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| author | Hans de Goede <hdegoede@redhat.com> | 2024-09-05 16:51:58 +0200 |
|---|---|---|
| committer | Hans de Goede <hdegoede@redhat.com> | 2024-09-05 16:57:36 +0200 |
| commit | 56d8b784c56588cd40f98e4b1d4f6e29e3cb02b8 (patch) | |
| tree | 5edd10e48440fcbb5a76bbb9b78dc1706b3d5cec /drivers/scsi/mpi3mr/mpi3mr_os.c | |
| parent | platform/x86: thinkpad_acpi: Fix uninitialized symbol 's' warning (diff) | |
| parent | hwmon: (hp-wmi-sensors) Check if WMI event data exists (diff) | |
| download | linux-56d8b784c56588cd40f98e4b1d4f6e29e3cb02b8.tar.gz linux-56d8b784c56588cd40f98e4b1d4f6e29e3cb02b8.zip | |
Merge tag 'hwmon-for-v6.11-rc7' into review-hans
Merge "hwmon fixes for v6.11-rc7" into review-hans to bring in
commit a54da9df75cd ("hwmon: (hp-wmi-sensors) Check if WMI event
data exists").
This is a dependency for a set of WMI event data refactoring changes.
Diffstat (limited to 'drivers/scsi/mpi3mr/mpi3mr_os.c')
| -rw-r--r-- | drivers/scsi/mpi3mr/mpi3mr_os.c | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/drivers/scsi/mpi3mr/mpi3mr_os.c b/drivers/scsi/mpi3mr/mpi3mr_os.c index 69b14918de59..616894571c6a 100644 --- a/drivers/scsi/mpi3mr/mpi3mr_os.c +++ b/drivers/scsi/mpi3mr/mpi3mr_os.c @@ -3575,6 +3575,17 @@ static int mpi3mr_prepare_sg_scmd(struct mpi3mr_ioc *mrioc, scmd->sc_data_direction); priv->meta_sg_valid = 1; /* To unmap meta sg DMA */ } else { + /* + * Some firmware versions byte-swap the REPORT ZONES command + * reply from ATA-ZAC devices by directly accessing in the host + * buffer. This does not respect the default command DMA + * direction and causes IOMMU page faults on some architectures + * with an IOMMU enforcing write mappings (e.g. AMD hosts). + * Avoid such issue by making the REPORT ZONES buffer mapping + * bi-directional. + */ + if (scmd->cmnd[0] == ZBC_IN && scmd->cmnd[1] == ZI_REPORT_ZONES) + scmd->sc_data_direction = DMA_BIDIRECTIONAL; sg_scmd = scsi_sglist(scmd); sges_left = scsi_dma_map(scmd); } @@ -5223,6 +5234,7 @@ mpi3mr_probe(struct pci_dev *pdev, const struct pci_device_id *id) spin_lock_init(&mrioc->watchdog_lock); spin_lock_init(&mrioc->chain_buf_lock); spin_lock_init(&mrioc->sas_node_lock); + spin_lock_init(&mrioc->trigger_lock); INIT_LIST_HEAD(&mrioc->fwevt_list); INIT_LIST_HEAD(&mrioc->tgtdev_list); |