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xserver-multidpi/hw/xfree86/drivers/modesetting/drmmode_display.c

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/*
* Copyright © 2007 Red Hat, Inc.
*
* 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, sublicense,
* 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 NONINFRINGEMENT. IN NO EVENT SHALL
* THE AUTHORS OR COPYRIGHT HOLDERS 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.
*
* Authors:
* Dave Airlie <airlied@redhat.com>
*
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include <errno.h>
#include <sys/ioctl.h>
#include <sys/mman.h>
#include <unistd.h>
#include "xf86str.h"
#include "X11/Xatom.h"
#include "micmap.h"
#include "xf86cmap.h"
#include "xf86DDC.h"
#include <xf86drm.h>
#include "xf86Crtc.h"
#include "drmmode_display.h"
#include <cursorstr.h>
/* DPMS */
#ifdef HAVE_XEXTPROTO_71
#include <X11/extensions/dpmsconst.h>
#else
#define DPMS_SERVER
#include <X11/extensions/dpms.h>
#endif
#include "compat-api.h"
#include "driver.h"
static struct dumb_bo *dumb_bo_create(int fd,
const unsigned width, const unsigned height,
const unsigned bpp)
{
struct drm_mode_create_dumb arg;
struct dumb_bo *bo;
int ret;
bo = calloc(1, sizeof(*bo));
if (!bo)
return NULL;
memset(&arg, 0, sizeof(arg));
arg.width = width;
arg.height = height;
arg.bpp = bpp;
ret = drmIoctl(fd, DRM_IOCTL_MODE_CREATE_DUMB, &arg);
if (ret)
goto err_free;
bo->handle = arg.handle;
bo->size = arg.size;
bo->pitch = arg.pitch;
return bo;
err_free:
free(bo);
return NULL;
}
static int dumb_bo_map(int fd, struct dumb_bo *bo)
{
struct drm_mode_map_dumb arg;
int ret;
void *map;
if (bo->ptr) {
bo->map_count++;
return 0;
}
memset(&arg, 0, sizeof(arg));
arg.handle = bo->handle;
ret = drmIoctl(fd, DRM_IOCTL_MODE_MAP_DUMB, &arg);
if (ret)
return ret;
map = mmap(0, bo->size, PROT_READ | PROT_WRITE, MAP_SHARED,
fd, arg.offset);
if (map == MAP_FAILED)
return -errno;
bo->ptr = map;
return 0;
}
#if 0
static int dumb_bo_unmap(int fd, struct dumb_bo *bo)
{
bo->map_count--;
return 0;
}
#endif
static int dumb_bo_destroy(int fd, struct dumb_bo *bo)
{
struct drm_mode_destroy_dumb arg;
int ret;
if (bo->ptr) {
munmap(bo->ptr, bo->size);
bo->ptr = NULL;
}
memset(&arg, 0, sizeof(arg));
arg.handle = bo->handle;
ret = drmIoctl(fd, DRM_IOCTL_MODE_DESTROY_DUMB, &arg);
if (ret)
return -errno;
free(bo);
return 0;
}
#ifdef MODESETTING_OUTPUT_SLAVE_SUPPORT
static struct dumb_bo *dumb_get_bo_from_handle(int fd, int handle, int pitch, int size)
{
struct dumb_bo *bo;
int ret;
bo = calloc(1, sizeof(*bo));
if (!bo)
return NULL;
ret = drmPrimeFDToHandle(fd, handle, &bo->handle);
if (ret) {
free(bo);
return NULL;
}
bo->pitch = pitch;
bo->size = size;
return bo;
}
#endif
#ifdef MODESETTING_OUTPUT_SLAVE_SUPPORT
Bool drmmode_SetSlaveBO(PixmapPtr ppix,
drmmode_ptr drmmode,
int fd_handle, int pitch, int size)
{
msPixmapPrivPtr ppriv = msGetPixmapPriv(drmmode, ppix);
ppriv->backing_bo = dumb_get_bo_from_handle(drmmode->fd, fd_handle, pitch, size);
if (!ppriv->backing_bo)
return FALSE;
close(fd_handle);
return TRUE;
}
#endif
static void
drmmode_ConvertFromKMode(ScrnInfoPtr scrn,
drmModeModeInfo *kmode,
DisplayModePtr mode)
{
memset(mode, 0, sizeof(DisplayModeRec));
mode->status = MODE_OK;
mode->Clock = kmode->clock;
mode->HDisplay = kmode->hdisplay;
mode->HSyncStart = kmode->hsync_start;
mode->HSyncEnd = kmode->hsync_end;
mode->HTotal = kmode->htotal;
mode->HSkew = kmode->hskew;
mode->VDisplay = kmode->vdisplay;
mode->VSyncStart = kmode->vsync_start;
mode->VSyncEnd = kmode->vsync_end;
mode->VTotal = kmode->vtotal;
mode->VScan = kmode->vscan;
mode->Flags = kmode->flags; //& FLAG_BITS;
mode->name = strdup(kmode->name);
if (kmode->type & DRM_MODE_TYPE_DRIVER)
mode->type = M_T_DRIVER;
if (kmode->type & DRM_MODE_TYPE_PREFERRED)
mode->type |= M_T_PREFERRED;
xf86SetModeCrtc (mode, scrn->adjustFlags);
}
static void
drmmode_ConvertToKMode(ScrnInfoPtr scrn,
drmModeModeInfo *kmode,
DisplayModePtr mode)
{
memset(kmode, 0, sizeof(*kmode));
kmode->clock = mode->Clock;
kmode->hdisplay = mode->HDisplay;
kmode->hsync_start = mode->HSyncStart;
kmode->hsync_end = mode->HSyncEnd;
kmode->htotal = mode->HTotal;
kmode->hskew = mode->HSkew;
kmode->vdisplay = mode->VDisplay;
kmode->vsync_start = mode->VSyncStart;
kmode->vsync_end = mode->VSyncEnd;
kmode->vtotal = mode->VTotal;
kmode->vscan = mode->VScan;
kmode->flags = mode->Flags; //& FLAG_BITS;
if (mode->name)
strncpy(kmode->name, mode->name, DRM_DISPLAY_MODE_LEN);
kmode->name[DRM_DISPLAY_MODE_LEN-1] = 0;
}
static void
drmmode_crtc_dpms(xf86CrtcPtr crtc, int mode)
{
#if 0
xf86CrtcConfigPtr xf86_config = XF86_CRTC_CONFIG_PTR(crtc->scrn);
// drmmode_crtc_private_ptr drmmode_crtc = crtc->driver_private;
// drmmode_ptr drmmode = drmmode_crtc->drmmode;
/* bonghits in the randr 1.2 - uses dpms to disable crtc - bad buzz */
if (mode == DPMSModeOff) {
// drmModeSetCrtc(drmmode->fd, drmmode_crtc->mode_crtc->crtc_id,
// 0, 0, 0, NULL, 0, NULL);
}
#endif
}
#if 0
static PixmapPtr
create_pixmap_for_fbcon(drmmode_ptr drmmode,
ScrnInfoPtr pScrn, int crtc_id)
{
xf86CrtcConfigPtr xf86_config = XF86_CRTC_CONFIG_PTR(pScrn);
drmmode_crtc_private_ptr drmmode_crtc;
ScreenPtr pScreen = pScrn->pScreen;
PixmapPtr pixmap;
struct radeon_bo *bo;
drmModeFBPtr fbcon;
struct drm_gem_flink flink;
drmmode_crtc = xf86_config->crtc[crtc_id]->driver_private;
fbcon = drmModeGetFB(drmmode->fd, drmmode_crtc->mode_crtc->buffer_id);
if (fbcon == NULL)
return NULL;
flink.handle = fbcon->handle;
if (ioctl(drmmode->fd, DRM_IOCTL_GEM_FLINK, &flink) < 0) {
xf86DrvMsg(pScrn->scrnIndex, X_ERROR,
"Couldn't flink fbcon handle\n");
return NULL;
}
bo = radeon_bo_open(drmmode->bufmgr, flink.name, 0, 0, 0, 0);
if (bo == NULL) {
xf86DrvMsg(pScrn->scrnIndex, X_ERROR,
"Couldn't allocate bo for fbcon handle\n");
return NULL;
}
pixmap = drmmode_create_bo_pixmap(pScreen, fbcon->width, fbcon->height,
fbcon->depth, fbcon->bpp,
fbcon->pitch, bo);
if (!pixmap)
return NULL;
radeon_bo_unref(bo);
drmModeFreeFB(fbcon);
return pixmap;
}
#endif
static Bool
drmmode_set_mode_major(xf86CrtcPtr crtc, DisplayModePtr mode,
Rotation rotation, int x, int y)
{
ScrnInfoPtr pScrn = crtc->scrn;
xf86CrtcConfigPtr xf86_config = XF86_CRTC_CONFIG_PTR(crtc->scrn);
drmmode_crtc_private_ptr drmmode_crtc = crtc->driver_private;
drmmode_ptr drmmode = drmmode_crtc->drmmode;
int saved_x, saved_y;
Rotation saved_rotation;
DisplayModeRec saved_mode;
uint32_t *output_ids;
int output_count = 0;
Bool ret = TRUE;
int i;
uint32_t fb_id;
drmModeModeInfo kmode;
int height;
height = pScrn->virtualY;
if (drmmode->fb_id == 0) {
ret = drmModeAddFB(drmmode->fd,
pScrn->virtualX, height,
pScrn->depth, pScrn->bitsPerPixel,
drmmode->front_bo->pitch,
drmmode->front_bo->handle,
&drmmode->fb_id);
if (ret < 0) {
ErrorF("failed to add fb %d\n", ret);
return FALSE;
}
}
saved_mode = crtc->mode;
saved_x = crtc->x;
saved_y = crtc->y;
saved_rotation = crtc->rotation;
if (mode) {
crtc->mode = *mode;
crtc->x = x;
crtc->y = y;
crtc->rotation = rotation;
#if XORG_VERSION_CURRENT >= XORG_VERSION_NUMERIC(1,5,99,0,0)
crtc->transformPresent = FALSE;
#endif
}
output_ids = calloc(sizeof(uint32_t), xf86_config->num_output);
if (!output_ids) {
ret = FALSE;
goto done;
}
if (mode) {
for (i = 0; i < xf86_config->num_output; i++) {
xf86OutputPtr output = xf86_config->output[i];
drmmode_output_private_ptr drmmode_output;
if (output->crtc != crtc)
continue;
drmmode_output = output->driver_private;
output_ids[output_count] = drmmode_output->mode_output->connector_id;
output_count++;
}
if (!xf86CrtcRotate(crtc)) {
goto done;
}
#if XORG_VERSION_CURRENT >= XORG_VERSION_NUMERIC(1,7,0,0,0)
crtc->funcs->gamma_set(crtc, crtc->gamma_red, crtc->gamma_green,
crtc->gamma_blue, crtc->gamma_size);
#endif
drmmode_ConvertToKMode(crtc->scrn, &kmode, mode);
fb_id = drmmode->fb_id;
#ifdef MODESETTING_OUTPUT_SLAVE_SUPPORT
if (crtc->randr_crtc->scanout_pixmap) {
msPixmapPrivPtr ppriv = msGetPixmapPriv(drmmode, crtc->randr_crtc->scanout_pixmap);
fb_id = ppriv->fb_id;
x = y = 0;
} else
#endif
if (drmmode_crtc->rotate_fb_id) {
fb_id = drmmode_crtc->rotate_fb_id;
x = y = 0;
}
ret = drmModeSetCrtc(drmmode->fd, drmmode_crtc->mode_crtc->crtc_id,
fb_id, x, y, output_ids, output_count, &kmode);
if (ret)
xf86DrvMsg(crtc->scrn->scrnIndex, X_ERROR,
"failed to set mode: %s", strerror(-ret));
else
ret = TRUE;
if (crtc->scrn->pScreen)
xf86CrtcSetScreenSubpixelOrder(crtc->scrn->pScreen);
/* go through all the outputs and force DPMS them back on? */
for (i = 0; i < xf86_config->num_output; i++) {
xf86OutputPtr output = xf86_config->output[i];
if (output->crtc != crtc)
continue;
output->funcs->dpms(output, DPMSModeOn);
}
}
#if 0
if (pScrn->pScreen &&
!xf86ReturnOptValBool(info->Options, OPTION_SW_CURSOR, FALSE))
xf86_reload_cursors(pScrn->pScreen);
#endif
done:
if (!ret) {
crtc->x = saved_x;
crtc->y = saved_y;
crtc->rotation = saved_rotation;
crtc->mode = saved_mode;
}
#if defined(XF86_CRTC_VERSION) && XF86_CRTC_VERSION >= 3
else
crtc->active = TRUE;
#endif
return ret;
}
static void
drmmode_set_cursor_colors (xf86CrtcPtr crtc, int bg, int fg)
{
}
static void
drmmode_set_cursor_position (xf86CrtcPtr crtc, int x, int y)
{
drmmode_crtc_private_ptr drmmode_crtc = crtc->driver_private;
drmmode_ptr drmmode = drmmode_crtc->drmmode;
drmModeMoveCursor(drmmode->fd, drmmode_crtc->mode_crtc->crtc_id, x, y);
}
static void
drmmode_load_cursor_argb (xf86CrtcPtr crtc, CARD32 *image)
{
modesettingPtr ms = modesettingPTR(crtc->scrn);
drmmode_crtc_private_ptr drmmode_crtc = crtc->driver_private;
int i;
uint32_t *ptr;
uint32_t handle = drmmode_crtc->cursor_bo->handle;
int ret;
/* cursor should be mapped already */
ptr = (uint32_t *)(drmmode_crtc->cursor_bo->ptr);
for (i = 0; i < ms->cursor_width * ms->cursor_height; i++)
ptr[i] = image[i];// cpu_to_le32(image[i]);
ret = drmModeSetCursor(drmmode_crtc->drmmode->fd, drmmode_crtc->mode_crtc->crtc_id, handle,
ms->cursor_width, ms->cursor_height);
if (ret) {
xf86CrtcConfigPtr xf86_config = XF86_CRTC_CONFIG_PTR(crtc->scrn);
xf86CursorInfoPtr cursor_info = xf86_config->cursor_info;
cursor_info->MaxWidth = cursor_info->MaxHeight = 0;
drmmode_crtc->drmmode->sw_cursor = TRUE;
/* fallback to swcursor */
}
}
static void
drmmode_hide_cursor (xf86CrtcPtr crtc)
{
modesettingPtr ms = modesettingPTR(crtc->scrn);
drmmode_crtc_private_ptr drmmode_crtc = crtc->driver_private;
drmmode_ptr drmmode = drmmode_crtc->drmmode;
drmModeSetCursor(drmmode->fd, drmmode_crtc->mode_crtc->crtc_id, 0,
ms->cursor_width, ms->cursor_height);
}
static void
drmmode_show_cursor (xf86CrtcPtr crtc)
{
modesettingPtr ms = modesettingPTR(crtc->scrn);
drmmode_crtc_private_ptr drmmode_crtc = crtc->driver_private;
drmmode_ptr drmmode = drmmode_crtc->drmmode;
uint32_t handle = drmmode_crtc->cursor_bo->handle;
static Bool use_set_cursor2 = TRUE;
if (use_set_cursor2) {
xf86CrtcConfigPtr xf86_config = XF86_CRTC_CONFIG_PTR(crtc->scrn);
CursorPtr cursor = xf86_config->cursor;
int ret;
ret = drmModeSetCursor2(drmmode->fd, drmmode_crtc->mode_crtc->crtc_id, handle, ms->cursor_width, ms->cursor_height, cursor->bits->xhot, cursor->bits->yhot);
if (ret == -EINVAL)
use_set_cursor2 = FALSE;
else
return;
}
drmModeSetCursor(drmmode->fd, drmmode_crtc->mode_crtc->crtc_id, handle,
ms->cursor_width, ms->cursor_height);
}
static void
drmmode_crtc_gamma_set(xf86CrtcPtr crtc, uint16_t *red, uint16_t *green,
uint16_t *blue, int size)
{
drmmode_crtc_private_ptr drmmode_crtc = crtc->driver_private;
drmmode_ptr drmmode = drmmode_crtc->drmmode;
drmModeCrtcSetGamma(drmmode->fd, drmmode_crtc->mode_crtc->crtc_id,
size, red, green, blue);
}
#ifdef MODESETTING_OUTPUT_SLAVE_SUPPORT
static Bool
drmmode_set_scanout_pixmap(xf86CrtcPtr crtc, PixmapPtr ppix)
{
drmmode_crtc_private_ptr drmmode_crtc = crtc->driver_private;
drmmode_ptr drmmode = drmmode_crtc->drmmode;
msPixmapPrivPtr ppriv;
void *ptr;
if (!ppix) {
if (crtc->randr_crtc->scanout_pixmap) {
ppriv = msGetPixmapPriv(drmmode, crtc->randr_crtc->scanout_pixmap);
drmModeRmFB(drmmode->fd, ppriv->fb_id);
}
if (drmmode_crtc->slave_damage) {
DamageUnregister(&crtc->randr_crtc->scanout_pixmap->drawable,
drmmode_crtc->slave_damage);
drmmode_crtc->slave_damage = NULL;
}
return TRUE;
}
ppriv = msGetPixmapPriv(drmmode, ppix);
if (!drmmode_crtc->slave_damage) {
drmmode_crtc->slave_damage = DamageCreate(NULL, NULL,
DamageReportNone,
TRUE,
crtc->randr_crtc->pScreen,
NULL);
}
ptr = drmmode_map_slave_bo(drmmode, ppriv);
ppix->devPrivate.ptr = ptr;
DamageRegister(&ppix->drawable, drmmode_crtc->slave_damage);
if (ppriv->fb_id == 0) {
drmModeAddFB(drmmode->fd, ppix->drawable.width,
ppix->drawable.height,
ppix->drawable.depth,
ppix->drawable.bitsPerPixel,
ppix->devKind,
ppriv->backing_bo->handle,
&ppriv->fb_id);
}
return TRUE;
}
#endif
static void *drmmode_shadow_allocate(xf86CrtcPtr crtc, int width, int height)
{
return NULL;
}
static PixmapPtr drmmode_shadow_create(xf86CrtcPtr crtc, void *data, int width,
int height)
{
return NULL;
}
static const xf86CrtcFuncsRec drmmode_crtc_funcs = {
.dpms = drmmode_crtc_dpms,
.set_mode_major = drmmode_set_mode_major,
.set_cursor_colors = drmmode_set_cursor_colors,
.set_cursor_position = drmmode_set_cursor_position,
.show_cursor = drmmode_show_cursor,
.hide_cursor = drmmode_hide_cursor,
.load_cursor_argb = drmmode_load_cursor_argb,
.gamma_set = drmmode_crtc_gamma_set,
.destroy = NULL, /* XXX */
#ifdef MODESETTING_OUTPUT_SLAVE_SUPPORT
.set_scanout_pixmap = drmmode_set_scanout_pixmap,
#endif
.shadow_allocate = drmmode_shadow_allocate,
.shadow_create = drmmode_shadow_create,
};
static void
drmmode_crtc_init(ScrnInfoPtr pScrn, drmmode_ptr drmmode, int num)
{
xf86CrtcPtr crtc;
drmmode_crtc_private_ptr drmmode_crtc;
crtc = xf86CrtcCreate(pScrn, &drmmode_crtc_funcs);
if (crtc == NULL)
return;
drmmode_crtc = xnfcalloc(sizeof(drmmode_crtc_private_rec), 1);
drmmode_crtc->mode_crtc = drmModeGetCrtc(drmmode->fd, drmmode->mode_res->crtcs[num]);
drmmode_crtc->drmmode = drmmode;
crtc->driver_private = drmmode_crtc;
}
static xf86OutputStatus
drmmode_output_detect(xf86OutputPtr output)
{
/* go to the hw and retrieve a new output struct */
drmmode_output_private_ptr drmmode_output = output->driver_private;
drmmode_ptr drmmode = drmmode_output->drmmode;
xf86OutputStatus status;
drmModeFreeConnector(drmmode_output->mode_output);
drmmode_output->mode_output = drmModeGetConnector(drmmode->fd, drmmode_output->output_id);
if (!drmmode_output->mode_output)
return XF86OutputStatusDisconnected;
switch (drmmode_output->mode_output->connection) {
case DRM_MODE_CONNECTED:
status = XF86OutputStatusConnected;
break;
case DRM_MODE_DISCONNECTED:
status = XF86OutputStatusDisconnected;
break;
default:
case DRM_MODE_UNKNOWNCONNECTION:
status = XF86OutputStatusUnknown;
break;
}
return status;
}
static Bool
drmmode_output_mode_valid(xf86OutputPtr output, DisplayModePtr pModes)
{
return MODE_OK;
}
static Bool
has_panel_fitter(xf86OutputPtr output)
{
drmmode_output_private_ptr drmmode_output = output->driver_private;
drmModeConnectorPtr koutput = drmmode_output->mode_output;
drmmode_ptr drmmode = drmmode_output->drmmode;
int i;
/* Presume that if the output supports scaling, then we have a
* panel fitter capable of adjust any mode to suit.
*/
for (i = 0; i < koutput->count_props; i++) {
drmModePropertyPtr props;
Bool found = FALSE;
props = drmModeGetProperty(drmmode->fd, koutput->props[i]);
if (props) {
found = strcmp(props->name, "scaling mode") == 0;
drmModeFreeProperty(props);
}
if (found)
return TRUE;
}
return FALSE;
}
static DisplayModePtr
drmmode_output_add_gtf_modes(xf86OutputPtr output,
DisplayModePtr Modes)
{
xf86MonPtr mon = output->MonInfo;
DisplayModePtr i, m, preferred = NULL;
int max_x = 0, max_y = 0;
float max_vrefresh = 0.0;
if (mon && GTF_SUPPORTED(mon->features.msc))
return Modes;
if (!has_panel_fitter(output))
return Modes;
for (m = Modes; m; m = m->next) {
if (m->type & M_T_PREFERRED)
preferred = m;
max_x = max(max_x, m->HDisplay);
max_y = max(max_y, m->VDisplay);
max_vrefresh = max(max_vrefresh, xf86ModeVRefresh(m));
}
max_vrefresh = max(max_vrefresh, 60.0);
max_vrefresh *= (1 + SYNC_TOLERANCE);
m = xf86GetDefaultModes();
xf86ValidateModesSize(output->scrn, m, max_x, max_y, 0);
for (i = m; i; i = i->next) {
if (xf86ModeVRefresh(i) > max_vrefresh)
i->status = MODE_VSYNC;
if (preferred &&
i->HDisplay >= preferred->HDisplay &&
i->VDisplay >= preferred->VDisplay &&
xf86ModeVRefresh(i) >= xf86ModeVRefresh(preferred))
i->status = MODE_VSYNC;
}
xf86PruneInvalidModes(output->scrn, &m, FALSE);
return xf86ModesAdd(Modes, m);
}
static DisplayModePtr
drmmode_output_get_modes(xf86OutputPtr output)
{
drmmode_output_private_ptr drmmode_output = output->driver_private;
drmModeConnectorPtr koutput = drmmode_output->mode_output;
drmmode_ptr drmmode = drmmode_output->drmmode;
int i;
DisplayModePtr Modes = NULL, Mode;
drmModePropertyPtr props;
xf86MonPtr mon = NULL;
if (!koutput)
return NULL;
/* look for an EDID property */
for (i = 0; i < koutput->count_props; i++) {
props = drmModeGetProperty(drmmode->fd, koutput->props[i]);
if (props && (props->flags & DRM_MODE_PROP_BLOB)) {
if (!strcmp(props->name, "EDID")) {
if (drmmode_output->edid_blob)
drmModeFreePropertyBlob(drmmode_output->edid_blob);
drmmode_output->edid_blob = drmModeGetPropertyBlob(drmmode->fd, koutput->prop_values[i]);
}
drmModeFreeProperty(props);
}
}
if (drmmode_output->edid_blob) {
mon = xf86InterpretEDID(output->scrn->scrnIndex,
drmmode_output->edid_blob->data);
if (mon && drmmode_output->edid_blob->length > 128)
mon->flags |= MONITOR_EDID_COMPLETE_RAWDATA;
}
xf86OutputSetEDID(output, mon);
/* modes should already be available */
for (i = 0; i < koutput->count_modes; i++) {
Mode = xnfalloc(sizeof(DisplayModeRec));
drmmode_ConvertFromKMode(output->scrn, &koutput->modes[i], Mode);
Modes = xf86ModesAdd(Modes, Mode);
}
return drmmode_output_add_gtf_modes(output, Modes);
}
static void
drmmode_output_destroy(xf86OutputPtr output)
{
drmmode_output_private_ptr drmmode_output = output->driver_private;
int i;
if (drmmode_output->edid_blob)
drmModeFreePropertyBlob(drmmode_output->edid_blob);
for (i = 0; i < drmmode_output->num_props; i++) {
drmModeFreeProperty(drmmode_output->props[i].mode_prop);
free(drmmode_output->props[i].atoms);
}
free(drmmode_output->props);
for (i = 0; i < drmmode_output->mode_output->count_encoders; i++) {
drmModeFreeEncoder(drmmode_output->mode_encoders[i]);
}
free(drmmode_output->mode_encoders);
drmModeFreeConnector(drmmode_output->mode_output);
free(drmmode_output);
output->driver_private = NULL;
}
static void
drmmode_output_dpms(xf86OutputPtr output, int mode)
{
drmmode_output_private_ptr drmmode_output = output->driver_private;
drmModeConnectorPtr koutput = drmmode_output->mode_output;
drmmode_ptr drmmode = drmmode_output->drmmode;
if (!koutput)
return;
drmModeConnectorSetProperty(drmmode->fd, koutput->connector_id,
drmmode_output->dpms_enum_id, mode);
return;
}
static Bool
drmmode_property_ignore(drmModePropertyPtr prop)
{
if (!prop)
return TRUE;
/* ignore blob prop */
if (prop->flags & DRM_MODE_PROP_BLOB)
return TRUE;
/* ignore standard property */
if (!strcmp(prop->name, "EDID") ||
!strcmp(prop->name, "DPMS"))
return TRUE;
return FALSE;
}
static void
drmmode_output_create_resources(xf86OutputPtr output)
{
drmmode_output_private_ptr drmmode_output = output->driver_private;
drmModeConnectorPtr mode_output = drmmode_output->mode_output;
drmmode_ptr drmmode = drmmode_output->drmmode;
drmModePropertyPtr drmmode_prop;
int i, j, err;
drmmode_output->props = calloc(mode_output->count_props, sizeof(drmmode_prop_rec));
if (!drmmode_output->props)
return;
drmmode_output->num_props = 0;
for (i = 0, j = 0; i < mode_output->count_props; i++) {
drmmode_prop = drmModeGetProperty(drmmode->fd, mode_output->props[i]);
if (drmmode_property_ignore(drmmode_prop)) {
drmModeFreeProperty(drmmode_prop);
continue;
}
drmmode_output->props[j].mode_prop = drmmode_prop;
drmmode_output->props[j].value = mode_output->prop_values[i];
drmmode_output->num_props++;
j++;
}
for (i = 0; i < drmmode_output->num_props; i++) {
drmmode_prop_ptr p = &drmmode_output->props[i];
drmmode_prop = p->mode_prop;
if (drmmode_prop->flags & DRM_MODE_PROP_RANGE) {
INT32 prop_range[2];
INT32 value = p->value;
p->num_atoms = 1;
p->atoms = calloc(p->num_atoms, sizeof(Atom));
if (!p->atoms)
continue;
p->atoms[0] = MakeAtom(drmmode_prop->name, strlen(drmmode_prop->name), TRUE);
prop_range[0] = drmmode_prop->values[0];
prop_range[1] = drmmode_prop->values[1];
err = RRConfigureOutputProperty(output->randr_output, p->atoms[0],
FALSE, TRUE,
drmmode_prop->flags & DRM_MODE_PROP_IMMUTABLE ? TRUE : FALSE,
2, prop_range);
if (err != 0) {
xf86DrvMsg(output->scrn->scrnIndex, X_ERROR,
"RRConfigureOutputProperty error, %d\n", err);
}
err = RRChangeOutputProperty(output->randr_output, p->atoms[0],
XA_INTEGER, 32, PropModeReplace, 1, &value, FALSE, TRUE);
if (err != 0) {
xf86DrvMsg(output->scrn->scrnIndex, X_ERROR,
"RRChangeOutputProperty error, %d\n", err);
}
} else if (drmmode_prop->flags & DRM_MODE_PROP_ENUM) {
p->num_atoms = drmmode_prop->count_enums + 1;
p->atoms = calloc(p->num_atoms, sizeof(Atom));
if (!p->atoms)
continue;
p->atoms[0] = MakeAtom(drmmode_prop->name, strlen(drmmode_prop->name), TRUE);
for (j = 1; j <= drmmode_prop->count_enums; j++) {
struct drm_mode_property_enum *e = &drmmode_prop->enums[j-1];
p->atoms[j] = MakeAtom(e->name, strlen(e->name), TRUE);
}
err = RRConfigureOutputProperty(output->randr_output, p->atoms[0],
FALSE, FALSE,
drmmode_prop->flags & DRM_MODE_PROP_IMMUTABLE ? TRUE : FALSE,
p->num_atoms - 1, (INT32 *)&p->atoms[1]);
if (err != 0) {
xf86DrvMsg(output->scrn->scrnIndex, X_ERROR,
"RRConfigureOutputProperty error, %d\n", err);
}
for (j = 0; j < drmmode_prop->count_enums; j++)
if (drmmode_prop->enums[j].value == p->value)
break;
/* there's always a matching value */
err = RRChangeOutputProperty(output->randr_output, p->atoms[0],
XA_ATOM, 32, PropModeReplace, 1, &p->atoms[j+1], FALSE, TRUE);
if (err != 0) {
xf86DrvMsg(output->scrn->scrnIndex, X_ERROR,
"RRChangeOutputProperty error, %d\n", err);
}
}
}
}
static Bool
drmmode_output_set_property(xf86OutputPtr output, Atom property,
RRPropertyValuePtr value)
{
drmmode_output_private_ptr drmmode_output = output->driver_private;
drmmode_ptr drmmode = drmmode_output->drmmode;
int i;
for (i = 0; i < drmmode_output->num_props; i++) {
drmmode_prop_ptr p = &drmmode_output->props[i];
if (p->atoms[0] != property)
continue;
if (p->mode_prop->flags & DRM_MODE_PROP_RANGE) {
uint32_t val;
if (value->type != XA_INTEGER || value->format != 32 ||
value->size != 1)
return FALSE;
val = *(uint32_t *)value->data;
drmModeConnectorSetProperty(drmmode->fd, drmmode_output->output_id,
p->mode_prop->prop_id, (uint64_t)val);
return TRUE;
} else if (p->mode_prop->flags & DRM_MODE_PROP_ENUM) {
Atom atom;
const char *name;
int j;
if (value->type != XA_ATOM || value->format != 32 || value->size != 1)
return FALSE;
memcpy(&atom, value->data, 4);
name = NameForAtom(atom);
/* search for matching name string, then set its value down */
for (j = 0; j < p->mode_prop->count_enums; j++) {
if (!strcmp(p->mode_prop->enums[j].name, name)) {
drmModeConnectorSetProperty(drmmode->fd, drmmode_output->output_id,
p->mode_prop->prop_id, p->mode_prop->enums[j].value);
return TRUE;
}
}
}
}
return TRUE;
}
static Bool
drmmode_output_get_property(xf86OutputPtr output, Atom property)
{
return TRUE;
}
static const xf86OutputFuncsRec drmmode_output_funcs = {
.dpms = drmmode_output_dpms,
.create_resources = drmmode_output_create_resources,
#ifdef RANDR_12_INTERFACE
.set_property = drmmode_output_set_property,
.get_property = drmmode_output_get_property,
#endif
.detect = drmmode_output_detect,
.mode_valid = drmmode_output_mode_valid,
.get_modes = drmmode_output_get_modes,
.destroy = drmmode_output_destroy
};
static int subpixel_conv_table[7] = { 0, SubPixelUnknown,
SubPixelHorizontalRGB,
SubPixelHorizontalBGR,
SubPixelVerticalRGB,
SubPixelVerticalBGR,
SubPixelNone };
static const char * const output_names[] = { "None",
"VGA",
"DVI",
"DVI",
"DVI",
"Composite",
"S-video",
"LVDS",
"CTV",
"DIN",
"DisplayPort",
"HDMI",
"HDMI",
"TV",
"eDP",
"Virtual",
"DSI",
};
static void
drmmode_output_init(ScrnInfoPtr pScrn, drmmode_ptr drmmode, int num, int *num_dvi, int *num_hdmi)
{
xf86OutputPtr output;
drmModeConnectorPtr koutput;
drmModeEncoderPtr *kencoders = NULL;
drmmode_output_private_ptr drmmode_output;
drmModePropertyPtr props;
char name[32];
int i;
koutput = drmModeGetConnector(drmmode->fd, drmmode->mode_res->connectors[num]);
if (!koutput)
return;
kencoders = calloc(sizeof(drmModeEncoderPtr), koutput->count_encoders);
if (!kencoders) {
goto out_free_encoders;
}
for (i = 0; i < koutput->count_encoders; i++) {
kencoders[i] = drmModeGetEncoder(drmmode->fd, koutput->encoders[i]);
if (!kencoders[i]) {
goto out_free_encoders;
}
}
/* need to do smart conversion here for compat with non-kms ATI driver */
if (koutput->connector_type >= MS_ARRAY_SIZE(output_names))
snprintf(name, 32, "Unknown-%d", koutput->connector_type_id - 1);
#ifdef MODESETTING_OUTPUT_SLAVE_SUPPORT
else if (pScrn->is_gpu)
snprintf(name, 32, "%s-%d-%d", output_names[koutput->connector_type], pScrn->scrnIndex - GPU_SCREEN_OFFSET + 1, koutput->connector_type_id - 1);
#endif
else
snprintf(name, 32, "%s-%d", output_names[koutput->connector_type], koutput->connector_type_id - 1);
output = xf86OutputCreate (pScrn, &drmmode_output_funcs, name);
if (!output) {
goto out_free_encoders;
}
drmmode_output = calloc(sizeof(drmmode_output_private_rec), 1);
if (!drmmode_output) {
xf86OutputDestroy(output);
goto out_free_encoders;
}
drmmode_output->output_id = drmmode->mode_res->connectors[num];
drmmode_output->mode_output = koutput;
drmmode_output->mode_encoders = kencoders;
drmmode_output->drmmode = drmmode;
output->mm_width = koutput->mmWidth;
output->mm_height = koutput->mmHeight;
output->subpixel_order = subpixel_conv_table[koutput->subpixel];
output->interlaceAllowed = TRUE;
output->doubleScanAllowed = TRUE;
output->driver_private = drmmode_output;
output->possible_crtcs = 0x7f;
for (i = 0; i < koutput->count_encoders; i++) {
output->possible_crtcs &= kencoders[i]->possible_crtcs;
}
/* work out the possible clones later */
output->possible_clones = 0;
for (i = 0; i < koutput->count_props; i++) {
props = drmModeGetProperty(drmmode->fd, koutput->props[i]);
if (props && (props->flags & DRM_MODE_PROP_ENUM)) {
if (!strcmp(props->name, "DPMS")) {
drmmode_output->dpms_enum_id = koutput->props[i];
drmModeFreeProperty(props);
break;
}
drmModeFreeProperty(props);
}
}
return;
out_free_encoders:
if (kencoders){
for (i = 0; i < koutput->count_encoders; i++)
drmModeFreeEncoder(kencoders[i]);
free(kencoders);
}
drmModeFreeConnector(koutput);
}
static uint32_t find_clones(ScrnInfoPtr scrn, xf86OutputPtr output)
{
drmmode_output_private_ptr drmmode_output = output->driver_private, clone_drmout;
int i;
xf86OutputPtr clone_output;
xf86CrtcConfigPtr xf86_config = XF86_CRTC_CONFIG_PTR(scrn);
int index_mask = 0;
if (drmmode_output->enc_clone_mask == 0)
return index_mask;
for (i = 0; i < xf86_config->num_output; i++) {
clone_output = xf86_config->output[i];
clone_drmout = clone_output->driver_private;
if (output == clone_output)
continue;
if (clone_drmout->enc_mask == 0)
continue;
if (drmmode_output->enc_clone_mask == clone_drmout->enc_mask)
index_mask |= (1 << i);
}
return index_mask;
}
static void
drmmode_clones_init(ScrnInfoPtr scrn, drmmode_ptr drmmode)
{
int i, j;
xf86CrtcConfigPtr xf86_config = XF86_CRTC_CONFIG_PTR(scrn);
for (i = 0; i < xf86_config->num_output; i++) {
xf86OutputPtr output = xf86_config->output[i];
drmmode_output_private_ptr drmmode_output;
drmmode_output = output->driver_private;
drmmode_output->enc_clone_mask = 0xff;
/* and all the possible encoder clones for this output together */
for (j = 0; j < drmmode_output->mode_output->count_encoders; j++)
{
int k;
for (k = 0; k < drmmode->mode_res->count_encoders; k++) {
if (drmmode->mode_res->encoders[k] == drmmode_output->mode_encoders[j]->encoder_id)
drmmode_output->enc_mask |= (1 << k);
}
drmmode_output->enc_clone_mask &= drmmode_output->mode_encoders[j]->possible_clones;
}
}
for (i = 0; i < xf86_config->num_output; i++) {
xf86OutputPtr output = xf86_config->output[i];
output->possible_clones = find_clones(scrn, output);
}
}
static Bool
drmmode_xf86crtc_resize (ScrnInfoPtr scrn, int width, int height)
{
xf86CrtcConfigPtr xf86_config = XF86_CRTC_CONFIG_PTR(scrn);
drmmode_crtc_private_ptr
drmmode_crtc = xf86_config->crtc[0]->driver_private;
drmmode_ptr drmmode = drmmode_crtc->drmmode;
struct dumb_bo *old_front = NULL;
Bool ret;
ScreenPtr screen = xf86ScrnToScreen(scrn);
uint32_t old_fb_id;
int i, pitch, old_width, old_height, old_pitch;
int cpp = (scrn->bitsPerPixel + 7) / 8;
PixmapPtr ppix = screen->GetScreenPixmap(screen);
void *new_pixels;
if (scrn->virtualX == width && scrn->virtualY == height)
return TRUE;
xf86DrvMsg(scrn->scrnIndex, X_INFO,
"Allocate new frame buffer %dx%d stride\n",
width, height);
old_width = scrn->virtualX;
old_height = scrn->virtualY;
old_pitch = drmmode->front_bo->pitch;
old_fb_id = drmmode->fb_id;
old_front = drmmode->front_bo;
drmmode->front_bo = dumb_bo_create(drmmode->fd, width, height, scrn->bitsPerPixel);
if (!drmmode->front_bo)
goto fail;
pitch = drmmode->front_bo->pitch;
scrn->virtualX = width;
scrn->virtualY = height;
scrn->displayWidth = pitch / cpp;
ret = drmModeAddFB(drmmode->fd, width, height, scrn->depth,
scrn->bitsPerPixel, pitch,
drmmode->front_bo->handle,
&drmmode->fb_id);
if (ret)
goto fail;
new_pixels = drmmode_map_front_bo(drmmode);
if (!new_pixels)
goto fail;
if (!drmmode->shadow_enable)
screen->ModifyPixmapHeader(ppix, width, height, -1, -1,
pitch, new_pixels);
else {
void *new_shadow;
uint32_t size = scrn->displayWidth * scrn->virtualY *
((scrn->bitsPerPixel + 7) >> 3);
new_shadow = calloc(1, size);
if (new_shadow == NULL)
goto fail;
free(drmmode->shadow_fb);
drmmode->shadow_fb = new_shadow;
screen->ModifyPixmapHeader(ppix, width, height, -1, -1,
pitch, drmmode->shadow_fb);
}
#if XORG_VERSION_CURRENT < XORG_VERSION_NUMERIC(1,9,99,1,0)
scrn->pixmapPrivate.ptr = ppix->devPrivate.ptr;
#endif
for (i = 0; i < xf86_config->num_crtc; i++) {
xf86CrtcPtr crtc = xf86_config->crtc[i];
if (!crtc->enabled)
continue;
drmmode_set_mode_major(crtc, &crtc->mode,
crtc->rotation, crtc->x, crtc->y);
}
if (old_fb_id) {
drmModeRmFB(drmmode->fd, old_fb_id);
dumb_bo_destroy(drmmode->fd, old_front);
}
return TRUE;
fail:
if (drmmode->front_bo)
dumb_bo_destroy(drmmode->fd, drmmode->front_bo);
drmmode->front_bo = old_front;
scrn->virtualX = old_width;
scrn->virtualY = old_height;
scrn->displayWidth = old_pitch / cpp;
drmmode->fb_id = old_fb_id;
return FALSE;
}
static const xf86CrtcConfigFuncsRec drmmode_xf86crtc_config_funcs = {
drmmode_xf86crtc_resize
};
Bool drmmode_pre_init(ScrnInfoPtr pScrn, drmmode_ptr drmmode, int cpp)
{
int i, num_dvi = 0, num_hdmi = 0;
int ret;
uint64_t value = 0;
/* check for dumb capability */
ret = drmGetCap(drmmode->fd, DRM_CAP_DUMB_BUFFER, &value);
if (ret > 0 || value != 1) {
xf86DrvMsg(pScrn->scrnIndex, X_ERROR, "KMS doesn't support dumb interface\n");
return FALSE;
}
xf86CrtcConfigInit(pScrn, &drmmode_xf86crtc_config_funcs);
drmmode->scrn = pScrn;
drmmode->cpp = cpp;
drmmode->mode_res = drmModeGetResources(drmmode->fd);
if (!drmmode->mode_res)
return FALSE;
xf86CrtcSetSizeRange(pScrn, 320, 200, drmmode->mode_res->max_width, drmmode->mode_res->max_height);
for (i = 0; i < drmmode->mode_res->count_crtcs; i++)
if (!xf86IsEntityShared(pScrn->entityList[0]) || pScrn->confScreen->device->screen == i)
drmmode_crtc_init(pScrn, drmmode, i);
for (i = 0; i < drmmode->mode_res->count_connectors; i++)
drmmode_output_init(pScrn, drmmode, i, &num_dvi, &num_hdmi);
/* workout clones */
drmmode_clones_init(pScrn, drmmode);
#if XF86_CRTC_VERSION >= 5
xf86ProviderSetup(pScrn, NULL, "modesetting");
#endif
xf86InitialConfiguration(pScrn, TRUE);
return TRUE;
}
void drmmode_adjust_frame(ScrnInfoPtr pScrn, drmmode_ptr drmmode, int x, int y)
{
xf86CrtcConfigPtr config = XF86_CRTC_CONFIG_PTR(pScrn);
xf86OutputPtr output = config->output[config->compat_output];
xf86CrtcPtr crtc = output->crtc;
if (crtc && crtc->enabled) {
drmmode_set_mode_major(crtc, &crtc->mode, crtc->rotation,
x, y);
}
}
Bool drmmode_set_desired_modes(ScrnInfoPtr pScrn, drmmode_ptr drmmode)
{
xf86CrtcConfigPtr config = XF86_CRTC_CONFIG_PTR(pScrn);
int c;
for (c = 0; c < config->num_crtc; c++) {
xf86CrtcPtr crtc = config->crtc[c];
drmmode_crtc_private_ptr drmmode_crtc = crtc->driver_private;
xf86OutputPtr output = NULL;
int o;
/* Skip disabled CRTCs */
if (!crtc->enabled) {
drmModeSetCrtc(drmmode->fd, drmmode_crtc->mode_crtc->crtc_id,
0, 0, 0, NULL, 0, NULL);
continue;
}
if (config->output[config->compat_output]->crtc == crtc)
output = config->output[config->compat_output];
else
{
for (o = 0; o < config->num_output; o++)
if (config->output[o]->crtc == crtc)
{
output = config->output[o];
break;
}
}
/* paranoia */
if (!output)
continue;
/* Mark that we'll need to re-set the mode for sure */
memset(&crtc->mode, 0, sizeof(crtc->mode));
if (!crtc->desiredMode.CrtcHDisplay)
{
DisplayModePtr mode = xf86OutputFindClosestMode (output, pScrn->currentMode);
if (!mode)
return FALSE;
crtc->desiredMode = *mode;
crtc->desiredRotation = RR_Rotate_0;
crtc->desiredX = 0;
crtc->desiredY = 0;
}
if (!crtc->funcs->set_mode_major(crtc, &crtc->desiredMode, crtc->desiredRotation,
crtc->desiredX, crtc->desiredY))
return FALSE;
}
return TRUE;
}
static void drmmode_load_palette(ScrnInfoPtr pScrn, int numColors,
int *indices, LOCO *colors, VisualPtr pVisual)
{
xf86CrtcConfigPtr xf86_config = XF86_CRTC_CONFIG_PTR(pScrn);
uint16_t lut_r[256], lut_g[256], lut_b[256];
int index, j, i;
int c;
for (c = 0; c < xf86_config->num_crtc; c++) {
xf86CrtcPtr crtc = xf86_config->crtc[c];
drmmode_crtc_private_ptr drmmode_crtc = crtc->driver_private;
for (i = 0 ; i < 256; i++) {
lut_r[i] = drmmode_crtc->lut_r[i] << 6;
lut_g[i] = drmmode_crtc->lut_g[i] << 6;
lut_b[i] = drmmode_crtc->lut_b[i] << 6;
}
switch(pScrn->depth) {
case 15:
for (i = 0; i < numColors; i++) {
index = indices[i];
for (j = 0; j < 8; j++) {
lut_r[index * 8 + j] = colors[index].red << 6;
lut_g[index * 8 + j] = colors[index].green << 6;
lut_b[index * 8 + j] = colors[index].blue << 6;
}
}
break;
case 16:
for (i = 0; i < numColors; i++) {
index = indices[i];
if (i <= 31) {
for (j = 0; j < 8; j++) {
lut_r[index * 8 + j] = colors[index].red << 6;
lut_b[index * 8 + j] = colors[index].blue << 6;
}
}
for (j = 0; j < 4; j++) {
lut_g[index * 4 + j] = colors[index].green << 6;
}
}
break;
default:
for (i = 0; i < numColors; i++) {
index = indices[i];
lut_r[index] = colors[index].red << 6;
lut_g[index] = colors[index].green << 6;
lut_b[index] = colors[index].blue << 6;
}
break;
}
/* Make the change through RandR */
#ifdef RANDR_12_INTERFACE
if (crtc->randr_crtc)
RRCrtcGammaSet(crtc->randr_crtc, lut_r, lut_g, lut_b);
else
#endif
crtc->funcs->gamma_set(crtc, lut_r, lut_g, lut_b, 256);
}
}
Bool drmmode_setup_colormap(ScreenPtr pScreen, ScrnInfoPtr pScrn)
{
xf86DrvMsgVerb(pScrn->scrnIndex, X_INFO, 0,
"Initializing kms color map\n");
if (!miCreateDefColormap(pScreen))
return FALSE;
/* all radeons support 10 bit CLUTs */
if (!xf86HandleColormaps(pScreen, 256, 10,
drmmode_load_palette, NULL,
CMAP_PALETTED_TRUECOLOR
#if 0 /* This option messes up text mode! (eich@suse.de) */
| CMAP_LOAD_EVEN_IF_OFFSCREEN
#endif
| CMAP_RELOAD_ON_MODE_SWITCH))
return FALSE;
return TRUE;
}
#ifdef HAVE_UDEV
static void
drmmode_handle_uevents(int fd, void *closure)
{
drmmode_ptr drmmode = closure;
ScrnInfoPtr scrn = drmmode->scrn;
struct udev_device *dev;
dev = udev_monitor_receive_device(drmmode->uevent_monitor);
if (!dev)
return;
RRGetInfo(xf86ScrnToScreen(scrn), TRUE);
udev_device_unref(dev);
}
#endif
void drmmode_uevent_init(ScrnInfoPtr scrn, drmmode_ptr drmmode)
{
#ifdef HAVE_UDEV
struct udev *u;
struct udev_monitor *mon;
u = udev_new();
if (!u)
return;
mon = udev_monitor_new_from_netlink(u, "udev");
if (!mon) {
udev_unref(u);
return;
}
if (udev_monitor_filter_add_match_subsystem_devtype(mon,
"drm",
"drm_minor") < 0 ||
udev_monitor_enable_receiving(mon) < 0) {
udev_monitor_unref(mon);
udev_unref(u);
return;
}
drmmode->uevent_handler =
xf86AddGeneralHandler(udev_monitor_get_fd(mon),
drmmode_handle_uevents,
drmmode);
drmmode->uevent_monitor = mon;
#endif
}
void drmmode_uevent_fini(ScrnInfoPtr scrn, drmmode_ptr drmmode)
{
#ifdef HAVE_UDEV
if (drmmode->uevent_handler) {
struct udev *u = udev_monitor_get_udev(drmmode->uevent_monitor);
xf86RemoveGeneralHandler(drmmode->uevent_handler);
udev_monitor_unref(drmmode->uevent_monitor);
udev_unref(u);
}
#endif
}
/* create front and cursor BOs */
Bool drmmode_create_initial_bos(ScrnInfoPtr pScrn, drmmode_ptr drmmode)
{
modesettingPtr ms = modesettingPTR(pScrn);
xf86CrtcConfigPtr xf86_config = XF86_CRTC_CONFIG_PTR(pScrn);
int width;
int height;
int bpp = pScrn->bitsPerPixel;
int i;
int cpp = (bpp + 7) / 8;
width = pScrn->virtualX;
height = pScrn->virtualY;
drmmode->front_bo = dumb_bo_create(drmmode->fd, width, height, bpp);
if (!drmmode->front_bo)
return FALSE;
pScrn->displayWidth = drmmode->front_bo->pitch / cpp;
width = ms->cursor_width;
height = ms->cursor_height;
bpp = 32;
for (i = 0; i < xf86_config->num_crtc; i++) {
xf86CrtcPtr crtc = xf86_config->crtc[i];
drmmode_crtc_private_ptr drmmode_crtc = crtc->driver_private;
drmmode_crtc->cursor_bo = dumb_bo_create(drmmode->fd, width, height, bpp);
}
return TRUE;
}
void *drmmode_map_front_bo(drmmode_ptr drmmode)
{
int ret;
if (drmmode->front_bo->ptr)
return drmmode->front_bo->ptr;
ret = dumb_bo_map(drmmode->fd, drmmode->front_bo);
if (ret)
return NULL;
return drmmode->front_bo->ptr;
}
#ifdef MODESETTING_OUTPUT_SLAVE_SUPPORT
void *drmmode_map_slave_bo(drmmode_ptr drmmode, msPixmapPrivPtr ppriv)
{
int ret;
if (ppriv->backing_bo->ptr)
return ppriv->backing_bo->ptr;
ret = dumb_bo_map(drmmode->fd, ppriv->backing_bo);
if (ret)
return NULL;
return ppriv->backing_bo->ptr;
}
#endif
Bool drmmode_map_cursor_bos(ScrnInfoPtr pScrn, drmmode_ptr drmmode)
{
xf86CrtcConfigPtr xf86_config = XF86_CRTC_CONFIG_PTR(pScrn);
int i, ret;
for (i = 0; i < xf86_config->num_crtc; i++) {
xf86CrtcPtr crtc = xf86_config->crtc[i];
drmmode_crtc_private_ptr drmmode_crtc = crtc->driver_private;
ret = dumb_bo_map(drmmode->fd, drmmode_crtc->cursor_bo);
if (ret)
return FALSE;
}
return TRUE;
}
void drmmode_free_bos(ScrnInfoPtr pScrn, drmmode_ptr drmmode)
{
xf86CrtcConfigPtr xf86_config = XF86_CRTC_CONFIG_PTR(pScrn);
int i;
if (drmmode->fb_id) {
drmModeRmFB(drmmode->fd, drmmode->fb_id);
drmmode->fb_id = 0;
}
dumb_bo_destroy(drmmode->fd, drmmode->front_bo);
drmmode->front_bo = NULL;
for (i = 0; i < xf86_config->num_crtc; i++) {
xf86CrtcPtr crtc = xf86_config->crtc[i];
drmmode_crtc_private_ptr drmmode_crtc = crtc->driver_private;
dumb_bo_destroy(drmmode->fd, drmmode_crtc->cursor_bo);
}
}
/* ugly workaround to see if we can create 32bpp */
void drmmode_get_default_bpp(ScrnInfoPtr pScrn, drmmode_ptr drmmode, int *depth, int *bpp)
{
drmModeResPtr mode_res;
uint64_t value;
struct dumb_bo *bo;
uint32_t fb_id;
int ret;
/* 16 is fine */
ret = drmGetCap(drmmode->fd, DRM_CAP_DUMB_PREFERRED_DEPTH, &value);
if (!ret && (value == 16 || value == 8)) {
*depth = value;
*bpp = value;
return;
}
*depth = 24;
mode_res = drmModeGetResources(drmmode->fd);
if (!mode_res)
return;
if (mode_res->min_width == 0)
mode_res->min_width = 1;
if (mode_res->min_height == 0)
mode_res->min_height = 1;
/*create a bo */
bo = dumb_bo_create(drmmode->fd, mode_res->min_width, mode_res->min_height, 32);
if (!bo) {
*bpp = 24;
goto out;
}
ret = drmModeAddFB(drmmode->fd, mode_res->min_width, mode_res->min_height,
24, 32, bo->pitch, bo->handle, &fb_id);
if (ret) {
*bpp = 24;
dumb_bo_destroy(drmmode->fd, bo);
goto out;
}
drmModeRmFB(drmmode->fd, fb_id);
*bpp = 32;
dumb_bo_destroy(drmmode->fd, bo);
out:
drmModeFreeResources(mode_res);
return;
}
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