* places.
*/
-#include <sound/driver.h>
#include <asm/io.h>
#include <linux/delay.h>
#include <linux/interrupt.h>
return 1; /* timeout */
}
+static int snd_es1968_ac97_wait_poll(struct es1968 *chip)
+{
+ int timeout = 100000;
+
+ while (timeout-- > 0) {
+ if (!(inb(chip->io_port + ESM_AC97_INDEX) & 1))
+ return 0;
+ }
+ snd_printd("es1968: ac97 timeout\n");
+ return 1; /* timeout */
+}
+
static void snd_es1968_ac97_write(struct snd_ac97 *ac97, unsigned short reg, unsigned short val)
{
struct es1968 *chip = ac97->private_data;
outb(reg | 0x80, chip->io_port + ESM_AC97_INDEX);
/*msleep(1);*/
- if (! snd_es1968_ac97_wait(chip)) {
+ if (!snd_es1968_ac97_wait_poll(chip)) {
data = inw(chip->io_port + ESM_AC97_DATA);
/*msleep(1);*/
}
snd_es1968_bob_stop(chip);
else if (chip->bob_freq > ESM_BOB_FREQ) {
/* check reduction of timer frequency */
- struct list_head *p;
int max_freq = ESM_BOB_FREQ;
- list_for_each(p, &chip->substream_list) {
- struct esschan *es = list_entry(p, struct esschan, list);
+ struct esschan *es;
+ list_for_each_entry(es, &chip->substream_list, list) {
if (max_freq < es->bob_freq)
max_freq = es->bob_freq;
}
static int calc_available_memory_size(struct es1968 *chip)
{
- struct list_head *p;
int max_size = 0;
-
+ struct esm_memory *buf;
+
mutex_lock(&chip->memory_mutex);
- list_for_each(p, &chip->buf_list) {
- struct esm_memory *buf = list_entry(p, struct esm_memory, list);
+ list_for_each_entry(buf, &chip->buf_list, list) {
if (buf->empty && buf->buf.bytes > max_size)
max_size = buf->buf.bytes;
}
static struct esm_memory *snd_es1968_new_memory(struct es1968 *chip, int size)
{
struct esm_memory *buf;
- struct list_head *p;
-
+
size = ALIGN(size, ESM_MEM_ALIGN);
mutex_lock(&chip->memory_mutex);
- list_for_each(p, &chip->buf_list) {
- buf = list_entry(p, struct esm_memory, list);
+ list_for_each_entry(buf, &chip->buf_list, list) {
if (buf->empty && buf->buf.bytes >= size)
goto __found;
}
}
if (event & ESM_SOUND_IRQ) {
- struct list_head *p;
+ struct esschan *es;
spin_lock(&chip->substream_lock);
- list_for_each(p, &chip->substream_list) {
- struct esschan *es = list_entry(p, struct esschan, list);
+ list_for_each_entry(es, &chip->substream_list, list) {
if (es->running)
snd_es1968_update_pcm(chip, es);
}
{
struct snd_card *card = pci_get_drvdata(pci);
struct es1968 *chip = card->private_data;
- struct list_head *p;
+ struct esschan *es;
if (! chip->do_pm)
return 0;
/* restore ac97 state */
snd_ac97_resume(chip->ac97);
- list_for_each(p, &chip->substream_list) {
- struct esschan *es = list_entry(p, struct esschan, list);
+ list_for_each_entry(es, &chip->substream_list, list) {
switch (es->mode) {
case ESM_MODE_PLAY:
snd_es1968_playback_setup(chip, es, es->substream->runtime);