From e5d65b4b81af41e3d6b8e25f7aabc5256f647d87 Mon Sep 17 00:00:00 2001 From: Shivasharan S Date: Thu, 19 Oct 2017 02:48:59 -0700 Subject: [PATCH] scsi: megaraid_sas: Move controller memory allocations and DMA mask settings from probe to megasas_init_fw Signed-off-by: Kashyap Desai Signed-off-by: Shivasharan S Signed-off-by: Martin K. Petersen --- drivers/scsi/megaraid/megaraid_sas_base.c | 43 +++++++++++++++-------- 1 file changed, 28 insertions(+), 15 deletions(-) diff --git a/drivers/scsi/megaraid/megaraid_sas_base.c b/drivers/scsi/megaraid/megaraid_sas_base.c index a201b6e3fbb1..79e3e23cd9b7 100644 --- a/drivers/scsi/megaraid/megaraid_sas_base.c +++ b/drivers/scsi/megaraid/megaraid_sas_base.c @@ -206,6 +206,18 @@ wait_and_poll(struct megasas_instance *instance, struct megasas_cmd *cmd, void megasas_fusion_ocr_wq(struct work_struct *work); static int megasas_get_ld_vf_affiliation(struct megasas_instance *instance, int initial); +static int +megasas_set_dma_mask(struct pci_dev *pdev); +static int +megasas_alloc_ctrl_mem(struct megasas_instance *instance); +static inline void +megasas_free_ctrl_mem(struct megasas_instance *instance); +static inline int +megasas_alloc_ctrl_dma_buffers(struct megasas_instance *instance); +static inline void +megasas_free_ctrl_dma_buffers(struct megasas_instance *instance); +static inline void +megasas_init_ctrl_params(struct megasas_instance *instance); void megasas_issue_dcmd(struct megasas_instance *instance, struct megasas_cmd *cmd) @@ -5179,6 +5191,19 @@ static int megasas_init_fw(struct megasas_instance *instance) goto fail_ready_state; } + megasas_init_ctrl_params(instance); + + if (megasas_set_dma_mask(instance->pdev)) + goto fail_ready_state; + + if (megasas_alloc_ctrl_mem(instance)) + goto fail_alloc_dma_buf; + + if (megasas_alloc_ctrl_dma_buffers(instance)) + goto fail_alloc_dma_buf; + + fusion = instance->ctrl_context; + if (instance->adapter_type == VENTURA_SERIES) { scratch_pad_3 = readl(&instance->reg_set->outbound_scratch_pad_3); @@ -5475,6 +5500,9 @@ static int megasas_init_fw(struct megasas_instance *instance) if (instance->msix_vectors) pci_free_irq_vectors(instance->pdev); instance->msix_vectors = 0; +fail_alloc_dma_buf: + megasas_free_ctrl_dma_buffers(instance); + megasas_free_ctrl_mem(instance); fail_ready_state: iounmap(instance->reg_set); @@ -6318,9 +6346,6 @@ static int megasas_probe_one(struct pci_dev *pdev, pci_set_master(pdev); - if (megasas_set_dma_mask(pdev)) - goto fail_set_dma_mask; - host = scsi_host_alloc(&megasas_template, sizeof(struct megasas_instance)); @@ -6343,14 +6368,6 @@ static int megasas_probe_one(struct pci_dev *pdev, megasas_set_adapter_type(instance); - megasas_init_ctrl_params(instance); - - if (megasas_alloc_ctrl_mem(instance)) - goto fail_alloc_dma_buf; - - if (megasas_alloc_ctrl_dma_buffers(instance)) - goto fail_alloc_dma_buf; - /* * Initialize MFI Firmware */ @@ -6432,13 +6449,9 @@ static int megasas_probe_one(struct pci_dev *pdev, if (instance->msix_vectors) pci_free_irq_vectors(instance->pdev); fail_init_mfi: -fail_alloc_dma_buf: - megasas_free_ctrl_dma_buffers(instance); - megasas_free_ctrl_mem(instance); scsi_host_put(host); fail_alloc_instance: -fail_set_dma_mask: pci_disable_device(pdev); return -ENODEV; -- 2.45.2