satisfy danvet's OC

and add skip codes, but mostly satisfy danvet's OCD

1 files changed, 575 insertions, 0 deletions

diff --git a/tests/prime_nv_test.c b/tests/prime_nv_test.c
new file mode 100644
index 00000000..2e48db5b
--- /dev/null
+++ b/tests/prime_nv_test.c
@@ -0,0 +1,575 @@
+/* basic set of prime tests between intel and nouveau */
+
+/* test list -
+   1. share buffer from intel -> nouveau.
+   2. share buffer from nouveau -> intel
+   3. share intel->nouveau, map on both, write intel, read nouveau
+   4. share intel->nouveau, blit intel fill, readback on nouveau
+   test 1 + map buffer, read/write, map other size.
+   do some hw actions on the buffer
+   some illegal operations -
+       close prime fd try and map
+
+   TODO add some nouveau rendering tests
+*/
+
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <unistd.h>
+#include <fcntl.h>
+#include <string.h>
+#include <sys/stat.h>
+#include <sys/ioctl.h>
+
+#include "i915_drm.h"
+#include "intel_bufmgr.h"
+#include "nouveau.h"
+#include "intel_gpu_tools.h"
+#include "intel_batchbuffer.h"
+
+int intel_fd = -1, nouveau_fd = -1;
+drm_intel_bufmgr *bufmgr;
+struct nouveau_device *ndev;
+struct nouveau_client *nclient;
+uint32_t devid;
+struct intel_batchbuffer *intel_batch;
+
+#define BO_SIZE (256*1024)
+
+static int find_and_open_devices(void)
+{
+	int i;
+	char path[80];
+	struct stat buf;
+	FILE *fl;
+	char vendor_id[8];
+	int venid;
+	for (i = 0; i < 9; i++) {
+		sprintf(path, "/sys/class/drm/card%d/device/vendor", i);
+		if (stat(path, &buf))
+			break;
+
+		fl = fopen(path, "r");
+		if (!fl)
+			break;
+
+		fgets(vendor_id, 8, fl);
+		fclose(fl);
+
+		venid = strtoul(vendor_id, NULL, 16);
+		sprintf(path, "/dev/dri/card%d", i);
+		if (venid == 0x8086) {
+			intel_fd = open(path, O_RDWR);
+			if (!intel_fd)
+				return -1;
+		} else if (venid == 0x10de) {
+			nouveau_fd = open(path, O_RDWR);
+			if (!nouveau_fd)
+				return -1;
+		}
+	}
+	return 0;
+}
+
+/*
+ * prime test 1 -
+ * allocate buffer on intel,
+ * set prime on buffer,
+ * retrive buffer from nouveau,
+ * close prime_fd,
+ *  unref buffers
+ */
+static int test1(void)
+{
+	int ret;
+	drm_intel_bo *test_intel_bo;
+	int prime_fd;
+	struct nouveau_bo *nvbo;
+
+	test_intel_bo = drm_intel_bo_alloc(bufmgr, "test bo", BO_SIZE, 4096);
+
+	drm_intel_bo_gem_export_to_prime(test_intel_bo, &prime_fd);
+
+	ret = nouveau_bo_prime_handle_ref(ndev, prime_fd, &nvbo);
+	close(prime_fd);
+	if (ret < 0)
+		return ret;
+
+	nouveau_bo_ref(NULL, &nvbo);
+	drm_intel_bo_unreference(test_intel_bo);
+	return 0;
+}
+
+/*
+ * prime test 2 -
+ * allocate buffer on nouveau
+ * set prime on buffer,
+ * retrive buffer from intel
+ * close prime_fd,
+ *  unref buffers
+ */
+static int test2(void)
+{
+	int ret;
+	drm_intel_bo *test_intel_bo;
+	int prime_fd;
+	struct nouveau_bo *nvbo;
+
+	ret = nouveau_bo_new(ndev, NOUVEAU_BO_GART | NOUVEAU_BO_MAP,
+			     0, BO_SIZE, NULL, &nvbo);
+	if (ret < 0)
+		return ret;
+	ret = nouveau_bo_set_prime(nvbo, &prime_fd);
+	if (ret < 0)
+		return ret;
+
+	test_intel_bo = drm_intel_bo_gem_create_from_prime(bufmgr, prime_fd, BO_SIZE);
+	close(prime_fd);
+	if (!test_intel_bo)
+		return -1;
+
+	nouveau_bo_ref(NULL, &nvbo);
+	drm_intel_bo_unreference(test_intel_bo);
+	return 0;
+}
+
+/*
+ * allocate intel, give to nouveau, map on nouveau
+ * write 0xdeadbeef, non-gtt map on intel, read
+ */
+static int test3(void)
+{
+	int ret;
+	drm_intel_bo *test_intel_bo;
+	int prime_fd;
+	struct nouveau_bo *nvbo = NULL;
+	uint32_t *ptr;
+
+	test_intel_bo = drm_intel_bo_alloc(bufmgr, "test bo", BO_SIZE, 4096);
+
+	drm_intel_bo_gem_export_to_prime(test_intel_bo, &prime_fd);
+
+	ret = nouveau_bo_prime_handle_ref(ndev, prime_fd, &nvbo);
+	if (ret < 0) {
+		fprintf(stderr,"failed to ref prime buffer %d\n", ret);
+		close(prime_fd);
+		goto free_intel;
+	}
+	close(prime_fd);
+		goto free_intel;
+
+	ret = nouveau_bo_map(nvbo, NOUVEAU_BO_RDWR, nclient);
+	if (ret < 0) {
+		fprintf(stderr,"failed to map nouveau bo\n");
+		goto out;
+	}
+
+	ptr = nvbo->map;
+	*ptr = 0xdeadbeef;
+
+	drm_intel_bo_map(test_intel_bo, 1);
+
+	ptr = test_intel_bo->virtual;
+
+	if (*ptr != 0xdeadbeef) {
+		fprintf(stderr,"mapped value doesn't match\n");
+		ret = -1;
+	}
+out:
+	nouveau_bo_ref(NULL, &nvbo);
+free_intel:
+	drm_intel_bo_unreference(test_intel_bo);
+	return ret;
+}
+
+/*
+ * allocate intel, give to nouveau, map on nouveau
+ * write 0xdeadbeef, gtt map on intel, read
+ */
+static int test4(void)
+{
+	int ret;
+	drm_intel_bo *test_intel_bo;
+	int prime_fd;
+	struct nouveau_bo *nvbo = NULL;
+	uint32_t *ptr;
+
+	test_intel_bo = drm_intel_bo_alloc(bufmgr, "test bo", BO_SIZE, 4096);
+
+	drm_intel_bo_gem_export_to_prime(test_intel_bo, &prime_fd);
+
+	ret = nouveau_bo_prime_handle_ref(ndev, prime_fd, &nvbo);
+	close(prime_fd);
+	if (ret < 0) {
+		fprintf(stderr,"failed to ref prime buffer\n");
+		return ret;
+	}
+
+	ret = nouveau_bo_map(nvbo, NOUVEAU_BO_RDWR, nclient);
+	if (ret < 0) {
+		fprintf(stderr,"failed to map nouveau bo\n");
+		goto out;
+	}
+
+
+	ptr = nvbo->map;
+	*ptr = 0xdeadbeef;
+
+	drm_intel_gem_bo_map_gtt(test_intel_bo);
+	ptr = test_intel_bo->virtual;
+
+	if (*ptr != 0xdeadbeef) {
+		fprintf(stderr,"mapped value doesn't match\n");
+		ret = -1;
+	}
+out:
+	nouveau_bo_ref(NULL, &nvbo);
+	drm_intel_bo_unreference(test_intel_bo);
+	return ret;
+}
+
+/* test drm_intel_bo_map doesn't work properly,
+   this tries to map the backing shmem fd, which doesn't exist
+   for these objects */
+static int test5(void)
+{
+	int ret;
+	drm_intel_bo *test_intel_bo;
+	int prime_fd;
+	struct nouveau_bo *nvbo;
+	uint32_t *ptr;
+
+	ret = nouveau_bo_new(ndev, NOUVEAU_BO_GART | NOUVEAU_BO_MAP,
+			     0, BO_SIZE, NULL, &nvbo);
+	if (ret < 0)
+		return ret;
+	ret = nouveau_bo_set_prime(nvbo, &prime_fd);
+	if (ret < 0)
+		return ret;
+
+	test_intel_bo = drm_intel_bo_gem_create_from_prime(bufmgr, prime_fd, BO_SIZE);
+	close(prime_fd);
+	if (!test_intel_bo)
+		return -1;
+
+	ret = nouveau_bo_map(nvbo, NOUVEAU_BO_RDWR, nclient);
+	if (ret < 0) {
+		fprintf(stderr,"failed to map nouveau bo\n");
+		goto out;
+	}
+
+	ptr = nvbo->map;
+	*ptr = 0xdeadbeef;
+
+	ret = drm_intel_bo_map(test_intel_bo, 0);
+	if (ret != 0) {
+		/* failed to map the bo is expected */
+		ret = 0;
+		goto out;
+	}
+	if (!test_intel_bo->virtual) {
+		ret = 0;
+		goto out;
+	}
+	ptr = test_intel_bo->virtual;
+
+	if (*ptr != 0xdeadbeef) {
+		fprintf(stderr,"mapped value doesn't match %08x\n", *ptr);
+		ret = -1;
+	}
+ out:
+	nouveau_bo_ref(NULL, &nvbo);
+	drm_intel_bo_unreference(test_intel_bo);
+	return ret;
+}
+
+/* test drm_intel_bo_map_gtt works properly,
+   this tries to map the backing shmem fd, which doesn't exist
+   for these objects */
+static int test6(void)
+{
+	int ret;
+	drm_intel_bo *test_intel_bo;
+	int prime_fd;
+	struct nouveau_bo *nvbo;
+	uint32_t *ptr;
+
+	ret = nouveau_bo_new(ndev, NOUVEAU_BO_GART | NOUVEAU_BO_MAP,
+			     0, BO_SIZE, NULL, &nvbo);
+	if (ret < 0)
+		return ret;
+	ret = nouveau_bo_set_prime(nvbo, &prime_fd);
+	if (ret < 0)
+		return ret;
+
+	test_intel_bo = drm_intel_bo_gem_create_from_prime(bufmgr, prime_fd, BO_SIZE);
+	close(prime_fd);
+	if (!test_intel_bo)
+		return -1;
+
+	ret = nouveau_bo_map(nvbo, NOUVEAU_BO_RDWR, nclient);
+	if (ret < 0) {
+		fprintf(stderr,"failed to map nouveau bo\n");
+		goto out;
+	}
+
+	ptr = nvbo->map;
+	*ptr = 0xdeadbeef;
+	*(ptr + 1) = 0xa55a55;
+
+	ret = drm_intel_gem_bo_map_gtt(test_intel_bo);
+	if (ret != 0) {
+		fprintf(stderr,"failed to map bo\n");
+		goto out;
+	}
+	if (!test_intel_bo->virtual) {
+		ret = -1;
+		fprintf(stderr,"failed to map bo\n");
+		goto out;
+	}
+	ptr = test_intel_bo->virtual;
+
+	if (*ptr != 0xdeadbeef) {
+		fprintf(stderr,"mapped value doesn't match %08x %08x\n", *ptr, *(ptr + 1));
+		ret = -1;
+	}
+ out:
+	nouveau_bo_ref(NULL, &nvbo);
+	drm_intel_bo_unreference(test_intel_bo);
+	return ret;
+}
+
+static int do_read(int fd, int handle, void *buf, int offset, int size)
+{
+        struct drm_i915_gem_pread intel_pread;
+
+        /* Ensure that we don't have any convenient data in buf in case
+         * we fail.
+         */
+        memset(buf, 0xd0, size);
+
+        memset(&intel_pread, 0, sizeof(intel_pread));
+        intel_pread.handle = handle;
+        intel_pread.data_ptr = (uintptr_t)buf;
+        intel_pread.size = size;
+        intel_pread.offset = offset;
+
+        return ioctl(fd, DRM_IOCTL_I915_GEM_PREAD, &intel_pread);
+}
+
+static int do_write(int fd, int handle, void *buf, int offset, int size)
+{
+        struct drm_i915_gem_pwrite intel_pwrite;
+
+        memset(&intel_pwrite, 0, sizeof(intel_pwrite));
+        intel_pwrite.handle = handle;
+        intel_pwrite.data_ptr = (uintptr_t)buf;
+        intel_pwrite.size = size;
+        intel_pwrite.offset = offset;
+
+        return ioctl(fd, DRM_IOCTL_I915_GEM_PWRITE, &intel_pwrite);
+}
+
+/* test 7 - import from nouveau into intel, test pread/pwrite fail */
+static int test7(void)
+{
+	int ret;
+	drm_intel_bo *test_intel_bo;
+	int prime_fd;
+	struct nouveau_bo *nvbo;
+	uint32_t *ptr;
+	uint32_t buf[64];
+
+	ret = nouveau_bo_new(ndev, NOUVEAU_BO_GART | NOUVEAU_BO_MAP,
+			     0, BO_SIZE, NULL, &nvbo);
+	if (ret < 0)
+		return ret;
+	ret = nouveau_bo_set_prime(nvbo, &prime_fd);
+	if (ret < 0)
+		return ret;
+
+	test_intel_bo = drm_intel_bo_gem_create_from_prime(bufmgr, prime_fd, BO_SIZE);
+	close(prime_fd);
+	if (!test_intel_bo)
+		return -1;
+
+	ret = nouveau_bo_map(nvbo, NOUVEAU_BO_RDWR, nclient);
+	if (ret < 0) {
+		fprintf(stderr,"failed to map nouveau bo\n");
+		goto out;
+	}
+
+	ptr = nvbo->map;
+	*ptr = 0xdeadbeef;
+
+	ret = do_read(intel_fd, test_intel_bo->handle, buf, 0, 256);
+	if (ret != -1) {
+		fprintf(stderr,"pread succeedded %d\n", ret);
+		goto out;
+	}
+	buf[0] = 0xabcdef55;
+
+	ret = do_write(intel_fd, test_intel_bo->handle, buf, 0, 4);
+	if (ret != -1) {
+		fprintf(stderr,"pwrite succeedded\n");
+		goto out;
+	}
+	ret = 0;
+ out:
+	nouveau_bo_ref(NULL, &nvbo);
+	drm_intel_bo_unreference(test_intel_bo);
+	return ret;
+}
+
+static void
+set_bo(drm_intel_bo *bo, uint32_t val, int width, int height)
+{
+        int size = width * height;
+        uint32_t *vaddr;
+
+        drm_intel_gem_bo_start_gtt_access(bo, true);
+        vaddr = bo->virtual;
+        while (size--)
+                *vaddr++ = val;
+}
+
+static drm_intel_bo *
+create_bo(drm_intel_bufmgr *ibufmgr, uint32_t val, int width, int height)
+{
+        drm_intel_bo *bo;
+
+        bo = drm_intel_bo_alloc(ibufmgr, "bo", 4*width*height, 0);
+        assert(bo);
+
+        /* gtt map doesn't have a write parameter, so just keep the mapping
+         * around (to avoid the set_domain with the gtt write domain set) and
+         * manually tell the kernel when we start access the gtt. */
+        drm_intel_gem_bo_map_gtt(bo);
+
+        set_bo(bo, val, width, height);
+
+        return bo;
+}
+
+/* use intel hw to fill the BO with a blit from another BO,
+   then readback from the nouveau bo, check value is correct */
+static int test8(void)
+{
+	int ret;
+	drm_intel_bo *test_intel_bo, *src_bo;
+	int prime_fd;
+	struct nouveau_bo *nvbo = NULL;
+	uint32_t *ptr;
+
+	src_bo = create_bo(bufmgr, 0xaa55aa55, 256, 1);
+
+	test_intel_bo = drm_intel_bo_alloc(bufmgr, "test bo", BO_SIZE, 4096);
+
+	drm_intel_bo_gem_export_to_prime(test_intel_bo, &prime_fd);
+
+	ret = nouveau_bo_prime_handle_ref(ndev, prime_fd, &nvbo);
+	close(prime_fd);
+	if (ret < 0) {
+		fprintf(stderr,"failed to ref prime buffer\n");
+		return ret;
+	}
+
+	intel_copy_bo(intel_batch, test_intel_bo, src_bo, 256, 1);
+
+	ret = nouveau_bo_map(nvbo, NOUVEAU_BO_RDWR, nclient);
+	if (ret < 0) {
+		fprintf(stderr,"failed to map nouveau bo\n");
+		goto out;
+	}
+
+	drm_intel_bo_map(test_intel_bo, 0);
+
+	ptr = nvbo->map;
+	if (*ptr != 0xaa55aa55) {
+		fprintf(stderr,"mapped value doesn't match\n");
+		ret = -1;
+	}
+out:
+	nouveau_bo_ref(NULL, &nvbo);
+	drm_intel_bo_unreference(test_intel_bo);
+	return ret;
+}
+
+/* test 8 use nouveau to do blit */
+
+/* test 9 nouveau copy engine?? */
+
+int main(int argc, char **argv)
+{
+	int ret;
+
+	ret = find_and_open_devices();
+	if (ret < 0)
+		return ret;
+
+	if (nouveau_fd == -1 || intel_fd == -1) {
+		fprintf(stderr,"failed to find intel and nouveau GPU\n");
+		return 77;
+	}
+
+	/* set up intel bufmgr */
+	bufmgr = drm_intel_bufmgr_gem_init(intel_fd, 4096);
+	drm_intel_bufmgr_gem_enable_reuse(bufmgr);
+
+	/* set up nouveau bufmgr */
+	ret = nouveau_device_wrap(nouveau_fd, 0, &ndev);
+	if (ret < 0) {
+		fprintf(stderr,"failed to wrap nouveau device\n");
+		return 77;
+	}
+
+	ret = nouveau_client_new(ndev, &nclient);
+	if (ret < 0) {
+		fprintf(stderr,"failed to setup nouveau client\n");
+		return -1;
+	}
+
+	/* set up an intel batch buffer */
+	devid = intel_get_drm_devid(intel_fd);
+	intel_batch = intel_batchbuffer_alloc(bufmgr, devid);
+
+	/* create an object on the i915 */
+	ret = test1();
+	if (ret)
+		fprintf(stderr,"prime_test: failed test 1\n");
+
+	ret = test2();
+	if (ret)
+		fprintf(stderr,"prime_test: failed test 2\n");
+
+	ret = test3();
+	if (ret)
+		fprintf(stderr,"prime_test: failed test 3\n");
+
+	ret = test4();
+	if (ret)
+		fprintf(stderr,"prime_test: failed test 4\n");
+
+	ret = test5();
+	if (ret)
+		fprintf(stderr,"prime_test: failed test 5\n");
+
+	ret = test6();
+	if (ret)
+		fprintf(stderr,"prime_test: failed test 6\n");
+
+	ret = test7();
+	if (ret)
+		fprintf(stderr,"prime_test: failed test 7\n");
+
+	intel_batchbuffer_free(intel_batch);
+
+	nouveau_device_del(&ndev);
+	drm_intel_bufmgr_destroy(bufmgr);
+
+	close(intel_fd);
+	close(nouveau_fd);
+
+	return ret;
+}