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-rw-r--r--src/mesa/drivers/dri/i965/brw_misc_state.c17
1 files changed, 14 insertions, 3 deletions
diff --git a/src/mesa/drivers/dri/i965/brw_misc_state.c b/src/mesa/drivers/dri/i965/brw_misc_state.c
index 953f6cdbdb3..6b619299006 100644
--- a/src/mesa/drivers/dri/i965/brw_misc_state.c
+++ b/src/mesa/drivers/dri/i965/brw_misc_state.c
@@ -947,9 +947,20 @@ static void upload_line_stipple(struct brw_context *brw)
BEGIN_BATCH(3);
OUT_BATCH(_3DSTATE_LINE_STIPPLE_PATTERN << 16 | (3 - 2));
OUT_BATCH(ctx->Line.StipplePattern);
- tmp = 1.0 / (GLfloat) ctx->Line.StippleFactor;
- tmpi = tmp * (1<<13);
- OUT_BATCH(tmpi << 16 | ctx->Line.StippleFactor);
+
+ if (intel->gen >= 7) {
+ /* in U1.16 */
+ tmp = 1.0 / (GLfloat) ctx->Line.StippleFactor;
+ tmpi = tmp * (1<<16);
+ OUT_BATCH(tmpi << 15 | ctx->Line.StippleFactor);
+ }
+ else {
+ /* in U1.13 */
+ tmp = 1.0 / (GLfloat) ctx->Line.StippleFactor;
+ tmpi = tmp * (1<<13);
+ OUT_BATCH(tmpi << 16 | ctx->Line.StippleFactor);
+ }
+
CACHED_BATCH();
}