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| author | Jag Raman <jag.raman@oracle.com> | 2017-06-23 21:58:34 +0300 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2017-06-25 23:43:13 +0300 |
| commit | 06f3c3ac60111a2ebffdc6f6acf16847153c0589 (patch) | |
| tree | b255c821e7cae4404d1e0b6fbcdc1ce06cd78f00 /arch/sparc/include | |
| parent | 0ab2fcd69dbf1dad27a7cee0f608b48690134ced (diff) | |
| download | linux-06f3c3ac60111a2ebffdc6f6acf16847153c0589.tar.xz | |
sparc64: add MDESC node name property to VIO device metadata
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>
Diffstat (limited to 'arch/sparc/include')
| -rw-r--r-- | arch/sparc/include/asm/mdesc.h | 7 | ||||
| -rw-r--r-- | arch/sparc/include/asm/vio.h | 2 |
2 files changed, 6 insertions, 3 deletions
diff --git a/arch/sparc/include/asm/mdesc.h b/arch/sparc/include/asm/mdesc.h index 68d19909d1cd..e8a4c413a1c7 100644 --- a/arch/sparc/include/asm/mdesc.h +++ b/arch/sparc/include/asm/mdesc.h @@ -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; }; diff --git a/arch/sparc/include/asm/vio.h b/arch/sparc/include/asm/vio.h index 9dca7a892978..69cb3a5ff8cf 100644 --- a/arch/sparc/include/asm/vio.h +++ b/arch/sparc/include/asm/vio.h @@ -316,12 +316,14 @@ static inline u32 vio_dring_prev(struct vio_dring_state *dr, u32 index) } #define VIO_MAX_TYPE_LEN 32 +#define VIO_MAX_NAME_LEN 32 #define VIO_MAX_COMPAT_LEN 64 struct vio_dev { u64 mp; struct device_node *dp; + char node_name[VIO_MAX_NAME_LEN]; char type[VIO_MAX_TYPE_LEN]; char compat[VIO_MAX_COMPAT_LEN]; int compat_len; |