From: Ranjani Sridharan Date: Mon, 3 Jun 2019 16:18:18 +0000 (-0500) Subject: ASoC: SOF: add mode parameter for snd_sof_debugfs_buf_item X-Git-Tag: v5.4-rc1~52^2~39^2~410 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=5c9714f637365a84e05f0532cd9ae00c65b70dc1;p=platform%2Fkernel%2Flinux-rpi.git ASoC: SOF: add mode parameter for snd_sof_debugfs_buf_item Add mode parameter for snd_sof_debugfs_buf_item() to specify the mode while creating debugfs entries. Signed-off-by: Ranjani Sridharan Signed-off-by: Pierre-Louis Bossart Signed-off-by: Mark Brown --- diff --git a/sound/soc/sof/debug.c b/sound/soc/sof/debug.c index 55f1d80..219c3be 100644 --- a/sound/soc/sof/debug.c +++ b/sound/soc/sof/debug.c @@ -161,7 +161,7 @@ EXPORT_SYMBOL_GPL(snd_sof_debugfs_io_item); /* create FS entry for debug files to expose kernel memory */ int snd_sof_debugfs_buf_item(struct snd_sof_dev *sdev, void *base, size_t size, - const char *name) + const char *name, mode_t mode) { struct snd_sof_dfsentry *dfse; @@ -177,7 +177,7 @@ int snd_sof_debugfs_buf_item(struct snd_sof_dev *sdev, dfse->size = size; dfse->sdev = sdev; - dfse->dfsentry = debugfs_create_file(name, 0444, sdev->debugfs_root, + dfse->dfsentry = debugfs_create_file(name, mode, sdev->debugfs_root, dfse, &sof_dfs_fops); if (!dfse->dfsentry) { /* can't rely on debugfs, only log error and keep going */ diff --git a/sound/soc/sof/loader.c b/sound/soc/sof/loader.c index 16b016b..952a190 100644 --- a/sound/soc/sof/loader.c +++ b/sound/soc/sof/loader.c @@ -335,11 +335,11 @@ int snd_sof_run_firmware(struct snd_sof_dev *sdev) init_waitqueue_head(&sdev->boot_wait); sdev->boot_complete = false; - /* create fw_version debugfs to store boot version info */ + /* create read-only fw_version debugfs to store boot version info */ if (sdev->first_boot) { ret = snd_sof_debugfs_buf_item(sdev, &sdev->fw_version, sizeof(sdev->fw_version), - "fw_version"); + "fw_version", 0444); /* errors are only due to memory allocation, not debugfs */ if (ret < 0) { dev_err(sdev->dev, "error: snd_sof_debugfs_buf_item failed\n"); diff --git a/sound/soc/sof/sof-priv.h b/sound/soc/sof/sof-priv.h index 01a6219..ce22240 100644 --- a/sound/soc/sof/sof-priv.h +++ b/sound/soc/sof/sof-priv.h @@ -546,7 +546,7 @@ int snd_sof_debugfs_io_item(struct snd_sof_dev *sdev, enum sof_debugfs_access_type access_type); int snd_sof_debugfs_buf_item(struct snd_sof_dev *sdev, void *base, size_t size, - const char *name); + const char *name, mode_t mode); int snd_sof_trace_update_pos(struct snd_sof_dev *sdev, struct sof_ipc_dma_trace_posn *posn); void snd_sof_trace_notify_for_error(struct snd_sof_dev *sdev);