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| author | Rafał Miłecki <zajec5@gmail.com> | 2015-01-26 18:06:12 +0100 |
|---|---|---|
| committer | Bjorn Helgaas <bhelgaas@google.com> | 2015-01-27 08:14:26 -0600 |
| commit | ff59887f2de1692e7691004858adba3febcade20 (patch) | |
| tree | ed160d8d0b3a657f46e5bcd177fd8aca1f41f52e /arch/tile/kernel | |
| parent | b33f87c7e6f8cf26b1b2b525dd71c2d01c9e9f86 (diff) | |
| download | op-kernel-dev-ff59887f2de1692e7691004858adba3febcade20.zip op-kernel-dev-ff59887f2de1692e7691004858adba3febcade20.tar.gz | |
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>
Diffstat (limited to 'arch/tile/kernel')
| -rw-r--r-- | arch/tile/kernel/pci.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/arch/tile/kernel/pci.c b/arch/tile/kernel/pci.c index f70c789..325df47 100644 --- a/arch/tile/kernel/pci.c +++ b/arch/tile/kernel/pci.c @@ -245,7 +245,7 @@ static void fixup_read_and_payload_sizes(void) { struct pci_dev *dev = NULL; int smallest_max_payload = 0x1; /* Tile maxes out at 256 bytes. */ - int max_read_size = 0x2; /* Limit to 512 byte reads. */ + int max_read_size = PCI_EXP_DEVCTL_READRQ_512B; u16 new_values; /* Scan for the smallest maximum payload size. */ @@ -258,7 +258,7 @@ static void fixup_read_and_payload_sizes(void) } /* Now, set the max_payload_size for all devices to that value. */ - new_values = (max_read_size << 12) | (smallest_max_payload << 5); + new_values = max_read_size | (smallest_max_payload << 5); for_each_pci_dev(dev) pcie_capability_clear_and_set_word(dev, PCI_EXP_DEVCTL, PCI_EXP_DEVCTL_PAYLOAD | PCI_EXP_DEVCTL_READRQ, |
