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-rw-r--r--test/present-test.c726
1 files changed, 726 insertions, 0 deletions
diff --git a/test/present-test.c b/test/present-test.c
new file mode 100644
index 00000000..6b562eb0
--- /dev/null
+++ b/test/present-test.c
@@ -0,0 +1,726 @@
+/*
+ * Copyright (c) 2014 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.
+ *
+ */
+
+#ifdef HAVE_CONFIG_H
+#include "config.h"
+#endif
+
+#include <X11/Xlib.h>
+#include <X11/Xlib-xcb.h>
+#include <X11/xshmfence.h>
+#include <X11/Xutil.h>
+#include <X11/Xlibint.h>
+#include <X11/extensions/randr.h>
+#include <X11/extensions/Xrandr.h>
+#include <X11/extensions/Xrender.h>
+#include <X11/extensions/XShm.h>
+#if HAVE_X11_EXTENSIONS_SHMPROTO_H
+#include <X11/extensions/shmproto.h>
+#elif HAVE_X11_EXTENSIONS_SHMSTR_H
+#include <X11/extensions/shmstr.h>
+#else
+#error Failed to find the right header for X11 MIT-SHM protocol definitions
+#endif
+#include <xcb/xcb.h>
+#include <xcb/present.h>
+#include <xf86drm.h>
+#include <i915_drm.h>
+
+#include <stdio.h>
+#include <string.h>
+#include <fcntl.h>
+#include <unistd.h>
+#include <assert.h>
+#include <errno.h>
+#include <setjmp.h>
+#include <signal.h>
+
+#include <sys/mman.h>
+#include <sys/ipc.h>
+#include <sys/shm.h>
+#include <pciaccess.h>
+
+#include "dri3.h"
+
+#define ALIGN(x, y) (((x) + (y) - 1) & -(y))
+#define PAGE_ALIGN(x) ALIGN(x, 4096)
+
+#define GTT I915_GEM_DOMAIN_GTT
+#define CPU I915_GEM_DOMAIN_CPU
+
+static int _x_error_occurred;
+static uint32_t stamp;
+
+static int
+_check_error_handler(Display *display,
+ XErrorEvent *event)
+{
+ printf("X11 error from display %s, serial=%ld, error=%d, req=%d.%d\n",
+ DisplayString(display),
+ event->serial,
+ event->error_code,
+ event->request_code,
+ event->minor_code);
+ _x_error_occurred++;
+ return False; /* ignored */
+}
+
+static int is_i915_device(int fd)
+{
+ drm_version_t version;
+ char name[5] = "";
+
+ memset(&version, 0, sizeof(version));
+ version.name_len = 4;
+ version.name = name;
+
+ if (drmIoctl(fd, DRM_IOCTL_VERSION, &version))
+ return 0;
+
+ return strcmp("i915", name) == 0;
+}
+
+static int is_intel(int fd)
+{
+ struct drm_i915_getparam gp;
+ int ret;
+
+ /* Confirm that this is a i915.ko device with GEM/KMS enabled */
+ ret = is_i915_device(fd);
+ if (ret) {
+ gp.param = I915_PARAM_HAS_GEM;
+ gp.value = &ret;
+ if (drmIoctl(fd, DRM_IOCTL_I915_GETPARAM, &gp))
+ ret = 0;
+ }
+ return ret;
+}
+
+static void *setup_msc(Display *dpy, Window win)
+{
+ xcb_connection_t *c = XGetXCBConnection(dpy);
+ xcb_void_cookie_t cookie;
+ uint32_t id = xcb_generate_id(c);
+ xcb_generic_error_t *error;
+ void *q;
+
+ cookie = xcb_present_select_input_checked(c, id, win, XCB_PRESENT_EVENT_MASK_COMPLETE_NOTIFY);
+ q = xcb_register_for_special_xge(c, &xcb_present_id, id, &stamp);
+
+ error = xcb_request_check(c, cookie);
+ assert(error == NULL);
+
+ return q;
+}
+
+static uint64_t check_msc(Display *dpy, Window win, void *q, uint64_t last_msc)
+{
+ xcb_connection_t *c = XGetXCBConnection(dpy);
+ uint64_t msc = 0;
+
+ xcb_present_notify_msc(c, win, 0, 0, 0, 0);
+ xcb_flush(c);
+
+ do {
+ xcb_present_complete_notify_event_t *ce;
+ xcb_generic_event_t *ev;
+
+ ev = xcb_wait_for_special_event(c, q);
+ if (ev == NULL)
+ break;
+
+ ce = (xcb_present_complete_notify_event_t *)ev;
+ if (ce->kind != XCB_PRESENT_COMPLETE_KIND_PIXMAP)
+ msc = ce->msc;
+ free(ev);
+ } while (msc == 0);
+
+ if (msc < last_msc) {
+ printf("Invalid MSC: was %llu, now %llu\n",
+ (long long)last_msc, (long long)msc);
+ }
+
+ return msc;
+}
+
+static void teardown_msc(Display *dpy, void *q)
+{
+ xcb_unregister_for_special_event(XGetXCBConnection(dpy), q);
+}
+static int test_whole(Display *dpy)
+{
+ Pixmap pixmap;
+ struct dri3_fence fence;
+ Window root;
+ unsigned int width, height;
+ unsigned border, depth;
+ int x, y, ret = 1;
+
+ XGetGeometry(dpy, DefaultRootWindow(dpy),
+ &root, &x, &y, &width, &height, &border, &depth);
+
+ if (dri3_create_fence(dpy, root, &fence))
+ return 0;
+
+ printf("Testing whole screen flip: %dx%d\n", width, height);
+ _x_error_occurred = 0;
+
+ xshmfence_reset(fence.addr);
+
+ pixmap = XCreatePixmap(dpy, root, width, height, depth);
+ xcb_present_pixmap(XGetXCBConnection(dpy),
+ root, pixmap,
+ 0, /* sbc */
+ 0, /* valid */
+ 0, /* update */
+ 0, /* x_off */
+ 0, /* y_off */
+ None,
+ None, /* wait fence */
+ fence.xid,
+ XCB_PRESENT_OPTION_NONE,
+ 0, /* target msc */
+ 0, /* divisor */
+ 0, /* remainder */
+ 0, NULL);
+ XFreePixmap(dpy, pixmap);
+
+ pixmap = XCreatePixmap(dpy, root, width, height, depth);
+ xcb_present_pixmap(XGetXCBConnection(dpy),
+ root, pixmap,
+ 0, /* sbc */
+ 0, /* valid */
+ 0, /* update */
+ 0, /* x_off */
+ 0, /* y_off */
+ None,
+ None, /* wait fence */
+ None, /* sync fence */
+ XCB_PRESENT_OPTION_NONE,
+ 0, /* target msc */
+ 0, /* divisor */
+ 0, /* remainder */
+ 0, NULL);
+ XFreePixmap(dpy, pixmap);
+ XFlush(dpy);
+
+ ret = !!xshmfence_await(fence.addr);
+ dri3_fence_free(dpy, &fence);
+
+ XSync(dpy, True);
+ ret += !!_x_error_occurred;
+
+ return ret;
+}
+
+static inline XRRScreenResources *_XRRGetScreenResourcesCurrent(Display *dpy, Window window)
+{
+ XRRScreenResources *res;
+
+ res = XRRGetScreenResourcesCurrent(dpy, window);
+ if (res == NULL)
+ res = XRRGetScreenResources(dpy, window);
+
+ return res;
+}
+
+static XRRModeInfo *lookup_mode(XRRScreenResources *res, int id)
+{
+ int i;
+
+ for (i = 0; i < res->nmode; i++) {
+ if (res->modes[i].id == id)
+ return &res->modes[i];
+ }
+
+ return NULL;
+}
+
+static int for_each_crtc(Display *dpy,
+ int (*func)(Display *dpy,
+ RRCrtc crtc,
+ int width, int height,
+ void *closure),
+ void *closure)
+{
+ XRRScreenResources *res;
+ XRRCrtcInfo **original_crtc;
+ int i, j, err = 0;
+
+ if (!XRRQueryVersion(dpy, &i, &j))
+ return -1;
+
+ res = _XRRGetScreenResourcesCurrent(dpy, DefaultRootWindow(dpy));
+ if (res == NULL)
+ return -1;
+
+ original_crtc = malloc(sizeof(XRRCrtcInfo *)*res->ncrtc);
+ for (i = 0; i < res->ncrtc; i++)
+ original_crtc[i] = XRRGetCrtcInfo(dpy, res, res->crtcs[i]);
+
+ printf("noutput=%d, ncrtc=%d\n", res->noutput, res->ncrtc);
+
+ for (i = 0; i < res->noutput; i++) {
+ XRROutputInfo *output;
+ XRRModeInfo *mode;
+
+ output = XRRGetOutputInfo(dpy, res, res->outputs[i]);
+ if (output == NULL)
+ continue;
+
+ mode = NULL;
+ if (res->nmode)
+ mode = lookup_mode(res, output->modes[0]);
+
+ for (j = 0; mode && j < output->ncrtc; j++) {
+ printf("[%d, %d] -- OUTPUT:%ld, CRTC:%ld\n",
+ i, j, (long)res->outputs[i], (long)output->crtcs[j]);
+ XRRSetCrtcConfig(dpy, res, output->crtcs[j], CurrentTime,
+ 0, 0, output->modes[0], RR_Rotate_0, &res->outputs[i], 1);
+ XSync(dpy, True);
+
+ err += func(dpy, output->crtcs[j], mode->width, mode->height, closure);
+
+ XRRSetCrtcConfig(dpy, res, output->crtcs[j], CurrentTime,
+ 0, 0, None, RR_Rotate_0, NULL, 0);
+ XSync(dpy, True);
+ }
+
+ XRRFreeOutputInfo(output);
+ }
+
+ for (i = 0; i < res->ncrtc; i++)
+ XRRSetCrtcConfig(dpy, res, res->crtcs[i], CurrentTime,
+ original_crtc[i]->x,
+ original_crtc[i]->y,
+ original_crtc[i]->mode,
+ original_crtc[i]->rotation,
+ original_crtc[i]->outputs,
+ original_crtc[i]->noutput);
+
+ free(original_crtc);
+ XRRFreeScreenResources(res);
+
+ return j;
+}
+
+struct test_crtc {
+ Window win;
+ int depth;
+ unsigned flags;
+
+ struct dri3_fence fence;
+ void *queue;
+ uint64_t msc;
+};
+#define SYNC 0x1
+
+static int __test_crtc(Display *dpy, RRCrtc crtc,
+ int width, int height,
+ void *closure)
+{
+ struct test_crtc *test = closure;
+ Pixmap pixmap;
+ int err = 0;
+
+ test->msc = check_msc(dpy, test->win, test->queue, test->msc);
+
+ if (test->flags & SYNC)
+ xshmfence_reset(test->fence.addr);
+
+ pixmap = XCreatePixmap(dpy, test->win, width, height, test->depth);
+ xcb_present_pixmap(XGetXCBConnection(dpy),
+ test->win, pixmap,
+ 0, /* sbc */
+ 0, /* valid */
+ 0, /* update */
+ 0, /* x_off */
+ 0, /* y_off */
+ crtc,
+ None, /* wait fence */
+ test->flags & SYNC ? test->fence.xid : None,
+ XCB_PRESENT_OPTION_NONE,
+ 0, /* target msc */
+ 1, /* divisor */
+ 0, /* remainder */
+ 0, NULL);
+ XFreePixmap(dpy, pixmap);
+
+ if (test->flags & SYNC) {
+ pixmap = XCreatePixmap(dpy, test->win, width, height, test->depth);
+ xcb_present_pixmap(XGetXCBConnection(dpy),
+ test->win, pixmap,
+ 1, /* sbc */
+ 0, /* valid */
+ 0, /* update */
+ 0, /* x_off */
+ 0, /* y_off */
+ crtc,
+ None, /* wait fence */
+ None, /* sync fence */
+ XCB_PRESENT_OPTION_NONE,
+ 1, /* target msc */
+ 1, /* divisor */
+ 0, /* remainder */
+ 0, NULL);
+ XFreePixmap(dpy, pixmap);
+ XFlush(dpy);
+ err += !!xshmfence_await(test->fence.addr);
+ }
+
+ test->msc = check_msc(dpy, test->win, test->queue, test->msc);
+ return err;
+}
+
+static int test_crtc(Display *dpy, void *queue, uint64_t last_msc)
+{
+ struct test_crtc test;
+ int err = 0;
+
+ XSync(dpy, True);
+ _x_error_occurred = 0;
+
+ test.win = DefaultRootWindow(dpy);
+ test.depth = DefaultDepth(dpy, DefaultScreen(dpy));
+ if (dri3_create_fence(dpy, test.win, &test.fence))
+ return -1;
+ test.queue = queue;
+ test.msc = last_msc;
+
+ printf("Testing each crtc, without waiting for each flip\n");
+ test.flags = 0;
+ err += for_each_crtc(dpy, __test_crtc, &test);
+
+ printf("Testing each crtc, waiting for flips to complete\n");
+ test.flags = SYNC;
+ err += for_each_crtc(dpy, __test_crtc, &test);
+
+ test.msc = check_msc(dpy, test.win, test.queue, test.msc);
+ dri3_fence_free(dpy, &test.fence);
+
+ XSync(dpy, True);
+ err += !!_x_error_occurred;
+
+ if (err)
+ printf("%s: failures=%d\n", __func__, err);
+
+ return err;
+}
+
+static int
+can_use_shm(Display *dpy)
+{
+ int major, minor, has_pixmap;
+
+ if (!XShmQueryExtension(dpy))
+ return 0;
+
+ XShmQueryVersion(dpy, &major, &minor, &has_pixmap);
+ return has_pixmap;
+}
+
+static int test_shm(Display *dpy)
+{
+ Window win = DefaultRootWindow(dpy);
+ XShmSegmentInfo shm;
+ Pixmap pixmap;
+ Window root;
+ unsigned int width, height;
+ unsigned border, depth;
+ int x, y, ret = 1;
+
+ if (!can_use_shm(dpy))
+ return 0;
+
+ _x_error_occurred = 0;
+
+ XGetGeometry(dpy, win, &root, &x, &y,
+ &width, &height, &border, &depth);
+
+ printf("Using %dx%d SHM\n", width, height);
+
+ shm.shmid = shmget(IPC_PRIVATE, height * 4*width, IPC_CREAT | 0666);
+ if (shm.shmid == -1)
+ return 0;
+
+ shm.shmaddr = shmat(shm.shmid, 0, 0);
+ if (shm.shmaddr == (char *) -1)
+ goto rmid;
+
+ shm.readOnly = False;
+ XShmAttach(dpy, &shm);
+
+ pixmap = XShmCreatePixmap(dpy, DefaultRootWindow(dpy),
+ shm.shmaddr, &shm, width, height, 24);
+ if (_x_error_occurred)
+ goto detach;
+
+ xcb_present_pixmap(XGetXCBConnection(dpy),
+ win, pixmap,
+ 0, /* sbc */
+ 0, /* valid */
+ 0, /* update */
+ 0, /* x_off */
+ 0, /* y_off */
+ None,
+ None, /* wait fence */
+ None,
+ XCB_PRESENT_OPTION_NONE,
+ 0, /* target msc */
+ 0, /* divisor */
+ 0, /* remainder */
+ 0, NULL);
+ XFreePixmap(dpy, pixmap);
+
+ XSync(dpy, True);
+ if (_x_error_occurred)
+ goto detach;
+
+ ret = 0;
+detach:
+ XShmDetach(dpy, &shm);
+ shmdt(shm.shmaddr);
+ XSync(dpy, False);
+rmid:
+ shmctl(shm.shmid, IPC_RMID, NULL);
+ return ret;
+}
+
+static uint32_t gem_create(int fd, int size)
+{
+ struct drm_i915_gem_create create;
+
+ create.handle = 0;
+ create.size = size;
+ (void)drmIoctl(fd, DRM_IOCTL_I915_GEM_CREATE, &create);
+
+ return create.handle;
+}
+
+struct local_i915_gem_caching {
+ uint32_t handle;
+ uint32_t caching;
+};
+
+#define LOCAL_I915_GEM_SET_CACHING 0x2f
+#define LOCAL_IOCTL_I915_GEM_SET_CACHING DRM_IOW(DRM_COMMAND_BASE + LOCAL_I915_GEM_SET_CACHING, struct local_i915_gem_caching)
+
+static int gem_set_caching(int fd, uint32_t handle, int caching)
+{
+ struct local_i915_gem_caching arg;
+
+ arg.handle = handle;
+ arg.caching = caching;
+
+ return drmIoctl(fd, LOCAL_IOCTL_I915_GEM_SET_CACHING, &arg) == 0;
+}
+
+static int gem_export(int fd, uint32_t handle)
+{
+ struct drm_prime_handle args;
+
+ args.handle = handle;
+ args.flags = O_CLOEXEC;
+
+ if (drmIoctl(fd, DRM_IOCTL_PRIME_HANDLE_TO_FD, &args))
+ return -1;
+
+ return args.fd;
+}
+
+static void gem_close(int fd, uint32_t handle)
+{
+ struct drm_gem_close close;
+
+ close.handle = handle;
+ (void)drmIoctl(fd, DRM_IOCTL_GEM_CLOSE, &close);
+}
+
+static int test_dri3(Display *dpy)
+{
+ Window win = DefaultRootWindow(dpy);
+ Pixmap pixmap;
+ Window root;
+ unsigned int width, height;
+ unsigned border, depth;
+ unsigned stride, size;
+ int x, y, ret = 1;
+ int device, handle;
+ int bpp;
+
+ device = dri3_open(dpy);
+ if (device < 0)
+ return 0;
+
+ if (!is_intel(device))
+ return 0;
+
+ printf("Opened Intel DRI3 device\n");
+
+ XGetGeometry(dpy, win, &root, &x, &y,
+ &width, &height, &border, &depth);
+
+ switch (depth) {
+ case 8: bpp = 8; break;
+ case 15: case 16: bpp = 16; break;
+ case 24: case 32: bpp = 32; break;
+ default: return 0;
+ }
+
+ stride = width * bpp/8;
+ size = PAGE_ALIGN(stride * height);
+ printf("Creating DRI3 %dx%d (source stride=%d, size=%d) for GTT\n",
+ width, height, stride, size);
+
+ pixmap = 0;
+ handle = gem_create(device, size);
+ if (handle) {
+ pixmap = dri3_create_pixmap(dpy, root,
+ width, height, depth,
+ gem_export(device, handle), bpp, stride, size);
+ gem_close(device, handle);
+ }
+ if (pixmap == 0)
+ goto fail;
+
+ xcb_present_pixmap(XGetXCBConnection(dpy),
+ win, pixmap,
+ 0, /* sbc */
+ 0, /* valid */
+ 0, /* update */
+ 0, /* x_off */
+ 0, /* y_off */
+ None,
+ None, /* wait fence */
+ None,
+ XCB_PRESENT_OPTION_NONE,
+ 0, /* target msc */
+ 0, /* divisor */
+ 0, /* remainder */
+ 0, NULL);
+ XFreePixmap(dpy, pixmap);
+
+ XSync(dpy, True);
+ if (_x_error_occurred)
+ goto fail;
+
+ printf("Creating DRI3 %dx%d (source stride=%d, size=%d) for CPU\n",
+ width, height, stride, size);
+
+ pixmap = 0;
+ handle = gem_create(device, size);
+ if (handle) {
+ gem_set_caching(device, handle, CPU);
+ handle = dri3_create_pixmap(dpy, root,
+ width, height, depth,
+ gem_export(device, handle), bpp, stride, size);
+ gem_close(device, handle);
+ }
+ if (pixmap == 0)
+ goto fail;
+
+ xcb_present_pixmap(XGetXCBConnection(dpy),
+ win, pixmap,
+ 0, /* sbc */
+ 0, /* valid */
+ 0, /* update */
+ 0, /* x_off */
+ 0, /* y_off */
+ None,
+ None, /* wait fence */
+ None,
+ XCB_PRESENT_OPTION_NONE,
+ 0, /* target msc */
+ 0, /* divisor */
+ 0, /* remainder */
+ 0, NULL);
+ XFreePixmap(dpy, pixmap);
+
+ XSync(dpy, True);
+ if (_x_error_occurred)
+ goto fail;
+
+ ret = 0;
+fail:
+ close(device);
+ return ret;
+}
+
+static int has_present(Display *dpy)
+{
+ xcb_connection_t *c = XGetXCBConnection(dpy);
+ xcb_present_query_version_reply_t *reply;
+ xcb_generic_error_t *error = NULL;
+
+ reply = xcb_present_query_version_reply(c,
+ xcb_present_query_version(c,
+ XCB_PRESENT_MAJOR_VERSION,
+ XCB_PRESENT_MINOR_VERSION),
+ &error);
+
+ free(reply);
+ free(error);
+
+ return reply != NULL;
+}
+
+int main(void)
+{
+ Display *dpy;
+ Window root;
+ int error = 0;
+ uint64_t last_msc;
+ void *queue;
+
+ dpy = XOpenDisplay(NULL);
+ if (dpy == NULL)
+ return 77;
+
+ if (!has_present(dpy))
+ return 77;
+
+ root = DefaultRootWindow(dpy);
+
+ signal(SIGALRM, SIG_IGN);
+ XSetErrorHandler(_check_error_handler);
+
+ queue = setup_msc(dpy, root);
+ last_msc = check_msc(dpy, root, queue, 0);
+
+ error += test_whole(dpy);
+ last_msc = check_msc(dpy, root, queue, last_msc);
+
+ error += test_crtc(dpy, queue, last_msc);
+ last_msc = check_msc(dpy, root, queue, last_msc);
+
+ error += test_shm(dpy);
+ last_msc = check_msc(dpy, root, queue, last_msc);
+
+ error += test_dri3(dpy);
+ last_msc = check_msc(dpy, root, queue, last_msc);
+
+ teardown_msc(dpy, queue);
+
+ return !!error;
+}
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-22 09:40:18 +0000