On 10.12.2015 06:58, Marek Olšák wrote:
> From: Marek Olšák <marek.ol...@amd.com>
>
> Both caused a crash due to a division by zero in that function.
> This is an alternative fix.
>
> Cc: 11.0 11.1 <mesa-sta...@lists.freedesktop.org>
> ---
> src/gallium/drivers/radeonsi/si_state_draw.c | 14 +++++++++++++-
> 1 file changed, 13 insertions(+), 1 deletion(-)
>
> diff --git a/src/gallium/drivers/radeonsi/si_state_draw.c
> b/src/gallium/drivers/radeonsi/si_state_draw.c
> index ee84a1f..e550011 100644
> --- a/src/gallium/drivers/radeonsi/si_state_draw.c
> +++ b/src/gallium/drivers/radeonsi/si_state_draw.c
> @@ -216,6 +216,18 @@ static void si_emit_derived_tess_state(struct si_context
> *sctx,
> radeon_emit(cs, tcs_out_layout | (num_tcs_output_cp << 26));
> }
>
> +static unsigned si_num_prims_for_vertices(const struct pipe_draw_info *info)
> +{
> + switch (info->mode) {
> + case PIPE_PRIM_PATCHES:
> + return info->count / info->vertices_per_patch;
> + case R600_PRIM_RECTANGLE_LIST:
> + return info->count / 3;
> + default:
> + return u_prims_for_vertices(info->mode, info->count);
> + }
> +}
I don't suppose it makes sense to handle PIPE_PRIM_PATCHES in
u_prims_for_vertices? Either way,
Reviewed-by: Michel Dänzer <michel.daen...@amd.com>
--
Earthling Michel Dänzer | http://www.amd.com
Libre software enthusiast | Mesa and X developer
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