memory: brcmstb: dpfe: properly mask vendor error bits

We were printing the entire 32 bit register rather than just the lower
8 bits. Anything above bit 7 is reserved and may be any random value.

Fixes: 2f330caff577 ("memory: brcmstb: Add driver for DPFE")
Signed-off-by: Markus Mayer <mmayer@broadcom.com>
Signed-off-by: Florian Fainelli <f.fainelli@gmail.com>

diff --git a/drivers/memory/brcmstb_dpfe.c b/drivers/memory/brcmstb_dpfe.c
index 0a7bdbed3a6f0185ce35ec49d2e6ccce80592a9c..088153760e526fdcdb80417a28dbc16f90bafdc2 100644 (file)
--- a/drivers/memory/brcmstb_dpfe.c
+++ b/drivers/memory/brcmstb_dpfe.c
@@ -603,7 +603,8 @@ static ssize_t show_vendor(struct device *dev, struct device_attribute *devattr,
                       readl_relaxed(info + DRAM_VENDOR_MR6) & DRAM_VENDOR_MASK,
                       readl_relaxed(info + DRAM_VENDOR_MR7) & DRAM_VENDOR_MASK,
                       readl_relaxed(info + DRAM_VENDOR_MR8) & DRAM_VENDOR_MASK,
-                      readl_relaxed(info + DRAM_VENDOR_ERROR));
+                      readl_relaxed(info + DRAM_VENDOR_ERROR) &
+                                    DRAM_VENDOR_MASK);
 }
 
 static int brcmstb_dpfe_resume(struct platform_device *pdev)