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authorBrice Goglin <brice@myri.com>2007-03-07 20:01:53 +0100
committerJeff Garzik <jeff@garzik.org>2007-03-09 11:51:32 -0500
commit4c882dd808b907652c9a8fe4f7d345cb4dee6a92 (patch)
tree36e3776e90b0e1a1ac31cae8f095c188c9102cfe
parent34fdccea93e858aaece3f127628365b546f96857 (diff)
myri10ge: prevent 4k rdma on SGI TIOCE chipset
Do not use 4k rdma request on SGI TIOCE chipset since this bridge does not support it. Signed-off-by: Brice Goglin <brice@myri.com> Signed-off-by: Jeff Garzik <jeff@garzik.org>
-rw-r--r--drivers/net/myri10ge/myri10ge.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/net/myri10ge/myri10ge.c b/drivers/net/myri10ge/myri10ge.c
index eab9b5acd0c..68fd38b291f 100644
--- a/drivers/net/myri10ge/myri10ge.c
+++ b/drivers/net/myri10ge/myri10ge.c
@@ -2524,6 +2524,12 @@ static void myri10ge_select_firmware(struct myri10ge_priv *mgp)
bridge->vendor, bridge->device);
mgp->tx.boundary = 4096;
mgp->fw_name = myri10ge_fw_aligned;
+ } else if (bridge &&
+ bridge->vendor == PCI_VENDOR_ID_SGI &&
+ bridge->device == 0x4002 /* TIOCE pcie-port */ ) {
+ /* this pcie bridge does not support 4K rdma request */
+ mgp->tx.boundary = 2048;
+ mgp->fw_name = myri10ge_fw_aligned;
}
} else {
if (myri10ge_force_firmware == 1) {