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path: root/drivers/misc/cxl/pci.c
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Diffstat (limited to 'drivers/misc/cxl/pci.c')
-rw-r--r--drivers/misc/cxl/pci.c16
1 files changed, 0 insertions, 16 deletions
diff --git a/drivers/misc/cxl/pci.c b/drivers/misc/cxl/pci.c
index 273374c507f7..6ca7c3d0ef9b 100644
--- a/drivers/misc/cxl/pci.c
+++ b/drivers/misc/cxl/pci.c
@@ -876,8 +876,6 @@ int cxl_reset(struct cxl *adapter)
{
struct pci_dev *dev = to_pci_dev(adapter->dev.parent);
int rc;
- int i;
- u32 val;
if (adapter->perst_same_image) {
dev_warn(&dev->dev,
@@ -895,20 +893,6 @@ 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;
}