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path: root/drivers/usb/host/ehci-sched.c
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Diffstat (limited to 'drivers/usb/host/ehci-sched.c')
-rw-r--r--drivers/usb/host/ehci-sched.c248
1 files changed, 130 insertions, 118 deletions
diff --git a/drivers/usb/host/ehci-sched.c b/drivers/usb/host/ehci-sched.c
index 500aebbaa74..d4a8ace4967 100644
--- a/drivers/usb/host/ehci-sched.c
+++ b/drivers/usb/host/ehci-sched.c
@@ -44,9 +44,10 @@ static int ehci_get_frame (struct usb_hcd *hcd);
* @tag: hardware tag for type of this record
*/
static union ehci_shadow *
-periodic_next_shadow (union ehci_shadow *periodic, __le32 tag)
+periodic_next_shadow(struct ehci_hcd *ehci, union ehci_shadow *periodic,
+ __hc32 tag)
{
- switch (tag) {
+ switch (hc32_to_cpu(ehci, tag)) {
case Q_TYPE_QH:
return &periodic->qh->qh_next;
case Q_TYPE_FSTN:
@@ -62,13 +63,14 @@ periodic_next_shadow (union ehci_shadow *periodic, __le32 tag)
/* caller must hold ehci->lock */
static void periodic_unlink (struct ehci_hcd *ehci, unsigned frame, void *ptr)
{
- union ehci_shadow *prev_p = &ehci->pshadow [frame];
- __le32 *hw_p = &ehci->periodic [frame];
+ union ehci_shadow *prev_p = &ehci->pshadow[frame];
+ __hc32 *hw_p = &ehci->periodic[frame];
union ehci_shadow here = *prev_p;
/* find predecessor of "ptr"; hw and shadow lists are in sync */
while (here.ptr && here.ptr != ptr) {
- prev_p = periodic_next_shadow (prev_p, Q_NEXT_TYPE (*hw_p));
+ prev_p = periodic_next_shadow(ehci, prev_p,
+ Q_NEXT_TYPE(ehci, *hw_p));
hw_p = here.hw_next;
here = *prev_p;
}
@@ -79,7 +81,8 @@ static void periodic_unlink (struct ehci_hcd *ehci, unsigned frame, void *ptr)
/* update shadow and hardware lists ... the old "next" pointers
* from ptr may still be in use, the caller updates them.
*/
- *prev_p = *periodic_next_shadow (&here, Q_NEXT_TYPE (*hw_p));
+ *prev_p = *periodic_next_shadow(ehci, &here,
+ Q_NEXT_TYPE(ehci, *hw_p));
*hw_p = *here.hw_next;
}
@@ -87,18 +90,19 @@ static void periodic_unlink (struct ehci_hcd *ehci, unsigned frame, void *ptr)
static unsigned short
periodic_usecs (struct ehci_hcd *ehci, unsigned frame, unsigned uframe)
{
- __le32 *hw_p = &ehci->periodic [frame];
+ __hc32 *hw_p = &ehci->periodic [frame];
union ehci_shadow *q = &ehci->pshadow [frame];
unsigned usecs = 0;
while (q->ptr) {
- switch (Q_NEXT_TYPE (*hw_p)) {
+ switch (hc32_to_cpu(ehci, Q_NEXT_TYPE(ehci, *hw_p))) {
case Q_TYPE_QH:
/* is it in the S-mask? */
- if (q->qh->hw_info2 & cpu_to_le32 (1 << uframe))
+ if (q->qh->hw_info2 & cpu_to_hc32(ehci, 1 << uframe))
usecs += q->qh->usecs;
/* ... or C-mask? */
- if (q->qh->hw_info2 & cpu_to_le32 (1 << (8 + uframe)))
+ if (q->qh->hw_info2 & cpu_to_hc32(ehci,
+ 1 << (8 + uframe)))
usecs += q->qh->c_usecs;
hw_p = &q->qh->hw_next;
q = &q->qh->qh_next;
@@ -108,7 +112,7 @@ periodic_usecs (struct ehci_hcd *ehci, unsigned frame, unsigned uframe)
/* for "save place" FSTNs, count the relevant INTR
* bandwidth from the previous frame
*/
- if (q->fstn->hw_prev != EHCI_LIST_END) {
+ if (q->fstn->hw_prev != EHCI_LIST_END(ehci)) {
ehci_dbg (ehci, "ignoring FSTN cost ...\n");
}
hw_p = &q->fstn->hw_next;
@@ -121,9 +125,10 @@ periodic_usecs (struct ehci_hcd *ehci, unsigned frame, unsigned uframe)
break;
case Q_TYPE_SITD:
/* is it in the S-mask? (count SPLIT, DATA) */
- if (q->sitd->hw_uframe & cpu_to_le32 (1 << uframe)) {
+ if (q->sitd->hw_uframe & cpu_to_hc32(ehci,
+ 1 << uframe)) {
if (q->sitd->hw_fullspeed_ep &
- __constant_cpu_to_le32 (1<<31))
+ cpu_to_hc32(ehci, 1<<31))
usecs += q->sitd->stream->usecs;
else /* worst case for OUT start-split */
usecs += HS_USECS_ISO (188);
@@ -131,7 +136,7 @@ periodic_usecs (struct ehci_hcd *ehci, unsigned frame, unsigned uframe)
/* ... C-mask? (count CSPLIT, DATA) */
if (q->sitd->hw_uframe &
- cpu_to_le32 (1 << (8 + uframe))) {
+ cpu_to_hc32(ehci, 1 << (8 + uframe))) {
/* worst case for IN complete-split */
usecs += q->sitd->stream->c_usecs;
}
@@ -173,9 +178,9 @@ static int same_tt (struct usb_device *dev1, struct usb_device *dev2)
* will cause a transfer in "B-frame" uframe 0. "B-frames" lag
* "H-frames" by 1 uframe. See the EHCI spec sec 4.5 and figure 4.7.
*/
-static inline unsigned char tt_start_uframe(struct ehci_hcd *ehci, __le32 mask)
+static inline unsigned char tt_start_uframe(struct ehci_hcd *ehci, __hc32 mask)
{
- unsigned char smask = QH_SMASK & le32_to_cpu(mask);
+ unsigned char smask = QH_SMASK & hc32_to_cpu(ehci, mask);
if (!smask) {
ehci_err(ehci, "invalid empty smask!\n");
/* uframe 7 can't have bw so this will indicate failure */
@@ -217,14 +222,14 @@ periodic_tt_usecs (
unsigned short tt_usecs[8]
)
{
- __le32 *hw_p = &ehci->periodic [frame];
+ __hc32 *hw_p = &ehci->periodic [frame];
union ehci_shadow *q = &ehci->pshadow [frame];
unsigned char uf;
memset(tt_usecs, 0, 16);
while (q->ptr) {
- switch (Q_NEXT_TYPE(*hw_p)) {
+ switch (hc32_to_cpu(ehci, Q_NEXT_TYPE(ehci, *hw_p))) {
case Q_TYPE_ITD:
hw_p = &q->itd->hw_next;
q = &q->itd->itd_next;
@@ -247,8 +252,8 @@ periodic_tt_usecs (
continue;
// case Q_TYPE_FSTN:
default:
- ehci_dbg(ehci,
- "ignoring periodic frame %d FSTN\n", frame);
+ ehci_dbg(ehci, "ignoring periodic frame %d FSTN\n",
+ frame);
hw_p = &q->fstn->hw_next;
q = &q->fstn->fstn_next;
}
@@ -368,41 +373,42 @@ static int tt_no_collision (
*/
for (; frame < ehci->periodic_size; frame += period) {
union ehci_shadow here;
- __le32 type;
+ __hc32 type;
here = ehci->pshadow [frame];
- type = Q_NEXT_TYPE (ehci->periodic [frame]);
+ type = Q_NEXT_TYPE(ehci, ehci->periodic [frame]);
while (here.ptr) {
- switch (type) {
+ switch (hc32_to_cpu(ehci, type)) {
case Q_TYPE_ITD:
- type = Q_NEXT_TYPE (here.itd->hw_next);
+ type = Q_NEXT_TYPE(ehci, here.itd->hw_next);
here = here.itd->itd_next;
continue;
case Q_TYPE_QH:
if (same_tt (dev, here.qh->dev)) {
u32 mask;
- mask = le32_to_cpu (here.qh->hw_info2);
+ mask = hc32_to_cpu(ehci,
+ here.qh->hw_info2);
/* "knows" no gap is needed */
mask |= mask >> 8;
if (mask & uf_mask)
break;
}
- type = Q_NEXT_TYPE (here.qh->hw_next);
+ type = Q_NEXT_TYPE(ehci, here.qh->hw_next);
here = here.qh->qh_next;
continue;
case Q_TYPE_SITD:
if (same_tt (dev, here.sitd->urb->dev)) {
u16 mask;
- mask = le32_to_cpu (here.sitd
+ mask = hc32_to_cpu(ehci, here.sitd
->hw_uframe);
/* FIXME assumes no gap for IN! */
mask |= mask >> 8;
if (mask & uf_mask)
break;
}
- type = Q_NEXT_TYPE (here.sitd->hw_next);
+ type = Q_NEXT_TYPE(ehci, here.sitd->hw_next);
here = here.sitd->sitd_next;
continue;
// case Q_TYPE_FSTN:
@@ -475,13 +481,6 @@ static int disable_periodic (struct ehci_hcd *ehci)
/*-------------------------------------------------------------------------*/
#ifdef CONFIG_CPU_FREQ
-/* ignore/inactivate bit in QH hw_info1 */
-#define INACTIVATE_BIT __constant_cpu_to_le32(QH_INACTIVATE)
-
-#define HALT_BIT __constant_cpu_to_le32(QTD_STS_HALT)
-#define ACTIVE_BIT __constant_cpu_to_le32(QTD_STS_ACTIVE)
-#define STATUS_BIT __constant_cpu_to_le32(QTD_STS_STS)
-
static int safe_to_modify_i (struct ehci_hcd *ehci, struct ehci_qh *qh)
{
int now; /* current (frame * 8) + uframe */
@@ -492,8 +491,8 @@ static int safe_to_modify_i (struct ehci_hcd *ehci, struct ehci_qh *qh)
now = readl(&ehci->regs->frame_index) % (ehci->periodic_size << 3);
- next_start = ((1024 << 3) + (qh->start << 3) + start_uframe - now) %
- (qh->period << 3);
+ next_start = ((1024 << 3) + (qh->start << 3) + start_uframe - now)
+ % (qh->period << 3);
prev_start = (qh->period << 3) - next_start;
/*
@@ -510,7 +509,7 @@ static int safe_to_modify_i (struct ehci_hcd *ehci, struct ehci_qh *qh)
*/
if ((next_start > ehci->i_thresh) && (prev_start > 1))
/* safe to set "i" bit if split isn't in progress */
- return (qh->hw_token & STATUS_BIT) ? 0 : 1;
+ return (qh->hw_token & STATUS_BIT(ehci)) ? 0 : 1;
else
return 0;
}
@@ -520,12 +519,14 @@ static void qh_inactivate_split_intr_qhs (struct ehci_hcd *ehci)
{
struct ehci_qh *qh;
int not_done, safe;
+ u32 inactivate = INACTIVATE_BIT(ehci);
+ u32 active = ACTIVE_BIT(ehci);
do {
not_done = 0;
list_for_each_entry(qh, &ehci->split_intr_qhs,
- split_intr_qhs) {
- if (qh->hw_info1 & INACTIVATE_BIT)
+ split_intr_qhs) {
+ if (qh->hw_info1 & inactivate)
/* already off */
continue;
/*
@@ -539,8 +540,8 @@ static void qh_inactivate_split_intr_qhs (struct ehci_hcd *ehci)
if (safe == 0) {
not_done = 1;
} else if (safe > 0) {
- qh->was_active = qh->hw_token & ACTIVE_BIT;
- qh->hw_info1 |= INACTIVATE_BIT;
+ qh->was_active = qh->hw_token & active;
+ qh->hw_info1 |= inactivate;
}
}
} while (not_done);
@@ -552,11 +553,14 @@ static void qh_reactivate_split_intr_qhs (struct ehci_hcd *ehci)
struct ehci_qh *qh;
u32 token;
int not_done, safe;
+ u32 inactivate = INACTIVATE_BIT(ehci);
+ u32 active = ACTIVE_BIT(ehci);
+ u32 halt = HALT_BIT(ehci);
do {
not_done = 0;
list_for_each_entry(qh, &ehci->split_intr_qhs, split_intr_qhs) {
- if (!(qh->hw_info1 & INACTIVATE_BIT)) /* already on */
+ if (!(qh->hw_info1 & inactivate)) /* already on */
continue;
/*
* Don't reactivate if cached, or controller might
@@ -568,11 +572,11 @@ static void qh_reactivate_split_intr_qhs (struct ehci_hcd *ehci)
} else if (safe > 0) {
/* See EHCI 1.0 section 4.15.2.4. */
token = qh->hw_token;
- qh->hw_token = (token | HALT_BIT) & ~ACTIVE_BIT;
+ qh->hw_token = (token | halt) & ~active;
wmb();
- qh->hw_info1 &= ~INACTIVATE_BIT;
+ qh->hw_info1 &= ~inactivate;
wmb();
- qh->hw_token = (token & ~HALT_BIT) | qh->was_active;
+ qh->hw_token = (token & ~halt) | qh->was_active;
}
}
} while (not_done);
@@ -592,7 +596,7 @@ static int qh_link_periodic (struct ehci_hcd *ehci, struct ehci_qh *qh)
dev_dbg (&qh->dev->dev,
"link qh%d-%04x/%p start %d [%d/%d us]\n",
- period, le32_to_cpup (&qh->hw_info2) & (QH_CMASK | QH_SMASK),
+ period, hc32_to_cpup(ehci, &qh->hw_info2) & (QH_CMASK | QH_SMASK),
qh, qh->start, qh->usecs, qh->c_usecs);
#ifdef CONFIG_CPU_FREQ
@@ -603,7 +607,7 @@ static int qh_link_periodic (struct ehci_hcd *ehci, struct ehci_qh *qh)
*/
if (ehci->cpufreq_changing)
if (!(qh->hw_info1 & (cpu_to_le32(1 << 13))))
- qh->hw_info1 |= INACTIVATE_BIT;
+ qh->hw_info1 |= INACTIVATE_BIT(ehci);
#endif
/* high bandwidth, or otherwise every microframe */
@@ -611,17 +615,17 @@ static int qh_link_periodic (struct ehci_hcd *ehci, struct ehci_qh *qh)
period = 1;
for (i = qh->start; i < ehci->periodic_size; i += period) {
- union ehci_shadow *prev = &ehci->pshadow [i];
- __le32 *hw_p = &ehci->periodic [i];
+ union ehci_shadow *prev = &ehci->pshadow[i];
+ __hc32 *hw_p = &ehci->periodic[i];
union ehci_shadow here = *prev;
- __le32 type = 0;
+ __hc32 type = 0;
/* skip the iso nodes at list head */
while (here.ptr) {
- type = Q_NEXT_TYPE (*hw_p);
- if (type == Q_TYPE_QH)
+ type = Q_NEXT_TYPE(ehci, *hw_p);
+ if (type == cpu_to_hc32(ehci, Q_TYPE_QH))
break;
- prev = periodic_next_shadow (prev, type);
+ prev = periodic_next_shadow(ehci, prev, type);
hw_p = &here.qh->hw_next;
here = *prev;
}
@@ -643,7 +647,7 @@ static int qh_link_periodic (struct ehci_hcd *ehci, struct ehci_qh *qh)
qh->hw_next = *hw_p;
wmb ();
prev->qh = qh;
- *hw_p = QH_NEXT (qh->qh_dma);
+ *hw_p = QH_NEXT (ehci, qh->qh_dma);
}
}
qh->qh_state = QH_STATE_LINKED;
@@ -677,7 +681,7 @@ static void qh_unlink_periodic (struct ehci_hcd *ehci, struct ehci_qh *qh)
// and this qh is active in the current uframe
// (and overlay token SplitXstate is false?)
// THEN
- // qh->hw_info1 |= __constant_cpu_to_le32 (1 << 7 /* "ignore" */);
+ // qh->hw_info1 |= __constant_cpu_to_hc32(1 << 7 /* "ignore" */);
#ifdef CONFIG_CPU_FREQ
/* remove qh from list of low/full speed interrupt QHs */
@@ -701,7 +705,7 @@ static void qh_unlink_periodic (struct ehci_hcd *ehci, struct ehci_qh *qh)
dev_dbg (&qh->dev->dev,
"unlink qh%d-%04x/%p start %d [%d/%d us]\n",
qh->period,
- le32_to_cpup (&qh->hw_info2) & (QH_CMASK | QH_SMASK),
+ hc32_to_cpup(ehci, &qh->hw_info2) & (QH_CMASK | QH_SMASK),
qh, qh->start, qh->usecs, qh->c_usecs);
/* qh->qh_next still "live" to HC */
@@ -727,7 +731,7 @@ static void intr_deschedule (struct ehci_hcd *ehci, struct ehci_qh *qh)
* active high speed queues may need bigger delays...
*/
if (list_empty (&qh->qtd_list)
- || (__constant_cpu_to_le32 (QH_CMASK)
+ || (cpu_to_hc32(ehci, QH_CMASK)
& qh->hw_info2) != 0)
wait = 2;
else
@@ -735,7 +739,7 @@ static void intr_deschedule (struct ehci_hcd *ehci, struct ehci_qh *qh)
udelay (wait);
qh->qh_state = QH_STATE_IDLE;
- qh->hw_next = EHCI_LIST_END;
+ qh->hw_next = EHCI_LIST_END(ehci);
wmb ();
}
@@ -792,7 +796,7 @@ static int check_intr_schedule (
unsigned frame,
unsigned uframe,
const struct ehci_qh *qh,
- __le32 *c_maskp
+ __hc32 *c_maskp
)
{
int retval = -ENOSPC;
@@ -824,7 +828,7 @@ static int check_intr_schedule (
retval = 0;
- *c_maskp = cpu_to_le32 (mask << 8);
+ *c_maskp = cpu_to_hc32(ehci, mask << 8);
}
#else
/* Make sure this tt's buffer is also available for CSPLITs.
@@ -835,7 +839,7 @@ static int check_intr_schedule (
* one smart pass...
*/
mask = 0x03 << (uframe + qh->gap_uf);
- *c_maskp = cpu_to_le32 (mask << 8);
+ *c_maskp = cpu_to_hc32(ehci, mask << 8);
mask |= 1 << uframe;
if (tt_no_collision (ehci, qh->period, qh->dev, frame, mask)) {
@@ -855,20 +859,20 @@ done:
/* "first fit" scheduling policy used the first time through,
* or when the previous schedule slot can't be re-used.
*/
-static int qh_schedule (struct ehci_hcd *ehci, struct ehci_qh *qh)
+static int qh_schedule(struct ehci_hcd *ehci, struct ehci_qh *qh)
{
int status;
unsigned uframe;
- __le32 c_mask;
+ __hc32 c_mask;
unsigned frame; /* 0..(qh->period - 1), or NO_FRAME */
qh_refresh(ehci, qh);
- qh->hw_next = EHCI_LIST_END;
+ qh->hw_next = EHCI_LIST_END(ehci);
frame = qh->start;
/* reuse the previous schedule slots, if we can */
if (frame < qh->period) {
- uframe = ffs (le32_to_cpup (&qh->hw_info2) & QH_SMASK);
+ uframe = ffs(hc32_to_cpup(ehci, &qh->hw_info2) & QH_SMASK);
status = check_intr_schedule (ehci, frame, --uframe,
qh, &c_mask);
} else {
@@ -904,10 +908,10 @@ static int qh_schedule (struct ehci_hcd *ehci, struct ehci_qh *qh)
qh->start = frame;
/* reset S-frame and (maybe) C-frame masks */
- qh->hw_info2 &= __constant_cpu_to_le32(~(QH_CMASK | QH_SMASK));
+ qh->hw_info2 &= cpu_to_hc32(ehci, ~(QH_CMASK | QH_SMASK));
qh->hw_info2 |= qh->period
- ? cpu_to_le32 (1 << uframe)
- : __constant_cpu_to_le32 (QH_SMASK);
+ ? cpu_to_hc32(ehci, 1 << uframe)
+ : cpu_to_hc32(ehci, QH_SMASK);
qh->hw_info2 |= c_mask;
} else
ehci_dbg (ehci, "reused qh %p schedule\n", qh);
@@ -937,7 +941,7 @@ static int intr_submit (
spin_lock_irqsave (&ehci->lock, flags);
if (unlikely(!test_bit(HCD_FLAG_HW_ACCESSIBLE,
- &ehci_to_hcd(ehci)->flags))) {
+ &ehci_to_hcd(ehci)->flags))) {
status = -ESHUTDOWN;
goto done;
}
@@ -1027,9 +1031,9 @@ iso_stream_init (
buf1 |= maxp;
maxp *= multi;
- stream->buf0 = cpu_to_le32 ((epnum << 8) | dev->devnum);
- stream->buf1 = cpu_to_le32 (buf1);
- stream->buf2 = cpu_to_le32 (multi);
+ stream->buf0 = cpu_to_hc32(ehci, (epnum << 8) | dev->devnum);
+ stream->buf1 = cpu_to_hc32(ehci, buf1);
+ stream->buf2 = cpu_to_hc32(ehci, multi);
/* usbfs wants to report the average usecs per frame tied up
* when transfers on this endpoint are scheduled ...
@@ -1072,7 +1076,7 @@ iso_stream_init (
bandwidth /= 1 << (interval + 2);
/* stream->splits gets created from raw_mask later */
- stream->address = cpu_to_le32 (addr);
+ stream->address = cpu_to_hc32(ehci, addr);
}
stream->bandwidth = bandwidth;
@@ -1206,7 +1210,8 @@ iso_sched_alloc (unsigned packets, gfp_t mem_flags)
}
static inline void
-itd_sched_init (
+itd_sched_init(
+ struct ehci_hcd *ehci,
struct ehci_iso_sched *iso_sched,
struct ehci_iso_stream *stream,
struct urb *urb
@@ -1236,7 +1241,7 @@ itd_sched_init (
&& !(urb->transfer_flags & URB_NO_INTERRUPT))
trans |= EHCI_ITD_IOC;
trans |= length << 16;
- uframe->transaction = cpu_to_le32 (trans);
+ uframe->transaction = cpu_to_hc32(ehci, trans);
/* might need to cross a buffer page within a uframe */
uframe->bufp = (buf & ~(u64)0x0fff);
@@ -1278,7 +1283,7 @@ itd_urb_transaction (
if (unlikely (sched == NULL))
return -ENOMEM;
- itd_sched_init (sched, stream, urb);
+ itd_sched_init(ehci, sched, stream, urb);
if (urb->interval < 8)
num_itds = 1 + (sched->span + 7) / 8;
@@ -1296,7 +1301,7 @@ itd_urb_transaction (
/* prefer previously-allocated itds */
if (likely (!list_empty(&stream->free_list))) {
itd = list_entry (stream->free_list.prev,
- struct ehci_itd, itd_list);
+ struct ehci_itd, itd_list);
list_del (&itd->itd_list);
itd_dma = itd->itd_dma;
} else
@@ -1423,7 +1428,7 @@ sitd_slot_ok (
uframe += period_uframes;
} while (uframe < mod);
- stream->splits = cpu_to_le32(stream->raw_mask << (uframe & 7));
+ stream->splits = cpu_to_hc32(ehci, stream->raw_mask << (uframe & 7));
return 1;
}
@@ -1544,12 +1549,13 @@ ready:
/*-------------------------------------------------------------------------*/
static inline void
-itd_init (struct ehci_iso_stream *stream, struct ehci_itd *itd)
+itd_init(struct ehci_hcd *ehci, struct ehci_iso_stream *stream,
+ struct ehci_itd *itd)
{
int i;
/* it's been recently zeroed */
- itd->hw_next = EHCI_LIST_END;
+ itd->hw_next = EHCI_LIST_END(ehci);
itd->hw_bufp [0] = stream->buf0;
itd->hw_bufp [1] = stream->buf1;
itd->hw_bufp [2] = stream->buf2;
@@ -1561,7 +1567,8 @@ itd_init (struct ehci_iso_stream *stream, struct ehci_itd *itd)
}
static inline void
-itd_patch (
+itd_patch(
+ struct ehci_hcd *ehci,
struct ehci_itd *itd,
struct ehci_iso_sched *iso_sched,
unsigned index,
@@ -1576,17 +1583,18 @@ itd_patch (
uframe &= 0x07;
itd->index [uframe] = index;
- itd->hw_transaction [uframe] = uf->transaction;
- itd->hw_transaction [uframe] |= cpu_to_le32 (pg << 12);
- itd->hw_bufp [pg] |= cpu_to_le32 (uf->bufp & ~(u32)0);
- itd->hw_bufp_hi [pg] |= cpu_to_le32 ((u32)(uf->bufp >> 32));
+ itd->hw_transaction[uframe] = uf->transaction;
+ itd->hw_transaction[uframe] |= cpu_to_hc32(ehci, pg << 12);
+ itd->hw_bufp[pg] |= cpu_to_hc32(ehci, uf->bufp & ~(u32)0);
+ itd->hw_bufp_hi[pg] |= cpu_to_hc32(ehci, (u32)(uf->bufp >> 32));
/* iso_frame_desc[].offset must be strictly increasing */
if (unlikely (uf->cross)) {
u64 bufp = uf->bufp + 4096;
+
itd->pg = ++pg;
- itd->hw_bufp [pg] |= cpu_to_le32 (bufp & ~(u32)0);
- itd->hw_bufp_hi [pg] |= cpu_to_le32 ((u32)(bufp >> 32));
+ itd->hw_bufp[pg] |= cpu_to_hc32(ehci, bufp & ~(u32)0);
+ itd->hw_bufp_hi[pg] |= cpu_to_hc32(ehci, (u32)(bufp >> 32));
}
}
@@ -1599,7 +1607,7 @@ itd_link (struct ehci_hcd *ehci, unsigned frame, struct ehci_itd *itd)
ehci->pshadow [frame].itd = itd;
itd->frame = frame;
wmb ();
- ehci->periodic [frame] = cpu_to_le32 (itd->itd_dma) | Q_TYPE_ITD;
+ ehci->periodic[frame] = cpu_to_hc32(ehci, itd->itd_dma | Q_TYPE_ITD);
}
/* fit urb's itds into the selected schedule slot; activate as needed */
@@ -1644,14 +1652,14 @@ itd_link_urb (
list_move_tail (&itd->itd_list, &stream->td_list);
itd->stream = iso_stream_get (stream);
itd->urb = usb_get_urb (urb);
- itd_init (stream, itd);
+ itd_init (ehci, stream, itd);
}
uframe = next_uframe & 0x07;
frame = next_uframe >> 3;
itd->usecs [uframe] = stream->usecs;
- itd_patch (itd, iso_sched, packet, uframe);
+ itd_patch(ehci, itd, iso_sched, packet, uframe);
next_uframe += stream->interval;
stream->depth += stream->interval;
@@ -1699,7 +1707,7 @@ itd_complete (
urb_index = itd->index[uframe];
desc = &urb->iso_frame_desc [urb_index];
- t = le32_to_cpup (&itd->hw_transaction [uframe]);
+ t = hc32_to_cpup(ehci, &itd->hw_transaction [uframe]);
itd->hw_transaction [uframe] = 0;
stream->depth -= stream->interval;
@@ -1829,7 +1837,8 @@ done:
*/
static inline void
-sitd_sched_init (
+sitd_sched_init(
+ struct ehci_hcd *ehci,
struct ehci_iso_sched *iso_sched,
struct ehci_iso_stream *stream,
struct urb *urb
@@ -1858,7 +1867,7 @@ sitd_sched_init (
&& !(urb->transfer_flags & URB_NO_INTERRUPT))
trans |= SITD_IOC;
trans |= length << 16;
- packet->transaction = cpu_to_le32 (trans);
+ packet->transaction = cpu_to_hc32(ehci, trans);
/* might need to cross a buffer page within a td */
packet->bufp = buf;
@@ -1894,7 +1903,7 @@ sitd_urb_transaction (
if (iso_sched == NULL)
return -ENOMEM;
- sitd_sched_init (iso_sched, stream, urb);
+ sitd_sched_init(ehci, iso_sched, stream, urb);
/* allocate/init sITDs */
spin_lock_irqsave (&ehci->lock, flags);
@@ -1946,7 +1955,8 @@ sitd_urb_transaction (
/*-------------------------------------------------------------------------*/
static inline void
-sitd_patch (
+sitd_patch(
+ struct ehci_hcd *ehci,
struct ehci_iso_stream *stream,
struct ehci_sitd *sitd,
struct ehci_iso_sched *iso_sched,
@@ -1956,20 +1966,20 @@ sitd_patch (
struct ehci_iso_packet *uf = &iso_sched->packet [index];
u64 bufp = uf->bufp;
- sitd->hw_next = EHCI_LIST_END;
+ sitd->hw_next = EHCI_LIST_END(ehci);
sitd->hw_fullspeed_ep = stream->address;
sitd->hw_uframe = stream->splits;
sitd->hw_results = uf->transaction;
- sitd->hw_backpointer = EHCI_LIST_END;
+ sitd->hw_backpointer = EHCI_LIST_END(ehci);
bufp = uf->bufp;
- sitd->hw_buf [0] = cpu_to_le32 (bufp);
- sitd->hw_buf_hi [0] = cpu_to_le32 (bufp >> 32);
+ sitd->hw_buf[0] = cpu_to_hc32(ehci, bufp);
+ sitd->hw_buf_hi[0] = cpu_to_hc32(ehci, bufp >> 32);
- sitd->hw_buf [1] = cpu_to_le32 (uf->buf1);
+ sitd->hw_buf[1] = cpu_to_hc32(ehci, uf->buf1);
if (uf->cross)
bufp += 4096;
- sitd->hw_buf_hi [1] = cpu_to_le32 (bufp >> 32);
+ sitd->hw_buf_hi[1] = cpu_to_hc32(ehci, bufp >> 32);
sitd->index = index;
}
@@ -1982,7 +1992,7 @@ sitd_link (struct ehci_hcd *ehci, unsigned frame, struct ehci_sitd *sitd)
ehci->pshadow [frame].sitd = sitd;
sitd->frame = frame;
wmb ();
- ehci->periodic [frame] = cpu_to_le32 (sitd->sitd_dma) | Q_TYPE_SITD;
+ ehci->periodic[frame] = cpu_to_hc32(ehci, sitd->sitd_dma | Q_TYPE_SITD);
}
/* fit urb's sitds into the selected schedule slot; activate as needed */
@@ -2010,7 +2020,7 @@ sitd_link_urb (
urb->dev->devpath, stream->bEndpointAddress & 0x0f,
(stream->bEndpointAddress & USB_DIR_IN) ? "in" : "out",
(next_uframe >> 3) % ehci->periodic_size,
- stream->interval, le32_to_cpu (stream->splits));
+ stream->interval, hc32_to_cpu(ehci, stream->splits));
stream->start = jiffies;
}
ehci_to_hcd(ehci)->self.bandwidth_isoc_reqs++;
@@ -2031,7 +2041,7 @@ sitd_link_urb (
sitd->stream = iso_stream_get (stream);
sitd->urb = usb_get_urb (urb);
- sitd_patch (stream, sitd, sched, packet);
+ sitd_patch(ehci, stream, sitd, sched, packet);
sitd_link (ehci, (next_uframe >> 3) % ehci->periodic_size,
sitd);
@@ -2069,7 +2079,7 @@ sitd_complete (
urb_index = sitd->index;
desc = &urb->iso_frame_desc [urb_index];
- t = le32_to_cpup (&sitd->hw_results);
+ t = hc32_to_cpup(ehci, &sitd->hw_results);
/* report transfer status */
if (t & SITD_ERRS) {
@@ -2224,7 +2234,7 @@ scan_periodic (struct ehci_hcd *ehci)
for (;;) {
union ehci_shadow q, *q_p;
- __le32 type, *hw_p;
+ __hc32 type, *hw_p;
unsigned uframes;
/* don't scan past the live uframe */
@@ -2242,7 +2252,7 @@ restart:
q_p = &ehci->pshadow [frame];
hw_p = &ehci->periodic [frame];
q.ptr = q_p->ptr;
- type = Q_NEXT_TYPE (*hw_p);
+ type = Q_NEXT_TYPE(ehci, *hw_p);
modified = 0;
while (q.ptr != NULL) {
@@ -2251,11 +2261,11 @@ restart:
int live;
live = HC_IS_RUNNING (ehci_to_hcd(ehci)->state);
- switch (type) {
+ switch (hc32_to_cpu(ehci, type)) {
case Q_TYPE_QH:
/* handle any completions */
temp.qh = qh_get (q.qh);
- type = Q_NEXT_TYPE (q.qh->hw_next);
+ type = Q_NEXT_TYPE(ehci, q.qh->hw_next);
q = q.qh->qh_next;
modified = qh_completions (ehci, temp.qh);
if (unlikely (list_empty (&temp.qh->qtd_list)))
@@ -2266,10 +2276,10 @@ restart:
/* for "save place" FSTNs, look at QH entries
* in the previous frame for completions.
*/
- if (q.fstn->hw_prev != EHCI_LIST_END) {
+ if (q.fstn->hw_prev != EHCI_LIST_END(ehci)) {
dbg ("ignoring completions from FSTNs");
}
- type = Q_NEXT_TYPE (q.fstn->hw_next);
+ type = Q_NEXT_TYPE(ehci, q.fstn->hw_next);
q = q.fstn->fstn_next;
break;
case Q_TYPE_ITD:
@@ -2277,11 +2287,12 @@ restart:
rmb ();
for (uf = live ? uframes : 8; uf < 8; uf++) {
if (0 == (q.itd->hw_transaction [uf]
- & ITD_ACTIVE))
+ & ITD_ACTIVE(ehci)))
continue;
q_p = &q.itd->itd_next;
hw_p = &q.itd->hw_next;
- type = Q_NEXT_TYPE (q.itd->hw_next);
+ type = Q_NEXT_TYPE(ehci,
+ q.itd->hw_next);
q = *q_p;
break;
}
@@ -2293,23 +2304,24 @@ restart:
*/
*q_p = q.itd->itd_next;
*hw_p = q.itd->hw_next;
- type = Q_NEXT_TYPE (q.itd->hw_next);
+ type = Q_NEXT_TYPE(ehci, q.itd->hw_next);
wmb();
modified = itd_complete (ehci, q.itd);
q = *q_p;
break;
case Q_TYPE_SITD:
- if ((q.sitd->hw_results & SITD_ACTIVE)
+ if ((q.sitd->hw_results & SITD_ACTIVE(ehci))
&& live) {
q_p = &q.sitd->sitd_next;
hw_p = &q.sitd->hw_next;
- type = Q_NEXT_TYPE (q.sitd->hw_next);
+ type = Q_NEXT_TYPE(ehci,
+ q.sitd->hw_next);
q = *q_p;
break;
}
*q_p = q.sitd->sitd_next;
*hw_p = q.sitd->hw_next;
- type = Q_NEXT_TYPE (q.sitd->hw_next);
+ type = Q_NEXT_TYPE(ehci, q.sitd->hw_next);
wmb();
modified = sitd_complete (ehci, q.sitd);
q = *q_p;
generated by cgit v1.2.3 (git 2.25.1) at 2024-07-12 05:39:08 +0000