diff options
Diffstat (limited to 'drivers/gpu/drm/nouveau/nvkm/subdev/fb/gf100.c')
-rw-r--r-- | drivers/gpu/drm/nouveau/nvkm/subdev/fb/gf100.c | 121 |
1 files changed, 55 insertions, 66 deletions
diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/fb/gf100.c b/drivers/gpu/drm/nouveau/nvkm/subdev/fb/gf100.c index d51aa0237baf..008bb9849f3b 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/fb/gf100.c +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/fb/gf100.c @@ -22,101 +22,90 @@ * Authors: Ben Skeggs */ #include "gf100.h" - -#include <core/device.h> +#include "ram.h" extern const u8 gf100_pte_storage_type_map[256]; bool -gf100_fb_memtype_valid(struct nvkm_fb *pfb, u32 tile_flags) +gf100_fb_memtype_valid(struct nvkm_fb *fb, u32 tile_flags) { u8 memtype = (tile_flags & 0x0000ff00) >> 8; return likely((gf100_pte_storage_type_map[memtype] != 0xff)); } -static void -gf100_fb_intr(struct nvkm_subdev *subdev) +void +gf100_fb_intr(struct nvkm_fb *base) { - struct gf100_fb_priv *priv = (void *)subdev; - u32 intr = nv_rd32(priv, 0x000100); - if (intr & 0x08000000) { - nv_debug(priv, "PFFB intr\n"); - intr &= ~0x08000000; - } - if (intr & 0x00002000) { - nv_debug(priv, "PBFB intr\n"); - intr &= ~0x00002000; - } + struct gf100_fb *fb = gf100_fb(base); + struct nvkm_subdev *subdev = &fb->base.subdev; + struct nvkm_device *device = subdev->device; + u32 intr = nvkm_rd32(device, 0x000100); + if (intr & 0x08000000) + nvkm_debug(subdev, "PFFB intr\n"); + if (intr & 0x00002000) + nvkm_debug(subdev, "PBFB intr\n"); } -int -gf100_fb_init(struct nvkm_object *object) +void +gf100_fb_init(struct nvkm_fb *base) { - struct gf100_fb_priv *priv = (void *)object; - int ret; + struct gf100_fb *fb = gf100_fb(base); + struct nvkm_device *device = fb->base.subdev.device; - ret = nvkm_fb_init(&priv->base); - if (ret) - return ret; + if (fb->r100c10_page) + nvkm_wr32(device, 0x100c10, fb->r100c10 >> 8); - if (priv->r100c10_page) - nv_wr32(priv, 0x100c10, priv->r100c10 >> 8); - - nv_mask(priv, 0x100c80, 0x00000001, 0x00000000); /* 128KiB lpg */ - return 0; + nvkm_mask(device, 0x100c80, 0x00000001, 0x00000000); /* 128KiB lpg */ } -void -gf100_fb_dtor(struct nvkm_object *object) +void * +gf100_fb_dtor(struct nvkm_fb *base) { - struct nvkm_device *device = nv_device(object); - struct gf100_fb_priv *priv = (void *)object; + struct gf100_fb *fb = gf100_fb(base); + struct nvkm_device *device = fb->base.subdev.device; - if (priv->r100c10_page) { - dma_unmap_page(nv_device_base(device), priv->r100c10, PAGE_SIZE, + if (fb->r100c10_page) { + dma_unmap_page(device->dev, fb->r100c10, PAGE_SIZE, DMA_BIDIRECTIONAL); - __free_page(priv->r100c10_page); + __free_page(fb->r100c10_page); } - nvkm_fb_destroy(&priv->base); + return fb; } int -gf100_fb_ctor(struct nvkm_object *parent, struct nvkm_object *engine, - struct nvkm_oclass *oclass, void *data, u32 size, - struct nvkm_object **pobject) +gf100_fb_new_(const struct nvkm_fb_func *func, struct nvkm_device *device, + int index, struct nvkm_fb **pfb) { - struct nvkm_device *device = nv_device(parent); - struct gf100_fb_priv *priv; - int ret; - - ret = nvkm_fb_create(parent, engine, oclass, &priv); - *pobject = nv_object(priv); - if (ret) - return ret; - - priv->r100c10_page = alloc_page(GFP_KERNEL | __GFP_ZERO); - if (priv->r100c10_page) { - priv->r100c10 = dma_map_page(nv_device_base(device), - priv->r100c10_page, 0, PAGE_SIZE, - DMA_BIDIRECTIONAL); - if (dma_mapping_error(nv_device_base(device), priv->r100c10)) + struct gf100_fb *fb; + + if (!(fb = kzalloc(sizeof(*fb), GFP_KERNEL))) + return -ENOMEM; + nvkm_fb_ctor(func, device, index, &fb->base); + *pfb = &fb->base; + + fb->r100c10_page = alloc_page(GFP_KERNEL | __GFP_ZERO); + if (fb->r100c10_page) { + fb->r100c10 = dma_map_page(device->dev, fb->r100c10_page, 0, + PAGE_SIZE, DMA_BIDIRECTIONAL); + if (dma_mapping_error(device->dev, fb->r100c10)) return -EFAULT; } - nv_subdev(priv)->intr = gf100_fb_intr; return 0; } -struct nvkm_oclass * -gf100_fb_oclass = &(struct nvkm_fb_impl) { - .base.handle = NV_SUBDEV(FB, 0xc0), - .base.ofuncs = &(struct nvkm_ofuncs) { - .ctor = gf100_fb_ctor, - .dtor = gf100_fb_dtor, - .init = gf100_fb_init, - .fini = _nvkm_fb_fini, - }, - .memtype = gf100_fb_memtype_valid, - .ram = &gf100_ram_oclass, -}.base; +static const struct nvkm_fb_func +gf100_fb = { + .dtor = gf100_fb_dtor, + .init = gf100_fb_init, + .intr = gf100_fb_intr, + .ram_new = gf100_ram_new, + .memtype_valid = gf100_fb_memtype_valid, +}; + +int +gf100_fb_new(struct nvkm_device *device, int index, struct nvkm_fb **pfb) +{ + return gf100_fb_new_(&gf100_fb, device, index, pfb); +} |