Merge commit 'v2.6.34-rc1' into perf/urgent

Conflicts:
	tools/perf/util/probe-event.c

Merge reason: Pick up -rc1 and resolve the conflict as well.

Signed-off-by: Ingo Molnar <mingo@elte.hu>

33 files changed, 463 insertions, 241 deletions

diff --git a/sound/pci/echoaudio/darla20.c b/sound/pci/echoaudio/darla20.c
index 8c6db3aa3c1..a65bafe0800 100644
--- a/sound/pci/echoaudio/darla20.c
+++ b/sound/pci/echoaudio/darla20.c
@@ -63,7 +63,7 @@ static const struct firmware card_fw[] = {
 	{0, "darla20_dsp.fw"}
 };
 
-static struct pci_device_id snd_echo_ids[] = {
+static DEFINE_PCI_DEVICE_TABLE(snd_echo_ids) = {
 	{0x1057, 0x1801, 0xECC0, 0x0010, 0, 0, 0},	/* DSP 56301 Darla20 rev.0 */
 	{0,}
 };
diff --git a/sound/pci/echoaudio/darla20_dsp.c b/sound/pci/echoaudio/darla20_dsp.c
index 29043301ebb..20c7cbc89bb 100644
--- a/sound/pci/echoaudio/darla20_dsp.c
+++ b/sound/pci/echoaudio/darla20_dsp.c
@@ -45,7 +45,7 @@ static int init_hw(struct echoaudio *chip, u16 device_id, u16 subdevice_id)
 	chip->device_id = device_id;
 	chip->subdevice_id = subdevice_id;
 	chip->bad_board = TRUE;
-	chip->dsp_code_to_load = &card_fw[FW_DARLA20_DSP];
+	chip->dsp_code_to_load = FW_DARLA20_DSP;
 	chip->spdif_status = GD_SPDIF_STATUS_UNDEF;
 	chip->clock_state = GD_CLOCK_UNDEF;
 	/* Since this card has no ASIC, mark it as loaded so everything
@@ -57,15 +57,19 @@ static int init_hw(struct echoaudio *chip, u16 device_id, u16 subdevice_id)
 		return err;
 	chip->bad_board = FALSE;
 
-	if ((err = init_line_levels(chip)) < 0)
-		return err;
-
 	DE_INIT(("init_hw done\n"));
 	return err;
 }
 
 
 
+static int set_mixer_defaults(struct echoaudio *chip)
+{
+	return init_line_levels(chip);
+}
+
+
+
 /* The Darla20 has no external clock sources */
 static u32 detect_input_clocks(const struct echoaudio *chip)
 {
diff --git a/sound/pci/echoaudio/darla24.c b/sound/pci/echoaudio/darla24.c
index 04cbf3eaf05..0a6c50bcd75 100644
--- a/sound/pci/echoaudio/darla24.c
+++ b/sound/pci/echoaudio/darla24.c
@@ -67,7 +67,7 @@ static const struct firmware card_fw[] = {
 	{0, "darla24_dsp.fw"}
 };
 
-static struct pci_device_id snd_echo_ids[] = {
+static DEFINE_PCI_DEVICE_TABLE(snd_echo_ids) = {
 	{0x1057, 0x1801, 0xECC0, 0x0040, 0, 0, 0},	/* DSP 56301 Darla24 rev.0 */
 	{0x1057, 0x1801, 0xECC0, 0x0041, 0, 0, 0},	/* DSP 56301 Darla24 rev.1 */
 	{0,}
diff --git a/sound/pci/echoaudio/darla24_dsp.c b/sound/pci/echoaudio/darla24_dsp.c
index 60228731841..6da6663e917 100644
--- a/sound/pci/echoaudio/darla24_dsp.c
+++ b/sound/pci/echoaudio/darla24_dsp.c
@@ -45,7 +45,7 @@ static int init_hw(struct echoaudio *chip, u16 device_id, u16 subdevice_id)
 	chip->device_id = device_id;
 	chip->subdevice_id = subdevice_id;
 	chip->bad_board = TRUE;
-	chip->dsp_code_to_load = &card_fw[FW_DARLA24_DSP];
+	chip->dsp_code_to_load = FW_DARLA24_DSP;
 	/* Since this card has no ASIC, mark it as loaded so everything
 	   works OK */
 	chip->asic_loaded = TRUE;
@@ -56,15 +56,19 @@ static int init_hw(struct echoaudio *chip, u16 device_id, u16 subdevice_id)
 		return err;
 	chip->bad_board = FALSE;
 
-	if ((err = init_line_levels(chip)) < 0)
-		return err;
-
 	DE_INIT(("init_hw done\n"));
 	return err;
 }
 
 
 
+static int set_mixer_defaults(struct echoaudio *chip)
+{
+	return init_line_levels(chip);
+}
+
+
+
 static u32 detect_input_clocks(const struct echoaudio *chip)
 {
 	u32 clocks_from_dsp, clock_bits;
diff --git a/sound/pci/echoaudio/echo3g.c b/sound/pci/echoaudio/echo3g.c
index 4022e43a005..f5142796989 100644
--- a/sound/pci/echoaudio/echo3g.c
+++ b/sound/pci/echoaudio/echo3g.c
@@ -81,7 +81,7 @@ static const struct firmware card_fw[] = {
 	{0, "3g_asic.fw"}
 };
 
-static struct pci_device_id snd_echo_ids[] = {
+static DEFINE_PCI_DEVICE_TABLE(snd_echo_ids) = {
 	{0x1057, 0x3410, 0xECC0, 0x0100, 0, 0, 0},	/* Echo 3G */
 	{0,}
 };
diff --git a/sound/pci/echoaudio/echo3g_dsp.c b/sound/pci/echoaudio/echo3g_dsp.c
index 57967e58057..3cdc2ee2d1d 100644
--- a/sound/pci/echoaudio/echo3g_dsp.c
+++ b/sound/pci/echoaudio/echo3g_dsp.c
@@ -61,7 +61,7 @@ static int init_hw(struct echoaudio *chip, u16 device_id, u16 subdevice_id)
 	chip->subdevice_id = subdevice_id;
 	chip->bad_board = TRUE;
 	chip->has_midi = TRUE;
-	chip->dsp_code_to_load = &card_fw[FW_ECHO3G_DSP];
+	chip->dsp_code_to_load = FW_ECHO3G_DSP;
 
 	/* Load the DSP code and the ASIC on the PCI card and get
 	what type of external box is attached */
@@ -97,20 +97,6 @@ static int init_hw(struct echoaudio *chip, u16 device_id, u16 subdevice_id)
 	chip->digital_modes =	ECHOCAPS_HAS_DIGITAL_MODE_SPDIF_RCA |
 				ECHOCAPS_HAS_DIGITAL_MODE_SPDIF_OPTICAL |
 				ECHOCAPS_HAS_DIGITAL_MODE_ADAT;
-	chip->digital_mode =	DIGITAL_MODE_SPDIF_RCA;
-	chip->professional_spdif = FALSE;
-	chip->non_audio_spdif = FALSE;
-	chip->bad_board = FALSE;
-
-	if ((err = init_line_levels(chip)) < 0)
-		return err;
-	err = set_digital_mode(chip, DIGITAL_MODE_SPDIF_RCA);
-	if (err < 0)
-		return err;
-	err = set_phantom_power(chip, 0);
-	if (err < 0)
-		return err;
-	err = set_professional_spdif(chip, TRUE);
 
 	DE_INIT(("init_hw done\n"));
 	return err;
@@ -118,6 +104,18 @@ static int init_hw(struct echoaudio *chip, u16 device_id, u16 subdevice_id)
 
 
 
+static int set_mixer_defaults(struct echoaudio *chip)
+{
+	chip->digital_mode = DIGITAL_MODE_SPDIF_RCA;
+	chip->professional_spdif = FALSE;
+	chip->non_audio_spdif = FALSE;
+	chip->bad_board = FALSE;
+	chip->phantom_power = FALSE;
+	return init_line_levels(chip);
+}
+
+
+
 static int set_phantom_power(struct echoaudio *chip, char on)
 {
 	u32 control_reg = le32_to_cpu(chip->comm_page->control_register);
diff --git a/sound/pci/echoaudio/echoaudio.c b/sound/pci/echoaudio/echoaudio.c
index 1305f7ca02c..8dab82d7d19 100644
--- a/sound/pci/echoaudio/echoaudio.c
+++ b/sound/pci/echoaudio/echoaudio.c
@@ -36,22 +36,61 @@ MODULE_PARM_DESC(enable, "Enable " ECHOCARD_NAME " soundcard.");
 static unsigned int channels_list[10] = {1, 2, 4, 6, 8, 10, 12, 14, 16, 999999};
 static const DECLARE_TLV_DB_SCALE(db_scale_output_gain, -12800, 100, 1);
 
+
+
 static int get_firmware(const struct firmware **fw_entry,
-			const struct firmware *frm, struct echoaudio *chip)
+			struct echoaudio *chip, const short fw_index)
 {
 	int err;
 	char name[30];
-	DE_ACT(("firmware requested: %s\n", frm->data));
-	snprintf(name, sizeof(name), "ea/%s", frm->data);
-	if ((err = request_firmware(fw_entry, name, pci_device(chip))) < 0)
+
+#ifdef CONFIG_PM
+	if (chip->fw_cache[fw_index]) {
+		DE_ACT(("firmware requested: %s is cached\n", card_fw[fw_index].data));
+		*fw_entry = chip->fw_cache[fw_index];
+		return 0;
+	}
+#endif
+
+	DE_ACT(("firmware requested: %s\n", card_fw[fw_index].data));
+	snprintf(name, sizeof(name), "ea/%s", card_fw[fw_index].data);
+	err = request_firmware(fw_entry, name, pci_device(chip));
+	if (err < 0)
 		snd_printk(KERN_ERR "get_firmware(): Firmware not available (%d)\n", err);
+#ifdef CONFIG_PM
+	else
+		chip->fw_cache[fw_index] = *fw_entry;
+#endif
 	return err;
 }
 
+
+
 static void free_firmware(const struct firmware *fw_entry)
 {
+#ifdef CONFIG_PM
+	DE_ACT(("firmware not released (kept in cache)\n"));
+#else
 	release_firmware(fw_entry);
 	DE_ACT(("firmware released\n"));
+#endif
+}
+
+
+
+static void free_firmware_cache(struct echoaudio *chip)
+{
+#ifdef CONFIG_PM
+	int i;
+
+	for (i = 0; i < 8 ; i++)
+		if (chip->fw_cache[i]) {
+			release_firmware(chip->fw_cache[i]);
+			DE_ACT(("release_firmware(%d)\n", i));
+		}
+
+	DE_ACT(("firmware_cache released\n"));
+#endif
 }
 
 
@@ -714,6 +753,8 @@ static int pcm_trigger(struct snd_pcm_substream *substream, int cmd)
 
 	spin_lock(&chip->lock);
 	switch (cmd) {
+	case SNDRV_PCM_TRIGGER_RESUME:
+		DE_ACT(("pcm_trigger resume\n"));
 	case SNDRV_PCM_TRIGGER_START:
 	case SNDRV_PCM_TRIGGER_PAUSE_RELEASE:
 		DE_ACT(("pcm_trigger start\n"));
@@ -737,6 +778,8 @@ static int pcm_trigger(struct snd_pcm_substream *substream, int cmd)
 		err = start_transport(chip, channelmask,
 				      chip->pipe_cyclic_mask);
 		break;
+	case SNDRV_PCM_TRIGGER_SUSPEND:
+		DE_ACT(("pcm_trigger suspend\n"));
 	case SNDRV_PCM_TRIGGER_STOP:
 		DE_ACT(("pcm_trigger stop\n"));
 		for (i = 0; i < DSP_MAXPIPES; i++) {
@@ -1821,7 +1864,9 @@ static irqreturn_t snd_echo_interrupt(int irq, void *dev_id)
 	/* The hardware doesn't tell us which substream caused the irq,
 	thus we have to check all running substreams. */
 	for (ss = 0; ss < DSP_MAXPIPES; ss++) {
-		if ((substream = chip->substream[ss])) {
+		substream = chip->substream[ss];
+		if (substream && ((struct audiopipe *)substream->runtime->
+				private_data)->state == PIPE_STATE_STARTED) {
 			period = pcm_pointer(substream) /
 				substream->runtime->period_size;
 			if (period != chip->last_period[ss]) {
@@ -1874,6 +1919,7 @@ static int snd_echo_free(struct echoaudio *chip)
 	pci_disable_device(chip->pci);
 
 	/* release chip data */
+	free_firmware_cache(chip);
 	kfree(chip);
 	DE_INIT(("Chip freed.\n"));
 	return 0;
@@ -1911,18 +1957,27 @@ static __devinit int snd_echo_create(struct snd_card *card,
 		return err;
 	pci_set_master(pci);
 
-	/* allocate a chip-specific data */
-	chip = kzalloc(sizeof(*chip), GFP_KERNEL);
-	if (!chip) {
-		pci_disable_device(pci);
-		return -ENOMEM;
+	/* Allocate chip if needed */
+	if (!*rchip) {
+		chip = kzalloc(sizeof(*chip), GFP_KERNEL);
+		if (!chip) {
+			pci_disable_device(pci);
+			return -ENOMEM;
+		}
+		DE_INIT(("chip=%p\n", chip));
+		spin_lock_init(&chip->lock);
+		chip->card = card;
+		chip->pci = pci;
+		chip->irq = -1;
+		atomic_set(&chip->opencount, 0);
+		mutex_init(&chip->mode_mutex);
+		chip->can_set_rate = 1;
+	} else {
+		/* If this was called from the resume function, chip is
+		 * already allocated and it contains current card settings.
+		 */
+		chip = *rchip;
 	}
-	DE_INIT(("chip=%p\n", chip));
-
-	spin_lock_init(&chip->lock);
-	chip->card = card;
-	chip->pci = pci;
-	chip->irq = -1;
 
 	/* PCI resource allocation */
 	chip->dsp_registers_phys = pci_resource_start(pci, 0);
@@ -1962,7 +2017,9 @@ static __devinit int snd_echo_create(struct snd_card *card,
 	chip->comm_page = (struct comm_page *)chip->commpage_dma_buf.area;
 
 	err = init_hw(chip, chip->pci->device, chip->pci->subsystem_device);
-	if (err) {
+	if (err >= 0)
+		err = set_mixer_defaults(chip);
+	if (err < 0) {
 		DE_INIT(("init_hw err=%d\n", err));
 		snd_echo_free(chip);
 		return err;
@@ -1973,9 +2030,6 @@ static __devinit int snd_echo_create(struct snd_card *card,
 		snd_echo_free(chip);
 		return err;
 	}
-	atomic_set(&chip->opencount, 0);
-	mutex_init(&chip->mode_mutex);
-	chip->can_set_rate = 1;
 	*rchip = chip;
 	/* Init done ! */
 	return 0;
@@ -2008,6 +2062,7 @@ static int __devinit snd_echo_probe(struct pci_dev *pci,
 
 	snd_card_set_dev(card, &pci->dev);
 
+	chip = NULL;	/* Tells snd_echo_create to allocate chip */
 	if ((err = snd_echo_create(card, pci, &chip)) < 0) {
 		snd_card_free(card);
 		return err;
@@ -2147,6 +2202,112 @@ ctl_error:
 
 
 
+#if defined(CONFIG_PM)
+
+static int snd_echo_suspend(struct pci_dev *pci, pm_message_t state)
+{
+	struct echoaudio *chip = pci_get_drvdata(pci);
+
+	DE_INIT(("suspend start\n"));
+	snd_pcm_suspend_all(chip->analog_pcm);
+	snd_pcm_suspend_all(chip->digital_pcm);
+
+#ifdef ECHOCARD_HAS_MIDI
+	/* This call can sleep */
+	if (chip->midi_out)
+		snd_echo_midi_output_trigger(chip->midi_out, 0);
+#endif
+	spin_lock_irq(&chip->lock);
+	if (wait_handshake(chip)) {
+		spin_unlock_irq(&chip->lock);
+		return -EIO;
+	}
+	clear_handshake(chip);
+	if (send_vector(chip, DSP_VC_GO_COMATOSE) < 0) {
+		spin_unlock_irq(&chip->lock);
+		return -EIO;
+	}
+	spin_unlock_irq(&chip->lock);
+
+	chip->dsp_code = NULL;
+	free_irq(chip->irq, chip);
+	chip->irq = -1;
+	pci_save_state(pci);
+	pci_disable_device(pci);
+
+	DE_INIT(("suspend done\n"));
+	return 0;
+}
+
+
+
+static int snd_echo_resume(struct pci_dev *pci)
+{
+	struct echoaudio *chip = pci_get_drvdata(pci);
+	struct comm_page *commpage, *commpage_bak;
+	u32 pipe_alloc_mask;
+	int err;
+
+	DE_INIT(("resume start\n"));
+	pci_restore_state(pci);
+	commpage_bak = kmalloc(sizeof(struct echoaudio), GFP_KERNEL);
+	commpage = chip->comm_page;
+	memcpy(commpage_bak, commpage, sizeof(struct comm_page));
+
+	err = init_hw(chip, chip->pci->device, chip->pci->subsystem_device);
+	if (err < 0) {
+		kfree(commpage_bak);
+		DE_INIT(("resume init_hw err=%d\n", err));
+		snd_echo_free(chip);
+		return err;
+	}
+	DE_INIT(("resume init OK\n"));
+
+	/* Temporarily set chip->pipe_alloc_mask=0 otherwise
+	 * restore_dsp_settings() fails.
+	 */
+	pipe_alloc_mask = chip->pipe_alloc_mask;
+	chip->pipe_alloc_mask = 0;
+	err = restore_dsp_rettings(chip);
+	chip->pipe_alloc_mask = pipe_alloc_mask;
+	if (err < 0) {
+		kfree(commpage_bak);
+		return err;
+	}
+	DE_INIT(("resume restore OK\n"));
+
+	memcpy(&commpage->audio_format, &commpage_bak->audio_format,
+		sizeof(commpage->audio_format));
+	memcpy(&commpage->sglist_addr, &commpage_bak->sglist_addr,
+		sizeof(commpage->sglist_addr));
+	memcpy(&commpage->midi_output, &commpage_bak->midi_output,
+		sizeof(commpage->midi_output));
+	kfree(commpage_bak);
+
+	if (request_irq(pci->irq, snd_echo_interrupt, IRQF_SHARED,
+			ECHOCARD_NAME, chip)) {
+		snd_echo_free(chip);
+		snd_printk(KERN_ERR "cannot grab irq\n");
+		return -EBUSY;
+	}
+	chip->irq = pci->irq;
+	DE_INIT(("resume irq=%d\n", chip->irq));
+
+#ifdef ECHOCARD_HAS_MIDI
+	if (chip->midi_input_enabled)
+		enable_midi_input(chip, TRUE);
+	if (chip->midi_out)
+		snd_echo_midi_output_trigger(chip->midi_out, 1);
+#endif
+
+	DE_INIT(("resume done\n"));
+	return 0;
+}
+
+#endif /* CONFIG_PM */
+
+
+
 static void __devexit snd_echo_remove(struct pci_dev *pci)
 {
 	struct echoaudio *chip;
@@ -2169,6 +2330,10 @@ static struct pci_driver driver = {
 	.id_table = snd_echo_ids,
 	.probe = snd_echo_probe,
 	.remove = __devexit_p(snd_echo_remove),
+#ifdef CONFIG_PM
+	.suspend = snd_echo_suspend,
+	.resume = snd_echo_resume,
+#endif /* CONFIG_PM */
 };
 
 
diff --git a/sound/pci/echoaudio/echoaudio.h b/sound/pci/echoaudio/echoaudio.h
index f9490ae36c2..1df974dcb5f 100644
--- a/sound/pci/echoaudio/echoaudio.h
+++ b/sound/pci/echoaudio/echoaudio.h
@@ -442,13 +442,16 @@ struct echoaudio {
 	u16 device_id, subdevice_id;
 	u16 *dsp_code;			/* Current DSP code loaded,
 					 * NULL if nothing loaded */
-	const struct firmware *dsp_code_to_load;/* DSP code to load */
-	const struct firmware *asic_code;	/* Current ASIC code */
+	short dsp_code_to_load;		/* DSP code to load */
+	short asic_code;		/* Current ASIC code */
 	u32 comm_page_phys;			/* Physical address of the
 						 * memory seen by DSP */
 	volatile u32 __iomem *dsp_registers;	/* DSP's register base */
 	u32 active_mask;			/* Chs. active mask or
 						 * punks out */
+#ifdef CONFIG_PM
+	const struct firmware *fw_cache[8];	/* Cached firmwares */
+#endif
 
 #ifdef ECHOCARD_HAS_MIDI
 	u16 mtc_state;				/* State for MIDI input parsing state machine */
@@ -464,11 +467,13 @@ static int load_firmware(struct echoaudio *chip);
 static int wait_handshake(struct echoaudio *chip);
 static int send_vector(struct echoaudio *chip, u32 command);
 static int get_firmware(const struct firmware **fw_entry,
-			const struct firmware *frm, struct echoaudio *chip);
+			struct echoaudio *chip, const short fw_index);
 static void free_firmware(const struct firmware *fw_entry);
 
 #ifdef ECHOCARD_HAS_MIDI
 static int enable_midi_input(struct echoaudio *chip, char enable);
+static void snd_echo_midi_output_trigger(
+			struct snd_rawmidi_substream *substream, int up);
 static int midi_service_irq(struct echoaudio *chip);
 static int __devinit snd_echo_midi_create(struct snd_card *card,
 					  struct echoaudio *chip);
diff --git a/sound/pci/echoaudio/echoaudio_3g.c b/sound/pci/echoaudio/echoaudio_3g.c
index e32a7489792..658db44ef74 100644
--- a/sound/pci/echoaudio/echoaudio_3g.c
+++ b/sound/pci/echoaudio/echoaudio_3g.c
@@ -227,12 +227,11 @@ static int load_asic(struct echoaudio *chip)
 	/* Give the DSP a few milliseconds to settle down */
 	mdelay(2);
 
-	err = load_asic_generic(chip, DSP_FNC_LOAD_3G_ASIC,
-				&card_fw[FW_3G_ASIC]);
+	err = load_asic_generic(chip, DSP_FNC_LOAD_3G_ASIC, FW_3G_ASIC);
 	if (err < 0)
 		return err;
 
-	chip->asic_code = &card_fw[FW_3G_ASIC];
+	chip->asic_code = FW_3G_ASIC;
 
 	/* Now give the new ASIC some time to set up */
 	msleep(1000);
diff --git a/sound/pci/echoaudio/echoaudio_dsp.c b/sound/pci/echoaudio/echoaudio_dsp.c
index 4df51ef5e09..64417a73322 100644
--- a/sound/pci/echoaudio/echoaudio_dsp.c
+++ b/sound/pci/echoaudio/echoaudio_dsp.c
@@ -175,15 +175,15 @@ static inline int check_asic_status(struct echoaudio *chip)
 #ifdef ECHOCARD_HAS_ASIC
 
 /* Load ASIC code - done after the DSP is loaded */
-static int load_asic_generic(struct echoaudio *chip, u32 cmd,
-			     const struct firmware *asic)
+static int load_asic_generic(struct echoaudio *chip, u32 cmd, short asic)
 {
 	const struct firmware *fw;
 	int err;
 	u32 i, size;
 	u8 *code;
 
-	if ((err = get_firmware(&fw, asic, chip)) < 0) {
+	err = get_firmware(&fw, chip, asic);
+	if (err < 0) {
 		snd_printk(KERN_WARNING "Firmware not found !\n");
 		return err;
 	}
@@ -245,7 +245,8 @@ static int install_resident_loader(struct echoaudio *chip)
 		return 0;
 	}
 
-	if ((i = get_firmware(&fw, &card_fw[FW_361_LOADER], chip)) < 0) {
+	i = get_firmware(&fw, chip, FW_361_LOADER);
+	if (i < 0) {
 		snd_printk(KERN_WARNING "Firmware not found !\n");
 		return i;
 	}
@@ -485,7 +486,8 @@ static int load_firmware(struct echoaudio *chip)
 		chip->dsp_code = NULL;
 	}
 
-	if ((err = get_firmware(&fw, chip->dsp_code_to_load, chip)) < 0)
+	err = get_firmware(&fw, chip, chip->dsp_code_to_load);
+	if (err < 0)
 		return err;
 	err = load_dsp(chip, (u16 *)fw->data);
 	free_firmware(fw);
@@ -495,9 +497,6 @@ static int load_firmware(struct echoaudio *chip)
 	if ((box_type = load_asic(chip)) < 0)
 		return box_type;	/* error */
 
-	if ((err = restore_dsp_rettings(chip)) < 0)
-		return err;
-
 	return box_type;
 }
 
@@ -657,51 +656,106 @@ static void get_audio_meters(struct echoaudio *chip, long *meters)
 
 static int restore_dsp_rettings(struct echoaudio *chip)
 {
-	int err;
+	int i, o, err;
 	DE_INIT(("restore_dsp_settings\n"));
 
 	if ((err = check_asic_status(chip)) < 0)
 		return err;
 
-	/* @ Gina20/Darla20 only. Should be harmless for other cards. */
+	/* Gina20/Darla20 only. Should be harmless for other cards. */
 	chip->comm_page->gd_clock_state = GD_CLOCK_UNDEF;
 	chip->comm_page->gd_spdif_status = GD_SPDIF_STATUS_UNDEF;
 	chip->comm_page->handshake = 0xffffffff;
 
-	if ((err = set_sample_rate(chip, chip->sample_rate)) < 0)
+	/* Restore output busses */
+	for (i = 0; i < num_busses_out(chip); i++) {
+		err = set_output_gain(chip, i, chip->output_gain[i]);
+		if (err < 0)
+			return err;
+	}
+
+#ifdef ECHOCARD_HAS_VMIXER
+	for (i = 0; i < num_pipes_out(chip); i++)
+		for (o = 0; o < num_busses_out(chip); o++) {
+			err = set_vmixer_gain(chip, o, i,
+						chip->vmixer_gain[o][i]);
+			if (err < 0)
+				return err;
+		}
+	if (update_vmixer_level(chip) < 0)
+		return -EIO;
+#endif /* ECHOCARD_HAS_VMIXER */
+
+#ifdef ECHOCARD_HAS_MONITOR
+	for (o = 0; o < num_busses_out(chip); o++)
+		for (i = 0; i < num_busses_in(chip); i++) {
+			err = set_monitor_gain(chip, o, i,
+						chip->monitor_gain[o][i]);
+			if (err < 0)
+				return err;
+		}
+#endif /* ECHOCARD_HAS_MONITOR */
+
+#ifdef ECHOCARD_HAS_INPUT_GAIN
+	for (i = 0; i < num_busses_in(chip); i++) {
+		err = set_input_gain(chip, i, chip->input_gain[i]);
+		if (err < 0)
+			return err;
+	}
+#endif /* ECHOCARD_HAS_INPUT_GAIN */
+
+	err = update_output_line_level(chip);
+	if (err < 0)
 		return err;
 
-	if (chip->meters_enabled)
-		if (send_vector(chip, DSP_VC_METERS_ON) < 0)
-			return -EIO;
+	err = update_input_line_level(chip);
+	if (err < 0)
+		return err;
 
-#ifdef ECHOCARD_HAS_EXTERNAL_CLOCK
-	if (set_input_clock(chip, chip->input_clock) < 0)
+	err = set_sample_rate(chip, chip->sample_rate);
+	if (err < 0)
+		return err;
+
+	if (chip->meters_enabled) {
+		err = send_vector(chip, DSP_VC_METERS_ON);
+		if (err < 0)
+			return err;
+	}
+
+#ifdef ECHOCARD_HAS_DIGITAL_MODE_SWITCH
+	if (set_digital_mode(chip, chip->digital_mode) < 0)
 		return -EIO;
 #endif
 
-#ifdef ECHOCARD_HAS_OUTPUT_CLOCK_SWITCH
-	if (set_output_clock(chip, chip->output_clock) < 0)
+#ifdef ECHOCARD_HAS_DIGITAL_IO
+	if (set_professional_spdif(chip, chip->professional_spdif) < 0)
 		return -EIO;
 #endif
 
-	if (update_output_line_level(chip) < 0)
+#ifdef ECHOCARD_HAS_PHANTOM_POWER
+	if (set_phantom_power(chip, chip->phantom_power) < 0)
 		return -EIO;
+#endif
 
-	if (update_input_line_level(chip) < 0)
+#ifdef ECHOCARD_HAS_EXTERNAL_CLOCK
+	/* set_input_clock() also restores automute setting */
+	if (set_input_clock(chip, chip->input_clock) < 0)
 		return -EIO;
+#endif
 
-#ifdef ECHOCARD_HAS_VMIXER
-	if (update_vmixer_level(chip) < 0)
+#ifdef ECHOCARD_HAS_OUTPUT_CLOCK_SWITCH
+	if (set_output_clock(chip, chip->output_clock) < 0)
 		return -EIO;
 #endif
 
 	if (wait_handshake(chip) < 0)
 		return -EIO;
 	clear_handshake(chip);
+	if (send_vector(chip, DSP_VC_UPDATE_FLAGS) < 0)
+		return -EIO;
 
 	DE_INIT(("restore_dsp_rettings done\n"));
-	return send_vector(chip, DSP_VC_UPDATE_FLAGS);
+	return 0;
 }
 
 
@@ -918,9 +972,6 @@ static int init_dsp_comm_page(struct echoaudio *chip)
 	chip->card_name = ECHOCARD_NAME;
 	chip->bad_board = TRUE;	/* Set TRUE until DSP loaded */
 	chip->dsp_code = NULL;	/* Current DSP code not loaded */
-	chip->digital_mode = DIGITAL_MODE_NONE;
-	chip->input_clock = ECHO_CLOCK_INTERNAL;
-	chip->output_clock = ECHO_CLOCK_WORD;
 	chip->asic_loaded = FALSE;
 	memset(chip->comm_page, 0, sizeof(struct comm_page));
 
@@ -931,7 +982,6 @@ static int init_dsp_comm_page(struct echoaudio *chip)
 	chip->comm_page->midi_out_free_count =
 		cpu_to_le32(DSP_MIDI_OUT_FIFO_SIZE);
 	chip->comm_page->sample_rate = cpu_to_le32(44100);
-	chip->sample_rate = 44100;
 
 	/* Set line levels so we don't blast any inputs on startup */
 	memset(chip->comm_page->monitors, ECHOGAIN_MUTED, MONITOR_ARRAY_SIZE);
@@ -942,50 +992,21 @@ static int init_dsp_comm_page(struct echoaudio *chip)
 
 
 
-/* This function initializes the several volume controls for busses and pipes.
-This MUST be called after the DSP is up and running ! */
+/* This function initializes the chip structure with default values, ie. all
+ * muted and internal clock source. Then it copies the settings to the DSP.
+ * This MUST be called after the DSP is up and running !
+ */
 static int init_line_levels(struct echoaudio *chip)
 {
-	int st, i, o;
-
 	DE_INIT(("init_line_levels\n"));
-
-	/* Mute output busses */
-	for (i = 0; i < num_busses_out(chip); i++)
-		if ((st = set_output_gain(chip, i, ECHOGAIN_MUTED)))
-			return st;
-	if ((st = update_output_line_level(chip)))
-		return st;
-
-#ifdef ECHOCARD_HAS_VMIXER
-	/* Mute the Vmixer */
-	for (i = 0; i < num_pipes_out(chip); i++)
-		for (o = 0; o < num_busses_out(chip); o++)
-			if ((st = set_vmixer_gain(chip, o, i, ECHOGAIN_MUTED)))
-				return st;
-	if ((st = update_vmixer_level(chip)))
-		return st;
-#endif /* ECHOCARD_HAS_VMIXER */
-
-#ifdef ECHOCARD_HAS_MONITOR
-	/* Mute the monitor mixer */
-	for (o = 0; o < num_busses_out(chip); o++)
-		for (i = 0; i < num_busses_in(chip); i++)
-			if ((st = set_monitor_gain(chip, o, i, ECHOGAIN_MUTED)))
-				return st;
-	if ((st = update_output_line_level(chip)))
-		return st;
-#endif /* ECHOCARD_HAS_MONITOR */
-
-#ifdef ECHOCARD_HAS_INPUT_GAIN
-	for (i = 0; i < num_busses_in(chip); i++)
-		if ((st = set_input_gain(chip, i, ECHOGAIN_MUTED)))
-			return st;
-	if ((st = update_input_line_level(chip)))
-		return st;
-#endif /* ECHOCARD_HAS_INPUT_GAIN */
-
-	return 0;
+	memset(chip->output_gain, ECHOGAIN_MUTED, sizeof(chip->output_gain));
+	memset(chip->input_gain, ECHOGAIN_MUTED, sizeof(chip->input_gain));
+	memset(chip->monitor_gain, ECHOGAIN_MUTED, sizeof(chip->monitor_gain));
+	memset(chip->vmixer_gain, ECHOGAIN_MUTED, sizeof(chip->vmixer_gain));
+	chip->input_clock = ECHO_CLOCK_INTERNAL;
+	chip->output_clock = ECHO_CLOCK_WORD;
+	chip->sample_rate = 44100;
+	return restore_dsp_rettings(chip);
 }
 
 
diff --git a/sound/pci/echoaudio/gina20.c b/sound/pci/echoaudio/gina20.c
index c0e64b8f52a..2364f8a1bc2 100644
--- a/sound/pci/echoaudio/gina20.c
+++ b/sound/pci/echoaudio/gina20.c
@@ -67,7 +67,7 @@ static const struct firmware card_fw[] = {
 	{0, "gina20_dsp.fw"}
 };
 
-static struct pci_device_id snd_echo_ids[] = {
+static DEFINE_PCI_DEVICE_TABLE(snd_echo_ids) = {
 	{0x1057, 0x1801, 0xECC0, 0x0020, 0, 0, 0},	/* DSP 56301 Gina20 rev.0 */
 	{0,}
 };
diff --git a/sound/pci/echoaudio/gina20_dsp.c b/sound/pci/echoaudio/gina20_dsp.c
index 3f1e7475fae..d1615a0579d 100644
--- a/sound/pci/echoaudio/gina20_dsp.c
+++ b/sound/pci/echoaudio/gina20_dsp.c
@@ -49,7 +49,7 @@ static int init_hw(struct echoaudio *chip, u16 device_id, u16 subdevice_id)
 	chip->device_id = device_id;
 	chip->subdevice_id = subdevice_id;
 	chip->bad_board = TRUE;
-	chip->dsp_code_to_load = &card_fw[FW_GINA20_DSP];
+	chip->dsp_code_to_load = FW_GINA20_DSP;
 	chip->spdif_status = GD_SPDIF_STATUS_UNDEF;
 	chip->clock_state = GD_CLOCK_UNDEF;
 	/* Since this card has no ASIC, mark it as loaded so everything
@@ -62,17 +62,20 @@ static int init_hw(struct echoaudio *chip, u16 device_id, u16 subdevice_id)
 		return err;
 	chip->bad_board = FALSE;
 
-	if ((err = init_line_levels(chip)) < 0)
-		return err;
-
-	err = set_professional_spdif(chip, TRUE);
-
 	DE_INIT(("init_hw done\n"));
 	return err;
 }
 
 
 
+static int set_mixer_defaults(struct echoaudio *chip)
+{
+	chip->professional_spdif = FALSE;
+	return init_line_levels(chip);
+}
+
+
+
 static u32 detect_input_clocks(const struct echoaudio *chip)
 {
 	u32 clocks_from_dsp, clock_bits;
diff --git a/sound/pci/echoaudio/gina24.c b/sound/pci/echoaudio/gina24.c
index c36a78dd0b5..616b55825a1 100644
--- a/sound/pci/echoaudio/gina24.c
+++ b/sound/pci/echoaudio/gina24.c
@@ -85,7 +85,7 @@ static const struct firmware card_fw[] = {
 	{0, "gina24_361_asic.fw"}
 };
 
-static struct pci_device_id snd_echo_ids[] = {
+static DEFINE_PCI_DEVICE_TABLE(snd_echo_ids) = {
 	{0x1057, 0x1801, 0xECC0, 0x0050, 0, 0, 0},	/* DSP 56301 Gina24 rev.0 */
 	{0x1057, 0x1801, 0xECC0, 0x0051, 0, 0, 0},	/* DSP 56301 Gina24 rev.1 */
 	{0x1057, 0x3410, 0xECC0, 0x0050, 0, 0, 0},	/* DSP 56361 Gina24 rev.0 */
diff --git a/sound/pci/echoaudio/gina24_dsp.c b/sound/pci/echoaudio/gina24_dsp.c
index 2fef37a2a5b..98f7cfa81b5 100644
--- a/sound/pci/echoaudio/gina24_dsp.c
+++ b/sound/pci/echoaudio/gina24_dsp.c
@@ -33,8 +33,7 @@ static int write_control_reg(struct echoaudio *chip, u32 value, char force);
 static int set_input_clock(struct echoaudio *chip, u16 clock);
 static int set_professional_spdif(struct echoaudio *chip, char prof);
 static int set_digital_mode(struct echoaudio *chip, u8 mode);
-static int load_asic_generic(struct echoaudio *chip, u32 cmd,
-			     const struct firmware *asic);
+static int load_asic_generic(struct echoaudio *chip, u32 cmd, short asic);
 static int check_asic_status(struct echoaudio *chip);
 
 
@@ -58,19 +57,16 @@ static int init_hw(struct echoaudio *chip, u16 device_id, u16 subdevice_id)
 		ECHO_CLOCK_BIT_INTERNAL | ECHO_CLOCK_BIT_SPDIF |
 		ECHO_CLOCK_BIT_ESYNC | ECHO_CLOCK_BIT_ESYNC96 |
 		ECHO_CLOCK_BIT_ADAT;
-	chip->professional_spdif = FALSE;
-	chip->digital_in_automute = TRUE;
-	chip->digital_mode = DIGITAL_MODE_SPDIF_RCA;
 
 	/* Gina24 comes in both '301 and '361 flavors */
 	if (chip->device_id == DEVICE_ID_56361) {
-		chip->dsp_code_to_load = &card_fw[FW_GINA24_361_DSP];
+		chip->dsp_code_to_load = FW_GINA24_361_DSP;
 		chip->digital_modes =
 			ECHOCAPS_HAS_DIGITAL_MODE_SPDIF_RCA |
 			ECHOCAPS_HAS_DIGITAL_MODE_SPDIF_OPTICAL |
 			ECHOCAPS_HAS_DIGITAL_MODE_ADAT;
 	} else {
-		chip->dsp_code_to_load = &card_fw[FW_GINA24_301_DSP];
+		chip->dsp_code_to_load = FW_GINA24_301_DSP;
 		chip->digital_modes =
 			ECHOCAPS_HAS_DIGITAL_MODE_SPDIF_RCA |
 			ECHOCAPS_HAS_DIGITAL_MODE_SPDIF_OPTICAL |
@@ -82,19 +78,22 @@ static int init_hw(struct echoaudio *chip, u16 device_id, u16 subdevice_id)
 		return err;
 	chip->bad_board = FALSE;
 
-	if ((err = init_line_levels(chip)) < 0)
-		return err;
-	err = set_digital_mode(chip, DIGITAL_MODE_SPDIF_RCA);
-	if (err < 0)
-		return err;
-	err = set_professional_spdif(chip, TRUE);
-
 	DE_INIT(("init_hw done\n"));
 	return err;
 }
 
 
 
+static int set_mixer_defaults(struct echoaudio *chip)
+{
+	chip->digital_mode = DIGITAL_MODE_SPDIF_RCA;
+	chip->professional_spdif = FALSE;
+	chip->digital_in_automute = TRUE;
+	return init_line_levels(chip);
+}
+
+
+
 static u32 detect_input_clocks(const struct echoaudio *chip)
 {
 	u32 clocks_from_dsp, clock_bits;
@@ -125,7 +124,7 @@ static int load_asic(struct echoaudio *chip)
 {
 	u32 control_reg;
 	int err;
-	const struct firmware *fw;
+	short asic;
 
 	if (chip->asic_loaded)
 		return 1;
@@ -135,14 +134,15 @@ static int load_asic(struct echoaudio *chip)
 
 	/* Pick the correct ASIC for '301 or '361 Gina24 */
 	if (chip->device_id == DEVICE_ID_56361)
-		fw = &card_fw[FW_GINA24_361_ASIC];
+		asic = FW_GINA24_361_ASIC;
 	else
-		fw = &card_fw[FW_GINA24_301_ASIC];
+		asic = FW_GINA24_301_ASIC;
 
-	if ((err = load_asic_generic(chip, DSP_FNC_LOAD_GINA24_ASIC, fw)) < 0)
+	err = load_asic_generic(chip, DSP_FNC_LOAD_GINA24_ASIC, asic);
+	if (err < 0)
 		return err;
 
-	chip->asic_code = fw;
+	chip->asic_code = asic;
 
 	/* Now give the new ASIC a little time to set up */
 	mdelay(10);
diff --git a/sound/pci/echoaudio/indigo.c b/sound/pci/echoaudio/indigo.c
index 0a58a7c1fd7..776175c0bda 100644
--- a/sound/pci/echoaudio/indigo.c
+++ b/sound/pci/echoaudio/indigo.c
@@ -68,7 +68,7 @@ static const struct firmware card_fw[] = {
 	{0, "indigo_dsp.fw"}
 };
 
-static struct pci_device_id snd_echo_ids[] = {
+static DEFINE_PCI_DEVICE_TABLE(snd_echo_ids) = {
 	{0x1057, 0x3410, 0xECC0, 0x0090, 0, 0, 0},	/* Indigo */
 	{0,}
 };
diff --git a/sound/pci/echoaudio/indigo_dsp.c b/sound/pci/echoaudio/indigo_dsp.c
index 0b2cd9c8627..5e85f14fe5a 100644
--- a/sound/pci/echoaudio/indigo_dsp.c
+++ b/sound/pci/echoaudio/indigo_dsp.c
@@ -50,7 +50,7 @@ static int init_hw(struct echoaudio *chip, u16 device_id, u16 subdevice_id)
 	chip->device_id = device_id;
 	chip->subdevice_id = subdevice_id;
 	chip->bad_board = TRUE;
-	chip->dsp_code_to_load = &card_fw[FW_INDIGO_DSP];
+	chip->dsp_code_to_load = FW_INDIGO_DSP;
 	/* Since this card has no ASIC, mark it as loaded so everything
 	   works OK */
 	chip->asic_loaded = TRUE;
@@ -60,15 +60,19 @@ static int init_hw(struct echoaudio *chip, u16 device_id, u16 subdevice_id)
 		return err;
 	chip->bad_board = FALSE;
 
-	if ((err = init_line_levels(chip)) < 0)
-		return err;
-
 	DE_INIT(("init_hw done\n"));
 	return err;
 }
 
 
 
+static int set_mixer_defaults(struct echoaudio *chip)
+{
+	return init_line_levels(chip);
+}
+
+
+
 static u32 detect_input_clocks(const struct echoaudio *chip)
 {
 	return ECHO_CLOCK_BIT_INTERNAL;
diff --git a/sound/pci/echoaudio/indigo_express_dsp.c b/sound/pci/echoaudio/indigo_express_dsp.c
index 9ab625e1565..2e4ab3e34a7 100644
--- a/sound/pci/echoaudio/indigo_express_dsp.c
+++ b/sound/pci/echoaudio/indigo_express_dsp.c
@@ -61,6 +61,7 @@ static int set_sample_rate(struct echoaudio *chip, u32 rate)
 
 	control_reg |= clock;
 	if (control_reg != old_control_reg) {
+		DE_ACT(("set_sample_rate: %d clock %d\n", rate, clock));
 		chip->comm_page->control_register = cpu_to_le32(control_reg);
 		chip->sample_rate = rate;
 		clear_handshake(chip);
diff --git a/sound/pci/echoaudio/indigodj.c b/sound/pci/echoaudio/indigodj.c
index 2db24d29332..8816b0bd2ba 100644
--- a/sound/pci/echoaudio/indigodj.c
+++ b/sound/pci/echoaudio/indigodj.c
@@ -68,7 +68,7 @@ static const struct firmware card_fw[] = {
 	{0, "indigo_dj_dsp.fw"}
 };
 
-static struct pci_device_id snd_echo_ids[] = {
+static DEFINE_PCI_DEVICE_TABLE(snd_echo_ids) = {
 	{0x1057, 0x3410, 0xECC0, 0x00B0, 0, 0, 0},	/* Indigo DJ*/
 	{0,}
 };
diff --git a/sound/pci/echoaudio/indigodj_dsp.c b/sound/pci/echoaudio/indigodj_dsp.c
index 08392916691..68f3c8ccc1b 100644
--- a/sound/pci/echoaudio/indigodj_dsp.c
+++ b/sound/pci/echoaudio/indigodj_dsp.c
@@ -50,7 +50,7 @@ static int init_hw(struct echoaudio *chip, u16 device_id, u16 subdevice_id)
 	chip->device_id = device_id;
 	chip->subdevice_id = subdevice_id;
 	chip->bad_board = TRUE;
-	chip->dsp_code_to_load = &card_fw[FW_INDIGO_DJ_DSP];
+	chip->dsp_code_to_load = FW_INDIGO_DJ_DSP;
 	/* Since this card has no ASIC, mark it as loaded so everything
 	   works OK */
 	chip->asic_loaded = TRUE;
@@ -60,15 +60,19 @@ static int init_hw(struct echoaudio *chip, u16 device_id, u16 subdevice_id)
 		return err;
 	chip->bad_board = FALSE;
 
-	if ((err = init_line_levels(chip)) < 0)
-		return err;
-
 	DE_INIT(("init_hw done\n"));
 	return err;
 }
 
 
 
+static int set_mixer_defaults(struct echoaudio *chip)
+{
+	return init_line_levels(chip);
+}
+
+
+
 static u32 detect_input_clocks(const struct echoaudio *chip)
 {
 	return ECHO_CLOCK_BIT_INTERNAL;
diff --git a/sound/pci/echoaudio/indigodjx.c b/sound/pci/echoaudio/indigodjx.c
index 2e44316530a..b1e3652f2f4 100644
--- a/sound/pci/echoaudio/indigodjx.c
+++ b/sound/pci/echoaudio/indigodjx.c
@@ -68,7 +68,7 @@ static const struct firmware card_fw[] = {
 	{0, "indigo_djx_dsp.fw"}
 };
 
-static struct pci_device_id snd_echo_ids[] = {
+static DEFINE_PCI_DEVICE_TABLE(snd_echo_ids) = {
 	{0x1057, 0x3410, 0xECC0, 0x00E0, 0, 0, 0},	/* Indigo DJx*/
 	{0,}
 };
diff --git a/sound/pci/echoaudio/indigodjx_dsp.c b/sound/pci/echoaudio/indigodjx_dsp.c
index f591fc2ed96..bb9632c752a 100644
--- a/sound/pci/echoaudio/indigodjx_dsp.c
+++ b/sound/pci/echoaudio/indigodjx_dsp.c
@@ -48,7 +48,7 @@ static int init_hw(struct echoaudio *chip, u16 device_id, u16 subdevice_id)
 	chip->device_id = device_id;
 	chip->subdevice_id = subdevice_id;
 	chip->bad_board = TRUE;
-	chip->dsp_code_to_load = &card_fw[FW_INDIGO_DJX_DSP];
+	chip->dsp_code_to_load = FW_INDIGO_DJX_DSP;
 	/* Since this card has no ASIC, mark it as loaded so everything
 	   works OK */
 	chip->asic_loaded = TRUE;
@@ -59,10 +59,13 @@ static int init_hw(struct echoaudio *chip, u16 device_id, u16 subdevice_id)
 		return err;
 	chip->bad_board = FALSE;
 
-	err = init_line_levels(chip);
-	if (err < 0)
-		return err;
-
 	DE_INIT(("init_hw done\n"));
 	return err;
 }
+
+
+
+static int set_mixer_defaults(struct echoaudio *chip)
+{
+	return init_line_levels(chip);
+}
diff --git a/sound/pci/echoaudio/indigoio.c b/sound/pci/echoaudio/indigoio.c
index a60c0a0a89b..1035125336d 100644
--- a/sound/pci/echoaudio/indigoio.c
+++ b/sound/pci/echoaudio/indigoio.c
@@ -69,7 +69,7 @@ static const struct firmware card_fw[] = {
 	{0, "indigo_io_dsp.fw"}
 };
 
-static struct pci_device_id snd_echo_ids[] = {
+static DEFINE_PCI_DEVICE_TABLE(snd_echo_ids) = {
 	{0x1057, 0x3410, 0xECC0, 0x00A0, 0, 0, 0},	/* Indigo IO*/
 	{0,}
 };
diff --git a/sound/pci/echoaudio/indigoio_dsp.c b/sound/pci/echoaudio/indigoio_dsp.c
index 0604c8a8522..beb9a5b6989 100644
--- a/sound/pci/echoaudio/indigoio_dsp.c
+++ b/sound/pci/echoaudio/indigoio_dsp.c
@@ -50,7 +50,7 @@ static int init_hw(struct echoaudio *chip, u16 device_id, u16 subdevice_id)
 	chip->device_id = device_id;
 	chip->subdevice_id = subdevice_id;
 	chip->bad_board = TRUE;
-	chip->dsp_code_to_load = &card_fw[FW_INDIGO_IO_DSP];
+	chip->dsp_code_to_load = FW_INDIGO_IO_DSP;
 	/* Since this card has no ASIC, mark it as loaded so everything
 	   works OK */
 	chip->asic_loaded = TRUE;
@@ -60,15 +60,19 @@ static int init_hw(struct echoaudio *chip, u16 device_id, u16 subdevice_id)
 		return err;
 	chip->bad_board = FALSE;
 
-	if ((err = init_line_levels(chip)) < 0)
-		return err;
-
 	DE_INIT(("init_hw done\n"));
 	return err;
 }
 
 
 
+static int set_mixer_defaults(struct echoaudio *chip)
+{
+	return init_line_levels(chip);
+}
+
+
+
 static u32 detect_input_clocks(const struct echoaudio *chip)
 {
 	return ECHO_CLOCK_BIT_INTERNAL;
diff --git a/sound/pci/echoaudio/indigoiox.c b/sound/pci/echoaudio/indigoiox.c
index eb3819f9654..60b7cb2753c 100644
--- a/sound/pci/echoaudio/indigoiox.c
+++ b/sound/pci/echoaudio/indigoiox.c
@@ -69,7 +69,7 @@ static const struct firmware card_fw[] = {
 	{0, "indigo_iox_dsp.fw"}
 };
 
-static struct pci_device_id snd_echo_ids[] = {
+static DEFINE_PCI_DEVICE_TABLE(snd_echo_ids) = {
 	{0x1057, 0x3410, 0xECC0, 0x00D0, 0, 0, 0},	/* Indigo IOx */
 	{0,}
 };
diff --git a/sound/pci/echoaudio/indigoiox_dsp.c b/sound/pci/echoaudio/indigoiox_dsp.c
index f357521c79e..394c6e76bcb 100644
--- a/sound/pci/echoaudio/indigoiox_dsp.c
+++ b/sound/pci/echoaudio/indigoiox_dsp.c
@@ -48,7 +48,7 @@ static int init_hw(struct echoaudio *chip, u16 device_id, u16 subdevice_id)
 	chip->device_id = device_id;
 	chip->subdevice_id = subdevice_id;
 	chip->bad_board = TRUE;
-	chip->dsp_code_to_load = &card_fw[FW_INDIGO_IOX_DSP];
+	chip->dsp_code_to_load = FW_INDIGO_IOX_DSP;
 	/* Since this card has no ASIC, mark it as loaded so everything
 	   works OK */
 	chip->asic_loaded = TRUE;
@@ -59,10 +59,13 @@ static int init_hw(struct echoaudio *chip, u16 device_id, u16 subdevice_id)
 		return err;
 	chip->bad_board = FALSE;
 
-	err = init_line_levels(chip);
-	if (err < 0)
-		return err;
-
 	DE_INIT(("init_hw done\n"));
 	return err;
 }
+
+
+
+static int set_mixer_defaults(struct echoaudio *chip)
+{
+	return init_line_levels(chip);
+}
diff --git a/sound/pci/echoaudio/layla20.c b/sound/pci/echoaudio/layla20.c
index 50619468899..8c3f5c5b530 100644
--- a/sound/pci/echoaudio/layla20.c
+++ b/sound/pci/echoaudio/layla20.c
@@ -76,7 +76,7 @@ static const struct firmware card_fw[] = {
 	{0, "layla20_asic.fw"}
 };
 
-static struct pci_device_id snd_echo_ids[] = {
+static DEFINE_PCI_DEVICE_TABLE(snd_echo_ids) = {
 	{0x1057, 0x1801, 0xECC0, 0x0030, 0, 0, 0},	/* DSP 56301 Layla20 rev.0 */
 	{0x1057, 0x1801, 0xECC0, 0x0031, 0, 0, 0},	/* DSP 56301 Layla20 rev.1 */
 	{0,}
diff --git a/sound/pci/echoaudio/layla20_dsp.c b/sound/pci/echoaudio/layla20_dsp.c
index 83750e9fd7b..53ce9460504 100644
--- a/sound/pci/echoaudio/layla20_dsp.c
+++ b/sound/pci/echoaudio/layla20_dsp.c
@@ -31,8 +31,7 @@
 
 static int read_dsp(struct echoaudio *chip, u32 *data);
 static int set_professional_spdif(struct echoaudio *chip, char prof);
-static int load_asic_generic(struct echoaudio *chip, u32 cmd,
-			     const struct firmware *asic);
+static int load_asic_generic(struct echoaudio *chip, u32 cmd, short asic);
 static int check_asic_status(struct echoaudio *chip);
 static int update_flags(struct echoaudio *chip);
 
@@ -54,7 +53,7 @@ static int init_hw(struct echoaudio *chip, u16 device_id, u16 subdevice_id)
 	chip->subdevice_id = subdevice_id;
 	chip->bad_board = TRUE;
 	chip->has_midi = TRUE;
-	chip->dsp_code_to_load = &card_fw[FW_LAYLA20_DSP];
+	chip->dsp_code_to_load = FW_LAYLA20_DSP;
 	chip->input_clock_types =
 		ECHO_CLOCK_BIT_INTERNAL | ECHO_CLOCK_BIT_SPDIF |
 		ECHO_CLOCK_BIT_WORD | ECHO_CLOCK_BIT_SUPER;
@@ -65,17 +64,20 @@ static int init_hw(struct echoaudio *chip, u16 device_id, u16 subdevice_id)
 		return err;
 	chip->bad_board = FALSE;
 
-	if ((err = init_line_levels(chip)) < 0)
-		return err;
-
-	err = set_professional_spdif(chip, TRUE);
-
 	DE_INIT(("init_hw done\n"));
 	return err;
 }
 
 
 
+static int set_mixer_defaults(struct echoaudio *chip)
+{
+	chip->professional_spdif = FALSE;
+	return init_line_levels(chip);
+}
+
+
+
 static u32 detect_input_clocks(const struct echoaudio *chip)
 {
 	u32 clocks_from_dsp, clock_bits;
@@ -144,7 +146,7 @@ static int load_asic(struct echoaudio *chip)
 		return 0;
 
 	err = load_asic_generic(chip, DSP_FNC_LOAD_LAYLA_ASIC,
-				&card_fw[FW_LAYLA20_ASIC]);
+				FW_LAYLA20_ASIC);
 	if (err < 0)
 		return err;
 
diff --git a/sound/pci/echoaudio/layla24.c b/sound/pci/echoaudio/layla24.c
index e09e3ea7781..ed1cc0abc2b 100644
--- a/sound/pci/echoaudio/layla24.c
+++ b/sound/pci/echoaudio/layla24.c
@@ -87,7 +87,7 @@ static const struct firmware card_fw[] = {
 	{0, "layla24_2S_asic.fw"}
 };
 
-static struct pci_device_id snd_echo_ids[] = {
+static DEFINE_PCI_DEVICE_TABLE(snd_echo_ids) = {
 	{0x1057, 0x3410, 0xECC0, 0x0060, 0, 0, 0},	/* DSP 56361 Layla24 rev.0 */
 	{0,}
 };
diff --git a/sound/pci/echoaudio/layla24_dsp.c b/sound/pci/echoaudio/layla24_dsp.c
index d61b5cbccca..8c041647f28 100644
--- a/sound/pci/echoaudio/layla24_dsp.c
+++ b/sound/pci/echoaudio/layla24_dsp.c
@@ -32,8 +32,7 @@ static int write_control_reg(struct echoaudio *chip, u32 value, char force);
 static int set_input_clock(struct echoaudio *chip, u16 clock);
 static int set_professional_spdif(struct echoaudio *chip, char prof);
 static int set_digital_mode(struct echoaudio *chip, u8 mode);
-static int load_asic_generic(struct echoaudio *chip, u32 cmd,
-			     const struct firmware *asic);
+static int load_asic_generic(struct echoaudio *chip, u32 cmd, short asic);
 static int check_asic_status(struct echoaudio *chip);
 
 
@@ -54,7 +53,7 @@ static int init_hw(struct echoaudio *chip, u16 device_id, u16 subdevice_id)
 	chip->subdevice_id = subdevice_id;
 	chip->bad_board = TRUE;
 	chip->has_midi = TRUE;
-	chip->dsp_code_to_load = &card_fw[FW_LAYLA24_DSP];
+	chip->dsp_code_to_load = FW_LAYLA24_DSP;
 	chip->input_clock_types =
 		ECHO_CLOCK_BIT_INTERNAL | ECHO_CLOCK_BIT_SPDIF |
 		ECHO_CLOCK_BIT_WORD | ECHO_CLOCK_BIT_ADAT;
@@ -62,9 +61,6 @@ static int init_hw(struct echoaudio *chip, u16 device_id, u16 subdevice_id)
 		ECHOCAPS_HAS_DIGITAL_MODE_SPDIF_RCA |
 		ECHOCAPS_HAS_DIGITAL_MODE_SPDIF_OPTICAL |
 		ECHOCAPS_HAS_DIGITAL_MODE_ADAT;
-	chip->digital_mode =		DIGITAL_MODE_SPDIF_RCA;
-	chip->professional_spdif = FALSE;
-	chip->digital_in_automute = TRUE;
 
 	if ((err = load_firmware(chip)) < 0)
 		return err;
@@ -73,17 +69,22 @@ static int init_hw(struct echoaudio *chip, u16 device_id, u16 subdevice_id)
 	if ((err = init_line_levels(chip)) < 0)
 		return err;
 
-	err = set_digital_mode(chip, DIGITAL_MODE_SPDIF_RCA);
-	if (err < 0)
-		return err;
-	err = set_professional_spdif(chip, TRUE);
-
 	DE_INIT(("init_hw done\n"));
 	return err;
 }
 
 
 
+static int set_mixer_defaults(struct echoaudio *chip)
+{
+	chip->digital_mode = DIGITAL_MODE_SPDIF_RCA;
+	chip->professional_spdif = FALSE;
+	chip->digital_in_automute = TRUE;
+	return init_line_levels(chip);
+}
+
+
+
 static u32 detect_input_clocks(const struct echoaudio *chip)
 {
 	u32 clocks_from_dsp, clock_bits;
@@ -123,18 +124,18 @@ static int load_asic(struct echoaudio *chip)
 
 	/* Load the ASIC for the PCI card */
 	err = load_asic_generic(chip, DSP_FNC_LOAD_LAYLA24_PCI_CARD_ASIC,
-				&card_fw[FW_LAYLA24_1_ASIC]);
+				FW_LAYLA24_1_ASIC);
 	if (err < 0)
 		return err;
 
-	chip->asic_code = &card_fw[FW_LAYLA24_2S_ASIC];
+	chip->asic_code = FW_LAYLA24_2S_ASIC;
 
 	/* Now give the new ASIC a little time to set up */
 	mdelay(10);
 
 	/* Do the external one */
 	err = load_asic_generic(chip, DSP_FNC_LOAD_LAYLA24_EXTERNAL_ASIC,
-				&card_fw[FW_LAYLA24_2S_ASIC]);
+				FW_LAYLA24_2S_ASIC);
 	if (err < 0)
 		return FALSE;
 
@@ -299,7 +300,7 @@ static int set_input_clock(struct echoaudio *chip, u16 clock)
 /* Depending on what digital mode you want, Layla24 needs different ASICs
 loaded.  This function checks the ASIC needed for the new mode and sees
 if it matches the one already loaded. */
-static int switch_asic(struct echoaudio *chip, const struct firmware *asic)
+static int switch_asic(struct echoaudio *chip, short asic)
 {
 	s8 *monitors;
 
@@ -335,7 +336,7 @@ static int dsp_set_digital_mode(struct echoaudio *chip, u8 mode)
 {
 	u32 control_reg;
 	int err, incompatible_clock;
-	const struct firmware *asic;
+	short asic;
 
 	/* Set clock to "internal" if it's not compatible with the new mode */
 	incompatible_clock = FALSE;
@@ -344,12 +345,12 @@ static int dsp_set_digital_mode(struct echoaudio *chip, u8 mode)
 	case DIGITAL_MODE_SPDIF_RCA:
 		if (chip->input_clock == ECHO_CLOCK_ADAT)
 			incompatible_clock = TRUE;
-		asic = &card_fw[FW_LAYLA24_2S_ASIC];
+		asic = FW_LAYLA24_2S_ASIC;
 		break;
 	case DIGITAL_MODE_ADAT:
 		if (chip->input_clock == ECHO_CLOCK_SPDIF)
 			incompatible_clock = TRUE;
-		asic = &card_fw[FW_LAYLA24_2A_ASIC];
+		asic = FW_LAYLA24_2A_ASIC;
 		break;
 	default:
 		DE_ACT(("Digital mode not supported: %d\n", mode));
diff --git a/sound/pci/echoaudio/mia.c b/sound/pci/echoaudio/mia.c
index f05c8c097aa..cc2bbfc6532 100644
--- a/sound/pci/echoaudio/mia.c
+++ b/sound/pci/echoaudio/mia.c
@@ -77,7 +77,7 @@ static const struct firmware card_fw[] = {
 	{0, "mia_dsp.fw"}
 };
 
-static struct pci_device_id snd_echo_ids[] = {
+static DEFINE_PCI_DEVICE_TABLE(snd_echo_ids) = {
 	{0x1057, 0x3410, 0xECC0, 0x0080, 0, 0, 0},	/* DSP 56361 Mia rev.0 */
 	{0x1057, 0x3410, 0xECC0, 0x0081, 0, 0, 0},	/* DSP 56361 Mia rev.1 */
 	{0,}
diff --git a/sound/pci/echoaudio/mia_dsp.c b/sound/pci/echoaudio/mia_dsp.c
index 551405114cb..6ebfa6e7ab9 100644
--- a/sound/pci/echoaudio/mia_dsp.c
+++ b/sound/pci/echoaudio/mia_dsp.c
@@ -53,7 +53,7 @@ static int init_hw(struct echoaudio *chip, u16 device_id, u16 subdevice_id)
 	chip->device_id = device_id;
 	chip->subdevice_id = subdevice_id;
 	chip->bad_board = TRUE;
-	chip->dsp_code_to_load = &card_fw[FW_MIA_DSP];
+	chip->dsp_code_to_load = FW_MIA_DSP;
 	/* Since this card has no ASIC, mark it as loaded so everything
 	   works OK */
 	chip->asic_loaded = TRUE;
@@ -66,15 +66,19 @@ static int init_hw(struct echoaudio *chip, u16 device_id, u16 subdevice_id)
 		return err;
 	chip->bad_board = FALSE;
 
-	if ((err = init_line_levels(chip)))
-		return err;
-
 	DE_INIT(("init_hw done\n"));
 	return err;
 }
 
 
 
+static int set_mixer_defaults(struct echoaudio *chip)
+{
+	return init_line_levels(chip);
+}
+
+
+
 static u32 detect_input_clocks(const struct echoaudio *chip)
 {
 	u32 clocks_from_dsp, clock_bits;
diff --git a/sound/pci/echoaudio/mona.c b/sound/pci/echoaudio/mona.c
index b05bad94490..3e7e01824b4 100644
--- a/sound/pci/echoaudio/mona.c
+++ b/sound/pci/echoaudio/mona.c
@@ -92,7 +92,7 @@ static const struct firmware card_fw[] = {
 	{0, "mona_2_asic.fw"}
 };
 
-static struct pci_device_id snd_echo_ids[] = {
+static DEFINE_PCI_DEVICE_TABLE(snd_echo_ids) = {
 	{0x1057, 0x1801, 0xECC0, 0x0070, 0, 0, 0},	/* DSP 56301 Mona rev.0 */
 	{0x1057, 0x1801, 0xECC0, 0x0071, 0, 0, 0},	/* DSP 56301 Mona rev.1 */
 	{0x1057, 0x1801, 0xECC0, 0x0072, 0, 0, 0},	/* DSP 56301 Mona rev.2 */
diff --git a/sound/pci/echoaudio/mona_dsp.c b/sound/pci/echoaudio/mona_dsp.c
index eaa619bd2a0..6e6a7eb555b 100644
--- a/sound/pci/echoaudio/mona_dsp.c
+++ b/sound/pci/echoaudio/mona_dsp.c
@@ -33,8 +33,7 @@ static int write_control_reg(struct echoaudio *chip, u32 value, char force);
 static int set_input_clock(struct echoaudio *chip, u16 clock);
 static int set_professional_spdif(struct echoaudio *chip, char prof);
 static int set_digital_mode(struct echoaudio *chip, u8 mode);
-static int load_asic_generic(struct echoaudio *chip, u32 cmd,
-			     const struct firmware *asic);
+static int load_asic_generic(struct echoaudio *chip, u32 cmd, short asic);
 static int check_asic_status(struct echoaudio *chip);
 
 
@@ -64,32 +63,30 @@ static int init_hw(struct echoaudio *chip, u16 device_id, u16 subdevice_id)
 
 	/* Mona comes in both '301 and '361 flavors */
 	if (chip->device_id == DEVICE_ID_56361)
-		chip->dsp_code_to_load = &card_fw[FW_MONA_361_DSP];
+		chip->dsp_code_to_load = FW_MONA_361_DSP;
 	else
-		chip->dsp_code_to_load = &card_fw[FW_MONA_301_DSP];
-
-	chip->digital_mode = DIGITAL_MODE_SPDIF_RCA;
-	chip->professional_spdif = FALSE;
-	chip->digital_in_automute = TRUE;
+		chip->dsp_code_to_load = FW_MONA_301_DSP;
 
 	if ((err = load_firmware(chip)) < 0)
 		return err;
 	chip->bad_board = FALSE;
 
-	if ((err = init_line_levels(chip)) < 0)
-		return err;
-
-	err = set_digital_mode(chip, DIGITAL_MODE_SPDIF_RCA);
-	if (err < 0)
-		return err;
-	err = set_professional_spdif(chip, TRUE);
-
 	DE_INIT(("init_hw done\n"));
 	return err;
 }
 
 
 
+static int set_mixer_defaults(struct echoaudio *chip)
+{
+	chip->digital_mode = DIGITAL_MODE_SPDIF_RCA;
+	chip->professional_spdif = FALSE;
+	chip->digital_in_automute = TRUE;
+	return init_line_levels(chip);
+}
+
+
+
 static u32 detect_input_clocks(const struct echoaudio *chip)
 {
 	u32 clocks_from_dsp, clock_bits;
@@ -120,7 +117,7 @@ static int load_asic(struct echoaudio *chip)
 {
 	u32 control_reg;
 	int err;
-	const struct firmware *asic;
+	short asic;
 
 	if (chip->asic_loaded)
 		return 0;
@@ -128,9 +125,9 @@ static int load_asic(struct echoaudio *chip)
 	mdelay(10);
 
 	if (chip->device_id == DEVICE_ID_56361)
-		asic = &card_fw[FW_MONA_361_1_ASIC48];
+		asic = FW_MONA_361_1_ASIC48;
 	else
-		asic = &card_fw[FW_MONA_301_1_ASIC48];
+		asic = FW_MONA_301_1_ASIC48;
 
 	err = load_asic_generic(chip, DSP_FNC_LOAD_MONA_PCI_CARD_ASIC, asic);
 	if (err < 0)
@@ -141,7 +138,7 @@ static int load_asic(struct echoaudio *chip)
 
 	/* Do the external one */
 	err = load_asic_generic(chip, DSP_FNC_LOAD_MONA_EXTERNAL_ASIC,
-				&card_fw[FW_MONA_2_ASIC]);
+				FW_MONA_2_ASIC);
 	if (err < 0)
 		return err;
 
@@ -165,22 +162,22 @@ loaded.  This function checks the ASIC needed for the new mode and sees
 if it matches the one already loaded. */
 static int switch_asic(struct echoaudio *chip, char double_speed)
 {
-	const struct firmware *asic;
 	int err;
+	short asic;
 
 	/* Check the clock detect bits to see if this is
 	a single-speed clock or a double-speed clock; load
 	a new ASIC if necessary. */
 	if (chip->device_id == DEVICE_ID_56361) {
 		if (double_speed)
-			asic = &card_fw[FW_MONA_361_1_ASIC96];
+			asic = FW_MONA_361_1_ASIC96;
 		else
-			asic = &card_fw[FW_MONA_361_1_ASIC48];
+			asic = FW_MONA_361_1_ASIC48;
 	} else {
 		if (double_speed)
-			asic = &card_fw[FW_MONA_301_1_ASIC96];
+			asic = FW_MONA_301_1_ASIC96;
 		else
-			asic = &card_fw[FW_MONA_301_1_ASIC48];
+			asic = FW_MONA_301_1_ASIC48;
 	}
 
 	if (asic != chip->asic_code) {
@@ -200,7 +197,7 @@ static int switch_asic(struct echoaudio *chip, char double_speed)
 static int set_sample_rate(struct echoaudio *chip, u32 rate)
 {
 	u32 control_reg, clock;
-	const struct firmware *asic;
+	short asic;
 	char force_write;
 
 	/* Only set the clock for internal mode. */
@@ -218,14 +215,14 @@ static int set_sample_rate(struct echoaudio *chip, u32 rate)
 		if (chip->digital_mode == DIGITAL_MODE_ADAT)
 			return -EINVAL;
 		if (chip->device_id == DEVICE_ID_56361)
-			asic = &card_fw[FW_MONA_361_1_ASIC96];
+			asic = FW_MONA_361_1_ASIC96;
 		else
-			asic = &card_fw[FW_MONA_301_1_ASIC96];
+			asic = FW_MONA_301_1_ASIC96;
 	} else {
 		if (chip->device_id == DEVICE_ID_56361)
-			asic = &card_fw[FW_MONA_361_1_ASIC48];
+			asic = FW_MONA_361_1_ASIC48;
 		else
-			asic = &card_fw[FW_MONA_301_1_ASIC48];
+			asic = FW_MONA_301_1_ASIC48;
 	}
 
 	force_write = 0;
@@ -410,8 +407,8 @@ static int dsp_set_digital_mode(struct echoaudio *chip, u8 mode)
 	case DIGITAL_MODE_ADAT:
 		/* If the current ASIC is the 96KHz ASIC, switch the ASIC
 		   and set to 48 KHz */
-		if (chip->asic_code == &card_fw[FW_MONA_361_1_ASIC96] ||
-		    chip->asic_code == &card_fw[FW_MONA_301_1_ASIC96]) {
+		if (chip->asic_code == FW_MONA_361_1_ASIC96 ||
+		    chip->asic_code == FW_MONA_301_1_ASIC96) {
 			set_sample_rate(chip, 48000);
 		}
 		control_reg |= GML_ADAT_MODE;