[RFC libdrm 5/6] tegra: Add helper library for tests

From: Thierry Reding treding@nvidia.com

This library provides helpers for common functionality needed by test programs.

Signed-off-by: Thierry Reding treding@nvidia.com --- tests/tegra/Makefile.am | 10 +- tests/tegra/drm-test-tegra.c | 132 ++++++++++++++++++++++ tests/tegra/drm-test-tegra.h | 55 +++++++++ tests/tegra/drm-test.c | 261 +++++++++++++++++++++++++++++++++++++++++++ tests/tegra/drm-test.h | 73 ++++++++++++ 5 files changed, 530 insertions(+), 1 deletion(-) create mode 100644 tests/tegra/drm-test-tegra.c create mode 100644 tests/tegra/drm-test-tegra.h create mode 100644 tests/tegra/drm-test.c create mode 100644 tests/tegra/drm-test.h

diff --git a/tests/tegra/Makefile.am b/tests/tegra/Makefile.am index 7039f09d38aa..90b11b278a42 100644 --- a/tests/tegra/Makefile.am +++ b/tests/tegra/Makefile.am @@ -4,8 +4,16 @@ AM_CPPFLAGS = \

AM_CFLAGS = -Wall -Werror

+noinst_LTLIBRARIES = libdrm-test.la +libdrm_test_la_SOURCES = \ + drm-test.c \ + drm-test.h \ + drm-test-tegra.c \ + drm-test-tegra.h + LDADD = \ - ../../tegra/libdrm_tegra.la + ../../tegra/libdrm_tegra.la \ + libdrm-test.la

TESTS = \ openclose \ diff --git a/tests/tegra/drm-test-tegra.c b/tests/tegra/drm-test-tegra.c new file mode 100644 index 000000000000..69605b9595b6 --- /dev/null +++ b/tests/tegra/drm-test-tegra.c @@ -0,0 +1,132 @@ +/* + * Copyright © 2014 NVIDIA 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 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 COPYRIGHT HOLDER(S) OR AUTHOR(S) 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 <errno.h> +#include <stdio.h> + +#include "drm-test-tegra.h" +#include "tegra.h" + +int drm_tegra_gr2d_open(struct drm_tegra_gr2d **gr2dp, struct drm_tegra *drm) +{ + struct drm_tegra_gr2d *gr2d; + int err; + + gr2d = calloc(1, sizeof(*gr2d)); + if (!gr2d) + return -ENOMEM; + + gr2d->drm = drm; + + err = drm_tegra_channel_open(&gr2d->channel, drm, DRM_TEGRA_GR2D); + if (err < 0) { + free(gr2d); + return err; + } + + *gr2dp = gr2d; + + return 0; +} + +int drm_tegra_gr2d_close(struct drm_tegra_gr2d *gr2d) +{ + if (!gr2d) + return -EINVAL; + + drm_tegra_channel_close(gr2d->channel); + free(gr2d); + + return 0; +} + +int drm_tegra_gr2d_fill(struct drm_tegra_gr2d *gr2d, struct drm_framebuffer *fb, + unsigned int x, unsigned int y, unsigned int width, + unsigned int height, uint32_t color) +{ + struct drm_tegra_bo *fbo = fb->data; + struct drm_tegra_pushbuf *pushbuf; + struct drm_tegra_fence *fence; + struct drm_tegra_job *job; + struct drm_tegra_bo *bo; + int err; + + err = drm_tegra_job_new(&job, gr2d->channel); + if (err < 0) + return err; + + err = drm_tegra_bo_new(&bo, gr2d->drm, 0, 4096); + if (err < 0) + return err; + + err = drm_tegra_pushbuf_new(&pushbuf, job, bo, 0); + if (err < 0) + return err; + + *pushbuf->ptr++ = HOST1X_OPCODE_SETCL(0, HOST1X_CLASS_GR2D, 0); + + *pushbuf->ptr++ = HOST1X_OPCODE_MASK(0x9, 0x9); + *pushbuf->ptr++ = 0x0000003a; + *pushbuf->ptr++ = 0x00000000; + + *pushbuf->ptr++ = HOST1X_OPCODE_MASK(0x1e, 0x7); + *pushbuf->ptr++ = 0x00000000; + *pushbuf->ptr++ = (2 << 16) | (1 << 6) | (1 << 2); + *pushbuf->ptr++ = 0x000000cc; + + *pushbuf->ptr++ = HOST1X_OPCODE_MASK(0x2b, 0x9); + drm_tegra_pushbuf_relocate(pushbuf, fbo, 0, 0); + *pushbuf->ptr++ = 0xdeadbeef; + *pushbuf->ptr++ = fb->pitch; + + *pushbuf->ptr++ = HOST1X_OPCODE_NONINCR(0x35, 1); + *pushbuf->ptr++ = color; + + *pushbuf->ptr++ = HOST1X_OPCODE_NONINCR(0x46, 1); + *pushbuf->ptr++ = 0x00000000; + + *pushbuf->ptr++ = HOST1X_OPCODE_MASK(0x38, 0x5); + *pushbuf->ptr++ = height << 16 | width; + *pushbuf->ptr++ = y << 16 | x; + + err = drm_tegra_job_submit(job, &fence); + if (err < 0) { + fprintf(stderr, "failed to submit job: %d\n", err); + return err; + } + + err = drm_tegra_fence_wait(fence); + if (err < 0) { + fprintf(stderr, "failed to wait for fence: %d\n", err); + return err; + } + + drm_tegra_pushbuf_free(pushbuf); + drm_tegra_bo_put(bo); + drm_tegra_job_free(job); + + return 0; +} diff --git a/tests/tegra/drm-test-tegra.h b/tests/tegra/drm-test-tegra.h new file mode 100644 index 000000000000..d1cb6b1ee440 --- /dev/null +++ b/tests/tegra/drm-test-tegra.h @@ -0,0 +1,55 @@ +/* + * Copyright © 2014 NVIDIA 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 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 COPYRIGHT HOLDER(S) OR AUTHOR(S) 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. + */ + +#ifndef TEGRA_DRM_TEST_TEGRA_H +#define TEGRA_DRM_TEST_TEGRA_H + +#include "drm-test.h" +#include "tegra.h" + +#define HOST1X_OPCODE_SETCL(offset, classid, mask) \ + ((0x0 << 28) | (((offset) & 0xfff) << 16) | (((classid) & 0x3ff) << 6) | ((mask) & 0x3f)) +#define HOST1X_OPCODE_INCR(offset, count) \ + ((0x1 << 28) | (((offset) & 0xfff) << 16) | ((count) & 0xffff)) +#define HOST1X_OPCODE_NONINCR(offset, count) \ + ((0x2 << 28) | (((offset) & 0xfff) << 16) | ((count) & 0xffff)) +#define HOST1X_OPCODE_MASK(offset, mask) \ + ((0x3 << 28) | (((offset) & 0xfff) << 16) | ((mask) & 0xffff)) +#define HOST1X_OPCODE_IMM(offset, data) \ + ((0x4 << 28) | (((offset) & 0xfff) << 16) | ((data) & 0xffff)) +#define HOST1X_OPCODE_EXTEND(subop, value) \ + ((0xe << 28) | (((subop) & 0xf) << 24) | ((value) & 0xffffff)) + +#define HOST1X_CLASS_GR2D 0x51 + +struct drm_tegra_gr2d { + struct drm_tegra *drm; + struct drm_tegra_channel *channel; +}; + +int drm_tegra_gr2d_open(struct drm_tegra_gr2d **gr2dp, struct drm_tegra *drm); +int drm_tegra_gr2d_close(struct drm_tegra_gr2d *gr2d); +int drm_tegra_gr2d_fill(struct drm_tegra_gr2d *gr2d, struct drm_framebuffer *fb, + unsigned int x, unsigned int y, unsigned int width, + unsigned int height, uint32_t color); + +#endif diff --git a/tests/tegra/drm-test.c b/tests/tegra/drm-test.c new file mode 100644 index 000000000000..8cfacf466494 --- /dev/null +++ b/tests/tegra/drm-test.c @@ -0,0 +1,261 @@ +/* + * Copyright © 2014 NVIDIA 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 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 COPYRIGHT HOLDER(S) OR AUTHOR(S) 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 <errno.h> +#include <fcntl.h> +#include <stdbool.h> +#include <stdint.h> +#include <stdio.h> +#include <stdlib.h> +#include <string.h> +#include <unistd.h> + +#include <sys/ioctl.h> + +#include "xf86drm.h" +#include "xf86drmMode.h" +#include "drm_fourcc.h" + +#include "drm-test.h" + +static int drm_screen_probe_connector(struct drm_screen *screen, + drmModeConnectorPtr connector) +{ + drmModeEncoderPtr encoder; + drmModeCrtcPtr crtc; + drmModeFBPtr fb; + + encoder = drmModeGetEncoder(screen->fd, connector->encoder_id); + if (!encoder) + return -ENODEV; + + crtc = drmModeGetCrtc(screen->fd, encoder->crtc_id); + if (!crtc) { + drmModeFreeEncoder(encoder); + return -ENODEV; + } + + screen->old_fb = crtc->buffer_id; + + fb = drmModeGetFB(screen->fd, crtc->buffer_id); + if (!fb) { + /* TODO: create new framebuffer */ + drmModeFreeEncoder(encoder); + drmModeFreeCrtc(crtc); + return -ENOSYS; + } + + screen->connector = connector->connector_id; + screen->old_fb = crtc->buffer_id; + screen->crtc = encoder->crtc_id; + /* TODO: check crtc->mode_valid */ + screen->mode = crtc->mode; + + screen->width = fb->width; + screen->height = fb->height; + screen->pitch = fb->pitch; + screen->depth = fb->depth; + screen->bpp = fb->bpp; + + drmModeFreeEncoder(encoder); + drmModeFreeCrtc(crtc); + drmModeFreeFB(fb); + + return 0; +} + +int drm_screen_open(struct drm_screen **screenp, int fd) +{ + drmModeConnectorPtr connector; + struct drm_screen *screen; + bool found = false; + drmModeResPtr res; + unsigned int i; + int err; + + if (!screenp || fd < 0) + return -EINVAL; + + screen = calloc(1, sizeof(*screen)); + if (!screen) + return -ENOMEM; + + screen->format = DRM_FORMAT_XRGB8888; + screen->fd = fd; + + res = drmModeGetResources(fd); + if (!res) { + free(screen); + return -ENOMEM; + } + + for (i = 0; i < res->count_connectors; i++) { + connector = drmModeGetConnector(fd, res->connectors[i]); + if (!connector) + continue; + + if (connector->connection != DRM_MODE_CONNECTED) { + drmModeFreeConnector(connector); + continue; + } + + err = drm_screen_probe_connector(screen, connector); + if (err < 0) { + drmModeFreeConnector(connector); + continue; + } + + found = true; + break; + } + + drmModeFreeResources(res); + + if (!found) { + free(screen); + return -ENODEV; + } + + *screenp = screen; + + return 0; +} + +int drm_screen_close(struct drm_screen *screen) +{ + struct drm_gem_close args; + int err; + + err = drmModeSetCrtc(screen->fd, screen->crtc, screen->old_fb, 0, 0, + &screen->connector, 1, &screen->mode); + if (err < 0) { + fprintf(stderr, "drmModeSetCrtc() failed: %m\n"); + return -errno; + } + + err = drmModeRmFB(screen->fd, screen->fb); + if (err < 0) { + fprintf(stderr, "drmModeRmFB() failed: %m\n"); + return -errno; + } + + memset(&args, 0, sizeof(args)); + args.handle = screen->handle; + + err = ioctl(screen->fd, DRM_IOCTL_GEM_CLOSE, &args); + if (err < 0) { + fprintf(stderr, "ioctl(DRM_IOCTL_GEM_CLOSE) failed: %m\n"); + return -errno; + } + + return 0; +} + +int drm_framebuffer_new(struct drm_framebuffer **fbp, + struct drm_screen *screen, uint32_t handle, + unsigned int width, unsigned int height, + unsigned int pitch, uint32_t format, + void *data) +{ + struct drm_framebuffer *fb; + uint32_t handles[4]; + uint32_t pitches[4]; + uint32_t offsets[4]; + int err; + + fb = calloc(1, sizeof(*fb)); + if (!fb) + return -ENOMEM; + + fb->fd = screen->fd; + fb->width = width; + fb->height = height; + fb->pitch = pitch; + fb->format = format; + fb->data = data; + + handles[0] = handle; + pitches[0] = pitch; + offsets[0] = 0; + + err = drmModeAddFB2(screen->fd, width, height, format, handles, + pitches, offsets, &fb->handle, 0); + if (err < 0) + return -errno; + + *fbp = fb; + + return 0; +} + +int drm_framebuffer_free(struct drm_framebuffer *fb) +{ + int err; + + err = drmModeRmFB(fb->fd, fb->handle); + if (err < 0) + return -errno; + + free(fb); + + return 0; +} + +int drm_screen_set_framebuffer(struct drm_screen *screen, + struct drm_framebuffer *fb) +{ + int err; + + err = drmModeSetCrtc(screen->fd, screen->crtc, fb->handle, 0, 0, + &screen->connector, 1, &screen->mode); + if (err < 0) + return -errno; + + return 0; +} + +int drm_open(const char *path) +{ + int fd, err; + + fd = open(path, O_RDWR); + if (fd < 0) + return -errno; + + err = drmSetMaster(fd); + if (err < 0) { + close(fd); + return -errno; + } + + return fd; +} + +void drm_close(int fd) +{ + drmDropMaster(fd); + close(fd); +} diff --git a/tests/tegra/drm-test.h b/tests/tegra/drm-test.h new file mode 100644 index 000000000000..ebdd255509dd --- /dev/null +++ b/tests/tegra/drm-test.h @@ -0,0 +1,73 @@ +/* + * Copyright © 2014 NVIDIA 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 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 COPYRIGHT HOLDER(S) OR AUTHOR(S) 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. + */ + +#ifndef TEGRA_DRM_TEST_H +#define TEGRA_DRM_TEST_H + +#include <stdint.h> +#include <stdlib.h> + +#include "xf86drmMode.h" + +struct drm_screen { + int fd; + + unsigned int width; + unsigned int height; + unsigned int pitch; + unsigned int depth; + unsigned int bpp; + + drmModeModeInfo mode; + uint32_t fb, old_fb; + uint32_t connector; + uint32_t format; + uint32_t handle; + uint32_t crtc; +}; + +struct drm_framebuffer { + unsigned int width; + unsigned int height; + unsigned int pitch; + uint32_t format; + uint32_t handle; + void *data; + int fd; +}; + +int drm_screen_open(struct drm_screen **screenp, int fd); +int drm_screen_close(struct drm_screen *screen); +int drm_screen_set_framebuffer(struct drm_screen *screen, + struct drm_framebuffer *fb); + +int drm_framebuffer_new(struct drm_framebuffer **fbp, + struct drm_screen *screen, uint32_t handle, + unsigned int width, unsigned int height, + unsigned int pitch, uint32_t format, + void *data); +int drm_framebuffer_free(struct drm_framebuffer *fb); + +int drm_open(const char *path); +void drm_close(int fd); + +#endif