~xdavidwu/linux-xdavidwu-xps

ref: 3efac9c8047bdd068b0d0d379843751b26b9a4c2 linux-xdavidwu-xps/tg3-57766-dma.patch -rw-r--r-- 371 bytes
3efac9c8 — Pinghao Wu 6.14 17 days ago 
                                                                                
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--- b/drivers/net/ethernet/broadcom/tg3.c
+++ a/drivers/net/ethernet/broadcom/tg3.c
@@ -17839,9 +17839,6 @@
 	} else
 		persist_dma_mask = dma_mask = DMA_BIT_MASK(64);
 
-	if (tg3_asic_rev(tp) == ASIC_REV_57766)
-		persist_dma_mask = DMA_BIT_MASK(31);
-
 	/* Configure DMA attributes. */
 	if (dma_mask > DMA_BIT_MASK(32)) {
 		err = dma_set_mask(&pdev->dev, dma_mask);