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authorHaiying Wang <Haiying.Wang@freescale.com>2009-05-01 21:40:49 +0200
committerKumar Gala <galak@kernel.crashing.org>2009-05-19 07:50:25 +0200
commit674e4f93e2524e5710d5f2081feaedfd08f924a7 (patch)
tree00b548838b9a6c6dd7f7514ba27ecbdfa8605e3d /drivers/net/ucc_geth.c
parentpowerpc/qe: update QE Serial Number (diff)
downloadlinux-674e4f93e2524e5710d5f2081feaedfd08f924a7.tar.xz
linux-674e4f93e2524e5710d5f2081feaedfd08f924a7.zip
net/ucc_geth: Assign six threads to Rx for UEC
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> Acked-by: David S. Miller <davem@davemloft.net> Acked-by: Timur Tabi <timur@freescale.com> Signed-off-by: Kumar Gala <galak@kernel.crashing.org>
Diffstat (limited to 'drivers/net/ucc_geth.c')
-rw-r--r--drivers/net/ucc_geth.c10
1 files changed, 9 insertions, 1 deletions
diff --git a/drivers/net/ucc_geth.c b/drivers/net/ucc_geth.c
index 8287bc19868b..9dd16c9b1a10 100644
--- a/drivers/net/ucc_geth.c
+++ b/drivers/net/ucc_geth.c
@@ -3710,7 +3710,15 @@ 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))