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usbhcd only add useful channel to freelist

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This commit is contained in:
yangkai 2012-11-13 17:45:23 +08:00
parent 47983b37c0
commit 71dd75a17f
2 changed files with 10 additions and 1 deletions
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8
drivers/usb/dwc_otg/dwc_otg_cil.c
View File

@ -66,6 +66,7 @@
#include "dwc_otg_driver.h"
#include "dwc_otg_cil.h"
#include "dwc_otg_pcd.h"
#include "dwc_otg_hcd.h"
#include "usbdev_rk.h"
static dwc_otg_core_if_t * dwc_core_if = NULL;
/**
@ -917,6 +918,8 @@ void dwc_otg_core_host_init(dwc_otg_core_if_t *_core_if)
dwc_otg_hc_regs_t *hc_regs;
int num_channels;
gotgctl_data_t gotgctl = {.d32 = 0};
dwc_hc_t *channel;
dwc_otg_hcd_t *_hcd = _core_if->otg_dev->hcd;
struct dwc_otg_platform_data *pldata;
pldata = _core_if->otg_dev->pldata;
@ -1008,6 +1011,11 @@ void dwc_otg_core_host_init(dwc_otg_core_if_t *_core_if)
}
}
while (hcchar.b.chen);
/* add channel to free list */
channel = _core_if->otg_dev->hcd->hc_ptr_array[i];
list_add_tail(&channel->hc_list_entry, &_hcd->free_hc_list);
dwc_otg_hc_cleanup(_hcd->core_if, channel);
}
/* Turn on the vbus power. */

3
drivers/usb/dwc_otg/dwc_otg_hcd.c
View File

@ -1252,13 +1252,14 @@ static void hcd_reinit(dwc_otg_hcd_t *_hcd)
list_del(item);
item = _hcd->free_hc_list.next;
}
#if 0
num_channels = _hcd->core_if->core_params->host_channels;
for (i = 0; i < num_channels; i++) {
channel = _hcd->hc_ptr_array[i];
list_add_tail(&channel->hc_list_entry, &_hcd->free_hc_list);
dwc_otg_hc_cleanup(_hcd->core_if, channel);
}
#endif
/* Initialize the DWC core for host mode operation. */
dwc_otg_core_host_init(_hcd->core_if);
}