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authorGreg Kroah-Hartman <gregkh@linuxfoundation.org>2023-10-16 17:36:12 +0200
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2023-10-16 17:36:12 +0200
commitd0d27ef87e1ca974ed93ed4f7d3c123cbd392ba6 (patch)
treef7c3e3259579973c896c634e2bdabed31a171395 /drivers/usb/musb
parent1034cc423f1b4a7a9a56d310ca980fcd2753e11d (diff)
parent58720809f52779dc0f08e53e54b014209d13eebb (diff)
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Merge 6.6-rc6 into usb-next
We need the USB and Thunderbolt fixes in here as well. Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/usb/musb')
-rw-r--r--drivers/usb/musb/musb_debugfs.c2
-rw-r--r--drivers/usb/musb/musb_host.c9
2 files changed, 9 insertions, 2 deletions
diff --git a/drivers/usb/musb/musb_debugfs.c b/drivers/usb/musb/musb_debugfs.c
index 78c726a71b17..2d623284edf6 100644
--- a/drivers/usb/musb/musb_debugfs.c
+++ b/drivers/usb/musb/musb_debugfs.c
@@ -39,7 +39,7 @@ static const struct musb_register_map musb_regmap[] = {
{ "IntrUsbE", MUSB_INTRUSBE, 8 },
{ "DevCtl", MUSB_DEVCTL, 8 },
{ "VControl", 0x68, 32 },
- { "HWVers", 0x69, 16 },
+ { "HWVers", MUSB_HWVERS, 16 },
{ "LinkInfo", MUSB_LINKINFO, 8 },
{ "VPLen", MUSB_VPLEN, 8 },
{ "HS_EOF1", MUSB_HS_EOF1, 8 },
diff --git a/drivers/usb/musb/musb_host.c b/drivers/usb/musb/musb_host.c
index a02c29216955..bc4507781167 100644
--- a/drivers/usb/musb/musb_host.c
+++ b/drivers/usb/musb/musb_host.c
@@ -321,10 +321,16 @@ static void musb_advance_schedule(struct musb *musb, struct urb *urb,
musb_giveback(musb, urb, status);
qh->is_ready = ready;
+ /*
+ * musb->lock had been unlocked in musb_giveback, so qh may
+ * be freed, need to get it again
+ */
+ qh = musb_ep_get_qh(hw_ep, is_in);
+
/* reclaim resources (and bandwidth) ASAP; deschedule it, and
* invalidate qh as soon as list_empty(&hep->urb_list)
*/
- if (list_empty(&qh->hep->urb_list)) {
+ if (qh && list_empty(&qh->hep->urb_list)) {
struct list_head *head;
struct dma_controller *dma = musb->dma_controller;
@@ -2398,6 +2404,7 @@ static int musb_urb_dequeue(struct usb_hcd *hcd, struct urb *urb, int status)
* and its URB list has emptied, recycle this qh.
*/
if (ready && list_empty(&qh->hep->urb_list)) {
+ musb_ep_set_qh(qh->hw_ep, is_in, NULL);
qh->hep->hcpriv = NULL;
list_del(&qh->ring);
kfree(qh);