int dsp_mailbox_send(int overwrite,int num,int cmd,const char *data,int len)
{
unsigned long flags;
int res=-1;
#if 0
local_irq_save(flags);
if(overwrite || mailbox_reg1[num].status==0)
{
struct mail_msg *m;
m=&mailbox_reg1[num];
m->cmd=cmd;
m->data=(char *)data;
m->len=len;
m->status=1;
after_change_mailbox(m);
if(data!=NULL && len >0)
flush_dcache_range((unsigned long)data,(unsigned long)data+len);
MAIBOX1_IRQ_ENABLE(num);
SYS_TRIGGER_IRQ(num);
res=0;
}
local_irq_restore(flags);
#endif
return res;
}
int get_mailbox_data(struct audiodsp_priv *priv,int num,struct mail_msg *msg)
{
unsigned long flags;
dma_addr_t buf_map;
struct mail_msg *m;
if(num>31 || num <0)
return -1;
local_irq_save_nort(flags);
m=&priv->mailbox_reg[num];
pre_read_mailbox(m);
//dsp_addr_map = dma_map_single(priv->dev,(void*)m,sizeof(*m),DMA_FROM_DEVICE);
//dma_unmap_single(priv->dev,dsp_addr_map,sizeof(*m),DMA_FROM_DEVICE);
msg->cmd=m->cmd;
msg->data=m->data;
msg->data = (char *)((unsigned)msg->data+AUDIO_DSP_START_ADDR);
msg->status=m->status;
msg->len=m->len;
if(msg->len && msg->data != NULL){
buf_map = dma_map_single(priv->dev,(void*)msg->data ,msg->len,DMA_FROM_DEVICE);
dma_unmap_single(priv->dev,buf_map,msg->len,DMA_FROM_DEVICE);
}
m->status=0;
after_change_mailbox(m);
local_irq_restore_nort(flags);
return 0;
}
int dsp_mailbox_send(struct audiodsp_priv *priv,int overwrite,int num,int cmd,const char *data,int len)
{
unsigned long flags;
int res=-1;
struct mail_msg *m;
dma_addr_t buf_map;
m=&priv->mailbox_reg2[num];
local_irq_save_nort(flags);
if(overwrite || m->status==0)
{
m->cmd=cmd;
m->data=(char *)ARM_2_ARC_ADDR_SWAP((unsigned)data);
m->len=len;
m->status=1;
after_change_mailbox(m);
if(data!=NULL && len >0)
{
buf_map = dma_map_single(NULL, (void *)data, len, DMA_TO_DEVICE);
dma_unmap_single(NULL, buf_map, len, DMA_TO_DEVICE);
}
MAIBOX2_IRQ_ENABLE(num);
DSP_TRIGGER_IRQ(num);
res=0;
}
local_irq_restore_nort(flags);
return res;
}
int dsp_get_mailbox_data(int num,struct mail_msg *msg)
{
#if 0
struct mail_msg *m;
unsigned long flags;
if(num>31 || num <0)
return -1;
local_irq_save(flags);
m=&mailbox_reg2[num];
pre_read_mailbox(m);
msg->cmd=m->cmd;
msg->data=m->data;
msg->status=m->status;
msg->len=m->len;
m->status=0;
after_change_mailbox(m);
if(msg->data && msg->len)
dsp_cache_inv((unsigned)msg->data,msg->len);
local_irq_restore(flags);
#endif
return 0;
}
