staging: vc04_services: vchiq_arm: Use appropriate dev_* log helpers

Re-evaluate logs on error code paths and fix a few error logs
with  appropriate dev_* logging helpers.

No functional changes intended in this patch.
Signed-off-by: Umang Jain <umang.jain@ideasonboard.com>
Reviewed-by: Kieran Bingham <kieran.bingham@ideasonboard.com>
Link: https://lore.kernel.org/r/20240321130737.898154-3-umang.jain@ideasonboard.comSigned-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/vc04_services/interface/vchiq_arm/vchiq_arm.c

@@ -1317,7 +1317,7 @@ vchiq_keepalive_thread_func(void *v)
 		long rc = 0, uc = 0;
 
 		if (wait_for_completion_interruptible(&arm_state->ka_evt)) {
-			dev_err(state->dev, "suspend: %s: interrupted\n", __func__);
+			dev_dbg(state->dev, "suspend: %s: interrupted\n", __func__);
 			flush_signals(current);
 			continue;
 		}
@@ -1753,7 +1753,7 @@ static int vchiq_probe(struct platform_device *pdev)
 	 */
 	err = vchiq_register_chrdev(&pdev->dev);
 	if (err) {
-		dev_warn(&pdev->dev, "arm: Failed to initialize vchiq cdev\n");
+		dev_err(&pdev->dev, "arm: Failed to initialize vchiq cdev\n");
 		goto error_exit;
 	}
 
@@ -1763,7 +1763,7 @@ static int vchiq_probe(struct platform_device *pdev)
 	return 0;
 
 failed_platform_init:
-	dev_warn(&pdev->dev, "arm: Could not initialize vchiq platform\n");
+	dev_err(&pdev->dev, "arm: Could not initialize vchiq platform\n");
 error_exit:
 	return err;
 }