summaryrefslogtreecommitdiffstats
path: root/driver/compat.c
diff options
context:
space:
mode:
Diffstat (limited to 'driver/compat.c')
-rw-r--r--driver/compat.c25
1 files changed, 0 insertions, 25 deletions
diff --git a/driver/compat.c b/driver/compat.c
deleted file mode 100644
index f28f527..0000000
--- a/driver/compat.c
+++ /dev/null
@@ -1,25 +0,0 @@
-#include <linux/pci.h>
-
-int pcidriver_pcie_get_mps(struct pci_dev *dev)
-{
- u16 ctl;
-
- pcie_capability_read_word(dev, PCI_EXP_DEVCTL, &ctl);
-
- return 128 << ((ctl & PCI_EXP_DEVCTL_PAYLOAD) >> 5);
-}
-
-int pcidriver_pcie_set_mps(struct pci_dev *dev, int mps)
-{
- u16 v;
-
- if (mps < 128 || mps > 4096 || !is_power_of_2(mps))
- return -EINVAL;
-
- v = ffs(mps) - 8;
- if (v > dev->pcie_mpss)
- return -EINVAL;
- v <<= 5;
-
- return pcie_capability_clear_and_set_word(dev, PCI_EXP_DEVCTL, PCI_EXP_DEVCTL_PAYLOAD, v);
-}