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From: Haiying Wang <Haiying.Wang@freescale.com>
To: linuxppc-dev@ozlabs.org, galak@kernel.crashing.org
Cc: Haiying Wang <Haiying.Wang@freescale.com>
Subject: [PATCH 5/6 v2] net/ucc_geth: Assign six threads to Rx for UEC
Date: Fri,  1 May 2009 15:40:49 -0400	[thread overview]
Message-ID: <1241206851-27749-3-git-send-email-Haiying.Wang@freescale.com> (raw)
In-Reply-To: <1241206851-27749-2-git-send-email-Haiying.Wang@freescale.com>

in the case the QE has 46 SNUMs for the threads to support four UCC Ethernet at
1000Base-T simultaneously.

Signed-off-by: Haiying Wang <Haiying.Wang@freescale.com>
---
v2 change: Add comments for the Rx threads change.
 drivers/net/ucc_geth.c |   10 +++++++++-
 1 files changed, 9 insertions(+), 1 deletions(-)

diff --git a/drivers/net/ucc_geth.c b/drivers/net/ucc_geth.c
index 44f8392..1cb2710 100644
--- a/drivers/net/ucc_geth.c
+++ b/drivers/net/ucc_geth.c
@@ -3702,7 +3702,15 @@ static int ucc_geth_probe(struct of_device* ofdev, const struct of_device_id *ma
 		ug_info->uf_info.utfet = UCC_GETH_UTFET_GIGA_INIT;
 		ug_info->uf_info.utftt = UCC_GETH_UTFTT_GIGA_INIT;
 		ug_info->numThreadsTx = UCC_GETH_NUM_OF_THREADS_4;
-		ug_info->numThreadsRx = UCC_GETH_NUM_OF_THREADS_4;
+
+		/* If QE's snum number is 46 which means we need to support
+		 * 4 UECs at 1000Base-T simultaneously, we need to allocate
+		 * more Threads to Rx.
+		 */
+		if (qe_get_num_of_snums() == 46)
+			ug_info->numThreadsRx = UCC_GETH_NUM_OF_THREADS_6;
+		else
+			ug_info->numThreadsRx = UCC_GETH_NUM_OF_THREADS_4;
 	}
 
 	if (netif_msg_probe(&debug))
-- 
1.6.0.2

  reply	other threads:[~2009-05-01 19:40 UTC|newest]

Thread overview: 16+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2009-05-01 19:40 [PATCH 2/6 v2] powerpc/qe: update risc allocation for QE Haiying Wang
2009-05-01 19:40 ` [PATCH 4/6 v2] powerpc/qe: update QE Serial Number Haiying Wang
2009-05-01 19:40   ` Haiying Wang [this message]
2009-05-01 19:40     ` [PATCH 6/6 v2] powerpc/85xx: Add MPC8569MDS board support Haiying Wang
2009-05-01 19:40       ` [PATCH] powerpc/85xx: add new qe properties for QE based chips Haiying Wang
2009-05-01 20:13         ` Timur Tabi
2009-05-01 22:04         ` Kumar Gala
2009-05-01 22:12       ` [PATCH 6/6 v2] powerpc/85xx: Add MPC8569MDS board support Kumar Gala
2009-05-01 20:17     ` [PATCH 5/6 v2] net/ucc_geth: Assign six threads to Rx for UEC Timur Tabi
2009-05-01 21:56     ` Kumar Gala
2009-05-01 22:03       ` David Miller
2009-05-01 22:12     ` Kumar Gala
2009-05-01 20:14   ` [PATCH 4/6 v2] powerpc/qe: update QE Serial Number Timur Tabi
2009-05-01 22:03   ` Kumar Gala
2009-05-01 20:15 ` [PATCH 2/6 v2] powerpc/qe: update risc allocation for QE Timur Tabi
2009-05-01 22:03   ` Kumar Gala

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