gallium/radeon: remove r600_atom::num_dw

Reviewed-by: Nicolai Hähnle <nicolai.haehnle@amd.com>

src/gallium/drivers/radeon/r600_pipe_common.h

@@ -480,7 +480,6 @@ struct r600_common_screen {
  * command stream. */
 struct r600_atom {
 	void (*emit)(struct r600_common_context *ctx, struct r600_atom *state);
-	unsigned		num_dw;
 	unsigned short		id;
 };
 
@@ -498,7 +497,6 @@ struct r600_so_target {
 struct r600_streamout {
 	struct r600_atom		begin_atom;
 	bool				begin_emitted;
-	unsigned			num_dw_for_end;
 
 	unsigned			enabled_mask;
 	unsigned			num_targets;

src/gallium/drivers/radeon/r600_query.c

@@ -1777,11 +1777,8 @@ static void r600_render_condition(struct pipe_context *ctx,
 {
 	struct r600_common_context *rctx = (struct r600_common_context *)ctx;
 	struct r600_query_hw *rquery = (struct r600_query_hw *)query;
-	struct r600_query_buffer *qbuf;
 	struct r600_atom *atom = &rctx->render_cond_atom;
 
-	/* Compute the size of SET_PREDICATION packets. */
-	atom->num_dw = 0;
 	if (query) {
 		bool needs_workaround = false;
 
@@ -1824,16 +1821,6 @@ static void r600_render_condition(struct pipe_context *ctx,
 
 			rctx->render_cond_force_off = old_force_off;
 		}
-
-		if (needs_workaround) {
-			atom->num_dw = 5;
-		} else {
-			for (qbuf = &rquery->buffer; qbuf; qbuf = qbuf->previous)
-				atom->num_dw += (qbuf->results_end / rquery->result_size) * 5;
-
-			if (rquery->b.type == PIPE_QUERY_SO_OVERFLOW_ANY_PREDICATE)
-				atom->num_dw *= R600_MAX_STREAMS;
-		}
 	}
 
 	rctx->render_cond = query;
@@ -1870,8 +1857,6 @@ static unsigned r600_queries_num_cs_dw_for_resuming(struct r600_common_context *
 		 */
 		num_dw += query->num_cs_dw_end;
 	}
-	/* primitives generated query */
-	num_dw += ctx->streamout.enable_atom.num_dw;
 	/* guess for ZPASS enable or PERFECT_ZPASS_COUNT enable updates */
 	num_dw += 13;
 

src/gallium/drivers/radeon/r600_streamout.c

@@ -76,26 +76,10 @@ static void r600_so_target_destroy(struct pipe_context *ctx,
 
 void si_streamout_buffers_dirty(struct r600_common_context *rctx)
 {
-	struct r600_atom *begin = &rctx->streamout.begin_atom;
-	unsigned num_bufs = util_bitcount(rctx->streamout.enabled_mask);
-	unsigned num_bufs_appended = util_bitcount(rctx->streamout.enabled_mask &
-						   rctx->streamout.append_bitmask);
-
-	if (!num_bufs)
+	if (!rctx->streamout.enabled_mask)
 		return;
 
-	rctx->streamout.num_dw_for_end =
-		12 + /* flush_vgt_streamout */
-		num_bufs * 11; /* STRMOUT_BUFFER_UPDATE, BUFFER_SIZE */
-
-	begin->num_dw = 12; /* flush_vgt_streamout */
-	begin->num_dw += num_bufs * 4; /* SET_CONTEXT_REG */
-	begin->num_dw +=
-		num_bufs_appended * 8 + /* STRMOUT_BUFFER_UPDATE */
-		(num_bufs - num_bufs_appended) * 6; + /* STRMOUT_BUFFER_UPDATE */
-
-	rctx->set_atom_dirty(rctx, begin, true);
-
+	rctx->set_atom_dirty(rctx, &rctx->streamout.begin_atom, true);
 	r600_set_streamout_enable(rctx, true);
 }
 
@@ -323,5 +307,4 @@ void si_streamout_init(struct r600_common_context *rctx)
 	rctx->b.stream_output_target_destroy = r600_so_target_destroy;
 	rctx->streamout.begin_atom.emit = r600_emit_streamout_begin;
 	rctx->streamout.enable_atom.emit = r600_emit_streamout_enable;
-	rctx->streamout.enable_atom.num_dw = 6;
 }

src/gallium/drivers/radeonsi/si_state_viewport.c

@@ -426,9 +426,6 @@ void si_init_viewport_functions(struct si_context *ctx)
 	ctx->scissors.atom.emit = si_emit_scissors;
 	ctx->viewports.atom.emit = si_emit_viewport_states;
 
-	ctx->scissors.atom.num_dw = (2 + 16 * 2) + 6;
-	ctx->viewports.atom.num_dw = 2 + 16 * 6;
-
 	ctx->b.b.set_scissor_states = si_set_scissor_states;
 	ctx->b.b.set_viewport_states = si_set_viewport_states;
 }