+++ /dev/null
-/*
- * Copyright © 2011 Benjamin Franzke
- * Copyright © 2011 Intel Corporation
- *
- * Permission to use, copy, modify, distribute, and sell this software and
- * its documentation for any purpose is hereby granted without fee, provided
- * that the above copyright notice appear in all copies and that both that
- * copyright notice and this permission notice appear in supporting
- * documentation, and that the name of the copyright holders not be used in
- * advertising or publicity pertaining to distribution of the software
- * without specific, written prior permission. The copyright holders make
- * no representations about the suitability of this software for any
- * purpose. It is provided "as is" without express or implied warranty.
- *
- * THE COPYRIGHT HOLDERS DISCLAIM ALL WARRANTIES WITH REGARD TO THIS
- * SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND
- * FITNESS, IN NO EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY
- * SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER
- * RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF
- * CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
- * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
- */
-
-#define _GNU_SOURCE
-
-#include <stdlib.h>
-#include <string.h>
-
-#include <sys/time.h>
-
-#include <WF/wfd.h>
-#include <WF/wfdext.h>
-
-#include <gbm.h>
-
-#include "compositor.h"
-#include "evdev.h"
-#include "log.h"
-
-struct wfd_compositor {
- struct weston_compositor base;
-
- struct udev *udev;
- struct gbm_device *gbm;
- WFDDevice dev;
-
- WFDEvent event;
- int wfd_fd;
- struct wl_event_source *wfd_source;
-
- struct tty *tty;
-
- uint32_t start_time;
- uint32_t used_pipelines;
-};
-
-struct wfd_mode {
- struct weston_mode base;
- WFDPortMode mode;
-};
-
-struct wfd_output {
- struct weston_output base;
-
- WFDPort port;
-
- WFDPipeline pipeline;
- WFDint pipeline_id;
-
- WFDPortMode mode;
- WFDSource source[2];
-
- struct gbm_bo *bo[2];
- EGLImageKHR image[2];
- GLuint rbo[2];
- uint32_t current;
-};
-
-union wfd_geometry {
- struct {
- WFDint x, y;
- WFDint width, height;
- } g;
-
- WFDint array[4];
-};
-
-static void
-wfd_output_repaint(struct weston_output *output_base)
-{
- struct wfd_output *output = (struct wfd_output *) output_base;
- struct weston_surface *surface;
- struct wfd_compositor *compositor =
- (struct wfd_compositor *) output->base.compositor;
-
- glFramebufferRenderbuffer(GL_FRAMEBUFFER,
- GL_COLOR_ATTACHMENT0,
- GL_RENDERBUFFER,
- output->rbo[output->current]);
-
- if (glCheckFramebufferStatus(GL_FRAMEBUFFER) != GL_FRAMEBUFFER_COMPLETE)
- return -1;
-
- wl_list_for_each_reverse(surface, &compositor->surface_list, link)
- weston_surface_draw(surface, output);
-
- glFlush();
-
- output->current ^= 1;
-
- wfdBindSourceToPipeline(compositor->dev, output->pipeline,
- output->source[output->current ^ 1],
- WFD_TRANSITION_AT_VSYNC, NULL);
-
- wfdDeviceCommit(compositor->dev,
- WFD_COMMIT_PIPELINE, output->pipeline);
-
- return 0;
-}
-
-static int
-init_egl(struct wfd_compositor *ec)
-{
- EGLint major, minor;
- const char *extensions;
- int fd;
- static const EGLint context_attribs[] = {
- EGL_CONTEXT_CLIENT_VERSION, 2,
- EGL_NONE
- };
-
- fd = wfdGetDeviceAttribi(ec->dev, WFD_DEVICE_ID);
- if (fd < 0)
- return -1;
-
- ec->wfd_fd = fd;
- ec->gbm = gbm_create_device(ec->wfd_fd);
- ec->base.egl_display = eglGetDisplay(ec->gbm);
- if (ec->base.egl_display == NULL) {
- weston_log("failed to create display\n");
- return -1;
- }
-
- if (!eglInitialize(ec->base.egl_display, &major, &minor)) {
- weston_log("failed to initialize display\n");
- return -1;
- }
-
- extensions = eglQueryString(ec->base.egl_display, EGL_EXTENSIONS);
- if (!strstr(extensions, "EGL_KHR_surfaceless_gles2")) {
- weston_log("EGL_KHR_surfaceless_gles2 not available\n");
- return -1;
- }
-
- if (!eglBindAPI(EGL_OPENGL_ES_API)) {
- weston_log("failed to bind api EGL_OPENGL_ES_API\n");
- return -1;
- }
-
- ec->base.egl_context =
- eglCreateContext(ec->base.egl_display, NULL,
- EGL_NO_CONTEXT, context_attribs);
- if (ec->base.egl_context == NULL) {
- weston_log("failed to create context\n");
- return -1;
- }
-
- if (!eglMakeCurrent(ec->base.egl_display, EGL_NO_SURFACE,
- EGL_NO_SURFACE, ec->base.egl_context)) {
- weston_log("failed to make context current\n");
- return -1;
- }
-
- return 0;
-}
-
-static int
-wfd_output_prepare_scanout_surface(struct weston_output *output_base,
- struct weston_surface *es)
-{
- return -1;
-}
-
-static int
-wfd_output_set_cursor(struct weston_output *output_base,
- struct weston_input_device *input)
-{
- return -1;
-}
-
-static void
-wfd_output_destroy(struct weston_output *output_base)
-{
- struct wfd_output *output = (struct wfd_output *) output_base;
- struct wfd_compositor *ec =
- (struct wfd_compositor *) output->base.compositor;
- int i;
-
- glFramebufferRenderbuffer(GL_FRAMEBUFFER,
- GL_COLOR_ATTACHMENT0,
- GL_RENDERBUFFER,
- 0);
-
- glBindRenderbuffer(GL_RENDERBUFFER, 0);
- glDeleteRenderbuffers(2, output->rbo);
-
- for (i = 0; i < 2; i++) {
- ec->base.destroy_image(ec->base.egl_display, output->image[i]);
- gbm_bo_destroy(output->bo[i]);
- wfdDestroySource(ec->dev, output->source[i]);
- }
-
- ec->used_pipelines &= ~(1 << output->pipeline_id);
- wfdDestroyPipeline(ec->dev, output->pipeline);
- wfdDestroyPort(ec->dev, output->port);
-
- weston_output_destroy(&output->base);
- wl_list_remove(&output->base.link);
-
- free(output);
-}
-
-static int
-wfd_output_add_mode(struct wfd_output *output, WFDPortMode mode)
-{
- struct wfd_compositor *ec =
- (struct wfd_compositor *) output->base.compositor;
- struct wfd_mode *wmode;
-
- wmode = malloc(sizeof *wmode);
- if (wmode == NULL)
- return -1;
-
- wmode->base.flags = 0;
- wmode->base.width = wfdGetPortModeAttribi(ec->dev, output->port, mode,
- WFD_PORT_MODE_WIDTH);
- wmode->base.height = wfdGetPortModeAttribi(ec->dev, output->port, mode,
- WFD_PORT_MODE_HEIGHT);
- wmode->base.refresh = wfdGetPortModeAttribi(ec->dev, output->port, mode,
- WFD_PORT_MODE_REFRESH_RATE);
- wmode->mode = mode;
- wl_list_insert(output->base.mode_list.prev, &wmode->base.link);
-
- return 0;
-}
-
-static int
-create_output_for_port(struct wfd_compositor *ec,
- WFDHandle port,
- int x, int y)
-{
- struct wfd_output *output;
- int i;
- WFDint num_pipelines, *pipelines;
- WFDint num_modes;
- union wfd_geometry geometry;
- struct wfd_mode *mode;
- WFDPortMode *modes;
- WFDfloat physical_size[2];
-
- output = malloc(sizeof *output);
- if (output == NULL)
- return -1;
-
- memset(output, 0, sizeof *output);
- memset(&geometry, 0, sizeof geometry);
-
- output->port = port;
- wl_list_init(&output->base.mode_list);
-
- wfdSetPortAttribi(ec->dev, output->port,
- WFD_PORT_POWER_MODE, WFD_POWER_MODE_ON);
-
- num_modes = wfdGetPortModes(ec->dev, output->port, NULL, 0);
- if (num_modes < 1) {
- weston_log("failed to get port mode\n");
- goto cleanup_port;
- }
-
- modes = malloc(sizeof(WFDPortMode) * num_modes);
- if (modes == NULL)
- goto cleanup_port;
-
- output->base.compositor = &ec->base;
- num_modes = wfdGetPortModes(ec->dev, output->port, modes, num_modes);
- for (i = 0; i < num_modes; ++i)
- wfd_output_add_mode(output, modes[i]);
-
- free(modes);
-
- wfdGetPortAttribiv(ec->dev, output->port,
- WFD_PORT_NATIVE_RESOLUTION,
- 2, &geometry.array[2]);
-
- output->base.current = NULL;
- wl_list_for_each(mode, &output->base.mode_list, base.link) {
- if (mode->base.width == geometry.g.width &&
- mode->base.height == geometry.g.height) {
- output->base.current = &mode->base;
- break;
- }
- }
- if (output->base.current == NULL) {
- weston_log("failed to find a native mode\n");
- goto cleanup_port;
- }
-
- mode = (struct wfd_mode *) output->base.current;
- mode->base.flags = WL_OUTPUT_MODE_CURRENT | WL_OUTPUT_MODE_PREFERRED;
-
- wfdSetPortMode(ec->dev, output->port, mode->mode);
-
- wfdEnumeratePipelines(ec->dev, NULL, 0, NULL);
-
- num_pipelines = wfdGetPortAttribi(ec->dev, output->port,
- WFD_PORT_PIPELINE_ID_COUNT);
- if (num_pipelines < 1) {
- weston_log("failed to get a bindable pipeline\n");
- goto cleanup_port;
- }
- pipelines = calloc(num_pipelines, sizeof *pipelines);
- if (pipelines == NULL)
- goto cleanup_port;
-
- wfdGetPortAttribiv(ec->dev, output->port,
- WFD_PORT_BINDABLE_PIPELINE_IDS,
- num_pipelines, pipelines);
-
- output->pipeline_id = WFD_INVALID_PIPELINE_ID;
- for (i = 0; i < num_pipelines; ++i) {
- if (!(ec->used_pipelines & (1 << pipelines[i]))) {
- output->pipeline_id = pipelines[i];
- break;
- }
- }
- if (output->pipeline_id == WFD_INVALID_PIPELINE_ID) {
- weston_log("no pipeline found for port: %d\n", port);
- goto cleanup_pipelines;
- }
-
- ec->used_pipelines |= (1 << output->pipeline_id);
-
- wfdGetPortAttribfv(ec->dev, output->port,
- WFD_PORT_PHYSICAL_SIZE,
- 2, physical_size);
-
- weston_output_init(&output->base, &ec->base, x, y,
- physical_size[0], physical_size[1], 0);
-
- output->pipeline = wfdCreatePipeline(ec->dev, output->pipeline_id, NULL);
- if (output->pipeline == WFD_INVALID_HANDLE) {
- weston_log("failed to create a pipeline\n");
- goto cleanup_weston_output;
- }
-
- glGenRenderbuffers(2, output->rbo);
- for (i = 0; i < 2; i++) {
- glBindRenderbuffer(GL_RENDERBUFFER, output->rbo[i]);
-
- output->bo[i] =
- gbm_bo_create(ec->gbm,
- output->base.current->width,
- output->base.current->height,
- GBM_BO_FORMAT_XRGB8888,
- GBM_BO_USE_SCANOUT | GBM_BO_USE_RENDERING);
- output->image[i] = ec->base.create_image(ec->base.egl_display,
- NULL,
- EGL_NATIVE_PIXMAP_KHR,
- output->bo[i], NULL);
-
- weston_log("output->image[i]: %p\n", output->image[i]);
- ec->base.image_target_renderbuffer_storage(GL_RENDERBUFFER,
- output->image[i]);
- output->source[i] =
- wfdCreateSourceFromImage(ec->dev, output->pipeline,
- output->image[i], NULL);
-
- if (output->source[i] == WFD_INVALID_HANDLE) {
- weston_log("failed to create source\n");
- goto cleanup_pipeline;
- }
- }
-
- output->current = 0;
- glFramebufferRenderbuffer(GL_FRAMEBUFFER,
- GL_COLOR_ATTACHMENT0,
- GL_RENDERBUFFER,
- output->rbo[output->current]);
-
- wfdSetPipelineAttribiv(ec->dev, output->pipeline,
- WFD_PIPELINE_SOURCE_RECTANGLE,
- 4, geometry.array);
- wfdSetPipelineAttribiv(ec->dev, output->pipeline,
- WFD_PIPELINE_DESTINATION_RECTANGLE,
- 4, geometry.array);
-
- wfdBindSourceToPipeline(ec->dev, output->pipeline,
- output->source[output->current ^ 1],
- WFD_TRANSITION_AT_VSYNC, NULL);
-
- wfdBindPipelineToPort(ec->dev, output->port, output->pipeline);
-
- wfdDeviceCommit(ec->dev, WFD_COMMIT_ENTIRE_DEVICE, WFD_INVALID_HANDLE);
-
- output->base.origin = output->base.current;
- output->base.repaint = wfd_output_repaint;
- output->base.prepare_scanout_surface =
- wfd_output_prepare_scanout_surface;
- output->base.set_hardware_cursor = wfd_output_set_cursor;
- output->base.destroy = wfd_output_destroy;
- output->base.assign_planes = NULL;
- output->base.set_backlight = NULL;
- output->base.set_dpms = NULL;
- output->base.switch_mode = NULL;
-
- wl_list_insert(ec->base.output_list.prev, &output->base.link);
-
- return 0;
-
-cleanup_pipeline:
- wfdDestroyPipeline(ec->dev, output->pipeline);
-cleanup_weston_output:
- weston_output_destroy(&output->base);
-cleanup_pipelines:
- free(pipelines);
-cleanup_port:
- wfdDestroyPort(ec->dev, output->port);
- free(output);
-
- return -1;
-}
-
-static int
-create_outputs(struct wfd_compositor *ec, int option_connector)
-{
- int x = 0, y = 0;
- WFDint i, num, *ports;
- WFDPort port = WFD_INVALID_HANDLE;
-
- num = wfdEnumeratePorts(ec->dev, NULL, 0, NULL);
- ports = calloc(num, sizeof *ports);
- if (ports == NULL)
- return -1;
-
- num = wfdEnumeratePorts(ec->dev, ports, num, NULL);
- if (num < 1)
- return -1;
-
- for (i = 0; i < num; ++i) {
- port = wfdCreatePort(ec->dev, ports[i], NULL);
- if (port == WFD_INVALID_HANDLE)
- continue;
-
- if (wfdGetPortAttribi(ec->dev, port, WFD_PORT_ATTACHED) &&
- (option_connector == 0 || ports[i] == option_connector)) {
- create_output_for_port(ec, port, x, y);
-
- x += container_of(ec->base.output_list.prev,
- struct weston_output,
- link)->current->width;
- } else {
- wfdDestroyPort(ec->dev, port);
- }
- }
-
- free(ports);
-
- return 0;
-}
-
-static int
-handle_port_state_change(struct wfd_compositor *ec)
-{
- struct wfd_output *output, *next;
- WFDint output_port_id;
- int x = 0, y = 0;
- int x_offset = 0, y_offset = 0;
- WFDPort port;
- WFDint port_id;
- WFDboolean state;
-
- port_id = wfdGetEventAttribi(ec->dev, ec->event,
- WFD_EVENT_PORT_ATTACH_PORT_ID);
- state = wfdGetEventAttribi(ec->dev, ec->event,
- WFD_EVENT_PORT_ATTACH_STATE);
-
- if (state) {
- struct weston_output *last_output =
- container_of(ec->base.output_list.prev,
- struct weston_output, link);
-
- /* XXX: not yet needed, we die with 0 outputs */
- if (!wl_list_empty(&ec->base.output_list))
- x = last_output->x +
- last_output->current->width;
- else
- x = 0;
- y = 0;
-
- port = wfdCreatePort(ec->dev, port_id, NULL);
- if (port == WFD_INVALID_HANDLE)
- return -1;
-
- create_output_for_port(ec, port, x, y);
-
- return 0;
- }
-
- wl_list_for_each_safe(output, next, &ec->base.output_list, base.link) {
- output_port_id =
- wfdGetPortAttribi(ec->dev, output->port, WFD_PORT_ID);
-
- if (!state && output_port_id == port_id) {
- x_offset += output->base.current->width;
- wfd_output_destroy(&output->base);
- continue;
- }
-
- if (x_offset != 0 || y_offset != 0) {
- weston_output_move(&output->base,
- output->base.x - x_offset,
- output->base.y - y_offset);
- }
- }
-
- if (ec->used_pipelines == 0)
- wl_display_terminate(ec->base.wl_display);
-
- return 0;
-}
-
-static int
-on_wfd_event(int fd, uint32_t mask, void *data)
-{
- struct wfd_compositor *c = data;
- struct wfd_output *output = NULL, *output_iter;
- WFDEventType type;
- const WFDtime timeout = 0;
- WFDint pipeline_id;
- WFDint bind_time;
-
- type = wfdDeviceEventWait(c->dev, c->event, timeout);
-
- switch (type) {
- case WFD_EVENT_PIPELINE_BIND_SOURCE_COMPLETE:
- pipeline_id =
- wfdGetEventAttribi(c->dev, c->event,
- WFD_EVENT_PIPELINE_BIND_PIPELINE_ID);
-
- bind_time =
- wfdGetEventAttribi(c->dev, c->event,
- WFD_EVENT_PIPELINE_BIND_TIME_EXT);
-
- wl_list_for_each(output_iter, &c->base.output_list, base.link) {
- if (output_iter->pipeline_id == pipeline_id)
- output = output_iter;
- }
-
- if (output == NULL)
- return 1;
-
- weston_output_finish_frame(&output->base,
- c->start_time + bind_time);
- break;
- case WFD_EVENT_PORT_ATTACH_DETACH:
- handle_port_state_change(c);
- break;
- default:
- return 1;
- }
-
- return 1;
-}
-
-static void
-wfd_destroy(struct weston_compositor *ec)
-{
- struct wfd_compositor *d = (struct wfd_compositor *) ec;
-
- weston_compositor_shutdown(ec);
-
- udev_unref(d->udev);
-
- wfdDestroyDevice(d->dev);
-
- tty_destroy(d->tty);
-
- free(d);
-}
-
-/* FIXME: Just add a stub here for now
- * handle drm{Set,Drop}Master in owfdrm somehow */
-static void
-vt_func(struct weston_compositor *compositor, int event)
-{
- return;
-}
-
-static const char default_seat[] = "seat0";
-
-static struct weston_compositor *
-wfd_compositor_create(struct wl_display *display,
- int connector, const char *seat, int tty)
-{
- struct wfd_compositor *ec;
- struct wl_event_loop *loop;
- struct timeval tv;
-
- ec = malloc(sizeof *ec);
- if (ec == NULL)
- return NULL;
-
- memset(ec, 0, sizeof *ec);
-
- /* XXX: This is totally broken and doesn't even compile. */
- if (weston_compositor_init(&ec->base, display) < 0)
- return NULL;
-
- gettimeofday(&tv, NULL);
- ec->start_time = tv.tv_sec * 1000 + tv.tv_usec / 1000;
-
- ec->udev = udev_new();
- if (ec->udev == NULL) {
- weston_log("failed to initialize udev context\n");
- return NULL;
- }
-
- ec->dev = wfdCreateDevice(WFD_DEFAULT_DEVICE_ID, NULL);
- if (ec->dev == WFD_INVALID_HANDLE) {
- weston_log("failed to create wfd device\n");
- return NULL;
- }
-
- ec->event = wfdCreateEvent(ec->dev, NULL);
- if (ec->event == WFD_INVALID_HANDLE) {
- weston_log("failed to create wfd event\n");
- return NULL;
- }
-
- ec->base.wl_display = display;
- if (init_egl(ec) < 0) {
- weston_log("failed to initialize egl\n");
- return NULL;
- }
-
- ec->base.destroy = wfd_destroy;
- ec->base.focus = 1;
-
- glGenFramebuffers(1, &ec->base.fbo);
- glBindFramebuffer(GL_FRAMEBUFFER, ec->base.fbo);
-
- if (weston_compositor_init_gl(&ec->base) < 0)
- return NULL;
-
- if (create_outputs(ec, connector) < 0) {
- weston_log("failed to create outputs\n");
- return NULL;
- }
-
- evdev_input_create(&ec->base, ec->udev, seat);
-
- loop = wl_display_get_event_loop(ec->base.wl_display);
- ec->wfd_source =
- wl_event_loop_add_fd(loop,
- wfdDeviceEventGetFD(ec->dev, ec->event),
- WL_EVENT_READABLE, on_wfd_event, ec);
- ec->tty = tty_create(&ec->base, vt_func, tty);
-
- return &ec->base;
-}
-
-WL_EXPORT struct weston_compositor *
-backend_init(struct wl_display *display, int argc, char *argv[])
-{
- int connector = 0, tty = 0;
- const char *seat;
-
- const struct weston_option wfd_options[] = {
- { WESTON_OPTION_INTEGER, "connector", 0, &connector },
- { WESTON_OPTION_STRING, "seat", 0, &seat },
- { WESTON_OPTION_INTEGER, "tty", 0, &tty },
- };
-
- parse_options(&wfd_options, ARRAY_LENGTH(wfd_options), argc, argv);
-
- return wfd_compositor_create(display, connector, seat, tty);
-}