In an attempt to start to clean up the monstrosity of the sysfs abuse in
the gasket driver, let's remove code that is not used at all. The
gasket_sysfs_register_show() function is never used, so delete it.
Cc: Rob Springer <rspringer@xxxxxxxxxx>
Cc: John Joseph <jnjoseph@xxxxxxxxxx>
Cc: Ben Chan <benchan@xxxxxxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
drivers/staging/gasket/gasket_sysfs.c | 38 ---------------------------
drivers/staging/gasket/gasket_sysfs.h | 4 ---
2 files changed, 42 deletions(-)
diff --git a/drivers/staging/gasket/gasket_sysfs.c b/drivers/staging/gasket/gasket_sysfs.c
index 94e55f19b43f..39f9595c85e8 100644
--- a/drivers/staging/gasket/gasket_sysfs.c
+++ b/drivers/staging/gasket/gasket_sysfs.c
@@ -396,44 +396,6 @@ void gasket_sysfs_put_attr(
}
EXPORT_SYMBOL(gasket_sysfs_put_attr);
-ssize_t gasket_sysfs_register_show(
- struct device *device, struct device_attribute *attr, char *buf)
-{
- ulong reg_address, reg_bar, reg_value;
- struct gasket_sysfs_mapping *mapping;
- struct gasket_dev *gasket_dev;
- struct gasket_sysfs_attribute *gasket_attr;
-
- mapping = get_mapping(device);
- if (!mapping) {
- gasket_nodev_info("Device driver may have been removed.");
- return 0;
- }
-
- gasket_dev = mapping->gasket_dev;
- if (!gasket_dev) {
- gasket_nodev_error(
- "No sysfs mapping found for device 0x%p", device);
- put_mapping(mapping);
- return 0;
- }
-
- gasket_attr = gasket_sysfs_get_attr(device, attr);
- if (!gasket_attr) {
- put_mapping(mapping);
- return 0;
- }
-
- reg_address = gasket_attr->data.bar_address.offset;
- reg_bar = gasket_attr->data.bar_address.bar;
- reg_value = gasket_dev_read_64(gasket_dev, reg_bar, reg_address);
-
- gasket_sysfs_put_attr(device, gasket_attr);
- put_mapping(mapping);
- return snprintf(buf, PAGE_SIZE, "0x%lX\n", reg_value);
-}
-EXPORT_SYMBOL(gasket_sysfs_register_show);
-
ssize_t gasket_sysfs_register_store(
struct device *device, struct device_attribute *attr, const char *buf,
size_t count)
diff --git a/drivers/staging/gasket/gasket_sysfs.h b/drivers/staging/gasket/gasket_sysfs.h
index 0949cdae876c..e9f4fad80461 100644
--- a/drivers/staging/gasket/gasket_sysfs.h
+++ b/drivers/staging/gasket/gasket_sysfs.h
@@ -167,10 +167,6 @@ struct gasket_sysfs_attribute *gasket_sysfs_get_attr(
void gasket_sysfs_put_attr(
struct device *device, struct gasket_sysfs_attribute *attr);
-/* Display a register as a sysfs node. */
-ssize_t gasket_sysfs_register_show(
- struct device *device, struct device_attribute *attr, char *buf);
-
/*
* Write to a register sysfs node.
* @buf: NULL-terminated data being written.
--
2.18.0
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