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scsi: megaraid_sas: Print BAR information from driver

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Add prints for BAR address information during driver load.  This helps in
debugging issues with BAR address changing during OS boot.

Signed-off-by: Sumit Saxena <sumit.saxena@broadcom.com>
Signed-off-by: Shivasharan S <shivasharan.srikanteshwara@broadcom.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
This commit is contained in:
Shivasharan S 2019-05-07 10:05:42 -07:00 committed by Martin K. Petersen
parent 3d1d9eb7f2
commit 9a5987101c
1 changed files with 6 additions and 0 deletions
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6
drivers/scsi/megaraid/megaraid_sas_base.c
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@ -5624,6 +5624,7 @@ static int megasas_init_fw(struct megasas_instance *instance)
u32 max_sectors_2, tmp_sectors, msix_enable; u32 max_sectors_2, tmp_sectors, msix_enable;
u32 scratch_pad_1, scratch_pad_2, scratch_pad_3, status_reg; u32 scratch_pad_1, scratch_pad_2, scratch_pad_3, status_reg;
resource_size_t base_addr; resource_size_t base_addr;
void *base_addr_phys;
struct megasas_ctrl_info *ctrl_info = NULL; struct megasas_ctrl_info *ctrl_info = NULL;
unsigned long bar_list; unsigned long bar_list;
int i, j, loop, fw_msix_count = 0; int i, j, loop, fw_msix_count = 0;
@ -5649,6 +5650,11 @@ static int megasas_init_fw(struct megasas_instance *instance)
goto fail_ioremap; goto fail_ioremap;
} }
base_addr_phys = &base_addr;
dev_printk(KERN_DEBUG, &instance->pdev->dev,
"BAR:0x%lx BAR's base_addr(phys):%pa mapped virt_addr:0x%p\n",
instance->bar, base_addr_phys, instance->reg_set);
if (instance->adapter_type != MFI_SERIES) if (instance->adapter_type != MFI_SERIES)
instance->instancet = &megasas_instance_template_fusion; instance->instancet = &megasas_instance_template_fusion;
else { else {