Commit 68a946bb authored Apr 04, 2017 by Michael Chan Committed by David S. Miller Apr 05, 2017

bnxt_en: Cap the msix vector with the max completion rings.



The current code enables up to the maximum MSIX vectors in the PCIE
config space without considering the max completion rings available.
An MSIX vector is only useful when it has an associated completion
ring, so it is better to cap it.

Signed-off-by: Michael Chan <michael.chan@broadcom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

parent 932dbf83

drivers/net/ethernet/broadcom/bnxt/bnxt.c

+3 −2

Original line number	Diff line number	Diff line
		@@ -5183,9 +5183,10 @@ static unsigned int bnxt_get_max_func_irqs(struct bnxt *bp)
		{
		#if defined(CONFIG_BNXT_SRIOV)
		if (BNXT_VF(bp))
		return bp->vf.max_irqs;
		return min_t(unsigned int, bp->vf.max_irqs,
		bp->vf.max_cp_rings);
		#endif
		return bp->pf.max_irqs;
		return min_t(unsigned int, bp->pf.max_irqs, bp->pf.max_cp_rings);
		}

		void bnxt_set_max_func_irqs(struct bnxt *bp, unsigned int max_irqs)