Modify spi-butterfly driver to use the new parallel port device model.
Signed-off-by: Sudip Mukherjee <[email protected]>
---
Only change is in the module loading part. It has been tested by
inserting and removing the module repeatedly, tested with unbind also.
drivers/spi/spi-butterfly.c | 10 ++++++----
1 file changed, 6 insertions(+), 4 deletions(-)
diff --git a/drivers/spi/spi-butterfly.c b/drivers/spi/spi-butterfly.c
index f16ef7f..22a31e4 100644
--- a/drivers/spi/spi-butterfly.c
+++ b/drivers/spi/spi-butterfly.c
@@ -189,6 +189,7 @@ static void butterfly_attach(struct parport *p)
struct butterfly *pp;
struct spi_master *master;
struct device *dev = p->physport->dev;
+ struct pardev_cb butterfly_cb;
if (butterfly || !dev)
return;
@@ -221,9 +222,9 @@ static void butterfly_attach(struct parport *p)
* parport hookup
*/
pp->port = p;
- pd = parport_register_device(p, "spi_butterfly",
- NULL, NULL, NULL,
- 0 /* FLAGS */, pp);
+ memset(&butterfly_cb, 0, sizeof(butterfly_cb));
+ butterfly_cb.private = pp;
+ pd = parport_register_dev_model(p, "spi_butterfly", &butterfly_cb, 0);
if (!pd) {
status = -ENOMEM;
goto clean0;
@@ -321,8 +322,9 @@ static void butterfly_detach(struct parport *p)
static struct parport_driver butterfly_driver = {
.name = "spi_butterfly",
- .attach = butterfly_attach,
+ .match_port = butterfly_attach,
.detach = butterfly_detach,
+ .devmodel = true,
};
static int __init butterfly_init(void)
--
1.9.1
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