change inferface handler parameter

git-svn-id: https://rt-thread.googlecode.com/svn/trunk@2563 bbd45198-f89e-11dd-88c7-29a3b14d5316
This commit is contained in:
sc943313837@gmail.com 2012-12-30 09:41:55 +00:00
parent 91197259ac
commit 454455e858
1 changed files with 13 additions and 8 deletions

View File

@ -11,6 +11,7 @@
* Date Author Notes
* 2012-10-01 Yi Qiu first version
* 2012-12-12 heyuanjie87 change endpoint and class handler
* 2012-12-30 heyuanjie87 change inferface handler
*/
#include <rtthread.h>
@ -199,7 +200,7 @@ static rt_err_t _get_interface(struct udevice* device, ureq_t setup)
RT_DEBUG_LOG(RT_DEBUG_USB, ("_get_interface\n"));
/* find the specified interface and its alternate setting */
intf = rt_usbd_find_interface(device, setup->index & 0xFF);
intf = rt_usbd_find_interface(device, setup->index & 0xFF, RT_NULL);
value = intf->curr_setting->intf_desc->bAlternateSetting;
/* send the interface alternate setting to endpoint 0*/
@ -230,7 +231,7 @@ static rt_err_t _set_interface(struct udevice* device, ureq_t setup)
RT_DEBUG_LOG(RT_DEBUG_USB, ("_set_interface\n"));
/* find the specified interface */
intf = rt_usbd_find_interface(device, setup->index & 0xFF);
intf = rt_usbd_find_interface(device, setup->index & 0xFF, RT_NULL);
/* set alternate setting to the interface */
rt_usbd_set_altsetting(intf, setup->value & 0xFF);
@ -468,6 +469,7 @@ static rt_err_t _standard_request(struct udevice* device, ureq_t setup)
static rt_err_t _class_request(udevice_t device, ureq_t setup)
{
uintf_t intf;
uclass_t cls;
/* parameter check */
RT_ASSERT(device != RT_NULL);
@ -483,8 +485,8 @@ static rt_err_t _class_request(udevice_t device, ureq_t setup)
switch(setup->request_type & USB_REQ_TYPE_RECIPIENT_MASK)
{
case USB_REQ_TYPE_INTERFACE:
intf = rt_usbd_find_interface(device, setup->index & 0xFF);
intf->handler(device, setup);
intf = rt_usbd_find_interface(device, setup->index & 0xFF, &cls);
intf->handler(device, cls, setup);
break;
case USB_REQ_TYPE_ENDPOINT:
break;
@ -686,8 +688,7 @@ uconfig_t rt_usbd_config_create(void)
*
* @return an usb interface object on success, RT_NULL on fail.
*/
uintf_t rt_usbd_interface_create(udevice_t device,
rt_err_t (*handler)(struct udevice*, ureq_t setup))
uintf_t rt_usbd_interface_create(udevice_t device, uintf_handler_t handler)
{
uintf_t intf;
@ -908,7 +909,7 @@ uconfig_t rt_usbd_find_config(udevice_t device, rt_uint8_t value)
*
* @return an usb configuration object on found or RT_NULL on not found.
*/
uintf_t rt_usbd_find_interface(udevice_t device, rt_uint8_t value)
uintf_t rt_usbd_find_interface(udevice_t device, rt_uint8_t value, uclass_t *pcls)
{
struct rt_list_node *i, *j;
uclass_t cls;
@ -929,7 +930,11 @@ uintf_t rt_usbd_find_interface(udevice_t device, rt_uint8_t value)
{
intf = (uintf_t)rt_list_entry(j, struct uinterface, list);
if(intf->intf_num == value)
{
if (pcls != RT_NULL)
*pcls = cls;
return intf;
}
}
}