diff options
Diffstat (limited to 'drivers/rpmsg/qcom_glink_native.h')
| -rw-r--r-- | drivers/rpmsg/qcom_glink_native.h | 41 |
1 files changed, 41 insertions, 0 deletions
diff --git a/drivers/rpmsg/qcom_glink_native.h b/drivers/rpmsg/qcom_glink_native.h new file mode 100644 index 0000000000..8dbec24de2 --- /dev/null +++ b/drivers/rpmsg/qcom_glink_native.h @@ -0,0 +1,41 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* + * Copyright (c) 2016-2017, Linaro Ltd + */ + +#ifndef __QCOM_GLINK_NATIVE_H__ +#define __QCOM_GLINK_NATIVE_H__ + +#include <linux/types.h> + +#define GLINK_FEATURE_INTENT_REUSE BIT(0) +#define GLINK_FEATURE_MIGRATION BIT(1) +#define GLINK_FEATURE_TRACER_PKT BIT(2) + +struct qcom_glink_pipe { + size_t length; + + size_t (*avail)(struct qcom_glink_pipe *glink_pipe); + + void (*peek)(struct qcom_glink_pipe *glink_pipe, void *data, + unsigned int offset, size_t count); + void (*advance)(struct qcom_glink_pipe *glink_pipe, size_t count); + + void (*write)(struct qcom_glink_pipe *glink_pipe, + const void *hdr, size_t hlen, + const void *data, size_t dlen); + void (*kick)(struct qcom_glink_pipe *glink_pipe); +}; + +struct device; +struct qcom_glink; + +struct qcom_glink *qcom_glink_native_probe(struct device *dev, + unsigned long features, + struct qcom_glink_pipe *rx, + struct qcom_glink_pipe *tx, + bool intentless); +void qcom_glink_native_remove(struct qcom_glink *glink); +void qcom_glink_native_rx(struct qcom_glink *glink); + +#endif |