void vf_ppmgr_reg_receiver(void)
{
vf_reg_receiver(&ppmgr_vf_recv);
}
static int d2d3_probe(struct platform_device *pdev)
{
int ret = 0;
struct d2d3_dev_s *devp;
struct resource *res;
/* kmalloc d2d3 dev */
devp = kmalloc(sizeof(struct d2d3_dev_s), GFP_KERNEL);
if (!devp)
{
printk("[d2d3]%s: failed to allocate memory for d2d3 device.\n",__func__);
ret = -ENOMEM;
goto failed_kmalloc_devp;
}
memset(devp,0,sizeof(d2d3_dev_t));
d2d3_devp = devp;
//spin_lock_init(&d2d3_devp->buf_lock);
d2d3_devp->flag = D2D3_BYPASS;
/*disable hw&path*/
d2d3_enable_hw(false);
d2d3_enable_path(false,&d2d3_devp->param);
/*create cdev and register with sysfs*/
ret = d2d3_add_cdev(&devp->cdev, &d2d3_fops,0);
if (ret) {
printk("[d2d3]%s: failed to add device.\n",__func__);
/* @todo do with error */
goto failed_add_cdev;
}
/*create the udev node /dev/...*/
devp->dev = d2d3_create_device(&pdev->dev,0);
if (devp->dev == NULL) {
printk("[d2d3]%s: device_create create error.\n",__func__);
ret = -EEXIST;
goto failed_create_device;
}
ret = device_create_file(devp->dev, &dev_attr_debug);
if(ret < 0){
printk(KERN_ERR "[d2d3]%s: failed create device attr file.\n",__func__);
goto failed_create_device_file;
}
#ifdef CONFIG_USE_OF
res = &memobj;
ret = find_reserve_block(pdev->dev.of_node->name,0);
if(ret < 0){
pr_err("\nd2d3 memory resource undefined.\n");
return -EFAULT;
}
printk("[d2d3]%s: hhhhhhhhhhhhhh[%d].\n",__func__,__LINE__);
res->start = (phys_addr_t)get_reserve_block_addr(ret);
res->end = res->start+ (phys_addr_t)get_reserve_block_size(ret)-1;
#else
/* get device memory */
res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
if (!res) {
pr_err("[d2d3]%s: can't get memory resource.\n",__func__);
ret = -EFAULT;
goto failed_get_resource;
}
#endif
devp->mem_start = res->start;
devp->mem_size = res->end - res->start + 1;
printk("[d2d3]%s: mem_start = 0x%x, mem_size = 0x%x.\n",__func__, devp->mem_start,devp->mem_size);
#ifdef CONFIG_USE_OF
if (pdev->dev.of_node) {
ret = of_property_read_u32(pdev->dev.of_node,"irq",&(res->start));
if(ret) {
pr_err("don't find d2d3 match irq\n");
goto failed_get_resource;
}
res->end = res->start;
res->flags = IORESOURCE_IRQ;
}
#else
/*get d2d3's irq*/
res = platform_get_resource(pdev,IORESOURCE_MEM,0);
if (!res) {
pr_err("[d2d3]%s: can't get irq resource.\n",__func__);
ret = -EFAULT;
goto failed_get_resource;
}
#endif
devp->irq = res->start;
sprintf(devp->vfm_name,"%s",VFM_NAME);
platform_set_drvdata(pdev,(void *)devp);
dev_set_drvdata(devp->dev,(void *)devp);
vf_receiver_init(&d2d3_vf_recv, devp->vfm_name, &d2d3_vf_receiver, NULL);
vf_reg_receiver(&d2d3_vf_recv);
vf_provider_init(&d2d3_vf_prov, devp->vfm_name, &d2d3_vf_provider, NULL);
return ret;
failed_get_resource:
device_remove_file(&pdev->dev,&dev_attr_debug);
failed_create_device_file:
device_del(&pdev->dev);
failed_create_device:
cdev_del(&devp->cdev);
failed_add_cdev:
kfree(devp);
failed_kmalloc_devp:
return ret;
}
