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freedreno/a3xx: disable blending for integer formats

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Also add support for the BLENDABLE bind flag, similarly predicated on
non-int formats.

Signed-off-by: Ilia Mirkin <imirkin@alum.mit.edu>
This commit is contained in:
Ilia Mirkin 2014-11-29 02:10:15 -05:00
parent 8e147e9ec8
commit f866446e8c
2 changed files with 14 additions and 2 deletions
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11
src/gallium/drivers/freedreno/a3xx/fd3_emit.c
View file

@ -573,9 +573,18 @@ fd3_emit_state(struct fd_context *ctx, struct fd_ringbuffer *ring,
for (i = 0; i < ARRAY_SIZE(blend->rb_mrt); i++) {
bool is_float = util_format_is_float(
pipe_surface_format(ctx->framebuffer.cbufs[i]));
bool is_int = util_format_is_pure_integer(
pipe_surface_format(ctx->framebuffer.cbufs[i]));
uint32_t control = blend->rb_mrt[i].control;
if (is_int) {
control &= (A3XX_RB_MRT_CONTROL_COMPONENT_ENABLE__MASK |
A3XX_RB_MRT_CONTROL_DITHER_MODE__MASK);
control |= A3XX_RB_MRT_CONTROL_ROP_CODE(ROP_COPY);
}
OUT_PKT0(ring, REG_A3XX_RB_MRT_CONTROL(i), 1);
OUT_RING(ring, blend->rb_mrt[i].control);
OUT_RING(ring, control);
OUT_PKT0(ring, REG_A3XX_RB_MRT_BLEND_CONTROL(i), 1);
OUT_RING(ring, blend->rb_mrt[i].blend_control |

5
src/gallium/drivers/freedreno/a3xx/fd3_screen.c
View file

@ -63,13 +63,16 @@ fd3_screen_is_format_supported(struct pipe_screen *pscreen,
if ((usage & (PIPE_BIND_RENDER_TARGET |
PIPE_BIND_DISPLAY_TARGET |
PIPE_BIND_SCANOUT |
PIPE_BIND_SHARED)) &&
PIPE_BIND_SHARED |
PIPE_BIND_BLENDABLE)) &&
(fd3_pipe2color(format) != ~0) &&
(fd3_pipe2tex(format) != ~0)) {
retval |= usage & (PIPE_BIND_RENDER_TARGET |
PIPE_BIND_DISPLAY_TARGET |
PIPE_BIND_SCANOUT |
PIPE_BIND_SHARED);
if (!util_format_is_pure_integer(format))
retval |= usage & PIPE_BIND_BLENDABLE;
}
if ((usage & PIPE_BIND_DEPTH_STENCIL) &&