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fix stream read count computation

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This commit is contained in:
hathach
2022-12-22 11:16:39 +07:00
parent 8323e4b79a
commit e3c9d94500
3 changed files with 101 additions and 79 deletions
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21
src/common/tusb_private.h
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@@ -87,7 +87,7 @@ bool tu_edpt_release(tu_edpt_state_t* ep_state, osal_mutex_t mutex);
// Endpoint Stream
//--------------------------------------------------------------------+
// Init an stream, should only called once
// Init an stream, should only be called once
bool tu_edpt_stream_init(tu_edpt_stream_t* s, bool is_host, bool is_tx, bool overwritable,
void* ff_buf, uint16_t ff_bufsize, uint8_t* ep_buf, uint16_t ep_bufsize);
@@ -102,6 +102,13 @@ void tu_edpt_stream_open(tu_edpt_stream_t* s, uint8_t hwid, tusb_desc_endpoint_t
s->ep_packetsize = tu_edpt_packet_size(desc_ep);
}
TU_ATTR_ALWAYS_INLINE static inline
void tu_edpt_stream_close(tu_edpt_stream_t* s)
{
s->hwid = 0;
s->ep_addr = 0;
}
// Clear fifo
TU_ATTR_ALWAYS_INLINE static inline
bool tu_edpt_stream_clear(tu_edpt_stream_t* s)
@@ -109,7 +116,9 @@ bool tu_edpt_stream_clear(tu_edpt_stream_t* s)
return tu_fifo_clear(&s->ff);
}
//------------- Write -------------//
//--------------------------------------------------------------------+
// Stream Write
//--------------------------------------------------------------------+
// Write to stream
uint32_t tu_edpt_stream_write(tu_edpt_stream_t* s, void const *buffer, uint32_t bufsize);
@@ -117,6 +126,9 @@ uint32_t tu_edpt_stream_write(tu_edpt_stream_t* s, void const *buffer, uint32_t
// Start an usb transfer if endpoint is not busy
uint32_t tu_edpt_stream_write_xfer(tu_edpt_stream_t* s);
// Start an zero-length packet if needed
bool tu_edpt_stream_write_zlp_if_needed(tu_edpt_stream_t* s, uint32_t last_xferred_bytes);
// Get the number of bytes available for writing
TU_ATTR_ALWAYS_INLINE static inline
uint32_t tu_edpt_stream_write_available(tu_edpt_stream_t* s)
@@ -124,8 +136,9 @@ uint32_t tu_edpt_stream_write_available(tu_edpt_stream_t* s)
return (uint32_t) tu_fifo_remaining(&s->ff);
}
//------------- Read -------------//
//--------------------------------------------------------------------+
// Stream Read
//--------------------------------------------------------------------+
// Read from stream
uint32_t tu_edpt_stream_read(tu_edpt_stream_t* s, void* buffer, uint32_t bufsize);