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authorFrank Haverkamp <haver@linux.vnet.ibm.com>2016-06-29 16:47:43 +0300
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2016-08-31 15:22:49 +0300
commit5ed22cebbacc3d434fe4df5e7178cb2b79042d41 (patch)
tree948ca3c3ce65f892a2e56c0a7e8cbaffe7cd5d2d /drivers/misc/genwqe
parentd6a38c0ba778abd6683858bfd7c768f7edab2ebb (diff)
downloadlinux-5ed22cebbacc3d434fe4df5e7178cb2b79042d41.tar.xz
GenWQE: Change default access rights for device node
Since it should always be ok for normal users to operate the accelerator, it makes sense to change it in our driver, rather than adding udev rules for all Linux distributions. Signed-off-by: Frank Haverkamp <haver@linux.vnet.ibm.com> Reviewed-by: Gabriel Krisman Bertazi <krisman@linux.vnet.ibm.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/misc/genwqe')
-rw-r--r--drivers/misc/genwqe/card_base.c15
1 files changed, 15 insertions, 0 deletions
diff --git a/drivers/misc/genwqe/card_base.c b/drivers/misc/genwqe/card_base.c
index a70b853fa2c9..6c1f49a85023 100644
--- a/drivers/misc/genwqe/card_base.c
+++ b/drivers/misc/genwqe/card_base.c
@@ -1351,6 +1351,19 @@ static struct pci_driver genwqe_driver = {
};
/**
+ * genwqe_devnode() - Set default access mode for genwqe devices.
+ *
+ * Default mode should be rw for everybody. Do not change default
+ * device name.
+ */
+static char *genwqe_devnode(struct device *dev, umode_t *mode)
+{
+ if (mode)
+ *mode = 0666;
+ return NULL;
+}
+
+/**
* genwqe_init_module() - Driver registration and initialization
*/
static int __init genwqe_init_module(void)
@@ -1363,6 +1376,8 @@ static int __init genwqe_init_module(void)
return -ENOMEM;
}
+ class_genwqe->devnode = genwqe_devnode;
+
debugfs_genwqe = debugfs_create_dir(GENWQE_DEVNAME, NULL);
if (!debugfs_genwqe) {
rc = -ENOMEM;