diff options
| author | Felix Fietkau <nbd@openwrt.org> | 2015-04-14 12:07:59 +0200 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2015-04-14 14:57:11 -0400 |
| commit | b9650557f3d58924e3be040df0ff7a3dae19ad83 (patch) | |
| tree | 29ce0cf55e7012913c52a5d55bc79febee94d777 /drivers/net/ethernet/broadcom/bgmac.h | |
| parent | 6a6c708469c9e10fd87adcc3abff164270538d62 (diff) | |
| download | blackbird-obmc-linux-b9650557f3d58924e3be040df0ff7a3dae19ad83.tar.gz blackbird-obmc-linux-b9650557f3d58924e3be040df0ff7a3dae19ad83.zip | |
bgmac: increase rx ring size from 511 to 512
Limiting it to 511 looks like a failed attempt at leaving one descriptor
empty to allow the hardware to stop processing a buffer that has not
been prepared yet. However, this doesn't work because this affects the
total ring size as well
Signed-off-by: Felix Fietkau <nbd@openwrt.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ethernet/broadcom/bgmac.h')
| -rw-r--r-- | drivers/net/ethernet/broadcom/bgmac.h | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/net/ethernet/broadcom/bgmac.h b/drivers/net/ethernet/broadcom/bgmac.h index 3db0d5211c5d..e45e303ebc22 100644 --- a/drivers/net/ethernet/broadcom/bgmac.h +++ b/drivers/net/ethernet/broadcom/bgmac.h @@ -356,7 +356,7 @@ #define BGMAC_MAX_RX_RINGS 1 #define BGMAC_TX_RING_SLOTS 128 -#define BGMAC_RX_RING_SLOTS 512 - 1 /* Why -1? Well, Broadcom does that... */ +#define BGMAC_RX_RING_SLOTS 512 #define BGMAC_RX_HEADER_LEN 28 /* Last 24 bytes are unused. Well... */ #define BGMAC_RX_FRAME_OFFSET 30 /* There are 2 unused bytes between header and real data */ |
