1 files changed, 90 insertions, 221 deletions

diff --git a/sound/pci/ali5451/ali5451.c b/sound/pci/ali5451/ali5451.c
index 9f569379b77e..571d89a6a8da 100644
--- a/sound/pci/ali5451/ali5451.c
+++ b/sound/pci/ali5451/ali5451.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
 /*
  *  Matt Wu <Matt_Wu@acersoftech.com.cn>
  *  Apr 26, 2001
@@ -8,21 +9,6 @@
  *
  *  TODO:
  *    --
- *
- *   This program is free software; you can redistribute it and/or modify
- *   it under the terms of the GNU General Public Lcodecnse as published by
- *   the Free Software Foundation; either version 2 of the Lcodecnse, or
- *   (at your option) any later version.
- *
- *   This program is distributed in the hope that it will be useful,
- *   but WITHOUT ANY WARRANTY; without even the implied warranty of
- *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- *   GNU General Public Lcodecnse for more details.
- *
- *   You should have received a copy of the GNU General Public Lcodecnse
- *   along with this program; if not, write to the Free Software
- *   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
- *
  */
 
 #include <linux/io.h>
@@ -43,7 +29,6 @@
 MODULE_AUTHOR("Matt Wu <Matt_Wu@acersoftech.com.cn>");
 MODULE_DESCRIPTION("ALI M5451");
 MODULE_LICENSE("GPL");
-MODULE_SUPPORTED_DEVICE("{{ALI,M5451,pci},{ALI,M5451}}");
 
 static int index = SNDRV_DEFAULT_IDX1;	/* Index */
 static char *id = SNDRV_DEFAULT_STR1;	/* ID for this card */
@@ -258,9 +243,7 @@ struct snd_ali {
 	spinlock_t	reg_lock;
 	spinlock_t	voice_alloc;
 
-#ifdef CONFIG_PM_SLEEP
-	struct snd_ali_image *image;
-#endif
+	struct snd_ali_image image;
 };
 
 static const struct pci_device_id snd_ali_ids[] = {
@@ -309,7 +292,7 @@ static int snd_ali_codec_ready(struct snd_ali *codec,
 	}
 
 	snd_ali_5451_poke(codec, port, res & ~0x8000);
-	dev_dbg(codec->card->dev, "ali_codec_ready: codec is not ready.\n ");
+	dev_dbg(codec->card->dev, "ali_codec_ready: codec is not ready.\n");
 	return -EIO;
 }
 
@@ -928,13 +911,12 @@ static struct snd_ali_voice *snd_ali_alloc_voice(struct snd_ali * codec,
 
 	dev_dbg(codec->card->dev, "alloc_voice: type=%d rec=%d\n", type, rec);
 
-	spin_lock_irq(&codec->voice_alloc);
+	guard(spinlock_irq)(&codec->voice_alloc);
 	if (type == SNDRV_ALI_VOICE_TYPE_PCM) {
 		idx = channel > 0 ? snd_ali_alloc_pcm_channel(codec, channel) :
 			snd_ali_find_free_channel(codec,rec);
 		if (idx < 0) {
 			dev_err(codec->card->dev, "ali_alloc_voice: err.\n");
-			spin_unlock_irq(&codec->voice_alloc);
 			return NULL;
 		}
 		pvoice = &(codec->synth.voices[idx]);
@@ -942,10 +924,8 @@ static struct snd_ali_voice *snd_ali_alloc_voice(struct snd_ali * codec,
 		pvoice->use = 1;
 		pvoice->pcm = 1;
 		pvoice->mode = rec;
-		spin_unlock_irq(&codec->voice_alloc);
 		return pvoice;
 	}
-	spin_unlock_irq(&codec->voice_alloc);
 	return NULL;
 }
 
@@ -960,16 +940,16 @@ static void snd_ali_free_voice(struct snd_ali * codec,
 	if (!pvoice->use)
 		return;
 	snd_ali_clear_voices(codec, pvoice->number, pvoice->number);
-	spin_lock_irq(&codec->voice_alloc);
-	private_free = pvoice->private_free;
-	private_data = pvoice->private_data;
-	pvoice->private_free = NULL;
-	pvoice->private_data = NULL;
-	if (pvoice->pcm)
-		snd_ali_free_channel_pcm(codec, pvoice->number);
-	pvoice->use = pvoice->pcm = pvoice->synth = 0;
-	pvoice->substream = NULL;
-	spin_unlock_irq(&codec->voice_alloc);
+	scoped_guard(spinlock_irq, &codec->voice_alloc) {
+		private_free = pvoice->private_free;
+		private_data = pvoice->private_data;
+		pvoice->private_free = NULL;
+		pvoice->private_data = NULL;
+		if (pvoice->pcm)
+			snd_ali_free_channel_pcm(codec, pvoice->number);
+		pvoice->use = pvoice->pcm = pvoice->synth = 0;
+		pvoice->substream = NULL;
+	}
 	if (private_free)
 		private_free(private_data);
 }
@@ -1084,7 +1064,7 @@ static int snd_ali_trigger(struct snd_pcm_substream *substream,
 {
 	struct snd_ali *codec = snd_pcm_substream_chip(substream);
 	struct snd_pcm_substream *s;
-	unsigned int what, whati, capture_flag;
+	unsigned int what, whati;
 	struct snd_ali_voice *pvoice, *evoice;
 	unsigned int val;
 	int do_start;
@@ -1102,7 +1082,7 @@ static int snd_ali_trigger(struct snd_pcm_substream *substream,
 		return -EINVAL;
 	}
 
-	what = whati = capture_flag = 0;
+	what = whati = 0;
 	snd_pcm_group_for_each_entry(s, substream) {
 		if ((struct snd_ali *) snd_pcm_substream_chip(s) == codec) {
 			pvoice = s->runtime->private_data;
@@ -1124,11 +1104,9 @@ static int snd_ali_trigger(struct snd_pcm_substream *substream,
 					evoice->running = 0;
 			}
 			snd_pcm_trigger_done(s, substream);
-			if (pvoice->mode)
-				capture_flag = 1;
 		}
 	}
-	spin_lock(&codec->reg_lock);
+	guard(spinlock)(&codec->reg_lock);
 	if (!do_start)
 		outl(what, ALI_REG(codec, ALI_STOP));
 	val = inl(ALI_REG(codec, ALI_AINTEN));
@@ -1140,7 +1118,6 @@ static int snd_ali_trigger(struct snd_pcm_substream *substream,
 	if (do_start)
 		outl(what, ALI_REG(codec, ALI_START));
 	dev_dbg(codec->card->dev, "trigger: what=%xh whati=%xh\n", what, whati);
-	spin_unlock(&codec->reg_lock);
 
 	return 0;
 }
@@ -1152,13 +1129,7 @@ static int snd_ali_playback_hw_params(struct snd_pcm_substream *substream,
 	struct snd_pcm_runtime *runtime = substream->runtime;
 	struct snd_ali_voice *pvoice = runtime->private_data;
 	struct snd_ali_voice *evoice = pvoice->extra;
-	int err;
 
-	err = snd_pcm_lib_malloc_pages(substream,
-				       params_buffer_bytes(hw_params));
-	if (err < 0)
-		return err;
-	
 	/* voice management */
 
 	if (params_buffer_size(hw_params) / 2 !=
@@ -1189,7 +1160,6 @@ static int snd_ali_playback_hw_free(struct snd_pcm_substream *substream)
 	struct snd_ali_voice *pvoice = runtime->private_data;
 	struct snd_ali_voice *evoice = pvoice ? pvoice->extra : NULL;
 
-	snd_pcm_lib_free_pages(substream);
 	if (evoice) {
 		snd_ali_free_voice(codec, evoice);
 		pvoice->extra = NULL;
@@ -1197,18 +1167,6 @@ static int snd_ali_playback_hw_free(struct snd_pcm_substream *substream)
 	return 0;
 }
 
-static int snd_ali_hw_params(struct snd_pcm_substream *substream,
-			     struct snd_pcm_hw_params *hw_params)
-{
-	return snd_pcm_lib_malloc_pages(substream,
-					params_buffer_bytes(hw_params));
-}
-
-static int snd_ali_hw_free(struct snd_pcm_substream *substream)
-{
-	return snd_pcm_lib_free_pages(substream);
-}
-
 static int snd_ali_playback_prepare(struct snd_pcm_substream *substream)
 {
 	struct snd_ali *codec = snd_pcm_substream_chip(substream);
@@ -1227,8 +1185,8 @@ static int snd_ali_playback_prepare(struct snd_pcm_substream *substream)
 	
 	dev_dbg(codec->card->dev, "playback_prepare ...\n");
 
-	spin_lock_irq(&codec->reg_lock);	
-	
+	guard(spinlock_irq)(&codec->reg_lock);
+
 	/* set Delta (rate) value */
 	Delta = snd_ali_convert_rate(runtime->rate, 0);
 
@@ -1297,7 +1255,6 @@ static int snd_ali_playback_prepare(struct snd_pcm_substream *substream)
 					 CTRL,
 					 EC);
 	}
-	spin_unlock_irq(&codec->reg_lock);
 	return 0;
 }
 
@@ -1398,14 +1355,11 @@ snd_ali_playback_pointer(struct snd_pcm_substream *substream)
 	struct snd_ali_voice *pvoice = runtime->private_data;
 	unsigned int cso;
 
-	spin_lock(&codec->reg_lock);
-	if (!pvoice->running) {
-		spin_unlock(&codec->reg_lock);
+	guard(spinlock)(&codec->reg_lock);
+	if (!pvoice->running)
 		return 0;
-	}
 	outb(pvoice->number, ALI_REG(codec, ALI_GC_CIR));
 	cso = inw(ALI_REG(codec, ALI_CSO_ALPHA_FMS + 2));
-	spin_unlock(&codec->reg_lock);
 	dev_dbg(codec->card->dev, "playback pointer returned cso=%xh.\n", cso);
 
 	cso %= runtime->buffer_size;
@@ -1420,20 +1374,17 @@ static snd_pcm_uframes_t snd_ali_pointer(struct snd_pcm_substream *substream)
 	struct snd_ali_voice *pvoice = runtime->private_data;
 	unsigned int cso;
 
-	spin_lock(&codec->reg_lock);
-	if (!pvoice->running) {
-		spin_unlock(&codec->reg_lock);
+	guard(spinlock)(&codec->reg_lock);
+	if (!pvoice->running)
 		return 0;
-	}
 	outb(pvoice->number, ALI_REG(codec, ALI_GC_CIR));
 	cso = inw(ALI_REG(codec, ALI_CSO_ALPHA_FMS + 2));
-	spin_unlock(&codec->reg_lock);
 
 	cso %= runtime->buffer_size;
 	return cso;
 }
 
-static struct snd_pcm_hardware snd_ali_playback =
+static const struct snd_pcm_hardware snd_ali_playback =
 {
 	.info =		(SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED |
 			 SNDRV_PCM_INFO_BLOCK_TRANSFER |
@@ -1459,7 +1410,7 @@ static struct snd_pcm_hardware snd_ali_playback =
  *  Capture support device description
  */
 
-static struct snd_pcm_hardware snd_ali_capture =
+static const struct snd_pcm_hardware snd_ali_capture =
 {
 	.info =		(SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED |
 			 SNDRV_PCM_INFO_BLOCK_TRANSFER |
@@ -1490,7 +1441,7 @@ static void snd_ali_pcm_free_substream(struct snd_pcm_runtime *runtime)
 }
 
 static int snd_ali_open(struct snd_pcm_substream *substream, int rec,
-			int channel, struct snd_pcm_hardware *phw)
+			int channel, const struct snd_pcm_hardware *phw)
 {
 	struct snd_ali *codec = snd_pcm_substream_chip(substream);
 	struct snd_pcm_runtime *runtime = substream->runtime;
@@ -1540,7 +1491,6 @@ static int snd_ali_close(struct snd_pcm_substream *substream)
 static const struct snd_pcm_ops snd_ali_playback_ops = {
 	.open =		snd_ali_playback_open,
 	.close =	snd_ali_playback_close,
-	.ioctl =	snd_pcm_lib_ioctl,
 	.hw_params =	snd_ali_playback_hw_params,
 	.hw_free =	snd_ali_playback_hw_free,
 	.prepare =	snd_ali_playback_prepare,
@@ -1551,9 +1501,6 @@ static const struct snd_pcm_ops snd_ali_playback_ops = {
 static const struct snd_pcm_ops snd_ali_capture_ops = {
 	.open =		snd_ali_capture_open,
 	.close =	snd_ali_close,
-	.ioctl =	snd_pcm_lib_ioctl,
-	.hw_params =	snd_ali_hw_params,
-	.hw_free =	snd_ali_hw_free,
 	.prepare =	snd_ali_prepare,
 	.trigger =	snd_ali_trigger,
 	.pointer =	snd_ali_pointer,
@@ -1571,10 +1518,10 @@ static int snd_ali_modem_hw_params(struct snd_pcm_substream *substream,
 	snd_ac97_write(chip->ac97[modem_num], AC97_LINE1_RATE,
 		       params_rate(hw_params));
 	snd_ac97_write(chip->ac97[modem_num], AC97_LINE1_LEVEL, 0);
-	return snd_ali_hw_params(substream, hw_params);
+	return 0;
 }
 
-static struct snd_pcm_hardware snd_ali_modem =
+static const struct snd_pcm_hardware snd_ali_modem =
 {
 	.info =		(SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED |
 			 SNDRV_PCM_INFO_BLOCK_TRANSFER |
@@ -1626,9 +1573,7 @@ static int snd_ali_modem_capture_open(struct snd_pcm_substream *substream)
 static const struct snd_pcm_ops snd_ali_modem_playback_ops = {
 	.open =		snd_ali_modem_playback_open,
 	.close =	snd_ali_close,
-	.ioctl =	snd_pcm_lib_ioctl,
 	.hw_params =	snd_ali_modem_hw_params,
-	.hw_free =	snd_ali_hw_free,
 	.prepare =	snd_ali_prepare,
 	.trigger =	snd_ali_trigger,
 	.pointer =	snd_ali_pointer,
@@ -1637,9 +1582,7 @@ static const struct snd_pcm_ops snd_ali_modem_playback_ops = {
 static const struct snd_pcm_ops snd_ali_modem_capture_ops = {
 	.open =		snd_ali_modem_capture_open,
 	.close =	snd_ali_close,
-	.ioctl =	snd_pcm_lib_ioctl,
 	.hw_params =	snd_ali_modem_hw_params,
-	.hw_free =	snd_ali_hw_free,
 	.prepare =	snd_ali_prepare,
 	.trigger =	snd_ali_trigger,
 	.pointer =	snd_ali_pointer,
@@ -1685,14 +1628,13 @@ static int snd_ali_pcm(struct snd_ali *codec, int device,
 		snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_CAPTURE,
 				desc->capture_ops);
 
-	snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV,
-					      snd_dma_pci_data(codec->pci),
-					      64*1024, 128*1024);
+	snd_pcm_set_managed_buffer_all(pcm, SNDRV_DMA_TYPE_DEV,
+				       &codec->pci->dev, 64*1024, 128*1024);
 
 	pcm->info_flags = 0;
 	pcm->dev_class = desc->class;
 	pcm->dev_subclass = SNDRV_PCM_SUBCLASS_GENERIC_MIX;
-	strcpy(pcm->name, desc->name);
+	strscpy(pcm->name, desc->name);
 	codec->pcm[0] = pcm;
 	return 0;
 }
@@ -1735,12 +1677,12 @@ static int snd_ali_build_pcms(struct snd_ali *codec)
 static int snd_ali5451_spdif_get(struct snd_kcontrol *kcontrol,
 				 struct snd_ctl_elem_value *ucontrol)
 {
-	struct snd_ali *codec = kcontrol->private_data;
+	struct snd_ali *codec = snd_kcontrol_chip(kcontrol);
 	unsigned int spdif_enable;
 
 	spdif_enable = ucontrol->value.integer.value[0] ? 1 : 0;
 
-	spin_lock_irq(&codec->reg_lock);
+	guard(spinlock_irq)(&codec->reg_lock);
 	switch (kcontrol->private_value) {
 	case 0:
 		spdif_enable = (codec->spdif_mask & 0x02) ? 1 : 0;
@@ -1756,19 +1698,18 @@ static int snd_ali5451_spdif_get(struct snd_kcontrol *kcontrol,
 		break;
 	}
 	ucontrol->value.integer.value[0] = spdif_enable;
-	spin_unlock_irq(&codec->reg_lock);
 	return 0;
 }
 
 static int snd_ali5451_spdif_put(struct snd_kcontrol *kcontrol,
 				 struct snd_ctl_elem_value *ucontrol)
 {
-	struct snd_ali *codec = kcontrol->private_data;
+	struct snd_ali *codec = snd_kcontrol_chip(kcontrol);
 	unsigned int change = 0, spdif_enable = 0;
 
 	spdif_enable = ucontrol->value.integer.value[0] ? 1 : 0;
 
-	spin_lock_irq(&codec->reg_lock);
+	guard(spinlock_irq)(&codec->reg_lock);
 	switch (kcontrol->private_value) {
 	case 0:
 		change = (codec->spdif_mask & 0x02) ? 1 : 0;
@@ -1813,12 +1754,11 @@ static int snd_ali5451_spdif_put(struct snd_kcontrol *kcontrol,
 	default:
 		break;
 	}
-	spin_unlock_irq(&codec->reg_lock);
 	
 	return change;
 }
 
-static struct snd_kcontrol_new snd_ali5451_mixer_spdif[] = {
+static const struct snd_kcontrol_new snd_ali5451_mixer_spdif[] = {
 	/* spdif aplayback switch */
 	/* FIXME: "IEC958 Playback Switch" may conflict with one on ac97_codec */
 	ALI5451_SPDIF(SNDRV_CTL_NAME_IEC958("Output ",NONE,SWITCH), 0, 0),
@@ -1833,7 +1773,7 @@ static int snd_ali_mixer(struct snd_ali *codec)
 	struct snd_ac97_template ac97;
 	unsigned int idx;
 	int i, err;
-	static struct snd_ac97_bus_ops ops = {
+	static const struct snd_ac97_bus_ops ops = {
 		.write = snd_ali_codec_write,
 		.read = snd_ali_codec_read,
 	};
@@ -1869,25 +1809,18 @@ static int snd_ali_mixer(struct snd_ali *codec)
 	return 0;
 }
 
-#ifdef CONFIG_PM_SLEEP
 static int ali_suspend(struct device *dev)
 {
 	struct snd_card *card = dev_get_drvdata(dev);
 	struct snd_ali *chip = card->private_data;
-	struct snd_ali_image *im;
+	struct snd_ali_image *im = &chip->image;
 	int i, j;
 
-	im = chip->image;
-	if (!im)
-		return 0;
-
 	snd_power_change_state(card, SNDRV_CTL_POWER_D3hot);
-	for (i = 0; i < chip->num_of_codecs; i++) {
-		snd_pcm_suspend_all(chip->pcm[i]);
+	for (i = 0; i < chip->num_of_codecs; i++)
 		snd_ac97_suspend(chip->ac97[i]);
-	}
 
-	spin_lock_irq(&chip->reg_lock);
+	guard(spinlock_irq)(&chip->reg_lock);
 	
 	im->regs[ALI_MISCINT >> 2] = inl(ALI_REG(chip, ALI_MISCINT));
 	/* im->regs[ALI_START >> 2] = inl(ALI_REG(chip, ALI_START)); */
@@ -1911,7 +1844,6 @@ static int ali_suspend(struct device *dev)
 	/* stop all HW channel */
 	outl(0xffffffff, ALI_REG(chip, ALI_STOP));
 
-	spin_unlock_irq(&chip->reg_lock);
 	return 0;
 }
 
@@ -1919,34 +1851,28 @@ static int ali_resume(struct device *dev)
 {
 	struct snd_card *card = dev_get_drvdata(dev);
 	struct snd_ali *chip = card->private_data;
-	struct snd_ali_image *im;
+	struct snd_ali_image *im = &chip->image;
 	int i, j;
 
-	im = chip->image;
-	if (!im)
-		return 0;
-
-	spin_lock_irq(&chip->reg_lock);
-	
-	for (i = 0; i < ALI_CHANNELS; i++) {
-		outb(i, ALI_REG(chip, ALI_GC_CIR));
-		for (j = 0; j < ALI_CHANNEL_REGS; j++) 
-			outl(im->channel_regs[i][j], ALI_REG(chip, j*4 + 0xe0));
-	}
+	scoped_guard(spinlock_irq, &chip->reg_lock) {
+		for (i = 0; i < ALI_CHANNELS; i++) {
+			outb(i, ALI_REG(chip, ALI_GC_CIR));
+			for (j = 0; j < ALI_CHANNEL_REGS; j++)
+				outl(im->channel_regs[i][j], ALI_REG(chip, j*4 + 0xe0));
+		}
 	
-	for (i = 0; i < ALI_GLOBAL_REGS; i++) {	
-		if ((i*4 == ALI_MISCINT) || (i*4 == ALI_STOP) ||
-		    (i*4 == ALI_START))
-			continue;
-		outl(im->regs[i], ALI_REG(chip, i*4));
+		for (i = 0; i < ALI_GLOBAL_REGS; i++) {
+			if ((i*4 == ALI_MISCINT) || (i*4 == ALI_STOP) ||
+			    (i*4 == ALI_START))
+				continue;
+			outl(im->regs[i], ALI_REG(chip, i*4));
+		}
+
+		/* start HW channel */
+		outl(im->regs[ALI_START >> 2], ALI_REG(chip, ALI_START));
+		/* restore IRQ enable bits */
+		outl(im->regs[ALI_MISCINT >> 2], ALI_REG(chip, ALI_MISCINT));
 	}
-	
-	/* start HW channel */
-	outl(im->regs[ALI_START >> 2], ALI_REG(chip, ALI_START));
-	/* restore IRQ enable bits */
-	outl(im->regs[ALI_MISCINT >> 2], ALI_REG(chip, ALI_MISCINT));
-	
-	spin_unlock_irq(&chip->reg_lock);
 
 	for (i = 0 ; i < chip->num_of_codecs; i++)
 		snd_ac97_resume(chip->ac97[i]);
@@ -1955,28 +1881,16 @@ static int ali_resume(struct device *dev)
 	return 0;
 }
 
-static SIMPLE_DEV_PM_OPS(ali_pm, ali_suspend, ali_resume);
-#define ALI_PM_OPS	&ali_pm
-#else
-#define ALI_PM_OPS	NULL
-#endif /* CONFIG_PM_SLEEP */
+static DEFINE_SIMPLE_DEV_PM_OPS(ali_pm, ali_suspend, ali_resume);
 
-static int snd_ali_free(struct snd_ali * codec)
+static void snd_ali_free(struct snd_card *card)
 {
+	struct snd_ali *codec = card->private_data;
+
 	if (codec->hw_initialized)
 		snd_ali_disable_address_interrupt(codec);
-	if (codec->irq >= 0)
-		free_irq(codec->irq, codec);
-	if (codec->port)
-		pci_release_regions(codec->pci);
-	pci_disable_device(codec->pci);
-#ifdef CONFIG_PM_SLEEP
-	kfree(codec->image);
-#endif
 	pci_dev_put(codec->pci_m1533);
 	pci_dev_put(codec->pci_m7101);
-	kfree(codec);
-	return 0;
 }
 
 static int snd_ali_chip_init(struct snd_ali *codec)
@@ -2051,9 +1965,7 @@ static void snd_ali_proc_read(struct snd_info_entry *entry,
 
 static void snd_ali_proc_init(struct snd_ali *codec)
 {
-	struct snd_info_entry *entry;
-	if (!snd_card_proc_new(codec->card, "ali5451", &entry))
-		snd_info_set_text_ops(entry, codec, snd_ali_proc_read);
+	snd_card_ro_proc_new(codec->card, "ali5451", codec, snd_ali_proc_read);
 }
 
 static int snd_ali_resources(struct snd_ali *codec)
@@ -2061,63 +1973,45 @@ static int snd_ali_resources(struct snd_ali *codec)
 	int err;
 
 	dev_dbg(codec->card->dev, "resources allocation ...\n");
-	err = pci_request_regions(codec->pci, "ALI 5451");
+	err = pcim_request_all_regions(codec->pci, "ALI 5451");
 	if (err < 0)
 		return err;
 	codec->port = pci_resource_start(codec->pci, 0);
 
-	if (request_irq(codec->pci->irq, snd_ali_card_interrupt,
-			IRQF_SHARED, KBUILD_MODNAME, codec)) {
+	if (devm_request_irq(&codec->pci->dev, codec->pci->irq,
+			     snd_ali_card_interrupt,
+			     IRQF_SHARED, KBUILD_MODNAME, codec)) {
 		dev_err(codec->card->dev, "Unable to request irq.\n");
 		return -EBUSY;
 	}
 	codec->irq = codec->pci->irq;
+	codec->card->sync_irq = codec->irq;
 	dev_dbg(codec->card->dev, "resources allocated.\n");
 	return 0;
 }
-static int snd_ali_dev_free(struct snd_device *device)
-{
-	struct snd_ali *codec = device->device_data;
-	snd_ali_free(codec);
-	return 0;
-}
 
 static int snd_ali_create(struct snd_card *card,
 			  struct pci_dev *pci,
 			  int pcm_streams,
-			  int spdif_support,
-			  struct snd_ali **r_ali)
+			  int spdif_support)
 {
-	struct snd_ali *codec;
+	struct snd_ali *codec = card->private_data;
 	int i, err;
 	unsigned short cmdw;
-	static struct snd_device_ops ops = {
-		.dev_free = snd_ali_dev_free,
-        };
-
-	*r_ali = NULL;
 
 	dev_dbg(card->dev, "creating ...\n");
 
 	/* enable PCI device */
-	err = pci_enable_device(pci);
+	err = pcim_enable_device(pci);
 	if (err < 0)
 		return err;
 	/* check, if we can restrict PCI DMA transfers to 31 bits */
-	if (dma_set_mask(&pci->dev, DMA_BIT_MASK(31)) < 0 ||
-	    dma_set_coherent_mask(&pci->dev, DMA_BIT_MASK(31)) < 0) {
+	if (dma_set_mask_and_coherent(&pci->dev, DMA_BIT_MASK(31))) {
 		dev_err(card->dev,
 			"architecture does not support 31bit PCI busmaster DMA\n");
-		pci_disable_device(pci);
 		return -ENXIO;
 	}
 
-	codec = kzalloc(sizeof(*codec), GFP_KERNEL);
-	if (!codec) {
-		pci_disable_device(pci);
-		return -ENOMEM;
-	}
-
 	spin_lock_init(&codec->reg_lock);
 	spin_lock_init(&codec->voice_alloc);
 
@@ -2138,14 +2032,10 @@ static int snd_ali_create(struct snd_card *card,
 		cmdw |= PCI_COMMAND_IO;
 		pci_write_config_word(pci, PCI_COMMAND, cmdw);
 	}
-	pci_set_master(pci);
 	
-	if (snd_ali_resources(codec)) {
-		snd_ali_free(codec);
+	if (snd_ali_resources(codec))
 		return -EBUSY;
-	}
-
-	synchronize_irq(pci->irq);
+	card->private_free = snd_ali_free;
 
 	codec->synth.chmap = 0;
 	codec->synth.chcnt = 0;
@@ -2172,24 +2062,15 @@ static int snd_ali_create(struct snd_card *card,
 	codec->pci_m1533 = pci_get_device(0x10b9, 0x1533, NULL);
 	if (!codec->pci_m1533) {
 		dev_err(card->dev, "cannot find ALi 1533 chip.\n");
-		snd_ali_free(codec);
 		return -ENODEV;
 	}
 	/* M7101: power management */
 	codec->pci_m7101 = pci_get_device(0x10b9, 0x7101, NULL);
 	if (!codec->pci_m7101 && codec->revision == ALI_5451_V02) {
 		dev_err(card->dev, "cannot find ALi 7101 chip.\n");
-		snd_ali_free(codec);
 		return -ENODEV;
 	}
 
-	dev_dbg(card->dev, "snd_device_new is called.\n");
-	err = snd_device_new(card, SNDRV_DEV_LOWLEVEL, codec, &ops);
-	if (err < 0) {
-		snd_ali_free(codec);
-		return err;
-	}
-
 	/* initialise synth voices*/
 	for (i = 0; i < ALI_CHANNELS; i++)
 		codec->synth.voices[i].number = i;
@@ -2200,22 +2081,13 @@ static int snd_ali_create(struct snd_card *card,
 		return err;
 	}
 
-#ifdef CONFIG_PM_SLEEP
-	codec->image = kmalloc(sizeof(*codec->image), GFP_KERNEL);
-	if (!codec->image)
-		dev_warn(card->dev, "can't allocate apm buffer\n");
-#endif
-
 	snd_ali_enable_address_interrupt(codec);
 	codec->hw_initialized = 1;
-
-	*r_ali = codec;
-	dev_dbg(card->dev, "created.\n");
 	return 0;
 }
 
-static int snd_ali_probe(struct pci_dev *pci,
-			 const struct pci_device_id *pci_id)
+static int __snd_ali_probe(struct pci_dev *pci,
+			   const struct pci_device_id *pci_id)
 {
 	struct snd_card *card;
 	struct snd_ali *codec;
@@ -2223,29 +2095,30 @@ static int snd_ali_probe(struct pci_dev *pci,
 
 	dev_dbg(&pci->dev, "probe ...\n");
 
-	err = snd_card_new(&pci->dev, index, id, THIS_MODULE, 0, &card);
+	err = snd_devm_card_new(&pci->dev, index, id, THIS_MODULE,
+				sizeof(*codec), &card);
 	if (err < 0)
 		return err;
+	codec = card->private_data;
 
-	err = snd_ali_create(card, pci, pcm_channels, spdif, &codec);
+	err = snd_ali_create(card, pci, pcm_channels, spdif);
 	if (err < 0)
-		goto error;
-	card->private_data = codec;
+		return err;
 
 	dev_dbg(&pci->dev, "mixer building ...\n");
 	err = snd_ali_mixer(codec);
 	if (err < 0)
-		goto error;
+		return err;
 	
 	dev_dbg(&pci->dev, "pcm building ...\n");
 	err = snd_ali_build_pcms(codec);
 	if (err < 0)
-		goto error;
+		return err;
 
 	snd_ali_proc_init(codec);
 
-	strcpy(card->driver, "ALI5451");
-	strcpy(card->shortname, "ALI 5451");
+	strscpy(card->driver, "ALI5451");
+	strscpy(card->shortname, "ALI 5451");
 	
 	sprintf(card->longname, "%s at 0x%lx, irq %i",
 		card->shortname, codec->port, codec->irq);
@@ -2253,28 +2126,24 @@ static int snd_ali_probe(struct pci_dev *pci,
 	dev_dbg(&pci->dev, "register card.\n");
 	err = snd_card_register(card);
 	if (err < 0)
-		goto error;
+		return err;
 
 	pci_set_drvdata(pci, card);
 	return 0;
-
- error:
-	snd_card_free(card);
-	return err;
 }
 
-static void snd_ali_remove(struct pci_dev *pci)
+static int snd_ali_probe(struct pci_dev *pci,
+			 const struct pci_device_id *pci_id)
 {
-	snd_card_free(pci_get_drvdata(pci));
+	return snd_card_free_on_error(&pci->dev, __snd_ali_probe(pci, pci_id));
 }
 
 static struct pci_driver ali5451_driver = {
 	.name = KBUILD_MODNAME,
 	.id_table = snd_ali_ids,
 	.probe = snd_ali_probe,
-	.remove = snd_ali_remove,
 	.driver = {
-		.pm = ALI_PM_OPS,
+		.pm = &ali_pm,
 	},
 };