[Mesa-dev] [PATCH 01/10] radeonsi: move PA_SU_POLY_OFFSET_DB_FMT_CNTL to framebuffer state

[Chris Forbes]

FORMAT_X8Z24_UNORM:
> +       case PIPE_FORMAT_Z24X8_UNORM:
> +       case PIPE_FORMAT_Z24_UNORM_S8_UINT:
> +               pa_su_poly_offset_db_fmt_cntl = S_028B78_POLY_OFFSET_NEG_NUM_DB_BITS(-24);
> +               break;
> +       case PIPE_FORMAT_Z32_FLOAT:
> +       case PIPE_FORMAT_Z32_FLOAT_S8X24_UINT:
> +               pa_su_poly_offset_db_fmt_cntl = S_028B78_POLY_OFFSET_NEG_NUM_DB_BITS(-23) |
> +                                               S_028B78_POLY_OFFSET_DB_IS_FLOAT_FMT(1);
> +               break;

I don't know much about SI, but this jumped out as weird -- shouldn't
that be -32?