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| author | Evan Swanson <evan.swanson@intel.com> | 2020-05-15 17:42:14 -0700 |
|---|---|---|
| committer | Jeff Kirsher <jeffrey.t.kirsher@intel.com> | 2020-05-27 17:48:23 -0700 |
| commit | b5c7f857e5c98c21271678992fb2634df38292f5 (patch) | |
| tree | a11174d558dc8db7096b170929bd7b6ca7a3d557 /drivers/iommu/iommu-traces.c | |
| parent | 1960827570c7ed83fb0725debf856b06f46e1a77 (diff) | |
| download | linux-b5c7f857e5c98c21271678992fb2634df38292f5.tar.gz linux-b5c7f857e5c98c21271678992fb2634df38292f5.tar.bz2 linux-b5c7f857e5c98c21271678992fb2634df38292f5.zip | |
ice: Handle critical FW error during admin queue initialization
A race condition between FW and SW can occur between admin queue setup and
the first command sent. A link event may occur and FW attempts to notify a
non-existent queue. FW will set the critical error bit and disable the
queue. When this happens retry queue setup.
Signed-off-by: Evan Swanson <evan.swanson@intel.com>
Signed-off-by: Anirudh Venkataramanan <anirudh.venkataramanan@intel.com>
Signed-off-by: Tony Nguyen <anthony.l.nguyen@intel.com>
Tested-by: Andrew Bowers <andrewx.bowers@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
Diffstat (limited to 'drivers/iommu/iommu-traces.c')
0 files changed, 0 insertions, 0 deletions