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ice: Check for DCB capability before initializing DCB

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Check the ICE_FLAG_DCB_CAPABLE before calling ice_init_pf_dcb.

Signed-off-by: Anirudh Venkataramanan <anirudh.venkataramanan@intel.com>
Tested-by: Andrew Bowers <andrewx.bowers@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
This commit is contained in:
Anirudh Venkataramanan 2019-09-03 01:31:02 -07:00 committed by Jeff Kirsher
parent c61d234234
commit 80739b57b1
2 changed files with 8 additions and 10 deletions
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3
drivers/net/ethernet/intel/ice/ice_dcb_lib.c
View File

@ -474,7 +474,6 @@ int ice_init_pf_dcb(struct ice_pf *pf, bool locked)
}
pf->dcbx_cap = DCB_CAP_DCBX_HOST | DCB_CAP_DCBX_VER_IEEE;
set_bit(ICE_FLAG_DCB_CAPABLE, pf->flags);
return 0;
}
@ -483,8 +482,6 @@ int ice_init_pf_dcb(struct ice_pf *pf, bool locked)
/* DCBX in FW and LLDP enabled in FW */
pf->dcbx_cap = DCB_CAP_DCBX_LLD_MANAGED | DCB_CAP_DCBX_VER_IEEE;
set_bit(ICE_FLAG_DCB_CAPABLE, pf->flags);
err = ice_dcb_init_cfg(pf, locked);
if (err)
goto dcb_init_err;

15
drivers/net/ethernet/intel/ice/ice_main.c
View File

@ -2252,6 +2252,8 @@ static void ice_deinit_pf(struct ice_pf *pf)
static int ice_init_pf(struct ice_pf *pf)
{
bitmap_zero(pf->flags, ICE_PF_FLAGS_NBITS);
if (pf->hw.func_caps.common_cap.dcb)
set_bit(ICE_FLAG_DCB_CAPABLE, pf->flags);
#ifdef CONFIG_PCI_IOV
if (pf->hw.func_caps.common_cap.sr_iov_1_1) {
struct ice_hw *hw = &pf->hw;
@ -2529,13 +2531,12 @@ ice_probe(struct pci_dev *pdev, const struct pci_device_id __always_unused *ent)
goto err_init_pf_unroll;
}
err = ice_init_pf_dcb(pf, false);
if (err) {
clear_bit(ICE_FLAG_DCB_CAPABLE, pf->flags);
clear_bit(ICE_FLAG_DCB_ENA, pf->flags);
/* do not fail overall init if DCB init fails */
err = 0;
if (test_bit(ICE_FLAG_DCB_CAPABLE, pf->flags)) {
/* Note: DCB init failure is non-fatal to load */
if (ice_init_pf_dcb(pf, false)) {
clear_bit(ICE_FLAG_DCB_CAPABLE, pf->flags);
clear_bit(ICE_FLAG_DCB_ENA, pf->flags);
}
}
ice_determine_q_usage(pf);