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| author | Jose Abreu <Jose.Abreu@synopsys.com> | 2019-12-18 13:17:41 +0300 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2020-01-23 10:20:33 +0300 |
| commit | 7e74b77cf84095e012c179952a4fc8b5689f1a75 (patch) | |
| tree | 35aededf7861707230bb4bc2f8c7c68fb599ac82 /drivers/net/ethernet/stmicro/stmmac/common.h | |
| parent | 14dc0e8ee11b7a60e6517aee2e11b8d3162b1ce6 (diff) | |
| download | linux-7e74b77cf84095e012c179952a4fc8b5689f1a75.tar.xz | |
net: stmmac: 16KB buffer must be 16 byte aligned
commit 8605131747e7e1fd8f6c9f97a00287aae2b2c640 upstream.
The 16KB RX Buffer must also be 16 byte aligned. Fix it.
Fixes: 7ac6653a085b ("stmmac: Move the STMicroelectronics driver")
Signed-off-by: Jose Abreu <Jose.Abreu@synopsys.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/net/ethernet/stmicro/stmmac/common.h')
| -rw-r--r-- | drivers/net/ethernet/stmicro/stmmac/common.h | 5 |
1 files changed, 2 insertions, 3 deletions
diff --git a/drivers/net/ethernet/stmicro/stmmac/common.h b/drivers/net/ethernet/stmicro/stmmac/common.h index efc4a1a8343a..e51b50d94074 100644 --- a/drivers/net/ethernet/stmicro/stmmac/common.h +++ b/drivers/net/ethernet/stmicro/stmmac/common.h @@ -338,9 +338,8 @@ struct dma_features { unsigned int rx_fifo_size; }; -/* 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 |