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Commit ff59887f authored by Rafał Miłecki's avatar Rafał Miłecki Committed by Bjorn Helgaas
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tile: use PCI define for Max_Read_Request_Size 



Replace a magic number with a PCI #define symbol.

Signed-off-by: default avatarRafał Miłecki <zajec5@gmail.com>
Signed-off-by: default avatarBjorn Helgaas <bhelgaas@google.com>
Acked-by: default avatarChris Metcalf <cmetcalf@ezchip.com>
parent b33f87c7

arch/tile/kernel/pci.c

+2 −2
Original line number Diff line number Diff line
@@ -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,