demos: remove

The igt testcase themselves contain plenty of demos, libdrm
also contains a bunch of demos, this here just bitrots.

So let's remove it.

v2: Rebase.

v3: Also delete demos/Makefile from configure.ac. This broke clean
builds starting with autogen.sh.

Acked-by: Jani Nikula <jani.nikula@intel.com>
Acked-by: Arkadiusz Hiler <arkadiusz.hiler@intel.com>
Acked-by: Petri Latvala <petri.latvala@intel.com>
Acked-by: Daniel Stone <daniels@collabora.com>
Acked-by: Radoslaw Szwichtenberg <radoslaw.szwichtenberg@intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>

6 files changed, 1 insertions, 1002 deletions

diff --git a/Makefile.am b/Makefile.am
index 60168628..8c254027 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -36,7 +36,7 @@ if BUILD_SHADER_DEBUGGER
 SUBDIRS += debugger
 endif
 
-SUBDIRS += overlay demos benchmarks
+SUBDIRS += overlay benchmarks
 endif
 
 SUBDIRS += docs
diff --git a/configure.ac b/configure.ac
index 41ec4d26..c78f5194 100644
--- a/configure.ac
+++ b/configure.ac
@@ -402,7 +402,6 @@ AC_SUBST(REGISTER_FILES)
 AC_CONFIG_FILES([
 		 Makefile
 		 benchmarks/Makefile
-		 demos/Makefile
 		 docs/Makefile
 		 docs/reference/Makefile
 		 docs/reference/intel-gpu-tools/Makefile
diff --git a/demos/.gitignore b/demos/.gitignore
deleted file mode 100644
index cd80b0b5..00000000
--- a/demos/.gitignore
+++ /dev/null
@@ -1 +0,0 @@
-intel_sprite_on
diff --git a/demos/Android.mk b/demos/Android.mk
deleted file mode 100644
index 1f50fdcb..00000000
--- a/demos/Android.mk
+++ /dev/null
@@ -1,32 +0,0 @@
-LOCAL_PATH := $(call my-dir)
-
-#================#
-
-include $(CLEAR_VARS)
-
-LOCAL_SRC_FILES := $(demos_prog_lists)
-
-ifeq ($(HAVE_LIBDRM_INTEL),true)
-    LOCAL_SRC_FILES += $(LIBDRM_INTEL_BIN)
-endif
-
-LOCAL_CFLAGS += -DHAVE_TERMIOS_H
-LOCAL_CFLAGS += -DANDROID -UNDEBUG
-LOCAL_CFLAGS += -std=gnu99
-# Excessive complaining for established cases. Rely on the Linux version warnings.
-LOCAL_CFLAGS += -Wno-sign-compare
-
-LOCAL_C_INCLUDES = $(LOCAL_PATH)/../lib \
-                   $(LOCAL_PATH)/../lib/stubs/drm/
-
-LOCAL_MODULE := intel_sprite_on
-
-LOCAL_MODULE_TAGS := optional
-
-LOCAL_STATIC_LIBRARIES := libintel_gpu_tools
-
-LOCAL_SHARED_LIBRARIES := libdrm
-
-include $(BUILD_EXECUTABLE)
-
-#================#
diff --git a/demos/Makefile.sources b/demos/Makefile.sources
deleted file mode 100644
index aea363f9..00000000
--- a/demos/Makefile.sources
+++ /dev/null
@@ -1,7 +0,0 @@
-demos_prog_list =		\
-	$(NULL)
-
-LIBDRM_INTEL_BIN =		\
-	intel_sprite_on		\
-	$(NULL)
-
diff --git a/demos/intel_sprite_on.c b/demos/intel_sprite_on.c
deleted file mode 100644
index a3ece099..00000000
--- a/demos/intel_sprite_on.c
+++ /dev/null
@@ -1,960 +0,0 @@
-/*
- * Copyright © 2012 Intel Corporation
- *
- * Permission is hereby granted, free of charge, to any person obtaining a
- * copy of this software and associated documentation files (the "Software"),
- * to deal in the Software without restriction, including without limitation
- * the rights to use, copy, modify, merge, publish, distribute, sublicense,
- * and/or sell copies of the Software, and to permit persons to whom the
- * Software is furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice (including the next
- * paragraph) shall be included in all copies or substantial portions of the
- * Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
- * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
- * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
- * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
- * IN THE SOFTWARE.
- *
- *
- * Author:
- *   Armin Reese <armin.c.reese@intel.com>
- */
-
-/*
- * This program is intended for testing sprite functionality.
- */
-#include <assert.h>
-#include <errno.h>
-#include <math.h>
-#include <stdint.h>
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-#include <unistd.h>
-#include <termios.h>
-#include <sys/time.h>
-#include <sys/poll.h>
-#include <sys/time.h>
-#include <sys/mman.h>
-#include <sys/ioctl.h>
-
-#include "i915_drm.h"
-#include "drmtest.h"
-#include "igt_kms.h"
-
-#include "ioctl_wrappers.h"
-
-/*
- * Mode setting with the kernel interfaces is a bit of a chore.
- * First you have to find the connector in question and make sure the
- * requested mode is available.
- * Then you need to find the encoder attached to that connector so you
- * can bind it with a free crtc.
- */
-struct connector {
-	uint32_t            id;
-	int                 mode_valid;
-	drmModeModeInfo     mode;
-	drmModeEncoder      *encoder;
-	drmModeConnector    *connector;
-	int                 crtc;
-	int                 pipe;
-};
-
-static void dump_mode(drmModeModeInfo *mode)
-{
-	printf("  %s %d %d %d %d %d %d %d %d %d 0x%x 0x%x %d\n",
-		mode->name,
-		mode->vrefresh,
-		mode->hdisplay,
-		mode->hsync_start,
-		mode->hsync_end,
-		mode->htotal,
-		mode->vdisplay,
-		mode->vsync_start,
-		mode->vsync_end,
-		mode->vtotal,
-		mode->flags,
-		mode->type,
-		mode->clock);
-}
-
-static void dump_connectors(int gfx_fd, drmModeRes *resources)
-{
-	int i, j;
-
-	printf("Connectors:\n");
-	printf("id\tencoder\tstatus\t\ttype\tsize (mm)\tmodes\n");
-	for (i = 0; i < resources->count_connectors; i++) {
-		drmModeConnector *connector;
-
-		connector = drmModeGetConnector(gfx_fd, resources->connectors[i]);
-		if (!connector) {
-			printf("could not get connector %i: %s\n",
-					resources->connectors[i], strerror(errno));
-			continue;
-		}
-
-		printf("%d\t%d\t%s\t%s\t%dx%d\t\t%d\n",
-			connector->connector_id,
-			connector->encoder_id,
-			kmstest_connector_status_str(connector->connection),
-			kmstest_connector_type_str(connector->connector_type),
-			connector->mmWidth, connector->mmHeight,
-			connector->count_modes);
-
-		if (!connector->count_modes)
-			continue;
-
-		printf("  modes:\n");
-		printf("  name refresh (Hz) hdisp hss hse htot vdisp vss vse vtot flags type clock\n");
-		for (j = 0; j < connector->count_modes; j++)
-			dump_mode(&connector->modes[j]);
-
-		drmModeFreeConnector(connector);
-	}
-	printf("\n");
-}
-
-static void dump_crtcs(int gfx_fd, drmModeRes *resources)
-{
-	int i;
-
-	printf("CRTCs:\n");
-	printf("id\tfb\tpos\tsize\n");
-	for (i = 0; i < resources->count_crtcs; i++) {
-		drmModeCrtc *crtc;
-
-		crtc = drmModeGetCrtc(gfx_fd, resources->crtcs[i]);
-		if (!crtc) {
-			printf("could not get crtc %i: %s\n",
-				resources->crtcs[i],
-				strerror(errno));
-			continue;
-		}
-		printf("%d\t%d\t(%d,%d)\t(%dx%d)\n",
-			crtc->crtc_id,
-			crtc->buffer_id,
-			crtc->x, crtc->y,
-			crtc->width, crtc->height);
-		dump_mode(&crtc->mode);
-
-		drmModeFreeCrtc(crtc);
-	}
-	printf("\n");
-}
-
-static void dump_planes(int gfx_fd, drmModeRes *resources)
-{
-	drmModePlaneRes             *plane_resources;
-	drmModePlane                *ovr;
-	int i;
-
-	plane_resources = drmModeGetPlaneResources(gfx_fd);
-	if (!plane_resources) {
-		printf("drmModeGetPlaneResources failed: %s\n",
-			strerror(errno));
-		return;
-	}
-
-	printf("Planes:\n");
-	printf("id\tcrtc\tfb\tCRTC x,y\tx,y\tgamma size\n");
-	for (i = 0; i < plane_resources->count_planes; i++) {
-		ovr = drmModeGetPlane(gfx_fd, plane_resources->planes[i]);
-		if (!ovr) {
-			printf("drmModeGetPlane failed: %s\n",
-				strerror(errno));
-			continue;
-		}
-
-		printf("%d\t%d\t%d\t%d,%d\t\t%d,%d\t%d\n",
-			ovr->plane_id, ovr->crtc_id, ovr->fb_id,
-			ovr->crtc_x, ovr->crtc_y, ovr->x, ovr->y,
-			ovr->gamma_size);
-
-		drmModeFreePlane(ovr);
-	}
-	printf("\n");
-
-	return;
-}
-
-static void connector_find_preferred_mode(int gfx_fd,
-					  drmModeRes *gfx_resources,
-					  struct connector *c)
-{
-	drmModeConnector *connector;
-	drmModeEncoder *encoder = NULL;
-	int i, j;
-
-	/* First, find the connector & mode */
-	c->mode_valid = 0;
-	connector = drmModeGetConnector(gfx_fd, c->id);
-	if (!connector) {
-		printf("could not get connector %d: %s\n",
-			c->id,
-			strerror(errno));
-		drmModeFreeConnector(connector);
-		return;
-	}
-
-	if (connector->connection != DRM_MODE_CONNECTED) {
-		drmModeFreeConnector(connector);
-		return;
-	}
-
-	if (!connector->count_modes) {
-		printf("connector %d has no modes\n",
-			c->id);
-		drmModeFreeConnector(connector);
-		return;
-	}
-
-	if (connector->connector_id != c->id) {
-		printf("connector id doesn't match (%d != %d)\n",
-			connector->connector_id,
-			c->id);
-		drmModeFreeConnector(connector);
-		return;
-	}
-
-	for (j = 0; j < connector->count_modes; j++) {
-		c->mode = connector->modes[j];
-		if (c->mode.type & DRM_MODE_TYPE_PREFERRED) {
-			c->mode_valid = 1;
-			break;
-		}
-	}
-
-	if (!c->mode_valid) {
-		if (connector->count_modes > 0) {
-			/* use the first mode as test mode */
-			c->mode = connector->modes[0];
-			c->mode_valid = 1;
-		} else {
-			printf("failed to find any modes on connector %d\n",
-				c->id);
-			return;
-		}
-	}
-
-	/* Now get the encoder */
-	for (i = 0; i < connector->count_encoders; i++) {
-		encoder = drmModeGetEncoder(gfx_fd, connector->encoders[i]);
-
-		if (!encoder) {
-			printf("could not get encoder %i: %s\n",
-				gfx_resources->encoders[i],
-				strerror(errno));
-			drmModeFreeEncoder(encoder);
-			continue;
-		}
-
-		break;
-	}
-
-	c->encoder = encoder;
-
-	if (i == gfx_resources->count_encoders) {
-		printf("failed to find encoder\n");
-		c->mode_valid = 0;
-		return;
-	}
-
-	/* Find first CRTC not in use */
-	for (i = 0; i < gfx_resources->count_crtcs; i++) {
-		if (gfx_resources->crtcs[i] && (c->encoder->possible_crtcs & (1<<i)))
-			break;
-	}
-	c->crtc = gfx_resources->crtcs[i];
-	c->pipe = i;
-
-	gfx_resources->crtcs[i] = 0;
-
-	c->connector = connector;
-}
-
-static int connector_find_plane(int gfx_fd, struct connector *c,
-				unsigned int **sprite_plane_id)
-{
-	drmModePlaneRes *plane_resources;
-	drmModePlane *ovr;
-	int i, sprite_plane_count = 0;
-
-	plane_resources = drmModeGetPlaneResources(gfx_fd);
-	if (!plane_resources) {
-		printf("drmModeGetPlaneResources failed: %s\n",
-			strerror(errno));
-		return 0;
-	}
-
-	/* Allocating buffer to hold sprite plane ids of the
-         * current connector.
-         */
-	*sprite_plane_id = (unsigned int *) malloc(plane_resources->count_planes *
-						   sizeof(unsigned int));
-
-	for (i = 0; i < plane_resources->count_planes; i++) {
-		ovr = drmModeGetPlane(gfx_fd, plane_resources->planes[i]);
-		if (!ovr) {
-			printf("drmModeGetPlane failed: %s\n",
-				strerror(errno));
-			continue;
-		}
-		/* Add the available sprite id to the buffer sprite_plane_id.
-                 */
-		if (ovr->possible_crtcs & (1 << c->pipe)) {
-			(*sprite_plane_id)[sprite_plane_count++] = ovr->plane_id;
-		}
-		drmModeFreePlane(ovr);
-	}
-
-	return sprite_plane_count;
-}
-
-static int prepare_primary_surface(int fd, int prim_width, int prim_height,
-				   uint32_t *prim_handle, uint32_t *prim_stride,
-				   uint32_t *prim_size, int tiled)
-{
-	uint32_t                        bytes_per_pixel = sizeof(uint32_t);
-	uint32_t                        *prim_fb_ptr;
-
-	if (bytes_per_pixel != sizeof(uint32_t)) {
-		printf("Bad bytes_per_pixel for primary surface: %d\n",
-			bytes_per_pixel);
-		return -EINVAL;
-	}
-
-	if (tiled) {
-		int                         v;
-
-		/* Round the tiling up to the next power-of-two and the
-		 * region up to the next pot fence size so that this works
-		 * on all generations.
-		 *
-		 * This can still fail if the framebuffer is too large to
-		 * be tiled. But then that failure is expected.
-		 */
-
-		v = prim_width * bytes_per_pixel;
-		for (*prim_stride = 512; *prim_stride < v; *prim_stride *= 2)
-			;
-
-		v = *prim_stride * prim_height;
-		for (*prim_size = 1024*1024; *prim_size < v; *prim_size *= 2)
-			;
-	} else {
-		/* Scan-out has a 64 byte alignment restriction */
-		*prim_stride = (prim_width * bytes_per_pixel + 63) & ~63;
-		*prim_size = *prim_stride * prim_height;
-	}
-
-	*prim_handle = gem_create(fd, *prim_size);
-
-	if (tiled)
-		gem_set_tiling(fd, *prim_handle, I915_TILING_X, *prim_stride);
-
-	prim_fb_ptr = __gem_mmap__gtt(fd, *prim_handle, *prim_size, PROT_READ | PROT_WRITE);
-
-	if (prim_fb_ptr != NULL) {
-		// Write primary surface with gray background
-		memset(prim_fb_ptr, 0x3f, *prim_size);
-		munmap(prim_fb_ptr, *prim_size);
-	}
-
-	return 0;
-}
-
-static void fill_sprite(int sprite_width, int sprite_height, int sprite_stride,
-			int sprite_index, void *sprite_fb_ptr)
-{
-	__u32                           *pLinePat0,
-					*pLinePat1,
-					*pLinePtr;
-	int                             i,
-					line;
-	int                             stripe_width;
-
-	stripe_width = ((sprite_width > 64) &&
-			(sprite_height > 64)) ? (sprite_index + 1) * 8 :
-		(sprite_index + 1) * 2;
-
-	// Note:  sprite_stride is in bytes.  pLinePat0 and pLinePat1
-	//        are both __u32 pointers
-	pLinePat0 = sprite_fb_ptr;
-	pLinePat1 = pLinePat0 + (stripe_width * (sprite_stride / sizeof(*pLinePat0)));
-
-	for (i = 0; i < sprite_width; i++) {
-		*(pLinePat0 + i) = ((i / stripe_width) & 0x1) ? 0 : ~0;
-		*(pLinePat1 + i) = ~(*(pLinePat0 + i));
-	}
-
-	for (line = 1; line < sprite_height; line++) {
-		if (line == stripe_width) {
-			continue;
-		}
-
-		pLinePtr = ((line / stripe_width) & 0x1) ? pLinePat1 : pLinePat0;
-		memcpy( pLinePat0 + ((sprite_stride / sizeof(*pLinePat0)) * line),
-				pLinePtr,
-				sprite_width * sizeof(*pLinePat0));
-	}
-
-	return;
-}
-
-static int prepare_sprite_surfaces(int fd, int sprite_width, int sprite_height,
-				   uint32_t num_surfaces, uint32_t *sprite_handles,
-				   uint32_t *sprite_stride, uint32_t *sprite_size,
-				   int tiled)
-{
-	uint32_t                        bytes_per_pixel = sizeof(uint32_t);
-	uint32_t                        *sprite_fb_ptr;
-	int                             i;
-
-	if (bytes_per_pixel != sizeof(uint32_t)) {
-		printf("Bad bytes_per_pixel for sprite: %d\n", bytes_per_pixel);
-		return -EINVAL;
-	}
-
-	if (tiled) {
-		int                         v;
-
-		/* Round the tiling up to the next power-of-two and the
-		 * region up to the next pot fence size so that this works
-		 * on all generations.
-		 *
-		 * This can still fail if the framebuffer is too large to
-		 * be tiled. But then that failure is expected.
-		 */
-
-		v = sprite_width * bytes_per_pixel;
-		for (*sprite_stride = 512; *sprite_stride < v; *sprite_stride *= 2)
-			;
-
-		v = *sprite_stride * sprite_height;
-		for (*sprite_size = 1024*1024; *sprite_size < v; *sprite_size *= 2)
-			;
-	} else {
-		/* Scan-out has a 64 byte alignment restriction */
-		*sprite_stride = (sprite_width * bytes_per_pixel + 63) & ~63;
-		*sprite_size = *sprite_stride * sprite_height;
-	}
-
-	for (i = 0; i < num_surfaces;  i++) {
-		// Create the sprite surface
-		sprite_handles[i] = gem_create(fd, *sprite_size);
-
-		if (tiled)
-			gem_set_tiling(fd, sprite_handles[i], I915_TILING_X, *sprite_stride);
-
-		// Get pointer to the surface
-		sprite_fb_ptr = __gem_mmap__gtt(fd,
-				sprite_handles[i], *sprite_size,
-				PROT_READ | PROT_WRITE);
-
-		if (sprite_fb_ptr != NULL) {
-			// Fill with checkerboard pattern
-			fill_sprite(sprite_width, sprite_height, *sprite_stride, i, sprite_fb_ptr);
-
-			munmap(sprite_fb_ptr, *sprite_size);
-		} else {
-			i--;
-			while (i >= 0) {
-				gem_close(fd, sprite_handles[i]);
-				i--;
-			}
-		}
-	}
-
-	return 0;
-}
-
-static void ricochet(int tiled, int sprite_w, int sprite_h,
-		     int out_w, int out_h, int dump_info)
-{
-	int                                 ret;
-	int                                 gfx_fd;
-	int                                 keep_moving;
-	const int                           num_surfaces = 3;
-	uint32_t                            sprite_handles[num_surfaces];
-	uint32_t                            sprite_fb_id[num_surfaces];
-	int                                 *sprite_x = NULL;
-	int                                 *sprite_y = NULL;
-	uint32_t                            sprite_stride;
-	uint32_t                            sprite_size;
-	uint32_t                            handles[4],
-					    pitches[4],
-					    offsets[4]; /* we only use [0] */
-	uint32_t                            prim_width,
-					    prim_height,
-					    prim_handle,
-					    prim_stride,
-					    prim_size,
-					    prim_fb_id;
-	struct drm_intel_sprite_colorkey    set;
-	struct connector                    curr_connector;
-	drmModeRes                          *gfx_resources;
-	struct termios                      orig_term,
-					    curr_term;
-	int                                 c_index;
-	int                                 sprite_index;
-	unsigned int                        *sprite_plane_id = NULL;
-	uint32_t                            plane_flags = 0;
-	int                                 *delta_x = NULL,
-					    *delta_y = NULL;
-	struct timeval                      stTimeVal;
-	long long                           currTime,
-	     prevFlipTime,
-	     prevMoveTime,
-	     deltaFlipTime,
-	     deltaMoveTime,
-	     SleepTime;
-	char                                key;
-	int				    sprite_plane_count = 0;
-	int 				    i;
-	int 				    found_count = 0;
-
-	// Open up I915 graphics device
-	gfx_fd = drmOpen("i915", NULL);
-	if (gfx_fd < 0) {
-		printf("Failed to load i915 driver: %s\n", strerror(errno));
-		return;
-	}
-
-	// Obtain pointer to struct containing graphics resources
-	gfx_resources = drmModeGetResources(gfx_fd);
-	if (!gfx_resources) {
-		printf("drmModeGetResources failed: %s\n", strerror(errno));
-		return;
-	}
-
-	if (dump_info != 0) {
-		dump_connectors(gfx_fd, gfx_resources);
-		dump_crtcs(gfx_fd, gfx_resources);
-		dump_planes(gfx_fd, gfx_resources);
-	}
-
-	// Save previous terminal settings
-	if (tcgetattr( 0, &orig_term) != 0) {
-		printf("tcgetattr failure: %s\n",
-				strerror(errno));
-		return;
-	}
-
-	// Set up input to return characters immediately
-	curr_term = orig_term;
-	curr_term.c_lflag &= ~(ICANON | ECHO | ECHONL);
-	curr_term.c_cc[VMIN] = 0;       // No minimum number of characters
-	curr_term.c_cc[VTIME] = 0 ;     // Return immediately, even if
-	// nothing has been entered.
-	if (tcsetattr( 0, TCSANOW, &curr_term) != 0) {
-		printf("tcgetattr failure: %s\n", strerror(errno));
-		return;
-	}
-
-	// Cycle through all connectors and display the flying sprite
-	// where there are displays attached and the hardware will support it.
-	for (c_index = 0; c_index < gfx_resources->count_connectors; c_index++)  {
-		curr_connector.id = gfx_resources->connectors[c_index];
-
-		// Find the native (preferred) display mode
-		connector_find_preferred_mode(gfx_fd, gfx_resources, &curr_connector);
-		if (curr_connector.mode_valid == 0) {
-
-			if (((c_index + 1) == gfx_resources->count_connectors) &&
-			    (found_count == 0))
-				printf("Failed to find any valid connections.\n");
-			continue;
-		}
-
-		found_count++;
-
-		// Determine if sprite hardware is available on pipe
-		// associated with this connector.
-		sprite_plane_count = connector_find_plane(gfx_fd, &curr_connector,
-							  &sprite_plane_id);
-		if (!sprite_plane_count) {
-			printf("Failed to find sprite plane on crtc\n");
-			goto out;
-		}
-
-		// Width and height of preferred mode
-		prim_width = curr_connector.mode.hdisplay;
-		prim_height = curr_connector.mode.vdisplay;
-
-		// Allocate and fill memory for primary surface
-		ret = prepare_primary_surface(
-				gfx_fd,
-				prim_width,
-				prim_height,
-				&prim_handle,
-				&prim_stride,
-				&prim_size,
-				tiled);
-		if (ret != 0) {
-			printf("Failed to add primary fb (%dx%d): %s\n",
-				prim_width, prim_height, strerror(errno));
-			goto out;
-		}
-
-		// Add the primary surface framebuffer
-		ret = drmModeAddFB(gfx_fd, prim_width, prim_height, 24, 32,
-				   prim_stride, prim_handle, &prim_fb_id);
-		gem_close(gfx_fd, prim_handle);
-
-		if (ret != 0) {
-			printf("Failed to add primary fb (%dx%d): %s\n",
-					prim_width, prim_height, strerror(errno));
-			goto out;
-		}
-
-		// Allocate and fill sprite surfaces
-		ret = prepare_sprite_surfaces(gfx_fd, sprite_w, sprite_h, num_surfaces,
-					      &sprite_handles[0],
-					      &sprite_stride, &sprite_size,
-					      tiled);
-		if (ret != 0) {
-			printf("Preparation of sprite surfaces failed %dx%d\n",
-				sprite_w, sprite_h);
-			goto out;
-		}
-
-		// Add the sprite framebuffers
-		for (sprite_index = 0; sprite_index < num_surfaces; sprite_index++) {
-			handles[0] = sprite_handles[sprite_index];
-			handles[1] = handles[0];
-			handles[2] = handles[0];
-			handles[3] = handles[0];
-			pitches[0] = sprite_stride;
-			pitches[1] = sprite_stride;
-			pitches[2] = sprite_stride;
-			pitches[3] = sprite_stride;
-			memset(offsets, 0, sizeof(offsets));
-
-			ret = drmModeAddFB2(gfx_fd, sprite_w, sprite_h,
-					    DRM_FORMAT_XRGB8888,
-					    handles, pitches, offsets,
-					    &sprite_fb_id[sprite_index], plane_flags);
-			gem_close(gfx_fd, sprite_handles[sprite_index]);
-
-			if (ret) {
-				printf("Failed to add sprite fb (%dx%d): %s\n",
-				       sprite_w, sprite_h, strerror(errno));
-
-				sprite_index--;
-				while (sprite_index >= 0) {
-					drmModeRmFB(gfx_fd, sprite_fb_id[sprite_index]);
-					sprite_index--;
-				}
-				goto out;
-			}
-		}
-
-		if (dump_info != 0) {
-			printf("Displayed Mode Connector struct:\n"
-				"    .id = %d\n"
-				"    .mode_valid = %d\n"
-				"    .crtc = %d\n"
-				"    .pipe = %d\n"
-				"    drmModeModeInfo ...\n"
-				"        .name = %s\n"
-				"        .type = %d\n"
-				"        .flags = %08x\n"
-				"    drmModeEncoder ...\n"
-				"        .encoder_id = %d\n"
-				"        .encoder_type = %d (%s)\n"
-				"        .crtc_id = %d\n"
-				"        .possible_crtcs = %d\n"
-				"        .possible_clones = %d\n"
-				"    drmModeConnector ...\n"
-				"        .connector_id = %d\n"
-				"        .encoder_id = %d\n"
-				"        .connector_type = %d (%s)\n"
-				"        .connector_type_id = %d\n\n",
-				curr_connector.id,
-				curr_connector.mode_valid,
-				curr_connector.crtc,
-				curr_connector.pipe,
-				curr_connector.mode.name,
-				curr_connector.mode.type,
-				curr_connector.mode.flags,
-				curr_connector.encoder->encoder_id,
-				curr_connector.encoder->encoder_type,
-				kmstest_encoder_type_str(curr_connector.encoder->encoder_type),
-				curr_connector.encoder->crtc_id,
-				curr_connector.encoder->possible_crtcs,
-				curr_connector.encoder->possible_clones,
-				curr_connector.connector->connector_id,
-				curr_connector.connector->encoder_id,
-				curr_connector.connector->connector_type,
-				kmstest_connector_type_str(curr_connector.connector->connector_type),
-				curr_connector.connector->connector_type_id);
-
-			printf("Sprite surface dimensions = %dx%d\n"
-				"Sprite output dimensions = %dx%d\n"
-				"Press any key to continue >\n",
-				sprite_w, sprite_h, out_w, out_h);
-
-			// Wait for a key-press
-			while( read(0, &key, 1) == 0);
-			// Purge unread characters
-			tcflush(0, TCIFLUSH);
-		}
-
-		// Set up the primary display mode
-		ret = drmModeSetCrtc(gfx_fd, curr_connector.crtc, prim_fb_id,
-				     0, 0, &curr_connector.id, 1, &curr_connector.mode);
-		if (ret != 0) {
-			printf("Failed to set mode (%dx%d@%dHz): %s\n",
-				prim_width, prim_height, curr_connector.mode.vrefresh,
-				strerror(errno));
-			continue;
-		}
-
-		// Set the sprite colorkey state
-		for(i = 0; i < sprite_plane_count; i++) {
-			set.plane_id = sprite_plane_id[i];
-			set.min_value = 0;
-			set.max_value = 0;
-			set.flags = I915_SET_COLORKEY_NONE;
-			ret = drmCommandWrite(gfx_fd, DRM_I915_SET_SPRITE_COLORKEY, &set,
-					      sizeof(set));
-			assert(ret == 0);
-		}
-
-		// Set up sprite output dimensions, initial position, etc.
-		if (out_w > prim_width / 2)
-			out_w = prim_width / 2;
-		if (out_h > prim_height / 2)
-			out_h = prim_height / 2;
-
-		delta_x = (int *) malloc(sprite_plane_count * sizeof(int));
-		delta_y = (int *) malloc(sprite_plane_count * sizeof(int));
-		sprite_x = (int *) malloc(sprite_plane_count * sizeof(int));
-		sprite_y = (int *) malloc(sprite_plane_count * sizeof(int));
-
-		/* Initializing the coordinates (x,y) of the available sprites on the
-		 * connector, equally spaced along the diagonal of the rectangle
-		 * {(0,0),(prim_width/2, prim_height/2)}.
-		 */
-		for(i = 0; i < sprite_plane_count; i++) {
-			delta_x[i] = 3;
-			delta_y[i] = 4;
-			sprite_x[i] = i * (prim_width / (2 * sprite_plane_count));
-			sprite_y[i] = i * (prim_height / (2 * sprite_plane_count));
-		}
-
-		currTime = 0;
-		prevFlipTime = 0;       // Will force immediate sprite flip
-		prevMoveTime = 0;       // Will force immediate sprite move
-		deltaFlipTime = 500000; // Flip sprite surface every 1/2 second
-		deltaMoveTime = 100000; // Move sprite every 100 ms
-		sprite_index = num_surfaces - 1;
-		keep_moving = 1;
-
-		// Bounce sprite off the walls
-		while (keep_moving) {
-			// Obtain system time in usec.
-			if (gettimeofday( &stTimeVal, NULL ) != 0)
-				printf("gettimeofday error: %s\n", strerror(errno));
-			else
-				currTime = ((long long)stTimeVal.tv_sec * 1000000) + stTimeVal.tv_usec;
-
-			// Check if it's time to flip the sprite surface
-			if (currTime - prevFlipTime > deltaFlipTime) {
-				sprite_index = (sprite_index + 1) % num_surfaces;
-
-				prevFlipTime = currTime;
-			}
-
-			// Move the sprite on the screen and flip
-			// the surface if the index has changed
-			// NB: sprite_w and sprite_h must be 16.16 fixed point, herego << 16
-			for(i = 0; i < sprite_plane_count; i++) {
-				if (drmModeSetPlane(gfx_fd, sprite_plane_id[i],
-						    curr_connector.crtc,
-						    sprite_fb_id[sprite_index],
-						    plane_flags,
-						    sprite_x[i], sprite_y[i],
-						    out_w, out_h,
-						    0, 0,
-						    sprite_w << 16, sprite_h << 16))
-					printf("Failed to enable sprite plane: %s\n",
-						strerror(errno));
-			}
-
-			// Check if it's time to move the sprite surface
-			if (currTime - prevMoveTime > deltaMoveTime)  {
-
-				// Compute the next position for sprite
-				for(i = 0; i < sprite_plane_count; i++) {
-					sprite_x[i] += delta_x[i];
-					sprite_y[i] += delta_y[i];
-					if (sprite_x[i] < 0) {
-						sprite_x[i] = 0;
-						delta_x[i] = -delta_x[i];
-					}
-					else if (sprite_x[i] > prim_width - out_w) {
-						sprite_x[i] = prim_width - out_w;
-						delta_x[i] = -delta_x[i];
-					}
-
-					if (sprite_y[i] < 0) {
-						sprite_y[i] = 0;
-						delta_y[i] = -delta_y[i];
-					}
-					else if (sprite_y[i] > prim_height - out_h) {
-						sprite_y[i] = prim_height - out_h;
-						delta_y[i] = -delta_y[i];
-					}
-				}
-				prevMoveTime = currTime;
-			}
-
-			// Fetch a key from input (non-blocking)
-			if (read(0, &key, 1) == 1) {
-				switch (key) {
-				case 'q':       // Kill the program
-				case 'Q':
-					goto out;
-					break;
-				case 's':       // Slow down sprite movement;
-					deltaMoveTime = (deltaMoveTime * 100) / 90;
-					if (deltaMoveTime > 800000) {
-						deltaMoveTime = 800000;
-					}
-					break;
-				case 'S':       // Speed up sprite movement;
-					deltaMoveTime = (deltaMoveTime * 100) / 110;
-					if (deltaMoveTime < 2000) {
-						deltaMoveTime = 2000;
-					}
-					break;
-				case 'f':       // Slow down sprite flipping;
-					deltaFlipTime = (deltaFlipTime * 100) / 90;
-					if (deltaFlipTime > 1000000)
-						deltaFlipTime = 1000000;
-					break;
-				case 'F':       // Speed up sprite flipping;
-					deltaFlipTime = (deltaFlipTime * 100) / 110;
-					if (deltaFlipTime < 20000)
-						deltaFlipTime = 20000;
-					break;
-				case 'n':       // Next connector
-				case 'N':
-					keep_moving = 0;
-					break;
-				default:
-					break;
-				}
-
-				// Purge unread characters
-				tcflush(0, TCIFLUSH);
-			}
-
-			// Wait for min of flip or move deltas
-			SleepTime = (deltaFlipTime < deltaMoveTime) ?
-				deltaFlipTime : deltaMoveTime;
-			usleep(SleepTime);
-		}
-
-		free(sprite_plane_id);
-		free(sprite_x);
-		free(sprite_y);
-		free(delta_x);
-		free(delta_y);
-		sprite_plane_id = NULL;
-		sprite_plane_count = 0;
-		sprite_x = sprite_y = delta_x = delta_y = NULL;
-	}
-
-out:
-	// Purge unread characters
-	tcflush(0, TCIFLUSH);
-	// Restore previous terminal settings
-	if (tcsetattr( 0, TCSANOW, &orig_term) != 0) {
-		printf("tcgetattr failure: %s\n", strerror(errno));
-		return;
-	}
-
-	drmModeFreeResources(gfx_resources);
-}
-
-static void usage(char *name)
-{
-	printf("usage: %s -s <plane width>x<plane height> [-dhto]\n"
-		"\t-d\t[optional] dump mode information\n"
-		"\t-h\t[optional] output help message\n"
-		"\t-t\t[optional] enable tiling\n"
-		"\t-o\t[optional] <output rect width>x<output rect height>\n\n"
-		"Keyboard control for sprite movement and flip rate ...\n"
-		"\t'q' or 'Q' - Quit the program\n"
-		"\t'n' or 'N' - Switch to next display\n"
-		"\t's'        - Slow sprite movement\n"
-		"\t'S'        - Speed up sprite movement\n"
-		"\t'f'        - Slow sprite surface flipping\n"
-		"\t'F'        - Speed up sprite surface flipping\n",
-		name);
-}
-
-int main(int argc, char **argv)
-{
-	int                 c;
-	int                 test_overlay = 0,
-			    enable_tiling = 0,
-			    dump_info = 0;
-	int                 plane_width = 0,
-			    plane_height = 0,
-			    out_width = 0,
-			    out_height = 0;
-	static char         optstr[] = "ds:o:th";
-
-	opterr = 0;
-	while ((c = getopt(argc, argv, optstr)) != -1) {
-		switch (c) {
-		case 'd':               // Dump information
-			dump_info = 1;
-			break;
-		case 't':               // Tiling enable
-			enable_tiling = 1;
-			break;
-		case 's':               // Surface dimensions
-			if (sscanf(optarg, "%dx%d", &plane_width, &plane_height) != 2)
-				usage(argv[0]);
-			test_overlay = 1;
-			break;
-		case 'o':               // Output dimensions
-			if (sscanf(optarg, "%dx%d", &out_width, &out_height) != 2)
-				usage(argv[0]);
-			break;
-		default:
-			printf("unknown option %c\n", c);
-			/* fall through */
-		case 'h':               // Help!
-			usage(argv[0]);
-			goto out;
-		}
-	}
-
-	if (test_overlay) {
-		if (out_width < (plane_width / 2))
-			out_width = plane_width;
-
-		if (out_height < (plane_height / 2))
-			out_height = plane_height;
-
-		ricochet(enable_tiling, plane_width, plane_height, out_width, out_height, dump_info);
-	} else {
-		printf("Sprite dimensions are required:\n");
-		usage(argv[0]);
-	}
-
-out:
-	exit(0);
-}