linux/sound/soc/fsl/fsl_ssi_dbg.c

// SPDX-License-Identifier: GPL-2.0
//
// Freescale SSI ALSA SoC Digital Audio Interface (DAI) debugging functions
//
// Copyright 2014 Markus Pargmann <[email protected]>, Pengutronix
//
// Split from fsl_ssi.c

#include <linux/debugfs.h>
#include <linux/device.h>
#include <linux/kernel.h>

#include "fsl_ssi.h"

void fsl_ssi_dbg_isr(struct fsl_ssi_dbg *dbg, u32 sisr)
{ … }

/*
 * Show the statistics of a flag only if its interrupt is enabled
 *
 * Compilers will optimize it to a no-op if the interrupt is disabled
 */
#define SIER_SHOW(flag, name) …


/*
 * Display the statistics for the current SSI device
 *
 * To avoid confusion, only show those counts that are enabled
 */
static int fsl_ssi_stats_show(struct seq_file *s, void *unused)
{ … }

DEFINE_SHOW_ATTRIBUTE(…);

void fsl_ssi_debugfs_create(struct fsl_ssi_dbg *ssi_dbg, struct device *dev)
{ … }

void fsl_ssi_debugfs_remove(struct fsl_ssi_dbg *ssi_dbg)
{ … }