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| author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-05-07 02:25:19 +0000 |
|---|---|---|
| committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-05-07 02:25:19 +0000 |
| commit | 68b7faa497774b94377d3a8215d917bd006eae0b (patch) | |
| tree | bab1434b47a284ca2893dcc0b908d1b95d982e7c /drivers/usb/core | |
| parent | Adding upstream version 6.1.85. (diff) | |
| download | linux-upstream/6.1.90.tar.xz linux-upstream/6.1.90.zip | |
Adding upstream version 6.1.90.upstream/6.1.90upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'drivers/usb/core')
| -rw-r--r-- | drivers/usb/core/hub.c | 15 | ||||
| -rw-r--r-- | drivers/usb/core/port.c | 4 | ||||
| -rw-r--r-- | drivers/usb/core/quirks.c | 7 |
3 files changed, 23 insertions, 3 deletions
diff --git a/drivers/usb/core/hub.c b/drivers/usb/core/hub.c index b1fb04e52..dea110241 100644 --- a/drivers/usb/core/hub.c +++ b/drivers/usb/core/hub.c @@ -60,6 +60,12 @@ #define USB_PING_RESPONSE_TIME 400 /* ns */ #define USB_REDUCE_FRAME_INTR_BINTERVAL 9 +/* + * The SET_ADDRESS request timeout will be 500 ms when + * USB_QUIRK_SHORT_SET_ADDRESS_REQ_TIMEOUT quirk flag is set. + */ +#define USB_SHORT_SET_ADDRESS_REQ_TIMEOUT 500 /* ms */ + /* Protect struct usb_device->state and ->children members * Note: Both are also protected by ->dev.sem, except that ->state can * change to USB_STATE_NOTATTACHED even when the semaphore isn't held. */ @@ -4648,7 +4654,12 @@ EXPORT_SYMBOL_GPL(usb_ep0_reinit); static int hub_set_address(struct usb_device *udev, int devnum) { int retval; + unsigned int timeout_ms = USB_CTRL_SET_TIMEOUT; struct usb_hcd *hcd = bus_to_hcd(udev->bus); + struct usb_hub *hub = usb_hub_to_struct_hub(udev->parent); + + if (hub->hdev->quirks & USB_QUIRK_SHORT_SET_ADDRESS_REQ_TIMEOUT) + timeout_ms = USB_SHORT_SET_ADDRESS_REQ_TIMEOUT; /* * The host controller will choose the device address, @@ -4661,11 +4672,11 @@ static int hub_set_address(struct usb_device *udev, int devnum) if (udev->state != USB_STATE_DEFAULT) return -EINVAL; if (hcd->driver->address_device) - retval = hcd->driver->address_device(hcd, udev); + retval = hcd->driver->address_device(hcd, udev, timeout_ms); else retval = usb_control_msg(udev, usb_sndaddr0pipe(), USB_REQ_SET_ADDRESS, 0, devnum, 0, - NULL, 0, USB_CTRL_SET_TIMEOUT); + NULL, 0, timeout_ms); if (retval == 0) { update_devnum(udev, devnum); /* Device now using proper address. */ diff --git a/drivers/usb/core/port.c b/drivers/usb/core/port.c index e91fa567d..93a63b7f1 100644 --- a/drivers/usb/core/port.c +++ b/drivers/usb/core/port.c @@ -409,8 +409,10 @@ static void usb_port_shutdown(struct device *dev) { struct usb_port *port_dev = to_usb_port(dev); - if (port_dev->child) + if (port_dev->child) { usb_disable_usb2_hardware_lpm(port_dev->child); + usb_unlocked_disable_lpm(port_dev->child); + } } static const struct dev_pm_ops usb_port_pm_ops = { diff --git a/drivers/usb/core/quirks.c b/drivers/usb/core/quirks.c index 15e9bd180..b4783574b 100644 --- a/drivers/usb/core/quirks.c +++ b/drivers/usb/core/quirks.c @@ -138,6 +138,9 @@ static int quirks_param_set(const char *value, const struct kernel_param *kp) case 'o': flags |= USB_QUIRK_HUB_SLOW_RESET; break; + case 'p': + flags |= USB_QUIRK_SHORT_SET_ADDRESS_REQ_TIMEOUT; + break; /* Ignore unrecognized flag characters */ } } @@ -527,6 +530,10 @@ static const struct usb_device_id usb_quirk_list[] = { { USB_DEVICE(0x2386, 0x350e), .driver_info = USB_QUIRK_NO_LPM }, + /* APTIV AUTOMOTIVE HUB */ + { USB_DEVICE(0x2c48, 0x0132), .driver_info = + USB_QUIRK_SHORT_SET_ADDRESS_REQ_TIMEOUT }, + /* DJI CineSSD */ { USB_DEVICE(0x2ca3, 0x0031), .driver_info = USB_QUIRK_NO_LPM }, |