net: stmmac: 16KB buffer must be 16 byte aligned

The 16KB RX Buffer must also be 16 byte aligned. Fix it. Fixes: 7ac6653 ("stmmac: Move the STMicroelectronics driver") Signed-off-by: Jose Abreu <Jose.Abreu@synopsys.com> Signed-off-by: David S. Miller <davem@davemloft.net>
mariux64 · Dec 18, 2019 · 8605131 · 8605131
1 parent 8d558f0
commit 8605131
Showing 1 changed file with 2 additions and 3 deletions.
diff --git a/drivers/net/ethernet/stmicro/stmmac/common.h b/drivers/net/ethernet/stmicro/stmmac/common.h
@@ -365,9 +365,8 @@ struct dma_features {
 	unsigned int arpoffsel;
 };
 
-/* GMAC TX FIFO is 8K, Rx FIFO is 16K */
-#define BUF_SIZE_16KiB 16384
-/* RX Buffer size must be < 8191 and multiple of 4/8/16 bytes */
+/* RX Buffer size must be multiple of 4/8/16 bytes */
+#define BUF_SIZE_16KiB 16368
 #define BUF_SIZE_8KiB 8188
 #define BUF_SIZE_4KiB 4096
 #define BUF_SIZE_2KiB 2048