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2023-12-08 01573e231f18eb2d99162747186f59511f56b64d

 kernel/drivers/video/fbdev/omap2/omapfb/displays/panel-dsi-cm.c
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@@ -1,12 +1,9 @@
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+// SPDX-License-Identifier: GPL-2.0-only
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 /*
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  * Generic DSI Command Mode panel driver
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  *
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  * Copyright (C) 2013 Texas Instruments
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  * Author: Tomi Valkeinen <tomi.valkeinen@ti.com>
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- *
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- * This program is free software; you can redistribute it and/or modify it
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- * under the terms of the GNU General Public License version 2 as published by
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- * the Free Software Foundation.
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  */
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 /* #define DEBUG */
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@@ -412,7 +409,7 @@
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 	if (r)
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 		return r;
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-	return snprintf(buf, PAGE_SIZE, "%d\n", errors);
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+	return sysfs_emit(buf, "%d\n", errors);
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 }
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 static ssize_t dsicm_hw_revision_show(struct device *dev,
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@@ -442,7 +439,7 @@
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 	if (r)
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 		return r;
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-	return snprintf(buf, PAGE_SIZE, "%02x.%02x.%02x\n", id1, id2, id3);
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+	return sysfs_emit(buf, "%02x.%02x.%02x\n", id1, id2, id3);
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 }
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 static ssize_t dsicm_store_ulps(struct device *dev,
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@@ -490,7 +487,7 @@
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 	t = ddata->ulps_enabled;
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 	mutex_unlock(&ddata->lock);
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-	return snprintf(buf, PAGE_SIZE, "%u\n", t);
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+	return sysfs_emit(buf, "%u\n", t);
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 }
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 static ssize_t dsicm_store_ulps_timeout(struct device *dev,
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@@ -535,7 +532,7 @@
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 	t = ddata->ulps_timeout;
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 	mutex_unlock(&ddata->lock);
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-	return snprintf(buf, PAGE_SIZE, "%u\n", t);
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+	return sysfs_emit(buf, "%u\n", t);
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 }
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 static DEVICE_ATTR(num_dsi_errors, S_IRUGO, dsicm_num_errors_show, NULL);