linux-imx

/*

 * Copyright (C) 2009 Red Hat <bskeggs@redhat.com>

 *

 * 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 COPYRIGHT OWNER(S) 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.

 *

 */

​

/*

 * Authors:

 *  Ben Skeggs <bskeggs@redhat.com>

 */

​

#include <linux/debugfs.h>

#include <nvif/class.h>

#include <nvif/if0001.h>

#include "nouveau_debugfs.h"

#include "nouveau_drv.h"

​

static int

nouveau_debugfs_vbios_image(struct seq_file *m, void *data)

{

    struct drm_info_node *node = (struct drm_info_node *) m->private;

    struct nouveau_drm *drm = nouveau_drm(node->minor->dev);

    int i;

​

    for (i = 0; i < drm->vbios.length; i++)

        seq_printf(m, "%c", drm->vbios.data[i]);

    return 0;

}

​

static int

nouveau_debugfs_strap_peek(struct seq_file *m, void *data)

{

    struct drm_info_node *node = m->private;

    struct nouveau_drm *drm = nouveau_drm(node->minor->dev);

    int ret;

​

    ret = pm_runtime_get_sync(drm->dev->dev);

    if (ret < 0 && ret != -EACCES)

        return ret;

​

    seq_printf(m, "0x%08x\n",

           nvif_rd32(&drm->client.device.object, 0x101000));

​

    pm_runtime_mark_last_busy(drm->dev->dev);