*/
/**
- * drm_color_lut_extract - clamp and round LUT entries
- * @user_input: input value
- * @bit_precision: number of bits the hw LUT supports
- *
- * Extract a degamma/gamma LUT value provided by user (in the form of
- * &drm_color_lut entries) and round it to the precision supported by the
- * hardware.
- */
-uint32_t drm_color_lut_extract(uint32_t user_input, uint32_t bit_precision)
-{
- uint32_t val = user_input;
- uint32_t max = 0xffff >> (16 - bit_precision);
-
- /* Round only if we're not using full precision. */
- if (bit_precision < 16) {
- val += 1UL << (16 - bit_precision - 1);
- val >>= 16 - bit_precision;
- }
-
- return clamp_val(val, 0, max);
-}
-EXPORT_SYMBOL(drm_color_lut_extract);
-
-/**
* drm_color_ctm_s31_32_to_qm_n
*
* @user_input: input value
struct drm_crtc;
struct drm_plane;
-uint32_t drm_color_lut_extract(uint32_t user_input, uint32_t bit_precision);
+/**
+ * drm_color_lut_extract - clamp and round LUT entries
+ * @user_input: input value
+ * @bit_precision: number of bits the hw LUT supports
+ *
+ * Extract a degamma/gamma LUT value provided by user (in the form of
+ * &drm_color_lut entries) and round it to the precision supported by the
+ * hardware.
+ */
+static inline u32 drm_color_lut_extract(u32 user_input, int bit_precision)
+{
+ u32 val = user_input;
+ u32 max = 0xffff >> (16 - bit_precision);
+
+ /* Round only if we're not using full precision. */
+ if (bit_precision < 16) {
+ val += 1UL << (16 - bit_precision - 1);
+ val >>= 16 - bit_precision;
+ }
+
+ return clamp_val(val, 0, max);
+}
+
u64 drm_color_ctm_s31_32_to_qm_n(u64 user_input, u32 m, u32 n);
void drm_crtc_enable_color_mgmt(struct drm_crtc *crtc,