From 857561baedacba10c68004429cdf41092e52e86e Mon Sep 17 00:00:00 2001 From: "Jasper St. Pierre" Date: Tue, 11 Mar 2014 16:51:24 -0400 Subject: weston-launch: Pass the DRM device to Cogl Open the device from weston-launch, and pass it to Cogl/Clutter. This is a preliminary cleanup for our login1 integration. --- src/wayland/meta-wayland.c | 11 ------ src/wayland/meta-weston-launch.c | 48 +++++++++-------------- src/wayland/meta-weston-launch.h | 4 -- src/wayland/weston-launch.c | 84 ++++++++-------------------------------- src/wayland/weston-launch.h | 5 +-- 5 files changed, 36 insertions(+), 116 deletions(-) (limited to 'src') diff --git a/src/wayland/meta-wayland.c b/src/wayland/meta-wayland.c index 8cbe6cf4a..a13a920ae 100644 --- a/src/wayland/meta-wayland.c +++ b/src/wayland/meta-wayland.c @@ -653,17 +653,6 @@ meta_wayland_init (void) if (clutter_init (NULL, NULL) != CLUTTER_INIT_SUCCESS) g_error ("Failed to initialize Clutter"); -#if defined(CLUTTER_WINDOWING_EGL) - if (clutter_check_windowing_backend (CLUTTER_WINDOWING_EGL)) - { - ClutterBackend *backend = clutter_get_default_backend (); - CoglContext *cogl_context = clutter_backend_get_cogl_context (backend); - CoglRenderer *cogl_renderer = cogl_display_get_renderer (cogl_context_get_display (cogl_context)); - int drm_fd = cogl_kms_renderer_get_kms_fd (cogl_renderer); - meta_launcher_set_drm_fd (compositor->launcher, drm_fd, NULL); - } -#endif - meta_monitor_manager_initialize (); monitors = meta_monitor_manager_get (); g_signal_connect (monitors, "monitors-changed", diff --git a/src/wayland/meta-weston-launch.c b/src/wayland/meta-weston-launch.c index 99a444215..624d95146 100644 --- a/src/wayland/meta-weston-launch.c +++ b/src/wayland/meta-weston-launch.c @@ -23,6 +23,7 @@ #include #include +#include #include #include @@ -156,36 +157,11 @@ send_message_to_wl (MetaLauncher *self, return TRUE; } -gboolean -meta_launcher_set_drm_fd (MetaLauncher *self, - int drm_fd, - GError **error) -{ - struct weston_launcher_message message; - GSocketControlMessage *cmsg; - gboolean ok; - - message.opcode = WESTON_LAUNCHER_DRM_SET_FD; - - cmsg = g_unix_fd_message_new (); - if (g_unix_fd_message_append_fd (G_UNIX_FD_MESSAGE (cmsg), - drm_fd, error) == FALSE) - { - g_object_unref (cmsg); - return FALSE; - } - - ok = send_message_to_wl (self, &message, sizeof message, cmsg, NULL, error); - - g_object_unref (cmsg); - return ok; -} - static int -meta_launcher_open_input_device (MetaLauncher *self, - const char *name, - int flags, - GError **error) +meta_launcher_open_device (MetaLauncher *self, + const char *name, + int flags, + GError **error) { struct weston_launcher_open *message; GSocketControlMessage *cmsg; @@ -261,7 +237,7 @@ on_evdev_device_open (const char *path, { MetaLauncher *launcher = user_data; - return meta_launcher_open_input_device (launcher, path, flags, error); + return meta_launcher_open_device (launcher, path, flags, error); } static void @@ -382,6 +358,18 @@ meta_launcher_new (void) clutter_evdev_set_open_callback (on_evdev_device_open, self); +#if defined(CLUTTER_WINDOWING_EGL) + if (clutter_check_windowing_backend (CLUTTER_WINDOWING_EGL)) + { + GError *error = NULL; + int fd = meta_launcher_open_device (self, "/dev/dri/card0", O_RDWR, &error); + if (error) + g_error ("Failed to open /dev/dri/card0: %s", error->message); + + clutter_egl_native_set_kms_fd (fd); + } +#endif + return self; } diff --git a/src/wayland/meta-weston-launch.h b/src/wayland/meta-weston-launch.h index 7fdd03c23..b70faf88e 100644 --- a/src/wayland/meta-weston-launch.h +++ b/src/wayland/meta-weston-launch.h @@ -31,8 +31,4 @@ void meta_launcher_free (MetaLauncher *self); gboolean meta_launcher_activate_vt (MetaLauncher *self, signed char vt, GError **error); - -gboolean meta_launcher_set_drm_fd (MetaLauncher *self, - int drm_fd, - GError **error); #endif diff --git a/src/wayland/weston-launch.c b/src/wayland/weston-launch.c index 240cfef16..ae713ed23 100644 --- a/src/wayland/weston-launch.c +++ b/src/wayland/weston-launch.c @@ -165,69 +165,6 @@ setenv_fd(const char *env, int fd) setenv(env, buf, 1); } -static int -handle_setdrmfd(struct weston_launch *wl, struct msghdr *msg, ssize_t len) -{ - struct weston_launcher_reply reply; - struct cmsghdr *cmsg; - union cmsg_data *data; - struct stat s; - - reply.header.opcode = WESTON_LAUNCHER_DRM_SET_FD; - reply.ret = -1; - - if (wl->drm_fd != -1) { - error(0, 0, "DRM FD already set"); - reply.ret = -EINVAL; - goto out; - } - - cmsg = CMSG_FIRSTHDR(msg); - if (!cmsg || - cmsg->cmsg_level != SOL_SOCKET || - cmsg->cmsg_type != SCM_RIGHTS) { - error(0, 0, "invalid control message"); - reply.ret = -EINVAL; - goto out; - } - - data = (union cmsg_data *) CMSG_DATA(cmsg); - if (data->fd < 0) { - error(0, 0, "missing drm fd in socket request"); - reply.ret = -EINVAL; - goto out; - } - - if (fstat(data->fd, &s) < 0) { - reply.ret = -errno; - goto out; - } - - if (major(s.st_rdev) != DRM_MAJOR) { - fprintf(stderr, "FD is not for DRM\n"); - reply.ret = -EPERM; - goto out; - } - - wl->drm_fd = data->fd; - reply.ret = drmSetMaster(data->fd); - if (reply.ret < 0) - reply.ret = -errno; - - if (wl->verbose) - fprintf(stderr, "mutter-launch: set drm FD, ret: %d, fd: %d\n", - reply.ret, data->fd); - -out: - do { - len = send(wl->sock[0], &reply, sizeof reply, 0); - } while (len < 0 && errno == EINTR); - if (len < 0) - return -1; - - return 0; -} - static int handle_confirm_vt_switch(struct weston_launch *wl, struct msghdr *msg, ssize_t len) { @@ -323,6 +260,7 @@ handle_open(struct weston_launch *wl, struct msghdr *msg, ssize_t len) struct iovec iov; struct weston_launcher_open *message; union cmsg_data *data; + int dev_major; reply.header.opcode = WESTON_LAUNCHER_OPEN; reply.ret = -1; @@ -339,13 +277,22 @@ handle_open(struct weston_launch *wl, struct msghdr *msg, ssize_t len) goto err0; } - if (major(s.st_rdev) != INPUT_MAJOR) { - fprintf(stderr, "Device %s is not an input device\n", + dev_major = major(s.st_rdev); + + if (dev_major != INPUT_MAJOR || + dev_major != DRM_MAJOR) { + fprintf(stderr, "Device %s is not an input or DRM device\n", message->path); reply.ret = -EPERM; goto err0; } + if (dev_major == DRM_MAJOR && wl->drm_fd != -1) { + fprintf(stderr, "Already have a DRM device open\n"); + reply.ret = -EPERM; + goto err0; + } + fd = open(message->path, message->flags); if (fd < 0) { fprintf(stderr, "Error opening device %s: %m\n", @@ -354,6 +301,10 @@ handle_open(struct weston_launch *wl, struct msghdr *msg, ssize_t len) goto err0; } + if (dev_major == DRM_MAJOR) { + wl->drm_fd = fd; + } + err0: memset(&nmsg, 0, sizeof nmsg); nmsg.msg_iov = &iov; @@ -419,9 +370,6 @@ handle_socket_msg(struct weston_launch *wl) case WESTON_LAUNCHER_OPEN: ret = handle_open(wl, &msg, len); break; - case WESTON_LAUNCHER_DRM_SET_FD: - ret = handle_setdrmfd(wl, &msg, len); - break; case WESTON_LAUNCHER_CONFIRM_VT_SWITCH: ret = handle_confirm_vt_switch(wl, &msg, len); break; diff --git a/src/wayland/weston-launch.h b/src/wayland/weston-launch.h index 968dd7416..1e716c5ac 100644 --- a/src/wayland/weston-launch.h +++ b/src/wayland/weston-launch.h @@ -31,9 +31,8 @@ enum weston_launcher_message_type { enum weston_launcher_opcode { WESTON_LAUNCHER_OPEN = (1 << 1 | WESTON_LAUNCHER_REQUEST), - WESTON_LAUNCHER_DRM_SET_FD = (2 << 1 | WESTON_LAUNCHER_REQUEST), - WESTON_LAUNCHER_ACTIVATE_VT = (3 << 1 | WESTON_LAUNCHER_REQUEST), - WESTON_LAUNCHER_CONFIRM_VT_SWITCH = (4 << 1 | WESTON_LAUNCHER_REQUEST), + WESTON_LAUNCHER_ACTIVATE_VT = (2 << 1 | WESTON_LAUNCHER_REQUEST), + WESTON_LAUNCHER_CONFIRM_VT_SWITCH = (3 << 1 | WESTON_LAUNCHER_REQUEST), }; enum weston_launcher_server_opcode { -- cgit v1.2.1