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Use static inline intermediatary functions in Endpoint.h to handle the masking for the private endpoint configuration routine, instead of performing the masking in the Endpoint_ConfigureEndpoint() macro.

This commit is contained in:
Dean Camera 2010-07-27 13:49:16 +00:00
parent be2a7d4598
commit 059307d89c
1 changed files with 36 additions and 14 deletions
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50
LUFA/Drivers/USB/LowLevel/Endpoint.h
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@ -1293,14 +1293,23 @@
#define ENDPOINT_DETAILS_EP4 64, true
#endif
#define Endpoint_ConfigureEndpoint(Number, Type, Direction, Size, Banks) \
Endpoint_ConfigureEndpoint_Prv((Number), \
(((Type) << EPTYPE0) | (Direction)), \
((1 << ALLOC) | (Banks) | \
(__builtin_constant_p(Size) ? \
Endpoint_BytesToEPSizeMask(Size) : \
Endpoint_BytesToEPSizeMaskDynamic(Size))))
#define Endpoint_ConfigureEndpoint(Number, Type, Direction, Size, Banks) \
(__builtin_constant_p(Size) ? Endpoint_ConfigureEndpointStatic((Number), \
(Type), \
(Direction), \
Size, Banks) : \
Endpoint_ConfigureEndpointDynamic((Number), \
(Type), \
(Direction), \
Size, Banks))
/* Function Prototypes: */
void Endpoint_ClearEndpoints(void);
uint8_t Endpoint_BytesToEPSizeMaskDynamic(const uint16_t Size);
bool Endpoint_ConfigureEndpoint_Prv(const uint8_t Number,
const uint8_t UECFG0XData,
const uint8_t UECFG1XData);
/* Inline Functions: */
static inline uint8_t Endpoint_BytesToEPSizeMask(const uint16_t Bytes) ATTR_WARN_UNUSED_RESULT ATTR_CONST ATTR_ALWAYS_INLINE;
static inline uint8_t Endpoint_BytesToEPSizeMask(const uint16_t Bytes)
@ -1316,13 +1325,26 @@
return (MaskVal << EPSIZE0);
}
static inline bool Endpoint_ConfigureEndpointStatic(const uint8_t Number,
const uint8_t Type,
const uint8_t Direction,
const uint16_t Size,
const uint8_t Banks)
{
return Endpoint_ConfigureEndpoint_Prv(Number, (((Type) << EPTYPE0) | (Direction)),
((1 << ALLOC) | Banks | Endpoint_BytesToEPSizeMask(Size)));
}
/* Function Prototypes: */
void Endpoint_ClearEndpoints(void);
uint8_t Endpoint_BytesToEPSizeMaskDynamic(const uint16_t Size);
bool Endpoint_ConfigureEndpoint_Prv(const uint8_t Number,
const uint8_t UECFG0XData,
const uint8_t UECFG1XData);
static inline bool Endpoint_ConfigureEndpointDynamic(const uint8_t Number,
const uint8_t Type,
const uint8_t Direction,
const uint16_t Size,
const uint8_t Banks)
{
return Endpoint_ConfigureEndpoint_Prv(Number, (((Type) << EPTYPE0) | (Direction)),
((1 << ALLOC) | Banks | Endpoint_BytesToEPSizeMaskDynamic(Size)));
}
#endif
/* Disable C linkage for C++ Compilers: */