staging: most: usb: use dev_*() functions to print messages

This patch removes the pr_*() functions and uses dev_*() instead.
Signed-off-by: Christian Gromm <christian.gromm@microchip.com>
Reported-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Link: https://lore.kernel.org/r/1589534465-7423-2-git-send-email-christian.gromm@microchip.comSigned-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/most/usb/usb.c

@@ -5,7 +5,6 @@
  * Copyright (C) 2013-2015 Microchip Technology Germany II GmbH & Co. KG
  */
 
-#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
 #include <linux/module.h>
 #include <linux/fs.h>
 #include <linux/usb.h>
@@ -186,13 +185,14 @@ static inline int start_sync_ep(struct usb_device *usb_dev, u16 ep)
  * get_stream_frame_size - calculate frame size of current configuration
  * @cfg: channel configuration
  */
-static unsigned int get_stream_frame_size(struct most_channel_config *cfg)
+static unsigned int get_stream_frame_size(struct most_channel_config *cfg,
+					  struct device *dev)
 {
 	unsigned int frame_size = 0;
 	unsigned int sub_size = cfg->subbuffer_size;
 
 	if (!sub_size) {
-		pr_warn("Misconfig: Subbuffer size zero.\n");
+		dev_warn(dev, "Misconfig: Subbuffer size zero.\n");
 		return frame_size;
 	}
 	switch (cfg->data_type) {
@@ -201,7 +201,7 @@ static unsigned int get_stream_frame_size(struct most_channel_config *cfg)
 		break;
 	case MOST_CH_SYNC:
 		if (cfg->packets_per_xact == 0) {
-			pr_warn("Misconfig: Packets per XACT zero\n");
+			dev_warn(dev, "Misconfig: Packets per XACT zero\n");
 			frame_size = 0;
 		} else if (cfg->packets_per_xact == 0xFF) {
 			frame_size = (USB_MTU / sub_size) * sub_size;
@@ -210,7 +210,7 @@ static unsigned int get_stream_frame_size(struct most_channel_config *cfg)
 		}
 		break;
 	default:
-		pr_warn("Query frame size of non-streaming channel\n");
+		dev_warn(dev, "Query frame size of non-streaming channel\n");
 		break;
 	}
 	return frame_size;
@@ -270,7 +270,7 @@ static int hdm_poison_channel(struct most_interface *iface, int channel)
 static int hdm_add_padding(struct most_dev *mdev, int channel, struct mbo *mbo)
 {
 	struct most_channel_config *conf = &mdev->conf[channel];
-	unsigned int frame_size = get_stream_frame_size(conf);
+	unsigned int frame_size = get_stream_frame_size(conf, &mdev->dev);
 	unsigned int j, num_frames;
 
 	if (!frame_size)
@@ -304,7 +304,7 @@ static int hdm_remove_padding(struct most_dev *mdev, int channel,
 			      struct mbo *mbo)
 {
 	struct most_channel_config *const conf = &mdev->conf[channel];
-	unsigned int frame_size = get_stream_frame_size(conf);
+	unsigned int frame_size = get_stream_frame_size(conf, &mdev->dev);
 	unsigned int j, num_frames;
 
 	if (!frame_size)
@@ -697,7 +697,7 @@ static int hdm_configure_channel(struct most_interface *iface, int channel,
 
 	mdev->padding_active[channel] = true;
 
-	frame_size = get_stream_frame_size(conf);
+	frame_size = get_stream_frame_size(conf, &mdev->dev);
 	if (frame_size == 0 || frame_size > USB_MTU) {
 		dev_warn(dev, "Misconfig: frame size wrong\n");
 		return -EINVAL;