diff options
| -rw-r--r-- | drivers/misc/mediatek/smi/variant/smi_debug.c | 63 |
1 files changed, 0 insertions, 63 deletions
diff --git a/drivers/misc/mediatek/smi/variant/smi_debug.c b/drivers/misc/mediatek/smi/variant/smi_debug.c index 43e455382..905eb2f39 100644 --- a/drivers/misc/mediatek/smi/variant/smi_debug.c +++ b/drivers/misc/mediatek/smi/variant/smi_debug.c @@ -35,46 +35,6 @@ static char debug_buffer[4096]; -static void process_dbg_opt(const char *opt) -{ - unsigned long addr = 0; - int ret = 0; - - if (0 == strncmp(opt, "set_reg:", 8)) { - unsigned long val = 0; - - char *p = (char *)opt + 8; - - ret = kstrtoul(p, 16, &addr); - p++; - - ret = kstrtoul(p, 16, &val); - - SMIMSG("set register: 0x%lx = 0x%x\n", addr, (unsigned int)val); - - COM_WriteReg32(addr, val); - } - if (0 == strncmp(opt, "get_reg:", 8)) { - char *p = (char *)opt + 8; - - ret = kstrtoul(p, 16, &addr); - - SMIMSG("get register: 0x%lx = 0x%x\n", addr, COM_ReadReg32(addr)); - } - -} - - -static void process_dbg_cmd(char *cmd) -{ - char *tok; - - while ((tok = strsep(&cmd, " ")) != NULL) - process_dbg_opt(tok); - -} - - /* --------------------------------------------------------------------------- */ /* Debug FileSystem Routines */ /* --------------------------------------------------------------------------- */ @@ -95,31 +55,8 @@ static ssize_t debug_read(struct file *file, char __user *ubuf, size_t count, lo return simple_read_from_buffer(ubuf, count, ppos, debug_buffer, n); } - -static ssize_t debug_write(struct file *file, const char __user *ubuf, size_t count, loff_t *ppos) -{ - const int debug_bufmax = sizeof(debug_buffer) - 1; - size_t ret; - - ret = count; - - if (count > debug_bufmax) - count = debug_bufmax; - - if (copy_from_user(&debug_buffer, ubuf, count)) - return -EFAULT; - - debug_buffer[count] = 0; - - process_dbg_cmd(debug_buffer); - - return ret; -} - - static const struct file_operations debug_fops = { .read = debug_read, - .write = debug_write, .open = debug_open, }; |