scsi: aacraid: Retrieve HBA host information ioctl
Added a new ioctl interface to retrieve the host device information. Signed-off-by: Raghava Aditya Renukunta <RaghavaAditya.Renukunta@microsemi.com> Signed-off-by: Dave Carroll <David.Carroll@microsemi.com> Reviewed-by: Johannes Thumshirn <jthumshirn@suse.de> Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
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@ -2334,6 +2334,7 @@ struct revision
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#define FSACTL_GET_CONTAINERS 2131
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#define FSACTL_GET_CONTAINERS 2131
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#define FSACTL_SEND_LARGE_FIB CTL_CODE(2138, METHOD_BUFFERED)
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#define FSACTL_SEND_LARGE_FIB CTL_CODE(2138, METHOD_BUFFERED)
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#define FSACTL_RESET_IOP CTL_CODE(2140, METHOD_BUFFERED)
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#define FSACTL_RESET_IOP CTL_CODE(2140, METHOD_BUFFERED)
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#define FSACTL_GET_HBA_INFO CTL_CODE(2150, METHOD_BUFFERED)
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/* flags defined for IOP & HW SOFT RESET */
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/* flags defined for IOP & HW SOFT RESET */
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#define HW_IOP_RESET 0x01
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#define HW_IOP_RESET 0x01
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#define HW_SOFT_RESET 0x02
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#define HW_SOFT_RESET 0x02
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@ -2372,6 +2373,57 @@ struct aac_common
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extern struct aac_common aac_config;
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extern struct aac_common aac_config;
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/*
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* This is for management ioctl purpose only.
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*/
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struct aac_hba_info {
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u8 driver_name[50];
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u8 adapter_number;
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u8 system_io_bus_number;
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u8 device_number;
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u32 function_number;
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u32 vendor_id;
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u32 device_id;
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u32 sub_vendor_id;
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u32 sub_system_id;
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u32 mapped_base_address_size;
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u32 base_physical_address_high_part;
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u32 base_physical_address_low_part;
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u32 max_command_size;
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u32 max_fib_size;
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u32 max_scatter_gather_from_os;
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u32 max_scatter_gather_to_fw;
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u32 max_outstanding_fibs;
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u32 queue_start_threshold;
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u32 queue_dump_threshold;
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u32 max_io_size_queued;
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u32 outstanding_io;
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u32 firmware_build_number;
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u32 bios_build_number;
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u32 driver_build_number;
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u32 serial_number_high_part;
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u32 serial_number_low_part;
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u32 supported_options;
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u32 feature_bits;
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u32 currentnumber_ports;
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u8 new_comm_interface:1;
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u8 new_commands_supported:1;
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u8 disable_passthrough:1;
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u8 expose_non_dasd:1;
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u8 queue_allowed:1;
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u8 bled_check_enabled:1;
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u8 reserved1:1;
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u8 reserted2:1;
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u32 reserved3[10];
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};
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/*
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/*
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* The following macro is used when sending and receiving FIBs. It is
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* The following macro is used when sending and receiving FIBs. It is
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* only used for debugging.
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* only used for debugging.
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@ -1011,6 +1011,29 @@ static int aac_get_pci_info(struct aac_dev* dev, void __user *arg)
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}
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}
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return 0;
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return 0;
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}
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}
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static int aac_get_hba_info(struct aac_dev *dev, void __user *arg)
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{
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struct aac_hba_info hbainfo;
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hbainfo.adapter_number = (u8) dev->id;
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hbainfo.system_io_bus_number = dev->pdev->bus->number;
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hbainfo.device_number = (dev->pdev->devfn >> 3);
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hbainfo.function_number = (dev->pdev->devfn & 0x0007);
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hbainfo.vendor_id = dev->pdev->vendor;
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hbainfo.device_id = dev->pdev->device;
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hbainfo.sub_vendor_id = dev->pdev->subsystem_vendor;
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hbainfo.sub_system_id = dev->pdev->subsystem_device;
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if (copy_to_user(arg, &hbainfo, sizeof(struct aac_hba_info))) {
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dprintk((KERN_DEBUG "aacraid: Could not copy hba info\n"));
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return -EFAULT;
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}
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return 0;
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}
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struct aac_reset_iop {
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struct aac_reset_iop {
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u8 reset_type;
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u8 reset_type;
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};
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};
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@ -1070,6 +1093,9 @@ int aac_do_ioctl(struct aac_dev * dev, int cmd, void __user *arg)
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case FSACTL_GET_PCI_INFO:
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case FSACTL_GET_PCI_INFO:
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status = aac_get_pci_info(dev,arg);
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status = aac_get_pci_info(dev,arg);
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break;
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break;
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case FSACTL_GET_HBA_INFO:
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status = aac_get_hba_info(dev, arg);
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break;
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case FSACTL_RESET_IOP:
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case FSACTL_RESET_IOP:
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status = aac_send_reset_adapter(dev, arg);
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status = aac_send_reset_adapter(dev, arg);
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break;
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break;
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