From: Ben Skeggs Date: Sat, 9 Aug 2014 18:10:19 +0000 (+1000) Subject: drm/nv50/kms: create ctxdma objects for framebuffers as required X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=8a42364701d6860e51d53bbcbe3c84fe93816861;p=linux-beck.git drm/nv50/kms: create ctxdma objects for framebuffers as required Signed-off-by: Ben Skeggs --- diff --git a/drivers/gpu/drm/nouveau/nouveau_crtc.h b/drivers/gpu/drm/nouveau/nouveau_crtc.h index a0534489d23f..a7cbbe9d5d8d 100644 --- a/drivers/gpu/drm/nouveau/nouveau_crtc.h +++ b/drivers/gpu/drm/nouveau/nouveau_crtc.h @@ -46,7 +46,7 @@ struct nouveau_crtc { int cpp; bool blanked; uint32_t offset; - uint32_t tile_flags; + uint32_t handle; } fb; struct { diff --git a/drivers/gpu/drm/nouveau/nouveau_display.h b/drivers/gpu/drm/nouveau/nouveau_display.h index 90426cb07c5e..a21fd2dbeb18 100644 --- a/drivers/gpu/drm/nouveau/nouveau_display.h +++ b/drivers/gpu/drm/nouveau/nouveau_display.h @@ -9,7 +9,7 @@ struct nouveau_framebuffer { struct drm_framebuffer base; struct nouveau_bo *nvbo; struct nouveau_vma vma; - u32 r_dma; + u32 r_handle; u32 r_format; u32 r_pitch; }; diff --git a/drivers/gpu/drm/nouveau/nouveau_dma.h b/drivers/gpu/drm/nouveau/nouveau_dma.h index dc0e0c5cadb4..30e46cc4fbfd 100644 --- a/drivers/gpu/drm/nouveau/nouveau_dma.h +++ b/drivers/gpu/drm/nouveau/nouveau_dma.h @@ -79,9 +79,6 @@ enum { /* G80+ display objects */ NvEvoVRAM = 0x01000000, - NvEvoFB16 = 0x01000001, - NvEvoFB32 = 0x01000002, - NvEvoVRAM_LP = 0x01000003, NvEvoSync = 0xcafe0000 }; diff --git a/drivers/gpu/drm/nouveau/nv50_display.c b/drivers/gpu/drm/nouveau/nv50_display.c index 9e3a3dec6b47..61fc682accdd 100644 --- a/drivers/gpu/drm/nouveau/nv50_display.c +++ b/drivers/gpu/drm/nouveau/nv50_display.c @@ -148,125 +148,6 @@ nv50_dmac_destroy(struct nouveau_object *core, struct nv50_dmac *dmac) nv50_chan_destroy(core, &dmac->base); } -static int -nv50_dmac_create_fbdma(struct nouveau_object *core, u32 parent) -{ - struct nouveau_fb *pfb = nouveau_fb(core); - struct nouveau_object *client = nv_pclass(core, NV_CLIENT_CLASS); - struct nouveau_object *object; - int ret = nouveau_object_new(client, parent, NvEvoVRAM_LP, - NV_DMA_IN_MEMORY_CLASS, - &(struct nv_dma_class) { - .flags = NV_DMA_TARGET_VRAM | - NV_DMA_ACCESS_RDWR, - .start = 0, - .limit = pfb->ram->size - 1, - .conf0 = NV50_DMA_CONF0_ENABLE | - NV50_DMA_CONF0_PART_256, - }, sizeof(struct nv_dma_class), &object); - if (ret) - return ret; - - ret = nouveau_object_new(client, parent, NvEvoFB16, - NV_DMA_IN_MEMORY_CLASS, - &(struct nv_dma_class) { - .flags = NV_DMA_TARGET_VRAM | - NV_DMA_ACCESS_RDWR, - .start = 0, - .limit = pfb->ram->size - 1, - .conf0 = NV50_DMA_CONF0_ENABLE | 0x70 | - NV50_DMA_CONF0_PART_256, - }, sizeof(struct nv_dma_class), &object); - if (ret) - return ret; - - ret = nouveau_object_new(client, parent, NvEvoFB32, - NV_DMA_IN_MEMORY_CLASS, - &(struct nv_dma_class) { - .flags = NV_DMA_TARGET_VRAM | - NV_DMA_ACCESS_RDWR, - .start = 0, - .limit = pfb->ram->size - 1, - .conf0 = NV50_DMA_CONF0_ENABLE | 0x7a | - NV50_DMA_CONF0_PART_256, - }, sizeof(struct nv_dma_class), &object); - return ret; -} - -static int -nvc0_dmac_create_fbdma(struct nouveau_object *core, u32 parent) -{ - struct nouveau_fb *pfb = nouveau_fb(core); - struct nouveau_object *client = nv_pclass(core, NV_CLIENT_CLASS); - struct nouveau_object *object; - int ret = nouveau_object_new(client, parent, NvEvoVRAM_LP, - NV_DMA_IN_MEMORY_CLASS, - &(struct nv_dma_class) { - .flags = NV_DMA_TARGET_VRAM | - NV_DMA_ACCESS_RDWR, - .start = 0, - .limit = pfb->ram->size - 1, - .conf0 = NVC0_DMA_CONF0_ENABLE, - }, sizeof(struct nv_dma_class), &object); - if (ret) - return ret; - - ret = nouveau_object_new(client, parent, NvEvoFB16, - NV_DMA_IN_MEMORY_CLASS, - &(struct nv_dma_class) { - .flags = NV_DMA_TARGET_VRAM | - NV_DMA_ACCESS_RDWR, - .start = 0, - .limit = pfb->ram->size - 1, - .conf0 = NVC0_DMA_CONF0_ENABLE | 0xfe, - }, sizeof(struct nv_dma_class), &object); - if (ret) - return ret; - - ret = nouveau_object_new(client, parent, NvEvoFB32, - NV_DMA_IN_MEMORY_CLASS, - &(struct nv_dma_class) { - .flags = NV_DMA_TARGET_VRAM | - NV_DMA_ACCESS_RDWR, - .start = 0, - .limit = pfb->ram->size - 1, - .conf0 = NVC0_DMA_CONF0_ENABLE | 0xfe, - }, sizeof(struct nv_dma_class), &object); - return ret; -} - -static int -nvd0_dmac_create_fbdma(struct nouveau_object *core, u32 parent) -{ - struct nouveau_fb *pfb = nouveau_fb(core); - struct nouveau_object *client = nv_pclass(core, NV_CLIENT_CLASS); - struct nouveau_object *object; - int ret = nouveau_object_new(client, parent, NvEvoVRAM_LP, - NV_DMA_IN_MEMORY_CLASS, - &(struct nv_dma_class) { - .flags = NV_DMA_TARGET_VRAM | - NV_DMA_ACCESS_RDWR, - .start = 0, - .limit = pfb->ram->size - 1, - .conf0 = NVD0_DMA_CONF0_ENABLE | - NVD0_DMA_CONF0_PAGE_LP, - }, sizeof(struct nv_dma_class), &object); - if (ret) - return ret; - - ret = nouveau_object_new(client, parent, NvEvoFB32, - NV_DMA_IN_MEMORY_CLASS, - &(struct nv_dma_class) { - .flags = NV_DMA_TARGET_VRAM | - NV_DMA_ACCESS_RDWR, - .start = 0, - .limit = pfb->ram->size - 1, - .conf0 = NVD0_DMA_CONF0_ENABLE | 0xfe | - NVD0_DMA_CONF0_PAGE_LP, - }, sizeof(struct nv_dma_class), &object); - return ret; -} - static int nv50_dmac_create(struct nouveau_object *core, u32 bclass, u8 head, void *data, u32 size, u64 syncbuf, @@ -322,13 +203,6 @@ nv50_dmac_create(struct nouveau_object *core, u32 bclass, u8 head, if (ret) return ret; - if (nv_device(core)->card_type < NV_C0) - ret = nv50_dmac_create_fbdma(core, dmac->base.handle); - else - if (nv_device(core)->card_type < NV_D0) - ret = nvc0_dmac_create_fbdma(core, dmac->base.handle); - else - ret = nvd0_dmac_create_fbdma(core, dmac->base.handle); return ret; } @@ -375,7 +249,7 @@ struct nv50_disp { struct nouveau_object *core; struct nv50_mast mast; - u32 modeset; + struct list_head fbdma; struct nouveau_bo *sync; }; @@ -611,7 +485,7 @@ nv50_display_flip_next(struct drm_crtc *crtc, struct drm_framebuffer *fb, evo_data(push, 0x00000000); evo_data(push, 0x00000000); evo_mthd(push, 0x00c0, 1); - evo_data(push, nv_fb->r_dma); + evo_data(push, nv_fb->r_handle); evo_mthd(push, 0x0110, 2); evo_data(push, 0x00000000); evo_data(push, 0x00000000); @@ -846,7 +720,7 @@ nv50_crtc_set_image(struct nouveau_crtc *nv_crtc, struct drm_framebuffer *fb, evo_data(push, (y << 16) | x); if (nv50_vers(mast) > NV50_DISP_MAST_CLASS) { evo_mthd(push, 0x0874 + (nv_crtc->index * 0x400), 1); - evo_data(push, nvfb->r_dma); + evo_data(push, nvfb->r_handle); } } else { evo_mthd(push, 0x0460 + (nv_crtc->index * 0x300), 1); @@ -855,7 +729,7 @@ nv50_crtc_set_image(struct nouveau_crtc *nv_crtc, struct drm_framebuffer *fb, evo_data(push, (fb->height << 16) | fb->width); evo_data(push, nvfb->r_pitch); evo_data(push, nvfb->r_format); - evo_data(push, nvfb->r_dma); + evo_data(push, nvfb->r_handle); evo_mthd(push, 0x04b0 + (nv_crtc->index * 0x300), 1); evo_data(push, (y << 16) | x); } @@ -867,7 +741,7 @@ nv50_crtc_set_image(struct nouveau_crtc *nv_crtc, struct drm_framebuffer *fb, evo_kick(push, mast); } - nv_crtc->fb.tile_flags = nvfb->r_dma; + nv_crtc->fb.handle = nvfb->r_handle; return 0; } @@ -999,14 +873,14 @@ nv50_crtc_commit(struct drm_crtc *crtc) if (push) { if (nv50_vers(mast) < NV84_DISP_MAST_CLASS) { evo_mthd(push, 0x0874 + (nv_crtc->index * 0x400), 1); - evo_data(push, NvEvoVRAM_LP); + evo_data(push, nv_crtc->fb.handle); evo_mthd(push, 0x0840 + (nv_crtc->index * 0x400), 2); evo_data(push, 0xc0000000); evo_data(push, nv_crtc->lut.nvbo->bo.offset >> 8); } else if (nv50_vers(mast) < NVD0_DISP_MAST_CLASS) { evo_mthd(push, 0x0874 + (nv_crtc->index * 0x400), 1); - evo_data(push, nv_crtc->fb.tile_flags); + evo_data(push, nv_crtc->fb.handle); evo_mthd(push, 0x0840 + (nv_crtc->index * 0x400), 2); evo_data(push, 0xc0000000); evo_data(push, nv_crtc->lut.nvbo->bo.offset >> 8); @@ -1014,7 +888,7 @@ nv50_crtc_commit(struct drm_crtc *crtc) evo_data(push, NvEvoVRAM); } else { evo_mthd(push, 0x0474 + (nv_crtc->index * 0x300), 1); - evo_data(push, nv_crtc->fb.tile_flags); + evo_data(push, nv_crtc->fb.handle); evo_mthd(push, 0x0440 + (nv_crtc->index * 0x300), 4); evo_data(push, 0x83000000); evo_data(push, nv_crtc->lut.nvbo->bo.offset >> 8); @@ -2172,6 +2046,97 @@ nv50_pior_create(struct drm_connector *connector, struct dcb_output *dcbe) * Framebuffer *****************************************************************************/ +struct nv50_fbdma { + struct list_head head; + u32 name; +}; + +static void +nv50_fbdma_fini(struct drm_device *dev, struct nv50_fbdma *fbdma) +{ + struct nv50_disp *disp = nv50_disp(dev); + struct nv50_mast *mast = nv50_mast(dev); + struct nouveau_object *client = nv_pclass(disp->core, NV_CLIENT_CLASS); + struct drm_crtc *crtc; + + list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) { + struct nv50_sync *sync = nv50_sync(crtc); + nouveau_object_del(client, sync->base.base.handle, fbdma->name); + } + + nouveau_object_del(client, mast->base.base.handle, fbdma->name); + list_del(&fbdma->head); + kfree(fbdma); +} + +static int +nv50_fbdma_init(struct drm_device *dev, u32 name, u64 offset, u64 length, u8 kind) +{ + struct nouveau_drm *drm = nouveau_drm(dev); + struct nv50_disp *disp = nv50_disp(dev); + struct nv50_mast *mast = nv50_mast(dev); + struct nouveau_object *client = nv_pclass(disp->core, NV_CLIENT_CLASS); + struct nouveau_object *object; + struct nv_dma_class args; + struct nv50_fbdma *fbdma; + struct drm_crtc *crtc; + int ret; + + list_for_each_entry(fbdma, &disp->fbdma, head) { + if (fbdma->name == name) + return 0; + } + + fbdma = kzalloc(sizeof(*fbdma), GFP_KERNEL); + if (!fbdma) + return -ENOMEM; + list_add(&fbdma->head, &disp->fbdma); + fbdma->name = name; + + args.flags = NV_DMA_TARGET_VRAM | NV_DMA_ACCESS_RDWR; + args.start = offset; + args.limit = offset + length - 1; + args.conf0 = kind; + + if (nv_device(drm->device)->chipset < 0x80) { + args.conf0 = NV50_DMA_CONF0_ENABLE; + args.conf0 |= NV50_DMA_CONF0_PART_256; + } else + if (nv_device(drm->device)->chipset < 0xc0) { + args.conf0 |= NV50_DMA_CONF0_ENABLE; + args.conf0 |= NV50_DMA_CONF0_PART_256; + } else + if (nv_device(drm->device)->chipset < 0xd0) { + args.conf0 |= NVC0_DMA_CONF0_ENABLE; + } else { + args.conf0 |= NVD0_DMA_CONF0_ENABLE; + args.conf0 |= NVD0_DMA_CONF0_PAGE_LP; + } + + list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) { + struct nv50_sync *sync = nv50_sync(crtc); + ret = nouveau_object_new(client, sync->base.base.handle, + fbdma->name, NV_DMA_IN_MEMORY_CLASS, + &args, sizeof(args), &object); + if (ret) { + printk(KERN_ERR "fail %d %08x %d\n", nv50_head(crtc)->base.index, fbdma->name, ret); + nv50_fbdma_fini(dev, fbdma); + return ret; + } + } + + ret = nouveau_object_new(client, mast->base.base.handle, fbdma->name, + NV_DMA_IN_MEMORY_CLASS, &args, sizeof(args), + &object); + if (ret) { + printk(KERN_ERR "fail %08x %d\n", fbdma->name, ret); + nv50_fbdma_fini(dev, fbdma); + return ret; + } + + return 0; +} + static void nv50_fb_dtor(struct drm_framebuffer *fb) { @@ -2183,23 +2148,19 @@ nv50_fb_ctor(struct drm_framebuffer *fb) struct nouveau_framebuffer *nv_fb = nouveau_framebuffer(fb); struct nouveau_drm *drm = nouveau_drm(fb->dev); struct nouveau_bo *nvbo = nv_fb->nvbo; - u32 tile_flags; - - tile_flags = nouveau_bo_tile_layout(nvbo); - if (tile_flags == 0x7a00 || - tile_flags == 0xfe00) - nv_fb->r_dma = NvEvoFB32; - else - if (tile_flags == 0x7000) - nv_fb->r_dma = NvEvoFB16; - else - nv_fb->r_dma = NvEvoVRAM_LP; + struct nv50_disp *disp = nv50_disp(fb->dev); + struct nouveau_fb *pfb = nouveau_fb(drm->device); + u8 kind = nouveau_bo_tile_layout(nvbo) >> 8; + u8 tile = nvbo->tile_mode; if (nvbo->tile_flags & NOUVEAU_GEM_TILE_NONCONTIG) { NV_ERROR(drm, "framebuffer requires contiguous bo\n"); return -EINVAL; } + if (nv_device(drm->device)->chipset >= 0xc0) + tile >>= 4; /* yep.. */ + switch (fb->depth) { case 8: nv_fb->r_format = 0x1e00; break; case 15: nv_fb->r_format = 0xe900; break; @@ -2212,22 +2173,21 @@ nv50_fb_ctor(struct drm_framebuffer *fb) return -EINVAL; } - if (nv_device(drm->device)->chipset == 0x50) - nv_fb->r_format |= (tile_flags << 8); - - if (!tile_flags) { - if (nv_device(drm->device)->card_type < NV_D0) - nv_fb->r_pitch = 0x00100000 | fb->pitches[0]; - else - nv_fb->r_pitch = 0x01000000 | fb->pitches[0]; + if (nv_mclass(disp->core) < NV84_DISP_CLASS) { + nv_fb->r_pitch = kind ? (((fb->pitches[0] / 4) << 4) | tile) : + (fb->pitches[0] | 0x00100000); + nv_fb->r_format |= kind << 16; + } else + if (nv_mclass(disp->core) < NVD0_DISP_CLASS) { + nv_fb->r_pitch = kind ? (((fb->pitches[0] / 4) << 4) | tile) : + (fb->pitches[0] | 0x00100000); } else { - u32 mode = nvbo->tile_mode; - if (nv_device(drm->device)->card_type >= NV_C0) - mode >>= 4; - nv_fb->r_pitch = ((fb->pitches[0] / 4) << 4) | mode; + nv_fb->r_pitch = kind ? (((fb->pitches[0] / 4) << 4) | tile) : + (fb->pitches[0] | 0x01000000); } + nv_fb->r_handle = 0xffff0000 | kind; - return 0; + return nv50_fbdma_init(fb->dev, nv_fb->r_handle, 0, pfb->ram->size, kind); } /****************************************************************************** @@ -2265,6 +2225,11 @@ void nv50_display_destroy(struct drm_device *dev) { struct nv50_disp *disp = nv50_disp(dev); + struct nv50_fbdma *fbdma, *fbtmp; + + list_for_each_entry_safe(fbdma, fbtmp, &disp->fbdma, head) { + nv50_fbdma_fini(dev, fbdma); + } nv50_dmac_destroy(disp->core, &disp->mast.base); @@ -2291,6 +2256,7 @@ nv50_display_create(struct drm_device *dev) disp = kzalloc(sizeof(*disp), GFP_KERNEL); if (!disp) return -ENOMEM; + INIT_LIST_HEAD(&disp->fbdma); nouveau_display(dev)->priv = disp; nouveau_display(dev)->dtor = nv50_display_destroy;