diff options
| author | Hariprasad Shenai <hariprasad@chelsio.com> | 2015-12-23 22:47:15 +0530 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2015-12-23 22:34:45 -0500 |
| commit | e9faeab8d48fc8962e4a244a6097048acebde47b (patch) | |
| tree | 6ad98c0e1d3a9d1bf4b613c727cd283fb85fe503 /drivers/net | |
| parent | 676d6a753066e9b5ae6c0a6ce8ec8cf9dabc4352 (diff) | |
cxgb4: Update Congestion Channel map for T6 adapter
Updating Congestion Channel/Priority Map in Congestion Manager Context
for T6. In T6 port 0 is mapped to channel 0 and port 1 is mapped to
channel 1. For 2 port T4/T5 adapter, port 0 is mapped to channel 0,1 and
port 1 is mapped to channel 2,3
Signed-off-by: Hariprasad Shenai <hariprasad@chelsio.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net')
| -rw-r--r-- | drivers/net/ethernet/chelsio/cxgb4/t4_hw.c | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/drivers/net/ethernet/chelsio/cxgb4/t4_hw.c b/drivers/net/ethernet/chelsio/cxgb4/t4_hw.c index c613bd6a6091..2f8c73630410 100644 --- a/drivers/net/ethernet/chelsio/cxgb4/t4_hw.c +++ b/drivers/net/ethernet/chelsio/cxgb4/t4_hw.c @@ -5316,7 +5316,14 @@ unsigned int t4_get_mps_bg_map(struct adapter *adap, int idx) if (n == 0) return idx == 0 ? 0xf : 0; - if (n == 1) + /* In T6 (which is a 2 port card), + * port 0 is mapped to channel 0 and port 1 is mapped to channel 1. + * For 2 port T4/T5 adapter, + * port 0 is mapped to channel 0 and 1, + * port 1 is mapped to channel 2 and 3. + */ + if ((n == 1) && + (CHELSIO_CHIP_VERSION(adap->params.chip) <= CHELSIO_T5)) return idx < 2 ? (3 << (2 * idx)) : 0; return 1 << idx; } |