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path: root/sound/pci/ca0106/ca0106_proc.c
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Diffstat (limited to 'sound/pci/ca0106/ca0106_proc.c')
-rw-r--r--sound/pci/ca0106/ca0106_proc.c86
1 files changed, 30 insertions, 56 deletions
diff --git a/sound/pci/ca0106/ca0106_proc.c b/sound/pci/ca0106/ca0106_proc.c
index a2c85cc37972..c181e4954579 100644
--- a/sound/pci/ca0106/ca0106_proc.c
+++ b/sound/pci/ca0106/ca0106_proc.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* Copyright (c) 2004 James Courtier-Dutton <James@superbug.demon.co.uk>
* Driver CA0106 chips. e.g. Sound Blaster Audigy LS and Live 24bit
@@ -44,21 +45,6 @@
*
* This code was initially based on code from ALSA's emu10k1x.c which is:
* Copyright (c) by Francisco Moraes <fmoraes@nc.rr.com>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, 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 License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * 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/delay.h>
#include <linux/init.h>
@@ -80,7 +66,7 @@ struct snd_ca0106_category_str {
const char *name;
};
-static struct snd_ca0106_category_str snd_ca0106_con_category[] = {
+static const struct snd_ca0106_category_str snd_ca0106_con_category[] = {
{ IEC958_AES1_CON_DAT, "DAT" },
{ IEC958_AES1_CON_VCR, "VCR" },
{ IEC958_AES1_CON_MICROPHONE, "microphone" },
@@ -295,16 +281,14 @@ static void snd_ca0106_proc_reg_write32(struct snd_info_entry *entry,
struct snd_info_buffer *buffer)
{
struct snd_ca0106 *emu = entry->private_data;
- unsigned long flags;
char line[64];
u32 reg, val;
while (!snd_info_get_line(buffer, line, sizeof(line))) {
if (sscanf(line, "%x %x", &reg, &val) != 2)
continue;
if (reg < 0x40 && val <= 0xffffffff) {
- spin_lock_irqsave(&emu->emu_lock, flags);
+ guard(spinlock_irqsave)(&emu->emu_lock);
outl(val, emu->port + (reg & 0xfffffffc));
- spin_unlock_irqrestore(&emu->emu_lock, flags);
}
}
}
@@ -314,13 +298,13 @@ static void snd_ca0106_proc_reg_read32(struct snd_info_entry *entry,
{
struct snd_ca0106 *emu = entry->private_data;
unsigned long value;
- unsigned long flags;
int i;
+
snd_iprintf(buffer, "Registers:\n\n");
for(i = 0; i < 0x20; i+=4) {
- spin_lock_irqsave(&emu->emu_lock, flags);
- value = inl(emu->port + i);
- spin_unlock_irqrestore(&emu->emu_lock, flags);
+ scoped_guard(spinlock_irqsave, &emu->emu_lock) {
+ value = inl(emu->port + i);
+ }
snd_iprintf(buffer, "Register %02X: %08lX\n", i, value);
}
}
@@ -330,13 +314,13 @@ static void snd_ca0106_proc_reg_read16(struct snd_info_entry *entry,
{
struct snd_ca0106 *emu = entry->private_data;
unsigned int value;
- unsigned long flags;
int i;
+
snd_iprintf(buffer, "Registers:\n\n");
for(i = 0; i < 0x20; i+=2) {
- spin_lock_irqsave(&emu->emu_lock, flags);
- value = inw(emu->port + i);
- spin_unlock_irqrestore(&emu->emu_lock, flags);
+ scoped_guard(spinlock_irqsave, &emu->emu_lock) {
+ value = inw(emu->port + i);
+ }
snd_iprintf(buffer, "Register %02X: %04X\n", i, value);
}
}
@@ -346,13 +330,13 @@ static void snd_ca0106_proc_reg_read8(struct snd_info_entry *entry,
{
struct snd_ca0106 *emu = entry->private_data;
unsigned int value;
- unsigned long flags;
int i;
+
snd_iprintf(buffer, "Registers:\n\n");
for(i = 0; i < 0x20; i+=1) {
- spin_lock_irqsave(&emu->emu_lock, flags);
- value = inb(emu->port + i);
- spin_unlock_irqrestore(&emu->emu_lock, flags);
+ scoped_guard(spinlock_irqsave, &emu->emu_lock) {
+ value = inb(emu->port + i);
+ }
snd_iprintf(buffer, "Register %02X: %02X\n", i, value);
}
}
@@ -424,30 +408,20 @@ static void snd_ca0106_proc_i2c_write(struct snd_info_entry *entry,
int snd_ca0106_proc_init(struct snd_ca0106 *emu)
{
- struct snd_info_entry *entry;
-
- if(! snd_card_proc_new(emu->card, "iec958", &entry))
- snd_info_set_text_ops(entry, emu, snd_ca0106_proc_iec958);
- if(! snd_card_proc_new(emu->card, "ca0106_reg32", &entry)) {
- snd_info_set_text_ops(entry, emu, snd_ca0106_proc_reg_read32);
- entry->c.text.write = snd_ca0106_proc_reg_write32;
- entry->mode |= 0200;
- }
- if(! snd_card_proc_new(emu->card, "ca0106_reg16", &entry))
- snd_info_set_text_ops(entry, emu, snd_ca0106_proc_reg_read16);
- if(! snd_card_proc_new(emu->card, "ca0106_reg8", &entry))
- snd_info_set_text_ops(entry, emu, snd_ca0106_proc_reg_read8);
- if(! snd_card_proc_new(emu->card, "ca0106_regs1", &entry)) {
- snd_info_set_text_ops(entry, emu, snd_ca0106_proc_reg_read1);
- entry->c.text.write = snd_ca0106_proc_reg_write;
- entry->mode |= 0200;
- }
- if(! snd_card_proc_new(emu->card, "ca0106_i2c", &entry)) {
- entry->c.text.write = snd_ca0106_proc_i2c_write;
- entry->private_data = emu;
- entry->mode |= 0200;
- }
- if(! snd_card_proc_new(emu->card, "ca0106_regs2", &entry))
- snd_info_set_text_ops(entry, emu, snd_ca0106_proc_reg_read2);
+ snd_card_ro_proc_new(emu->card, "iec958", emu, snd_ca0106_proc_iec958);
+ snd_card_rw_proc_new(emu->card, "ca0106_reg32", emu,
+ snd_ca0106_proc_reg_read32,
+ snd_ca0106_proc_reg_write32);
+ snd_card_ro_proc_new(emu->card, "ca0106_reg16", emu,
+ snd_ca0106_proc_reg_read16);
+ snd_card_ro_proc_new(emu->card, "ca0106_reg8", emu,
+ snd_ca0106_proc_reg_read8);
+ snd_card_rw_proc_new(emu->card, "ca0106_regs1", emu,
+ snd_ca0106_proc_reg_read1,
+ snd_ca0106_proc_reg_write);
+ snd_card_rw_proc_new(emu->card, "ca0106_i2c", emu, NULL,
+ snd_ca0106_proc_i2c_write);
+ snd_card_ro_proc_new(emu->card, "ca0106_regs2", emu,
+ snd_ca0106_proc_reg_read2);
return 0;
}
generated by cgit (git 2.34.1) at 2025-12-25 20:53:21 +0000