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Date: Tue, 31 Oct 2023 02:25:45 +0200
From: Laurent Pinchart <laurent.pinchart@...asonboard.com>
To: Ricardo Ribalda <ribalda@...omium.org>
Cc: Mauro Carvalho Chehab <mchehab@...nel.org>,
linux-media@...r.kernel.org, linux-kernel@...r.kernel.org,
Yunke Cao <yunkec@...omium.org>
Subject: Re: [PATCH] media: uvcvideo: Fix power line control for SunplusIT
camera
Hi Ricardo,
Thank you for the patch.
On Sat, Oct 28, 2023 at 07:55:04AM +0000, Ricardo Ribalda wrote:
> The device does not implement the power line frequenyc control
s/frequenyc/frequency/
> correctly. It is a UVC 1.5 device, but implements the control as a UVC
> 1.1 device.
>
> Add the corresponding control mapping override.
>
> Bus 003 Device 002: ID 2b7e:b752 SunplusIT Inc HD Camera
> Device Descriptor:
> bLength 18
> bDescriptorType 1
> bcdUSB 2.01
> bDeviceClass 239 Miscellaneous Device
> bDeviceSubClass 2
> bDeviceProtocol 1 Interface Association
> bMaxPacketSize0 64
> idVendor 0x2b7e
> idProduct 0xb752
> bcdDevice 0.04
> iManufacturer 1 SunplusIT Inc
> iProduct 2 HD Camera
> iSerial 3 01.00.00
> bNumConfigurations 1
>
> Cc: Yunke Cao <yunkec@...omium.org>
> Signed-off-by: Ricardo Ribalda <ribalda@...omium.org>
Reviewed-by: Laurent Pinchart <laurent.pinchart@...asonboard.com>
No need to resend for the typo, I'll fix it locally.
> ---
> Bus 003 Device 002: ID 2b7e:b752 SunplusIT Inc HD Camera
> Device Descriptor:
> bLength 18
> bDescriptorType 1
> bcdUSB 2.01
> bDeviceClass 239 Miscellaneous Device
> bDeviceSubClass 2
> bDeviceProtocol 1 Interface Association
> bMaxPacketSize0 64
> idVendor 0x2b7e
> idProduct 0xb752
> bcdDevice 0.04
> iManufacturer 1 SunplusIT Inc
> iProduct 2 HD Camera
> iSerial 3 01.00.00
> bNumConfigurations 1
> Configuration Descriptor:
> bLength 9
> bDescriptorType 2
> wTotalLength 0x0309
> bNumInterfaces 3
> bConfigurationValue 1
> iConfiguration 0
> bmAttributes 0x80
> (Bus Powered)
> MaxPower 500mA
> Interface Association:
> bLength 8
> bDescriptorType 11
> bFirstInterface 0
> bInterfaceCount 2
> bFunctionClass 14 Video
> bFunctionSubClass 3 Video Interface Collection
> bFunctionProtocol 0
> iFunction 4 HD Camera
> Interface Descriptor:
> bLength 9
> bDescriptorType 4
> bInterfaceNumber 0
> bAlternateSetting 0
> bNumEndpoints 1
> bInterfaceClass 14 Video
> bInterfaceSubClass 1 Video Control
> bInterfaceProtocol 1
> iInterface 4 HD Camera
> VideoControl Interface Descriptor:
> bLength 13
> bDescriptorType 36
> bDescriptorSubtype 1 (HEADER)
> bcdUVC 1.50
> wTotalLength 0x006f
> dwClockFrequency 48.000000MHz
> bInCollection 1
> baInterfaceNr( 0) 1
> VideoControl Interface Descriptor:
> bLength 18
> bDescriptorType 36
> bDescriptorSubtype 2 (INPUT_TERMINAL)
> bTerminalID 1
> wTerminalType 0x0201 Camera Sensor
> bAssocTerminal 0
> iTerminal 0
> wObjectiveFocalLengthMin 0
> wObjectiveFocalLengthMax 0
> wOcularFocalLength 0
> bControlSize 3
> bmControls 0x0020000e
> Auto-Exposure Mode
> Auto-Exposure Priority
> Exposure Time (Absolute)
> Region of Interest
> VideoControl Interface Descriptor:
> bLength 13
> bDescriptorType 36
> bDescriptorSubtype 5 (PROCESSING_UNIT)
> bUnitID 2
> bSourceID 1
> wMaxMultiplier 16384
> bControlSize 3
> bmControls 0x0000177f
> Brightness
> Contrast
> Hue
> Saturation
> Sharpness
> Gamma
> White Balance Temperature
> Backlight Compensation
> Gain
> Power Line Frequency
> White Balance Temperature, Auto
> iProcessing 0
> bmVideoStandards 0x00
> VideoControl Interface Descriptor:
> bLength 29
> bDescriptorType 36
> bDescriptorSubtype 6 (EXTENSION_UNIT)
> bUnitID 3
> guidExtensionCode {0fb885c3-68c2-4547-90f7-8f47579d95fc}
> bNumControls 1
> bNrInPins 1
> baSourceID( 0) 2
> bControlSize 4
> bmControls( 0) 0x04
> bmControls( 1) 0x00
> bmControls( 2) 0x00
> bmControls( 3) 0x00
> iExtension 0
> VideoControl Interface Descriptor:
> bLength 29
> bDescriptorType 36
> bDescriptorSubtype 6 (EXTENSION_UNIT)
> bUnitID 4
> guidExtensionCode {63610682-5070-49ab-b8cc-b3855e8d221d}
> bNumControls 26
> bNrInPins 1
> baSourceID( 0) 3
> bControlSize 4
> bmControls( 0) 0xff
> bmControls( 1) 0xff
> bmControls( 2) 0x77
> bmControls( 3) 0x47
> iExtension 0
> VideoControl Interface Descriptor:
> bLength 9
> bDescriptorType 36
> bDescriptorSubtype 3 (OUTPUT_TERMINAL)
> bTerminalID 5
> wTerminalType 0x0101 USB Streaming
> bAssocTerminal 0
> bSourceID 4
> iTerminal 0
> Endpoint Descriptor:
> bLength 7
> bDescriptorType 5
> bEndpointAddress 0x87 EP 7 IN
> bmAttributes 3
> Transfer Type Interrupt
> Synch Type None
> Usage Type Data
> wMaxPacketSize 0x0010 1x 16 bytes
> bInterval 8
> Interface Descriptor:
> bLength 9
> bDescriptorType 4
> bInterfaceNumber 1
> bAlternateSetting 0
> bNumEndpoints 0
> bInterfaceClass 14 Video
> bInterfaceSubClass 2 Video Streaming
> bInterfaceProtocol 1
> iInterface 0
> VideoStreaming Interface Descriptor:
> bLength 15
> bDescriptorType 36
> bDescriptorSubtype 1 (INPUT_HEADER)
> bNumFormats 2
> wTotalLength 0x01a9
> bEndpointAddress 0x81 EP 1 IN
> bmInfo 0
> bTerminalLink 5
> bStillCaptureMethod 1
> bTriggerSupport 0
> bTriggerUsage 0
> bControlSize 1
> bmaControls( 0) 4
> bmaControls( 1) 0
> VideoStreaming Interface Descriptor:
> bLength 11
> bDescriptorType 36
> bDescriptorSubtype 6 (FORMAT_MJPEG)
> bFormatIndex 1
> bNumFrameDescriptors 6
> bFlags 1
> Fixed-size samples: Yes
> bDefaultFrameIndex 1
> bAspectRatioX 0
> bAspectRatioY 0
> bmInterlaceFlags 0x00
> Interlaced stream or variable: No
> Fields per frame: 1 fields
> Field 1 first: No
> Field pattern: Field 1 only
> bCopyProtect 0
> VideoStreaming Interface Descriptor:
> bLength 30
> bDescriptorType 36
> bDescriptorSubtype 7 (FRAME_MJPEG)
> bFrameIndex 1
> bmCapabilities 0x01
> Still image supported
> wWidth 1280
> wHeight 720
> dwMinBitRate 442368000
> dwMaxBitRate 442368000
> dwMaxVideoFrameBufferSize 1843200
> dwDefaultFrameInterval 333333
> bFrameIntervalType 1
> dwFrameInterval( 0) 333333
> VideoStreaming Interface Descriptor:
> bLength 30
> bDescriptorType 36
> bDescriptorSubtype 7 (FRAME_MJPEG)
> bFrameIndex 2
> bmCapabilities 0x01
> Still image supported
> wWidth 640
> wHeight 480
> dwMinBitRate 147456000
> dwMaxBitRate 147456000
> dwMaxVideoFrameBufferSize 614400
> dwDefaultFrameInterval 333333
> bFrameIntervalType 1
> dwFrameInterval( 0) 333333
> VideoStreaming Interface Descriptor:
> bLength 30
> bDescriptorType 36
> bDescriptorSubtype 7 (FRAME_MJPEG)
> bFrameIndex 3
> bmCapabilities 0x01
> Still image supported
> wWidth 640
> wHeight 360
> dwMinBitRate 110592000
> dwMaxBitRate 110592000
> dwMaxVideoFrameBufferSize 460800
> dwDefaultFrameInterval 333333
> bFrameIntervalType 1
> dwFrameInterval( 0) 333333
> VideoStreaming Interface Descriptor:
> bLength 30
> bDescriptorType 36
> bDescriptorSubtype 7 (FRAME_MJPEG)
> bFrameIndex 4
> bmCapabilities 0x01
> Still image supported
> wWidth 352
> wHeight 288
> dwMinBitRate 48660480
> dwMaxBitRate 48660480
> dwMaxVideoFrameBufferSize 202752
> dwDefaultFrameInterval 333333
> bFrameIntervalType 1
> dwFrameInterval( 0) 333333
> VideoStreaming Interface Descriptor:
> bLength 30
> bDescriptorType 36
> bDescriptorSubtype 7 (FRAME_MJPEG)
> bFrameIndex 5
> bmCapabilities 0x01
> Still image supported
> wWidth 320
> wHeight 240
> dwMinBitRate 36864000
> dwMaxBitRate 36864000
> dwMaxVideoFrameBufferSize 153600
> dwDefaultFrameInterval 333333
> bFrameIntervalType 1
> dwFrameInterval( 0) 333333
> VideoStreaming Interface Descriptor:
> bLength 30
> bDescriptorType 36
> bDescriptorSubtype 7 (FRAME_MJPEG)
> bFrameIndex 6
> bmCapabilities 0x01
> Still image supported
> wWidth 176
> wHeight 144
> dwMinBitRate 12165120
> dwMaxBitRate 12165120
> dwMaxVideoFrameBufferSize 50688
> dwDefaultFrameInterval 333333
> bFrameIntervalType 1
> dwFrameInterval( 0) 333333
> VideoStreaming Interface Descriptor:
> bLength 6
> bDescriptorType 36
> bDescriptorSubtype 13 (COLORFORMAT)
> bColorPrimaries 1 (BT.709,sRGB)
> bTransferCharacteristics 1 (BT.709)
> bMatrixCoefficients 4 (SMPTE 170M (BT.601))
> VideoStreaming Interface Descriptor:
> bLength 27
> bDescriptorType 36
> bDescriptorSubtype 4 (FORMAT_UNCOMPRESSED)
> bFormatIndex 2
> bNumFrameDescriptors 6
> guidFormat {32595559-0000-0010-8000-00aa00389b71}
> bBitsPerPixel 16
> bDefaultFrameIndex 1
> bAspectRatioX 0
> bAspectRatioY 0
> bmInterlaceFlags 0x00
> Interlaced stream or variable: No
> Fields per frame: 2 fields
> Field 1 first: No
> Field pattern: Field 1 only
> bCopyProtect 0
> VideoStreaming Interface Descriptor:
> bLength 30
> bDescriptorType 36
> bDescriptorSubtype 5 (FRAME_UNCOMPRESSED)
> bFrameIndex 1
> bmCapabilities 0x01
> Still image supported
> wWidth 1280
> wHeight 720
> dwMinBitRate 147456000
> dwMaxBitRate 147456000
> dwMaxVideoFrameBufferSize 1843200
> dwDefaultFrameInterval 1000000
> bFrameIntervalType 1
> dwFrameInterval( 0) 1000000
> VideoStreaming Interface Descriptor:
> bLength 30
> bDescriptorType 36
> bDescriptorSubtype 5 (FRAME_UNCOMPRESSED)
> bFrameIndex 2
> bmCapabilities 0x01
> Still image supported
> wWidth 640
> wHeight 480
> dwMinBitRate 147456000
> dwMaxBitRate 147456000
> dwMaxVideoFrameBufferSize 614400
> dwDefaultFrameInterval 333333
> bFrameIntervalType 1
> dwFrameInterval( 0) 333333
> VideoStreaming Interface Descriptor:
> bLength 30
> bDescriptorType 36
> bDescriptorSubtype 5 (FRAME_UNCOMPRESSED)
> bFrameIndex 3
> bmCapabilities 0x01
> Still image supported
> wWidth 640
> wHeight 360
> dwMinBitRate 110592000
> dwMaxBitRate 110592000
> dwMaxVideoFrameBufferSize 460800
> dwDefaultFrameInterval 333333
> bFrameIntervalType 1
> dwFrameInterval( 0) 333333
> VideoStreaming Interface Descriptor:
> bLength 30
> bDescriptorType 36
> bDescriptorSubtype 5 (FRAME_UNCOMPRESSED)
> bFrameIndex 4
> bmCapabilities 0x01
> Still image supported
> wWidth 352
> wHeight 288
> dwMinBitRate 48660480
> dwMaxBitRate 48660480
> dwMaxVideoFrameBufferSize 202752
> dwDefaultFrameInterval 333333
> bFrameIntervalType 1
> dwFrameInterval( 0) 333333
> VideoStreaming Interface Descriptor:
> bLength 30
> bDescriptorType 36
> bDescriptorSubtype 5 (FRAME_UNCOMPRESSED)
> bFrameIndex 5
> bmCapabilities 0x01
> Still image supported
> wWidth 320
> wHeight 240
> dwMinBitRate 36864000
> dwMaxBitRate 36864000
> dwMaxVideoFrameBufferSize 153600
> dwDefaultFrameInterval 333333
> bFrameIntervalType 1
> dwFrameInterval( 0) 333333
> VideoStreaming Interface Descriptor:
> bLength 30
> bDescriptorType 36
> bDescriptorSubtype 5 (FRAME_UNCOMPRESSED)
> bFrameIndex 6
> bmCapabilities 0x01
> Still image supported
> wWidth 176
> wHeight 144
> dwMinBitRate 12165120
> dwMaxBitRate 12165120
> dwMaxVideoFrameBufferSize 50688
> dwDefaultFrameInterval 333333
> bFrameIntervalType 1
> dwFrameInterval( 0) 333333
> VideoStreaming Interface Descriptor:
> bLength 6
> bDescriptorType 36
> bDescriptorSubtype 13 (COLORFORMAT)
> bColorPrimaries 1 (BT.709,sRGB)
> bTransferCharacteristics 1 (BT.709)
> bMatrixCoefficients 4 (SMPTE 170M (BT.601))
> Interface Descriptor:
> bLength 9
> bDescriptorType 4
> bInterfaceNumber 1
> bAlternateSetting 1
> bNumEndpoints 1
> bInterfaceClass 14 Video
> bInterfaceSubClass 2 Video Streaming
> bInterfaceProtocol 1
> iInterface 0
> Endpoint Descriptor:
> bLength 7
> bDescriptorType 5
> bEndpointAddress 0x81 EP 1 IN
> bmAttributes 5
> Transfer Type Isochronous
> Synch Type Asynchronous
> Usage Type Data
> wMaxPacketSize 0x00c0 1x 192 bytes
> bInterval 1
> Interface Descriptor:
> bLength 9
> bDescriptorType 4
> bInterfaceNumber 1
> bAlternateSetting 2
> bNumEndpoints 1
> bInterfaceClass 14 Video
> bInterfaceSubClass 2 Video Streaming
> bInterfaceProtocol 1
> iInterface 0
> Endpoint Descriptor:
> bLength 7
> bDescriptorType 5
> bEndpointAddress 0x81 EP 1 IN
> bmAttributes 5
> Transfer Type Isochronous
> Synch Type Asynchronous
> Usage Type Data
> wMaxPacketSize 0x0180 1x 384 bytes
> bInterval 1
> Interface Descriptor:
> bLength 9
> bDescriptorType 4
> bInterfaceNumber 1
> bAlternateSetting 3
> bNumEndpoints 1
> bInterfaceClass 14 Video
> bInterfaceSubClass 2 Video Streaming
> bInterfaceProtocol 1
> iInterface 0
> Endpoint Descriptor:
> bLength 7
> bDescriptorType 5
> bEndpointAddress 0x81 EP 1 IN
> bmAttributes 5
> Transfer Type Isochronous
> Synch Type Asynchronous
> Usage Type Data
> wMaxPacketSize 0x0200 1x 512 bytes
> bInterval 1
> Interface Descriptor:
> bLength 9
> bDescriptorType 4
> bInterfaceNumber 1
> bAlternateSetting 4
> bNumEndpoints 1
> bInterfaceClass 14 Video
> bInterfaceSubClass 2 Video Streaming
> bInterfaceProtocol 1
> iInterface 0
> Endpoint Descriptor:
> bLength 7
> bDescriptorType 5
> bEndpointAddress 0x81 EP 1 IN
> bmAttributes 5
> Transfer Type Isochronous
> Synch Type Asynchronous
> Usage Type Data
> wMaxPacketSize 0x0280 1x 640 bytes
> bInterval 1
> Interface Descriptor:
> bLength 9
> bDescriptorType 4
> bInterfaceNumber 1
> bAlternateSetting 5
> bNumEndpoints 1
> bInterfaceClass 14 Video
> bInterfaceSubClass 2 Video Streaming
> bInterfaceProtocol 1
> iInterface 0
> Endpoint Descriptor:
> bLength 7
> bDescriptorType 5
> bEndpointAddress 0x81 EP 1 IN
> bmAttributes 5
> Transfer Type Isochronous
> Synch Type Asynchronous
> Usage Type Data
> wMaxPacketSize 0x0320 1x 800 bytes
> bInterval 1
> Interface Descriptor:
> bLength 9
> bDescriptorType 4
> bInterfaceNumber 1
> bAlternateSetting 6
> bNumEndpoints 1
> bInterfaceClass 14 Video
> bInterfaceSubClass 2 Video Streaming
> bInterfaceProtocol 1
> iInterface 0
> Endpoint Descriptor:
> bLength 7
> bDescriptorType 5
> bEndpointAddress 0x81 EP 1 IN
> bmAttributes 5
> Transfer Type Isochronous
> Synch Type Asynchronous
> Usage Type Data
> wMaxPacketSize 0x03b0 1x 944 bytes
> bInterval 1
> Interface Descriptor:
> bLength 9
> bDescriptorType 4
> bInterfaceNumber 1
> bAlternateSetting 7
> bNumEndpoints 1
> bInterfaceClass 14 Video
> bInterfaceSubClass 2 Video Streaming
> bInterfaceProtocol 1
> iInterface 0
> Endpoint Descriptor:
> bLength 7
> bDescriptorType 5
> bEndpointAddress 0x81 EP 1 IN
> bmAttributes 5
> Transfer Type Isochronous
> Synch Type Asynchronous
> Usage Type Data
> wMaxPacketSize 0x0a80 2x 640 bytes
> bInterval 1
> Interface Descriptor:
> bLength 9
> bDescriptorType 4
> bInterfaceNumber 1
> bAlternateSetting 8
> bNumEndpoints 1
> bInterfaceClass 14 Video
> bInterfaceSubClass 2 Video Streaming
> bInterfaceProtocol 1
> iInterface 0
> Endpoint Descriptor:
> bLength 7
> bDescriptorType 5
> bEndpointAddress 0x81 EP 1 IN
> bmAttributes 5
> Transfer Type Isochronous
> Synch Type Asynchronous
> Usage Type Data
> wMaxPacketSize 0x0b20 2x 800 bytes
> bInterval 1
> Interface Descriptor:
> bLength 9
> bDescriptorType 4
> bInterfaceNumber 1
> bAlternateSetting 9
> bNumEndpoints 1
> bInterfaceClass 14 Video
> bInterfaceSubClass 2 Video Streaming
> bInterfaceProtocol 1
> iInterface 0
> Endpoint Descriptor:
> bLength 7
> bDescriptorType 5
> bEndpointAddress 0x81 EP 1 IN
> bmAttributes 5
> Transfer Type Isochronous
> Synch Type Asynchronous
> Usage Type Data
> wMaxPacketSize 0x0be0 2x 992 bytes
> bInterval 1
> Interface Descriptor:
> bLength 9
> bDescriptorType 4
> bInterfaceNumber 1
> bAlternateSetting 10
> bNumEndpoints 1
> bInterfaceClass 14 Video
> bInterfaceSubClass 2 Video Streaming
> bInterfaceProtocol 1
> iInterface 0
> Endpoint Descriptor:
> bLength 7
> bDescriptorType 5
> bEndpointAddress 0x81 EP 1 IN
> bmAttributes 5
> Transfer Type Isochronous
> Synch Type Asynchronous
> Usage Type Data
> wMaxPacketSize 0x13c0 3x 960 bytes
> bInterval 1
> Interface Descriptor:
> bLength 9
> bDescriptorType 4
> bInterfaceNumber 1
> bAlternateSetting 11
> bNumEndpoints 1
> bInterfaceClass 14 Video
> bInterfaceSubClass 2 Video Streaming
> bInterfaceProtocol 1
> iInterface 0
> Endpoint Descriptor:
> bLength 7
> bDescriptorType 5
> bEndpointAddress 0x81 EP 1 IN
> bmAttributes 5
> Transfer Type Isochronous
> Synch Type Asynchronous
> Usage Type Data
> wMaxPacketSize 0x13fc 3x 1020 bytes
> bInterval 1
> Interface Descriptor:
> bLength 9
> bDescriptorType 4
> bInterfaceNumber 2
> bAlternateSetting 0
> bNumEndpoints 0
> bInterfaceClass 254 Application Specific Interface
> bInterfaceSubClass 1 Device Firmware Update
> bInterfaceProtocol 1
> iInterface 12 APP Mode
> Device Firmware Upgrade Interface Descriptor:
> bLength 9
> bDescriptorType 33
> bmAttributes 15
> Will Detach
> Manifestation Tolerant
> Upload Supported
> Download Supported
> wDetachTimeout 2000 milliseconds
> wTransferSize 16 bytes
> bcdDFUVersion 1.10
> Binary Object Store Descriptor:
> bLength 5
> bDescriptorType 15
> wTotalLength 0x0029
> bNumDeviceCaps 2
> Platform Device Capability:
> bLength 28
> bDescriptorType 16
> bDevCapabilityType 5
> bReserved 0
> PlatformCapabilityUUID {d8dd60df-4589-4cc7-9cd2-659d9e648a9f}
> CapabilityData[0] 0x00
> CapabilityData[1] 0x00
> CapabilityData[2] 0x03
> CapabilityData[3] 0x06
> CapabilityData[4] 0x34
> CapabilityData[5] 0x03
> CapabilityData[6] 0x01
> CapabilityData[7] 0x00
> ** UNRECOGNIZED: 08 10 11 01 03 00 00 00
> Device Status: 0x0000
> (Bus Powered)
> ---
> drivers/media/usb/uvc/uvc_driver.c | 9 +++++++++
> 1 file changed, 9 insertions(+)
>
> diff --git a/drivers/media/usb/uvc/uvc_driver.c b/drivers/media/usb/uvc/uvc_driver.c
> index 08fcd2ffa727..8b2a11e40f77 100644
> --- a/drivers/media/usb/uvc/uvc_driver.c
> +++ b/drivers/media/usb/uvc/uvc_driver.c
> @@ -2994,6 +2994,15 @@ static const struct usb_device_id uvc_ids[] = {
> .bInterfaceSubClass = 1,
> .bInterfaceProtocol = 0,
> .driver_info = UVC_INFO_QUIRK(UVC_QUIRK_FORCE_BPP) },
> + /* SunplusIT Inc HD Camera */
> + { .match_flags = USB_DEVICE_ID_MATCH_DEVICE
> + | USB_DEVICE_ID_MATCH_INT_INFO,
> + .idVendor = 0x2b7e,
> + .idProduct = 0xb752,
> + .bInterfaceClass = USB_CLASS_VIDEO,
> + .bInterfaceSubClass = 1,
> + .bInterfaceProtocol = UVC_PC_PROTOCOL_15,
> + .driver_info = (kernel_ulong_t)&uvc_ctrl_power_line_uvc11 },
> /* Lenovo Integrated Camera */
> { .match_flags = USB_DEVICE_ID_MATCH_DEVICE
> | USB_DEVICE_ID_MATCH_INT_INFO,
>
> ---
> base-commit: 56567a20b22bdbf85c3e55eee3bf2bd23fa2f108
> change-id: 20231028-uvc-power-9760dede5563
--
Regards,
Laurent Pinchart
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