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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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8
target/linux/adm5120/files/drivers/usb/host/adm5120-dbg.c
View File

@@ -82,7 +82,7 @@ static inline char *td_togglestring(u32 info)
* small: 0) header + data packets 1) just header
*/
static void __attribute__((unused))
urb_print(struct admhcd *ahcd, struct urb *urb, char *str, int small)
urb_print(struct admhcd *ahcd, struct urb *urb, char *str, int small, int status)
{
unsigned int pipe = urb->pipe;
@@ -92,7 +92,7 @@ urb_print(struct admhcd *ahcd, struct urb *urb, char *str, int small)
}
#ifndef ADMHC_VERBOSE_DEBUG
if (urb->status != 0)
if (status != 0)
#endif
admhc_dbg(ahcd, "URB-%s %p dev=%d ep=%d%s-%s flags=%x len=%d/%d "
"stat=%d\n",
@@ -105,7 +105,7 @@ urb_print(struct admhcd *ahcd, struct urb *urb, char *str, int small)
urb->transfer_flags,
urb->actual_length,
urb->transfer_buffer_length,
urb->status);
status);
#ifdef ADMHC_VERBOSE_DEBUG
if (!small) {
@@ -125,7 +125,7 @@ urb_print(struct admhcd *ahcd, struct urb *urb, char *str, int small)
urb->transfer_buffer_length: urb->actual_length;
for (i = 0; i < 16 && i < len; i++)
printk(" %02x", ((__u8 *)urb->transfer_buffer)[i]);
printk("%s stat:%d\n", i < len? "...": "", urb->status);
printk("%s stat:%d\n", i < len? "...": "", status);
}
}
#endif /* ADMHC_VERBOSE_DEBUG */

50
target/linux/adm5120/files/drivers/usb/host/adm5120-hcd.c
View File

@@ -45,7 +45,7 @@
#include "../core/hcd.h"
#include "../core/hub.h"
#define DRIVER_VERSION "0.16.3"
#define DRIVER_VERSION "0.24.0"
#define DRIVER_AUTHOR "Gabor Juhos <juhosg at openwrt.org>"
#define DRIVER_DESC "ADMtek USB 1.1 Host Controller Driver"
@@ -83,8 +83,8 @@ static void admhc_stop(struct usb_hcd *hcd);
/*
* queue up an urb for anything except the root hub
*/
static int admhc_urb_enqueue(struct usb_hcd *hcd, struct usb_host_endpoint *ep,
struct urb *urb, gfp_t mem_flags)
static int admhc_urb_enqueue(struct usb_hcd *hcd, struct urb *urb,
gfp_t mem_flags)
{
struct admhcd *ahcd = hcd_to_admhcd(hcd);
struct ed *ed;
@@ -96,12 +96,12 @@ static int admhc_urb_enqueue(struct usb_hcd *hcd, struct usb_host_endpoint *ep,
#ifdef ADMHC_VERBOSE_DEBUG
spin_lock_irqsave(&ahcd->lock, flags);
urb_print(ahcd, urb, "ENQEUE", usb_pipein(pipe));
urb_print(ahcd, urb, "ENQEUE", usb_pipein(pipe), -EINPROGRESS);
spin_unlock_irqrestore(&ahcd->lock, flags);
#endif
/* every endpoint has an ed, locate and maybe (re)initialize it */
ed = ed_get(ahcd, ep, urb->dev, pipe, urb->interval);
ed = ed_get(ahcd, urb->ep, urb->dev, pipe, urb->interval);
if (!ed)
return -ENOMEM;
@@ -161,22 +161,17 @@ static int admhc_urb_enqueue(struct usb_hcd *hcd, struct usb_host_endpoint *ep,
goto fail;
}
/* in case of unlink-during-submit */
spin_lock(&urb->lock);
if (urb->status != -EINPROGRESS) {
spin_unlock(&urb->lock);
urb->hcpriv = urb_priv;
finish_urb(ahcd, urb);
ret = 0;
ret = usb_hcd_link_urb_to_ep(hcd, urb);
if (ret)
goto fail;
}
/* schedule the ed if needed */
if (ed->state == ED_IDLE) {
ret = ed_schedule(ahcd, ed);
if (ret < 0)
goto fail0;
if (ret < 0) {
usb_hcd_unlink_urb_from_ep(hcd, urb);
goto fail;
}
if (ed->type == PIPE_ISOCHRONOUS) {
u16 frame = admhc_frame_no(ahcd);
@@ -204,8 +199,6 @@ static int admhc_urb_enqueue(struct usb_hcd *hcd, struct usb_host_endpoint *ep,
admhc_dump_ed(ahcd, "admhc_urb_enqueue", urb_priv->ed, 1);
#endif
fail0:
spin_unlock(&urb->lock);
fail:
if (ret)
urb_priv_free(ahcd, urb_priv);
@@ -215,23 +208,28 @@ fail:
}
/*
* decouple the URB from the HC queues (TDs, urb_priv); it's
* already marked using urb->status. reporting is always done
* decouple the URB from the HC queues (TDs, urb_priv);
* reporting is always done
* asynchronously, and we might be dealing with an urb that's
* partially transferred, or an ED with other urbs being unlinked.
*/
static int admhc_urb_dequeue(struct usb_hcd *hcd, struct urb *urb)
static int admhc_urb_dequeue(struct usb_hcd *hcd, struct urb *urb,
int status)
{
struct admhcd *ahcd = hcd_to_admhcd(hcd);
unsigned long flags;
int ret;
spin_lock_irqsave(&ahcd->lock, flags);
#ifdef ADMHC_VERBOSE_DEBUG
urb_print(ahcd, urb, "DEQUEUE", 1);
urb_print(ahcd, urb, "DEQUEUE", 1, status);
#endif
if (HC_IS_RUNNING(hcd->state)) {
ret = usb_hcd_check_unlink_urb(hcd, urb, status);
if (ret) {
/* Do nothing */
;
} else if (HC_IS_RUNNING(hcd->state)) {
struct urb_priv *urb_priv;
/* Unless an IRQ completed the unlink while it was being
@@ -249,11 +247,11 @@ static int admhc_urb_dequeue(struct usb_hcd *hcd, struct urb *urb)
* any more ... just clean up every urb's memory.
*/
if (urb->hcpriv)
finish_urb(ahcd, urb);
finish_urb(ahcd, urb, status);
}
spin_unlock_irqrestore(&ahcd->lock, flags);
return 0;
return ret;
}
/*-------------------------------------------------------------------------*/

5
target/linux/adm5120/files/drivers/usb/host/adm5120-pm.c
View File

@@ -383,9 +383,8 @@ static int admhc_restart(struct admhcd *ahcd)
ed, ed->state);
}
spin_lock(&urb->lock);
urb->status = -ESHUTDOWN;
spin_unlock(&urb->lock);
if (!urb->unlinked)
urb->unlinked = -ESHUTDOWN;
}
finish_unlinks(ahcd, 0);
spin_unlock_irq(&ahcd->lock);

88
target/linux/adm5120/files/drivers/usb/host/adm5120-q.c
View File

@@ -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)) {