sfc: Log interrupt and reset type names, not numbers

Define name tables for these enumerations in a similar way as for
loopback.  Move the loopback name table together with them.

Signed-off-by: Ben Hutchings <bhutchings@solarflare.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

6 files changed, 69 insertions, 28 deletions

diff --git a/drivers/net/sfc/efx.c b/drivers/net/sfc/efx.c
index cb7899532659..4787faaf30c1 100644
--- a/drivers/net/sfc/efx.c
+++ b/drivers/net/sfc/efx.c
@@ -25,6 +25,50 @@
 #include "mdio_10g.h"
 #include "falcon.h"
 
+/**************************************************************************
+ *
+ * Type name strings
+ *
+ **************************************************************************
+ */
+
+/* Loopback mode names (see LOOPBACK_MODE()) */
+const unsigned int efx_loopback_mode_max = LOOPBACK_MAX;
+const char *efx_loopback_mode_names[] = {
+        [LOOPBACK_NONE]         = "NONE",
+        [LOOPBACK_GMAC]         = "GMAC",
+        [LOOPBACK_XGMII]        = "XGMII",
+        [LOOPBACK_XGXS]         = "XGXS",
+        [LOOPBACK_XAUI]         = "XAUI",
+        [LOOPBACK_GPHY]         = "GPHY",
+        [LOOPBACK_PHYXS]        = "PHYXS",
+        [LOOPBACK_PCS]          = "PCS",
+        [LOOPBACK_PMAPMD]       = "PMA/PMD",
+        [LOOPBACK_NETWORK]      = "NETWORK",
+};
+
+/* Interrupt mode names (see INT_MODE())) */
+const unsigned int efx_interrupt_mode_max = EFX_INT_MODE_MAX;
+const char *efx_interrupt_mode_names[] = {
+        [EFX_INT_MODE_MSIX]   = "MSI-X",
+        [EFX_INT_MODE_MSI]    = "MSI",
+        [EFX_INT_MODE_LEGACY] = "legacy",
+};
+
+const unsigned int efx_reset_type_max = RESET_TYPE_MAX;
+const char *efx_reset_type_names[] = {
+        [RESET_TYPE_INVISIBLE]     = "INVISIBLE",
+        [RESET_TYPE_ALL]           = "ALL",
+        [RESET_TYPE_WORLD]         = "WORLD",
+        [RESET_TYPE_DISABLE]       = "DISABLE",
+        [RESET_TYPE_TX_WATCHDOG]   = "TX_WATCHDOG",
+        [RESET_TYPE_INT_ERROR]     = "INT_ERROR",
+        [RESET_TYPE_RX_RECOVERY]   = "RX_RECOVERY",
+        [RESET_TYPE_RX_DESC_FETCH] = "RX_DESC_FETCH",
+        [RESET_TYPE_TX_DESC_FETCH] = "TX_DESC_FETCH",
+        [RESET_TYPE_TX_SKIP]       = "TX_SKIP",
+};
+
 #define EFX_MAX_MTU (9 * 1024)
 
 /* RX slow fill workqueue. If memory allocation fails in the fast path,
@@ -1772,7 +1816,7 @@ static int efx_reset(struct efx_nic *efx)
                 goto out_unlock;
         }
 
-        EFX_INFO(efx, "resetting (%d)\n", method);
+        EFX_INFO(efx, "resetting (%s)\n", RESET_TYPE(method));
 
         efx_reset_down(efx, method, &ecmd);
 
@@ -1851,9 +1895,10 @@ void efx_schedule_reset(struct efx_nic *efx, enum reset_type type)
         }
 
         if (method != type)
-                EFX_LOG(efx, "scheduling reset (%d:%d)\n", type, method);
+                EFX_LOG(efx, "scheduling %s reset for %s\n",
+                        RESET_TYPE(method), RESET_TYPE(type));
         else
-                EFX_LOG(efx, "scheduling reset (%d)\n", method);
+                EFX_LOG(efx, "scheduling %s reset\n", RESET_TYPE(method));
 
         efx->reset_pending = method;
 
diff --git a/drivers/net/sfc/enum.h b/drivers/net/sfc/enum.h
index 60cbc6e1e66b..fcd14b73f24d 100644
--- a/drivers/net/sfc/enum.h
+++ b/drivers/net/sfc/enum.h
@@ -40,12 +40,6 @@ enum efx_loopback_mode {
 
 #define LOOPBACK_TEST_MAX LOOPBACK_PMAPMD
 
-extern const char *efx_loopback_mode_names[];
-#define LOOPBACK_MODE_NAME(mode)                        \
-        STRING_TABLE_LOOKUP(mode, efx_loopback_mode)
-#define LOOPBACK_MODE(efx)                              \
-        LOOPBACK_MODE_NAME(efx->loopback_mode)
-
 /* These loopbacks occur within the controller */
 #define LOOPBACKS_INTERNAL ((1 << LOOPBACK_GMAC) |     \
                             (1 << LOOPBACK_XGMII)|     \
diff --git a/drivers/net/sfc/ethtool.c b/drivers/net/sfc/ethtool.c
index e8afd784e6b2..d8915b95e65a 100644
--- a/drivers/net/sfc/ethtool.c
+++ b/drivers/net/sfc/ethtool.c
@@ -20,19 +20,6 @@
 #include "spi.h"
 #include "mdio_10g.h"
 
-const char *efx_loopback_mode_names[] = {
-        [LOOPBACK_NONE]         = "NONE",
-        [LOOPBACK_GMAC]         = "GMAC",
-        [LOOPBACK_XGMII]        = "XGMII",
-        [LOOPBACK_XGXS]         = "XGXS",
-        [LOOPBACK_XAUI]         = "XAUI",
-        [LOOPBACK_GPHY]         = "GPHY",
-        [LOOPBACK_PHYXS]        = "PHYXS",
-        [LOOPBACK_PCS]          = "PCS",
-        [LOOPBACK_PMAPMD]       = "PMA/PMD",
-        [LOOPBACK_NETWORK]      = "NETWORK",
-};
-
 struct ethtool_string {
         char name[ETH_GSTRING_LEN];
 };
@@ -290,7 +277,7 @@ static void efx_fill_test(unsigned int test_index,
 #define EFX_TX_QUEUE_NAME(_tx_queue) "txq%d", _tx_queue->queue
 #define EFX_RX_QUEUE_NAME(_rx_queue) "rxq%d", _rx_queue->queue
 #define EFX_LOOPBACK_NAME(_mode, _counter)                      \
-        "loopback.%s." _counter, LOOPBACK_MODE_NAME(mode)
+        "loopback.%s." _counter, STRING_TABLE_LOOKUP(_mode, efx_loopback_mode)
 
 /**
  * efx_fill_loopback_test - fill in a block of loopback self-test entries
diff --git a/drivers/net/sfc/falcon.c b/drivers/net/sfc/falcon.c
index 6eee4b796c43..41a321b0e8c6 100644
--- a/drivers/net/sfc/falcon.c
+++ b/drivers/net/sfc/falcon.c
@@ -2485,7 +2485,7 @@ int falcon_reset_hw(struct efx_nic *efx, enum reset_type method)
         efx_oword_t glb_ctl_reg_ker;
         int rc;
 
-        EFX_LOG(efx, "performing hardware reset (%d)\n", method);
+        EFX_LOG(efx, "performing %s hardware reset\n", RESET_TYPE(method));
 
         /* Initiate device reset */
         if (method == RESET_TYPE_WORLD) {
diff --git a/drivers/net/sfc/net_driver.h b/drivers/net/sfc/net_driver.h
index f2df32423c98..ac808d5f24a0 100644
--- a/drivers/net/sfc/net_driver.h
+++ b/drivers/net/sfc/net_driver.h
@@ -394,8 +394,23 @@ enum efx_led_mode {
         EFX_LED_DEFAULT = 2
 };
 
-#define STRING_TABLE_LOOKUP(val, member)        \
-        member ## _names[val]
+#define STRING_TABLE_LOOKUP(val, member) \
+        ((val) < member ## _max) ? member ## _names[val] : "(invalid)"
+
+extern const char *efx_loopback_mode_names[];
+extern const unsigned int efx_loopback_mode_max;
+#define LOOPBACK_MODE(efx) \
+        STRING_TABLE_LOOKUP((efx)->loopback_mode, efx_loopback_mode)
+
+extern const char *efx_interrupt_mode_names[];
+extern const unsigned int efx_interrupt_mode_max;
+#define INT_MODE(efx) \
+        STRING_TABLE_LOOKUP(efx->interrupt_mode, efx_interrupt_mode)
+
+extern const char *efx_reset_type_names[];
+extern const unsigned int efx_reset_type_max;
+#define RESET_TYPE(type) \
+        STRING_TABLE_LOOKUP(type, efx_reset_type)
 
 enum efx_int_mode {
         /* Be careful if altering to correct macro below */
diff --git a/drivers/net/sfc/selftest.c b/drivers/net/sfc/selftest.c
index afac1cc6bd2f..63ff295334e4 100644
--- a/drivers/net/sfc/selftest.c
+++ b/drivers/net/sfc/selftest.c
@@ -175,8 +175,8 @@ static int efx_test_interrupts(struct efx_nic *efx,
         return -ETIMEDOUT;
 
  success:
-        EFX_LOG(efx, "test interrupt (mode %d) seen on CPU%d\n",
-                efx->interrupt_mode, efx->last_irq_cpu);
+        EFX_LOG(efx, "%s test interrupt seen on CPU%d\n", INT_MODE(efx),
+                efx->last_irq_cpu);
         tests->interrupt = 1;
         return 0;
 }