diff options
Diffstat (limited to 'target/linux/lantiq/files/drivers/usb/ifxhcd/ifxhcd_intr.c')
| -rw-r--r-- | target/linux/lantiq/files/drivers/usb/ifxhcd/ifxhcd_intr.c | 3742 |
1 files changed, 0 insertions, 3742 deletions
diff --git a/target/linux/lantiq/files/drivers/usb/ifxhcd/ifxhcd_intr.c b/target/linux/lantiq/files/drivers/usb/ifxhcd/ifxhcd_intr.c deleted file mode 100644 index 76fe602c76..0000000000 --- a/target/linux/lantiq/files/drivers/usb/ifxhcd/ifxhcd_intr.c +++ /dev/null @@ -1,3742 +0,0 @@ -/***************************************************************************** - ** FILE NAME : ifxhcd_intr.c - ** PROJECT : IFX USB sub-system V3 - ** MODULES : IFX USB sub-system Host and Device driver - ** SRC VERSION : 1.0 - ** DATE : 1/Jan/2009 - ** AUTHOR : Chen, Howard - ** DESCRIPTION : This file contains the implementation of the HCD Interrupt handlers. - *****************************************************************************/ - -/*! - \file ifxhcd_intr.c - \ingroup IFXUSB_DRIVER_V3 - \brief This file contains the implementation of the HCD Interrupt handlers. -*/ - - -#include <linux/version.h> -#include "ifxusb_version.h" - -#include "ifxusb_plat.h" -#include "ifxusb_regs.h" -#include "ifxusb_cif.h" - -#include "ifxhcd.h" - -/* AVM/WK 20100520*/ -#ifdef __EN_ISOC__ -#error AVM/WK: CONFIG_USB_HOST_IFX_WITH_ISO currently not supported! -#endif - -/* Macro used to clear one channel interrupt */ -#define clear_hc_int(_hc_regs_,_intr_) \ - do { \ - hcint_data_t hcint_clear = {.d32 = 0}; \ - hcint_clear.b._intr_ = 1; \ - ifxusb_wreg(&((_hc_regs_)->hcint), hcint_clear.d32); \ - } while (0) - -/* - * Macro used to disable one channel interrupt. Channel interrupts are - * disabled when the channel is halted or released by the interrupt handler. - * There is no need to handle further interrupts of that type until the - * channel is re-assigned. In fact, subsequent handling may cause crashes - * because the channel structures are cleaned up when the channel is released. - */ -#define disable_hc_int(_hc_regs_,_intr_) \ - do { \ - hcint_data_t hcintmsk = {.d32 = 0}; \ - hcintmsk.b._intr_ = 1; \ - ifxusb_mreg(&((_hc_regs_)->hcintmsk), hcintmsk.d32, 0); \ - } while (0) - -#define enable_hc_int(_hc_regs_,_intr_) \ - do { \ - hcint_data_t hcintmsk = {.d32 = 0}; \ - hcintmsk.b._intr_ = 1; \ - ifxusb_mreg(&((_hc_regs_)->hcintmsk),0, hcintmsk.d32); \ - } while (0) - -/* - * Save the starting data toggle for the next transfer. The data toggle is - * saved in the QH for non-control transfers and it's saved in the QTD for - * control transfers. - */ -uint8_t read_data_toggle(ifxusb_hc_regs_t *_hc_regs) -{ - hctsiz_data_t hctsiz; - hctsiz.d32 = ifxusb_rreg(&_hc_regs->hctsiz); - return(hctsiz.b.pid); -} - - -static void release_channel_dump(ifxhcd_hc_t *ifxhc, - struct urb *urb, - ifxhcd_epqh_t *epqh, - ifxhcd_urbd_t *urbd, - ifxhcd_halt_status_e halt_status) -{ - #ifdef __DEBUG__ - printk(KERN_INFO); - switch (halt_status) - { - case HC_XFER_NO_HALT_STATUS: - printk("HC_XFER_NO_HALT_STATUS");break; - case HC_XFER_URB_COMPLETE: - printk("HC_XFER_URB_COMPLETE");break; - case HC_XFER_AHB_ERR: - printk("HC_XFER_AHB_ERR");break; - case HC_XFER_STALL: - printk("HC_XFER_STALL");break; - case HC_XFER_BABBLE_ERR: - printk("HC_XFER_BABBLE_ERR");break; - case HC_XFER_XACT_ERR: - printk("HC_XFER_XACT_ERR");break; - case HC_XFER_URB_DEQUEUE: - printk("HC_XFER_URB_DEQUEUE");break; - case HC_XFER_FRAME_OVERRUN: - printk("HC_XFER_FRAME_OVERRUN");break; - case HC_XFER_DATA_TOGGLE_ERR: - printk("HC_XFER_DATA_TOGGLE_ERR");break; - case HC_XFER_NAK: - printk("HC_XFER_NAK");break; - case HC_XFER_COMPLETE: - printk("HC_XFER_COMPLETE");break; - default: - printk("KNOWN");break; - } - if(ifxhc) - printk("Ch %d %s%s S%d " , ifxhc->hc_num - ,(ifxhc->ep_type == IFXUSB_EP_TYPE_CTRL)?"CTRL-": - ((ifxhc->ep_type == IFXUSB_EP_TYPE_BULK)?"BULK-": - ((ifxhc->ep_type == IFXUSB_EP_TYPE_INTR)?"INTR-": - ((ifxhc->ep_type == IFXUSB_EP_TYPE_ISOC)?"ISOC-":"????" - ) - ) - ) - ,(ifxhc->is_in)?"IN":"OUT" - ,(ifxhc->split) - ); - else - printk(" [NULL HC] "); - printk("urb=%p epqh=%p urbd=%p\n",urb,epqh,urbd); - - if(urb) - { - printk(KERN_INFO " Device address: %d\n", usb_pipedevice(urb->pipe)); - printk(KERN_INFO " Endpoint: %d, %s\n", usb_pipeendpoint(urb->pipe), - (usb_pipein(urb->pipe) ? "IN" : "OUT")); - printk(KERN_INFO " Endpoint type: %s\n", - ({char *pipetype; - switch (usb_pipetype(urb->pipe)) { - case PIPE_CONTROL: pipetype = "CTRL"; break; - case PIPE_BULK: pipetype = "BULK"; break; - case PIPE_INTERRUPT: pipetype = "INTR"; break; - case PIPE_ISOCHRONOUS: pipetype = "ISOC"; break; - default: pipetype = "????"; break; - }; pipetype;})); - printk(KERN_INFO " Speed: %s\n", - ({char *speed; - switch (urb->dev->speed) { - case USB_SPEED_HIGH: speed = "HS"; break; - case USB_SPEED_FULL: speed = "FS"; break; - case USB_SPEED_LOW: speed = "LS"; break; - default: speed = "????"; break; - }; speed;})); - printk(KERN_INFO " Max packet size: %d\n", - usb_maxpacket(urb->dev, urb->pipe, usb_pipeout(urb->pipe))); - printk(KERN_INFO " Data buffer length: %d\n", urb->transfer_buffer_length); - printk(KERN_INFO " Transfer buffer: %p, Transfer DMA: %p\n", - urb->transfer_buffer, (void *)urb->transfer_dma); - printk(KERN_INFO " Setup buffer: %p, Setup DMA: %p\n", - urb->setup_packet, (void *)urb->setup_dma); - printk(KERN_INFO " Interval: %d\n", urb->interval); - switch (urb->status) - { - case HC_XFER_NO_HALT_STATUS: - printk(KERN_INFO " STATUS:HC_XFER_NO_HALT_STATUS\n");break; - case HC_XFER_URB_COMPLETE: - printk(KERN_INFO " STATUS:HC_XFER_URB_COMPLETE\n");break; - case HC_XFER_AHB_ERR: - printk(KERN_INFO " STATUS:HC_XFER_AHB_ERR\n");break; - case HC_XFER_STALL: - printk(KERN_INFO " STATUS:HC_XFER_STALL\n");break; - case HC_XFER_BABBLE_ERR: - printk(KERN_INFO " STATUS:HC_XFER_BABBLE_ERR\n");break; - case HC_XFER_XACT_ERR: - printk(KERN_INFO " STATUS:HC_XFER_XACT_ERR\n");break; - case HC_XFER_URB_DEQUEUE: - printk(KERN_INFO " STATUS:HC_XFER_URB_DEQUEUE\n");break; - case HC_XFER_FRAME_OVERRUN: - printk(KERN_INFO " STATUS:HC_XFER_FRAME_OVERRUN\n");break; - case HC_XFER_DATA_TOGGLE_ERR: - printk(KERN_INFO " STATUS:HC_XFER_DATA_TOGGLE_ERR\n");break; - case HC_XFER_COMPLETE: - printk(KERN_INFO " STATUS:HC_XFER_COMPLETE\n");break; - default: - printk(KERN_INFO " STATUS:KNOWN\n");break; - } - } - #endif -} - - -static void release_channel(ifxhcd_hcd_t *_ifxhcd, - ifxhcd_hc_t *_ifxhc, - ifxhcd_halt_status_e _halt_status) -{ - ifxusb_hc_regs_t *hc_regs = _ifxhcd->core_if.hc_regs[_ifxhc->hc_num]; - struct urb *urb = NULL; - ifxhcd_epqh_t *epqh = NULL; - ifxhcd_urbd_t *urbd = NULL; - - IFX_DEBUGPL(DBG_HCDV, " %s: channel %d, halt_status %d\n", - __func__, _ifxhc->hc_num, _halt_status); - - epqh=_ifxhc->epqh; - - if(!epqh) - IFX_ERROR("%s epqh=null\n",__func__); - else - { - urbd=epqh->urbd; - if(!urbd) - IFX_ERROR("%s urbd=null\n",__func__); - else - { - urb=urbd->urb; - if(!urb) - IFX_ERROR("%s urb =null\n",__func__); - else { - /* == AVM/WK 20100710 Fix - Use toggle of usbcore ==*/ - unsigned toggle = (read_data_toggle(hc_regs) == IFXUSB_HC_PID_DATA0)? 0: 1; - usb_settoggle (urb->dev, usb_pipeendpoint (urb->pipe), usb_pipeout(urb->pipe), toggle); - } - } - //epqh->data_toggle = read_data_toggle(hc_regs); - - } - - switch (_halt_status) - { - case HC_XFER_NO_HALT_STATUS: - IFX_ERROR("%s: No halt_status, channel %d\n", __func__, _ifxhc->hc_num); - break; - case HC_XFER_COMPLETE: - IFX_ERROR("%s: Inavalid halt_status HC_XFER_COMPLETE, channel %d\n", __func__, _ifxhc->hc_num); - break; - case HC_XFER_URB_COMPLETE: - case HC_XFER_URB_DEQUEUE: - case HC_XFER_AHB_ERR: - case HC_XFER_XACT_ERR: - case HC_XFER_FRAME_OVERRUN: - if(urbd && urb) { - /* == 20110803 AVM/WK FIX set status, if still in progress == */ - if (urb->status == -EINPROGRESS) { - switch (_halt_status) { - case HC_XFER_URB_COMPLETE: - urb->status = 0; - break; - case HC_XFER_URB_DEQUEUE: - urb->status = -ECONNRESET; - break; - case HC_XFER_AHB_ERR: - case HC_XFER_XACT_ERR: - case HC_XFER_FRAME_OVERRUN: - urb->status = -EPROTO; - break; - default: - break; - } - } - /*== AVM/BC 20101111 Deferred Complete ==*/ - defer_ifxhcd_complete_urb(_ifxhcd, urbd, urb->status); - } - else - { - IFX_WARN("WARNING %s():%d urbd=%p urb=%p\n",__func__,__LINE__,urbd,urb); - release_channel_dump(_ifxhc,urb,epqh,urbd,_halt_status); - } - if(epqh) - ifxhcd_epqh_idle(_ifxhcd, epqh); - else - { - IFX_WARN("WARNING %s():%d epqh=%p\n",__func__,__LINE__,epqh); - release_channel_dump(_ifxhc,urb,epqh,urbd,_halt_status); - } - - list_add_tail(&_ifxhc->hc_list_entry, &_ifxhcd->free_hc_list); - ifxhcd_hc_cleanup(&_ifxhcd->core_if, _ifxhc); - break; - case HC_XFER_STALL: - release_channel_dump(_ifxhc,urb,epqh,urbd,_halt_status); - if(urbd) - /*== AVM/BC 20101111 Deferred Complete ==*/ - defer_ifxhcd_complete_urb(_ifxhcd, urbd, -EPIPE); - else - IFX_WARN("WARNING %s():%d urbd=%p urb=%p\n",__func__,__LINE__,urbd,urb); - if(epqh) - { -// epqh->data_toggle = 0; - ifxhcd_epqh_idle(_ifxhcd, epqh); - } - else - IFX_WARN("WARNING %s():%d epqh=%p\n",__func__,__LINE__,epqh); - list_add_tail(&_ifxhc->hc_list_entry, &_ifxhcd->free_hc_list); - ifxhcd_hc_cleanup(&_ifxhcd->core_if, _ifxhc); - break; - case HC_XFER_NAK: - release_channel_dump(_ifxhc,urb,epqh,urbd,_halt_status); - if(urbd) - { - //ifxhcd_complete_urb(_ifxhcd, urbd, -ETIMEDOUT); - urb->status = 0; - /*== AVM/BC 20101111 Deferred Complete ==*/ - defer_ifxhcd_complete_urb(_ifxhcd, urbd, urb->status); - } - else - IFX_WARN("WARNING %s():%d urbd=%p urb=%p\n",__func__,__LINE__,urbd,urb); - if(epqh) - ifxhcd_epqh_idle(_ifxhcd, epqh); - else - IFX_WARN("WARNING %s():%d epqh=%p\n",__func__,__LINE__,epqh); - list_add_tail(&_ifxhc->hc_list_entry, &_ifxhcd->free_hc_list); - ifxhcd_hc_cleanup(&_ifxhcd->core_if, _ifxhc); - break; - case HC_XFER_BABBLE_ERR: - case HC_XFER_DATA_TOGGLE_ERR: - release_channel_dump(_ifxhc,urb,epqh,urbd,_halt_status); - if(urbd) - /*== AVM/BC 20101111 Deferred Complete ==*/ - defer_ifxhcd_complete_urb(_ifxhcd, urbd, -EOVERFLOW); - else - IFX_WARN("WARNING %s():%d urbd=%p urb=%p\n",__func__,__LINE__,urbd,urb); - if(epqh) - ifxhcd_epqh_idle(_ifxhcd, epqh); - else - IFX_WARN("WARNING %s():%d epqh=%p\n",__func__,__LINE__,epqh); - list_add_tail(&_ifxhc->hc_list_entry, &_ifxhcd->free_hc_list); - ifxhcd_hc_cleanup(&_ifxhcd->core_if, _ifxhc); - break; - } - select_eps(_ifxhcd); -} - -/* - * Updates the state of the URB after a Transfer Complete interrupt on the - * host channel. Updates the actual_length field of the URB based on the - * number of bytes transferred via the host channel. Sets the URB status - * if the data transfer is finished. - * - * @return 1 if the data transfer specified by the URB is completely finished, - * 0 otherwise. - */ -static int update_urb_state_xfer_comp(ifxhcd_hc_t *_ifxhc, - ifxusb_hc_regs_t *_hc_regs, - struct urb *_urb, - ifxhcd_urbd_t *_urbd) -{ - int xfer_done = 0; - - if (_ifxhc->is_in) - { - hctsiz_data_t hctsiz; - hctsiz.d32 = ifxusb_rreg(&_hc_regs->hctsiz); - _urb->actual_length += (_ifxhc->xfer_len - hctsiz.b.xfersize); - if ((hctsiz.b.xfersize != 0) || (_urb->actual_length >= _urb->transfer_buffer_length)) - { - xfer_done = 1; - _urb->status = 0; - /* 20110805 AVM/WK Workaround: catch overflow error here, hardware does not */ - if (_urb->actual_length > _urb->transfer_buffer_length) { - _urb->status = -EOVERFLOW; - } - #if 0 - if (_urb->actual_length < _urb->transfer_buffer_length && _urb->transfer_flags & URB_SHORT_NOT_OK) - _urb->status = -EREMOTEIO; - #endif - } - - } - else - { - if (_ifxhc->split) - _urb->actual_length += _ifxhc->ssplit_out_xfer_count; - else - _urb->actual_length += _ifxhc->xfer_len; - - if (_urb->actual_length >= _urb->transfer_buffer_length) - { - /*== AVM/BC WK 20110421 ZERO PACKET Workaround ==*/ - if ((_ifxhc->short_rw == 1) && ( _ifxhc->xfer_len > 0) && ( _ifxhc->xfer_len % _ifxhc->mps == 0 )) - { - _ifxhc->short_rw = 0; - //Transfer not finished. Another iteration for ZLP. - } - else - { - xfer_done = 1; - } - _urb->status = 0; - } - } - - #ifdef __DEBUG__ - { - hctsiz_data_t hctsiz; - hctsiz.d32 = ifxusb_rreg(&_hc_regs->hctsiz); - IFX_DEBUGPL(DBG_HCDV, "IFXUSB: %s: %s, channel %d\n", - __func__, (_ifxhc->is_in ? "IN" : "OUT"), _ifxhc->hc_num); - IFX_DEBUGPL(DBG_HCDV, " hc->xfer_len %d\n", _ifxhc->xfer_len); - IFX_DEBUGPL(DBG_HCDV, " hctsiz.xfersize %d\n", hctsiz.b.xfersize); - IFX_DEBUGPL(DBG_HCDV, " urb->transfer_buffer_length %d\n", - _urb->transfer_buffer_length); - IFX_DEBUGPL(DBG_HCDV, " urb->actual_length %d\n", _urb->actual_length); - } - #endif - return xfer_done; -} - -/*== AVM/BC 20101111 Function called with Lock ==*/ - -void complete_channel(ifxhcd_hcd_t *_ifxhcd, - ifxhcd_hc_t *_ifxhc, - ifxhcd_urbd_t *_urbd) -{ - ifxusb_hc_regs_t *hc_regs = _ifxhcd->core_if.hc_regs[_ifxhc->hc_num]; - struct urb *urb = NULL; - ifxhcd_epqh_t *epqh = NULL; - int urb_xfer_done; - - IFX_DEBUGPL(DBG_HCD, "--Complete Channel %d : \n", _ifxhc->hc_num); - - if(!_urbd) - { - IFX_ERROR("ERROR %s():%d urbd=%p\n",__func__,__LINE__,_urbd); - return; - } - - urb = _urbd->urb; - epqh = _urbd->epqh; - - if(!urb || !epqh) - { - IFX_ERROR("ERROR %s():%d urb=%p epqh=%p\n",__func__,__LINE__,urb,epqh); - return; - } - - _ifxhc->do_ping=0; - - if (_ifxhc->split) - _ifxhc->split = 1; - - switch (epqh->ep_type) - { - case IFXUSB_EP_TYPE_CTRL: - switch (_ifxhc->control_phase) - { - case IFXHCD_CONTROL_SETUP: - IFX_DEBUGPL(DBG_HCDV, " Control setup transaction done\n"); - if (_urbd->xfer_len > 0) - { - _ifxhc->control_phase = IFXHCD_CONTROL_DATA; - _ifxhc->is_in = _urbd->is_in; - _ifxhc->xfer_len = _urbd->xfer_len; - #if defined(__UNALIGNED_BUFFER_ADJ__) - if(epqh->using_aligned_buf) - _ifxhc->xfer_buff = epqh->aligned_buf; - else - #endif - _ifxhc->xfer_buff = _urbd->xfer_buff; - } - else - { - _ifxhc->control_phase = IFXHCD_CONTROL_STATUS; - _ifxhc->is_in = 1; - _ifxhc->xfer_len = 0; - _ifxhc->xfer_buff = _ifxhcd->status_buf; - } - if(_ifxhc->is_in) - _ifxhc->short_rw =0; - else - _ifxhc->short_rw =(urb->transfer_flags & URB_ZERO_PACKET)?1:0; - _ifxhc->data_pid_start = IFXUSB_HC_PID_DATA1; - _ifxhc->xfer_count = 0; - _ifxhc->halt_status = HC_XFER_NO_HALT_STATUS; - /*== AVM/BC 20101111 Lock not needed ==*/ - process_channels_sub(_ifxhcd); - break; - case IFXHCD_CONTROL_DATA: - urb_xfer_done = update_urb_state_xfer_comp(_ifxhc, hc_regs, urb, _urbd); - if (urb_xfer_done) - { - _ifxhc->control_phase = IFXHCD_CONTROL_STATUS; - _ifxhc->is_in = (_urbd->is_in)?0:1; - _ifxhc->xfer_len = 0; - _ifxhc->xfer_count = 0; - _ifxhc->xfer_buff = _ifxhcd->status_buf; - _ifxhc->halt_status = HC_XFER_NO_HALT_STATUS; - _ifxhc->data_pid_start = IFXUSB_HC_PID_DATA1; - if(_ifxhc->is_in) - _ifxhc->short_rw =0; - else - _ifxhc->short_rw =1; - } - else // continue - { - _ifxhc->xfer_len = _urbd->xfer_len - urb->actual_length; - _ifxhc->xfer_count = urb->actual_length; - _ifxhc->halt_status = HC_XFER_NO_HALT_STATUS; - _ifxhc->data_pid_start = read_data_toggle(hc_regs); - } - /*== AVM/BC 20101111 Lock not needed ==*/ - process_channels_sub(_ifxhcd); - break; - case IFXHCD_CONTROL_STATUS: - if (urb->status == -EINPROGRESS) - urb->status = 0; - release_channel(_ifxhcd,_ifxhc,HC_XFER_URB_COMPLETE); - break; - } - break; - case IFXUSB_EP_TYPE_BULK: - IFX_DEBUGPL(DBG_HCDV, " Bulk transfer complete\n"); - urb_xfer_done = update_urb_state_xfer_comp(_ifxhc, hc_regs, urb, _urbd); - if (urb_xfer_done) - release_channel(_ifxhcd,_ifxhc,HC_XFER_URB_COMPLETE); - else - { - _ifxhc->xfer_len = _urbd->xfer_len - urb->actual_length; - _ifxhc->xfer_count = urb->actual_length; - _ifxhc->halt_status = HC_XFER_NO_HALT_STATUS; - _ifxhc->data_pid_start = read_data_toggle(hc_regs); - /*== AVM/BC 20101111 Lock not needed ==*/ - process_channels_sub(_ifxhcd); - } - break; - case IFXUSB_EP_TYPE_INTR: - urb_xfer_done = update_urb_state_xfer_comp(_ifxhc, hc_regs, urb, _urbd); - release_channel(_ifxhcd,_ifxhc,HC_XFER_URB_COMPLETE); - break; - case IFXUSB_EP_TYPE_ISOC: -// if (_urbd->isoc_split_pos == IFXUSB_HCSPLIT_XACTPOS_ALL) -// halt_status = update_isoc_urb_state(_ifxhcd, _ifxhc, hc_regs, _urbd, HC_XFER_COMPLETE); -// complete_periodic_xfer(_ifxhcd, _ifxhc, hc_regs, _urbd, halt_status); - urb_xfer_done = update_urb_state_xfer_comp(_ifxhc, hc_regs, urb, _urbd); - release_channel(_ifxhcd,_ifxhc,HC_XFER_URB_COMPLETE); - break; - } -} - - - -void showint(uint32_t val_hcint - ,uint32_t val_hcintmsk - ,uint32_t val_hctsiz) -{ -#ifdef __DEBUG__ - hcint_data_t hcint = {.d32 = val_hcint}; - hcint_data_t hcintmsk = {.d32 = val_hcintmsk}; - - printk(KERN_INFO " WITH FLAG: Sz:%08x I:%08X/M:%08X %s%s%s%s%s%s%s%s%s%s\n" - ,val_hctsiz,hcint.d32 ,hcintmsk.d32 - ,(hcint.b.datatglerr || hcintmsk.b.datatglerr)? - ( - (hcint.b.datatglerr && hcintmsk.b.datatglerr)?"datatglerr[*/*] ": - ( - (hcint.b.datatglerr)?"datatglerr[*/] ":"datatglerr[/*] " - ) - ) - :"" - ,(hcint.b.frmovrun || hcintmsk.b.frmovrun)? - ( - (hcint.b.frmovrun && hcintmsk.b.frmovrun)?"frmovrun[*/*] ": - ( - (hcint.b.frmovrun)?"frmovrun[*/] ":"frmovrun[/*] " - ) - ) - :"" - ,(hcint.b.bblerr || hcintmsk.b.bblerr)? - ( - (hcint.b.bblerr && hcintmsk.b.bblerr)?"bblerr[*/*] ": - ( - (hcint.b.bblerr)?"bblerr[*/] ":"bblerr[/*] " - ) - ) - :"" - ,(hcint.b.xacterr || hcintmsk.b.xacterr)? - ( - (hcint.b.xacterr && hcintmsk.b.xacterr)?"xacterr[*/*] ": - ( - (hcint.b.xacterr)?"xacterr[*/] ":"xacterr[/*] " - ) - ) - :"" - ,(hcint.b.nyet || hcintmsk.b.nyet)? - ( - (hcint.b.nyet && hcintmsk.b.nyet)?"nyet[*/*] ": - ( - (hcint.b.nyet)?"nyet[*/] ":"nyet[/*] " - ) - ) - :"" - ,(hcint.b.nak || hcintmsk.b.nak)? - ( - (hcint.b.nak && hcintmsk.b.nak)?"nak[*/*] ": - ( - (hcint.b.nak)?"nak[*/] ":"nak[/*] " - ) - ) - :"" - ,(hcint.b.ack || hcintmsk.b.ack)? - ( - (hcint.b.ack && hcintmsk.b.ack)?"ack[*/*] ": - ( - (hcint.b.ack)?"ack[*/] ":"ack[/*] " - ) - ) - :"" - ,(hcint.b.stall || hcintmsk.b.stall)? - ( - (hcint.b.stall && hcintmsk.b.stall)?"stall[*/*] ": - ( - (hcint.b.stall)?"stall[*/] ":"stall[/*] " - ) - ) - :"" - ,(hcint.b.ahberr || hcintmsk.b.ahberr)? - ( - (hcint.b.ahberr && hcintmsk.b.ahberr)?"ahberr[*/*] ": - ( - (hcint.b.ahberr)?"ahberr[*/] ":"ahberr[/*] " - ) - ) - :"" - ,(hcint.b.xfercomp || hcintmsk.b.xfercomp)? - ( - (hcint.b.xfercomp && hcintmsk.b.xfercomp)?"xfercomp[*/*] ": - ( - (hcint.b.xfercomp)?"xfercomp[*/] ":"xfercomp[/*] " - ) - ) - :"" - ); -#endif -} - - -extern void ifxhcd_hc_dumb_rx(ifxusb_core_if_t *_core_if, ifxhcd_hc_t *_ifxhc,uint8_t *dump_buf); - -//////////////////////////////////////////////////////////////////////////////////////////////////////////////////// -//////////////////////////////////////////////////////////////////////////////////////////////////////////////////// -//////////////////////////////////////////////////////////////////////////////////////////////////////////////////// -static int32_t chhltd_ctrlbulk_rx_nonsplit(ifxhcd_hcd_t *_ifxhcd, - ifxhcd_hc_t *_ifxhc, - ifxusb_hc_regs_t *_hc_regs, - ifxhcd_urbd_t *_urbd) -{ - hcint_data_t hcint; - hcint_data_t hcintmsk; - hctsiz_data_t hctsiz; - - hcint.d32 = ifxusb_rreg(&_hc_regs->hcint); - hcintmsk.d32 = ifxusb_rreg(&_hc_regs->hcintmsk); - hctsiz.d32 = ifxusb_rreg(&_hc_regs->hctsiz); - - disable_hc_int(_hc_regs,ack); - disable_hc_int(_hc_regs,nak); - disable_hc_int(_hc_regs,nyet); - _ifxhc->do_ping = 0; - - if(_ifxhc->halt_status == HC_XFER_NAK) - { - if(_ifxhc->nak_retry_r) - { - _urbd->urb->actual_length += (_ifxhc->xfer_len - hctsiz.b.xfersize); - _ifxhc->nak_retry--; - if(_ifxhc->nak_retry) - { - _ifxhc->xfer_len = _urbd->xfer_len - _urbd->urb->actual_length; - _ifxhc->xfer_count = _urbd->urb->actual_length; - _ifxhc->data_pid_start = read_data_toggle(_hc_regs); - _ifxhc->wait_for_sof = 1; - _ifxhc->halt_status = HC_XFER_NO_HALT_STATUS; - ifxhcd_hc_start(&_ifxhcd->core_if, _ifxhc); - } - else - { - _ifxhc->wait_for_sof = 0; - release_channel(_ifxhcd, _ifxhc, _ifxhc->halt_status); - } - } - else - { - _urbd->urb->actual_length += (_ifxhc->xfer_len - hctsiz.b.xfersize); - _ifxhc->xfer_len = _urbd->xfer_len - _urbd->urb->actual_length; - _ifxhc->xfer_count = _urbd->urb->actual_length; - _ifxhc->data_pid_start = read_data_toggle(_hc_regs); - _ifxhc->wait_for_sof = 1; - _ifxhc->halt_status = HC_XFER_NO_HALT_STATUS; - ifxhcd_hc_start(&_ifxhcd->core_if, _ifxhc); - } - return 1; - } - - if (hcint.b.xfercomp) - { - _urbd->error_count =0; - _ifxhc->wait_for_sof =0; - complete_channel(_ifxhcd, _ifxhc, _urbd); - return 1; - } - else if (hcint.b.stall) - { - _urbd->error_count =0; - _ifxhc->wait_for_sof =0; - // ZLP shortcut - #if 0 - if(hctsiz.b.pktcnt==0) - complete_channel(_ifxhcd, _ifxhc, _urbd); - else - #endif - { - // Stall FIFO compensation. - #if 0 - int sz1,sz2; - sz2=_ifxhc->start_pkt_count - hctsiz.b.pktcnt; - sz2*=_ifxhc->mps; - sz1=_ifxhc->xfer_len - hctsiz.b.xfersize; - sz2-=sz1; - if(sz2) - ifxhcd_hc_dumb_rx(&_ifxhcd->core_if, _ifxhc,_ifxhc->epqh->dump_buf); - #endif - _urbd->urb->actual_length += (_ifxhc->xfer_len - hctsiz.b.xfersize); - release_channel(_ifxhcd, _ifxhc, HC_XFER_STALL); - } - return 1; - } - else if (hcint.b.bblerr) - { - _urbd->error_count =0; - _ifxhc->wait_for_sof =0; - - // ZLP shortcut - #if 0 - if(hctsiz.b.pktcnt==0) - complete_channel(_ifxhcd, _ifxhc, _urbd); - else - #endif - _urbd->urb->actual_length += (_ifxhc->xfer_len - hctsiz.b.xfersize); - release_channel(_ifxhcd, _ifxhc, HC_XFER_BABBLE_ERR); - return 1; - } - else if (hcint.b.xacterr) - { - // ZLP shortcut - #if 1 - if(hctsiz.b.pktcnt==0) - { - _urbd->error_count =0; - _ifxhc->wait_for_sof =0; - complete_channel(_ifxhcd, _ifxhc, _urbd); - } - else - #endif - { - _urbd->urb->actual_length += (_ifxhc->xfer_len - hctsiz.b.xfersize); - _ifxhc->xfer_len = _urbd->xfer_len - _urbd->urb->actual_length; - _ifxhc->xfer_count = _urbd->urb->actual_length; - _ifxhc->data_pid_start = read_data_toggle(_hc_regs); - - /* 20110803 AVM/WK FIX: Reset error count on any handshake */ - if (hcint.b.nak || hcint.b.nyet || hcint.b.ack) { - _urbd->error_count = 1; - } else { - _urbd->error_count++; - } - - if (_urbd->error_count >= 3) - { - _urbd->error_count =0; - _ifxhc->wait_for_sof =0; - release_channel(_ifxhcd, _ifxhc, HC_XFER_XACT_ERR); - } - else - { - _ifxhc->wait_for_sof = 1; - ifxhcd_hc_start(&_ifxhcd->core_if, _ifxhc); - } - } - return 1; - } - else if(hcint.b.datatglerr ) - { - _urbd->urb->actual_length += (_ifxhc->xfer_len - hctsiz.b.xfersize); - #if 1 - if(_ifxhc->data_pid_start == IFXUSB_HC_PID_DATA0) - _ifxhc->data_pid_start = IFXUSB_HC_PID_DATA1; - else - _ifxhc->data_pid_start = IFXUSB_HC_PID_DATA0; - _ifxhc->wait_for_sof = 1; - _ifxhc->xfer_len = _urbd->xfer_len - _urbd->urb->actual_length; - _ifxhc->xfer_count = _urbd->urb->actual_length; - ifxhcd_hc_start(&_ifxhcd->core_if, _ifxhc); - #else - release_channel(_ifxhcd, _ifxhc, HC_XFER_DATA_TOGGLE_ERR); - #endif - return 1; - } - else if(hcint.b.frmovrun ) - { -IFX_WARN("%s() %d Warning CTRLBULK IN SPLIT0 FRMOVRUN [should be Period only]\n",__func__,__LINE__); -showint( hcint.d32,hcintmsk.d32,hctsiz.d32); - release_channel(_ifxhcd, _ifxhc, HC_XFER_FRAME_OVERRUN); - return 1; - } - else if(hcint.b.nyet ) - { -IFX_WARN("%s() %d Warning CTRLBULK IN SPLIT0 NYET [should be Out only]\n",__func__,__LINE__); -showint( hcint.d32,hcintmsk.d32,hctsiz.d32); - } - return 0; -} -//////////////////////////////////////////////////////////////////////////////////////////////////////////////////// -static int32_t chhltd_ctrlbulk_tx_nonsplit(ifxhcd_hcd_t *_ifxhcd, - ifxhcd_hc_t *_ifxhc, - ifxusb_hc_regs_t *_hc_regs, - ifxhcd_urbd_t *_urbd) -{ - hcint_data_t hcint; - hcint_data_t hcintmsk; - hctsiz_data_t hctsiz; - int out_nak_enh = 0; - -#ifdef __DEBUG__ -static int first=0; -#endif - - if (_ifxhcd->core_if.snpsid >= 0x4f54271a && _ifxhc->speed == IFXUSB_EP_SPEED_HIGH) - out_nak_enh = 1; - - hcint.d32 = ifxusb_rreg(&_hc_regs->hcint); - hcintmsk.d32 = ifxusb_rreg(&_hc_regs->hcintmsk); - hctsiz.d32 = ifxusb_rreg(&_hc_regs->hctsiz); - -#ifdef __DEBUG__ -if(!first&& _ifxhc->ep_type == IFXUSB_EP_TYPE_BULK - &&(hcint.b.stall || hcint.b.datatglerr || hcint.b.frmovrun || hcint.b.bblerr || hcint.b.xacterr) && !hcint.b.ack) -{ - showint( hcint.d32,hcintmsk.d32,hctsiz.d32); - first=1; - printk(KERN_INFO " [%02X %02X %02X %02X %02X %02X %02X %02X %02X %02X %02X %02X %02X %02X %02X %02X] \n" - ,*(_ifxhc->xfer_buff+ 0),*(_ifxhc->xfer_buff+ 1),*(_ifxhc->xfer_buff+ 2),*(_ifxhc->xfer_buff+ 3) - ,*(_ifxhc->xfer_buff+ 4),*(_ifxhc->xfer_buff+ 5),*(_ifxhc->xfer_buff+ 6),*(_ifxhc->xfer_buff+ 7) - ,*(_ifxhc->xfer_buff+ 8),*(_ifxhc->xfer_buff+ 9),*(_ifxhc->xfer_buff+10),*(_ifxhc->xfer_buff+11) - ,*(_ifxhc->xfer_buff+12),*(_ifxhc->xfer_buff+13),*(_ifxhc->xfer_buff+14),*(_ifxhc->xfer_buff+15)); - - printk(KERN_INFO " [_urbd->urb->actual_length:%08X _ifxhc->start_pkt_count:%08X hctsiz.b.pktcnt:%08X ,_urbd->xfer_len:%08x] \n" - ,_urbd->urb->actual_length - ,_ifxhc->start_pkt_count - ,hctsiz.b.pktcnt - ,_urbd->xfer_len); -} -#endif - - if(_ifxhc->halt_status == HC_XFER_NAK) - { - if(_ifxhc->nak_retry_r) - { - _ifxhc->nak_retry--; - if(_ifxhc->nak_retry) - { - if(_ifxhc->xfer_len!=0) - _urbd->urb->actual_length += ((_ifxhc->start_pkt_count - hctsiz.b.pktcnt ) * _ifxhc->mps); - _ifxhc->xfer_len = _urbd->xfer_len - _urbd->urb->actual_length; - _ifxhc->xfer_count = _urbd->urb->actual_length; - _ifxhc->data_pid_start = read_data_toggle(_hc_regs); - _ifxhc->wait_for_sof = 1; - _ifxhc->halt_status = HC_XFER_NO_HALT_STATUS; - ifxhcd_hc_start(&_ifxhcd->core_if, _ifxhc); - } - else - { - _ifxhc->wait_for_sof = 0; - release_channel(_ifxhcd, _ifxhc, _ifxhc->halt_status); - } - } - else - { - if(_ifxhc->xfer_len!=0) - _urbd->urb->actual_length += ((_ifxhc->start_pkt_count - hctsiz.b.pktcnt ) * _ifxhc->mps); - _ifxhc->xfer_len = _urbd->xfer_len - _urbd->urb->actual_length; - _ifxhc->xfer_count = _urbd->urb->actual_length; - _ifxhc->data_pid_start = read_data_toggle(_hc_regs); - _ifxhc->wait_for_sof = 1; - _ifxhc->halt_status = HC_XFER_NO_HALT_STATUS; - ifxhcd_hc_start(&_ifxhcd->core_if, _ifxhc); - } - return 1; - } - - if (hcint.b.xfercomp) - { - disable_hc_int(_hc_regs,ack); - disable_hc_int(_hc_regs,nak); - disable_hc_int(_hc_regs,nyet); - _urbd->error_count =0; - if(_ifxhc->xfer_len==0 && !hcint.b.ack && hcint.b.nak) - { - // Walkaround: When sending ZLP and receive NAK but also issue CMPT intr - // Solution: NoSplit: Resend at next SOF - // Split : Resend at next SOF with SSPLIT - if(hcint.b.nyet && !out_nak_enh) - _ifxhc->do_ping = 1; - else - _ifxhc->do_ping = 0; - _ifxhc->xfer_len = 0; - _ifxhc->xfer_count = 0; - _ifxhc->halt_status = HC_XFER_NO_HALT_STATUS; - _ifxhc->wait_for_sof = 1; - ifxhcd_hc_start(&_ifxhcd->core_if, _ifxhc); - } - else - { - _ifxhc->wait_for_sof = 0; - _ifxhc->do_ping = 0; - complete_channel(_ifxhcd, _ifxhc, _urbd); - } - return 1; - } - else if (hcint.b.stall) - { - disable_hc_int(_hc_regs,ack); - disable_hc_int(_hc_regs,nak); - disable_hc_int(_hc_regs,nyet); - _urbd->error_count =0; - _ifxhc->wait_for_sof =0; - _ifxhc->do_ping =0; - - // ZLP shortcut - #if 1 - if(hctsiz.b.pktcnt==0) - complete_channel(_ifxhcd, _ifxhc, _urbd); - else - #endif - { - if(_ifxhc->xfer_len!=0) - _urbd->urb->actual_length += ((_ifxhc->start_pkt_count - hctsiz.b.pktcnt ) * _ifxhc->mps); - release_channel(_ifxhcd, _ifxhc, HC_XFER_STALL); - } - return 1; - } - else if (hcint.b.xacterr) - { - // ZLP shortcut - #if 1 - if(hctsiz.b.pktcnt==0) - { - disable_hc_int(_hc_regs,ack); - disable_hc_int(_hc_regs,nak); - disable_hc_int(_hc_regs,nyet); - _urbd->error_count =0; - _ifxhc->wait_for_sof =0; - _ifxhc->do_ping =0; - complete_channel(_ifxhcd, _ifxhc, _urbd); - } - else - #endif - { - if(_ifxhc->xfer_len!=0) - _urbd->urb->actual_length += ((_ifxhc->start_pkt_count - hctsiz.b.pktcnt ) * _ifxhc->mps); - _ifxhc->xfer_len = _urbd->xfer_len - _urbd->urb->actual_length; - _ifxhc->xfer_count = _urbd->urb->actual_length; - _ifxhc->data_pid_start = read_data_toggle(_hc_regs); - - if (hcint.b.nak || hcint.b.nyet || hcint.b.ack) - { - _urbd->error_count =0; - _ifxhc->wait_for_sof =1; - enable_hc_int(_hc_regs,ack); - enable_hc_int(_hc_regs,nak); - enable_hc_int(_hc_regs,nyet); - if(!out_nak_enh) - _ifxhc->do_ping =1; - else - _ifxhc->do_ping =0; - ifxhcd_hc_start(&_ifxhcd->core_if, _ifxhc); - } - else - { - _urbd->error_count ++ ; - if (_urbd->error_count == 3) - { - disable_hc_int(_hc_regs,ack); - disable_hc_int(_hc_regs,nak); - disable_hc_int(_hc_regs,nyet); - _urbd->error_count =0; - _ifxhc->wait_for_sof =0; - _ifxhc->do_ping =0; - release_channel(_ifxhcd, _ifxhc, HC_XFER_XACT_ERR); - } - else - { - enable_hc_int(_hc_regs,ack); - enable_hc_int(_hc_regs,nak); - enable_hc_int(_hc_regs,nyet); - _ifxhc->wait_for_sof =1; - if(!out_nak_enh) - _ifxhc->do_ping =1; - else - _ifxhc->do_ping =0; - ifxhcd_hc_start(&_ifxhcd->core_if, _ifxhc); - } - } - } - return 1; - } - else if(hcint.b.bblerr ) - { -IFX_WARN("%s() %d Warning CTRLBULK OUT SPLIT0 BABBLE [should be IN only]\n",__func__,__LINE__); -showint( hcint.d32,hcintmsk.d32,hctsiz.d32); - _ifxhc->do_ping = 0; - if(_ifxhc->xfer_len!=0) - _urbd->urb->actual_length += ((_ifxhc->start_pkt_count - hctsiz.b.pktcnt ) * _ifxhc->mps); - release_channel(_ifxhcd, _ifxhc, HC_XFER_BABBLE_ERR); - return 1; - } - else if(hcint.b.nak || hcint.b.nyet) - { - if(!out_nak_enh) - { - // ZLP shortcut - #if 1 - if(hctsiz.b.pktcnt==0) - { - _urbd->error_count =0; - _ifxhc->wait_for_sof =0; - _ifxhc->do_ping =0; - complete_channel(_ifxhcd, _ifxhc, _urbd); - } - else - #endif - { - if(!out_nak_enh) - _ifxhc->do_ping =1; - else - _ifxhc->do_ping =0; - if(_ifxhc->xfer_len!=0) - { - _urbd->urb->actual_length += ((_ifxhc->start_pkt_count - hctsiz.b.pktcnt ) * _ifxhc->mps); - _ifxhc->xfer_len = _urbd->xfer_len - _urbd->urb->actual_length; - _ifxhc->xfer_count = _urbd->urb->actual_length; - } - _ifxhc->data_pid_start = read_data_toggle(_hc_regs); - _ifxhc->wait_for_sof = 1; - ifxhcd_hc_start(&_ifxhcd->core_if, _ifxhc); - } - return 1; - } - } - else if(hcint.b.datatglerr ) - { -IFX_WARN("%s() %d Warning CTRLBULK OUT SPLIT0 DATATGLERR [should be IN only]\n",__func__,__LINE__); -showint( hcint.d32,hcintmsk.d32,hctsiz.d32); - _urbd->error_count =0; - _ifxhc->wait_for_sof =0; - _ifxhc->do_ping =0; - release_channel(_ifxhcd, _ifxhc, HC_XFER_DATA_TOGGLE_ERR); - return 1; - } - else if(hcint.b.frmovrun ) - { -IFX_WARN("%s() %d Warning CTRLBULK OUT SPLIT0 FRMOVRUN [should be PERIODIC only]\n",__func__,__LINE__); -showint( hcint.d32,hcintmsk.d32,hctsiz.d32); - _urbd->error_count =0; - _ifxhc->wait_for_sof =0; - _ifxhc->do_ping =0; - release_channel(_ifxhcd, _ifxhc, HC_XFER_FRAME_OVERRUN); - return 1; - } - return 0; -} -//////////////////////////////////////////////////////////////////////////////////////////////////////////////////// -//////////////////////////////////////////////////////////////////////////////////////////////////////////////////// -static int32_t chhltd_intr_rx_nonsplit(ifxhcd_hcd_t *_ifxhcd, - ifxhcd_hc_t *_ifxhc, - ifxusb_hc_regs_t *_hc_regs, - ifxhcd_urbd_t *_urbd) -{ - hcint_data_t hcint; - hcint_data_t hcintmsk; - hctsiz_data_t hctsiz; - - hcint.d32 = ifxusb_rreg(&_hc_regs->hcint); - hcintmsk.d32 = ifxusb_rreg(&_hc_regs->hcintmsk); - hctsiz.d32 = ifxusb_rreg(&_hc_regs->hctsiz); - disable_hc_int(_hc_regs,ack); - disable_hc_int(_hc_regs,nak); - disable_hc_int(_hc_regs,nyet); - _ifxhc->do_ping =0; - - if(_ifxhc->halt_status == HC_XFER_NAK) - { - if(_ifxhc->nak_retry_r) - { - _ifxhc->nak_retry--; - if(_ifxhc->nak_retry) - { - if(_ifxhc->xfer_len!=0) - _urbd->urb->actual_length += ((_ifxhc->start_pkt_count - hctsiz.b.pktcnt ) * _ifxhc->mps); - _ifxhc->xfer_len = _urbd->xfer_len - _urbd->urb->actual_length; - _ifxhc->xfer_count = _urbd->urb->actual_length; - _ifxhc->data_pid_start = read_data_toggle(_hc_regs); - _ifxhc->wait_for_sof = 1; - _ifxhc->halt_status = HC_XFER_NO_HALT_STATUS; - ifxhcd_hc_start(&_ifxhcd->core_if, _ifxhc); - } - else - { - _ifxhc->wait_for_sof = 0; - release_channel(_ifxhcd, _ifxhc, _ifxhc->halt_status); - } - } - else - { - if(_ifxhc->xfer_len!=0) - _urbd->urb->actual_length += ((_ifxhc->start_pkt_count - hctsiz.b.pktcnt ) * _ifxhc->mps); - _ifxhc->xfer_len = _urbd->xfer_len - _urbd->urb->actual_length; - _ifxhc->xfer_count = _urbd->urb->actual_length; - _ifxhc->data_pid_start = read_data_toggle(_hc_regs); - _ifxhc->wait_for_sof = 1; - _ifxhc->halt_status = HC_XFER_NO_HALT_STATUS; - ifxhcd_hc_start(&_ifxhcd->core_if, _ifxhc); - } - return 1; - } - - if(hcint.b.xfercomp ) - { - _urbd->error_count =0; - //restart INTR immediately - #if 1 - if(hctsiz.b.pktcnt>0) - { - // TODO Re-initialize Channel (in next b_interval - 1 uF/F) - _ifxhc->wait_for_sof = _ifxhc->epqh->interval-1; - if(!_ifxhc->wait_for_sof) _ifxhc->wait_for_sof=1; - ifxhcd_hc_start(&_ifxhcd->core_if, _ifxhc); - } - else - #endif - { - _ifxhc->wait_for_sof =0; - complete_channel(_ifxhcd, _ifxhc, _urbd); - } - return 1; - } - else if (hcint.b.stall) - { - _urbd->error_count =0; - _ifxhc->wait_for_sof =0; - - // Don't care shortcut - #if 0 - if(hctsiz.b.pktcnt==0) - complete_channel(_ifxhcd, _ifxhc, _urbd); - else - #endif - { - // Stall FIFO compensation. - #if 0 - int sz1,sz2; - sz2=_ifxhc->start_pkt_count - hctsiz.b.pktcnt; - sz2*=_ifxhc->mps; - sz1=_ifxhc->xfer_len - hctsiz.b.xfersize; - sz2-=sz1; - if(sz2) - ifxhcd_hc_dumb_rx(&_ifxhcd->core_if, _ifxhc,_ifxhc->epqh->dump_buf); - #endif - _urbd->urb->actual_length += (_ifxhc->xfer_len - hctsiz.b.xfersize); - release_channel(_ifxhcd, _ifxhc, HC_XFER_STALL); - } - return 1; - } - - - else if (hcint.b.bblerr) - { - _urbd->error_count =0; - _ifxhc->wait_for_sof =0; - - // Don't care shortcut - #if 0 - if(hctsiz.b.pktcnt==0) - complete_channel(_ifxhcd, _ifxhc, _urbd); - else - #endif - { - _urbd->urb->actual_length += (_ifxhc->xfer_len - hctsiz.b.xfersize); - release_channel(_ifxhcd, _ifxhc, HC_XFER_BABBLE_ERR); - } - return 1; - } - else if (hcint.b.nak || hcint.b.datatglerr || hcint.b.frmovrun) - { - _urbd->error_count =0; - //restart INTR immediately - #if 1 - if(hctsiz.b.pktcnt>0) - { - // TODO Re-initialize Channel (in next b_interval - 1 uF/F) - _ifxhc->wait_for_sof = _ifxhc->epqh->interval-1; - if(!_ifxhc->wait_for_sof) _ifxhc->wait_for_sof=1; - ifxhcd_hc_start(&_ifxhcd->core_if, _ifxhc); - } - else - #endif - { - _ifxhc->wait_for_sof =0; - complete_channel(_ifxhcd, _ifxhc, _urbd); - } - return 1; - } - else if (hcint.b.xacterr) - { - // ZLP shortcut - #if 1 - if(hctsiz.b.pktcnt==0) - { - _urbd->error_count =0; - _ifxhc->wait_for_sof =0; - complete_channel(_ifxhcd, _ifxhc, _urbd); - } - else - #endif - { - /* 20110803 AVM/WK FIX: Reset error count on any handshake */ - if (hcint.b.nak || hcint.b.nyet || hcint.b.ack) { - _urbd->error_count = 1; - } else { - _urbd->error_count++; - } - - if(_urbd->error_count>=3) - { - _urbd->error_count =0; - _ifxhc->wait_for_sof =0; - release_channel(_ifxhcd, _ifxhc, HC_XFER_XACT_ERR); - } - else - { - _ifxhc->wait_for_sof = _ifxhc->epqh->interval-1; - ifxhcd_hc_start(&_ifxhcd->core_if, _ifxhc); - } - } - return 1; - } - else if(hcint.b.nyet ) - { -IFX_WARN("%s() %d Warning INTR IN SPLIT0 NYET [should be OUT only]\n",__func__,__LINE__); -showint( hcint.d32,hcintmsk.d32,hctsiz.d32); - return 1; - } - return 0; -} -//////////////////////////////////////////////////////////////////////////////////////////////////////////////////// -static int32_t chhltd_intr_tx_nonsplit(ifxhcd_hcd_t *_ifxhcd, - ifxhcd_hc_t *_ifxhc, - ifxusb_hc_regs_t *_hc_regs, - ifxhcd_urbd_t *_urbd) -{ - hcint_data_t hcint; - hcint_data_t hcintmsk; - hctsiz_data_t hctsiz; - int out_nak_enh = 0; - - if (_ifxhcd->core_if.snpsid >= 0x4f54271a && _ifxhc->speed == IFXUSB_EP_SPEED_HIGH) - out_nak_enh = 1; - - hcint.d32 = ifxusb_rreg(&_hc_regs->hcint); - hcintmsk.d32 = ifxusb_rreg(&_hc_regs->hcintmsk); - hctsiz.d32 = ifxusb_rreg(&_hc_regs->hctsiz); - - if(_ifxhc->halt_status == HC_XFER_NAK) - { - if(_ifxhc->nak_retry_r) - { - _ifxhc->nak_retry--; - if(_ifxhc->nak_retry) - { - if(_ifxhc->xfer_len!=0) - _urbd->urb->actual_length += ((_ifxhc->start_pkt_count - hctsiz.b.pktcnt ) * _ifxhc->mps); - _ifxhc->xfer_len = _urbd->xfer_len - _urbd->urb->actual_length; - _ifxhc->xfer_count = _urbd->urb->actual_length; - _ifxhc->data_pid_start = read_data_toggle(_hc_regs); - _ifxhc->wait_for_sof = 1; - _ifxhc->halt_status = HC_XFER_NO_HALT_STATUS; - ifxhcd_hc_start(&_ifxhcd->core_if, _ifxhc); - } - else - { - _ifxhc->wait_for_sof = 0; - release_channel(_ifxhcd, _ifxhc, _ifxhc->halt_status); - } - } - else - { - if(_ifxhc->xfer_len!=0) - _urbd->urb->actual_length += ((_ifxhc->start_pkt_count - hctsiz.b.pktcnt ) * _ifxhc->mps); - _ifxhc->xfer_len = _urbd->xfer_len - _urbd->urb->actual_length; - _ifxhc->xfer_count = _urbd->urb->actual_length; - _ifxhc->data_pid_start = read_data_toggle(_hc_regs); - _ifxhc->wait_for_sof = 1; - _ifxhc->halt_status = HC_XFER_NO_HALT_STATUS; - ifxhcd_hc_start(&_ifxhcd->core_if, _ifxhc); - } - return 1; - } - - if(hcint.b.xfercomp ) - { - disable_hc_int(_hc_regs,ack); - disable_hc_int(_hc_regs,nak); - disable_hc_int(_hc_regs,nyet); - _urbd->error_count =0; - //restart INTR immediately - #if 0 - if(hctsiz.b.pktcnt>0) - { - // TODO Re-initialize Channel (in next b_interval - 1 uF/F) - _ifxhc->wait_for_sof = _ifxhc->epqh->interval-1; - if(!_ifxhc->wait_for_sof) _ifxhc->wait_for_sof=1; - if(hcint.b.nyet && !out_nak_enh ) - _ifxhc->do_ping =1; - else - _ifxhc->do_ping =0; - ifxhcd_hc_start(&_ifxhcd->core_if, _ifxhc); - } - else - #endif - { - _ifxhc->wait_for_sof =0; - _ifxhc->do_ping =0; - complete_channel(_ifxhcd, _ifxhc, _urbd); - } - return 1; - } - else if (hcint.b.stall) - { - disable_hc_int(_hc_regs,ack); - disable_hc_int(_hc_regs,nyet); - disable_hc_int(_hc_regs,nak); - _urbd->error_count =0; - _ifxhc->wait_for_sof =0; - _ifxhc->do_ping =0; - - // Don't care shortcut - #if 0 - if(hctsiz.b.pktcnt==0) - complete_channel(_ifxhcd, _ifxhc, _urbd); - else - #endif - { - if(_ifxhc->xfer_len!=0)// !_ifxhc->is_in - _urbd->urb->actual_length += ((_ifxhc->start_pkt_count - hctsiz.b.pktcnt ) * _ifxhc->mps); - release_channel(_ifxhcd, _ifxhc, HC_XFER_STALL); - } - return 1; - } - else if(hcint.b.nak || hcint.b.frmovrun ) - { - disable_hc_int(_hc_regs,ack); - disable_hc_int(_hc_regs,nyet); - disable_hc_int(_hc_regs,nak); - _urbd->error_count =0; - //restart INTR immediately - #if 0 - if(hctsiz.b.pktcnt>0) - { - // TODO Re-initialize Channel (in next b_interval - 1 uF/F) - _ifxhc->wait_for_sof = _ifxhc->epqh->interval-1; - if(!_ifxhc->wait_for_sof) _ifxhc->wait_for_sof=1; - if(!out_nak_enh ) - _ifxhc->do_ping =1; - else - _ifxhc->do_ping =0; - ifxhcd_hc_start(&_ifxhcd->core_if, _ifxhc); - } - else - #endif - { - _ifxhc->wait_for_sof =0; - _ifxhc->do_ping =0; - complete_channel(_ifxhcd, _ifxhc, _urbd); - } - return 1; - } - else if(hcint.b.xacterr ) - { - // ZLP shortcut - #if 1 - if(hctsiz.b.pktcnt==0) - { - _urbd->error_count =0; - _ifxhc->wait_for_sof =0; - _ifxhc->do_ping =0; - complete_channel(_ifxhcd, _ifxhc, _urbd); - } - else - #endif - { - /* 20110803 AVM/WK FIX: Reset error count on any handshake */ - if (hcint.b.nak || hcint.b.nyet || hcint.b.ack) { - _urbd->error_count = 1; - } else { - _urbd->error_count++; - } - - if(_urbd->error_count>=3) - { - _urbd->error_count =0; - _ifxhc->wait_for_sof =0; - _ifxhc->do_ping =0; - release_channel(_ifxhcd, _ifxhc, HC_XFER_XACT_ERR); - } - else - { - //_ifxhc->wait_for_sof = _ifxhc->epqh->interval-1; - //if(!_ifxhc->wait_for_sof) _ifxhc->wait_for_sof=1; - _ifxhc->wait_for_sof=1; - if(!out_nak_enh ) - _ifxhc->do_ping =1; - else - _ifxhc->do_ping =0; - - ifxhcd_hc_start(&_ifxhcd->core_if, _ifxhc); - } - } - return 1; - } - else if(hcint.b.bblerr ) - { -IFX_WARN("%s() %d Warning INTR OUT SPLIT0 BABBLEERR [should be IN only]\n",__func__,__LINE__); -showint( hcint.d32,hcintmsk.d32,hctsiz.d32); - _urbd->error_count =0; - _ifxhc->wait_for_sof =0; - _ifxhc->do_ping =0; - release_channel(_ifxhcd, _ifxhc, HC_XFER_BABBLE_ERR); - return 1; - } - else if(hcint.b.datatglerr ) - { -IFX_WARN("%s() %d Warning INTR OUT SPLIT0 DATATGLERR\n",__func__,__LINE__); -showint( hcint.d32,hcintmsk.d32,hctsiz.d32); - _urbd->error_count =0; - _ifxhc->wait_for_sof =0; - _ifxhc->do_ping =0; - release_channel(_ifxhcd, _ifxhc, HC_XFER_DATA_TOGGLE_ERR); - return 1; - } - return 0; -} -//////////////////////////////////////////////////////////////////////////////////////////////////////////////////// -//////////////////////////////////////////////////////////////////////////////////////////////////////////////////// -static int32_t chhltd_isoc_rx_nonsplit(ifxhcd_hcd_t *_ifxhcd, - ifxhcd_hc_t *_ifxhc, - ifxusb_hc_regs_t *_hc_regs, - ifxhcd_urbd_t *_urbd) -{ - #if defined(__EN_ISOC__) - hcint_data_t hcint; - hcint_data_t hcintmsk; - hctsiz_data_t hctsiz; - - hcint.d32 = ifxusb_rreg(&_hc_regs->hcint); - hcintmsk.d32 = ifxusb_rreg(&_hc_regs->hcintmsk); - hctsiz.d32 = ifxusb_rreg(&_hc_regs->hctsiz); - - if (hcint.b.xfercomp || hcint.b.frmovrun) - { - _urbd->error_count=0; - disable_hc_int(_hc_regs,ack); - disable_hc_int(_hc_regs,nak); - disable_hc_int(_hc_regs,nyet); - _ifxhc->wait_for_sof = 0; - if (hcint.b.xfercomp) - complete_channel(_ifxhcd, _ifxhc, _urbd); - else - release_channel(_ifxhcd, _ifxhc, HC_XFER_FRAME_OVERRUN); - } - else if (hcint.b.xacterr || hcint.b.bblerr) - { - #ifndef VR9Skip - if(hctsiz.b.pktcnt==0) - { - complete_channel(_ifxhcd, _ifxhc, _urbd); - } - else - { - int sz1,sz2; - sz2=_ifxhc->start_pkt_count - hctsiz.b.pktcnt; - sz2*=_ifxhc->mps; - sz1=_ifxhc->xfer_len - hctsiz.b.xfersize; - sz2-=sz1; - if(sz2) - ifxhcd_hc_dumb_rx(&_ifxhcd->core_if, _ifxhc,_ifxhc->epqh->dump_buf); - _urbd->urb->actual_length += (_ifxhc->xfer_len - hctsiz.b.xfersize); - _ifxhc->xfer_len = _urbd->xfer_len - _urbd->urb->actual_length; - _ifxhc->xfer_count = _urbd->urb->actual_length; - _ifxhc->data_pid_start = read_data_toggle(_hc_regs); - _urbd->error_count++; - if(_urbd->error_count>=3) - { - _urbd->error_count=0; - _ifxhc->wait_for_sof = 0; - release_channel(_ifxhcd, _ifxhc, HC_XFER_BABBLE_ERR); - release_channel(_ifxhcd, _ifxhc, HC_XFER_XACT_ERR); - } - else - { - _ifxhc->wait_for_sof = 1; - enable_hc_int(_hc_regs,ack); - enable_hc_int(_hc_regs,nak); - enable_hc_int(_hc_regs,nyet); - ifxhcd_hc_start(&_ifxhcd->core_if, _ifxhc); - } - } - #endif - } - else if(hcint.b.datatglerr ) - { - warning - } - else if(hcint.b.stall ) - { - warning - } - #else - #endif - return 0; -} -//////////////////////////////////////////////////////////////////////////////////////////////////////////////////// -static int32_t chhltd_isoc_tx_nonsplit(ifxhcd_hcd_t *_ifxhcd, - ifxhcd_hc_t *_ifxhc, - ifxusb_hc_regs_t *_hc_regs, - ifxhcd_urbd_t *_urbd) -{ - #if defined(__EN_ISOC__) - hcint_data_t hcint; - hcint_data_t hcintmsk; - hctsiz_data_t hctsiz; - int out_nak_enh = 0; - - if (_ifxhcd->core_if.snpsid >= 0x4f54271a && _ifxhc->speed == IFXUSB_EP_SPEED_HIGH) - out_nak_enh = 1; - - hcint.d32 = ifxusb_rreg(&_hc_regs->hcint); - hcintmsk.d32 = ifxusb_rreg(&_hc_regs->hcintmsk); - hctsiz.d32 = ifxusb_rreg(&_hc_regs->hctsiz); - - if (hcint.b.xfercomp) - { - _urbd->error_count=0; - disable_hc_int(_hc_regs,ack); - disable_hc_int(_hc_regs,nak); - disable_hc_int(_hc_regs,nyet); - _ifxhc->wait_for_sof = 0; - complete_channel(_ifxhcd, _ifxhc, _urbd); - return 1; - } - else if (hcint.b.frmovrun) - { - #ifndef VR9Skip - _urbd->error_count=0; - disable_hc_int(_hc_regs,ack); - disable_hc_int(_hc_regs,nak); - disable_hc_int(_hc_regs,nyet); - _ifxhc->wait_for_sof = 0; - release_channel(_ifxhcd, _ifxhc, HC_XFER_FRAME_OVERRUN); - #endif - } - else if(hcint.b.datatglerr ) - { - warning - } - else if(hcint.b.bblerr ) - { - #ifndef VR9Skip - if(hctsiz.b.pktcnt==0) - { - complete_channel(_ifxhcd, _ifxhc, _urbd); - } - else - { - int sz1,sz2; - sz2=_ifxhc->start_pkt_count - hctsiz.b.pktcnt; - sz2*=_ifxhc->mps; - sz1=_ifxhc->xfer_len - hctsiz.b.xfersize; - sz2-=sz1; - if(sz2) - ifxhcd_hc_dumb_rx(&_ifxhcd->core_if, _ifxhc,_ifxhc->epqh->dump_buf); - _urbd->urb->actual_length += (_ifxhc->xfer_len - hctsiz.b.xfersize); - _ifxhc->xfer_len = _urbd->xfer_len - _urbd->urb->actual_length; - _ifxhc->xfer_count = _urbd->urb->actual_length; - _ifxhc->data_pid_start = read_data_toggle(_hc_regs); - _urbd->error_count++; - if(_urbd->error_count>=3) - { - _urbd->error_count=0; - _ifxhc->wait_for_sof = 0; - release_channel(_ifxhcd, _ifxhc, HC_XFER_BABBLE_ERR); - } - else - { - _ifxhc->wait_for_sof = 1; - enable_hc_int(_hc_regs,ack); - enable_hc_int(_hc_regs,nak); - enable_hc_int(_hc_regs,nyet); - ifxhcd_hc_start(&_ifxhcd->core_if, _ifxhc); - } - } - #endif - } - else if(hcint.b.xacterr ) - { - if(hctsiz.b.pktcnt==0) - { - complete_channel(_ifxhcd, _ifxhc, _urbd); - return 1; - } - _urbd->error_count++; - if(_urbd->error_count>=3) - { - _urbd->error_count=0; - _ifxhc->wait_for_sof = 0; - release_channel(_ifxhcd, _ifxhc, HC_XFER_XACT_ERR); - } - else - { - _ifxhc->wait_for_sof = 1; - ifxhcd_hc_start(&_ifxhcd->core_if, _ifxhc); - } - return 1; - } - else if(hcint.b.stall ) - { - warning - } - #else - #endif - return 0; -} -//////////////////////////////////////////////////////////////////////////////////////////////////////////////////// -//////////////////////////////////////////////////////////////////////////////////////////////////////////////////// -//////////////////////////////////////////////////////////////////////////////////////////////////////////////////// -static int32_t chhltd_ctrlbulk_rx_ssplit(ifxhcd_hcd_t *_ifxhcd, - ifxhcd_hc_t *_ifxhc, - ifxusb_hc_regs_t *_hc_regs, - ifxhcd_urbd_t *_urbd) -{ - hcint_data_t hcint; - hcint_data_t hcintmsk; - hctsiz_data_t hctsiz; - - hcint.d32 = ifxusb_rreg(&_hc_regs->hcint); - hcintmsk.d32 = ifxusb_rreg(&_hc_regs->hcintmsk); - hctsiz.d32 = ifxusb_rreg(&_hc_regs->hctsiz); - - disable_hc_int(_hc_regs,ack); - disable_hc_int(_hc_regs,nak); - disable_hc_int(_hc_regs,nyet); - - _ifxhc->do_ping =0; - - if (hcint.b.ack) - { - _urbd->error_count=0; - _ifxhc->split=2; - _ifxhc->wait_for_sof = 8; - _ifxhc->data_pid_start = read_data_toggle(_hc_regs); - ifxhcd_hc_start(&_ifxhcd->core_if, _ifxhc); - return 1; - } - else if (hcint.b.nak) - { - _ifxhc->wait_for_sof = 1; - _urbd->error_count = 0; - ifxhcd_hc_start(&_ifxhcd->core_if, _ifxhc); - return 1; - } - else if (hcint.b.xacterr) - { - _urbd->error_count++; - if(_urbd->error_count>=3) - { - _urbd->error_count=0; - _ifxhc->wait_for_sof =0; - release_channel(_ifxhcd, _ifxhc, HC_XFER_XACT_ERR); - } - else - { - _ifxhc->wait_for_sof =1; - ifxhcd_hc_start(&_ifxhcd->core_if, _ifxhc); - } - return 1; - } - else if(hcint.b.bblerr ) - { - _urbd->error_count =0; - _ifxhc->wait_for_sof =0; - release_channel(_ifxhcd, _ifxhc, HC_XFER_BABBLE_ERR); - return 1; - } - else if(hcint.b.stall ) - { - _urbd->error_count =0; - _ifxhc->wait_for_sof =0; - release_channel(_ifxhcd, _ifxhc, HC_XFER_STALL); - return 1; - } - else if(hcint.b.datatglerr ) - { -IFX_WARN("%s() %d Warning CTRLBULK IN SPLIT1 HC_XFER_DATA_TOGGLE_ERR\n",__func__,__LINE__); -showint( hcint.d32,hcintmsk.d32,hctsiz.d32); - _urbd->error_count =0; - _ifxhc->wait_for_sof =0; - release_channel(_ifxhcd, _ifxhc, HC_XFER_DATA_TOGGLE_ERR); - return 1; - } - else if(hcint.b.frmovrun ) - { -IFX_WARN("%s() %d Warning CTRLBULK IN SPLIT1 HC_XFER_FRAME_OVERRUN\n",__func__,__LINE__); -showint( hcint.d32,hcintmsk.d32,hctsiz.d32); - _urbd->error_count =0; - _ifxhc->wait_for_sof =0; - release_channel(_ifxhcd, _ifxhc, HC_XFER_FRAME_OVERRUN); - return 1; - } - else if(hcint.b.nyet ) - { -IFX_WARN("%s() %d Warning CTRLBULK IN SPLIT1 NYET\n",__func__,__LINE__); -showint( hcint.d32,hcintmsk.d32,hctsiz.d32); - } - else if(hcint.b.xfercomp ) - { -IFX_WARN("%s() %d Warning CTRLBULK IN SPLIT1 COMPLETE\n",__func__,__LINE__); -showint( hcint.d32,hcintmsk.d32,hctsiz.d32); - } - return 0; -} -//////////////////////////////////////////////////////////////////////////////////////////////////////////////////// -static int32_t chhltd_ctrlbulk_tx_ssplit(ifxhcd_hcd_t *_ifxhcd, - ifxhcd_hc_t *_ifxhc, - ifxusb_hc_regs_t *_hc_regs, - ifxhcd_urbd_t *_urbd) -{ - hcint_data_t hcint; - hcint_data_t hcintmsk; - hctsiz_data_t hctsiz; - int out_nak_enh = 0; - -#ifdef __DEBUG__ -static int first=0; -#endif - - if (_ifxhcd->core_if.snpsid >= 0x4f54271a && _ifxhc->speed == IFXUSB_EP_SPEED_HIGH) - out_nak_enh = 1; - - hcint.d32 = ifxusb_rreg(&_hc_regs->hcint); - hcintmsk.d32 = ifxusb_rreg(&_hc_regs->hcintmsk); - hctsiz.d32 = ifxusb_rreg(&_hc_regs->hctsiz); - disable_hc_int(_hc_regs,ack); - disable_hc_int(_hc_regs,nak); - disable_hc_int(_hc_regs,nyet); - -#ifdef __DEBUG__ - if(!first&& _ifxhc->ep_type == IFXUSB_EP_TYPE_BULK - &&(hcint.b.stall || hcint.b.datatglerr || hcint.b.frmovrun || hcint.b.bblerr || hcint.b.xacterr) && !hcint.b.ack) - { - showint( hcint.d32,hcintmsk.d32,hctsiz.d32); - first=1; - printk(KERN_INFO " [%02X %02X %02X %02X %02X %02X %02X %02X %02X %02X %02X %02X %02X %02X %02X %02X] \n" - ,*(_ifxhc->xfer_buff+ 0),*(_ifxhc->xfer_buff+ 1),*(_ifxhc->xfer_buff+ 2),*(_ifxhc->xfer_buff+ 3) - ,*(_ifxhc->xfer_buff+ 4),*(_ifxhc->xfer_buff+ 5),*(_ifxhc->xfer_buff+ 6),*(_ifxhc->xfer_buff+ 7) - ,*(_ifxhc->xfer_buff+ 8),*(_ifxhc->xfer_buff+ 9),*(_ifxhc->xfer_buff+10),*(_ifxhc->xfer_buff+11) - ,*(_ifxhc->xfer_buff+12),*(_ifxhc->xfer_buff+13),*(_ifxhc->xfer_buff+14),*(_ifxhc->xfer_buff+15)); - - printk(KERN_INFO " [_urbd->urb->actual_length:%08X _ifxhc->start_pkt_count:%08X hctsiz.b.pktcnt:%08X ,_urbd->xfer_len:%08x] \n" - ,_urbd->urb->actual_length - ,_ifxhc->start_pkt_count - ,hctsiz.b.pktcnt - ,_urbd->xfer_len); - } -#endif - - if (hcint.b.ack ) - { - _urbd->error_count=0; - if (_ifxhc->ep_type == IFXUSB_EP_TYPE_BULK || _ifxhc->control_phase != IFXHCD_CONTROL_SETUP) - _ifxhc->ssplit_out_xfer_count = _ifxhc->xfer_len; - _ifxhc->split=2; - _ifxhc->wait_for_sof =8; - _ifxhc->data_pid_start =read_data_toggle(_hc_regs); - ifxhcd_hc_start(&_ifxhcd->core_if, _ifxhc); - return 1; - } - else if(hcint.b.nyet) - { -IFX_WARN("%s() %d Warning CTRLBULK OUT SPLIT1 NYET\n",__func__,__LINE__); -showint( hcint.d32,hcintmsk.d32,hctsiz.d32); - _urbd->error_count=0; - if (_ifxhc->ep_type == IFXUSB_EP_TYPE_BULK || _ifxhc->control_phase != IFXHCD_CONTROL_SETUP) - _ifxhc->ssplit_out_xfer_count = _ifxhc->xfer_len; - _ifxhc->split=2; - _ifxhc->wait_for_sof =1; - _ifxhc->data_pid_start =read_data_toggle(_hc_regs); - ifxhcd_hc_start(&_ifxhcd->core_if, _ifxhc); - return 1; - } - else if(hcint.b.nak ) - { - _ifxhc->wait_for_sof =1; - if(!out_nak_enh ) - _ifxhc->do_ping =1; - else - _ifxhc->do_ping =0; - _urbd->error_count =0; - ifxhcd_hc_start(&_ifxhcd->core_if, _ifxhc); - return 1; - } - else if(hcint.b.xacterr ) - { - _urbd->error_count++; - if(_urbd->error_count>=3) - { - _urbd->error_count=0; - _ifxhc->wait_for_sof =0; - _ifxhc->do_ping =0; - release_channel(_ifxhcd, _ifxhc, HC_XFER_XACT_ERR); - } - else - { - _ifxhc->wait_for_sof =1; - _ifxhc->do_ping =1; - ifxhcd_hc_start(&_ifxhcd->core_if, _ifxhc); - } - return 1; - } - else if(hcint.b.datatglerr ) - { - _urbd->error_count =0; - _ifxhc->wait_for_sof =0; - _ifxhc->do_ping =0; - release_channel(_ifxhcd, _ifxhc, HC_XFER_DATA_TOGGLE_ERR); - return 1; - } - else if(hcint.b.bblerr ) - { - _urbd->error_count =0; - _ifxhc->wait_for_sof =0; - _ifxhc->do_ping =0; - release_channel(_ifxhcd, _ifxhc, HC_XFER_BABBLE_ERR); - return 1; - } - else if(hcint.b.stall ) - { - _urbd->error_count =0; - _ifxhc->wait_for_sof =0; - _ifxhc->do_ping =0; - release_channel(_ifxhcd, _ifxhc, HC_XFER_STALL); - return 1; - } - else if(hcint.b.frmovrun ) - { -IFX_WARN("%s() %d Warning CTRLBULK OUT SPLIT1 HC_XFER_FRAME_OVERRUN\n",__func__,__LINE__); -showint( hcint.d32,hcintmsk.d32,hctsiz.d32); - _urbd->error_count =0; - _ifxhc->wait_for_sof =0; - _ifxhc->do_ping =0; - release_channel(_ifxhcd, _ifxhc, HC_XFER_FRAME_OVERRUN); - return 1; - } - else if(hcint.b.xfercomp ) - { - printk(KERN_INFO "%s() %d Warning CTRLBULK OUT SPLIT1 COMPLETE\n",__func__,__LINE__); - } - return 0; -} -//////////////////////////////////////////////////////////////////////////////////////////////////////////////////// -//////////////////////////////////////////////////////////////////////////////////////////////////////////////////// -static int32_t chhltd_intr_rx_ssplit(ifxhcd_hcd_t *_ifxhcd, - ifxhcd_hc_t *_ifxhc, - ifxusb_hc_regs_t *_hc_regs, - ifxhcd_urbd_t *_urbd) -{ - hcint_data_t hcint; - hcint_data_t hcintmsk; - hctsiz_data_t hctsiz; - - hcint.d32 = ifxusb_rreg(&_hc_regs->hcint); - hcintmsk.d32 = ifxusb_rreg(&_hc_regs->hcintmsk); - hctsiz.d32 = ifxusb_rreg(&_hc_regs->hctsiz); - - disable_hc_int(_hc_regs,ack); - disable_hc_int(_hc_regs,nak); - disable_hc_int(_hc_regs,nyet); - - _ifxhc->do_ping =0; - - if (hcint.b.ack ) - { - /*== AVM/BC 20100701 - Workaround FullSpeed Interrupts with HiSpeed Hub ==*/ - _ifxhc->nyet_count=0; - - _urbd->error_count=0; - _ifxhc->split=2; - _ifxhc->wait_for_sof = 0; - _ifxhc->data_pid_start = read_data_toggle(_hc_regs); - ifxhcd_hc_start(&_ifxhcd->core_if, _ifxhc); - return 1; - } - else if(hcint.b.nak ) - { - _ifxhc->wait_for_sof = _ifxhc->epqh->interval-1; - if(!_ifxhc->wait_for_sof) _ifxhc->wait_for_sof=1; - _urbd->error_count=0; - ifxhcd_hc_start(&_ifxhcd->core_if, _ifxhc); - return 1; - } - else if(hcint.b.xacterr ) - { - hcchar_data_t hcchar; - hcchar.d32 = ifxusb_rreg(&_hc_regs->hcchar); - _urbd->error_count=hcchar.b.multicnt; - if(_urbd->error_count>=3) - { - _urbd->error_count=0; - _ifxhc->wait_for_sof = 0; - release_channel(_ifxhcd, _ifxhc, HC_XFER_XACT_ERR); - } - else - { - _ifxhc->wait_for_sof = _ifxhc->epqh->interval-1; - if(!_ifxhc->wait_for_sof) _ifxhc->wait_for_sof=1; - ifxhcd_hc_start(&_ifxhcd->core_if, _ifxhc); - } - return 1; - } - else if(hcint.b.stall ) - { - _urbd->error_count =0; - _ifxhc->wait_for_sof =0; - release_channel(_ifxhcd, _ifxhc, HC_XFER_STALL); - return 1; - } - else if(hcint.b.bblerr ) - { - _urbd->error_count =0; - _ifxhc->wait_for_sof =0; - release_channel(_ifxhcd, _ifxhc, HC_XFER_BABBLE_ERR); - return 1; - } - else if(hcint.b.frmovrun ) - { - _ifxhc->wait_for_sof = _ifxhc->epqh->interval-1; - if(!_ifxhc->wait_for_sof) _ifxhc->wait_for_sof=1; - ifxhcd_hc_start(&_ifxhcd->core_if, _ifxhc); - return 1; - } - else if(hcint.b.datatglerr ) - { -IFX_WARN( "%s() %d Warning INTR IN SPLIT1 DATATGLERR\n",__func__,__LINE__); -showint( hcint.d32,hcintmsk.d32,hctsiz.d32); - _urbd->error_count =0; - _ifxhc->wait_for_sof =0; - release_channel(_ifxhcd, _ifxhc, HC_XFER_DATA_TOGGLE_ERR); - return 1; - } - else if(hcint.b.xfercomp ) - { -IFX_WARN("%s() %d Warning INTR IN SPLIT1 COMPLETE\n",__func__,__LINE__); -showint( hcint.d32,hcintmsk.d32,hctsiz.d32); - } - return 0; -} -//////////////////////////////////////////////////////////////////////////////////////////////////////////////////// -static int32_t chhltd_intr_tx_ssplit(ifxhcd_hcd_t *_ifxhcd, - ifxhcd_hc_t *_ifxhc, - ifxusb_hc_regs_t *_hc_regs, - ifxhcd_urbd_t *_urbd) -{ - hcint_data_t hcint; - hcint_data_t hcintmsk; - hctsiz_data_t hctsiz; - int out_nak_enh = 0; - - if (_ifxhcd->core_if.snpsid >= 0x4f54271a && _ifxhc->speed == IFXUSB_EP_SPEED_HIGH) - out_nak_enh = 1; - - hcint.d32 = ifxusb_rreg(&_hc_regs->hcint); - hcintmsk.d32 = ifxusb_rreg(&_hc_regs->hcintmsk); - hctsiz.d32 = ifxusb_rreg(&_hc_regs->hctsiz); - - disable_hc_int(_hc_regs,ack); - disable_hc_int(_hc_regs,nak); - disable_hc_int(_hc_regs,nyet); - - if (hcint.b.ack ) - { - /*== AVM/BC 20100701 - Workaround FullSpeed Interrupts with HiSpeed Hub ==*/ - _ifxhc->nyet_count=0; - - _urbd->error_count=0; - _ifxhc->ssplit_out_xfer_count = _ifxhc->xfer_len; - _ifxhc->split=2; - _ifxhc->wait_for_sof = 0; - _ifxhc->data_pid_start = read_data_toggle(_hc_regs); - ifxhcd_hc_start(&_ifxhcd->core_if, _ifxhc); - return 1; - } - else if(hcint.b.nyet) - { -IFX_WARN("%s() %d Warning INTR OUT SPLIT1 NYET\n",__func__,__LINE__); -showint( hcint.d32,hcintmsk.d32,hctsiz.d32); - _urbd->error_count=0; - _ifxhc->ssplit_out_xfer_count = _ifxhc->xfer_len; - _ifxhc->split=2; - _ifxhc->wait_for_sof = 0; - _ifxhc->data_pid_start = read_data_toggle(_hc_regs); - ifxhcd_hc_start(&_ifxhcd->core_if, _ifxhc); - return 1; - } - else if(hcint.b.nak ) - { - _ifxhc->wait_for_sof = _ifxhc->epqh->interval-1; - if(!_ifxhc->wait_for_sof) _ifxhc->wait_for_sof=1; - _urbd->error_count =0; - ifxhcd_hc_start(&_ifxhcd->core_if, _ifxhc); - return 1; - } - else if(hcint.b.frmovrun ) - { - _urbd->error_count =0; - _ifxhc->wait_for_sof = _ifxhc->epqh->interval-1; - if(!_ifxhc->wait_for_sof) _ifxhc->wait_for_sof=1; - ifxhcd_hc_start(&_ifxhcd->core_if, _ifxhc); - return 1; - } - else if(hcint.b.xacterr ) - { - hcchar_data_t hcchar; - hcchar.d32 = ifxusb_rreg(&_hc_regs->hcchar); - _urbd->error_count=hcchar.b.multicnt; - if(_urbd->error_count>=3) - { - _urbd->error_count=0; - _ifxhc->wait_for_sof =0; - release_channel(_ifxhcd, _ifxhc, HC_XFER_XACT_ERR); - } - else - { - enable_hc_int(_hc_regs,ack); - enable_hc_int(_hc_regs,nak); - enable_hc_int(_hc_regs,nyet); - _ifxhc->wait_for_sof = _ifxhc->epqh->interval-1; - if(!_ifxhc->wait_for_sof) _ifxhc->wait_for_sof=1; - ifxhcd_hc_start(&_ifxhcd->core_if, _ifxhc); - } - return 1; - } - else if(hcint.b.datatglerr ) - { -IFX_WARN("%s() %d Warning INTR IN SPLIT1 DATATGLERR\n",__func__,__LINE__); -showint( hcint.d32,hcintmsk.d32,hctsiz.d32); - _urbd->error_count =0; - _ifxhc->wait_for_sof =0; - release_channel(_ifxhcd, _ifxhc, HC_XFER_DATA_TOGGLE_ERR); - return 1; - } - else if(hcint.b.bblerr ) - { -IFX_WARN("%s() %d Warning INTR IN SPLIT1 BABBLEERR\n",__func__,__LINE__); -showint( hcint.d32,hcintmsk.d32,hctsiz.d32); - _urbd->error_count =0; - _ifxhc->wait_for_sof =0; - release_channel(_ifxhcd, _ifxhc, HC_XFER_BABBLE_ERR); - return 1; - } - else if(hcint.b.stall ) - { -IFX_WARN("%s() %d Warning INTR IN SPLIT1 STALL\n",__func__,__LINE__); -showint( hcint.d32,hcintmsk.d32,hctsiz.d32); - _urbd->error_count =0; - _ifxhc->wait_for_sof =0; - release_channel(_ifxhcd, _ifxhc, HC_XFER_STALL); - return 1; - } - else if(hcint.b.xfercomp ) - { -IFX_WARN("%s() %d Warning INTR IN SPLIT1 COMPLETE\n",__func__,__LINE__); -showint( hcint.d32,hcintmsk.d32,hctsiz.d32); - } - return 0; -} -//////////////////////////////////////////////////////////////////////////////////////////////////////////////////// -//////////////////////////////////////////////////////////////////////////////////////////////////////////////////// -static int32_t chhltd_isoc_rx_ssplit(ifxhcd_hcd_t *_ifxhcd, - ifxhcd_hc_t *_ifxhc, - ifxusb_hc_regs_t *_hc_regs, - ifxhcd_urbd_t *_urbd) -{ - #if defined(__EN_ISOC__) && defined(__EN_ISOC_SPLIT__) - hcint_data_t hcint; - hcint_data_t hcintmsk; - hctsiz_data_t hctsiz; - - hcint.d32 = ifxusb_rreg(&_hc_regs->hcint); - hcintmsk.d32 = ifxusb_rreg(&_hc_regs->hcintmsk); - hctsiz.d32 = ifxusb_rreg(&_hc_regs->hctsiz); - if (hcint.b.ack ) - { - Do Complete Split - } - else if(hcint.b.frmovrun ) - { - Rewind Buffer Pointers - Retry Start Split (in next b_interval ¡V 1 uF) - } - else if(hcint.b.datatglerr ) - { - warning - } - else if(hcint.b.bblerr ) - { - warning - } - else if(hcint.b.xacterr ) - { - warning - } - else if(hcint.b.stall ) - { - warning - } - else if(hcint.b.nak ) - { - warning - } - else if(hcint.b.xfercomp ) - { - warning - } - else if(hcint.b.nyet) - { - warning - } - #endif - return 0; -} -//////////////////////////////////////////////////////////////////////////////////////////////////////////////////// -static int32_t chhltd_isoc_tx_ssplit(ifxhcd_hcd_t *_ifxhcd, - ifxhcd_hc_t *_ifxhc, - ifxusb_hc_regs_t *_hc_regs, - ifxhcd_urbd_t *_urbd) -{ - #if defined(__EN_ISOC__) && defined(__EN_ISOC_SPLIT__) - hcint_data_t hcint; - hcint_data_t hcintmsk; - hctsiz_data_t hctsiz; - int out_nak_enh = 0; - - if (_ifxhcd->core_if.snpsid >= 0x4f54271a && _ifxhc->speed == IFXUSB_EP_SPEED_HIGH) - out_nak_enh = 1; - - hcint.d32 = ifxusb_rreg(&_hc_regs->hcint); - hcintmsk.d32 = ifxusb_rreg(&_hc_regs->hcintmsk); - hctsiz.d32 = ifxusb_rreg(&_hc_regs->hctsiz); - if (hcint.b.ack ) - { - Do Next Start Split (in next b_interval ¡V 1 uF) - } - else if(hcint.b.frmovrun ) - { - Do Next Transaction in next frame. - } - else if(hcint.b.datatglerr ) - { - warning - } - else if(hcint.b.bblerr ) - { - warning - } - else if(hcint.b.xacterr ) - { - warning - } - else if(hcint.b.stall ) - { - warning - } - else if(hcint.b.nak ) - { - warning - } - else if(hcint.b.xfercomp ) - { - warning - } - else if(hcint.b.nyet) - { - warning - } - #endif - return 0; -} -//////////////////////////////////////////////////////////////////////////////////////////////////////////////////// -//////////////////////////////////////////////////////////////////////////////////////////////////////////////////// -//////////////////////////////////////////////////////////////////////////////////////////////////////////////////// -static int32_t chhltd_ctrlbulk_rx_csplit(ifxhcd_hcd_t *_ifxhcd, - ifxhcd_hc_t *_ifxhc, - ifxusb_hc_regs_t *_hc_regs, - ifxhcd_urbd_t *_urbd) -{ - hcint_data_t hcint; - hcint_data_t hcintmsk; - hctsiz_data_t hctsiz; - - hcint.d32 = ifxusb_rreg(&_hc_regs->hcint); - hcintmsk.d32 = ifxusb_rreg(&_hc_regs->hcintmsk); - hctsiz.d32 = ifxusb_rreg(&_hc_regs->hctsiz); - disable_hc_int(_hc_regs,ack); - disable_hc_int(_hc_regs,nak); - disable_hc_int(_hc_regs,nyet); - - _ifxhc->do_ping = 0; - - if (hcint.b.xfercomp) - { - _urbd->error_count =0; - _ifxhc->wait_for_sof = 0; - _ifxhc->split=1; - complete_channel(_ifxhcd, _ifxhc, _urbd); - return 1; - } - else if (hcint.b.nak) - { - _urbd->error_count=0; - - _ifxhc->split = 1; - _ifxhc->wait_for_sof = 1; - _ifxhc->xfer_len = _urbd->xfer_len - _urbd->urb->actual_length; - _ifxhc->xfer_count = _urbd->urb->actual_length; - ifxhcd_hc_start(&_ifxhcd->core_if, _ifxhc); - return 1; - } - else if(hcint.b.nyet) - { - _urbd->error_count=0; - _ifxhc->halt_status = HC_XFER_NO_HALT_STATUS; - _ifxhc->wait_for_sof = 1; - ifxhcd_hc_start(&_ifxhcd->core_if, _ifxhc); - return 1; - } - else if(hcint.b.stall || hcint.b.bblerr ) - { - _urbd->error_count=0; - _ifxhc->wait_for_sof = 0; - if (hcint.b.stall) - release_channel(_ifxhcd, _ifxhc, HC_XFER_STALL); - else if(hcint.b.bblerr ) - release_channel(_ifxhcd, _ifxhc, HC_XFER_BABBLE_ERR); - return 1; - } - else if(hcint.b.xacterr ) - { - _urbd->error_count++; - if(_urbd->error_count>=3) - { - _urbd->error_count=0; - _ifxhc->wait_for_sof = 0; - release_channel(_ifxhcd, _ifxhc, HC_XFER_XACT_ERR); - } - else - { - _ifxhc->split=1; - _ifxhc->wait_for_sof = 1; - _ifxhc->xfer_len = _urbd->xfer_len - _urbd->urb->actual_length; - _ifxhc->xfer_count = _urbd->urb->actual_length; - ifxhcd_hc_start(&_ifxhcd->core_if, _ifxhc); - } - return 1; - } - else if(hcint.b.datatglerr ) - { - if(_ifxhc->data_pid_start == IFXUSB_HC_PID_DATA0) - _ifxhc->data_pid_start = IFXUSB_HC_PID_DATA1; - else - _ifxhc->data_pid_start = IFXUSB_HC_PID_DATA0; - _ifxhc->split=1; - _ifxhc->wait_for_sof = 1; - _ifxhc->xfer_len = _urbd->xfer_len - _urbd->urb->actual_length; - _ifxhc->xfer_count = _urbd->urb->actual_length; - ifxhcd_hc_start(&_ifxhcd->core_if, _ifxhc); - return 1; - } - else if(hcint.b.frmovrun ) - { - _urbd->error_count=0; - _ifxhc->wait_for_sof = 0; - release_channel(_ifxhcd, _ifxhc, HC_XFER_FRAME_OVERRUN); - return 1; - } - return 0; -} -//////////////////////////////////////////////////////////////////////////////////////////////////////////////////// -static int32_t chhltd_ctrlbulk_tx_csplit(ifxhcd_hcd_t *_ifxhcd, - ifxhcd_hc_t *_ifxhc, - ifxusb_hc_regs_t *_hc_regs, - ifxhcd_urbd_t *_urbd) -{ - hcint_data_t hcint; - hcint_data_t hcintmsk; - hctsiz_data_t hctsiz; - int out_nak_enh = 0; - -#if 1 -static int first=0; -#endif - - if (_ifxhcd->core_if.snpsid >= 0x4f54271a && _ifxhc->speed == IFXUSB_EP_SPEED_HIGH) - out_nak_enh = 1; - - hcint.d32 = ifxusb_rreg(&_hc_regs->hcint); - hcintmsk.d32 = ifxusb_rreg(&_hc_regs->hcintmsk); - hctsiz.d32 = ifxusb_rreg(&_hc_regs->hctsiz); - disable_hc_int(_hc_regs,ack); - disable_hc_int(_hc_regs,nak); - disable_hc_int(_hc_regs,nyet); - -#if 1 - if(!first&& _ifxhc->ep_type == IFXUSB_EP_TYPE_BULK - &&(hcint.b.stall || hcint.b.datatglerr || hcint.b.frmovrun || hcint.b.bblerr || hcint.b.xacterr) && !hcint.b.ack) - { - showint( hcint.d32,hcintmsk.d32,hctsiz.d32); - first=1; - printk(KERN_INFO " [%02X %02X %02X %02X %02X %02X %02X %02X %02X %02X %02X %02X %02X %02X %02X %02X] \n" - ,*(_ifxhc->xfer_buff+ 0),*(_ifxhc->xfer_buff+ 1),*(_ifxhc->xfer_buff+ 2),*(_ifxhc->xfer_buff+ 3) - ,*(_ifxhc->xfer_buff+ 4),*(_ifxhc->xfer_buff+ 5),*(_ifxhc->xfer_buff+ 6),*(_ifxhc->xfer_buff+ 7) - ,*(_ifxhc->xfer_buff+ 8),*(_ifxhc->xfer_buff+ 9),*(_ifxhc->xfer_buff+10),*(_ifxhc->xfer_buff+11) - ,*(_ifxhc->xfer_buff+12),*(_ifxhc->xfer_buff+13),*(_ifxhc->xfer_buff+14),*(_ifxhc->xfer_buff+15)); - - printk(KERN_INFO " [_urbd->urb->actual_length:%08X _ifxhc->start_pkt_count:%08X hctsiz.b.pktcnt:%08X ,_urbd->xfer_len:%08x] \n" - ,_urbd->urb->actual_length - ,_ifxhc->start_pkt_count - ,hctsiz.b.pktcnt - ,_urbd->xfer_len); - } -#endif - - if(hcint.b.xfercomp ) - { - _urbd->error_count=0; - _ifxhc->split=1; - _ifxhc->do_ping= 0; - #if 0 - if(_ifxhc->xfer_len==0 && !hcint.b.ack && (hcint.b.nak || hcint.b.nyet)) - { - // Walkaround: When sending ZLP and receive NYEY or NAK but also issue CMPT intr - // Solution: NoSplit: Resend at next SOF - // Split : Resend at next SOF with SSPLIT - _ifxhc->xfer_len = 0; - _ifxhc->xfer_count = 0; - _ifxhc->halt_status = HC_XFER_NO_HALT_STATUS; - _ifxhc->wait_for_sof = 1; - ifxhcd_hc_start(&_ifxhcd->core_if, _ifxhc); - } - else - #endif - { - _ifxhc->wait_for_sof = 0; - complete_channel(_ifxhcd, _ifxhc, _urbd); - } - return 1; - } - else if(hcint.b.nak ) - { - _urbd->error_count=0; - - _ifxhc->split = 1; - _ifxhc->wait_for_sof = 1; - if(!out_nak_enh ) - _ifxhc->do_ping =1; - else - _ifxhc->do_ping =0; - _ifxhc->xfer_len = _urbd->xfer_len - _urbd->urb->actual_length; - _ifxhc->xfer_count = _urbd->urb->actual_length; - ifxhcd_hc_start(&_ifxhcd->core_if, _ifxhc); - return 1; - } - else if(hcint.b.nyet) - { - //Retry Complete Split - // Issue Retry instantly on next SOF, without gothrough process_channels - _urbd->error_count=0; - _ifxhc->halt_status = HC_XFER_NO_HALT_STATUS; - _ifxhc->wait_for_sof = 1; - _ifxhc->do_ping = 0; - ifxhcd_hc_start(&_ifxhcd->core_if, _ifxhc); - return 1; - } - else if(hcint.b.stall ) - { - _urbd->error_count=0; - _ifxhc->wait_for_sof = 0; - _ifxhc->do_ping = 0; - release_channel(_ifxhcd, _ifxhc, HC_XFER_STALL); - return 1; - } - else if(hcint.b.xacterr ) - { - _urbd->error_count++; - if(_urbd->error_count>=3) - { - _urbd->error_count=0; - _ifxhc->wait_for_sof = 0; - _ifxhc->do_ping = 0; - release_channel(_ifxhcd, _ifxhc, HC_XFER_XACT_ERR); - } - else - { - _ifxhc->split=1; - _ifxhc->wait_for_sof = 1; - if(!out_nak_enh ) - _ifxhc->do_ping =1; - else - _ifxhc->do_ping =0; - _ifxhc->xfer_len = _urbd->xfer_len - _urbd->urb->actual_length; - _ifxhc->xfer_count = _urbd->urb->actual_length; - ifxhcd_hc_start(&_ifxhcd->core_if, _ifxhc); - } - return 1; - } - else if(hcint.b.datatglerr ) - { - if(_ifxhc->data_pid_start == IFXUSB_HC_PID_DATA0) - _ifxhc->data_pid_start = IFXUSB_HC_PID_DATA1; - else - _ifxhc->data_pid_start = IFXUSB_HC_PID_DATA0; - _ifxhc->split=1; - _ifxhc->wait_for_sof = 1; - if(!out_nak_enh ) - _ifxhc->do_ping =1; - else - _ifxhc->do_ping =0; - _ifxhc->xfer_len = _urbd->xfer_len - _urbd->urb->actual_length; - _ifxhc->xfer_count = _urbd->urb->actual_length; - ifxhcd_hc_start(&_ifxhcd->core_if, _ifxhc); - return 1; - } - else if(hcint.b.frmovrun ) - { - _urbd->error_count=0; - _ifxhc->wait_for_sof = 0; - _ifxhc->do_ping = 0; - release_channel(_ifxhcd, _ifxhc, HC_XFER_FRAME_OVERRUN); - return 1; - } - else if(hcint.b.bblerr ) - { - _urbd->error_count=0; - _ifxhc->wait_for_sof = 0; - _ifxhc->do_ping = 0; - release_channel(_ifxhcd, _ifxhc, HC_XFER_BABBLE_ERR); - return 1; - } - return 0; -} -//////////////////////////////////////////////////////////////////////////////////////////////////////////////////// -//////////////////////////////////////////////////////////////////////////////////////////////////////////////////// -static int32_t chhltd_intr_rx_csplit(ifxhcd_hcd_t *_ifxhcd, - ifxhcd_hc_t *_ifxhc, - ifxusb_hc_regs_t *_hc_regs, - ifxhcd_urbd_t *_urbd) -{ - hcint_data_t hcint; - hcint_data_t hcintmsk; - hctsiz_data_t hctsiz; - - hcint.d32 = ifxusb_rreg(&_hc_regs->hcint); - hcintmsk.d32 = ifxusb_rreg(&_hc_regs->hcintmsk); - hctsiz.d32 = ifxusb_rreg(&_hc_regs->hctsiz); - disable_hc_int(_hc_regs,ack); - disable_hc_int(_hc_regs,nak); - disable_hc_int(_hc_regs,nyet); - _ifxhc->do_ping = 0; - - if (hcint.b.xfercomp ) - { - _urbd->error_count=0; - _ifxhc->wait_for_sof = 0; - _ifxhc->split=1; - complete_channel(_ifxhcd, _ifxhc, _urbd); - return 1; - } - else if(hcint.b.nak ) - { - _urbd->error_count=0; - _ifxhc->split = 1; - _ifxhc->wait_for_sof = _ifxhc->epqh->interval-1; - if(!_ifxhc->wait_for_sof) _ifxhc->wait_for_sof=1; - _ifxhc->xfer_len = _urbd->xfer_len - _urbd->urb->actual_length; - _ifxhc->xfer_count = _urbd->urb->actual_length; - ifxhcd_hc_start(&_ifxhcd->core_if, _ifxhc); - return 1; - } - else if(hcint.b.nyet) - { - _urbd->error_count=0; - _ifxhc->halt_status = HC_XFER_NO_HALT_STATUS; - _ifxhc->wait_for_sof = 0; - - /*== AVM/BC 20100701 - Workaround FullSpeed Interrupts with HiSpeed Hub ==*/ - _ifxhc->nyet_count++; - if(_ifxhc->nyet_count > 2) { - _ifxhc->split = 1; - _ifxhc->nyet_count = 0; - _ifxhc->wait_for_sof = 5; - } - - ifxhcd_hc_start(&_ifxhcd->core_if, _ifxhc); - return 1; - } - else if(hcint.b.frmovrun || hcint.b.bblerr || hcint.b.stall ) - { - _urbd->error_count=0; - _ifxhc->wait_for_sof = 0; - if (hcint.b.stall) - release_channel(_ifxhcd, _ifxhc, HC_XFER_STALL); - else if(hcint.b.bblerr ) - release_channel(_ifxhcd, _ifxhc, HC_XFER_BABBLE_ERR); - else if(hcint.b.frmovrun ) - release_channel(_ifxhcd, _ifxhc, HC_XFER_FRAME_OVERRUN); - return 1; - } - else if(hcint.b.xacterr ) - { - hcchar_data_t hcchar; - hcchar.d32 = ifxusb_rreg(&_hc_regs->hcchar); - _urbd->error_count=hcchar.b.multicnt; - if(_urbd->error_count>=3) - { - _urbd->error_count=0; - _ifxhc->wait_for_sof = 0; - release_channel(_ifxhcd, _ifxhc, HC_XFER_XACT_ERR); - } - else - { - _ifxhc->split=1; - _ifxhc->wait_for_sof = _ifxhc->epqh->interval-1; - if(!_ifxhc->wait_for_sof) _ifxhc->wait_for_sof=1; - _ifxhc->xfer_len = _urbd->xfer_len - _urbd->urb->actual_length; - _ifxhc->xfer_count = _urbd->urb->actual_length; - ifxhcd_hc_start(&_ifxhcd->core_if, _ifxhc); - } - return 1; - } - else if(hcint.b.datatglerr ) - { - if(_ifxhc->data_pid_start == IFXUSB_HC_PID_DATA0) - _ifxhc->data_pid_start = IFXUSB_HC_PID_DATA1; - else - _ifxhc->data_pid_start = IFXUSB_HC_PID_DATA0; - _ifxhc->split=1; - _ifxhc->wait_for_sof = _ifxhc->epqh->interval-1; - if(!_ifxhc->wait_for_sof) _ifxhc->wait_for_sof=1; - _ifxhc->xfer_len = _urbd->xfer_len - _urbd->urb->actual_length; - _ifxhc->xfer_count = _urbd->urb->actual_length; - ifxhcd_hc_start(&_ifxhcd->core_if, _ifxhc); - return 1; - } - return 0; -} -//////////////////////////////////////////////////////////////////////////////////////////////////////////////////// -static int32_t chhltd_intr_tx_csplit(ifxhcd_hcd_t *_ifxhcd, - ifxhcd_hc_t *_ifxhc, - ifxusb_hc_regs_t *_hc_regs, - ifxhcd_urbd_t *_urbd) -{ - hcint_data_t hcint; - hcint_data_t hcintmsk; - hctsiz_data_t hctsiz; - int out_nak_enh = 0; - - if (_ifxhcd->core_if.snpsid >= 0x4f54271a && _ifxhc->speed == IFXUSB_EP_SPEED_HIGH) - out_nak_enh = 1; - - hcint.d32 = ifxusb_rreg(&_hc_regs->hcint); - hcintmsk.d32 = ifxusb_rreg(&_hc_regs->hcintmsk); - hctsiz.d32 = ifxusb_rreg(&_hc_regs->hctsiz); - disable_hc_int(_hc_regs,ack); - disable_hc_int(_hc_regs,nak); - disable_hc_int(_hc_regs,nyet); - - if(hcint.b.xfercomp ) - { - _urbd->error_count=0; - _ifxhc->wait_for_sof = 0; - _ifxhc->split=1; - _ifxhc->do_ping = 0; - complete_channel(_ifxhcd, _ifxhc, _urbd); - return 1; - } - else if(hcint.b.nak ) - { - _urbd->error_count=0; - _ifxhc->split = 1; - _ifxhc->wait_for_sof = _ifxhc->epqh->interval-1; - if(!_ifxhc->wait_for_sof) _ifxhc->wait_for_sof=1; - if(!out_nak_enh ) - _ifxhc->do_ping =1; - else - _ifxhc->do_ping =0; - _ifxhc->xfer_len = _urbd->xfer_len - _urbd->urb->actual_length; - _ifxhc->xfer_count = _urbd->urb->actual_length; - ifxhcd_hc_start(&_ifxhcd->core_if, _ifxhc); - return 1; - } - else if(hcint.b.nyet) - { - _urbd->error_count=0; - _ifxhc->halt_status = HC_XFER_NO_HALT_STATUS; - _ifxhc->wait_for_sof = 0; - _ifxhc->do_ping = 0; - - /*== AVM/BC 20100701 - Workaround FullSpeed Interrupts with HiSpeed Hub ==*/ - _ifxhc->nyet_count++; - if(_ifxhc->nyet_count > 2) { - _ifxhc->split = 1; - _ifxhc->nyet_count = 0; - _ifxhc->wait_for_sof = 5; - } - - ifxhcd_hc_start(&_ifxhcd->core_if, _ifxhc); - return 1; - } - else if(hcint.b.stall || hcint.b.frmovrun) - { - _urbd->error_count=0; - _ifxhc->wait_for_sof = 0; - _ifxhc->do_ping = 0; - if (hcint.b.stall) - release_channel(_ifxhcd, _ifxhc, HC_XFER_STALL); - else if(hcint.b.frmovrun ) - release_channel(_ifxhcd, _ifxhc, HC_XFER_FRAME_OVERRUN); - return 1; - } - else if(hcint.b.xacterr ) - { - hcchar_data_t hcchar; - hcchar.d32 = ifxusb_rreg(&_hc_regs->hcchar); - _urbd->error_count=hcchar.b.multicnt; - if(_urbd->error_count>=3) - { - _urbd->error_count=0; - _ifxhc->wait_for_sof = 0; - _ifxhc->do_ping = 0; - release_channel(_ifxhcd, _ifxhc, HC_XFER_XACT_ERR); - } - else - { - _ifxhc->split=1; - _ifxhc->wait_for_sof = _ifxhc->epqh->interval-1; - if(!_ifxhc->wait_for_sof) _ifxhc->wait_for_sof=1; - if(!out_nak_enh ) - _ifxhc->do_ping =1; - else - _ifxhc->do_ping =0; - _ifxhc->xfer_len = _urbd->xfer_len - _urbd->urb->actual_length; - _ifxhc->xfer_count = _urbd->urb->actual_length; - ifxhcd_hc_start(&_ifxhcd->core_if, _ifxhc); - } - return 1; - } - else if(hcint.b.datatglerr ) - { - if(_ifxhc->data_pid_start == IFXUSB_HC_PID_DATA0) - _ifxhc->data_pid_start = IFXUSB_HC_PID_DATA1; - else - _ifxhc->data_pid_start = IFXUSB_HC_PID_DATA0; - _ifxhc->split=1; - if(!out_nak_enh ) - _ifxhc->do_ping =1; - else - _ifxhc->do_ping =0; - _ifxhc->xfer_len = _urbd->xfer_len - _urbd->urb->actual_length; - _ifxhc->xfer_count = _urbd->urb->actual_length; - ifxhcd_hc_start(&_ifxhcd->core_if, _ifxhc); - return 1; - } - else if(hcint.b.bblerr ) - { - _urbd->error_count=0; - _ifxhc->wait_for_sof = 0; - _ifxhc->do_ping = 0; - release_channel(_ifxhcd, _ifxhc, HC_XFER_BABBLE_ERR); - return 1; - } - return 0; -} -//////////////////////////////////////////////////////////////////////////////////////////////////////////////////// -//////////////////////////////////////////////////////////////////////////////////////////////////////////////////// -static int32_t chhltd_isoc_rx_csplit(ifxhcd_hcd_t *_ifxhcd, - ifxhcd_hc_t *_ifxhc, - ifxusb_hc_regs_t *_hc_regs, - ifxhcd_urbd_t *_urbd) -{ - #if defined(__EN_ISOC__) && defined(__EN_ISOC_SPLIT__) - hcint_data_t hcint; - hcint_data_t hcintmsk; - hctsiz_data_t hctsiz; - - hcint.d32 = ifxusb_rreg(&_hc_regs->hcint); - hcintmsk.d32 = ifxusb_rreg(&_hc_regs->hcintmsk); - hctsiz.d32 = ifxusb_rreg(&_hc_regs->hctsiz); - if(hcint.b.xfercomp ) - { - disable_hc_int(_hc_regs,ack); - disable_hc_int(_hc_regs,nak); - disable_hc_int(_hc_regs,nyet); - _urbd->error_count=0; - _ifxhc->wait_for_sof = 0; - _ifxhc->split=1; - complete_channel(_ifxhcd, _ifxhc, _urbd); - return 1; - } - else if(hcint.b.nak ) - { - Retry Start Split (in next b_interval ¡V 1 uF) - } - else if(hcint.b.nyet) - { - //Do Next Complete Split - // Issue Retry instantly on next SOF, without gothrough process_channels - _urbd->error_count=0; - //disable_hc_int(_hc_regs,ack); - //disable_hc_int(_hc_regs,nak); - //disable_hc_int(_hc_regs,datatglerr); - _ifxhc->halt_status = HC_XFER_NO_HALT_STATUS; - _ifxhc->wait_for_sof = 1; - ifxhcd_hc_start(&_ifxhcd->core_if, _ifxhc); - return 1; - } - else if(hcint.b.frmovrun || hcint.b.stall || hcint.b.bblerr) - { - _urbd->error_count=0; - disable_hc_int(_hc_regs,ack); - disable_hc_int(_hc_regs,nyet); - disable_hc_int(_hc_regs,nak); - _ifxhc->wait_for_sof = 0; - - //if(hctsiz.b.pktcnt==0) - //{ - // complete_channel(_ifxhcd, _ifxhc, _urbd); - // return 1; - //} - //else - // _urbd->urb->actual_length += (_ifxhc->xfer_len - hctsiz.b.xfersize); - if (hcint.b.stall) - release_channel(_ifxhcd, _ifxhc, HC_XFER_STALL); - else if(hcint.b.frmovrun ) - else if(hcint.b.bblerr ) - return 1; - } - else if(hcint.b.xacterr ) - { - Rewind Buffer Pointers - if (HCCHARn.EC = = 3) // ERR response received - { - Record ERR error - Do Next Start Split (in next frame) - } - else - { - De-allocate Channel - } - } - else if(hcint.b.datatglerr ) - { - warning - } - else if(hcint.b.ack ) - { - warning - } - #endif - return 0; -} -//////////////////////////////////////////////////////////////////////////////////////////////////////////////////// -static int32_t chhltd_isoc_tx_csplit(ifxhcd_hcd_t *_ifxhcd, - ifxhcd_hc_t *_ifxhc, - ifxusb_hc_regs_t *_hc_regs, - ifxhcd_urbd_t *_urbd) -{ - #if defined(__EN_ISOC__) && defined(__EN_ISOC_SPLIT__) - hcint_data_t hcint; - hcint_data_t hcintmsk; - hctsiz_data_t hctsiz; - int out_nak_enh = 0; - - if (_ifxhcd->core_if.snpsid >= 0x4f54271a && _ifxhc->speed == IFXUSB_EP_SPEED_HIGH) - out_nak_enh = 1; - - hcint.d32 = ifxusb_rreg(&_hc_regs->hcint); - hcintmsk.d32 = ifxusb_rreg(&_hc_regs->hcintmsk); - hctsiz.d32 = ifxusb_rreg(&_hc_regs->hctsiz); - warning - #endif - return 0; -} -//////////////////////////////////////////////////////////////////////////////////////////////////////////////////// -//////////////////////////////////////////////////////////////////////////////////////////////////////////////////// -//////////////////////////////////////////////////////////////////////////////////////////////////////////////////// - -static int32_t handle_hc_chhltd_intr(ifxhcd_hcd_t *_ifxhcd, - ifxhcd_hc_t *_ifxhc, - ifxusb_hc_regs_t *_hc_regs, - ifxhcd_urbd_t *_urbd) -{ - IFX_DEBUGPL(DBG_HCD, "--Host Channel %d Interrupt: Channel Halted--\n", _ifxhc->hc_num); - - _ifxhc->halting = 0; - _ifxhc->xfer_started = 0; - - if (_ifxhc->halt_status == HC_XFER_URB_DEQUEUE || - _ifxhc->halt_status == HC_XFER_AHB_ERR) { - /* - * Just release the channel. A dequeue can happen on a - * transfer timeout. In the case of an AHB Error, the channel - * was forced to halt because there's no way to gracefully - * recover. - */ - release_channel(_ifxhcd, _ifxhc, _ifxhc->halt_status); - return 1; - } - - if (_ifxhc->ep_type == IFXUSB_EP_TYPE_CTRL || _ifxhc->ep_type == IFXUSB_EP_TYPE_BULK) - { - if (_ifxhc->split==0) - { - if(_ifxhc->is_in) - return (chhltd_ctrlbulk_rx_nonsplit(_ifxhcd,_ifxhc,_hc_regs,_urbd)); - else - return (chhltd_ctrlbulk_tx_nonsplit(_ifxhcd,_ifxhc,_hc_regs,_urbd)); - } - else if(_ifxhc->split==1) - { - if(_ifxhc->is_in) - return (chhltd_ctrlbulk_rx_ssplit(_ifxhcd,_ifxhc,_hc_regs,_urbd)); - else - return (chhltd_ctrlbulk_tx_ssplit(_ifxhcd,_ifxhc,_hc_regs,_urbd)); - } - else if(_ifxhc->split==2) - { - if(_ifxhc->is_in) - return (chhltd_ctrlbulk_rx_csplit(_ifxhcd,_ifxhc,_hc_regs,_urbd)); - else - return (chhltd_ctrlbulk_tx_csplit(_ifxhcd,_ifxhc,_hc_regs,_urbd)); - } - } - else if(_ifxhc->ep_type == IFXUSB_EP_TYPE_INTR) - { - if (_ifxhc->split==0) - { - if(_ifxhc->is_in) - return (chhltd_intr_rx_nonsplit(_ifxhcd,_ifxhc,_hc_regs,_urbd)); - else - return (chhltd_intr_tx_nonsplit(_ifxhcd,_ifxhc,_hc_regs,_urbd)); - } - else if(_ifxhc->split==1) - { - if(_ifxhc->is_in) - return (chhltd_intr_rx_ssplit(_ifxhcd,_ifxhc,_hc_regs,_urbd)); - else - return (chhltd_intr_tx_ssplit(_ifxhcd,_ifxhc,_hc_regs,_urbd)); - } - else if(_ifxhc->split==2) - { - if(_ifxhc->is_in) - return (chhltd_intr_rx_csplit(_ifxhcd,_ifxhc,_hc_regs,_urbd)); - else - return (chhltd_intr_tx_csplit(_ifxhcd,_ifxhc,_hc_regs,_urbd)); - } - } - else if(_ifxhc->ep_type == IFXUSB_EP_TYPE_ISOC) - { - if (_ifxhc->split==0) - { - if(_ifxhc->is_in) - return (chhltd_isoc_rx_nonsplit(_ifxhcd,_ifxhc,_hc_regs,_urbd)); - else - return (chhltd_isoc_tx_nonsplit(_ifxhcd,_ifxhc,_hc_regs,_urbd)); - } - else if(_ifxhc->split==1) - { - if(_ifxhc->is_in) - return (chhltd_isoc_rx_ssplit(_ifxhcd,_ifxhc,_hc_regs,_urbd)); - else - return (chhltd_isoc_tx_ssplit(_ifxhcd,_ifxhc,_hc_regs,_urbd)); - } - else if(_ifxhc->split==2) - { - if(_ifxhc->is_in) - return (chhltd_isoc_rx_csplit(_ifxhcd,_ifxhc,_hc_regs,_urbd)); - else - return (chhltd_isoc_tx_csplit(_ifxhcd,_ifxhc,_hc_regs,_urbd)); - } - } - return 0; -} - -/* - * Handles a host channel AHB error interrupt. This handler is only called in - * DMA mode. - */ -static void hc_other_intr_dump(ifxhcd_hcd_t *_ifxhcd, - ifxhcd_hc_t *_ifxhc, - ifxusb_hc_regs_t *_hc_regs, - ifxhcd_urbd_t *_urbd) -{ - #ifdef __DEBUG__ - hcchar_data_t hcchar; - hcsplt_data_t hcsplt; - hctsiz_data_t hctsiz; - uint32_t hcdma; - struct urb *urb = _urbd->urb; - hcchar.d32 = ifxusb_rreg(&_hc_regs->hcchar); - hcsplt.d32 = ifxusb_rreg(&_hc_regs->hcsplt); - hctsiz.d32 = ifxusb_rreg(&_hc_regs->hctsiz); - hcdma = ifxusb_rreg(&_hc_regs->hcdma); - - IFX_ERROR("Channel %d\n", _ifxhc->hc_num); - IFX_ERROR(" hcchar 0x%08x, hcsplt 0x%08x\n", hcchar.d32, hcsplt.d32); - IFX_ERROR(" hctsiz 0x%08x, hcdma 0x%08x\n", hctsiz.d32, hcdma); - IFX_ERROR(" Device address: %d\n", usb_pipedevice(urb->pipe)); - IFX_ERROR(" Endpoint: %d, %s\n", usb_pipeendpoint(urb->pipe), - (usb_pipein(urb->pipe) ? "IN" : "OUT")); - IFX_ERROR(" Endpoint type: %s\n", - ({char *pipetype; - switch (usb_pipetype(urb->pipe)) { - case PIPE_CONTROL: pipetype = "CTRL"; break; - case PIPE_BULK: pipetype = "BULK"; break; - case PIPE_INTERRUPT: pipetype = "INTR"; break; - case PIPE_ISOCHRONOUS: pipetype = "ISOC"; break; - default: pipetype = "????"; break; - }; pipetype;})); - IFX_ERROR(" Speed: %s\n", - ({char *speed; - switch (urb->dev->speed) { - case USB_SPEED_HIGH: speed = "HS"; break; - case USB_SPEED_FULL: speed = "FS"; break; - case USB_SPEED_LOW: speed = "LS"; break; - default: speed = "????"; break; - }; speed;})); - IFX_ERROR(" Max packet size: %d\n", - usb_maxpacket(urb->dev, urb->pipe, usb_pipeout(urb->pipe))); - IFX_ERROR(" Data buffer length: %d\n", urb->transfer_buffer_length); - IFX_ERROR(" Transfer buffer: %p, Transfer DMA: %p\n", - urb->transfer_buffer, (void *)urb->transfer_dma); - IFX_ERROR(" Setup buffer: %p, Setup DMA: %p\n", - urb->setup_packet, (void *)urb->setup_dma); - IFX_ERROR(" Interval: %d\n", urb->interval); - #endif //__DEBUG__ -} - -/* - * Handles a host channel ACK interrupt. This interrupt is enabled when - * errors occur, and during Start Split transactions. - */ -static int32_t handle_hc_ack_intr(ifxhcd_hcd_t *_ifxhcd, - ifxhcd_hc_t *_ifxhc, - ifxusb_hc_regs_t *_hc_regs, - ifxhcd_urbd_t *_urbd) -{ - _urbd->error_count=0; - if(_ifxhc->nak_countdown_r) - { - _ifxhc->nak_retry=_ifxhc->nak_retry_r; - _ifxhc->nak_countdown=_ifxhc->nak_countdown_r; - } - else - disable_hc_int(_hc_regs,nak); - disable_hc_int(_hc_regs,ack); - return 1; -} - -/* - * Handles a host channel ACK interrupt. This interrupt is enabled when - * errors occur, and during Start Split transactions. - */ -static int32_t handle_hc_nak_intr(ifxhcd_hcd_t *_ifxhcd, - ifxhcd_hc_t *_ifxhc, - ifxusb_hc_regs_t *_hc_regs, - ifxhcd_urbd_t *_urbd) -{ - - _urbd->error_count=0; - - if(_ifxhc->nak_countdown_r) - { - _ifxhc->nak_countdown--; - if(!_ifxhc->nak_countdown) - { - _ifxhc->nak_countdown=_ifxhc->nak_countdown_r; - disable_hc_int(_hc_regs,ack); - disable_hc_int(_hc_regs,nak); - ifxhcd_hc_halt(&_ifxhcd->core_if, _ifxhc, HC_XFER_NAK); - } - else - enable_hc_int(_hc_regs,ack); - } - else - { - disable_hc_int(_hc_regs,ack); - disable_hc_int(_hc_regs,nak); - } - return 1; -} - -/* - * Handles a host channel AHB error interrupt. This handler is only called in - * DMA mode. - */ -static int32_t handle_hc_ahberr_intr(ifxhcd_hcd_t *_ifxhcd, - ifxhcd_hc_t *_ifxhc, - ifxusb_hc_regs_t *_hc_regs, - ifxhcd_urbd_t *_urbd) -{ - IFX_DEBUGPL(DBG_HCD, "--Host Channel %d Interrupt: " - "AHB Error--\n", _ifxhc->hc_num); - hc_other_intr_dump(_ifxhcd,_ifxhc,_hc_regs,_urbd); - - ifxhcd_hc_halt(&_ifxhcd->core_if, _ifxhc, HC_XFER_AHB_ERR); - return 1; -} - -/* - * Datatoggle - */ -static int32_t handle_hc_datatglerr_intr(ifxhcd_hcd_t *_ifxhcd, - ifxhcd_hc_t *_ifxhc, - ifxusb_hc_regs_t *_hc_regs, - ifxhcd_urbd_t *_urbd) -{ - IFX_ERROR( "--Host Channel %d Interrupt: " - "DATATOGGLE Error--\n", _ifxhc->hc_num); - hc_other_intr_dump(_ifxhcd,_ifxhc,_hc_regs,_urbd); - disable_hc_int(_hc_regs,datatglerr); - return 1; -} - - - -/* - * Interrupts which should not been triggered - */ -static int32_t handle_hc_frmovrun_intr(ifxhcd_hcd_t *_ifxhcd, - ifxhcd_hc_t *_ifxhc, - ifxusb_hc_regs_t *_hc_regs, - ifxhcd_urbd_t *_urbd) -{ - IFX_ERROR( "--Host Channel %d Interrupt: " - "FrameOverRun Error--\n", _ifxhc->hc_num); - hc_other_intr_dump(_ifxhcd,_ifxhc,_hc_regs,_urbd); - disable_hc_int(_hc_regs,frmovrun); - return 1; -} - -static int32_t handle_hc_bblerr_intr(ifxhcd_hcd_t *_ifxhcd, - ifxhcd_hc_t *_ifxhc, - ifxusb_hc_regs_t *_hc_regs, - ifxhcd_urbd_t *_urbd) -{ - IFX_ERROR( "--Host Channel %d Interrupt: " - "BBL Error--\n", _ifxhc->hc_num); - hc_other_intr_dump(_ifxhcd,_ifxhc,_hc_regs,_urbd); - disable_hc_int(_hc_regs,bblerr); - return 1; -} - -static int32_t handle_hc_xacterr_intr(ifxhcd_hcd_t *_ifxhcd, - ifxhcd_hc_t *_ifxhc, - ifxusb_hc_regs_t *_hc_regs, - ifxhcd_urbd_t *_urbd) -{ - IFX_ERROR( "--Host Channel %d Interrupt: " - "XACT Error--\n", _ifxhc->hc_num); - hc_other_intr_dump(_ifxhcd,_ifxhc,_hc_regs,_urbd); - disable_hc_int(_hc_regs,xacterr); - return 1; -} - -static int32_t handle_hc_nyet_intr(ifxhcd_hcd_t *_ifxhcd, - ifxhcd_hc_t *_ifxhc, - ifxusb_hc_regs_t *_hc_regs, - ifxhcd_urbd_t *_urbd) -{ - IFX_ERROR( "--Host Channel %d Interrupt: " - "NYET--\n", _ifxhc->hc_num); - hc_other_intr_dump(_ifxhcd,_ifxhc,_hc_regs,_urbd); - _urbd->error_count=0; - disable_hc_int(_hc_regs,nyet); - return 1; -} - -static int32_t handle_hc_stall_intr(ifxhcd_hcd_t *_ifxhcd, - ifxhcd_hc_t *_ifxhc, - ifxusb_hc_regs_t *_hc_regs, - ifxhcd_urbd_t *_urbd) -{ - IFX_ERROR( "--Host Channel %d Interrupt: " - "STALL--\n", _ifxhc->hc_num); - hc_other_intr_dump(_ifxhcd,_ifxhc,_hc_regs,_urbd); - disable_hc_int(_hc_regs,stall); - return 1; -} - -static int32_t handle_hc_xfercomp_intr(ifxhcd_hcd_t *_ifxhcd, - ifxhcd_hc_t *_ifxhc, - ifxusb_hc_regs_t *_hc_regs, - ifxhcd_urbd_t *_urbd) -{ - IFX_ERROR( "--Host Channel %d Interrupt: " - "XFERCOMP--\n", _ifxhc->hc_num); - hc_other_intr_dump(_ifxhcd,_ifxhc,_hc_regs,_urbd); - disable_hc_int(_hc_regs,xfercomp); - return 1; -} - - - -/* This interrupt indicates that the specified host channels has a pending - * interrupt. There are multiple conditions that can cause each host channel - * interrupt. This function determines which conditions have occurred for this - * host channel interrupt and handles them appropriately. */ -static int32_t handle_hc_n_intr (ifxhcd_hcd_t *_ifxhcd, uint32_t _num) -{ - uint32_t hcintval,hcintmsk; - hcint_data_t hcint; - ifxhcd_hc_t *ifxhc; - ifxusb_hc_regs_t *hc_regs; - ifxhcd_urbd_t *urbd; - unsigned long flags; - - int retval = 0; - - IFX_DEBUGPL(DBG_HCDV, "--Host Channel Interrupt--, Channel %d\n", _num); - - /*== AVM/BC 20101111 Lock needed ==*/ - SPIN_LOCK_IRQSAVE(&_ifxhcd->lock, flags); - - ifxhc = &_ifxhcd->ifxhc[_num]; - hc_regs = _ifxhcd->core_if.hc_regs[_num]; - - hcintval = ifxusb_rreg(&hc_regs->hcint); - hcintmsk = ifxusb_rreg(&hc_regs->hcintmsk); - hcint.d32 = hcintval & hcintmsk; - IFX_DEBUGPL(DBG_HCDV, " 0x%08x & 0x%08x = 0x%08x\n", - hcintval, hcintmsk, hcint.d32); - - urbd = list_entry(ifxhc->epqh->urbd_list.next, ifxhcd_urbd_t, urbd_list_entry); - - if (hcint.b.datatglerr) - retval |= handle_hc_datatglerr_intr(_ifxhcd, ifxhc, hc_regs, urbd); - if (hcint.b.frmovrun) - retval |= handle_hc_frmovrun_intr(_ifxhcd, ifxhc, hc_regs, urbd); - if (hcint.b.bblerr) - retval |= handle_hc_bblerr_intr(_ifxhcd, ifxhc, hc_regs, urbd); - if (hcint.b.xacterr) - retval |= handle_hc_xacterr_intr(_ifxhcd, ifxhc, hc_regs, urbd); - if (hcint.b.nyet) - retval |= handle_hc_nyet_intr(_ifxhcd, ifxhc, hc_regs, urbd); - if (hcint.b.ack) - retval |= handle_hc_ack_intr(_ifxhcd, ifxhc, hc_regs, urbd); - if (hcint.b.nak) - retval |= handle_hc_nak_intr(_ifxhcd, ifxhc, hc_regs, urbd); - if (hcint.b.stall) - retval |= handle_hc_stall_intr(_ifxhcd, ifxhc, hc_regs, urbd); - if (hcint.b.ahberr) { - clear_hc_int(hc_regs, ahberr); - retval |= handle_hc_ahberr_intr(_ifxhcd, ifxhc, hc_regs, urbd); - } - if (hcint.b.chhltd) { - /* == 20110901 AVM/WK Fix: Flag must not be cleared after restart of channel ==*/ - clear_hc_int(hc_regs, chhltd); - retval |= handle_hc_chhltd_intr(_ifxhcd, ifxhc, hc_regs, urbd); - } - if (hcint.b.xfercomp) - retval |= handle_hc_xfercomp_intr(_ifxhcd, ifxhc, hc_regs, urbd); - - /* == 20110901 AVM/WK Fix: Never clear possibly new intvals ==*/ - //ifxusb_wreg(&hc_regs->hcint,hcintval); - - SPIN_UNLOCK_IRQRESTORE(&_ifxhcd->lock, flags); - - return retval; -} - - - - - - -static uint8_t update_interval_counter(ifxhcd_epqh_t *_epqh,uint32_t _diff) -{ - if(_diff>=_epqh->period_counter) - { - _epqh->period_do=1; - if(_diff>_epqh->interval) - _epqh->period_counter=1; - else - _epqh->period_counter=_epqh->period_counter+_epqh->interval-_diff; - return 1; - } - _epqh->period_counter=_epqh->period_counter-_diff; - return 0; -} - - - - -/* - * Handles the start-of-frame interrupt in host mode. Non-periodic - * transactions may be queued to the DWC_otg controller for the current - * (micro)frame. Periodic transactions may be queued to the controller for the - * next (micro)frame. - */ -static int32_t handle_sof_intr (ifxhcd_hcd_t *_ifxhcd) -{ - #ifdef __DYN_SOF_INTR__ - uint8_t with_count_down=0; - #endif - uint8_t active_on=0; - uint8_t ready_on=0; - struct list_head *epqh_entry; - ifxhcd_epqh_t *epqh; - hfnum_data_t hfnum; - uint32_t fndiff; - - unsigned long flags; -#ifdef __USE_TIMER_4_SOF__ - uint32_t wait_for_sof = 0x10000; -#endif - - SPIN_LOCK_IRQSAVE(&_ifxhcd->lock, flags); - - { - int num_channels; - ifxusb_hc_regs_t *hc_regs; - int i; - num_channels = _ifxhcd->core_if.params.host_channels; - -// AVM/WK moved block here due to use of SOF timer - hfnum.d32 = ifxusb_rreg(&_ifxhcd->core_if.host_global_regs->hfnum); - fndiff = hfnum.b.frnum; - fndiff+= 0x00004000; - fndiff-= _ifxhcd->lastframe ; - fndiff&= 0x00003FFF; - if(!fndiff) fndiff =1; - - for (i = 0; i < num_channels; i++) - { - if(_ifxhcd->ifxhc[i].wait_for_sof && _ifxhcd->ifxhc[i].xfer_started) - { -#ifdef __USE_TIMER_4_SOF__ - if (_ifxhcd->ifxhc[i].wait_for_sof > fndiff) { - _ifxhcd->ifxhc[i].wait_for_sof -= fndiff; - } else { - _ifxhcd->ifxhc[i].wait_for_sof = 0; - } -#else - _ifxhcd->ifxhc[i].wait_for_sof--; -#endif - if(_ifxhcd->ifxhc[i].wait_for_sof==0) - { - hcint_data_t hcint= { .d32=0 }; - hc_regs = _ifxhcd->core_if.hc_regs[i]; - - hcint.d32 =0xFFFFFFFF; - ifxusb_wreg(&hc_regs->hcint, hcint.d32); - - hcint.d32=ifxusb_rreg(&hc_regs->hcintmsk); - hcint.b.nak =0; - hcint.b.ack =0; - /* == 20110901 AVM/WK Fix: We don't need NOT YET IRQ ==*/ - hcint.b.nyet=0; - _ifxhcd->ifxhc[i].nak_countdown=_ifxhcd->ifxhc[i].nak_countdown_r; - if(_ifxhcd->ifxhc[i].nak_countdown_r) - hcint.b.nak =1; - ifxusb_wreg(&hc_regs->hcintmsk, hcint.d32); - - /* AVM WK / BC 20100827 - * FIX: Packet was ignored because of wrong Oddframe bit - */ - if (_ifxhcd->ifxhc[i].ep_type == IFXUSB_EP_TYPE_INTR || _ifxhcd->ifxhc[i].ep_type == IFXUSB_EP_TYPE_ISOC) - { - hcchar_data_t hcchar; - hcchar.d32 = _ifxhcd->ifxhc[i].hcchar; - hfnum.d32 = ifxusb_rreg(&_ifxhcd->core_if.host_global_regs->hfnum); - /* 1 if _next_ frame is odd, 0 if it's even */ - hcchar.b.oddfrm = (hfnum.b.frnum & 0x1) ? 0 : 1; - _ifxhcd->ifxhc[i].hcchar = hcchar.d32; - } - - ifxusb_wreg(&hc_regs->hcchar, _ifxhcd->ifxhc[i].hcchar); - - } - } - else - _ifxhcd->ifxhc[i].wait_for_sof=0; - -#ifdef __USE_TIMER_4_SOF__ - if (_ifxhcd->ifxhc[i].wait_for_sof && (wait_for_sof > _ifxhcd->ifxhc[i].wait_for_sof)) { - wait_for_sof = _ifxhcd->ifxhc[i].wait_for_sof; - } -#endif - } - } - - // ISOC Active - #ifdef __EN_ISOC__ - #error ISOC not supported: missing SOF code - epqh_entry = _ifxhcd->epqh_isoc_active.next; - while (epqh_entry != &_ifxhcd->epqh_isoc_active) - { - epqh = list_entry(epqh_entry, ifxhcd_epqh_t, epqh_list_entry); - epqh_entry = epqh_entry->next; - #ifdef __DYN_SOF_INTR__ - with_count_down=1; - #endif - active_on+=update_interval_counter(epqh,fndiff); - } - - // ISOC Ready - epqh_entry = _ifxhcd->epqh_isoc_ready.next; - while (epqh_entry != &_ifxhcd->epqh_isoc_ready) - { - epqh = list_entry(epqh_entry, ifxhcd_epqh_t, epqh_list_entry); - epqh_entry = epqh_entry->next; - #ifdef __DYN_SOF_INTR__ - with_count_down=1; - #endif - ready_on+=update_interval_counter(epqh,fndiff); - } - #endif - - // INTR Active - epqh_entry = _ifxhcd->epqh_intr_active.next; - while (epqh_entry != &_ifxhcd->epqh_intr_active) - { - epqh = list_entry(epqh_entry, ifxhcd_epqh_t, epqh_list_entry); - epqh_entry = epqh_entry->next; - #ifdef __DYN_SOF_INTR__ - with_count_down=1; - #endif -#ifdef __USE_TIMER_4_SOF__ - if (update_interval_counter(epqh,fndiff)) { - active_on ++; - wait_for_sof = 1; - } else { - if (epqh->period_counter && (wait_for_sof > epqh->period_counter)) { - wait_for_sof = epqh->period_counter; - } - } -#else - active_on+=update_interval_counter(epqh,fndiff); -#endif - } - - // INTR Ready - epqh_entry = _ifxhcd->epqh_intr_ready.next; - while (epqh_entry != &_ifxhcd->epqh_intr_ready) - { - epqh = list_entry(epqh_entry, ifxhcd_epqh_t, epqh_list_entry); - epqh_entry = epqh_entry->next; - #ifdef __DYN_SOF_INTR__ - with_count_down=1; - #endif -#ifdef __USE_TIMER_4_SOF__ - if (update_interval_counter(epqh,fndiff)) { - ready_on ++; - wait_for_sof = 1; - } else { - if (epqh->period_counter && (wait_for_sof > epqh->period_counter)) { - wait_for_sof = epqh->period_counter; - } - } -#else - ready_on+=update_interval_counter(epqh,fndiff); -#endif - } - - // Stdby - epqh_entry = _ifxhcd->epqh_stdby.next; - while (epqh_entry != &_ifxhcd->epqh_stdby) - { - epqh = list_entry(epqh_entry, ifxhcd_epqh_t, epqh_list_entry); - epqh_entry = epqh_entry->next; - if(epqh->period_counter > 0 ) { -#ifdef __USE_TIMER_4_SOF__ - if (epqh->period_counter > fndiff) { - epqh->period_counter -= fndiff; - } else { - epqh->period_counter = 0; - } -#else - epqh->period_counter --; -#endif - #ifdef __DYN_SOF_INTR__ - with_count_down=1; - #endif - } - if(epqh->period_counter == 0) { - ifxhcd_epqh_idle_periodic(epqh); - } -#ifdef __USE_TIMER_4_SOF__ - else { - if (wait_for_sof > epqh->period_counter) { - wait_for_sof = epqh->period_counter; - } - } -#endif - } - SPIN_UNLOCK_IRQRESTORE(&_ifxhcd->lock, flags); - - if(ready_on) - select_eps(_ifxhcd); - else if(active_on) - process_channels(_ifxhcd); - - /* Clear interrupt */ - { - gint_data_t gintsts; - gintsts.d32=0; - gintsts.b.sofintr = 1; - ifxusb_wreg(&_ifxhcd->core_if.core_global_regs->gintsts, gintsts.d32); - - #ifdef __DYN_SOF_INTR__ - if(!with_count_down) - ifxusb_mreg(&_ifxhcd->core_if.core_global_regs->gintmsk, gintsts.d32,0); - #endif -#ifdef __USE_TIMER_4_SOF__ - wait_for_sof &= 0xFFFF; // reduce to 16 Bits. - - if(wait_for_sof == 1) { - // enable SOF - gint_data_t gintsts; - gintsts.d32=0; - gintsts.b.sofintr = 1; - ifxusb_mreg(&_ifxhcd->core_if.core_global_regs->gintmsk, 0,gintsts.d32); - } else { - // disable SOF - ifxusb_mreg(&_ifxhcd->core_if.core_global_regs->gintmsk, gintsts.d32,0); - if (wait_for_sof > 1) { - // use timer, not SOF IRQ - hprt0_data_t hprt0; - ktime_t ktime; - hprt0.d32 = ifxusb_read_hprt0 (&_ifxhcd->core_if); - if (hprt0.b.prtspd == IFXUSB_HPRT0_PRTSPD_HIGH_SPEED) { - ktime = ktime_set(0, wait_for_sof * 125 * 1000); /*--- wakeup in n*125usec ---*/ - } else { - ktime = ktime_set(0, wait_for_sof * (1000*1000)); /*--- wakeup in n*1000usec ---*/ - } - hrtimer_start(&_ifxhcd->hr_timer, ktime, HRTIMER_MODE_REL); - } - } -#endif - } - _ifxhcd->lastframe=hfnum.b.frnum; - return 1; -} - - - -/* There are multiple conditions that can cause a port interrupt. This function - * determines which interrupt conditions have occurred and handles them - * appropriately. */ -static int32_t handle_port_intr (ifxhcd_hcd_t *_ifxhcd) -{ - int retval = 0; - hprt0_data_t hprt0; - hprt0_data_t hprt0_modify; - - hprt0.d32 = - hprt0_modify.d32 = ifxusb_rreg(_ifxhcd->core_if.hprt0); - - /* Clear appropriate bits in HPRT0 to clear the interrupt bit in - * GINTSTS */ - - hprt0_modify.b.prtena = 0; - hprt0_modify.b.prtconndet = 0; - hprt0_modify.b.prtenchng = 0; - hprt0_modify.b.prtovrcurrchng = 0; - - /* Port Connect Detected - * Set flag and clear if detected */ - if (hprt0.b.prtconndet) { - IFX_DEBUGPL(DBG_HCD, "--Port Interrupt HPRT0=0x%08x " - "Port Connect Detected--\n", hprt0.d32); - _ifxhcd->flags.b.port_connect_status_change = 1; - _ifxhcd->flags.b.port_connect_status = 1; - hprt0_modify.b.prtconndet = 1; - - /* The Hub driver asserts a reset when it sees port connect - * status change flag */ - retval |= 1; - } - - /* Port Enable Changed - * Clear if detected - Set internal flag if disabled */ - if (hprt0.b.prtenchng) { - - IFX_DEBUGPL(DBG_HCD, " --Port Interrupt HPRT0=0x%08x " - "Port Enable Changed--\n", hprt0.d32); - hprt0_modify.b.prtenchng = 1; - if (hprt0.b.prtena == 1) - /* Port has been enabled set the reset change flag */ - _ifxhcd->flags.b.port_reset_change = 1; - else - _ifxhcd->flags.b.port_enable_change = 1; - retval |= 1; - } - - /* Overcurrent Change Interrupt */ - - if (hprt0.b.prtovrcurrchng) { - IFX_DEBUGPL(DBG_HCD, " --Port Interrupt HPRT0=0x%08x " - "Port Overcurrent Changed--\n", hprt0.d32); - _ifxhcd->flags.b.port_over_current_change = 1; - hprt0_modify.b.prtovrcurrchng = 1; - retval |= 1; - } - - /* Clear Port Interrupts */ - ifxusb_wreg(_ifxhcd->core_if.hprt0, hprt0_modify.d32); - return retval; -} - -/* - * This interrupt indicates that SUSPEND state has been detected on - * the USB. - * No Functioning in Host Mode - */ -static int32_t handle_usb_suspend_intr(ifxhcd_hcd_t *_ifxhcd) -{ - gint_data_t gintsts; - IFX_DEBUGP("USB SUSPEND RECEIVED!\n"); - /* Clear interrupt */ - gintsts.d32 = 0; - gintsts.b.usbsuspend = 1; - ifxusb_wreg(&_ifxhcd->core_if.core_global_regs->gintsts, gintsts.d32); - return 1; -} - -/* - * This interrupt indicates that the IFXUSB controller has detected a - * resume or remote wakeup sequence. If the IFXUSB controller is in - * low power mode, the handler must brings the controller out of low - * power mode. The controller automatically begins resume - * signaling. The handler schedules a time to stop resume signaling. - */ -static int32_t handle_wakeup_detected_intr(ifxhcd_hcd_t *_ifxhcd) -{ - gint_data_t gintsts; - hprt0_data_t hprt0 = {.d32=0}; - pcgcctl_data_t pcgcctl = {.d32=0}; - ifxusb_core_if_t *core_if = &_ifxhcd->core_if; - - IFX_DEBUGPL(DBG_ANY, "++Resume and Remote Wakeup Detected Interrupt++\n"); - - /* - * Clear the Resume after 70ms. (Need 20 ms minimum. Use 70 ms - * so that OPT tests pass with all PHYs). - */ - /* Restart the Phy Clock */ - pcgcctl.b.stoppclk = 1; - ifxusb_mreg(core_if->pcgcctl, pcgcctl.d32, 0); - UDELAY(10); - - /* Now wait for 70 ms. */ - hprt0.d32 = ifxusb_read_hprt0( core_if ); - IFX_DEBUGPL(DBG_ANY,"Resume: HPRT0=%0x\n", hprt0.d32); - MDELAY(70); - hprt0.b.prtres = 0; /* Resume */ - ifxusb_wreg(core_if->hprt0, hprt0.d32); - IFX_DEBUGPL(DBG_ANY,"Clear Resume: HPRT0=%0x\n", ifxusb_rreg(core_if->hprt0)); - - /* Clear interrupt */ - gintsts.d32 = 0; - gintsts.b.wkupintr = 1; - ifxusb_wreg(&core_if->core_global_regs->gintsts, gintsts.d32); - return 1; -} - -/* - * This interrupt indicates that a device is initiating the Session - * Request Protocol to request the host to turn on bus power so a new - * session can begin. The handler responds by turning on bus power. If - * the DWC_otg controller is in low power mode, the handler brings the - * controller out of low power mode before turning on bus power. - */ -static int32_t handle_session_req_intr(ifxhcd_hcd_t *_ifxhcd) -{ - /* Clear interrupt */ - gint_data_t gintsts = { .d32 = 0 }; - gintsts.b.sessreqintr = 1; - ifxusb_wreg(&_ifxhcd->core_if.core_global_regs->gintsts, gintsts.d32); - return 1; -} - -/* - * This interrupt indicates that a device has been disconnected from - * the root port. - */ -static int32_t handle_disconnect_intr(ifxhcd_hcd_t *_ifxhcd) -{ - gint_data_t gintsts; - - ifxhcd_disconnect(_ifxhcd); - - gintsts.d32 = 0; - gintsts.b.disconnect = 1; - ifxusb_wreg(&_ifxhcd->core_if.core_global_regs->gintsts, gintsts.d32); - return 1; -} - -/* - * This function handles the Connector ID Status Change Interrupt. It - * reads the OTG Interrupt Register (GOTCTL) to determine whether this - * is a Device to Host Mode transition or a Host Mode to Device - * Transition. - * This only occurs when the cable is connected/removed from the PHY - * connector. - */ -static int32_t handle_conn_id_status_change_intr(ifxhcd_hcd_t *_ifxhcd) -{ - gint_data_t gintsts; - - IFX_WARN("ID Status Change Interrupt: currently in %s mode\n", - ifxusb_mode(&_ifxhcd->core_if) ? "Host" : "Device"); - - gintsts.d32 = 0; - gintsts.b.conidstschng = 1; - ifxusb_wreg(&_ifxhcd->core_if.core_global_regs->gintsts, gintsts.d32); - return 1; -} - -static int32_t handle_otg_intr(ifxhcd_hcd_t *_ifxhcd) -{ - ifxusb_core_global_regs_t *global_regs = _ifxhcd->core_if.core_global_regs; - gotgint_data_t gotgint; - gotgint.d32 = ifxusb_rreg( &global_regs->gotgint); - /* Clear GOTGINT */ - ifxusb_wreg (&global_regs->gotgint, gotgint.d32); - return 1; -} - -/** This function will log a debug message */ -static int32_t handle_mode_mismatch_intr(ifxhcd_hcd_t *_ifxhcd) -{ - gint_data_t gintsts; - - IFX_WARN("Mode Mismatch Interrupt: currently in %s mode\n", - ifxusb_mode(&_ifxhcd->core_if) ? "Host" : "Device"); - gintsts.d32 = 0; - gintsts.b.modemismatch = 1; - ifxusb_wreg(&_ifxhcd->core_if.core_global_regs->gintsts, gintsts.d32); - return 1; -} - -/** This function handles interrupts for the HCD. */ -int32_t ifxhcd_handle_intr (ifxhcd_hcd_t *_ifxhcd) -{ - int retval = 0; - - ifxusb_core_if_t *core_if = &_ifxhcd->core_if; - /* AVM/BC 20101111 Unnecesary variable removed*/ - //gint_data_t gintsts,gintsts2; - gint_data_t gintsts; - - /* Check if HOST Mode */ - if (ifxusb_is_device_mode(core_if)) - { - IFX_ERROR("%s() CRITICAL! IN DEVICE MODE\n", __func__); - return 0; - } - - gintsts.d32 = ifxusb_read_core_intr(core_if); - - if (!gintsts.d32) - return 0; - - //Common INT - if (gintsts.b.modemismatch) - { - retval |= handle_mode_mismatch_intr(_ifxhcd); - gintsts.b.modemismatch=0; - } - if (gintsts.b.otgintr) - { - retval |= handle_otg_intr(_ifxhcd); - gintsts.b.otgintr=0; - } - if (gintsts.b.conidstschng) - { - retval |= handle_conn_id_status_change_intr(_ifxhcd); - gintsts.b.conidstschng=0; - } - if (gintsts.b.disconnect) - { - retval |= handle_disconnect_intr(_ifxhcd); - gintsts.b.disconnect=0; - } - if (gintsts.b.sessreqintr) - { - retval |= handle_session_req_intr(_ifxhcd); - gintsts.b.sessreqintr=0; - } - if (gintsts.b.wkupintr) - { - retval |= handle_wakeup_detected_intr(_ifxhcd); - gintsts.b.wkupintr=0; - } - if (gintsts.b.usbsuspend) - { - retval |= handle_usb_suspend_intr(_ifxhcd); - gintsts.b.usbsuspend=0; - } - - //Host Int - if (gintsts.b.sofintr) - { - retval |= handle_sof_intr (_ifxhcd); - gintsts.b.sofintr=0; - } - if (gintsts.b.portintr) - { - retval |= handle_port_intr (_ifxhcd); - gintsts.b.portintr=0; - } - if (gintsts.b.hcintr) - { - int i; - haint_data_t haint; - haint.d32 = ifxusb_read_host_all_channels_intr(core_if); - for (i=0; i< core_if->params.host_channels; i++) - if (haint.b2.chint & (1 << i)) - retval |= handle_hc_n_intr (_ifxhcd, i); - gintsts.b.hcintr=0; - } - return retval; -} |