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| author | Matt Carlson <mcarlson@broadcom.com> | 2011-12-14 11:09:58 +0000 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2011-12-15 13:09:10 -0500 |
| commit | a4cb428d31e11af1662e19c6fab9133c0f7a0eda (patch) | |
| tree | fcf4cf8bf9f007549510f2d508b61c4c39ea7f7e /drivers/net/ethernet/broadcom/tg3.h | |
| parent | 4f272096054b6154e31e850f192eef5782f156c6 (diff) | |
| download | linux-stable-a4cb428d31e11af1662e19c6fab9133c0f7a0eda.tar.gz linux-stable-a4cb428d31e11af1662e19c6fab9133c0f7a0eda.tar.bz2 linux-stable-a4cb428d31e11af1662e19c6fab9133c0f7a0eda.zip | |
tg3: Make the TX BD DMA limit configurable
The 57766 ASIC rev will impose a new TX BD DMA limit on the driver.
This patch prepares for 57766 support by making the tx BD DMA limit
tunable.
Signed-off-by: Matt Carlson <mcarlson@broadcom.com>
Reviewed-by: Michael Chan <mchan@broadcom.com>
Reviewed-by: Benjamin Li <benli@broadcom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ethernet/broadcom/tg3.h')
| -rw-r--r-- | drivers/net/ethernet/broadcom/tg3.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/net/ethernet/broadcom/tg3.h b/drivers/net/ethernet/broadcom/tg3.h index 9d9f6349cb8c..2ba5be16575b 100644 --- a/drivers/net/ethernet/broadcom/tg3.h +++ b/drivers/net/ethernet/broadcom/tg3.h @@ -2994,6 +2994,7 @@ struct tg3 { /* begin "tx thread" cacheline section */ void (*write32_tx_mbox) (struct tg3 *, u32, u32); + u32 dma_limit; /* begin "rx thread" cacheline section */ struct tg3_napi napi[TG3_IRQ_MAX_VECS]; |