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authorDan Williams <dan.j.williams@intel.com>2012-02-10 13:18:44 +0400
committerJames Bottomley <JBottomley@Parallels.com>2012-03-01 02:23:15 +0400
commitd7a0ccdd9bd78b5b74d2963ec7ab67c9d896902a (patch)
tree9fc59d3303e7453006c767b0f4daadbf3d4ed5c1 /drivers/scsi/isci/remote_node_context.c
parent16d3db1b298529e6aec4a4cf0f56225d9e0bc641 (diff)
downloadlinux-d7a0ccdd9bd78b5b74d2963ec7ab67c9d896902a.tar.xz
[SCSI] isci: debug, provide state-enum-to-string conversions
Debugging the driver requires tracing the state transtions and tracing state names is less work than decoding numbers. Signed-off-by: Dan Williams <dan.j.williams@intel.com> Signed-off-by: James Bottomley <JBottomley@Parallels.com>
Diffstat (limited to 'drivers/scsi/isci/remote_node_context.c')
-rw-r--r--drivers/scsi/isci/remote_node_context.c19
1 files changed, 8 insertions, 11 deletions
diff --git a/drivers/scsi/isci/remote_node_context.c b/drivers/scsi/isci/remote_node_context.c
index 748e8339d1ec..3a9463481f38 100644
--- a/drivers/scsi/isci/remote_node_context.c
+++ b/drivers/scsi/isci/remote_node_context.c
@@ -60,18 +60,15 @@
#include "scu_event_codes.h"
#include "scu_task_context.h"
+#undef C
+#define C(a) (#a)
+const char *rnc_state_name(enum scis_sds_remote_node_context_states state)
+{
+ static const char * const strings[] = RNC_STATES;
-/**
- *
- * @sci_rnc: The RNC for which the is posted request is being made.
- *
- * This method will return true if the RNC is not in the initial state. In all
- * other states the RNC is considered active and this will return true. The
- * destroy request of the state machine drives the RNC back to the initial
- * state. If the state machine changes then this routine will also have to be
- * changed. bool true if the state machine is not in the initial state false if
- * the state machine is in the initial state
- */
+ return strings[state];
+}
+#undef C
/**
*