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sparc64: add MDESC node name property to VIO device metadata

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Add the MDESC node name of MDESC client to VIO device metadata. It is
later used to uniquely identify a node in the MDESC. VIO & MDESC APIs
are updated to handle this node name.

Signed-off-by: Jagannathan Raman <jag.raman@oracle.com>
Reviewed-by: Liam Merwick <liam.merwick@oracle.com>
Reviewed-by: Shannon Nelson <shannon.nelson@oracle.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Jag Raman 2017-06-23 14:58:34 -04:00 • committed by David S. Miller
parent 0ab2fcd69d
commit 06f3c3ac60
4 changed files with 65 additions and 48 deletions
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7
arch/sparc/include/asm/mdesc.h
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@ -63,9 +63,10 @@ u64 mdesc_arc_target(struct mdesc_handle *hp, u64 arc);
void mdesc_update(void);
struct mdesc_notifier_client {
void (*add)(struct mdesc_handle *handle, u64 node);
void (*remove)(struct mdesc_handle *handle, u64 node);
void (*add)(struct mdesc_handle *handle, u64 node,
const char *node_name);
void (*remove)(struct mdesc_handle *handle, u64 node,
const char *node_name);
const char *node_name;
struct mdesc_notifier_client *next;
};