summaryrefslogtreecommitdiffstats
path: root/drivers/misc
diff options
context:
space:
mode:
authorGreg Kroah-Hartman <gregkh@linuxfoundation.org>2013-07-24 15:28:02 -0700
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2013-07-24 15:28:02 -0700
commit7b5d4122d39f7c26ce42806b7a67cf04537545e6 (patch)
tree8cc8f2a8216e7d108fad62897a04c3f0cd00c0c7 /drivers/misc
parent3ce20a710f1dac8f5073d1b138039c75dd46d967 (diff)
downloadop-kernel-dev-7b5d4122d39f7c26ce42806b7a67cf04537545e6.zip
op-kernel-dev-7b5d4122d39f7c26ce42806b7a67cf04537545e6.tar.gz
Revert "misc: c2port: use dev_bin_attrs instead of hand-coding it"
This reverts commit 3ce20a710f1dac8f5073d1b138039c75dd46d967 It should go in through the driver-core tree, not the char-misc tree, my mistake. Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/misc')
-rw-r--r--drivers/misc/c2port/core.c30
1 files changed, 17 insertions, 13 deletions
diff --git a/drivers/misc/c2port/core.c b/drivers/misc/c2port/core.c
index a3b8370..f32550a 100644
--- a/drivers/misc/c2port/core.c
+++ b/drivers/misc/c2port/core.c
@@ -867,17 +867,14 @@ static struct device_attribute c2port_attrs[] = {
__ATTR_NULL,
};
-static struct bin_attribute c2port_bin_attrs[] = {
- {
- .attr = {
- .name = "flash_data",
- .mode = 0644
- },
- .read = c2port_read_flash_data,
- .write = c2port_write_flash_data,
- /* .size is computed at run-time */
+static struct bin_attribute c2port_bin_attrs = {
+ .attr = {
+ .name = "flash_data",
+ .mode = 0644
},
- __ATTR_NULL
+ .read = c2port_read_flash_data,
+ .write = c2port_write_flash_data,
+ /* .size is computed at run-time */
};
/*
@@ -910,8 +907,6 @@ struct c2port_device *c2port_device_register(char *name,
goto error_idr_alloc;
c2dev->id = ret;
- c2port_bin_attrs[0].size = ops->blocks_num * ops->block_size;
-
c2dev->dev = device_create(c2port_class, NULL, 0, c2dev,
"c2port%d", c2dev->id);
if (unlikely(IS_ERR(c2dev->dev))) {
@@ -924,6 +919,12 @@ struct c2port_device *c2port_device_register(char *name,
c2dev->ops = ops;
mutex_init(&c2dev->mutex);
+ /* Create binary file */
+ c2port_bin_attrs.size = ops->blocks_num * ops->block_size;
+ ret = device_create_bin_file(c2dev->dev, &c2port_bin_attrs);
+ if (unlikely(ret))
+ goto error_device_create_bin_file;
+
/* By default C2 port access is off */
c2dev->access = c2dev->flash_access = 0;
ops->access(c2dev, 0);
@@ -936,6 +937,9 @@ struct c2port_device *c2port_device_register(char *name,
return c2dev;
+error_device_create_bin_file:
+ device_destroy(c2port_class, 0);
+
error_device_create:
spin_lock_irq(&c2port_idr_lock);
idr_remove(&c2port_idr, c2dev->id);
@@ -955,6 +959,7 @@ void c2port_device_unregister(struct c2port_device *c2dev)
dev_info(c2dev->dev, "C2 port %s removed\n", c2dev->name);
+ device_remove_bin_file(c2dev->dev, &c2port_bin_attrs);
spin_lock_irq(&c2port_idr_lock);
idr_remove(&c2port_idr, c2dev->id);
spin_unlock_irq(&c2port_idr_lock);
@@ -980,7 +985,6 @@ static int __init c2port_init(void)
return PTR_ERR(c2port_class);
}
c2port_class->dev_attrs = c2port_attrs;
- c2port_class->dev_bin_attrs = c2port_bin_attrs;
return 0;
}
OpenPOWER on IntegriCloud