From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752408AbcDONWM (ORCPT ); Fri, 15 Apr 2016 09:22:12 -0400 Received: from szxga02-in.huawei.com ([119.145.14.65]:38279 "EHLO szxga02-in.huawei.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752243AbcDONWH (ORCPT ); Fri, 15 Apr 2016 09:22:07 -0400 From: John Garry To: , CC: , , , , , John Garry Subject: [PATCH 3/3] hisi_sas: add alloc_dev_quirk_v2_hw() Date: Fri, 15 Apr 2016 21:36:38 +0800 Message-ID: <1460727398-102091-4-git-send-email-john.garry@huawei.com> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1460727398-102091-1-git-send-email-john.garry@huawei.com> References: <1460727398-102091-1-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 X-Mirapoint-Virus-RAPID-Raw: score=unknown(0), refid=str=0001.0A020205.5710EA23.0121,ss=1,re=0.000,recu=0.000,reip=0.000,cl=1,cld=1,fgs=0, ip=0.0.0.0, so=2013-06-18 04:22:30, dmn=2013-03-21 17:37:32 X-Mirapoint-Loop-Id: 161ab2b1f1cdd657df97e7844eed4b45 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Add custom version of function to allocate device, alloc_dev_quirk_v2_hw(). For sata devices the device id bit0 should be 0. Signed-off-by: John Garry --- drivers/scsi/hisi_sas/hisi_sas_v2_hw.c | 30 ++++++++++++++++++++++++++++++ 1 file changed, 30 insertions(+) diff --git a/drivers/scsi/hisi_sas/hisi_sas_v2_hw.c b/drivers/scsi/hisi_sas/hisi_sas_v2_hw.c index f2966d8..bbe98ec 100644 --- a/drivers/scsi/hisi_sas/hisi_sas_v2_hw.c +++ b/drivers/scsi/hisi_sas/hisi_sas_v2_hw.c @@ -492,6 +492,35 @@ slot_index_alloc_quirk_v2_hw(struct hisi_hba *hisi_hba, int *slot_idx, return 0; } +static struct +hisi_sas_device *alloc_dev_quirk_v2_hw(struct domain_device *device) +{ + struct hisi_hba *hisi_hba = device->port->ha->lldd_ha; + struct hisi_sas_device *sas_dev = NULL; + int i, sata_dev = dev_is_sata(device); + + spin_lock(&hisi_hba->lock); + for (i = 0; i < HISI_SAS_MAX_DEVICES; i++) { + /* + * SATA device id bit0 should be 0 + */ + if (sata_dev && (i & 1)) + continue; + if (hisi_hba->devices[i].dev_type == SAS_PHY_UNUSED) { + hisi_hba->devices[i].device_id = i; + sas_dev = &hisi_hba->devices[i]; + sas_dev->dev_status = HISI_SAS_DEV_NORMAL; + sas_dev->dev_type = device->dev_type; + sas_dev->hisi_hba = hisi_hba; + sas_dev->sas_device = device; + break; + } + } + spin_unlock(&hisi_hba->lock); + + return sas_dev; +} + static void config_phy_opt_mode_v2_hw(struct hisi_hba *hisi_hba, int phy_no) { u32 cfg = hisi_sas_phy_read32(hisi_hba, phy_no, PHY_CFG); @@ -2195,6 +2224,7 @@ static const struct hisi_sas_hw hisi_sas_v2_hw = { .hw_init = hisi_sas_v2_init, .setup_itct = setup_itct_v2_hw, .slot_index_alloc = slot_index_alloc_quirk_v2_hw, + .alloc_dev = alloc_dev_quirk_v2_hw, .sl_notify = sl_notify_v2_hw, .get_wideport_bitmap = get_wideport_bitmap_v2_hw, .free_device = free_device_v2_hw, -- 1.9.1