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 <chenxiang66@hisilicon.com> Signed-off-by: John Garry <john.garry@huawei.com> Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
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7bf18e849d
Коммит
a07b48766c
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@ -2358,7 +2358,7 @@ int hisi_sas_alloc(struct hisi_hba *hisi_hba)
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s = HISI_SAS_MAX_ITCT_ENTRIES * sizeof(struct hisi_sas_itct);
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hisi_hba->itct = dmam_alloc_coherent(dev, s, &hisi_hba->itct_dma,
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GFP_KERNEL | __GFP_ZERO);
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GFP_KERNEL);
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if (!hisi_hba->itct)
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goto err_out;
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@ -2385,7 +2385,7 @@ int hisi_sas_alloc(struct hisi_hba *hisi_hba)
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void *buf;
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buf = dmam_alloc_coherent(dev, s, &buf_dma,
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GFP_KERNEL | __GFP_ZERO);
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GFP_KERNEL);
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if (!buf)
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goto err_out;
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@ -2434,7 +2434,6 @@ int hisi_sas_alloc(struct hisi_hba *hisi_hba)
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GFP_KERNEL);
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if (!hisi_hba->sata_breakpoint)
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goto err_out;
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hisi_sas_init_mem(hisi_hba);
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hisi_sas_slot_index_init(hisi_hba);
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hisi_hba->last_slot_index = HISI_SAS_UNRESERVED_IPTT;
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@ -1914,7 +1914,7 @@ static void fatal_ecc_int_v3_hw(struct hisi_hba *hisi_hba)
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u32 irq_value, irq_msk;
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irq_msk = hisi_sas_read32(hisi_hba, SAS_ECC_INTR_MSK);
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hisi_sas_write32(hisi_hba, SAS_ECC_INTR_MSK, irq_msk | 0xffffffff);
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hisi_sas_write32(hisi_hba, SAS_ECC_INTR_MSK, 0xffffffff);
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irq_value = hisi_sas_read32(hisi_hba, SAS_ECC_INTR);
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if (irq_value)
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@ -3008,8 +3008,6 @@ hisi_sas_shost_alloc_pci(struct pci_dev *pdev)
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else
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hisi_hba->prot_mask = prot_mask;
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timer_setup(&hisi_hba->timer, NULL, 0);
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if (hisi_sas_get_fw_info(hisi_hba) < 0)
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goto err_out;
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@ -3099,7 +3097,6 @@ hisi_sas_v3_probe(struct pci_dev *pdev, const struct pci_device_id *id)
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sha->lldd_module = THIS_MODULE;
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sha->sas_addr = &hisi_hba->sas_addr[0];
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sha->num_phys = hisi_hba->n_phy;
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sha->core.shost = hisi_hba->shost;
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for (i = 0; i < hisi_hba->n_phy; i++) {
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sha->sas_phy[i] = &hisi_hba->phy[i].sas_phy;
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