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-rw-r--r--src/intel/vulkan/genX_cmd_buffer.c26
1 files changed, 26 insertions, 0 deletions
diff --git a/src/intel/vulkan/genX_cmd_buffer.c b/src/intel/vulkan/genX_cmd_buffer.c
index 1b53f85419b..35c46008a84 100644
--- a/src/intel/vulkan/genX_cmd_buffer.c
+++ b/src/intel/vulkan/genX_cmd_buffer.c
@@ -638,6 +638,24 @@ void genX(CmdDrawIndexedIndirect)(
.PrimitiveTopologyType = pipeline->topology);
}
+#if GEN_GEN == 7
+
+static bool
+verify_cmd_parser(const struct anv_device *device,
+ int required_version,
+ const char *function)
+{
+ if (device->instance->physicalDevice.cmd_parser_version < required_version) {
+ vk_errorf(VK_ERROR_FEATURE_NOT_PRESENT,
+ "cmd parser version %d is required for %s",
+ required_version, function);
+ return false;
+ } else {
+ return true;
+ }
+}
+
+#endif
void genX(CmdDispatch)(
VkCommandBuffer commandBuffer,
@@ -699,6 +717,14 @@ void genX(CmdDispatchIndirect)(
uint32_t bo_offset = buffer->offset + offset;
struct anv_batch *batch = &cmd_buffer->batch;
+#if GEN_GEN == 7
+ /* Linux 4.4 added command parser version 5 which allows the GPGPU
+ * indirect dispatch registers to be written.
+ */
+ if (verify_cmd_parser(cmd_buffer->device, 5, "vkCmdDispatchIndirect"))
+ return;
+#endif
+
if (prog_data->uses_num_work_groups) {
cmd_buffer->state.num_workgroups_offset = bo_offset;
cmd_buffer->state.num_workgroups_bo = bo;