diff options
Diffstat (limited to 'src/mesa/drivers/dri/r300/r300_vertprog.c')
| -rw-r--r-- | src/mesa/drivers/dri/r300/r300_vertprog.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/src/mesa/drivers/dri/r300/r300_vertprog.c b/src/mesa/drivers/dri/r300/r300_vertprog.c index e77cd611f7..53fe948ab9 100644 --- a/src/mesa/drivers/dri/r300/r300_vertprog.c +++ b/src/mesa/drivers/dri/r300/r300_vertprog.c @@ -392,7 +392,11 @@ void r300SetupVertexProgram(r300ContextPtr rmesa) R300_STATECHANGE(rmesa, vap_cntl); R300_STATECHANGE(rmesa, vpp); param_count = r300VertexProgUpdateParams(ctx, prog, (float *)&rmesa->hw.vpp.cmd[R300_VPP_PARAM_0]); - bump_vpu_count(rmesa->hw.vpp.cmd, param_count); + if (!rmesa->radeon.radeonScreen->kernel_mm && param_count > 255 * 4) { + WARN_ONCE("Too many VP params, expect rendering errors\n"); + } + /* Prevent the overflow (vpu.count is u8) */ + bump_vpu_count(rmesa->hw.vpp.cmd, MIN2(255 * 4, param_count)); param_count /= 4; r300EmitVertexProgram(rmesa, R300_PVS_CODE_START, &(prog->code)); |