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authorRafał Miłecki <zajec5@gmail.com>2015-01-26 18:06:24 +0100
committerBjorn Helgaas <bhelgaas@google.com>2015-01-27 08:14:26 -0600
commit88b71f9c81ef94fbea5fc497cb9ce837b8c7f12c (patch)
treedb90a32067904240ddf58575d8b607bd907384e7 /drivers/scsi/esas2r
parentff59887f2de1692e7691004858adba3febcade20 (diff)
downloadlinux-88b71f9c81ef94fbea5fc497cb9ce837b8c7f12c.tar.gz
[SCSI] esas2r: use PCI define for Max_Read_Request_Size
Replace a magic number with a PCI #define symbol.

[bhelgaas: add parenthesis]
Signed-off-by: Rafał Miłecki <zajec5@gmail.com>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Diffstat (limited to 'drivers/scsi/esas2r')
-rw-r--r--drivers/scsi/esas2r/esas2r_init.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/drivers/scsi/esas2r/esas2r_init.c b/drivers/scsi/esas2r/esas2r_init.c
index 6776931e25d4..78ce4d61a69b 100644
--- a/drivers/scsi/esas2r/esas2r_init.c
+++ b/drivers/scsi/esas2r/esas2r_init.c
@@ -813,12 +813,13 @@ static void esas2r_init_pci_cfg_space(struct esas2r_adapter *a)
 		pci_read_config_word(a->pcid, pcie_cap_reg + PCI_EXP_DEVCTL,
 				     &devcontrol);
 
-		if ((devcontrol & PCI_EXP_DEVCTL_READRQ) > 0x2000) {
+		if ((devcontrol & PCI_EXP_DEVCTL_READRQ) >
+		     PCI_EXP_DEVCTL_READRQ_512B) {
 			esas2r_log(ESAS2R_LOG_INFO,
 				   "max read request size > 512B");
 
 			devcontrol &= ~PCI_EXP_DEVCTL_READRQ;
-			devcontrol |= 0x2000;
+			devcontrol |= PCI_EXP_DEVCTL_READRQ_512B;
 			pci_write_config_word(a->pcid,
 					      pcie_cap_reg + PCI_EXP_DEVCTL,
 					      devcontrol);