diff options
| author | Hendrik Brueckner <brueckner@linux.vnet.ibm.com> | 2009-01-09 12:15:00 +0100 |
|---|---|---|
| committer | Martin Schwidefsky <schwidefsky@de.ibm.com> | 2009-01-09 12:15:09 +0100 |
| commit | 68c6b3d2c6e49671f6974c9c5ea31c5f190cc8a5 (patch) | |
| tree | 40a97851a9c65fc5f70071c7d915c5fc97eb4dff | |
| parent | 17e19f04ac73df05854ba2e7e945d51c494a3011 (diff) | |
[S390] hvc_iucv: Refactor console and device initialization
The console_initcall() order might pick up the hvc_iucv device as preferred
console even if it is not yet initialized.
Move HVC console instantiation to hvc_iucv_init() and cleanup device driver
initialization.
Signed-off-by: Hendrik Brueckner <brueckner@linux.vnet.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
| -rw-r--r-- | drivers/char/hvc_iucv.c | 25 |
1 files changed, 9 insertions, 16 deletions
diff --git a/drivers/char/hvc_iucv.c b/drivers/char/hvc_iucv.c index ce1a25f779c..7b627368caa 100644 --- a/drivers/char/hvc_iucv.c +++ b/drivers/char/hvc_iucv.c @@ -14,6 +14,7 @@ #include <linux/types.h> #include <asm/ebcdic.h> #include <linux/delay.h> +#include <linux/init.h> #include <linux/mempool.h> #include <linux/module.h> #include <linux/tty.h> @@ -898,6 +899,13 @@ static int __init hvc_iucv_init(void) return -ENOMEM; } + /* register the first terminal device as console + * (must be done before allocating hvc terminal devices) */ + rc = hvc_instantiate(HVC_IUCV_MAGIC, 0, &hvc_iucv_ops); + if (rc) + pr_warning("Registering HVC terminal device as " + "Linux console failed\n"); + /* allocate hvc_iucv_private structs */ for (i = 0; i < hvc_iucv_devices; i++) { rc = hvc_iucv_alloc(i); @@ -933,16 +941,6 @@ out_error_hvc: } /** - * hvc_iucv_console_init() - Early console initialization - */ -static int __init hvc_iucv_console_init(void) -{ - if (!MACHINE_IS_VM || !hvc_iucv_devices) - return -ENODEV; - return hvc_instantiate(HVC_IUCV_MAGIC, 0, &hvc_iucv_ops); -} - -/** * hvc_iucv_config() - Parsing of hvc_iucv= kernel command line parameter * @val: Parameter value (numeric) */ @@ -952,10 +950,5 @@ static int __init hvc_iucv_config(char *val) } -module_init(hvc_iucv_init); -console_initcall(hvc_iucv_console_init); +device_initcall(hvc_iucv_init); __setup("hvc_iucv=", hvc_iucv_config); - -MODULE_LICENSE("GPL"); -MODULE_DESCRIPTION("HVC back-end for z/VM IUCV."); -MODULE_AUTHOR("Hendrik Brueckner <brueckner@linux.vnet.ibm.com>"); |