A compilation issue occurred when CONFIG_VLYNQ_DEBUG is set:
drivers/vlynq/vlynq.c:82:13: error: ‘vlynq_dump_mem’ defined but not used [-Werror=unused-function]
drivers/vlynq/vlynq.c:68:13: error: ‘vlynq_dump_regs’ defined but not used [-Werror=unused-function]

Signed-off-by: xurui <xurui@kylinos.cn>
---
 drivers/vlynq/vlynq.c | 28 ----------------------------
 1 file changed, 28 deletions(-)

diff --git a/drivers/vlynq/vlynq.c b/drivers/vlynq/vlynq.c
index 4af6615808cc..6bff9651f699 100644
--- a/drivers/vlynq/vlynq.c
+++ b/drivers/vlynq/vlynq.c
@@ -64,34 +64,6 @@ struct vlynq_regs {
 	u32 int_device[8];
 };
 
-#ifdef CONFIG_VLYNQ_DEBUG
-static void vlynq_dump_regs(struct vlynq_device *dev)
-{
-	int i;
-
-	printk(KERN_DEBUG "VLYNQ local=%p remote=%p\n",
-			dev->local, dev->remote);
-	for (i = 0; i < 32; i++) {
-		printk(KERN_DEBUG "VLYNQ: local %d: %08x\n",
-			i + 1, ((u32 *)dev->local)[i]);
-		printk(KERN_DEBUG "VLYNQ: remote %d: %08x\n",
-			i + 1, ((u32 *)dev->remote)[i]);
-	}
-}
-
-static void vlynq_dump_mem(u32 *base, int count)
-{
-	int i;
-
-	for (i = 0; i < (count + 3) / 4; i++) {
-		if (i % 4 == 0)
-			printk(KERN_DEBUG "\nMEM[0x%04x]:", i * 4);
-		printk(KERN_DEBUG " 0x%08x", *(base + i));
-	}
-	printk(KERN_DEBUG "\n");
-}
-#endif
-
 /* Check the VLYNQ link status with a given device */
 static int vlynq_linked(struct vlynq_device *dev)
 {
-- 
2.25.1

On 1/3/23 23:38, xurui wrote:
> A compilation issue occurred when CONFIG_VLYNQ_DEBUG is set:
> drivers/vlynq/vlynq.c:82:13: error: ‘vlynq_dump_mem’ defined but not used [-Werror=unused-function]
> drivers/vlynq/vlynq.c:68:13: error: ‘vlynq_dump_regs’ defined but not used [-Werror=unused-function]
> 
> Signed-off-by: xurui <xurui@kylinos.cn>

The subject should be: vlynq: Fix a compilation with 
CONFIG_VLYNQ_DEBUG=y. I could fix that up while applying this for you.
-- 
Florian