PCI/DPC: Squash dpc_rp_pio_get_info() into dpc_process_rp_pio_error()

dpc_process_rp_pio_error() only calls dpc_rp_pio_get_info(), so squash them
together.  No functional change intended.
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Reviewed-by: Keith Busch <keith.busch@intel.com>
Reviewed-by: Sinan Kaya <okaya@codeaurora.org>

drivers/pci/pcie/pcie-dpc.c

@@ -122,7 +122,7 @@ static void dpc_work(struct work_struct *work)
 			      ctl | PCI_EXP_DPC_CTL_INT_EN);
 }
 
-static void dpc_rp_pio_get_info(struct dpc_dev *dpc)
+static void dpc_process_rp_pio_error(struct dpc_dev *dpc)
 {
 	struct device *dev = &dpc->dev->device;
 	struct pci_dev *pdev = dpc->dev->port;
@@ -179,12 +179,6 @@ static void dpc_rp_pio_get_info(struct dpc_dev *dpc)
 	}
 }
 
-static void dpc_process_rp_pio_error(struct dpc_dev *dpc)
-{
-	dpc_rp_pio_get_info(dpc);
-
-}
-
 static irqreturn_t dpc_irq(int irq, void *context)
 {
 	struct dpc_dev *dpc = (struct dpc_dev *)context;