diff options
Diffstat (limited to 'drivers/misc/cxl/pci.c')
| -rw-r--r-- | drivers/misc/cxl/pci.c | 16 |
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; } |