Commit 176d4aa6 authored by Sreekanth Reddy's avatar Sreekanth Reddy Committed by Martin K. Petersen
Browse files

scsi: mpi3mr: Support SAS transport class callbacks 

Add support for the following SAS transport class callbacks:

 - get_linkerrors
 - get_enclosure_identifier
 - get_bay_identifier
 - phy_reset
 - phy_enable
 - set_phy_speed
 - smp_handler

Link: https://lore.kernel.org/r/20220804131226.16653-14-sreekanth.reddy@broadcom.com


Reviewed-by: default avatarHimanshu Madhani <himanshu.madhani@oracle.com>
Signed-off-by: default avatarSreekanth Reddy <sreekanth.reddy@broadcom.com>
Signed-off-by: default avatarMartin K. Petersen <martin.petersen@oracle.com>
parent 2bd37e28

drivers/scsi/mpi3mr/mpi3mr.h

+3 −0
Original line number Diff line number Diff line
@@ -1326,6 +1326,9 @@ struct mpi3mr_enclosure_node *mpi3mr_enclosure_find_by_handle( 
extern const struct attribute_group *mpi3mr_host_groups[];

extern const struct attribute_group *mpi3mr_dev_groups[];



extern struct sas_function_template mpi3mr_transport_functions;

extern struct scsi_transport_template *mpi3mr_transport_template;



int mpi3mr_cfg_get_dev_pg0(struct mpi3mr_ioc *mrioc, u16 *ioc_status,

	struct mpi3_device_page0 *dev_pg0, u16 pg_sz, u32 form, u32 form_spec);

int mpi3mr_cfg_get_sas_phy_pg0(struct mpi3mr_ioc *mrioc, u16 *ioc_status,

drivers/scsi/mpi3mr/mpi3mr_fw.c

+1 −0
Original line number Diff line number Diff line
@@ -3754,6 +3754,7 @@ int mpi3mr_init_ioc(struct mpi3mr_ioc *mrioc) 
		mrioc->sas_transport_enabled = 1;

		mrioc->scsi_device_channel = 1;

		mrioc->shost->max_channel = 1;

		mrioc->shost->transportt = mpi3mr_transport_template;

	}



	mrioc->reply_sz = mrioc->facts.reply_sz;

drivers/scsi/mpi3mr/mpi3mr_os.c

+18 −2
Original line number Diff line number Diff line
@@ -5161,18 +5161,33 @@ static int __init mpi3mr_init(void) 
	pr_info("Loading %s version %s\n", MPI3MR_DRIVER_NAME,

	    MPI3MR_DRIVER_VERSION);



	mpi3mr_transport_template =

	    sas_attach_transport(&mpi3mr_transport_functions);

	if (!mpi3mr_transport_template) {

		pr_err("%s failed to load due to sas transport attach failure\n",

		    MPI3MR_DRIVER_NAME);

		return -ENODEV;

	}



	ret_val = pci_register_driver(&mpi3mr_pci_driver);

	if (ret_val) {

		pr_err("%s failed to load due to pci register driver failure\n",

		    MPI3MR_DRIVER_NAME);

		return ret_val;

		goto err_pci_reg_fail;

	}



	ret_val = driver_create_file(&mpi3mr_pci_driver.driver,

				     &driver_attr_event_counter);

	if (ret_val)

		goto err_event_counter;



	return ret_val;



err_event_counter:

	pci_unregister_driver(&mpi3mr_pci_driver);



err_pci_reg_fail:

	sas_release_transport(mpi3mr_transport_template);

	return ret_val;

}
@@ -5189,6 +5204,7 @@ static void __exit mpi3mr_exit(void) 
	driver_remove_file(&mpi3mr_pci_driver.driver,

			   &driver_attr_event_counter);

	pci_unregister_driver(&mpi3mr_pci_driver);

	sas_release_transport(mpi3mr_transport_template);

}



module_init(mpi3mr_init);

drivers/scsi/mpi3mr/mpi3mr_transport.c

+892 −0

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