lineage_kernel_xcoverpro/drivers/misc/samsung/scsc/scsc_loopback.c

49 lines
1.0 KiB
C
Executable File

/**
* Loopback Protocol (Implementation)
*/
#include <linux/kernel.h>
#include <linux/module.h>
#include <hydra/trace.h>
#include "scsc_loopback.h"
/*****************************************************************************/
/**
* Handle data received on port by sending it back.
*/
static void scsc_loopback_port_recv(
struct scsc_mport *port,
const unsigned char *data,
size_t count)
{
os_trace_dbg("%s: @%p, count %zu", __func__, port, count);
scsc_mport_emit(port, data, count);
}
static const struct scsc_mport_ops scsc_loopback_port_ops = {
scsc_loopback_port_recv
};
/*****************************************************************************/
void scsc_loopback_init(struct scsc_loopback *loopback)
{
os_trace_dbg("%s: @%p", __func__, loopback);
scsc_mport_init(&loopback->port, &scsc_loopback_port_ops);
}
void scsc_loopback_deinit(struct scsc_loopback *loopback)
{
}
struct scsc_mport *scsc_loopback_get_port(
struct scsc_loopback *loopback)
{
return &loopback->port;
}