diff options
Diffstat (limited to 'src/mesa')
| -rw-r--r-- | src/mesa/drivers/dri/r300/r300_state.c | 11 |
1 files changed, 9 insertions, 2 deletions
diff --git a/src/mesa/drivers/dri/r300/r300_state.c b/src/mesa/drivers/dri/r300/r300_state.c index b90f42234a9..1253666f547 100644 --- a/src/mesa/drivers/dri/r300/r300_state.c +++ b/src/mesa/drivers/dri/r300/r300_state.c @@ -2215,8 +2215,15 @@ static void r300RenderMode(GLcontext * ctx, GLenum mode) static void r300ClipPlane( GLcontext *ctx, GLenum plane, const GLfloat *eq ) { r300ContextPtr rmesa = R300_CONTEXT(ctx); - GLint p = (GLint) plane - (GLint) GL_CLIP_PLANE0; - GLint *ip = (GLint *)ctx->Transform._ClipUserPlane[p]; + GLint p; + GLint *ip; + + /* no VAP UCP on non-TCL chipsets */ + if (!(rmesa->radeon.radeonScreen->chip_flags & RADEON_CHIPSET_TCL)) + return; + + p = (GLint) plane - (GLint) GL_CLIP_PLANE0; + ip = (GLint *)ctx->Transform._ClipUserPlane[p]; R300_STATECHANGE( rmesa, vpucp[p] ); rmesa->hw.vpucp[p].cmd[R300_VPUCP_X] = ip[0]; |