1 /* SPDX-License-Identifier: GPL-2.0 */ 2 /* 3 * Copyright (c) 2016-2017, Linaro Ltd 4 */ 5 6 #ifndef __QCOM_GLINK_NATIVE_H__ 7 #define __QCOM_GLINK_NATIVE_H__ 8 9 #include <linux/types.h> 10 11 #define GLINK_FEATURE_INTENT_REUSE BIT(0) 12 #define GLINK_FEATURE_MIGRATION BIT(1) 13 #define GLINK_FEATURE_TRACER_PKT BIT(2) 14 15 struct qcom_glink_pipe { 16 size_t length; 17 18 size_t (*avail)(struct qcom_glink_pipe *glink_pipe); 19 20 void (*peek)(struct qcom_glink_pipe *glink_pipe, void *data, 21 unsigned int offset, size_t count); 22 void (*advance)(struct qcom_glink_pipe *glink_pipe, size_t count); 23 24 void (*write)(struct qcom_glink_pipe *glink_pipe, 25 const void *hdr, size_t hlen, 26 const void *data, size_t dlen); 27 void (*kick)(struct qcom_glink_pipe *glink_pipe); 28 }; 29 30 struct device; 31 struct qcom_glink; 32 33 struct qcom_glink *qcom_glink_native_probe(struct device *dev, 34 unsigned long features, 35 struct qcom_glink_pipe *rx, 36 struct qcom_glink_pipe *tx, 37 bool intentless); 38 void qcom_glink_native_remove(struct qcom_glink *glink); 39 void qcom_glink_native_rx(struct qcom_glink *glink); 40 41 #endif 42