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authorBartosz Golaszewski <bartosz.golaszewski@linaro.org>2024-02-12 10:12:41 +0100
committerBartosz Golaszewski <bartosz.golaszewski@linaro.org>2024-02-12 10:12:41 +0100
commit104e00bbc76fc2a0fe887649d01d9c15f0e08021 (patch)
tree40deeae5026da7aa54fae6c7b158bbb854a33520 /drivers/usb/gadget
parentaab5c6f200238ac45001bec3d5494fff8438a8dc (diff)
parent841c35169323cd833294798e58b9bf63fa4fa1de (diff)
Merge tag 'v6.8-rc4' into gpio/for-next
Linux 6.8-rc4 Pulling this for a bugfix upstream with which the gpio/for-next branch conflicts.
Diffstat (limited to 'drivers/usb/gadget')
-rw-r--r--drivers/usb/gadget/function/f_mass_storage.c20
-rw-r--r--drivers/usb/gadget/function/f_ncm.c8
-rw-r--r--drivers/usb/gadget/udc/pch_udc.c1
3 files changed, 22 insertions, 7 deletions
diff --git a/drivers/usb/gadget/function/f_mass_storage.c b/drivers/usb/gadget/function/f_mass_storage.c
index 722a3ab2b337..c265a1f62fc1 100644
--- a/drivers/usb/gadget/function/f_mass_storage.c
+++ b/drivers/usb/gadget/function/f_mass_storage.c
@@ -545,21 +545,37 @@ static int start_transfer(struct fsg_dev *fsg, struct usb_ep *ep,
static bool start_in_transfer(struct fsg_common *common, struct fsg_buffhd *bh)
{
+ int rc;
+
if (!fsg_is_set(common))
return false;
bh->state = BUF_STATE_SENDING;
- if (start_transfer(common->fsg, common->fsg->bulk_in, bh->inreq))
+ rc = start_transfer(common->fsg, common->fsg->bulk_in, bh->inreq);
+ if (rc) {
bh->state = BUF_STATE_EMPTY;
+ if (rc == -ESHUTDOWN) {
+ common->running = 0;
+ return false;
+ }
+ }
return true;
}
static bool start_out_transfer(struct fsg_common *common, struct fsg_buffhd *bh)
{
+ int rc;
+
if (!fsg_is_set(common))
return false;
bh->state = BUF_STATE_RECEIVING;
- if (start_transfer(common->fsg, common->fsg->bulk_out, bh->outreq))
+ rc = start_transfer(common->fsg, common->fsg->bulk_out, bh->outreq);
+ if (rc) {
bh->state = BUF_STATE_FULL;
+ if (rc == -ESHUTDOWN) {
+ common->running = 0;
+ return false;
+ }
+ }
return true;
}
diff --git a/drivers/usb/gadget/function/f_ncm.c b/drivers/usb/gadget/function/f_ncm.c
index a1575a0ca568..ca5d5f564998 100644
--- a/drivers/usb/gadget/function/f_ncm.c
+++ b/drivers/usb/gadget/function/f_ncm.c
@@ -105,8 +105,8 @@ static inline struct f_ncm *func_to_ncm(struct usb_function *f)
/*
* Although max mtu as dictated by u_ether is 15412 bytes, setting
- * max_segment_sizeto 15426 would not be efficient. If user chooses segment
- * size to be (>= 8192), then we can't aggregate more than one buffer in each
+ * max_segment_size to 15426 would not be efficient. If user chooses segment
+ * size to be (>= 8192), then we can't aggregate more than one buffer in each
* NTB (assuming each packet coming from network layer is >= 8192 bytes) as ep
* maxpacket limit is 16384. So let max_segment_size be limited to 8000 to allow
* at least 2 packets to be aggregated reducing wastage of NTB buffer space
@@ -1489,7 +1489,7 @@ static int ncm_bind(struct usb_configuration *c, struct usb_function *f)
ncm_data_intf.bInterfaceNumber = status;
ncm_union_desc.bSlaveInterface0 = status;
- ecm_desc.wMaxSegmentSize = ncm_opts->max_segment_size;
+ ecm_desc.wMaxSegmentSize = cpu_to_le16(ncm_opts->max_segment_size);
status = -ENODEV;
@@ -1685,7 +1685,7 @@ static struct usb_function_instance *ncm_alloc_inst(void)
kfree(opts);
return ERR_CAST(net);
}
- opts->max_segment_size = cpu_to_le16(ETH_FRAME_LEN);
+ opts->max_segment_size = ETH_FRAME_LEN;
INIT_LIST_HEAD(&opts->ncm_os_desc.ext_prop);
descs[0] = &opts->ncm_os_desc;
diff --git a/drivers/usb/gadget/udc/pch_udc.c b/drivers/usb/gadget/udc/pch_udc.c
index 4f8617210d85..169f72665739 100644
--- a/drivers/usb/gadget/udc/pch_udc.c
+++ b/drivers/usb/gadget/udc/pch_udc.c
@@ -274,7 +274,6 @@ struct pch_udc_cfg_data {
* @td_data: for data request
* @dev: reference to device struct
* @offset_addr: offset address of ep register
- * @desc: for this ep
* @queue: queue for requests
* @num: endpoint number
* @in: endpoint is IN