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2024-01-05 071106ecf68c401173c58808b1cf5f68cc50d390 
 kernel/sound/pci/ali5451/ali5451.c
....@@ -1,3 +1,4 @@
1
+// SPDX-License-Identifier: GPL-2.0-or-later
12 /*
23  *  Matt Wu <Matt_Wu@acersoftech.com.cn>
34  *  Apr 26, 2001
....@@ -8,21 +9,6 @@
89  *
910  *  TODO:
1011  *    --
11
- *
12
- *   This program is free software; you can redistribute it and/or modify
13
- *   it under the terms of the GNU General Public Lcodecnse as published by
14
- *   the Free Software Foundation; either version 2 of the Lcodecnse, or
15
- *   (at your option) any later version.
16
- *
17
- *   This program is distributed in the hope that it will be useful,
18
- *   but WITHOUT ANY WARRANTY; without even the implied warranty of
19
- *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
20
- *   GNU General Public Lcodecnse for more details.
21
- *
22
- *   You should have received a copy of the GNU General Public Lcodecnse
23
- *   along with this program; if not, write to the Free Software
24
- *   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
25
- *
2612  */
2713 
2814 #include <linux/io.h>
....@@ -1084,7 +1070,7 @@
10841070 {
10851071 	struct snd_ali *codec = snd_pcm_substream_chip(substream);
10861072 	struct snd_pcm_substream *s;
1087
-	unsigned int what, whati, capture_flag;
1073
+	unsigned int what, whati;
10881074 	struct snd_ali_voice *pvoice, *evoice;
10891075 	unsigned int val;
10901076 	int do_start;
....@@ -1102,7 +1088,7 @@
11021088 		return -EINVAL;
11031089 	}
11041090 
1105
-	what = whati = capture_flag = 0;
1091
+	what = whati = 0;
11061092 	snd_pcm_group_for_each_entry(s, substream) {
11071093 		if ((struct snd_ali *) snd_pcm_substream_chip(s) == codec) {
11081094 			pvoice = s->runtime->private_data;
....@@ -1124,8 +1110,6 @@
11241110 					evoice->running = 0;
11251111 			}
11261112 			snd_pcm_trigger_done(s, substream);
1127
-			if (pvoice->mode)
1128
-				capture_flag = 1;
11291113 		}
11301114 	}
11311115 	spin_lock(&codec->reg_lock);
....@@ -1152,13 +1136,7 @@
11521136 	struct snd_pcm_runtime *runtime = substream->runtime;
11531137 	struct snd_ali_voice *pvoice = runtime->private_data;
11541138 	struct snd_ali_voice *evoice = pvoice->extra;
1155
-	int err;
11561139 
1157
-	err = snd_pcm_lib_malloc_pages(substream,
1158
-				       params_buffer_bytes(hw_params));
1159
-	if (err < 0)
1160
-		return err;
1161
-	
11621140 	/* voice management */
11631141 
11641142 	if (params_buffer_size(hw_params) / 2 !=
....@@ -1189,24 +1167,11 @@
11891167 	struct snd_ali_voice *pvoice = runtime->private_data;
11901168 	struct snd_ali_voice *evoice = pvoice ? pvoice->extra : NULL;
11911169 
1192
-	snd_pcm_lib_free_pages(substream);
11931170 	if (evoice) {
11941171 		snd_ali_free_voice(codec, evoice);
11951172 		pvoice->extra = NULL;
11961173 	}
11971174 	return 0;
1198
-}
1199
-
1200
-static int snd_ali_hw_params(struct snd_pcm_substream *substream,
1201
-			     struct snd_pcm_hw_params *hw_params)
1202
-{
1203
-	return snd_pcm_lib_malloc_pages(substream,
1204
-					params_buffer_bytes(hw_params));
1205
-}
1206
-
1207
-static int snd_ali_hw_free(struct snd_pcm_substream *substream)
1208
-{
1209
-	return snd_pcm_lib_free_pages(substream);
12101175 }
12111176 
12121177 static int snd_ali_playback_prepare(struct snd_pcm_substream *substream)
....@@ -1433,7 +1398,7 @@
14331398 	return cso;
14341399 }
14351400 
1436
-static struct snd_pcm_hardware snd_ali_playback =
1401
+static const struct snd_pcm_hardware snd_ali_playback =
14371402 {
14381403 	.info =		(SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED |
14391404 			 SNDRV_PCM_INFO_BLOCK_TRANSFER |
....@@ -1459,7 +1424,7 @@
14591424  *  Capture support device description
14601425  */
14611426 
1462
-static struct snd_pcm_hardware snd_ali_capture =
1427
+static const struct snd_pcm_hardware snd_ali_capture =
14631428 {
14641429 	.info =		(SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED |
14651430 			 SNDRV_PCM_INFO_BLOCK_TRANSFER |
....@@ -1490,7 +1455,7 @@
14901455 }
14911456 
14921457 static int snd_ali_open(struct snd_pcm_substream *substream, int rec,
1493
-			int channel, struct snd_pcm_hardware *phw)
1458
+			int channel, const struct snd_pcm_hardware *phw)
14941459 {
14951460 	struct snd_ali *codec = snd_pcm_substream_chip(substream);
14961461 	struct snd_pcm_runtime *runtime = substream->runtime;
....@@ -1540,7 +1505,6 @@
15401505 static const struct snd_pcm_ops snd_ali_playback_ops = {
15411506 	.open =		snd_ali_playback_open,
15421507 	.close =	snd_ali_playback_close,
1543
-	.ioctl =	snd_pcm_lib_ioctl,
15441508 	.hw_params =	snd_ali_playback_hw_params,
15451509 	.hw_free =	snd_ali_playback_hw_free,
15461510 	.prepare =	snd_ali_playback_prepare,
....@@ -1551,9 +1515,6 @@
15511515 static const struct snd_pcm_ops snd_ali_capture_ops = {
15521516 	.open =		snd_ali_capture_open,
15531517 	.close =	snd_ali_close,
1554
-	.ioctl =	snd_pcm_lib_ioctl,
1555
-	.hw_params =	snd_ali_hw_params,
1556
-	.hw_free =	snd_ali_hw_free,
15571518 	.prepare =	snd_ali_prepare,
15581519 	.trigger =	snd_ali_trigger,
15591520 	.pointer =	snd_ali_pointer,
....@@ -1571,10 +1532,10 @@
15711532 	snd_ac97_write(chip->ac97[modem_num], AC97_LINE1_RATE,
15721533 		       params_rate(hw_params));
15731534 	snd_ac97_write(chip->ac97[modem_num], AC97_LINE1_LEVEL, 0);
1574
-	return snd_ali_hw_params(substream, hw_params);
1535
+	return 0;
15751536 }
15761537 
1577
-static struct snd_pcm_hardware snd_ali_modem =
1538
+static const struct snd_pcm_hardware snd_ali_modem =
15781539 {
15791540 	.info =		(SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED |
15801541 			 SNDRV_PCM_INFO_BLOCK_TRANSFER |
....@@ -1626,9 +1587,7 @@
16261587 static const struct snd_pcm_ops snd_ali_modem_playback_ops = {
16271588 	.open =		snd_ali_modem_playback_open,
16281589 	.close =	snd_ali_close,
1629
-	.ioctl =	snd_pcm_lib_ioctl,
16301590 	.hw_params =	snd_ali_modem_hw_params,
1631
-	.hw_free =	snd_ali_hw_free,
16321591 	.prepare =	snd_ali_prepare,
16331592 	.trigger =	snd_ali_trigger,
16341593 	.pointer =	snd_ali_pointer,
....@@ -1637,9 +1596,7 @@
16371596 static const struct snd_pcm_ops snd_ali_modem_capture_ops = {
16381597 	.open =		snd_ali_modem_capture_open,
16391598 	.close =	snd_ali_close,
1640
-	.ioctl =	snd_pcm_lib_ioctl,
16411599 	.hw_params =	snd_ali_modem_hw_params,
1642
-	.hw_free =	snd_ali_hw_free,
16431600 	.prepare =	snd_ali_prepare,
16441601 	.trigger =	snd_ali_trigger,
16451602 	.pointer =	snd_ali_pointer,
....@@ -1685,9 +1642,8 @@
16851642 		snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_CAPTURE,
16861643 				desc->capture_ops);
16871644 
1688
-	snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV,
1689
-					      snd_dma_pci_data(codec->pci),
1690
-					      64*1024, 128*1024);
1645
+	snd_pcm_set_managed_buffer_all(pcm, SNDRV_DMA_TYPE_DEV,
1646
+				       &codec->pci->dev, 64*1024, 128*1024);
16911647 
16921648 	pcm->info_flags = 0;
16931649 	pcm->dev_class = desc->class;
....@@ -1818,7 +1774,7 @@
18181774 	return change;
18191775 }
18201776 
1821
-static struct snd_kcontrol_new snd_ali5451_mixer_spdif[] = {
1777
+static const struct snd_kcontrol_new snd_ali5451_mixer_spdif[] = {
18221778 	/* spdif aplayback switch */
18231779 	/* FIXME: "IEC958 Playback Switch" may conflict with one on ac97_codec */
18241780 	ALI5451_SPDIF(SNDRV_CTL_NAME_IEC958("Output ",NONE,SWITCH), 0, 0),
....@@ -1833,7 +1789,7 @@
18331789 	struct snd_ac97_template ac97;
18341790 	unsigned int idx;
18351791 	int i, err;
1836
-	static struct snd_ac97_bus_ops ops = {
1792
+	static const struct snd_ac97_bus_ops ops = {
18371793 		.write = snd_ali_codec_write,
18381794 		.read = snd_ali_codec_read,
18391795 	};
....@@ -1882,10 +1838,8 @@
18821838 		return 0;
18831839 
18841840 	snd_power_change_state(card, SNDRV_CTL_POWER_D3hot);
1885
-	for (i = 0; i < chip->num_of_codecs; i++) {
1886
-		snd_pcm_suspend_all(chip->pcm[i]);
1841
+	for (i = 0; i < chip->num_of_codecs; i++)
18871842 		snd_ac97_suspend(chip->ac97[i]);
1888
-	}
18891843 
18901844 	spin_lock_irq(&chip->reg_lock);
18911845 	
....@@ -2051,9 +2005,7 @@
20512005 
20522006 static void snd_ali_proc_init(struct snd_ali *codec)
20532007 {
2054
-	struct snd_info_entry *entry;
2055
-	if (!snd_card_proc_new(codec->card, "ali5451", &entry))
2056
-		snd_info_set_text_ops(entry, codec, snd_ali_proc_read);
2008
+	snd_card_ro_proc_new(codec->card, "ali5451", codec, snd_ali_proc_read);
20572009 }
20582010 
20592011 static int snd_ali_resources(struct snd_ali *codec)
....@@ -2072,6 +2024,7 @@
20722024 		return -EBUSY;
20732025 	}
20742026 	codec->irq = codec->pci->irq;
2027
+	codec->card->sync_irq = codec->irq;
20752028 	dev_dbg(codec->card->dev, "resources allocated.\n");
20762029 	return 0;
20772030 }
....@@ -2091,7 +2044,7 @@
20912044 	struct snd_ali *codec;
20922045 	int i, err;
20932046 	unsigned short cmdw;
2094
-	static struct snd_device_ops ops = {
2047
+	static const struct snd_device_ops ops = {
20952048 		.dev_free = snd_ali_dev_free,
20962049         };
20972050 
....@@ -2144,8 +2097,6 @@
21442097 		snd_ali_free(codec);
21452098 		return -EBUSY;
21462099 	}
2147
-
2148
-	synchronize_irq(pci->irq);
21492100 
21502101 	codec->synth.chmap = 0;
21512102 	codec->synth.chcnt = 0;