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i40e: Change firmware workaround 

Remove a workaround that is no longer necessary and implement
a better understanding of what firmware is returning in the MSI-X
vector count.  This makes it so that the driver ends up with the
right amount of queues when using all available MSI-X vectors.

Change-ID: I34e60cc71dcfb1b5412f37df956fedcc49ade187
Signed-off-by: Catherine Sullivan <catherine.sullivan@intel.com>
Signed-off-by: Jesse Brandeburg <jesse.brandeburg@intel.com>
Tested-by: Kavindya Deegala <kavindya.s.deegala@intel.com>
Signed-off-by: Aaron Brown <aaron.f.brown@intel.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
hifive-unleashed-5.1
Jesse Brandeburg 2014-01-17 15:36:32 -08:00 committed by David S. Miller
parent e15c9fa036
commit d0b1024925
2 changed files with 2 additions and 7 deletions
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1
drivers/net/ethernet/intel/i40e/i40e.h
View File

@ -63,7 +63,6 @@
#define I40E_BASE_VSI_SEID 512
#define I40E_BASE_VEB_SEID 288
#define I40E_MAX_VEB 16
#define I40E_MAX_NPAR_QPS 32
#define I40E_MAX_NUM_DESCRIPTORS 4096
#define I40E_MAX_REGISTER 0x800000

8
drivers/net/ethernet/intel/i40e/i40e_main.c
View File

@ -4704,12 +4704,8 @@ static int i40e_get_capabilities(struct i40e_pf *pf)
}
} while (err);
if (pf->hw.revision_id == 0 && (pf->flags & I40E_FLAG_MFP_ENABLED)) {
pf->hw.func_caps.num_msix_vectors += 1;
pf->hw.func_caps.num_tx_qp =
min_t(int, pf->hw.func_caps.num_tx_qp,
I40E_MAX_NPAR_QPS);
}
/* increment MSI-X count because current FW skips one */
pf->hw.func_caps.num_msix_vectors++;
if (pf->hw.debug_mask & I40E_DEBUG_USER)
dev_info(&pf->pdev->dev,