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Diffstat (limited to 'sound/isa/gus/gus_pcm.c')
-rw-r--r--sound/isa/gus/gus_pcm.c256
1 files changed, 132 insertions, 124 deletions
diff --git a/sound/isa/gus/gus_pcm.c b/sound/isa/gus/gus_pcm.c
index b75066ab46f..2dcf45bf729 100644
--- a/sound/isa/gus/gus_pcm.c
+++ b/sound/isa/gus/gus_pcm.c
@@ -1,5 +1,5 @@
/*
- * Copyright (c) by Jaroslav Kysela <perex@suse.cz>
+ * Copyright (c) by Jaroslav Kysela <perex@perex.cz>
* Routines for control of GF1 chip (PCM things)
*
* InterWave chips supports interleaved DMA, but this feature isn't used in
@@ -25,7 +25,6 @@
*
*/
-#include <sound/driver.h>
#include <asm/dma.h>
#include <linux/slab.h>
#include <sound/core.h>
@@ -42,12 +41,12 @@
#define SNDRV_GF1_PCM_PFLG_ACTIVE (1<<0)
#define SNDRV_GF1_PCM_PFLG_NEUTRAL (2<<0)
-typedef struct {
- snd_gus_card_t * gus;
- snd_pcm_substream_t * substream;
+struct gus_pcm_private {
+ struct snd_gus_card * gus;
+ struct snd_pcm_substream *substream;
spinlock_t lock;
unsigned int voices;
- snd_gus_voice_t *pvoices[2];
+ struct snd_gus_voice *pvoices[2];
unsigned int memory;
unsigned short flags;
unsigned char voice_ctrl, ramp_ctrl;
@@ -58,13 +57,13 @@ typedef struct {
wait_queue_head_t sleep;
atomic_t dma_count;
int final_volume;
-} gus_pcm_private_t;
+};
static int snd_gf1_pcm_use_dma = 1;
-static void snd_gf1_pcm_block_change_ack(snd_gus_card_t * gus, void *private_data)
+static void snd_gf1_pcm_block_change_ack(struct snd_gus_card * gus, void *private_data)
{
- gus_pcm_private_t *pcmp = private_data;
+ struct gus_pcm_private *pcmp = private_data;
if (pcmp) {
atomic_dec(&pcmp->dma_count);
@@ -72,18 +71,21 @@ static void snd_gf1_pcm_block_change_ack(snd_gus_card_t * gus, void *private_dat
}
}
-static int snd_gf1_pcm_block_change(snd_pcm_substream_t * substream,
+static int snd_gf1_pcm_block_change(struct snd_pcm_substream *substream,
unsigned int offset,
unsigned int addr,
unsigned int count)
{
- snd_gf1_dma_block_t block;
- snd_pcm_runtime_t *runtime = substream->runtime;
- gus_pcm_private_t *pcmp = runtime->private_data;
+ struct snd_gf1_dma_block block;
+ struct snd_pcm_runtime *runtime = substream->runtime;
+ struct gus_pcm_private *pcmp = runtime->private_data;
count += offset & 31;
offset &= ~31;
- // snd_printk("block change - offset = 0x%x, count = 0x%x\n", offset, count);
+ /*
+ snd_printk(KERN_DEBUG "block change - offset = 0x%x, count = 0x%x\n",
+ offset, count);
+ */
memset(&block, 0, sizeof(block));
block.cmd = SNDRV_GF1_DMA_IRQ;
if (snd_pcm_format_unsigned(runtime->format))
@@ -101,11 +103,11 @@ static int snd_gf1_pcm_block_change(snd_pcm_substream_t * substream,
return 0;
}
-static void snd_gf1_pcm_trigger_up(snd_pcm_substream_t * substream)
+static void snd_gf1_pcm_trigger_up(struct snd_pcm_substream *substream)
{
- snd_pcm_runtime_t *runtime = substream->runtime;
- gus_pcm_private_t *pcmp = runtime->private_data;
- snd_gus_card_t * gus = pcmp->gus;
+ struct snd_pcm_runtime *runtime = substream->runtime;
+ struct gus_pcm_private *pcmp = runtime->private_data;
+ struct snd_gus_card * gus = pcmp->gus;
unsigned long flags;
unsigned char voice_ctrl, ramp_ctrl;
unsigned short rate;
@@ -114,8 +116,6 @@ static void snd_gf1_pcm_trigger_up(snd_pcm_substream_t * substream)
unsigned char pan;
unsigned int voice;
- if (substream == NULL)
- return;
spin_lock_irqsave(&pcmp->lock, flags);
if (pcmp->flags & SNDRV_GF1_PCM_PFLG_ACTIVE) {
spin_unlock_irqrestore(&pcmp->lock, flags);
@@ -138,7 +138,11 @@ static void snd_gf1_pcm_trigger_up(snd_pcm_substream_t * substream)
curr = begin + (pcmp->bpos * pcmp->block_size) / runtime->channels;
end = curr + (pcmp->block_size / runtime->channels);
end -= snd_pcm_format_width(runtime->format) == 16 ? 2 : 1;
- // snd_printk("init: curr=0x%x, begin=0x%x, end=0x%x, ctrl=0x%x, ramp=0x%x, rate=0x%x\n", curr, begin, end, voice_ctrl, ramp_ctrl, rate);
+ /*
+ snd_printk(KERN_DEBUG "init: curr=0x%x, begin=0x%x, end=0x%x, "
+ "ctrl=0x%x, ramp=0x%x, rate=0x%x\n",
+ curr, begin, end, voice_ctrl, ramp_ctrl, rate);
+ */
pan = runtime->channels == 2 ? (!voice ? 1 : 14) : 8;
vol = !voice ? gus->gf1.pcm_volume_level_left : gus->gf1.pcm_volume_level_right;
spin_lock_irqsave(&gus->reg_lock, flags);
@@ -179,10 +183,11 @@ static void snd_gf1_pcm_trigger_up(snd_pcm_substream_t * substream)
spin_unlock_irqrestore(&gus->reg_lock, flags);
}
-static void snd_gf1_pcm_interrupt_wave(snd_gus_card_t * gus, snd_gus_voice_t *pvoice)
+static void snd_gf1_pcm_interrupt_wave(struct snd_gus_card * gus,
+ struct snd_gus_voice *pvoice)
{
- gus_pcm_private_t * pcmp;
- snd_pcm_runtime_t * runtime;
+ struct gus_pcm_private * pcmp;
+ struct snd_pcm_runtime *runtime;
unsigned char voice_ctrl, ramp_ctrl;
unsigned int idx;
unsigned int end, step;
@@ -207,9 +212,11 @@ static void snd_gf1_pcm_interrupt_wave(snd_gus_card_t * gus, snd_gus_voice_t *pv
ramp_ctrl = (snd_gf1_read8(gus, SNDRV_GF1_VB_VOLUME_CONTROL) & ~0xa4) | 0x03;
#if 0
snd_gf1_select_voice(gus, pvoice->number);
- printk("position = 0x%x\n", (snd_gf1_read_addr(gus, SNDRV_GF1_VA_CURRENT, voice_ctrl & 4) >> 4));
+ printk(KERN_DEBUG "position = 0x%x\n",
+ (snd_gf1_read_addr(gus, SNDRV_GF1_VA_CURRENT, voice_ctrl & 4) >> 4));
snd_gf1_select_voice(gus, pcmp->pvoices[1]->number);
- printk("position = 0x%x\n", (snd_gf1_read_addr(gus, SNDRV_GF1_VA_CURRENT, voice_ctrl & 4) >> 4));
+ printk(KERN_DEBUG "position = 0x%x\n",
+ (snd_gf1_read_addr(gus, SNDRV_GF1_VA_CURRENT, voice_ctrl & 4) >> 4));
snd_gf1_select_voice(gus, pvoice->number);
#endif
pcmp->bpos++;
@@ -261,11 +268,12 @@ static void snd_gf1_pcm_interrupt_wave(snd_gus_card_t * gus, snd_gus_voice_t *pv
#endif
}
-static void snd_gf1_pcm_interrupt_volume(snd_gus_card_t * gus, snd_gus_voice_t * pvoice)
+static void snd_gf1_pcm_interrupt_volume(struct snd_gus_card * gus,
+ struct snd_gus_voice * pvoice)
{
unsigned short vol;
int cvoice;
- gus_pcm_private_t *pcmp = pvoice->private_data;
+ struct gus_pcm_private *pcmp = pvoice->private_data;
/* stop ramp, but leave rollover bit untouched */
spin_lock(&gus->reg_lock);
@@ -289,18 +297,22 @@ static void snd_gf1_pcm_interrupt_volume(snd_gus_card_t * gus, snd_gus_voice_t *
spin_unlock(&gus->reg_lock);
}
-static void snd_gf1_pcm_volume_change(snd_gus_card_t * gus)
+static void snd_gf1_pcm_volume_change(struct snd_gus_card * gus)
{
}
-static int snd_gf1_pcm_poke_block(snd_gus_card_t *gus, unsigned char *buf,
+static int snd_gf1_pcm_poke_block(struct snd_gus_card *gus, unsigned char *buf,
unsigned int pos, unsigned int count,
int w16, int invert)
{
unsigned int len;
unsigned long flags;
- // printk("poke block; buf = 0x%x, pos = %i, count = %i, port = 0x%x\n", (int)buf, pos, count, gus->gf1.port);
+ /*
+ printk(KERN_DEBUG
+ "poke block; buf = 0x%x, pos = %i, count = %i, port = 0x%x\n",
+ (int)buf, pos, count, gus->gf1.port);
+ */
while (count > 0) {
len = count;
if (len > 512) /* limit, to allow IRQ */
@@ -333,8 +345,7 @@ static int snd_gf1_pcm_poke_block(snd_gus_card_t *gus, unsigned char *buf,
}
}
if (count > 0 && !in_interrupt()) {
- set_current_state(TASK_INTERRUPTIBLE);
- schedule_timeout(1);
+ schedule_timeout_interruptible(1);
if (signal_pending(current))
return -EAGAIN;
}
@@ -342,26 +353,28 @@ static int snd_gf1_pcm_poke_block(snd_gus_card_t *gus, unsigned char *buf,
return 0;
}
-static int snd_gf1_pcm_playback_copy(snd_pcm_substream_t *substream,
+static int snd_gf1_pcm_playback_copy(struct snd_pcm_substream *substream,
int voice,
snd_pcm_uframes_t pos,
void __user *src,
snd_pcm_uframes_t count)
{
- snd_pcm_runtime_t *runtime = substream->runtime;
- gus_pcm_private_t *pcmp = runtime->private_data;
+ struct snd_pcm_runtime *runtime = substream->runtime;
+ struct gus_pcm_private *pcmp = runtime->private_data;
unsigned int bpos, len;
bpos = samples_to_bytes(runtime, pos) + (voice * (pcmp->dma_size / 2));
len = samples_to_bytes(runtime, count);
- snd_assert(bpos <= pcmp->dma_size, return -EIO);
- snd_assert(bpos + len <= pcmp->dma_size, return -EIO);
+ if (snd_BUG_ON(bpos > pcmp->dma_size))
+ return -EIO;
+ if (snd_BUG_ON(bpos + len > pcmp->dma_size))
+ return -EIO;
if (copy_from_user(runtime->dma_area + bpos, src, len))
return -EFAULT;
if (snd_gf1_pcm_use_dma && len > 32) {
return snd_gf1_pcm_block_change(substream, bpos, pcmp->memory + bpos, len);
} else {
- snd_gus_card_t *gus = pcmp->gus;
+ struct snd_gus_card *gus = pcmp->gus;
int err, w16, invert;
w16 = (snd_pcm_format_width(runtime->format) == 16);
@@ -372,24 +385,26 @@ static int snd_gf1_pcm_playback_copy(snd_pcm_substream_t *substream,
return 0;
}
-static int snd_gf1_pcm_playback_silence(snd_pcm_substream_t *substream,
+static int snd_gf1_pcm_playback_silence(struct snd_pcm_substream *substream,
int voice,
snd_pcm_uframes_t pos,
snd_pcm_uframes_t count)
{
- snd_pcm_runtime_t *runtime = substream->runtime;
- gus_pcm_private_t *pcmp = runtime->private_data;
+ struct snd_pcm_runtime *runtime = substream->runtime;
+ struct gus_pcm_private *pcmp = runtime->private_data;
unsigned int bpos, len;
bpos = samples_to_bytes(runtime, pos) + (voice * (pcmp->dma_size / 2));
len = samples_to_bytes(runtime, count);
- snd_assert(bpos <= pcmp->dma_size, return -EIO);
- snd_assert(bpos + len <= pcmp->dma_size, return -EIO);
+ if (snd_BUG_ON(bpos > pcmp->dma_size))
+ return -EIO;
+ if (snd_BUG_ON(bpos + len > pcmp->dma_size))
+ return -EIO;
snd_pcm_format_set_silence(runtime->format, runtime->dma_area + bpos, count);
if (snd_gf1_pcm_use_dma && len > 32) {
return snd_gf1_pcm_block_change(substream, bpos, pcmp->memory + bpos, len);
} else {
- snd_gus_card_t *gus = pcmp->gus;
+ struct snd_gus_card *gus = pcmp->gus;
int err, w16, invert;
w16 = (snd_pcm_format_width(runtime->format) == 16);
@@ -400,18 +415,18 @@ static int snd_gf1_pcm_playback_silence(snd_pcm_substream_t *substream,
return 0;
}
-static int snd_gf1_pcm_playback_hw_params(snd_pcm_substream_t * substream,
- snd_pcm_hw_params_t * hw_params)
+static int snd_gf1_pcm_playback_hw_params(struct snd_pcm_substream *substream,
+ struct snd_pcm_hw_params *hw_params)
{
- snd_gus_card_t *gus = snd_pcm_substream_chip(substream);
- snd_pcm_runtime_t *runtime = substream->runtime;
- gus_pcm_private_t *pcmp = runtime->private_data;
+ struct snd_gus_card *gus = snd_pcm_substream_chip(substream);
+ struct snd_pcm_runtime *runtime = substream->runtime;
+ struct gus_pcm_private *pcmp = runtime->private_data;
int err;
if ((err = snd_pcm_lib_malloc_pages(substream, params_buffer_bytes(hw_params))) < 0)
return err;
if (err > 0) { /* change */
- snd_gf1_mem_block_t *block;
+ struct snd_gf1_mem_block *block;
if (pcmp->memory > 0) {
snd_gf1_mem_free(&gus->gf1.mem_alloc, pcmp->memory);
pcmp->memory = 0;
@@ -449,10 +464,10 @@ static int snd_gf1_pcm_playback_hw_params(snd_pcm_substream_t * substream,
return 0;
}
-static int snd_gf1_pcm_playback_hw_free(snd_pcm_substream_t * substream)
+static int snd_gf1_pcm_playback_hw_free(struct snd_pcm_substream *substream)
{
- snd_pcm_runtime_t *runtime = substream->runtime;
- gus_pcm_private_t *pcmp = runtime->private_data;
+ struct snd_pcm_runtime *runtime = substream->runtime;
+ struct gus_pcm_private *pcmp = runtime->private_data;
snd_pcm_lib_free_pages(substream);
if (pcmp->pvoices[0]) {
@@ -470,10 +485,10 @@ static int snd_gf1_pcm_playback_hw_free(snd_pcm_substream_t * substream)
return 0;
}
-static int snd_gf1_pcm_playback_prepare(snd_pcm_substream_t * substream)
+static int snd_gf1_pcm_playback_prepare(struct snd_pcm_substream *substream)
{
- snd_pcm_runtime_t *runtime = substream->runtime;
- gus_pcm_private_t *pcmp = runtime->private_data;
+ struct snd_pcm_runtime *runtime = substream->runtime;
+ struct gus_pcm_private *pcmp = runtime->private_data;
pcmp->bpos = 0;
pcmp->dma_size = snd_pcm_lib_buffer_bytes(substream);
@@ -482,12 +497,12 @@ static int snd_gf1_pcm_playback_prepare(snd_pcm_substream_t * substream)
return 0;
}
-static int snd_gf1_pcm_playback_trigger(snd_pcm_substream_t * substream,
+static int snd_gf1_pcm_playback_trigger(struct snd_pcm_substream *substream,
int cmd)
{
- snd_gus_card_t *gus = snd_pcm_substream_chip(substream);
- snd_pcm_runtime_t *runtime = substream->runtime;
- gus_pcm_private_t *pcmp = runtime->private_data;
+ struct snd_gus_card *gus = snd_pcm_substream_chip(substream);
+ struct snd_pcm_runtime *runtime = substream->runtime;
+ struct gus_pcm_private *pcmp = runtime->private_data;
int voice;
if (cmd == SNDRV_PCM_TRIGGER_START) {
@@ -508,11 +523,11 @@ static int snd_gf1_pcm_playback_trigger(snd_pcm_substream_t * substream,
return 0;
}
-static snd_pcm_uframes_t snd_gf1_pcm_playback_pointer(snd_pcm_substream_t * substream)
+static snd_pcm_uframes_t snd_gf1_pcm_playback_pointer(struct snd_pcm_substream *substream)
{
- snd_gus_card_t *gus = snd_pcm_substream_chip(substream);
- snd_pcm_runtime_t *runtime = substream->runtime;
- gus_pcm_private_t *pcmp = runtime->private_data;
+ struct snd_gus_card *gus = snd_pcm_substream_chip(substream);
+ struct snd_pcm_runtime *runtime = substream->runtime;
+ struct gus_pcm_private *pcmp = runtime->private_data;
unsigned int pos;
unsigned char voice_ctrl;
@@ -530,22 +545,22 @@ static snd_pcm_uframes_t snd_gf1_pcm_playback_pointer(snd_pcm_substream_t * subs
return pos;
}
-static ratnum_t clock = {
+static struct snd_ratnum clock = {
.num = 9878400/16,
.den_min = 2,
.den_max = 257,
.den_step = 1,
};
-static snd_pcm_hw_constraint_ratnums_t hw_constraints_clocks = {
+static struct snd_pcm_hw_constraint_ratnums hw_constraints_clocks = {
.nrats = 1,
.rats = &clock,
};
-static int snd_gf1_pcm_capture_hw_params(snd_pcm_substream_t * substream,
- snd_pcm_hw_params_t * hw_params)
+static int snd_gf1_pcm_capture_hw_params(struct snd_pcm_substream *substream,
+ struct snd_pcm_hw_params *hw_params)
{
- snd_gus_card_t *gus = snd_pcm_substream_chip(substream);
+ struct snd_gus_card *gus = snd_pcm_substream_chip(substream);
gus->c_dma_size = params_buffer_bytes(hw_params);
gus->c_period_size = params_period_bytes(hw_params);
@@ -560,15 +575,15 @@ static int snd_gf1_pcm_capture_hw_params(snd_pcm_substream_t * substream,
return snd_pcm_lib_malloc_pages(substream, params_buffer_bytes(hw_params));
}
-static int snd_gf1_pcm_capture_hw_free(snd_pcm_substream_t * substream)
+static int snd_gf1_pcm_capture_hw_free(struct snd_pcm_substream *substream)
{
return snd_pcm_lib_free_pages(substream);
}
-static int snd_gf1_pcm_capture_prepare(snd_pcm_substream_t * substream)
+static int snd_gf1_pcm_capture_prepare(struct snd_pcm_substream *substream)
{
- snd_gus_card_t *gus = snd_pcm_substream_chip(substream);
- snd_pcm_runtime_t *runtime = substream->runtime;
+ struct snd_gus_card *gus = snd_pcm_substream_chip(substream);
+ struct snd_pcm_runtime *runtime = substream->runtime;
snd_gf1_i_write8(gus, SNDRV_GF1_GB_RECORD_RATE, runtime->rate_den - 2);
snd_gf1_i_write8(gus, SNDRV_GF1_GB_REC_DMA_CONTROL, 0); /* disable sampling */
@@ -577,10 +592,10 @@ static int snd_gf1_pcm_capture_prepare(snd_pcm_substream_t * substream)
return 0;
}
-static int snd_gf1_pcm_capture_trigger(snd_pcm_substream_t * substream,
+static int snd_gf1_pcm_capture_trigger(struct snd_pcm_substream *substream,
int cmd)
{
- snd_gus_card_t *gus = snd_pcm_substream_chip(substream);
+ struct snd_gus_card *gus = snd_pcm_substream_chip(substream);
int val;
if (cmd == SNDRV_PCM_TRIGGER_START) {
@@ -598,15 +613,15 @@ static int snd_gf1_pcm_capture_trigger(snd_pcm_substream_t * substream,
return 0;
}
-static snd_pcm_uframes_t snd_gf1_pcm_capture_pointer(snd_pcm_substream_t * substream)
+static snd_pcm_uframes_t snd_gf1_pcm_capture_pointer(struct snd_pcm_substream *substream)
{
- snd_gus_card_t *gus = snd_pcm_substream_chip(substream);
+ struct snd_gus_card *gus = snd_pcm_substream_chip(substream);
int pos = snd_dma_pointer(gus->gf1.dma2, gus->c_period_size);
pos = bytes_to_frames(substream->runtime, (gus->c_pos + pos) % gus->c_dma_size);
return pos;
}
-static void snd_gf1_pcm_interrupt_dma_read(snd_gus_card_t * gus)
+static void snd_gf1_pcm_interrupt_dma_read(struct snd_gus_card * gus)
{
snd_gf1_i_write8(gus, SNDRV_GF1_GB_REC_DMA_CONTROL, 0); /* disable sampling */
snd_gf1_i_look8(gus, SNDRV_GF1_GB_REC_DMA_CONTROL); /* Sampling Control Register */
@@ -618,7 +633,7 @@ static void snd_gf1_pcm_interrupt_dma_read(snd_gus_card_t * gus)
}
}
-static snd_pcm_hardware_t snd_gf1_pcm_playback =
+static struct snd_pcm_hardware snd_gf1_pcm_playback =
{
.info = SNDRV_PCM_INFO_NONINTERLEAVED,
.formats = (SNDRV_PCM_FMTBIT_S8 | SNDRV_PCM_FMTBIT_U8 |
@@ -636,7 +651,7 @@ static snd_pcm_hardware_t snd_gf1_pcm_playback =
.fifo_size = 0,
};
-static snd_pcm_hardware_t snd_gf1_pcm_capture =
+static struct snd_pcm_hardware snd_gf1_pcm_capture =
{
.info = (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED |
SNDRV_PCM_INFO_MMAP_VALID),
@@ -654,19 +669,19 @@ static snd_pcm_hardware_t snd_gf1_pcm_capture =
.fifo_size = 0,
};
-static void snd_gf1_pcm_playback_free(snd_pcm_runtime_t *runtime)
+static void snd_gf1_pcm_playback_free(struct snd_pcm_runtime *runtime)
{
kfree(runtime->private_data);
}
-static int snd_gf1_pcm_playback_open(snd_pcm_substream_t *substream)
+static int snd_gf1_pcm_playback_open(struct snd_pcm_substream *substream)
{
- gus_pcm_private_t *pcmp;
- snd_gus_card_t *gus = snd_pcm_substream_chip(substream);
- snd_pcm_runtime_t *runtime = substream->runtime;
+ struct gus_pcm_private *pcmp;
+ struct snd_gus_card *gus = snd_pcm_substream_chip(substream);
+ struct snd_pcm_runtime *runtime = substream->runtime;
int err;
- pcmp = kcalloc(1, sizeof(*pcmp), GFP_KERNEL);
+ pcmp = kzalloc(sizeof(*pcmp), GFP_KERNEL);
if (pcmp == NULL)
return -ENOMEM;
pcmp->gus = gus;
@@ -678,7 +693,8 @@ static int snd_gf1_pcm_playback_open(snd_pcm_substream_t *substream)
runtime->private_free = snd_gf1_pcm_playback_free;
#if 0
- printk("playback.buffer = 0x%lx, gf1.pcm_buffer = 0x%lx\n", (long) pcm->playback.buffer, (long) gus->gf1.pcm_buffer);
+ printk(KERN_DEBUG "playback.buffer = 0x%lx, gf1.pcm_buffer = 0x%lx\n",
+ (long) pcm->playback.buffer, (long) gus->gf1.pcm_buffer);
#endif
if ((err = snd_gf1_dma_init(gus)) < 0)
return err;
@@ -691,23 +707,23 @@ static int snd_gf1_pcm_playback_open(snd_pcm_substream_t *substream)
return 0;
}
-static int snd_gf1_pcm_playback_close(snd_pcm_substream_t * substream)
+static int snd_gf1_pcm_playback_close(struct snd_pcm_substream *substream)
{
- snd_gus_card_t *gus = snd_pcm_substream_chip(substream);
- snd_pcm_runtime_t *runtime = substream->runtime;
- gus_pcm_private_t *pcmp = runtime->private_data;
+ struct snd_gus_card *gus = snd_pcm_substream_chip(substream);
+ struct snd_pcm_runtime *runtime = substream->runtime;
+ struct gus_pcm_private *pcmp = runtime->private_data;
if (!wait_event_timeout(pcmp->sleep, (atomic_read(&pcmp->dma_count) <= 0), 2*HZ))
- snd_printk("gf1 pcm - serious DMA problem\n");
+ snd_printk(KERN_ERR "gf1 pcm - serious DMA problem\n");
snd_gf1_dma_done(gus);
return 0;
}
-static int snd_gf1_pcm_capture_open(snd_pcm_substream_t * substream)
+static int snd_gf1_pcm_capture_open(struct snd_pcm_substream *substream)
{
- snd_pcm_runtime_t *runtime = substream->runtime;
- snd_gus_card_t *gus = snd_pcm_substream_chip(substream);
+ struct snd_pcm_runtime *runtime = substream->runtime;
+ struct snd_gus_card *gus = snd_pcm_substream_chip(substream);
gus->gf1.interrupt_handler_dma_read = snd_gf1_pcm_interrupt_dma_read;
gus->pcm_cap_substream = substream;
@@ -719,23 +735,16 @@ static int snd_gf1_pcm_capture_open(snd_pcm_substream_t * substream)
return 0;
}
-static int snd_gf1_pcm_capture_close(snd_pcm_substream_t * substream)
+static int snd_gf1_pcm_capture_close(struct snd_pcm_substream *substream)
{
- snd_gus_card_t *gus = snd_pcm_substream_chip(substream);
+ struct snd_gus_card *gus = snd_pcm_substream_chip(substream);
gus->pcm_cap_substream = NULL;
snd_gf1_set_default_handlers(gus, SNDRV_GF1_HANDLER_DMA_READ);
return 0;
}
-static void snd_gf1_pcm_free(snd_pcm_t *pcm)
-{
- snd_gus_card_t *gus = pcm->private_data;
- gus->pcm = NULL;
- snd_pcm_lib_preallocate_free_for_all(pcm);
-}
-
-static int snd_gf1_pcm_volume_info(snd_kcontrol_t *kcontrol, snd_ctl_elem_info_t * uinfo)
+static int snd_gf1_pcm_volume_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
{
uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
uinfo->count = 2;
@@ -744,9 +753,9 @@ static int snd_gf1_pcm_volume_info(snd_kcontrol_t *kcontrol, snd_ctl_elem_info_t
return 0;
}
-static int snd_gf1_pcm_volume_get(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol)
+static int snd_gf1_pcm_volume_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
{
- snd_gus_card_t *gus = snd_kcontrol_chip(kcontrol);
+ struct snd_gus_card *gus = snd_kcontrol_chip(kcontrol);
unsigned long flags;
spin_lock_irqsave(&gus->pcm_volume_level_lock, flags);
@@ -756,15 +765,15 @@ static int snd_gf1_pcm_volume_get(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_
return 0;
}
-static int snd_gf1_pcm_volume_put(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol)
+static int snd_gf1_pcm_volume_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
{
- snd_gus_card_t *gus = snd_kcontrol_chip(kcontrol);
+ struct snd_gus_card *gus = snd_kcontrol_chip(kcontrol);
unsigned long flags;
int change;
unsigned int idx;
unsigned short val1, val2, vol;
- gus_pcm_private_t *pcmp;
- snd_gus_voice_t *pvoice;
+ struct gus_pcm_private *pcmp;
+ struct snd_gus_voice *pvoice;
val1 = ucontrol->value.integer.value[0] & 127;
val2 = ucontrol->value.integer.value[1] & 127;
@@ -786,19 +795,19 @@ static int snd_gf1_pcm_volume_put(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_
if (!(pcmp->flags & SNDRV_GF1_PCM_PFLG_ACTIVE))
continue;
/* load real volume - better precision */
- spin_lock_irqsave(&gus->reg_lock, flags);
+ spin_lock(&gus->reg_lock);
snd_gf1_select_voice(gus, pvoice->number);
snd_gf1_ctrl_stop(gus, SNDRV_GF1_VB_VOLUME_CONTROL);
vol = pvoice == pcmp->pvoices[0] ? gus->gf1.pcm_volume_level_left : gus->gf1.pcm_volume_level_right;
snd_gf1_write16(gus, SNDRV_GF1_VW_VOLUME, vol);
pcmp->final_volume = 1;
- spin_unlock_irqrestore(&gus->reg_lock, flags);
+ spin_unlock(&gus->reg_lock);
}
spin_unlock_irqrestore(&gus->voice_alloc, flags);
return change;
}
-static snd_kcontrol_new_t snd_gf1_pcm_volume_control =
+static struct snd_kcontrol_new snd_gf1_pcm_volume_control =
{
.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
.name = "PCM Playback Volume",
@@ -807,7 +816,7 @@ static snd_kcontrol_new_t snd_gf1_pcm_volume_control =
.put = snd_gf1_pcm_volume_put
};
-static snd_kcontrol_new_t snd_gf1_pcm_volume_control1 =
+static struct snd_kcontrol_new snd_gf1_pcm_volume_control1 =
{
.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
.name = "GPCM Playback Volume",
@@ -816,7 +825,7 @@ static snd_kcontrol_new_t snd_gf1_pcm_volume_control1 =
.put = snd_gf1_pcm_volume_put
};
-static snd_pcm_ops_t snd_gf1_pcm_playback_ops = {
+static struct snd_pcm_ops snd_gf1_pcm_playback_ops = {
.open = snd_gf1_pcm_playback_open,
.close = snd_gf1_pcm_playback_close,
.ioctl = snd_pcm_lib_ioctl,
@@ -829,7 +838,7 @@ static snd_pcm_ops_t snd_gf1_pcm_playback_ops = {
.silence = snd_gf1_pcm_playback_silence,
};
-static snd_pcm_ops_t snd_gf1_pcm_capture_ops = {
+static struct snd_pcm_ops snd_gf1_pcm_capture_ops = {
.open = snd_gf1_pcm_capture_open,
.close = snd_gf1_pcm_capture_close,
.ioctl = snd_pcm_lib_ioctl,
@@ -840,12 +849,12 @@ static snd_pcm_ops_t snd_gf1_pcm_capture_ops = {
.pointer = snd_gf1_pcm_capture_pointer,
};
-int snd_gf1_pcm_new(snd_gus_card_t * gus, int pcm_dev, int control_index, snd_pcm_t ** rpcm)
+int snd_gf1_pcm_new(struct snd_gus_card * gus, int pcm_dev, int control_index, struct snd_pcm ** rpcm)
{
- snd_card_t *card;
- snd_kcontrol_t *kctl;
- snd_pcm_t *pcm;
- snd_pcm_substream_t *substream;
+ struct snd_card *card;
+ struct snd_kcontrol *kctl;
+ struct snd_pcm *pcm;
+ struct snd_pcm_substream *substream;
int capture, err;
if (rpcm)
@@ -861,7 +870,6 @@ int snd_gf1_pcm_new(snd_gus_card_t * gus, int pcm_dev, int control_index, snd_pc
if (err < 0)
return err;
pcm->private_data = gus;
- pcm->private_free = snd_gf1_pcm_free;
/* playback setup */
snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, &snd_gf1_pcm_playback_ops);
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2025-12-13 20:21:35 +0000