drm/vkms/vkms_formats.c

263 							    const struct conversion_matrix *matrix)
269 	fp_y = drm_int2fixp(((int)y - matrix->y_offset) * 257);
273 	fp_r = drm_fixp_mul(matrix->matrix[0][0], fp_y) +
274 	       drm_fixp_mul(matrix->matrix[0][1], fp_channel_1) +
275 	       drm_fixp_mul(matrix->matrix[0][2], fp_channel_2);
276 	fp_g = drm_fixp_mul(matrix->matrix[1][0], fp_y) +
277 	       drm_fixp_mul(matrix->matrix[1][1], fp_channel_1) +
278 	       drm_fixp_mul(matrix->matrix[1][2], fp_channel_2);
279 	fp_b = drm_fixp_mul(matrix->matrix[2][0], fp_y) +
280 	       drm_fixp_mul(matrix->matrix[2][1], fp_channel_1) +
281 	       drm_fixp_mul(matrix->matrix[2][2], fp_channel_2);
519  * The conversion matrix stored in the @plane is used to:
558  * The conversion matrix stored in the @plane is used to:
763  * Below are the function calls used to generate each matrix, go to
772 	.matrix = {
781 	.matrix = {
795 	.matrix = {
809 	.matrix = {
823 	.matrix = {
837 	.matrix = {
851 	.matrix = {
860  * swap_uv_columns() - Swap u and v column of a given matrix
862  * @matrix: Matrix in which column are swapped
864 static void swap_uv_columns(struct conversion_matrix *matrix)
866 	swap(matrix->matrix[0][2], matrix->matrix[0][1]);
867 	swap(matrix->matrix[1][2], matrix->matrix[1][1]);
868 	swap(matrix->matrix[2][2], matrix->matrix[2][1]);
872  * get_conversion_matrix_to_argb_u16() - Retrieve the correct yuv to rgb conversion matrix for a
876  * @encoding: DRM_COLOR_* value for which to obtain a conversion matrix
877  * @range: DRM_COLOR_*_RANGE value for which to obtain a conversion matrix
878  * @matrix: Pointer to store the value into
883 				       struct conversion_matrix *matrix)
920 	memcpy(matrix, matrix_to_copy, sizeof(*matrix_to_copy));
929 		swap_uv_columns(matrix);