From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752111AbeEBP5t (ORCPT ); Wed, 2 May 2018 11:57:49 -0400 Received: from szxga05-in.huawei.com ([45.249.212.191]:7221 "EHLO huawei.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1751988AbeEBP5q (ORCPT ); Wed, 2 May 2018 11:57:46 -0400 From: John Garry To: , CC: , , , Xiaofei Tan , "John Garry" Subject: [PATCH 09/11] scsi: hisi_sas: remove redundant handling to event95 for v3 Date: Wed, 2 May 2018 23:56:32 +0800 Message-ID: <1525276594-92173-10-git-send-email-john.garry@huawei.com> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1525276594-92173-1-git-send-email-john.garry@huawei.com> References: <1525276594-92173-1-git-send-email-john.garry@huawei.com> MIME-Version: 1.0 Content-Type: text/plain X-Originating-IP: [10.67.212.75] X-CFilter-Loop: Reflected Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Xiaofei Tan Event95 is used for DFX purpose. The relevant bit for this interrupt in the ENT_INT_SRC_MSK3 register has been disabled, so remove the processing. Signed-off-by: Xiaofei Tan Signed-off-by: John Garry --- drivers/scsi/hisi_sas/hisi_sas_v3_hw.c | 9 +-------- 1 file changed, 1 insertion(+), 8 deletions(-) diff --git a/drivers/scsi/hisi_sas/hisi_sas_v3_hw.c b/drivers/scsi/hisi_sas/hisi_sas_v3_hw.c index 026faee..d6e705f 100644 --- a/drivers/scsi/hisi_sas/hisi_sas_v3_hw.c +++ b/drivers/scsi/hisi_sas/hisi_sas_v3_hw.c @@ -1331,14 +1331,9 @@ static irqreturn_t int_chnl_int_v3_hw(int irq_no, void *p) { struct hisi_hba *hisi_hba = p; struct device *dev = hisi_hba->dev; - u32 ent_msk, ent_tmp, irq_msk; + u32 irq_msk; int phy_no = 0; - ent_msk = hisi_sas_read32(hisi_hba, ENT_INT_SRC_MSK3); - ent_tmp = ent_msk; - ent_msk |= ENT_INT_SRC_MSK3_ENT95_MSK_MSK; - hisi_sas_write32(hisi_hba, ENT_INT_SRC_MSK3, ent_msk); - irq_msk = hisi_sas_read32(hisi_hba, CHNL_INT_STATUS) & 0xeeeeeeee; @@ -1415,8 +1410,6 @@ static irqreturn_t int_chnl_int_v3_hw(int irq_no, void *p) phy_no++; } - hisi_sas_write32(hisi_hba, ENT_INT_SRC_MSK3, ent_tmp); - return IRQ_HANDLED; } -- 1.9.1