Module: Mesa
Branch: master
Commit: e85bef8b128eef7ae549a95bac197601435da9cd
URL:    
http://cgit.freedesktop.org/mesa/mesa/commit/?id=e85bef8b128eef7ae549a95bac197601435da9cd

Author: Rob Clark <[email protected]>
Date:   Fri Apr 22 14:44:53 2016 -0400

freedreno/a4xx: fix encoding of blend color state

Fixes a whole bunch of dEQP-GLES3.functional.fragment_ops.random.* (now
they all pass)

Signed-off-by: Rob Clark <[email protected]>

---

 src/gallium/drivers/freedreno/a4xx/fd4_emit.c | 49 ++++++++-------------------
 1 file changed, 14 insertions(+), 35 deletions(-)

diff --git a/src/gallium/drivers/freedreno/a4xx/fd4_emit.c 
b/src/gallium/drivers/freedreno/a4xx/fd4_emit.c
index e984d9b..dbb9ad2 100644
--- a/src/gallium/drivers/freedreno/a4xx/fd4_emit.c
+++ b/src/gallium/drivers/freedreno/a4xx/fd4_emit.c
@@ -660,46 +660,25 @@ fd4_emit_state(struct fd_context *ctx, struct 
fd_ringbuffer *ring,
        if (dirty & (FD_DIRTY_BLEND_COLOR | FD_DIRTY_FRAMEBUFFER)) {
                struct pipe_blend_color *bcolor = &ctx->blend_color;
                struct pipe_framebuffer_state *pfb = &ctx->framebuffer;
-               float factor = 65535.0;
-               int i;
 
-               for (i = 0; i < pfb->nr_cbufs; i++) {
-                       enum pipe_format format = 
pipe_surface_format(pfb->cbufs[i]);
-                       const struct util_format_description *desc =
-                               util_format_description(format);
-                       int j;
-
-                       if (desc->is_mixed)
-                               continue;
-
-                       j = util_format_get_first_non_void_channel(format);
-                       if (j == -1)
-                               continue;
-
-                       if (desc->channel[j].size > 8 || 
!desc->channel[j].normalized ||
-                               desc->channel[j].pure_integer)
-                               continue;
-
-                       /* Just use the first unorm8/snorm8 render buffer. 
Can't keep
-                        * everyone happy.
-                        */
-                       if (desc->channel[j].type == UTIL_FORMAT_TYPE_SIGNED)
-                               factor = 32767.0;
-                       break;
-               }
+               /* TODO make this a state obj? */
 
                OUT_PKT0(ring, REG_A4XX_RB_BLEND_RED, 8);
-               OUT_RING(ring, A4XX_RB_BLEND_RED_UINT(bcolor->color[0] * 
factor) |
-                               A4XX_RB_BLEND_RED_FLOAT(bcolor->color[0]));
+               OUT_RING(ring, A4XX_RB_BLEND_RED_FLOAT(bcolor->color[0]) |
+                               A4XX_RB_BLEND_RED_UINT(bcolor->color[0] * 0xff) 
|
+                               A4XX_RB_BLEND_RED_SINT(bcolor->color[0] * 
0x7f));
                OUT_RING(ring, A4XX_RB_BLEND_RED_F32(bcolor->color[0]));
-               OUT_RING(ring, A4XX_RB_BLEND_GREEN_UINT(bcolor->color[1] * 
factor) |
-                               A4XX_RB_BLEND_GREEN_FLOAT(bcolor->color[1]));
-               OUT_RING(ring, A4XX_RB_BLEND_GREEN_F32(bcolor->color[1]));
-               OUT_RING(ring, A4XX_RB_BLEND_BLUE_UINT(bcolor->color[2] * 
factor) |
-                               A4XX_RB_BLEND_BLUE_FLOAT(bcolor->color[2]));
+               OUT_RING(ring, A4XX_RB_BLEND_GREEN_FLOAT(bcolor->color[1]) |
+                               A4XX_RB_BLEND_GREEN_UINT(bcolor->color[1] * 
0xff) |
+                               A4XX_RB_BLEND_GREEN_SINT(bcolor->color[1] * 
0x7f));
+               OUT_RING(ring, A4XX_RB_BLEND_RED_F32(bcolor->color[1]));
+               OUT_RING(ring, A4XX_RB_BLEND_BLUE_FLOAT(bcolor->color[2]) |
+                               A4XX_RB_BLEND_BLUE_UINT(bcolor->color[2] * 
0xff) |
+                               A4XX_RB_BLEND_BLUE_SINT(bcolor->color[2] * 
0x7f));
                OUT_RING(ring, A4XX_RB_BLEND_BLUE_F32(bcolor->color[2]));
-               OUT_RING(ring, A4XX_RB_BLEND_ALPHA_UINT(bcolor->color[3] * 
factor) |
-                               A4XX_RB_BLEND_ALPHA_FLOAT(bcolor->color[3]));
+               OUT_RING(ring, A4XX_RB_BLEND_ALPHA_FLOAT(bcolor->color[3]) |
+                               A4XX_RB_BLEND_ALPHA_UINT(bcolor->color[3] * 
0xff) |
+                               A4XX_RB_BLEND_ALPHA_SINT(bcolor->color[3] * 
0x7f));
                OUT_RING(ring, A4XX_RB_BLEND_ALPHA_F32(bcolor->color[3]));
        }
 

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