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2023-12-11 1f93a7dfd1f8d5ff7a5c53246c7534fe2332d6f4 
 kernel/sound/pci/nm256/nm256.c
....@@ -1,3 +1,4 @@
1
+// SPDX-License-Identifier: GPL-2.0-or-later
12 /* 
23  * Driver for NeoMagic 256AV and 256ZX chipsets.
34  * Copyright (c) 2000 by Takashi Iwai <tiwai@suse.de>
....@@ -7,21 +8,6 @@
78  * so I just put my acknoledgment to him/her here.
89  * The original author's web page is found at
910  *	http://www.uglx.org/sony.html
10
- *
11
- *
12
- *   This program is free software; you can redistribute it and/or modify
13
- *   it under the terms of the GNU General Public License as published by
14
- *   the Free Software Foundation; either version 2 of the License, 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 License for more details.
21
- *
22
- *   You should have received a copy of the GNU General Public License
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
2511  */
2612   
2713 #include <linux/io.h>
....@@ -313,7 +299,7 @@
313299 }
314300 
315301 static inline void
316
-snd_nm256_write_buffer(struct nm256 *chip, void *src, int offset, int size)
302
+snd_nm256_write_buffer(struct nm256 *chip, const void *src, int offset, int size)
317303 {
318304 	offset -= chip->buffer_start;
319305 #ifdef CONFIG_SND_DEBUG
....@@ -474,6 +460,7 @@
474460 			return -EBUSY;
475461 		}
476462 		chip->irq = chip->pci->irq;
463
+		chip->card->sync_irq = chip->irq;
477464 	}
478465 	chip->irq_acks++;
479466 	mutex_unlock(&chip->irq_mutex);
....@@ -489,6 +476,7 @@
489476 	if (chip->irq_acks == 0 && chip->irq >= 0) {
490477 		free_irq(chip->irq, chip);
491478 		chip->irq = -1;
479
+		chip->card->sync_irq = -1;
492480 	}
493481 	mutex_unlock(&chip->irq_mutex);
494482 }
....@@ -572,7 +560,7 @@
572560 	switch (cmd) {
573561 	case SNDRV_PCM_TRIGGER_RESUME:
574562 		s->suspended = 0;
575
-		/* fallthru */
563
+		fallthrough;
576564 	case SNDRV_PCM_TRIGGER_START:
577565 		if (! s->running) {
578566 			snd_nm256_playback_start(chip, s, substream);
....@@ -581,7 +569,7 @@
581569 		break;
582570 	case SNDRV_PCM_TRIGGER_SUSPEND:
583571 		s->suspended = 1;
584
-		/* fallthru */
572
+		fallthrough;
585573 	case SNDRV_PCM_TRIGGER_STOP:
586574 		if (s->running) {
587575 			snd_nm256_playback_stop(chip);
....@@ -797,7 +785,7 @@
797785 /*
798786  * hardware info
799787  */
800
-static struct snd_pcm_hardware snd_nm256_playback =
788
+static const struct snd_pcm_hardware snd_nm256_playback =
801789 {
802790 	.info =			SNDRV_PCM_INFO_MMAP_IOMEM |SNDRV_PCM_INFO_MMAP_VALID |
803791 				SNDRV_PCM_INFO_INTERLEAVED |
....@@ -816,7 +804,7 @@
816804 	.period_bytes_max =	128 * 1024,
817805 };
818806 
819
-static struct snd_pcm_hardware snd_nm256_capture =
807
+static const struct snd_pcm_hardware snd_nm256_capture =
820808 {
821809 	.info =			SNDRV_PCM_INFO_MMAP_IOMEM | SNDRV_PCM_INFO_MMAP_VALID |
822810 				SNDRV_PCM_INFO_INTERLEAVED |
....@@ -850,7 +838,7 @@
850838  */
851839 static void snd_nm256_setup_stream(struct nm256 *chip, struct nm256_stream *s,
852840 				   struct snd_pcm_substream *substream,
853
-				   struct snd_pcm_hardware *hw_ptr)
841
+				   const struct snd_pcm_hardware *hw_ptr)
854842 {
855843 	struct snd_pcm_runtime *runtime = substream->runtime;
856844 
....@@ -920,7 +908,6 @@
920908 static const struct snd_pcm_ops snd_nm256_playback_ops = {
921909 	.open =		snd_nm256_playback_open,
922910 	.close =	snd_nm256_playback_close,
923
-	.ioctl =	snd_pcm_lib_ioctl,
924911 	.hw_params =	snd_nm256_pcm_hw_params,
925912 	.prepare =	snd_nm256_pcm_prepare,
926913 	.trigger =	snd_nm256_playback_trigger,
....@@ -936,7 +923,6 @@
936923 static const struct snd_pcm_ops snd_nm256_capture_ops = {
937924 	.open =		snd_nm256_capture_open,
938925 	.close =	snd_nm256_capture_close,
939
-	.ioctl =	snd_pcm_lib_ioctl,
940926 	.hw_params =	snd_nm256_pcm_hw_params,
941927 	.prepare =	snd_nm256_pcm_prepare,
942928 	.trigger =	snd_nm256_capture_trigger,
....@@ -1193,7 +1179,7 @@
11931179 	unsigned short value;
11941180 };
11951181 
1196
-static struct initialValues nm256_ac97_init_val[] =
1182
+static const struct initialValues nm256_ac97_init_val[] =
11971183 {
11981184 	{ AC97_MASTER, 		0x8000 },
11991185 	{ AC97_HEADPHONE,	0x8000 },
....@@ -1323,7 +1309,7 @@
13231309 	struct snd_ac97_bus *pbus;
13241310 	struct snd_ac97_template ac97;
13251311 	int err;
1326
-	static struct snd_ac97_bus_ops ops = {
1312
+	static const struct snd_ac97_bus_ops ops = {
13271313 		.reset = snd_nm256_ac97_reset,
13281314 		.write = snd_nm256_ac97_write,
13291315 		.read = snd_nm256_ac97_read,
....@@ -1367,7 +1353,7 @@
13671353 	unsigned long pointer_found = chip->buffer_end - 0x1400;
13681354 	u32 sig;
13691355 
1370
-	temp = ioremap_nocache(chip->buffer_addr + chip->buffer_end - 0x400, 16);
1356
+	temp = ioremap(chip->buffer_addr + chip->buffer_end - 0x400, 16);
13711357 	if (temp == NULL) {
13721358 		dev_err(chip->card->dev,
13731359 			"Unable to scan for card signature in video RAM\n");
....@@ -1413,7 +1399,6 @@
14131399 	struct nm256 *chip = card->private_data;
14141400 
14151401 	snd_power_change_state(card, SNDRV_CTL_POWER_D3hot);
1416
-	snd_pcm_suspend_all(chip->pcm);
14171402 	snd_ac97_suspend(chip->ac97);
14181403 	chip->coeffs_current = 0;
14191404 	return 0;
....@@ -1486,7 +1471,7 @@
14861471 {
14871472 	struct nm256 *chip;
14881473 	int err, pval;
1489
-	static struct snd_device_ops ops = {
1474
+	static const struct snd_device_ops ops = {
14901475 		.dev_free =	snd_nm256_dev_free,
14911476 	};
14921477 	u32 addr;
....@@ -1533,7 +1518,7 @@
15331518 		err = -EBUSY;
15341519 		goto __error;
15351520 	}
1536
-	chip->cport = ioremap_nocache(chip->cport_addr, NM_PORT2_SIZE);
1521
+	chip->cport = ioremap(chip->cport_addr, NM_PORT2_SIZE);
15371522 	if (chip->cport == NULL) {
15381523 		dev_err(card->dev, "unable to map control port %lx\n",
15391524 			chip->cport_addr);
....@@ -1604,7 +1589,7 @@
16041589 		err = -EBUSY;
16051590 		goto __error;
16061591 	}
1607
-	chip->buffer = ioremap_nocache(chip->buffer_addr, chip->buffer_size);
1592
+	chip->buffer = ioremap(chip->buffer_addr, chip->buffer_size);
16081593 	if (chip->buffer == NULL) {
16091594 		err = -ENOMEM;
16101595 		dev_err(card->dev, "unable to map ring buffer at %lx\n",
....@@ -1647,11 +1632,11 @@
16471632 }
16481633 
16491634 
1650
-enum { NM_BLACKLISTED, NM_RESET_WORKAROUND, NM_RESET_WORKAROUND_2 };
1635
+enum { NM_IGNORED, NM_RESET_WORKAROUND, NM_RESET_WORKAROUND_2 };
16511636 
1652
-static struct snd_pci_quirk nm256_quirks[] = {
1637
+static const struct snd_pci_quirk nm256_quirks[] = {
16531638 	/* HP omnibook 4150 has cs4232 codec internally */
1654
-	SND_PCI_QUIRK(0x103c, 0x0007, "HP omnibook 4150", NM_BLACKLISTED),
1639
+	SND_PCI_QUIRK(0x103c, 0x0007, "HP omnibook 4150", NM_IGNORED),
16551640 	/* Reset workarounds to avoid lock-ups */
16561641 	SND_PCI_QUIRK(0x104d, 0x8041, "Sony PCG-F305", NM_RESET_WORKAROUND),
16571642 	SND_PCI_QUIRK(0x1028, 0x0080, "Dell Latitude LS", NM_RESET_WORKAROUND),
....@@ -1673,13 +1658,13 @@
16731658 		dev_dbg(&pci->dev, "Enabled quirk for %s.\n",
16741659 			    snd_pci_quirk_name(q));
16751660 		switch (q->value) {
1676
-		case NM_BLACKLISTED:
1661
+		case NM_IGNORED:
16771662 			dev_info(&pci->dev,
1678
-				 "The device is blacklisted. Loading stopped\n");
1663
+				 "The device is on the denylist. Loading stopped\n");
16791664 			return -ENODEV;
16801665 		case NM_RESET_WORKAROUND_2:
16811666 			reset_workaround_2 = 1;
1682
-			/* Fall-through */
1667
+			fallthrough;
16831668 		case NM_RESET_WORKAROUND:
16841669 			reset_workaround = 1;
16851670 			break;