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usb: video: Fix endianness mismatches in descriptor structures

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All UVC descriptors use little-endian format, update the data structures
accordingly.

Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Reviewed-by: Paul Elder <paul.elder@ideasonboard.com>
Tested-by: Paul Elder <paul.elder@ideasonboard.com>
This commit is contained in:
Laurent Pinchart
2014-09-16 17:45:56 +03:00
parent d865d00db9
commit f823b75f43
1 changed files with 152 additions and 152 deletions
Download Patch File Download Diff File Expand all files Collapse all files

92
include/uapi/linux/usb/video.h
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@@ -195,9 +195,9 @@ struct uvc_header_descriptor {
__u8 bLength; __u8 bLength;
__u8 bDescriptorType; __u8 bDescriptorType;
__u8 bDescriptorSubType; __u8 bDescriptorSubType;
__u16 bcdUVC; __le16 bcdUVC;
__u16 wTotalLength; __le16 wTotalLength;
__u32 dwClockFrequency; __le32 dwClockFrequency;
__u8 bInCollection; __u8 bInCollection;
__u8 baInterfaceNr[]; __u8 baInterfaceNr[];
} __attribute__((__packed__)); } __attribute__((__packed__));
@@ -212,9 +212,9 @@ struct UVC_HEADER_DESCRIPTOR(n) { \
__u8 bLength; \ __u8 bLength; \
__u8 bDescriptorType; \ __u8 bDescriptorType; \
__u8 bDescriptorSubType; \ __u8 bDescriptorSubType; \
__u16 bcdUVC; \ __le16 bcdUVC; \
__u16 wTotalLength; \ __le16 wTotalLength; \
__u32 dwClockFrequency; \ __le32 dwClockFrequency; \
__u8 bInCollection; \ __u8 bInCollection; \
__u8 baInterfaceNr[n]; \ __u8 baInterfaceNr[n]; \
} __attribute__ ((packed)) } __attribute__ ((packed))
@@ -225,7 +225,7 @@ struct uvc_input_terminal_descriptor {
__u8 bDescriptorType; __u8 bDescriptorType;
__u8 bDescriptorSubType; __u8 bDescriptorSubType;
__u8 bTerminalID; __u8 bTerminalID;
__u16 wTerminalType; __le16 wTerminalType;
__u8 bAssocTerminal; __u8 bAssocTerminal;
__u8 iTerminal; __u8 iTerminal;
} __attribute__((__packed__)); } __attribute__((__packed__));
@@ -238,7 +238,7 @@ struct uvc_output_terminal_descriptor {
__u8 bDescriptorType; __u8 bDescriptorType;
__u8 bDescriptorSubType; __u8 bDescriptorSubType;
__u8 bTerminalID; __u8 bTerminalID;
__u16 wTerminalType; __le16 wTerminalType;
__u8 bAssocTerminal; __u8 bAssocTerminal;
__u8 bSourceID; __u8 bSourceID;
__u8 iTerminal; __u8 iTerminal;
@@ -252,12 +252,12 @@ struct uvc_camera_terminal_descriptor {
__u8 bDescriptorType; __u8 bDescriptorType;
__u8 bDescriptorSubType; __u8 bDescriptorSubType;
__u8 bTerminalID; __u8 bTerminalID;
__u16 wTerminalType; __le16 wTerminalType;
__u8 bAssocTerminal; __u8 bAssocTerminal;
__u8 iTerminal; __u8 iTerminal;
__u16 wObjectiveFocalLengthMin; __le16 wObjectiveFocalLengthMin;
__u16 wObjectiveFocalLengthMax; __le16 wObjectiveFocalLengthMax;
__u16 wOcularFocalLength; __le16 wOcularFocalLength;
__u8 bControlSize; __u8 bControlSize;
__u8 bmControls[3]; __u8 bmControls[3];
} __attribute__((__packed__)); } __attribute__((__packed__));
@@ -298,7 +298,7 @@ struct uvc_processing_unit_descriptor {
__u8 bDescriptorSubType; __u8 bDescriptorSubType;
__u8 bUnitID; __u8 bUnitID;
__u8 bSourceID; __u8 bSourceID;
__u16 wMaxMultiplier; __le16 wMaxMultiplier;
__u8 bControlSize; __u8 bControlSize;
__u8 bmControls[2]; __u8 bmControls[2];
__u8 iProcessing; __u8 iProcessing;
@@ -346,7 +346,7 @@ struct uvc_control_endpoint_descriptor {
__u8 bLength; __u8 bLength;
__u8 bDescriptorType; __u8 bDescriptorType;
__u8 bDescriptorSubType; __u8 bDescriptorSubType;
__u16 wMaxTransferSize; __le16 wMaxTransferSize;
} __attribute__((__packed__)); } __attribute__((__packed__));
#define UVC_DT_CONTROL_ENDPOINT_SIZE 5 #define UVC_DT_CONTROL_ENDPOINT_SIZE 5
@@ -357,7 +357,7 @@ struct uvc_input_header_descriptor {
__u8 bDescriptorType; __u8 bDescriptorType;
__u8 bDescriptorSubType; __u8 bDescriptorSubType;
__u8 bNumFormats; __u8 bNumFormats;
__u16 wTotalLength; __le16 wTotalLength;
__u8 bEndpointAddress; __u8 bEndpointAddress;
__u8 bmInfo; __u8 bmInfo;
__u8 bTerminalLink; __u8 bTerminalLink;
@@ -379,7 +379,7 @@ struct UVC_INPUT_HEADER_DESCRIPTOR(n, p) { \
__u8 bDescriptorType; \ __u8 bDescriptorType; \
__u8 bDescriptorSubType; \ __u8 bDescriptorSubType; \
__u8 bNumFormats; \ __u8 bNumFormats; \
__u16 wTotalLength; \ __le16 wTotalLength; \
__u8 bEndpointAddress; \ __u8 bEndpointAddress; \
__u8 bmInfo; \ __u8 bmInfo; \
__u8 bTerminalLink; \ __u8 bTerminalLink; \
@@ -396,7 +396,7 @@ struct uvc_output_header_descriptor {
__u8 bDescriptorType; __u8 bDescriptorType;
__u8 bDescriptorSubType; __u8 bDescriptorSubType;
__u8 bNumFormats; __u8 bNumFormats;
__u16 wTotalLength; __le16 wTotalLength;
__u8 bEndpointAddress; __u8 bEndpointAddress;
__u8 bTerminalLink; __u8 bTerminalLink;
__u8 bControlSize; __u8 bControlSize;
@@ -414,7 +414,7 @@ struct UVC_OUTPUT_HEADER_DESCRIPTOR(n, p) { \
__u8 bDescriptorType; \ __u8 bDescriptorType; \
__u8 bDescriptorSubType; \ __u8 bDescriptorSubType; \
__u8 bNumFormats; \ __u8 bNumFormats; \
__u16 wTotalLength; \ __le16 wTotalLength; \
__u8 bEndpointAddress; \ __u8 bEndpointAddress; \
__u8 bTerminalLink; \ __u8 bTerminalLink; \
__u8 bControlSize; \ __u8 bControlSize; \
@@ -478,14 +478,14 @@ struct uvc_frame_uncompressed {
__u8 bDescriptorSubType; __u8 bDescriptorSubType;
__u8 bFrameIndex; __u8 bFrameIndex;
__u8 bmCapabilities; __u8 bmCapabilities;
__u16 wWidth; __le16 wWidth;
__u16 wHeight; __le16 wHeight;
__u32 dwMinBitRate; __le32 dwMinBitRate;
__u32 dwMaxBitRate; __le32 dwMaxBitRate;
__u32 dwMaxVideoFrameBufferSize; __le32 dwMaxVideoFrameBufferSize;
__u32 dwDefaultFrameInterval; __le32 dwDefaultFrameInterval;
__u8 bFrameIntervalType; __u8 bFrameIntervalType;
__u32 dwFrameInterval[]; __le32 dwFrameInterval[];
} __attribute__((__packed__)); } __attribute__((__packed__));
#define UVC_DT_FRAME_UNCOMPRESSED_SIZE(n) (26+4*(n)) #define UVC_DT_FRAME_UNCOMPRESSED_SIZE(n) (26+4*(n))
@@ -500,14 +500,14 @@ struct UVC_FRAME_UNCOMPRESSED(n) { \
__u8 bDescriptorSubType; \ __u8 bDescriptorSubType; \
__u8 bFrameIndex; \ __u8 bFrameIndex; \
__u8 bmCapabilities; \ __u8 bmCapabilities; \
__u16 wWidth; \ __le16 wWidth; \
__u16 wHeight; \ __le16 wHeight; \
__u32 dwMinBitRate; \ __le32 dwMinBitRate; \
__u32 dwMaxBitRate; \ __le32 dwMaxBitRate; \
__u32 dwMaxVideoFrameBufferSize; \ __le32 dwMaxVideoFrameBufferSize; \
__u32 dwDefaultFrameInterval; \ __le32 dwDefaultFrameInterval; \
__u8 bFrameIntervalType; \ __u8 bFrameIntervalType; \
__u32 dwFrameInterval[n]; \ __le32 dwFrameInterval[n]; \
} __attribute__ ((packed)) } __attribute__ ((packed))
/* MJPEG Payload - 3.1.1. MJPEG Video Format Descriptor */ /* MJPEG Payload - 3.1.1. MJPEG Video Format Descriptor */
@@ -534,14 +534,14 @@ struct uvc_frame_mjpeg {
__u8 bDescriptorSubType; __u8 bDescriptorSubType;
__u8 bFrameIndex; __u8 bFrameIndex;
__u8 bmCapabilities; __u8 bmCapabilities;
__u16 wWidth; __le16 wWidth;
__u16 wHeight; __le16 wHeight;
__u32 dwMinBitRate; __le32 dwMinBitRate;
__u32 dwMaxBitRate; __le32 dwMaxBitRate;
__u32 dwMaxVideoFrameBufferSize; __le32 dwMaxVideoFrameBufferSize;
__u32 dwDefaultFrameInterval; __le32 dwDefaultFrameInterval;
__u8 bFrameIntervalType; __u8 bFrameIntervalType;
__u32 dwFrameInterval[]; __le32 dwFrameInterval[];
} __attribute__((__packed__)); } __attribute__((__packed__));
#define UVC_DT_FRAME_MJPEG_SIZE(n) (26+4*(n)) #define UVC_DT_FRAME_MJPEG_SIZE(n) (26+4*(n))
@@ -556,14 +556,14 @@ struct UVC_FRAME_MJPEG(n) { \
__u8 bDescriptorSubType; \ __u8 bDescriptorSubType; \
__u8 bFrameIndex; \ __u8 bFrameIndex; \
__u8 bmCapabilities; \ __u8 bmCapabilities; \
__u16 wWidth; \ __le16 wWidth; \
__u16 wHeight; \ __le16 wHeight; \
__u32 dwMinBitRate; \ __le32 dwMinBitRate; \
__u32 dwMaxBitRate; \ __le32 dwMaxBitRate; \
__u32 dwMaxVideoFrameBufferSize; \ __le32 dwMaxVideoFrameBufferSize; \
__u32 dwDefaultFrameInterval; \ __le32 dwDefaultFrameInterval; \
__u8 bFrameIntervalType; \ __u8 bFrameIntervalType; \
__u32 dwFrameInterval[n]; \ __le32 dwFrameInterval[n]; \
} __attribute__ ((packed)) } __attribute__ ((packed))
#endif /* __LINUX_USB_VIDEO_H */ #endif /* __LINUX_USB_VIDEO_H */