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author | 2018-08-14 18:52:30 +0100 | |
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committer | 2018-08-14 18:53:17 +0100 | |
commit | b63264c8342e6a1b6971c79550d2af2024b6a4de (patch) | |
tree | 83114aac64286fe616506c0b3dfaec2ab86ef835 /lib/librte_eal/linuxapp/kni/kni_fifo.h | |
parent | ca33590b6af032bff57d9cc70455660466a654b2 (diff) |
New upstream version 18.08upstream/18.08
Change-Id: I32fdf5e5016556d9c0a6d88ddaf1fc468961790a
Signed-off-by: Luca Boccassi <luca.boccassi@gmail.com>
Diffstat (limited to 'lib/librte_eal/linuxapp/kni/kni_fifo.h')
-rw-r--r-- | lib/librte_eal/linuxapp/kni/kni_fifo.h | 75 |
1 files changed, 0 insertions, 75 deletions
diff --git a/lib/librte_eal/linuxapp/kni/kni_fifo.h b/lib/librte_eal/linuxapp/kni/kni_fifo.h deleted file mode 100644 index 9a4762de..00000000 --- a/lib/librte_eal/linuxapp/kni/kni_fifo.h +++ /dev/null @@ -1,75 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0 */ -/* - * Copyright(c) 2010-2014 Intel Corporation. - */ - -#ifndef _KNI_FIFO_H_ -#define _KNI_FIFO_H_ - -#include <exec-env/rte_kni_common.h> - -/** - * Adds num elements into the fifo. Return the number actually written - */ -static inline uint32_t -kni_fifo_put(struct rte_kni_fifo *fifo, void **data, uint32_t num) -{ - uint32_t i = 0; - uint32_t fifo_write = fifo->write; - uint32_t fifo_read = fifo->read; - uint32_t new_write = fifo_write; - - for (i = 0; i < num; i++) { - new_write = (new_write + 1) & (fifo->len - 1); - - if (new_write == fifo_read) - break; - fifo->buffer[fifo_write] = data[i]; - fifo_write = new_write; - } - fifo->write = fifo_write; - - return i; -} - -/** - * Get up to num elements from the fifo. Return the number actully read - */ -static inline uint32_t -kni_fifo_get(struct rte_kni_fifo *fifo, void **data, uint32_t num) -{ - uint32_t i = 0; - uint32_t new_read = fifo->read; - uint32_t fifo_write = fifo->write; - - for (i = 0; i < num; i++) { - if (new_read == fifo_write) - break; - - data[i] = fifo->buffer[new_read]; - new_read = (new_read + 1) & (fifo->len - 1); - } - fifo->read = new_read; - - return i; -} - -/** - * Get the num of elements in the fifo - */ -static inline uint32_t -kni_fifo_count(struct rte_kni_fifo *fifo) -{ - return (fifo->len + fifo->write - fifo->read) & (fifo->len - 1); -} - -/** - * Get the num of available elements in the fifo - */ -static inline uint32_t -kni_fifo_free_count(struct rte_kni_fifo *fifo) -{ - return (fifo->read - fifo->write - 1) & (fifo->len - 1); -} - -#endif /* _KNI_FIFO_H_ */ |