xenocara/driver/xf86-video-vmware/vmwgfx/vmwgfx_xmir.c

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2014-09-27 11:39:03 -06:00
/*
* Copyright 2013 VMWare, Inc.
* 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: Thomas Hellstrom <thellstrom@vmware.com>
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include "vmwgfx_hosted_priv.h"
#include <xa_tracker.h>
#if XMIR && (XA_TRACKER_VERSION_MAJOR >= 2) && defined(HAVE_LIBDRM_2_4_38)
#include "vmwgfx_hosted.h"
#include "vmwgfx_saa.h"
#include <xf86Priv.h>
#include <xmir.h>
struct vmwgfx_hosted {
xmir_screen *xmir;
ScrnInfoPtr pScrn;
ScreenPtr pScreen;
};
static void
vmwgfx_xmir_copy_to_mir(xmir_window *xmir_win, RegionPtr region);
static xmir_driver vmwgfx_xmir_driver = {
XMIR_DRIVER_VERSION,
vmwgfx_xmir_copy_to_mir
};
static struct vmwgfx_hosted *
vmwgfx_xmir_create(ScrnInfoPtr pScrn)
{
struct vmwgfx_hosted *hosted;
hosted = calloc(1, sizeof(*hosted));
if (!hosted)
return NULL;
hosted->xmir = xmir_screen_create(pScrn);
if (!hosted->xmir) {
free(hosted);
return NULL;
}
hosted->pScrn = pScrn;
return hosted;
}
static void
vmwgfx_xmir_destroy(struct vmwgfx_hosted *hosted)
{
xmir_screen_destroy(hosted->xmir);
free(hosted);
}
static Bool
vmwgfx_xmir_pre_init(struct vmwgfx_hosted *hosted, int flags)
{
return xmir_screen_pre_init(hosted->pScrn, hosted->xmir,
&vmwgfx_xmir_driver);
}
static int
vmwgfx_xmir_drm_fd(struct vmwgfx_hosted *hosted, const struct pci_device *pci)
{
char bus_id[20];
snprintf(bus_id, sizeof(bus_id), "pci:%04x:%02x:%02x.%d",
pci->domain, pci->bus, pci->dev, pci->func);
return xmir_get_drm_fd(bus_id);
}
static Bool
vmwgfx_xmir_screen_init(struct vmwgfx_hosted *hosted, ScreenPtr pScreen)
{
if (!xmir_screen_init(pScreen, hosted->xmir))
return FALSE;
hosted->pScreen = pScreen;
return TRUE;
}
static void
vmwgfx_xmir_screen_close(struct vmwgfx_hosted *hosted)
{
if (hosted->pScreen)
xmir_screen_close(hosted->pScreen, hosted->xmir);
hosted->pScreen = NULL;
}
static void
vmwgfx_xmir_post_damage(struct vmwgfx_hosted *hosted)
{
xmir_screen_for_each_damaged_window(hosted->xmir, vmwgfx_xmir_copy_to_mir);
}
static int
vmwgfx_xmir_dri_auth(struct vmwgfx_hosted *hosted, ClientPtr client,
uint32_t magic)
{
return xmir_auth_drm_magic(hosted->xmir, magic);
}
static void
vmwgfx_xmir_copy_to_mir(xmir_window *xmir_win, RegionPtr region)
{
DrawablePtr pDraw = (DrawablePtr) xmir_window_to_windowptr(xmir_win);
const BoxRec *dst_box = xmir_window_get_drawable_region(xmir_win);
if (vmwgfx_saa_copy_to_surface(pDraw, xmir_window_get_fd(xmir_win),
dst_box, region))
xmir_submit_rendering_for_window(xmir_win, region);
}
static const struct vmwgfx_hosted_driver vmwgfx_hosted_xmir_driver = {
.create = vmwgfx_xmir_create,
.destroy = vmwgfx_xmir_destroy,
.drm_fd = vmwgfx_xmir_drm_fd,
.pre_init = vmwgfx_xmir_pre_init,
.screen_init = vmwgfx_xmir_screen_init,
.screen_close = vmwgfx_xmir_screen_close,
.post_damage = vmwgfx_xmir_post_damage,
.dri_auth = vmwgfx_xmir_dri_auth
};
const struct vmwgfx_hosted_driver *
vmwgfx_xmir_detect(void)
{
return (xorgMir) ? &vmwgfx_hosted_xmir_driver : NULL;
}
void vmwgfx_xmir_modify_flags(uint32_t *flags)
{
if (xorgMir)
*flags |= HW_SKIP_CONSOLE;
}
#else
const struct vmwgfx_hosted_driver *
vmwgfx_xmir_detect(void)
{
return NULL;
}
void
vmwgfx_xmir_modify_flags(uint32_t *flags)
{
}
#endif