[mutter/wip/wayland-work: 3/20] MonitorManager: add a KMS backend
- From: Giovanni Campagna <gcampagna src gnome org>
- To: commits-list gnome org
- Cc:
- Subject: [mutter/wip/wayland-work: 3/20] MonitorManager: add a KMS backend
- Date: Thu, 5 Sep 2013 16:55:20 +0000 (UTC)
commit eb0d0d984824d8b1627abad65d87024219284999
Author: Giovanni Campagna <gcampagn redhat com>
Date: Tue Jul 30 11:36:18 2013 +0200
MonitorManager: add a KMS backend
Using the new Cogl API to actually modeset (because we can't
use the DRM API directly without controlling buffer swap), we
can finally have a KMS monitor backend, which means full display
configuration when running on bare metal.
https://bugzilla.gnome.org/show_bug.cgi?id=706308
src/Makefile.am | 1 +
src/core/monitor-kms.c | 858 ++++++++++++++++++++++++++++++++++++
src/core/monitor-private.h | 21 +
src/core/monitor-xrandr.c | 5 +-
src/core/monitor.c | 39 ++-
src/wayland/meta-wayland-private.h | 1 +
src/wayland/meta-wayland.c | 6 +
7 files changed, 925 insertions(+), 6 deletions(-)
---
diff --git a/src/Makefile.am b/src/Makefile.am
index 2d98d97..eefe0c0 100644
--- a/src/Makefile.am
+++ b/src/Makefile.am
@@ -134,6 +134,7 @@ libmutter_wayland_la_SOURCES = \
core/meta-xrandr-shared.h \
core/monitor.c \
core/monitor-config.c \
+ core/monitor-kms.c \
core/monitor-private.h \
core/monitor-xrandr.c \
core/mutter-Xatomtype.h \
diff --git a/src/core/monitor-kms.c b/src/core/monitor-kms.c
new file mode 100644
index 0000000..ed9aa84
--- /dev/null
+++ b/src/core/monitor-kms.c
@@ -0,0 +1,858 @@
+/* -*- mode: C; c-file-style: "gnu"; indent-tabs-mode: nil; -*- */
+
+/*
+ * Copyright (C) 2013 Red Hat Inc.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of the
+ * License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
+ * 02111-1307, USA.
+ *
+ * Author: Giovanni Campagna <gcampagn redhat com>
+ */
+
+#include "config.h"
+
+#include <string.h>
+#include <stdlib.h>
+#include <clutter/clutter.h>
+
+#include <errno.h>
+#include <sys/ioctl.h>
+#include <sys/mman.h>
+#include <unistd.h>
+#include <xf86drm.h>
+#include <xf86drmMode.h>
+
+#include <meta/main.h>
+#include <meta/errors.h>
+#include "monitor-private.h"
+#include "edid.h"
+
+#define ALL_WL_TRANSFORMS ((1 << (WL_OUTPUT_TRANSFORM_FLIPPED_270 + 1)) - 1)
+
+typedef struct {
+ drmModeConnector *connector;
+
+ unsigned n_encoders;
+ drmModeEncoderPtr *encoders;
+ drmModeEncoderPtr current_encoder;
+
+ /* bitmasks of encoder position in the resources array */
+ uint32_t encoder_mask;
+ uint32_t enc_clone_mask;
+
+ uint32_t dpms_prop_id;
+ uint32_t edid_blob_id;
+ uint32_t has_dpms_prop : 1;
+ uint32_t has_edid_blob : 1;
+} MetaOutputKms;
+
+struct _MetaMonitorManagerKms
+{
+ MetaMonitorManager parent_instance;
+
+ int fd;
+
+ drmModeConnector **connectors;
+ unsigned int n_connectors;
+
+ drmModeEncoder **encoders;
+ unsigned int n_encoders;
+
+ drmModeEncoder *current_encoder;
+};
+
+struct _MetaMonitorManagerKmsClass
+{
+ MetaMonitorManagerClass parent_class;
+};
+
+G_DEFINE_TYPE (MetaMonitorManagerKms, meta_monitor_manager_kms, META_TYPE_MONITOR_MANAGER);
+
+static int
+compare_outputs (const void *one,
+ const void *two)
+{
+ const MetaOutput *o_one = one, *o_two = two;
+
+ return strcmp (o_one->name, o_two->name);
+}
+
+static char *
+make_output_name (drmModeConnector *connector)
+{
+ static const char * const connector_type_names[] = {
+ "unknown", "VGA", "DVII", "DVID", "DVID", "Composite",
+ "SVIDEO", "LVDS", "Component", "9PinDIN", "DisplayPort",
+ "HDMIA", "HDMIB", "TV", "eDP"
+ };
+ const char *connector_type_name;
+
+ if (connector->connector_type >= 0 &&
+ connector->connector_type < G_N_ELEMENTS (connector_type_names))
+ connector_type_name = connector_type_names[connector->connector_type];
+ else
+ connector_type_name = "unknown";
+
+ return g_strdup_printf ("%s%d", connector_type_name, connector->connector_id);
+}
+
+static void
+meta_output_destroy_notify (MetaOutput *output)
+{
+ MetaOutputKms *output_kms;
+ unsigned i;
+
+ output_kms = output->driver_private;
+
+ for (i = 0; i < output_kms->n_encoders; i++)
+ drmModeFreeEncoder (output_kms->encoders[i]);
+
+ g_slice_free (MetaOutputKms, output_kms);
+}
+
+static void
+meta_monitor_mode_destroy_notify (MetaMonitorMode *output)
+{
+ g_slice_free (drmModeModeInfo, output->driver_private);
+}
+
+static gboolean
+drm_mode_equal (gconstpointer one,
+ gconstpointer two)
+{
+ return memcmp (one, two, sizeof (drmModeModeInfo)) == 0;
+}
+
+static guint
+drm_mode_hash (gconstpointer ptr)
+{
+ const drmModeModeInfo *mode = ptr;
+ guint hash = 0;
+
+ hash ^= mode->clock;
+ hash ^= mode->hdisplay ^ mode->hsync_start ^ mode->hsync_end;
+ hash ^= mode->vdisplay ^ mode->vsync_start ^ mode->vsync_end;
+ hash ^= mode->vrefresh;
+ hash ^= mode->flags ^ mode->type;
+
+ return hash;
+}
+
+static void
+find_properties (MetaMonitorManagerKms *manager_kms,
+ MetaOutputKms *output_kms)
+{
+ drmModePropertyPtr prop;
+ int i;
+
+ for (i = 0; i < output_kms->connector->count_props; i++)
+ {
+ prop = drmModeGetProperty (manager_kms->fd, output_kms->connector->props[i]);
+ if (!prop)
+ continue;
+
+ if ((prop->flags & DRM_MODE_PROP_ENUM) &&
+ strcmp(prop->name, "DPMS") == 0)
+ {
+ output_kms->dpms_prop_id = prop->prop_id;
+ output_kms->has_dpms_prop = TRUE;
+ drmModeFreeProperty(prop);
+ break;
+ }
+
+ if ((prop->flags & DRM_MODE_PROP_BLOB) &&
+ strcmp (prop->name, "EDID") == 0)
+ {
+ output_kms->edid_blob_id = output_kms->connector->prop_values[i];
+ output_kms->has_edid_blob = TRUE;
+ drmModeFreeProperty(prop);
+ break;
+ }
+
+ drmModeFreeProperty(prop);
+ }
+}
+
+static GBytes *
+read_output_edid (MetaMonitorManagerKms *manager_kms,
+ MetaOutput *output)
+{
+ MetaOutputKms *output_kms = output->driver_private;
+ drmModePropertyBlobPtr edid_blob = NULL;
+
+ if (!output_kms->has_edid_blob)
+ return NULL;
+
+ edid_blob = drmModeGetPropertyBlob (manager_kms->fd, output_kms->edid_blob_id);
+ if (!edid_blob)
+ {
+ meta_warning ("Failed to read EDID of output %s: %s\n", output->name, strerror(errno));
+ return NULL;
+ }
+
+ if (edid_blob->length > 0 && edid_blob->length % 128 == 0)
+ return g_bytes_new_with_free_func (edid_blob->data, edid_blob->length,
+ (GDestroyNotify)drmModeFreePropertyBlob, edid_blob);
+ else
+ drmModeFreePropertyBlob (edid_blob);
+
+ return NULL;
+}
+
+static void
+meta_monitor_manager_kms_read_current (MetaMonitorManager *manager)
+{
+ MetaMonitorManagerKms *manager_kms = META_MONITOR_MANAGER_KMS (manager);
+ drmModeRes *resources;
+ GHashTable *modes;
+ GHashTableIter iter;
+ drmModeModeInfo *mode;
+ unsigned int i, j, k;
+ unsigned int n_actual_outputs;
+ int width, height;
+
+ resources = drmModeGetResources(manager_kms->fd);
+ modes = g_hash_table_new (drm_mode_hash, drm_mode_equal);
+
+ manager->max_screen_width = resources->max_width;
+ manager->max_screen_height = resources->max_height;
+
+ manager->power_save_mode = META_POWER_SAVE_ON;
+
+ manager_kms->n_connectors = resources->count_connectors;
+ manager_kms->connectors = g_new (drmModeConnector *, manager_kms->n_connectors);
+ for (i = 0; i < manager_kms->n_connectors; i++)
+ {
+ drmModeConnector *connector;
+
+ connector = drmModeGetConnector (manager_kms->fd, resources->connectors[i]);
+ manager_kms->connectors[i] = connector;
+
+ if (connector->connection == DRM_MODE_CONNECTED)
+ {
+ /* Collect all modes for this connector */
+ for (j = 0; j < (unsigned)connector->count_modes; j++)
+ g_hash_table_add (modes, &connector->modes[j]);
+ }
+ }
+
+ manager_kms->n_encoders = resources->count_encoders;
+ manager_kms->encoders = g_new (drmModeEncoder *, manager_kms->n_encoders);
+ for (i = 0; i < manager_kms->n_encoders; i++)
+ {
+ manager_kms->encoders[i] = drmModeGetEncoder (manager_kms->fd,
+ resources->encoders[i]);
+ }
+
+ manager->n_modes = g_hash_table_size (modes);
+ manager->modes = g_new0 (MetaMonitorMode, manager->n_modes);
+ g_hash_table_iter_init (&iter, modes);
+ i = 0;
+ while (g_hash_table_iter_next (&iter, NULL, (gpointer)&mode))
+ {
+ MetaMonitorMode *meta_mode;
+
+ meta_mode = &manager->modes[i];
+
+ meta_mode->mode_id = i;
+ meta_mode->name = g_strndup (mode->name, DRM_DISPLAY_MODE_LEN);
+ meta_mode->width = mode->hdisplay;
+ meta_mode->height = mode->vdisplay;
+ meta_mode->refresh_rate = (1000 * mode->clock /
+ ((float)mode->htotal * mode->vtotal));
+
+ meta_mode->driver_private = g_slice_dup (drmModeModeInfo, mode);
+ meta_mode->driver_notify = (GDestroyNotify)meta_monitor_mode_destroy_notify;
+
+ i++;
+ }
+ g_hash_table_destroy (modes);
+
+ manager->n_crtcs = resources->count_crtcs;
+ manager->crtcs = g_new0 (MetaCRTC, manager->n_crtcs);
+ width = 0; height = 0;
+ for (i = 0; i < (unsigned)resources->count_crtcs; i++)
+ {
+ drmModeCrtc *crtc;
+ MetaCRTC *meta_crtc;
+
+ crtc = drmModeGetCrtc (manager_kms->fd, resources->crtcs[i]);
+
+ meta_crtc = &manager->crtcs[i];
+
+ meta_crtc->crtc_id = crtc->crtc_id;
+ meta_crtc->rect.x = crtc->x;
+ meta_crtc->rect.y = crtc->y;
+ meta_crtc->rect.width = crtc->width;
+ meta_crtc->rect.height = crtc->height;
+ meta_crtc->is_dirty = FALSE;
+ meta_crtc->transform = WL_OUTPUT_TRANSFORM_NORMAL;
+ /* FIXME: implement! */
+ meta_crtc->all_transforms = 1 << WL_OUTPUT_TRANSFORM_NORMAL;
+
+ if (crtc->mode_valid)
+ {
+ for (j = 0; j < manager->n_modes; j++)
+ {
+ if (drm_mode_equal (&crtc->mode, manager->modes[j].driver_private))
+ {
+ meta_crtc->current_mode = &manager->modes[j];
+ break;
+ }
+ }
+
+ width = MAX (width, meta_crtc->rect.x + meta_crtc->rect.width);
+ height = MAX (height, meta_crtc->rect.y + meta_crtc->rect.height);
+ }
+
+ drmModeFreeCrtc (crtc);
+ }
+
+ manager->screen_width = width;
+ manager->screen_height = height;
+
+ manager->outputs = g_new0 (MetaOutput, manager_kms->n_connectors);
+ n_actual_outputs = 0;
+
+ for (i = 0; i < manager_kms->n_connectors; i++)
+ {
+ MetaOutput *meta_output;
+ MetaOutputKms *output_kms;
+ drmModeConnector *connector;
+ GArray *crtcs;
+ unsigned int crtc_mask;
+ GBytes *edid;
+
+ connector = manager_kms->connectors[i];
+ meta_output = &manager->outputs[n_actual_outputs];
+
+ if (connector->connection == DRM_MODE_CONNECTED)
+ {
+ meta_output->driver_private = output_kms = g_slice_new0 (MetaOutputKms);
+ meta_output->driver_notify = (GDestroyNotify)meta_output_destroy_notify;
+
+ meta_output->output_id = connector->connector_id;
+ meta_output->name = make_output_name (connector);
+ meta_output->width_mm = connector->mmWidth;
+ meta_output->height_mm = connector->mmHeight;
+
+ if (connector->subpixel == DRM_MODE_SUBPIXEL_UNKNOWN)
+ meta_output->subpixel_order = COGL_SUBPIXEL_ORDER_UNKNOWN;
+ else if (connector->subpixel == DRM_MODE_SUBPIXEL_NONE)
+ meta_output->subpixel_order = COGL_SUBPIXEL_ORDER_NONE;
+ else
+ meta_output->subpixel_order = connector->subpixel;
+
+ meta_output->n_modes = connector->count_modes;
+ meta_output->modes = g_new0 (MetaMonitorMode *, meta_output->n_modes);
+ for (j = 0; j < meta_output->n_modes; j++)
+ {
+ for (k = 0; k < manager->n_modes; k++)
+ {
+ if (drm_mode_equal (&connector->modes[j], manager->modes[k].driver_private))
+ {
+ meta_output->modes[j] = &manager->modes[k];
+ break;
+ }
+ }
+ }
+ meta_output->preferred_mode = meta_output->modes[0];
+
+ output_kms->connector = connector;
+ output_kms->n_encoders = connector->count_encoders;
+ output_kms->encoders = g_new0 (drmModeEncoderPtr, output_kms->n_encoders);
+
+ crtc_mask = 0x7F;
+ for (j = 0; j < output_kms->n_encoders; j++)
+ {
+ output_kms->encoders[j] = drmModeGetEncoder (manager_kms->fd, connector->encoders[j]);
+
+ crtc_mask &= output_kms->encoders[j]->possible_crtcs;
+
+ if (output_kms->encoders[j]->encoder_id == connector->encoder_id)
+ output_kms->current_encoder = output_kms->encoders[j];
+ }
+
+ crtcs = g_array_new (FALSE, FALSE, sizeof (MetaCRTC*));
+
+ for (j = 0; j < manager->n_crtcs; j++)
+ {
+ if (crtc_mask & (1 << j))
+ {
+ MetaCRTC *crtc = &manager->crtcs[j];
+ g_array_append_val (crtcs, crtc);
+ }
+ }
+
+ meta_output->n_possible_crtcs = crtcs->len;
+ meta_output->possible_crtcs = (void*)g_array_free (crtcs, FALSE);
+
+ if (output_kms->current_encoder && output_kms->current_encoder->crtc_id != 0)
+ {
+ for (j = 0; j < manager->n_crtcs; j++)
+ {
+ if (manager->crtcs[j].crtc_id == output_kms->current_encoder->crtc_id)
+ {
+ meta_output->crtc = &manager->crtcs[j];
+ break;
+ }
+ }
+ }
+ else
+ meta_output->crtc = NULL;
+
+ meta_output->is_primary = FALSE;
+ meta_output->is_presentation = FALSE;
+
+ find_properties (manager_kms, output_kms);
+
+ edid = read_output_edid (manager_kms, meta_output);
+ if (edid)
+ {
+ MonitorInfo *parsed_edid;
+ gsize len;
+
+ parsed_edid = decode_edid (g_bytes_get_data (edid, &len));
+ if (parsed_edid)
+ {
+ meta_output->vendor = g_strndup (parsed_edid->manufacturer_code, 4);
+ meta_output->product = g_strndup (parsed_edid->dsc_product_name, 14);
+ meta_output->serial = g_strndup (parsed_edid->dsc_serial_number, 14);
+
+ g_free (parsed_edid);
+ }
+
+ g_bytes_unref (edid);
+ }
+ if (!meta_output->vendor)
+ {
+ meta_output->vendor = g_strdup ("unknown");
+ meta_output->product = g_strdup ("unknown");
+ meta_output->serial = g_strdup ("unknown");
+ }
+
+ /* FIXME: backlight is a very driver specific thing unfortunately,
+ every DDX does its own thing, and the dumb KMS API does not include it.
+
+ For example, xf86-video-intel has a list of paths to probe in /sys/class/backlight
+ (one for each major HW maker, and then some).
+ We can't do the same because we're not root.
+ It might be best to leave backlight out of the story and rely on the setuid
+ helper in gnome-settings-daemon.
+ */
+ meta_output->backlight_min = 0;
+ meta_output->backlight_max = 0;
+ meta_output->backlight = -1;
+
+ n_actual_outputs++;
+ }
+ }
+
+ manager->n_outputs = n_actual_outputs;
+ manager->outputs = g_renew (MetaOutput, manager->outputs, manager->n_outputs);
+
+ /* Sort the outputs for easier handling in MetaMonitorConfig */
+ qsort (manager->outputs, manager->n_outputs, sizeof (MetaOutput), compare_outputs);
+
+ /* Now fix the clones.
+ Code mostly inspired by xf86-video-modesetting. */
+
+ /* XXX: intel hardware doesn't usually have clones, but we only have intel
+ cards, so this code was never tested! */
+ for (i = 0; i < manager->n_outputs; i++)
+ {
+ MetaOutput *meta_output;
+ MetaOutputKms *output_kms;
+
+ meta_output = &manager->outputs[i];
+ output_kms = meta_output->driver_private;
+
+ output_kms->enc_clone_mask = 0xff;
+ output_kms->encoder_mask = 0;
+
+ for (j = 0; j < output_kms->n_encoders; j++)
+ {
+ for (k = 0; k < manager_kms->n_encoders; k++)
+ {
+ if (output_kms->encoders[j]->encoder_id == manager_kms->encoders[k]->encoder_id)
+ {
+ output_kms->encoder_mask |= (1 << k);
+ break;
+ }
+ }
+
+ output_kms->enc_clone_mask &= output_kms->encoders[j]->possible_clones;
+ }
+ }
+
+ for (i = 0; i < manager->n_outputs; i++)
+ {
+ MetaOutput *meta_output;
+ MetaOutputKms *output_kms;
+
+ meta_output = &manager->outputs[i];
+ output_kms = meta_output->driver_private;
+
+ if (output_kms->enc_clone_mask == 0)
+ continue;
+
+ for (j = 0; j < manager->n_outputs; j++)
+ {
+ MetaOutput *meta_clone;
+ MetaOutputKms *clone_kms;
+
+ meta_clone = &manager->outputs[i];
+ clone_kms = meta_clone->driver_private;
+
+ if (meta_clone == meta_output)
+ continue;
+
+ if (clone_kms->encoder_mask == 0)
+ continue;
+
+ if (clone_kms->encoder_mask == output_kms->enc_clone_mask)
+ {
+ meta_output->n_possible_clones++;
+ meta_output->possible_clones = g_renew (MetaOutput *,
+ meta_output->possible_clones,
+ meta_output->n_possible_clones);
+ meta_output->possible_clones[meta_output->n_possible_clones - 1] = meta_clone;
+ }
+ }
+ }
+
+ drmModeFreeResources (resources);
+}
+
+static GBytes *
+meta_monitor_manager_kms_read_edid (MetaMonitorManager *manager,
+ MetaOutput *output)
+{
+ MetaMonitorManagerKms *manager_kms = META_MONITOR_MANAGER_KMS (manager);
+
+ return read_output_edid (manager_kms, output);
+}
+
+static void
+meta_monitor_manager_kms_set_power_save_mode (MetaMonitorManager *manager,
+ MetaPowerSave mode)
+{
+ MetaMonitorManagerKms *manager_kms = META_MONITOR_MANAGER_KMS (manager);
+ uint64_t state;
+ unsigned i;
+
+ switch (mode) {
+ case META_POWER_SAVE_ON:
+ state = DRM_MODE_DPMS_ON;
+ break;
+ case META_POWER_SAVE_STANDBY:
+ state = DRM_MODE_DPMS_STANDBY;
+ break;
+ case META_POWER_SAVE_SUSPEND:
+ state = DRM_MODE_DPMS_SUSPEND;
+ break;
+ case META_POWER_SAVE_OFF:
+ state = DRM_MODE_DPMS_SUSPEND;
+ break;
+ default:
+ return;
+ }
+
+ for (i = 0; i < manager->n_outputs; i++)
+ {
+ MetaOutput *meta_output;
+ MetaOutputKms *output_kms;
+
+ meta_output = &manager->outputs[i];
+ output_kms = meta_output->driver_private;
+
+ if (output_kms->has_dpms_prop)
+ {
+ int ok = drmModeConnectorSetProperty(manager_kms->fd, meta_output->output_id,
+ output_kms->dpms_prop_id, state);
+
+ if (ok < 0)
+ meta_warning ("Failed to set power save mode for output %s: %s\n",
+ meta_output->name, strerror (errno));
+ }
+ }
+}
+
+static void
+crtc_free (CoglKmsCrtc *crtc)
+{
+ g_free (crtc->connectors);
+ g_slice_free (CoglKmsCrtc, crtc);
+}
+
+static void
+meta_monitor_manager_kms_apply_configuration (MetaMonitorManager *manager,
+ MetaCRTCInfo **crtcs,
+ unsigned int n_crtcs,
+ MetaOutputInfo **outputs,
+ unsigned int n_outputs)
+{
+ ClutterBackend *backend;
+ CoglContext *cogl_context;
+ CoglDisplay *cogl_display;
+ unsigned i;
+ GPtrArray *cogl_crtcs;
+ int screen_width, screen_height;
+ gboolean ok;
+ GError *error;
+
+ cogl_crtcs = g_ptr_array_new_full (manager->n_crtcs, (GDestroyNotify)crtc_free);
+ screen_width = 0; screen_height = 0;
+ for (i = 0; i < n_crtcs; i++)
+ {
+ MetaCRTCInfo *crtc_info = crtcs[i];
+ MetaCRTC *crtc = crtc_info->crtc;
+ CoglKmsCrtc *cogl_crtc;
+
+ crtc->is_dirty = TRUE;
+
+ cogl_crtc = g_slice_new0 (CoglKmsCrtc);
+ g_ptr_array_add (cogl_crtcs, cogl_crtc);
+
+ if (crtc_info->mode == NULL)
+ {
+ cogl_crtc->id = crtc->crtc_id;
+ cogl_crtc->x = 0;
+ cogl_crtc->y = 0;
+ cogl_crtc->count = 0;
+ memset (&cogl_crtc->mode, 0, sizeof (drmModeModeInfo));
+ cogl_crtc->connectors = NULL;
+ cogl_crtc->count = 0;
+
+ crtc->rect.x = 0;
+ crtc->rect.y = 0;
+ crtc->rect.width = 0;
+ crtc->rect.height = 0;
+ crtc->current_mode = NULL;
+ }
+ else
+ {
+ MetaMonitorMode *mode;
+ uint32_t *outputs;
+ unsigned int j, n_outputs;
+ int width, height;
+
+ mode = crtc_info->mode;
+
+ cogl_crtc->id = crtc->crtc_id;
+ cogl_crtc->x = crtc_info->x;
+ cogl_crtc->y = crtc_info->y;
+ cogl_crtc->count = n_outputs = crtc_info->outputs->len;
+ cogl_crtc->connectors = outputs = g_new (uint32_t, n_outputs);
+
+ for (j = 0; j < n_outputs; j++)
+ {
+ MetaOutput *output = ((MetaOutput**)crtc_info->outputs->pdata)[j];
+
+ outputs[j] = output->output_id;
+
+ output->is_dirty = TRUE;
+ output->crtc = crtc;
+ }
+
+ memcpy (&cogl_crtc->mode, crtc_info->mode->driver_private,
+ sizeof (drmModeModeInfo));
+
+ if (meta_monitor_transform_is_rotated (crtc_info->transform))
+ {
+ width = mode->height;
+ height = mode->width;
+ }
+ else
+ {
+ width = mode->width;
+ height = mode->height;
+ }
+
+ screen_width = MAX (screen_width, crtc_info->x + width);
+ screen_height = MAX (screen_height, crtc_info->y + height);
+
+ crtc->rect.x = crtc_info->x;
+ crtc->rect.y = crtc_info->y;
+ crtc->rect.width = width;
+ crtc->rect.height = height;
+ crtc->current_mode = mode;
+ crtc->transform = crtc_info->transform;
+ }
+ }
+
+ /* Disable CRTCs not mentioned in the list */
+ for (i = 0; i < manager->n_crtcs; i++)
+ {
+ MetaCRTC *crtc = &manager->crtcs[i];
+ CoglKmsCrtc *cogl_crtc;
+
+ crtc->logical_monitor = NULL;
+
+ if (crtc->is_dirty)
+ {
+ crtc->is_dirty = FALSE;
+ continue;
+ }
+
+ cogl_crtc = g_slice_new0 (CoglKmsCrtc);
+ g_ptr_array_add (cogl_crtcs, cogl_crtc);
+
+ cogl_crtc->id = crtc->crtc_id;
+ cogl_crtc->x = 0;
+ cogl_crtc->y = 0;
+ cogl_crtc->count = 0;
+ memset (&cogl_crtc->mode, 0, sizeof (drmModeModeInfo));
+ cogl_crtc->connectors = NULL;
+ cogl_crtc->count = 0;
+
+ crtc->rect.x = 0;
+ crtc->rect.y = 0;
+ crtc->rect.width = 0;
+ crtc->rect.height = 0;
+ crtc->current_mode = NULL;
+ }
+
+ backend = clutter_get_default_backend ();
+ cogl_context = clutter_backend_get_cogl_context (backend);
+ cogl_display = cogl_context_get_display (cogl_context);
+
+ error = NULL;
+ ok = cogl_kms_display_set_layout (cogl_display, screen_width, screen_height,
+ (CoglKmsCrtc**)cogl_crtcs->pdata, cogl_crtcs->len, &error);
+ g_ptr_array_unref (cogl_crtcs);
+
+ if (!ok)
+ {
+ meta_warning ("Applying display configuration failed: %s\n", error->message);
+ g_error_free (error);
+ return;
+ }
+
+ for (i = 0; i < n_outputs; i++)
+ {
+ MetaOutputInfo *output_info = outputs[i];
+ MetaOutput *output = output_info->output;
+
+ output->is_primary = output_info->is_primary;
+ output->is_presentation = output_info->is_presentation;
+ }
+
+ /* Disable outputs not mentioned in the list */
+ for (i = 0; i < manager->n_outputs; i++)
+ {
+ MetaOutput *output = &manager->outputs[i];
+
+ if (output->is_dirty)
+ {
+ output->is_dirty = FALSE;
+ continue;
+ }
+
+ output->crtc = NULL;
+ output->is_primary = FALSE;
+ }
+
+ manager->screen_width = screen_width;
+ manager->screen_height = screen_height;
+
+ meta_monitor_manager_rebuild_derived (manager);
+}
+
+static void
+meta_monitor_manager_kms_get_crtc_gamma (MetaMonitorManager *manager,
+ MetaCRTC *crtc,
+ gsize *size,
+ unsigned short **red,
+ unsigned short **green,
+ unsigned short **blue)
+{
+ MetaMonitorManagerKms *manager_kms = META_MONITOR_MANAGER_KMS (manager);
+ drmModeCrtc *kms_crtc;
+
+ kms_crtc = drmModeGetCrtc (manager_kms->fd, crtc->crtc_id);
+
+ *size = kms_crtc->gamma_size;
+ *red = g_new (unsigned short, *size);
+ *green = g_new (unsigned short, *size);
+ *blue = g_new (unsigned short, *size);
+
+ drmModeCrtcGetGamma (manager_kms->fd, crtc->crtc_id, *size, *red, *green, *blue);
+
+ drmModeFreeCrtc (kms_crtc);
+}
+
+static void
+meta_monitor_manager_kms_set_crtc_gamma (MetaMonitorManager *manager,
+ MetaCRTC *crtc,
+ gsize size,
+ unsigned short *red,
+ unsigned short *green,
+ unsigned short *blue)
+{
+ MetaMonitorManagerKms *manager_kms = META_MONITOR_MANAGER_KMS (manager);
+
+ drmModeCrtcSetGamma (manager_kms->fd, crtc->crtc_id, size, red, green, blue);
+}
+
+static void
+meta_monitor_manager_kms_init (MetaMonitorManagerKms *manager_kms)
+{
+ ClutterBackend *backend;
+ CoglContext *cogl_context;
+ CoglDisplay *cogl_display;
+ CoglRenderer *cogl_renderer;
+
+ backend = clutter_get_default_backend ();
+ cogl_context = clutter_backend_get_cogl_context (backend);
+ cogl_display = cogl_context_get_display (cogl_context);
+ cogl_renderer = cogl_display_get_renderer (cogl_display);
+
+ manager_kms->fd = cogl_kms_renderer_get_kms_fd (cogl_renderer);
+}
+
+static void
+meta_monitor_manager_kms_finalize (GObject *object)
+{
+ MetaMonitorManagerKms *manager_kms = META_MONITOR_MANAGER_KMS (object);
+ unsigned i;
+
+ for (i = 0; i < manager_kms->n_encoders; i++)
+ drmModeFreeEncoder (manager_kms->encoders[i]);
+ for (i = 0; i < manager_kms->n_connectors; i++)
+ drmModeFreeConnector (manager_kms->connectors[i]);
+
+ g_free (manager_kms->encoders);
+ g_free (manager_kms->connectors);
+
+ G_OBJECT_CLASS (meta_monitor_manager_kms_parent_class)->finalize (object);
+}
+
+static void
+meta_monitor_manager_kms_class_init (MetaMonitorManagerKmsClass *klass)
+{
+ MetaMonitorManagerClass *manager_class = META_MONITOR_MANAGER_CLASS (klass);
+ GObjectClass *object_class = G_OBJECT_CLASS (klass);
+
+ object_class->finalize = meta_monitor_manager_kms_finalize;
+
+ manager_class->read_current = meta_monitor_manager_kms_read_current;
+ manager_class->read_edid = meta_monitor_manager_kms_read_edid;
+ manager_class->apply_configuration = meta_monitor_manager_kms_apply_configuration;
+ manager_class->set_power_save_mode = meta_monitor_manager_kms_set_power_save_mode;
+ manager_class->get_crtc_gamma = meta_monitor_manager_kms_get_crtc_gamma;
+ manager_class->set_crtc_gamma = meta_monitor_manager_kms_set_crtc_gamma;
+}
+
diff --git a/src/core/monitor-private.h b/src/core/monitor-private.h
index beef289..2b1cea1 100644
--- a/src/core/monitor-private.h
+++ b/src/core/monitor-private.h
@@ -116,6 +116,9 @@ struct _MetaOutput
*/
gboolean is_primary;
gboolean is_presentation;
+
+ gpointer driver_private;
+ GDestroyNotify driver_notify;
};
struct _MetaCRTC
@@ -139,10 +142,14 @@ struct _MetaMonitorMode
{
/* The low-level ID of this mode, used to apply back configuration */
glong mode_id;
+ char *name;
int width;
int height;
float refresh_rate;
+
+ gpointer driver_private;
+ GDestroyNotify driver_notify;
};
/**
@@ -351,6 +358,18 @@ typedef struct _MetaMonitorManagerXrandr MetaMonitorManagerXrandr;
GType meta_monitor_manager_xrandr_get_type (void);
+#define META_TYPE_MONITOR_MANAGER_KMS (meta_monitor_manager_kms_get_type ())
+#define META_MONITOR_MANAGER_KMS(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj),
META_TYPE_MONITOR_MANAGER_KMS, MetaMonitorManagerKms))
+#define META_MONITOR_MANAGER_KMS_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass),
META_TYPE_MONITOR_MANAGER_KMS, MetaMonitorManagerKmsClass))
+#define META_IS_MONITOR_MANAGER_KMS(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj),
META_TYPE_MONITOR_MANAGER_KMS))
+#define META_IS_MONITOR_MANAGER_KMS_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass),
META_TYPE_MONITOR_MANAGER_KMS))
+#define META_MONITOR_MANAGER_KMS_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj),
META_TYPE_MONITOR_MANAGER_KMS, MetaMonitorManagerKmsClass))
+
+typedef struct _MetaMonitorManagerKmsClass MetaMonitorManagerKmsClass;
+typedef struct _MetaMonitorManagerKms MetaMonitorManagerKms;
+
+GType meta_monitor_manager_kms_get_type (void);
+
#define META_TYPE_MONITOR_CONFIG (meta_monitor_config_get_type ())
#define META_MONITOR_CONFIG(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), META_TYPE_MONITOR_CONFIG,
MetaMonitorConfig))
#define META_MONITOR_CONFIG_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), META_TYPE_MONITOR_CONFIG,
MetaMonitorConfigClass))
@@ -383,6 +402,8 @@ void meta_output_info_free (MetaOutputInfo *info);
void meta_monitor_manager_free_output_array (MetaOutput *old_outputs,
int n_old_outputs);
+void meta_monitor_manager_free_mode_array (MetaMonitorMode *old_modes,
+ int n_old_modes);
/* Returns true if transform causes width and height to be inverted
This is true for the odd transforms in the enum */
diff --git a/src/core/monitor-xrandr.c b/src/core/monitor-xrandr.c
index 5e02c0a..68db1d2 100644
--- a/src/core/monitor-xrandr.c
+++ b/src/core/monitor-xrandr.c
@@ -977,7 +977,7 @@ meta_monitor_manager_xrandr_handle_xevent (MetaMonitorManager *manager,
MetaOutput *old_outputs;
MetaCRTC *old_crtcs;
MetaMonitorMode *old_modes;
- int n_old_outputs;
+ unsigned int n_old_outputs, n_old_modes;
if ((event->type - manager_xrandr->rr_event_base) != RRScreenChangeNotify)
return FALSE;
@@ -988,6 +988,7 @@ meta_monitor_manager_xrandr_handle_xevent (MetaMonitorManager *manager,
old_outputs = manager->outputs;
n_old_outputs = manager->n_outputs;
old_modes = manager->modes;
+ n_old_modes = manager->n_modes;
old_crtcs = manager->crtcs;
manager->serial++;
@@ -1022,7 +1023,7 @@ meta_monitor_manager_xrandr_handle_xevent (MetaMonitorManager *manager,
}
meta_monitor_manager_free_output_array (old_outputs, n_old_outputs);
- g_free (old_modes);
+ meta_monitor_manager_free_mode_array (old_modes, n_old_modes);
g_free (old_crtcs);
return TRUE;
diff --git a/src/core/monitor.c b/src/core/monitor.c
index f1cc444..6724771 100644
--- a/src/core/monitor.c
+++ b/src/core/monitor.c
@@ -36,6 +36,7 @@
#include <meta/util.h>
#include <meta/errors.h>
#include "monitor-private.h"
+#include "meta-wayland-private.h"
#include "meta-dbus-xrandr.h"
@@ -358,7 +359,16 @@ static GType
get_default_backend (void)
{
if (meta_is_wayland_compositor ())
- return META_TYPE_MONITOR_MANAGER; /* FIXME: KMS */
+ {
+ MetaWaylandCompositor *compositor;
+
+ compositor = meta_wayland_compositor_get_default ();
+
+ if (meta_wayland_compositor_is_native (compositor))
+ return META_TYPE_MONITOR_MANAGER_KMS;
+ else
+ return META_TYPE_MONITOR_MANAGER;
+ }
else
return META_TYPE_MONITOR_MANAGER_XRANDR;
}
@@ -407,17 +417,18 @@ meta_monitor_manager_constructed (GObject *object)
MetaOutput *old_outputs;
MetaCRTC *old_crtcs;
MetaMonitorMode *old_modes;
- int n_old_outputs;
+ unsigned int n_old_outputs, n_old_modes;
old_outputs = manager->outputs;
n_old_outputs = manager->n_outputs;
old_modes = manager->modes;
+ n_old_modes = manager->n_modes;
old_crtcs = manager->crtcs;
read_current_config (manager);
meta_monitor_manager_free_output_array (old_outputs, n_old_outputs);
- g_free (old_modes);
+ meta_monitor_manager_free_mode_array (old_modes, n_old_modes);
g_free (old_crtcs);
}
@@ -462,19 +473,39 @@ meta_monitor_manager_free_output_array (MetaOutput *old_outputs,
g_free (old_outputs[i].modes);
g_free (old_outputs[i].possible_crtcs);
g_free (old_outputs[i].possible_clones);
+
+ if (old_outputs[i].driver_notify)
+ old_outputs[i].driver_notify (&old_outputs[i]);
}
g_free (old_outputs);
}
+void
+meta_monitor_manager_free_mode_array (MetaMonitorMode *old_modes,
+ int n_old_modes)
+{
+ int i;
+
+ for (i = 0; i < n_old_modes; i++)
+ {
+ g_free (old_modes[i].name);
+
+ if (old_modes[i].driver_notify)
+ old_modes[i].driver_notify (&old_modes[i]);
+ }
+
+ g_free (old_modes);
+}
+
static void
meta_monitor_manager_finalize (GObject *object)
{
MetaMonitorManager *manager = META_MONITOR_MANAGER (object);
meta_monitor_manager_free_output_array (manager->outputs, manager->n_outputs);
+ meta_monitor_manager_free_mode_array (manager->modes, manager->n_modes);
g_free (manager->monitor_infos);
- g_free (manager->modes);
g_free (manager->crtcs);
G_OBJECT_CLASS (meta_monitor_manager_parent_class)->finalize (object);
diff --git a/src/wayland/meta-wayland-private.h b/src/wayland/meta-wayland-private.h
index 79ff6fd..4b5c790 100644
--- a/src/wayland/meta-wayland-private.h
+++ b/src/wayland/meta-wayland-private.h
@@ -104,6 +104,7 @@ void meta_wayland_compositor_set_input_focus (MetaWaylandComp
MetaWindow *window);
MetaLauncher *meta_wayland_compositor_get_launcher (MetaWaylandCompositor *compositor);
+gboolean meta_wayland_compositor_is_native (MetaWaylandCompositor *compositor);
MetaWaylandBuffer * meta_wayland_buffer_from_resource (struct wl_resource *resource);
diff --git a/src/wayland/meta-wayland.c b/src/wayland/meta-wayland.c
index 43c7d95..5c416ae 100644
--- a/src/wayland/meta-wayland.c
+++ b/src/wayland/meta-wayland.c
@@ -945,3 +945,9 @@ meta_wayland_compositor_get_launcher (MetaWaylandCompositor *compositor)
{
return compositor->launcher;
}
+
+gboolean
+meta_wayland_compositor_is_native (MetaWaylandCompositor *compositor)
+{
+ return compositor->drm_fd >= 0;
+}
[
Date Prev][
Date Next] [
Thread Prev][
Thread Next]
[
Thread Index]
[
Date Index]
[
Author Index]
