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freedreno/a6xx: Enable UBWC modifier 

Adding the supported_modifiers allows buffers
to be created with UBWC
This commit is contained in:
Fritz Koenig 2019-02-26 18:31:38 -08:00 committed by Rob Clark
parent 4715e7a98a
commit 12af6b30a3
4 changed files with 17 additions and 1 deletions
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9
src/gallium/drivers/freedreno/a6xx/fd6_screen.c
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@ -25,6 +25,7 @@
* Rob Clark <robclark@freedesktop.org>
*/
#include "drm-uapi/drm_fourcc.h"
#include "pipe/p_screen.h"
#include "util/u_format.h"
@ -137,4 +138,12 @@ fd6_screen_init(struct pipe_screen *pscreen)
screen->setup_slices = fd6_setup_slices;
screen->tile_mode = fd6_tile_mode;
screen->fill_ubwc_buffer_sizes = fd6_fill_ubwc_buffer_sizes;
static const uint64_t supported_modifiers[] = {
DRM_FORMAT_MOD_LINEAR,
DRM_FORMAT_MOD_QCOM_COMPRESSED,
};
screen->supported_modifiers = supported_modifiers;
screen->num_supported_modifiers = ARRAY_SIZE(supported_modifiers);
}

6
src/gallium/drivers/freedreno/freedreno_resource.c
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@ -922,6 +922,12 @@ fd_resource_create_with_modifiers(struct pipe_screen *pscreen,
if (tmpl->bind & PIPE_BIND_SHARED)
allow_ubwc = find_modifier(DRM_FORMAT_MOD_QCOM_COMPRESSED, modifiers, count);
/* TODO turn on UBWC for all internal buffers
* Manhattan benchmark shows artifacts when enabled. Once this
* is fixed the following line can be removed.
*/
allow_ubwc &= !!(fd_mesa_debug & FD_DBG_UBWC);
if (screen->tile_mode &&
(tmpl->target != PIPE_BUFFER) &&
!linear) {

1
src/gallium/drivers/freedreno/freedreno_screen.c
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@ -88,6 +88,7 @@ static const struct debug_named_value debug_options[] = {
{"ttile", FD_DBG_TTILE, "Enable texture tiling (a5xx)"},
{"perfcntrs", FD_DBG_PERFC, "Expose performance counters"},
{"softpin", FD_DBG_SOFTPIN,"Enable softpin command submission (experimental)"},
{"ubwc", FD_DBG_UBWC, "Enable UBWC for all internal buffers (experimental)"},
DEBUG_NAMED_VALUE_END
};

2
src/gallium/drivers/freedreno/freedreno_util.h
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@ -85,7 +85,7 @@ enum adreno_stencil_op fd_stencil_op(unsigned op);
#define FD_DBG_TTILE 0x200000
#define FD_DBG_PERFC 0x400000
#define FD_DBG_SOFTPIN 0x800000
#define FD_DBG_UBWC 0x1000000
extern int fd_mesa_debug;
extern bool fd_binning_enabled;