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Message-Id: <1450891039-17196-6-git-send-email-hariprasad@chelsio.com> Date: Wed, 23 Dec 2015 22:47:15 +0530 From: Hariprasad Shenai <hariprasad@...lsio.com> To: netdev@...r.kernel.org Cc: davem@...emloft.net, leedom@...lsio.com, nirranjan@...lsio.com, Hariprasad Shenai <hariprasad@...lsio.com> Subject: [PATCH net-next 5/9] 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@...lsio.com> --- drivers/net/ethernet/chelsio/cxgb4/t4_hw.c | 9 ++++++++- 1 file changed, 8 insertions(+), 1 deletion(-) diff --git a/drivers/net/ethernet/chelsio/cxgb4/t4_hw.c b/drivers/net/ethernet/chelsio/cxgb4/t4_hw.c index c613bd6..2f8c736 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; } -- 2.3.4 -- To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
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