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      1 /**********************************************************
      2  * Copyright 2009 VMware, Inc.  All rights reserved.
      3  *
      4  * Permission is hereby granted, free of charge, to any person
      5  * obtaining a copy of this software and associated documentation
      6  * files (the "Software"), to deal in the Software without
      7  * restriction, including without limitation the rights to use, copy,
      8  * modify, merge, publish, distribute, sublicense, and/or sell copies
      9  * of the Software, and to permit persons to whom the Software is
     10  * furnished to do so, subject to the following conditions:
     11  *
     12  * The above copyright notice and this permission notice shall be
     13  * included in all copies or substantial portions of the Software.
     14  *
     15  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
     16  * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
     17  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
     18  * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
     19  * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
     20  * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
     21  * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
     22  * SOFTWARE.
     23  *
     24  **********************************************************/
     25 
     26 
     27 #include "vmw_screen.h"
     28 
     29 #include "vmw_context.h"
     30 
     31 #include "util/u_memory.h"
     32 #include "pipe/p_compiler.h"
     33 
     34 
     35 /* Called from vmw_drm_create_screen(), creates and initializes the
     36  * vmw_winsys_screen structure, which is the main entity in this
     37  * module.
     38  */
     39 struct vmw_winsys_screen *
     40 vmw_winsys_create( int fd, boolean use_old_scanout_flag )
     41 {
     42    struct vmw_winsys_screen *vws = CALLOC_STRUCT(vmw_winsys_screen);
     43    if (!vws)
     44       goto out_no_vws;
     45 
     46    vws->ioctl.drm_fd = fd;
     47    vws->use_old_scanout_flag = use_old_scanout_flag;
     48 
     49    if (!vmw_ioctl_init(vws))
     50       goto out_no_ioctl;
     51 
     52    if(!vmw_pools_init(vws))
     53       goto out_no_pools;
     54 
     55    if (!vmw_winsys_screen_init_svga(vws))
     56       goto out_no_svga;
     57 
     58    return vws;
     59 out_no_svga:
     60    vmw_pools_cleanup(vws);
     61 out_no_pools:
     62    vmw_ioctl_cleanup(vws);
     63 out_no_ioctl:
     64    FREE(vws);
     65 out_no_vws:
     66    return NULL;
     67 }
     68 
     69 void
     70 vmw_winsys_destroy(struct vmw_winsys_screen *vws)
     71 {
     72    vmw_pools_cleanup(vws);
     73    vmw_ioctl_cleanup(vws);
     74    FREE(vws);
     75 }
     76