i915/display/skl_watermark.c

525 		hweight8(DISPLAY_INFO(i915)->dbuf.slice_mask);
529 skl_ddb_entry_for_slices(struct drm_i915_private *i915, u8 slice_mask,
534 	if (!slice_mask) {
540 	ddb->start = (ffs(slice_mask) - 1) * slice_size;
541 	ddb->end = fls(slice_mask) * slice_size;
547 static unsigned int mbus_ddb_offset(struct drm_i915_private *i915, u8 slice_mask)
551 	if (slice_mask & (BIT(DBUF_S1) | BIT(DBUF_S2)))
552 		slice_mask = BIT(DBUF_S1);
553 	else if (slice_mask & (BIT(DBUF_S3) | BIT(DBUF_S4)))
554 		slice_mask = BIT(DBUF_S3);
556 	skl_ddb_entry_for_slices(i915, slice_mask, &ddb);
566 	u8 slice_mask = 0;
579 		slice_mask |= BIT(start_slice);
583 	return slice_mask;
2642 			    DISPLAY_INFO(i915)->dbuf.slice_mask,