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authorSudip Mukherjee <sudipm.mukherjee@gmail.com>2015-05-20 20:57:01 +0530
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2015-06-01 07:10:23 +0900
commit9f4ba6b05869d085aab03ae84ac3ce0f7685008d (patch)
treed0f52bce6ef9f64654dcf8dd9bfda3c4bfbc152f /drivers/block/paride/pt.c
parent8891f41a78f27fcecf8faa58ca80dfd4bf336bff (diff)
downloadlinux-9f4ba6b05869d085aab03ae84ac3ce0f7685008d.tar.bz2
paride: use new parport device model
Modify paride driver to use the new parallel port device model. Tested-by: Alan Cox <gnomes@lxorguk.ukuu.org.uk> Signed-off-by: Sudip Mukherjee <sudip@vectorindia.org> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/block/paride/pt.c')
-rw-r--r--drivers/block/paride/pt.c8
1 files changed, 8 insertions, 0 deletions
diff --git a/drivers/block/paride/pt.c b/drivers/block/paride/pt.c
index 2596042eb987..1740d75e8a32 100644
--- a/drivers/block/paride/pt.c
+++ b/drivers/block/paride/pt.c
@@ -232,6 +232,7 @@ static int pt_identify(struct pt_unit *tape);
static struct pt_unit pt[PT_UNITS];
static char pt_scratch[512]; /* scratch block buffer */
+static void *par_drv; /* reference of parport driver */
/* kernel glue structures */
@@ -605,6 +606,12 @@ static int pt_detect(void)
printk("%s: %s version %s, major %d\n", name, name, PT_VERSION, major);
+ par_drv = pi_register_driver(name);
+ if (!par_drv) {
+ pr_err("failed to register %s driver\n", name);
+ return -1;
+ }
+
specified = 0;
for (unit = 0; unit < PT_UNITS; unit++) {
struct pt_unit *tape = &pt[unit];
@@ -644,6 +651,7 @@ static int pt_detect(void)
if (found)
return 0;
+ pi_unregister_driver(par_drv);
printk("%s: No ATAPI tape drive detected\n", name);
return -1;
}