From mboxrd@z Thu Jan 1 00:00:00 1970 From: Subject: [PATCH net 7/9] net: ena: disable admin msix while working in polling mode Date: Sun, 11 Jun 2017 15:42:49 +0300 Message-ID: <1497184971-28178-8-git-send-email-netanel@amazon.com> References: <1497184971-28178-1-git-send-email-netanel@amazon.com> Mime-Version: 1.0 Content-Type: text/plain Cc: Netanel Belgazal , , , , , , , , To: , Return-path: Received: from smtp-fw-2101.amazon.com ([72.21.196.25]:62969 "EHLO smtp-fw-2101.amazon.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751850AbdFKMyC (ORCPT ); Sun, 11 Jun 2017 08:54:02 -0400 In-Reply-To: <1497184971-28178-1-git-send-email-netanel@amazon.com> Sender: netdev-owner@vger.kernel.org List-ID: From: Netanel Belgazal Fixes: 1738cd3ed342 ("Add a driver for Amazon Elastic Network Adapters (ENA)") Signed-off-by: Netanel Belgazal --- drivers/net/ethernet/amazon/ena/ena_com.c | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/drivers/net/ethernet/amazon/ena/ena_com.c b/drivers/net/ethernet/amazon/ena/ena_com.c index ea60b9e67acb..f5b237e0bd60 100644 --- a/drivers/net/ethernet/amazon/ena/ena_com.c +++ b/drivers/net/ethernet/amazon/ena/ena_com.c @@ -61,6 +61,8 @@ #define ENA_MMIO_READ_TIMEOUT 0xFFFFFFFF +#define ENA_REGS_ADMIN_INTR_MASK 1 + /*****************************************************************************/ /*****************************************************************************/ /*****************************************************************************/ @@ -1454,6 +1456,12 @@ void ena_com_admin_destroy(struct ena_com_dev *ena_dev) void ena_com_set_admin_polling_mode(struct ena_com_dev *ena_dev, bool polling) { + u32 mask_value = 0; + + if (polling) + mask_value = ENA_REGS_ADMIN_INTR_MASK; + + writel(mask_value, ena_dev->reg_bar + ENA_REGS_INTR_MASK_OFF); ena_dev->admin_queue.polling = polling; } -- 2.7.4