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/**********************************************************
* Copyright 2009 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, 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 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.
*
**********************************************************/
/**
* @file
* Contains the init code for the VMware Xorg driver.
*
* @author Jakob Bornecrantz <jakob@vmware.com>
*/
#include "vmw_hook.h"
#include "vmw_driver.h"
#include "cursorstr.h"
/* modified version of crtc functions */
xf86CrtcFuncsRec vmw_screen_crtc_funcs;
static void
vmw_screen_cursor_load_argb(xf86CrtcPtr crtc, CARD32 *image)
{
struct vmw_driver *vmw = modesettingPTR(crtc->scrn)->winsys_priv;
xf86CrtcConfigPtr config = XF86_CRTC_CONFIG_PTR(crtc->scrn);
xf86CrtcFuncsPtr funcs = vmw->cursor_priv;
CursorPtr c = config->cursor;
/* Run the ioctl before uploading the image */
vmw_ioctl_cursor_bypass(vmw, c->bits->xhot, c->bits->yhot);
funcs->load_cursor_argb(crtc, image);
}
static void
vmw_screen_cursor_init(ScrnInfoPtr pScrn, struct vmw_driver *vmw)
{
xf86CrtcConfigPtr config = XF86_CRTC_CONFIG_PTR(pScrn);
int i;
/* XXX assume that all crtc's have the same function struct */
/* Save old struct need to call the old functions as well */
vmw->cursor_priv = (void*)(config->crtc[0]->funcs);
memcpy(&vmw_screen_crtc_funcs, vmw->cursor_priv, sizeof(xf86CrtcFuncsRec));
vmw_screen_crtc_funcs.load_cursor_argb = vmw_screen_cursor_load_argb;
for (i = 0; i < config->num_crtc; i++)
config->crtc[i]->funcs = &vmw_screen_crtc_funcs;
}
static void
vmw_screen_cursor_close(ScrnInfoPtr pScrn, struct vmw_driver *vmw)
{
xf86CrtcConfigPtr config = XF86_CRTC_CONFIG_PTR(pScrn);
int i;
vmw_ioctl_cursor_bypass(vmw, 0, 0);
for (i = 0; i < config->num_crtc; i++)
config->crtc[i]->funcs = vmw->cursor_priv;
}
static Bool
vmw_screen_init(ScrnInfoPtr pScrn)
{
modesettingPtr ms = modesettingPTR(pScrn);
struct vmw_driver *vmw;
vmw = xnfcalloc(sizeof(*vmw), 1);
if (!vmw)
return FALSE;
vmw->fd = ms->fd;
ms->winsys_priv = vmw;
vmw_screen_cursor_init(pScrn, vmw);
/* if gallium is used then we don't need to do anything more. */
if (ms->screen)
return TRUE;
vmw_video_init(pScrn, vmw);
return TRUE;
}
static Bool
vmw_screen_close(ScrnInfoPtr pScrn)
{
modesettingPtr ms = modesettingPTR(pScrn);
struct vmw_driver *vmw = vmw_driver(pScrn);
if (!vmw)
return TRUE;
vmw_screen_cursor_close(pScrn, vmw);
vmw_video_close(pScrn, vmw);
ms->winsys_priv = NULL;
xfree(vmw);
return TRUE;
}
static Bool
vmw_screen_enter_vt(ScrnInfoPtr pScrn)
{
debug_printf("%s: enter\n", __func__);
return TRUE;
}
static Bool
vmw_screen_leave_vt(ScrnInfoPtr pScrn)
{
struct vmw_driver *vmw = vmw_driver(pScrn);
debug_printf("%s: enter\n", __func__);
vmw_video_stop_all(pScrn, vmw);
return TRUE;
}
/*
* Functions for setting up hooks into the xorg state tracker
*/
static Bool (*vmw_screen_pre_init_saved)(ScrnInfoPtr pScrn, int flags) = NULL;
static Bool
vmw_screen_pre_init(ScrnInfoPtr pScrn, int flags)
{
modesettingPtr ms;
pScrn->PreInit = vmw_screen_pre_init_saved;
if (!pScrn->PreInit(pScrn, flags))
return FALSE;
ms = modesettingPTR(pScrn);
ms->winsys_screen_init = vmw_screen_init;
ms->winsys_screen_close = vmw_screen_close;
ms->winsys_enter_vt = vmw_screen_enter_vt;
ms->winsys_leave_vt = vmw_screen_leave_vt;
return TRUE;
}
void
vmw_screen_set_functions(ScrnInfoPtr pScrn)
{
assert(!vmw_screen_pre_init_saved);
vmw_screen_pre_init_saved = pScrn->PreInit;
pScrn->PreInit = vmw_screen_pre_init;
}
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