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| author | Ivan Mikhaylov <ivan@de.ibm.com> | 2018-01-24 15:53:24 +0300 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2018-01-24 18:10:57 -0500 |
| commit | 45d6e545505fd32edb812f085be7de45b6a5c0af (patch) | |
| tree | 92848997582acca75815835b0bd047729c2d28df /drivers/net/ethernet/ibm/emac/core.c | |
| parent | 6f3180afbb22106d96a1320e175562f36a4d3506 (diff) | |
| download | linux-stable-45d6e545505fd32edb812f085be7de45b6a5c0af.tar.gz linux-stable-45d6e545505fd32edb812f085be7de45b6a5c0af.tar.bz2 linux-stable-45d6e545505fd32edb812f085be7de45b6a5c0af.zip | |
net/ibm/emac: add 8192 rx/tx fifo size
emac4syn chips has availability to use 8192 rx/tx fifo buffer sizes,
in current state if we set it up in dts 8192 as example, we will get
only 2048 which may impact on network speed.
Signed-off-by: Ivan Mikhaylov <ivan@de.ibm.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ethernet/ibm/emac/core.c')
| -rw-r--r-- | drivers/net/ethernet/ibm/emac/core.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/net/ethernet/ibm/emac/core.c b/drivers/net/ethernet/ibm/emac/core.c index 7feff2450ed6..241db3199b88 100644 --- a/drivers/net/ethernet/ibm/emac/core.c +++ b/drivers/net/ethernet/ibm/emac/core.c @@ -494,6 +494,9 @@ static u32 __emac_calc_base_mr1(struct emac_instance *dev, int tx_size, int rx_s case 16384: ret |= EMAC_MR1_RFS_16K; break; + case 8192: + ret |= EMAC4_MR1_RFS_8K; + break; case 4096: ret |= EMAC_MR1_RFS_4K; break; @@ -516,6 +519,9 @@ static u32 __emac4_calc_base_mr1(struct emac_instance *dev, int tx_size, int rx_ case 16384: ret |= EMAC4_MR1_TFS_16K; break; + case 8192: + ret |= EMAC4_MR1_TFS_8K; + break; case 4096: ret |= EMAC4_MR1_TFS_4K; break; |