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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@pengutronix.de>
Reviewed-by: Christian Gmeiner <christian.gmeiner@gmail.com>
This commit is contained in:
Lucas Stach 2018-02-05 15:36:34 +01:00
parent 5c460337fd
commit 8befc11186
2 changed files with 4 additions and 0 deletions
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1
src/gallium/drivers/etnaviv/etnaviv_debug.h
View File

@ -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 */

3
src/gallium/drivers/etnaviv/etnaviv_screen.c
View File

@ -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;