staging: rtl8188eu: Remove unused functions rtw_cbuf_[full, empty, push, pop]()
Signed-off-by: navin patidar <navin.patidar@gmail.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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@ -194,10 +194,4 @@ struct rtw_cbuf {
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u32 size;
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void *bufs[0];
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};
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bool rtw_cbuf_full(struct rtw_cbuf *cbuf);
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bool rtw_cbuf_empty(struct rtw_cbuf *cbuf);
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bool rtw_cbuf_push(struct rtw_cbuf *cbuf, void *buf);
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void *rtw_cbuf_pop(struct rtw_cbuf *cbuf);
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#endif
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@ -163,68 +163,3 @@ keep_ori:
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/* free ori */
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kfree(ori);
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}
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/**
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* rtw_cbuf_full - test if cbuf is full
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* @cbuf: pointer of struct rtw_cbuf
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*
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* Returns: true if cbuf is full
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*/
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inline bool rtw_cbuf_full(struct rtw_cbuf *cbuf)
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{
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return (cbuf->write == cbuf->read-1) ? true : false;
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}
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/**
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* rtw_cbuf_empty - test if cbuf is empty
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* @cbuf: pointer of struct rtw_cbuf
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*
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* Returns: true if cbuf is empty
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*/
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inline bool rtw_cbuf_empty(struct rtw_cbuf *cbuf)
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{
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return (cbuf->write == cbuf->read) ? true : false;
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}
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/**
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* rtw_cbuf_push - push a pointer into cbuf
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* @cbuf: pointer of struct rtw_cbuf
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* @buf: pointer to push in
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*
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* Lock free operation, be careful of the use scheme
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* Returns: true push success
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*/
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bool rtw_cbuf_push(struct rtw_cbuf *cbuf, void *buf)
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{
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if (rtw_cbuf_full(cbuf))
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return _FAIL;
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if (0)
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DBG_88E("%s on %u\n", __func__, cbuf->write);
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cbuf->bufs[cbuf->write] = buf;
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cbuf->write = (cbuf->write+1)%cbuf->size;
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return _SUCCESS;
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}
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/**
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* rtw_cbuf_pop - pop a pointer from cbuf
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* @cbuf: pointer of struct rtw_cbuf
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*
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* Lock free operation, be careful of the use scheme
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* Returns: pointer popped out
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*/
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void *rtw_cbuf_pop(struct rtw_cbuf *cbuf)
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{
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void *buf;
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if (rtw_cbuf_empty(cbuf))
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return NULL;
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if (0)
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DBG_88E("%s on %u\n", __func__, cbuf->read);
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buf = cbuf->bufs[cbuf->read];
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cbuf->read = (cbuf->read+1)%cbuf->size;
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return buf;
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}
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