From fc54f2eaa8f55ceb4955d31ef6d8b36645c6910f Mon Sep 17 00:00:00 2001 From: Maarten Lankhorst Date: Tue, 14 Aug 2012 18:25:50 +0200 Subject: satisfy danvet's OC and add skip codes, but mostly satisfy danvet's OCD --- tests/prime_nv_test.c | 575 ++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 575 insertions(+) create mode 100644 tests/prime_nv_test.c (limited to 'tests/prime_nv_test.c') 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 +#include +#include +#include +#include +#include +#include + +#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; +} -- cgit v1.2.3