diff options
| author | Uma Krishnan <ukrishn@linux.vnet.ibm.com> | 2018-03-26 11:33:05 -0500 |
|---|---|---|
| committer | Martin K. Petersen <martin.petersen@oracle.com> | 2018-04-18 19:32:49 -0400 |
| commit | 3351e4f025f772e76054b1b6dd7ad9afd49a9b99 (patch) | |
| tree | 3907e36805434312a986b90b377b06c4152b4532 /drivers | |
| parent | 012f394cb81c61dd1207caecaaeed20caf0a8e36 (diff) | |
| download | linux-3351e4f025f772e76054b1b6dd7ad9afd49a9b99.tar.gz linux-3351e4f025f772e76054b1b6dd7ad9afd49a9b99.tar.bz2 linux-3351e4f025f772e76054b1b6dd7ad9afd49a9b99.zip | |
scsi: cxlflash: Support AFU state toggling
The AFU should be enabled following a successful configuration and disabled
near the end of the cleanup path.
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')
| -rw-r--r-- | drivers/scsi/cxlflash/ocxl_hw.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/drivers/scsi/cxlflash/ocxl_hw.c b/drivers/scsi/cxlflash/ocxl_hw.c index 73b0b104439c..3042057c2680 100644 --- a/drivers/scsi/cxlflash/ocxl_hw.c +++ b/drivers/scsi/cxlflash/ocxl_hw.c @@ -342,12 +342,18 @@ static void ocxlflash_unconfig_afu(struct ocxl_hw_afu *afu) static void ocxlflash_destroy_afu(void *afu_cookie) { struct ocxl_hw_afu *afu = afu_cookie; + int pos; if (!afu) return; ocxlflash_release_context(afu->ocxl_ctx); idr_destroy(&afu->idr); + + /* Disable the AFU */ + pos = afu->acfg.dvsec_afu_control_pos; + ocxl_config_set_afu_state(afu->pdev, pos, 0); + ocxlflash_unconfig_afu(afu); kfree(afu); } @@ -499,6 +505,9 @@ static int ocxlflash_config_afu(struct pci_dev *pdev, struct ocxl_hw_afu *afu) __func__, rc); goto out; } + + /* Enable the AFU */ + ocxl_config_set_afu_state(pdev, acfg->dvsec_afu_control_pos, 1); out: return rc; } |