/** * Perform the required libGL-side initialization and call the client-side * driver's \c __driCreateNewScreen function. * * \param dpy Display pointer. * \param scrn Screen number on the display. * \param psc DRI screen information. * \param driDpy DRI display information. * \param createNewScreen Pointer to the client-side driver's * \c __driCreateNewScreen function. * \returns A pointer to the \c __DRIscreen structure returned by * the client-side driver on success, or \c NULL on failure. */ static void * CallCreateNewScreen(Display *dpy, int scrn, struct dri_screen *psc, struct dri_display * driDpy) { void *psp = NULL; drm_handle_t hSAREA; drmAddress pSAREA = MAP_FAILED; char *BusID; __DRIversion ddx_version; __DRIversion dri_version; __DRIversion drm_version; __DRIframebuffer framebuffer; int fd = -1; int status; drm_magic_t magic; drmVersionPtr version; int newlyopened; char *driverName; drm_handle_t hFB; int junk; const __DRIconfig **driver_configs; struct glx_config *visual, *configs = NULL, *visuals = NULL; /* DRI protocol version. */ dri_version.major = driDpy->driMajor; dri_version.minor = driDpy->driMinor; dri_version.patch = driDpy->driPatch; framebuffer.base = MAP_FAILED; framebuffer.dev_priv = NULL; framebuffer.size = 0; if (!XF86DRIOpenConnection(dpy, scrn, &hSAREA, &BusID)) { ErrorMessageF("XF86DRIOpenConnection failed\n"); goto handle_error; } fd = drmOpenOnce(NULL, BusID, &newlyopened); free(BusID); /* No longer needed */ if (fd < 0) { ErrorMessageF("drmOpenOnce failed (%s)\n", strerror(-fd)); goto handle_error; } if (drmGetMagic(fd, &magic)) { ErrorMessageF("drmGetMagic failed\n"); goto handle_error; } version = drmGetVersion(fd); if (version) { drm_version.major = version->version_major; drm_version.minor = version->version_minor; drm_version.patch = version->version_patchlevel; drmFreeVersion(version); } else { drm_version.major = -1; drm_version.minor = -1; drm_version.patch = -1; } if (newlyopened && !XF86DRIAuthConnection(dpy, scrn, magic)) { ErrorMessageF("XF86DRIAuthConnection failed\n"); goto handle_error; } /* Get device name (like "radeon") and the ddx version numbers. * We'll check the version in each DRI driver's "createNewScreen" * function. */ if (!XF86DRIGetClientDriverName(dpy, scrn, &ddx_version.major, &ddx_version.minor, &ddx_version.patch, &driverName)) { ErrorMessageF("XF86DRIGetClientDriverName failed\n"); goto handle_error; } free(driverName); /* No longer needed. */ /* * Get device-specific info. pDevPriv will point to a struct * (such as DRIRADEONRec in xfree86/driver/ati/radeon_dri.h) that * has information about the screen size, depth, pitch, ancilliary * buffers, DRM mmap handles, etc. */ if (!XF86DRIGetDeviceInfo(dpy, scrn, &hFB, &junk, &framebuffer.size, &framebuffer.stride, &framebuffer.dev_priv_size, &framebuffer.dev_priv)) { ErrorMessageF("XF86DRIGetDeviceInfo failed\n"); goto handle_error; } framebuffer.width = DisplayWidth(dpy, scrn); framebuffer.height = DisplayHeight(dpy, scrn); /* Map the framebuffer region. */ status = drmMap(fd, hFB, framebuffer.size, (drmAddressPtr) & framebuffer.base); if (status != 0) { ErrorMessageF("drmMap of framebuffer failed (%s)\n", strerror(-status)); goto handle_error; } /* Map the SAREA region. Further mmap regions may be setup in * each DRI driver's "createNewScreen" function. */ status = drmMap(fd, hSAREA, SAREA_MAX, &pSAREA); if (status != 0) { ErrorMessageF("drmMap of SAREA failed (%s)\n", strerror(-status)); goto handle_error; } psp = (*psc->legacy->createNewScreen) (scrn, &ddx_version, &dri_version, &drm_version, &framebuffer, pSAREA, fd, loader_extensions, &driver_configs, psc); if (psp == NULL) { ErrorMessageF("Calling driver entry point failed\n"); goto handle_error; } configs = driConvertConfigs(psc->core, psc->base.configs, driver_configs); visuals = driConvertConfigs(psc->core, psc->base.visuals, driver_configs); if (!configs || !visuals) goto handle_error; glx_config_destroy_list(psc->base.configs); psc->base.configs = configs; glx_config_destroy_list(psc->base.visuals); psc->base.visuals = visuals; psc->driver_configs = driver_configs; /* Visuals with depth != screen depth are subject to automatic compositing * in the X server, so DRI1 can't render to them properly. Mark them as * non-conformant to prevent apps from picking them up accidentally. */ for (visual = psc->base.visuals; visual; visual = visual->next) { XVisualInfo template;
Bool isDRI1Connected(VADriverContextP ctx, char **driver_name) { struct dri_state *dri_state = (struct dri_state *)ctx->drm_state; int direct_capable; int driver_major; int driver_minor; int driver_patch; int newlyopened; char *BusID; drm_magic_t magic; *driver_name = NULL; dri_state->base.fd = -1; dri_state->pSAREA = MAP_FAILED; dri_state->base.auth_type = VA_NONE; if (!VA_DRIQueryDirectRenderingCapable(ctx->native_dpy, ctx->x11_screen, &direct_capable)) goto err_out0; if (!direct_capable) goto err_out0; if (!VA_DRIGetClientDriverName(ctx->native_dpy, ctx->x11_screen, &driver_major, &driver_minor, &driver_patch, driver_name)) goto err_out0; if (!VA_DRIOpenConnection(ctx->native_dpy, ctx->x11_screen, &dri_state->hSAREA, &BusID)) goto err_out0; dri_state->base.fd = drmOpenOnce(NULL, BusID, &newlyopened); XFree(BusID); if (dri_state->base.fd < 0) goto err_out1; if (drmGetMagic(dri_state->base.fd, &magic)) goto err_out1; if (newlyopened && !VA_DRIAuthConnection(ctx->native_dpy, ctx->x11_screen, magic)) goto err_out1; if (drmMap(dri_state->base.fd, dri_state->hSAREA, SAREA_MAX, &dri_state->pSAREA)) goto err_out1; if (!VA_DRICreateContext(ctx->native_dpy, ctx->x11_screen, DefaultVisual(ctx->native_dpy, ctx->x11_screen), &dri_state->hwContextID, &dri_state->hwContext)) goto err_out1; dri_state->base.auth_type = VA_DRI1; dri_state->createDrawable = dri1CreateDrawable; dri_state->destroyDrawable = dri1DestroyDrawable; dri_state->swapBuffer = dri1SwapBuffer; dri_state->getRenderingBuffer = dri1GetRenderingBuffer; dri_state->close = dri1Close; return True; err_out1: if (dri_state->pSAREA != MAP_FAILED) drmUnmap(dri_state->pSAREA, SAREA_MAX); if (dri_state->base.fd >= 0) drmCloseOnce(dri_state->base.fd); VA_DRICloseConnection(ctx->native_dpy, ctx->x11_screen); err_out0: if (*driver_name) XFree(*driver_name); dri_state->pSAREA = MAP_FAILED; dri_state->base.fd = -1; *driver_name = NULL; return False; }