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path: root/drivers/staging/vc04_services/interface/vchiq_arm/vchiq_debugfs.c
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Diffstat (limited to 'drivers/staging/vc04_services/interface/vchiq_arm/vchiq_debugfs.c')
-rw-r--r--drivers/staging/vc04_services/interface/vchiq_arm/vchiq_debugfs.c103
1 files changed, 0 insertions, 103 deletions
diff --git a/drivers/staging/vc04_services/interface/vchiq_arm/vchiq_debugfs.c b/drivers/staging/vc04_services/interface/vchiq_arm/vchiq_debugfs.c
index dc667afd1f8c..58db78a9c8d4 100644
--- a/drivers/staging/vc04_services/interface/vchiq_arm/vchiq_debugfs.c
+++ b/drivers/staging/vc04_services/interface/vchiq_arm/vchiq_debugfs.c
@@ -13,102 +13,10 @@
#define DEBUGFS_WRITE_BUF_SIZE 256
-#define VCHIQ_LOG_ERROR_STR "error"
-#define VCHIQ_LOG_WARNING_STR "warning"
-#define VCHIQ_LOG_INFO_STR "info"
-#define VCHIQ_LOG_TRACE_STR "trace"
-
/* Global 'vchiq' debugfs and clients entry used by all instances */
static struct dentry *vchiq_dbg_dir;
static struct dentry *vchiq_dbg_clients;
-/* Log category debugfs entries */
-struct vchiq_debugfs_log_entry {
- const char *name;
- void *plevel;
-};
-
-static struct vchiq_debugfs_log_entry vchiq_debugfs_log_entries[] = {
- { "core", &vchiq_core_log_level },
- { "msg", &vchiq_core_msg_log_level },
- { "sync", &vchiq_sync_log_level },
- { "susp", &vchiq_susp_log_level },
- { "arm", &vchiq_arm_log_level },
-};
-
-static int debugfs_log_show(struct seq_file *f, void *offset)
-{
- int *levp = f->private;
- char *log_value = NULL;
-
- switch (*levp) {
- case VCHIQ_LOG_ERROR:
- log_value = VCHIQ_LOG_ERROR_STR;
- break;
- case VCHIQ_LOG_WARNING:
- log_value = VCHIQ_LOG_WARNING_STR;
- break;
- case VCHIQ_LOG_INFO:
- log_value = VCHIQ_LOG_INFO_STR;
- break;
- case VCHIQ_LOG_TRACE:
- log_value = VCHIQ_LOG_TRACE_STR;
- break;
- default:
- break;
- }
-
- seq_printf(f, "%s\n", log_value ? log_value : "(null)");
-
- return 0;
-}
-
-static int debugfs_log_open(struct inode *inode, struct file *file)
-{
- return single_open(file, debugfs_log_show, inode->i_private);
-}
-
-static ssize_t debugfs_log_write(struct file *file,
- const char __user *buffer,
- size_t count, loff_t *ppos)
-{
- struct seq_file *f = (struct seq_file *)file->private_data;
- int *levp = f->private;
- char kbuf[DEBUGFS_WRITE_BUF_SIZE + 1];
-
- memset(kbuf, 0, DEBUGFS_WRITE_BUF_SIZE + 1);
- if (count >= DEBUGFS_WRITE_BUF_SIZE)
- count = DEBUGFS_WRITE_BUF_SIZE;
-
- if (copy_from_user(kbuf, buffer, count))
- return -EFAULT;
- kbuf[count - 1] = 0;
-
- if (strncmp("error", kbuf, strlen("error")) == 0)
- *levp = VCHIQ_LOG_ERROR;
- else if (strncmp("warning", kbuf, strlen("warning")) == 0)
- *levp = VCHIQ_LOG_WARNING;
- else if (strncmp("info", kbuf, strlen("info")) == 0)
- *levp = VCHIQ_LOG_INFO;
- else if (strncmp("trace", kbuf, strlen("trace")) == 0)
- *levp = VCHIQ_LOG_TRACE;
- else
- *levp = VCHIQ_LOG_DEFAULT;
-
- *ppos += count;
-
- return count;
-}
-
-static const struct file_operations debugfs_log_fops = {
- .owner = THIS_MODULE,
- .open = debugfs_log_open,
- .write = debugfs_log_write,
- .read = seq_read,
- .llseek = seq_lseek,
- .release = single_release,
-};
-
static int debugfs_usecount_show(struct seq_file *f, void *offset)
{
struct vchiq_instance *instance = f->private;
@@ -205,19 +113,8 @@ void vchiq_debugfs_remove_instance(struct vchiq_instance *instance)
void vchiq_debugfs_init(void)
{
- struct dentry *dir;
- int i;
-
vchiq_dbg_dir = debugfs_create_dir("vchiq", NULL);
vchiq_dbg_clients = debugfs_create_dir("clients", vchiq_dbg_dir);
-
- /* create an entry under <debugfs>/vchiq/log for each log category */
- dir = debugfs_create_dir("log", vchiq_dbg_dir);
-
- for (i = 0; i < ARRAY_SIZE(vchiq_debugfs_log_entries); i++)
- debugfs_create_file(vchiq_debugfs_log_entries[i].name, 0644,
- dir, vchiq_debugfs_log_entries[i].plevel,
- &debugfs_log_fops);
}
/* remove all the debugfs entries */