| // 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_g200ew3_device_info = |
| MGAG200_DEVICE_INFO_INIT(2048, 2048, 0, true, 0, 1, false); |
| |
| static resource_size_t mgag200_g200ew3_device_probe_vram(struct mga_device *mdev) |
| { |
| resource_size_t vram_size = resource_size(mdev->vram_res); |
| |
| if (vram_size >= 0x1000000) |
| vram_size = vram_size - 0x400000; |
| return mgag200_probe_vram(mdev->vram, vram_size); |
| } |
| |
| struct mga_device *mgag200_g200ew3_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, 0x41049120, 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_g200ew3_device_info); |
| if (ret) |
| return ERR_PTR(ret); |
| |
| vram_available = mgag200_g200ew3_device_probe_vram(mdev); |
| |
| ret = mgag200_modeset_init(mdev, vram_available); |
| if (ret) |
| return ERR_PTR(ret); |
| |
| return mdev; |
| } |