rapidio: modify sysfs initialization for switches

1. Change to create attribute "routes" only for switches.

2. Add a switch-specific callback to create/remove proprietary attributes.

Signed-off-by: Alexandre Bounine <alexandre.bounine@idt.com>
Cc: Thomas Moll <thomas.moll@sysgo.com>
Cc: Matt Porter <mporter@kernel.crashing.org>
Cc: Li Yang <leoli@freescale.com>
Cc: Kumar Gala <galak@kernel.crashing.org>
Cc: Micha Nelissen <micha@neli.hopto.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

1 files changed, 6 insertions, 0 deletions

diff --git a/include/linux/rio.h b/include/linux/rio.h
index 8d9e66d..4fa5e3d 100644
--- a/include/linux/rio.h
+++ b/include/linux/rio.h
@@ -218,6 +218,10 @@ struct rio_net {
 	unsigned char id;	/* RIO network ID */
 };
 
+/* Definitions used by switch sysfs initialization callback */
+#define RIO_SW_SYSFS_CREATE	1	/* Create switch attributes */
+#define RIO_SW_SYSFS_REMOVE	0	/* Remove switch attributes */
+
 /**
  * struct rio_switch - RIO switch info
  * @node: Node in global list of switches
@@ -234,6 +238,7 @@ struct rio_net {
  * @get_domain: Callback for switch-specific domain get function
  * @em_init: Callback for switch-specific error management initialization function
  * @em_handle: Callback for switch-specific error management handler function
+ * @sw_sysfs: Callback that initializes switch-specific sysfs attributes
  * @nextdev: Array of per-port pointers to the next attached device
  */
 struct rio_switch {
@@ -256,6 +261,7 @@ struct rio_switch {
 			   u8 *sw_domain);
 	int (*em_init) (struct rio_dev *dev);
 	int (*em_handle) (struct rio_dev *dev, u8 swport);
+	int (*sw_sysfs) (struct rio_dev *dev, int create);
 	struct rio_dev *nextdev[0];
 };