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hc
2023-12-08 01573e231f18eb2d99162747186f59511f56b64d 
 kernel/sound/pci/emu10k1/emu10k1_main.c
....@@ -1,3 +1,4 @@
1
+// SPDX-License-Identifier: GPL-2.0-or-later
12 /*
23  *  Copyright (c) by Jaroslav Kysela <perex@perex.cz>
34  *                   Creative Labs, Inc.
....@@ -8,27 +9,11 @@
89  *  	Added EMU 1010 support.
910  *  	General bug fixes and enhancements.
1011  *
11
- *
1212  *  BUGS:
1313  *    --
1414  *
1515  *  TODO:
1616  *    --
17
- *
18
- *   This program is free software; you can redistribute it and/or modify
19
- *   it under the terms of the GNU General Public License as published by
20
- *   the Free Software Foundation; either version 2 of the License, or
21
- *   (at your option) any later version.
22
- *
23
- *   This program is distributed in the hope that it will be useful,
24
- *   but WITHOUT ANY WARRANTY; without even the implied warranty of
25
- *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
26
- *   GNU General Public License for more details.
27
- *
28
- *   You should have received a copy of the GNU General Public License
29
- *   along with this program; if not, write to the Free Software
30
- *   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
31
- *
3217  */
3318 
3419 #include <linux/sched.h>
....@@ -115,7 +100,7 @@
115100 	}
116101 }
117102 
118
-static unsigned int spi_dac_init[] = {
103
+static const unsigned int spi_dac_init[] = {
119104 		0x00ff,
120105 		0x02ff,
121106 		0x0400,
....@@ -139,7 +124,7 @@
139124 		0x1400,
140125 };
141126 
142
-static unsigned int i2c_adc_init[][2] = {
127
+static const unsigned int i2c_adc_init[][2] = {
143128 	{ 0x17, 0x00 }, /* Reset */
144129 	{ 0x07, 0x00 }, /* Timeout */
145130 	{ 0x0b, 0x22 },  /* Interface control */
....@@ -638,7 +623,7 @@
638623 static int snd_emu10k1_cardbus_init(struct snd_emu10k1 *emu)
639624 {
640625 	unsigned long special_port;
641
-	unsigned int value;
626
+	__always_unused unsigned int value;
642627 
643628 	/* Special initialisation routine
644629 	 * before the rest of the IO-Ports become active.
....@@ -668,7 +653,7 @@
668653 	int n, i;
669654 	int reg;
670655 	int value;
671
-	unsigned int write_post;
656
+	__always_unused unsigned int write_post;
672657 	unsigned long flags;
673658 
674659 	if (!fw_entry)
....@@ -1298,7 +1283,7 @@
12981283 	return snd_emu10k1_free(emu);
12991284 }
13001285 
1301
-static struct snd_emu_chip_details emu_chip_details[] = {
1286
+static const struct snd_emu_chip_details emu_chip_details[] = {
13021287 	/* Audigy 5/Rx SB1550 */
13031288 	/* Tested by michael@gernoth.net 28 Mar 2015 */
13041289 	/* DSP: CA10300-IAT LF
....@@ -1804,9 +1789,10 @@
18041789 	int idx, err;
18051790 	int is_audigy;
18061791 	size_t page_table_size;
1792
+	__le32 *pgtbl;
18071793 	unsigned int silent_page;
18081794 	const struct snd_emu_chip_details *c;
1809
-	static struct snd_device_ops ops = {
1795
+	static const struct snd_device_ops ops = {
18101796 		.dev_free =	snd_emu10k1_dev_free,
18111797 	};
18121798 
....@@ -1882,22 +1868,8 @@
18821868 			c->name, pci->vendor, pci->device,
18831869 			emu->serial);
18841870 
1885
-	if (!*card->id && c->id) {
1886
-		int i, n = 0;
1871
+	if (!*card->id && c->id)
18871872 		strlcpy(card->id, c->id, sizeof(card->id));
1888
-		for (;;) {
1889
-			for (i = 0; i < snd_ecards_limit; i++) {
1890
-				if (snd_cards[i] && !strcmp(snd_cards[i]->id, card->id))
1891
-					break;
1892
-			}
1893
-			if (i >= snd_ecards_limit)
1894
-				break;
1895
-			n++;
1896
-			if (n >= SNDRV_CARDS)
1897
-				break;
1898
-			snprintf(card->id, sizeof(card->id), "%s_%d", c->id, n);
1899
-		}
1900
-	}
19011873 
19021874 	is_audigy = emu->audigy = c->emu10k2_chip;
19031875 
....@@ -2013,6 +1985,7 @@
20131985 		goto error;
20141986 	}
20151987 	emu->irq = pci->irq;
1988
+	card->sync_irq = emu->irq;
20161989 
20171990 	/*
20181991 	 *  Init to 0x02109204 :
....@@ -2037,8 +2010,9 @@
20372010 	/* Clear silent pages and set up pointers */
20382011 	memset(emu->silent_page.area, 0, emu->silent_page.bytes);
20392012 	silent_page = emu->silent_page.addr << emu->address_mode;
2013
+	pgtbl = (__le32 *)emu->ptb_pages.area;
20402014 	for (idx = 0; idx < (emu->address_mode ? MAXPAGES1 : MAXPAGES0); idx++)
2041
-		((u32 *)emu->ptb_pages.area)[idx] = cpu_to_le32(silent_page | idx);
2015
+		pgtbl[idx] = cpu_to_le32(silent_page | idx);
20422016 
20432017 	/* set up voice indices */
20442018 	for (idx = 0; idx < NUM_G; idx++) {
....@@ -2078,7 +2052,7 @@
20782052 }
20792053 
20802054 #ifdef CONFIG_PM_SLEEP
2081
-static unsigned char saved_regs[] = {
2055
+static const unsigned char saved_regs[] = {
20822056 	CPF, PTRX, CVCF, VTFT, Z1, Z2, PSST, DSL, CCCA, CCR, CLP,
20832057 	FXRT, MAPA, MAPB, ENVVOL, ATKHLDV, DCYSUSV, LFOVAL1, ENVVAL,
20842058 	ATKHLDM, DCYSUSM, LFOVAL2, IP, IFATN, PEFE, FMMOD, TREMFRQ, FM2FRQ2,
....@@ -2087,7 +2061,7 @@
20872061 	SPBYPASS, AC97SLOT, CDSRCS, GPSRCS, ZVSRCS, MICIDX, ADCIDX, FXIDX,
20882062 	0xff /* end */
20892063 };
2090
-static unsigned char saved_regs_audigy[] = {
2064
+static const unsigned char saved_regs_audigy[] = {
20912065 	A_ADCIDX, A_MICIDX, A_FXWC1, A_FXWC2, A_SAMPLE_RATE,
20922066 	A_FXRT2, A_SENDAMOUNTS, A_FXRT1,
20932067 	0xff /* end */
....@@ -2122,7 +2096,7 @@
21222096 void snd_emu10k1_suspend_regs(struct snd_emu10k1 *emu)
21232097 {
21242098 	int i;
2125
-	unsigned char *reg;
2099
+	const unsigned char *reg;
21262100 	unsigned int *val;
21272101 
21282102 	val = emu->saved_ptr;
....@@ -2155,7 +2129,7 @@
21552129 void snd_emu10k1_resume_regs(struct snd_emu10k1 *emu)
21562130 {
21572131 	int i;
2158
-	unsigned char *reg;
2132
+	const unsigned char *reg;
21592133 	unsigned int *val;
21602134 
21612135 	snd_emu10k1_audio_enable(emu);