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Message-Id: <1375464944-27914-4-git-send-email-jon.mason@intel.com>
Date:	Fri,  2 Aug 2013 10:35:32 -0700
From:	Jon Mason <jon.mason@...el.com>
To:	linux-kernel@...r.kernel.org
Subject: [PATCH 03/15] NTB: Correct USD/DSD Identification

Due to ambiguous documentation, the USD/DSD identification is backward
when compared to the setting in BIOS.  Correct the bits to match the
BIOS setting.

Signed-off-by: Jon Mason <jon.mason@...el.com>
---
 drivers/ntb/ntb_hw.c |    7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/drivers/ntb/ntb_hw.c b/drivers/ntb/ntb_hw.c
index 3b0ab50..26b808b 100644
--- a/drivers/ntb/ntb_hw.c
+++ b/drivers/ntb/ntb_hw.c
@@ -531,9 +531,9 @@ static int ntb_xeon_setup(struct ntb_device *ndev)
 	}
 
 	if (val & SNB_PPD_DEV_TYPE)
-		ndev->dev_type = NTB_DEV_DSD;
-	else
 		ndev->dev_type = NTB_DEV_USD;
+	else
+		ndev->dev_type = NTB_DEV_DSD;
 
 	ndev->reg_ofs.pdb = ndev->reg_base + SNB_PDOORBELL_OFFSET;
 	ndev->reg_ofs.pdb_mask = ndev->reg_base + SNB_PDBMSK_OFFSET;
@@ -647,6 +647,9 @@ static int ntb_device_setup(struct ntb_device *ndev)
 	if (rc)
 		return rc;
 
+	dev_info(&ndev->pdev->dev, "Device Type = %s\n",
+		 ndev->dev_type == NTB_DEV_USD ? "USD/DSP" : "DSD/USP");
+
 	/* Enable Bus Master and Memory Space on the secondary side */
 	writew(PCI_COMMAND_MEMORY | PCI_COMMAND_MASTER, ndev->reg_ofs.spci_cmd);
 
-- 
1.7.9.5

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