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Date: Thu, 24 Oct 2019 22:21:18 +0800 From: John Garry <john.garry@...wei.com> To: <jejb@...ux.vnet.ibm.com>, <martin.petersen@...cle.com> CC: <linux-scsi@...r.kernel.org>, <linuxarm@...wei.com>, <linux-kernel@...r.kernel.org>, <hare@...e.com>, <ming.lei@...hat.com>, "John Garry" <john.garry@...wei.com> Subject: [PATCH 3/6] scsi: hisi_sas: Add bitmaps_alloc_v3_hw() We will want to make this non-generic in future. Signed-off-by: John Garry <john.garry@...wei.com> --- drivers/scsi/hisi_sas/hisi_sas_v3_hw.c | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/drivers/scsi/hisi_sas/hisi_sas_v3_hw.c b/drivers/scsi/hisi_sas/hisi_sas_v3_hw.c index 2ae7070db41a..a46717efb870 100644 --- a/drivers/scsi/hisi_sas/hisi_sas_v3_hw.c +++ b/drivers/scsi/hisi_sas/hisi_sas_v3_hw.c @@ -556,6 +556,13 @@ static u32 hisi_sas_phy_read32(struct hisi_hba *hisi_hba, readl_poll_timeout_atomic(regs, val, cond, delay_us, timeout_us);\ }) +static int bitmaps_alloc_v3_hw(struct hisi_hba *hisi_hba) +{ + return sbitmap_init_node(&hisi_hba->slot_index_tags, + HISI_SAS_UNRESERVED_IPTT, -1, + GFP_KERNEL, dev_to_node(hisi_hba->dev)); +} + static void init_reg_v3_hw(struct hisi_hba *hisi_hba) { int i; @@ -3083,6 +3090,7 @@ static struct scsi_host_template sht_v3_hw = { static const struct hisi_sas_hw hisi_sas_v3_hw = { .hw_init = hisi_sas_v3_init, .setup_itct = setup_itct_v3_hw, + .bitmaps_alloc = bitmaps_alloc_v3_hw, .get_wideport_bitmap = get_wideport_bitmap_v3_hw, .complete_hdr_size = sizeof(struct hisi_sas_complete_v3_hdr), .clear_itct = clear_itct_v3_hw, -- 2.17.1
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