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-rw-r--r--src/gallium/drivers/vc4/vc4_draw.c19
1 files changed, 10 insertions, 9 deletions
diff --git a/src/gallium/drivers/vc4/vc4_draw.c b/src/gallium/drivers/vc4/vc4_draw.c
index 46c42f14f84..87c8a5f99c6 100644
--- a/src/gallium/drivers/vc4/vc4_draw.c
+++ b/src/gallium/drivers/vc4/vc4_draw.c
@@ -32,6 +32,8 @@
#include "vc4_context.h"
#include "vc4_resource.h"
+#define VC4_HW_2116_COUNT 0x1ef0
+
static void
vc4_get_draw_cl_space(struct vc4_job *job, int vert_count)
{
@@ -108,7 +110,6 @@ vc4_start_draw(struct vc4_context *vc4)
VC4_PRIMITIVE_LIST_FORMAT_TYPE_TRIANGLES));
job->needs_flush = true;
- job->draw_calls_queued++;
job->draw_width = vc4->framebuffer.width;
job->draw_height = vc4->framebuffer.height;
@@ -264,12 +265,12 @@ vc4_emit_gl_shader_state(struct vc4_context *vc4,
* tiles with VC4_PACKET_RETURN_FROM_LIST.
*/
static void
-vc4_hw_2116_workaround(struct pipe_context *pctx)
+vc4_hw_2116_workaround(struct pipe_context *pctx, int vert_count)
{
struct vc4_context *vc4 = vc4_context(pctx);
struct vc4_job *job = vc4_get_job_for_fbo(vc4);
- if (job->draw_calls_queued == 0x1ef0) {
+ if (job->draw_calls_queued + vert_count / 65535 >= VC4_HW_2116_COUNT) {
perf_debug("Flushing batch due to HW-2116 workaround "
"(too many draw calls per scene\n");
vc4_job_submit(vc4, job);
@@ -294,7 +295,7 @@ vc4_draw_vbo(struct pipe_context *pctx, const struct pipe_draw_info *info)
vc4_predraw_check_textures(pctx, &vc4->verttex);
vc4_predraw_check_textures(pctx, &vc4->fragtex);
- vc4_hw_2116_workaround(pctx);
+ vc4_hw_2116_workaround(pctx, info->count);
struct vc4_job *job = vc4_get_job_for_fbo(vc4);
@@ -308,7 +309,6 @@ vc4_draw_vbo(struct pipe_context *pctx, const struct pipe_draw_info *info)
vc4_start_draw(vc4);
vc4_update_compiled_shaders(vc4, info->mode);
- uint32_t start_draw_calls_queued = job->draw_calls_queued;
vc4_emit_state(pctx);
if ((vc4->dirty & (VC4_DIRTY_VTXBUF |
@@ -362,6 +362,7 @@ vc4_draw_vbo(struct pipe_context *pctx, const struct pipe_draw_info *info)
cl_u32(&bcl, info->count);
cl_reloc(job, &job->bcl, &bcl, rsc->bo, offset);
cl_u32(&bcl, vc4->max_index);
+ job->draw_calls_queued++;
if (vc4->indexbuf.index_size == 4 || vc4->indexbuf.user_buffer)
pipe_resource_reference(&prsc, NULL);
@@ -430,6 +431,7 @@ vc4_draw_vbo(struct pipe_context *pctx, const struct pipe_draw_info *info)
cl_u8(&bcl, info->mode);
cl_u32(&bcl, this_count);
cl_u32(&bcl, start);
+ job->draw_calls_queued++;
count -= step;
extra_index_bias += start + step;
@@ -438,11 +440,10 @@ vc4_draw_vbo(struct pipe_context *pctx, const struct pipe_draw_info *info)
}
cl_end(&job->bcl, bcl);
- /* No flushes of the job should have happened between when we started
- * emitting state for our draw and when we just emitted our draw's
- * primitives.
+ /* We shouldn't have tripped the HW_2116 bug with the GFXH-515
+ * workaround.
*/
- assert(start_draw_calls_queued == job->draw_calls_queued);
+ assert(job->draw_calls_queued <= VC4_HW_2116_COUNT);
if (vc4->zsa && vc4->framebuffer.zsbuf) {
struct vc4_resource *rsc =