Warn if the application BAR didn't get enumerated

Signed-off-by: Alex Forencich <[email protected]>

Author: alexforencich

lib/mqnic/mqnic.c

@@ -405,6 +405,10 @@ struct mqnic *mqnic_open(const char *dev_name)
 
     if (rb) {
         dev->app_id = mqnic_reg_read32(rb->regs, MQNIC_RB_APP_INFO_REG_ID);
+
+        if (!dev->app_regs) {
+            fprintf(stderr, "Warning: application section present, but application BAR not mapped\n");
+        }
     }
 
     mqnic_stats_init(dev);

modules/mqnic/mqnic_main.c

@@ -309,6 +309,10 @@ static int mqnic_common_probe(struct mqnic_dev *mqnic)
 	if (rb) {
 		mqnic->app_id = ioread32(rb->regs + MQNIC_RB_APP_INFO_REG_ID);
 		dev_info(dev, "Application ID: 0x%08x", mqnic->app_id);
+
+		if (!mqnic->app_hw_addr) {
+			dev_warn(dev, "Warning: application section present, but application BAR not mapped");
+		}
 	}
 
 	mqnic_clk_info_init(mqnic);