[RFC 02/44] drm/i915: Added getparam for native sync

John.C.Harrison
2014-06-26T17:25:25Z

Validation tests need a run time mechanism for querying whether or not the
driver supports the Android native sync facility.
---
drivers/gpu/drm/i915/i915_dma.c | 7 +++++++
include/uapi/drm/i915_drm.h | 1 +
2 files changed, 8 insertions(+)

diff --git a/drivers/gpu/drm/i915/i915_dma.c b/drivers/gpu/drm/i915/i915_dma.c
index 6cce55b..67f2918 100644
--- a/drivers/gpu/drm/i915/i915_dma.c
+++ b/drivers/gpu/drm/i915/i915_dma.c
@@ -1022,6 +1022,13 @@ static int i915_getparam(struct drm_device *dev, void *data,
case I915_PARAM_CMD_PARSER_VERSION:
value = i915_cmd_parser_get_version();
break;
+ case I915_PARAM_HAS_NATIVE_SYNC:
+#ifdef CONFIG_DRM_I915_SYNC
+ value = 1;
+#else
+ value = 0;
+#endif
+ break;
default:
DRM_DEBUG("Unknown parameter %d\n", param->param);
return -EINVAL;
diff --git a/include/uapi/drm/i915_drm.h b/include/uapi/drm/i915_drm.h
index ff57f07..bf54c78 100644
--- a/include/uapi/drm/i915_drm.h
+++ b/include/uapi/drm/i915_drm.h
@@ -340,6 +340,7 @@ typedef struct drm_i915_irq_wait {
#define I915_PARAM_HAS_EXEC_HANDLE_LUT 26
#define I915_PARAM_HAS_WT 27
#define I915_PARAM_CMD_PARSER_VERSION 28
+#define I915_PARAM_HAS_NATIVE_SYNC 30

typedef struct drm_i915_getparam {
int param;
--
1.7.9.5