X-Git-Url: http://git.droids-corp.org/?a=blobdiff_plain;f=drivers%2Fnet%2Fsfc%2Fbase%2Fef10_nic.c;h=0a2474f3eb7ea4cd8a908b5fe5f862f4258238aa;hb=e7feaba71c02418796afbe4356840e725ca6df6b;hp=332f6ef8190fb531af64bf3ae40007ff2cfd4546;hpb=ed42d18458cbdceb28f006fda9967141a7e79b92;p=dpdk.git

diff --git a/drivers/net/sfc/base/ef10_nic.c b/drivers/net/sfc/base/ef10_nic.c
index 332f6ef819..0a2474f3eb 100644
--- a/drivers/net/sfc/base/ef10_nic.c
+++ b/drivers/net/sfc/base/ef10_nic.c
@@ -2304,6 +2304,36 @@ fail1:
 	return (rc);
 }
 
+	__checkReturn	boolean_t
+ef10_nic_hw_unavailable(
+	__in		efx_nic_t *enp)
+{
+	efx_dword_t dword;
+
+	if (enp->en_reset_flags & EFX_RESET_HW_UNAVAIL)
+		return (B_TRUE);
+
+	EFX_BAR_READD(enp, ER_DZ_BIU_MC_SFT_STATUS_REG, &dword, B_FALSE);
+	if (EFX_DWORD_FIELD(dword, EFX_DWORD_0) == 0xffffffff)
+		goto unavail;
+
+	return (B_FALSE);
+
+unavail:
+	ef10_nic_set_hw_unavailable(enp);
+
+	return (B_TRUE);
+}
+
+			void
+ef10_nic_set_hw_unavailable(
+	__in		efx_nic_t *enp)
+{
+	EFSYS_PROBE(hw_unavail);
+	enp->en_reset_flags |= EFX_RESET_HW_UNAVAIL;
+}
+
+
 			void
 ef10_nic_fini(
 	__in		efx_nic_t *enp)