powerpc/powernv: Add OPAL_BUSY to opal_error_code()

Also export opal_error_code() so that it can be used in modules

Signed-off-by: Cyril Bur <cyrilbur@gmail.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>

diff --git a/arch/powerpc/platforms/powernv/opal.c b/arch/powerpc/platforms/powernv/opal.c
index 65c79ecf5a4d685c3c2d5035a18b196bb9664f63..041ddbd1fc577db3f6d95b28ac3f0fc110c6563f 100644 (file)
--- a/arch/powerpc/platforms/powernv/opal.c
+++ b/arch/powerpc/platforms/powernv/opal.c
@@ -998,6 +998,7 @@ int opal_error_code(int rc)
 
        case OPAL_PARAMETER:            return -EINVAL;
        case OPAL_ASYNC_COMPLETION:     return -EINPROGRESS;
+       case OPAL_BUSY:
        case OPAL_BUSY_EVENT:           return -EBUSY;
        case OPAL_NO_MEM:               return -ENOMEM;
        case OPAL_PERMISSION:           return -EPERM;
@@ -1037,3 +1038,4 @@ EXPORT_SYMBOL_GPL(opal_write_oppanel_async);
 /* Export this for KVM */
 EXPORT_SYMBOL_GPL(opal_int_set_mfrr);
 EXPORT_SYMBOL_GPL(opal_int_eoi);
+EXPORT_SYMBOL_GPL(opal_error_code);