From: Rafał Miłecki Date: Mon, 26 Jan 2015 17:06:12 +0000 (+0100) Subject: tile: use PCI define for Max_Read_Request_Size X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=ff59887f2de1692e7691004858adba3febcade20;p=linux-beck.git tile: use PCI define for Max_Read_Request_Size Replace a magic number with a PCI #define symbol. Signed-off-by: Rafał Miłecki Signed-off-by: Bjorn Helgaas Acked-by: Chris Metcalf --- diff --git a/arch/tile/kernel/pci.c b/arch/tile/kernel/pci.c index f70c7892fa25..325df47f114d 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,