diff options
Diffstat (limited to 'drivers/gpu/drm/nouveau/nv50_display.c')
| -rw-r--r-- | drivers/gpu/drm/nouveau/nv50_display.c | 4558 |
1 files changed, 0 insertions, 4558 deletions
diff --git a/drivers/gpu/drm/nouveau/nv50_display.c b/drivers/gpu/drm/nouveau/nv50_display.c deleted file mode 100644 index 2b3ccd850750..000000000000 --- a/drivers/gpu/drm/nouveau/nv50_display.c +++ /dev/null @@ -1,4558 +0,0 @@ -/* - * Copyright 2011 Red Hat Inc. - * - * Permission is hereby granted, free of charge, to any person obtaining a - * copy of this software and associated documentation files (the "Software"), - * to deal in the Software without restriction, including without limitation - * the rights to use, copy, modify, merge, publish, distribute, sublicense, - * and/or sell copies of the Software, and to permit persons to whom the - * Software is furnished to do so, subject to the following conditions: - * - * The above copyright notice and this permission notice shall be included in - * all copies or substantial portions of the Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR - * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL - * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR - * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, - * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR - * OTHER DEALINGS IN THE SOFTWARE. - * - * Authors: Ben Skeggs - */ - -#include <linux/dma-mapping.h> -#include <linux/hdmi.h> - -#include <drm/drmP.h> -#include <drm/drm_atomic.h> -#include <drm/drm_atomic_helper.h> -#include <drm/drm_crtc_helper.h> -#include <drm/drm_dp_helper.h> -#include <drm/drm_fb_helper.h> -#include <drm/drm_plane_helper.h> -#include <drm/drm_edid.h> - -#include <nvif/class.h> -#include <nvif/cl0002.h> -#include <nvif/cl5070.h> -#include <nvif/cl507a.h> -#include <nvif/cl507b.h> -#include <nvif/cl507c.h> -#include <nvif/cl507d.h> -#include <nvif/cl507e.h> -#include <nvif/event.h> - -#include "nouveau_drv.h" -#include "nouveau_dma.h" -#include "nouveau_gem.h" -#include "nouveau_connector.h" -#include "nouveau_encoder.h" -#include "nouveau_crtc.h" -#include "nouveau_fence.h" -#include "nouveau_fbcon.h" -#include "nv50_display.h" - -#define EVO_DMA_NR 9 - -#define EVO_MASTER (0x00) -#define EVO_FLIP(c) (0x01 + (c)) -#define EVO_OVLY(c) (0x05 + (c)) -#define EVO_OIMM(c) (0x09 + (c)) -#define EVO_CURS(c) (0x0d + (c)) - -/* offsets in shared sync bo of various structures */ -#define EVO_SYNC(c, o) ((c) * 0x0100 + (o)) -#define EVO_MAST_NTFY EVO_SYNC( 0, 0x00) -#define EVO_FLIP_SEM0(c) EVO_SYNC((c) + 1, 0x00) -#define EVO_FLIP_SEM1(c) EVO_SYNC((c) + 1, 0x10) -#define EVO_FLIP_NTFY0(c) EVO_SYNC((c) + 1, 0x20) -#define EVO_FLIP_NTFY1(c) EVO_SYNC((c) + 1, 0x30) - -/****************************************************************************** - * Atomic state - *****************************************************************************/ -#define nv50_atom(p) container_of((p), struct nv50_atom, state) - -struct nv50_atom { - struct drm_atomic_state state; - - struct list_head outp; - bool lock_core; - bool flush_disable; -}; - -struct nv50_outp_atom { - struct list_head head; - - struct drm_encoder *encoder; - bool flush_disable; - - union { - struct { - bool ctrl:1; - }; - u8 mask; - } clr; - - union { - struct { - bool ctrl:1; - }; - u8 mask; - } set; -}; - -#define nv50_head_atom(p) container_of((p), struct nv50_head_atom, state) - -struct nv50_head_atom { - struct drm_crtc_state state; - - struct { - u16 iW; - u16 iH; - u16 oW; - u16 oH; - } view; - - struct nv50_head_mode { - bool interlace; - u32 clock; - struct { - u16 active; - u16 synce; - u16 blanke; - u16 blanks; - } h; - struct { - u32 active; - u16 synce; - u16 blanke; - u16 blanks; - u16 blank2s; - u16 blank2e; - u16 blankus; - } v; - } mode; - - struct { - bool visible; - u32 handle; - u64 offset:40; - u8 mode:4; - } lut; - - struct { - bool visible; - u32 handle; - u64 offset:40; - u8 format; - u8 kind:7; - u8 layout:1; - u8 block:4; - u32 pitch:20; - u16 x; - u16 y; - u16 w; - u16 h; - } core; - - struct { - bool visible; - u32 handle; - u64 offset:40; - u8 layout:1; - u8 format:1; - } curs; - - struct { - u8 depth; - u8 cpp; - u16 x; - u16 y; - u16 w; - u16 h; - } base; - - struct { - u8 cpp; - } ovly; - - struct { - bool enable:1; - u8 bits:2; - u8 mode:4; - } dither; - - struct { - struct { - u16 cos:12; - u16 sin:12; - } sat; - } procamp; - - union { - struct { - bool ilut:1; - bool core:1; - bool curs:1; - }; - u8 mask; - } clr; - - union { - struct { - bool ilut:1; - bool core:1; - bool curs:1; - bool view:1; - bool mode:1; - bool base:1; - bool ovly:1; - bool dither:1; - bool procamp:1; - }; - u16 mask; - } set; -}; - -static inline struct nv50_head_atom * -nv50_head_atom_get(struct drm_atomic_state *state, struct drm_crtc *crtc) -{ - struct drm_crtc_state *statec = drm_atomic_get_crtc_state(state, crtc); - if (IS_ERR(statec)) - return (void *)statec; - return nv50_head_atom(statec); -} - -#define nv50_wndw_atom(p) container_of((p), struct nv50_wndw_atom, state) - -struct nv50_wndw_atom { - struct drm_plane_state state; - u8 interval; - - struct { - u32 handle; - u16 offset:12; - bool awaken:1; - } ntfy; - - struct { - u32 handle; - u16 offset:12; - u32 acquire; - u32 release; - } sema; - - struct { - u8 enable:2; - } lut; - - struct { - u8 mode:2; - u8 interval:4; - - u8 format; - u8 kind:7; - u8 layout:1; - u8 block:4; - u32 pitch:20; - u16 w; - u16 h; - - u32 handle; - u64 offset; - } image; - - struct { - u16 x; - u16 y; - } point; - - union { - struct { - bool ntfy:1; - bool sema:1; - bool image:1; - }; - u8 mask; - } clr; - - union { - struct { - bool ntfy:1; - bool sema:1; - bool image:1; - bool lut:1; - bool point:1; - }; - u8 mask; - } set; -}; - -/****************************************************************************** - * EVO channel - *****************************************************************************/ - -struct nv50_chan { - struct nvif_object user; - struct nvif_device *device; -}; - -static int -nv50_chan_create(struct nvif_device *device, struct nvif_object *disp, - const s32 *oclass, u8 head, void *data, u32 size, - struct nv50_chan *chan) -{ - struct nvif_sclass *sclass; - int ret, i, n; - - chan->device = device; - - ret = n = nvif_object_sclass_get(disp, &sclass); - if (ret < 0) - return ret; - - while (oclass[0]) { - for (i = 0; i < n; i++) { - if (sclass[i].oclass == oclass[0]) { - ret = nvif_object_init(disp, 0, oclass[0], - data, size, &chan->user); - if (ret == 0) - nvif_object_map(&chan->user, NULL, 0); - nvif_object_sclass_put(&sclass); - return ret; - } - } - oclass++; - } - - nvif_object_sclass_put(&sclass); - return -ENOSYS; -} - -static void -nv50_chan_destroy(struct nv50_chan *chan) -{ - nvif_object_fini(&chan->user); -} - -/****************************************************************************** - * PIO EVO channel - *****************************************************************************/ - -struct nv50_pioc { - struct nv50_chan base; -}; - -static void -nv50_pioc_destroy(struct nv50_pioc *pioc) -{ - nv50_chan_destroy(&pioc->base); -} - -static int -nv50_pioc_create(struct nvif_device *device, struct nvif_object *disp, - const s32 *oclass, u8 head, void *data, u32 size, - struct nv50_pioc *pioc) -{ - return nv50_chan_create(device, disp, oclass, head, data, size, - &pioc->base); -} - -/****************************************************************************** - * Overlay Immediate - *****************************************************************************/ - -struct nv50_oimm { - struct nv50_pioc base; -}; - -static int -nv50_oimm_create(struct nvif_device *device, struct nvif_object *disp, - int head, struct nv50_oimm *oimm) -{ - struct nv50_disp_cursor_v0 args = { - .head = head, - }; - static const s32 oclass[] = { - GK104_DISP_OVERLAY, - GF110_DISP_OVERLAY, - GT214_DISP_OVERLAY, - G82_DISP_OVERLAY, - NV50_DISP_OVERLAY, - 0 - }; - - return nv50_pioc_create(device, disp, oclass, head, &args, sizeof(args), - &oimm->base); -} - -/****************************************************************************** - * DMA EVO channel - *****************************************************************************/ - -struct nv50_dmac_ctxdma { - struct list_head head; - struct nvif_object object; -}; - -struct nv50_dmac { - struct nv50_chan base; - dma_addr_t handle; - u32 *ptr; - - struct nvif_object sync; - struct nvif_object vram; - struct list_head ctxdma; - - /* Protects against concurrent pushbuf access to this channel, lock is - * grabbed by evo_wait (if the pushbuf reservation is successful) and - * dropped again by evo_kick. */ - struct mutex lock; -}; - -static void -nv50_dmac_ctxdma_del(struct nv50_dmac_ctxdma *ctxdma) -{ - nvif_object_fini(&ctxdma->object); - list_del(&ctxdma->head); - kfree(ctxdma); -} - -static struct nv50_dmac_ctxdma * -nv50_dmac_ctxdma_new(struct nv50_dmac *dmac, struct nouveau_framebuffer *fb) -{ - struct nouveau_drm *drm = nouveau_drm(fb->base.dev); - struct nv50_dmac_ctxdma *ctxdma; - const u8 kind = fb->nvbo->kind; - const u32 handle = 0xfb000000 | kind; - struct { - struct nv_dma_v0 base; - union { - struct nv50_dma_v0 nv50; - struct gf100_dma_v0 gf100; - struct gf119_dma_v0 gf119; - }; - } args = {}; - u32 argc = sizeof(args.base); - int ret; - - list_for_each_entry(ctxdma, &dmac->ctxdma, head) { - if (ctxdma->object.handle == handle) - return ctxdma; - } - - if (!(ctxdma = kzalloc(sizeof(*ctxdma), GFP_KERNEL))) - return ERR_PTR(-ENOMEM); - list_add(&ctxdma->head, &dmac->ctxdma); - - args.base.target = NV_DMA_V0_TARGET_VRAM; - args.base.access = NV_DMA_V0_ACCESS_RDWR; - args.base.start = 0; - args.base.limit = drm->client.device.info.ram_user - 1; - - if (drm->client.device.info.chipset < 0x80) { - args.nv50.part = NV50_DMA_V0_PART_256; - argc += sizeof(args.nv50); - } else - if (drm->client.device.info.chipset < 0xc0) { - args.nv50.part = NV50_DMA_V0_PART_256; - args.nv50.kind = kind; - argc += sizeof(args.nv50); - } else - if (drm->client.device.info.chipset < 0xd0) { - args.gf100.kind = kind; - argc += sizeof(args.gf100); - } else { - args.gf119.page = GF119_DMA_V0_PAGE_LP; - args.gf119.kind = kind; - argc += sizeof(args.gf119); - } - - ret = nvif_object_init(&dmac->base.user, handle, NV_DMA_IN_MEMORY, - &args, argc, &ctxdma->object); - if (ret) { - nv50_dmac_ctxdma_del(ctxdma); - return ERR_PTR(ret); - } - - return ctxdma; -} - -static void -nv50_dmac_destroy(struct nv50_dmac *dmac, struct nvif_object *disp) -{ - struct nvif_device *device = dmac->base.device; - struct nv50_dmac_ctxdma *ctxdma, *ctxtmp; - - list_for_each_entry_safe(ctxdma, ctxtmp, &dmac->ctxdma, head) { - nv50_dmac_ctxdma_del(ctxdma); - } - - nvif_object_fini(&dmac->vram); - nvif_object_fini(&dmac->sync); - - nv50_chan_destroy(&dmac->base); - - if (dmac->ptr) { - struct device *dev = nvxx_device(device)->dev; - dma_free_coherent(dev, PAGE_SIZE, dmac->ptr, dmac->handle); - } -} - -static int -nv50_dmac_create(struct nvif_device *device, struct nvif_object *disp, - const s32 *oclass, u8 head, void *data, u32 size, u64 syncbuf, - struct nv50_dmac *dmac) -{ - struct nv50_disp_core_channel_dma_v0 *args = data; - struct nvif_object pushbuf; - int ret; - - mutex_init(&dmac->lock); - INIT_LIST_HEAD(&dmac->ctxdma); - - dmac->ptr = dma_alloc_coherent(nvxx_device(device)->dev, PAGE_SIZE, - &dmac->handle, GFP_KERNEL); - if (!dmac->ptr) - return -ENOMEM; - - ret = nvif_object_init(&device->object, 0, NV_DMA_FROM_MEMORY, - &(struct nv_dma_v0) { - .target = NV_DMA_V0_TARGET_PCI_US, - .access = NV_DMA_V0_ACCESS_RD, - .start = dmac->handle + 0x0000, - .limit = dmac->handle + 0x0fff, - }, sizeof(struct nv_dma_v0), &pushbuf); - if (ret) - return ret; - - args->pushbuf = nvif_handle(&pushbuf); - - ret = nv50_chan_create(device, disp, oclass, head, data, size, - &dmac->base); - nvif_object_fini(&pushbuf); - if (ret) - return ret; - - ret = nvif_object_init(&dmac->base.user, 0xf0000000, NV_DMA_IN_MEMORY, - &(struct nv_dma_v0) { - .target = NV_DMA_V0_TARGET_VRAM, - .access = NV_DMA_V0_ACCESS_RDWR, - .start = syncbuf + 0x0000, - .limit = syncbuf + 0x0fff, - }, sizeof(struct nv_dma_v0), - &dmac->sync); - if (ret) - return ret; - - ret = nvif_object_init(&dmac->base.user, 0xf0000001, NV_DMA_IN_MEMORY, - &(struct nv_dma_v0) { - .target = NV_DMA_V0_TARGET_VRAM, - .access = NV_DMA_V0_ACCESS_RDWR, - .start = 0, - .limit = device->info.ram_user - 1, - }, sizeof(struct nv_dma_v0), - &dmac->vram); - if (ret) - return ret; - - return ret; -} - -/****************************************************************************** - * Core - *****************************************************************************/ - -struct nv50_mast { - struct nv50_dmac base; -}; - -static int -nv50_core_create(struct nvif_device *device, struct nvif_object *disp, - u64 syncbuf, struct nv50_mast *core) -{ - struct nv50_disp_core_channel_dma_v0 args = { - .pushbuf = 0xb0007d00, - }; - static const s32 oclass[] = { - GP102_DISP_CORE_CHANNEL_DMA, - GP100_DISP_CORE_CHANNEL_DMA, - GM200_DISP_CORE_CHANNEL_DMA, - GM107_DISP_CORE_CHANNEL_DMA, - GK110_DISP_CORE_CHANNEL_DMA, - GK104_DISP_CORE_CHANNEL_DMA, - GF110_DISP_CORE_CHANNEL_DMA, - GT214_DISP_CORE_CHANNEL_DMA, - GT206_DISP_CORE_CHANNEL_DMA, - GT200_DISP_CORE_CHANNEL_DMA, - G82_DISP_CORE_CHANNEL_DMA, - NV50_DISP_CORE_CHANNEL_DMA, - 0 - }; - - return nv50_dmac_create(device, disp, oclass, 0, &args, sizeof(args), - syncbuf, &core->base); -} - -/****************************************************************************** - * Base - *****************************************************************************/ - -struct nv50_sync { - struct nv50_dmac base; - u32 addr; - u32 data; -}; - -static int -nv50_base_create(struct nvif_device *device, struct nvif_object *disp, - int head, u64 syncbuf, struct nv50_sync *base) -{ - struct nv50_disp_base_channel_dma_v0 args = { - .pushbuf = 0xb0007c00 | head, - .head = head, - }; - static const s32 oclass[] = { - GK110_DISP_BASE_CHANNEL_DMA, - GK104_DISP_BASE_CHANNEL_DMA, - GF110_DISP_BASE_CHANNEL_DMA, - GT214_DISP_BASE_CHANNEL_DMA, - GT200_DISP_BASE_CHANNEL_DMA, - G82_DISP_BASE_CHANNEL_DMA, - NV50_DISP_BASE_CHANNEL_DMA, - 0 - }; - - return nv50_dmac_create(device, disp, oclass, head, &args, sizeof(args), - syncbuf, &base->base); -} - -/****************************************************************************** - * Overlay - *****************************************************************************/ - -struct nv50_ovly { - struct nv50_dmac base; -}; - -static int -nv50_ovly_create(struct nvif_device *device, struct nvif_object *disp, - int head, u64 syncbuf, struct nv50_ovly *ovly) -{ - struct nv50_disp_overlay_channel_dma_v0 args = { - .pushbuf = 0xb0007e00 | head, - .head = head, - }; - static const s32 oclass[] = { - GK104_DISP_OVERLAY_CONTROL_DMA, - GF110_DISP_OVERLAY_CONTROL_DMA, - GT214_DISP_OVERLAY_CHANNEL_DMA, - GT200_DISP_OVERLAY_CHANNEL_DMA, - G82_DISP_OVERLAY_CHANNEL_DMA, - NV50_DISP_OVERLAY_CHANNEL_DMA, - 0 - }; - - return nv50_dmac_create(device, disp, oclass, head, &args, sizeof(args), - syncbuf, &ovly->base); -} - -struct nv50_head { - struct nouveau_crtc base; - struct { - struct nouveau_bo *nvbo[2]; - int next; - } lut; - struct nv50_ovly ovly; - struct nv50_oimm oimm; -}; - -#define nv50_head(c) ((struct nv50_head *)nouveau_crtc(c)) -#define nv50_ovly(c) (&nv50_head(c)->ovly) -#define nv50_oimm(c) (&nv50_head(c)->oimm) -#define nv50_chan(c) (&(c)->base.base) -#define nv50_vers(c) nv50_chan(c)->user.oclass - -struct nv50_disp { - struct nvif_object *disp; - struct nv50_mast mast; - - struct nouveau_bo *sync; - - struct mutex mutex; -}; - -static struct nv50_disp * -nv50_disp(struct drm_device *dev) -{ - return nouveau_display(dev)->priv; -} - -#define nv50_mast(d) (&nv50_disp(d)->mast) - -/****************************************************************************** - * EVO channel helpers - *****************************************************************************/ -static u32 * -evo_wait(void *evoc, int nr) -{ - struct nv50_dmac *dmac = evoc; - struct nvif_device *device = dmac->base.device; - u32 put = nvif_rd32(&dmac->base.user, 0x0000) / 4; - - mutex_lock(&dmac->lock); - if (put + nr >= (PAGE_SIZE / 4) - 8) { - dmac->ptr[put] = 0x20000000; - - nvif_wr32(&dmac->base.user, 0x0000, 0x00000000); - if (nvif_msec(device, 2000, - if (!nvif_rd32(&dmac->base.user, 0x0004)) - break; - ) < 0) { - mutex_unlock(&dmac->lock); - pr_err("nouveau: evo channel stalled\n"); - return NULL; - } - - put = 0; - } - - return dmac->ptr + put; -} - -static void -evo_kick(u32 *push, void *evoc) -{ - struct nv50_dmac *dmac = evoc; - nvif_wr32(&dmac->base.user, 0x0000, (push - dmac->ptr) << 2); - mutex_unlock(&dmac->lock); -} - -#define evo_mthd(p, m, s) do { \ - const u32 _m = (m), _s = (s); \ - if (drm_debug & DRM_UT_KMS) \ - pr_err("%04x %d %s\n", _m, _s, __func__); \ - *((p)++) = ((_s << 18) | _m); \ -} while(0) - -#define evo_data(p, d) do { \ - const u32 _d = (d); \ - if (drm_debug & DRM_UT_KMS) \ - pr_err("\t%08x\n", _d); \ - *((p)++) = _d; \ -} while(0) - -/****************************************************************************** - * Plane - *****************************************************************************/ -#define nv50_wndw(p) container_of((p), struct nv50_wndw, plane) - -struct nv50_wndw { - const struct nv50_wndw_func *func; - struct nv50_dmac *dmac; - - struct drm_plane plane; - - struct nvif_notify notify; - u16 ntfy; - u16 sema; - u32 data; -}; - -struct nv50_wndw_func { - void *(*dtor)(struct nv50_wndw *); - int (*acquire)(struct nv50_wndw *, struct nv50_wndw_atom *asyw, - struct nv50_head_atom *asyh); - void (*release)(struct nv50_wndw *, struct nv50_wndw_atom *asyw, - struct nv50_head_atom *asyh); - void (*prepare)(struct nv50_wndw *, struct nv50_head_atom *asyh, - struct nv50_wndw_atom *asyw); - - void (*sema_set)(struct nv50_wndw *, struct nv50_wndw_atom *); - void (*sema_clr)(struct nv50_wndw *); - void (*ntfy_set)(struct nv50_wndw *, struct nv50_wndw_atom *); - void (*ntfy_clr)(struct nv50_wndw *); - int (*ntfy_wait_begun)(struct nv50_wndw *, struct nv50_wndw_atom *); - void (*image_set)(struct nv50_wndw *, struct nv50_wndw_atom *); - void (*image_clr)(struct nv50_wndw *); - void (*lut)(struct nv50_wndw *, struct nv50_wndw_atom *); - void (*point)(struct nv50_wndw *, struct nv50_wndw_atom *); - - u32 (*update)(struct nv50_wndw *, u32 interlock); -}; - -static int -nv50_wndw_wait_armed(struct nv50_wndw *wndw, struct nv50_wndw_atom *asyw) -{ - if (asyw->set.ntfy) - return wndw->func->ntfy_wait_begun(wndw, asyw); - return 0; -} - -static u32 -nv50_wndw_flush_clr(struct nv50_wndw *wndw, u32 interlock, bool flush, - struct nv50_wndw_atom *asyw) -{ - if (asyw->clr.sema && (!asyw->set.sema || flush)) - wndw->func->sema_clr(wndw); - if (asyw->clr.ntfy && (!asyw->set.ntfy || flush)) - wndw->func->ntfy_clr(wndw); - if (asyw->clr.image && (!asyw->set.image || flush)) - wndw->func->image_clr(wndw); - - return flush ? wndw->func->update(wndw, interlock) : 0; -} - -static u32 -nv50_wndw_flush_set(struct nv50_wndw *wndw, u32 interlock, - struct nv50_wndw_atom *asyw) -{ - if (interlock) { - asyw->image.mode = 0; - asyw->image.interval = 1; - } - - if (asyw->set.sema ) wndw->func->sema_set (wndw, asyw); - if (asyw->set.ntfy ) wndw->func->ntfy_set (wndw, asyw); - if (asyw->set.image) wndw->func->image_set(wndw, asyw); - if (asyw->set.lut ) wndw->func->lut (wndw, asyw); - if (asyw->set.point) wndw->func->point (wndw, asyw); - - return wndw->func->update(wndw, interlock); -} - -static void -nv50_wndw_atomic_check_release(struct nv50_wndw *wndw, - struct nv50_wndw_atom *asyw, - struct nv50_head_atom *asyh) -{ - struct nouveau_drm *drm = nouveau_drm(wndw->plane.dev); - NV_ATOMIC(drm, "%s release\n", wndw->plane.name); - wndw->func->release(wndw, asyw, asyh); - asyw->ntfy.handle = 0; - asyw->sema.handle = 0; -} - -static int -nv50_wndw_atomic_check_acquire(struct nv50_wndw *wndw, - struct nv50_wndw_atom *asyw, - struct nv50_head_atom *asyh) -{ - struct nouveau_framebuffer *fb = nouveau_framebuffer(asyw->state.fb); - struct nouveau_drm *drm = nouveau_drm(wndw->plane.dev); - int ret; - - NV_ATOMIC(drm, "%s acquire\n", wndw->plane.name); - - asyw->image.w = fb->base.width; - asyw->image.h = fb->base.height; - asyw->image.kind = fb->nvbo->kind; - - if (asyh->state.pageflip_flags & DRM_MODE_PAGE_FLIP_ASYNC) - asyw->interval = 0; - else - asyw->interval = 1; - - if (asyw->image.kind) { - asyw->image.layout = 0; - if (drm->client.device.info.chipset >= 0xc0) - asyw->image.block = fb->nvbo->mode >> 4; - else - asyw->image.block = fb->nvbo->mode; - asyw->image.pitch = (fb->base.pitches[0] / 4) << 4; - } else { - asyw->image.layout = 1; - asyw->image.block = 0; - asyw->image.pitch = fb->base.pitches[0]; - } - - ret = wndw->func->acquire(wndw, asyw, asyh); - if (ret) - return ret; - - if (asyw->set.image) { - if (!(asyw->image.mode = asyw->interval ? 0 : 1)) - asyw->image.interval = asyw->interval; - else - asyw->image.interval = 0; - } - - return 0; -} - -static int -nv50_wndw_atomic_check(struct drm_plane *plane, struct drm_plane_state *state) -{ - struct nouveau_drm *drm = nouveau_drm(plane->dev); - struct nv50_wndw *wndw = nv50_wndw(plane); - struct nv50_wndw_atom *armw = nv50_wndw_atom(wndw->plane.state); - struct nv50_wndw_atom *asyw = nv50_wndw_atom(state); - struct nv50_head_atom *harm = NULL, *asyh = NULL; - bool varm = false, asyv = false, asym = false; - int ret; - - NV_ATOMIC(drm, "%s atomic_check\n", plane->name); - if (asyw->state.crtc) { - asyh = nv50_head_atom_get(asyw->state.state, asyw->state.crtc); - if (IS_ERR(asyh)) - return PTR_ERR(asyh); - asym = drm_atomic_crtc_needs_modeset(&asyh->state); - asyv = asyh->state.active; - } - - if (armw->state.crtc) { - harm = nv50_head_atom_get(asyw->state.state, armw->state.crtc); - if (IS_ERR(harm)) - return PTR_ERR(harm); - varm = harm->state.crtc->state->active; - } - - if (asyv) { - asyw->point.x = asyw->state.crtc_x; - asyw->point.y = asyw->state.crtc_y; - if (memcmp(&armw->point, &asyw->point, sizeof(asyw->point))) - asyw->set.point = true; - - ret = nv50_wndw_atomic_check_acquire(wndw, asyw, asyh); - if (ret) - return ret; - } else - if (varm) { - nv50_wndw_atomic_check_release(wndw, asyw, harm); - } else { - return 0; - } - - if (!asyv || asym) { - asyw->clr.ntfy = armw->ntfy.handle != 0; - asyw->clr.sema = armw->sema.handle != 0; - if (wndw->func->image_clr) - asyw->clr.image = armw->image.handle != 0; - asyw->set.lut = wndw->func->lut && asyv; - } - - return 0; -} - -static void -nv50_wndw_cleanup_fb(struct drm_plane *plane, struct drm_plane_state *old_state) -{ - struct nouveau_framebuffer *fb = nouveau_framebuffer(old_state->fb); - struct nouveau_drm *drm = nouveau_drm(plane->dev); - - NV_ATOMIC(drm, "%s cleanup: %p\n", plane->name, old_state->fb); - if (!old_state->fb) - return; - - nouveau_bo_unpin(fb->nvbo); -} - -static int -nv50_wndw_prepare_fb(struct drm_plane *plane, struct drm_plane_state *state) -{ - struct nouveau_framebuffer *fb = nouveau_framebuffer(state->fb); - struct nouveau_drm *drm = nouveau_drm(plane->dev); - struct nv50_wndw *wndw = nv50_wndw(plane); - struct nv50_wndw_atom *asyw = nv50_wndw_atom(state); - struct nv50_head_atom *asyh; - struct nv50_dmac_ctxdma *ctxdma; - int ret; - - NV_ATOMIC(drm, "%s prepare: %p\n", plane->name, state->fb); - if (!asyw->state.fb) - return 0; - - ret = nouveau_bo_pin(fb->nvbo, TTM_PL_FLAG_VRAM, true); - if (ret) - return ret; - - ctxdma = nv50_dmac_ctxdma_new(wndw->dmac, fb); - if (IS_ERR(ctxdma)) { - nouveau_bo_unpin(fb->nvbo); - return PTR_ERR(ctxdma); - } - - asyw->state.fence = reservation_object_get_excl_rcu(fb->nvbo->bo.resv); - asyw->image.handle = ctxdma->object.handle; - asyw->image.offset = fb->nvbo->bo.offset; - - if (wndw->func->prepare) { - asyh = nv50_head_atom_get(asyw->state.state, asyw->state.crtc); - if (IS_ERR(asyh)) - return PTR_ERR(asyh); - - wndw->func->prepare(wndw, asyh, asyw); - } - - return 0; -} - -static const struct drm_plane_helper_funcs -nv50_wndw_helper = { - .prepare_fb = nv50_wndw_prepare_fb, - .cleanup_fb = nv50_wndw_cleanup_fb, - .atomic_check = nv50_wndw_atomic_check, -}; - -static void -nv50_wndw_atomic_destroy_state(struct drm_plane *plane, - struct drm_plane_state *state) -{ - struct nv50_wndw_atom *asyw = nv50_wndw_atom(state); - __drm_atomic_helper_plane_destroy_state(&asyw->state); - kfree(asyw); -} - -static struct drm_plane_state * -nv50_wndw_atomic_duplicate_state(struct drm_plane *plane) -{ - struct nv50_wndw_atom *armw = nv50_wndw_atom(plane->state); - struct nv50_wndw_atom *asyw; - if (!(asyw = kmalloc(sizeof(*asyw), GFP_KERNEL))) - return NULL; - __drm_atomic_helper_plane_duplicate_state(plane, &asyw->state); - asyw->interval = 1; - asyw->sema = armw->sema; - asyw->ntfy = armw->ntfy; - asyw->image = armw->image; - asyw->point = armw->point; - asyw->lut = armw->lut; - asyw->clr.mask = 0; - asyw->set.mask = 0; - return &asyw->state; -} - -static void -nv50_wndw_reset(struct drm_plane *plane) -{ - struct nv50_wndw_atom *asyw; - - if (WARN_ON(!(asyw = kzalloc(sizeof(*asyw), GFP_KERNEL)))) - return; - - if (plane->state) - plane->funcs->atomic_destroy_state(plane, plane->state); - plane->state = &asyw->state; - plane->state->plane = plane; - plane->state->rotation = DRM_MODE_ROTATE_0; -} - -static void -nv50_wndw_destroy(struct drm_plane *plane) -{ - struct nv50_wndw *wndw = nv50_wndw(plane); - void *data; - nvif_notify_fini(&wndw->notify); - data = wndw->func->dtor(wndw); - drm_plane_cleanup(&wndw->plane); - kfree(data); -} - -static const struct drm_plane_funcs -nv50_wndw = { - .update_plane = drm_atomic_helper_update_plane, - .disable_plane = drm_atomic_helper_disable_plane, - .destroy = nv50_wndw_destroy, - .reset = nv50_wndw_reset, - .atomic_duplicate_state = nv50_wndw_atomic_duplicate_state, - .atomic_destroy_state = nv50_wndw_atomic_destroy_state, -}; - -static void -nv50_wndw_fini(struct nv50_wndw *wndw) -{ - nvif_notify_put(&wndw->notify); -} - -static void -nv50_wndw_init(struct nv50_wndw *wndw) -{ - nvif_notify_get(&wndw->notify); -} - -static int -nv50_wndw_ctor(const struct nv50_wndw_func *func, struct drm_device *dev, - enum drm_plane_type type, const char *name, int index, - struct nv50_dmac *dmac, const u32 *format, int nformat, - struct nv50_wndw *wndw) -{ - int ret; - - wndw->func = func; - wndw->dmac = dmac; - - ret = drm_universal_plane_init(dev, &wndw->plane, 0, &nv50_wndw, - format, nformat, NULL, - type, "%s-%d", name, index); - if (ret) - return ret; - - drm_plane_helper_add(&wndw->plane, &nv50_wndw_helper); - return 0; -} - -/****************************************************************************** - * Cursor plane - *****************************************************************************/ -#define nv50_curs(p) container_of((p), struct nv50_curs, wndw) - -struct nv50_curs { - struct nv50_wndw wndw; - struct nvif_object chan; -}; - -static u32 -nv50_curs_update(struct nv50_wndw *wndw, u32 interlock) -{ - struct nv50_curs *curs = nv50_curs(wndw); - nvif_wr32(&curs->chan, 0x0080, 0x00000000); - return 0; -} - -static void -nv50_curs_point(struct nv50_wndw *wndw, struct nv50_wndw_atom *asyw) -{ - struct nv50_curs *curs = nv50_curs(wndw); - nvif_wr32(&curs->chan, 0x0084, (asyw->point.y << 16) | asyw->point.x); -} - -static void -nv50_curs_prepare(struct nv50_wndw *wndw, struct nv50_head_atom *asyh, - struct nv50_wndw_atom *asyw) -{ - u32 handle = nv50_disp(wndw->plane.dev)->mast.base.vram.handle; - u32 offset = asyw->image.offset; - if (asyh->curs.handle != handle || asyh->curs.offset != offset) { - asyh->curs.handle = handle; - asyh->curs.offset = offset; - asyh->set.curs = asyh->curs.visible; - } -} - -static void -nv50_curs_release(struct nv50_wndw *wndw, struct nv50_wndw_atom *asyw, - struct nv50_head_atom *asyh) -{ - asyh->curs.visible = false; -} - -static int -nv50_curs_acquire(struct nv50_wndw *wndw, struct nv50_wndw_atom *asyw, - struct nv50_head_atom *asyh) -{ - int ret; - - ret = drm_atomic_helper_check_plane_state(&asyw->state, &asyh->state, - DRM_PLANE_HELPER_NO_SCALING, - DRM_PLANE_HELPER_NO_SCALING, - true, true); - asyh->curs.visible = asyw->state.visible; - if (ret || !asyh->curs.visible) - return ret; - - switch (asyw->state.fb->width) { - case 32: asyh->curs.layout = 0; break; - case 64: asyh->curs.layout = 1; break; - default: - return -EINVAL; - } - - if (asyw->state.fb->width != asyw->state.fb->height) - return -EINVAL; - - switch (asyw->state.fb->format->format) { - case DRM_FORMAT_ARGB8888: asyh->curs.format = 1; break; - default: - WARN_ON(1); - return -EINVAL; - } - - return 0; -} - -static void * -nv50_curs_dtor(struct nv50_wndw *wndw) -{ - struct nv50_curs *curs = nv50_curs(wndw); - nvif_object_fini(&curs->chan); - return curs; -} - -static const u32 -nv50_curs_format[] = { - DRM_FORMAT_ARGB8888, -}; - -static const struct nv50_wndw_func -nv50_curs = { - .dtor = nv50_curs_dtor, - .acquire = nv50_curs_acquire, - .release = nv50_curs_release, - .prepare = nv50_curs_prepare, - .point = nv50_curs_point, - .update = nv50_curs_update, -}; - -static int -nv50_curs_new(struct nouveau_drm *drm, struct nv50_head *head, - struct nv50_curs **pcurs) -{ - static const struct nvif_mclass curses[] = { - { GK104_DISP_CURSOR, 0 }, - { GF110_DISP_CURSOR, 0 }, - { GT214_DISP_CURSOR, 0 }, - { G82_DISP_CURSOR, 0 }, - { NV50_DISP_CURSOR, 0 }, - {} - }; - struct nv50_disp_cursor_v0 args = { - .head = head->base.index, - }; - struct nv50_disp *disp = nv50_disp(drm->dev); - struct nv50_curs *curs; - int cid, ret; - - cid = nvif_mclass(disp->disp, curses); - if (cid < 0) { - NV_ERROR(drm, "No supported cursor immediate class\n"); - return cid; - } - - if (!(curs = *pcurs = kzalloc(sizeof(*curs), GFP_KERNEL))) - return -ENOMEM; - - ret = nv50_wndw_ctor(&nv50_curs, drm->dev, DRM_PLANE_TYPE_CURSOR, - "curs", head->base.index, &disp->mast.base, - nv50_curs_format, ARRAY_SIZE(nv50_curs_format), - &curs->wndw); - if (ret) { - kfree(curs); - return ret; - } - - ret = nvif_object_init(disp->disp, 0, curses[cid].oclass, &args, - sizeof(args), &curs->chan); - if (ret) { - NV_ERROR(drm, "curs%04x allocation failed: %d\n", - curses[cid].oclass, ret); - return ret; - } - - return 0; -} - -/****************************************************************************** - * Primary plane - *****************************************************************************/ -#define nv50_base(p) container_of((p), struct nv50_base, wndw) - -struct nv50_base { - struct nv50_wndw wndw; - struct nv50_sync chan; - int id; -}; - -static int -nv50_base_notify(struct nvif_notify *notify) -{ - return NVIF_NOTIFY_KEEP; -} - -static void -nv50_base_lut(struct nv50_wndw *wndw, struct nv50_wndw_atom *asyw) -{ - struct nv50_base *base = nv50_base(wndw); - u32 *push; - if ((push = evo_wait(&base->chan, 2))) { - evo_mthd(push, 0x00e0, 1); - evo_data(push, asyw->lut.enable << 30); - evo_kick(push, &base->chan); - } -} - -static void -nv50_base_image_clr(struct nv50_wndw *wndw) -{ - struct nv50_base *base = nv50_base(wndw); - u32 *push; - if ((push = evo_wait(&base->chan, 4))) { - evo_mthd(push, 0x0084, 1); - evo_data(push, 0x00000000); - evo_mthd(push, 0x00c0, 1); - evo_data(push, 0x00000000); - evo_kick(push, &base->chan); - } -} - -static void -nv50_base_image_set(struct nv50_wndw *wndw, struct nv50_wndw_atom *asyw) -{ - struct nv50_base *base = nv50_base(wndw); - const s32 oclass = base->chan.base.base.user.oclass; - u32 *push; - if ((push = evo_wait(&base->chan, 10))) { - evo_mthd(push, 0x0084, 1); - evo_data(push, (asyw->image.mode << 8) | - (asyw->image.interval << 4)); - evo_mthd(push, 0x00c0, 1); - evo_data(push, asyw->image.handle); - if (oclass < G82_DISP_BASE_CHANNEL_DMA) { - evo_mthd(push, 0x0800, 5); - evo_data(push, asyw->image.offset >> 8); - evo_data(push, 0x00000000); - evo_data(push, (asyw->image.h << 16) | asyw->image.w); - evo_data(push, (asyw->image.layout << 20) | - asyw->image.pitch | - asyw->image.block); - evo_data(push, (asyw->image.kind << 16) | - (asyw->image.format << 8)); - } else - if (oclass < GF110_DISP_BASE_CHANNEL_DMA) { - evo_mthd(push, 0x0800, 5); - evo_data(push, asyw->image.offset >> 8); - evo_data(push, 0x00000000); - evo_data(push, (asyw->image.h << 16) | asyw->image.w); - evo_data(push, (asyw->image.layout << 20) | - asyw->image.pitch | - asyw->image.block); - evo_data(push, asyw->image.format << 8); - } else { - evo_mthd(push, 0x0400, 5); - evo_data(push, asyw->image.offset >> 8); - evo_data(push, 0x00000000); - evo_data(push, (asyw->image.h << 16) | asyw->image.w); - evo_data(push, (asyw->image.layout << 24) | - asyw->image.pitch | - asyw->image.block); - evo_data(push, asyw->image.format << 8); - } - evo_kick(push, &base->chan); - } -} - -static void -nv50_base_ntfy_clr(struct nv50_wndw *wndw) -{ - struct nv50_base *base = nv50_base(wndw); - u32 *push; - if ((push = evo_wait(&base->chan, 2))) { - evo_mthd(push, 0x00a4, 1); - evo_data(push, 0x00000000); - evo_kick(push, &base->chan); - } -} - -static void -nv50_base_ntfy_set(struct nv50_wndw *wndw, struct nv50_wndw_atom *asyw) -{ - struct nv50_base *base = nv50_base(wndw); - u32 *push; - if ((push = evo_wait(&base->chan, 3))) { - evo_mthd(push, 0x00a0, 2); - evo_data(push, (asyw->ntfy.awaken << 30) | asyw->ntfy.offset); - evo_data(push, asyw->ntfy.handle); - evo_kick(push, &base->chan); - } -} - -static void -nv50_base_sema_clr(struct nv50_wndw *wndw) -{ - struct nv50_base *base = nv50_base(wndw); - u32 *push; - if ((push = evo_wait(&base->chan, 2))) { - evo_mthd(push, 0x0094, 1); - evo_data(push, 0x00000000); - evo_kick(push, &base->chan); - } -} - -static void -nv50_base_sema_set(struct nv50_wndw *wndw, struct nv50_wndw_atom *asyw) -{ - struct nv50_base *base = nv50_base(wndw); - u32 *push; - if ((push = evo_wait(&base->chan, 5))) { - evo_mthd(push, 0x0088, 4); - evo_data(push, asyw->sema.offset); - evo_data(push, asyw->sema.acquire); - evo_data(push, asyw->sema.release); - evo_data(push, asyw->sema.handle); - evo_kick(push, &base->chan); - } -} - -static u32 -nv50_base_update(struct nv50_wndw *wndw, u32 interlock) -{ - struct nv50_base *base = nv50_base(wndw); - u32 *push; - - if (!(push = evo_wait(&base->chan, 2))) - return 0; - evo_mthd(push, 0x0080, 1); - evo_data(push, interlock); - evo_kick(push, &base->chan); - - if (base->chan.base.base.user.oclass < GF110_DISP_BASE_CHANNEL_DMA) - return interlock ? 2 << (base->id * 8) : 0; - return interlock ? 2 << (base->id * 4) : 0; -} - -static int -nv50_base_ntfy_wait_begun(struct nv50_wndw *wndw, struct nv50_wndw_atom *asyw) -{ - struct nouveau_drm *drm = nouveau_drm(wndw->plane.dev); - struct nv50_disp *disp = nv50_disp(wndw->plane.dev); - if (nvif_msec(&drm->client.device, 2000ULL, - u32 data = nouveau_bo_rd32(disp->sync, asyw->ntfy.offset / 4); - if ((data & 0xc0000000) == 0x40000000) - break; - usleep_range(1, 2); - ) < 0) - return -ETIMEDOUT; - return 0; -} - -static void -nv50_base_release(struct nv50_wndw *wndw, struct nv50_wndw_atom *asyw, - struct nv50_head_atom *asyh) -{ - asyh->base.cpp = 0; -} - -static int -nv50_base_acquire(struct nv50_wndw *wndw, struct nv50_wndw_atom *asyw, - struct nv50_head_atom *asyh) -{ - const struct drm_framebuffer *fb = asyw->state.fb; - int ret; - - if (!fb->format->depth) - return -EINVAL; - - ret = drm_atomic_helper_check_plane_state(&asyw->state, &asyh->state, - DRM_PLANE_HELPER_NO_SCALING, - DRM_PLANE_HELPER_NO_SCALING, - false, true); - if (ret) - return ret; - - asyh->base.depth = fb->format->depth; - asyh->base.cpp = fb->format->cpp[0]; - asyh->base.x = asyw->state.src.x1 >> 16; - asyh->base.y = asyw->state.src.y1 >> 16; - asyh->base.w = asyw->state.fb->width; - asyh->base.h = asyw->state.fb->height; - - switch (fb->format->format) { - case DRM_FORMAT_C8 : asyw->image.format = 0x1e; break; - case DRM_FORMAT_RGB565 : asyw->image.format = 0xe8; break; - case DRM_FORMAT_XRGB1555 : - case DRM_FORMAT_ARGB1555 : asyw->image.format = 0xe9; break; - case DRM_FORMAT_XRGB8888 : - case DRM_FORMAT_ARGB8888 : asyw->image.format = 0xcf; break; - case DRM_FORMAT_XBGR2101010: - case DRM_FORMAT_ABGR2101010: asyw->image.format = 0xd1; break; - case DRM_FORMAT_XBGR8888 : - case DRM_FORMAT_ABGR8888 : asyw->image.format = 0xd5; break; - default: - WARN_ON(1); - return -EINVAL; - } - - asyw->lut.enable = 1; - asyw->set.image = true; - return 0; -} - -static void * -nv50_base_dtor(struct nv50_wndw *wndw) -{ - struct nv50_disp *disp = nv50_disp(wndw->plane.dev); - struct nv50_base *base = nv50_base(wndw); - nv50_dmac_destroy(&base->chan.base, disp->disp); - return base; -} - -static const u32 -nv50_base_format[] = { - DRM_FORMAT_C8, - DRM_FORMAT_RGB565, - DRM_FORMAT_XRGB1555, - DRM_FORMAT_ARGB1555, - DRM_FORMAT_XRGB8888, - DRM_FORMAT_ARGB8888, - DRM_FORMAT_XBGR2101010, - DRM_FORMAT_ABGR2101010, - DRM_FORMAT_XBGR8888, - DRM_FORMAT_ABGR8888, -}; - -static const struct nv50_wndw_func -nv50_base = { - .dtor = nv50_base_dtor, - .acquire = nv50_base_acquire, - .release = nv50_base_release, - .sema_set = nv50_base_sema_set, - .sema_clr = nv50_base_sema_clr, - .ntfy_set = nv50_base_ntfy_set, - .ntfy_clr = nv50_base_ntfy_clr, - .ntfy_wait_begun = nv50_base_ntfy_wait_begun, - .image_set = nv50_base_image_set, - .image_clr = nv50_base_image_clr, - .lut = nv50_base_lut, - .update = nv50_base_update, -}; - -static int -nv50_base_new(struct nouveau_drm *drm, struct nv50_head *head, - struct nv50_base **pbase) -{ - struct nv50_disp *disp = nv50_disp(drm->dev); - struct nv50_base *base; - int ret; - - if (!(base = *pbase = kzalloc(sizeof(*base), GFP_KERNEL))) - return -ENOMEM; - base->id = head->base.index; - base->wndw.ntfy = EVO_FLIP_NTFY0(base->id); - base->wndw.sema = EVO_FLIP_SEM0(base->id); - base->wndw.data = 0x00000000; - - ret = nv50_wndw_ctor(&nv50_base, drm->dev, DRM_PLANE_TYPE_PRIMARY, - "base", base->id, &base->chan.base, - nv50_base_format, ARRAY_SIZE(nv50_base_format), - &base->wndw); - if (ret) { - kfree(base); - return ret; - } - - ret = nv50_base_create(&drm->client.device, disp->disp, base->id, - disp->sync->bo.offset, &base->chan); - if (ret) - return ret; - - return nvif_notify_init(&base->chan.base.base.user, nv50_base_notify, - false, - NV50_DISP_BASE_CHANNEL_DMA_V0_NTFY_UEVENT, - &(struct nvif_notify_uevent_req) {}, - sizeof(struct nvif_notify_uevent_req), - sizeof(struct nvif_notify_uevent_rep), - &base->wndw.notify); -} - -/****************************************************************************** - * Head - *****************************************************************************/ -static void -nv50_head_procamp(struct nv50_head *head, struct nv50_head_atom *asyh) -{ - struct nv50_dmac *core = &nv50_disp(head->base.base.dev)->mast.base; - u32 *push; - if ((push = evo_wait(core, 2))) { - if (core->base.user.oclass < GF110_DISP_CORE_CHANNEL_DMA) - evo_mthd(push, 0x08a8 + (head->base.index * 0x400), 1); - else - evo_mthd(push, 0x0498 + (head->base.index * 0x300), 1); - evo_data(push, (asyh->procamp.sat.sin << 20) | - (asyh->procamp.sat.cos << 8)); - evo_kick(push, core); - } -} - -static void -nv50_head_dither(struct nv50_head *head, struct nv50_head_atom *asyh) -{ - struct nv50_dmac *core = &nv50_disp(head->base.base.dev)->mast.base; - u32 *push; - if ((push = evo_wait(core, 2))) { - if (core->base.user.oclass < GF110_DISP_CORE_CHANNEL_DMA) - evo_mthd(push, 0x08a0 + (head->base.index * 0x0400), 1); - else - if (core->base.user.oclass < GK104_DISP_CORE_CHANNEL_DMA) - evo_mthd(push, 0x0490 + (head->base.index * 0x0300), 1); - else - evo_mthd(push, 0x04a0 + (head->base.index * 0x0300), 1); - evo_data(push, (asyh->dither.mode << 3) | - (asyh->dither.bits << 1) | - asyh->dither.enable); - evo_kick(push, core); - } -} - -static void -nv50_head_ovly(struct nv50_head *head, struct nv50_head_atom *asyh) -{ - struct nv50_dmac *core = &nv50_disp(head->base.base.dev)->mast.base; - u32 bounds = 0; - u32 *push; - - if (asyh->base.cpp) { - switch (asyh->base.cpp) { - case 8: bounds |= 0x00000500; break; - case 4: bounds |= 0x00000300; break; - case 2: bounds |= 0x00000100; break; - default: - WARN_ON(1); - break; - } - bounds |= 0x00000001; - } - - if ((push = evo_wait(core, 2))) { - if (core->base.user.oclass < GF110_DISP_CORE_CHANNEL_DMA) - evo_mthd(push, 0x0904 + head->base.index * 0x400, 1); - else - evo_mthd(push, 0x04d4 + head->base.index * 0x300, 1); - evo_data(push, bounds); - evo_kick(push, core); - } -} - -static void -nv50_head_base(struct nv50_head *head, struct nv50_head_atom *asyh) -{ - struct nv50_dmac *core = &nv50_disp(head->base.base.dev)->mast.base; - u32 bounds = 0; - u32 *push; - - if (asyh->base.cpp) { - switch (asyh->base.cpp) { - case 8: bounds |= 0x00000500; break; - case 4: bounds |= 0x00000300; break; - case 2: bounds |= 0x00000100; break; - case 1: bounds |= 0x00000000; break; - default: - WARN_ON(1); - break; - } - bounds |= 0x00000001; - } - - if ((push = evo_wait(core, 2))) { - if (core->base.user.oclass < GF110_DISP_CORE_CHANNEL_DMA) - evo_mthd(push, 0x0900 + head->base.index * 0x400, 1); - else - evo_mthd(push, 0x04d0 + head->base.index * 0x300, 1); - evo_data(push, bounds); - evo_kick(push, core); - } -} - -static void -nv50_head_curs_clr(struct nv50_head *head) -{ - struct nv50_dmac *core = &nv50_disp(head->base.base.dev)->mast.base; - u32 *push; - if ((push = evo_wait(core, 4))) { - if (core->base.user.oclass < G82_DISP_CORE_CHANNEL_DMA) { - evo_mthd(push, 0x0880 + head->base.index * 0x400, 1); - evo_data(push, 0x05000000); - } else - if (core->base.user.oclass < GF110_DISP_CORE_CHANNEL_DMA) { - evo_mthd(push, 0x0880 + head->base.index * 0x400, 1); - evo_data(push, 0x05000000); - evo_mthd(push, 0x089c + head->base.index * 0x400, 1); - evo_data(push, 0x00000000); - } else { - evo_mthd(push, 0x0480 + head->base.index * 0x300, 1); - evo_data(push, 0x05000000); - evo_mthd(push, 0x048c + head->base.index * 0x300, 1); - evo_data(push, 0x00000000); - } - evo_kick(push, core); - } -} - -static void -nv50_head_curs_set(struct nv50_head *head, struct nv50_head_atom *asyh) -{ - struct nv50_dmac *core = &nv50_disp(head->base.base.dev)->mast.base; - u32 *push; - if ((push = evo_wait(core, 5))) { - if (core->base.user.oclass < G82_DISP_BASE_CHANNEL_DMA) { - evo_mthd(push, 0x0880 + head->base.index * 0x400, 2); - evo_data(push, 0x80000000 | (asyh->curs.layout << 26) | - (asyh->curs.format << 24)); - evo_data(push, asyh->curs.offset >> 8); - } else - if (core->base.user.oclass < GF110_DISP_BASE_CHANNEL_DMA) { - evo_mthd(push, 0x0880 + head->base.index * 0x400, 2); - evo_data(push, 0x80000000 | (asyh->curs.layout << 26) | - (asyh->curs.format << 24)); - evo_data(push, asyh->curs.offset >> 8); - evo_mthd(push, 0x089c + head->base.index * 0x400, 1); - evo_data(push, asyh->curs.handle); - } else { - evo_mthd(push, 0x0480 + head->base.index * 0x300, 2); - evo_data(push, 0x80000000 | (asyh->curs.layout << 26) | - (asyh->curs.format << 24)); - evo_data(push, asyh->curs.offset >> 8); - evo_mthd(push, 0x048c + head->base.index * 0x300, 1); - evo_data(push, asyh->curs.handle); - } - evo_kick(push, core); - } -} - -static void -nv50_head_core_clr(struct nv50_head *head) -{ - struct nv50_dmac *core = &nv50_disp(head->base.base.dev)->mast.base; - u32 *push; - if ((push = evo_wait(core, 2))) { - if (core->base.user.oclass < GF110_DISP_CORE_CHANNEL_DMA) - evo_mthd(push, 0x0874 + head->base.index * 0x400, 1); - else - evo_mthd(push, 0x0474 + head->base.index * 0x300, 1); - evo_data(push, 0x00000000); - evo_kick(push, core); - } -} - -static void -nv50_head_core_set(struct nv50_head *head, struct nv50_head_atom *asyh) -{ - struct nv50_dmac *core = &nv50_disp(head->base.base.dev)->mast.base; - u32 *push; - if ((push = evo_wait(core, 9))) { - if (core->base.user.oclass < G82_DISP_CORE_CHANNEL_DMA) { - evo_mthd(push, 0x0860 + head->base.index * 0x400, 1); - evo_data(push, asyh->core.offset >> 8); - evo_mthd(push, 0x0868 + head->base.index * 0x400, 4); - evo_data(push, (asyh->core.h << 16) | asyh->core.w); - evo_data(push, asyh->core.layout << 20 | - (asyh->core.pitch >> 8) << 8 | - asyh->core.block); - evo_data(push, asyh->core.kind << 16 | - asyh->core.format << 8); - evo_data(push, asyh->core.handle); - evo_mthd(push, 0x08c0 + head->base.index * 0x400, 1); - evo_data(push, (asyh->core.y << 16) | asyh->core.x); - /* EVO will complain with INVALID_STATE if we have an - * active cursor and (re)specify HeadSetContextDmaIso - * without also updating HeadSetOffsetCursor. - */ - asyh->set.curs = asyh->curs.visible; - } else - if (core->base.user.oclass < GF110_DISP_CORE_CHANNEL_DMA) { - evo_mthd(push, 0x0860 + head->base.index * 0x400, 1); - evo_data(push, asyh->core.offset >> 8); - evo_mthd(push, 0x0868 + head->base.index * 0x400, 4); - evo_data(push, (asyh->core.h << 16) | asyh->core.w); - evo_data(push, asyh->core.layout << 20 | - (asyh->core.pitch >> 8) << 8 | - asyh->core.block); - evo_data(push, asyh->core.format << 8); - evo_data(push, asyh->core.handle); - evo_mthd(push, 0x08c0 + head->base.index * 0x400, 1); - evo_data(push, (asyh->core.y << 16) | asyh->core.x); - } else { - evo_mthd(push, 0x0460 + head->base.index * 0x300, 1); - evo_data(push, asyh->core.offset >> 8); - evo_mthd(push, 0x0468 + head->base.index * 0x300, 4); - evo_data(push, (asyh->core.h << 16) | asyh->core.w); - evo_data(push, asyh->core.layout << 24 | - (asyh->core.pitch >> 8) << 8 | - asyh->core.block); - evo_data(push, asyh->core.format << 8); - evo_data(push, asyh->core.handle); - evo_mthd(push, 0x04b0 + head->base.index * 0x300, 1); - evo_data(push, (asyh->core.y << 16) | asyh->core.x); - } - evo_kick(push, core); - } -} - -static void -nv50_head_lut_clr(struct nv50_head *head) -{ - struct nv50_dmac *core = &nv50_disp(head->base.base.dev)->mast.base; - u32 *push; - if ((push = evo_wait(core, 4))) { - if (core->base.user.oclass < G82_DISP_CORE_CHANNEL_DMA) { - evo_mthd(push, 0x0840 + (head->base.index * 0x400), 1); - evo_data(push, 0x40000000); - } else - if (core->base.user.oclass < GF110_DISP_CORE_CHANNEL_DMA) { - evo_mthd(push, 0x0840 + (head->base.index * 0x400), 1); - evo_data(push, 0x40000000); - evo_mthd(push, 0x085c + (head->base.index * 0x400), 1); - evo_data(push, 0x00000000); - } else { - evo_mthd(push, 0x0440 + (head->base.index * 0x300), 1); - evo_data(push, 0x03000000); - evo_mthd(push, 0x045c + (head->base.index * 0x300), 1); - evo_data(push, 0x00000000); - } - evo_kick(push, core); - } -} - -static void -nv50_head_lut_load(struct drm_property_blob *blob, int mode, - struct nouveau_bo *nvbo) -{ - struct drm_color_lut *in = (struct drm_color_lut *)blob->data; - void __iomem *lut = (u8 *)nvbo_kmap_obj_iovirtual(nvbo); - const int size = blob->length / sizeof(*in); - int bits, shift, i; - u16 zero, r, g, b; - - /* This can't happen.. But it shuts the compiler up. */ - if (WARN_ON(size != 256)) - return; - - switch (mode) { - case 0: /* LORES. */ - case 1: /* HIRES. */ - bits = 11; - shift = 3; - zero = 0x0000; - break; - case 7: /* INTERPOLATE_257_UNITY_RANGE. */ - bits = 14; - shift = 0; - zero = 0x6000; - break; - default: - WARN_ON(1); - return; - } - - for (i = 0; i < size; i++) { - r = (drm_color_lut_extract(in[i]. red, bits) + zero) << shift; - g = (drm_color_lut_extract(in[i].green, bits) + zero) << shift; - b = (drm_color_lut_extract(in[i]. blue, bits) + zero) << shift; - writew(r, lut + (i * 0x08) + 0); - writew(g, lut + (i * 0x08) + 2); - writew(b, lut + (i * 0x08) + 4); - } - - /* INTERPOLATE modes require a "next" entry to interpolate with, - * so we replicate the last entry to deal with this for now. - */ - writew(r, lut + (i * 0x08) + 0); - writew(g, lut + (i * 0x08) + 2); - writew(b, lut + (i * 0x08) + 4); -} - -static void -nv50_head_lut_set(struct nv50_head *head, struct nv50_head_atom *asyh) -{ - struct nv50_dmac *core = &nv50_disp(head->base.base.dev)->mast.base; - u32 *push; - if ((push = evo_wait(core, 7))) { - if (core->base.user.oclass < G82_DISP_CORE_CHANNEL_DMA) { - evo_mthd(push, 0x0840 + (head->base.index * 0x400), 2); - evo_data(push, 0x80000000 | asyh->lut.mode << 30); - evo_data(push, asyh->lut.offset >> 8); - } else - if (core->base.user.oclass < GF110_DISP_CORE_CHANNEL_DMA) { - evo_mthd(push, 0x0840 + (head->base.index * 0x400), 2); - evo_data(push, 0x80000000 | asyh->lut.mode << 30); - evo_data(push, asyh->lut.offset >> 8); - evo_mthd(push, 0x085c + (head->base.index * 0x400), 1); - evo_data(push, asyh->lut.handle); - } else { - evo_mthd(push, 0x0440 + (head->base.index * 0x300), 4); - evo_data(push, 0x80000000 | asyh->lut.mode << 24); - evo_data(push, asyh->lut.offset >> 8); - evo_data(push, 0x00000000); - evo_data(push, 0x00000000); - evo_mthd(push, 0x045c + (head->base.index * 0x300), 1); - evo_data(push, asyh->lut.handle); - } - evo_kick(push, core); - } -} - -static void -nv50_head_mode(struct nv50_head *head, struct nv50_head_atom *asyh) -{ - struct nv50_dmac *core = &nv50_disp(head->base.base.dev)->mast.base; - struct nv50_head_mode *m = &asyh->mode; - u32 *push; - if ((push = evo_wait(core, 14))) { - if (core->base.user.oclass < GF110_DISP_CORE_CHANNEL_DMA) { - evo_mthd(push, 0x0804 + (head->base.index * 0x400), 2); - evo_data(push, 0x00800000 | m->clock); - evo_data(push, m->interlace ? 0x00000002 : 0x00000000); - evo_mthd(push, 0x0810 + (head->base.index * 0x400), 7); - evo_data(push, 0x00000000); - evo_data(push, (m->v.active << 16) | m->h.active ); - evo_data(push, (m->v.synce << 16) | m->h.synce ); - evo_data(push, (m->v.blanke << 16) | m->h.blanke ); - evo_data(push, (m->v.blanks << 16) | m->h.blanks ); - evo_data(push, (m->v.blank2e << 16) | m->v.blank2s); - evo_data(push, asyh->mode.v.blankus); - evo_mthd(push, 0x082c + (head->base.index * 0x400), 1); - evo_data(push, 0x00000000); - } else { - evo_mthd(push, 0x0410 + (head->base.index * 0x300), 6); - evo_data(push, 0x00000000); - evo_data(push, (m->v.active << 16) | m->h.active ); - evo_data(push, (m->v.synce << 16) | m->h.synce ); - evo_data(push, (m->v.blanke << 16) | m->h.blanke ); - evo_data(push, (m->v.blanks << 16) | m->h.blanks ); - evo_data(push, (m->v.blank2e << 16) | m->v.blank2s); - evo_mthd(push, 0x042c + (head->base.index * 0x300), 2); - evo_data(push, 0x00000000); /* ??? */ - evo_data(push, 0xffffff00); - evo_mthd(push, 0x0450 + (head->base.index * 0x300), 3); - evo_data(push, m->clock * 1000); - evo_data(push, 0x00200000); /* ??? */ - evo_data(push, m->clock * 1000); - } - evo_kick(push, core); - } -} - -static void -nv50_head_view(struct nv50_head *head, struct nv50_head_atom *asyh) -{ - struct nv50_dmac *core = &nv50_disp(head->base.base.dev)->mast.base; - u32 *push; - if ((push = evo_wait(core, 10))) { - if (core->base.user.oclass < GF110_DISP_CORE_CHANNEL_DMA) { - evo_mthd(push, 0x08a4 + (head->base.index * 0x400), 1); - evo_data(push, 0x00000000); - evo_mthd(push, 0x08c8 + (head->base.index * 0x400), 1); - evo_data(push, (asyh->view.iH << 16) | asyh->view.iW); - evo_mthd(push, 0x08d8 + (head->base.index * 0x400), 2); - evo_data(push, (asyh->view.oH << 16) | asyh->view.oW); - evo_data(push, (asyh->view.oH << 16) | asyh->view.oW); - } else { - evo_mthd(push, 0x0494 + (head->base.index * 0x300), 1); - evo_data(push, 0x00000000); - evo_mthd(push, 0x04b8 + (head->base.index * 0x300), 1); - evo_data(push, (asyh->view.iH << 16) | asyh->view.iW); - evo_mthd(push, 0x04c0 + (head->base.index * 0x300), 3); - evo_data(push, (asyh->view.oH << 16) | asyh->view.oW); - evo_data(push, (asyh->view.oH << 16) | asyh->view.oW); - evo_data(push, (asyh->view.oH << 16) | asyh->view.oW); - } - evo_kick(push, core); - } -} - -static void -nv50_head_flush_clr(struct nv50_head *head, struct nv50_head_atom *asyh, bool y) -{ - if (asyh->clr.ilut && (!asyh->set.ilut || y)) - nv50_head_lut_clr(head); - if (asyh->clr.core && (!asyh->set.core || y)) - nv50_head_core_clr(head); - if (asyh->clr.curs && (!asyh->set.curs || y)) - nv50_head_curs_clr(head); -} - -static void -nv50_head_flush_set(struct nv50_head *head, struct nv50_head_atom *asyh) -{ - if (asyh->set.view ) nv50_head_view (head, asyh); - if (asyh->set.mode ) nv50_head_mode (head, asyh); - if (asyh->set.ilut ) { - struct nouveau_bo *nvbo = head->lut.nvbo[head->lut.next]; - struct drm_property_blob *blob = asyh->state.gamma_lut; - if (blob) - nv50_head_lut_load(blob, asyh->lut.mode, nvbo); - asyh->lut.offset = nvbo->bo.offset; - head->lut.next ^= 1; - nv50_head_lut_set(head, asyh); - } - if (asyh->set.core ) nv50_head_core_set(head, asyh); - if (asyh->set.curs ) nv50_head_curs_set(head, asyh); - if (asyh->set.base ) nv50_head_base (head, asyh); - if (asyh->set.ovly ) nv50_head_ovly (head, asyh); - if (asyh->set.dither ) nv50_head_dither (head, asyh); - if (asyh->set.procamp) nv50_head_procamp (head, asyh); -} - -static void -nv50_head_atomic_check_procamp(struct nv50_head_atom *armh, - struct nv50_head_atom *asyh, - struct nouveau_conn_atom *asyc) -{ - const int vib = asyc->procamp.color_vibrance - 100; - const int hue = asyc->procamp.vibrant_hue - 90; - const int adj = (vib > 0) ? 50 : 0; - asyh->procamp.sat.cos = ((vib * 2047 + adj) / 100) & 0xfff; - asyh->procamp.sat.sin = ((hue * 2047) / 100) & 0xfff; - asyh->set.procamp = true; -} - -static void -nv50_head_atomic_check_dither(struct nv50_head_atom *armh, - struct nv50_head_atom *asyh, - struct nouveau_conn_atom *asyc) -{ - struct drm_connector *connector = asyc->state.connector; - u32 mode = 0x00; - - if (asyc->dither.mode == DITHERING_MODE_AUTO) { - if (asyh->base.depth > connector->display_info.bpc * 3) - mode = DITHERING_MODE_DYNAMIC2X2; - } else { - mode = asyc->dither.mode; - } - - if (asyc->dither.depth == DITHERING_DEPTH_AUTO) { - if (connector->display_info.bpc >= 8) - mode |= DITHERING_DEPTH_8BPC; - } else { - mode |= asyc->dither.depth; - } - - asyh->dither.enable = mode; - asyh->dither.bits = mode >> 1; - asyh->dither.mode = mode >> 3; - asyh->set.dither = true; -} - -static void -nv50_head_atomic_check_view(struct nv50_head_atom *armh, - struct nv50_head_atom *asyh, - struct nouveau_conn_atom *asyc) -{ - struct drm_connector *connector = asyc->state.connector; - struct drm_display_mode *omode = &asyh->state.adjusted_mode; - struct drm_display_mode *umode = &asyh->state.mode; - int mode = asyc->scaler.mode; - struct edid *edid; - int umode_vdisplay, omode_hdisplay, omode_vdisplay; - - if (connector->edid_blob_ptr) - edid = (struct edid *)connector->edid_blob_ptr->data; - else - edid = NULL; - - if (!asyc->scaler.full) { - if (mode == DRM_MODE_SCALE_NONE) - omode = umode; - } else { - /* Non-EDID LVDS/eDP mode. */ - mode = DRM_MODE_SCALE_FULLSCREEN; - } - - /* For the user-specified mode, we must ignore doublescan and - * the like, but honor frame packing. - */ - umode_vdisplay = umode->vdisplay; - if ((umode->flags & DRM_MODE_FLAG_3D_MASK) == DRM_MODE_FLAG_3D_FRAME_PACKING) - umode_vdisplay += umode->vtotal; - asyh->view.iW = umode->hdisplay; - asyh->view.iH = umode_vdisplay; - /* For the output mode, we can just use the stock helper. */ - drm_mode_get_hv_timing(omode, &omode_hdisplay, &omode_vdisplay); - asyh->view.oW = omode_hdisplay; - asyh->view.oH = omode_vdisplay; - - /* Add overscan compensation if necessary, will keep the aspect - * ratio the same as the backend mode unless overridden by the - * user setting both hborder and vborder properties. - */ - if ((asyc->scaler.underscan.mode == UNDERSCAN_ON || - (asyc->scaler.underscan.mode == UNDERSCAN_AUTO && - drm_detect_hdmi_monitor(edid)))) { - u32 bX = asyc->scaler.underscan.hborder; - u32 bY = asyc->scaler.underscan.vborder; - u32 r = (asyh->view.oH << 19) / asyh->view.oW; - - if (bX) { - asyh->view.oW -= (bX * 2); - if (bY) asyh->view.oH -= (bY * 2); - else asyh->view.oH = ((asyh->view.oW * r) + (r / 2)) >> 19; - } else { - asyh->view.oW -= (asyh->view.oW >> 4) + 32; - if (bY) asyh->view.oH -= (bY * 2); - else asyh->view.oH = ((asyh->view.oW * r) + (r / 2)) >> 19; - } - } - - /* Handle CENTER/ASPECT scaling, taking into account the areas - * removed already for overscan compensation. - */ - switch (mode) { - case DRM_MODE_SCALE_CENTER: - asyh->view.oW = min((u16)umode->hdisplay, asyh->view.oW); - asyh->view.oH = min((u16)umode_vdisplay, asyh->view.oH); - /* fall-through */ - case DRM_MODE_SCALE_ASPECT: - if (asyh->view.oH < asyh->view.oW) { - u32 r = (asyh->view.iW << 19) / asyh->view.iH; - asyh->view.oW = ((asyh->view.oH * r) + (r / 2)) >> 19; - } else { - u32 r = (asyh->view.iH << 19) / asyh->view.iW; - asyh->view.oH = ((asyh->view.oW * r) + (r / 2)) >> 19; - } - break; - default: - break; - } - - asyh->set.view = true; -} - -static void -nv50_head_atomic_check_lut(struct nv50_head *head, - struct nv50_head_atom *armh, - struct nv50_head_atom *asyh) -{ - struct nv50_disp *disp = nv50_disp(head->base.base.dev); - - /* An I8 surface without an input LUT makes no sense, and - * EVO will throw an error if you try. - * - * Legacy clients actually cause this due to the order in - * which they call ioctls, so we will enable the LUT with - * whatever contents the buffer already contains to avoid - * triggering the error check. - */ - if (!asyh->state.gamma_lut && asyh->base.cpp != 1) { - asyh->lut.handle = 0; - asyh->clr.ilut = armh->lut.visible; - return; - } - - if (disp->disp->oclass < GF110_DISP) { - asyh->lut.mode = (asyh->base.cpp == 1) ? 0 : 1; - asyh->set.ilut = true; - } else { - asyh->lut.mode = 7; - asyh->set.ilut = asyh->state.color_mgmt_changed; - } - asyh->lut.handle = disp->mast.base.vram.handle; -} - -static void -nv50_head_atomic_check_mode(struct nv50_head *head, struct nv50_head_atom *asyh) -{ - struct drm_display_mode *mode = &asyh->state.adjusted_mode; - struct nv50_head_mode *m = &asyh->mode; - u32 blankus; - - drm_mode_set_crtcinfo(mode, CRTC_INTERLACE_HALVE_V | CRTC_STEREO_DOUBLE); - - /* - * DRM modes are defined in terms of a repeating interval - * starting with the active display area. The hardware modes - * are defined in terms of a repeating interval starting one - * unit (pixel or line) into the sync pulse. So, add bias. - */ - - m->h.active = mode->crtc_htotal; - m->h.synce = mode->crtc_hsync_end - mode->crtc_hsync_start - 1; - m->h.blanke = mode->crtc_hblank_end - mode->crtc_hsync_start - 1; - m->h.blanks = m->h.blanke + mode->crtc_hdisplay; - - m->v.active = mode->crtc_vtotal; - m->v.synce = mode->crtc_vsync_end - mode->crtc_vsync_start - 1; - m->v.blanke = mode->crtc_vblank_end - mode->crtc_vsync_start - 1; - m->v.blanks = m->v.blanke + mode->crtc_vdisplay; - - /*XXX: Safe underestimate, even "0" works */ - blankus = (m->v.active - mode->crtc_vdisplay - 2) * m->h.active; - blankus *= 1000; - blankus /= mode->crtc_clock; - m->v.blankus = blankus; - - if (mode->flags & DRM_MODE_FLAG_INTERLACE) { - m->v.blank2e = m->v.active + m->v.blanke; - m->v.blank2s = m->v.blank2e + mode->crtc_vdisplay; - m->v.active = (m->v.active * 2) + 1; - m->interlace = true; - } else { - m->v.blank2e = 0; - m->v.blank2s = 1; - m->interlace = false; - } - m->clock = mode->crtc_clock; - - asyh->set.mode = true; -} - -static int -nv50_head_atomic_check(struct drm_crtc *crtc, struct drm_crtc_state *state) -{ - struct nouveau_drm *drm = nouveau_drm(crtc->dev); - struct nv50_disp *disp = nv50_disp(crtc->dev); - struct nv50_head *head = nv50_head(crtc); - struct nv50_head_atom *armh = nv50_head_atom(crtc->state); - struct nv50_head_atom *asyh = nv50_head_atom(state); - struct nouveau_conn_atom *asyc = NULL; - struct drm_connector_state *conns; - struct drm_connector *conn; - int i; - - NV_ATOMIC(drm, "%s atomic_check %d\n", crtc->name, asyh->state.active); - if (asyh->state.active) { - for_each_new_connector_in_state(asyh->state.state, conn, conns, i) { - if (conns->crtc == crtc) { - asyc = nouveau_conn_atom(conns); - break; - } - } - - if (armh->state.active) { - if (asyc) { - if (asyh->state.mode_changed) - asyc->set.scaler = true; - if (armh->base.depth != asyh->base.depth) - asyc->set.dither = true; - } - } else { - if (asyc) - asyc->set.mask = ~0; - asyh->set.mask = ~0; - } - - if (asyh->state.mode_changed) - nv50_head_atomic_check_mode(head, asyh); - - if (asyh->state.color_mgmt_changed || - asyh->base.cpp != armh->base.cpp) - nv50_head_atomic_check_lut(head, armh, asyh); - asyh->lut.visible = asyh->lut.handle != 0; - - if (asyc) { - if (asyc->set.scaler) - nv50_head_atomic_check_view(armh, asyh, asyc); - if (asyc->set.dither) - nv50_head_atomic_check_dither(armh, asyh, asyc); - if (asyc->set.procamp) - nv50_head_atomic_check_procamp(armh, asyh, asyc); - } - - if ((asyh->core.visible = (asyh->base.cpp != 0))) { - asyh->core.x = asyh->base.x; - asyh->core.y = asyh->base.y; - asyh->core.w = asyh->base.w; - asyh->core.h = asyh->base.h; - } else - if ((asyh->core.visible = asyh->curs.visible) || - (asyh->core.visible = asyh->lut.visible)) { - /*XXX: We need to either find some way of having the - * primary base layer appear black, while still - * being able to display the other layers, or we - * need to allocate a dummy black surface here. - */ - asyh->core.x = 0; - asyh->core.y = 0; - asyh->core.w = asyh->state.mode.hdisplay; - asyh->core.h = asyh->state.mode.vdisplay; - } - asyh->core.handle = disp->mast.base.vram.handle; - asyh->core.offset = 0; - asyh->core.format = 0xcf; - asyh->core.kind = 0; - asyh->core.layout = 1; - asyh->core.block = 0; - asyh->core.pitch = ALIGN(asyh->core.w, 64) * 4; - asyh->set.base = armh->base.cpp != asyh->base.cpp; - asyh->set.ovly = armh->ovly.cpp != asyh->ovly.cpp; - } else { - asyh->lut.visible = false; - asyh->core.visible = false; - asyh->curs.visible = false; - asyh->base.cpp = 0; - asyh->ovly.cpp = 0; - } - - if (!drm_atomic_crtc_needs_modeset(&asyh->state)) { - if (asyh->core.visible) { - if (memcmp(&armh->core, &asyh->core, sizeof(asyh->core))) - asyh->set.core = true; - } else - if (armh->core.visible) { - asyh->clr.core = true; - } - - if (asyh->curs.visible) { - if (memcmp(&armh->curs, &asyh->curs, sizeof(asyh->curs))) - asyh->set.curs = true; - } else - if (armh->curs.visible) { - asyh->clr.curs = true; - } - } else { - asyh->clr.ilut = armh->lut.visible; - asyh->clr.core = armh->core.visible; - asyh->clr.curs = armh->curs.visible; - asyh->set.ilut = asyh->lut.visible; - asyh->set.core = asyh->core.visible; - asyh->set.curs = asyh->curs.visible; - } - - if (asyh->clr.mask || asyh->set.mask) - nv50_atom(asyh->state.state)->lock_core = true; - return 0; -} - -static const struct drm_crtc_helper_funcs -nv50_head_help = { - .atomic_check = nv50_head_atomic_check, -}; - -static void -nv50_head_atomic_destroy_state(struct drm_crtc *crtc, - struct drm_crtc_state *state) -{ - struct nv50_head_atom *asyh = nv50_head_atom(state); - __drm_atomic_helper_crtc_destroy_state(&asyh->state); - kfree(asyh); -} - -static struct drm_crtc_state * -nv50_head_atomic_duplicate_state(struct drm_crtc *crtc) -{ - struct nv50_head_atom *armh = nv50_head_atom(crtc->state); - struct nv50_head_atom *asyh; - if (!(asyh = kmalloc(sizeof(*asyh), GFP_KERNEL))) - return NULL; - __drm_atomic_helper_crtc_duplicate_state(crtc, &asyh->state); - asyh->view = armh->view; - asyh->mode = armh->mode; - asyh->lut = armh->lut; - asyh->core = armh->core; - asyh->curs = armh->curs; - asyh->base = armh->base; - asyh->ovly = armh->ovly; - asyh->dither = armh->dither; - asyh->procamp = armh->procamp; - asyh->clr.mask = 0; - asyh->set.mask = 0; - return &asyh->state; -} - -static void -__drm_atomic_helper_crtc_reset(struct drm_crtc *crtc, - struct drm_crtc_state *state) -{ - if (crtc->state) - crtc->funcs->atomic_destroy_state(crtc, crtc->state); - crtc->state = state; - crtc->state->crtc = crtc; -} - -static void -nv50_head_reset(struct drm_crtc *crtc) -{ - struct nv50_head_atom *asyh; - - if (WARN_ON(!(asyh = kzalloc(sizeof(*asyh), GFP_KERNEL)))) - return; - - __drm_atomic_helper_crtc_reset(crtc, &asyh->state); -} - -static void -nv50_head_destroy(struct drm_crtc *crtc) -{ - struct nv50_disp *disp = nv50_disp(crtc->dev); - struct nv50_head *head = nv50_head(crtc); - int i; - - nv50_dmac_destroy(&head->ovly.base, disp->disp); - nv50_pioc_destroy(&head->oimm.base); - - for (i = 0; i < ARRAY_SIZE(head->lut.nvbo); i++) - nouveau_bo_unmap_unpin_unref(&head->lut.nvbo[i]); - - drm_crtc_cleanup(crtc); - kfree(crtc); -} - -static const struct drm_crtc_funcs -nv50_head_func = { - .reset = nv50_head_reset, - .gamma_set = drm_atomic_helper_legacy_gamma_set, - .destroy = nv50_head_destroy, - .set_config = drm_atomic_helper_set_config, - .page_flip = drm_atomic_helper_page_flip, - .atomic_duplicate_state = nv50_head_atomic_duplicate_state, - .atomic_destroy_state = nv50_head_atomic_destroy_state, -}; - -static int -nv50_head_create(struct drm_device *dev, int index) -{ - struct nouveau_drm *drm = nouveau_drm(dev); - struct nvif_device *device = &drm->client.device; - struct nv50_disp *disp = nv50_disp(dev); - struct nv50_head *head; - struct nv50_base *base; - struct nv50_curs *curs; - struct drm_crtc *crtc; - int ret, i; - - head = kzalloc(sizeof(*head), GFP_KERNEL); - if (!head) - return -ENOMEM; - - head->base.index = index; - ret = nv50_base_new(drm, head, &base); - if (ret == 0) - ret = nv50_curs_new(drm, head, &curs); - if (ret) { - kfree(head); - return ret; - } - - crtc = &head->base.base; - drm_crtc_init_with_planes(dev, crtc, &base->wndw.plane, - &curs->wndw.plane, &nv50_head_func, - "head-%d", head->base.index); - drm_crtc_helper_add(crtc, &nv50_head_help); - drm_mode_crtc_set_gamma_size(crtc, 256); - - for (i = 0; i < ARRAY_SIZE(head->lut.nvbo); i++) { - ret = nouveau_bo_new_pin_map(&drm->client, 1025 * 8, 0x100, - TTM_PL_FLAG_VRAM, - &head->lut.nvbo[i]); - if (ret) - goto out; - } - - /* allocate overlay resources */ - ret = nv50_oimm_create(device, disp->disp, index, &head->oimm); - if (ret) - goto out; - - ret = nv50_ovly_create(device, disp->disp, index, disp->sync->bo.offset, - &head->ovly); - if (ret) - goto out; - -out: - if (ret) - nv50_head_destroy(crtc); - return ret; -} - -/****************************************************************************** - * Output path helpers - *****************************************************************************/ -static void -nv50_outp_release(struct nouveau_encoder *nv_encoder) -{ - struct nv50_disp *disp = nv50_disp(nv_encoder->base.base.dev); - struct { - struct nv50_disp_mthd_v1 base; - } args = { - .base.version = 1, - .base.method = NV50_DISP_MTHD_V1_RELEASE, - .base.hasht = nv_encoder->dcb->hasht, - .base.hashm = nv_encoder->dcb->hashm, - }; - - nvif_mthd(disp->disp, 0, &args, sizeof(args)); - nv_encoder->or = -1; - nv_encoder->link = 0; -} - -static int -nv50_outp_acquire(struct nouveau_encoder *nv_encoder) -{ - struct nouveau_drm *drm = nouveau_drm(nv_encoder->base.base.dev); - struct nv50_disp *disp = nv50_disp(drm->dev); - struct { - struct nv50_disp_mthd_v1 base; - struct nv50_disp_acquire_v0 info; - } args = { - .base.version = 1, - .base.method = NV50_DISP_MTHD_V1_ACQUIRE, - .base.hasht = nv_encoder->dcb->hasht, - .base.hashm = nv_encoder->dcb->hashm, - }; - int ret; - - ret = nvif_mthd(disp->disp, 0, &args, sizeof(args)); - if (ret) { - NV_ERROR(drm, "error acquiring output path: %d\n", ret); - return ret; - } - - nv_encoder->or = args.info.or; - nv_encoder->link = args.info.link; - return 0; -} - -static int -nv50_outp_atomic_check_view(struct drm_encoder *encoder, - struct drm_crtc_state *crtc_state, - struct drm_connector_state *conn_state, - struct drm_display_mode *native_mode) -{ - struct drm_display_mode *adjusted_mode = &crtc_state->adjusted_mode; - struct drm_display_mode *mode = &crtc_state->mode; - struct drm_connector *connector = conn_state->connector; - struct nouveau_conn_atom *asyc = nouveau_conn_atom(conn_state); - struct nouveau_drm *drm = nouveau_drm(encoder->dev); - - NV_ATOMIC(drm, "%s atomic_check\n", encoder->name); - asyc->scaler.full = false; - if (!native_mode) - return 0; - - if (asyc->scaler.mode == DRM_MODE_SCALE_NONE) { - switch (connector->connector_type) { - case DRM_MODE_CONNECTOR_LVDS: - case DRM_MODE_CONNECTOR_eDP: - /* Force use of scaler for non-EDID modes. */ - if (adjusted_mode->type & DRM_MODE_TYPE_DRIVER) - break; - mode = native_mode; - asyc->scaler.full = true; - break; - default: - break; - } - } else { - mode = native_mode; - } - - if (!drm_mode_equal(adjusted_mode, mode)) { - drm_mode_copy(adjusted_mode, mode); - crtc_state->mode_changed = true; - } - - return 0; -} - -static int -nv50_outp_atomic_check(struct drm_encoder *encoder, - struct drm_crtc_state *crtc_state, - struct drm_connector_state *conn_state) -{ - struct nouveau_connector *nv_connector = - nouveau_connector(conn_state->connector); - return nv50_outp_atomic_check_view(encoder, crtc_state, conn_state, - nv_connector->native_mode); -} - -/****************************************************************************** - * DAC - *****************************************************************************/ -static void -nv50_dac_disable(struct drm_encoder *encoder) -{ - struct nouveau_encoder *nv_encoder = nouveau_encoder(encoder); - struct nv50_mast *mast = nv50_mast(encoder->dev); - const int or = nv_encoder->or; - u32 *push; - - if (nv_encoder->crtc) { - push = evo_wait(mast, 4); - if (push) { - if (nv50_vers(mast) < GF110_DISP_CORE_CHANNEL_DMA) { - evo_mthd(push, 0x0400 + (or * 0x080), 1); - evo_data(push, 0x00000000); - } else { - evo_mthd(push, 0x0180 + (or * 0x020), 1); - evo_data(push, 0x00000000); - } - evo_kick(push, mast); - } - } - - nv_encoder->crtc = NULL; - nv50_outp_release(nv_encoder); -} - -static void -nv50_dac_enable(struct drm_encoder *encoder) -{ - struct nv50_mast *mast = nv50_mast(encoder->dev); - struct nouveau_encoder *nv_encoder = nouveau_encoder(encoder); - struct nouveau_crtc *nv_crtc = nouveau_crtc(encoder->crtc); - struct drm_display_mode *mode = &nv_crtc->base.state->adjusted_mode; - u32 *push; - - nv50_outp_acquire(nv_encoder); - - push = evo_wait(mast, 8); - if (push) { - if (nv50_vers(mast) < GF110_DISP_CORE_CHANNEL_DMA) { - u32 syncs = 0x00000000; - - if (mode->flags & DRM_MODE_FLAG_NHSYNC) - syncs |= 0x00000001; - if (mode->flags & DRM_MODE_FLAG_NVSYNC) - syncs |= 0x00000002; - - evo_mthd(push, 0x0400 + (nv_encoder->or * 0x080), 2); - evo_data(push, 1 << nv_crtc->index); - evo_data(push, syncs); - } else { - u32 magic = 0x31ec6000 | (nv_crtc->index << 25); - u32 syncs = 0x00000001; - - if (mode->flags & DRM_MODE_FLAG_NHSYNC) - syncs |= 0x00000008; - if (mode->flags & DRM_MODE_FLAG_NVSYNC) - syncs |= 0x00000010; - - if (mode->flags & DRM_MODE_FLAG_INTERLACE) - magic |= 0x00000001; - - evo_mthd(push, 0x0404 + (nv_crtc->index * 0x300), 2); - evo_data(push, syncs); - evo_data(push, magic); - evo_mthd(push, 0x0180 + (nv_encoder->or * 0x020), 1); - evo_data(push, 1 << nv_crtc->index); - } - - evo_kick(push, mast); - } - - nv_encoder->crtc = encoder->crtc; -} - -static enum drm_connector_status -nv50_dac_detect(struct drm_encoder *encoder, struct drm_connector *connector) -{ - struct nouveau_encoder *nv_encoder = nouveau_encoder(encoder); - struct nv50_disp *disp = nv50_disp(encoder->dev); - struct { - struct nv50_disp_mthd_v1 base; - struct nv50_disp_dac_load_v0 load; - } args = { - .base.version = 1, - .base.method = NV50_DISP_MTHD_V1_DAC_LOAD, - .base.hasht = nv_encoder->dcb->hasht, - .base.hashm = nv_encoder->dcb->hashm, - }; - int ret; - - args.load.data = nouveau_drm(encoder->dev)->vbios.dactestval; - if (args.load.data == 0) - args.load.data = 340; - - ret = nvif_mthd(disp->disp, 0, &args, sizeof(args)); - if (ret || !args.load.load) - return connector_status_disconnected; - - return connector_status_connected; -} - -static const struct drm_encoder_helper_funcs -nv50_dac_help = { - .atomic_check = nv50_outp_atomic_check, - .enable = nv50_dac_enable, - .disable = nv50_dac_disable, - .detect = nv50_dac_detect -}; - -static void -nv50_dac_destroy(struct drm_encoder *encoder) -{ - drm_encoder_cleanup(encoder); - kfree(encoder); -} - -static const struct drm_encoder_funcs -nv50_dac_func = { - .destroy = nv50_dac_destroy, -}; - -static int -nv50_dac_create(struct drm_connector *connector, struct dcb_output *dcbe) -{ - struct nouveau_drm *drm = nouveau_drm(connector->dev); - struct nvkm_i2c *i2c = nvxx_i2c(&drm->client.device); - struct nvkm_i2c_bus *bus; - struct nouveau_encoder *nv_encoder; - struct drm_encoder *encoder; - int type = DRM_MODE_ENCODER_DAC; - - nv_encoder = kzalloc(sizeof(*nv_encoder), GFP_KERNEL); - if (!nv_encoder) - return -ENOMEM; - nv_encoder->dcb = dcbe; - - bus = nvkm_i2c_bus_find(i2c, dcbe->i2c_index); - if (bus) - nv_encoder->i2c = &bus->i2c; - - encoder = to_drm_encoder(nv_encoder); - encoder->possible_crtcs = dcbe->heads; - encoder->possible_clones = 0; - drm_encoder_init(connector->dev, encoder, &nv50_dac_func, type, - "dac-%04x-%04x", dcbe->hasht, dcbe->hashm); - drm_encoder_helper_add(encoder, &nv50_dac_help); - - drm_mode_connector_attach_encoder(connector, encoder); - return 0; -} - -/****************************************************************************** - * Audio - *****************************************************************************/ -static void -nv50_audio_disable(struct drm_encoder *encoder, struct nouveau_crtc *nv_crtc) -{ - struct nouveau_encoder *nv_encoder = nouveau_encoder(encoder); - struct nv50_disp *disp = nv50_disp(encoder->dev); - struct { - struct nv50_disp_mthd_v1 base; - struct nv50_disp_sor_hda_eld_v0 eld; - } args = { - .base.version = 1, - .base.method = NV50_DISP_MTHD_V1_SOR_HDA_ELD, - .base.hasht = nv_encoder->dcb->hasht, - .base.hashm = (0xf0ff & nv_encoder->dcb->hashm) | - (0x0100 << nv_crtc->index), - }; - - nvif_mthd(disp->disp, 0, &args, sizeof(args)); -} - -static void -nv50_audio_enable(struct drm_encoder *encoder, struct drm_display_mode *mode) -{ - struct nouveau_encoder *nv_encoder = nouveau_encoder(encoder); - struct nouveau_crtc *nv_crtc = nouveau_crtc(encoder->crtc); - struct nouveau_connector *nv_connector; - struct nv50_disp *disp = nv50_disp(encoder->dev); - struct __packed { - struct { - struct nv50_disp_mthd_v1 mthd; - struct nv50_disp_sor_hda_eld_v0 eld; - } base; - u8 data[sizeof(nv_connector->base.eld)]; - } args = { - .base.mthd.version = 1, - .base.mthd.method = NV50_DISP_MTHD_V1_SOR_HDA_ELD, - .base.mthd.hasht = nv_encoder->dcb->hasht, - .base.mthd.hashm = (0xf0ff & nv_encoder->dcb->hashm) | - (0x0100 << nv_crtc->index), - }; - - nv_connector = nouveau_encoder_connector_get(nv_encoder); - if (!drm_detect_monitor_audio(nv_connector->edid)) - return; - - memcpy(args.data, nv_connector->base.eld, sizeof(args.data)); - - nvif_mthd(disp->disp, 0, &args, - sizeof(args.base) + drm_eld_size(args.data)); -} - -/****************************************************************************** - * HDMI - *****************************************************************************/ -static void -nv50_hdmi_disable(struct drm_encoder *encoder, struct nouveau_crtc *nv_crtc) -{ - struct nouveau_encoder *nv_encoder = nouveau_encoder(encoder); - struct nv50_disp *disp = nv50_disp(encoder->dev); - struct { - struct nv50_disp_mthd_v1 base; - struct nv50_disp_sor_hdmi_pwr_v0 pwr; - } args = { - .base.version = 1, - .base.method = NV50_DISP_MTHD_V1_SOR_HDMI_PWR, - .base.hasht = nv_encoder->dcb->hasht, - .base.hashm = (0xf0ff & nv_encoder->dcb->hashm) | - (0x0100 << nv_crtc->index), - }; - - nvif_mthd(disp->disp, 0, &args, sizeof(args)); -} - -static void -nv50_hdmi_enable(struct drm_encoder *encoder, struct drm_display_mode *mode) -{ - struct nouveau_encoder *nv_encoder = nouveau_encoder(encoder); - struct nouveau_crtc *nv_crtc = nouveau_crtc(encoder->crtc); - struct nv50_disp *disp = nv50_disp(encoder->dev); - struct { - struct nv50_disp_mthd_v1 base; - struct nv50_disp_sor_hdmi_pwr_v0 pwr; - u8 infoframes[2 * 17]; /* two frames, up to 17 bytes each */ - } args = { - .base.version = 1, - .base.method = NV50_DISP_MTHD_V1_SOR_HDMI_PWR, - .base.hasht = nv_encoder->dcb->hasht, - .base.hashm = (0xf0ff & nv_encoder->dcb->hashm) | - (0x0100 << nv_crtc->index), - .pwr.state = 1, - .pwr.rekey = 56, /* binary driver, and tegra, constant */ - }; - struct nouveau_connector *nv_connector; - u32 max_ac_packet; - union hdmi_infoframe avi_frame; - union hdmi_infoframe vendor_frame; - int ret; - int size; - - nv_connector = nouveau_encoder_connector_get(nv_encoder); - if (!drm_detect_hdmi_monitor(nv_connector->edid)) - return; - - ret = drm_hdmi_avi_infoframe_from_display_mode(&avi_frame.avi, mode, - false); - if (!ret) { - /* We have an AVI InfoFrame, populate it to the display */ - args.pwr.avi_infoframe_length - = hdmi_infoframe_pack(&avi_frame, args.infoframes, 17); - } - - ret = drm_hdmi_vendor_infoframe_from_display_mode(&vendor_frame.vendor.hdmi, - &nv_connector->base, mode); - if (!ret) { - /* We have a Vendor InfoFrame, populate it to the display */ - args.pwr.vendor_infoframe_length - = hdmi_infoframe_pack(&vendor_frame, - args.infoframes - + args.pwr.avi_infoframe_length, - 17); - } - - max_ac_packet = mode->htotal - mode->hdisplay; - max_ac_packet -= args.pwr.rekey; - max_ac_packet -= 18; /* constant from tegra */ - args.pwr.max_ac_packet = max_ac_packet / 32; - - size = sizeof(args.base) - + sizeof(args.pwr) - + args.pwr.avi_infoframe_length - + args.pwr.vendor_infoframe_length; - nvif_mthd(disp->disp, 0, &args, size); - nv50_audio_enable(encoder, mode); -} - -/****************************************************************************** - * MST - *****************************************************************************/ -#define nv50_mstm(p) container_of((p), struct nv50_mstm, mgr) -#define nv50_mstc(p) container_of((p), struct nv50_mstc, connector) -#define nv50_msto(p) container_of((p), struct nv50_msto, encoder) - -struct nv50_mstm { - struct nouveau_encoder *outp; - - struct drm_dp_mst_topology_mgr mgr; - struct nv50_msto *msto[4]; - - bool modified; - bool disabled; - int links; -}; - -struct nv50_mstc { - struct nv50_mstm *mstm; - struct drm_dp_mst_port *port; - struct drm_connector connector; - - struct drm_display_mode *native; - struct edid *edid; - - int pbn; -}; - -struct nv50_msto { - struct drm_encoder encoder; - - struct nv50_head *head; - struct nv50_mstc *mstc; - bool disabled; -}; - -static struct drm_dp_payload * -nv50_msto_payload(struct nv50_msto *msto) -{ - struct nouveau_drm *drm = nouveau_drm(msto->encoder.dev); - struct nv50_mstc *mstc = msto->mstc; - struct nv50_mstm *mstm = mstc->mstm; - int vcpi = mstc->port->vcpi.vcpi, i; - - NV_ATOMIC(drm, "%s: vcpi %d\n", msto->encoder.name, vcpi); - for (i = 0; i < mstm->mgr.max_payloads; i++) { - struct drm_dp_payload *payload = &mstm->mgr.payloads[i]; - NV_ATOMIC(drm, "%s: %d: vcpi %d start 0x%02x slots 0x%02x\n", - mstm->outp->base.base.name, i, payload->vcpi, - payload->start_slot, payload->num_slots); - } - - for (i = 0; i < mstm->mgr.max_payloads; i++) { - struct drm_dp_payload *payload = &mstm->mgr.payloads[i]; - if (payload->vcpi == vcpi) - return payload; - } - - return NULL; -} - -static void -nv50_msto_cleanup(struct nv50_msto *msto) -{ - struct nouveau_drm *drm = nouveau_drm(msto->encoder.dev); - struct nv50_mstc *mstc = msto->mstc; - struct nv50_mstm *mstm = mstc->mstm; - - NV_ATOMIC(drm, "%s: msto cleanup\n", msto->encoder.name); - if (mstc->port && mstc->port->vcpi.vcpi > 0 && !nv50_msto_payload(msto)) - drm_dp_mst_deallocate_vcpi(&mstm->mgr, mstc->port); - if (msto->disabled) { - msto->mstc = NULL; - msto->head = NULL; - msto->disabled = false; - } -} - -static void -nv50_msto_prepare(struct nv50_msto *msto) -{ - struct nouveau_drm *drm = nouveau_drm(msto->encoder.dev); - struct nv50_mstc *mstc = msto->mstc; - struct nv50_mstm *mstm = mstc->mstm; - struct { - struct nv50_disp_mthd_v1 base; - struct nv50_disp_sor_dp_mst_vcpi_v0 vcpi; - } args = { - .base.version = 1, - .base.method = NV50_DISP_MTHD_V1_SOR_DP_MST_VCPI, - .base.hasht = mstm->outp->dcb->hasht, - .base.hashm = (0xf0ff & mstm->outp->dcb->hashm) | - (0x0100 << msto->head->base.index), - }; - - NV_ATOMIC(drm, "%s: msto prepare\n", msto->encoder.name); - if (mstc->port && mstc->port->vcpi.vcpi > 0) { - struct drm_dp_payload *payload = nv50_msto_payload(msto); - if (payload) { - args.vcpi.start_slot = payload->start_slot; - args.vcpi.num_slots = payload->num_slots; - args.vcpi.pbn = mstc->port->vcpi.pbn; - args.vcpi.aligned_pbn = mstc->port->vcpi.aligned_pbn; - } - } - - NV_ATOMIC(drm, "%s: %s: %02x %02x %04x %04x\n", - msto->encoder.name, msto->head->base.base.name, - args.vcpi.start_slot, args.vcpi.num_slots, - args.vcpi.pbn, args.vcpi.aligned_pbn); - nvif_mthd(&drm->display->disp, 0, &args, sizeof(args)); -} - -static int -nv50_msto_atomic_check(struct drm_encoder *encoder, - struct drm_crtc_state *crtc_state, - struct drm_connector_state *conn_state) -{ - struct nv50_mstc *mstc = nv50_mstc(conn_state->connector); - struct nv50_mstm *mstm = mstc->mstm; - int bpp = conn_state->connector->display_info.bpc * 3; - int slots; - - mstc->pbn = drm_dp_calc_pbn_mode(crtc_state->adjusted_mode.clock, bpp); - - slots = drm_dp_find_vcpi_slots(&mstm->mgr, mstc->pbn); - if (slots < 0) - return slots; - - return nv50_outp_atomic_check_view(encoder, crtc_state, conn_state, - mstc->native); -} - -static void -nv50_msto_enable(struct drm_encoder *encoder) -{ - struct nv50_head *head = nv50_head(encoder->crtc); - struct nv50_msto *msto = nv50_msto(encoder); - struct nv50_mstc *mstc = NULL; - struct nv50_mstm *mstm = NULL; - struct drm_connector *connector; - struct drm_connector_list_iter conn_iter; - u8 proto, depth; - int slots; - bool r; - - drm_connector_list_iter_begin(encoder->dev, &conn_iter); - drm_for_each_connector_iter(connector, &conn_iter) { - if (connector->state->best_encoder == &msto->encoder) { - mstc = nv50_mstc(connector); - mstm = mstc->mstm; - break; - } - } - drm_connector_list_iter_end(&conn_iter); - - if (WARN_ON(!mstc)) - return; - - slots = drm_dp_find_vcpi_slots(&mstm->mgr, mstc->pbn); - r = drm_dp_mst_allocate_vcpi(&mstm->mgr, mstc->port, mstc->pbn, slots); - WARN_ON(!r); - - if (!mstm->links++) - nv50_outp_acquire(mstm->outp); - - if (mstm->outp->link & 1) - proto = 0x8; - else - proto = 0x9; - - switch (mstc->connector.display_info.bpc) { - case 6: depth = 0x2; break; - case 8: depth = 0x5; break; - case 10: - default: depth = 0x6; break; - } - - mstm->outp->update(mstm->outp, head->base.index, - &head->base.base.state->adjusted_mode, proto, depth); - - msto->head = head; - msto->mstc = mstc; - mstm->modified = true; -} - -static void -nv50_msto_disable(struct drm_encoder *encoder) -{ - struct nv50_msto *msto = nv50_msto(encoder); - struct nv50_mstc *mstc = msto->mstc; - struct nv50_mstm *mstm = mstc->mstm; - - if (mstc->port) - drm_dp_mst_reset_vcpi_slots(&mstm->mgr, mstc->port); - - mstm->outp->update(mstm->outp, msto->head->base.index, NULL, 0, 0); - mstm->modified = true; - if (!--mstm->links) - mstm->disabled = true; - msto->disabled = true; -} - -static const struct drm_encoder_helper_funcs -nv50_msto_help = { - .disable = nv50_msto_disable, - .enable = nv50_msto_enable, - .atomic_check = nv50_msto_atomic_check, -}; - -static void -nv50_msto_destroy(struct drm_encoder *encoder) -{ - struct nv50_msto *msto = nv50_msto(encoder); - drm_encoder_cleanup(&msto->encoder); - kfree(msto); -} - -static const struct drm_encoder_funcs -nv50_msto = { - .destroy = nv50_msto_destroy, -}; - -static int -nv50_msto_new(struct drm_device *dev, u32 heads, const char *name, int id, - struct nv50_msto **pmsto) -{ - struct nv50_msto *msto; - int ret; - - if (!(msto = *pmsto = kzalloc(sizeof(*msto), GFP_KERNEL))) - return -ENOMEM; - - ret = drm_encoder_init(dev, &msto->encoder, &nv50_msto, - DRM_MODE_ENCODER_DPMST, "%s-mst-%d", name, id); - if (ret) { - kfree(*pmsto); - *pmsto = NULL; - return ret; - } - - drm_encoder_helper_add(&msto->encoder, &nv50_msto_help); - msto->encoder.possible_crtcs = heads; - return 0; -} - -static struct drm_encoder * -nv50_mstc_atomic_best_encoder(struct drm_connector *connector, - struct drm_connector_state *connector_state) -{ - struct nv50_head *head = nv50_head(connector_state->crtc); - struct nv50_mstc *mstc = nv50_mstc(connector); - if (mstc->port) { - struct nv50_mstm *mstm = mstc->mstm; - return &mstm->msto[head->base.index]->encoder; - } - return NULL; -} - -static struct drm_encoder * -nv50_mstc_best_encoder(struct drm_connector *connector) -{ - struct nv50_mstc *mstc = nv50_mstc(connector); - if (mstc->port) { - struct nv50_mstm *mstm = mstc->mstm; - return &mstm->msto[0]->encoder; - } - return NULL; -} - -static enum drm_mode_status -nv50_mstc_mode_valid(struct drm_connector *connector, - struct drm_display_mode *mode) -{ - return MODE_OK; -} - -static int -nv50_mstc_get_modes(struct drm_connector *connector) -{ - struct nv50_mstc *mstc = nv50_mstc(connector); - int ret = 0; - - mstc->edid = drm_dp_mst_get_edid(&mstc->connector, mstc->port->mgr, mstc->port); - drm_mode_connector_update_edid_property(&mstc->connector, mstc->edid); - if (mstc->edid) - ret = drm_add_edid_modes(&mstc->connector, mstc->edid); - - if (!mstc->connector.display_info.bpc) - mstc->connector.display_info.bpc = 8; - - if (mstc->native) - drm_mode_destroy(mstc->connector.dev, mstc->native); - mstc->native = nouveau_conn_native_mode(&mstc->connector); - return ret; -} - -static const struct drm_connector_helper_funcs -nv50_mstc_help = { - .get_modes = nv50_mstc_get_modes, - .mode_valid = nv50_mstc_mode_valid, - .best_encoder = nv50_mstc_best_encoder, - .atomic_best_encoder = nv50_mstc_atomic_best_encoder, -}; - -static enum drm_connector_status -nv50_mstc_detect(struct drm_connector *connector, bool force) -{ - struct nv50_mstc *mstc = nv50_mstc(connector); - if (!mstc->port) - return connector_status_disconnected; - return drm_dp_mst_detect_port(connector, mstc->port->mgr, mstc->port); -} - -static void -nv50_mstc_destroy(struct drm_connector *connector) -{ - struct nv50_mstc *mstc = nv50_mstc(connector); - drm_connector_cleanup(&mstc->connector); - kfree(mstc); -} - -static const struct drm_connector_funcs -nv50_mstc = { - .reset = nouveau_conn_reset, - .detect = nv50_mstc_detect, - .fill_modes = drm_helper_probe_single_connector_modes, - .destroy = nv50_mstc_destroy, - .atomic_duplicate_state = nouveau_conn_atomic_duplicate_state, - .atomic_destroy_state = nouveau_conn_atomic_destroy_state, - .atomic_set_property = nouveau_conn_atomic_set_property, - .atomic_get_property = nouveau_conn_atomic_get_property, -}; - -static int -nv50_mstc_new(struct nv50_mstm *mstm, struct drm_dp_mst_port *port, - const char *path, struct nv50_mstc **pmstc) -{ - struct drm_device *dev = mstm->outp->base.base.dev; - struct nv50_mstc *mstc; - int ret, i; - - if (!(mstc = *pmstc = kzalloc(sizeof(*mstc), GFP_KERNEL))) - return -ENOMEM; - mstc->mstm = mstm; - mstc->port = port; - - ret = drm_connector_init(dev, &mstc->connector, &nv50_mstc, - DRM_MODE_CONNECTOR_DisplayPort); - if (ret) { - kfree(*pmstc); - *pmstc = NULL; - return ret; - } - - drm_connector_helper_add(&mstc->connector, &nv50_mstc_help); - - mstc->connector.funcs->reset(&mstc->connector); - nouveau_conn_attach_properties(&mstc->connector); - - for (i = 0; i < ARRAY_SIZE(mstm->msto) && mstm->msto[i]; i++) - drm_mode_connector_attach_encoder(&mstc->connector, &mstm->msto[i]->encoder); - - drm_object_attach_property(&mstc->connector.base, dev->mode_config.path_property, 0); - drm_object_attach_property(&mstc->connector.base, dev->mode_config.tile_property, 0); - drm_mode_connector_set_path_property(&mstc->connector, path); - return 0; -} - -static void -nv50_mstm_cleanup(struct nv50_mstm *mstm) -{ - struct nouveau_drm *drm = nouveau_drm(mstm->outp->base.base.dev); - struct drm_encoder *encoder; - int ret; - - NV_ATOMIC(drm, "%s: mstm cleanup\n", mstm->outp->base.base.name); - ret = drm_dp_check_act_status(&mstm->mgr); - - ret = drm_dp_update_payload_part2(&mstm->mgr); - - drm_for_each_encoder(encoder, mstm->outp->base.base.dev) { - if (encoder->encoder_type == DRM_MODE_ENCODER_DPMST) { - struct nv50_msto *msto = nv50_msto(encoder); - struct nv50_mstc *mstc = msto->mstc; - if (mstc && mstc->mstm == mstm) - nv50_msto_cleanup(msto); - } - } - - mstm->modified = false; -} - -static void -nv50_mstm_prepare(struct nv50_mstm *mstm) -{ - struct nouveau_drm *drm = nouveau_drm(mstm->outp->base.base.dev); - struct drm_encoder *encoder; - int ret; - - NV_ATOMIC(drm, "%s: mstm prepare\n", mstm->outp->base.base.name); - ret = drm_dp_update_payload_part1(&mstm->mgr); - - drm_for_each_encoder(encoder, mstm->outp->base.base.dev) { - if (encoder->encoder_type == DRM_MODE_ENCODER_DPMST) { - struct nv50_msto *msto = nv50_msto(encoder); - struct nv50_mstc *mstc = msto->mstc; - if (mstc && mstc->mstm == mstm) - nv50_msto_prepare(msto); - } - } - - if (mstm->disabled) { - if (!mstm->links) - nv50_outp_release(mstm->outp); - mstm->disabled = false; - } -} - -static void -nv50_mstm_hotplug(struct drm_dp_mst_topology_mgr *mgr) -{ - struct nv50_mstm *mstm = nv50_mstm(mgr); - drm_kms_helper_hotplug_event(mstm->outp->base.base.dev); -} - -static void -nv50_mstm_destroy_connector(struct drm_dp_mst_topology_mgr *mgr, - struct drm_connector *connector) -{ - struct nouveau_drm *drm = nouveau_drm(connector->dev); - struct nv50_mstc *mstc = nv50_mstc(connector); - - drm_connector_unregister(&mstc->connector); - - drm_fb_helper_remove_one_connector(&drm->fbcon->helper, &mstc->connector); - - drm_modeset_lock(&drm->dev->mode_config.connection_mutex, NULL); - mstc->port = NULL; - drm_modeset_unlock(&drm->dev->mode_config.connection_mutex); - - drm_connector_unreference(&mstc->connector); -} - -static void -nv50_mstm_register_connector(struct drm_connector *connector) -{ - struct nouveau_drm *drm = nouveau_drm(connector->dev); - - drm_fb_helper_add_one_connector(&drm->fbcon->helper, connector); - - drm_connector_register(connector); -} - -static struct drm_connector * -nv50_mstm_add_connector(struct drm_dp_mst_topology_mgr *mgr, - struct drm_dp_mst_port *port, const char *path) -{ - struct nv50_mstm *mstm = nv50_mstm(mgr); - struct nv50_mstc *mstc; - int ret; - - ret = nv50_mstc_new(mstm, port, path, &mstc); - if (ret) { - if (mstc) - mstc->connector.funcs->destroy(&mstc->connector); - return NULL; - } - - return &mstc->connector; -} - -static const struct drm_dp_mst_topology_cbs -nv50_mstm = { - .add_connector = nv50_mstm_add_connector, - .register_connector = nv50_mstm_register_connector, - .destroy_connector = nv50_mstm_destroy_connector, - .hotplug = nv50_mstm_hotplug, -}; - -void -nv50_mstm_service(struct nv50_mstm *mstm) -{ - struct drm_dp_aux *aux = mstm ? mstm->mgr.aux : NULL; - bool handled = true; - int ret; - u8 esi[8] = {}; - - if (!aux) - return; - - while (handled) { - ret = drm_dp_dpcd_read(aux, DP_SINK_COUNT_ESI, esi, 8); - if (ret != 8) { - drm_dp_mst_topology_mgr_set_mst(&mstm->mgr, false); - return; - } - - drm_dp_mst_hpd_irq(&mstm->mgr, esi, &handled); - if (!handled) - break; - - drm_dp_dpcd_write(aux, DP_SINK_COUNT_ESI + 1, &esi[1], 3); - } -} - -void -nv50_mstm_remove(struct nv50_mstm *mstm) -{ - if (mstm) - drm_dp_mst_topology_mgr_set_mst(&mstm->mgr, false); -} - -static int -nv50_mstm_enable(struct nv50_mstm *mstm, u8 dpcd, int state) -{ - struct nouveau_encoder *outp = mstm->outp; - struct { - struct nv50_disp_mthd_v1 base; - struct nv50_disp_sor_dp_mst_link_v0 mst; - } args = { - .base.version = 1, - .base.method = NV50_DISP_MTHD_V1_SOR_DP_MST_LINK, - .base.hasht = outp->dcb->hasht, - .base.hashm = outp->dcb->hashm, - .mst.state = state, - }; - struct nouveau_drm *drm = nouveau_drm(outp->base.base.dev); - struct nvif_object *disp = &drm->display->disp; - int ret; - - if (dpcd >= 0x12) { - ret = drm_dp_dpcd_readb(mstm->mgr.aux, DP_MSTM_CTRL, &dpcd); - if (ret < 0) - return ret; - - dpcd &= ~DP_MST_EN; - if (state) - dpcd |= DP_MST_EN; - - ret = drm_dp_dpcd_writeb(mstm->mgr.aux, DP_MSTM_CTRL, dpcd); - if (ret < 0) - return ret; - } - - return nvif_mthd(disp, 0, &args, sizeof(args)); -} - -int -nv50_mstm_detect(struct nv50_mstm *mstm, u8 dpcd[8], int allow) -{ - int ret, state = 0; - - if (!mstm) - return 0; - - if (dpcd[0] >= 0x12) { - ret = drm_dp_dpcd_readb(mstm->mgr.aux, DP_MSTM_CAP, &dpcd[1]); - if (ret < 0) - return ret; - - if (!(dpcd[1] & DP_MST_CAP)) - dpcd[0] = 0x11; - else - state = allow; - } - - ret = nv50_mstm_enable(mstm, dpcd[0], state); - if (ret) - return ret; - - ret = drm_dp_mst_topology_mgr_set_mst(&mstm->mgr, state); - if (ret) - return nv50_mstm_enable(mstm, dpcd[0], 0); - - return mstm->mgr.mst_state; -} - -static void -nv50_mstm_fini(struct nv50_mstm *mstm) -{ - if (mstm && mstm->mgr.mst_state) - drm_dp_mst_topology_mgr_suspend(&mstm->mgr); -} - -static void -nv50_mstm_init(struct nv50_mstm *mstm) -{ - if (mstm && mstm->mgr.mst_state) - drm_dp_mst_topology_mgr_resume(&mstm->mgr); -} - -static void -nv50_mstm_del(struct nv50_mstm **pmstm) -{ - struct nv50_mstm *mstm = *pmstm; - if (mstm) { - kfree(*pmstm); - *pmstm = NULL; - } -} - -static int -nv50_mstm_new(struct nouveau_encoder *outp, struct drm_dp_aux *aux, int aux_max, - int conn_base_id, struct nv50_mstm **pmstm) -{ - const int max_payloads = hweight8(outp->dcb->heads); - struct drm_device *dev = outp->base.base.dev; - struct nv50_mstm *mstm; - int ret, i; - u8 dpcd; - - /* This is a workaround for some monitors not functioning - * correctly in MST mode on initial module load. I think - * some bad interaction with the VBIOS may be responsible. - * - * A good ol' off and on again seems to work here ;) - */ - ret = drm_dp_dpcd_readb(aux, DP_DPCD_REV, &dpcd); - if (ret >= 0 && dpcd >= 0x12) - drm_dp_dpcd_writeb(aux, DP_MSTM_CTRL, 0); - - if (!(mstm = *pmstm = kzalloc(sizeof(*mstm), GFP_KERNEL))) - return -ENOMEM; - mstm->outp = outp; - mstm->mgr.cbs = &nv50_mstm; - - ret = drm_dp_mst_topology_mgr_init(&mstm->mgr, dev, aux, aux_max, - max_payloads, conn_base_id); - if (ret) - return ret; - - for (i = 0; i < max_payloads; i++) { - ret = nv50_msto_new(dev, outp->dcb->heads, outp->base.base.name, - i, &mstm->msto[i]); - if (ret) - return ret; - } - - return 0; -} - -/****************************************************************************** - * SOR - *****************************************************************************/ -static void -nv50_sor_update(struct nouveau_encoder *nv_encoder, u8 head, - struct drm_display_mode *mode, u8 proto, u8 depth) -{ - struct nv50_dmac *core = &nv50_mast(nv_encoder->base.base.dev)->base; - u32 *push; - - if (!mode) { - nv_encoder->ctrl &= ~BIT(head); - if (!(nv_encoder->ctrl & 0x0000000f)) - nv_encoder->ctrl = 0; - } else { - nv_encoder->ctrl |= proto << 8; - nv_encoder->ctrl |= BIT(head); - } - - if ((push = evo_wait(core, 6))) { - if (core->base.user.oclass < GF110_DISP_CORE_CHANNEL_DMA) { - if (mode) { - if (mode->flags & DRM_MODE_FLAG_NHSYNC) - nv_encoder->ctrl |= 0x00001000; - if (mode->flags & DRM_MODE_FLAG_NVSYNC) - nv_encoder->ctrl |= 0x00002000; - nv_encoder->ctrl |= depth << 16; - } - evo_mthd(push, 0x0600 + (nv_encoder->or * 0x40), 1); - } else { - if (mode) { - u32 magic = 0x31ec6000 | (head << 25); - u32 syncs = 0x00000001; - if (mode->flags & DRM_MODE_FLAG_NHSYNC) - syncs |= 0x00000008; - if (mode->flags & DRM_MODE_FLAG_NVSYNC) - syncs |= 0x00000010; - if (mode->flags & DRM_MODE_FLAG_INTERLACE) - magic |= 0x00000001; - - evo_mthd(push, 0x0404 + (head * 0x300), 2); - evo_data(push, syncs | (depth << 6)); - evo_data(push, magic); - } - evo_mthd(push, 0x0200 + (nv_encoder->or * 0x20), 1); - } - evo_data(push, nv_encoder->ctrl); - evo_kick(push, core); - } -} - -static void -nv50_sor_disable(struct drm_encoder *encoder) -{ - struct nouveau_encoder *nv_encoder = nouveau_encoder(encoder); - struct nouveau_crtc *nv_crtc = nouveau_crtc(nv_encoder->crtc); - - nv_encoder->crtc = NULL; - - if (nv_crtc) { - struct nvkm_i2c_aux *aux = nv_encoder->aux; - u8 pwr; - - if (aux) { - int ret = nvkm_rdaux(aux, DP_SET_POWER, &pwr, 1); - if (ret == 0) { - pwr &= ~DP_SET_POWER_MASK; - pwr |= DP_SET_POWER_D3; - nvkm_wraux(aux, DP_SET_POWER, &pwr, 1); - } - } - - nv_encoder->update(nv_encoder, nv_crtc->index, NULL, 0, 0); - nv50_audio_disable(encoder, nv_crtc); - nv50_hdmi_disable(&nv_encoder->base.base, nv_crtc); - nv50_outp_release(nv_encoder); - } -} - -static void -nv50_sor_enable(struct drm_encoder *encoder) -{ - struct nouveau_encoder *nv_encoder = nouveau_encoder(encoder); - struct nouveau_crtc *nv_crtc = nouveau_crtc(encoder->crtc); - struct drm_display_mode *mode = &nv_crtc->base.state->adjusted_mode; - struct { - struct nv50_disp_mthd_v1 base; - struct nv50_disp_sor_lvds_script_v0 lvds; - } lvds = { - .base.version = 1, - .base.method = NV50_DISP_MTHD_V1_SOR_LVDS_SCRIPT, - .base.hasht = nv_encoder->dcb->hasht, - .base.hashm = nv_encoder->dcb->hashm, - }; - struct nv50_disp *disp = nv50_disp(encoder->dev); - struct drm_device *dev = encoder->dev; - struct nouveau_drm *drm = nouveau_drm(dev); - struct nouveau_connector *nv_connector; - struct nvbios *bios = &drm->vbios; - u8 proto = 0xf; - u8 depth = 0x0; - - nv_connector = nouveau_encoder_connector_get(nv_encoder); - nv_encoder->crtc = encoder->crtc; - nv50_outp_acquire(nv_encoder); - - switch (nv_encoder->dcb->type) { - case DCB_OUTPUT_TMDS: - if (nv_encoder->link & 1) { - proto = 0x1; - /* Only enable dual-link if: - * - Need to (i.e. rate > 165MHz) - * - DCB says we can - * - Not an HDMI monitor, since there's no dual-link - * on HDMI. - */ - if (mode->clock >= 165000 && - nv_encoder->dcb->duallink_possible && - !drm_detect_hdmi_monitor(nv_connector->edid)) - proto |= 0x4; - } else { - proto = 0x2; - } - - nv50_hdmi_enable(&nv_encoder->base.base, mode); - break; - case DCB_OUTPUT_LVDS: - proto = 0x0; - - if (bios->fp_no_ddc) { - if (bios->fp.dual_link) - lvds.lvds.script |= 0x0100; - if (bios->fp.if_is_24bit) - lvds.lvds.script |= 0x0200; - } else { - if (nv_connector->type == DCB_CONNECTOR_LVDS_SPWG) { - if (((u8 *)nv_connector->edid)[121] == 2) - lvds.lvds.script |= 0x0100; - } else - if (mode->clock >= bios->fp.duallink_transition_clk) { - lvds.lvds.script |= 0x0100; - } - - if (lvds.lvds.script & 0x0100) { - if (bios->fp.strapless_is_24bit & 2) - lvds.lvds.script |= 0x0200; - } else { - if (bios->fp.strapless_is_24bit & 1) - lvds.lvds.script |= 0x0200; - } - - if (nv_connector->base.display_info.bpc == 8) - lvds.lvds.script |= 0x0200; - } - - nvif_mthd(disp->disp, 0, &lvds, sizeof(lvds)); - break; - case DCB_OUTPUT_DP: - if (nv_connector->base.display_info.bpc == 6) - depth = 0x2; - else - if (nv_connector->base.display_info.bpc == 8) - depth = 0x5; - else - depth = 0x6; - - if (nv_encoder->link & 1) - proto = 0x8; - else - proto = 0x9; - - nv50_audio_enable(encoder, mode); - break; - default: - BUG(); - break; - } - - nv_encoder->update(nv_encoder, nv_crtc->index, mode, proto, depth); -} - -static const struct drm_encoder_helper_funcs -nv50_sor_help = { - .atomic_check = nv50_outp_atomic_check, - .enable = nv50_sor_enable, - .disable = nv50_sor_disable, -}; - -static void -nv50_sor_destroy(struct drm_encoder *encoder) -{ - struct nouveau_encoder *nv_encoder = nouveau_encoder(encoder); - nv50_mstm_del(&nv_encoder->dp.mstm); - drm_encoder_cleanup(encoder); - kfree(encoder); -} - -static const struct drm_encoder_funcs -nv50_sor_func = { - .destroy = nv50_sor_destroy, -}; - -static int -nv50_sor_create(struct drm_connector *connector, struct dcb_output *dcbe) -{ - struct nouveau_connector *nv_connector = nouveau_connector(connector); - struct nouveau_drm *drm = nouveau_drm(connector->dev); - struct nvkm_i2c *i2c = nvxx_i2c(&drm->client.device); - struct nouveau_encoder *nv_encoder; - struct drm_encoder *encoder; - int type, ret; - - switch (dcbe->type) { - case DCB_OUTPUT_LVDS: type = DRM_MODE_ENCODER_LVDS; break; - case DCB_OUTPUT_TMDS: - case DCB_OUTPUT_DP: - default: - type = DRM_MODE_ENCODER_TMDS; - break; - } - - nv_encoder = kzalloc(sizeof(*nv_encoder), GFP_KERNEL); - if (!nv_encoder) - return -ENOMEM; - nv_encoder->dcb = dcbe; - nv_encoder->update = nv50_sor_update; - - encoder = to_drm_encoder(nv_encoder); - encoder->possible_crtcs = dcbe->heads; - encoder->possible_clones = 0; - drm_encoder_init(connector->dev, encoder, &nv50_sor_func, type, - "sor-%04x-%04x", dcbe->hasht, dcbe->hashm); - drm_encoder_helper_add(encoder, &nv50_sor_help); - - drm_mode_connector_attach_encoder(connector, encoder); - - if (dcbe->type == DCB_OUTPUT_DP) { - struct nv50_disp *disp = nv50_disp(encoder->dev); - struct nvkm_i2c_aux *aux = - nvkm_i2c_aux_find(i2c, dcbe->i2c_index); - if (aux) { - if (disp->disp->oclass < GF110_DISP) { - /* HW has no support for address-only - * transactions, so we're required to - * use custom I2C-over-AUX code. - */ - nv_encoder->i2c = &aux->i2c; - } else { - nv_encoder->i2c = &nv_connector->aux.ddc; - } - nv_encoder->aux = aux; - } - - /*TODO: Use DP Info Table to check for support. */ - if (disp->disp->oclass >= GF110_DISP) { - ret = nv50_mstm_new(nv_encoder, &nv_connector->aux, 16, - nv_connector->base.base.id, - &nv_encoder->dp.mstm); - if (ret) - return ret; - } - } else { - struct nvkm_i2c_bus *bus = - nvkm_i2c_bus_find(i2c, dcbe->i2c_index); - if (bus) - nv_encoder->i2c = &bus->i2c; - } - - return 0; -} - -/****************************************************************************** - * PIOR - *****************************************************************************/ -static int -nv50_pior_atomic_check(struct drm_encoder *encoder, - struct drm_crtc_state *crtc_state, - struct drm_connector_state *conn_state) -{ - int ret = nv50_outp_atomic_check(encoder, crtc_state, conn_state); - if (ret) - return ret; - crtc_state->adjusted_mode.clock *= 2; - return 0; -} - -static void -nv50_pior_disable(struct drm_encoder *encoder) -{ - struct nouveau_encoder *nv_encoder = nouveau_encoder(encoder); - struct nv50_mast *mast = nv50_mast(encoder->dev); - const int or = nv_encoder->or; - u32 *push; - - if (nv_encoder->crtc) { - push = evo_wait(mast, 4); - if (push) { - if (nv50_vers(mast) < GF110_DISP_CORE_CHANNEL_DMA) { - evo_mthd(push, 0x0700 + (or * 0x040), 1); - evo_data(push, 0x00000000); - } - evo_kick(push, mast); - } - } - - nv_encoder->crtc = NULL; - nv50_outp_release(nv_encoder); -} - -static void -nv50_pior_enable(struct drm_encoder *encoder) -{ - struct nv50_mast *mast = nv50_mast(encoder->dev); - struct nouveau_encoder *nv_encoder = nouveau_encoder(encoder); - struct nouveau_crtc *nv_crtc = nouveau_crtc(encoder->crtc); - struct nouveau_connector *nv_connector; - struct drm_display_mode *mode = &nv_crtc->base.state->adjusted_mode; - u8 owner = 1 << nv_crtc->index; - u8 proto, depth; - u32 *push; - - nv50_outp_acquire(nv_encoder); - - nv_connector = nouveau_encoder_connector_get(nv_encoder); - switch (nv_connector->base.display_info.bpc) { - case 10: depth = 0x6; break; - case 8: depth = 0x5; break; - case 6: depth = 0x2; break; - default: depth = 0x0; break; - } - - switch (nv_encoder->dcb->type) { - case DCB_OUTPUT_TMDS: - case DCB_OUTPUT_DP: - proto = 0x0; - break; - default: - BUG(); - break; - } - - push = evo_wait(mast, 8); - if (push) { - if (nv50_vers(mast) < GF110_DISP_CORE_CHANNEL_DMA) { - u32 ctrl = (depth << 16) | (proto << 8) | owner; - if (mode->flags & DRM_MODE_FLAG_NHSYNC) - ctrl |= 0x00001000; - if (mode->flags & DRM_MODE_FLAG_NVSYNC) - ctrl |= 0x00002000; - evo_mthd(push, 0x0700 + (nv_encoder->or * 0x040), 1); - evo_data(push, ctrl); - } - - evo_kick(push, mast); - } - - nv_encoder->crtc = encoder->crtc; -} - -static const struct drm_encoder_helper_funcs -nv50_pior_help = { - .atomic_check = nv50_pior_atomic_check, - .enable = nv50_pior_enable, - .disable = nv50_pior_disable, -}; - -static void -nv50_pior_destroy(struct drm_encoder *encoder) -{ - drm_encoder_cleanup(encoder); - kfree(encoder); -} - -static const struct drm_encoder_funcs -nv50_pior_func = { - .destroy = nv50_pior_destroy, -}; - -static int -nv50_pior_create(struct drm_connector *connector, struct dcb_output *dcbe) -{ - struct nouveau_connector *nv_connector = nouveau_connector(connector); - struct nouveau_drm *drm = nouveau_drm(connector->dev); - struct nvkm_i2c *i2c = nvxx_i2c(&drm->client.device); - struct nvkm_i2c_bus *bus = NULL; - struct nvkm_i2c_aux *aux = NULL; - struct i2c_adapter *ddc; - struct nouveau_encoder *nv_encoder; - struct drm_encoder *encoder; - int type; - - switch (dcbe->type) { - case DCB_OUTPUT_TMDS: - bus = nvkm_i2c_bus_find(i2c, NVKM_I2C_BUS_EXT(dcbe->extdev)); - ddc = bus ? &bus->i2c : NULL; - type = DRM_MODE_ENCODER_TMDS; - break; - case DCB_OUTPUT_DP: - aux = nvkm_i2c_aux_find(i2c, NVKM_I2C_AUX_EXT(dcbe->extdev)); - ddc = aux ? &nv_connector->aux.ddc : NULL; - type = DRM_MODE_ENCODER_TMDS; - break; - default: - return -ENODEV; - } - - nv_encoder = kzalloc(sizeof(*nv_encoder), GFP_KERNEL); - if (!nv_encoder) - return -ENOMEM; - nv_encoder->dcb = dcbe; - nv_encoder->i2c = ddc; - nv_encoder->aux = aux; - - encoder = to_drm_encoder(nv_encoder); - encoder->possible_crtcs = dcbe->heads; - encoder->possible_clones = 0; - drm_encoder_init(connector->dev, encoder, &nv50_pior_func, type, - "pior-%04x-%04x", dcbe->hasht, dcbe->hashm); - drm_encoder_helper_add(encoder, &nv50_pior_help); - - drm_mode_connector_attach_encoder(connector, encoder); - return 0; -} - -/****************************************************************************** - * Atomic - *****************************************************************************/ - -static void -nv50_disp_atomic_commit_core(struct nouveau_drm *drm, u32 interlock) -{ - struct nv50_disp *disp = nv50_disp(drm->dev); - struct nv50_dmac *core = &disp->mast.base; - struct nv50_mstm *mstm; - struct drm_encoder *encoder; - u32 *push; - - NV_ATOMIC(drm, "commit core %08x\n", interlock); - - drm_for_each_encoder(encoder, drm->dev) { - if (encoder->encoder_type != DRM_MODE_ENCODER_DPMST) { - mstm = nouveau_encoder(encoder)->dp.mstm; - if (mstm && mstm->modified) - nv50_mstm_prepare(mstm); - } - } - - if ((push = evo_wait(core, 5))) { - evo_mthd(push, 0x0084, 1); - evo_data(push, 0x80000000); - evo_mthd(push, 0x0080, 2); - evo_data(push, interlock); - evo_data(push, 0x00000000); - nouveau_bo_wr32(disp->sync, 0, 0x00000000); - evo_kick(push, core); - if (nvif_msec(&drm->client.device, 2000ULL, - if (nouveau_bo_rd32(disp->sync, 0)) - break; - usleep_range(1, 2); - ) < 0) - NV_ERROR(drm, "EVO timeout\n"); - } - - drm_for_each_encoder(encoder, drm->dev) { - if (encoder->encoder_type != DRM_MODE_ENCODER_DPMST) { - mstm = nouveau_encoder(encoder)->dp.mstm; - if (mstm && mstm->modified) - nv50_mstm_cleanup(mstm); - } - } -} - -static void -nv50_disp_atomic_commit_tail(struct drm_atomic_state *state) -{ - struct drm_device *dev = state->dev; - struct drm_crtc_state *new_crtc_state, *old_crtc_state; - struct drm_crtc *crtc; - struct drm_plane_state *new_plane_state; - struct drm_plane *plane; - struct nouveau_drm *drm = nouveau_drm(dev); - struct nv50_disp *disp = nv50_disp(dev); - struct nv50_atom *atom = nv50_atom(state); - struct nv50_outp_atom *outp, *outt; - u32 interlock_core = 0; - u32 interlock_chan = 0; - int i; - - NV_ATOMIC(drm, "commit %d %d\n", atom->lock_core, atom->flush_disable); - drm_atomic_helper_wait_for_fences(dev, state, false); - drm_atomic_helper_wait_for_dependencies(state); - drm_atomic_helper_update_legacy_modeset_state(dev, state); - - if (atom->lock_core) - mutex_lock(&disp->mutex); - - /* Disable head(s). */ - for_each_oldnew_crtc_in_state(state, crtc, old_crtc_state, new_crtc_state, i) { - struct nv50_head_atom *asyh = nv50_head_atom(new_crtc_state); - struct nv50_head *head = nv50_head(crtc); - - NV_ATOMIC(drm, "%s: clr %04x (set %04x)\n", crtc->name, - asyh->clr.mask, asyh->set.mask); - if (old_crtc_state->active && !new_crtc_state->active) - drm_crtc_vblank_off(crtc); - - if (asyh->clr.mask) { - nv50_head_flush_clr(head, asyh, atom->flush_disable); - interlock_core |= 1; - } - } - - /* Disable plane(s). */ - for_each_new_plane_in_state(state, plane, new_plane_state, i) { - struct nv50_wndw_atom *asyw = nv50_wndw_atom(new_plane_state); - struct nv50_wndw *wndw = nv50_wndw(plane); - - NV_ATOMIC(drm, "%s: clr %02x (set %02x)\n", plane->name, - asyw->clr.mask, asyw->set.mask); - if (!asyw->clr.mask) - continue; - - interlock_chan |= nv50_wndw_flush_clr(wndw, interlock_core, - atom->flush_disable, - asyw); - } - - /* Disable output path(s). */ - list_for_each_entry(outp, &atom->outp, head) { - const struct drm_encoder_helper_funcs *help; - struct drm_encoder *encoder; - - encoder = outp->encoder; - help = encoder->helper_private; - - NV_ATOMIC(drm, "%s: clr %02x (set %02x)\n", encoder->name, - outp->clr.mask, outp->set.mask); - - if (outp->clr.mask) { - help->disable(encoder); - interlock_core |= 1; - if (outp->flush_disable) { - nv50_disp_atomic_commit_core(drm, interlock_chan); - interlock_core = 0; - interlock_chan = 0; - } - } - } - - /* Flush disable. */ - if (interlock_core) { - if (atom->flush_disable) { - nv50_disp_atomic_commit_core(drm, interlock_chan); - interlock_core = 0; - interlock_chan = 0; - } - } - - /* Update output path(s). */ - list_for_each_entry_safe(outp, outt, &atom->outp, head) { - const struct drm_encoder_helper_funcs *help; - struct drm_encoder *encoder; - - encoder = outp->encoder; - help = encoder->helper_private; - - NV_ATOMIC(drm, "%s: set %02x (clr %02x)\n", encoder->name, - outp->set.mask, outp->clr.mask); - - if (outp->set.mask) { - help->enable(encoder); - interlock_core = 1; - } - - list_del(&outp->head); - kfree(outp); - } - - /* Update head(s). */ - for_each_oldnew_crtc_in_state(state, crtc, old_crtc_state, new_crtc_state, i) { - struct nv50_head_atom *asyh = nv50_head_atom(new_crtc_state); - struct nv50_head *head = nv50_head(crtc); - - NV_ATOMIC(drm, "%s: set %04x (clr %04x)\n", crtc->name, - asyh->set.mask, asyh->clr.mask); - - if (asyh->set.mask) { - nv50_head_flush_set(head, asyh); - interlock_core = 1; - } - - if (new_crtc_state->active) { - if (!old_crtc_state->active) - drm_crtc_vblank_on(crtc); - if (new_crtc_state->event) - drm_crtc_vblank_get(crtc); - } - } - - /* Update plane(s). */ - for_each_new_plane_in_state(state, plane, new_plane_state, i) { - struct nv50_wndw_atom *asyw = nv50_wndw_atom(new_plane_state); - struct nv50_wndw *wndw = nv50_wndw(plane); - - NV_ATOMIC(drm, "%s: set %02x (clr %02x)\n", plane->name, - asyw->set.mask, asyw->clr.mask); - if ( !asyw->set.mask && - (!asyw->clr.mask || atom->flush_disable)) - continue; - - interlock_chan |= nv50_wndw_flush_set(wndw, interlock_core, asyw); - } - - /* Flush update. */ - if (interlock_core) { - if (!interlock_chan && atom->state.legacy_cursor_update) { - u32 *push = evo_wait(&disp->mast, 2); - if (push) { - evo_mthd(push, 0x0080, 1); - evo_data(push, 0x00000000); - evo_kick(push, &disp->mast); - } - } else { - nv50_disp_atomic_commit_core(drm, interlock_chan); - } - } - - if (atom->lock_core) - mutex_unlock(&disp->mutex); - - /* Wait for HW to signal completion. */ - for_each_new_plane_in_state(state, plane, new_plane_state, i) { - struct nv50_wndw_atom *asyw = nv50_wndw_atom(new_plane_state); - struct nv50_wndw *wndw = nv50_wndw(plane); - int ret = nv50_wndw_wait_armed(wndw, asyw); - if (ret) - NV_ERROR(drm, "%s: timeout\n", plane->name); - } - - for_each_new_crtc_in_state(state, crtc, new_crtc_state, i) { - if (new_crtc_state->event) { - unsigned long flags; - /* Get correct count/ts if racing with vblank irq */ - if (new_crtc_state->active) - drm_crtc_accurate_vblank_count(crtc); - spin_lock_irqsave(&crtc->dev->event_lock, flags); - drm_crtc_send_vblank_event(crtc, new_crtc_state->event); - spin_unlock_irqrestore(&crtc->dev->event_lock, flags); - - new_crtc_state->event = NULL; - if (new_crtc_state->active) - drm_crtc_vblank_put(crtc); - } - } - - drm_atomic_helper_commit_hw_done(state); - drm_atomic_helper_cleanup_planes(dev, state); - drm_atomic_helper_commit_cleanup_done(state); - drm_atomic_state_put(state); -} - -static void -nv50_disp_atomic_commit_work(struct work_struct *work) -{ - struct drm_atomic_state *state = - container_of(work, typeof(*state), commit_work); - nv50_disp_atomic_commit_tail(state); -} - -static int -nv50_disp_atomic_commit(struct drm_device *dev, - struct drm_atomic_state *state, bool nonblock) -{ - struct nouveau_drm *drm = nouveau_drm(dev); - struct nv50_disp *disp = nv50_disp(dev); - struct drm_plane_state *new_plane_state; - struct drm_plane *plane; - struct drm_crtc *crtc; - bool active = false; - int ret, i; - - ret = pm_runtime_get_sync(dev->dev); - if (ret < 0 && ret != -EACCES) - return ret; - - ret = drm_atomic_helper_setup_commit(state, nonblock); - if (ret) - goto done; - - INIT_WORK(&state->commit_work, nv50_disp_atomic_commit_work); - - ret = drm_atomic_helper_prepare_planes(dev, state); - if (ret) - goto done; - - if (!nonblock) { - ret = drm_atomic_helper_wait_for_fences(dev, state, true); - if (ret) - goto err_cleanup; - } - - ret = drm_atomic_helper_swap_state(state, true); - if (ret) - goto err_cleanup; - - for_each_new_plane_in_state(state, plane, new_plane_state, i) { - struct nv50_wndw_atom *asyw = nv50_wndw_atom(new_plane_state); - struct nv50_wndw *wndw = nv50_wndw(plane); - - if (asyw->set.image) { - asyw->ntfy.handle = wndw->dmac->sync.handle; - asyw->ntfy.offset = wndw->ntfy; - asyw->ntfy.awaken = false; - asyw->set.ntfy = true; - nouveau_bo_wr32(disp->sync, wndw->ntfy / 4, 0x00000000); - wndw->ntfy ^= 0x10; - } - } - - drm_atomic_state_get(state); - - if (nonblock) - queue_work(system_unbound_wq, &state->commit_work); - else - nv50_disp_atomic_commit_tail(state); - - drm_for_each_crtc(crtc, dev) { - if (crtc->state->enable) { - if (!drm->have_disp_power_ref) { - drm->have_disp_power_ref = true; - return 0; - } - active = true; - break; - } - } - - if (!active && drm->have_disp_power_ref) { - pm_runtime_put_autosuspend(dev->dev); - drm->have_disp_power_ref = false; - } - -err_cleanup: - if (ret) - drm_atomic_helper_cleanup_planes(dev, state); -done: - pm_runtime_put_autosuspend(dev->dev); - return ret; -} - -static struct nv50_outp_atom * -nv50_disp_outp_atomic_add(struct nv50_atom *atom, struct drm_encoder *encoder) -{ - struct nv50_outp_atom *outp; - - list_for_each_entry(outp, &atom->outp, head) { - if (outp->encoder == encoder) - return outp; - } - - outp = kzalloc(sizeof(*outp), GFP_KERNEL); - if (!outp) - return ERR_PTR(-ENOMEM); - - list_add(&outp->head, &atom->outp); - outp->encoder = encoder; - return outp; -} - -static int -nv50_disp_outp_atomic_check_clr(struct nv50_atom *atom, - struct drm_connector_state *old_connector_state) -{ - struct drm_encoder *encoder = old_connector_state->best_encoder; - struct drm_crtc_state *old_crtc_state, *new_crtc_state; - struct drm_crtc *crtc; - struct nv50_outp_atom *outp; - - if (!(crtc = old_connector_state->crtc)) - return 0; - - old_crtc_state = drm_atomic_get_old_crtc_state(&atom->state, crtc); - new_crtc_state = drm_atomic_get_new_crtc_state(&atom->state, crtc); - if (old_crtc_state->active && drm_atomic_crtc_needs_modeset(new_crtc_state)) { - outp = nv50_disp_outp_atomic_add(atom, encoder); - if (IS_ERR(outp)) - return PTR_ERR(outp); - - if (outp->encoder->encoder_type == DRM_MODE_ENCODER_DPMST) { - outp->flush_disable = true; - atom->flush_disable = true; - } - outp->clr.ctrl = true; - atom->lock_core = true; - } - - return 0; -} - -static int -nv50_disp_outp_atomic_check_set(struct nv50_atom *atom, - struct drm_connector_state *connector_state) -{ - struct drm_encoder *encoder = connector_state->best_encoder; - struct drm_crtc_state *new_crtc_state; - struct drm_crtc *crtc; - struct nv50_outp_atom *outp; - - if (!(crtc = connector_state->crtc)) - return 0; - - new_crtc_state = drm_atomic_get_new_crtc_state(&atom->state, crtc); - if (new_crtc_state->active && drm_atomic_crtc_needs_modeset(new_crtc_state)) { - outp = nv50_disp_outp_atomic_add(atom, encoder); - if (IS_ERR(outp)) - return PTR_ERR(outp); - - outp->set.ctrl = true; - atom->lock_core = true; - } - - return 0; -} - -static int -nv50_disp_atomic_check(struct drm_device *dev, struct drm_atomic_state *state) -{ - struct nv50_atom *atom = nv50_atom(state); - struct drm_connector_state *old_connector_state, *new_connector_state; - struct drm_connector *connector; - int ret, i; - - ret = drm_atomic_helper_check(dev, state); - if (ret) - return ret; - - for_each_oldnew_connector_in_state(state, connector, old_connector_state, new_connector_state, i) { - ret = nv50_disp_outp_atomic_check_clr(atom, old_connector_state); - if (ret) - return ret; - - ret = nv50_disp_outp_atomic_check_set(atom, new_connector_state); - if (ret) - return ret; - } - - return 0; -} - -static void -nv50_disp_atomic_state_clear(struct drm_atomic_state *state) -{ - struct nv50_atom *atom = nv50_atom(state); - struct nv50_outp_atom *outp, *outt; - - list_for_each_entry_safe(outp, outt, &atom->outp, head) { - list_del(&outp->head); - kfree(outp); - } - - drm_atomic_state_default_clear(state); -} - -static void -nv50_disp_atomic_state_free(struct drm_atomic_state *state) -{ - struct nv50_atom *atom = nv50_atom(state); - drm_atomic_state_default_release(&atom->state); - kfree(atom); -} - -static struct drm_atomic_state * -nv50_disp_atomic_state_alloc(struct drm_device *dev) -{ - struct nv50_atom *atom; - if (!(atom = kzalloc(sizeof(*atom), GFP_KERNEL)) || - drm_atomic_state_init(dev, &atom->state) < 0) { - kfree(atom); - return NULL; - } - INIT_LIST_HEAD(&atom->outp); - return &atom->state; -} - -static const struct drm_mode_config_funcs -nv50_disp_func = { - .fb_create = nouveau_user_framebuffer_create, - .output_poll_changed = drm_fb_helper_output_poll_changed, - .atomic_check = nv50_disp_atomic_check, - .atomic_commit = nv50_disp_atomic_commit, - .atomic_state_alloc = nv50_disp_atomic_state_alloc, - .atomic_state_clear = nv50_disp_atomic_state_clear, - .atomic_state_free = nv50_disp_atomic_state_free, -}; - -/****************************************************************************** - * Init - *****************************************************************************/ - -void -nv50_display_fini(struct drm_device *dev) -{ - struct nouveau_encoder *nv_encoder; - struct drm_encoder *encoder; - struct drm_plane *plane; - - drm_for_each_plane(plane, dev) { - struct nv50_wndw *wndw = nv50_wndw(plane); - if (plane->funcs != &nv50_wndw) - continue; - nv50_wndw_fini(wndw); - } - - list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) { - if (encoder->encoder_type != DRM_MODE_ENCODER_DPMST) { - nv_encoder = nouveau_encoder(encoder); - nv50_mstm_fini(nv_encoder->dp.mstm); - } - } -} - -int -nv50_display_init(struct drm_device *dev) -{ - struct drm_encoder *encoder; - struct drm_plane *plane; - u32 *push; - - push = evo_wait(nv50_mast(dev), 32); - if (!push) - return -EBUSY; - - evo_mthd(push, 0x0088, 1); - evo_data(push, nv50_mast(dev)->base.sync.handle); - evo_kick(push, nv50_mast(dev)); - - list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) { - if (encoder->encoder_type != DRM_MODE_ENCODER_DPMST) { - struct nouveau_encoder *nv_encoder = - nouveau_encoder(encoder); - nv50_mstm_init(nv_encoder->dp.mstm); - } - } - - drm_for_each_plane(plane, dev) { - struct nv50_wndw *wndw = nv50_wndw(plane); - if (plane->funcs != &nv50_wndw) - continue; - nv50_wndw_init(wndw); - } - - return 0; -} - -void -nv50_display_destroy(struct drm_device *dev) -{ - struct nv50_disp *disp = nv50_disp(dev); - - nv50_dmac_destroy(&disp->mast.base, disp->disp); - - nouveau_bo_unmap(disp->sync); - if (disp->sync) - nouveau_bo_unpin(disp->sync); - nouveau_bo_ref(NULL, &disp->sync); - - nouveau_display(dev)->priv = NULL; - kfree(disp); -} - -MODULE_PARM_DESC(atomic, "Expose atomic ioctl (default: disabled)"); -static int nouveau_atomic = 0; -module_param_named(atomic, nouveau_atomic, int, 0400); - -int -nv50_display_create(struct drm_device *dev) -{ - struct nvif_device *device = &nouveau_drm(dev)->client.device; - struct nouveau_drm *drm = nouveau_drm(dev); - struct dcb_table *dcb = &drm->vbios.dcb; - struct drm_connector *connector, *tmp; - struct nv50_disp *disp; - struct dcb_output *dcbe; - int crtcs, ret, i; - - disp = kzalloc(sizeof(*disp), GFP_KERNEL); - if (!disp) - return -ENOMEM; - - mutex_init(&disp->mutex); - - nouveau_display(dev)->priv = disp; - nouveau_display(dev)->dtor = nv50_display_destroy; - nouveau_display(dev)->init = nv50_display_init; - nouveau_display(dev)->fini = nv50_display_fini; - disp->disp = &nouveau_display(dev)->disp; - dev->mode_config.funcs = &nv50_disp_func; - dev->driver->driver_features |= DRIVER_PREFER_XBGR_30BPP; - if (nouveau_atomic) - dev->driver->driver_features |= DRIVER_ATOMIC; - - /* small shared memory area we use for notifiers and semaphores */ - ret = nouveau_bo_new(&drm->client, 4096, 0x1000, TTM_PL_FLAG_VRAM, - 0, 0x0000, NULL, NULL, &disp->sync); - if (!ret) { - ret = nouveau_bo_pin(disp->sync, TTM_PL_FLAG_VRAM, true); - if (!ret) { - ret = nouveau_bo_map(disp->sync); - if (ret) - nouveau_bo_unpin(disp->sync); - } - if (ret) - nouveau_bo_ref(NULL, &disp->sync); - } - - if (ret) - goto out; - - /* allocate master evo channel */ - ret = nv50_core_create(device, disp->disp, disp->sync->bo.offset, - &disp->mast); - if (ret) - goto out; - - /* create crtc objects to represent the hw heads */ - if (disp->disp->oclass >= GF110_DISP) - crtcs = nvif_rd32(&device->object, 0x612004) & 0xf; - else - crtcs = 0x3; - - for (i = 0; i < fls(crtcs); i++) { - if (!(crtcs & (1 << i))) - continue; - ret = nv50_head_create(dev, i); - if (ret) - goto out; - } - - /* create encoder/connector objects based on VBIOS DCB table */ - for (i = 0, dcbe = &dcb->entry[0]; i < dcb->entries; i++, dcbe++) { - connector = nouveau_connector_create(dev, dcbe->connector); - if (IS_ERR(connector)) - continue; - - if (dcbe->location == DCB_LOC_ON_CHIP) { - switch (dcbe->type) { - case DCB_OUTPUT_TMDS: - case DCB_OUTPUT_LVDS: - case DCB_OUTPUT_DP: - ret = nv50_sor_create(connector, dcbe); - break; - case DCB_OUTPUT_ANALOG: - ret = nv50_dac_create(connector, dcbe); - break; - default: - ret = -ENODEV; - break; - } - } else { - ret = nv50_pior_create(connector, dcbe); - } - - if (ret) { - NV_WARN(drm, "failed to create encoder %d/%d/%d: %d\n", - dcbe->location, dcbe->type, - ffs(dcbe->or) - 1, ret); - ret = 0; - } - } - - /* cull any connectors we created that don't have an encoder */ - list_for_each_entry_safe(connector, tmp, &dev->mode_config.connector_list, head) { - if (connector->encoder_ids[0]) - continue; - - NV_WARN(drm, "%s has no encoders, removing\n", - connector->name); - connector->funcs->destroy(connector); - } - -out: - if (ret) - nv50_display_destroy(dev); - return ret; -} |