Decrease log verbosity in the kernel modules

Changed several logs level from info to dbg and removed redundant or
uninformative logging in order to reduce verbosity of the kernel
modules.

Change-Id: Ie9ff7f3ae6478007ea58547380b3ddfef5d280b4
Signed-off-by: Ledion Daja <ledion.daja@arm.com>

1 files changed, 40 insertions, 49 deletions

diff --git a/kernel/ethosu_device.c b/kernel/ethosu_device.c
index 83df62e..8e21512 100644
--- a/kernel/ethosu_device.c
+++ b/kernel/ethosu_device.c
@@ -83,9 +83,9 @@ static int ethosu_handle_rpmsg(struct rpmsg_device *rpdev,
 
 	device_lock(dev);
 
-	dev_info(dev,
-		 "Msg: magic=0x%08x, type=%u, msg_id=%llu",
-		 rpmsg->header.magic, rpmsg->header.type, rpmsg->header.msg_id);
+	dev_dbg(dev,
+		"Msg: magic=0x%08x, type=%u, msg_id=%llu",
+		rpmsg->header.magic, rpmsg->header.type, rpmsg->header.msg_id);
 
 	switch (rpmsg->header.type) {
 	case ETHOSU_CORE_MSG_ERR:
@@ -104,11 +104,11 @@ static int ethosu_handle_rpmsg(struct rpmsg_device *rpdev,
 		rproc_report_crash(rproc_get_by_child(dev), RPROC_FATAL_ERROR);
 		break;
 	case ETHOSU_CORE_MSG_PING:
-		dev_info(dev, "Msg: Ping");
+		dev_dbg(dev, "Msg: Ping");
 		ret = ethosu_mailbox_pong(mbox);
 		break;
 	case ETHOSU_CORE_MSG_PONG:
-		dev_info(dev, "Msg: Pong");
+		dev_dbg(dev, "Msg: Pong");
 		break;
 	case ETHOSU_CORE_MSG_INFERENCE_RSP:
 		if (length != sizeof(rpmsg->inf_rsp)) {
@@ -119,9 +119,9 @@ static int ethosu_handle_rpmsg(struct rpmsg_device *rpdev,
 			break;
 		}
 
-		dev_info(dev,
-			 "Msg: Inference response. ofm_count=%u, status=%u",
-			 rpmsg->inf_rsp.ofm_count, rpmsg->inf_rsp.status);
+		dev_dbg(dev,
+			"Msg: Inference response. ofm_count=%u, status=%u",
+			rpmsg->inf_rsp.ofm_count, rpmsg->inf_rsp.status);
 
 		ethosu_inference_rsp(mbox, rpmsg->header.msg_id,
 				     &rpmsg->inf_rsp);
@@ -135,9 +135,9 @@ static int ethosu_handle_rpmsg(struct rpmsg_device *rpdev,
 			break;
 		}
 
-		dev_info(dev,
-			 "Msg: Cancel Inference response. status=%u",
-			 rpmsg->cancel_rsp.status);
+		dev_dbg(dev,
+			"Msg: Cancel Inference response. status=%u",
+			rpmsg->cancel_rsp.status);
 		ethosu_cancel_inference_rsp(mbox,
 					    rpmsg->header.msg_id,
 					    &rpmsg->cancel_rsp);
@@ -167,21 +167,21 @@ static int ethosu_handle_rpmsg(struct rpmsg_device *rpdev,
 			break;
 		}
 
-		dev_info(dev,
-			 "Msg: Capabilities response vs%hhu v%hhu.%hhu p%hhu av%hhu.%hhu.%hhu dv%hhu.%hhu.%hhu mcc%hhu csv%hhu cd%hhu",
-			 rpmsg->cap_rsp.version_status,
-			 rpmsg->cap_rsp.version_major,
-			 rpmsg->cap_rsp.version_minor,
-			 rpmsg->cap_rsp.product_major,
-			 rpmsg->cap_rsp.arch_major_rev,
-			 rpmsg->cap_rsp.arch_minor_rev,
-			 rpmsg->cap_rsp.arch_patch_rev,
-			 rpmsg->cap_rsp.driver_major_rev,
-			 rpmsg->cap_rsp.driver_minor_rev,
-			 rpmsg->cap_rsp.driver_patch_rev,
-			 rpmsg->cap_rsp.macs_per_cc,
-			 rpmsg->cap_rsp.cmd_stream_version,
-			 rpmsg->cap_rsp.custom_dma);
+		dev_dbg(dev,
+			"Msg: Capabilities response vs%hhu v%hhu.%hhu p%hhu av%hhu.%hhu.%hhu dv%hhu.%hhu.%hhu mcc%hhu csv%hhu cd%hhu",
+			rpmsg->cap_rsp.version_status,
+			rpmsg->cap_rsp.version_major,
+			rpmsg->cap_rsp.version_minor,
+			rpmsg->cap_rsp.product_major,
+			rpmsg->cap_rsp.arch_major_rev,
+			rpmsg->cap_rsp.arch_minor_rev,
+			rpmsg->cap_rsp.arch_patch_rev,
+			rpmsg->cap_rsp.driver_major_rev,
+			rpmsg->cap_rsp.driver_minor_rev,
+			rpmsg->cap_rsp.driver_patch_rev,
+			rpmsg->cap_rsp.macs_per_cc,
+			rpmsg->cap_rsp.cmd_stream_version,
+			rpmsg->cap_rsp.custom_dma);
 
 		ethosu_capability_rsp(mbox, rpmsg->header.msg_id,
 				      &rpmsg->cap_rsp);
@@ -195,9 +195,9 @@ static int ethosu_handle_rpmsg(struct rpmsg_device *rpdev,
 			break;
 		}
 
-		dev_info(dev,
-			 "Msg: Network info response. status=%u",
-			 rpmsg->net_info_rsp.status);
+		dev_dbg(dev,
+			"Msg: Network info response. status=%u",
+			rpmsg->net_info_rsp.status);
 
 		ethosu_network_info_rsp(mbox,
 					rpmsg->header.msg_id,
@@ -228,7 +228,7 @@ static int ethosu_open(struct inode *inode,
 	struct rpmsg_device *rpdev = edev->rpdev;
 	struct device *dev = &edev->dev;
 
-	dev_info(dev, "Device open. file=0x%pK", file);
+	dev_dbg(dev, "Device open. file=0x%pK", file);
 
 	file->private_data = rpdev;
 
@@ -245,9 +245,6 @@ static long ethosu_ioctl(struct file *file,
 	void __user *udata = (void __user *)arg;
 	int ret;
 
-	dev_info(dev, "Device ioctl. file=0x%pK, cmd=0x%x, arg=0x%lx",
-		 file, cmd, arg);
-
 	switch (cmd) {
 	case ETHOSU_IOCTL_DRIVER_VERSION_GET: {
 		const struct ethosu_uapi_kernel_driver_version version = {
@@ -261,7 +258,7 @@ static long ethosu_ioctl(struct file *file,
 		break;
 	}
 	case ETHOSU_IOCTL_CAPABILITIES_REQ: {
-		dev_info(dev, "Device ioctl: Capabilities request");
+		dev_dbg(dev, "Device ioctl: Capabilities request");
 
 		ret = copy_to_user(udata, &edev->capabilities,
 				   sizeof(edev->capabilities)) ? -EFAULT : 0;
@@ -272,7 +269,7 @@ static long ethosu_ioctl(struct file *file,
 		if (ret)
 			return ret;
 
-		dev_info(dev, "Device ioctl: Send ping");
+		dev_dbg(dev, "Device ioctl: Send ping");
 
 		ret = ethosu_mailbox_ping(&edev->mailbox);
 
@@ -292,9 +289,9 @@ static long ethosu_ioctl(struct file *file,
 		if (ret)
 			return ret;
 
-		dev_info(dev,
-			 "Device ioctl: Buffer create. capacity=%u",
-			 uapi.capacity);
+		dev_dbg(dev,
+			"Device ioctl: Buffer create. capacity=%u",
+			uapi.capacity);
 
 		ret = ethosu_buffer_create(dev, uapi.capacity);
 
@@ -314,9 +311,9 @@ static long ethosu_ioctl(struct file *file,
 		if (ret)
 			return ret;
 
-		dev_info(dev,
-			 "Device ioctl: Network create. type=%u, fd/index=%u",
-			 uapi.type, uapi.fd);
+		dev_dbg(dev,
+			"Device ioctl: Network create. type=%u, fd/index=%u",
+			uapi.type, uapi.fd);
 
 		ret = ethosu_network_create(dev, &edev->mailbox, &uapi);
 
@@ -346,8 +343,8 @@ static struct rpmsg_endpoint *ethosu_create_ept(struct rpmsg_device *rpdev)
 	info.src = 0;
 	info.dst = rpdev->dst;
 
-	dev_info(dev, "Creating rpmsg endpoint. name=%s, src=%u, dst=%u",
-		 info.name, info.src, info.dst);
+	dev_dbg(dev, "Creating rpmsg endpoint. name=%s, src=%u, dst=%u",
+		info.name, info.src, info.dst);
 
 	ept = rpmsg_create_ept(rpdev, ethosu_handle_rpmsg, NULL, info);
 	if (!ept) {
@@ -372,8 +369,6 @@ static void ethosu_dev_release(struct device *dev)
 {
 	struct ethosu_device *edev = dev_get_drvdata(dev);
 
-	dev_info(dev, "%s", __FUNCTION__);
-
 	clear_bit(MINOR(edev->cdev.dev), minors);
 
 	ethosu_mailbox_deinit(&edev->mailbox);
@@ -448,8 +443,6 @@ int ethosu_dev_init(struct rpmsg_device *rpdev,
 	int minor;
 	int ret;
 
-	dev_info(dev, "%s", __FUNCTION__);
-
 	/* Reserve minor number for device node */
 	minor = find_first_zero_bit(minors, MINOR_COUNT);
 	if (minor >= MINOR_COUNT) {
@@ -558,8 +551,6 @@ void ethosu_dev_deinit(struct rpmsg_device *rpdev)
 	struct device *dev = &rpdev->dev;
 	struct ethosu_device *edev = dev_get_drvdata(dev);
 
-	dev_info(dev, "%s", __FUNCTION__);
-
 	device_lock(&edev->dev);
 	ethosu_mailbox_fail(&edev->mailbox);
 	device_unlock(&edev->dev);