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path: root/target/linux/adm5120/patches-2.6.24/914-usb_reorganize_urb_status_use.patch
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Diffstat (limited to 'target/linux/adm5120/patches-2.6.24/914-usb_reorganize_urb_status_use.patch')
-rw-r--r--target/linux/adm5120/patches-2.6.24/914-usb_reorganize_urb_status_use.patch242
1 files changed, 0 insertions, 242 deletions
diff --git a/target/linux/adm5120/patches-2.6.24/914-usb_reorganize_urb_status_use.patch b/target/linux/adm5120/patches-2.6.24/914-usb_reorganize_urb_status_use.patch
deleted file mode 100644
index 79a53d8012..0000000000
--- a/target/linux/adm5120/patches-2.6.24/914-usb_reorganize_urb_status_use.patch
+++ /dev/null
@@ -1,242 +0,0 @@
-Index: linux-2.6.24/drivers/usb/host/adm5120-dbg.c
-===================================================================
---- linux-2.6.24.orig/drivers/usb/host/adm5120-dbg.c
-+++ linux-2.6.24/drivers/usb/host/adm5120-dbg.c
-@@ -82,7 +82,7 @@ static inline char *td_togglestring(u32
- * 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 ur
- }
-
- #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 ur
- 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 ur
- 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 */
-Index: linux-2.6.24/drivers/usb/host/adm5120-hcd.c
-===================================================================
---- linux-2.6.24.orig/drivers/usb/host/adm5120-hcd.c
-+++ linux-2.6.24/drivers/usb/host/adm5120-hcd.c
-@@ -96,7 +96,7 @@ static int admhc_urb_enqueue(struct usb_
-
- #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
-
-@@ -208,8 +208,8 @@ 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.
- */
-@@ -223,7 +223,7 @@ static int admhc_urb_dequeue(struct usb_
- spin_lock_irqsave(&ahcd->lock, flags);
-
- #ifdef ADMHC_VERBOSE_DEBUG
-- urb_print(ahcd, urb, "DEQUEUE", 1);
-+ urb_print(ahcd, urb, "DEQUEUE", 1, status);
- #endif
- ret = usb_hcd_check_unlink_urb(hcd, urb, status);
- if (ret) {
-@@ -247,7 +247,7 @@ static int admhc_urb_dequeue(struct usb_
- * 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);
-
-Index: linux-2.6.24/drivers/usb/host/adm5120-pm.c
-===================================================================
---- linux-2.6.24.orig/drivers/usb/host/adm5120-pm.c
-+++ linux-2.6.24/drivers/usb/host/adm5120-pm.c
-@@ -383,9 +383,8 @@ static int admhc_restart(struct admhcd *
- 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);
-Index: linux-2.6.24/drivers/usb/host/adm5120-q.c
-===================================================================
---- linux-2.6.24.orig/drivers/usb/host/adm5120-q.c
-+++ linux-2.6.24/drivers/usb/host/adm5120-q.c
-@@ -23,16 +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);
-
-- spin_lock(&urb->lock);
-- if (likely(urb->status == -EINPROGRESS))
-- urb->status = 0;
-- spin_unlock(&urb->lock);
-+ if (likely(status == -EINPROGRESS))
-+ status = 0;
-
- switch (usb_pipetype(urb->pipe)) {
- case PIPE_ISOCHRONOUS:
-@@ -44,12 +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);
-+ urb->status = status;
- usb_hcd_giveback_urb(admhcd_to_hcd(ahcd), urb);
- spin_lock(&ahcd->lock);
- }
-@@ -557,9 +556,7 @@ static void td_submit_urb(struct admhcd
- * 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;
-@@ -568,6 +565,7 @@ static int td_done(struct admhcd *ahcd,
- 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);
-@@ -582,10 +580,9 @@ static int td_done(struct admhcd *ahcd,
- /* 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 {
-@@ -614,11 +611,9 @@ static int td_done(struct admhcd *ahcd,
- && !(urb->transfer_flags & URB_SHORT_NOT_OK))
- cc = TD_CC_NOERROR;
-
-- if (cc != TD_CC_NOERROR && cc < TD_CC_HCD0) {
-- spin_lock(&urb->lock);
-- 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) {
-@@ -636,7 +631,7 @@ static int td_done(struct admhcd *ahcd,
- list_del(&td->td_list);
- urb_priv->td_idx++;
-
-- return cc;
-+ return status;
- }
-
- /*-------------------------------------------------------------------------*/
-@@ -771,6 +766,7 @@ 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;
-@@ -792,12 +788,12 @@ 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))
-@@ -895,13 +891,13 @@ static void ed_update(struct admhcd *ahc
- 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);
-
-@@ -910,7 +906,7 @@ static void ed_update(struct admhcd *ahc
-
- /* 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)) {
generated by cgit v1.2.3 (git 2.25.1) at 2024-06-30 17:16:41 +0000