mg::PlatformPriority probe_graphics_platform(mo::ProgramOption const& options)
{
mir::assert_entry_point_signature<mg::PlatformProbe>(&probe_graphics_platform);
auto const unparsed_arguments = options.unparsed_command_line();
auto platform_option_used = false;
for (auto const& token : unparsed_arguments)
{
if (token == (std::string("--") + vt_option_name))
platform_option_used = true;
}
if (options.is_set(vt_option_name))
platform_option_used = true;
auto udev = std::make_shared<mir::udev::Context>();
mir::udev::Enumerator drm_devices{udev};
drm_devices.match_subsystem("drm");
drm_devices.match_sysname("card[0-9]*");
drm_devices.scan_devices();
if (drm_devices.begin() == drm_devices.end())
return mg::PlatformPriority::unsupported;
// Check for master
int tmp_fd = -1;
for (auto& device : drm_devices)
{
tmp_fd = open(device.devnode(), O_RDWR | O_CLOEXEC);
if (tmp_fd >= 0)
break;
}
if (tmp_fd >= 0)
{
if (drmSetMaster(tmp_fd) >= 0)
{
drmDropMaster(tmp_fd);
drmClose(tmp_fd);
return mg::PlatformPriority::best;
}
else
drmClose(tmp_fd);
}
if (platform_option_used)
return mg::PlatformPriority::best;
return mg::PlatformPriority::unsupported;
}
static void
FreeRec(ScrnInfoPtr pScrn)
{
modesettingPtr ms;
if (!pScrn)
return;
ms = modesettingPTR(pScrn);
if (!ms)
return;
pScrn->driverPrivate = NULL;
if (ms->fd > 0) {
int ret;
if (ms->pEnt->location.type == BUS_PCI)
ret = drmClose(ms->fd);
else
#ifdef XF86_PDEV_SERVER_FD
if (!(ms->pEnt->location.type == BUS_PLATFORM &&
(ms->pEnt->location.id.plat->flags & XF86_PDEV_SERVER_FD)))
#endif
ret = close(ms->fd);
(void) ret;
}
free(ms->Options);
free(ms);
}
void Rk30MaliDRI2_Close(ScreenPtr pScreen)
{
ScrnInfoPtr pScrn = xf86Screens[pScreen->myNum];
FBDevPtr pMxv = FBDEVPTR(pScrn);
if (pMxv->Rk30Mali != NULL) {
OvlHWPtr overlay = pMxv->OvlHW;
Rk30MaliPtr rk_3d = pMxv->Rk30Mali;
/* Unwrap functions */
pScreen->DestroyWindow = rk_3d->DestroyWindow;
// pScreen->PostValidateTree = rk_3d->PostValidateTree;
// pScreen->GetImage = rk_3d->GetImage;
pScreen->DestroyPixmap = rk_3d->DestroyPixmap;
OvlFreeMemPg(pScrn, rk_3d->PMemBuf);
// Reset_3DOvl(pScreen,1);
if(rk_3d->buf_back){
free(rk_3d->buf_back);
rk_3d->buf_back = NULL;
}
DRI2CloseScreen(pScreen);
drmClose(rk_3d->drm_fd);
free(rk_3d);
rk_3d = NULL;
}
}
int mgm::drm_close_threadsafe(int fd)
{
static std::mutex m;
std::lock_guard<std::mutex> lg{m};
return drmClose(fd);
}
bool CDRMUtils::OpenDrm()
{
std::vector<const char*>modules =
{
"i915",
"amdgpu",
"radeon",
"nouveau",
"vmwgfx",
"msm",
"imx-drm",
"rockchip",
"vc4",
"virtio_gpu",
"sun4i-drm",
};
for(int i = 0; i < 10; ++i)
{
std::string device = "/dev/dri/card";
device.append(std::to_string(i));
for (auto module : modules)
{
m_fd = drmOpen(module, device.c_str());
if (m_fd >= 0)
{
if(!GetResources())
{
continue;
}
if(!GetConnector())
{
continue;
}
drmModeFreeResources(m_drm_resources);
m_drm_resources = nullptr;
drmModeFreeConnector(m_connector->connector);
m_connector->connector = nullptr;
drmModeFreeObjectProperties(m_connector->props);
m_connector->props = nullptr;
drmModeFreeProperty(*m_connector->props_info);
*m_connector->props_info = nullptr;
CLog::Log(LOGDEBUG, "CDRMUtils::%s - opened device: %s using module: %s", __FUNCTION__, device.c_str(), module);
return true;
}
drmClose(m_fd);
m_fd = -1;
}
}
return false;
}
EGLBoolean
drm_terminate(_EGLDriver *drv, _EGLDisplay *dpy)
{
struct drm_device *dev = lookup_drm_device(dpy);
struct drm_screen *screen;
int i = 0;
_eglReleaseDisplayResources(drv, dpy);
_eglCleanupDisplay(dpy);
drmFreeVersion(dev->version);
for (i = 0; i < dev->count_screens; i++) {
screen = dev->screens[i];
if (screen->shown)
drm_takedown_shown_screen(dpy, screen);
drmModeFreeProperty(screen->dpms);
drmModeFreeConnector(screen->connector);
_eglDestroyScreen(&screen->base);
dev->screens[i] = NULL;
}
dev->screen->destroy(dev->screen);
dev->winsys = NULL;
drmClose(dev->drmFD);
dev->api->destroy(dev->api);
free(dev);
dpy->DriverData = NULL;
return EGL_TRUE;
}
void drm_cleanup()
{
if (gDrmCxt.drmFD > 0)
drmClose(gDrmCxt.drmFD);
if (gDrmCxt.hdmiConnector)
drmModeFreeConnector(gDrmCxt.hdmiConnector);
memset(&gDrmCxt, 0, sizeof(drmContext));
}
void IntelHWComposerDrm::drmDestroy()
{
ALOGD_IF(ALLOW_MONITOR_PRINT, "%s: destroying...\n", __func__);
if(mDrmFd > 0) {
drmClose(mDrmFd);
mDrmFd = -1;
}
}
/**
* \brief The screen is being closed, so clean up any state and free any
* resources used by the DRI.
*
* \param ctx display handle.
*
* Unmaps the SAREA, closes the DRM device file descriptor and frees the driver
* private data.
*/
static void R128HaltFBDev( DRIDriverContext *ctx )
{
drmUnmap( ctx->pSAREA, ctx->shared.SAREASize );
drmClose(ctx->drmFD);
if (ctx->driverPrivate) {
free(ctx->driverPrivate);
ctx->driverPrivate = 0;
}
}
/*!***********************************************************************
@Function OsReleaseOS
@description Destroys main window
*************************************************************************/
void PVRShellInit::OsReleaseOS()
{
gbm_surface_destroy(m_psGbmSurface);
gbm_device_destroy(m_psGbmDev);
drmModeFreeCrtc(m_psDrmCrtc);
drmModeFreeEncoder(m_psDrmEncoder);
drmModeFreeConnector(m_psDrmConnector);
drmModeFreeResources(m_psDrmResources);
drmClose(m_i32DrmFile);
}
int main(int argc, char *argv[])
{
static const char optstr[] = "D:M:";
int c, args, ret = 0;
char *device = NULL;
char *module = NULL;
while ((c = getopt(argc, argv, optstr)) != -1) {
switch (c) {
case 'D':
device = optarg;
break;
case 'M':
module = optarg;
break;
default:
usage(argv[0]);
break;
}
}
args = argc - optind;
fd = util_open(device, module);
if (fd < 0)
return 1;
res = drmModeGetResources(fd);
if (!res) {
fprintf(stderr, "Failed to get resources: %s\n",
strerror(errno));
ret = 1;
goto done;
}
if (args < 1) {
listAllProperties();
} else if (args == 4) {
ret = setProperty(&argv[optind]);
} else {
usage(argv[0]);
ret = 1;
}
drmModeFreeResources(res);
done:
drmClose(fd);
return ret;
}
Rk30MaliDRI2 *Rk30MaliDRI2_Init(ScreenPtr pScreen)
{
int drm_fd;
DRI2InfoRec info;
if (!xf86LoadSubModule(xf86Screens[pScreen->myNum], "dri2"))
return FALSE;
if ((drm_fd = drmOpen("mali_drm", NULL)) < 0) {
ErrorF("Rk30MaliDRI2_Init: drmOpen failed!\n");
return FALSE;
}
if (ump_open() != UMP_OK) {
drmClose(drm_fd);
ErrorF("Rk30MaliDRI2_Init: ump_open() != UMP_OK\n");
return FALSE;
}
info.version = 3;
info.driverName = "rk30-mali";
info.deviceName = "/dev/dri/card0";
info.fd = drm_fd;
info.CreateBuffer = MaliDRI2CreateBuffer;
info.DestroyBuffer = MaliDRI2DestroyBuffer;
info.CopyRegion = MaliDRI2CopyRegion;
if (!DRI2ScreenInit(pScreen, &info)) {
drmClose(drm_fd);
return NULL;
}
else {
Rk30MaliDRI2 *private = calloc(1, sizeof(Rk30MaliDRI2));
private->drm_fd = drm_fd;
return private;
}
static void exit_drm(void)
{
drmModeRes *resources;
int i;
resources = (drmModeRes *)drm.resource_id;
for (i = 0; i < resources->count_connectors; i++) {
drmModeFreeEncoder((drmModeEncoderPtr)drm.encoder[i]);
drmModeFreeConnector(drm.connectors[i]);
}
drmModeFreeResources((drmModeResPtr)drm.resource_id);
drmClose(drm.fd);
return;
}
static void
unload_driver (ply_renderer_backend_t *backend)
{
if (backend->driver == NULL)
return;
ply_trace ("unloading driver");
assert (backend->driver_interface != NULL);
backend->driver_interface->destroy_driver (backend->driver);
backend->driver = NULL;
backend->driver_interface = NULL;
if (backend->device_fd >= 0)
{
drmClose (backend->device_fd);
backend->device_fd = -1;
}
}
int main(int argc, char *argv[])
{
const char *modules[] = { "i915", "radeon", "nouveau", "vmwgfx", "omapdrm", "msm", "rockchip" };
unsigned int i, ret = 0;
for (i = 0; i < ARRAY_SIZE(modules); i++){
fd = drmOpen(modules[i], NULL);
if (fd >= 0) {
printf("Module %s loaded.\n", modules[i]);
break;
}
}
if (i == ARRAY_SIZE(modules)) {
fprintf(stderr, "Failed to load drm modules.\n");
return 1;
}
res = drmModeGetResources(fd);
if (!res) {
fprintf(stderr, "Failed to get resources: %s\n",
strerror(errno));
ret = 1;
goto done;
}
if (argc < 2) {
listAllProperties();
} else if (argc == 5) {
ret = setProperty(argv);
} else {
printUsage();
ret = 1;
}
drmModeFreeResources(res);
done:
drmClose(fd);
return ret;
}
void
NativeStateDRM::cleanup()
{
// Restore CRTC state if necessary
if (crtc_) {
int status = drmModeSetCrtc(fd_, crtc_->crtc_id, crtc_->buffer_id,
crtc_->x, crtc_->y, &connector_->connector_id,
1, &crtc_->mode);
if (status < 0) {
Log::error("Failed to restore original CRTC: %d\n", status);
}
drmModeFreeCrtc(crtc_);
crtc_ = 0;
}
if (surface_) {
gbm_surface_destroy(surface_);
surface_ = 0;
}
if (dev_) {
gbm_device_destroy(dev_);
dev_ = 0;
}
if (connector_) {
drmModeFreeConnector(connector_);
connector_ = 0;
}
if (encoder_) {
drmModeFreeEncoder(encoder_);
encoder_ = 0;
}
if (resources_) {
drmModeFreeResources(resources_);
resources_ = 0;
}
if (fd_ > 0) {
drmClose(fd_);
}
fd_ = 0;
mode_ = 0;
}
static gboolean
gst_kms_sink_stop (GstBaseSink * bsink)
{
GstKMSSink *self;
self = GST_KMS_SINK (bsink);
gst_buffer_replace (&self->last_buffer, NULL);
gst_caps_replace (&self->allowed_caps, NULL);
gst_object_replace ((GstObject **) & self->pool, NULL);
gst_object_replace ((GstObject **) & self->allocator, NULL);
gst_poll_remove_fd (self->poll, &self->pollfd);
gst_poll_restart (self->poll);
gst_poll_fd_init (&self->pollfd);
if (self->fd >= 0) {
drmClose (self->fd);
self->fd = -1;
}
return TRUE;
}
void gfx_ctx_destroy(void)
{
// Make sure we acknowledge all page-flips.
if (waiting_for_flip)
wait_flip(true);
if (g_egl_dpy)
{
if (g_egl_ctx)
{
eglMakeCurrent(g_egl_dpy, EGL_NO_SURFACE, EGL_NO_SURFACE, EGL_NO_CONTEXT);
eglDestroyContext(g_egl_dpy, g_egl_ctx);
}
if (g_egl_surf)
eglDestroySurface(g_egl_dpy, g_egl_surf);
eglTerminate(g_egl_dpy);
}
// Be as careful as possible in deinit.
// If we screw up, the KMS tty will not restore.
g_egl_ctx = NULL;
g_egl_surf = NULL;
g_egl_dpy = NULL;
g_config = 0;
// Restore original CRTC.
if (g_orig_crtc)
{
drmModeSetCrtc(g_drm_fd, g_orig_crtc->crtc_id,
g_orig_crtc->buffer_id,
g_orig_crtc->x,
g_orig_crtc->y,
&g_connector_id, 1, &g_orig_crtc->mode);
drmModeFreeCrtc(g_orig_crtc);
}
if (g_gbm_surface)
gbm_surface_destroy(g_gbm_surface);
if (g_gbm_dev)
gbm_device_destroy(g_gbm_dev);
if (g_encoder)
drmModeFreeEncoder(g_encoder);
if (g_connector)
drmModeFreeConnector(g_connector);
if (g_resources)
drmModeFreeResources(g_resources);
g_gbm_surface = NULL;
g_gbm_dev = NULL;
g_encoder = NULL;
g_connector = NULL;
g_resources = NULL;
g_orig_crtc = NULL;
g_drm_mode = NULL;
g_quit = 0;
g_crtc_id = 0;
g_connector_id = 0;
g_fb_width = 0;
g_fb_height = 0;
g_bo = NULL;
g_next_bo = NULL;
if (g_drm_fd >= 0)
drmClose(g_drm_fd);
g_drm_fd = -1;
unsigned frames = last_page_flip - first_page_flip;
if (frames)
{
uint64_t usec = last_usec - first_usec;
RARCH_WARN("[KMS/EGL]: Estimated monitor FPS: %.5f Hz\n", 1000000.0 * frames / usec);
}
RARCH_WARN("[KMS/EGL]: Performance stats: Missed VBlanks: %u, Perfect VBlanks: %u\n",
missed_vblanks, hit_vblanks);
g_inited = false;
}
int main(int argc, char **argv)
{
int fd = drmOpen("radeon", NULL);
assert(fd >= 0);
// expose all planes including primary and cursor planes
assert(!drmSetClientCap(fd, DRM_CLIENT_CAP_UNIVERSAL_PLANES, 1));
drmModeResPtr res = drmModeGetResources(fd);
assert(res);
int i, j;
drmModeConnectorPtr connector = NULL;
for (i = 0; i < res->count_connectors; i++) {
connector = drmModeGetConnector(fd, res->connectors[i]);
assert(connector);
if (connector->connection == DRM_MODE_CONNECTED)
break;
drmFree(connector);
}
drmModeEncoderPtr encoder = drmModeGetEncoder(fd, connector->encoder_id);
assert(encoder);
drmModeCrtcPtr crtc = drmModeGetCrtc(fd, encoder->crtc_id);
assert(crtc);
drmModeFBPtr fb = drmModeGetFB(fd, crtc->buffer_id);
assert(fb);
drmModePlaneResPtr plane_res = drmModeGetPlaneResources(fd);
assert(plane_res);
drmModePlanePtr plane = NULL;
for (i = 0; i < plane_res->count_planes; i++) {
plane = drmModeGetPlane(fd, plane_res->planes[i]);
assert(plane);
if (plane->fb_id == fb->fb_id)
break;
drmFree(plane);
}
uint64_t has_dumb;
assert(!drmGetCap(fd, DRM_CAP_DUMB_BUFFER, &has_dumb));
assert(has_dumb);
struct drm_mode_create_dumb creq;
memset(&creq, 0, sizeof(creq));
creq.width = fb->width;
creq.height = fb->height;
creq.bpp = fb->bpp;
assert(!drmIoctl(fd, DRM_IOCTL_MODE_CREATE_DUMB, &creq));
printf("width=%d height=%d bpp=%d pitch=%d size=%d\n",
creq.width, creq.height, creq.bpp, creq.pitch, creq.size);
uint32_t my_fb;
assert(!drmModeAddFB(fd, creq.width, creq.height, 24, creq.bpp, creq.pitch, creq.handle, &my_fb));
struct drm_mode_map_dumb mreq;
memset(&mreq, 0, sizeof(mreq));
mreq.handle = creq.handle;
assert(!drmIoctl(fd, DRM_IOCTL_MODE_MAP_DUMB, &mreq));
uint32_t *map = mmap(0, creq.size, PROT_READ | PROT_WRITE, MAP_SHARED, fd, mreq.offset);
assert(map != MAP_FAILED);
memset(map, 0, creq.size);
for (i = 100; i < 500; i++)
for (j = 200; j < 460; j++)
map[i * (creq.pitch >> 2) + j] = 0x12345678;
assert(!drmModeSetCrtc(fd, crtc->crtc_id, my_fb, 0, 0, &connector->connector_id, 1, &crtc->mode));
sleep(10);
assert(!drmModeSetCrtc(fd, crtc->crtc_id, fb->fb_id, 0, 0, &connector->connector_id, 1, &crtc->mode));
assert(!drmModeRmFB(fd, my_fb));
struct drm_mode_destroy_dumb dreq;
memset(&dreq, 0, sizeof(dreq));
dreq.handle = creq.handle;
assert(!drmIoctl(fd, DRM_IOCTL_MODE_DESTROY_DUMB, &dreq));
drmFree(plane);
drmFree(plane_res);
drmFree(fb);
drmFree(crtc);
drmFree(encoder);
drmFree(connector);
drmFree(res);
drmClose(fd);
return 0;
}
EGLBoolean
drm_initialize(_EGLDriver *drv, _EGLDisplay *disp, EGLint *major, EGLint *minor)
{
struct drm_device *dev;
struct drm_screen *screen = NULL;
drmModeConnectorPtr connector = NULL;
drmModeResPtr res = NULL;
unsigned count_connectors = 0;
int num_screens = 0;
EGLint i;
int fd;
_EGLConfig *config;
dev = (struct drm_device *) calloc(1, sizeof(struct drm_device));
if (!dev)
return EGL_FALSE;
dev->api = drm_api_create();
/* try the first node */
fd = drm_open_minor(0);
if (fd < 0)
goto err_fd;
dev->drmFD = fd;
drm_get_device_id(dev);
dev->screen = dev->api->create_screen(dev->api, dev->drmFD, NULL);
if (!dev->screen)
goto err_screen;
dev->winsys = dev->screen->winsys;
driInitExtensions(NULL, NULL, GL_FALSE);
drm_update_res(dev);
res = dev->res;
if (res)
count_connectors = res->count_connectors;
else
_eglLog(_EGL_WARNING, "Could not retrive kms information\n");
for(i = 0; i < count_connectors && i < MAX_SCREENS; i++) {
connector = drmModeGetConnector(fd, res->connectors[i]);
if (!connector)
continue;
if (connector->connection != DRM_MODE_CONNECTED) {
drmModeFreeConnector(connector);
continue;
}
screen = malloc(sizeof(struct drm_screen));
memset(screen, 0, sizeof(*screen));
screen->connector = connector;
screen->connectorID = connector->connector_id;
_eglInitScreen(&screen->base);
_eglAddScreen(disp, &screen->base);
drm_add_modes_from_connector(&screen->base, connector);
drm_find_dpms(dev, screen);
dev->screens[num_screens++] = screen;
}
dev->count_screens = num_screens;
disp->DriverData = dev;
/* for now we only have one config */
config = calloc(1, sizeof(*config));
memset(config, 1, sizeof(*config));
_eglInitConfig(config, 1);
_eglSetConfigAttrib(config, EGL_RED_SIZE, 8);
_eglSetConfigAttrib(config, EGL_GREEN_SIZE, 8);
_eglSetConfigAttrib(config, EGL_BLUE_SIZE, 8);
_eglSetConfigAttrib(config, EGL_ALPHA_SIZE, 8);
_eglSetConfigAttrib(config, EGL_BUFFER_SIZE, 32);
_eglSetConfigAttrib(config, EGL_DEPTH_SIZE, 24);
_eglSetConfigAttrib(config, EGL_STENCIL_SIZE, 8);
_eglSetConfigAttrib(config, EGL_SURFACE_TYPE, EGL_PBUFFER_BIT);
_eglAddConfig(disp, config);
disp->ClientAPIsMask = EGL_OPENGL_BIT /*| EGL_OPENGL_ES_BIT*/;
/* enable supported extensions */
disp->Extensions.MESA_screen_surface = EGL_TRUE;
disp->Extensions.MESA_copy_context = EGL_TRUE;
*major = 1;
*minor = 4;
return EGL_TRUE;
err_screen:
drmClose(fd);
err_fd:
free(dev);
return EGL_FALSE;
}
int main(int argc, char **argv)
{
struct exynos_device *dev;
struct exynos_bo *bo, *src;
struct connector con;
unsigned int fb_id;
uint32_t handles[4] = {0}, pitches[4] = {0}, offsets[4] = {0};
drmModeRes *resources;
int ret, fd, c;
memset(&con, 0, sizeof(struct connector));
if (argc != 3) {
usage(argv[0]);
return -EINVAL;
}
while ((c = getopt(argc, argv, optstr)) != -1) {
switch (c) {
case 's':
con.crtc = -1;
if (sscanf(optarg, "%d:0x%64s",
&con.id,
con.mode_str) != 2 &&
sscanf(optarg, "%d@%d:%64s",
&con.id,
&con.crtc,
con.mode_str) != 3)
usage(argv[0]);
break;
default:
usage(argv[0]);
return -EINVAL;
}
}
fd = drmOpen(DRM_MODULE_NAME, NULL);
if (fd < 0) {
fprintf(stderr, "failed to open.\n");
return fd;
}
dev = exynos_device_create(fd);
if (!dev) {
drmClose(dev->fd);
return -EFAULT;
}
resources = drmModeGetResources(dev->fd);
if (!resources) {
fprintf(stderr, "drmModeGetResources failed: %s\n",
strerror(errno));
ret = -EFAULT;
goto err_drm_close;
}
connector_find_mode(dev->fd, &con, resources);
drmModeFreeResources(resources);
if (!con.mode) {
fprintf(stderr, "failed to find usable connector\n");
ret = -EFAULT;
goto err_drm_close;
}
screen_width = con.mode->hdisplay;
screen_height = con.mode->vdisplay;
if (screen_width == 0 || screen_height == 0) {
fprintf(stderr, "failed to find sane resolution on connector\n");
ret = -EFAULT;
goto err_drm_close;
}
printf("screen width = %d, screen height = %d\n", screen_width,
screen_height);
bo = exynos_create_buffer(dev, screen_width * screen_height * 4, 0);
if (!bo) {
ret = -EFAULT;
goto err_drm_close;
}
handles[0] = bo->handle;
pitches[0] = screen_width * 4;
offsets[0] = 0;
ret = drmModeAddFB2(dev->fd, screen_width, screen_height,
DRM_FORMAT_RGBA8888, handles,
pitches, offsets, &fb_id, 0);
if (ret < 0)
goto err_destroy_buffer;
con.plane_zpos = -1;
memset(bo->vaddr, 0xff, screen_width * screen_height * 4);
ret = drm_set_crtc(dev, &con, fb_id);
if (ret < 0)
goto err_rm_fb;
ret = test_case.solid_fill(dev, bo);
if (ret < 0) {
fprintf(stderr, "failed to solid fill operation.\n");
goto err_rm_fb;
}
wait_for_user_input(0);
src = exynos_create_buffer(dev, screen_width * screen_height * 4, 0);
if (!src) {
ret = -EFAULT;
goto err_rm_fb;
}
ret = test_case.copy(dev, src, bo, G2D_IMGBUF_GEM);
if (ret < 0) {
fprintf(stderr, "failed to test copy operation.\n");
goto err_free_src;
}
wait_for_user_input(0);
ret = test_case.copy_with_scale(dev, src, bo, G2D_IMGBUF_GEM);
if (ret < 0) {
fprintf(stderr, "failed to test copy and scale operation.\n");
goto err_free_src;
}
wait_for_user_input(0);
ret = test_case.checkerboard(dev, src, bo, G2D_IMGBUF_GEM);
if (ret < 0) {
fprintf(stderr, "failed to issue checkerboard test.\n");
goto err_free_src;
}
wait_for_user_input(1);
/*
* The blend test uses the userptr functionality of exynos-drm, which
* is currently not safe to use. If the kernel hasn't been build with
* exynos-iommu support, then the blend test is going to produce (kernel)
* memory corruption, eventually leading to a system crash.
*
* Disable the test for now, until the kernel code has been sanitized.
*/
#if 0
ret = test_case.blend(dev, src, bo, G2D_IMGBUF_USERPTR);
if (ret < 0)
fprintf(stderr, "failed to test blend operation.\n");
getchar();
#endif
err_free_src:
if (src)
exynos_destroy_buffer(src);
err_rm_fb:
drmModeRmFB(dev->fd, fb_id);
err_destroy_buffer:
exynos_destroy_buffer(bo);
err_drm_close:
drmClose(dev->fd);
exynos_device_destroy(dev);
return 0;
}
int main(int argc, char **argv)
{
int fd, newlyopened;
drmVersionPtr retval;
char *busid;
//drmDevicePtr dev;
//*
fd = drmOpen(NULL, "pci:0000:01:00.0");
assert(fd >= 0);
retval = drmGetVersion(fd);
printf("name=%s\n", retval->name);
drmFreeVersion(retval);
busid = drmGetBusid(fd);
printf("busid=%s\n", busid);
drmFreeBusid(busid);
/*
assert(!drmGetDevice(fd, &dev));
printf("pci:%04x:%02x:%02x.%d\n",
dev->businfo.pci->domain,
dev->businfo.pci->bus,
dev->businfo.pci->dev,
dev->businfo.pci->func);
*/
drmClose(fd);
//*/
fd = drmOpenOnceWithType("pci:0000:01:00.0", &newlyopened, DRM_NODE_PRIMARY);
//fd = open("/dev/dri/card0", O_RDWR);
assert(fd >= 0);
retval = drmGetVersion(fd);
printf("name=%s\n", retval->name);
drmFreeVersion(retval);
busid = drmGetBusid(fd);
printf("busid=%s\n", busid);
drmFreeBusid(busid);
/*
assert(!drmGetDevice(fd, &dev));
printf("pci:%04x:%02x:%02x.%d\n",
dev->businfo.pci->domain,
dev->businfo.pci->bus,
dev->businfo.pci->dev,
dev->businfo.pci->func);
*/
drmClose(fd);
/*
drmDevicePtr devs[16];
int num = drmGetDevices(devs, 16);
assert(num >= 0);
int i;
for (i = 0; i < num; i++) {
printf("pci:%04x:%02x:%02x.%d\n",
devs[i]->businfo.pci->domain,
devs[i]->businfo.pci->bus,
devs[i]->businfo.pci->dev,
devs[i]->businfo.pci->func);
}
*/
/*
struct dirent *dent;
struct stat sbuf;
DIR *sysdir;
sysdir = opendir("/dev/dri");
assert(sysdir);
while ((dent = readdir(sysdir))) {
char node[1024];
snprintf(node, 1024, "/dev/dri/%s", dent->d_name);
if (stat(node, &sbuf))
continue;
printf("path=%s, dev=%x rdev=%x maj=%d min=%d\n", node, sbuf.st_dev, sbuf.st_rdev, major(sbuf.st_rdev), minor(sbuf.st_rdev));
}
*/
fd = open("/dev/dri/card0", O_RDWR);
assert(fd >= 0);
char *path = drmGetDeviceNameFromFd(fd);
assert(path != NULL);
printf("get path = %s\n", path);
return 0;
}
mggh::DRMHelper::~DRMHelper()
{
if (fd >= 0)
drmClose(fd);
}
static gboolean
gst_kms_sink_start (GstBaseSink * bsink)
{
GstKMSSink *self;
drmModeRes *res;
drmModeConnector *conn;
drmModeCrtc *crtc;
drmModePlaneRes *pres;
drmModePlane *plane;
gboolean universal_planes;
gboolean ret;
self = GST_KMS_SINK (bsink);
universal_planes = FALSE;
ret = FALSE;
res = NULL;
conn = NULL;
crtc = NULL;
pres = NULL;
plane = NULL;
if (self->devname)
self->fd = drmOpen (self->devname, NULL);
else
self->fd = kms_open (&self->devname);
if (self->fd < 0)
goto open_failed;
log_drm_version (self);
if (!get_drm_caps (self))
goto bail;
res = drmModeGetResources (self->fd);
if (!res)
goto resources_failed;
if (self->conn_id == -1)
conn = find_main_monitor (self->fd, res);
else
conn = drmModeGetConnector (self->fd, self->conn_id);
if (!conn)
goto connector_failed;
crtc = find_crtc_for_connector (self->fd, res, conn, &self->pipe);
if (!crtc)
goto crtc_failed;
retry_find_plane:
if (universal_planes &&
drmSetClientCap (self->fd, DRM_CLIENT_CAP_UNIVERSAL_PLANES, 1))
goto set_cap_failed;
pres = drmModeGetPlaneResources (self->fd);
if (!pres)
goto plane_resources_failed;
if (self->plane_id == -1)
plane = find_plane_for_crtc (self->fd, res, pres, crtc->crtc_id);
else
plane = drmModeGetPlane (self->fd, self->plane_id);
if (!plane)
goto plane_failed;
/* let's get the available color formats in plane */
if (!ensure_allowed_caps (self, plane, res))
goto bail;
self->conn_id = conn->connector_id;
self->crtc_id = crtc->crtc_id;
self->plane_id = plane->plane_id;
GST_INFO_OBJECT (self, "connector id = %d / crtc id = %d / plane id = %d",
self->conn_id, self->crtc_id, self->plane_id);
self->hdisplay = crtc->mode.hdisplay;
self->vdisplay = crtc->mode.vdisplay;
self->buffer_id = crtc->buffer_id;
self->mm_width = conn->mmWidth;
self->mm_height = conn->mmHeight;
GST_INFO_OBJECT (self, "display size: pixels = %dx%d / millimeters = %dx%d",
self->hdisplay, self->vdisplay, self->mm_width, self->mm_height);
self->pollfd.fd = self->fd;
gst_poll_add_fd (self->poll, &self->pollfd);
gst_poll_fd_ctl_read (self->poll, &self->pollfd, TRUE);
ret = TRUE;
bail:
if (plane)
drmModeFreePlane (plane);
if (pres)
drmModeFreePlaneResources (pres);
if (crtc)
drmModeFreeCrtc (crtc);
if (conn)
drmModeFreeConnector (conn);
if (res)
drmModeFreeResources (res);
if (!ret && self->fd >= 0) {
drmClose (self->fd);
self->fd = -1;
}
return ret;
/* ERRORS */
open_failed:
{
GST_ERROR_OBJECT (self, "Could not open DRM module %s: %s",
GST_STR_NULL (self->devname), strerror (errno));
return FALSE;
}
resources_failed:
{
GST_ERROR_OBJECT (self, "drmModeGetResources failed: %s (%d)",
strerror (errno), errno);
goto bail;
}
connector_failed:
{
GST_ERROR_OBJECT (self, "Could not find a valid monitor connector");
goto bail;
}
crtc_failed:
{
GST_ERROR_OBJECT (self, "Could not find a crtc for connector");
goto bail;
}
set_cap_failed:
{
GST_ERROR_OBJECT (self, "Could not set universal planes capability bit");
goto bail;
}
plane_resources_failed:
{
GST_ERROR_OBJECT (self, "drmModeGetPlaneResources failed: %s (%d)",
strerror (errno), errno);
goto bail;
}
plane_failed:
{
if (universal_planes) {
GST_ERROR_OBJECT (self, "Could not find a plane for crtc");
goto bail;
} else {
universal_planes = TRUE;
goto retry_find_plane;
}
}
}
void Rk30MaliDRI2_Init(ScreenPtr pScreen)
{
int drm_fd;
DRI2InfoRec info;
ump_secure_id ump_id1, ump_id2;
ScrnInfoPtr pScrn = xf86Screens[pScreen->myNum];
FBDevPtr pMxv = FBDEVPTR(pScrn);
Bool isOverlay = TRUE;
#if DRI2INFOREC_VERSION >= 4
const char *driverNames[1];
#endif
pMxv->Rk30Mali = NULL;
if(pMxv->OvlHW == NULL){
xf86DrvMsg(pScreen->myNum, X_ERROR, "Rk30MaliDRI2_Init: Overlay not found!\n");
return;
}
OvlHWPtr overlay = pMxv->OvlHW;
if (!xf86LoadKernelModule("ump"))
xf86DrvMsg(pScreen->myNum, X_INFO, "can't load 'ump' kernel module\n");
if (!xf86LoadKernelModule("disp_ump"))
xf86DrvMsg(pScreen->myNum, X_INFO, "can't load 'disp_ump' kernel module\n");
if (!xf86LoadKernelModule("mali"))
xf86DrvMsg(pScreen->myNum, X_INFO, "can't load 'mali' kernel module\n");
if (!xf86LoadKernelModule("drm"))
xf86DrvMsg(pScreen->myNum, X_INFO, "can't load 'drm' kernel module\n");
if (!xf86LoadKernelModule("mali_drm"))
xf86DrvMsg(pScreen->myNum, X_INFO, "can't load 'mali_drm' kernel module\n");
if (!xf86LoadSubModule(xf86Screens[pScreen->myNum], "dri2"))
return;
if ((drm_fd = drmOpen("mali_drm", NULL)) < 0) {
xf86DrvMsg(pScreen->myNum, X_ERROR, "Rk30MaliDRI2_Init: drmOpen failed!\n");
return;
}
if (ump_open() != UMP_OK) {
xf86DrvMsg(pScreen->myNum, X_ERROR, "Rk30MaliDRI2_Init: ump_open() != UMP_OK\n");
goto err0;
}
if(!(pMxv->Rk30Mali = calloc(1, sizeof(Rk30MaliRec) ))){
xf86DrvMsg(pScreen->myNum, X_ERROR, "Rk30MaliDRI2_Init: Mem alloc failed!\n");
goto err0;
}
Rk30MaliPtr rk_3d = pMxv->Rk30Mali;
rk_3d->PMemBuf = OvlAllocMemPg(pScrn, BUF_MEM);
if(rk_3d->PMemBuf == NULL){
xf86DrvMsg(pScreen->myNum, X_INFO, "Alloc fb buf failed\n");
goto err1;
}
ump_id1 = rk_3d->PMemBuf->ump_fb_secure_id;
if (ump_id1 == UMP_INVALID_SECURE_ID) {
xf86DrvMsg(pScreen->myNum, X_INFO, "GET_UMP_SECURE_ID failed\n");
goto err1;
}
if (isOverlay){
xf86DrvMsg(pScreen->myNum, X_INFO, "HW overlay for 3D activated\n");
}
else
xf86DrvMsg(pScreen->myNum, X_INFO, "HW overlay for 3D not usable\n");
info.version = 3;
info.driverName = "rk30-mali";
info.deviceName = "/dev/dri/card0";
info.fd = drm_fd;
info.CreateBuffer = MaliDRI2CreateBuffer;
info.DestroyBuffer = MaliDRI2DestroyBuffer;
info.CopyRegion = MaliDRI2CopyRegion;
/*
#if DRI2INFOREC_VERSION >= 4
Bool USE_PAGEFLIP = TRUE;
if (USE_PAGEFLIP)
{
info.version = 4;
info.ScheduleSwap = MaliDRI2ScheduleSwap;
info.GetMSC = NULL;
info.ScheduleWaitMSC = NULL;
info.numDrivers = 1;
info.driverNames = driverNames;
driverNames[0] = info.driverName;
}
#endif
*/
if (DRI2ScreenInit(pScreen, &info)){
/* Wrap the current DestroyWindow function */
rk_3d->DestroyWindow = pScreen->DestroyWindow;
pScreen->DestroyWindow = DestroyWindow;
/* Wrap the current PostValidateTree function */
// rk_3d->PostValidateTree = pScreen->PostValidateTree;
// pScreen->PostValidateTree = PostValidateTree;
/* Wrap the current GetImage function */
// rk_3d->GetImage = pScreen->GetImage;
// pScreen->GetImage = GetImage;
/* Wrap the current DestroyPixmap function */
rk_3d->DestroyPixmap = pScreen->DestroyPixmap;
pScreen->DestroyPixmap = DestroyPixmap;
rk_3d->ump_fb_secure_id1 = ump_id1;
// rk_3d->ump_fb_secure_id2 = ump_id2;
rk_3d->drm_fd = drm_fd;
rk_3d->ovl_x = 0;
rk_3d->ovl_y = 0;
rk_3d->ovl_w = 0;
rk_3d->ovl_h = 0;
// rk_3d->lstatus = ST_INIT;
// rk_3d->ovl_cr = FALSE;
rk_3d->buf_back = NULL;
rk_3d->OvlPg = ERRORL;
return;
}
xf86DrvMsg(pScreen->myNum, X_ERROR, "Rk30MaliDRI2_Init: DRI2ScreenInit failed!\n");
err2:
OvlFreeMemPg(pScrn, rk_3d->PMemBuf);
err1:
free(rk_3d);
err0:
drmClose(drm_fd);
}
/*
* checks if a modesetting capable driver has attached to the pci id
* returns 0 if modesetting supported.
* -EINVAL or invalid bus id
* -ENOSYS if no modesetting support
*/
int drmCheckModesettingSupported(const char *busid)
{
#if defined (__linux__)
char pci_dev_dir[1024];
int domain, bus, dev, func;
DIR *sysdir;
struct dirent *dent;
int found = 0, ret;
ret = sscanf(busid, "pci:%04x:%02x:%02x.%d", &domain, &bus, &dev, &func);
if (ret != 4)
return -EINVAL;
sprintf(pci_dev_dir, "/sys/bus/pci/devices/%04x:%02x:%02x.%d/drm",
domain, bus, dev, func);
sysdir = opendir(pci_dev_dir);
if (sysdir) {
dent = readdir(sysdir);
while (dent) {
if (!strncmp(dent->d_name, "controlD", 8)) {
found = 1;
break;
}
dent = readdir(sysdir);
}
closedir(sysdir);
if (found)
return 0;
}
sprintf(pci_dev_dir, "/sys/bus/pci/devices/%04x:%02x:%02x.%d/",
domain, bus, dev, func);
sysdir = opendir(pci_dev_dir);
if (!sysdir)
return -EINVAL;
dent = readdir(sysdir);
while (dent) {
if (!strncmp(dent->d_name, "drm:controlD", 12)) {
found = 1;
break;
}
dent = readdir(sysdir);
}
closedir(sysdir);
if (found)
return 0;
#elif defined (__FreeBSD__) || defined (__FreeBSD_kernel__)
char kbusid[1024], sbusid[1024];
char oid[128];
int domain, bus, dev, func;
int i, modesetting, ret;
size_t len;
ret = sscanf(busid, "pci:%04x:%02x:%02x.%d", &domain, &bus, &dev,
&func);
if (ret != 4)
return -EINVAL;
snprintf(kbusid, sizeof(kbusid), "pci:%04x:%02x:%02x.%d", domain, bus,
dev, func);
/* How many GPUs do we expect in the machine ? */
for (i = 0; i < 16; i++) {
snprintf(oid, sizeof(oid), "hw.dri.%d.busid", i);
len = sizeof(sbusid);
ret = sysctlbyname(oid, sbusid, &len, NULL, 0);
if (ret == -1) {
if (errno == ENOENT)
continue;
return -EINVAL;
}
if (strcmp(sbusid, kbusid) != 0)
continue;
snprintf(oid, sizeof(oid), "hw.dri.%d.modesetting", i);
len = sizeof(modesetting);
ret = sysctlbyname(oid, &modesetting, &len, NULL, 0);
if (ret == -1 || len != sizeof(modesetting))
return -EINVAL;
return (modesetting ? 0 : -ENOSYS);
}
#elif defined(__DragonFly__)
return 0;
#else
int fd;
static const struct drm_mode_card_res zero_res;
struct drm_mode_card_res res = zero_res;
int ret;
fd = drmOpen(NULL, busid);
if (fd == -1)
return -EINVAL;
ret = drmIoctl(fd, DRM_IOCTL_MODE_GETRESOURCES, &res);
drmClose(fd);
if (ret == 0)
return 0;
#endif
#ifdef __OpenBSD__
int fd;
struct drm_mode_card_res res;
drmModeResPtr r = 0;
if ((fd = drmOpen(NULL, busid)) < 0)
return -EINVAL;
memset(&res, 0, sizeof(struct drm_mode_card_res));
if (drmIoctl(fd, DRM_IOCTL_MODE_GETRESOURCES, &res)) {
drmClose(fd);
return -errno;
}
drmClose(fd);
return 0;
#endif
return -ENOSYS;
}
int fb_map_locked(struct private_module_t *module)
{
int err;
// already initialized...
if (module->num_buffers)
return 0;
int fd = drmOpen("shmob-drm", 0);
if (fd < 0)
return -errno;
module->fd = fd;
drmModeModeInfo *mode = 0;
drmVersion *version = 0;
drmModeRes *resources = 0;
drmModeConnector *connector = 0;
drmModeEncoder *encoder = 0;
version = drmGetVersion(fd);
if (!version) {
err = -errno;
goto done;
}
resources = drmModeGetResources(fd);
if (!resources) {
err = -errno;
goto done;
}
/* Get the default mode associated with the first connector. */
if (resources->count_connectors == 0) {
err = -EINVAL;
goto done;
}
connector = drmModeGetConnector(fd, resources->connectors[0]);
if (!connector) {
err = -errno;
goto done;
}
if (connector->count_modes == 0) {
err = -EINVAL;
goto done;
}
if (connector->count_encoders == 0) {
err = -EINVAL;
goto done;
}
encoder = drmModeGetEncoder(fd, *connector->encoders);
if (!encoder) {
err = -errno;
goto done;
}
for (int i = 0; i < resources->count_crtcs; ++i) {
if (encoder->possible_crtcs & (1U << i)) {
module->crtc = resources->crtcs[i];
break;
}
}
if (module->crtc == 0) {
err = -EINVAL;
goto done;
}
float xdpi;
float ydpi;
float fps;
mode = &connector->modes[0];
if (connector->mmWidth == 0 || connector->mmHeight == 0) {
/* The driver doesn't return that information, default to
* 160 dpi.
*/
xdpi = 160;
ydpi = 160;
} else {
xdpi = (mode->hdisplay * 25.4f) / connector->mmWidth;
ydpi = (mode->vdisplay * 25.4f) / connector->mmHeight;
}
if (mode->htotal && mode->vtotal)
fps = mode->clock * 1000.0f / (mode->htotal * mode->vtotal);
else
fps = 60.0;
/* Create two frame buffers. */
module->buffers = new private_buffer_t[FB_NUM_BUFFERS];
if (!module->buffers) {
err = -ENOMEM;
goto done;
}
memset(module->buffers, 0, FB_NUM_BUFFERS * sizeof *module->buffers);
err = kms_create(fd, &module->kms);
if (err < 0)
goto done;
for (unsigned int i = 0; i < FB_NUM_BUFFERS; ++i) {
err = fb_alloc_buffer(module, &module->buffers[i], mode);
if (err < 0)
goto done;
}
err = drmModeSetCrtc(fd, module->crtc, module->buffers[0].fb, 0, 0,
&connector->connector_id, 1, mode);
if (err < 0)
goto done;
LOGI("using (fd=%d)\n"
"desc = %s\n"
"hdisplay = %u px\n"
"vdisplay = %u px\n"
"format = 0x%08x\n",
fd, version->desc,
mode->hdisplay, mode->vdisplay,
FB_FORMAT);
LOGI("width = %d mm (%f dpi)\n"
"height = %d mm (%f dpi)\n"
"refresh rate = %.2f Hz\n",
connector->mmWidth, xdpi, connector->mmHeight, ydpi, fps);
module->flags = PAGE_FLIP;
module->num_buffers = FB_NUM_BUFFERS;
module->mode = mode;
module->xdpi = xdpi;
module->ydpi = ydpi;
module->fps = fps;
module->stride = mode->hdisplay * 2;
done:
if (encoder)
drmModeFreeEncoder(encoder);
if (resources)
drmModeFreeResources(resources);
if (version)
drmFreeVersion(version);
if (err < 0) {
if (module->buffers) {
for (unsigned int i = 0; i < FB_NUM_BUFFERS; ++i)
fb_free_buffer(module, &module->buffers[i]);
delete[] module->buffers;
}
if (connector)
drmModeFreeConnector(connector);
if (fd != -1)
drmClose(fd);
}
return err;
}
