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Diffstat (limited to 'sound/oss/dmasound/dmasound_paula.c')
-rw-r--r--sound/oss/dmasound/dmasound_paula.c68
1 files changed, 32 insertions, 36 deletions
diff --git a/sound/oss/dmasound/dmasound_paula.c b/sound/oss/dmasound/dmasound_paula.c
index 558db5311e0..c2d45a5848b 100644
--- a/sound/oss/dmasound/dmasound_paula.c
+++ b/sound/oss/dmasound/dmasound_paula.c
@@ -16,12 +16,12 @@
#include <linux/module.h>
-#include <linux/config.h>
#include <linux/mm.h>
#include <linux/init.h>
#include <linux/ioport.h>
#include <linux/soundcard.h>
#include <linux/interrupt.h>
+#include <linux/platform_device.h>
#include <asm/uaccess.h>
#include <asm/setup.h>
@@ -34,6 +34,7 @@
#define DMASOUND_PAULA_REVISION 0
#define DMASOUND_PAULA_EDITION 4
+#define custom amiga_custom
/*
* The minimum period for audio depends on htotal (for OCS/ECS/AGA)
* (Imported from arch/m68k/amiga/amisound.c)
@@ -69,7 +70,7 @@ static int write_sq_block_size_half, write_sq_block_size_quarter;
/*** Low level stuff *********************************************************/
-static void *AmiAlloc(unsigned int size, int flags);
+static void *AmiAlloc(unsigned int size, gfp_t flags);
static void AmiFree(void *obj, unsigned int size);
static int AmiIrqInit(void);
#ifdef MODULE
@@ -82,7 +83,7 @@ static int AmiSetVolume(int volume);
static int AmiSetTreble(int treble);
static void AmiPlayNextFrame(int index);
static void AmiPlay(void);
-static irqreturn_t AmiInterrupt(int irq, void *dummy, struct pt_regs *fp);
+static irqreturn_t AmiInterrupt(int irq, void *dummy);
#ifdef CONFIG_HEARTBEAT
@@ -91,10 +92,6 @@ static irqreturn_t AmiInterrupt(int irq, void *dummy, struct pt_regs *fp);
* power LED are controlled by the same line.
*/
-#ifdef CONFIG_APUS
-#define mach_heartbeat ppc_md.heartbeat
-#endif
-
static void (*saved_heartbeat)(int) = NULL;
static inline void disable_heartbeat(void)
@@ -156,7 +153,7 @@ static int AmiStateInfo(char *buffer, size_t space);
* Native format
*/
-static ssize_t ami_ct_s8(const u_char *userPtr, size_t userCount,
+static ssize_t ami_ct_s8(const u_char __user *userPtr, size_t userCount,
u_char frame[], ssize_t *frameUsed, ssize_t frameLeft)
{
ssize_t count, used;
@@ -189,7 +186,7 @@ static ssize_t ami_ct_s8(const u_char *userPtr, size_t userCount,
*/
#define GENERATE_AMI_CT8(funcname, convsample) \
-static ssize_t funcname(const u_char *userPtr, size_t userCount, \
+static ssize_t funcname(const u_char __user *userPtr, size_t userCount, \
u_char frame[], ssize_t *frameUsed, \
ssize_t frameLeft) \
{ \
@@ -240,10 +237,11 @@ GENERATE_AMI_CT8(ami_ct_u8, AMI_CT_U8)
*/
#define GENERATE_AMI_CT_16(funcname, convsample) \
-static ssize_t funcname(const u_char *userPtr, size_t userCount, \
+static ssize_t funcname(const u_char __user *userPtr, size_t userCount, \
u_char frame[], ssize_t *frameUsed, \
ssize_t frameLeft) \
{ \
+ const u_short __user *ptr = (const u_short __user *)userPtr; \
ssize_t count, used; \
u_short data; \
\
@@ -253,7 +251,7 @@ static ssize_t funcname(const u_char *userPtr, size_t userCount, \
count = min_t(size_t, userCount, frameLeft)>>1 & ~1; \
used = count*2; \
while (count > 0) { \
- if (get_user(data, ((u_short *)userPtr)++)) \
+ if (get_user(data, ptr++)) \
return -EFAULT; \
data = convsample(data); \
*high++ = data>>8; \
@@ -268,12 +266,12 @@ static ssize_t funcname(const u_char *userPtr, size_t userCount, \
count = min_t(size_t, userCount, frameLeft)>>2 & ~1; \
used = count*4; \
while (count > 0) { \
- if (get_user(data, ((u_short *)userPtr)++)) \
+ if (get_user(data, ptr++)) \
return -EFAULT; \
data = convsample(data); \
*lefth++ = data>>8; \
*leftl++ = (data>>2) & 0x3f; \
- if (get_user(data, ((u_short *)userPtr)++)) \
+ if (get_user(data, ptr++)) \
return -EFAULT; \
data = convsample(data); \
*righth++ = data>>8; \
@@ -317,7 +315,7 @@ static inline void StopDMA(void)
enable_heartbeat();
}
-static void *AmiAlloc(unsigned int size, int flags)
+static void *AmiAlloc(unsigned int size, gfp_t flags)
{
return amiga_chip_alloc((long)size, "dmasound [Paula]");
}
@@ -555,7 +553,7 @@ static void AmiPlay(void)
}
-static irqreturn_t AmiInterrupt(int irq, void *dummy, struct pt_regs *fp)
+static irqreturn_t AmiInterrupt(int irq, void *dummy)
{
int minframes = 1;
@@ -660,7 +658,7 @@ static int AmiStateInfo(char *buffer, size_t space)
len += sprintf(buffer+len, "\tsound.volume_right = %d [0...64]\n",
dmasound.volume_right);
if (len >= space) {
- printk(KERN_ERR "dmasound_paula: overlowed state buffer alloc.\n") ;
+ printk(KERN_ERR "dmasound_paula: overflowed state buffer alloc.\n") ;
len = space ;
}
return len;
@@ -713,31 +711,29 @@ static MACHINE machAmiga = {
/*** Config & Setup **********************************************************/
-int __init dmasound_paula_init(void)
+static int __init amiga_audio_probe(struct platform_device *pdev)
{
- int err;
-
- if (MACH_IS_AMIGA && AMIGAHW_PRESENT(AMI_AUDIO)) {
- if (!request_mem_region(CUSTOM_PHYSADDR+0xa0, 0x40,
- "dmasound [Paula]"))
- return -EBUSY;
- dmasound.mach = machAmiga;
- dmasound.mach.default_hard = def_hard ;
- dmasound.mach.default_soft = def_soft ;
- err = dmasound_init();
- if (err)
- release_mem_region(CUSTOM_PHYSADDR+0xa0, 0x40);
- return err;
- } else
- return -ENODEV;
+ dmasound.mach = machAmiga;
+ dmasound.mach.default_hard = def_hard ;
+ dmasound.mach.default_soft = def_soft ;
+ return dmasound_init();
}
-static void __exit dmasound_paula_cleanup(void)
+static int __exit amiga_audio_remove(struct platform_device *pdev)
{
dmasound_deinit();
- release_mem_region(CUSTOM_PHYSADDR+0xa0, 0x40);
+ return 0;
}
-module_init(dmasound_paula_init);
-module_exit(dmasound_paula_cleanup);
+static struct platform_driver amiga_audio_driver = {
+ .remove = __exit_p(amiga_audio_remove),
+ .driver = {
+ .name = "amiga-audio",
+ .owner = THIS_MODULE,
+ },
+};
+
+module_platform_driver_probe(amiga_audio_driver, amiga_audio_probe);
+
MODULE_LICENSE("GPL");
+MODULE_ALIAS("platform:amiga-audio");
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2025-12-13 17:33:29 +0000