Module: Mesa
Branch: master
Commit: e6c6495d3a850da9fc04355df40fc8ab8fa80621
URL:
http://cgit.freedesktop.org/mesa/mesa/commit/?id=e6c6495d3a850da9fc04355df40fc8ab8fa80621
Author: Rob Clark <robdcl...@gmail.com>
Date: Wed Nov 29 15:06:39 2017 -0500
freedreno: add debug option to force emulated indirect
Useful mostly for debugging indirect draw.
Signed-off-by: Rob Clark <robdcl...@gmail.com>
---
src/gallium/drivers/freedreno/freedreno_draw.c | 10 ++++++++++
src/gallium/drivers/freedreno/freedreno_screen.c | 1 +
src/gallium/drivers/freedreno/freedreno_util.h | 1 +
3 files changed, 12 insertions(+)
diff --git a/src/gallium/drivers/freedreno/freedreno_draw.c
b/src/gallium/drivers/freedreno/freedreno_draw.c
index 60a1180f24..fc24776e4a 100644
--- a/src/gallium/drivers/freedreno/freedreno_draw.c
+++ b/src/gallium/drivers/freedreno/freedreno_draw.c
@@ -27,6 +27,7 @@
*/
#include "pipe/p_state.h"
+#include "util/u_draw.h"
#include "util/u_string.h"
#include "util/u_memory.h"
#include "util/u_prim.h"
@@ -67,6 +68,15 @@ fd_draw_vbo(struct pipe_context *pctx, const struct
pipe_draw_info *info)
struct pipe_scissor_state *scissor = fd_context_get_scissor(ctx);
unsigned i, prims, buffers = 0, restore_buffers = 0;
+ /* for debugging problems with indirect draw, it is convenient
+ * to be able to emulate it, to determine if game is feeding us
+ * bogus data:
+ */
+ if (info->indirect && (fd_mesa_debug & FD_DBG_NOINDR)) {
+ util_draw_indirect(pctx, info);
+ return;
+ }
+
if (!info->count_from_stream_output && !info->indirect &&
!info->primitive_restart &&
!u_trim_pipe_prim(info->mode, (unsigned*)&info->count))
diff --git a/src/gallium/drivers/freedreno/freedreno_screen.c
b/src/gallium/drivers/freedreno/freedreno_screen.c
index aea56a180a..35433da4b9 100644
--- a/src/gallium/drivers/freedreno/freedreno_screen.c
+++ b/src/gallium/drivers/freedreno/freedreno_screen.c
@@ -79,6 +79,7 @@ static const struct debug_named_value debug_options[] = {
{"bstat", FD_DBG_BSTAT, "Print batch stats at context
destroy"},
{"nogrow", FD_DBG_NOGROW, "Disable \"growable\" cmdstream
buffers, even if kernel supports it"},
{"lrz", FD_DBG_LRZ, "Enable experimental LRZ support
(a5xx+)"},
+ {"noindirect",FD_DBG_NOINDR, "Disable hw indirect draws
(emulate on CPU)"},
DEBUG_NAMED_VALUE_END
};
diff --git a/src/gallium/drivers/freedreno/freedreno_util.h
b/src/gallium/drivers/freedreno/freedreno_util.h
index 14fcf1d672..b6f4771390 100644
--- a/src/gallium/drivers/freedreno/freedreno_util.h
+++ b/src/gallium/drivers/freedreno/freedreno_util.h
@@ -80,6 +80,7 @@ enum adreno_stencil_op fd_stencil_op(unsigned op);
#define FD_DBG_BSTAT 0x8000
#define FD_DBG_NOGROW 0x10000
#define FD_DBG_LRZ 0x20000
+#define FD_DBG_NOINDR 0x40000
extern int fd_mesa_debug;
extern bool fd_binning_enabled;
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