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path: root/kernel/drivers/misc/cxl/pci.c
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Diffstat (limited to 'kernel/drivers/misc/cxl/pci.c')
-rw-r--r--kernel/drivers/misc/cxl/pci.c21
1 files changed, 0 insertions, 21 deletions
diff --git a/kernel/drivers/misc/cxl/pci.c b/kernel/drivers/misc/cxl/pci.c
index 1ef016472..4f1b0bdb9 100644
--- a/kernel/drivers/misc/cxl/pci.c
+++ b/kernel/drivers/misc/cxl/pci.c
@@ -778,14 +778,9 @@ int cxl_reset(struct cxl *adapter)
{
struct pci_dev *dev = to_pci_dev(adapter->dev.parent);
int rc;
- int i;
- u32 val;
dev_info(&dev->dev, "CXL reset\n");
- for (i = 0; i < adapter->slices; i++)
- cxl_remove_afu(adapter->afu[i]);
-
/* pcie_warm_reset requests a fundamental pci reset which includes a
* PERST assert/deassert. PERST triggers a loading of the image
* if "user" or "factory" is selected in sysfs */
@@ -794,20 +789,6 @@ int cxl_reset(struct cxl *adapter)
return rc;
}
- /* the PERST done above fences the PHB. So, reset depends on EEH
- * to unbind the driver, tell Sapphire to reinit the PHB, and rebind
- * the driver. Do an mmio read explictly to ensure EEH notices the
- * fenced PHB. Retry for a few seconds before giving up. */
- i = 0;
- while (((val = mmio_read32be(adapter->p1_mmio)) != 0xffffffff) &&
- (i < 5)) {
- msleep(500);
- i++;
- }
-
- if (val != 0xffffffff)
- dev_err(&dev->dev, "cxl: PERST failed to trigger EEH\n");
-
return rc;
}
@@ -1062,8 +1043,6 @@ static int cxl_probe(struct pci_dev *dev, const struct pci_device_id *id)
int slice;
int rc;
- pci_dev_get(dev);
-
if (cxl_verbose)
dump_cxl_config_space(dev);