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| author | Uma Krishnan <ukrishn@linux.vnet.ibm.com> | 2018-03-26 19:32:37 +0300 |
|---|---|---|
| committer | Martin K. Petersen <martin.petersen@oracle.com> | 2018-04-19 02:32:48 +0300 |
| commit | 54370503a7ec6460689e3cb46759c63162ab0c98 (patch) | |
| tree | b889727890672368e42419d06ff6b60d058d1321 /drivers/scsi/cxlflash/ocxl_hw.h | |
| parent | 8b7a55215000496a6284bc15a2cb47f46ae78a80 (diff) | |
| download | linux-54370503a7ec6460689e3cb46759c63162ab0c98.tar.xz | |
scsi: cxlflash: MMIO map the AFU
When the AFU is configured, the global and per process MMIO regions are
presented by the configuration space. Save these regions and map the global
MMIO region that is used to access all of the control and provisioning data in
the AFU.
Signed-off-by: Uma Krishnan <ukrishn@linux.vnet.ibm.com>
Acked-by: Matthew R. Ochs <mrochs@linux.vnet.ibm.com>
Reviewed-by: Frederic Barrat <fbarrat@linux.vnet.ibm.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Diffstat (limited to 'drivers/scsi/cxlflash/ocxl_hw.h')
| -rw-r--r-- | drivers/scsi/cxlflash/ocxl_hw.h | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/scsi/cxlflash/ocxl_hw.h b/drivers/scsi/cxlflash/ocxl_hw.h index b96387114515..18236e6dafd5 100644 --- a/drivers/scsi/cxlflash/ocxl_hw.h +++ b/drivers/scsi/cxlflash/ocxl_hw.h @@ -27,6 +27,10 @@ struct ocxl_hw_afu { int afu_actag_base; /* AFU acTag base */ int afu_actag_enabled; /* AFU acTag number enabled */ + phys_addr_t ppmmio_phys; /* Per process MMIO space */ + phys_addr_t gmmio_phys; /* Global AFU MMIO space */ + void __iomem *gmmio_virt; /* Global MMIO map */ + struct idr idr; /* IDR to manage contexts */ int max_pasid; /* Maximum number of contexts */ bool is_present; /* Function has AFUs defined */ |