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v0.5.2
https://github.com/torvalds/linux
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Tip revision: 521a547ced6477c54b4b0cc206000406c221b4d6 authored by Linus Torvalds on 18 September 2022, 20:44:14 UTC
Linux 6.0-rc6
Tip revision: 521a547
mgag200_g200ev.c
// SPDX-License-Identifier: GPL-2.0-only

#include <linux/pci.h>

#include <drm/drm_drv.h>

#include "mgag200_drv.h"

/*
 * DRM device
 */

static const struct mgag200_device_info mgag200_g200ev_device_info =
	MGAG200_DEVICE_INFO_INIT(2048, 2048, 32700, false, 0, 1, false);

struct mga_device *mgag200_g200ev_device_create(struct pci_dev *pdev, const struct drm_driver *drv,
						enum mga_type type)
{
	struct mga_device *mdev;
	struct drm_device *dev;
	resource_size_t vram_available;
	int ret;

	mdev = devm_drm_dev_alloc(&pdev->dev, drv, struct mga_device, base);
	if (IS_ERR(mdev))
		return mdev;
	dev = &mdev->base;

	pci_set_drvdata(pdev, dev);

	ret = mgag200_init_pci_options(pdev, 0x00000120, 0x0000b000);
	if (ret)
		return ERR_PTR(ret);

	ret = mgag200_device_preinit(mdev);
	if (ret)
		return ERR_PTR(ret);

	ret = mgag200_device_init(mdev, type, &mgag200_g200ev_device_info);
	if (ret)
		return ERR_PTR(ret);

	vram_available = mgag200_device_probe_vram(mdev);

	ret = mgag200_modeset_init(mdev, vram_available);
	if (ret)
		return ERR_PTR(ret);

	return mdev;
}
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