rename testpat and fbtestpat

1 files changed, 881 insertions, 0 deletions

diff --git a/utils/kmstest.cpp b/utils/kmstest.cpp
new file mode 100644
index 0000000..ccddccb
--- /dev/null
+++ b/utils/kmstest.cpp
@@ -0,0 +1,881 @@
+#include <cstdio>
+#include <cstring>
+#include <algorithm>
+#include <regex>
+#include <set>
+#include <chrono>
+
+#include <sys/select.h>
+
+#include <kms++/kms++.h>
+#include <kms++/modedb.h>
+
+#include <kms++util/kms++util.h>
+
+using namespace std;
+using namespace kms;
+
+struct PlaneInfo
+{
+	Plane* plane;
+
+	unsigned x;
+	unsigned y;
+	unsigned w;
+	unsigned h;
+
+	vector<DumbFramebuffer*> fbs;
+};
+
+struct OutputInfo
+{
+	Connector* connector;
+
+	Crtc* crtc;
+	Plane* primary_plane;
+	Videomode mode;
+	bool user_set_crtc;
+	vector<DumbFramebuffer*> fbs;
+
+	vector<PlaneInfo> planes;
+};
+
+static bool s_use_dmt;
+static bool s_use_cea;
+static unsigned s_num_buffers = 1;
+static bool s_flip_mode;
+static bool s_flip_sync;
+
+static set<Crtc*> s_used_crtcs;
+static set<Plane*> s_used_planes;
+
+__attribute__ ((unused))
+static void print_regex_match(smatch sm)
+{
+	for (unsigned i = 0; i < sm.size(); ++i) {
+		string str = sm[i].str();
+		printf("%u: %s\n", i, str.c_str());
+	}
+}
+
+static void get_default_connector(Card& card, OutputInfo& output)
+{
+	output.connector = card.get_first_connected_connector();
+	output.mode = output.connector->get_default_mode();
+}
+
+static void parse_connector(Card& card, const string& str, OutputInfo& output)
+{
+	Connector* conn = resolve_connector(card, str);
+
+	if (!conn)
+		EXIT("No connector '%s'", str.c_str());
+
+	if (!conn->connected())
+		EXIT("Connector '%s' not connected", conn->fullname().c_str());
+
+	output.connector = conn;
+	output.mode = output.connector->get_default_mode();
+}
+
+static void get_default_crtc(Card& card, OutputInfo& output)
+{
+	Crtc* crtc = output.connector->get_current_crtc();
+
+	if (crtc && s_used_crtcs.find(crtc) == s_used_crtcs.end()) {
+		s_used_crtcs.insert(crtc);
+		output.crtc = crtc;
+		return;
+	}
+
+	for (const auto& possible : output.connector->get_possible_crtcs()) {
+		if (s_used_crtcs.find(possible) == s_used_crtcs.end()) {
+			s_used_crtcs.insert(possible);
+			output.crtc = possible;
+			return;
+		}
+	}
+
+	EXIT("Could not find available crtc");
+}
+
+static void parse_crtc(Card& card, const string& crtc_str, OutputInfo& output)
+{
+	// @12:1920x1200@60
+	const regex mode_re("(?:(@?)(\\d+):)?(?:(\\d+)x(\\d+)(i)?)(?:@([\\d\\.]+))?");
+
+	smatch sm;
+	if (!regex_match(crtc_str, sm, mode_re))
+		EXIT("Failed to parse crtc option '%s'", crtc_str.c_str());
+
+	if (sm[2].matched) {
+		bool use_id = sm[1].length() == 1;
+		unsigned num = stoul(sm[2].str());
+
+		if (use_id) {
+			Crtc* c = card.get_crtc(num);
+			if (!c)
+				EXIT("Bad crtc id '%u'", num);
+
+			output.crtc = c;
+		} else {
+			auto crtcs = card.get_crtcs();
+
+			if (num >= crtcs.size())
+				EXIT("Bad crtc number '%u'", num);
+
+			output.crtc = crtcs[num];
+		}
+	} else {
+		output.crtc = output.connector->get_current_crtc();
+	}
+
+	unsigned w = stoul(sm[3]);
+	unsigned h = stoul(sm[4]);
+	bool ilace = sm[5].matched ? true : false;
+	float refresh = sm[6].matched ? stof(sm[6]) : 0;
+
+	bool found_mode = false;
+
+	try {
+		output.mode = output.connector->get_mode(w, h, refresh, ilace);
+		found_mode = true;
+	} catch (exception& e) { }
+
+	if (!found_mode && s_use_dmt) {
+		try {
+			output.mode = find_dmt(w, h, refresh, ilace);
+			found_mode = true;
+			printf("Found mode from DMT\n");
+		} catch (exception& e) { }
+	}
+
+	if (!found_mode && s_use_cea) {
+		try {
+			output.mode = find_cea(w, h, refresh, ilace);
+			found_mode = true;
+			printf("Found mode from CEA\n");
+		} catch (exception& e) { }
+	}
+
+	if (!found_mode)
+		throw invalid_argument("Mode not found");
+}
+
+static void parse_plane(Card& card, const string& plane_str, const OutputInfo& output, PlaneInfo& pinfo)
+{
+	// 3:400,400-400x400
+	const regex plane_re("(?:(@?)(\\d+):)?(?:(\\d+),(\\d+)-)?(\\d+)x(\\d+)");
+
+	smatch sm;
+	if (!regex_match(plane_str, sm, plane_re))
+		EXIT("Failed to parse plane option '%s'", plane_str.c_str());
+
+	if (sm[2].matched) {
+		bool use_id = sm[1].length() == 1;
+		unsigned num = stoul(sm[2].str());
+
+		if (use_id) {
+			Plane* p = card.get_plane(num);
+			if (!p)
+				EXIT("Bad plane id '%u'", num);
+
+			pinfo.plane = p;
+		} else {
+			auto planes = card.get_planes();
+
+			if (num >= planes.size())
+				EXIT("Bad plane number '%u'", num);
+
+			pinfo.plane = planes[num];
+		}
+	} else {
+		for (Plane* p : output.crtc->get_possible_planes()) {
+			if (s_used_planes.find(p) != s_used_planes.end())
+				continue;
+
+			if (p->plane_type() != PlaneType::Overlay)
+				continue;
+
+			pinfo.plane = p;
+		}
+
+		if (!pinfo.plane)
+			EXIT("Failed to find available plane");
+	}
+
+	s_used_planes.insert(pinfo.plane);
+
+	pinfo.w = stoul(sm[5]);
+	pinfo.h = stoul(sm[6]);
+
+	if (sm[3].matched)
+		pinfo.x = stoul(sm[3]);
+	else
+		pinfo.x = output.mode.hdisplay / 2 - pinfo.w / 2;
+
+	if (sm[4].matched)
+		pinfo.y = stoul(sm[4]);
+	else
+		pinfo.y = output.mode.vdisplay / 2 - pinfo.h / 2;
+}
+
+static vector<DumbFramebuffer*> get_default_fb(Card& card, unsigned width, unsigned height)
+{
+	vector<DumbFramebuffer*> v;
+
+	for (unsigned i = 0; i < s_num_buffers; ++i)
+		v.push_back(new DumbFramebuffer(card, width, height, PixelFormat::XRGB8888));
+
+	return v;
+}
+
+static vector<DumbFramebuffer*> parse_fb(Card& card, const string& fb_str, unsigned def_w, unsigned def_h)
+{
+	unsigned w = def_w;
+	unsigned h = def_h;
+	PixelFormat format = PixelFormat::XRGB8888;
+
+	if (!fb_str.empty()) {
+		// XXX the regexp is not quite correct
+		// 400x400-NV12
+		const regex fb_re("(?:(\\d+)x(\\d+))?(?:-)?(\\w\\w\\w\\w)?");
+
+		smatch sm;
+		if (!regex_match(fb_str, sm, fb_re))
+			EXIT("Failed to parse fb option '%s'", fb_str.c_str());
+
+		if (sm[1].matched)
+			w = stoul(sm[1]);
+		if (sm[2].matched)
+			h = stoul(sm[2]);
+		if (sm[3].matched)
+			format = FourCCToPixelFormat(sm[3]);
+	}
+
+	vector<DumbFramebuffer*> v;
+
+	for (unsigned i = 0; i < s_num_buffers; ++i)
+		v.push_back(new DumbFramebuffer(card, w, h, format));
+
+	return v;
+}
+
+static const char* usage_str =
+		"Usage: testpat [OPTION]...\n\n"
+		"Show a test pattern on a display or plane\n\n"
+		"Options:\n"
+		"      --device=DEVICE       DEVICE is the path to DRM card to open\n"
+		"  -c, --connector=CONN      CONN is <connector>\n"
+		"  -r, --crtc=CRTC           CRTC is [<crtc>:]<w>x<h>[@<Hz>]\n"
+		"  -p, --plane=PLANE         PLANE is [<plane>:][<x>,<y>-]<w>x<h>\n"
+		"  -f, --fb=FB               FB is [<w>x<h>][-][<4cc>]\n"
+		"      --dmt                 Search for the given mode from DMT tables\n"
+		"      --cea                 Search for the given mode from CEA tables\n"
+		"      --flip                Do page flipping for each output\n"
+		"      --sync                Synchronize page flipping\n"
+		"\n"
+		"<connector>, <crtc> and <plane> can be given by index (<idx>) or id (<id>).\n"
+		"<connector> can also be given by name.\n"
+		"\n"
+		"Options can be given multiple times to set up multiple displays or planes.\n"
+		"Options may apply to previous options, e.g. a plane will be set on a crtc set in\n"
+		"an earlier option.\n"
+		"If you omit parameters, testpat tries to guess what you mean\n"
+		"\n"
+		"Examples:\n"
+		"\n"
+		"Set eDP-1 mode to 1920x1080@60, show XR24 framebuffer on the crtc, and a 400x400 XB24 plane:\n"
+		"    testpat -c eDP-1 -r 1920x1080@60 -f XR24 -p 400x400 -f XB24\n\n"
+		"XR24 framebuffer on first connected connector in the default mode:\n"
+		"    testpat -f XR24\n\n"
+		"XR24 framebuffer on a 400x400 plane on the first connected connector in the default mode:\n"
+		"    testpat -p 400x400 -f XR24\n\n"
+		"Test pattern on the second connector with default mode:\n"
+		"    testpat -c 1\n"
+		;
+
+static void usage()
+{
+	puts(usage_str);
+}
+
+enum class ObjectType
+{
+	Connector,
+	Crtc,
+	Plane,
+	Framebuffer,
+};
+
+struct Arg
+{
+	ObjectType type;
+	string arg;
+};
+
+static string s_device_path = "/dev/dri/card0";
+
+static vector<Arg> parse_cmdline(int argc, char **argv)
+{
+	vector<Arg> args;
+
+	OptionSet optionset = {
+		Option("|device=",
+		[&](string s)
+		{
+			s_device_path = s;
+		}),
+		Option("c|connector=",
+		[&](string s)
+		{
+			args.push_back(Arg { ObjectType::Connector, s });
+		}),
+		Option("r|crtc=", [&](string s)
+		{
+			args.push_back(Arg { ObjectType::Crtc, s });
+		}),
+		Option("p|plane=", [&](string s)
+		{
+			args.push_back(Arg { ObjectType::Plane, s });
+		}),
+		Option("f|fb=", [&](string s)
+		{
+			args.push_back(Arg { ObjectType::Framebuffer, s });
+		}),
+		Option("|dmt", []()
+		{
+			s_use_dmt = true;
+		}),
+		Option("|cea", []()
+		{
+			s_use_cea = true;
+		}),
+		Option("|flip", []()
+		{
+			s_flip_mode = true;
+			s_num_buffers = 2;
+		}),
+		Option("|sync", []()
+		{
+			s_flip_sync = true;
+		}),
+		Option("h|help", [&]()
+		{
+			usage();
+			exit(-1);
+		}),
+	};
+
+	optionset.parse(argc, argv);
+
+	if (optionset.params().size() > 0) {
+		usage();
+		exit(-1);
+	}
+
+	return args;
+}
+
+static vector<OutputInfo> setups_to_outputs(Card& card, const vector<Arg>& output_args)
+{
+	vector<OutputInfo> outputs;
+
+	if (output_args.size() == 0) {
+		// no output args, show a pattern on all screens
+		for (auto& pipe : card.get_connected_pipelines()) {
+			OutputInfo output = { };
+			output.connector = pipe.connector;
+			output.crtc = pipe.crtc;
+			output.mode = output.connector->get_default_mode();
+
+			output.fbs = get_default_fb(card, output.mode.hdisplay, output.mode.vdisplay);
+
+			outputs.push_back(output);
+		}
+
+		return outputs;
+	}
+
+	OutputInfo* current_output = 0;
+	PlaneInfo* current_plane = 0;
+
+	for (auto& arg : output_args) {
+		switch (arg.type) {
+		case ObjectType::Connector:
+		{
+			outputs.push_back(OutputInfo { });
+			current_output = &outputs.back();
+
+			parse_connector(card, arg.arg, *current_output);
+			current_plane = 0;
+
+			break;
+		}
+
+		case ObjectType::Crtc:
+		{
+			if (!current_output) {
+				outputs.push_back(OutputInfo { });
+				current_output = &outputs.back();
+			}
+
+			if (!current_output->connector)
+				get_default_connector(card, *current_output);
+
+			parse_crtc(card, arg.arg, *current_output);
+
+			current_output->user_set_crtc = true;
+
+			current_plane = 0;
+
+			break;
+		}
+
+		case ObjectType::Plane:
+		{
+			if (!current_output) {
+				outputs.push_back(OutputInfo { });
+				current_output = &outputs.back();
+			}
+
+			if (!current_output->connector)
+				get_default_connector(card, *current_output);
+
+			if (!current_output->crtc)
+				get_default_crtc(card, *current_output);
+
+			current_output->planes.push_back(PlaneInfo { });
+			current_plane = &current_output->planes.back();
+
+			parse_plane(card, arg.arg, *current_output, *current_plane);
+
+			break;
+		}
+
+		case ObjectType::Framebuffer:
+		{
+			if (!current_output) {
+				outputs.push_back(OutputInfo { });
+				current_output = &outputs.back();
+			}
+
+			if (!current_output->connector)
+				get_default_connector(card, *current_output);
+
+			if (!current_output->crtc)
+				get_default_crtc(card, *current_output);
+
+			int def_w, def_h;
+
+			if (current_plane) {
+				def_w = current_plane->w;
+				def_h = current_plane->h;
+			} else {
+				def_w = current_output->mode.hdisplay;
+				def_h = current_output->mode.vdisplay;
+			}
+
+			auto fbs = parse_fb(card, arg.arg, def_w, def_h);
+
+			if (current_plane)
+				current_plane->fbs = fbs;
+			else
+				current_output->fbs = fbs;
+
+			break;
+		}
+		}
+	}
+
+	// create default framebuffers if needed
+	for (OutputInfo& o : outputs) {
+		if (!o.crtc) {
+			get_default_crtc(card, *current_output);
+			o.user_set_crtc = true;
+		}
+
+		if (o.fbs.empty() && o.user_set_crtc)
+			o.fbs = get_default_fb(card, o.mode.hdisplay, o.mode.vdisplay);
+
+		for (PlaneInfo &p : o.planes) {
+			if (p.fbs.empty())
+				p.fbs = get_default_fb(card, p.w, p.h);
+		}
+	}
+
+	return outputs;
+}
+
+static std::string videomode_to_string(const Videomode& m)
+{
+	string h = sformat("%u/%u/%u/%u", m.hdisplay, m.hfp(), m.hsw(), m.hbp());
+	string v = sformat("%u/%u/%u/%u", m.vdisplay, m.vfp(), m.vsw(), m.vbp());
+
+	return sformat("%s %.3f %s %s %u (%.2f) %#x %#x",
+		       m.name.c_str(),
+		       m.clock / 1000.0,
+		       h.c_str(), v.c_str(),
+		       m.vrefresh, m.calculated_vrefresh(),
+		       m.flags,
+		       m.type);
+}
+
+static void print_outputs(const vector<OutputInfo>& outputs)
+{
+	for (unsigned i = 0; i < outputs.size(); ++i) {
+		const OutputInfo& o = outputs[i];
+
+		printf("Connector %u/@%u: %s\n", o.connector->idx(), o.connector->id(),
+		       o.connector->fullname().c_str());
+		printf("  Crtc %u/@%u", o.crtc->idx(), o.crtc->id());
+		if (o.primary_plane)
+			printf(" (plane %u/@%u)", o.primary_plane->idx(), o.primary_plane->id());
+		printf(": %s\n", videomode_to_string(o.mode).c_str());
+		if (!o.fbs.empty()) {
+			auto fb = o.fbs[0];
+			printf("    Fb %u %ux%u-%s\n", fb->id(), fb->width(), fb->height(),
+			       PixelFormatToFourCC(fb->format()).c_str());
+		}
+
+		for (unsigned j = 0; j < o.planes.size(); ++j) {
+			const PlaneInfo& p = o.planes[j];
+			auto fb = p.fbs[0];
+			printf("  Plane %u/@%u: %u,%u-%ux%u\n", p.plane->idx(), p.plane->id(),
+			       p.x, p.y, p.w, p.h);
+			printf("    Fb %u %ux%u-%s\n", fb->id(), fb->width(), fb->height(),
+			       PixelFormatToFourCC(fb->format()).c_str());
+		}
+	}
+}
+
+static void draw_test_patterns(const vector<OutputInfo>& outputs)
+{
+	for (const OutputInfo& o : outputs) {
+		for (auto fb : o.fbs)
+			draw_test_pattern(*fb);
+
+		for (const PlaneInfo& p : o.planes)
+			for (auto fb : p.fbs)
+				draw_test_pattern(*fb);
+	}
+}
+
+static void set_crtcs_n_planes_legacy(Card& card, const vector<OutputInfo>& outputs)
+{
+	for (const OutputInfo& o : outputs) {
+		auto conn = o.connector;
+		auto crtc = o.crtc;
+
+		if (!o.fbs.empty()) {
+			auto fb = o.fbs[0];
+			int r = crtc->set_mode(conn, *fb, o.mode);
+			if (r)
+				printf("crtc->set_mode() failed for crtc %u: %s\n",
+				       crtc->id(), strerror(-r));
+		}
+
+		for (const PlaneInfo& p : o.planes) {
+			auto fb = p.fbs[0];
+			int r = crtc->set_plane(p.plane, *fb,
+						p.x, p.y, p.w, p.h,
+						0, 0, fb->width(), fb->height());
+			if (r)
+				printf("crtc->set_plane() failed for plane %u: %s\n",
+				       p.plane->id(), strerror(-r));
+		}
+	}
+}
+
+static void set_crtcs_n_planes(Card& card, const vector<OutputInfo>& outputs)
+{
+	// Keep blobs here so that we keep ref to them until we have committed the req
+	vector<unique_ptr<Blob>> blobs;
+
+	AtomicReq req(card);
+
+	for (const OutputInfo& o : outputs) {
+		auto conn = o.connector;
+		auto crtc = o.crtc;
+
+		if (!o.fbs.empty()) {
+			auto fb = o.fbs[0];
+
+			blobs.emplace_back(o.mode.to_blob(card));
+			Blob* mode_blob = blobs.back().get();
+
+			req.add(conn, {
+					{ "CRTC_ID", crtc->id() },
+				});
+
+			req.add(crtc, {
+					{ "ACTIVE", 1 },
+					{ "MODE_ID", mode_blob->id() },
+				});
+
+			req.add(o.primary_plane, {
+					{ "FB_ID", fb->id() },
+					{ "CRTC_ID", crtc->id() },
+					{ "SRC_X", 0 << 16 },
+					{ "SRC_Y", 0 << 16 },
+					{ "SRC_W", fb->width() << 16 },
+					{ "SRC_H", fb->height() << 16 },
+					{ "CRTC_X", 0 },
+					{ "CRTC_Y", 0 },
+					{ "CRTC_W", fb->width() },
+					{ "CRTC_H", fb->height() },
+				});
+		}
+
+		for (const PlaneInfo& p : o.planes) {
+			auto fb = p.fbs[0];
+
+			req.add(p.plane, {
+					{ "FB_ID", fb->id() },
+					{ "CRTC_ID", crtc->id() },
+					{ "SRC_X", 0 << 16 },
+					{ "SRC_Y", 0 << 16 },
+					{ "SRC_W", fb->width() << 16 },
+					{ "SRC_H", fb->height() << 16 },
+					{ "CRTC_X", p.x },
+					{ "CRTC_Y", p.y },
+					{ "CRTC_W", p.w },
+					{ "CRTC_H", p.h },
+				});
+		}
+	}
+
+	int r;
+
+	r = req.test(true);
+	if (r)
+		EXIT("Atomic test failed: %d\n", r);
+
+	r = req.commit_sync(true);
+	if (r)
+		EXIT("Atomic commit failed: %d\n", r);
+}
+
+class FlipState : private PageFlipHandlerBase
+{
+public:
+	FlipState(Card& card, const string& name, vector<const OutputInfo*> outputs)
+		: m_card(card), m_name(name), m_outputs(outputs)
+	{
+	}
+
+	void start_flipping()
+	{
+		m_prev_frame = m_prev_print = std::chrono::steady_clock::now();
+		m_slowest_frame = std::chrono::duration<float>::min();
+		m_frame_num = 0;
+		queue_next();
+	}
+
+private:
+	void handle_page_flip(uint32_t frame, double time)
+	{
+		m_frame_num++;
+
+		auto now = std::chrono::steady_clock::now();
+
+		std::chrono::duration<float> diff = now - m_prev_frame;
+		if (diff > m_slowest_frame)
+			m_slowest_frame = diff;
+
+		if (m_frame_num  % 100 == 0) {
+			std::chrono::duration<float> fsec = now - m_prev_print;
+			printf("Connector %s: fps %f, slowest %.2f ms\n",
+			       m_name.c_str(),
+			       100.0 / fsec.count(),
+			       m_slowest_frame.count() * 1000);
+			m_prev_print = now;
+			m_slowest_frame = std::chrono::duration<float>::min();
+		}
+
+		m_prev_frame = now;
+
+		queue_next();
+	}
+
+	static unsigned get_bar_pos(DumbFramebuffer* fb, unsigned frame_num)
+	{
+		return (frame_num * bar_speed) % (fb->width() - bar_width + 1);
+	}
+
+	static void draw_bar(DumbFramebuffer* fb, unsigned frame_num)
+	{
+		int old_xpos = frame_num < s_num_buffers ? -1 : get_bar_pos(fb, frame_num - s_num_buffers);
+		int new_xpos = get_bar_pos(fb, frame_num);
+
+		draw_color_bar(*fb, old_xpos, new_xpos, bar_width);
+		draw_text(*fb, fb->width() / 2, 0, to_string(frame_num), RGB(255, 255, 255));
+	}
+
+	static void do_flip_output(AtomicReq& req, unsigned frame_num, const OutputInfo& o)
+	{
+		unsigned cur = frame_num % s_num_buffers;
+
+		if (!o.fbs.empty()) {
+			auto fb = o.fbs[cur];
+
+			draw_bar(fb, frame_num);
+
+			req.add(o.primary_plane, {
+					{ "FB_ID", fb->id() },
+				});
+		}
+
+		for (const PlaneInfo& p : o.planes) {
+			auto fb = p.fbs[cur];
+
+			draw_bar(fb, frame_num);
+
+			req.add(p.plane, {
+					{ "FB_ID", fb->id() },
+				});
+		}
+	}
+
+	void do_flip_output_legacy(unsigned frame_num, const OutputInfo& o)
+	{
+		unsigned cur = frame_num % s_num_buffers;
+
+		if (!o.fbs.empty()) {
+			auto fb = o.fbs[cur];
+
+			draw_bar(fb, frame_num);
+
+			int r = o.crtc->page_flip(*fb, this);
+			ASSERT(r == 0);
+		}
+
+		for (const PlaneInfo& p : o.planes) {
+			auto fb = p.fbs[cur];
+
+			draw_bar(fb, frame_num);
+
+			int r = o.crtc->set_plane(p.plane, *fb,
+						  p.x, p.y, p.w, p.h,
+						  0, 0, fb->width(), fb->height());
+			ASSERT(r == 0);
+		}
+	}
+
+	void queue_next()
+	{
+		if (m_card.has_atomic()) {
+			AtomicReq req(m_card);
+
+			for (auto o : m_outputs)
+				do_flip_output(req, m_frame_num, *o);
+
+			int r = req.commit(this);
+			if (r)
+				EXIT("Flip commit failed: %d\n", r);
+		} else {
+			ASSERT(m_outputs.size() == 1);
+			do_flip_output_legacy(m_frame_num, *m_outputs[0]);
+		}
+	}
+
+	Card& m_card;
+	string m_name;
+	vector<const OutputInfo*> m_outputs;
+	unsigned m_frame_num;
+
+	chrono::steady_clock::time_point m_prev_print;
+	chrono::steady_clock::time_point m_prev_frame;
+	chrono::duration<float> m_slowest_frame;
+
+	static const unsigned bar_width = 20;
+	static const unsigned bar_speed = 8;
+};
+
+static void main_flip(Card& card, const vector<OutputInfo>& outputs)
+{
+	fd_set fds;
+
+	FD_ZERO(&fds);
+
+	int fd = card.fd();
+
+	vector<unique_ptr<FlipState>> flipstates;
+
+	if (!s_flip_sync) {
+		for (const OutputInfo& o : outputs) {
+			auto fs = unique_ptr<FlipState>(new FlipState(card, to_string(o.connector->idx()), { &o }));
+			flipstates.push_back(move(fs));
+		}
+	} else {
+		vector<const OutputInfo*> ois;
+
+		string name;
+		for (const OutputInfo& o : outputs) {
+			name += to_string(o.connector->idx()) + ",";
+			ois.push_back(&o);
+		}
+
+		auto fs = unique_ptr<FlipState>(new FlipState(card, name, ois));
+		flipstates.push_back(move(fs));
+	}
+
+	for (unique_ptr<FlipState>& fs : flipstates)
+		fs->start_flipping();
+
+	while (true) {
+		int r;
+
+		FD_SET(0, &fds);
+		FD_SET(fd, &fds);
+
+		r = select(fd + 1, &fds, NULL, NULL, NULL);
+		if (r < 0) {
+			fprintf(stderr, "select() failed with %d: %m\n", errno);
+			break;
+		} else if (FD_ISSET(0, &fds)) {
+			fprintf(stderr, "Exit due to user-input\n");
+			break;
+		} else if (FD_ISSET(fd, &fds)) {
+			card.call_page_flip_handlers();
+		}
+	}
+}
+
+int main(int argc, char **argv)
+{
+	vector<Arg> output_args = parse_cmdline(argc, argv);
+
+	Card card(s_device_path);
+
+	if (!card.has_atomic() && s_flip_sync)
+		EXIT("Synchronized flipping requires atomic modesetting");
+
+	vector<OutputInfo> outputs = setups_to_outputs(card, output_args);
+
+	if (card.has_atomic()) {
+		for (OutputInfo& o : outputs) {
+			o.primary_plane = o.crtc->get_primary_plane();
+
+			if (!o.fbs.empty() && !o.primary_plane)
+				EXIT("Could not get primary plane for crtc '%u'", o.crtc->id());
+		}
+	}
+
+	if (!s_flip_mode)
+		draw_test_patterns(outputs);
+
+	print_outputs(outputs);
+
+	if (card.has_atomic())
+		set_crtcs_n_planes(card, outputs);
+	else
+		set_crtcs_n_planes_legacy(card, outputs);
+
+	printf("press enter to exit\n");
+
+	if (s_flip_mode)
+		main_flip(card, outputs);
+	else
+		getchar();
+}