#include <sound/driver.h>
#include <linux/interrupt.h>
+#include <linux/mutex.h>
+
#include <asm/io.h>
#include <sound/core.h>
#include "mixart.h"
#define MSG_CANCEL_NOTIFY_MASK 0x80000000 /* this bit is set for a notification that has been canceled */
-static int retrieve_msg_frame(mixart_mgr_t *mgr, u32 *msg_frame)
+static int retrieve_msg_frame(struct mixart_mgr *mgr, u32 *msg_frame)
{
/* read the message frame fifo */
u32 headptr, tailptr;
return 1;
}
-static int get_msg(mixart_mgr_t *mgr, mixart_msg_t *resp, u32 msg_frame_address )
+static int get_msg(struct mixart_mgr *mgr, struct mixart_msg *resp,
+ u32 msg_frame_address )
{
unsigned long flags;
u32 headptr;
* send a message to miXart. return: the msg_frame used for this message
*/
/* call with mgr->msg_lock held! */
-static int send_msg( mixart_mgr_t *mgr,
- mixart_msg_t *msg,
+static int send_msg( struct mixart_mgr *mgr,
+ struct mixart_msg *msg,
int max_answersize,
int mark_pending,
u32 *msg_event)
}
-int snd_mixart_send_msg(mixart_mgr_t *mgr, mixart_msg_t *request, int max_resp_size, void *resp_data)
+int snd_mixart_send_msg(struct mixart_mgr *mgr, struct mixart_msg *request, int max_resp_size, void *resp_data)
{
- mixart_msg_t resp;
+ struct mixart_msg resp;
u32 msg_frame = 0; /* set to 0, so it's no notification to wait for, but the answer */
int err;
wait_queue_t wait;
long timeout;
- down(&mgr->msg_mutex);
+ mutex_lock(&mgr->msg_mutex);
init_waitqueue_entry(&wait, current);
err = send_msg(mgr, request, max_resp_size, 1, &msg_frame); /* send and mark the answer pending */
if (err) {
spin_unlock_irq(&mgr->msg_lock);
- up(&mgr->msg_mutex);
+ mutex_unlock(&mgr->msg_mutex);
return err;
}
if (! timeout) {
/* error - no ack */
- up(&mgr->msg_mutex);
+ mutex_unlock(&mgr->msg_mutex);
snd_printk(KERN_ERR "error: no reponse on msg %x\n", msg_frame);
return -EIO;
}
- /* retrieve the answer into the same mixart_msg_t */
+ /* retrieve the answer into the same struct mixart_msg */
resp.message_id = 0;
- resp.uid = (mixart_uid_t){0,0};
+ resp.uid = (struct mixart_uid){0,0};
resp.data = resp_data;
resp.size = max_resp_size;
if( request->message_id != resp.message_id )
snd_printk(KERN_ERR "REPONSE ERROR!\n");
- up(&mgr->msg_mutex);
+ mutex_unlock(&mgr->msg_mutex);
return err;
}
-int snd_mixart_send_msg_wait_notif(mixart_mgr_t *mgr, mixart_msg_t *request, u32 notif_event)
+int snd_mixart_send_msg_wait_notif(struct mixart_mgr *mgr,
+ struct mixart_msg *request, u32 notif_event)
{
int err;
wait_queue_t wait;
snd_assert((notif_event & MSG_TYPE_MASK) == MSG_TYPE_NOTIFY, return -EINVAL);
snd_assert((notif_event & MSG_CANCEL_NOTIFY_MASK) == 0, return -EINVAL);
- down(&mgr->msg_mutex);
+ mutex_lock(&mgr->msg_mutex);
init_waitqueue_entry(&wait, current);
err = send_msg(mgr, request, MSG_DEFAULT_SIZE, 1, ¬if_event); /* send and mark the notification event pending */
if(err) {
spin_unlock_irq(&mgr->msg_lock);
- up(&mgr->msg_mutex);
+ mutex_unlock(&mgr->msg_mutex);
return err;
}
if (! timeout) {
/* error - no ack */
- up(&mgr->msg_mutex);
+ mutex_unlock(&mgr->msg_mutex);
snd_printk(KERN_ERR "error: notification %x not received\n", notif_event);
return -EIO;
}
- up(&mgr->msg_mutex);
+ mutex_unlock(&mgr->msg_mutex);
return 0;
}
-int snd_mixart_send_msg_nonblock(mixart_mgr_t *mgr, mixart_msg_t *request)
+int snd_mixart_send_msg_nonblock(struct mixart_mgr *mgr, struct mixart_msg *request)
{
u32 message_frame;
unsigned long flags;
err = send_msg(mgr, request, MSG_DEFAULT_SIZE, 0, &message_frame);
spin_unlock_irqrestore(&mgr->msg_lock, flags);
- /* the answer will be handled by snd_mixart_msg_tasklet() */
+ /* the answer will be handled by snd_struct mixart_msgasklet() */
atomic_inc(&mgr->msg_processed);
return err;
static u32 mixart_msg_data[MSG_DEFAULT_SIZE / 4];
-void snd_mixart_msg_tasklet( unsigned long arg)
+void snd_mixart_msg_tasklet(unsigned long arg)
{
- mixart_mgr_t *mgr = ( mixart_mgr_t*)(arg);
- mixart_msg_t resp;
+ struct mixart_mgr *mgr = ( struct mixart_mgr*)(arg);
+ struct mixart_msg resp;
u32 msg, addr, type;
int err;
irqreturn_t snd_mixart_interrupt(int irq, void *dev_id, struct pt_regs *regs)
{
- mixart_mgr_t *mgr = dev_id;
+ struct mixart_mgr *mgr = dev_id;
int err;
- mixart_msg_t resp;
+ struct mixart_msg resp;
u32 msg;
u32 it_reg;
if(resp.message_id == MSG_SERVICES_TIMER_NOTIFY) {
int i;
- mixart_timer_notify_t *notify = (mixart_timer_notify_t*)mixart_msg_data;
+ struct mixart_timer_notify *notify;
+ notify = (struct mixart_timer_notify *)mixart_msg_data;
for(i=0; i<notify->stream_count; i++) {
unsigned int sub_number = buffer_id & MIXART_NOTIFY_SUBS_MASK; /* 0 to MIXART_PLAYBACK_STREAMS */
unsigned int is_capture = ((buffer_id & MIXART_NOTIFY_CAPT_MASK) != 0); /* playback == 0 / capture == 1 */
- mixart_t *chip = mgr->chip[chip_number];
- mixart_stream_t *stream;
+ struct snd_mixart *chip = mgr->chip[chip_number];
+ struct mixart_stream *stream;
if ((chip_number >= mgr->num_cards) || (pcm_number >= MIXART_PCM_TOTAL) || (sub_number >= MIXART_PLAYBACK_STREAMS)) {
snd_printk(KERN_ERR "error MSG_SERVICES_TIMER_NOTIFY buffer_id (%x) pos(%d)\n",
stream = &chip->playback_stream[pcm_number][sub_number];
if (stream->substream && (stream->status == MIXART_STREAM_STATUS_RUNNING)) {
- snd_pcm_runtime_t *runtime = stream->substream->runtime;
+ struct snd_pcm_runtime *runtime = stream->substream->runtime;
int elapsed = 0;
u64 sample_count = ((u64)notify->streams[i].sample_pos_high_part) << 32;
sample_count |= notify->streams[i].sample_pos_low_part;
}
-void snd_mixart_init_mailbox(mixart_mgr_t *mgr)
+void snd_mixart_init_mailbox(struct mixart_mgr *mgr)
{
writel( 0, MIXART_MEM( mgr, MSG_HOST_RSC_PROTECTION ) );
writel( 0, MIXART_MEM( mgr, MSG_AGENT_RSC_PROTECTION ) );
return;
}
-void snd_mixart_exit_mailbox(mixart_mgr_t *mgr)
+void snd_mixart_exit_mailbox(struct mixart_mgr *mgr)
{
/* no more interrupts on outbound messagebox */
writel_le( MIXART_HOST_ALL_INTERRUPT_MASKED, MIXART_REG( mgr, MIXART_PCI_OMIMR_OFFSET));
return;
}
-void snd_mixart_reset_board(mixart_mgr_t *mgr)
+void snd_mixart_reset_board(struct mixart_mgr *mgr)
{
/* reset miXart */
writel_be( 1, MIXART_REG(mgr, MIXART_BA1_BRUTAL_RESET_OFFSET) );
git://git.onelab.eu / linux-2.6.git / blobdiff