1 files changed, 10 insertions, 16 deletions
diff --git a/src/mesa/drivers/dri/sis/sis6326_clear.c b/src/mesa/drivers/dri/sis/sis6326_clear.c
index be5addb7cf..d8f39b31c7 100644
--- a/src/mesa/drivers/dri/sis/sis6326_clear.c
+++ b/src/mesa/drivers/dri/sis/sis6326_clear.c
@@ -69,25 +69,19 @@ sis6326UpdateZPattern(sisContextPtr smesa, GLclampd z)
 }
 
 void
-sis6326DDClear(GLcontext *ctx, GLbitfield mask, GLboolean all,
-       GLint x, GLint y, GLint width, GLint height)
+sis6326DDClear(GLcontext *ctx, GLbitfield mask, GLboolean allFoo,
+               GLint xFoo, GLint yFoo, GLint widthFoo, GLint heightFoo)
 {
    sisContextPtr smesa = SIS_CONTEXT(ctx);
    GLint x1, y1, width1, height1;
 
-   if (all) {
-      GLframebuffer *buffer = ctx->DrawBuffer;
-
-      x1 = 0;
-      y1 = 0;
-      width1 = buffer->Width;
-      height1 = buffer->Height;
-   } else {
-      x1 = x;
-      y1 = Y_FLIP(y+height-1);
-      width1 = width;
-      height1 = height;
-   }
+   /* get region after locking: */
+   x1 = ctx->DrawBuffer->_Xmin;
+   y1 = ctx->DrawBuffer->_Ymin;
+   width1 = ctx->DrawBuffer->_Xmax - x1;
+   height1 = ctx->DrawBuffer->_Ymax - y1;
+   y1 = Y_FLIP(y1 + height1 - 1);
+
    /* XXX: Scissoring */
    
    fprintf(stderr, "Clear\n");
@@ -116,7 +110,7 @@ sis6326DDClear(GLcontext *ctx, GLbitfield mask, GLboolean all,
    UNLOCK_HARDWARE();
 
    if (mask != 0)
-      _swrast_Clear(ctx, mask, all, x1, y1, width, height);
+      _swrast_Clear(ctx, mask, 0, 0, 0, 0, 0);
 }