drm: Add helper to extract lut from struct drm_color_lut32

					 (1 << 16) - 1);

}

/**

 * drm_color_lut32_extract - clamp and round LUT entries

 * @user_input: input value

 * @bit_precision: number of bits the hw LUT supports

 *

 * Extract U0.bit_precision from a U0.32 LUT value.

 *

 */

static inline u32 drm_color_lut32_extract(u32 user_input, int bit_precision)

{

	u64 max = (bit_precision >= 64) ? ~0ULL : (1ULL << bit_precision) - 1;

	return DIV_ROUND_CLOSEST_ULL((u64)user_input * max,

				     (1ULL << 32) - 1);

}

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,