asahi: drop any_draws

Signed-off-by: Alyssa Rosenzweig <alyssa@rosenzweig.io>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/27616>

src/gallium/drivers/asahi/agx_batch.c

@@ -130,7 +130,6 @@ agx_batch_init(struct agx_context *ctx,
    batch->clear_stencil = 0;
    batch->varyings = 0;
    batch->geometry_state = 0;
-   batch->any_draws = false;
    batch->initialized = false;
    batch->draws = 0;
    agx_bo_unreference(batch->sampler_heap.bo);

src/gallium/drivers/asahi/agx_pipe.c

@@ -1288,7 +1288,7 @@ agx_flush_batch(struct agx_context *ctx, struct agx_batch *batch)
    assert(!agx_batch_is_submitted(batch));
 
    /* Make sure there's something to submit. */
-   if (!batch->clear && !batch->any_draws) {
+   if (!batch->clear) {
       agx_batch_reset(ctx, batch);
       return;
    }

src/gallium/drivers/asahi/agx_state.c

@@ -5128,8 +5128,6 @@ agx_draw_vbo(struct pipe_context *pctx, const struct pipe_draw_info *info,
       batch->resolve |= ctx->zs->store;
    }
 
-   batch->any_draws = true;
-
    /* When we approach the end of a command buffer, cycle it out for a new one.
     * We only need to do this once per draw as long as we conservatively
     * estimate the maximum bytes of VDM commands that this draw will emit.
@@ -5258,8 +5256,6 @@ agx_launch(struct agx_batch *batch, const struct pipe_grid_info *info,
    struct agx_context *ctx = batch->ctx;
    struct agx_device *dev = agx_device(ctx->base.screen);
 
-   batch->any_draws = true;
-
    /* To implement load_num_workgroups, the number of workgroups needs to be
     * available in GPU memory. This is either the indirect buffer, or just a
     * buffer we upload ourselves if not indirect.

src/gallium/drivers/asahi/agx_state.h

@@ -317,7 +317,6 @@ struct agx_batch {
 
    /* PIPE_CLEAR_* bitmask */
    uint32_t clear, draw, load, resolve;
-   bool any_draws;
    bool initialized;
 
    uint64_t uploaded_clear_color[PIPE_MAX_COLOR_BUFS];