Return-path: Received: from mail2.candelatech.com ([208.74.158.173]:49988 "EHLO mail2.candelatech.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753163AbcEIXL1 (ORCPT ); Mon, 9 May 2016 19:11:27 -0400 From: greearb@candelatech.com To: ath10k@lists.infradead.org Cc: linux-wireless@vger.kernel.org, Ben Greear Subject: [PATCH 11/21] ath10k: add fw-powerup-fail to ethtool stats. Date: Mon, 9 May 2016 16:11:05 -0700 Message-Id: <1462835475-11079-12-git-send-email-greearb@candelatech.com> (sfid-20160510_011144_367602_503750E1) In-Reply-To: <1462835475-11079-1-git-send-email-greearb@candelatech.com> References: <1462835475-11079-1-git-send-email-greearb@candelatech.com> Sender: linux-wireless-owner@vger.kernel.org List-ID: From: Ben Greear This gives user-space a normal-ish way to detect that firmware has failed to start and that a reboot is probably required. Signed-off-by: Ben Greear --- drivers/net/wireless/ath/ath10k/core.h | 1 + drivers/net/wireless/ath/ath10k/debug.c | 2 ++ drivers/net/wireless/ath/ath10k/pci.c | 2 ++ 3 files changed, 5 insertions(+) diff --git a/drivers/net/wireless/ath/ath10k/core.h b/drivers/net/wireless/ath/ath10k/core.h index 6aa7a14..e7c228a 100644 --- a/drivers/net/wireless/ath/ath10k/core.h +++ b/drivers/net/wireless/ath/ath10k/core.h @@ -698,6 +698,7 @@ struct ath10k { enum ath10k_hw_rev hw_rev; u16 dev_id; + bool fw_powerup_failed; /* If true, might take reboot to recover. */ u32 chip_id; u32 target_version; u8 fw_version_major; diff --git a/drivers/net/wireless/ath/ath10k/debug.c b/drivers/net/wireless/ath/ath10k/debug.c index 7d9ad99..54a2194 100644 --- a/drivers/net/wireless/ath/ath10k/debug.c +++ b/drivers/net/wireless/ath/ath10k/debug.c @@ -1487,6 +1487,7 @@ static const char ath10k_gstrings_stats[][ETH_GSTRING_LEN] = { "d_fw_crash_count", "d_fw_warm_reset_count", "d_fw_cold_reset_count", + "d_fw_powerup_failed", /* boolean */ }; #define ATH10K_SSTATS_LEN ARRAY_SIZE(ath10k_gstrings_stats) @@ -1586,6 +1587,7 @@ void ath10k_debug_get_et_stats(struct ieee80211_hw *hw, data[i++] = ar->stats.fw_crash_counter; data[i++] = ar->stats.fw_warm_reset_counter; data[i++] = ar->stats.fw_cold_reset_counter; + data[i++] = ar->fw_powerup_failed; spin_unlock_bh(&ar->data_lock); diff --git a/drivers/net/wireless/ath/ath10k/pci.c b/drivers/net/wireless/ath/ath10k/pci.c index dbf0db8..2adc459 100644 --- a/drivers/net/wireless/ath/ath10k/pci.c +++ b/drivers/net/wireless/ath/ath10k/pci.c @@ -2709,10 +2709,12 @@ static int ath10k_pci_hif_power_up(struct ath10k *ar) goto err_ce; } + ar->fw_powerup_failed = false; return 0; err_ce: ath10k_pci_ce_deinit(ar); + ar->fw_powerup_failed = true; err_sleep: return ret; -- 2.4.3