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@ -62,8 +62,6 @@ |
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#include <usb.h> |
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#include "usb_ohci.h" |
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#define S3C24X0_merge |
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#if defined(CONFIG_ARM920T) || \ |
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defined(CONFIG_S3C2400) || \
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defined(CONFIG_S3C2410) || \
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@ -123,10 +121,8 @@ int got_rhsc; |
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/* device which was disconnected */ |
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struct usb_device *devgone; |
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#ifdef S3C24X0_merge |
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/* flag guarding URB transation */ |
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int urb_finished = 0; |
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#endif |
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/*-------------------------------------------------------------------------*/ |
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@ -433,7 +429,7 @@ int sohci_submit_job(struct usb_device *dev, unsigned long pipe, void *buffer, |
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err("sohci_submit_job: EPIPE"); |
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return -1; |
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} |
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#ifdef S3C24X0_merge |
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/* if we have an unfinished URB from previous transaction let's
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* fail and scream as quickly as possible so as not to corrupt |
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* further communication */ |
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@ -443,7 +439,6 @@ int sohci_submit_job(struct usb_device *dev, unsigned long pipe, void *buffer, |
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} |
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/* we're about to begin a new transaction here so mark the URB unfinished */ |
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urb_finished = 0; |
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#endif |
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/* every endpoint has a ed, locate and fill it */ |
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if (!(ed = ep_add_ed (dev, pipe))) { |
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@ -709,9 +704,6 @@ static void td_fill (ohci_t *ohci, unsigned int info, |
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else |
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td->hwBE = 0; |
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td->hwNextTD = m32_swap ((unsigned long)td_pt); |
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#ifndef S3C24X0_merge |
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td->hwPSW [0] = m16_swap (((__u32)data & 0x0FFF) | 0xE000); |
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#endif |
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/* append to queue */ |
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td->ed->hwTailP = td->hwNextTD; |
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@ -881,7 +873,7 @@ static int dl_done_list (ohci_t *ohci, td_t *td_list) |
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dbg("ConditionCode %#x", cc); |
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stat = cc_to_error[cc]; |
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} |
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#ifdef S3C24X0_merge |
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/* see if this done list makes for all TD's of current URB,
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* and mark the URB finished if so */ |
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if (++(lurb_priv->td_cnt) == lurb_priv->length) { |
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@ -890,7 +882,6 @@ static int dl_done_list (ohci_t *ohci, td_t *td_list) |
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(lurb_priv->state != URB_DEL)) |
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#else |
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if ((ed->state & (ED_OPER | ED_UNLINK))) |
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#endif |
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urb_finished = 1; |
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else |
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dbg("dl_done_list: strange.., ED state %x, ed->state\n"); |
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@ -1351,7 +1342,6 @@ int submit_common_msg(struct usb_device *dev, unsigned long pipe, void *buffer, |
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break; |
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} |
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#ifdef S3C24X0_merge |
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/* NOTE: since we are not interrupt driven in U-Boot and always
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* handle only one URB at a time, we cannot assume the |
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* transaction finished on the first successful return from |
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@ -1362,9 +1352,6 @@ int submit_common_msg(struct usb_device *dev, unsigned long pipe, void *buffer, |
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* hc_interrupt() gets called again as there needs to be some |
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* more TD's to process still */ |
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if ((stat >= 0) && (stat != 0xff) && (urb_finished)) { |
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#else |
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if (stat >= 0 && stat != 0xff) { |
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#endif |
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/* 0xff is returned for an SF-interrupt */ |
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break; |
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} |
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@ -1373,38 +1360,13 @@ int submit_common_msg(struct usb_device *dev, unsigned long pipe, void *buffer, |
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wait_ms(1); |
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} else { |
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err("CTL:TIMEOUT "); |
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#ifdef S3C24X0_merge |
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dbg("submit_common_msg: TO status %x\n", stat); |
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stat = USB_ST_CRC_ERR; |
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urb_finished = 1; |
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#endif |
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stat = USB_ST_CRC_ERR; |
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break; |
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} |
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} |
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#ifndef S3C24X0_merge |
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/* we got an Root Hub Status Change interrupt */ |
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if (got_rhsc) { |
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#ifdef DEBUG |
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ohci_dump_roothub (&gohci, 1); |
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#endif |
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got_rhsc = 0; |
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/* abuse timeout */ |
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timeout = rh_check_port_status(&gohci); |
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if (timeout >= 0) { |
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#if 0 /* this does nothing useful, but leave it here in case that changes */
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/* the called routine adds 1 to the passed value */ |
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usb_hub_port_connect_change(gohci.rh.dev, timeout - 1); |
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#endif |
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/*
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* XXX |
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* This is potentially dangerous because it assumes |
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* that only one device is ever plugged in! |
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*/ |
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devgone = dev; |
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} |
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} |
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#endif /* S3C24X0_merge */ |
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dev->status = stat; |
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dev->act_len = transfer_len; |
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@ -1582,8 +1544,6 @@ static int hc_interrupt (void) |
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int ints; |
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int stat = -1; |
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#ifdef S3C24X0_merge |
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if ((ohci->hcca->done_head != 0) && |
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!(m32_swap (ohci->hcca->done_head) & 0x01)) { |
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ints = OHCI_INTR_WDH; |
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@ -1595,20 +1555,12 @@ static int hc_interrupt (void) |
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dbg("hc_interrupt: returning..\n"); |
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return 0xff; |
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} |
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#else |
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if ((ohci->hcca->done_head != 0) && !(m32_swap (ohci->hcca->done_head) & 0x01)) { |
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ints = OHCI_INTR_WDH; |
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} else { |
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ints = readl (®s->intrstatus); |
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} |
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#endif |
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/* dbg("Interrupt: %x frame: %x", ints, le16_to_cpu (ohci->hcca->frame_no)); */ |
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if (ints & OHCI_INTR_RHSC) { |
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got_rhsc = 1; |
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#ifdef S3C24X0_merge |
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stat = 0xff; |
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#endif |
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} |
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if (ints & OHCI_INTR_UE) { |
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@ -1762,9 +1714,7 @@ int usb_lowlevel_init(void) |
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ohci_dump (&gohci, 1); |
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#else |
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wait_ms(1); |
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# ifdef S3C24X0_merge |
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urb_finished = 1; |
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# endif |
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#endif |
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ohci_inited = 1; |
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return 0; |
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