diff options
author | Jacob Keller <jacob.e.keller@intel.com> | 2017-07-10 13:23:09 -0700 |
---|---|---|
committer | Jeff Kirsher <jeffrey.t.kirsher@intel.com> | 2017-10-02 08:04:57 -0700 |
commit | 4abf01b43b62525e4f1a20dd1a2bc4a1967d8928 (patch) | |
tree | f096264712e5ee1cf096405cfb206fea4663c464 /drivers/net/ethernet/intel/fm10k/fm10k_iov.c | |
parent | 8bac58be1700dab3cac8cb53ed0651da40777024 (diff) | |
download | op-kernel-dev-4abf01b43b62525e4f1a20dd1a2bc4a1967d8928.zip op-kernel-dev-4abf01b43b62525e4f1a20dd1a2bc4a1967d8928.tar.gz |
fm10k: simplify reading PFVFLRE register
We're doing a really convoluted bitshift and read for the PFVFLRE
register. Just reading the PFVFLRE(1), shifting it by 32, then reading
PFVFLRE(0) should be sufficient.
Signed-off-by: Jacob Keller <jacob.e.keller@intel.com>
Tested-by: Krishneil Singh <krishneil.k.singh@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
Diffstat (limited to 'drivers/net/ethernet/intel/fm10k/fm10k_iov.c')
-rw-r--r-- | drivers/net/ethernet/intel/fm10k/fm10k_iov.c | 6 |
1 files changed, 2 insertions, 4 deletions
diff --git a/drivers/net/ethernet/intel/fm10k/fm10k_iov.c b/drivers/net/ethernet/intel/fm10k/fm10k_iov.c index d8356c4..dfc88a4 100644 --- a/drivers/net/ethernet/intel/fm10k/fm10k_iov.c +++ b/drivers/net/ethernet/intel/fm10k/fm10k_iov.c @@ -1,5 +1,5 @@ /* Intel(R) Ethernet Switch Host Interface Driver - * Copyright(c) 2013 - 2016 Intel Corporation. + * Copyright(c) 2013 - 2017 Intel Corporation. * * This program is free software; you can redistribute it and/or modify it * under the terms and conditions of the GNU General Public License, @@ -67,10 +67,8 @@ s32 fm10k_iov_event(struct fm10k_intfc *interface) /* read VFLRE to determine if any VFs have been reset */ do { - vflre = fm10k_read_reg(hw, FM10K_PFVFLRE(0)); + vflre = fm10k_read_reg(hw, FM10K_PFVFLRE(1)); vflre <<= 32; - vflre |= fm10k_read_reg(hw, FM10K_PFVFLRE(1)); - vflre = (vflre << 32) | (vflre >> 32); vflre |= fm10k_read_reg(hw, FM10K_PFVFLRE(0)); i = iov_data->num_vfs; |