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-rw-r--r--drivers/ieee1394/sbp2.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/ieee1394/sbp2.c b/drivers/ieee1394/sbp2.c
index 4edfff4..e15b5d7 100644
--- a/drivers/ieee1394/sbp2.c
+++ b/drivers/ieee1394/sbp2.c
@@ -757,6 +757,11 @@ static struct sbp2_lu *sbp2_alloc_device(struct unit_directory *ud)
SBP2_ERR("failed to register lower 4GB address range");
goto failed_alloc;
}
+#else
+ if (dma_set_mask(hi->host->device.parent, DMA_32BIT_MASK)) {
+ SBP2_ERR("failed to set 4GB DMA mask");
+ goto failed_alloc;
+ }
#endif
}