Mesa (master): st/mesa: Add KHR_no_error toggle to driconf

[Grigori Goronzy]

Module: Mesa
Branch: master
Commit: 8d980bf920a15855a1d7462a63938abb0f1a5315
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=8d980bf920a15855a1d7462a63938abb0f1a5315

Author: Grigori Goronzy <greg at chown.ath.cx>
Date:   Thu Jun 29 07:39:55 2017 +0200

st/mesa: Add KHR_no_error toggle to driconf

Allows applications to be whitelisted.

v2: Remove misguided DRI common part.

Reviewed-by: Marek Olšák <marek.olsak at amd.com>

---

 src/gallium/state_trackers/dri/dri_context.c    | 3 +++
 src/gallium/state_trackers/dri/dri_screen.c     | 1 +
 src/mesa/drivers/dri/common/xmlpool/t_options.h | 5 +++++
 3 files changed, 9 insertions(+)

diff --git a/src/gallium/state_trackers/dri/dri_context.c b/src/gallium/state_trackers/dri/dri_context.c
index 275c0d4586..8c3797e428 100644
--- a/src/gallium/state_trackers/dri/dri_context.c
+++ b/src/gallium/state_trackers/dri/dri_context.c
@@ -124,6 +124,9 @@ dri_create_context(gl_api api, const struct gl_config * visual,
    ctx->cPriv = cPriv;
    ctx->sPriv = sPriv;
 
+   if (driQueryOptionb(&screen->optionCache, "mesa_no_error"))
+      attribs.flags |= ST_CONTEXT_FLAG_NO_ERROR;
+
    attribs.options = screen->options;
    dri_fill_st_visual(&attribs.visual, screen, visual);
    ctx->st = stapi->create_context(stapi, &screen->base, &attribs, &ctx_err,
diff --git a/src/gallium/state_trackers/dri/dri_screen.c b/src/gallium/state_trackers/dri/dri_screen.c
index a0d9b34d66..1dd7bd3ec1 100644
--- a/src/gallium/state_trackers/dri/dri_screen.c
+++ b/src/gallium/state_trackers/dri/dri_screen.c
@@ -56,6 +56,7 @@ const __DRIconfigOptionsExtension gallium_config_options = {
    DRI_CONF_BEGIN
       DRI_CONF_SECTION_PERFORMANCE
          DRI_CONF_MESA_GLTHREAD("false")
+         DRI_CONF_MESA_NO_ERROR("false")
          DRI_CONF_DISABLE_EXT_BUFFER_AGE("false")
          DRI_CONF_DISABLE_OML_SYNC_CONTROL("false")
       DRI_CONF_SECTION_END
diff --git a/src/mesa/drivers/dri/common/xmlpool/t_options.h b/src/mesa/drivers/dri/common/xmlpool/t_options.h
index 9aa1798b9d..e308839aa7 100644
--- a/src/mesa/drivers/dri/common/xmlpool/t_options.h
+++ b/src/mesa/drivers/dri/common/xmlpool/t_options.h
@@ -332,6 +332,11 @@ DRI_CONF_OPT_BEGIN_B(mesa_glthread, def) \
         DRI_CONF_DESC(en,gettext("Enable offloading GL driver work to a separate thread")) \
 DRI_CONF_OPT_END
 
+#define DRI_CONF_MESA_NO_ERROR(def) \
+DRI_CONF_OPT_BEGIN_B(mesa_no_error, def) \
+        DRI_CONF_DESC(en,gettext("Disable GL driver error checking")) \
+DRI_CONF_OPT_END
+
 #define DRI_CONF_DISABLE_EXT_BUFFER_AGE(def) \
 DRI_CONF_OPT_BEGIN_B(glx_disable_ext_buffer_age, def) \
    DRI_CONF_DESC(en, gettext("Disable the GLX_EXT_buffer_age extension")) \