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panfrost: Draw the wallpaper when only depth/stencil bufs are cleared

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When only the depth/stencil bufs are cleared, we should make sure the
color content is reloaded into the tile buffers if we want to preserve
their content.

Signed-off-by: Boris Brezillon <boris.brezillon@collabora.com>
Reviewed-by: Alyssa Rosenzweig <alyssa.rosenzweig@collabora.com>
This commit is contained in:
Boris Brezillon 2019-09-20 08:55:54 +02:00
parent c138ca80d2
commit 71eda74f7c
4 changed files with 15 additions and 5 deletions
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1
.gitlab-ci/deqp-panfrost-t760-fails.txt
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@ -935,7 +935,6 @@ dEQP-GLES2.functional.fragment_ops.random.92 Fail
dEQP-GLES2.functional.fragment_ops.random.96 Fail
dEQP-GLES2.functional.fragment_ops.random.99 Fail
dEQP-GLES2.functional.fragment_ops.random.9 Fail
dEQP-GLES2.functional.polygon_offset.default_factor_1_slope Fail
dEQP-GLES2.functional.polygon_offset.default_render_with_units Fail
dEQP-GLES2.functional.polygon_offset.fixed16_factor_1_slope Fail
dEQP-GLES2.functional.polygon_offset.fixed16_render_with_units Fail

1
.gitlab-ci/deqp-panfrost-t860-fails.txt
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@ -714,7 +714,6 @@ dEQP-GLES2.functional.fragment_ops.random.75 Fail
dEQP-GLES2.functional.fragment_ops.random.81 Fail
dEQP-GLES2.functional.fragment_ops.random.87 Fail
dEQP-GLES2.functional.fragment_ops.random.96 Fail
dEQP-GLES2.functional.polygon_offset.default_factor_1_slope Fail
dEQP-GLES2.functional.polygon_offset.default_render_with_units Fail
dEQP-GLES2.functional.polygon_offset.fixed16_factor_1_slope Fail
dEQP-GLES2.functional.polygon_offset.fixed16_render_with_units Fail

2
src/gallium/drivers/panfrost/pan_context.c
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@ -1334,7 +1334,7 @@ panfrost_queue_draw(struct panfrost_context *ctx)
if (rasterizer_discard)
panfrost_scoreboard_queue_vertex_job(batch, vertex, FALSE);
else if (ctx->wallpaper_batch)
else if (ctx->wallpaper_batch && batch->first_tiler.gpu)
panfrost_scoreboard_queue_fused_job_prepend(batch, vertex, tiler);
else
panfrost_scoreboard_queue_fused_job(batch, vertex, tiler);

16
src/gallium/drivers/panfrost/pan_job.c
View File

@ -686,10 +686,23 @@ panfrost_batch_get_tiler_dummy(struct panfrost_batch *batch)
static void
panfrost_batch_draw_wallpaper(struct panfrost_batch *batch)
{
/* Color 0 is cleared, no need to draw the wallpaper.
* TODO: MRT wallpapers.
*/
if (batch->clear & PIPE_CLEAR_COLOR0)
return;
/* Nothing to reload? TODO: MRT wallpapers */
if (batch->key.cbufs[0] == NULL)
return;
/* No draw calls, and no clear on the depth/stencil bufs.
* Drawing the wallpaper would be useless.
*/
if (!batch->last_tiler.gpu &&
!(batch->clear & PIPE_CLEAR_DEPTHSTENCIL))
return;
/* Check if the buffer has any content on it worth preserving */
struct pipe_surface *surf = batch->key.cbufs[0];
@ -911,8 +924,7 @@ panfrost_batch_submit(struct panfrost_batch *batch)
goto out;
}
if (!batch->clear && batch->last_tiler.gpu)
panfrost_batch_draw_wallpaper(batch);
panfrost_batch_draw_wallpaper(batch);
panfrost_scoreboard_link_batch(batch);