[PATCH 4/6] i2c-parport: use new parport device model

From: Sudip Mukherjee
Date: Wed May 20 2015 - 11:27:43 EST


Modify i2c-parport driver to use the new parallel port device model.

Tested-by: Jean Delvare <jdelvare@xxxxxxx>
Signed-off-by: Sudip Mukherjee <sudip@xxxxxxxxxxxxxxx>
---

i2c_parport_cb is made local, devmodel added to driver structure,
and probe removed.

drivers/i2c/busses/i2c-parport.c | 15 ++++++++++-----
1 file changed, 10 insertions(+), 5 deletions(-)

diff --git a/drivers/i2c/busses/i2c-parport.c b/drivers/i2c/busses/i2c-parport.c
index 155da95..138347e 100644
--- a/drivers/i2c/busses/i2c-parport.c
+++ b/drivers/i2c/busses/i2c-parport.c
@@ -185,11 +185,15 @@ static void i2c_parport_attach(struct parport *port)
printk(KERN_ERR "i2c-parport: Failed to kzalloc\n");
return;
}
+ memset(&i2c_parport_cb, 0, sizeof(i2c_parport_cb));
+ i2c_parport_cb.flags = PARPORT_FLAG_EXCL;
+ i2c_parport_cb.irq_func = i2c_parport_irq;
+ i2c_parport_cb.private = adapter;

pr_debug("i2c-parport: attaching to %s\n", port->name);
parport_disable_irq(port);
- adapter->pdev = parport_register_device(port, "i2c-parport",
- NULL, NULL, i2c_parport_irq, PARPORT_FLAG_EXCL, adapter);
+ adapter->pdev = parport_register_dev_model(port, "i2c-parport",
+ &i2c_parport_cb, i);
if (!adapter->pdev) {
printk(KERN_ERR "i2c-parport: Unable to register with parport\n");
goto err_free;
@@ -283,9 +287,10 @@ static void i2c_parport_detach(struct parport *port)
}

static struct parport_driver i2c_parport_driver = {
- .name = "i2c-parport",
- .attach = i2c_parport_attach,
- .detach = i2c_parport_detach,
+ .name = "i2c-parport",
+ .match_port = i2c_parport_attach,
+ .detach = i2c_parport_detach,
+ .devmodel = true,
};

/* ----- Module loading, unloading and information ------------------------ */
--
1.8.1.2

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