Mesa (master): etnaviv: add debug switch to disable single buffer feature
Lucas Stach
lynxeye at kemper.freedesktop.org
Fri Feb 23 14:35:03 UTC 2018
Module: Mesa
Branch: master
Commit: 8befc11186275bc33221b94fb4be35b7be7c4efc
URL: http://cgit.freedesktop.org/mesa/mesa/commit/?id=8befc11186275bc33221b94fb4be35b7be7c4efc
Author: Lucas Stach <l.stach at pengutronix.de>
Date: Mon Feb 5 15:36:34 2018 +0100
etnaviv: add debug switch to disable single buffer feature
This feature has caused some trouble already. Add a debug switch to
allow users to quickly check if a specific issue is caused by this
feature.
Signed-off-by: Lucas Stach <l.stach at pengutronix.de>
Reviewed-by: Christian Gmeiner <christian.gmeiner at gmail.com>
---
src/gallium/drivers/etnaviv/etnaviv_debug.h | 1 +
src/gallium/drivers/etnaviv/etnaviv_screen.c | 3 +++
2 files changed, 4 insertions(+)
diff --git a/src/gallium/drivers/etnaviv/etnaviv_debug.h b/src/gallium/drivers/etnaviv/etnaviv_debug.h
index f47dffe590..4051e95dd5 100644
--- a/src/gallium/drivers/etnaviv/etnaviv_debug.h
+++ b/src/gallium/drivers/etnaviv/etnaviv_debug.h
@@ -52,6 +52,7 @@
#define ETNA_DBG_ZERO 0x200000 /* Zero all resources after allocation */
#define ETNA_DBG_DRAW_STALL 0x400000 /* Stall FE/PE after every draw op */
#define ETNA_DBG_SHADERDB 0x800000 /* dump program compile information */
+#define ETNA_DBG_NO_SINGLEBUF 0x1000000 /* disable single buffer feature */
extern int etna_mesa_debug; /* set in etna_screen.c from ETNA_DEBUG */
diff --git a/src/gallium/drivers/etnaviv/etnaviv_screen.c b/src/gallium/drivers/etnaviv/etnaviv_screen.c
index 3dd628bd9b..f589bd44ea 100644
--- a/src/gallium/drivers/etnaviv/etnaviv_screen.c
+++ b/src/gallium/drivers/etnaviv/etnaviv_screen.c
@@ -68,6 +68,7 @@ static const struct debug_named_value debug_options[] = {
{"zero", ETNA_DBG_ZERO, "Zero all resources after allocation"},
{"draw_stall", ETNA_DBG_DRAW_STALL, "Stall FE/PE after each rendered primitive"},
{"shaderdb", ETNA_DBG_SHADERDB, "Enable shaderdb output"},
+ {"no_singlebuffer",ETNA_DBG_NO_SINGLEBUF, "Disable single buffer feature"},
DEBUG_NAMED_VALUE_END
};
@@ -963,6 +964,8 @@ etna_screen_create(struct etna_device *dev, struct etna_gpu *gpu,
screen->features[viv_chipMinorFeatures1] &= ~chipMinorFeatures1_AUTO_DISABLE;
if (DBG_ENABLED(ETNA_DBG_NO_SUPERTILE))
screen->specs.can_supertile = 0;
+ if (DBG_ENABLED(ETNA_DBG_NO_SINGLEBUF))
+ screen->specs.single_buffer = 0;
pscreen->destroy = etna_screen_destroy;
pscreen->get_param = etna_screen_get_param;
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