fdo-mirrors/xserver
1
0
Fork 0
mirror of https://gitlab.freedesktop.org/xorg/xserver.git synced 2025-12-31 16:00:08 +01:00
Code Issues Projects Releases Packages Wiki Activity Actions
xserver/hw/xfree86/drivers/modesetting/drmmode_display.c
Dave Airlie 33422d160b modesetting: stop caching mode resources 
There is no need to cache the mode resources and with dynamic
connectors for mst support we don't want to. So first clean that
up before adding dynamic connector support.

Reviewed-by: Keith Packard <keithp@keithp.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
2015-04-27 13:40:41 +10:00

1824 lines
53 KiB
C
Raw Blame History

/*
* 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_DIX_CONFIG_H
#include "dix-config.h"
#endif
#include <errno.h>
#include <sys/ioctl.h>
#include <sys/mman.h>
#include <unistd.h>
#include "dumb_bo.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>
#include <X11/extensions/dpmsconst.h>
#include "driver.h"
static int
drmmode_bo_destroy(drmmode_ptr drmmode, drmmode_bo *bo)
{
int ret;
#ifdef GLAMOR_HAS_GBM
if (bo->gbm) {
gbm_bo_destroy(bo->gbm);
bo->gbm = NULL;
}
#endif
if (bo->dumb) {
ret = dumb_bo_destroy(drmmode->fd, bo->dumb);
if (ret == 0)
bo->dumb = NULL;
}
return 0;
}
static uint32_t
drmmode_bo_get_pitch(drmmode_bo *bo)
{
#ifdef GLAMOR_HAS_GBM
if (bo->gbm)
return gbm_bo_get_stride(bo->gbm);
#endif
return bo->dumb->pitch;
}
static Bool
drmmode_bo_has_bo(drmmode_bo *bo)
{
#ifdef GLAMOR_HAS_GBM
if (bo->gbm)
return TRUE;
#endif
return bo->dumb != NULL;
}
uint32_t
drmmode_bo_get_handle(drmmode_bo *bo)
{
#ifdef GLAMOR_HAS_GBM
if (bo->gbm)
return gbm_bo_get_handle(bo->gbm).u32;
#endif
return bo->dumb->handle;
}
static void *
drmmode_bo_map(drmmode_ptr drmmode, drmmode_bo *bo)
{
int ret;
#ifdef GLAMOR_HAS_GBM
if (bo->gbm)
return NULL;
#endif
if (bo->dumb->ptr)
return bo->dumb->ptr;
ret = dumb_bo_map(drmmode->fd, bo->dumb);
if (ret)
return NULL;
return bo->dumb->ptr;
}
static Bool
drmmode_create_bo(drmmode_ptr drmmode, drmmode_bo *bo,
unsigned width, unsigned height, unsigned bpp)
{
#ifdef GLAMOR_HAS_GBM
if (drmmode->glamor) {
bo->gbm = gbm_bo_create(drmmode->gbm, width, height,
GBM_FORMAT_ARGB8888,
GBM_BO_USE_RENDERING | GBM_BO_USE_SCANOUT);
return bo->gbm != NULL;
}
#endif
bo->dumb = dumb_bo_create(drmmode->fd, width, height, bpp);
return bo->dumb != NULL;
}
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_fd(drmmode->fd, fd_handle, pitch, size);
if (!ppriv->backing_bo)
return FALSE;
close(fd_handle);
return TRUE;
}
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)
{
drmmode_crtc_private_ptr drmmode_crtc = crtc->driver_private;
drmmode_crtc->dpms_mode = mode;
}
#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_bo_get_pitch(&drmmode->front_bo),
drmmode_bo_get_handle(&drmmode->front_bo),
&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;
crtc->transformPresent = FALSE;
}
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;
}
crtc->funcs->gamma_set(crtc, crtc->gamma_red, crtc->gamma_green,
crtc->gamma_blue, crtc->gamma_size);
drmmode_ConvertToKMode(crtc->scrn, &kmode, mode);
fb_id = drmmode->fb_id;
if (crtc->randr_crtc->scanout_pixmap) {
msPixmapPrivPtr ppriv =
msGetPixmapPriv(drmmode, crtc->randr_crtc->scanout_pixmap);
fb_id = ppriv->fb_id;
x = y = 0;
}
else 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);
crtc->funcs->dpms(crtc, DPMSModeOn);
/* 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_set_cursor(xf86CrtcPtr crtc)
{
drmmode_crtc_private_ptr drmmode_crtc = crtc->driver_private;
drmmode_ptr drmmode = drmmode_crtc->drmmode;
uint32_t handle = drmmode_crtc->cursor_bo->handle;
modesettingPtr ms = modesettingPTR(crtc->scrn);
static Bool use_set_cursor2 = TRUE;
int ret;
if (use_set_cursor2) {
xf86CrtcConfigPtr xf86_config = XF86_CRTC_CONFIG_PTR(crtc->scrn);
CursorPtr cursor = xf86_config->cursor;
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;
}
ret = drmModeSetCursor(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_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;
/* 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]);
if (drmmode_crtc->cursor_up)
drmmode_set_cursor(crtc);
}
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;
drmmode_crtc->cursor_up = FALSE;
drmModeSetCursor(drmmode->fd, drmmode_crtc->mode_crtc->crtc_id, 0,
ms->cursor_width, ms->cursor_height);
}
static void
drmmode_show_cursor(xf86CrtcPtr crtc)
{
drmmode_crtc_private_ptr drmmode_crtc = crtc->driver_private;
drmmode_crtc->cursor_up = TRUE;
drmmode_set_cursor(crtc);
}
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);
}
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(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;
}
static void *
drmmode_shadow_allocate(xf86CrtcPtr crtc, int width, int height)
{
drmmode_crtc_private_ptr drmmode_crtc = crtc->driver_private;
drmmode_ptr drmmode = drmmode_crtc->drmmode;
int ret;
if (!drmmode_create_bo(drmmode, &drmmode_crtc->rotate_bo,
width, height, crtc->scrn->bitsPerPixel)) {
xf86DrvMsg(crtc->scrn->scrnIndex, X_ERROR,
"Couldn't allocate shadow memory for rotated CRTC\n");
return NULL;
}
ret = drmModeAddFB(drmmode->fd, width, height, crtc->scrn->depth,
crtc->scrn->bitsPerPixel,
drmmode_bo_get_pitch(&drmmode_crtc->rotate_bo),
drmmode_bo_get_handle(&drmmode_crtc->rotate_bo),
&drmmode_crtc->rotate_fb_id);
if (ret) {
ErrorF("failed to add rotate fb\n");
drmmode_bo_destroy(drmmode, &drmmode_crtc->rotate_bo);
return NULL;
}
#ifdef GLAMOR_HAS_GBM
if (drmmode->gbm)
return drmmode_crtc->rotate_bo.gbm;
#endif
return drmmode_crtc->rotate_bo.dumb;
}
static PixmapPtr
drmmode_create_pixmap_header(ScreenPtr pScreen, int width, int height,
int depth, int bitsPerPixel, int devKind,
void *pPixData)
{
PixmapPtr pixmap;
/* width and height of 0 means don't allocate any pixmap data */
pixmap = (*pScreen->CreatePixmap)(pScreen, 0, 0, depth, 0);
if (pixmap) {
if ((*pScreen->ModifyPixmapHeader)(pixmap, width, height, depth,
bitsPerPixel, devKind, pPixData))
return pixmap;
(*pScreen->DestroyPixmap)(pixmap);
}
return NullPixmap;
}
static Bool
drmmode_set_pixmap_bo(drmmode_ptr drmmode, PixmapPtr pixmap, drmmode_bo *bo);
static PixmapPtr
drmmode_shadow_create(xf86CrtcPtr crtc, void *data, int width, int height)
{
ScrnInfoPtr scrn = crtc->scrn;
drmmode_crtc_private_ptr drmmode_crtc = crtc->driver_private;
drmmode_ptr drmmode = drmmode_crtc->drmmode;
uint32_t rotate_pitch;
PixmapPtr rotate_pixmap;
void *pPixData = NULL;
if (!data) {
data = drmmode_shadow_allocate(crtc, width, height);
if (!data) {
xf86DrvMsg(scrn->scrnIndex, X_ERROR,
"Couldn't allocate shadow pixmap for rotated CRTC\n");
return NULL;
}
}
if (!drmmode_bo_has_bo(&drmmode_crtc->rotate_bo)) {
xf86DrvMsg(scrn->scrnIndex, X_ERROR,
"Couldn't allocate shadow pixmap for rotated CRTC\n");
return NULL;
}
pPixData = drmmode_bo_map(drmmode, &drmmode_crtc->rotate_bo);
rotate_pitch = drmmode_bo_get_pitch(&drmmode_crtc->rotate_bo),
rotate_pixmap = drmmode_create_pixmap_header(scrn->pScreen,
width, height,
scrn->depth,
scrn->bitsPerPixel,
rotate_pitch,
pPixData);
if (rotate_pixmap == NULL) {
xf86DrvMsg(scrn->scrnIndex, X_ERROR,
"Couldn't allocate shadow pixmap for rotated CRTC\n");
return NULL;
}
drmmode_set_pixmap_bo(drmmode, rotate_pixmap, &drmmode_crtc->rotate_bo);
return rotate_pixmap;
}
static void
drmmode_shadow_destroy(xf86CrtcPtr crtc, PixmapPtr rotate_pixmap, void *data)
{
drmmode_crtc_private_ptr drmmode_crtc = crtc->driver_private;
drmmode_ptr drmmode = drmmode_crtc->drmmode;
if (rotate_pixmap) {
drmmode_set_pixmap_bo(drmmode, rotate_pixmap, NULL);
rotate_pixmap->drawable.pScreen->DestroyPixmap(rotate_pixmap);
}
if (data) {
drmModeRmFB(drmmode->fd, drmmode_crtc->rotate_fb_id);
drmmode_crtc->rotate_fb_id = 0;
drmmode_bo_destroy(drmmode, &drmmode_crtc->rotate_bo);
memset(&drmmode_crtc->rotate_bo, 0, sizeof drmmode_crtc->rotate_bo);
}
}
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 */
.set_scanout_pixmap = drmmode_set_scanout_pixmap,
.shadow_allocate = drmmode_shadow_allocate,
.shadow_create = drmmode_shadow_create,
.shadow_destroy = drmmode_shadow_destroy,
};
static uint32_t
drmmode_crtc_vblank_pipe(int crtc_id)
{
if (crtc_id > 1)
return crtc_id << DRM_VBLANK_HIGH_CRTC_SHIFT;
else if (crtc_id > 0)
return DRM_VBLANK_SECONDARY;
else
return 0;
}
static void
drmmode_crtc_init(ScrnInfoPtr pScrn, drmmode_ptr drmmode, drmModeResPtr mode_res, 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, mode_res->crtcs[num]);
drmmode_crtc->drmmode = drmmode;
drmmode_crtc->vblank_pipe = drmmode_crtc_vblank_pipe(num);
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,
.set_property = drmmode_output_set_property,
.get_property = drmmode_output_get_property,
.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, drmModeResPtr mode_res, int num)
{
xf86OutputPtr output;
drmModeConnectorPtr koutput;
drmModeEncoderPtr *kencoders = NULL;
drmmode_output_private_ptr drmmode_output;
drmModePropertyPtr props;
char name[32];
int i;
koutput =
drmModeGetConnector(drmmode->fd, 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);
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);
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 = 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, drmModeResPtr mode_res)
{
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 < mode_res->count_encoders; k++) {
if (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_set_pixmap_bo(drmmode_ptr drmmode, PixmapPtr pixmap, drmmode_bo *bo)
{
#ifdef GLAMOR
ScrnInfoPtr scrn = drmmode->scrn;
if (!drmmode->glamor)
return TRUE;
if (bo == NULL) {
glamor_egl_destroy_textured_pixmap(pixmap);
return TRUE;
}
#ifdef GLAMOR_HAS_GBM
if (!glamor_egl_create_textured_pixmap_from_gbm_bo(pixmap, bo->gbm)) {
xf86DrvMsg(scrn->scrnIndex, X_ERROR, "Failed");
return FALSE;
}
#else
if (!glamor_egl_create_textured_pixmap(pixmap,
drmmode_bo_get_handle(&drmmode->front_bo),
scrn->displayWidth *
scrn->bitsPerPixel / 8)) {
xf86DrvMsg(scrn->scrnIndex, X_ERROR,
"glamor_egl_create_textured_pixmap() failed\n");
return FALSE;
}
#endif
#endif
return TRUE;
}
Bool
drmmode_glamor_handle_new_screen_pixmap(drmmode_ptr drmmode)
{
ScreenPtr screen = xf86ScrnToScreen(drmmode->scrn);
PixmapPtr screen_pixmap = screen->GetScreenPixmap(screen);
if (!drmmode_set_pixmap_bo(drmmode, screen_pixmap, &drmmode->front_bo))
return FALSE;
#ifdef GLAMOR
if (drmmode->glamor)
glamor_set_screen_pixmap(screen_pixmap, NULL);
#endif
return TRUE;
}
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;
drmmode_bo old_front;
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 = NULL;
if (scrn->virtualX == width && scrn->virtualY == height)
return TRUE;
xf86DrvMsg(scrn->scrnIndex, X_INFO,
"Allocate new frame buffer %dx%d stride\n", width, height);
if (drmmode->triple_buffer_pixmap) {
screen->DestroyPixmap(drmmode->triple_buffer_pixmap);
drmmode->triple_buffer_pixmap = NULL;
}
old_width = scrn->virtualX;
old_height = scrn->virtualY;
old_pitch = drmmode_bo_get_pitch(&drmmode->front_bo);
old_fb_id = drmmode->fb_id;
old_front = drmmode->front_bo;
if (!drmmode_create_bo(drmmode, &drmmode->front_bo,
width, height, scrn->bitsPerPixel))
goto fail;
pitch = drmmode_bo_get_pitch(&drmmode->front_bo);
scrn->virtualX = width;
scrn->virtualY = height;
scrn->displayWidth = pitch / cpp;
ret = drmModeAddFB(drmmode->fd, width, height, scrn->depth,
scrn->bitsPerPixel, pitch,
drmmode_bo_get_handle(&drmmode->front_bo),
&drmmode->fb_id);
if (ret)
goto fail;
if (!drmmode->gbm) {
new_pixels = drmmode_map_front_bo(drmmode);
if (!new_pixels)
goto fail;
}
if (drmmode->shadow_enable) {
uint32_t size = scrn->displayWidth * scrn->virtualY *
((scrn->bitsPerPixel + 7) >> 3);
new_pixels = calloc(1, size);
if (new_pixels == NULL)
goto fail;
free(drmmode->shadow_fb);
drmmode->shadow_fb = new_pixels;
}
screen->ModifyPixmapHeader(ppix, width, height, -1, -1, pitch, new_pixels);
if (!drmmode_glamor_handle_new_screen_pixmap(drmmode))
goto fail;
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);
drmmode_bo_destroy(drmmode, &old_front);
}
return TRUE;
fail:
drmmode_bo_destroy(drmmode, &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;
int ret;
uint64_t value = 0;
drmModeResPtr mode_res;
/* 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;
mode_res = drmModeGetResources(drmmode->fd);
if (!mode_res)
return FALSE;
xf86CrtcSetSizeRange(pScrn, 320, 200, mode_res->max_width,
mode_res->max_height);
for (i = 0; i < mode_res->count_crtcs; i++)
if (!xf86IsEntityShared(pScrn->entityList[0]) ||
pScrn->confScreen->device->screen == i)
drmmode_crtc_init(pScrn, drmmode, mode_res, i);
for (i = 0; i < mode_res->count_connectors; i++)
drmmode_output_init(pScrn, drmmode, mode_res, i);
/* workout clones */
drmmode_clones_init(pScrn, drmmode, mode_res);
drmModeFreeResources(mode_res);
#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 */
if (crtc->randr_crtc)
RRCrtcGammaSet(crtc->randr_crtc, lut_r, lut_g, lut_b);
else
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 CONFIG_UDEV_KMS
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 CONFIG_UDEV_KMS
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 CONFIG_UDEV_KMS
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;
if (!drmmode_create_bo(drmmode, &drmmode->front_bo, width, height, bpp))
return FALSE;
pScrn->displayWidth = drmmode_bo_get_pitch(&drmmode->front_bo) / 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)
{
return drmmode_bo_map(drmmode, &drmmode->front_bo);
}
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;
}
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;
}
drmmode_bo_destroy(drmmode, &drmmode->front_bo);
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;
}
Reference in a new issue View git blame Copy permalink