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[adm5120] USB driver updates, the driver passes usbtests 1-10 now

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git-svn-id: svn://svn.openwrt.org/openwrt/trunk@9592 3c298f89-4303-0410-b956-a3cf2f4a3e73
This commit is contained in:
juhosg
2007-11-23 15:53:35 +00:00
parent 4d45522851
commit 6c9a138d3c
6 changed files with 959 additions and 463 deletions
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252
target/linux/adm5120/files/drivers/usb/host/adm5120-dbg.c
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@@ -33,8 +33,6 @@ static inline char *ed_statestring(int state)
return "UNLINK";
case ED_OPER:
return "OPER";
case ED_NEW:
return "NEW";
}
return "?STATE";
}
@@ -70,18 +68,20 @@ static inline char *td_togglestring(u32 info)
return "?TOGGLE";
}
/*-------------------------------------------------------------------------*/
#ifdef DEBUG
/* debug| print the main components of an URB
* 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)
{
unsigned int pipe = urb->pipe;
if (!urb->dev || !urb->dev->bus) {
admhc_dbg(ahcd, "%s URB: no dev", str);
admhc_dbg("%s URB: no dev", str);
return;
}
@@ -89,11 +89,11 @@ urb_print(struct admhcd *ahcd, struct urb * urb, char * str, int small)
if (urb->status != 0)
#endif
admhc_dbg(ahcd, "URB-%s %p dev=%d ep=%d%s-%s flags=%x len=%d/%d "
"stat=%d\n",
"stat=%d",
str,
urb,
usb_pipedevice(pipe),
usb_pipeendpoint(pipe),
usb_pipedevice (pipe),
usb_pipeendpoint (pipe),
usb_pipeout(pipe)? "out" : "in",
pipestring(pipe),
urb->transfer_flags,
@@ -106,20 +106,20 @@ urb_print(struct admhcd *ahcd, struct urb * urb, char * str, int small)
int i, len;
if (usb_pipecontrol(pipe)) {
admhc_dbg(admhc, "setup(8): ");
admhc_dbg(ahcd, "setup(8):");
for (i = 0; i < 8 ; i++)
printk (" %02x", ((__u8 *) urb->setup_packet) [i]);
printk ("\n");
}
if (urb->transfer_buffer_length > 0 && urb->transfer_buffer) {
admhc_dbg(admhc, "data(%d/%d): ",
printk(KERN_DEBUG __FILE__ ": data(%d/%d):",
urb->actual_length,
urb->transfer_buffer_length);
len = usb_pipeout(pipe)?
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);
admhc_dbg("%s stat:%d\n", i < len? "...": "", urb->status);
}
}
#endif /* ADMHC_VERBOSE_DEBUG */
@@ -318,18 +318,6 @@ static void admhc_dump_td(const struct admhcd *ahcd, const char *label,
(tmp & TD_IE) ? " IE" : "");
}
static void admhc_dump_up(const struct admhcd *ahcd, const char *label,
const struct urb_priv *up)
{
int i;
admhc_dbg(ahcd, "%s urb/%p:\n", label, up->urb);
for (i = 0; i < up->td_cnt; i++) {
struct td *td = up->td[i];
admhc_dump_td(ahcd, " ->", td);
}
}
/* caller MUST own hcd spinlock if verbose is set! */
static void __attribute__((unused))
admhc_dump_ed(const struct admhcd *ahcd, const char *label,
@@ -352,22 +340,23 @@ admhc_dump_ed(const struct admhcd *ahcd, const char *label,
ED_FA_GET(tmp));
tmp = hc32_to_cpup(ahcd, &ed->hwHeadP);
admhc_dbg(ahcd, " tds: head %08x tail %08x %s%s\n",
admhc_dbg(ahcd, " tds: head %08x tail %08x %s%s%s\n",
tmp & TD_MASK,
hc32_to_cpup(ahcd, &ed->hwTailP),
hc32_to_cpup (ahcd, &ed->hwTailP),
(tmp & ED_C) ? data1 : data0,
(tmp & ED_H) ? " HALT" : "");
(tmp & ED_H) ? " HALT" : "",
verbose ? " td list follows" : " (not listing)");
if (ed->urb_active)
admhc_dump_up(ahcd, " active ", ed->urb_active);
if (verbose) {
struct list_head *tmp;
if ((verbose) && (!list_empty(&ed->urb_pending))) {
struct list_head *entry;
/* dump pending URBs */
list_for_each(entry, &ed->urb_pending) {
struct urb_priv *up;
up = list_entry(entry, struct urb_priv, pending);
admhc_dump_up(ahcd, " pending ", up);
/* use ed->td_list because HC concurrently modifies
* hwNextTD as it accumulates ed_donelist.
*/
list_for_each(tmp, &ed->td_list) {
struct td *td;
td = list_entry(tmp, struct td, td_list);
admhc_dump_td (ahcd, " ->", td);
}
}
}
@@ -375,8 +364,6 @@ admhc_dump_ed(const struct admhcd *ahcd, const char *label,
#else /* ifdef DEBUG */
static inline void urb_print(struct urb * urb, char * str, int small) {}
static inline void admhc_dump_up(const struct admhcd *ahcd, const char *label,
const struct urb_priv *up) {}
static inline void admhc_dump_ed(const struct admhcd *ahcd, const char *label,
const struct ed *ed, int verbose) {}
static inline void admhc_dump_td(const struct admhcd *ahcd, const char *label,
@@ -396,44 +383,6 @@ static inline void remove_debug_files(struct admhcd *bus) { }
#else
static ssize_t
show_urb_priv(struct admhcd *ahcd, char *buf, size_t count,
struct urb_priv *up)
{
unsigned temp, size = count;
int i;
if (!up)
return 0;
temp = scnprintf(buf, size,"\n\turb %p ", up->urb);
size -= temp;
buf += temp;
for (i = 0; i< up->td_cnt; i++) {
struct td *td;
u32 dbp, cbl, info;
td = up->td[i];
info = hc32_to_cpup(ahcd, &td->hwINFO);
dbp = hc32_to_cpup(ahcd, &td->hwDBP);
cbl = hc32_to_cpup(ahcd, &td->hwCBL);
temp = scnprintf(buf, size,
"\n\t\ttd %p %s %d %s%scc=%x (%08x,%08x)",
td,
td_pidstring(info),
TD_BL_GET(cbl),
(info & TD_OWN) ? "WORK " : "DONE ",
(cbl & TD_IE) ? "IE " : "",
TD_CC_GET(info), info, cbl);
size -= temp;
buf += temp;
}
return count - size;
}
static ssize_t
show_list(struct admhcd *ahcd, char *buf, size_t count, struct ed *ed)
{
@@ -446,10 +395,15 @@ show_list(struct admhcd *ahcd, char *buf, size_t count, struct ed *ed)
while (ed) {
u32 info = hc32_to_cpu(ahcd, ed->hwINFO);
u32 headp = hc32_to_cpu(ahcd, ed->hwHeadP);
u32 tailp = hc32_to_cpu(ahcd, ed->hwTailP);
struct list_head *entry;
struct td *td;
temp = scnprintf(buf, size,
"ed/%p %s %cs dev%d ep%d %s%smax %d %08x%s%s %s",
"ed/%p %s %s %cs dev%d ep%d %s%smax %d %08x%s%s %s"
" h:%08x t:%08x",
ed,
ed_statestring(ed->state),
ed_typestring (ed->type),
(info & ED_SPEED_FULL) ? 'f' : 'l',
info & ED_FA_MASK,
@@ -460,36 +414,29 @@ show_list(struct admhcd *ahcd, char *buf, size_t count, struct ed *ed)
info,
(info & ED_SKIP) ? " S" : "",
(headp & ED_H) ? " H" : "",
(headp & ED_C) ? "DATA1" : "DATA0");
(headp & ED_C) ? data1 : data0,
headp & ED_MASK,tailp);
size -= temp;
buf += temp;
if (ed->urb_active) {
temp = scnprintf(buf, size, "\nactive urb:");
list_for_each(entry, &ed->td_list) {
u32 dbp, cbl;
td = list_entry(entry, struct td, td_list);
info = hc32_to_cpup (ahcd, &td->hwINFO);
dbp = hc32_to_cpup (ahcd, &td->hwDBP);
cbl = hc32_to_cpup (ahcd, &td->hwCBL);
temp = scnprintf(buf, size,
"\n\ttd/%p %s %d %s%scc=%x urb %p (%08x,%08x)",
td,
td_pidstring(info),
TD_BL_GET(cbl),
(info & TD_OWN) ? "" : "DONE ",
(cbl & TD_IE) ? "IE " : "",
TD_CC_GET (info), td->urb, info, cbl);
size -= temp;
buf += temp;
temp = show_urb_priv(ahcd, buf, size, ed->urb_active);
size -= temp;
buf += temp;
}
if (!list_empty(&ed->urb_pending)) {
struct list_head *entry;
temp = scnprintf(buf, size, "\npending urbs:");
size -= temp;
buf += temp;
list_for_each(entry, &ed->urb_pending) {
struct urb_priv *up;
up = list_entry(entry, struct urb_priv,
pending);
temp = show_urb_priv(ahcd, buf, size, up);
size -= temp;
buf += temp;
}
}
temp = scnprintf(buf, size, "\n");
@@ -498,7 +445,6 @@ show_list(struct admhcd *ahcd, char *buf, size_t count, struct ed *ed)
ed = ed->ed_next;
}
return count - size;
}
@@ -524,6 +470,108 @@ show_async(struct class_device *class_dev, char *buf)
}
static CLASS_DEVICE_ATTR(async, S_IRUGO, show_async, NULL);
#define DBG_SCHED_LIMIT 64
static ssize_t
show_periodic(struct class_device *class_dev, char *buf)
{
struct usb_bus *bus;
struct usb_hcd *hcd;
struct admhcd *ahcd;
struct ed **seen, *ed;
unsigned long flags;
unsigned temp, size, seen_count;
char *next;
unsigned i;
if (!(seen = kmalloc(DBG_SCHED_LIMIT * sizeof *seen, GFP_ATOMIC)))
return 0;
seen_count = 0;
bus = class_get_devdata(class_dev);
hcd = bus_to_hcd(bus);
ahcd = hcd_to_admhcd(hcd);
next = buf;
size = PAGE_SIZE;
temp = scnprintf(next, size, "size = %d\n", NUM_INTS);
size -= temp;
next += temp;
/* dump a snapshot of the periodic schedule (and load) */
spin_lock_irqsave(&ahcd->lock, flags);
for (i = 0; i < NUM_INTS; i++) {
if (!(ed = ahcd->periodic [i]))
continue;
temp = scnprintf(next, size, "%2d [%3d]:", i, ahcd->load [i]);
size -= temp;
next += temp;
do {
temp = scnprintf(next, size, " ed%d/%p",
ed->interval, ed);
size -= temp;
next += temp;
for (temp = 0; temp < seen_count; temp++) {
if (seen [temp] == ed)
break;
}
/* show more info the first time around */
if (temp == seen_count) {
u32 info = hc32_to_cpu (ahcd, ed->hwINFO);
struct list_head *entry;
unsigned qlen = 0;
/* qlen measured here in TDs, not urbs */
list_for_each (entry, &ed->td_list)
qlen++;
temp = scnprintf(next, size,
" (%cs dev%d ep%d%s qlen %u"
" max %d %08x%s%s)",
(info & ED_SPEED_FULL) ? 'f' : 'l',
ED_FA_GET(info),
ED_EN_GET(info),
(info & ED_ISO) ? "iso" : "int",
qlen,
ED_MPS_GET(info),
info,
(info & ED_SKIP) ? " K" : "",
(ed->hwHeadP &
cpu_to_hc32(ahcd, ED_H)) ?
" H" : "");
size -= temp;
next += temp;
if (seen_count < DBG_SCHED_LIMIT)
seen [seen_count++] = ed;
ed = ed->ed_next;
} else {
/* we've seen it and what's after */
temp = 0;
ed = NULL;
}
} while (ed);
temp = scnprintf(next, size, "\n");
size -= temp;
next += temp;
}
spin_unlock_irqrestore(&ahcd->lock, flags);
kfree (seen);
return PAGE_SIZE - size;
}
static CLASS_DEVICE_ATTR(periodic, S_IRUGO, show_periodic, NULL);
#undef DBG_SCHED_LIMIT
static ssize_t
show_registers(struct class_device *class_dev, char *buf)
{
@@ -610,6 +658,7 @@ static inline void create_debug_files (struct admhcd *ahcd)
int retval;
retval = class_device_create_file(cldev, &class_device_attr_async);
retval = class_device_create_file(cldev, &class_device_attr_periodic);
retval = class_device_create_file(cldev, &class_device_attr_registers);
admhc_dbg(ahcd, "created debug files\n");
}
@@ -619,6 +668,7 @@ static inline void remove_debug_files (struct admhcd *ahcd)
struct class_device *cldev = admhcd_to_hcd(ahcd)->self.class_dev;
class_device_remove_file(cldev, &class_device_attr_async);
class_device_remove_file(cldev, &class_device_attr_periodic);
class_device_remove_file(cldev, &class_device_attr_registers);
}