arm: mvebu: a38x: update serdes error handling

Ensure appropriate error messages are generated. Previously all errors
indicated that the serdes was already in use. Now appropriate error
messages are given.

Signed-off-by: Chris Packham <judge.packham@gmail.com>
Signed-off-by: Stefan Roese <sr@denx.de>

diff --git a/arch/arm/mach-mvebu/serdes/a38x/high_speed_env_spec.c b/arch/arm/mach-mvebu/serdes/a38x/high_speed_env_spec.c
index 7d67199..820219e 100644 (file)
--- a/arch/arm/mach-mvebu/serdes/a38x/high_speed_env_spec.c
+++ b/arch/arm/mach-mvebu/serdes/a38x/high_speed_env_spec.c
@@ -835,25 +835,26 @@ u32 hws_serdes_topology_verify(enum serdes_type serdes_type, u32 serdes_id,
                }
        } else {
                test_result = SERDES_ALREADY_IN_USE;
-               if (test_result == SERDES_ALREADY_IN_USE) {
-                       printf("%s: Error: serdes lane %d is configured to type %s: type already in use\n",
-                              __func__, serdes_id,
-                              serdes_type_to_string[serdes_type]);
-                       return MV_FAIL;
-               } else if (test_result == WRONG_NUMBER_OF_UNITS) {
-                       printf("%s: Warning: serdes lane %d is set to type %s.\n",
-                              __func__, serdes_id,
-                              serdes_type_to_string[serdes_type]);
-                       printf("%s: Maximum supported lanes are already set to this type (limit = %d)\n",
-                              __func__, serd_max_num);
-                       return MV_FAIL;
-               } else if (test_result == UNIT_NUMBER_VIOLATION) {
-                       printf("%s: Warning: serdes lane %d type is %s: current device support only %d units of this type.\n",
-                              __func__, serdes_id,
-                              serdes_type_to_string[serdes_type],
-                              serd_max_num);
-                       return MV_FAIL;
-               }
+       }
+
+       if (test_result == SERDES_ALREADY_IN_USE) {
+               printf("%s: Error: serdes lane %d is configured to type %s: type already in use\n",
+                      __func__, serdes_id,
+                      serdes_type_to_string[serdes_type]);
+               return MV_FAIL;
+       } else if (test_result == WRONG_NUMBER_OF_UNITS) {
+               printf("%s: Warning: serdes lane %d is set to type %s.\n",
+                      __func__, serdes_id,
+                      serdes_type_to_string[serdes_type]);
+               printf("%s: Maximum supported lanes are already set to this type (limit = %d)\n",
+                      __func__, serd_max_num);
+               return MV_FAIL;
+       } else if (test_result == UNIT_NUMBER_VIOLATION) {
+               printf("%s: Warning: serdes lane %d type is %s: current device support only %d units of this type.\n",
+                      __func__, serdes_id,
+                      serdes_type_to_string[serdes_type],
+                      serd_max_num);
+               return MV_FAIL;
        }
 
        return MV_OK;