soc: ti: wkup_m3_ipc: Send NULL dummy message instead of pointer message

mbox_send_message() sends a u32 bit message, not a pointer to a message.
We only convert to a pointer type as a generic type. If we want to send
a dummy message of 0, then simply send 0 (NULL).

Signed-off-by: Andrew Davis <afd@ti.com>
Link: https://lore.kernel.org/r/20240325165507.30323-1-afd@ti.com
Signed-off-by: Nishanth Menon <nm@ti.com>

diff --git a/drivers/soc/ti/wkup_m3_ipc.c b/drivers/soc/ti/wkup_m3_ipc.c
index 6a1c6b34c414afc1715b07afcc26bcb83a2f806d..88f774db92084892c309930d1cc27103a2e0375b 100644 (file)
--- a/drivers/soc/ti/wkup_m3_ipc.c
+++ b/drivers/soc/ti/wkup_m3_ipc.c
@@ -16,7 +16,6 @@
 #include <linux/irq.h>
 #include <linux/module.h>
 #include <linux/of.h>
-#include <linux/omap-mailbox.h>
 #include <linux/platform_device.h>
 #include <linux/remoteproc.h>
 #include <linux/suspend.h>
@@ -314,7 +313,6 @@ static irqreturn_t wkup_m3_txev_handler(int irq, void *ipc_data)
 static int wkup_m3_ping(struct wkup_m3_ipc *m3_ipc)
 {
        struct device *dev = m3_ipc->dev;
-       mbox_msg_t dummy_msg = 0;
        int ret;
 
        if (!m3_ipc->mbox) {
@@ -330,7 +328,7 @@ static int wkup_m3_ping(struct wkup_m3_ipc *m3_ipc)
         * the RX callback to avoid multiple interrupts being received
         * by the CM3.
         */
-       ret = mbox_send_message(m3_ipc->mbox, &dummy_msg);
+       ret = mbox_send_message(m3_ipc->mbox, NULL);
        if (ret < 0) {
                dev_err(dev, "%s: mbox_send_message() failed: %d\n",
                        __func__, ret);
@@ -352,7 +350,6 @@ static int wkup_m3_ping(struct wkup_m3_ipc *m3_ipc)
 static int wkup_m3_ping_noirq(struct wkup_m3_ipc *m3_ipc)
 {
        struct device *dev = m3_ipc->dev;
-       mbox_msg_t dummy_msg = 0;
        int ret;
 
        if (!m3_ipc->mbox) {
@@ -361,7 +358,7 @@ static int wkup_m3_ping_noirq(struct wkup_m3_ipc *m3_ipc)
                return -EIO;
        }
 
-       ret = mbox_send_message(m3_ipc->mbox, &dummy_msg);
+       ret = mbox_send_message(m3_ipc->mbox, NULL);
        if (ret < 0) {
                dev_err(dev, "%s: mbox_send_message() failed: %d\n",
                        __func__, ret);