185397f6bSThomas Zimmermann // SPDX-License-Identifier: GPL-2.0-only 285397f6bSThomas Zimmermann 385397f6bSThomas Zimmermann #include <linux/pci.h> 485397f6bSThomas Zimmermann 585397f6bSThomas Zimmermann #include <drm/drm_drv.h> 685397f6bSThomas Zimmermann 785397f6bSThomas Zimmermann #include "mgag200_drv.h" 885397f6bSThomas Zimmermann 9*1ee181feSThomas Zimmermann void mgag200_g200wb_init_registers(struct mga_device *mdev) 10*1ee181feSThomas Zimmermann { 11*1ee181feSThomas Zimmermann static const u8 dacvalue[] = { 12*1ee181feSThomas Zimmermann MGAG200_DAC_DEFAULT(0x07, 0xc9, 0x1f, 0x00, 0x00, 0x00) 13*1ee181feSThomas Zimmermann }; 14*1ee181feSThomas Zimmermann 15*1ee181feSThomas Zimmermann size_t i; 16*1ee181feSThomas Zimmermann 17*1ee181feSThomas Zimmermann for (i = 0; i < ARRAY_SIZE(dacvalue); i++) { 18*1ee181feSThomas Zimmermann if ((i <= 0x17) || 19*1ee181feSThomas Zimmermann (i == 0x1b) || 20*1ee181feSThomas Zimmermann (i == 0x1c) || 21*1ee181feSThomas Zimmermann ((i >= 0x1f) && (i <= 0x29)) || 22*1ee181feSThomas Zimmermann ((i >= 0x30) && (i <= 0x37)) || 23*1ee181feSThomas Zimmermann ((i >= 0x44) && (i <= 0x4e))) 24*1ee181feSThomas Zimmermann continue; 25*1ee181feSThomas Zimmermann WREG_DAC(i, dacvalue[i]); 26*1ee181feSThomas Zimmermann } 27*1ee181feSThomas Zimmermann 28*1ee181feSThomas Zimmermann mgag200_init_registers(mdev); 29*1ee181feSThomas Zimmermann } 30*1ee181feSThomas Zimmermann 3185397f6bSThomas Zimmermann /* 3285397f6bSThomas Zimmermann * DRM device 3385397f6bSThomas Zimmermann */ 3485397f6bSThomas Zimmermann 35b9a577a4SThomas Zimmermann static const struct mgag200_device_info mgag200_g200wb_device_info = 36da1efdb2SThomas Zimmermann MGAG200_DEVICE_INFO_INIT(1280, 1024, 31877, true, 0, 1, false); 37b9a577a4SThomas Zimmermann 3885397f6bSThomas Zimmermann struct mga_device *mgag200_g200wb_device_create(struct pci_dev *pdev, const struct drm_driver *drv, 3921e74bf9SThomas Zimmermann enum mga_type type) 4085397f6bSThomas Zimmermann { 4185397f6bSThomas Zimmermann struct mga_device *mdev; 4285397f6bSThomas Zimmermann struct drm_device *dev; 43d45e32c9SThomas Zimmermann resource_size_t vram_available; 4485397f6bSThomas Zimmermann int ret; 4585397f6bSThomas Zimmermann 4685397f6bSThomas Zimmermann mdev = devm_drm_dev_alloc(&pdev->dev, drv, struct mga_device, base); 4785397f6bSThomas Zimmermann if (IS_ERR(mdev)) 4885397f6bSThomas Zimmermann return mdev; 4985397f6bSThomas Zimmermann dev = &mdev->base; 5085397f6bSThomas Zimmermann 5185397f6bSThomas Zimmermann pci_set_drvdata(pdev, dev); 5285397f6bSThomas Zimmermann 53ce19021fSThomas Zimmermann ret = mgag200_init_pci_options(pdev, 0x41049120, 0x0000b000); 54ce19021fSThomas Zimmermann if (ret) 55ce19021fSThomas Zimmermann return ERR_PTR(ret); 56ce19021fSThomas Zimmermann 57b62d943eSThomas Zimmermann ret = mgag200_device_preinit(mdev); 5885397f6bSThomas Zimmermann if (ret) 5985397f6bSThomas Zimmermann return ERR_PTR(ret); 6085397f6bSThomas Zimmermann 6121e74bf9SThomas Zimmermann ret = mgag200_device_init(mdev, type, &mgag200_g200wb_device_info); 6285397f6bSThomas Zimmermann if (ret) 6385397f6bSThomas Zimmermann return ERR_PTR(ret); 6485397f6bSThomas Zimmermann 65*1ee181feSThomas Zimmermann mgag200_g200wb_init_registers(mdev); 66*1ee181feSThomas Zimmermann 67d45e32c9SThomas Zimmermann vram_available = mgag200_device_probe_vram(mdev); 68d45e32c9SThomas Zimmermann 69d45e32c9SThomas Zimmermann ret = mgag200_modeset_init(mdev, vram_available); 7085397f6bSThomas Zimmermann if (ret) 7185397f6bSThomas Zimmermann return ERR_PTR(ret); 7285397f6bSThomas Zimmermann 7385397f6bSThomas Zimmermann return mdev; 7485397f6bSThomas Zimmermann } 75