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Subject: media: uvcvideo: Disable autosuspend for Insta360 Link Author: Ricardo Ribalda <riba...@chromium.org> Date: Fri Dec 2 17:48:52 2022 +0100 When the device suspends, it keeps power-cycling. The user notices it because the LED constanct oscillate between blue (ready) and no LED (off). <6>[95202.128542] usb 3-3-port4: attempt power cycle <6>[95206.070120] usb 3-3.4: new high-speed USB device number 49 using xhci_hcd <6>[95206.212027] usb 3-3.4: New USB device found, idVendor=2e1a, idProduct=4c01, bcdDevice= 2.00 <6>[95206.212044] usb 3-3.4: New USB device strings: Mfr=1, Product=2, SerialNumber=<Serial: 1> <6>[95206.212050] usb 3-3.4: Product: Insta360 Link <6>[95206.212075] usb 3-3.4: Manufacturer: Amba <7>[95206.214862] usb 3-3.4: GPIO lookup for consumer privacy <7>[95206.214866] usb 3-3.4: using lookup tables for GPIO lookup <7>[95206.214869] usb 3-3.4: No GPIO consumer privacy found <6>[95206.214871] usb 3-3.4: Found UVC 1.10 device Insta360 Link (2e1a:4c01) <3>[95206.217113] usb 3-3.4: Failed to query (GET_INFO) UVC control 14 on unit 1: -32 (exp. 1). <3>[95206.217733] usb 3-3.4: Failed to query (GET_INFO) UVC control 16 on unit 1: -32 (exp. 1). <4>[95206.223544] usb 3-3.4: Warning! Unlikely big volume range (=32767), cval->res is probably wrong. <4>[95206.223554] usb 3-3.4: [9] FU [Mic Capture Volume] ch = 1, val = -32768/-1/1 <6>[95210.698990] usb 3-3.4: USB disconnect, device number 49 <6>[95211.963090] usb 3-3.4: new high-speed USB device number 50 using xhci_hcd <6>[95212.657061] usb 3-3.4: new full-speed USB device number 51 using xhci_hcd <3>[95212.783119] usb 3-3.4: device descriptor read/64, error -32 <3>[95213.015076] usb 3-3.4: device descriptor read/64, error -32 <6>[95213.120358] usb 3-3-port4: attempt power cycle Bus 001 Device 009: ID 2e1a:4c01 Amba Insta360 Link Device Descriptor: bLength 18 bDescriptorType 1 bcdUSB 2.00 bDeviceClass 239 Miscellaneous Device bDeviceSubClass 2 bDeviceProtocol 1 Interface Association bMaxPacketSize0 64 idVendor 0x2e1a idProduct 0x4c01 bcdDevice 2.00 iManufacturer 1 Amba iProduct 2 Insta360 Link iSerial 0 bNumConfigurations 1 Signed-off-by: Ricardo Ribalda <riba...@chromium.org> Reviewed-by: Laurent Pinchart <laurent.pinch...@ideasonboard.com> Link: https://lore.kernel.org/r/20221101-instal-v1-0-d13d1331c...@chromium.org Signed-off-by: Laurent Pinchart <laurent.pinch...@ideasonboard.com> drivers/media/usb/uvc/uvc_driver.c | 14 +++++++++++++- drivers/media/usb/uvc/uvcvideo.h | 1 + 2 files changed, 14 insertions(+), 1 deletion(-) --- diff --git a/drivers/media/usb/uvc/uvc_driver.c b/drivers/media/usb/uvc/uvc_driver.c index 4bf21678149e..8fe24c98087e 100644 --- a/drivers/media/usb/uvc/uvc_driver.c +++ b/drivers/media/usb/uvc/uvc_driver.c @@ -2236,8 +2236,11 @@ static int uvc_probe(struct usb_interface *intf, if (dev->quirks & UVC_QUIRK_NO_RESET_RESUME) udev->quirks &= ~USB_QUIRK_RESET_RESUME; + if (!(dev->quirks & UVC_QUIRK_DISABLE_AUTOSUSPEND)) + usb_enable_autosuspend(udev); + uvc_dbg(dev, PROBE, "UVC device initialized\n"); - usb_enable_autosuspend(udev); + return 0; error: @@ -3043,6 +3046,15 @@ static const struct usb_device_id uvc_ids[] = { .bInterfaceSubClass = 1, .bInterfaceProtocol = UVC_PC_PROTOCOL_15, .driver_info = (kernel_ulong_t)&uvc_ctrl_power_line_uvc11 }, + /* Insta360 Link */ + { .match_flags = USB_DEVICE_ID_MATCH_DEVICE + | USB_DEVICE_ID_MATCH_INT_INFO, + .idVendor = 0x2e1a, + .idProduct = 0x4c01, + .bInterfaceClass = USB_CLASS_VIDEO, + .bInterfaceSubClass = 1, + .bInterfaceProtocol = 0, + .driver_info = UVC_INFO_QUIRK(UVC_QUIRK_DISABLE_AUTOSUSPEND) }, /* Lenovo Integrated Camera */ { .match_flags = USB_DEVICE_ID_MATCH_DEVICE | USB_DEVICE_ID_MATCH_INT_INFO, diff --git a/drivers/media/usb/uvc/uvcvideo.h b/drivers/media/usb/uvc/uvcvideo.h index 88218693f6f0..3653b2c8a86c 100644 --- a/drivers/media/usb/uvc/uvcvideo.h +++ b/drivers/media/usb/uvc/uvcvideo.h @@ -74,6 +74,7 @@ #define UVC_QUIRK_FORCE_BPP 0x00001000 #define UVC_QUIRK_WAKE_AUTOSUSPEND 0x00002000 #define UVC_QUIRK_NO_RESET_RESUME 0x00004000 +#define UVC_QUIRK_DISABLE_AUTOSUSPEND 0x00008000 /* Format flags */ #define UVC_FMT_FLAG_COMPRESSED 0x00000001
