Chelsio cxgb4 NIC does not work in RHEL 7
Issue
- How do I enable this Chelsio 10GB NIC?
- The cxgb4 module (driver) fails to load:
$ dmesg | grep cxgb4
[ 3.439954] cxgb4 000a:01:00.0: enabling device (0140 -> 0142)
[ 3.449332] cxgb4 000a:01:00.1: enabling device (0140 -> 0142)
[ 3.457429] cxgb4 000a:01:00.4: enabling device (0140 -> 0142)
[ 3.457878] cxgb4 000a:01:00.4: ibm,query-pe-dma-windows(53000000) 10000 8000000 20000028 returned 0
[ 3.478418] cxgb4 000a:01:00.4: mbox 4: 100002901bff004 1400100001000000 8088000400000000 0 0 0 0 0
[ 3.598404] cxgb4 000a:01:00.4: Coming up as MASTER: Adapter already initialized
[ 3.598420] cxgb4 000a:01:00.4: bad SGE FL page buffer sizes [0, 0]
[ 3.618747] cxgb4: probe of 000a:01:00.4 failed with error -22
Environment
- Red Hat Enterprise Linux 7 for POWER
- cxgb4 module
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