Release 4.11 drivers/gpu/drm/via/via_map.c

/*
 * Copyright 1998-2003 VIA Technologies, Inc. All Rights Reserved.
 * Copyright 2001-2003 S3 Graphics, 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
 * VIA, S3 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.
 */
#include <drm/drmP.h>
#include <drm/via_drm.h>
#include "via_drv.h"



static int via_do_init_map(struct drm_device *dev, drm_via_init_t *init)
{
	drm_via_private_t *dev_priv = dev->dev_private;

	DRM_DEBUG("\n");

	dev_priv->sarea = drm_legacy_getsarea(dev);
	if (!dev_priv->sarea) {
		DRM_ERROR("could not find sarea!\n");
		dev->dev_private = (void *)dev_priv;
		via_do_cleanup_map(dev);
		return -EINVAL;
	}

	dev_priv->fb = drm_legacy_findmap(dev, init->fb_offset);
	if (!dev_priv->fb) {
		DRM_ERROR("could not find framebuffer!\n");
		dev->dev_private = (void *)dev_priv;
		via_do_cleanup_map(dev);
		return -EINVAL;
	}
	dev_priv->mmio = drm_legacy_findmap(dev, init->mmio_offset);
	if (!dev_priv->mmio) {
		DRM_ERROR("could not find mmio region!\n");
		dev->dev_private = (void *)dev_priv;
		via_do_cleanup_map(dev);
		return -EINVAL;
	}

	dev_priv->sarea_priv =
	    (drm_via_sarea_t *) ((u8 *) dev_priv->sarea->handle +
				 init->sarea_priv_offset);

	dev_priv->agpAddr = init->agpAddr;

	via_init_futex(dev_priv);

	via_init_dmablit(dev);

	dev->dev_private = (void *)dev_priv;
	return 0;
}

Contributors
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CommitProp
Dave Airlie
213
98.16%
4
57.14%
Daniel Vetter
2
0.92%
1
14.29%
Márton Németh
1
0.46%
1
14.29%
David Herrmann
1
0.46%
1
14.29%
Total
217
100.00%
7
100.00%



int via_do_cleanup_map(struct drm_device *dev)
{
	via_dma_cleanup(dev);

	return 0;
}

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Dave Airlie
18
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2
100.00%
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18
100.00%
2
100.00%



int via_map_init(struct drm_device *dev, void *data, struct drm_file *file_priv)
{
	drm_via_init_t *init = data;

	DRM_DEBUG("\n");

	switch (init->func) {
	case VIA_INIT_MAP:
		return via_do_init_map(dev, init);
	case VIA_CLEANUP_MAP:
		return via_do_cleanup_map(dev);
	}

	return -EINVAL;
}

Contributors
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Dave Airlie
44
70.97%
1
33.33%
Eric Anholt
17
27.42%
1
33.33%
Márton Németh
1
1.61%
1
33.33%
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62
100.00%
3
100.00%



int via_driver_load(struct drm_device *dev, unsigned long chipset)
{
	drm_via_private_t *dev_priv;
	int ret = 0;

	dev_priv = kzalloc(sizeof(drm_via_private_t), GFP_KERNEL);
	if (dev_priv == NULL)
		return -ENOMEM;

	idr_init(&dev_priv->object_idr);
	dev->dev_private = (void *)dev_priv;

	dev_priv->chipset = chipset;

	pci_set_master(dev->pdev);

	ret = drm_vblank_init(dev, 1);
	if (ret) {
		kfree(dev_priv);
		return ret;
	}

	return 0;
}

Contributors
Person
Tokens
Prop
Commits
CommitProp
Dave Airlie
60
58.82%
3
33.33%
Keith Packard
20
19.61%
1
11.11%
Thomas Hellstrom
10
9.80%
2
22.22%
Márton Németh
8
7.84%
1
11.11%
Eric Anholt
4
3.92%
2
22.22%
Total
102
100.00%
9
100.00%



void via_driver_unload(struct drm_device *dev)
{
	drm_via_private_t *dev_priv = dev->dev_private;

	idr_destroy(&dev_priv->object_idr);

	kfree(dev_priv);
}
Contributors
Person
Tokens
Prop
Commits
CommitProp
Dave Airlie
21
67.74%
2
40.00%
Daniel Vetter
8
25.81%
1
20.00%
Gabriel Krisman Bertazi
1
3.23%
1
20.00%
Eric Anholt
1
3.23%
1
20.00%
Total
31
100.00%
5
100.00%

Overall Contributors
Person
Tokens
Prop
Commits
CommitProp
Dave Airlie
364
82.73%
5
27.78%
Eric Anholt
22
5.00%
3
16.67%
Keith Packard
20
4.55%
1
5.56%
Daniel Vetter
10
2.27%
2
11.11%
Thomas Hellstrom
10
2.27%
2
11.11%
Márton Németh
10
2.27%
2
11.11%
David Howells
2
0.45%
1
5.56%
Gabriel Krisman Bertazi
1
0.23%
1
5.56%
David Herrmann
1
0.23%
1
5.56%
Total
440
100.00%
18
100.00%
Directory: drivers/gpu/drm/via

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