From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jeff Kirsher Subject: [net-next 08/15] i40e: release NVM resource reservation on startup Date: Thu, 9 Jan 2014 04:52:17 -0800 Message-ID: <1389271944-26227-9-git-send-email-jeffrey.t.kirsher@intel.com> References: <1389271944-26227-1-git-send-email-jeffrey.t.kirsher@intel.com> Cc: Shannon Nelson , netdev@vger.kernel.org, gospo@redhat.com, sassmann@redhat.com, Jesse Brandeburg , Jeff Kirsher To: davem@davemloft.net Return-path: Received: from mga01.intel.com ([192.55.52.88]:49141 "EHLO mga01.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755102AbaAIMwe (ORCPT ); Thu, 9 Jan 2014 07:52:34 -0500 In-Reply-To: <1389271944-26227-1-git-send-email-jeffrey.t.kirsher@intel.com> Sender: netdev-owner@vger.kernel.org List-ID: From: Shannon Nelson Call AQ to release any reservation held by this PF on the NVM resource lock on startup, in order to clear anything that might have been left over from a previous run. The lock is only cleared by the requestor calling for it to be cleared, on power-on, or firmware reset. This should help limit the need for rebooting a customer machine if something goes wrong on a firmware update or some other action. Change-ID: I8c8473e601d4ef512dda7baa77a6e75f2e5fea49 Signed-off-by: Shannon Nelson Signed-off-by: Jesse Brandeburg Tested-by: Kavindya Deegala Signed-off-by: Jeff Kirsher --- drivers/net/ethernet/intel/i40e/i40e_adminq.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/drivers/net/ethernet/intel/i40e/i40e_adminq.c b/drivers/net/ethernet/intel/i40e/i40e_adminq.c index eb014bb..2b76aba 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_adminq.c +++ b/drivers/net/ethernet/intel/i40e/i40e_adminq.c @@ -583,6 +583,9 @@ i40e_status i40e_init_adminq(struct i40e_hw *hw) goto init_adminq_free_arq; } + /* pre-emptive resource lock release */ + i40e_aq_release_resource(hw, I40E_NVM_RESOURCE_ID, 0, NULL); + ret_code = i40e_aq_set_hmc_resource_profile(hw, I40E_HMC_PROFILE_DEFAULT, 0, -- 1.8.3.1