diff options
| author | Heiner Kallweit <hkallweit1@gmail.com> | 2020-12-08 18:57:02 +0100 |
|---|---|---|
| committer | Bjorn Helgaas <bhelgaas@google.com> | 2020-12-08 16:38:32 -0600 |
| commit | 0aec75a5963e8d72c59a42055c5b5c524893b910 (patch) | |
| tree | 63cfd70503e21695049302bb367d0f58812092ee /drivers/pci/pci.c | |
| parent | b577562ccc072ab4b09243740ebeca52309eecd2 (diff) | |
PCI: Reduce pci_set_cacheline_size() message to debug level
Drivers like ehci_hcd and xhci_hcd use pci_set_mwi() and emit an annnoying
message like the following that results in user questions whether something
is broken:
xhci_hcd 0000:00:15.0: cache line size of 64 is not supported
Root cause of the message is that on several chips the Cache Line Size
register is hard-wired to 0.
Change this message to debug level; an interested caller can still inform
the user (if deemed helpful) based on the return code.
Link: https://lore.kernel.org/r/be1ed3a2-98b9-ee1d-20b8-477f3d93961d@gmail.com
Signed-off-by: Heiner Kallweit <hkallweit1@gmail.com>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Diffstat (limited to 'drivers/pci/pci.c')
| -rw-r--r-- | drivers/pci/pci.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/pci/pci.c b/drivers/pci/pci.c index dd4bbb699abd..556fb5e00d86 100644 --- a/drivers/pci/pci.c +++ b/drivers/pci/pci.c @@ -4317,7 +4317,7 @@ int pci_set_cacheline_size(struct pci_dev *dev) if (cacheline_size == pci_cache_line_size) return 0; - pci_info(dev, "cache line size of %d is not supported\n", + pci_dbg(dev, "cache line size of %d is not supported\n", pci_cache_line_size << 2); return -EINVAL; |