mirror of https://github.com/hak5/openwrt-owl.git
parent
679089c6a8
commit
717ff24d47
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@ -45,7 +45,7 @@
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#include "../core/hcd.h"
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#include "../core/hcd.h"
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#include "../core/hub.h"
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#include "../core/hub.h"
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#define DRIVER_VERSION "v0.10.1"
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#define DRIVER_VERSION "v0.14.0"
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#define DRIVER_AUTHOR "Gabor Juhos <juhosg at openwrt.org>"
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#define DRIVER_AUTHOR "Gabor Juhos <juhosg at openwrt.org>"
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#define DRIVER_DESC "ADMtek USB 1.1 Host Controller Driver"
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#define DRIVER_DESC "ADMtek USB 1.1 Host Controller Driver"
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@ -142,10 +142,6 @@ static int admhc_urb_enqueue(struct usb_hcd *hcd, struct usb_host_endpoint *ep,
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/* number of packets from URB */
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/* number of packets from URB */
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td_cnt = urb->number_of_packets;
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td_cnt = urb->number_of_packets;
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break;
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break;
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default:
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/* paranoia */
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admhc_err(ahcd, "bad EP type %d", ed->type);
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return -EINVAL;
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}
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}
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urb_priv = urb_priv_alloc(ahcd, td_cnt, mem_flags);
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urb_priv = urb_priv_alloc(ahcd, td_cnt, mem_flags);
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@ -207,6 +203,7 @@ static int admhc_urb_enqueue(struct usb_hcd *hcd, struct usb_host_endpoint *ep,
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#ifdef ADMHC_VERBOSE_DEBUG
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#ifdef ADMHC_VERBOSE_DEBUG
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admhc_dump_ed(ahcd, "admhc_urb_enqueue", urb_priv->ed, 1);
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admhc_dump_ed(ahcd, "admhc_urb_enqueue", urb_priv->ed, 1);
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#endif
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#endif
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fail0:
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fail0:
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spin_unlock(&urb->lock);
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spin_unlock(&urb->lock);
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fail:
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fail:
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@ -231,6 +231,11 @@ static void periodic_unlink (struct admhcd *ahcd, struct ed *ed)
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*/
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*/
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static void ed_deschedule(struct admhcd *ahcd, struct ed *ed)
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static void ed_deschedule(struct admhcd *ahcd, struct ed *ed)
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{
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{
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#ifdef ADMHC_VERBOSE_DEBUG
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admhc_dump_ed(ahcd, "ED-DESCHED", ed, 1);
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#endif
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ed->hwINFO |= cpu_to_hc32(ahcd, ED_SKIP);
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ed->hwINFO |= cpu_to_hc32(ahcd, ED_SKIP);
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wmb();
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wmb();
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ed->state = ED_UNLINK;
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ed->state = ED_UNLINK;
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@ -333,6 +338,11 @@ static struct ed *ed_get(struct admhcd *ahcd, struct usb_host_endpoint *ep,
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*/
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*/
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static void start_ed_unlink(struct admhcd *ahcd, struct ed *ed)
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static void start_ed_unlink(struct admhcd *ahcd, struct ed *ed)
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{
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{
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#ifdef ADMHC_VERBOSE_DEBUG
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admhc_dump_ed(ahcd, "ED-UNLINK", ed, 1);
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#endif
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ed->hwINFO |= cpu_to_hc32(ahcd, ED_DEQUEUE);
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ed->hwINFO |= cpu_to_hc32(ahcd, ED_DEQUEUE);
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ed_deschedule(ahcd, ed);
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ed_deschedule(ahcd, ed);
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@ -735,7 +745,7 @@ skip_ed:
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last = &ed->ed_rm_next;
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last = &ed->ed_rm_next;
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continue;
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continue;
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}
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}
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#if 0
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if (!list_empty(&ed->td_list)) {
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if (!list_empty(&ed->td_list)) {
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struct td *td;
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struct td *td;
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u32 head;
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u32 head;
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@ -749,6 +759,7 @@ skip_ed:
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if (td->td_dma != head)
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if (td->td_dma != head)
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goto skip_ed;
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goto skip_ed;
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}
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}
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#endif
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}
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}
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/* reentrancy: if we drop the schedule lock, someone might
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/* reentrancy: if we drop the schedule lock, someone might
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@ -793,7 +804,9 @@ rescan_this:
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*prev = td->hwNextTD | savebits;
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*prev = td->hwNextTD | savebits;
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/* HC may have partly processed this TD */
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/* HC may have partly processed this TD */
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urb_print(ahcd, urb, "PARTIAL", 1);
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#ifdef ADMHC_VERBOSE_DEBUG
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urb_print(ahcd, urb, "PARTIAL", 0);
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#endif
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td_done(ahcd, urb, td);
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td_done(ahcd, urb, td);
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/* if URB is done, clean up */
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/* if URB is done, clean up */
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@ -809,7 +822,7 @@ rescan_this:
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ed->state = ED_IDLE;
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ed->state = ED_IDLE;
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ed->hwHeadP &= ~cpu_to_hc32(ahcd, ED_H);
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ed->hwHeadP &= ~cpu_to_hc32(ahcd, ED_H);
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ed->hwNextED = 0;
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ed->hwNextED = 0;
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wmb ();
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wmb();
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ed->hwINFO &= ~cpu_to_hc32(ahcd, ED_SKIP | ED_DEQUEUE);
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ed->hwINFO &= ~cpu_to_hc32(ahcd, ED_SKIP | ED_DEQUEUE);
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/* but if there's work queued, reschedule */
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/* but if there's work queued, reschedule */
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@ -865,6 +878,14 @@ static void ed_unhalt(struct admhcd *ahcd, struct ed *ed, struct urb *urb)
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}
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}
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static void ed_intr_refill(struct admhcd *ahcd, struct ed *ed)
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{
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__hc32 toggle = ed->hwHeadP & cpu_to_hc32(ahcd, ED_C);
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ed->hwHeadP = ed->hwTailP | toggle;
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}
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static inline int is_ed_halted(struct admhcd *ahcd, struct ed *ed)
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static inline int is_ed_halted(struct admhcd *ahcd, struct ed *ed)
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{
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{
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return ((hc32_to_cpup(ahcd, &ed->hwHeadP) & ED_H) == ED_H);
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return ((hc32_to_cpup(ahcd, &ed->hwHeadP) & ED_H) == ED_H);
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@ -882,7 +903,7 @@ static void ed_update(struct admhcd *ahcd, struct ed *ed)
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struct list_head *entry,*tmp;
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struct list_head *entry,*tmp;
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#ifdef ADMHC_VERBOSE_DEBUG
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#ifdef ADMHC_VERBOSE_DEBUG
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admhc_dump_ed(ahcd, "UPDATE", ed, 0);
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admhc_dump_ed(ahcd, "UPDATE", ed, 1);
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#endif
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#endif
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list_for_each_safe(entry, tmp, &ed->td_list) {
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list_for_each_safe(entry, tmp, &ed->td_list) {
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@ -899,6 +920,9 @@ static void ed_update(struct admhcd *ahcd, struct ed *ed)
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if (is_ed_halted(ahcd, ed) && is_td_halted(ahcd, ed, td))
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if (is_ed_halted(ahcd, ed) && is_td_halted(ahcd, ed, td))
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ed_unhalt(ahcd, ed, urb);
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ed_unhalt(ahcd, ed, urb);
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if (ed->type == PIPE_INTERRUPT)
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ed_intr_refill(ahcd,ed);
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/* If all this urb's TDs are done, call complete() */
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/* If all this urb's TDs are done, call complete() */
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if (urb_priv->td_idx == urb_priv->td_cnt)
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if (urb_priv->td_idx == urb_priv->td_cnt)
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finish_urb(ahcd, urb);
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finish_urb(ahcd, urb);
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