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cso: add context cleanup code from st/mesa

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This fixes a crash in nouveau which can't handle
set_constant_buffer(PIPE_SHADER_TESS_*).

Cc: 10.6 <mesa-stable@lists.freedesktop.org>
Reviewed-by: Samuel Pitoiset <samuel.pitoiset@gmail.com>
Reviewed-by: Tobias Klausmann <tobias.johannes.klausmann@mni.thm.de>
Reviewed-by: Ilia Mirkin <imirkin@alum.mit.edu>
This commit is contained in:
Marek Olšák 2015-05-18 11:26:10 +02:00
parent 4ee69a97bb
commit e4201bb618
2 changed files with 7 additions and 6 deletions
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7
src/gallium/auxiliary/cso_cache/cso_context.c
View file

@ -300,6 +300,8 @@ void cso_destroy_context( struct cso_context *ctx )
unsigned i, shader;
if (ctx->pipe) {
ctx->pipe->set_index_buffer(ctx->pipe, NULL);
ctx->pipe->bind_blend_state( ctx->pipe, NULL );
ctx->pipe->bind_rasterizer_state( ctx->pipe, NULL );
@ -326,13 +328,18 @@ void cso_destroy_context( struct cso_context *ctx )
ctx->pipe->bind_depth_stencil_alpha_state( ctx->pipe, NULL );
ctx->pipe->bind_fs_state( ctx->pipe, NULL );
ctx->pipe->set_constant_buffer(ctx->pipe, PIPE_SHADER_FRAGMENT, 0, NULL);
ctx->pipe->bind_vs_state( ctx->pipe, NULL );
ctx->pipe->set_constant_buffer(ctx->pipe, PIPE_SHADER_VERTEX, 0, NULL);
if (ctx->has_geometry_shader) {
ctx->pipe->bind_gs_state(ctx->pipe, NULL);
ctx->pipe->set_constant_buffer(ctx->pipe, PIPE_SHADER_GEOMETRY, 0, NULL);
}
if (ctx->has_tessellation) {
ctx->pipe->bind_tcs_state(ctx->pipe, NULL);
ctx->pipe->set_constant_buffer(ctx->pipe, PIPE_SHADER_TESS_CTRL, 0, NULL);
ctx->pipe->bind_tes_state(ctx->pipe, NULL);
ctx->pipe->set_constant_buffer(ctx->pipe, PIPE_SHADER_TESS_EVAL, 0, NULL);
}
ctx->pipe->bind_vertex_elements_state( ctx->pipe, NULL );

6
src/mesa/state_tracker/st_context.c
View file

@ -376,12 +376,6 @@ void st_destroy_context( struct st_context *st )
}
pipe_surface_reference(&st->state.framebuffer.zsbuf, NULL);
pipe->set_index_buffer(pipe, NULL);
for (i = 0; i < PIPE_SHADER_TYPES; i++) {
pipe->set_constant_buffer(pipe, i, 0, NULL);
}
_mesa_delete_program_cache(st->ctx, st->pixel_xfer.cache);
_vbo_DestroyContext(st->ctx);