[Mesa-dev] [PATCH 4/4] dri: Add KHR_no_error toggle to driconf

[Grigori Goronzy]

Allows applications to be whitelisted.
---
 src/gallium/state_trackers/dri/dri_context.c    | 3 +++
 src/gallium/state_trackers/dri/dri_screen.c     | 1 +
 src/mesa/drivers/dri/common/dri_util.c          | 3 +++
 src/mesa/drivers/dri/common/xmlpool/t_options.h | 5 +++++
 4 files changed, 12 insertions(+)

diff --git a/src/gallium/state_trackers/dri/dri_context.c b/src/gallium/state_trackers/dri/dri_context.c
index 275c0d4..e4f7c96 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 6b58830..de0840b 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/dri_util.c b/src/mesa/drivers/dri/common/dri_util.c
index 174356f..cc97c2d 100644
--- a/src/mesa/drivers/dri/common/dri_util.c
+++ b/src/mesa/drivers/dri/common/dri_util.c
@@ -437,6 +437,9 @@ driCreateContextAttribs(__DRIscreen *screen, int api,
                                   major_version, minor_version, error))
        return NULL;
 
+    if (driQueryOptionb(&screen->optionCache, "mesa_no_error"))
+        flags |= __DRI_CTX_FLAG_NO_ERROR;
+
     context = calloc(1, sizeof *context);
     if (!context) {
 	*error = __DRI_CTX_ERROR_NO_MEMORY;
diff --git a/src/mesa/drivers/dri/common/xmlpool/t_options.h b/src/mesa/drivers/dri/common/xmlpool/t_options.h
index 9aa1798..e308839 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")) \
-- 
2.7.4