From a07b48766c5232b98154f68010512a9269f2841e Mon Sep 17 00:00:00 2001 From: Xiang Chen Date: Mon, 5 Aug 2019 21:48:10 +0800 Subject: [PATCH] scsi: hisi_sas: Remove some unnecessary code Remove some unnecessary code, including: - Explicit zeroing of memory allocated for dmam_alloc_coherent() - Some duplicated code - Some redundant masking Signed-off-by: Xiang Chen Signed-off-by: John Garry Signed-off-by: Martin K. Petersen --- drivers/scsi/hisi_sas/hisi_sas_main.c | 5 ++--- drivers/scsi/hisi_sas/hisi_sas_v3_hw.c | 5 +---- 2 files changed, 3 insertions(+), 7 deletions(-) diff --git a/drivers/scsi/hisi_sas/hisi_sas_main.c b/drivers/scsi/hisi_sas/hisi_sas_main.c index be15280343d1..e1c52811f4c7 100644 --- a/drivers/scsi/hisi_sas/hisi_sas_main.c +++ b/drivers/scsi/hisi_sas/hisi_sas_main.c @@ -2358,7 +2358,7 @@ int hisi_sas_alloc(struct hisi_hba *hisi_hba) s = HISI_SAS_MAX_ITCT_ENTRIES * sizeof(struct hisi_sas_itct); hisi_hba->itct = dmam_alloc_coherent(dev, s, &hisi_hba->itct_dma, - GFP_KERNEL | __GFP_ZERO); + GFP_KERNEL); if (!hisi_hba->itct) goto err_out; @@ -2385,7 +2385,7 @@ int hisi_sas_alloc(struct hisi_hba *hisi_hba) void *buf; buf = dmam_alloc_coherent(dev, s, &buf_dma, - GFP_KERNEL | __GFP_ZERO); + GFP_KERNEL); if (!buf) goto err_out; @@ -2434,7 +2434,6 @@ int hisi_sas_alloc(struct hisi_hba *hisi_hba) GFP_KERNEL); if (!hisi_hba->sata_breakpoint) goto err_out; - hisi_sas_init_mem(hisi_hba); hisi_sas_slot_index_init(hisi_hba); hisi_hba->last_slot_index = HISI_SAS_UNRESERVED_IPTT; diff --git a/drivers/scsi/hisi_sas/hisi_sas_v3_hw.c b/drivers/scsi/hisi_sas/hisi_sas_v3_hw.c index 3cc53e5b92f2..db8c7e4b1954 100644 --- a/drivers/scsi/hisi_sas/hisi_sas_v3_hw.c +++ b/drivers/scsi/hisi_sas/hisi_sas_v3_hw.c @@ -1914,7 +1914,7 @@ static void fatal_ecc_int_v3_hw(struct hisi_hba *hisi_hba) u32 irq_value, irq_msk; irq_msk = hisi_sas_read32(hisi_hba, SAS_ECC_INTR_MSK); - hisi_sas_write32(hisi_hba, SAS_ECC_INTR_MSK, irq_msk | 0xffffffff); + hisi_sas_write32(hisi_hba, SAS_ECC_INTR_MSK, 0xffffffff); irq_value = hisi_sas_read32(hisi_hba, SAS_ECC_INTR); if (irq_value) @@ -3008,8 +3008,6 @@ hisi_sas_shost_alloc_pci(struct pci_dev *pdev) else hisi_hba->prot_mask = prot_mask; - timer_setup(&hisi_hba->timer, NULL, 0); - if (hisi_sas_get_fw_info(hisi_hba) < 0) goto err_out; @@ -3099,7 +3097,6 @@ hisi_sas_v3_probe(struct pci_dev *pdev, const struct pci_device_id *id) sha->lldd_module = THIS_MODULE; sha->sas_addr = &hisi_hba->sas_addr[0]; sha->num_phys = hisi_hba->n_phy; - sha->core.shost = hisi_hba->shost; for (i = 0; i < hisi_hba->n_phy; i++) { sha->sas_phy[i] = &hisi_hba->phy[i].sas_phy; -- 2.39.5