diff options
Diffstat (limited to 'drivers/gpu/drm/mgag200/mgag200_main.c')
-rw-r--r-- | drivers/gpu/drm/mgag200/mgag200_main.c | 119 |
1 files changed, 34 insertions, 85 deletions
diff --git a/drivers/gpu/drm/mgag200/mgag200_main.c b/drivers/gpu/drm/mgag200/mgag200_main.c index e278b6a547bd..86df799fd38c 100644 --- a/drivers/gpu/drm/mgag200/mgag200_main.c +++ b/drivers/gpu/drm/mgag200/mgag200_main.c @@ -10,15 +10,8 @@ #include <linux/pci.h> -#include <drm/drm_crtc_helper.h> -#include <drm/drm_gem_framebuffer_helper.h> - #include "mgag200_drv.h" -static const struct drm_mode_config_funcs mga_mode_funcs = { - .fb_create = drm_gem_fb_create -}; - static int mga_probe_vram(struct mga_device *mdev, void __iomem *mem) { int offset; @@ -66,51 +59,54 @@ static int mga_probe_vram(struct mga_device *mdev, void __iomem *mem) /* Map the framebuffer from the card and configure the core */ static int mga_vram_init(struct mga_device *mdev) { + struct drm_device *dev = mdev->dev; void __iomem *mem; /* BAR 0 is VRAM */ - mdev->mc.vram_base = pci_resource_start(mdev->dev->pdev, 0); - mdev->mc.vram_window = pci_resource_len(mdev->dev->pdev, 0); + mdev->mc.vram_base = pci_resource_start(dev->pdev, 0); + mdev->mc.vram_window = pci_resource_len(dev->pdev, 0); - if (!devm_request_mem_region(mdev->dev->dev, mdev->mc.vram_base, mdev->mc.vram_window, - "mgadrmfb_vram")) { + if (!devm_request_mem_region(dev->dev, mdev->mc.vram_base, + mdev->mc.vram_window, "mgadrmfb_vram")) { DRM_ERROR("can't reserve VRAM\n"); return -ENXIO; } - mem = pci_iomap(mdev->dev->pdev, 0, 0); + mem = pci_iomap(dev->pdev, 0, 0); if (!mem) return -ENOMEM; mdev->mc.vram_size = mga_probe_vram(mdev, mem); - pci_iounmap(mdev->dev->pdev, mem); + pci_iounmap(dev->pdev, mem); return 0; } -static int mgag200_device_init(struct drm_device *dev, - uint32_t flags) +int mgag200_driver_load(struct drm_device *dev, unsigned long flags) { - struct mga_device *mdev = dev->dev_private; + struct mga_device *mdev; int ret, option; + mdev = devm_kzalloc(dev->dev, sizeof(struct mga_device), GFP_KERNEL); + if (mdev == NULL) + return -ENOMEM; + dev->dev_private = (void *)mdev; + mdev->dev = dev; + mdev->flags = mgag200_flags_from_driver_data(flags); mdev->type = mgag200_type_from_driver_data(flags); - /* Hardcode the number of CRTCs to 1 */ - mdev->num_crtc = 1; - pci_read_config_dword(dev->pdev, PCI_MGA_OPTION, &option); mdev->has_sdram = !(option & (1 << 14)); /* BAR 0 is the framebuffer, BAR 1 contains registers */ - mdev->rmmio_base = pci_resource_start(mdev->dev->pdev, 1); - mdev->rmmio_size = pci_resource_len(mdev->dev->pdev, 1); + mdev->rmmio_base = pci_resource_start(dev->pdev, 1); + mdev->rmmio_size = pci_resource_len(dev->pdev, 1); - if (!devm_request_mem_region(mdev->dev->dev, mdev->rmmio_base, mdev->rmmio_size, - "mgadrmfb_mmio")) { - DRM_ERROR("can't reserve mmio registers\n"); + if (!devm_request_mem_region(dev->dev, mdev->rmmio_base, + mdev->rmmio_size, "mgadrmfb_mmio")) { + drm_err(dev, "can't reserve mmio registers\n"); return -ENOMEM; } @@ -121,90 +117,43 @@ static int mgag200_device_init(struct drm_device *dev, /* stash G200 SE model number for later use */ if (IS_G200_SE(mdev)) { mdev->unique_rev_id = RREG32(0x1e24); - DRM_DEBUG("G200 SE unique revision id is 0x%x\n", - mdev->unique_rev_id); + drm_dbg(dev, "G200 SE unique revision id is 0x%x\n", + mdev->unique_rev_id); } ret = mga_vram_init(mdev); if (ret) return ret; - mdev->bpp_shifts[0] = 0; - mdev->bpp_shifts[1] = 1; - mdev->bpp_shifts[2] = 0; - mdev->bpp_shifts[3] = 2; - return 0; -} - -/* - * Functions here will be called by the core once it's bound the driver to - * a PCI device - */ - - -int mgag200_driver_load(struct drm_device *dev, unsigned long flags) -{ - struct mga_device *mdev; - int r; - - mdev = devm_kzalloc(dev->dev, sizeof(struct mga_device), GFP_KERNEL); - if (mdev == NULL) - return -ENOMEM; - dev->dev_private = (void *)mdev; - mdev->dev = dev; - - r = mgag200_device_init(dev, flags); - if (r) { - dev_err(&dev->pdev->dev, "Fatal error during GPU init: %d\n", r); - return r; - } - r = mgag200_mm_init(mdev); - if (r) + ret = mgag200_mm_init(mdev); + if (ret) goto err_mm; - drm_mode_config_init(dev); - dev->mode_config.funcs = (void *)&mga_mode_funcs; - if (IS_G200_SE(mdev) && mdev->vram_fb_available < (2048*1024)) - dev->mode_config.preferred_depth = 16; - else - dev->mode_config.preferred_depth = 32; - dev->mode_config.prefer_shadow = 1; - - r = mgag200_modeset_init(mdev); - if (r) { - dev_err(&dev->pdev->dev, "Fatal error during modeset init: %d\n", r); - goto err_modeset; + ret = mgag200_modeset_init(mdev); + if (ret) { + drm_err(dev, "Fatal error during modeset init: %d\n", ret); + goto err_mgag200_mm_fini; } - r = mgag200_cursor_init(mdev); - if (r) - dev_warn(&dev->pdev->dev, - "Could not initialize cursors. Not doing hardware cursors.\n"); - - r = drm_fbdev_generic_setup(mdev->dev, 0); - if (r) - goto err_modeset; + ret = mgag200_cursor_init(mdev); + if (ret) + drm_err(dev, "Could not initialize cursors. Not doing hardware cursors.\n"); return 0; -err_modeset: - drm_mode_config_cleanup(dev); - mgag200_cursor_fini(mdev); +err_mgag200_mm_fini: mgag200_mm_fini(mdev); err_mm: dev->dev_private = NULL; - - return r; + return ret; } void mgag200_driver_unload(struct drm_device *dev) { - struct mga_device *mdev = dev->dev_private; + struct mga_device *mdev = to_mga_device(dev); if (mdev == NULL) return; - mgag200_modeset_fini(mdev); - drm_mode_config_cleanup(dev); mgag200_cursor_fini(mdev); mgag200_mm_fini(mdev); dev->dev_private = NULL; |