tile: use PCI define for Max_Read_Request_Size

Replace a magic number with a PCI #define symbol.

Signed-off-by: Rafał Miłecki <zajec5@gmail.com>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Acked-by: Chris Metcalf <cmetcalf@ezchip.com>
This commit is contained in:
Rafał Miłecki 2015-01-26 18:06:12 +01:00 • committed by Bjorn Helgaas
commit ff59887f2d