i965: Enable ARB_tessellation_shader on Gen7-7.5.

We've resolved all the GPU hangs, and everything seems to be working.

Signed-off-by: Kenneth Graunke <kenneth@whitecape.org>
Reviewed-by: Edward O'Callaghan <eocallaghan@alterapraxis.com>
Reviewed-by: Jordan Justen <jordan.l.justen@intel.com>

diff --git a/src/mesa/drivers/dri/i965/brw_context.c b/src/mesa/drivers/dri/i965/brw_context.c
index 005c323..4298252 100644 (file)
--- a/src/mesa/drivers/dri/i965/brw_context.c
+++ b/src/mesa/drivers/dri/i965/brw_context.c
@@ -374,8 +374,8 @@ brw_initialize_context_constants(struct brw_context *brw)
 
    const bool stage_exists[MESA_SHADER_STAGES] = {
       [MESA_SHADER_VERTEX] = true,
-      [MESA_SHADER_TESS_CTRL] = brw->gen >= 8,
-      [MESA_SHADER_TESS_EVAL] = brw->gen >= 8,
+      [MESA_SHADER_TESS_CTRL] = brw->gen >= 7,
+      [MESA_SHADER_TESS_EVAL] = brw->gen >= 7,
       [MESA_SHADER_GEOMETRY] = brw->gen >= 6,
       [MESA_SHADER_FRAGMENT] = true,
       [MESA_SHADER_COMPUTE] =

diff --git a/src/mesa/drivers/dri/i965/intel_extensions.c b/src/mesa/drivers/dri/i965/intel_extensions.c
index 06672c1..de16ebb 100644 (file)
--- a/src/mesa/drivers/dri/i965/intel_extensions.c
+++ b/src/mesa/drivers/dri/i965/intel_extensions.c
@@ -333,6 +333,7 @@ intelInitExtensions(struct gl_context *ctx)
       ctx->Extensions.ARB_shader_image_load_store = true;
       ctx->Extensions.ARB_shader_image_size = true;
       ctx->Extensions.ARB_shader_texture_image_samples = true;
+      ctx->Extensions.ARB_tessellation_shader = true;
       ctx->Extensions.ARB_texture_compression_bptc = true;
       ctx->Extensions.ARB_texture_view = true;
       ctx->Extensions.ARB_shader_storage_buffer_object = true;
@@ -362,7 +363,6 @@ intelInitExtensions(struct gl_context *ctx)
 
    if (brw->gen >= 8) {
       ctx->Extensions.ARB_stencil_texturing = true;
-      ctx->Extensions.ARB_tessellation_shader = true;
    }
 
    if (brw->gen >= 9) {