diff options
Diffstat (limited to 'include/mkbp_fifo.h')
-rw-r--r-- | include/mkbp_fifo.h | 54 |
1 files changed, 0 insertions, 54 deletions
diff --git a/include/mkbp_fifo.h b/include/mkbp_fifo.h deleted file mode 100644 index 347f94e2a7..0000000000 --- a/include/mkbp_fifo.h +++ /dev/null @@ -1,54 +0,0 @@ -/* Copyright 2021 The Chromium OS Authors. All rights reserved. - * Use of this source code is governed by a BSD-style license that can be - * found in the LICENSE file. - */ - -/* FIFO buffer of MKBP events for Chrome EC */ - -#ifndef __CROS_EC_MKBP_FIFO_H -#define __CROS_EC_MKBP_FIFO_H - -#include "common.h" -#include "ec_commands.h" - - -#define FIFO_DEPTH 16 - - -/** - * Update the "soft" FIFO depth (size). The new depth should be less or - * equal FIFO_DEPTH - * - * @param new_max_depth New FIFO depth. - */ -void mkbp_fifo_depth_update(uint8_t new_max_depth); - -/** - * Clear all keyboard events from the MKBP common FIFO - */ -void mkbp_fifo_clear_keyboard(void); - -/** - * Clear the entire MKBP common FIFO. - */ -void mkbp_clear_fifo(void); - -/** - * Add an element to the common MKBP FIFO. - * - * @param event_type The MKBP event type. - * @param buffp Pointer to the event data to enqueue. - * @return EC_SUCCESS if entry added, EC_ERROR_OVERFLOW if FIFO is full. - */ -test_mockable int mkbp_fifo_add(uint8_t event_type, const uint8_t *buffp); - -/** - * Remove an element from the common MKBP FIFO. - * - * @param out Pointer to the event data to dequeue. - * @param event_type The MKBP event type. - * @return size of the returned event, EC_ERROR_BUSY if type mismatch. - */ -int mkbp_fifo_get_next_event(uint8_t *out, enum ec_mkbp_event evt); - -#endif /* __CROS_EC_MKBP_FIFO_H */ |