xserver/hw/xfree86/drivers/modesetting/output.c

293 lines
6.7 KiB
C

/*
* Copyright 2008 Tungsten Graphics, Inc., Cedar Park, Texas.
* All Rights Reserved.
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the
* "Software"), to deal in the Software without restriction, including
* without limitation the rights to use, copy, modify, merge, publish,
* distribute, sub license, and/or sell copies of the Software, and to
* permit persons to whom the Software is furnished to do so, subject to
* the following conditions:
*
* The above copyright notice and this permission notice (including the
* next paragraph) shall be included in all copies or substantial portions
* of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
* IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR
* ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*
*
* Author: Alan Hourihane <alanh@tungstengraphics.com>
*
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include <xf86.h>
#include <xf86i2c.h>
#include <xf86Crtc.h>
#include <errno.h>
#include <fcntl.h>
#include <unistd.h>
#include <stdio.h>
#include <stdlib.h>
#include <stdint.h>
#include <string.h>
#include <sys/stat.h>
#include <sys/types.h>
#define DPMS_SERVER
#include <X11/extensions/dpms.h>
#include "X11/Xatom.h"
#include "driver.h"
static char *connector_enum_list[] = {
"Unknown",
"VGA",
"DVI-I",
"DVI-D",
"DVI-A",
"Composite",
"SVIDEO",
"LVDS",
"Component",
"9-pin DIN",
"DisplayPort",
"HDMI Type A",
"HDMI Type B",
};
static void
dpms(xf86OutputPtr output, int mode)
{
}
static void
save(xf86OutputPtr output)
{
}
static void
restore(xf86OutputPtr output)
{
}
static int
mode_valid(xf86OutputPtr output, DisplayModePtr pMode)
{
return MODE_OK;
}
static Bool
mode_fixup(xf86OutputPtr output, DisplayModePtr mode,
DisplayModePtr adjusted_mode)
{
return TRUE;
}
static void
prepare(xf86OutputPtr output)
{
dpms(output, DPMSModeOff);
}
static void
mode_set(xf86OutputPtr output, DisplayModePtr mode,
DisplayModePtr adjusted_mode)
{
}
static void
commit(xf86OutputPtr output)
{
dpms(output, DPMSModeOn);
if (output->scrn->pScreen != NULL)
xf86_reload_cursors(output->scrn->pScreen);
}
static xf86OutputStatus
detect(xf86OutputPtr output)
{
drmModeConnectorPtr drm_connector = output->driver_private;
switch (drm_connector->connection) {
case DRM_MODE_CONNECTED:
return XF86OutputStatusConnected;
case DRM_MODE_DISCONNECTED:
return XF86OutputStatusDisconnected;
default:
return XF86OutputStatusUnknown;
}
}
static DisplayModePtr
get_modes(xf86OutputPtr output)
{
drmModeConnectorPtr drm_connector = output->driver_private;
struct drm_mode_modeinfo *drm_mode = NULL;
DisplayModePtr modes = NULL, mode = NULL;
int i;
for (i = 0; i < drm_connector->count_modes; i++) {
drm_mode = &drm_connector->modes[i];
if (drm_mode) {
mode = xcalloc(1, sizeof(DisplayModeRec));
if (!mode)
continue;
mode->type = 0;
mode->Clock = drm_mode->clock;
mode->HDisplay = drm_mode->hdisplay;
mode->HSyncStart = drm_mode->hsync_start;
mode->HSyncEnd = drm_mode->hsync_end;
mode->HTotal = drm_mode->htotal;
mode->VDisplay = drm_mode->vdisplay;
mode->VSyncStart = drm_mode->vsync_start;
mode->VSyncEnd = drm_mode->vsync_end;
mode->VTotal = drm_mode->vtotal;
mode->Flags = drm_mode->flags;
mode->HSkew = drm_mode->hskew;
mode->VScan = drm_mode->vscan;
mode->VRefresh = xf86ModeVRefresh(mode);
mode->Private = (void *)drm_mode;
xf86SetModeDefaultName(mode);
modes = xf86ModesAdd(modes, mode);
xf86PrintModeline(0, mode);
}
}
return modes;
}
static void
destroy(xf86OutputPtr output)
{
drmModeFreeConnector(output->driver_private);
}
static void
create_resources(xf86OutputPtr output)
{
#ifdef RANDR_12_INTERFACE
#endif /* RANDR_12_INTERFACE */
}
#ifdef RANDR_12_INTERFACE
static Bool
set_property(xf86OutputPtr output, Atom property, RRPropertyValuePtr value)
{
return TRUE;
}
#endif /* RANDR_12_INTERFACE */
#ifdef RANDR_13_INTERFACE
static Bool
get_property(xf86OutputPtr output, Atom property)
{
return TRUE;
}
#endif /* RANDR_13_INTERFACE */
#ifdef RANDR_GET_CRTC_INTERFACE
static xf86CrtcPtr
get_crtc(xf86OutputPtr output)
{
return NULL;
}
#endif
static const xf86OutputFuncsRec output_funcs = {
.create_resources = create_resources,
.dpms = dpms,
.save = save,
.restore = restore,
.mode_valid = mode_valid,
.mode_fixup = mode_fixup,
.prepare = prepare,
.mode_set = mode_set,
.commit = commit,
.detect = detect,
.get_modes = get_modes,
#ifdef RANDR_12_INTERFACE
.set_property = set_property,
#endif
#ifdef RANDR_13_INTERFACE
.get_property = get_property,
#endif
.destroy = destroy,
#ifdef RANDR_GET_CRTC_INTERFACE
.get_crtc = get_crtc,
#endif
};
void
output_init(ScrnInfoPtr pScrn)
{
modesettingPtr ms = modesettingPTR(pScrn);
xf86OutputPtr output;
drmModeResPtr res;
drmModeConnectorPtr drm_connector = NULL;
drmModeEncoderPtr drm_encoder = NULL;
drmModeCrtcPtr crtc;
char *name;
int c, v, p;
res = drmModeGetResources(ms->fd);
if (res == 0) {
DRV_ERROR("Failed drmModeGetResources\n");
return;
}
for (c = 0; c < res->count_connectors; c++) {
drm_connector = drmModeGetConnector(ms->fd, res->connectors[c]);
if (!drm_connector)
goto out;
for (p = 0; p < drm_connector->count_props; p++) {
drmModePropertyPtr prop;
prop = drmModeGetProperty(ms->fd, drm_connector->props[p]);
name = NULL;
if (prop) {
ErrorF("VALUES %d\n", prop->count_values);
for (v = 0; v < prop->count_values; v++)
ErrorF("%s %lld\n", prop->name, prop->values[v]);
}
}
name = connector_enum_list[drm_connector->connector_type];
output = xf86OutputCreate(pScrn, &output_funcs, name);
if (!output)
continue;
drm_encoder = drmModeGetEncoder(ms->fd, drm_connector->encoders[0]);
if (drm_encoder) {
output->possible_crtcs = drm_encoder->crtcs;
output->possible_clones = drm_encoder->clones;
} else {
output->possible_crtcs = 0;
output->possible_clones = 0;
}
output->driver_private = drm_connector;
output->subpixel_order = SubPixelHorizontalRGB;
output->interlaceAllowed = FALSE;
output->doubleScanAllowed = FALSE;
}
out:
drmModeFreeResources(res);
}