diff options
Diffstat (limited to 'drivers/usb/host/ehci-hcd.c')
| -rw-r--r-- | drivers/usb/host/ehci-hcd.c | 31 |
1 files changed, 30 insertions, 1 deletions
diff --git a/drivers/usb/host/ehci-hcd.c b/drivers/usb/host/ehci-hcd.c index ffc22bf1d825..c486480ab982 100644 --- a/drivers/usb/host/ehci-hcd.c +++ b/drivers/usb/host/ehci-hcd.c @@ -48,6 +48,21 @@ #include <asm/system.h> #include <asm/unaligned.h> + +#ifdef CONFIG_FSL_USB_TEST_MODE +static u32 single_step_desc_data_on; +void set_single_step_desc_data_on(void) +{ + single_step_desc_data_on = 1; +} +EXPORT_SYMBOL_GPL(set_single_step_desc_data_on); + +void clear_single_step_desc_data_on(void) +{ + single_step_desc_data_on = 0; +} +EXPORT_SYMBOL_GPL(clear_single_step_desc_data_on); +#endif /*-------------------------------------------------------------------------*/ /* @@ -959,8 +974,22 @@ static int ehci_urb_enqueue ( /* FALLTHROUGH */ /* case PIPE_BULK: */ default: - if (!qh_urb_transaction (ehci, urb, &qtd_list, mem_flags)) +#ifdef CONFIG_FSL_USB_TEST_MODE + if (!single_step_desc_data_on) { + printk(KERN_DEBUG "in test mode, but single step NOT on\n"); + if (!qh_urb_transaction(ehci, urb, &qtd_list, + mem_flags)) + return -ENOMEM; + } else { + printk(KERN_DEBUG "in test mode, single step on\n"); + if (!single_step_qh_urb_transaction(ehci, urb, + &qtd_list, mem_flags)) + return -ENOMEM; + } +#else + if (!qh_urb_transaction(ehci, urb, &qtd_list, mem_flags)) return -ENOMEM; +#endif return submit_async(ehci, urb, &qtd_list, mem_flags); case PIPE_INTERRUPT: |