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[4/5,SCSI] esas2r: use PCI define for max read request size

Message ID 1422291984-12488-1-git-send-email-zajec5@gmail.com (mailing list archive)
State New, archived
Delegated to: Bjorn Helgaas
Headers show

Commit Message

Rafał Miłecki Jan. 26, 2015, 5:06 p.m. UTC 
Signed-off-by: Rafa? Mi?ecki <zajec5@gmail.com>
---
 drivers/scsi/esas2r/esas2r_init.c | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)
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Patch

diff --git a/drivers/scsi/esas2r/esas2r_init.c b/drivers/scsi/esas2r/esas2r_init.c
index 6776931..c0b37a5 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);