Merge branch 'xilinx_emaclite-w-1-fixes'

Andrew Lunn says:

====================
xilinx_emaclite W=1 fixes

kerneldoc, pointer issues, and add COMPILE_TEST support to easy
finding future issues via build testing.

v2:
 - Use uintptr_t instead of long
 - Added Acked-by's.
====================

Link: https://lore.kernel.org/r/20201110024024.1479741-1-andrew@lunn.chSigned-off-by: Jakub Kicinski <kuba@kernel.org>

drivers/net/ethernet/xilinx/Kconfig

@@ -18,7 +18,7 @@ if NET_VENDOR_XILINX
 
 config XILINX_EMACLITE
 	tristate "Xilinx 10/100 Ethernet Lite support"
-	depends on PPC32 || MICROBLAZE || ARCH_ZYNQ || MIPS
+	depends on PPC32 || MICROBLAZE || ARCH_ZYNQ || MIPS || COMPILE_TEST
 	select PHYLIB
 	help
 	  This driver supports the 10/100 Ethernet Lite from Xilinx.

drivers/net/ethernet/xilinx/xilinx_emaclite.c

@@ -97,7 +97,7 @@
 #define ALIGNMENT		4
 
 /* BUFFER_ALIGN(adr) calculates the number of bytes to the next alignment. */
-#define BUFFER_ALIGN(adr) ((ALIGNMENT - ((u32)adr)) % ALIGNMENT)
+#define BUFFER_ALIGN(adr) ((ALIGNMENT - ((uintptr_t)adr)) % ALIGNMENT)
 
 #ifdef __BIG_ENDIAN
 #define xemaclite_readl		ioread32be
@@ -338,7 +338,7 @@ static int xemaclite_send_data(struct net_local *drvdata, u8 *data,
 		 * if it is configured in HW
 		 */
 
-		addr = (void __iomem __force *)((u32 __force)addr ^
+		addr = (void __iomem __force *)((uintptr_t __force)addr ^
 						 XEL_BUFFER_OFFSET);
 		reg_data = xemaclite_readl(addr + XEL_TSR_OFFSET);
 
@@ -399,8 +399,9 @@ static u16 xemaclite_recv_data(struct net_local *drvdata, u8 *data, int maxlen)
 		 * will correct on subsequent calls
 		 */
 		if (drvdata->rx_ping_pong != 0)
-			addr = (void __iomem __force *)((u32 __force)addr ^
-							 XEL_BUFFER_OFFSET);
+			addr = (void __iomem __force *)
+				((uintptr_t __force)addr ^
+				 XEL_BUFFER_OFFSET);
 		else
 			return 0;	/* No data was available */
 
@@ -518,6 +519,7 @@ static int xemaclite_set_mac_address(struct net_device *dev, void *address)
 /**
  * xemaclite_tx_timeout - Callback for Tx Timeout
  * @dev:	Pointer to the network device
+ * @txqueue:	Unused
  *
  * This function is called when Tx time out occurs for Emaclite device.
  */
@@ -1191,9 +1193,9 @@ static int xemaclite_of_probe(struct platform_device *ofdev)
 	}
 
 	dev_info(dev,
-		 "Xilinx EmacLite at 0x%08X mapped to 0x%08X, irq=%d\n",
+		 "Xilinx EmacLite at 0x%08X mapped to 0x%08lX, irq=%d\n",
 		 (unsigned int __force)ndev->mem_start,
-		 (unsigned int __force)lp->base_addr, ndev->irq);
+		 (unsigned long __force)lp->base_addr, ndev->irq);
 	return 0;
 
 error: