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USB fixes for 6.11-rc3

Browse source 
Here are a number of small USB driver fixes for reported issues for
 6.11-rc3.  Included in here are:
   - usb serial driver MODULE_DESCRIPTION() updates
   - usb serial driver fixes
   - typec driver fixes
   - usb-ip driver fix
   - gadget driver fixes
   - dt binding update
 
 All of these have been in linux-next with no reported issues.
 
 Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Merge tag 'usb-6.11-rc3' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb

Pull USB fixes from Greg KH:
 "Here are a number of small USB driver fixes for reported issues for
  6.11-rc3. Included in here are:

   - usb serial driver MODULE_DESCRIPTION() updates

   - usb serial driver fixes

   - typec driver fixes

   - usb-ip driver fix

   - gadget driver fixes

   - dt binding update

  All of these have been in linux-next with no reported issues"

* tag 'usb-6.11-rc3' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb:
  usb: typec: ucsi: Fix a deadlock in ucsi_send_command_common()
  usb: typec: tcpm: avoid sink goto SNK_UNATTACHED state if not received source capability message
  usb: gadget: f_fs: pull out f->disable() from ffs_func_set_alt()
  usb: gadget: f_fs: restore ffs_func_disable() functionality
  USB: serial: debug: do not echo input by default
  usb: typec: tipd: Delete extra semi-colon
  usb: typec: tipd: Fix dereferencing freeing memory in tps6598x_apply_patch()
  usb: gadget: u_serial: Set start_delayed during suspend
  usb: typec: tcpci: Fix error code in tcpci_check_std_output_cap()
  usb: typec: fsa4480: Check if the chip is really there
  usb: gadget: core: Check for unset descriptor
  usb: vhci-hcd: Do not drop references before new references are gained
  usb: gadget: u_audio: Check return codes from usb_ep_enable and config_ep_by_speed.
  usb: gadget: midi2: Fix the response for FB info with block 0xff
  dt-bindings: usb: microchip,usb2514: Add USB2517 compatible
  USB: serial: garmin_gps: use struct_size() to allocate pkt
  USB: serial: garmin_gps: annotate struct garmin_packet with __counted_by
  USB: serial: add missing MODULE_DESCRIPTION() macros
  USB: serial: spcp8x5: remove unused struct 'spcp8x5_usb_ctrl_arg'
This commit is contained in:
Linus Torvalds 2024-08-11 09:55:32 -07:00
commit cb2e5ee8e7
21 changed files with 119 additions and 59 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

1
Documentation/devicetree/bindings/usb/microchip,usb2514.yaml
View file

@ -18,6 +18,7 @@ properties:
- usb424,2412
- usb424,2417
- usb424,2514
- usb424,2517
reg: true

32
drivers/usb/gadget/function/f_fs.c
View file

@ -3734,11 +3734,9 @@ static int ffs_func_set_alt(struct usb_function *f,
if (alt > MAX_ALT_SETTINGS)
return -EINVAL;
if (alt != (unsigned)-1) {
intf = ffs_func_revmap_intf(func, interface);
if (intf < 0)
return intf;
}
intf = ffs_func_revmap_intf(func, interface);
if (intf < 0)
return intf;
if (ffs->func)
ffs_func_eps_disable(ffs->func);
@ -3753,12 +3751,6 @@ static int ffs_func_set_alt(struct usb_function *f,
if (ffs->state != FFS_ACTIVE)
return -ENODEV;
if (alt == (unsigned)-1) {
ffs->func = NULL;
ffs_event_add(ffs, FUNCTIONFS_DISABLE);
return 0;
}
ffs->func = func;
ret = ffs_func_eps_enable(func);
if (ret >= 0) {
@ -3770,7 +3762,23 @@ static int ffs_func_set_alt(struct usb_function *f,
static void ffs_func_disable(struct usb_function *f)
{
ffs_func_set_alt(f, 0, (unsigned)-1);
struct ffs_function *func = ffs_func_from_usb(f);
struct ffs_data *ffs = func->ffs;
if (ffs->func)
ffs_func_eps_disable(ffs->func);
if (ffs->state == FFS_DEACTIVATED) {
ffs->state = FFS_CLOSING;
INIT_WORK(&ffs->reset_work, ffs_reset_work);
schedule_work(&ffs->reset_work);
return;
}
if (ffs->state == FFS_ACTIVE) {
ffs->func = NULL;
ffs_event_add(ffs, FUNCTIONFS_DISABLE);
}
}
static int ffs_func_setup(struct usb_function *f,

21
drivers/usb/gadget/function/f_midi2.c
View file

@ -642,12 +642,21 @@ static void process_ump_stream_msg(struct f_midi2_ep *ep, const u32 *data)
if (format)
return; // invalid
blk = (*data >> 8) & 0xff;
if (blk >= ep->num_blks)
return;
if (*data & UMP_STREAM_MSG_REQUEST_FB_INFO)
reply_ump_stream_fb_info(ep, blk);
if (*data & UMP_STREAM_MSG_REQUEST_FB_NAME)
reply_ump_stream_fb_name(ep, blk);
if (blk == 0xff) {
/* inquiry for all blocks */
for (blk = 0; blk < ep->num_blks; blk++) {
if (*data & UMP_STREAM_MSG_REQUEST_FB_INFO)
reply_ump_stream_fb_info(ep, blk);
if (*data & UMP_STREAM_MSG_REQUEST_FB_NAME)
reply_ump_stream_fb_name(ep, blk);
}
} else if (blk < ep->num_blks) {
/* only the specified block */
if (*data & UMP_STREAM_MSG_REQUEST_FB_INFO)
reply_ump_stream_fb_info(ep, blk);
if (*data & UMP_STREAM_MSG_REQUEST_FB_NAME)
reply_ump_stream_fb_name(ep, blk);
}
return;
}
}

42
drivers/usb/gadget/function/u_audio.c
View file

@ -592,16 +592,25 @@ int u_audio_start_capture(struct g_audio *audio_dev)
struct usb_ep *ep, *ep_fback;
struct uac_rtd_params *prm;
struct uac_params *params = &audio_dev->params;
int req_len, i;
int req_len, i, ret;
prm = &uac->c_prm;
dev_dbg(dev, "start capture with rate %d\n", prm->srate);
ep = audio_dev->out_ep;
config_ep_by_speed(gadget, &audio_dev->func, ep);
ret = config_ep_by_speed(gadget, &audio_dev->func, ep);
if (ret < 0) {
dev_err(dev, "config_ep_by_speed for out_ep failed (%d)\n", ret);
return ret;
}
req_len = ep->maxpacket;
prm->ep_enabled = true;
usb_ep_enable(ep);
ret = usb_ep_enable(ep);
if (ret < 0) {
dev_err(dev, "usb_ep_enable failed for out_ep (%d)\n", ret);
return ret;
}
for (i = 0; i < params->req_number; i++) {
if (!prm->reqs[i]) {
@ -629,9 +638,18 @@ int u_audio_start_capture(struct g_audio *audio_dev)
return 0;
/* Setup feedback endpoint */
config_ep_by_speed(gadget, &audio_dev->func, ep_fback);
ret = config_ep_by_speed(gadget, &audio_dev->func, ep_fback);
if (ret < 0) {
dev_err(dev, "config_ep_by_speed in_ep_fback failed (%d)\n", ret);
return ret; // TODO: Clean up out_ep
}
prm->fb_ep_enabled = true;
usb_ep_enable(ep_fback);
ret = usb_ep_enable(ep_fback);
if (ret < 0) {
dev_err(dev, "usb_ep_enable failed for in_ep_fback (%d)\n", ret);
return ret; // TODO: Clean up out_ep
}
req_len = ep_fback->maxpacket;
req_fback = usb_ep_alloc_request(ep_fback, GFP_ATOMIC);
@ -687,13 +705,17 @@ int u_audio_start_playback(struct g_audio *audio_dev)
struct uac_params *params = &audio_dev->params;
unsigned int factor;
const struct usb_endpoint_descriptor *ep_desc;
int req_len, i;
int req_len, i, ret;
unsigned int p_pktsize;
prm = &uac->p_prm;
dev_dbg(dev, "start playback with rate %d\n", prm->srate);
ep = audio_dev->in_ep;
config_ep_by_speed(gadget, &audio_dev->func, ep);
ret = config_ep_by_speed(gadget, &audio_dev->func, ep);
if (ret < 0) {
dev_err(dev, "config_ep_by_speed for in_ep failed (%d)\n", ret);
return ret;
}
ep_desc = ep->desc;
/*
@ -720,7 +742,11 @@ int u_audio_start_playback(struct g_audio *audio_dev)
uac->p_residue_mil = 0;
prm->ep_enabled = true;
usb_ep_enable(ep);
ret = usb_ep_enable(ep);
if (ret < 0) {
dev_err(dev, "usb_ep_enable failed for in_ep (%d)\n", ret);
return ret;
}
for (i = 0; i < params->req_number; i++) {
if (!prm->reqs[i]) {

1
drivers/usb/gadget/function/u_serial.c
View file

@ -1441,6 +1441,7 @@ void gserial_suspend(struct gserial *gser)
spin_lock(&port->port_lock);
spin_unlock(&serial_port_lock);
port->suspended = true;
port->start_delayed = true;
spin_unlock_irqrestore(&port->port_lock, flags);
}
EXPORT_SYMBOL_GPL(gserial_suspend);

10
drivers/usb/gadget/udc/core.c
View file

@ -118,12 +118,10 @@ int usb_ep_enable(struct usb_ep *ep)
goto out;
/* UDC drivers can't handle endpoints with maxpacket size 0 */
if (usb_endpoint_maxp(ep->desc) == 0) {
/*
* We should log an error message here, but we can't call
* dev_err() because there's no way to find the gadget
* given only ep.
*/
if (!ep->desc || usb_endpoint_maxp(ep->desc) == 0) {
WARN_ONCE(1, "%s: ep%d (%s) has %s\n", __func__, ep->address, ep->name,
(!ep->desc) ? "NULL descriptor" : "maxpacket 0");
ret = -EINVAL;
goto out;
}

1
drivers/usb/serial/ch341.c
View file

@ -863,4 +863,5 @@ static struct usb_serial_driver * const serial_drivers[] = {
module_usb_serial_driver(serial_drivers, id_table);
MODULE_DESCRIPTION("Winchiphead CH341 USB Serial driver");
MODULE_LICENSE("GPL v2");

5
drivers/usb/serial/garmin_gps.c
View file

@ -104,7 +104,7 @@ struct garmin_packet {
int seq;
/* the real size of the data array, always > 0 */
int size;
__u8 data[];
__u8 data[] __counted_by(size);
};
/* structure used to keep the current state of the driver */
@ -267,8 +267,7 @@ static int pkt_add(struct garmin_data *garmin_data_p,
/* process only packets containing data ... */
if (data_length) {
pkt = kmalloc(sizeof(struct garmin_packet)+data_length,
GFP_ATOMIC);
pkt = kmalloc(struct_size(pkt, data, data_length), GFP_ATOMIC);
if (!pkt)
return 0;

1
drivers/usb/serial/mxuport.c
View file

@ -1315,4 +1315,5 @@ module_usb_serial_driver(serial_drivers, mxuport_idtable);
MODULE_AUTHOR("Andrew Lunn <andrew@lunn.ch>");
MODULE_AUTHOR("<support@moxa.com>");
MODULE_DESCRIPTION("Moxa UPORT USB Serial driver");
MODULE_LICENSE("GPL");

1
drivers/usb/serial/navman.c
View file

@ -112,4 +112,5 @@ static struct usb_serial_driver * const serial_drivers[] = {
module_usb_serial_driver(serial_drivers, id_table);
MODULE_DESCRIPTION("Navman USB Serial driver");
MODULE_LICENSE("GPL v2");

1
drivers/usb/serial/qcaux.c
View file

@ -84,4 +84,5 @@ static struct usb_serial_driver * const serial_drivers[] = {
};
module_usb_serial_driver(serial_drivers, id_table);
MODULE_DESCRIPTION("Qualcomm USB Auxiliary Serial Port driver");
MODULE_LICENSE("GPL v2");

10
drivers/usb/serial/spcp8x5.c
View file

@ -49,16 +49,6 @@ static const struct usb_device_id id_table[] = {
};
MODULE_DEVICE_TABLE(usb, id_table);
struct spcp8x5_usb_ctrl_arg {
u8 type;
u8 cmd;
u8 cmd_type;
u16 value;
u16 index;
u16 length;
};
/* spcp8x5 spec register define */
#define MCR_CONTROL_LINE_RTS 0x02
#define MCR_CONTROL_LINE_DTR 0x01

1
drivers/usb/serial/symbolserial.c
View file

@ -190,4 +190,5 @@ static struct usb_serial_driver * const serial_drivers[] = {
module_usb_serial_driver(serial_drivers, id_table);
MODULE_DESCRIPTION("Symbol USB barcode to serial driver");
MODULE_LICENSE("GPL v2");

1
drivers/usb/serial/usb-serial-simple.c
View file

@ -163,4 +163,5 @@ static const struct usb_device_id id_table[] = {
MODULE_DEVICE_TABLE(usb, id_table);
module_usb_serial_driver(serial_drivers, id_table);
MODULE_DESCRIPTION("USB Serial 'Simple' driver");
MODULE_LICENSE("GPL v2");

8
drivers/usb/serial/usb_debug.c
View file

@ -76,6 +76,11 @@ static void usb_debug_process_read_urb(struct urb *urb)
usb_serial_generic_process_read_urb(urb);
}
static void usb_debug_init_termios(struct tty_struct *tty)
{
tty->termios.c_lflag &= ~(ECHO | ECHONL);
}
static struct usb_serial_driver debug_device = {
.driver = {
.owner = THIS_MODULE,
@ -85,6 +90,7 @@ static struct usb_serial_driver debug_device = {
.num_ports = 1,
.bulk_out_size = USB_DEBUG_MAX_PACKET_SIZE,
.break_ctl = usb_debug_break_ctl,
.init_termios = usb_debug_init_termios,
.process_read_urb = usb_debug_process_read_urb,
};
@ -96,6 +102,7 @@ static struct usb_serial_driver dbc_device = {
.id_table = dbc_id_table,
.num_ports = 1,
.break_ctl = usb_debug_break_ctl,
.init_termios = usb_debug_init_termios,
.process_read_urb = usb_debug_process_read_urb,
};
@ -104,4 +111,5 @@ static struct usb_serial_driver * const serial_drivers[] = {
};
module_usb_serial_driver(serial_drivers, id_table_combined);
MODULE_DESCRIPTION("USB Debug cable driver");
MODULE_LICENSE("GPL v2");

14
drivers/usb/typec/mux/fsa4480.c
View file

@ -13,6 +13,10 @@
#include <linux/usb/typec_dp.h>
#include <linux/usb/typec_mux.h>
#define FSA4480_DEVICE_ID 0x00
#define FSA4480_DEVICE_ID_VENDOR_ID GENMASK(7, 6)
#define FSA4480_DEVICE_ID_VERSION_ID GENMASK(5, 3)
#define FSA4480_DEVICE_ID_REV_ID GENMASK(2, 0)
#define FSA4480_SWITCH_ENABLE 0x04
#define FSA4480_SWITCH_SELECT 0x05
#define FSA4480_SWITCH_STATUS1 0x07
@ -251,6 +255,7 @@ static int fsa4480_probe(struct i2c_client *client)
struct typec_switch_desc sw_desc = { };
struct typec_mux_desc mux_desc = { };
struct fsa4480 *fsa;
int val = 0;
int ret;
fsa = devm_kzalloc(dev, sizeof(*fsa), GFP_KERNEL);
@ -268,6 +273,15 @@ static int fsa4480_probe(struct i2c_client *client)
if (IS_ERR(fsa->regmap))
return dev_err_probe(dev, PTR_ERR(fsa->regmap), "failed to initialize regmap\n");
ret = regmap_read(fsa->regmap, FSA4480_DEVICE_ID, &val);
if (ret || !val)
return dev_err_probe(dev, -ENODEV, "FSA4480 not found\n");
dev_dbg(dev, "Found FSA4480 v%lu.%lu (Vendor ID = %lu)\n",
FIELD_GET(FSA4480_DEVICE_ID_VERSION_ID, val),
FIELD_GET(FSA4480_DEVICE_ID_REV_ID, val),
FIELD_GET(FSA4480_DEVICE_ID_VENDOR_ID, val));
/* Safe mode */
fsa->cur_enable = FSA4480_ENABLE_DEVICE | FSA4480_ENABLE_USB;
fsa->mode = TYPEC_STATE_SAFE;

2
drivers/usb/typec/tcpm/tcpci.c
View file

@ -67,7 +67,7 @@ static int tcpci_write16(struct tcpci *tcpci, unsigned int reg, u16 val)
return regmap_raw_write(tcpci->regmap, reg, &val, sizeof(u16));
}
static bool tcpci_check_std_output_cap(struct regmap *regmap, u8 mask)
static int tcpci_check_std_output_cap(struct regmap *regmap, u8 mask)
{
unsigned int reg;
int ret;

2
drivers/usb/typec/tcpm/tcpm.c
View file

@ -4515,7 +4515,7 @@ static inline enum tcpm_state hard_reset_state(struct tcpm_port *port)
return ERROR_RECOVERY;
if (port->pwr_role == TYPEC_SOURCE)
return SRC_UNATTACHED;
if (port->state == SNK_WAIT_CAPABILITIES)
if (port->state == SNK_WAIT_CAPABILITIES_TIMEOUT)
return SNK_READY;
return SNK_UNATTACHED;
}

4
drivers/usb/typec/tipd/core.c
View file

@ -1191,14 +1191,14 @@ static int tps6598x_apply_patch(struct tps6598x *tps)
dev_info(tps->dev, "Firmware update succeeded\n");
release_fw:
release_firmware(fw);
if (ret) {
dev_err(tps->dev, "Failed to write patch %s of %zu bytes\n",
firmware_name, fw->size);
}
release_firmware(fw);
return ret;
};
}
static int cd321x_init(struct tps6598x *tps)
{

11
drivers/usb/typec/ucsi/ucsi.c
View file

@ -238,13 +238,10 @@ static int ucsi_send_command_common(struct ucsi *ucsi, u64 cmd,
mutex_lock(&ucsi->ppm_lock);
ret = ucsi_run_command(ucsi, cmd, &cci, data, size, conn_ack);
if (cci & UCSI_CCI_BUSY) {
ret = ucsi_run_command(ucsi, UCSI_CANCEL, &cci, NULL, 0, false);
return ret ? ret : -EBUSY;
}
if (cci & UCSI_CCI_ERROR)
return ucsi_read_error(ucsi, connector_num);
if (cci & UCSI_CCI_BUSY)
ret = ucsi_run_command(ucsi, UCSI_CANCEL, &cci, NULL, 0, false) ?: -EBUSY;
else if (cci & UCSI_CCI_ERROR)
ret = ucsi_read_error(ucsi, connector_num);
mutex_unlock(&ucsi->ppm_lock);
return ret;

9
drivers/usb/usbip/vhci_hcd.c
View file

@ -745,6 +745,7 @@ static int vhci_urb_enqueue(struct usb_hcd *hcd, struct urb *urb, gfp_t mem_flag
*
*/
if (usb_pipedevice(urb->pipe) == 0) {
struct usb_device *old;
__u8 type = usb_pipetype(urb->pipe);
struct usb_ctrlrequest *ctrlreq =
(struct usb_ctrlrequest *) urb->setup_packet;
@ -755,14 +756,15 @@ static int vhci_urb_enqueue(struct usb_hcd *hcd, struct urb *urb, gfp_t mem_flag
goto no_need_xmit;
}
old = vdev->udev;
switch (ctrlreq->bRequest) {
case USB_REQ_SET_ADDRESS:
/* set_address may come when a device is reset */
dev_info(dev, "SetAddress Request (%d) to port %d\n",
ctrlreq->wValue, vdev->rhport);
usb_put_dev(vdev->udev);
vdev->udev = usb_get_dev(urb->dev);
usb_put_dev(old);
spin_lock(&vdev->ud.lock);
vdev->ud.status = VDEV_ST_USED;
@ -781,8 +783,8 @@ static int vhci_urb_enqueue(struct usb_hcd *hcd, struct urb *urb, gfp_t mem_flag
usbip_dbg_vhci_hc(
"Not yet?:Get_Descriptor to device 0 (get max pipe size)\n");
usb_put_dev(vdev->udev);
vdev->udev = usb_get_dev(urb->dev);
usb_put_dev(old);
goto out;
default:
@ -1067,6 +1069,7 @@ static void vhci_shutdown_connection(struct usbip_device *ud)
static void vhci_device_reset(struct usbip_device *ud)
{
struct vhci_device *vdev = container_of(ud, struct vhci_device, ud);
struct usb_device *old = vdev->udev;
unsigned long flags;
spin_lock_irqsave(&ud->lock, flags);
@ -1074,8 +1077,8 @@ static void vhci_device_reset(struct usbip_device *ud)
vdev->speed = 0;
vdev->devid = 0;
usb_put_dev(vdev->udev);
vdev->udev = NULL;
usb_put_dev(old);
if (ud->tcp_socket) {
sockfd_put(ud->tcp_socket);