staging: mt7621-pci: use dev_* functions instead of printk

checkpatch script is complaining about the use of printk instead
of use more proper dev_* kernel functions. Replace all of them
removing warnings.
Signed-off-by: Sergio Paracuellos <sergio.paracuellos@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/mt7621-pci/pci-mt7621.c

@@ -405,8 +405,10 @@ static void mt7621_enable_phy(struct mt7621_pcie_port *port)
 	set_phy_for_ssc(port);
 }
 
-static void setup_cm_memory_region(struct resource *mem_resource)
+static void setup_cm_memory_region(struct mt7621_pcie *pcie)
 {
+	struct resource *mem_resource = &pcie->mem;
+	struct device *dev = pcie->dev;
 	resource_size_t mask;
 
 	if (mips_cps_numiocu(0)) {
@@ -419,7 +421,7 @@ static void setup_cm_memory_region(struct resource *mem_resource)
 
 		write_gcr_reg1_base(mem_resource->start);
 		write_gcr_reg1_mask(mask | CM_GCR_REGn_MASK_CMTGT_IOCU0);
-		printk("PCI coherence region base: 0x%08llx, mask/settings: 0x%08llx\n",
+		dev_info(dev, "PCI coherence region base: 0x%08llx, mask/settings: 0x%08llx\n",
 			(unsigned long long)read_gcr_reg1_base(),
 			(unsigned long long)read_gcr_reg1_mask());
 	}
@@ -771,7 +773,7 @@ pcie(2/1/0) link status	pcie2_num	pcie1_num	pcie0_num
 			   RT6855_PCIE0_OFFSET + RALINK_PCI_IMBASEBAR0_ADDR);
 		pcie_write(pcie, 0x06040001,
 			   RT6855_PCIE0_OFFSET + RALINK_PCI_CLASS);
-		printk("PCIE0 enabled\n");
+		dev_info(dev, "PCIE0 enabled\n");
 	}
 
 	//PCIe1
@@ -783,7 +785,7 @@ pcie(2/1/0) link status	pcie2_num	pcie1_num	pcie0_num
 			   RT6855_PCIE1_OFFSET + RALINK_PCI_IMBASEBAR0_ADDR);
 		pcie_write(pcie, 0x06040001,
 			   RT6855_PCIE1_OFFSET + RALINK_PCI_CLASS);
-		printk("PCIE1 enabled\n");
+		dev_info(dev, "PCIE1 enabled\n");
 	}
 
 	//PCIe2
@@ -795,7 +797,7 @@ pcie(2/1/0) link status	pcie2_num	pcie1_num	pcie0_num
 			   RT6855_PCIE2_OFFSET + RALINK_PCI_IMBASEBAR0_ADDR);
 		pcie_write(pcie, 0x06040001,
 			   RT6855_PCIE2_OFFSET + RALINK_PCI_CLASS);
-		printk("PCIE2 enabled\n");
+		dev_info(dev, "PCIE2 enabled\n");
 	}
 
 	switch (pcie_link_status) {
@@ -830,7 +832,7 @@ pcie(2/1/0) link status	pcie2_num	pcie1_num	pcie0_num
 		return err;
 	}
 
-	setup_cm_memory_region(&pcie->mem);
+	setup_cm_memory_region(pcie);
 
 	err = mt7621_pcie_request_resources(pcie, &res);
 	if (err) {