r300: Removed a "don't think this is needed" comment, it actually is needed.

According to the comment you do not need to setup INPUT_CNTL when using vertex
buffers. However, not doing so results in a lockup.

diff --git a/src/mesa/drivers/dri/r300/r300_emit.c b/src/mesa/drivers/dri/r300/r300_emit.c
index c1b795f81493dd0a60a6cc0941c4b45e28d9bcb3..4670c28a02fe99487f4f7e086624d96e750b5ae3 100644 (file)
--- a/src/mesa/drivers/dri/r300/r300_emit.c
+++ b/src/mesa/drivers/dri/r300/r300_emit.c
@@ -484,14 +484,12 @@ int r300EmitArrays(GLcontext * ctx)
        ((drm_r300_cmd_header_t *) rmesa->hw.vir[0].cmd)->packet0.count =
            r300VAPInputRoute0(&rmesa->hw.vir[0].cmd[R300_VIR_CNTL_0],
                               vb->AttribPtr, inputs, tab, nr);
-
        R300_STATECHANGE(rmesa, vir[1]);
        ((drm_r300_cmd_header_t *) rmesa->hw.vir[1].cmd)->packet0.count =
            r300VAPInputRoute1(&rmesa->hw.vir[1].cmd[R300_VIR_CNTL_0], swizzle,
                               nr);
 
        /* Setup INPUT_CNTL. */
-       /* I don't think this is needed for vertex buffers, but it doesn't hurt anything */
        R300_STATECHANGE(rmesa, vic);
        rmesa->hw.vic.cmd[R300_VIC_CNTL_0] = r300VAPInputCntl0(ctx, InputsRead);
        rmesa->hw.vic.cmd[R300_VIC_CNTL_1] = r300VAPInputCntl1(ctx, InputsRead);