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-rw-r--r--src/mesa/drivers/dri/i965/brw_context.c13
-rw-r--r--src/mesa/drivers/dri/i965/intel_screen.c4
-rw-r--r--src/mesa/drivers/dri/i965/intel_screen.h5
3 files changed, 18 insertions, 4 deletions
diff --git a/src/mesa/drivers/dri/i965/brw_context.c b/src/mesa/drivers/dri/i965/brw_context.c
index 67ac01c23db..6de67598899 100644
--- a/src/mesa/drivers/dri/i965/brw_context.c
+++ b/src/mesa/drivers/dri/i965/brw_context.c
@@ -558,9 +558,16 @@ brwCreateContext(gl_api api,
struct dd_function_table functions;
struct gl_config visual;
- if (flags & ~(__DRI_CTX_FLAG_DEBUG
- | __DRI_CTX_FLAG_FORWARD_COMPATIBLE
- | __DRI_CTX_FLAG_ROBUST_BUFFER_ACCESS)) {
+ /* Only allow the __DRI_CTX_FLAG_ROBUST_BUFFER_ACCESS flag if the kernel
+ * provides us with context reset notifications.
+ */
+ uint32_t allowed_flags = __DRI_CTX_FLAG_DEBUG
+ | __DRI_CTX_FLAG_FORWARD_COMPATIBLE;
+
+ if (screen->has_context_reset_notification)
+ allowed_flags |= __DRI_CTX_FLAG_ROBUST_BUFFER_ACCESS;
+
+ if (flags & ~allowed_flags) {
*dri_ctx_error = __DRI_CTX_ERROR_UNKNOWN_FLAG;
return false;
}
diff --git a/src/mesa/drivers/dri/i965/intel_screen.c b/src/mesa/drivers/dri/i965/intel_screen.c
index 051c000ef44..39c2f35e1a8 100644
--- a/src/mesa/drivers/dri/i965/intel_screen.c
+++ b/src/mesa/drivers/dri/i965/intel_screen.c
@@ -1344,7 +1344,9 @@ __DRIconfig **intelInitScreen2(__DRIscreen *psp)
const int ret = drmIoctl(psp->fd, DRM_IOCTL_I915_GET_RESET_STATS, &stats);
- psp->extensions = (ret == -1 && errno == EINVAL)
+ intelScreen->has_context_reset_notification = (ret != -1 || errno != EINVAL);
+
+ psp->extensions = !intelScreen->has_context_reset_notification
? intelScreenExtensions : intelRobustScreenExtensions;
return (const __DRIconfig**) intel_screen_make_configs(psp);
diff --git a/src/mesa/drivers/dri/i965/intel_screen.h b/src/mesa/drivers/dri/i965/intel_screen.h
index 2e3043e27bf..924e1f2bbd3 100644
--- a/src/mesa/drivers/dri/i965/intel_screen.h
+++ b/src/mesa/drivers/dri/i965/intel_screen.h
@@ -50,6 +50,11 @@ struct intel_screen
bool hw_has_swizzling;
+ /**
+ * Does the kernel support context reset notifications?
+ */
+ bool has_context_reset_notification;
+
dri_bufmgr *bufmgr;
/**