diff options
| author | Grant Likely <grant.likely@secretlab.ca> | 2012-07-24 22:31:09 -0600 |
|---|---|---|
| committer | Grant Likely <grant.likely@secretlab.ca> | 2012-07-24 22:34:40 -0600 |
| commit | 6aeea3ecc33b1f36dbc3b80461d15a7052ae424f (patch) | |
| tree | bbd273e3e0ca76094aed8e9c77e5adfe2b07f779 /drivers/char/mem.c | |
| parent | 9844a5524ec532aee826c35e3031637c7fc8287b (diff) | |
| parent | bdc0077af574800d24318b6945cf2344e8dbb050 (diff) | |
Merge remote-tracking branch 'origin' into irqdomain/next
Diffstat (limited to 'drivers/char/mem.c')
| -rw-r--r-- | drivers/char/mem.c | 11 |
1 files changed, 10 insertions, 1 deletions
diff --git a/drivers/char/mem.c b/drivers/char/mem.c index 67c3371723c..e5eedfa24c9 100644 --- a/drivers/char/mem.c +++ b/drivers/char/mem.c @@ -27,14 +27,16 @@ #include <linux/splice.h> #include <linux/pfn.h> #include <linux/export.h> +#include <linux/io.h> #include <asm/uaccess.h> -#include <asm/io.h> #ifdef CONFIG_IA64 # include <linux/efi.h> #endif +#define DEVPORT_MINOR 4 + static inline unsigned long size_inside_page(unsigned long start, unsigned long size) { @@ -894,6 +896,13 @@ static int __init chr_dev_init(void) for (minor = 1; minor < ARRAY_SIZE(devlist); minor++) { if (!devlist[minor].name) continue; + + /* + * Create /dev/port? + */ + if ((minor == DEVPORT_MINOR) && !arch_has_dev_port()) + continue; + device_create(mem_class, NULL, MKDEV(MEM_MAJOR, minor), NULL, devlist[minor].name); } |