++ b/sound/drivers/pcsp/pcsp.c
@@ -96,7 +96,7 @@ static int __devinit snd_card_pcsp_probe(int devnum, struct device *dev)
 		return -EINVAL;
 
 	hrtimer_init(&pcsp_chip.timer, CLOCK_MONOTONIC, HRTIMER_MODE_REL);
-	pcsp_chip.timer.cb_mode = HRTIMER_CB_SOFTIRQ;
+	pcsp_chip.timer.cb_mode = HRTIMER_CB_IRQSAFE_UNLOCKED;
 	pcsp_chip.timer.function = pcsp_do_timer;
 
 	card = snd_card_new(index, id, THIS_MODULE, 0);
@@ -188,10 +188,8 @@ static int __devexit pcsp_remove(struct platform_device *dev)
 
 static void pcsp_stop_beep(struct snd_pcsp *chip)
 {
-	spin_lock_irq(&chip->substream_lock);
-	if (!chip->playback_substream)
-		pcspkr_stop_sound();
-	spin_unlock_irq(&chip->substream_lock);
+	pcsp_sync_stop(chip);
+	pcspkr_stop_sound();
 }
 
 #ifdef CONFIG_PM
diff --git a/sound/drivers/pcsp/pcsp.h b/sound/drivers/pcsp/pcsp.h
index 1d661f795e8..70533a333b5 100644
--- a/sound/drivers/pcsp/pcsp.h
+++ b/sound/drivers/pcsp/pcsp.h
@@ -77,6 +77,7 @@ struct snd_pcsp {
 extern struct snd_pcsp pcsp_chip;
 
 extern enum hrtimer_restart pcsp_do_timer(struct hrtimer *handle);
+extern void pcsp_sync_stop(struct snd_pcsp *chip);
 
 extern int snd_pcsp_new_pcm(struct snd_pcsp *chip);
 extern int snd_pcsp_new_mixer(struct snd_pcsp *chip);
diff --git a/sound/drivers/pcsp/pcsp_lib.c b/sound/drivers/pcsp/pcsp_lib.c
index 1f42e406311..f8d8470861d 100644
--- a/sound/drivers/pcsp/pcsp_lib.c
+++ b/sound/drivers/pcsp/pcsp_lib.c
@@ -8,6 +8,7 @@
 
 #include <linux/module.h>
 #include <linux/moduleparam.h>
+#include <linux/interrupt.h>
 #include <sound/pcm.h>
 #include <asm/io.h>
 #include "pcsp.h"
@@ -19,6 +20,22 @@ MODULE_PARM_DESC(nforce_wa, "Apply NForce chipset workaround "
 
 #define DMIX_WANTS_S16	1
 
+/*
+ * Call snd_pcm_period_elapsed in a tasklet
+ * This avoids spinlock messes and long-running irq contexts
+ */
+static void pcsp_call_pcm_elapsed(unsigned long priv)
+{
+	if (atomic_read(&pcsp_chip.timer_active)) {
+		struct snd_pcm_substream *substream;
+		substream = pcsp_chip.playback_substream;
+		if (substream)
+			snd_pcm_period_elapsed(substream);
+	}
+}
+
+static DECLARE_TASKLET(pcsp_pcm_tasklet, pcsp_call_pcm_elapsed, 0);
+
 enum hrtimer_restart pcsp_do_timer(struct hrtimer *handle)
 {
 	unsigned char timer_cnt, val;
@@ -28,41 +45,23 @@ enum hrtimer_restart pcsp_do_timer(struct hrtimer *handle)
 	struct snd_pcm_substream *substream;
 	struct snd_pcm_runtime *runtime;
 	struct snd_pcsp *chip = container_of(handle, struct snd_pcsp, timer);
+	unsigned long flags;
 
 	if (chip->thalf) {
 		outb(chip->val61, 0x61);
 		chip->thalf = 0;
 		if (!atomic_read(&chip->timer_active))
-			return HRTIMER_NORESTART;
+			goto stop;
 		hrtimer_forward(&chip->timer, hrtimer_get_expires(&chip->timer),
 				ktime_set(0, chip->ns_rem));
 		return HRTIMER_RESTART;
 	}
 
-	spin_lock_irq(&chip->substream_lock);
-	/* Takashi Iwai says regarding this extra lock:
-
-	If the irq handler handles some data on the DMA buffer, it should
-	do snd_pcm_stream_lock().
-	That protects basically against all races among PCM callbacks, yes.
-	However, there are two remaining issues:
-	1. The substream pointer you try to lock isn't protected _before_
-	  this lock yet.
-	2. snd_pcm_period_elapsed() itself acquires the lock.
-	The requirement of another lock is because of 1.  When you get
-	chip->playback_substream, it's not protected.
-	Keeping this lock while snd_pcm_period_elapsed() assures the substream
-	is still protected (at least, not released).  And the other status is
-	handled properly inside snd_pcm_stream_lock() in
-	snd_pcm_period_elapsed().
-
-	*/
-	if (!chip->playback_substream)
-		goto exit_nr_unlock1;
-	substream = chip->playback_substream;
-	snd_pcm_stream_lock(substream);
 	if (!atomic_read(&chip->timer_active))
-		goto exit_nr_unlock2;
+		goto stop;
+	substream = chip->playback_substream;
+	if (!substream)
+		goto stop;
 
 	runtime = substream->runtime;
 	fmt_size = snd_pcm_format_physical_width(runtime->format) >> 3;
@@ -87,6 +86,8 @@ enum hrtimer_restart pcsp_do_timer(struct hrtimer *handle)
 
 	period_bytes = snd_pcm_lib_period_bytes(substream);
 	buffer_bytes = snd_pcm_lib_buffer_bytes(substream);
+
+	spin_lock_irqsave(&chip->substream_lock, flags);
 	chip->playback_ptr += PCSP_INDEX_INC() * fmt_size;
 	periods_elapsed = chip->playback_ptr - chip->period_ptr;
 	if (periods_elapsed < 0) {
@@ -102,18 +103,15 @@ enum hrtimer_restart pcsp_do_timer(struct hrtimer *handle)
 	 * or ALSA will BUG on us. */
 	chip->playback_ptr %= buffer_bytes;
 
-	snd_pcm_stream_unlock(substream);
-
 	if (periods_elapsed) {
-		snd_pcm_period_elapsed(substream);
 		chip->period_ptr += periods_elapsed * period_bytes;
 		chip->period_ptr %= buffer_bytes;
+		tasklet_schedule(&pcsp_pcm_tasklet);
 	}
-
-	spin_unlock_irq(&chip->substream_lock);
+	spin_unlock_irqrestore(&chip->substream_lock, flags);
 
 	if (!atomic_read(&chip->timer_active))
-		return HRTIMER_NORESTART;
+		goto stop;
 
 	chip->ns_rem = PCSP_PERIOD_NS();
 	ns = (chip->thalf ? PCSP_CALC_NS(timer_cnt) : chip->ns_rem);
@@ -122,10 +120,7 @@ enum hrtimer_restart pcsp_do_timer(struct hrtimer *handle)
 							ktime_set(0, ns));
 	return HRTIMER_RESTART;
 
-exit_nr_unlock2:
-	snd_pcm_stream_unlock(substream);
-exit_nr_unlock1:
-	spin_unlock_irq(&chip->substream_lock);
+ stop:
 	return HRTIMER_NORESTART;
 }
 
@@ -165,26 +160,35 @@ static void pcsp_stop_playing(struct snd_pcsp *chip)
 	spin_unlock(&i8253_lock);
 }
 
+/*
+ * Force to stop and sync the stream
+ */
+void pcsp_sync_stop(struct snd_pcsp *chip)
+{
+	local_irq_disable();
+	pcsp_stop_playing(chip);
+	local_irq_enable();
+	hrtimer_cancel(&chip->timer);
+	tasklet_kill(&pcsp_pcm_tasklet);
+}
+
 static int snd_pcsp_playback_close(struct snd_pcm_substream *substream)
 {
 	struct snd_pcsp *chip = snd_pcm_substream_chip(substream);
 #if PCSP_DEBUG
 	printk(KERN_INFO "PCSP: close called\n");
 #endif
-	if (atomic_read(&chip->timer_active)) {
-		printk(KERN_ERR "PCSP: timer still active\n");
-		pcsp_stop_playing(chip);
-	}
-	spin_lock_irq(&chip->substream_lock);
+	pcsp_sync_stop(chip);
 	chip->playback_substream = NULL;
-	spin_unlock_irq(&chip->substream_lock);
 	return 0;
 }
 
 static int snd_pcsp_playback_hw_params(struct snd_pcm_substream *substream,
 				       struct snd_pcm_hw_params *hw_params)
 {
+	struct snd_pcsp *chip = snd_pcm_substream_chip(substream);
 	int err;
+	pcsp_sync_stop(chip);
 	err = snd_pcm_lib_malloc_pages(substream,
 				      params_buffer_bytes(hw_params));
 	if (err < 0)
@@ -194,9 +198,11 @@ static int snd_pcsp_playback_hw_params(struct snd_pcm_substream *substream,
 
 static int snd_pcsp_playback_hw_free(struct snd_pcm_substream *substream)
 {
+	struct snd_pcsp *chip = snd_pcm_substream_chip(substream);
 #if PCSP_DEBUG
 	printk(KERN_INFO "PCSP: hw_free called\n");
 #endif
+	pcsp_sync_stop(chip);
 	return snd_pcm_lib_free_pages(substream);
 }
 
@@ -212,6 +218,7 @@ static int snd_pcsp_playback_prepare(struct snd_pcm_substream *substream)
 			snd_pcm_lib_period_bytes(substream),
 			substream->runtime->periods);
 #endif
+	pcsp_sync_stop(chip);
 	chip->playback_ptr = 0;
 	chip->period_ptr = 0;
 	return 0;
@@ -242,7 +249,11 @@ static snd_pcm_uframes_t snd_pcsp_playback_pointer(struct snd_pcm_substream
 						   *substream)
 {
 	struct snd_pcsp *chip = snd_pcm_substream_chip(substream);
-	return bytes_to_frames(substream->runtime, chip->playback_ptr);
+	unsigned int pos;
+	spin_lock(&chip->substream_lock);
+	pos = chip->playback_ptr;
+	spin_unlock(&chip->substream_lock);
+	return bytes_to_frames(substream->runtime, pos);
 }
 
 static struct snd_pcm_hardware snd_pcsp_playback = {
@@ -279,9 +290,7 @@ static int snd_pcsp_playback_open(struct snd_pcm_substream *substream)
 		return -EBUSY;
 	}
 	runtime->hw = snd_pcsp_playback;
-	spin_lock_irq(&chip->substream_lock);
 	chip->playback_substream = substream;
-	spin_unlock_irq(&chip->substream_lock);
 	return 0;
 }
 
diff --git a/sound/pci/ac97/ac97_patch.c b/sound/pci/ac97/ac97_patch.c
index 6e831aff1bd..2c7cd97d223 100644
--- a/sound/pci/ac97/ac97_patch.c
+++ b/sound/pci/ac97/ac97_patch.c
@@ -2832,6 +2832,8 @@ static int patch_alc655(struct snd_ac97 * ac97)
 			val &= ~(1 << 1); /* Pin 47 is EAPD (for internal speaker) */
 		else
 			val |= (1 << 1); /* Pin 47 is spdif input pin */
+		/* this seems missing on some hardwares */
+		ac97->ext_id |= AC97_EI_SPDIF;
 	}
 	val &= ~(1 << 12); /* vref enable */
 	snd_ac97_write_cache(ac97, 0x7a, val);
diff --git a/sound/pci/emu10k1/emu10k1_main.c b/sound/pci/emu10k1/emu10k1_main.c
index de5ee8f097f..7958006a1d6 100644
--- a/sound/pci/emu10k1/emu10k1_main.c
+++ b/sound/pci/emu10k1/emu10k1_main.c
@@ -69,7 +69,7 @@ MODULE_FIRMWARE(EMU1010_NOTEBOOK_FILENAME);
  * EMU10K1 init / done
  *************************************************************************/
 
-void snd_emu10k1_voice_init(struct snd_emu10k1 * emu, int ch)
+void snd_emu10k1_voice_init(struct snd_emu10k1 *emu, int ch)
 {
 	snd_emu10k1_ptr_write(emu, DCYSUSV, ch, 0);
 	snd_emu10k1_ptr_write(emu, IP, ch, 0);
@@ -151,9 +151,9 @@ static unsigned int i2c_adc_init[][2] = {
 	{ 0x12, 0x32 },  /* ALC Control 3 */
 	{ 0x13, 0x00 },  /* Noise gate control */
 	{ 0x14, 0xa6 },  /* Limiter control */
-	{ 0x15, ADC_MUX_2 },  /* ADC Mixer control. Mic for Audigy 2 ZS Notebook */
+	{ 0x15, ADC_MUX_2 },  /* ADC Mixer control. Mic for A2ZS Notebook */
 };
-	
+
 static int snd_emu10k1_init(struct snd_emu10k1 *emu, int enable_ir, int resume)
 {
 	unsigned int silent_page;
@@ -161,8 +161,8 @@ static int snd_emu10k1_init(struct snd_emu10k1 *emu, int enable_ir, int resume)
 	u32 tmp;
 
 	/* disable audio and lock cache */
-	outl(HCFG_LOCKSOUNDCACHE | HCFG_LOCKTANKCACHE_MASK | HCFG_MUTEBUTTONENABLE,
-	     emu->port + HCFG);
+	outl(HCFG_LOCKSOUNDCACHE | HCFG_LOCKTANKCACHE_MASK |
+		HCFG_MUTEBUTTONENABLE, emu->port + HCFG);
 
 	/* reset recording buffers */
 	snd_emu10k1_ptr_write(emu, MICBS, 0, ADCBS_BUFSIZE_NONE);
@@ -179,7 +179,7 @@ static int snd_emu10k1_init(struct snd_emu10k1 *emu, int enable_ir, int resume)
 	snd_emu10k1_ptr_write(emu, SOLEL, 0, 0);
 	snd_emu10k1_ptr_write(emu, SOLEH, 0, 0);
 
-	if (emu->audigy){
+	if (emu->audigy) {
 		/* set SPDIF bypass mode */
 		snd_emu10k1_ptr_write(emu, SPBYPASS, 0, SPBYPASS_FORMAT);
 		/* enable rear left + rear right AC97 slots */
@@ -197,12 +197,12 @@ static int snd_emu10k1_init(struct snd_emu10k1 *emu, int enable_ir, int resume)
 
 	if (emu->card_capabilities->ca0151_chip) { /* audigy2 */
 		/* Hacks for Alice3 to work independent of haP16V driver */
-		//Setup SRCMulti_I2S SamplingRate
+		/* Setup SRCMulti_I2S SamplingRate */
 		tmp = snd_emu10k1_ptr_read(emu, A_SPDIF_SAMPLERATE, 0);
 		tmp &= 0xfffff1ff;
 		tmp |= (0x2<<9);
 		snd_emu10k1_ptr_write(emu, A_SPDIF_SAMPLERATE, 0, tmp);
-		
+
 		/* Setup SRCSel (Enable Spdif,I2S SRCMulti) */
 		snd_emu10k1_ptr20_write(emu, SRCSel, 0, 0x14);
 		/* Setup SRCMulti Input Audio Enable */
@@ -217,7 +217,7 @@ static int snd_emu10k1_init(struct snd_emu10k1 *emu, int enable_ir, int resume)
 	if (emu->card_capabilities->ca0108_chip) { /* audigy2 Value */
 		/* Hacks for Alice3 to work independent of haP16V driver */
 		snd_printk(KERN_INFO "Audigy2 value: Special config.\n");
-		//Setup SRCMulti_I2S SamplingRate
+		/* Setup SRCMulti_I2S SamplingRate */
 		tmp = snd_emu10k1_ptr_read(emu, A_SPDIF_SAMPLERATE, 0);
 		tmp &= 0xfffff1ff;
 		tmp |= (0x2<<9);
@@ -270,13 +270,13 @@ static int snd_emu10k1_init(struct snd_emu10k1 *emu, int enable_ir, int resume)
 		size = ARRAY_SIZE(i2c_adc_init);
 		for (n = 0; n < size; n++)
 			snd_emu10k1_i2c_write(emu, i2c_adc_init[n][0], i2c_adc_init[n][1]);
-		for (n=0; n < 4; n++) {
-			emu->i2c_capture_volume[n][0]= 0xcf;
-			emu->i2c_capture_volume[n][1]= 0xcf;
+		for (n = 0; n < 4; n++) {
+			emu->i2c_capture_volume[n][0] = 0xcf;
+			emu->i2c_capture_volume[n][1] = 0xcf;
 		}
 	}
 
-	
+
 	snd_emu10k1_ptr_write(emu, PTB, 0, emu->ptb_pages.addr);
 	snd_emu10k1_ptr_write(emu, TCB, 0, 0);	/* taken from original driver */
 	snd_emu10k1_ptr_write(emu, TCBS, 0, 4);	/* taken from original driver */
@@ -313,7 +313,7 @@ static int snd_emu10k1_init(struct snd_emu10k1 *emu, int enable_ir, int resume)
 	    (emu->model == 0x21 && emu->revision < 6))
 		outl(HCFG_LOCKTANKCACHE_MASK | HCFG_AUTOMUTE, emu->port + HCFG);
 	else
-		// With on-chip joystick
+		/* With on-chip joystick */
 		outl(HCFG_LOCKTANKCACHE_MASK | HCFG_AUTOMUTE | HCFG_JOYENABLE, emu->port + HCFG);
 
 	if (enable_ir) {	/* enable IR for SB Live */
@@ -335,9 +335,9 @@ static int snd_emu10k1_init(struct snd_emu10k1 *emu, int enable_ir, int resume)
 			outl(reg | HCFG_GPOUT1 | HCFG_GPOUT2, emu->port + HCFG);
 			udelay(100);
 			outl(reg, emu->port + HCFG);
- 		}
+		}
 	}
-	
+
 	if (emu->card_capabilities->emu_model) {
 		;  /* Disable all access to A_IOCFG for the emu1010 */
 	} else if (emu->card_capabilities->i2c_adc) {
@@ -364,7 +364,7 @@ static void snd_emu10k1_audio_enable(struct snd_emu10k1 *emu)
 		;  /* Disable A_IOCFG for Audigy 2 ZS Notebook */
 	} else if (emu->audigy) {
 		outl(inl(emu->port + A_IOCFG) & ~0x44, emu->port + A_IOCFG);
- 
+
 		if (emu->card_capabilities->ca0151_chip) { /* audigy2 */
 			/* Unmute Analog now.  Set GPO6 to 1 for Apollo.
 			 * This has to be done after init ALice3 I2SOut beyond 48KHz.
@@ -378,12 +378,12 @@ static void snd_emu10k1_audio_enable(struct snd_emu10k1 *emu)
 			outl(inl(emu->port + A_IOCFG) | 0x0080, emu->port + A_IOCFG);
 		}
 	}
-	
+
 #if 0
 	{
 	unsigned int tmp;
 	/* FIXME: the following routine disables LiveDrive-II !! */
-	// TOSLink detection
+	/* TOSLink detection */
 	emu->tos_link = 0;
 	tmp = inl(emu->port + HCFG);
 	if (tmp & (HCFG_GPINPUT0 | HCFG_GPINPUT1)) {
@@ -400,7 +400,7 @@ static void snd_emu10k1_audio_enable(struct snd_emu10k1 *emu)
 	snd_emu10k1_intr_enable(emu, INTE_PCIERRORENABLE);
 }
 
-int snd_emu10k1_done(struct snd_emu10k1 * emu)
+int snd_emu10k1_done(struct snd_emu10k1 *emu)
 {
 	int ch;
 
@@ -495,7 +495,7 @@ int snd_emu10k1_done(struct snd_emu10k1 * emu)
 
 #define EC_LAST_PROMFILE_ADDR	0x2f
 
-#define EC_SERIALNUM_ADDR	0x30	/* First word of serial number.  The 
+#define EC_SERIALNUM_ADDR	0x30	/* First word of serial number.  The
 					 * can be up to 30 characters in length
 					 * and is stored as a NULL-terminated
 					 * ASCII string.  Any unused bytes must be
@@ -503,8 +503,8 @@ int snd_emu10k1_done(struct snd_emu10k1 * emu)
 #define EC_CHECKSUM_ADDR	0x3f	/* Location at which checksum is stored */
 
 
-/* Most of this stuff is pretty self-evident.  According to the hardware 
- * dudes, we need to leave the ADCCAL bit low in order to avoid a DC 
+/* Most of this stuff is pretty self-evident.  According to the hardware
+ * dudes, we need to leave the ADCCAL bit low in order to avoid a DC
  * offset problem.  Weird.
  */
 #define EC_RAW_RUN_MODE		(EC_DACMUTEN | EC_ADCRSTN | EC_TRIM_MUTEN | \
@@ -523,7 +523,7 @@ int snd_emu10k1_done(struct snd_emu10k1 * emu)
  *  register.
  */
 
-static void snd_emu10k1_ecard_write(struct snd_emu10k1 * emu, unsigned int value)
+static void snd_emu10k1_ecard_write(struct snd_emu10k1 *emu, unsigned int value)
 {
 	unsigned short count;
 	unsigned int data;
@@ -561,7 +561,7 @@ static void snd_emu10k1_ecard_write(struct snd_emu10k1 * emu, unsigned int value
  * channel.
  */
 
-static void snd_emu10k1_ecard_setadcgain(struct snd_emu10k1 * emu,
+static void snd_emu10k1_ecard_setadcgain(struct snd_emu10k1 *emu,
 					 unsigned short gain)
 {
 	unsigned int bit;
@@ -574,7 +574,7 @@ static void snd_emu10k1_ecard_setadcgain(struct snd_emu10k1 * emu,
 
 	for (bit = (1 << 15); bit; bit >>= 1) {
 		unsigned int value;
-		
+
 		value = emu->ecard_ctrl & ~(EC_TRIM_CSN | EC_TRIM_SDATA);
 
 		if (gain & bit)
@@ -589,7 +589,7 @@ static void snd_emu10k1_ecard_setadcgain(struct snd_emu10k1 * emu,
 	snd_emu10k1_ecard_write(emu, emu->ecard_ctrl);
 }
 
-static int snd_emu10k1_ecard_init(struct snd_emu10k1 * emu)
+static int snd_emu10k1_ecard_init(struct snd_emu10k1 *emu)
 {
 	unsigned int hc_value;
 
@@ -598,7 +598,7 @@ static int snd_emu10k1_ecard_init(struct snd_emu10k1 * emu)
 			  EC_SPDIF0_SELECT(EC_DEFAULT_SPDIF0_SEL) |
 			  EC_SPDIF1_SELECT(EC_DEFAULT_SPDIF1_SEL);
 
-	/* Step 0: Set the codec type in the hardware control register 
+	/* Step 0: Set the codec type in the hardware control register
 	 * and enable audio output */
 	hc_value = inl(emu->port + HCFG);
 	outl(hc_value | HCFG_AUDIOENABLE | HCFG_CODECFORMAT_I2S, emu->port + HCFG);
@@ -629,7 +629,7 @@ static int snd_emu10k1_ecard_init(struct snd_emu10k1 * emu)
 	return 0;
 }
 
-static int snd_emu10k1_cardbus_init(struct snd_emu10k1 * emu)
+static int snd_emu10k1_cardbus_init(struct snd_emu10k1 *emu)
 {
 	unsigned long special_port;
 	unsigned int value;
@@ -656,7 +656,7 @@ static int snd_emu10k1_cardbus_init(struct snd_emu10k1 * emu)
 	return 0;
 }
 
-static int snd_emu1010_load_firmware(struct snd_emu10k1 * emu, const char * filename)
+static int snd_emu1010_load_firmware(struct snd_emu10k1 *emu, const char *filename)
 {
 	int err;
 	int n, i;
@@ -666,11 +666,12 @@ static int snd_emu1010_load_firmware(struct snd_emu10k1 * emu, const char * file
 	unsigned long flags;
 	const struct firmware *fw_entry;
 
-	if ((err = request_firmware(&fw_entry, filename, &emu->pci->dev)) != 0) {
-		snd_printk(KERN_ERR "firmware: %s not found. Err=%d\n",filename, err);
+	err = request_firmware(&fw_entry, filename, &emu->pci->dev);
+	if (err != 0) {
+		snd_printk(KERN_ERR "firmware: %s not found. Err = %d\n", filename, err);
 		return err;
 	}
-	snd_printk(KERN_INFO "firmware size=0x%zx\n", fw_entry->size);
+	snd_printk(KERN_INFO "firmware size = 0x%zx\n", fw_entry->size);
 
 	/* The FPGA is a Xilinx Spartan IIE XC2S50E */
 	/* GPIO7 -> FPGA PGMN
@@ -685,13 +686,13 @@ static int snd_emu1010_load_firmware(struct snd_emu10k1 * emu, const char * file
 	outl(0x80, emu->port + A_IOCFG); /* Leave bit 7 set during netlist setup. */
 	write_post = inl(emu->port + A_IOCFG);
 	udelay(100); /* Allow FPGA memory to clean */
-	for(n = 0; n < fw_entry->size; n++) {
-		value=fw_entry->data[n];	
-		for(i = 0; i < 8; i++) {
+	for (n = 0; n < fw_entry->size; n++) {
+		value = fw_entry->data[n];
+		for (i = 0; i < 8; i++) {
 			reg = 0x80;
 			if (value & 0x1)
 				reg = reg | 0x20;
-			value = value >> 1;   
+			value = value >> 1;
 			outl(reg, emu->port + A_IOCFG);
 			write_post = inl(emu->port + A_IOCFG);
 			outl(reg | 0x40, emu->port + A_IOCFG);
@@ -703,14 +704,14 @@ static int snd_emu1010_load_firmware(struct snd_emu10k1 * emu, const char * file
 	write_post = inl(emu->port + A_IOCFG);
 	spin_unlock_irqrestore(&emu->emu_lock, flags);
 
-        release_firmware(fw_entry);
+	release_firmware(fw_entry);
 	return 0;
 }
 
 static int emu1010_firmware_thread(void *data)
 {
-	struct snd_emu10k1 * emu = data;
-	int tmp,tmp2;
+	struct snd_emu10k1 *emu = data;
+	int tmp, tmp2;
 	int reg;
 	int err;
 
@@ -719,50 +720,50 @@ static int emu1010_firmware_thread(void *data)
 		msleep_interruptible(1000);
 		if (kthread_should_stop())
 			break;
-		snd_emu1010_fpga_read(emu, EMU_HANA_IRQ_STATUS, &tmp ); /* IRQ Status */
-		snd_emu1010_fpga_read(emu, EMU_HANA_OPTION_CARDS, &reg ); /* OPTIONS: Which cards are attached to the EMU */
+		snd_emu1010_fpga_read(emu, EMU_HANA_IRQ_STATUS, &tmp); /* IRQ Status */
+		snd_emu1010_fpga_read(emu, EMU_HANA_OPTION_CARDS, &reg); /* OPTIONS: Which cards are attached to the EMU */
 		if (reg & EMU_HANA_OPTION_DOCK_OFFLINE) {
 			/* Audio Dock attached */
 			/* Return to Audio Dock programming mode */
 			snd_printk(KERN_INFO "emu1010: Loading Audio Dock Firmware\n");
-			snd_emu1010_fpga_write(emu,  EMU_HANA_FPGA_CONFIG, EMU_HANA_FPGA_CONFIG_AUDIODOCK );
+			snd_emu1010_fpga_write(emu, EMU_HANA_FPGA_CONFIG, EMU_HANA_FPGA_CONFIG_AUDIODOCK);
 			if (emu->card_capabilities->emu_model ==
 			    EMU_MODEL_EMU1010) {
-				if ((err = snd_emu1010_load_firmware(emu, DOCK_FILENAME)) != 0) {
+				err = snd_emu1010_load_firmware(emu, DOCK_FILENAME);
+				if (err != 0)
 					continue;
-				}
 			} else if (emu->card_capabilities->emu_model ==
 				   EMU_MODEL_EMU1010B) {
-				if ((err = snd_emu1010_load_firmware(emu, MICRO_DOCK_FILENAME)) != 0) {
+				err = snd_emu1010_load_firmware(emu, MICRO_DOCK_FILENAME);
+				if (err != 0)
 					continue;
-				}
 			} else if (emu->card_capabilities->emu_model ==
 				   EMU_MODEL_EMU1616) {
-				if ((err = snd_emu1010_load_firmware(emu, MICRO_DOCK_FILENAME)) != 0) {
+				err = snd_emu1010_load_firmware(emu, MICRO_DOCK_FILENAME);
+				if (err != 0)
 					continue;
-				}
 			}
 
-			snd_emu1010_fpga_write(emu,  EMU_HANA_FPGA_CONFIG, 0 );
-			snd_emu1010_fpga_read(emu, EMU_HANA_IRQ_STATUS, &reg );
-			snd_printk(KERN_INFO "emu1010: EMU_HANA+DOCK_IRQ_STATUS=0x%x\n",reg);
+			snd_emu1010_fpga_write(emu, EMU_HANA_FPGA_CONFIG, 0);
+			snd_emu1010_fpga_read(emu, EMU_HANA_IRQ_STATUS, &reg);
+			snd_printk(KERN_INFO "emu1010: EMU_HANA+DOCK_IRQ_STATUS = 0x%x\n", reg);
 			/* ID, should read & 0x7f = 0x55 when FPGA programmed. */
-			snd_emu1010_fpga_read(emu, EMU_HANA_ID, &reg );
-			snd_printk(KERN_INFO "emu1010: EMU_HANA+DOCK_ID=0x%x\n",reg);
+			snd_emu1010_fpga_read(emu, EMU_HANA_ID, &reg);
+			snd_printk(KERN_INFO "emu1010: EMU_HANA+DOCK_ID = 0x%x\n", reg);
 			if ((reg & 0x1f) != 0x15) {
 				/* FPGA failed to be programmed */
-				snd_printk(KERN_INFO "emu1010: Loading Audio Dock Firmware file failed, reg=0x%x\n", reg);
+				snd_printk(KERN_INFO "emu1010: Loading Audio Dock Firmware file failed, reg = 0x%x\n", reg);
 				continue;
 			}
 			snd_printk(KERN_INFO "emu1010: Audio Dock Firmware loaded\n");
-			snd_emu1010_fpga_read(emu, EMU_DOCK_MAJOR_REV, &tmp );
-			snd_emu1010_fpga_read(emu, EMU_DOCK_MINOR_REV, &tmp2 );
-			snd_printk("Audio Dock ver:%d.%d\n",tmp ,tmp2);
+			snd_emu1010_fpga_read(emu, EMU_DOCK_MAJOR_REV, &tmp);
+			snd_emu1010_fpga_read(emu, EMU_DOCK_MINOR_REV, &tmp2);
+			snd_printk("Audio Dock ver:%d.%d\n", tmp, tmp2);
 			/* Sync clocking between 1010 and Dock */
 			/* Allow DLL to settle */
 			msleep(10);
 			/* Unmute all. Default is muted after a firmware load */
-			snd_emu1010_fpga_write(emu, EMU_HANA_UNMUTE, EMU_UNMUTE );
+			snd_emu1010_fpga_write(emu, EMU_HANA_UNMUTE, EMU_UNMUTE);
 		}
 	}
 	snd_printk(KERN_INFO "emu1010: firmware thread stopping\n");
@@ -800,10 +801,10 @@ static int emu1010_firmware_thread(void *data)
  *		16 x 16-bit playback - snd_emu10k1_fx8010_playback_ops
  * 		16 x 32-bit capture - snd_emu10k1_capture_efx_ops
  */
-static int snd_emu10k1_emu1010_init(struct snd_emu10k1 * emu)
+static int snd_emu10k1_emu1010_init(struct snd_emu10k1 *emu)
 {
 	unsigned int i;
-	int tmp,tmp2;
+	int tmp, tmp2;
 	int reg;
 	int err;
 	const char *filename = NULL;
@@ -818,7 +819,7 @@ static int snd_emu10k1_emu1010_init(struct snd_emu10k1 * emu)
 	 * Lock Tank Memory Cache,
 	 * Mute all codecs.
 	 */
-	outl(0x0005a004, emu->port + HCFG); 
+	outl(0x0005a004, emu->port + HCFG);
 	/* AC97 2.1, Any 16Meg of 4Gig address, Auto-Mute, EMU32 Slave,
 	 * Mute all codecs.
 	 */
@@ -829,25 +830,25 @@ static int snd_emu10k1_emu1010_init(struct snd_emu10k1 * emu)
 	outl(0x0005a000, emu->port + HCFG);
 
 	/* Disable 48Volt power to Audio Dock */
-	snd_emu1010_fpga_write(emu,  EMU_HANA_DOCK_PWR,  0 );
+	snd_emu1010_fpga_write(emu, EMU_HANA_DOCK_PWR, 0);
 
 	/* ID, should read & 0x7f = 0x55. (Bit 7 is the IRQ bit) */
-	snd_emu1010_fpga_read(emu, EMU_HANA_ID, &reg );
-	snd_printdd("reg1=0x%x\n",reg);
+	snd_emu1010_fpga_read(emu, EMU_HANA_ID, &reg);
+	snd_printdd("reg1 = 0x%x\n", reg);
 	if ((reg & 0x3f) == 0x15) {
 		/* FPGA netlist already present so clear it */
 		/* Return to programming mode */
 
-		snd_emu1010_fpga_write(emu,  EMU_HANA_FPGA_CONFIG, 0x02 );
+		snd_emu1010_fpga_write(emu, EMU_HANA_FPGA_CONFIG, 0x02);
 	}
-	snd_emu1010_fpga_read(emu, EMU_HANA_ID, &reg );
-	snd_printdd("reg2=0x%x\n",reg);
+	snd_emu1010_fpga_read(emu, EMU_HANA_ID, &reg);
+	snd_printdd("reg2 = 0x%x\n", reg);
 	if ((reg & 0x3f) == 0x15) {
 		/* FPGA failed to return to programming mode */
 		snd_printk(KERN_INFO "emu1010: FPGA failed to return to programming mode\n");
 		return -ENODEV;
 	}
-	snd_printk(KERN_INFO "emu1010: EMU_HANA_ID=0x%x\n",reg);
+	snd_printk(KERN_INFO "emu1010: EMU_HANA_ID = 0x%x\n", reg);
 	switch (emu->card_capabilities->emu_model) {
 	case EMU_MODEL_EMU1010:
 		filename = HANA_FILENAME;
@@ -876,25 +877,25 @@ static int snd_emu10k1_emu1010_init(struct snd_emu10k1 * emu)
 	}
 
 	/* ID, should read & 0x7f = 0x55 when FPGA programmed. */
-	snd_emu1010_fpga_read(emu, EMU_HANA_ID, &reg );
+	snd_emu1010_fpga_read(emu, EMU_HANA_ID, &reg);
 	if ((reg & 0x3f) != 0x15) {
 		/* FPGA failed to be programmed */
-		snd_printk(KERN_INFO "emu1010: Loading Hana Firmware file failed, reg=0x%x\n", reg);
+		snd_printk(KERN_INFO "emu1010: Loading Hana Firmware file failed, reg = 0x%x\n", reg);
 		return -ENODEV;
 	}
 
 	snd_printk(KERN_INFO "emu1010: Hana Firmware loaded\n");
-	snd_emu1010_fpga_read(emu, EMU_HANA_MAJOR_REV, &tmp );
-	snd_emu1010_fpga_read(emu, EMU_HANA_MINOR_REV, &tmp2 );
-	snd_printk("Hana ver:%d.%d\n",tmp ,tmp2);
+	snd_emu1010_fpga_read(emu, EMU_HANA_MAJOR_REV, &tmp);
+	snd_emu1010_fpga_read(emu, EMU_HANA_MINOR_REV, &tmp2);
+	snd_printk("emu1010: Hana version: %d.%d\n", tmp, tmp2);
 	/* Enable 48Volt power to Audio Dock */
-	snd_emu1010_fpga_write(emu,  EMU_HANA_DOCK_PWR,  EMU_HANA_DOCK_PWR_ON );
+	snd_emu1010_fpga_write(emu, EMU_HANA_DOCK_PWR, EMU_HANA_DOCK_PWR_ON);
 
-	snd_emu1010_fpga_read(emu, EMU_HANA_OPTION_CARDS, &reg );
-	snd_printk(KERN_INFO "emu1010: Card options=0x%x\n",reg);
-	snd_emu1010_fpga_read(emu, EMU_HANA_OPTION_CARDS, &reg );
-	snd_printk(KERN_INFO "emu1010: Card options=0x%x\n",reg);
-	snd_emu1010_fpga_read(emu, EMU_HANA_OPTICAL_TYPE, &tmp ); 
+	snd_emu1010_fpga_read(emu, EMU_HANA_OPTION_CARDS, &reg);
+	snd_printk(KERN_INFO "emu1010: Card options = 0x%x\n", reg);
+	snd_emu1010_fpga_read(emu, EMU_HANA_OPTION_CARDS, &reg);
+	snd_printk(KERN_INFO "emu1010: Card options = 0x%x\n", reg);
+	snd_emu1010_fpga_read(emu, EMU_HANA_OPTICAL_TYPE, &tmp);
 	/* Optical -> ADAT I/O  */
 	/* 0 : SPDIF
 	 * 1 : ADAT
@@ -904,41 +905,42 @@ static int snd_emu10k1_emu1010_init(struct snd_emu10k1 * emu)
 	tmp = 0;
 	tmp = (emu->emu1010.optical_in ? EMU_HANA_OPTICAL_IN_ADAT : 0) |
 		(emu->emu1010.optical_out ? EMU_HANA_OPTICAL_OUT_ADAT : 0);
-	snd_emu1010_fpga_write(emu, EMU_HANA_OPTICAL_TYPE, tmp );
-	snd_emu1010_fpga_read(emu, EMU_HANA_ADC_PADS, &tmp );
+	snd_emu1010_fpga_write(emu, EMU_HANA_OPTICAL_TYPE, tmp);
+	snd_emu1010_fpga_read(emu, EMU_HANA_ADC_PADS, &tmp);
 	/* Set no attenuation on Audio Dock pads. */
-	snd_emu1010_fpga_write(emu, EMU_HANA_ADC_PADS, 0x00 );
+	snd_emu1010_fpga_write(emu, EMU_HANA_ADC_PADS, 0x00);
 	emu->emu1010.adc_pads = 0x00;
-	snd_emu1010_fpga_read(emu, EMU_HANA_DOCK_MISC, &tmp );
+	snd_emu1010_fpga_read(emu, EMU_HANA_DOCK_MISC, &tmp);
 	/* Unmute Audio dock DACs, Headphone source DAC-4. */
-	snd_emu1010_fpga_write(emu, EMU_HANA_DOCK_MISC, 0x30 );
-	snd_emu1010_fpga_write(emu, EMU_HANA_DOCK_LEDS_2, 0x12 );
-	snd_emu1010_fpga_read(emu, EMU_HANA_DAC_PADS, &tmp );
+	snd_emu1010_fpga_write(emu, EMU_HANA_DOCK_MISC, 0x30);
+	snd_emu1010_fpga_write(emu, EMU_HANA_DOCK_LEDS_2, 0x12);
+	snd_emu1010_fpga_read(emu, EMU_HANA_DAC_PADS, &tmp);
 	/* DAC PADs. */
-	snd_emu1010_fpga_write(emu, EMU_HANA_DAC_PADS, 0x0f );
+	snd_emu1010_fpga_write(emu, EMU_HANA_DAC_PADS, 0x0f);
 	emu->emu1010.dac_pads = 0x0f;
-	snd_emu1010_fpga_read(emu, EMU_HANA_DOCK_MISC, &tmp );
-	snd_emu1010_fpga_write(emu, EMU_HANA_DOCK_MISC, 0x30 );
-	snd_emu1010_fpga_read(emu, EMU_HANA_SPDIF_MODE, &tmp );
+	snd_emu1010_fpga_read(emu, EMU_HANA_DOCK_MISC, &tmp);
+	snd_emu1010_fpga_write(emu, EMU_HANA_DOCK_MISC, 0x30);
+	snd_emu1010_fpga_read(emu, EMU_HANA_SPDIF_MODE, &tmp);
 	/* SPDIF Format. Set Consumer mode, 24bit, copy enable */
-	snd_emu1010_fpga_write(emu, EMU_HANA_SPDIF_MODE, 0x10 );
+	snd_emu1010_fpga_write(emu, EMU_HANA_SPDIF_MODE, 0x10);
 	/* MIDI routing */
-	snd_emu1010_fpga_write(emu, EMU_HANA_MIDI_IN, 0x19 );
+	snd_emu1010_fpga_write(emu, EMU_HANA_MIDI_IN, 0x19);
 	/* Unknown. */
-	snd_emu1010_fpga_write(emu, EMU_HANA_MIDI_OUT, 0x0c );
-	/* snd_emu1010_fpga_write(emu, 0x09, 0x0f ); // IRQ Enable: All on */
+	snd_emu1010_fpga_write(emu, EMU_HANA_MIDI_OUT, 0x0c);
+	/* IRQ Enable: Alll on */
+	/* snd_emu1010_fpga_write(emu, 0x09, 0x0f ); */
 	/* IRQ Enable: All off */
-	snd_emu1010_fpga_write(emu, EMU_HANA_IRQ_ENABLE, 0x00 );
+	snd_emu1010_fpga_write(emu, EMU_HANA_IRQ_ENABLE, 0x00);
 
-	snd_emu1010_fpga_read(emu, EMU_HANA_OPTION_CARDS, &reg );
-	snd_printk(KERN_INFO "emu1010: Card options3=0x%x\n",reg);
+	snd_emu1010_fpga_read(emu, EMU_HANA_OPTION_CARDS, &reg);
+	snd_printk(KERN_INFO "emu1010: Card options3 = 0x%x\n", reg);
 	/* Default WCLK set to 48kHz. */
-	snd_emu1010_fpga_write(emu, EMU_HANA_DEFCLOCK, 0x00 );
+	snd_emu1010_fpga_write(emu, EMU_HANA_DEFCLOCK, 0x00);
 	/* Word Clock source, Internal 48kHz x1 */
-	snd_emu1010_fpga_write(emu, EMU_HANA_WCLOCK, EMU_HANA_WCLOCK_INT_48K );
-	//snd_emu1010_fpga_write(emu, EMU_HANA_WCLOCK, EMU_HANA_WCLOCK_INT_48K | EMU_HANA_WCLOCK_4X );
+	snd_emu1010_fpga_write(emu, EMU_HANA_WCLOCK, EMU_HANA_WCLOCK_INT_48K);
+	/* snd_emu1010_fpga_write(emu, EMU_HANA_WCLOCK, EMU_HANA_WCLOCK_INT_48K | EMU_HANA_WCLOCK_4X); */
 	/* Audio Dock LEDs. */
-	snd_emu1010_fpga_write(emu, EMU_HANA_DOCK_LEDS_2, 0x12 );
+	snd_emu1010_fpga_write(emu, EMU_HANA_DOCK_LEDS_2, 0x12);
 
 #if 0
 	/* For 96kHz */
@@ -992,7 +994,7 @@ static int snd_emu10k1_emu1010_init(struct snd_emu10k1 * emu)
 	 * Defaults only, users will set their own values anyways, let's
 	 * just copy/paste.
 	 */
-	
+
 	snd_emu1010_fpga_link_dst_src_write(emu,
 		EMU_DST_ALICE2_EMU32_8, EMU_SRC_DOCK_MIC_A1);
 	snd_emu1010_fpga_link_dst_src_write(emu,
@@ -1037,19 +1039,19 @@ static int snd_emu10k1_emu1010_init(struct snd_emu10k1 * emu)
 	snd_emu1010_fpga_link_dst_src_write(emu,
 		EMU_DST_ALICE2_EMU32_F, EMU_SRC_HAMOA_ADC_LEFT2);
 #endif
-	for (i = 0;i < 0x20; i++ ) {
-		/* AudioDock Elink <-  Silence */
-		snd_emu1010_fpga_link_dst_src_write(emu, 0x0100+i, EMU_SRC_SILENCE);
+	for (i = 0; i < 0x20; i++) {
+		/* AudioDock Elink <- Silence */
+		snd_emu1010_fpga_link_dst_src_write(emu, 0x0100 + i, EMU_SRC_SILENCE);
 	}
-	for (i = 0;i < 4; i++) {
+	for (i = 0; i < 4; i++) {
 		/* Hana SPDIF Out <- Silence */
-		snd_emu1010_fpga_link_dst_src_write(emu, 0x0200+i, EMU_SRC_SILENCE);
+		snd_emu1010_fpga_link_dst_src_write(emu, 0x0200 + i, EMU_SRC_SILENCE);
 	}
-	for (i = 0;i < 7; i++) {
+	for (i = 0; i < 7; i++) {
 		/* Hamoa DAC <- Silence */
-		snd_emu1010_fpga_link_dst_src_write(emu, 0x0300+i, EMU_SRC_SILENCE);
+		snd_emu1010_fpga_link_dst_src_write(emu, 0x0300 + i, EMU_SRC_SILENCE);
 	}
-	for (i = 0;i < 7; i++) {
+	for (i = 0; i < 7; i++) {
 		/* Hana ADAT Out <- Silence */
 		snd_emu1010_fpga_link_dst_src_write(emu, EMU_DST_HANA_ADAT + i, EMU_SRC_SILENCE);
 	}
@@ -1065,30 +1067,30 @@ static int snd_emu10k1_emu1010_init(struct snd_emu10k1 * emu)
 		EMU_DST_ALICE_I2S2_LEFT, EMU_SRC_DOCK_ADC3_LEFT1);
 	snd_emu1010_fpga_link_dst_src_write(emu,
 		EMU_DST_ALICE_I2S2_RIGHT, EMU_SRC_DOCK_ADC3_RIGHT1);
-	snd_emu1010_fpga_write(emu, EMU_HANA_UNMUTE, 0x01 ); // Unmute all
+	snd_emu1010_fpga_write(emu, EMU_HANA_UNMUTE, 0x01); /* Unmute all */
+
+	snd_emu1010_fpga_read(emu, EMU_HANA_OPTION_CARDS, &tmp);
 
-	snd_emu1010_fpga_read(emu, EMU_HANA_OPTION_CARDS, &tmp );
-	
 	/* AC97 1.03, Any 32Meg of 2Gig address, Auto-Mute, EMU32 Slave,
 	 * Lock Sound Memory Cache, Lock Tank Memory Cache,
 	 * Mute all codecs.
 	 */
-	outl(0x0000a000, emu->port + HCFG); 
+	outl(0x0000a000, emu->port + HCFG);
 	/* AC97 1.03, Any 32Meg of 2Gig address, Auto-Mute, EMU32 Slave,
 	 * Lock Sound Memory Cache, Lock Tank Memory Cache,
 	 * Un-Mute all codecs.
 	 */
 	outl(0x0000a001, emu->port + HCFG);
- 
+
 	/* Initial boot complete. Now patches */
 
-	snd_emu1010_fpga_read(emu, EMU_HANA_OPTION_CARDS, &tmp );
-	snd_emu1010_fpga_write(emu, EMU_HANA_MIDI_IN, 0x19 ); /* MIDI Route */
-	snd_emu1010_fpga_write(emu, EMU_HANA_MIDI_OUT, 0x0c ); /* Unknown */
-	snd_emu1010_fpga_write(emu, EMU_HANA_MIDI_IN, 0x19 ); /* MIDI Route */
-	snd_emu1010_fpga_write(emu, EMU_HANA_MIDI_OUT, 0x0c ); /* Unknown */
-	snd_emu1010_fpga_read(emu, EMU_HANA_SPDIF_MODE, &tmp ); 
-	snd_emu1010_fpga_write(emu, EMU_HANA_SPDIF_MODE, 0x10 ); /* SPDIF Format spdif  (or 0x11 for aes/ebu) */
+	snd_emu1010_fpga_read(emu, EMU_HANA_OPTION_CARDS, &tmp);
+	snd_emu1010_fpga_write(emu, EMU_HANA_MIDI_IN, 0x19); /* MIDI Route */
+	snd_emu1010_fpga_write(emu, EMU_HANA_MIDI_OUT, 0x0c); /* Unknown */
+	snd_emu1010_fpga_write(emu, EMU_HANA_MIDI_IN, 0x19); /* MIDI Route */
+	snd_emu1010_fpga_write(emu, EMU_HANA_MIDI_OUT, 0x0c); /* Unknown */
+	snd_emu1010_fpga_read(emu, EMU_HANA_SPDIF_MODE, &tmp);
+	snd_emu1010_fpga_write(emu, EMU_HANA_SPDIF_MODE, 0x10); /* SPDIF Format spdif  (or 0x11 for aes/ebu) */
 
 	/* Start Micro/Audio Dock firmware loader thread */
 	if (!emu->emu1010.firmware_thread) {
@@ -1218,20 +1220,20 @@ static int snd_emu10k1_emu1010_init(struct snd_emu10k1 * emu)
 		emu->emu1010.output_source[23] = 28;
 	}
 	/* TEMP: Select SPDIF in/out */
-	//snd_emu1010_fpga_write(emu, EMU_HANA_OPTICAL_TYPE, 0x0); /* Output spdif */
+	/* snd_emu1010_fpga_write(emu, EMU_HANA_OPTICAL_TYPE, 0x0); */ /* Output spdif */
 
 	/* TEMP: Select 48kHz SPDIF out */
 	snd_emu1010_fpga_write(emu, EMU_HANA_UNMUTE, 0x0); /* Mute all */
 	snd_emu1010_fpga_write(emu, EMU_HANA_DEFCLOCK, 0x0); /* Default fallback clock 48kHz */
 	/* Word Clock source, Internal 48kHz x1 */
-	snd_emu1010_fpga_write(emu, EMU_HANA_WCLOCK, EMU_HANA_WCLOCK_INT_48K );
-	//snd_emu1010_fpga_write(emu, EMU_HANA_WCLOCK, EMU_HANA_WCLOCK_INT_48K | EMU_HANA_WCLOCK_4X );
+	snd_emu1010_fpga_write(emu, EMU_HANA_WCLOCK, EMU_HANA_WCLOCK_INT_48K);
+	/* snd_emu1010_fpga_write(emu, EMU_HANA_WCLOCK, EMU_HANA_WCLOCK_INT_48K | EMU_HANA_WCLOCK_4X); */
 	emu->emu1010.internal_clock = 1; /* 48000 */
-	snd_emu1010_fpga_write(emu, EMU_HANA_DOCK_LEDS_2, 0x12);/* Set LEDs on Audio Dock */
+	snd_emu1010_fpga_write(emu, EMU_HANA_DOCK_LEDS_2, 0x12); /* Set LEDs on Audio Dock */
 	snd_emu1010_fpga_write(emu, EMU_HANA_UNMUTE, 0x1); /* Unmute all */
-	//snd_emu1010_fpga_write(emu, 0x7, 0x0); /* Mute all */
-	//snd_emu1010_fpga_write(emu, 0x7, 0x1); /* Unmute all */
-	//snd_emu1010_fpga_write(emu, 0xe, 0x12); /* Set LEDs on Audio Dock */
+	/* snd_emu1010_fpga_write(emu, 0x7, 0x0); */ /* Mute all */
+	/* snd_emu1010_fpga_write(emu, 0x7, 0x1); */ /* Unmute all */
+	/* snd_emu1010_fpga_write(emu, 0xe, 0x12); */ /* Set LEDs on Audio Dock */
 
 	return 0;
 }
@@ -1247,13 +1249,13 @@ static void free_pm_buffer(struct snd_emu10k1 *emu);
 static int snd_emu10k1_free(struct snd_emu10k1 *emu)
 {
 	if (emu->port) {	/* avoid access to already used hardware */
-	       	snd_emu10k1_fx8010_tram_setup(emu, 0);
+		snd_emu10k1_fx8010_tram_setup(emu, 0);
 		snd_emu10k1_done(emu);
 		snd_emu10k1_free_efx(emu);
-       	}
+	}
 	if (emu->card_capabilities->emu_model == EMU_MODEL_EMU1010) {
 		/* Disable 48Volt power to Audio Dock */
-		snd_emu1010_fpga_write(emu,  EMU_HANA_DOCK_PWR,  0 );
+		snd_emu1010_fpga_write(emu, EMU_HANA_DOCK_PWR, 0);
 	}
 	if (emu->emu1010.firmware_thread)
 		kthread_stop(emu->emu1010.firmware_thread);
@@ -1278,7 +1280,7 @@ static int snd_emu10k1_free(struct snd_emu10k1 *emu)
 #endif
 	if (emu->port)
 		pci_release_regions(emu->pci);
-	if (emu->card_capabilities->ca0151_chip) /* P16V */	
+	if (emu->card_capabilities->ca0151_chip) /* P16V */
 		snd_p16v_free(emu);
 	pci_disable_device(emu->pci);
 	kfree(emu);
@@ -1292,21 +1294,6 @@ static int snd_emu10k1_dev_free(struct snd_device *device)
 }
 
 static struct snd_emu_chip_details emu_chip_details[] = {
-	/* Audigy 2 Value AC3 out does not work yet. Need to find out how to turn off interpolators.*/
-	/* Tested by James@superbug.co.uk 3rd July 2005 */
-	/* DSP: CA0108-IAT
-	 * DAC: CS4382-KQ
-	 * ADC: Philips 1361T
-	 * AC97: STAC9750
-	 * CA0151: None
-	 */
-	{.vendor = 0x1102, .device = 0x0008, .subsystem = 0x10011102,
-	 .driver = "Audigy2", .name = "Audigy 2 Value [SB0400]", 
-	 .id = "Audigy2",
-	 .emu10k2_chip = 1,
-	 .ca0108_chip = 1,
-	 .spk71 = 1,
-	 .ac97_chip = 1} ,
 	/* Audigy4 (Not PRO) SB0610 */
 	/* Tested by James@superbug.co.uk 4th April 2006 */
 	/* A_IOCFG bits
@@ -1346,20 +1333,37 @@ static struct snd_emu_chip_details emu_chip_details[] = {
 	 * CA0151: None
 	 */
 	{.vendor = 0x1102, .device = 0x0008, .subsystem = 0x10211102,
-	 .driver = "Audigy2", .name = "Audigy 4 [SB0610]", 
+	 .driver = "Audigy2", .name = "SB Audigy 4 [SB0610]",
 	 .id = "Audigy2",
 	 .emu10k2_chip = 1,
 	 .ca0108_chip = 1,
 	 .spk71 = 1,
 	 .adc_1361t = 1,  /* 24 bit capture instead of 16bit */
 	 .ac97_chip = 1} ,
+	/* Audigy 2 Value AC3 out does not work yet.
+	 * Need to find out how to turn off interpolators.
+	 */
+	/* Tested by James@superbug.co.uk 3rd July 2005 */
+	/* DSP: CA0108-IAT
+	 * DAC: CS4382-KQ
+	 * ADC: Philips 1361T
+	 * AC97: STAC9750
+	 * CA0151: None
+	 */
+	{.vendor = 0x1102, .device = 0x0008, .subsystem = 0x10011102,
+	 .driver = "Audigy2", .name = "SB Audigy 2 Value [SB0400]",
+	 .id = "Audigy2",
+	 .emu10k2_chip = 1,
+	 .ca0108_chip = 1,
+	 .spk71 = 1,
+	 .ac97_chip = 1} ,
 	/* Audigy 2 ZS Notebook Cardbus card.*/
 	/* Tested by James@superbug.co.uk 6th November 2006 */
 	/* Audio output 7.1/Headphones working.
 	 * Digital output working. (AC3 not checked, only PCM)
 	 * Audio Mic/Line inputs working.
 	 * Digital input not tested.
-	 */ 
+	 */
 	/* DSP: Tina2
 	 * DAC: Wolfson WM8768/WM8568
 	 * ADC: Wolfson WM8775
@@ -1386,7 +1390,7 @@ static struct snd_emu_chip_details emu_chip_details[] = {
 	 *
 	 */
 	{.vendor = 0x1102, .device = 0x0008, .subsystem = 0x20011102,
-	 .driver = "Audigy2", .name = "Audigy 2 ZS Notebook [SB0530]", 
+	 .driver = "Audigy2", .name = "SB Audigy 2 ZS Notebook [SB0530]",
 	 .id = "Audigy2",
 	 .emu10k2_chip = 1,
 	 .ca0108_chip = 1,
@@ -1396,7 +1400,7 @@ static struct snd_emu_chip_details emu_chip_details[] = {
 	 .spk71 = 1} ,
 	/* Tested by James@superbug.co.uk 4th Nov 2007. */
 	{.vendor = 0x1102, .device = 0x0008, .subsystem = 0x42011102,
-	 .driver = "Audigy2", .name = "E-mu 1010 Notebook [MAEM8950]", 
+	 .driver = "Audigy2", .name = "E-mu 1010 Notebook [MAEM8950]",
 	 .id = "EMU1010",
 	 .emu10k2_chip = 1,
 	 .ca0108_chip = 1,
@@ -1404,47 +1408,49 @@ static struct snd_emu_chip_details emu_chip_details[] = {
 	 .spk71 = 1 ,
 	 .emu_model = EMU_MODEL_EMU1616},
 	/* Tested by James@superbug.co.uk 4th Nov 2007. */
+	/* This is MAEM8960, 0202 is MAEM 8980 */
 	{.vendor = 0x1102, .device = 0x0008, .subsystem = 0x40041102,
-	 .driver = "Audigy2", .name = "E-mu 1010b PCI [MAEM????]", 
+	 .driver = "Audigy2", .name = "E-mu 1010b PCI [MAEM8960]",
 	 .id = "EMU1010",
 	 .emu10k2_chip = 1,
 	 .ca0108_chip = 1,
 	 .spk71 = 1,
-	 .emu_model = EMU_MODEL_EMU1010B},
+	 .emu_model = EMU_MODEL_EMU1010B}, /* EMU 1010 new revision */
 	/* Tested by James@superbug.co.uk 8th July 2005. */
+	/* This is MAEM8810, 0202 is MAEM8820 */
 	{.vendor = 0x1102, .device = 0x0004, .subsystem = 0x40011102,
-	 .driver = "Audigy2", .name = "E-mu 1010 [4001]",
+	 .driver = "Audigy2", .name = "E-mu 1010 [MAEM8810]",
 	 .id = "EMU1010",
 	 .emu10k2_chip = 1,
 	 .ca0102_chip = 1,
 	 .spk71 = 1,
-	 .emu_model = EMU_MODEL_EMU1010}, /* Emu 1010 */
+	 .emu_model = EMU_MODEL_EMU1010}, /* EMU 1010 old revision */
 	/* EMU0404b */
 	{.vendor = 0x1102, .device = 0x0008, .subsystem = 0x40021102,
-	 .driver = "Audigy2", .name = "E-mu 0404b [4002]",
+	 .driver = "Audigy2", .name = "E-mu 0404b PCI [MAEM8852]",
 	 .id = "EMU0404",
 	 .emu10k2_chip = 1,
 	 .ca0108_chip = 1,
 	 .spk71 = 1,
-	 .emu_model = EMU_MODEL_EMU0404}, /* EMU 0404 */
+	 .emu_model = EMU_MODEL_EMU0404}, /* EMU 0404 new revision */
 	/* Tested by James@superbug.co.uk 20-3-2007. */
 	{.vendor = 0x1102, .device = 0x0004, .subsystem = 0x40021102,
-	 .driver = "Audigy2", .name = "E-mu 0404 [4002]",
+	 .driver = "Audigy2", .name = "E-mu 0404 [MAEM8850]",
 	 .id = "EMU0404",
 	 .emu10k2_chip = 1,
 	 .ca0102_chip = 1,
 	 .spk71 = 1,
 	 .emu_model = EMU_MODEL_EMU0404}, /* EMU 0404 */
-	/* Audigy4 (Not PRO) SB0610 */
-	{.vendor = 0x1102, .device = 0x0008, 
-	 .driver = "Audigy2", .name = "Audigy 2 Value [Unknown]", 
+	/* Note that all E-mu cards require kernel 2.6 or newer. */
+	{.vendor = 0x1102, .device = 0x0008,
+	 .driver = "Audigy2", .name = "SB Audigy 2 Value [Unknown]",
 	 .id = "Audigy2",
 	 .emu10k2_chip = 1,
 	 .ca0108_chip = 1,
 	 .ac97_chip = 1} ,
 	/* Tested by James@superbug.co.uk 3rd July 2005 */
 	{.vendor = 0x1102, .device = 0x0004, .subsystem = 0x20071102,
-	 .driver = "Audigy2", .name = "Audigy 4 PRO [SB0380]", 
+	 .driver = "Audigy2", .name = "SB Audigy 4 PRO [SB0380]",
 	 .id = "Audigy2",
 	 .emu10k2_chip = 1,
 	 .ca0102_chip = 1,
@@ -1457,7 +1463,7 @@ static struct snd_emu_chip_details emu_chip_details[] = {
 	 * Just like 0x20021102
 	 */
 	{.vendor = 0x1102, .device = 0x0004, .subsystem = 0x20061102,
-	 .driver = "Audigy2", .name = "Audigy 2 [SB0350b]", 
+	 .driver = "Audigy2", .name = "SB Audigy 2 [SB0350b]",
 	 .id = "Audigy2",
 	 .emu10k2_chip = 1,
 	 .ca0102_chip = 1,
@@ -1467,7 +1473,7 @@ static struct snd_emu_chip_details emu_chip_details[] = {
 	 .invert_shared_spdif = 1,	/* digital/analog switch swapped */
 	 .ac97_chip = 1} ,
 	{.vendor = 0x1102, .device = 0x0004, .subsystem = 0x20021102,
-	 .driver = "Audigy2", .name = "Audigy 2 ZS [SB0350]", 
+	 .driver = "Audigy2", .name = "SB Audigy 2 ZS [SB0350]",
 	 .id = "Audigy2",
 	 .emu10k2_chip = 1,
 	 .ca0102_chip = 1,
@@ -1477,7 +1483,7 @@ static struct snd_emu_chip_details emu_chip_details[] = {
 	 .invert_shared_spdif = 1,	/* digital/analog switch swapped */
 	 .ac97_chip = 1} ,
 	{.vendor = 0x1102, .device = 0x0004, .subsystem = 0x20011102,
-	 .driver = "Audigy2", .name = "Audigy 2 ZS [2001]", 
+	 .driver = "Audigy2", .name = "SB Audigy 2 ZS [SB0360]",
 	 .id = "Audigy2",
 	 .emu10k2_chip = 1,
 	 .ca0102_chip = 1,
@@ -1495,7 +1501,7 @@ static struct snd_emu_chip_details emu_chip_details[] = {
 	 * CA0151: Yes
 	 */
 	{.vendor = 0x1102, .device = 0x0004, .subsystem = 0x10071102,
-	 .driver = "Audigy2", .name = "Audigy 2 [SB0240]", 
+	 .driver = "Audigy2", .name = "SB Audigy 2 [SB0240]",
 	 .id = "Audigy2",
 	 .emu10k2_chip = 1,
 	 .ca0102_chip = 1,
@@ -1505,7 +1511,7 @@ static struct snd_emu_chip_details emu_chip_details[] = {
 	 .adc_1361t = 1,  /* 24 bit capture instead of 16bit */
 	 .ac97_chip = 1} ,
 	{.vendor = 0x1102, .device = 0x0004, .subsystem = 0x10051102,
-	 .driver = "Audigy2", .name = "Audigy 2 EX [1005]", 
+	 .driver = "Audigy2", .name = "SB Audigy 2 Platinum EX [SB0280]",
 	 .id = "Audigy2",
 	 .emu10k2_chip = 1,
 	 .ca0102_chip = 1,
@@ -1515,7 +1521,7 @@ static struct snd_emu_chip_details emu_chip_details[] = {
 	/* Dell OEM/Creative Labs Audigy 2 ZS */
 	/* See ALSA bug#1365 */
 	{.vendor = 0x1102, .device = 0x0004, .subsystem = 0x10031102,
-	 .driver = "Audigy2", .name = "Audigy 2 ZS [SB0353]",
+	 .driver = "Audigy2", .name = "SB Audigy 2 ZS [SB0353]",
 	 .id = "Audigy2",
 	 .emu10k2_chip = 1,
 	 .ca0102_chip = 1,
@@ -1524,7 +1530,7 @@ static struct snd_emu_chip_details emu_chip_details[] = {
 	 .spdif_bug = 1,
 	 .ac97_chip = 1} ,
 	{.vendor = 0x1102, .device = 0x0004, .subsystem = 0x10021102,
-	 .driver = "Audigy2", .name = "Audigy 2 Platinum [SB0240P]", 
+	 .driver = "Audigy2", .name = "SB Audigy 2 Platinum [SB0240P]",
 	 .id = "Audigy2",
 	 .emu10k2_chip = 1,
 	 .ca0102_chip = 1,
@@ -1535,7 +1541,7 @@ static struct snd_emu_chip_details emu_chip_details[] = {
 	 .adc_1361t = 1,  /* 24 bit capture instead of 16bit. Fixes ALSA bug#324 */
 	 .ac97_chip = 1} ,
 	{.vendor = 0x1102, .device = 0x0004, .revision = 0x04,
-	 .driver = "Audigy2", .name = "Audigy 2 [Unknown]",
+	 .driver = "Audigy2", .name = "SB Audigy 2 [Unknown]",
 	 .id = "Audigy2",
 	 .emu10k2_chip = 1,
 	 .ca0102_chip = 1,
@@ -1543,78 +1549,79 @@ static struct snd_emu_chip_details emu_chip_details[] = {
 	 .spdif_bug = 1,
 	 .ac97_chip = 1} ,
 	{.vendor = 0x1102, .device = 0x0004, .subsystem = 0x00531102,
-	 .driver = "Audigy", .name = "Audigy 1 [SB0090]", 
+	 .driver = "Audigy", .name = "SB Audigy 1 [SB0092]",
 	 .id = "Audigy",
 	 .emu10k2_chip = 1,
 	 .ca0102_chip = 1,
 	 .ac97_chip = 1} ,
 	{.vendor = 0x1102, .device = 0x0004, .subsystem = 0x00521102,
-	 .driver = "Audigy", .name = "Audigy 1 ES [SB0160]", 
+	 .driver = "Audigy", .name = "SB Audigy 1 ES [SB0160]",
 	 .id = "Audigy",
 	 .emu10k2_chip = 1,
 	 .ca0102_chip = 1,
 	 .spdif_bug = 1,
 	 .ac97_chip = 1} ,
 	{.vendor = 0x1102, .device = 0x0004, .subsystem = 0x00511102,
-	 .driver = "Audigy", .name = "Audigy 1 [SB0090]", 
+	 .driver = "Audigy", .name = "SB Audigy 1 [SB0090]",
 	 .id = "Audigy",
 	 .emu10k2_chip = 1,
 	 .ca0102_chip = 1,
 	 .ac97_chip = 1} ,
 	{.vendor = 0x1102, .device = 0x0004,
-	 .driver = "Audigy", .name = "Audigy 1 [Unknown]", 
+	 .driver = "Audigy", .name = "Audigy 1 [Unknown]",
 	 .id = "Audigy",
 	 .emu10k2_chip = 1,
 	 .ca0102_chip = 1,
 	 .ac97_chip = 1} ,
-	{.vendor = 0x1102, .device = 0x0002, .subsystem = 0x806B1102,
-	 .driver = "EMU10K1", .name = "SBLive! [SB0105]", 
+	{.vendor = 0x1102, .device = 0x0002, .subsystem = 0x100a1102,
+	 .driver = "EMU10K1", .name = "SB Live! 5.1 [SB0220]",
+	 .id = "Live",
+	 .emu10k1_chip = 1,
+	 .ac97_chip = 1,
+	 .sblive51 = 1} ,
+	{.vendor = 0x1102, .device = 0x0002, .subsystem = 0x806b1102,
+	 .driver = "EMU10K1", .name = "SB Live! [SB0105]",
 	 .id = "Live",
 	 .emu10k1_chip = 1,
 	 .ac97_chip = 1,
 	 .sblive51 = 1} ,
-	{.vendor = 0x1102, .device = 0x0002, .subsystem = 0x806A1102,
-	 .driver = "EMU10K1", .name = "SBLive! Value [SB0103]", 
+	{.vendor = 0x1102, .device = 0x0002, .subsystem = 0x806a1102,
+	 .driver = "EMU10K1", .name = "SB Live! Value [SB0103]",
 	 .id = "Live",
 	 .emu10k1_chip = 1,
 	 .ac97_chip = 1,
 	 .sblive51 = 1} ,
 	{.vendor = 0x1102, .device = 0x0002, .subsystem = 0x80691102,
-	 .driver = "EMU10K1", .name = "SBLive! Value [SB0101]", 
+	 .driver = "EMU10K1", .name = "SB Live! Value [SB0101]",
 	 .id = "Live",
 	 .emu10k1_chip = 1,
 	 .ac97_chip = 1,
 	 .sblive51 = 1} ,
 	/* Tested by ALSA bug#1680 26th December 2005 */
-	/* note: It really has SB0220 written on the card. */
+	/* note: It really has SB0220 written on the card, */
+	/* but it's SB0228 according to kx.inf */
 	{.vendor = 0x1102, .device = 0x0002, .subsystem = 0x80661102,
-	 .driver = "EMU10K1", .name = "SB Live 5.1 Dell OEM [SB0220]", 
+	 .driver = "EMU10K1", .name = "SB Live! 5.1 Dell OEM [SB0228]",
 	 .id = "Live",
 	 .emu10k1_chip = 1,
 	 .ac97_chip = 1,
 	 .sblive51 = 1} ,
 	/* Tested by Thomas Zehetbauer 27th Aug 2005 */
 	{.vendor = 0x1102, .device = 0x0002, .subsystem = 0x80651102,
-	 .driver = "EMU10K1", .name = "SB Live 5.1 [SB0220]", 
-	 .id = "Live",
-	 .emu10k1_chip = 1,
-	 .ac97_chip = 1,
-	 .sblive51 = 1} ,
-	{.vendor = 0x1102, .device = 0x0002, .subsystem = 0x100a1102,
-	 .driver = "EMU10K1", .name = "SB Live 5.1 [SB0220]", 
+	 .driver = "EMU10K1", .name = "SB Live! 5.1 [SB0220]",
 	 .id = "Live",
 	 .emu10k1_chip = 1,
 	 .ac97_chip = 1,
 	 .sblive51 = 1} ,
 	{.vendor = 0x1102, .device = 0x0002, .subsystem = 0x80641102,
-	 .driver = "EMU10K1", .name = "SB Live 5.1", 
+	 .driver = "EMU10K1", .name = "SB Live! 5.1",
 	 .id = "Live",
 	 .emu10k1_chip = 1,
 	 .ac97_chip = 1,
 	 .sblive51 = 1} ,
 	/* Tested by alsa bugtrack user "hus" bug #1297 12th Aug 2005 */
 	{.vendor = 0x1102, .device = 0x0002, .subsystem = 0x80611102,
-	 .driver = "EMU10K1", .name = "SBLive 5.1 [SB0060]",
+	 .driver = "EMU10K1", .name = "SB Live! 5.1 [SB0060]",
 	 .id = "Live",
 	 .emu10k1_chip = 1,
 	 .ac97_chip = 2, /* ac97 is optional; both SBLive 5.1 and platinum
@@ -1622,78 +1629,78 @@ static struct snd_emu_chip_details emu_chip_details[] = {
 			  */
 	 .sblive51 = 1} ,
 	{.vendor = 0x1102, .device = 0x0002, .subsystem = 0x80511102,
-	 .driver = "EMU10K1", .name = "SBLive! Value [CT4850]", 
+	 .driver = "EMU10K1", .name = "SB Live! Value [CT4850]",
 	 .id = "Live",
 	 .emu10k1_chip = 1,
 	 .ac97_chip = 1,
 	 .sblive51 = 1} ,
 	{.vendor = 0x1102, .device = 0x0002, .subsystem = 0x80401102,
-	 .driver = "EMU10K1", .name = "SBLive! Platinum [CT4760P]", 
+	 .driver = "EMU10K1", .name = "SB Live! Platinum [CT4760P]",
 	 .id = "Live",
 	 .emu10k1_chip = 1,
 	 .ac97_chip = 1} ,
 	{.vendor = 0x1102, .device = 0x0002, .subsystem = 0x80321102,
-	 .driver = "EMU10K1", .name = "SBLive! Value [CT4871]", 
+	 .driver = "EMU10K1", .name = "SB Live! Value [CT4871]",
 	 .id = "Live",
 	 .emu10k1_chip = 1,
 	 .ac97_chip = 1,
 	 .sblive51 = 1} ,
 	{.vendor = 0x1102, .device = 0x0002, .subsystem = 0x80311102,
-	 .driver = "EMU10K1", .name = "SBLive! Value [CT4831]", 
+	 .driver = "EMU10K1", .name = "SB Live! Value [CT4831]",
 	 .id = "Live",
 	 .emu10k1_chip = 1,
 	 .ac97_chip = 1,
 	 .sblive51 = 1} ,
 	{.vendor = 0x1102, .device = 0x0002, .subsystem = 0x80281102,
-	 .driver = "EMU10K1", .name = "SBLive! Value [CT4870]", 
+	 .driver = "EMU10K1", .name = "SB Live! Value [CT4870]",
 	 .id = "Live",
 	 .emu10k1_chip = 1,
 	 .ac97_chip = 1,
 	 .sblive51 = 1} ,
 	/* Tested by James@superbug.co.uk 3rd July 2005 */
 	{.vendor = 0x1102, .device = 0x0002, .subsystem = 0x80271102,
-	 .driver = "EMU10K1", .name = "SBLive! Value [CT4832]", 
+	 .driver = "EMU10K1", .name = "SB Live! Value [CT4832]",
 	 .id = "Live",
 	 .emu10k1_chip = 1,
 	 .ac97_chip = 1,
 	 .sblive51 = 1} ,
 	{.vendor = 0x1102, .device = 0x0002, .subsystem = 0x80261102,
-	 .driver = "EMU10K1", .name = "SBLive! Value [CT4830]", 
+	 .driver = "EMU10K1", .name = "SB Live! Value [CT4830]",
 	 .id = "Live",
 	 .emu10k1_chip = 1,
 	 .ac97_chip = 1,
 	 .sblive51 = 1} ,
 	{.vendor = 0x1102, .device = 0x0002, .subsystem = 0x80231102,
-	 .driver = "EMU10K1", .name = "SB PCI512 [CT4790]", 
+	 .driver = "EMU10K1", .name = "SB PCI512 [CT4790]",
 	 .id = "Live",
 	 .emu10k1_chip = 1,
 	 .ac97_chip = 1,
 	 .sblive51 = 1} ,
 	{.vendor = 0x1102, .device = 0x0002, .subsystem = 0x80221102,
-	 .driver = "EMU10K1", .name = "SBLive! Value [CT4780]", 
+	 .driver = "EMU10K1", .name = "SB Live! Value [CT4780]",
 	 .id = "Live",
 	 .emu10k1_chip = 1,
 	 .ac97_chip = 1,
 	 .sblive51 = 1} ,
 	{.vendor = 0x1102, .device = 0x0002, .subsystem = 0x40011102,
-	 .driver = "EMU10K1", .name = "E-mu APS [4001]", 
+	 .driver = "EMU10K1", .name = "E-mu APS [PC545]",
 	 .id = "APS",
 	 .emu10k1_chip = 1,
 	 .ecard = 1} ,
 	{.vendor = 0x1102, .device = 0x0002, .subsystem = 0x00211102,
-	 .driver = "EMU10K1", .name = "SBLive! [CT4620]", 
+	 .driver = "EMU10K1", .name = "SB Live! [CT4620]",
 	 .id = "Live",
 	 .emu10k1_chip = 1,
 	 .ac97_chip = 1,
 	 .sblive51 = 1} ,
 	{.vendor = 0x1102, .device = 0x0002, .subsystem = 0x00201102,
-	 .driver = "EMU10K1", .name = "SBLive! Value [CT4670]", 
+	 .driver = "EMU10K1", .name = "SB Live! Value [CT4670]",
 	 .id = "Live",
 	 .emu10k1_chip = 1,
 	 .ac97_chip = 1,
 	 .sblive51 = 1} ,
 	{.vendor = 0x1102, .device = 0x0002,
-	 .driver = "EMU10K1", .name = "SB Live [Unknown]", 
+	 .driver = "EMU10K1", .name = "SB Live! [Unknown]",
 	 .id = "Live",
 	 .emu10k1_chip = 1,
 	 .ac97_chip = 1,
@@ -1702,13 +1709,13 @@ static struct snd_emu_chip_details emu_chip_details[] = {
 };
 
 int __devinit snd_emu10k1_create(struct snd_card *card,
-		       struct pci_dev * pci,
+		       struct pci_dev *pci,
 		       unsigned short extin_mask,
 		       unsigned short extout_mask,
 		       long max_cache_bytes,
 		       int enable_ir,
 		       uint subsystem,
-		       struct snd_emu10k1 ** remu)
+		       struct snd_emu10k1 **remu)
 {
 	struct snd_emu10k1 *emu;
 	int idx, err;
@@ -1718,11 +1725,12 @@ int __devinit snd_emu10k1_create(struct snd_card *card,
 	static struct snd_device_ops ops = {
 		.dev_free =	snd_emu10k1_dev_free,
 	};
-	
+
 	*remu = NULL;
 
 	/* enable PCI device */
-	if ((err = pci_enable_device(pci)) < 0)
+	err = pci_enable_device(pci);
+	if (err < 0)
 		return err;
 
 	emu = kzalloc(sizeof(*emu), GFP_KERNEL);
@@ -1749,16 +1757,17 @@ int __devinit snd_emu10k1_create(struct snd_card *card,
 	emu->revision = pci->revision;
 	pci_read_config_dword(pci, PCI_SUBSYSTEM_VENDOR_ID, &emu->serial);
 	pci_read_config_word(pci, PCI_SUBSYSTEM_ID, &emu->model);
-	snd_printdd("vendor=0x%x, device=0x%x, subsystem_vendor_id=0x%x, subsystem_id=0x%x\n",pci->vendor, pci->device, emu->serial, emu->model);
+	snd_printdd("vendor = 0x%x, device = 0x%x, subsystem_vendor_id = 0x%x, subsystem_id = 0x%x\n", pci->vendor, pci->device, emu->serial, emu->model);
 
 	for (c = emu_chip_details; c->vendor; c++) {
 		if (c->vendor == pci->vendor && c->device == pci->device) {
 			if (subsystem) {
-				if (c->subsystem && (c->subsystem == subsystem) ) {
+				if (c->subsystem && (c->subsystem == subsystem))
 					break;
-				} else continue;
+				else
+					continue;
 			} else {
-				if (c->subsystem && (c->subsystem != emu->serial) )
+				if (c->subsystem && (c->subsystem != emu->serial))
 					continue;
 				if (c->revision && c->revision != emu->revision)
 					continue;
@@ -1774,14 +1783,18 @@ int __devinit snd_emu10k1_create(struct snd_card *card,
 	}
 	emu->card_capabilities = c;
 	if (c->subsystem && !subsystem)
-		snd_printdd("Sound card name=%s\n", c->name);
-	else if (subsystem) 
-		snd_printdd("Sound card name=%s, vendor=0x%x, device=0x%x, subsystem=0x%x. Forced to subsytem=0x%x\n",
-		       	c->name, pci->vendor, pci->device, emu->serial, c->subsystem);
-	else 
-		snd_printdd("Sound card name=%s, vendor=0x%x, device=0x%x, subsystem=0x%x.\n",
-		      	c->name, pci->vendor, pci->device, emu->serial);
-	
+		snd_printdd("Sound card name = %s\n", c->name);
+	else if (subsystem)
+		snd_printdd("Sound card name = %s, "
+			"vendor = 0x%x, device = 0x%x, subsystem = 0x%x. "
+			"Forced to subsytem = 0x%x\n",	c->name,
+			pci->vendor, pci->device, emu->serial, c->subsystem);
+	else
+		snd_printdd("Sound card name = %s, "
+			"vendor = 0x%x, device = 0x%x, subsystem = 0x%x.\n",
+			c->name, pci->vendor, pci->device,
+			emu->serial);
+
 	if (!*card->id && c->id) {
 		int i, n = 0;
 		strlcpy(card->id, c->id, sizeof(card->id));
@@ -1815,7 +1828,8 @@ int __devinit snd_emu10k1_create(struct snd_card *card,
 	else
 		emu->gpr_base = FXGPREGBASE;
 
-	if ((err = pci_request_regions(pci, "EMU10K1")) < 0) {
+	err = pci_request_regions(pci, "EMU10K1");
+	if (err < 0) {
 		kfree(emu);
 		pci_disable_device(pci);
 		return err;
@@ -1862,21 +1876,25 @@ int __devinit snd_emu10k1_create(struct snd_card *card,
 	emu->enable_ir = enable_ir;
 
 	if (emu->card_capabilities->ca_cardbus_chip) {
-		if ((err = snd_emu10k1_cardbus_init(emu)) < 0)
+		err = snd_emu10k1_cardbus_init(emu);
+		if (err < 0)
 			goto error;
 	}
 	if (emu->card_capabilities->ecard) {
-		if ((err = snd_emu10k1_ecard_init(emu)) < 0)
+		err = snd_emu10k1_ecard_init(emu);
+		if (err < 0)
 			goto error;
 	} else if (emu->card_capabilities->emu_model) {
- 		if ((err = snd_emu10k1_emu1010_init(emu)) < 0) {
- 			snd_emu10k1_free(emu);
- 			return err;
- 		}
+		err = snd_emu10k1_emu1010_init(emu);
+		if (err < 0) {
+			snd_emu10k1_free(emu);
+			return err;
+		}
 	} else {
 		/* 5.1: Enable the additional AC97 Slots. If the emu10k1 version
 			does not support this, it shouldn't do any harm */
-		snd_emu10k1_ptr_write(emu, AC97SLOT, 0, AC97SLOT_CNTR|AC97SLOT_LFE);
+		snd_emu10k1_ptr_write(emu, AC97SLOT, 0,
+					AC97SLOT_CNTR|AC97SLOT_LFE);
 	}
 
 	/* initialize TRAM setup */
@@ -1916,7 +1934,7 @@ int __devinit snd_emu10k1_create(struct snd_card *card,
 		snd_emu10k1_synth_alloc(emu, 4096);
 	if (emu->reserved_page)
 		emu->reserved_page->map_locked = 1;
-	
+
 	/* Clear silent pages and set up pointers */
 	memset(emu->silent_page.area, 0, PAGE_SIZE);
 	silent_page = emu->silent_page.addr << 1;
@@ -1929,19 +1947,23 @@ int __devinit snd_emu10k1_create(struct snd_card *card,
 		emu->voices[idx].number = idx;
 	}
 
-	if ((err = snd_emu10k1_init(emu, enable_ir, 0)) < 0)
+	err = snd_emu10k1_init(emu, enable_ir, 0);
+	if (err < 0)
 		goto error;
 #ifdef CONFIG_PM
-	if ((err = alloc_pm_buffer(emu)) < 0)
+	err = alloc_pm_buffer(emu);
+	if (err < 0)
 		goto error;
 #endif
 
 	/*  Initialize the effect engine */
-	if ((err = snd_emu10k1_init_efx(emu)) < 0)
+	err = snd_emu10k1_init_efx(emu);
+	if (err < 0)
 		goto error;
 	snd_emu10k1_audio_enable(emu);
 
-	if ((err = snd_device_new(card, SNDRV_DEV_LOWLEVEL, emu, &ops)) < 0)
+	err = snd_device_new(card, SNDRV_DEV_LOWLEVEL, emu, &ops);
+	if (err < 0)
 		goto error;
 
 #ifdef CONFIG_PROC_FS
@@ -1981,7 +2003,7 @@ static int __devinit alloc_pm_buffer(struct snd_emu10k1 *emu)
 	if (emu->audigy)
 		size += ARRAY_SIZE(saved_regs_audigy);
 	emu->saved_ptr = vmalloc(4 * NUM_G * size);
-	if (! emu->saved_ptr)
+	if (!emu->saved_ptr)
 		return -ENOMEM;
 	if (snd_emu10k1_efx_alloc_pm_buffer(emu) < 0)
 		return -ENOMEM;
@@ -2026,7 +2048,7 @@ void snd_emu10k1_resume_init(struct snd_emu10k1 *emu)
 	if (emu->card_capabilities->ecard)
 		snd_emu10k1_ecard_init(emu);
 	else if (emu->card_capabilities->emu_model)
- 		snd_emu10k1_emu1010_init(emu);
+		snd_emu10k1_emu1010_init(emu);
 	else
 		snd_emu10k1_ptr_write(emu, AC97SLOT, 0, AC97SLOT_CNTR|AC97SLOT_LFE);
 	snd_emu10k1_init(emu, emu->enable_ir, 1);
diff --git a/sound/pci/ice1712/ice1724.c b/sound/pci/ice1712/ice1724.c
index 1b3f1170271..0dfa0540ce2 100644
--- a/sound/pci/ice1712/ice1724.c
+++ b/sound/pci/ice1712/ice1724.c
@@ -382,23 +382,25 @@ static irqreturn_t snd_vt1724_interrupt(int irq, void *dev_id)
 	unsigned char status_mask =
 		VT1724_IRQ_MPU_RX | VT1724_IRQ_MPU_TX | VT1724_IRQ_MTPCM;
 	int handled = 0;
-#ifdef CONFIG_SND_DEBUG
 	int timeout = 0;
-#endif
 
 	while (1) {
 		status = inb(ICEREG1724(ice, IRQSTAT));
 		status &= status_mask;
 		if (status == 0)
 			break;
-#ifdef CONFIG_SND_DEBUG
 		if (++timeout > 10) {
-			printk(KERN_ERR
-			       "ice1724: Too long irq loop, status = 0x%x\n",
-			       status);
+			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));
+			}
 			break;
 		}
-#endif
 		handled = 1;
 		if (status & VT1724_IRQ_MPU_TX) {
 			spin_lock(&ice->reg_lock);
@@ -2351,7 +2353,6 @@ static int __devinit snd_vt1724_create(struct snd_card *card,
 {
 	struct snd_ice1712 *ice;
 	int err;
-	unsigned char mask;
 	static struct snd_device_ops ops = {
 		.dev_free =	snd_vt1724_dev_free,
 	};
@@ -2412,9 +2413,9 @@ static int __devinit snd_vt1724_create(struct snd_card *card,
 		return -EIO;
 	}
 
-	/* unmask used interrupts */
-	mask = VT1724_IRQ_MPU_RX | VT1724_IRQ_MPU_TX;
-	outb(mask, ICEREG1724(ice, IRQMASK));
+	/* MPU_RX and TX irq masks are cleared later dynamically */
+	outb(VT1724_IRQ_MPU_RX | VT1724_IRQ_MPU_TX , ICEREG1724(ice, IRQMASK));
+
 	/* don't handle FIFO overrun/underruns (just yet),
 	 * since they cause machine lockups
 	 */
diff --git a/sound/ppc/pmac.c b/sound/ppc/pmac.c
index a38c0c790d2..af76ee862d2 100644
--- a/sound/ppc/pmac.c
+++ b/sound/ppc/pmac.c
@@ -1033,7 +1033,7 @@ static int __init snd_pmac_detect(struct snd_pmac *chip)
 	}
 	if (of_device_is_compatible(sound, "tumbler")) {
 		chip->model = PMAC_TUMBLER;
-		chip->can_capture = 0;  /* no capture */
+		chip->can_capture = machine_is_compatible("PowerMac4,2");
 		chip->can_duplex = 0;
 		// chip->can_byte_swap = 0; /* FIXME: check this */
 		chip->num_freqs = ARRAY_SIZE(tumbler_freqs);
diff --git a/sound/ppc/tumbler.c b/sound/ppc/tumbler.c
index f746e15b848..3eb22338541 100644
--- a/sound/ppc/tumbler.c
+++ b/sound/ppc/tumbler.c
@@ -875,7 +875,8 @@ static struct snd_kcontrol_new snapper_mixers[] __initdata = {
 	  .put = tumbler_put_master_switch
 	},
 	DEFINE_SNAPPER_MIX("PCM Playback Volume", 0, VOL_IDX_PCM),
-	DEFINE_SNAPPER_MIX("PCM Playback Volume", 1, VOL_IDX_PCM2),
+	/* Alternative PCM is assigned to Mic analog loopback on iBook G4 */
+	DEFINE_SNAPPER_MIX("Mic Playback Volume", 0, VOL_IDX_PCM2),
 	DEFINE_SNAPPER_MIX("Monitor Mix Volume", 0, VOL_IDX_ADC),
 	DEFINE_SNAPPER_MONO("Tone Control - Bass", bass),
 	DEFINE_SNAPPER_MONO("Tone Control - Treble", treble),