From mboxrd@z Thu Jan 1 00:00:00 1970 From: Helin Zhang Subject: [PATCH v3 19/30] i40e/base: increase timeout when checking GLGEN_RSTAT_DEVSTATE bit Date: Thu, 18 Feb 2016 22:34:25 +0800 Message-ID: <1455806076-18497-20-git-send-email-helin.zhang@intel.com> References: <1455776683-11790-1-git-send-email-helin.zhang@intel.com> <1455806076-18497-1-git-send-email-helin.zhang@intel.com> To: dev@dpdk.org Return-path: Received: from mga11.intel.com (mga11.intel.com [192.55.52.93]) by dpdk.org (Postfix) with ESMTP id 1792EC40A for ; Thu, 18 Feb 2016 15:35:24 +0100 (CET) In-Reply-To: <1455806076-18497-1-git-send-email-helin.zhang@intel.com> List-Id: patches and discussions about DPDK List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces@dpdk.org Sender: "dev" When linking with particular PHY types (ex: copper PHY), the amount of time it takes for the GLGEN_RSTAT_DEVSTATE to be set increases greatly, which can lead to a timeout and failure to load the driver. Signed-off-by: Helin Zhang --- drivers/net/i40e/base/i40e_common.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/drivers/net/i40e/base/i40e_common.c b/drivers/net/i40e/base/i40e_common.c index a4cf5cf..925bb1c 100644 --- a/drivers/net/i40e/base/i40e_common.c +++ b/drivers/net/i40e/base/i40e_common.c @@ -1316,11 +1316,11 @@ enum i40e_status_code i40e_pf_reset(struct i40e_hw *hw) grst_del = (rd32(hw, I40E_GLGEN_RSTCTL) & I40E_GLGEN_RSTCTL_GRSTDEL_MASK) >> I40E_GLGEN_RSTCTL_GRSTDEL_SHIFT; -#ifdef I40E_ESS_SUPPORT + /* It can take upto 15 secs for GRST steady state */ grst_del = grst_del * 20; /* bump it to 16 secs max to be safe */ -#endif - for (cnt = 0; cnt < grst_del + 10; cnt++) { + + for (cnt = 0; cnt < grst_del; cnt++) { reg = rd32(hw, I40E_GLGEN_RSTAT); if (!(reg & I40E_GLGEN_RSTAT_DEVSTATE_MASK)) break; -- 2.5.0