diff --git a/drivers/media/platform/allegro-dvt/allegro-core.c b/drivers/media/platform/allegro-dvt/allegro-core.c
index 9cd903bab0ca..f0c6673f5af1 100644
--- a/drivers/media/platform/allegro-dvt/allegro-core.c
+++ b/drivers/media/platform/allegro-dvt/allegro-core.c
@@ -1507,14 +1507,14 @@ static ssize_t allegro_h264_write_sps(struct allegro_channel *channel,
 	profile = v4l2_ctrl_g_ctrl(channel->mpeg_video_h264_profile);
 	level = v4l2_ctrl_g_ctrl(channel->mpeg_video_h264_level);
 
-	sps->profile_idc = nal_h264_profile_from_v4l2(profile);
+	sps->profile_idc = nal_h264_profile(profile);
 	sps->constraint_set0_flag = 0;
 	sps->constraint_set1_flag = 1;
 	sps->constraint_set2_flag = 0;
 	sps->constraint_set3_flag = 0;
 	sps->constraint_set4_flag = 0;
 	sps->constraint_set5_flag = 0;
-	sps->level_idc = nal_h264_level_from_v4l2(level);
+	sps->level_idc = nal_h264_level(level);
 	sps->seq_parameter_set_id = 0;
 	sps->log2_max_frame_num_minus4 = LOG2_MAX_FRAME_NUM - 4;
 	sps->pic_order_cnt_type = 0;
@@ -1653,12 +1653,12 @@ static ssize_t allegro_hevc_write_vps(struct allegro_channel *channel,
 	vps->temporal_id_nesting_flag = 1;
 
 	ptl = &vps->profile_tier_level;
-	ptl->general_profile_idc = nal_hevc_profile_from_v4l2(profile);
+	ptl->general_profile_idc = nal_hevc_profile(profile);
 	ptl->general_profile_compatibility_flag[ptl->general_profile_idc] = 1;
-	ptl->general_tier_flag = nal_hevc_tier_from_v4l2(tier);
+	ptl->general_tier_flag = nal_hevc_tier(tier);
 	ptl->general_progressive_source_flag = 1;
 	ptl->general_frame_only_constraint_flag = 1;
-	ptl->general_level_idc = nal_hevc_level_from_v4l2(level);
+	ptl->general_level_idc = nal_hevc_level(level);
 
 	vps->sub_layer_ordering_info_present_flag = 0;
 	vps->max_dec_pic_buffering_minus1[0] = num_ref_frames;
@@ -1690,12 +1690,12 @@ static ssize_t allegro_hevc_write_sps(struct allegro_channel *channel,
 	sps->temporal_id_nesting_flag = 1;
 
 	ptl = &sps->profile_tier_level;
-	ptl->general_profile_idc = nal_hevc_profile_from_v4l2(profile);
+	ptl->general_profile_idc = nal_hevc_profile(profile);
 	ptl->general_profile_compatibility_flag[ptl->general_profile_idc] = 1;
-	ptl->general_tier_flag = nal_hevc_tier_from_v4l2(tier);
+	ptl->general_tier_flag = nal_hevc_tier(tier);
 	ptl->general_progressive_source_flag = 1;
 	ptl->general_frame_only_constraint_flag = 1;
-	ptl->general_level_idc = nal_hevc_level_from_v4l2(level);
+	ptl->general_level_idc = nal_hevc_level(level);
 
 	sps->seq_parameter_set_id = 0;
 	sps->chroma_format_idc = 1; /* Only 4:2:0 sampling supported */
diff --git a/drivers/media/platform/allegro-dvt/nal-h264.c b/drivers/media/platform/allegro-dvt/nal-h264.c
index 0ab2fcbee1b9..32663766340f 100644
--- a/drivers/media/platform/allegro-dvt/nal-h264.c
+++ b/drivers/media/platform/allegro-dvt/nal-h264.c
@@ -34,80 +34,6 @@ enum nal_unit_type {
 	FILLER_DATA = 12,
 };
 
-/**
- * nal_h264_profile_from_v4l2() - Get profile_idc for v4l2 h264 profile
- * @profile: the profile as &enum v4l2_mpeg_video_h264_profile
- *
- * Convert the &enum v4l2_mpeg_video_h264_profile to profile_idc as specified
- * in Rec. ITU-T H.264 (04/2017) A.2.
- *
- * Return: the profile_idc for the passed level
- */
-int nal_h264_profile_from_v4l2(enum v4l2_mpeg_video_h264_profile profile)
-{
-	switch (profile) {
-	case V4L2_MPEG_VIDEO_H264_PROFILE_BASELINE:
-		return 66;
-	case V4L2_MPEG_VIDEO_H264_PROFILE_MAIN:
-		return 77;
-	case V4L2_MPEG_VIDEO_H264_PROFILE_EXTENDED:
-		return 88;
-	case V4L2_MPEG_VIDEO_H264_PROFILE_HIGH:
-		return 100;
-	default:
-		return -EINVAL;
-	}
-}
-
-/**
- * nal_h264_level_from_v4l2() - Get level_idc for v4l2 h264 level
- * @level: the level as &enum v4l2_mpeg_video_h264_level
- *
- * Convert the &enum v4l2_mpeg_video_h264_level to level_idc as specified in
- * Rec. ITU-T H.264 (04/2017) A.3.2.
- *
- * Return: the level_idc for the passed level
- */
-int nal_h264_level_from_v4l2(enum v4l2_mpeg_video_h264_level level)
-{
-	switch (level) {
-	case V4L2_MPEG_VIDEO_H264_LEVEL_1_0:
-		return 10;
-	case V4L2_MPEG_VIDEO_H264_LEVEL_1B:
-		return 9;
-	case V4L2_MPEG_VIDEO_H264_LEVEL_1_1:
-		return 11;
-	case V4L2_MPEG_VIDEO_H264_LEVEL_1_2:
-		return 12;
-	case V4L2_MPEG_VIDEO_H264_LEVEL_1_3:
-		return 13;
-	case V4L2_MPEG_VIDEO_H264_LEVEL_2_0:
-		return 20;
-	case V4L2_MPEG_VIDEO_H264_LEVEL_2_1:
-		return 21;
-	case V4L2_MPEG_VIDEO_H264_LEVEL_2_2:
-		return 22;
-	case V4L2_MPEG_VIDEO_H264_LEVEL_3_0:
-		return 30;
-	case V4L2_MPEG_VIDEO_H264_LEVEL_3_1:
-		return 31;
-	case V4L2_MPEG_VIDEO_H264_LEVEL_3_2:
-		return 32;
-	case V4L2_MPEG_VIDEO_H264_LEVEL_4_0:
-		return 40;
-	case V4L2_MPEG_VIDEO_H264_LEVEL_4_1:
-		return 41;
-	case V4L2_MPEG_VIDEO_H264_LEVEL_4_2:
-		return 42;
-	case V4L2_MPEG_VIDEO_H264_LEVEL_5_0:
-		return 50;
-	case V4L2_MPEG_VIDEO_H264_LEVEL_5_1:
-		return 51;
-	default:
-		return -EINVAL;
-	}
-}
-
 static void nal_h264_write_start_code_prefix(struct rbsp *rbsp)
 {
 	u8 *p = rbsp->data + DIV_ROUND_UP(rbsp->pos, 8);
diff --git a/drivers/media/platform/allegro-dvt/nal-h264.h b/drivers/media/platform/allegro-dvt/nal-h264.h
index a19634fe8c0b..e03505593ec2 100644
--- a/drivers/media/platform/allegro-dvt/nal-h264.h
+++ b/drivers/media/platform/allegro-dvt/nal-h264.h
@@ -8,8 +8,10 @@
 #ifndef __NAL_H264_H__
 #define __NAL_H264_H__
 
+#include <linux/errno.h>
 #include <linux/kernel.h>
 #include <linux/types.h>
+#include <linux/v4l2-controls.h>
 
 /*
  * struct nal_h264_hrd_parameters - HRD parameters
@@ -187,8 +189,79 @@ struct nal_h264_pps {
 	};
 };
 
-int nal_h264_profile_from_v4l2(enum v4l2_mpeg_video_h264_profile profile);
-int nal_h264_level_from_v4l2(enum v4l2_mpeg_video_h264_level level);
+/**
+ * nal_h264_profile() - Get profile_idc for v4l2 h264 profile
+ * @profile: the profile as &enum v4l2_mpeg_video_h264_profile
+ *
+ * Convert the &enum v4l2_mpeg_video_h264_profile to profile_idc as specified
+ * in Rec. ITU-T H.264 (04/2017) A.2.
+ *
+ * Return: the profile_idc for the passed level
+ */
+static inline int nal_h264_profile(enum v4l2_mpeg_video_h264_profile profile)
+{
+	switch (profile) {
+	case V4L2_MPEG_VIDEO_H264_PROFILE_BASELINE:
+		return 66;
+	case V4L2_MPEG_VIDEO_H264_PROFILE_MAIN:
+		return 77;
+	case V4L2_MPEG_VIDEO_H264_PROFILE_EXTENDED:
+		return 88;
+	case V4L2_MPEG_VIDEO_H264_PROFILE_HIGH:
+		return 100;
+	default:
+		return -EINVAL;
+	}
+}
+
+/**
+ * nal_h264_level() - Get level_idc for v4l2 h264 level
+ * @level: the level as &enum v4l2_mpeg_video_h264_level
+ *
+ * Convert the &enum v4l2_mpeg_video_h264_level to level_idc as specified in
+ * Rec. ITU-T H.264 (04/2017) A.3.2.
+ *
+ * Return: the level_idc for the passed level
+ */
+static inline int nal_h264_level(enum v4l2_mpeg_video_h264_level level)
+{
+	switch (level) {
+	case V4L2_MPEG_VIDEO_H264_LEVEL_1_0:
+		return 10;
+	case V4L2_MPEG_VIDEO_H264_LEVEL_1B:
+		return 9;
+	case V4L2_MPEG_VIDEO_H264_LEVEL_1_1:
+		return 11;
+	case V4L2_MPEG_VIDEO_H264_LEVEL_1_2:
+		return 12;
+	case V4L2_MPEG_VIDEO_H264_LEVEL_1_3:
+		return 13;
+	case V4L2_MPEG_VIDEO_H264_LEVEL_2_0:
+		return 20;
+	case V4L2_MPEG_VIDEO_H264_LEVEL_2_1:
+		return 21;
+	case V4L2_MPEG_VIDEO_H264_LEVEL_2_2:
+		return 22;
+	case V4L2_MPEG_VIDEO_H264_LEVEL_3_0:
+		return 30;
+	case V4L2_MPEG_VIDEO_H264_LEVEL_3_1:
+		return 31;
+	case V4L2_MPEG_VIDEO_H264_LEVEL_3_2:
+		return 32;
+	case V4L2_MPEG_VIDEO_H264_LEVEL_4_0:
+		return 40;
+	case V4L2_MPEG_VIDEO_H264_LEVEL_4_1:
+		return 41;
+	case V4L2_MPEG_VIDEO_H264_LEVEL_4_2:
+		return 42;
+	case V4L2_MPEG_VIDEO_H264_LEVEL_5_0:
+		return 50;
+	case V4L2_MPEG_VIDEO_H264_LEVEL_5_1:
+		return 51;
+	default:
+		return -EINVAL;
+	}
+}
 
 ssize_t nal_h264_write_sps(const struct device *dev,
 			   void *dest, size_t n, struct nal_h264_sps *sps);
diff --git a/drivers/media/platform/allegro-dvt/nal-hevc.c b/drivers/media/platform/allegro-dvt/nal-hevc.c
index 15a352e45831..0999a2bdc812 100644
--- a/drivers/media/platform/allegro-dvt/nal-hevc.c
+++ b/drivers/media/platform/allegro-dvt/nal-hevc.c
@@ -35,76 +35,6 @@ enum nal_unit_type {
 	FD_NUT = 38,
 };
 
-int nal_hevc_profile_from_v4l2(enum v4l2_mpeg_video_hevc_profile profile)
-{
-	switch (profile) {
-	case V4L2_MPEG_VIDEO_HEVC_PROFILE_MAIN:
-		return 1;
-	case V4L2_MPEG_VIDEO_HEVC_PROFILE_MAIN_10:
-		return 2;
-	case V4L2_MPEG_VIDEO_HEVC_PROFILE_MAIN_STILL_PICTURE:
-		return 3;
-	default:
-		return -EINVAL;
-	}
-}
-EXPORT_SYMBOL_GPL(nal_hevc_profile_from_v4l2);
-
-int nal_hevc_tier_from_v4l2(enum v4l2_mpeg_video_hevc_tier tier)
-{
-	switch (tier) {
-	case V4L2_MPEG_VIDEO_HEVC_TIER_MAIN:
-		return 0;
-	case V4L2_MPEG_VIDEO_HEVC_TIER_HIGH:
-		return 1;
-	default:
-		return -EINVAL;
-	}
-}
-EXPORT_SYMBOL_GPL(nal_hevc_tier_from_v4l2);
-
-int nal_hevc_level_from_v4l2(enum v4l2_mpeg_video_hevc_level level)
-{
-	/*
-	 * T-Rec-H.265 p. 280: general_level_idc and sub_layer_level_idc[ i ]
-	 * shall be set equal to a value of 30 times the level number
-	 * specified in Table A.6.
-	 */
-	int factor = 30 / 10;
-
-	switch (level) {
-	case V4L2_MPEG_VIDEO_HEVC_LEVEL_1:
-		return factor * 10;
-	case V4L2_MPEG_VIDEO_HEVC_LEVEL_2:
-		return factor * 20;
-	case V4L2_MPEG_VIDEO_HEVC_LEVEL_2_1:
-		return factor * 21;
-	case V4L2_MPEG_VIDEO_HEVC_LEVEL_3:
-		return factor * 30;
-	case V4L2_MPEG_VIDEO_HEVC_LEVEL_3_1:
-		return factor * 31;
-	case V4L2_MPEG_VIDEO_HEVC_LEVEL_4:
-		return factor * 40;
-	case V4L2_MPEG_VIDEO_HEVC_LEVEL_4_1:
-		return factor * 41;
-	case V4L2_MPEG_VIDEO_HEVC_LEVEL_5:
-		return factor * 50;
-	case V4L2_MPEG_VIDEO_HEVC_LEVEL_5_1:
-		return factor * 51;
-	case V4L2_MPEG_VIDEO_HEVC_LEVEL_5_2:
-		return factor * 52;
-	case V4L2_MPEG_VIDEO_HEVC_LEVEL_6:
-		return factor * 60;
-	case V4L2_MPEG_VIDEO_HEVC_LEVEL_6_1:
-		return factor * 61;
-	case V4L2_MPEG_VIDEO_HEVC_LEVEL_6_2:
-		return factor * 62;
-	default:
-		return -EINVAL;
-	}
-}
-EXPORT_SYMBOL_GPL(nal_hevc_level_from_v4l2);
-
 static void nal_hevc_write_start_code_prefix(struct rbsp *rbsp)
 {
 	u8 *p = rbsp->data + DIV_ROUND_UP(rbsp->pos, 8);
diff --git a/drivers/media/platform/allegro-dvt/nal-hevc.h b/drivers/media/platform/allegro-dvt/nal-hevc.h
index c09bbe5446aa..e67d94bd5341 100644
--- a/drivers/media/platform/allegro-dvt/nal-hevc.h
+++ b/drivers/media/platform/allegro-dvt/nal-hevc.h
@@ -8,9 +8,10 @@
 #ifndef __NAL_HEVC_H__
 #define __NAL_HEVC_H__
 
+#include <linux/errno.h>
 #include <linux/kernel.h>
 #include <linux/types.h>
-#include <media/v4l2-ctrls.h>
+#include <linux/v4l2-controls.h>
 
 struct nal_hevc_profile_tier_level {
 	unsigned int general_profile_space;
@@ -318,9 +319,99 @@ struct nal_hevc_pps {
 	};
 };
 
-int nal_hevc_profile_from_v4l2(enum v4l2_mpeg_video_hevc_profile profile);
-int nal_hevc_tier_from_v4l2(enum v4l2_mpeg_video_hevc_tier tier);
-int nal_hevc_level_from_v4l2(enum v4l2_mpeg_video_hevc_level level);
+/**
+ * nal_hevc_profile() - Get profile_idc for v4l2 hevc profile
+ * @profile: the profile as &enum v4l2_mpeg_video_hevc_profile
+ *
+ * Convert the &enum v4l2_mpeg_video_hevc_profile to profile_idc as specified
+ * in Rec. ITU-T H.265 (02/2018) A.3.
+ *
+ * Return: the profile_idc for the passed level
+ */
+static inline int nal_hevc_profile(enum v4l2_mpeg_video_hevc_profile profile)
+{
+	switch (profile) {
+	case V4L2_MPEG_VIDEO_HEVC_PROFILE_MAIN:
+		return 1;
+	case V4L2_MPEG_VIDEO_HEVC_PROFILE_MAIN_10:
+		return 2;
+	case V4L2_MPEG_VIDEO_HEVC_PROFILE_MAIN_STILL_PICTURE:
+		return 3;
+	default:
+		return -EINVAL;
+	}
+}
+
+/**
+ * nal_hevc_tier() - Get tier_flag for v4l2 hevc tier
+ * @tier: the tier as &enum v4l2_mpeg_video_hevc_tier
+ *
+ * Convert the &enum v4l2_mpeg_video_hevc_tier to tier_flag as specified
+ * in Rec. ITU-T H.265 (02/2018) A.4.1.
+ *
+ * Return: the tier_flag for the passed tier
+ */
+static inline int nal_hevc_tier(enum v4l2_mpeg_video_hevc_tier tier)
+{
+	switch (tier) {
+	case V4L2_MPEG_VIDEO_HEVC_TIER_MAIN:
+		return 0;
+	case V4L2_MPEG_VIDEO_HEVC_TIER_HIGH:
+		return 1;
+	default:
+		return -EINVAL;
+	}
+}
+
+/**
+ * nal_hevc_level() - Get level_idc for v4l2 hevc level
+ * @level: the level as &enum v4l2_mpeg_video_hevc_level
+ *
+ * Convert the &enum v4l2_mpeg_video_hevc_level to level_idc as specified in
+ * Rec. ITU-T H.265 (02/2018) A.4.1.
+ *
+ * Return: the level_idc for the passed level
+ */
+static inline int nal_hevc_level(enum v4l2_mpeg_video_hevc_level level)
+{
+	/*
+	 * T-Rec-H.265 p. 280: general_level_idc and sub_layer_level_idc[ i ]
+	 * shall be set equal to a value of 30 times the level number
+	 * specified in Table A.6.
+	 */
+	int factor = 30 / 10;
+
+	switch (level) {
+	case V4L2_MPEG_VIDEO_HEVC_LEVEL_1:
+		return factor * 10;
+	case V4L2_MPEG_VIDEO_HEVC_LEVEL_2:
+		return factor * 20;
+	case V4L2_MPEG_VIDEO_HEVC_LEVEL_2_1:
+		return factor * 21;
+	case V4L2_MPEG_VIDEO_HEVC_LEVEL_3:
+		return factor * 30;
+	case V4L2_MPEG_VIDEO_HEVC_LEVEL_3_1:
+		return factor * 31;
+	case V4L2_MPEG_VIDEO_HEVC_LEVEL_4:
+		return factor * 40;
+	case V4L2_MPEG_VIDEO_HEVC_LEVEL_4_1:
+		return factor * 41;
+	case V4L2_MPEG_VIDEO_HEVC_LEVEL_5:
+		return factor * 50;
+	case V4L2_MPEG_VIDEO_HEVC_LEVEL_5_1:
+		return factor * 51;
+	case V4L2_MPEG_VIDEO_HEVC_LEVEL_5_2:
+		return factor * 52;
+	case V4L2_MPEG_VIDEO_HEVC_LEVEL_6:
+		return factor * 60;
+	case V4L2_MPEG_VIDEO_HEVC_LEVEL_6_1:
+		return factor * 61;
+	case V4L2_MPEG_VIDEO_HEVC_LEVEL_6_2:
+		return factor * 62;
+	default:
+		return -EINVAL;
+	}
+}
 
 int nal_range_from_v4l2(enum v4l2_quantization quantization);
 int nal_color_primaries_from_v4l2(enum v4l2_colorspace colorspace);
