drivers/scsi/myrb.c
Source file repositories/reference/linux-study-clean/drivers/scsi/myrb.c
File Facts
- System
- Linux kernel
- Corpus path
drivers/scsi/myrb.c- Extension
.c- Size
- 96709 bytes
- Lines
- 3561
- Domain
- Driver Families
- Bucket
- drivers/scsi
- Inferred role
- Driver Families: operation-table or driver-model contract
- Status
- pattern implementation candidate
Why This File Exists
Repeatable hardware-adapter layer. Deep compatibility for every driver is out of scope; this atlas records patterns, probe lifecycles, bus glue, IRQ/DMA usage, and links back to core abstractions.
- Repeatable hardware-adapter layer. Deep compatibility for every driver is out of scope; this atlas records patterns, probe lifecycles, bus glue, IRQ/DMA usage, and links back to core abstractions.
- Defines an operation table; this is where Linux turns generic core objects into subsystem-specific behavior.
- Uses kernel synchronization; read lock ordering, sleepability, and interrupt context assumptions before translating.
- Touches IRQ or DMA behavior; this matters for the representative real-device path.
- Allocates kernel memory; connect allocation flags and lifetime to context constraints.
- Defines or uses C structs; map object ownership, embedded links, reference counts, and lock ownership.
Dependency Surface
linux/module.hlinux/types.hlinux/delay.hlinux/interrupt.hlinux/pci.hlinux/raid_class.hlinux/unaligned.hscsi/scsi.hscsi/scsi_host.hscsi/scsi_device.hscsi/scsi_cmnd.hscsi/scsi_tcq.hmyrb.h
Detected Declarations
function myrb_logical_channelfunction myrb_create_mempoolsfunction myrb_destroy_mempoolsfunction myrb_reset_cmdfunction myrb_qcmdfunction myrb_exec_cmdfunction myrb_exec_type3function myrb_exec_type3Dfunction myrb_get_eventfunction myrb_get_errtablefunction shost_for_each_devicefunction myrb_get_ldev_infofunction myrb_get_rbld_progressfunction myrb_update_rbld_progressfunction myrb_get_cc_progressfunction myrb_bgi_controlfunction myrb_hba_enquiryfunction time_after_eqfunction myrb_set_pdev_statefunction myrb_enable_mmiofunction myrb_get_hba_configfunction Numbersfunction strcmpfunction strcmpfunction myrb_unmapfunction myrb_cleanupfunction myrb_host_resetfunction myrb_pthru_queuecommandfunction myrb_inquiryfunction myrb_mode_sensefunction myrb_request_sensefunction myrb_read_capacityfunction myrb_ldev_queuecommandfunction scsi_for_each_sgfunction myrb_queuecommandfunction myrb_ldev_sdev_initfunction myrb_pdev_sdev_initfunction myrb_sdev_initfunction myrb_sdev_configurefunction myrb_sdev_destroyfunction myrb_biosparamfunction raid_state_showfunction raid_state_storefunction raid_level_showfunction rebuild_showfunction rebuild_storefunction consistency_check_storefunction consistency_check_show
Annotated Snippet
static struct pci_driver myrb_pci_driver = {
.name = "myrb",
.id_table = myrb_id_table,
.probe = myrb_probe,
.remove = myrb_remove,
};
static int __init myrb_init_module(void)
{
int ret;
myrb_raid_template = raid_class_attach(&myrb_raid_functions);
if (!myrb_raid_template)
return -ENODEV;
ret = pci_register_driver(&myrb_pci_driver);
if (ret)
raid_class_release(myrb_raid_template);
return ret;
}
static void __exit myrb_cleanup_module(void)
{
pci_unregister_driver(&myrb_pci_driver);
raid_class_release(myrb_raid_template);
}
module_init(myrb_init_module);
module_exit(myrb_cleanup_module);
MODULE_DESCRIPTION("Mylex DAC960/AcceleRAID/eXtremeRAID driver (Block interface)");
MODULE_AUTHOR("Hannes Reinecke <hare@suse.com>");
MODULE_LICENSE("GPL");
Annotation
- Immediate include surface: `linux/module.h`, `linux/types.h`, `linux/delay.h`, `linux/interrupt.h`, `linux/pci.h`, `linux/raid_class.h`, `linux/unaligned.h`, `scsi/scsi.h`.
- Detected declarations: `function myrb_logical_channel`, `function myrb_create_mempools`, `function myrb_destroy_mempools`, `function myrb_reset_cmd`, `function myrb_qcmd`, `function myrb_exec_cmd`, `function myrb_exec_type3`, `function myrb_exec_type3D`, `function myrb_get_event`, `function myrb_get_errtable`.
- Atlas domain: Driver Families / drivers/scsi.
- Implementation status: pattern implementation candidate.
- Synchronization appears in or near this file; preserve lock ordering, sleepability, and interrupt-context constraints.
- IRQ or DMA behavior appears here, which is relevant to the selected PCIe/NVMe device path.
Implementation Notes
- This generated page is the file-by-file coverage layer; curated subsystem chapters should link here when they synthesize a multi-file control flow.
- Core OS pages should be promoted from atlas-only to deep-reviewed when they explain data structures, invariants, locking, lifecycle, and C implementation snippets.
- Driver-family pages are intentionally pattern-oriented unless they are part of the selected PCIe/NVMe representative device path.