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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-08-07 13:11:22 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-08-07 13:11:22 +0000 |
commit | b20732900e4636a467c0183a47f7396700f5f743 (patch) | |
tree | 42f079ff82e701ebcb76829974b4caca3e5b6798 /drivers/scsi/mpt3sas/mpt3sas_ctl.c | |
parent | Adding upstream version 6.8.12. (diff) | |
download | linux-b20732900e4636a467c0183a47f7396700f5f743.tar.xz linux-b20732900e4636a467c0183a47f7396700f5f743.zip |
Adding upstream version 6.9.7.upstream/6.9.7
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'drivers/scsi/mpt3sas/mpt3sas_ctl.c')
-rw-r--r-- | drivers/scsi/mpt3sas/mpt3sas_ctl.c | 58 |
1 files changed, 56 insertions, 2 deletions
diff --git a/drivers/scsi/mpt3sas/mpt3sas_ctl.c b/drivers/scsi/mpt3sas/mpt3sas_ctl.c index 147cb7088d..87784c9624 100644 --- a/drivers/scsi/mpt3sas/mpt3sas_ctl.c +++ b/drivers/scsi/mpt3sas/mpt3sas_ctl.c @@ -2543,6 +2543,56 @@ out: return 0; } +/** + * _ctl_enable_diag_sbr_reload - enable sbr reload bit + * @ioc: per adapter object + * @arg: user space buffer containing ioctl content + * + * Enable the SBR reload bit + */ +static int +_ctl_enable_diag_sbr_reload(struct MPT3SAS_ADAPTER *ioc, void __user *arg) +{ + u32 ioc_state, host_diagnostic; + + if (ioc->shost_recovery || + ioc->pci_error_recovery || ioc->is_driver_loading || + ioc->remove_host) + return -EAGAIN; + + ioc_state = mpt3sas_base_get_iocstate(ioc, 1); + + if (ioc_state != MPI2_IOC_STATE_OPERATIONAL) + return -EFAULT; + + host_diagnostic = ioc->base_readl(&ioc->chip->HostDiagnostic); + + if (host_diagnostic & MPI2_DIAG_SBR_RELOAD) + return 0; + + if (mutex_trylock(&ioc->hostdiag_unlock_mutex)) { + if (mpt3sas_base_unlock_and_get_host_diagnostic(ioc, &host_diagnostic)) { + mutex_unlock(&ioc->hostdiag_unlock_mutex); + return -EFAULT; + } + } else + return -EAGAIN; + + host_diagnostic |= MPI2_DIAG_SBR_RELOAD; + writel(host_diagnostic, &ioc->chip->HostDiagnostic); + host_diagnostic = ioc->base_readl(&ioc->chip->HostDiagnostic); + mpt3sas_base_lock_host_diagnostic(ioc); + mutex_unlock(&ioc->hostdiag_unlock_mutex); + + if (!(host_diagnostic & MPI2_DIAG_SBR_RELOAD)) { + ioc_err(ioc, "%s: Failed to set Diag SBR Reload Bit\n", __func__); + return -EFAULT; + } + + ioc_info(ioc, "%s: Successfully set the Diag SBR Reload Bit\n", __func__); + return 0; +} + #ifdef CONFIG_COMPAT /** * _ctl_compat_mpt_command - convert 32bit pointers to 64bit. @@ -2719,6 +2769,10 @@ _ctl_ioctl_main(struct file *file, unsigned int cmd, void __user *arg, if (_IOC_SIZE(cmd) == sizeof(struct mpt3_addnl_diag_query)) ret = _ctl_addnl_diag_query(ioc, arg); break; + case MPT3ENABLEDIAGSBRRELOAD: + if (_IOC_SIZE(cmd) == sizeof(struct mpt3_enable_diag_sbr_reload)) + ret = _ctl_enable_diag_sbr_reload(ioc, arg); + break; default: dctlprintk(ioc, ioc_info(ioc, "unsupported ioctl opcode(0x%08x)\n", @@ -4034,7 +4088,7 @@ sas_ncq_prio_supported_show(struct device *dev, { struct scsi_device *sdev = to_scsi_device(dev); - return sysfs_emit(buf, "%d\n", scsih_ncq_prio_supp(sdev)); + return sysfs_emit(buf, "%d\n", sas_ata_ncq_prio_supported(sdev)); } static DEVICE_ATTR_RO(sas_ncq_prio_supported); @@ -4069,7 +4123,7 @@ sas_ncq_prio_enable_store(struct device *dev, if (kstrtobool(buf, &ncq_prio_enable)) return -EINVAL; - if (!scsih_ncq_prio_supp(sdev)) + if (!sas_ata_ncq_prio_supported(sdev)) return -EINVAL; sas_device_priv_data->ncq_prio_enable = ncq_prio_enable; |