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[adm5120] switch to 2.6.24

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git-svn-id: svn://svn.openwrt.org/openwrt/trunk@10427 3c298f89-4303-0410-b956-a3cf2f4a3e73
This commit is contained in:
juhosg
2008-02-09 10:29:28 +00:00
parent 119fa4474f
commit d63beb8f0c
65 changed files with 102 additions and 3216 deletions
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88
target/linux/adm5120/files/drivers/usb/host/adm5120-q.c
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@@ -23,31 +23,14 @@
* PRECONDITION: ahcd lock held, irqs blocked.
*/
static void
finish_urb(struct admhcd *ahcd, struct urb *urb)
finish_urb(struct admhcd *ahcd, struct urb *urb, int status)
__releases(ahcd->lock)
__acquires(ahcd->lock)
{
urb_priv_free(ahcd, urb->hcpriv);
urb->hcpriv = NULL;
spin_lock(&urb->lock);
if (likely(urb->status == -EINPROGRESS))
urb->status = 0;
/* report short control reads right even though the data TD always
* has TD_R set. (much simpler, but creates the 1-td limit.)
*/
if (unlikely(urb->transfer_flags & URB_SHORT_NOT_OK)
&& unlikely(usb_pipecontrol(urb->pipe))
&& urb->actual_length < urb->transfer_buffer_length
&& usb_pipein(urb->pipe)
&& urb->status == 0) {
urb->status = -EREMOTEIO;
#ifdef ADMHC_VERBOSE_DEBUG
urb_print(ahcd, urb, "SHORT", usb_pipeout(urb->pipe));
#endif
}
spin_unlock(&urb->lock);
if (likely(status == -EINPROGRESS))
status = 0;
switch (usb_pipetype(urb->pipe)) {
case PIPE_ISOCHRONOUS:
@@ -59,12 +42,13 @@ __acquires(ahcd->lock)
}
#ifdef ADMHC_VERBOSE_DEBUG
urb_print(ahcd, urb, "RET", usb_pipeout (urb->pipe));
urb_print(ahcd, urb, "RET", usb_pipeout (urb->pipe), status);
#endif
/* urb->complete() can reenter this HCD */
usb_hcd_unlink_urb_from_ep(admhcd_to_hcd(ahcd), urb);
spin_unlock(&ahcd->lock);
usb_hcd_giveback_urb(admhcd_to_hcd(ahcd), urb);
usb_hcd_giveback_urb(admhcd_to_hcd(ahcd), urb, status);
spin_lock(&ahcd->lock);
}
@@ -571,9 +555,7 @@ static void td_submit_urb(struct admhcd *ahcd, struct urb *urb)
* Done List handling functions
*-------------------------------------------------------------------------*/
/* calculate transfer length/status and update the urb
* PRECONDITION: irqsafe (only for urb->status locking)
*/
/* calculate transfer length/status and update the urb */
static int td_done(struct admhcd *ahcd, struct urb *urb, struct td *td)
{
struct urb_priv *urb_priv = urb->hcpriv;
@@ -582,6 +564,7 @@ static int td_done(struct admhcd *ahcd, struct urb *urb, struct td *td)
u32 tdDBP;
int type = usb_pipetype(urb->pipe);
int cc;
int status = -EINPROGRESS;
info = hc32_to_cpup(ahcd, &td->hwINFO);
tdDBP = hc32_to_cpup(ahcd, &td->hwDBP);
@@ -596,10 +579,9 @@ static int td_done(struct admhcd *ahcd, struct urb *urb, struct td *td)
/* NOTE: assumes FC in tdINFO == 0, and that
* only the first of 0..MAXPSW psws is used.
*/
#if 0
if (tdINFO & TD_CC) /* hc didn't touch? */
return;
#endif
if (info & TD_CC) /* hc didn't touch? */
return status;
if (usb_pipeout(urb->pipe))
dlen = urb->iso_frame_desc[td->index].length;
else {
@@ -628,12 +610,9 @@ static int td_done(struct admhcd *ahcd, struct urb *urb, struct td *td)
&& !(urb->transfer_flags & URB_SHORT_NOT_OK))
cc = TD_CC_NOERROR;
if (cc != TD_CC_NOERROR && cc < TD_CC_HCD0) {
spin_lock(&urb->lock);
if (urb->status == -EINPROGRESS)
urb->status = cc_to_error[cc];
spin_unlock(&urb->lock);
}
if (cc != TD_CC_NOERROR && cc < TD_CC_HCD0)
status = cc_to_error[cc];
/* count all non-empty packets except control SETUP packet */
if ((type != PIPE_CONTROL || td->index != 0) && tdDBP != 0) {
@@ -651,15 +630,16 @@ static int td_done(struct admhcd *ahcd, struct urb *urb, struct td *td)
list_del(&td->td_list);
urb_priv->td_idx++;
return cc;
return status;
}
/*-------------------------------------------------------------------------*/
static inline struct td *
static inline void
ed_halted(struct admhcd *ahcd, struct td *td, int cc, struct td *rev)
{
struct urb *urb = td->urb;
struct urb_priv *urb_priv = urb->hcpriv;
struct ed *ed = td->ed;
struct list_head *tmp = td->td_list.next;
__hc32 toggle = ed->hwHeadP & cpu_to_hc32(ahcd, ED_C);
@@ -672,13 +652,12 @@ ed_halted(struct admhcd *ahcd, struct td *td, int cc, struct td *rev)
wmb();
ed->hwHeadP &= ~cpu_to_hc32(ahcd, ED_H);
/* put any later tds from this urb onto the donelist, after 'td',
* order won't matter here: no errors, and nothing was transferred.
* also patch the ed so it looks as if those tds completed normally.
/* Get rid of all later tds from this urb. We don't have
* to be careful: no errors and nothing was transferred.
* Also patch the ed so it looks as if those tds completed normally.
*/
while (tmp != &ed->td_list) {
struct td *next;
__hc32 info;
next = list_entry(tmp, struct td, td_list);
tmp = next->td_list.next;
@@ -693,16 +672,8 @@ ed_halted(struct admhcd *ahcd, struct td *td, int cc, struct td *rev)
* then we need to leave the control STATUS packet queued
* and clear ED_SKIP.
*/
info = next->hwINFO;
#if 0 /* FIXME */
info |= cpu_to_hc32(ahcd, TD_DONE);
#endif
info &= ~cpu_to_hc32(ahcd, TD_CC);
next->hwINFO = info;
next->next_dl_td = rev;
rev = next;
list_del(&next->td_list);
urb_priv->td_cnt++;
ed->hwHeadP = next->hwNextTD | toggle;
}
@@ -728,8 +699,6 @@ ed_halted(struct admhcd *ahcd, struct td *td, int cc, struct td *rev)
hc32_to_cpu(ahcd, td->hwINFO),
cc, cc_to_error [cc]);
}
return rev;
}
/*-------------------------------------------------------------------------*/
@@ -796,12 +765,13 @@ rescan_this:
struct urb *urb;
struct urb_priv *urb_priv;
__hc32 savebits;
int status;
td = list_entry(entry, struct td, td_list);
urb = td->urb;
urb_priv = td->urb->hcpriv;
if (urb->status == -EINPROGRESS) {
if (!urb->unlinked) {
prev = &td->hwNextTD;
continue;
}
@@ -817,12 +787,12 @@ rescan_this:
#ifdef ADMHC_VERBOSE_DEBUG
urb_print(ahcd, urb, "PARTIAL", 0);
#endif
td_done(ahcd, urb, td);
status = td_done(ahcd, urb, td);
/* if URB is done, clean up */
if (urb_priv->td_idx == urb_priv->td_cnt) {
modified = completed = 1;
finish_urb(ahcd, urb);
finish_urb(ahcd, urb, status);
}
}
if (completed && !list_empty(&ed->td_list))
@@ -920,13 +890,13 @@ static void ed_update(struct admhcd *ahcd, struct ed *ed)
struct td *td = list_entry(entry, struct td, td_list);
struct urb *urb = td->urb;
struct urb_priv *urb_priv = urb->hcpriv;
int cc;
int status;
if (hc32_to_cpup(ahcd, &td->hwINFO) & TD_OWN)
break;
/* update URB's length and status from TD */
cc = td_done(ahcd, urb, td);
status = td_done(ahcd, urb, td);
if (is_ed_halted(ahcd, ed) && is_td_halted(ahcd, ed, td))
ed_unhalt(ahcd, ed, urb);
@@ -935,7 +905,7 @@ static void ed_update(struct admhcd *ahcd, struct ed *ed)
/* If all this urb's TDs are done, call complete() */
if (urb_priv->td_idx == urb_priv->td_cnt)
finish_urb(ahcd, urb);
finish_urb(ahcd, urb, status);
/* clean schedule: unlink EDs that are no longer busy */
if (list_empty(&ed->td_list)) {