diff options
Diffstat (limited to 'drivers/gpu/drm/nouveau/nvd0_display.c')
| -rw-r--r-- | drivers/gpu/drm/nouveau/nvd0_display.c | 2141 |
1 files changed, 0 insertions, 2141 deletions
diff --git a/drivers/gpu/drm/nouveau/nvd0_display.c b/drivers/gpu/drm/nouveau/nvd0_display.c deleted file mode 100644 index c402fca..0000000 --- a/drivers/gpu/drm/nouveau/nvd0_display.c +++ /dev/null @@ -1,2141 +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 <drm/drmP.h> -#include <drm/drm_crtc_helper.h> - -#include "nouveau_drm.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 "nv50_display.h" - -#include <core/gpuobj.h> - -#include <subdev/timer.h> -#include <subdev/bar.h> -#include <subdev/fb.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), 0x00) -#define EVO_FLIP_SEM1(c) EVO_SYNC((c), 0x10) - -struct evo { - int idx; - dma_addr_t handle; - u32 *ptr; - struct { - u32 offset; - u16 value; - } sem; -}; - -struct nvd0_display { - struct nouveau_gpuobj *mem; - struct nouveau_bo *sync; - struct evo evo[9]; - - struct tasklet_struct tasklet; - u32 modeset; -}; - -static struct nvd0_display * -nvd0_display(struct drm_device *dev) -{ - return nouveau_display(dev)->priv; -} - -static struct drm_crtc * -nvd0_display_crtc_get(struct drm_encoder *encoder) -{ - return nouveau_encoder(encoder)->crtc; -} - -/****************************************************************************** - * EVO channel helpers - *****************************************************************************/ -static inline int -evo_icmd(struct drm_device *dev, int id, u32 mthd, u32 data) -{ - struct nouveau_device *device = nouveau_dev(dev); - int ret = 0; - nv_mask(device, 0x610700 + (id * 0x10), 0x00000001, 0x00000001); - nv_wr32(device, 0x610704 + (id * 0x10), data); - nv_mask(device, 0x610704 + (id * 0x10), 0x80000ffc, 0x80000000 | mthd); - if (!nv_wait(device, 0x610704 + (id * 0x10), 0x80000000, 0x00000000)) - ret = -EBUSY; - nv_mask(device, 0x610700 + (id * 0x10), 0x00000001, 0x00000000); - return ret; -} - -static u32 * -evo_wait(struct drm_device *dev, int id, int nr) -{ - struct nouveau_device *device = nouveau_dev(dev); - struct nouveau_drm *drm = nouveau_drm(dev); - struct nvd0_display *disp = nvd0_display(dev); - u32 put = nv_rd32(device, 0x640000 + (id * 0x1000)) / 4; - - if (put + nr >= (PAGE_SIZE / 4)) { - disp->evo[id].ptr[put] = 0x20000000; - - nv_wr32(device, 0x640000 + (id * 0x1000), 0x00000000); - if (!nv_wait(device, 0x640004 + (id * 0x1000), ~0, 0x00000000)) { - NV_ERROR(drm, "evo %d dma stalled\n", id); - return NULL; - } - - put = 0; - } - - return disp->evo[id].ptr + put; -} - -static void -evo_kick(u32 *push, struct drm_device *dev, int id) -{ - struct nouveau_device *device = nouveau_dev(dev); - struct nvd0_display *disp = nvd0_display(dev); - - nv_wr32(device, 0x640000 + (id * 0x1000), (push - disp->evo[id].ptr) << 2); -} - -#define evo_mthd(p,m,s) *((p)++) = (((s) << 18) | (m)) -#define evo_data(p,d) *((p)++) = (d) - -static int -evo_init_dma(struct drm_device *dev, int ch) -{ - struct nouveau_device *device = nouveau_dev(dev); - struct nouveau_drm *drm = nouveau_drm(dev); - struct nvd0_display *disp = nvd0_display(dev); - u32 flags; - - flags = 0x00000000; - if (ch == EVO_MASTER) - flags |= 0x01000000; - - nv_wr32(device, 0x610494 + (ch * 0x0010), (disp->evo[ch].handle >> 8) | 3); - nv_wr32(device, 0x610498 + (ch * 0x0010), 0x00010000); - nv_wr32(device, 0x61049c + (ch * 0x0010), 0x00000001); - nv_mask(device, 0x610490 + (ch * 0x0010), 0x00000010, 0x00000010); - nv_wr32(device, 0x640000 + (ch * 0x1000), 0x00000000); - nv_wr32(device, 0x610490 + (ch * 0x0010), 0x00000013 | flags); - if (!nv_wait(device, 0x610490 + (ch * 0x0010), 0x80000000, 0x00000000)) { - NV_ERROR(drm, "PDISP: ch%d 0x%08x\n", ch, - nv_rd32(device, 0x610490 + (ch * 0x0010))); - return -EBUSY; - } - - nv_mask(device, 0x610090, (1 << ch), (1 << ch)); - nv_mask(device, 0x6100a0, (1 << ch), (1 << ch)); - return 0; -} - -static void -evo_fini_dma(struct drm_device *dev, int ch) -{ - struct nouveau_device *device = nouveau_dev(dev); - - if (!(nv_rd32(device, 0x610490 + (ch * 0x0010)) & 0x00000010)) - return; - - nv_mask(device, 0x610490 + (ch * 0x0010), 0x00000010, 0x00000000); - nv_mask(device, 0x610490 + (ch * 0x0010), 0x00000003, 0x00000000); - nv_wait(device, 0x610490 + (ch * 0x0010), 0x80000000, 0x00000000); - nv_mask(device, 0x610090, (1 << ch), 0x00000000); - nv_mask(device, 0x6100a0, (1 << ch), 0x00000000); -} - -static inline void -evo_piow(struct drm_device *dev, int ch, u16 mthd, u32 data) -{ - struct nouveau_device *device = nouveau_dev(dev); - nv_wr32(device, 0x640000 + (ch * 0x1000) + mthd, data); -} - -static int -evo_init_pio(struct drm_device *dev, int ch) -{ - struct nouveau_device *device = nouveau_dev(dev); - struct nouveau_drm *drm = nouveau_drm(dev); - - nv_wr32(device, 0x610490 + (ch * 0x0010), 0x00000001); - if (!nv_wait(device, 0x610490 + (ch * 0x0010), 0x00010000, 0x00010000)) { - NV_ERROR(drm, "PDISP: ch%d 0x%08x\n", ch, - nv_rd32(device, 0x610490 + (ch * 0x0010))); - return -EBUSY; - } - - nv_mask(device, 0x610090, (1 << ch), (1 << ch)); - nv_mask(device, 0x6100a0, (1 << ch), (1 << ch)); - return 0; -} - -static void -evo_fini_pio(struct drm_device *dev, int ch) -{ - struct nouveau_device *device = nouveau_dev(dev); - - if (!(nv_rd32(device, 0x610490 + (ch * 0x0010)) & 0x00000001)) - return; - - nv_mask(device, 0x610490 + (ch * 0x0010), 0x00000010, 0x00000010); - nv_mask(device, 0x610490 + (ch * 0x0010), 0x00000001, 0x00000000); - nv_wait(device, 0x610490 + (ch * 0x0010), 0x00010000, 0x00000000); - nv_mask(device, 0x610090, (1 << ch), 0x00000000); - nv_mask(device, 0x6100a0, (1 << ch), 0x00000000); -} - -static bool -evo_sync_wait(void *data) -{ - return nouveau_bo_rd32(data, EVO_MAST_NTFY) != 0x00000000; -} - -static int -evo_sync(struct drm_device *dev, int ch) -{ - struct nouveau_device *device = nouveau_dev(dev); - struct nvd0_display *disp = nvd0_display(dev); - u32 *push = evo_wait(dev, ch, 8); - if (push) { - nouveau_bo_wr32(disp->sync, EVO_MAST_NTFY, 0x00000000); - evo_mthd(push, 0x0084, 1); - evo_data(push, 0x80000000 | EVO_MAST_NTFY); - evo_mthd(push, 0x0080, 2); - evo_data(push, 0x00000000); - evo_data(push, 0x00000000); - evo_kick(push, dev, ch); - if (nv_wait_cb(device, evo_sync_wait, disp->sync)) - return 0; - } - - return -EBUSY; -} - -/****************************************************************************** - * Page flipping channel - *****************************************************************************/ -struct nouveau_bo * -nvd0_display_crtc_sema(struct drm_device *dev, int crtc) -{ - return nvd0_display(dev)->sync; -} - -void -nvd0_display_flip_stop(struct drm_crtc *crtc) -{ - struct nvd0_display *disp = nvd0_display(crtc->dev); - struct nouveau_crtc *nv_crtc = nouveau_crtc(crtc); - struct evo *evo = &disp->evo[EVO_FLIP(nv_crtc->index)]; - u32 *push; - - push = evo_wait(crtc->dev, evo->idx, 8); - if (push) { - evo_mthd(push, 0x0084, 1); - evo_data(push, 0x00000000); - evo_mthd(push, 0x0094, 1); - evo_data(push, 0x00000000); - evo_mthd(push, 0x00c0, 1); - evo_data(push, 0x00000000); - evo_mthd(push, 0x0080, 1); - evo_data(push, 0x00000000); - evo_kick(push, crtc->dev, evo->idx); - } -} - -int -nvd0_display_flip_next(struct drm_crtc *crtc, struct drm_framebuffer *fb, - struct nouveau_channel *chan, u32 swap_interval) -{ - struct nouveau_framebuffer *nv_fb = nouveau_framebuffer(fb); - struct nvd0_display *disp = nvd0_display(crtc->dev); - struct nouveau_crtc *nv_crtc = nouveau_crtc(crtc); - struct evo *evo = &disp->evo[EVO_FLIP(nv_crtc->index)]; - u64 offset; - u32 *push; - int ret; - - swap_interval <<= 4; - if (swap_interval == 0) - swap_interval |= 0x100; - - push = evo_wait(crtc->dev, evo->idx, 128); - if (unlikely(push == NULL)) - return -EBUSY; - - /* synchronise with the rendering channel, if necessary */ - if (likely(chan)) { - ret = RING_SPACE(chan, 10); - if (ret) - return ret; - - - offset = nvc0_fence_crtc(chan, nv_crtc->index); - offset += evo->sem.offset; - - BEGIN_NVC0(chan, 0, NV84_SUBCHAN_SEMAPHORE_ADDRESS_HIGH, 4); - OUT_RING (chan, upper_32_bits(offset)); - OUT_RING (chan, lower_32_bits(offset)); - OUT_RING (chan, 0xf00d0000 | evo->sem.value); - OUT_RING (chan, 0x1002); - BEGIN_NVC0(chan, 0, NV84_SUBCHAN_SEMAPHORE_ADDRESS_HIGH, 4); - OUT_RING (chan, upper_32_bits(offset)); - OUT_RING (chan, lower_32_bits(offset ^ 0x10)); - OUT_RING (chan, 0x74b1e000); - OUT_RING (chan, 0x1001); - FIRE_RING (chan); - } else { - nouveau_bo_wr32(disp->sync, evo->sem.offset / 4, - 0xf00d0000 | evo->sem.value); - evo_sync(crtc->dev, EVO_MASTER); - } - - /* queue the flip */ - evo_mthd(push, 0x0100, 1); - evo_data(push, 0xfffe0000); - evo_mthd(push, 0x0084, 1); - evo_data(push, swap_interval); - if (!(swap_interval & 0x00000100)) { - evo_mthd(push, 0x00e0, 1); - evo_data(push, 0x40000000); - } - evo_mthd(push, 0x0088, 4); - evo_data(push, evo->sem.offset); - evo_data(push, 0xf00d0000 | evo->sem.value); - evo_data(push, 0x74b1e000); - evo_data(push, NvEvoSync); - evo_mthd(push, 0x00a0, 2); - evo_data(push, 0x00000000); - evo_data(push, 0x00000000); - evo_mthd(push, 0x00c0, 1); - evo_data(push, nv_fb->r_dma); - evo_mthd(push, 0x0110, 2); - evo_data(push, 0x00000000); - evo_data(push, 0x00000000); - evo_mthd(push, 0x0400, 5); - evo_data(push, nv_fb->nvbo->bo.offset >> 8); - evo_data(push, 0); - evo_data(push, (fb->height << 16) | fb->width); - evo_data(push, nv_fb->r_pitch); - evo_data(push, nv_fb->r_format); - evo_mthd(push, 0x0080, 1); - evo_data(push, 0x00000000); - evo_kick(push, crtc->dev, evo->idx); - - evo->sem.offset ^= 0x10; - evo->sem.value++; - return 0; -} - -/****************************************************************************** - * CRTC - *****************************************************************************/ -static int -nvd0_crtc_set_dither(struct nouveau_crtc *nv_crtc, bool update) -{ - struct nouveau_drm *drm = nouveau_drm(nv_crtc->base.dev); - struct drm_device *dev = nv_crtc->base.dev; - struct nouveau_connector *nv_connector; - struct drm_connector *connector; - u32 *push, mode = 0x00; - u32 mthd; - - nv_connector = nouveau_crtc_connector_get(nv_crtc); - connector = &nv_connector->base; - if (nv_connector->dithering_mode == DITHERING_MODE_AUTO) { - if (nv_crtc->base.fb->depth > connector->display_info.bpc * 3) - mode = DITHERING_MODE_DYNAMIC2X2; - } else { - mode = nv_connector->dithering_mode; - } - - if (nv_connector->dithering_depth == DITHERING_DEPTH_AUTO) { - if (connector->display_info.bpc >= 8) - mode |= DITHERING_DEPTH_8BPC; - } else { - mode |= nv_connector->dithering_depth; - } - - if (nv_device(drm->device)->card_type < NV_E0) - mthd = 0x0490 + (nv_crtc->index * 0x0300); - else - mthd = 0x04a0 + (nv_crtc->index * 0x0300); - - push = evo_wait(dev, EVO_MASTER, 4); - if (push) { - evo_mthd(push, mthd, 1); - evo_data(push, mode); - if (update) { - evo_mthd(push, 0x0080, 1); - evo_data(push, 0x00000000); - } - evo_kick(push, dev, EVO_MASTER); - } - - return 0; -} - -static int -nvd0_crtc_set_scale(struct nouveau_crtc *nv_crtc, bool update) -{ - struct drm_display_mode *omode, *umode = &nv_crtc->base.mode; - struct drm_device *dev = nv_crtc->base.dev; - struct drm_crtc *crtc = &nv_crtc->base; - struct nouveau_connector *nv_connector; - int mode = DRM_MODE_SCALE_NONE; - u32 oX, oY, *push; - - /* start off at the resolution we programmed the crtc for, this - * effectively handles NONE/FULL scaling - */ - nv_connector = nouveau_crtc_connector_get(nv_crtc); - if (nv_connector && nv_connector->native_mode) - mode = nv_connector->scaling_mode; - - if (mode != DRM_MODE_SCALE_NONE) - omode = nv_connector->native_mode; - else - omode = umode; - - oX = omode->hdisplay; - oY = omode->vdisplay; - if (omode->flags & DRM_MODE_FLAG_DBLSCAN) - oY *= 2; - - /* 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 (nv_connector && ( nv_connector->underscan == UNDERSCAN_ON || - (nv_connector->underscan == UNDERSCAN_AUTO && - nv_connector->edid && - drm_detect_hdmi_monitor(nv_connector->edid)))) { - u32 bX = nv_connector->underscan_hborder; - u32 bY = nv_connector->underscan_vborder; - u32 aspect = (oY << 19) / oX; - - if (bX) { - oX -= (bX * 2); - if (bY) oY -= (bY * 2); - else oY = ((oX * aspect) + (aspect / 2)) >> 19; - } else { - oX -= (oX >> 4) + 32; - if (bY) oY -= (bY * 2); - else oY = ((oX * aspect) + (aspect / 2)) >> 19; - } - } - - /* handle CENTER/ASPECT scaling, taking into account the areas - * removed already for overscan compensation - */ - switch (mode) { - case DRM_MODE_SCALE_CENTER: - oX = min((u32)umode->hdisplay, oX); - oY = min((u32)umode->vdisplay, oY); - /* fall-through */ - case DRM_MODE_SCALE_ASPECT: - if (oY < oX) { - u32 aspect = (umode->hdisplay << 19) / umode->vdisplay; - oX = ((oY * aspect) + (aspect / 2)) >> 19; - } else { - u32 aspect = (umode->vdisplay << 19) / umode->hdisplay; - oY = ((oX * aspect) + (aspect / 2)) >> 19; - } - break; - default: - break; - } - - push = evo_wait(dev, EVO_MASTER, 8); - if (push) { - evo_mthd(push, 0x04c0 + (nv_crtc->index * 0x300), 3); - evo_data(push, (oY << 16) | oX); - evo_data(push, (oY << 16) | oX); - evo_data(push, (oY << 16) | oX); - evo_mthd(push, 0x0494 + (nv_crtc->index * 0x300), 1); - evo_data(push, 0x00000000); - evo_mthd(push, 0x04b8 + (nv_crtc->index * 0x300), 1); - evo_data(push, (umode->vdisplay << 16) | umode->hdisplay); - evo_kick(push, dev, EVO_MASTER); - if (update) { - nvd0_display_flip_stop(crtc); - nvd0_display_flip_next(crtc, crtc->fb, NULL, 1); - } - } - - return 0; -} - -static int -nvd0_crtc_set_image(struct nouveau_crtc *nv_crtc, struct drm_framebuffer *fb, - int x, int y, bool update) -{ - struct nouveau_framebuffer *nvfb = nouveau_framebuffer(fb); - u32 *push; - - push = evo_wait(fb->dev, EVO_MASTER, 16); - if (push) { - evo_mthd(push, 0x0460 + (nv_crtc->index * 0x300), 1); - evo_data(push, nvfb->nvbo->bo.offset >> 8); - evo_mthd(push, 0x0468 + (nv_crtc->index * 0x300), 4); - evo_data(push, (fb->height << 16) | fb->width); - evo_data(push, nvfb->r_pitch); - evo_data(push, nvfb->r_format); - evo_data(push, nvfb->r_dma); - evo_mthd(push, 0x04b0 + (nv_crtc->index * 0x300), 1); - evo_data(push, (y << 16) | x); - if (update) { - evo_mthd(push, 0x0080, 1); - evo_data(push, 0x00000000); - } - evo_kick(push, fb->dev, EVO_MASTER); - } - - nv_crtc->fb.tile_flags = nvfb->r_dma; - return 0; -} - -static void -nvd0_crtc_cursor_show(struct nouveau_crtc *nv_crtc, bool show, bool update) -{ - struct drm_device *dev = nv_crtc->base.dev; - u32 *push = evo_wait(dev, EVO_MASTER, 16); - if (push) { - if (show) { - evo_mthd(push, 0x0480 + (nv_crtc->index * 0x300), 2); - evo_data(push, 0x85000000); - evo_data(push, nv_crtc->cursor.nvbo->bo.offset >> 8); - evo_mthd(push, 0x048c + (nv_crtc->index * 0x300), 1); - evo_data(push, NvEvoVRAM); - } else { - evo_mthd(push, 0x0480 + (nv_crtc->index * 0x300), 1); - evo_data(push, 0x05000000); - evo_mthd(push, 0x048c + (nv_crtc->index * 0x300), 1); - evo_data(push, 0x00000000); - } - - if (update) { - evo_mthd(push, 0x0080, 1); - evo_data(push, 0x00000000); - } - - evo_kick(push, dev, EVO_MASTER); - } -} - -static void -nvd0_crtc_dpms(struct drm_crtc *crtc, int mode) -{ -} - -static void -nvd0_crtc_prepare(struct drm_crtc *crtc) -{ - struct nouveau_crtc *nv_crtc = nouveau_crtc(crtc); - u32 *push; - - nvd0_display_flip_stop(crtc); - - push = evo_wait(crtc->dev, EVO_MASTER, 2); - if (push) { - evo_mthd(push, 0x0474 + (nv_crtc->index * 0x300), 1); - evo_data(push, 0x00000000); - evo_mthd(push, 0x0440 + (nv_crtc->index * 0x300), 1); - evo_data(push, 0x03000000); - evo_mthd(push, 0x045c + (nv_crtc->index * 0x300), 1); - evo_data(push, 0x00000000); - evo_kick(push, crtc->dev, EVO_MASTER); - } - - nvd0_crtc_cursor_show(nv_crtc, false, false); -} - -static void -nvd0_crtc_commit(struct drm_crtc *crtc) -{ - struct nouveau_crtc *nv_crtc = nouveau_crtc(crtc); - u32 *push; - - push = evo_wait(crtc->dev, EVO_MASTER, 32); - if (push) { - evo_mthd(push, 0x0474 + (nv_crtc->index * 0x300), 1); - evo_data(push, nv_crtc->fb.tile_flags); - evo_mthd(push, 0x0440 + (nv_crtc->index * 0x300), 4); - evo_data(push, 0x83000000); - evo_data(push, nv_crtc->lut.nvbo->bo.offset >> 8); - evo_data(push, 0x00000000); - evo_data(push, 0x00000000); - evo_mthd(push, 0x045c + (nv_crtc->index * 0x300), 1); - evo_data(push, NvEvoVRAM); - evo_mthd(push, 0x0430 + (nv_crtc->index * 0x300), 1); - evo_data(push, 0xffffff00); - evo_kick(push, crtc->dev, EVO_MASTER); - } - - nvd0_crtc_cursor_show(nv_crtc, nv_crtc->cursor.visible, true); - nvd0_display_flip_next(crtc, crtc->fb, NULL, 1); -} - -static bool -nvd0_crtc_mode_fixup(struct drm_crtc *crtc, const struct drm_display_mode *mode, - struct drm_display_mode *adjusted_mode) -{ - return true; -} - -static int -nvd0_crtc_swap_fbs(struct drm_crtc *crtc, struct drm_framebuffer *old_fb) -{ - struct nouveau_framebuffer *nvfb = nouveau_framebuffer(crtc->fb); - int ret; - - ret = nouveau_bo_pin(nvfb->nvbo, TTM_PL_FLAG_VRAM); - if (ret) - return ret; - - if (old_fb) { - nvfb = nouveau_framebuffer(old_fb); - nouveau_bo_unpin(nvfb->nvbo); - } - - return 0; -} - -static int -nvd0_crtc_mode_set(struct drm_crtc *crtc, struct drm_display_mode *umode, - struct drm_display_mode *mode, int x, int y, - struct drm_framebuffer *old_fb) -{ - struct nouveau_crtc *nv_crtc = nouveau_crtc(crtc); - struct nouveau_connector *nv_connector; - u32 ilace = (mode->flags & DRM_MODE_FLAG_INTERLACE) ? 2 : 1; - u32 vscan = (mode->flags & DRM_MODE_FLAG_DBLSCAN) ? 2 : 1; - u32 hactive, hsynce, hbackp, hfrontp, hblanke, hblanks; - u32 vactive, vsynce, vbackp, vfrontp, vblanke, vblanks; - u32 vblan2e = 0, vblan2s = 1; - u32 *push; - int ret; - - hactive = mode->htotal; - hsynce = mode->hsync_end - mode->hsync_start - 1; - hbackp = mode->htotal - mode->hsync_end; - hblanke = hsynce + hbackp; - hfrontp = mode->hsync_start - mode->hdisplay; - hblanks = mode->htotal - hfrontp - 1; - - vactive = mode->vtotal * vscan / ilace; - vsynce = ((mode->vsync_end - mode->vsync_start) * vscan / ilace) - 1; - vbackp = (mode->vtotal - mode->vsync_end) * vscan / ilace; - vblanke = vsynce + vbackp; - vfrontp = (mode->vsync_start - mode->vdisplay) * vscan / ilace; - vblanks = vactive - vfrontp - 1; - if (mode->flags & DRM_MODE_FLAG_INTERLACE) { - vblan2e = vactive + vsynce + vbackp; - vblan2s = vblan2e + (mode->vdisplay * vscan / ilace); - vactive = (vactive * 2) + 1; - } - - ret = nvd0_crtc_swap_fbs(crtc, old_fb); - if (ret) - return ret; - - push = evo_wait(crtc->dev, EVO_MASTER, 64); - if (push) { - evo_mthd(push, 0x0410 + (nv_crtc->index * 0x300), 6); - evo_data(push, 0x00000000); - evo_data(push, (vactive << 16) | hactive); - evo_data(push, ( vsynce << 16) | hsynce); - evo_data(push, (vblanke << 16) | hblanke); - evo_data(push, (vblanks << 16) | hblanks); - evo_data(push, (vblan2e << 16) | vblan2s); - evo_mthd(push, 0x042c + (nv_crtc->index * 0x300), 1); - evo_data(push, 0x00000000); /* ??? */ - evo_mthd(push, 0x0450 + (nv_crtc->index * 0x300), 3); - evo_data(push, mode->clock * 1000); - evo_data(push, 0x00200000); /* ??? */ - evo_data(push, mode->clock * 1000); - evo_mthd(push, 0x04d0 + (nv_crtc->index * 0x300), 2); - evo_data(push, 0x00000311); - evo_data(push, 0x00000100); - evo_kick(push, crtc->dev, EVO_MASTER); - } - - nv_connector = nouveau_crtc_connector_get(nv_crtc); - nvd0_crtc_set_dither(nv_crtc, false); - nvd0_crtc_set_scale(nv_crtc, false); - nvd0_crtc_set_image(nv_crtc, crtc->fb, x, y, false); - return 0; -} - -static int -nvd0_crtc_mode_set_base(struct drm_crtc *crtc, int x, int y, - struct drm_framebuffer *old_fb) -{ - struct nouveau_drm *drm = nouveau_drm(crtc->dev); - struct nouveau_crtc *nv_crtc = nouveau_crtc(crtc); - int ret; - - if (!crtc->fb) { - NV_DEBUG(drm, "No FB bound\n"); - return 0; - } - - ret = nvd0_crtc_swap_fbs(crtc, old_fb); - if (ret) - return ret; - - nvd0_display_flip_stop(crtc); - nvd0_crtc_set_image(nv_crtc, crtc->fb, x, y, true); - nvd0_display_flip_next(crtc, crtc->fb, NULL, 1); - return 0; -} - -static int -nvd0_crtc_mode_set_base_atomic(struct drm_crtc *crtc, - struct drm_framebuffer *fb, int x, int y, - enum mode_set_atomic state) -{ - struct nouveau_crtc *nv_crtc = nouveau_crtc(crtc); - nvd0_display_flip_stop(crtc); - nvd0_crtc_set_image(nv_crtc, fb, x, y, true); - return 0; -} - -static void -nvd0_crtc_lut_load(struct drm_crtc *crtc) -{ - struct nouveau_crtc *nv_crtc = nouveau_crtc(crtc); - void __iomem *lut = nvbo_kmap_obj_iovirtual(nv_crtc->lut.nvbo); - int i; - - for (i = 0; i < 256; i++) { - writew(0x6000 + (nv_crtc->lut.r[i] >> 2), lut + (i * 0x20) + 0); - writew(0x6000 + (nv_crtc->lut.g[i] >> 2), lut + (i * 0x20) + 2); - writew(0x6000 + (nv_crtc->lut.b[i] >> 2), lut + (i * 0x20) + 4); - } -} - -static int -nvd0_crtc_cursor_set(struct drm_crtc *crtc, struct drm_file *file_priv, - uint32_t handle, uint32_t width, uint32_t height) -{ - struct nouveau_crtc *nv_crtc = nouveau_crtc(crtc); - struct drm_device *dev = crtc->dev; - struct drm_gem_object *gem; - struct nouveau_bo *nvbo; - bool visible = (handle != 0); - int i, ret = 0; - - if (visible) { - if (width != 64 || height != 64) - return -EINVAL; - - gem = drm_gem_object_lookup(dev, file_priv, handle); - if (unlikely(!gem)) - return -ENOENT; - nvbo = nouveau_gem_object(gem); - - ret = nouveau_bo_map(nvbo); - if (ret == 0) { - for (i = 0; i < 64 * 64; i++) { - u32 v = nouveau_bo_rd32(nvbo, i); - nouveau_bo_wr32(nv_crtc->cursor.nvbo, i, v); - } - nouveau_bo_unmap(nvbo); - } - - drm_gem_object_unreference_unlocked(gem); - } - - if (visible != nv_crtc->cursor.visible) { - nvd0_crtc_cursor_show(nv_crtc, visible, true); - nv_crtc->cursor.visible = visible; - } - - return ret; -} - -static int -nvd0_crtc_cursor_move(struct drm_crtc *crtc, int x, int y) -{ - struct nouveau_crtc *nv_crtc = nouveau_crtc(crtc); - int ch = EVO_CURS(nv_crtc->index); - - evo_piow(crtc->dev, ch, 0x0084, (y << 16) | (x & 0xffff)); - evo_piow(crtc->dev, ch, 0x0080, 0x00000000); - return 0; -} - -static void -nvd0_crtc_gamma_set(struct drm_crtc *crtc, u16 *r, u16 *g, u16 *b, - uint32_t start, uint32_t size) -{ - struct nouveau_crtc *nv_crtc = nouveau_crtc(crtc); - u32 end = max(start + size, (u32)256); - u32 i; - - for (i = start; i < end; i++) { - nv_crtc->lut.r[i] = r[i]; - nv_crtc->lut.g[i] = g[i]; - nv_crtc->lut.b[i] = b[i]; - } - - nvd0_crtc_lut_load(crtc); -} - -static void -nvd0_crtc_destroy(struct drm_crtc *crtc) -{ - struct nouveau_crtc *nv_crtc = nouveau_crtc(crtc); - nouveau_bo_unmap(nv_crtc->cursor.nvbo); - nouveau_bo_ref(NULL, &nv_crtc->cursor.nvbo); - nouveau_bo_unmap(nv_crtc->lut.nvbo); - nouveau_bo_ref(NULL, &nv_crtc->lut.nvbo); - drm_crtc_cleanup(crtc); - kfree(crtc); -} - -static const struct drm_crtc_helper_funcs nvd0_crtc_hfunc = { - .dpms = nvd0_crtc_dpms, - .prepare = nvd0_crtc_prepare, - .commit = nvd0_crtc_commit, - .mode_fixup = nvd0_crtc_mode_fixup, - .mode_set = nvd0_crtc_mode_set, - .mode_set_base = nvd0_crtc_mode_set_base, - .mode_set_base_atomic = nvd0_crtc_mode_set_base_atomic, - .load_lut = nvd0_crtc_lut_load, -}; - -static const struct drm_crtc_funcs nvd0_crtc_func = { - .cursor_set = nvd0_crtc_cursor_set, - .cursor_move = nvd0_crtc_cursor_move, - .gamma_set = nvd0_crtc_gamma_set, - .set_config = drm_crtc_helper_set_config, - .destroy = nvd0_crtc_destroy, - .page_flip = nouveau_crtc_page_flip, -}; - -static void -nvd0_cursor_set_pos(struct nouveau_crtc *nv_crtc, int x, int y) -{ -} - -static void -nvd0_cursor_set_offset(struct nouveau_crtc *nv_crtc, uint32_t offset) -{ -} - -static int -nvd0_crtc_create(struct drm_device *dev, int index) -{ - struct nouveau_crtc *nv_crtc; - struct drm_crtc *crtc; - int ret, i; - - nv_crtc = kzalloc(sizeof(*nv_crtc), GFP_KERNEL); - if (!nv_crtc) - return -ENOMEM; - - nv_crtc->index = index; - nv_crtc->set_dither = nvd0_crtc_set_dither; - nv_crtc->set_scale = nvd0_crtc_set_scale; - nv_crtc->cursor.set_offset = nvd0_cursor_set_offset; - nv_crtc->cursor.set_pos = nvd0_cursor_set_pos; - for (i = 0; i < 256; i++) { - nv_crtc->lut.r[i] = i << 8; - nv_crtc->lut.g[i] = i << 8; - nv_crtc->lut.b[i] = i << 8; - } - - crtc = &nv_crtc->base; - drm_crtc_init(dev, crtc, &nvd0_crtc_func); - drm_crtc_helper_add(crtc, &nvd0_crtc_hfunc); - drm_mode_crtc_set_gamma_size(crtc, 256); - - ret = nouveau_bo_new(dev, 64 * 64 * 4, 0x100, TTM_PL_FLAG_VRAM, - 0, 0x0000, NULL, &nv_crtc->cursor.nvbo); - if (!ret) { - ret = nouveau_bo_pin(nv_crtc->cursor.nvbo, TTM_PL_FLAG_VRAM); - if (!ret) - ret = nouveau_bo_map(nv_crtc->cursor.nvbo); - if (ret) - nouveau_bo_ref(NULL, &nv_crtc->cursor.nvbo); - } - - if (ret) - goto out; - - ret = nouveau_bo_new(dev, 8192, 0x100, TTM_PL_FLAG_VRAM, - 0, 0x0000, NULL, &nv_crtc->lut.nvbo); - if (!ret) { - ret = nouveau_bo_pin(nv_crtc->lut.nvbo, TTM_PL_FLAG_VRAM); - if (!ret) - ret = nouveau_bo_map(nv_crtc->lut.nvbo); - if (ret) - nouveau_bo_ref(NULL, &nv_crtc->lut.nvbo); - } - - if (ret) - goto out; - - nvd0_crtc_lut_load(crtc); - -out: - if (ret) - nvd0_crtc_destroy(crtc); - return ret; -} - -/****************************************************************************** - * DAC - *****************************************************************************/ -static void -nvd0_dac_dpms(struct drm_encoder *encoder, int mode) -{ - struct nouveau_encoder *nv_encoder = nouveau_encoder(encoder); - struct drm_device *dev = encoder->dev; - struct nouveau_device *device = nouveau_dev(dev); - int or = nv_encoder->or; - u32 dpms_ctrl; - - dpms_ctrl = 0x80000000; - if (mode == DRM_MODE_DPMS_STANDBY || mode == DRM_MODE_DPMS_OFF) - dpms_ctrl |= 0x00000001; - if (mode == DRM_MODE_DPMS_SUSPEND || mode == DRM_MODE_DPMS_OFF) - dpms_ctrl |= 0x00000004; - - nv_wait(device, 0x61a004 + (or * 0x0800), 0x80000000, 0x00000000); - nv_mask(device, 0x61a004 + (or * 0x0800), 0xc000007f, dpms_ctrl); - nv_wait(device, 0x61a004 + (or * 0x0800), 0x80000000, 0x00000000); -} - -static bool -nvd0_dac_mode_fixup(struct drm_encoder *encoder, - const struct drm_display_mode *mode, - struct drm_display_mode *adjusted_mode) -{ - struct nouveau_encoder *nv_encoder = nouveau_encoder(encoder); - struct nouveau_connector *nv_connector; - - nv_connector = nouveau_encoder_connector_get(nv_encoder); - if (nv_connector && nv_connector->native_mode) { - if (nv_connector->scaling_mode != DRM_MODE_SCALE_NONE) { - int id = adjusted_mode->base.id; - *adjusted_mode = *nv_connector->native_mode; - adjusted_mode->base.id = id; - } - } - - return true; -} - -static void -nvd0_dac_commit(struct drm_encoder *encoder) -{ -} - -static void -nvd0_dac_mode_set(struct drm_encoder *encoder, struct drm_display_mode *mode, - struct drm_display_mode *adjusted_mode) -{ - struct nouveau_encoder *nv_encoder = nouveau_encoder(encoder); - struct nouveau_crtc *nv_crtc = nouveau_crtc(encoder->crtc); - u32 syncs, magic, *push; - - syncs = 0x00000001; - if (mode->flags & DRM_MODE_FLAG_NHSYNC) - syncs |= 0x00000008; - if (mode->flags & DRM_MODE_FLAG_NVSYNC) - syncs |= 0x00000010; - - magic = 0x31ec6000 | (nv_crtc->index << 25); - if (mode->flags & DRM_MODE_FLAG_INTERLACE) - magic |= 0x00000001; - - nvd0_dac_dpms(encoder, DRM_MODE_DPMS_ON); - - push = evo_wait(encoder->dev, EVO_MASTER, 8); - if (push) { - 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), 2); - evo_data(push, 1 << nv_crtc->index); - evo_data(push, 0x00ff); - evo_kick(push, encoder->dev, EVO_MASTER); - } - - nv_encoder->crtc = encoder->crtc; -} - -static void -nvd0_dac_disconnect(struct drm_encoder *encoder) -{ - struct nouveau_encoder *nv_encoder = nouveau_encoder(encoder); - struct drm_device *dev = encoder->dev; - u32 *push; - - if (nv_encoder->crtc) { - nvd0_crtc_prepare(nv_encoder->crtc); - - push = evo_wait(dev, EVO_MASTER, 4); - if (push) { - evo_mthd(push, 0x0180 + (nv_encoder->or * 0x20), 1); - evo_data(push, 0x00000000); - evo_mthd(push, 0x0080, 1); - evo_data(push, 0x00000000); - evo_kick(push, dev, EVO_MASTER); - } - - nv_encoder->crtc = NULL; - } -} - -static enum drm_connector_status -nvd0_dac_detect(struct drm_encoder *encoder, struct drm_connector *connector) -{ - enum drm_connector_status status = connector_status_disconnected; - struct nouveau_encoder *nv_encoder = nouveau_encoder(encoder); - struct drm_device *dev = encoder->dev; - struct nouveau_device *device = nouveau_dev(dev); - int or = nv_encoder->or; - u32 load; - - nv_wr32(device, 0x61a00c + (or * 0x800), 0x00100000); - udelay(9500); - nv_wr32(device, 0x61a00c + (or * 0x800), 0x80000000); - - load = nv_rd32(device, 0x61a00c + (or * 0x800)); - if ((load & 0x38000000) == 0x38000000) - status = connector_status_connected; - - nv_wr32(device, 0x61a00c + (or * 0x800), 0x00000000); - return status; -} - -static void -nvd0_dac_destroy(struct drm_encoder *encoder) -{ - drm_encoder_cleanup(encoder); - kfree(encoder); -} - -static const struct drm_encoder_helper_funcs nvd0_dac_hfunc = { - .dpms = nvd0_dac_dpms, - .mode_fixup = nvd0_dac_mode_fixup, - .prepare = nvd0_dac_disconnect, - .commit = nvd0_dac_commit, - .mode_set = nvd0_dac_mode_set, - .disable = nvd0_dac_disconnect, - .get_crtc = nvd0_display_crtc_get, - .detect = nvd0_dac_detect -}; - -static const struct drm_encoder_funcs nvd0_dac_func = { - .destroy = nvd0_dac_destroy, -}; - -static int -nvd0_dac_create(struct drm_connector *connector, struct dcb_output *dcbe) -{ - struct drm_device *dev = connector->dev; - struct nouveau_encoder *nv_encoder; - struct drm_encoder *encoder; - - nv_encoder = kzalloc(sizeof(*nv_encoder), GFP_KERNEL); - if (!nv_encoder) - return -ENOMEM; - nv_encoder->dcb = dcbe; - nv_encoder->or = ffs(dcbe->or) - 1; - - encoder = to_drm_encoder(nv_encoder); - encoder->possible_crtcs = dcbe->heads; - encoder->possible_clones = 0; - drm_encoder_init(dev, encoder, &nvd0_dac_func, DRM_MODE_ENCODER_DAC); - drm_encoder_helper_add(encoder, &nvd0_dac_hfunc); - - drm_mode_connector_attach_encoder(connector, encoder); - return 0; -} - -/****************************************************************************** - * Audio - *****************************************************************************/ -static void -nvd0_audio_mode_set(struct drm_encoder *encoder, struct drm_display_mode *mode) -{ - struct nouveau_encoder *nv_encoder = nouveau_encoder(encoder); - struct nouveau_connector *nv_connector; - struct drm_device *dev = encoder->dev; - struct nouveau_device *device = nouveau_dev(dev); - int i, or = nv_encoder->or * 0x30; - - nv_connector = nouveau_encoder_connector_get(nv_encoder); - if (!drm_detect_monitor_audio(nv_connector->edid)) - return; - - nv_mask(device, 0x10ec10 + or, 0x80000003, 0x80000001); - - drm_edid_to_eld(&nv_connector->base, nv_connector->edid); - if (nv_connector->base.eld[0]) { - u8 *eld = nv_connector->base.eld; - - for (i = 0; i < eld[2] * 4; i++) - nv_wr32(device, 0x10ec00 + or, (i << 8) | eld[i]); - for (i = eld[2] * 4; i < 0x60; i++) - nv_wr32(device, 0x10ec00 + or, (i << 8) | 0x00); - - nv_mask(device, 0x10ec10 + or, 0x80000002, 0x80000002); - } -} - -static void -nvd0_audio_disconnect(struct drm_encoder *encoder) -{ - struct nouveau_encoder *nv_encoder = nouveau_encoder(encoder); - struct drm_device *dev = encoder->dev; - struct nouveau_device *device = nouveau_dev(dev); - int or = nv_encoder->or * 0x30; - - nv_mask(device, 0x10ec10 + or, 0x80000003, 0x80000000); -} - -/****************************************************************************** - * HDMI - *****************************************************************************/ -static void -nvd0_hdmi_mode_set(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 drm_device *dev = encoder->dev; - struct nouveau_device *device = nouveau_dev(dev); - int head = nv_crtc->index * 0x800; - u32 rekey = 56; /* binary driver, and tegra constant */ - u32 max_ac_packet; - - nv_connector = nouveau_encoder_connector_get(nv_encoder); - if (!drm_detect_hdmi_monitor(nv_connector->edid)) - return; - - max_ac_packet = mode->htotal - mode->hdisplay; - max_ac_packet -= rekey; - max_ac_packet -= 18; /* constant from tegra */ - max_ac_packet /= 32; - - /* AVI InfoFrame */ - nv_mask(device, 0x616714 + head, 0x00000001, 0x00000000); - nv_wr32(device, 0x61671c + head, 0x000d0282); - nv_wr32(device, 0x616720 + head, 0x0000006f); - nv_wr32(device, 0x616724 + head, 0x00000000); - nv_wr32(device, 0x616728 + head, 0x00000000); - nv_wr32(device, 0x61672c + head, 0x00000000); - nv_mask(device, 0x616714 + head, 0x00000001, 0x00000001); - - /* ??? InfoFrame? */ - nv_mask(device, 0x6167a4 + head, 0x00000001, 0x00000000); - nv_wr32(device, 0x6167ac + head, 0x00000010); - nv_mask(device, 0x6167a4 + head, 0x00000001, 0x00000001); - - /* HDMI_CTRL */ - nv_mask(device, 0x616798 + head, 0x401f007f, 0x40000000 | rekey | - max_ac_packet << 16); - - /* NFI, audio doesn't work without it though.. */ - nv_mask(device, 0x616548 + head, 0x00000070, 0x00000000); - - nvd0_audio_mode_set(encoder, mode); -} - -static void -nvd0_hdmi_disconnect(struct drm_encoder *encoder) -{ - struct nouveau_encoder *nv_encoder = nouveau_encoder(encoder); - struct nouveau_crtc *nv_crtc = nouveau_crtc(nv_encoder->crtc); - struct drm_device *dev = encoder->dev; - struct nouveau_device *device = nouveau_dev(dev); - int head = nv_crtc->index * 0x800; - - nvd0_audio_disconnect(encoder); - - nv_mask(device, 0x616798 + head, 0x40000000, 0x00000000); - nv_mask(device, 0x6167a4 + head, 0x00000001, 0x00000000); - nv_mask(device, 0x616714 + head, 0x00000001, 0x00000000); -} - -/****************************************************************************** - * SOR - *****************************************************************************/ -static inline u32 -nvd0_sor_dp_lane_map(struct drm_device *dev, struct dcb_output *dcb, u8 lane) -{ - static const u8 nvd0[] = { 16, 8, 0, 24 }; - return nvd0[lane]; -} - -static void -nvd0_sor_dp_train_set(struct drm_device *dev, struct dcb_output *dcb, u8 pattern) -{ - struct nouveau_device *device = nouveau_dev(dev); - const u32 or = ffs(dcb->or) - 1, link = !(dcb->sorconf.link & 1); - const u32 loff = (or * 0x800) + (link * 0x80); - nv_mask(device, 0x61c110 + loff, 0x0f0f0f0f, 0x01010101 * pattern); -} - -static void -nvd0_sor_dp_train_adj(struct drm_device *dev, struct dcb_output *dcb, - u8 lane, u8 swing, u8 preem) -{ - struct nouveau_device *device = nouveau_dev(dev); - struct nouveau_drm *drm = nouveau_drm(dev); - const u32 or = ffs(dcb->or) - 1, link = !(dcb->sorconf.link & 1); - const u32 loff = (or * 0x800) + (link * 0x80); - u32 shift = nvd0_sor_dp_lane_map(dev, dcb, lane); - u32 mask = 0x000000ff << shift; - u8 *table, *entry, *config = NULL; - - switch (swing) { - case 0: preem += 0; break; - case 1: preem += 4; break; - case 2: preem += 7; break; - case 3: preem += 9; break; - } - - table = nouveau_dp_bios_data(dev, dcb, &entry); - if (table) { - if (table[0] == 0x30) { - config = entry + table[4]; - config += table[5] * preem; - } else - if (table[0] == 0x40) { - config = table + table[1]; - config += table[2] * table[3]; - config += table[6] * preem; - } - } - - if (!config) { - NV_ERROR(drm, "PDISP: unsupported DP table for chipset\n"); - return; - } - - nv_mask(device, 0x61c118 + loff, mask, config[1] << shift); - nv_mask(device, 0x61c120 + loff, mask, config[2] << shift); - nv_mask(device, 0x61c130 + loff, 0x0000ff00, config[3] << 8); - nv_mask(device, 0x61c13c + loff, 0x00000000, 0x00000000); -} - -static void -nvd0_sor_dp_link_set(struct drm_device *dev, struct dcb_output *dcb, int crtc, - int link_nr, u32 link_bw, bool enhframe) -{ - struct nouveau_device *device = nouveau_dev(dev); - const u32 or = ffs(dcb->or) - 1, link = !(dcb->sorconf.link & 1); - const u32 loff = (or * 0x800) + (link * 0x80); - const u32 soff = (or * 0x800); - u32 dpctrl = nv_rd32(device, 0x61c10c + loff) & ~0x001f4000; - u32 clksor = nv_rd32(device, 0x612300 + soff) & ~0x007c0000; - u32 script = 0x0000, lane_mask = 0; - u8 *table, *entry; - int i; - - link_bw /= 27000; - - table = nouveau_dp_bios_data(dev, dcb, &entry); - if (table) { - if (table[0] == 0x30) entry = ROMPTR(dev, entry[10]); - else if (table[0] == 0x40) entry = ROMPTR(dev, entry[9]); - else entry = NULL; - - while (entry) { - if (entry[0] >= link_bw) - break; - entry += 3; - } - - nouveau_bios_run_init_table(dev, script, dcb, crtc); - } - - clksor |= link_bw << 18; - dpctrl |= ((1 << link_nr) - 1) << 16; - if (enhframe) - dpctrl |= 0x00004000; - - for (i = 0; i < link_nr; i++) - lane_mask |= 1 << (nvd0_sor_dp_lane_map(dev, dcb, i) >> 3); - - nv_wr32(device, 0x612300 + soff, clksor); - nv_wr32(device, 0x61c10c + loff, dpctrl); - nv_mask(device, 0x61c130 + loff, 0x0000000f, lane_mask); -} - -static void -nvd0_sor_dp_link_get(struct drm_device *dev, struct dcb_output *dcb, - u32 *link_nr, u32 *link_bw) -{ - struct nouveau_device *device = nouveau_dev(dev); - const u32 or = ffs(dcb->or) - 1, link = !(dcb->sorconf.link & 1); - const u32 loff = (or * 0x800) + (link * 0x80); - const u32 soff = (or * 0x800); - u32 dpctrl = nv_rd32(device, 0x61c10c + loff) & 0x000f0000; - u32 clksor = nv_rd32(device, 0x612300 + soff); - - if (dpctrl > 0x00030000) *link_nr = 4; - else if (dpctrl > 0x00010000) *link_nr = 2; - else *link_nr = 1; - - *link_bw = (clksor & 0x007c0000) >> 18; - *link_bw *= 27000; -} - -static void -nvd0_sor_dp_calc_tu(struct drm_device *dev, struct dcb_output *dcb, - u32 crtc, u32 datarate) -{ - struct nouveau_device *device = nouveau_dev(dev); - const u32 symbol = 100000; - const u32 TU = 64; - u32 link_nr, link_bw; - u64 ratio, value; - - nvd0_sor_dp_link_get(dev, dcb, &link_nr, &link_bw); - - ratio = datarate; - ratio *= symbol; - do_div(ratio, link_nr * link_bw); - - value = (symbol - ratio) * TU; - value *= ratio; - do_div(value, symbol); - do_div(value, symbol); - - value += 5; - value |= 0x08000000; - - nv_wr32(device, 0x616610 + (crtc * 0x800), value); -} - -static void -nvd0_sor_dpms(struct drm_encoder *encoder, int mode) -{ - struct nouveau_encoder *nv_encoder = nouveau_encoder(encoder); - struct drm_device *dev = encoder->dev; - struct nouveau_device *device = nouveau_dev(dev); - struct drm_encoder *partner; - int or = nv_encoder->or; - u32 dpms_ctrl; - - nv_encoder->last_dpms = mode; - - list_for_each_entry(partner, &dev->mode_config.encoder_list, head) { - struct nouveau_encoder *nv_partner = nouveau_encoder(partner); - - if (partner->encoder_type != DRM_MODE_ENCODER_TMDS) - continue; - - if (nv_partner != nv_encoder && - nv_partner->dcb->or == nv_encoder->dcb->or) { - if (nv_partner->last_dpms == DRM_MODE_DPMS_ON) - return; - break; - } - } - - dpms_ctrl = (mode == DRM_MODE_DPMS_ON); - dpms_ctrl |= 0x80000000; - - nv_wait(device, 0x61c004 + (or * 0x0800), 0x80000000, 0x00000000); - nv_mask(device, 0x61c004 + (or * 0x0800), 0x80000001, dpms_ctrl); - nv_wait(device, 0x61c004 + (or * 0x0800), 0x80000000, 0x00000000); - nv_wait(device, 0x61c030 + (or * 0x0800), 0x10000000, 0x00000000); - - if (nv_encoder->dcb->type == DCB_OUTPUT_DP) { - struct dp_train_func func = { - .link_set = nvd0_sor_dp_link_set, - .train_set = nvd0_sor_dp_train_set, - .train_adj = nvd0_sor_dp_train_adj - }; - - nouveau_dp_dpms(encoder, mode, nv_encoder->dp.datarate, &func); - } -} - -static bool -nvd0_sor_mode_fixup(struct drm_encoder *encoder, - const struct drm_display_mode *mode, - struct drm_display_mode *adjusted_mode) -{ - struct nouveau_encoder *nv_encoder = nouveau_encoder(encoder); - struct nouveau_connector *nv_connector; - - nv_connector = nouveau_encoder_connector_get(nv_encoder); - if (nv_connector && nv_connector->native_mode) { - if (nv_connector->scaling_mode != DRM_MODE_SCALE_NONE) { - int id = adjusted_mode->base.id; - *adjusted_mode = *nv_connector->native_mode; - adjusted_mode->base.id = id; - } - } - - return true; -} - -static void -nvd0_sor_disconnect(struct drm_encoder *encoder) -{ - struct nouveau_encoder *nv_encoder = nouveau_encoder(encoder); - struct drm_device *dev = encoder->dev; - u32 *push; - - if (nv_encoder->crtc) { - nvd0_crtc_prepare(nv_encoder->crtc); - - push = evo_wait(dev, EVO_MASTER, 4); - if (push) { - evo_mthd(push, 0x0200 + (nv_encoder->or * 0x20), 1); - evo_data(push, 0x00000000); - evo_mthd(push, 0x0080, 1); - evo_data(push, 0x00000000); - evo_kick(push, dev, EVO_MASTER); - } - - nvd0_hdmi_disconnect(encoder); - - nv_encoder->crtc = NULL; - nv_encoder->last_dpms = DRM_MODE_DPMS_OFF; - } -} - -static void -nvd0_sor_prepare(struct drm_encoder *encoder) -{ - nvd0_sor_disconnect(encoder); - if (nouveau_encoder(encoder)->dcb->type == DCB_OUTPUT_DP) - evo_sync(encoder->dev, EVO_MASTER); -} - -static void -nvd0_sor_commit(struct drm_encoder *encoder) -{ -} - -static void -nvd0_sor_mode_set(struct drm_encoder *encoder, struct drm_display_mode *umode, - struct drm_display_mode *mode) -{ - struct drm_device *dev = encoder->dev; - struct nouveau_drm *drm = nouveau_drm(dev); - struct nouveau_encoder *nv_encoder = nouveau_encoder(encoder); - struct nouveau_crtc *nv_crtc = nouveau_crtc(encoder->crtc); - struct nouveau_connector *nv_connector; - struct nvbios *bios = &drm->vbios; - u32 mode_ctrl = (1 << nv_crtc->index); - u32 syncs, magic, *push; - u32 or_config; - - syncs = 0x00000001; - if (mode->flags & DRM_MODE_FLAG_NHSYNC) - syncs |= 0x00000008; - if (mode->flags & DRM_MODE_FLAG_NVSYNC) - syncs |= 0x00000010; - - magic = 0x31ec6000 | (nv_crtc->index << 25); - if (mode->flags & DRM_MODE_FLAG_INTERLACE) - magic |= 0x00000001; - - nv_connector = nouveau_encoder_connector_get(nv_encoder); - switch (nv_encoder->dcb->type) { - case DCB_OUTPUT_TMDS: - if (nv_encoder->dcb->sorconf.link & 1) { - if (mode->clock < 165000) - mode_ctrl |= 0x00000100; - else - mode_ctrl |= 0x00000500; - } else { - mode_ctrl |= 0x00000200; - } - - or_config = (mode_ctrl & 0x00000f00) >> 8; - if (mode->clock >= 165000) - or_config |= 0x0100; - - nvd0_hdmi_mode_set(encoder, mode); - break; - case DCB_OUTPUT_LVDS: - or_config = (mode_ctrl & 0x00000f00) >> 8; - if (bios->fp_no_ddc) { - if (bios->fp.dual_link) - or_config |= 0x0100; - if (bios->fp.if_is_24bit) - or_config |= 0x0200; - } else { - if (nv_connector->type == DCB_CONNECTOR_LVDS_SPWG) { - if (((u8 *)nv_connector->edid)[121] == 2) - or_config |= 0x0100; - } else - if (mode->clock >= bios->fp.duallink_transition_clk) { - or_config |= 0x0100; - } - - if (or_config & 0x0100) { - if (bios->fp.strapless_is_24bit & 2) - or_config |= 0x0200; - } else { - if (bios->fp.strapless_is_24bit & 1) - or_config |= 0x0200; - } - - if (nv_connector->base.display_info.bpc == 8) - or_config |= 0x0200; - - } - break; - case DCB_OUTPUT_DP: - if (nv_connector->base.display_info.bpc == 6) { - nv_encoder->dp.datarate = mode->clock * 18 / 8; - syncs |= 0x00000002 << 6; - } else { - nv_encoder->dp.datarate = mode->clock * 24 / 8; - syncs |= 0x00000005 << 6; - } - - if (nv_encoder->dcb->sorconf.link & 1) - mode_ctrl |= 0x00000800; - else - mode_ctrl |= 0x00000900; - - or_config = (mode_ctrl & 0x00000f00) >> 8; - break; - default: - BUG_ON(1); - break; - } - - nvd0_sor_dpms(encoder, DRM_MODE_DPMS_ON); - - if (nv_encoder->dcb->type == DCB_OUTPUT_DP) { - nvd0_sor_dp_calc_tu(dev, nv_encoder->dcb, nv_crtc->index, - nv_encoder->dp.datarate); - } - - push = evo_wait(dev, EVO_MASTER, 8); - if (push) { - evo_mthd(push, 0x0404 + (nv_crtc->index * 0x300), 2); - evo_data(push, syncs); - evo_data(push, magic); - evo_mthd(push, 0x0200 + (nv_encoder->or * 0x020), 2); - evo_data(push, mode_ctrl); - evo_data(push, or_config); - evo_kick(push, dev, EVO_MASTER); - } - - nv_encoder->crtc = encoder->crtc; -} - -static void -nvd0_sor_destroy(struct drm_encoder *encoder) -{ - drm_encoder_cleanup(encoder); - kfree(encoder); -} - -static const struct drm_encoder_helper_funcs nvd0_sor_hfunc = { - .dpms = nvd0_sor_dpms, - .mode_fixup = nvd0_sor_mode_fixup, - .prepare = nvd0_sor_prepare, - .commit = nvd0_sor_commit, - .mode_set = nvd0_sor_mode_set, - .disable = nvd0_sor_disconnect, - .get_crtc = nvd0_display_crtc_get, -}; - -static const struct drm_encoder_funcs nvd0_sor_func = { - .destroy = nvd0_sor_destroy, -}; - -static int -nvd0_sor_create(struct drm_connector *connector, struct dcb_output *dcbe) -{ - struct drm_device *dev = connector->dev; - struct nouveau_encoder *nv_encoder; - struct drm_encoder *encoder; - - nv_encoder = kzalloc(sizeof(*nv_encoder), GFP_KERNEL); - if (!nv_encoder) - return -ENOMEM; - nv_encoder->dcb = dcbe; - nv_encoder->or = ffs(dcbe->or) - 1; - nv_encoder->last_dpms = DRM_MODE_DPMS_OFF; - - encoder = to_drm_encoder(nv_encoder); - encoder->possible_crtcs = dcbe->heads; - encoder->possible_clones = 0; - drm_encoder_init(dev, encoder, &nvd0_sor_func, DRM_MODE_ENCODER_TMDS); - drm_encoder_helper_add(encoder, &nvd0_sor_hfunc); - - drm_mode_connector_attach_encoder(connector, encoder); - return 0; -} - -/****************************************************************************** - * IRQ - *****************************************************************************/ -static struct dcb_output * -lookup_dcb(struct drm_device *dev, int id, u32 mc) -{ - struct nouveau_drm *drm = nouveau_drm(dev); - int type, or, i, link = -1; - - if (id < 4) { - type = DCB_OUTPUT_ANALOG; - or = id; - } else { - switch (mc & 0x00000f00) { - case 0x00000000: link = 0; type = DCB_OUTPUT_LVDS; break; - case 0x00000100: link = 0; type = DCB_OUTPUT_TMDS; break; - case 0x00000200: link = 1; type = DCB_OUTPUT_TMDS; break; - case 0x00000500: link = 0; type = DCB_OUTPUT_TMDS; break; - case 0x00000800: link = 0; type = DCB_OUTPUT_DP; break; - case 0x00000900: link = 1; type = DCB_OUTPUT_DP; break; - default: - NV_ERROR(drm, "PDISP: unknown SOR mc 0x%08x\n", mc); - return NULL; - } - - or = id - 4; - } - - for (i = 0; i < drm->vbios.dcb.entries; i++) { - struct dcb_output *dcb = &drm->vbios.dcb.entry[i]; - if (dcb->type == type && (dcb->or & (1 << or)) && - (link < 0 || link == !(dcb->sorconf.link & 1))) - return dcb; - } - - NV_ERROR(drm, "PDISP: DCB for %d/0x%08x not found\n", id, mc); - return NULL; -} - -static void -nvd0_display_unk1_handler(struct drm_device *dev, u32 crtc, u32 mask) -{ - struct nouveau_device *device = nouveau_dev(dev); - struct dcb_output *dcb; - int i; - - for (i = 0; mask && i < 8; i++) { - u32 mcc = nv_rd32(device, 0x640180 + (i * 0x20)); - if (!(mcc & (1 << crtc))) - continue; - - dcb = lookup_dcb(dev, i, mcc); - if (!dcb) - continue; - - nouveau_bios_run_display_table(dev, 0x0000, -1, dcb, crtc); - } - - nv_wr32(device, 0x6101d4, 0x00000000); - nv_wr32(device, 0x6109d4, 0x00000000); - nv_wr32(device, 0x6101d0, 0x80000000); -} - -static void -nvd0_display_unk2_handler(struct drm_device *dev, u32 crtc, u32 mask) -{ - struct nouveau_device *device = nouveau_dev(dev); - struct nouveau_drm *drm = nouveau_drm(dev); - struct dcb_output *dcb; - u32 or, tmp, pclk; - int i; - - for (i = 0; mask && i < 8; i++) { - u32 mcc = nv_rd32(device, 0x640180 + (i * 0x20)); - if (!(mcc & (1 << crtc))) - continue; - - dcb = lookup_dcb(dev, i, mcc); - if (!dcb) - continue; - - nouveau_bios_run_display_table(dev, 0x0000, -2, dcb, crtc); - } - - pclk = nv_rd32(device, 0x660450 + (crtc * 0x300)) / 1000; - NV_DEBUG(drm, "PDISP: crtc %d pclk %d mask 0x%08x\n", - crtc, pclk, mask); - if (pclk && (mask & 0x00010000)) { - nv50_crtc_set_clock(dev, crtc, pclk); - } - - for (i = 0; mask && i < 8; i++) { - u32 mcp = nv_rd32(device, 0x660180 + (i * 0x20)); - u32 cfg = nv_rd32(device, 0x660184 + (i * 0x20)); - if (!(mcp & (1 << crtc))) - continue; - - dcb = lookup_dcb(dev, i, mcp); - if (!dcb) - continue; - or = ffs(dcb->or) - 1; - - nouveau_bios_run_display_table(dev, cfg, pclk, dcb, crtc); - - nv_wr32(device, 0x612200 + (crtc * 0x800), 0x00000000); - switch (dcb->type) { - case DCB_OUTPUT_ANALOG: - nv_wr32(device, 0x612280 + (or * 0x800), 0x00000000); - break; - case DCB_OUTPUT_TMDS: - case DCB_OUTPUT_LVDS: - case DCB_OUTPUT_DP: - if (cfg & 0x00000100) - tmp = 0x00000101; - else - tmp = 0x00000000; - - nv_mask(device, 0x612300 + (or * 0x800), 0x00000707, tmp); - break; - default: - break; - } - - break; - } - - nv_wr32(device, 0x6101d4, 0x00000000); - nv_wr32(device, 0x6109d4, 0x00000000); - nv_wr32(device, 0x6101d0, 0x80000000); -} - -static void -nvd0_display_unk4_handler(struct drm_device *dev, u32 crtc, u32 mask) -{ - struct nouveau_device *device = nouveau_dev(dev); - struct dcb_output *dcb; - int pclk, i; - - pclk = nv_rd32(device, 0x660450 + (crtc * 0x300)) / 1000; - - for (i = 0; mask && i < 8; i++) { - u32 mcp = nv_rd32(device, 0x660180 + (i * 0x20)); - u32 cfg = nv_rd32(device, 0x660184 + (i * 0x20)); - if (!(mcp & (1 << crtc))) - continue; - - dcb = lookup_dcb(dev, i, mcp); - if (!dcb) - continue; - - nouveau_bios_run_display_table(dev, cfg, -pclk, dcb, crtc); - } - - nv_wr32(device, 0x6101d4, 0x00000000); - nv_wr32(device, 0x6109d4, 0x00000000); - nv_wr32(device, 0x6101d0, 0x80000000); -} - -static void -nvd0_display_bh(unsigned long data) -{ - struct drm_device *dev = (struct drm_device *)data; - struct nouveau_device *device = nouveau_dev(dev); - struct nouveau_drm *drm = nouveau_drm(dev); - struct nvd0_display *disp = nvd0_display(dev); - u32 mask = 0, crtc = ~0; - int i; - - if (drm_debug & (DRM_UT_DRIVER | DRM_UT_KMS)) { - NV_INFO(drm, "PDISP: modeset req %d\n", disp->modeset); - NV_INFO(drm, " STAT: 0x%08x 0x%08x 0x%08x\n", - nv_rd32(device, 0x6101d0), - nv_rd32(device, 0x6101d4), nv_rd32(device, 0x6109d4)); - for (i = 0; i < 8; i++) { - NV_INFO(drm, " %s%d: 0x%08x 0x%08x\n", - i < 4 ? "DAC" : "SOR", i, - nv_rd32(device, 0x640180 + (i * 0x20)), - nv_rd32(device, 0x660180 + (i * 0x20))); - } - } - - while (!mask && ++crtc < dev->mode_config.num_crtc) - mask = nv_rd32(device, 0x6101d4 + (crtc * 0x800)); - - if (disp->modeset & 0x00000001) - nvd0_display_unk1_handler(dev, crtc, mask); - if (disp->modeset & 0x00000002) - nvd0_display_unk2_handler(dev, crtc, mask); - if (disp->modeset & 0x00000004) - nvd0_display_unk4_handler(dev, crtc, mask); -} - -void -nvd0_display_intr(struct drm_device *dev) -{ - struct nvd0_display *disp = nvd0_display(dev); - struct nouveau_device *device = nouveau_dev(dev); - struct nouveau_drm *drm = nouveau_drm(dev); - u32 intr = nv_rd32(device, 0x610088); - - if (intr & 0x00000001) { - u32 stat = nv_rd32(device, 0x61008c); - nv_wr32(device, 0x61008c, stat); - intr &= ~0x00000001; - } - - if (intr & 0x00000002) { - u32 stat = nv_rd32(device, 0x61009c); - int chid = ffs(stat) - 1; - if (chid >= 0) { - u32 mthd = nv_rd32(device, 0x6101f0 + (chid * 12)); - u32 data = nv_rd32(device, 0x6101f4 + (chid * 12)); - u32 unkn = nv_rd32(device, 0x6101f8 + (chid * 12)); - - NV_INFO(drm, "EvoCh: chid %d mthd 0x%04x data 0x%08x " - "0x%08x 0x%08x\n", - chid, (mthd & 0x0000ffc), data, mthd, unkn); - nv_wr32(device, 0x61009c, (1 << chid)); - nv_wr32(device, 0x6101f0 + (chid * 12), 0x90000000); - } - - intr &= ~0x00000002; - } - - if (intr & 0x00100000) { - u32 stat = nv_rd32(device, 0x6100ac); - - if (stat & 0x00000007) { - disp->modeset = stat; - tasklet_schedule(&disp->tasklet); - - nv_wr32(device, 0x6100ac, (stat & 0x00000007)); - stat &= ~0x00000007; - } - - if (stat) { - NV_INFO(drm, "PDISP: unknown intr24 0x%08x\n", stat); - nv_wr32(device, 0x6100ac, stat); - } - - intr &= ~0x00100000; - } - - intr &= ~0x0f000000; /* vblank, handled in core */ - if (intr) - NV_INFO(drm, "PDISP: unknown intr 0x%08x\n", intr); -} - -/****************************************************************************** - * Init - *****************************************************************************/ -void -nvd0_display_fini(struct drm_device *dev) -{ - int i; - - /* fini cursors + overlays + flips */ - for (i = 1; i >= 0; i--) { - evo_fini_pio(dev, EVO_CURS(i)); - evo_fini_pio(dev, EVO_OIMM(i)); - evo_fini_dma(dev, EVO_OVLY(i)); - evo_fini_dma(dev, EVO_FLIP(i)); - } - - /* fini master */ - evo_fini_dma(dev, EVO_MASTER); -} - -int -nvd0_display_init(struct drm_device *dev) -{ - struct nvd0_display *disp = nvd0_display(dev); - struct nouveau_device *device = nouveau_dev(dev); - struct nouveau_drm *drm = nouveau_drm(dev); - int ret, i; - u32 *push; - - if (nv_rd32(device, 0x6100ac) & 0x00000100) { - nv_wr32(device, 0x6100ac, 0x00000100); - nv_mask(device, 0x6194e8, 0x00000001, 0x00000000); - if (!nv_wait(device, 0x6194e8, 0x00000002, 0x00000000)) { - NV_ERROR(drm, "PDISP: 0x6194e8 0x%08x\n", - nv_rd32(device, 0x6194e8)); - return -EBUSY; - } - } - - /* nfi what these are exactly, i do know that SOR_MODE_CTRL won't - * work at all unless you do the SOR part below. - */ - for (i = 0; i < 3; i++) { - u32 dac = nv_rd32(device, 0x61a000 + (i * 0x800)); - nv_wr32(device, 0x6101c0 + (i * 0x800), dac); - } - - for (i = 0; i < 4; i++) { - u32 sor = nv_rd32(device, 0x61c000 + (i * 0x800)); - nv_wr32(device, 0x6301c4 + (i * 0x800), sor); - } - - for (i = 0; i < dev->mode_config.num_crtc; i++) { - u32 crtc0 = nv_rd32(device, 0x616104 + (i * 0x800)); - u32 crtc1 = nv_rd32(device, 0x616108 + (i * 0x800)); - u32 crtc2 = nv_rd32(device, 0x61610c + (i * 0x800)); - nv_wr32(device, 0x6101b4 + (i * 0x800), crtc0); - nv_wr32(device, 0x6101b8 + (i * 0x800), crtc1); - nv_wr32(device, 0x6101bc + (i * 0x800), crtc2); - } - - /* point at our hash table / objects, enable interrupts */ - nv_wr32(device, 0x610010, (disp->mem->addr >> 8) | 9); - nv_mask(device, 0x6100b0, 0x00000307, 0x00000307); - - /* init master */ - ret = evo_init_dma(dev, EVO_MASTER); - if (ret) - goto error; - - /* init flips + overlays + cursors */ - for (i = 0; i < dev->mode_config.num_crtc; i++) { - if ((ret = evo_init_dma(dev, EVO_FLIP(i))) || - (ret = evo_init_dma(dev, EVO_OVLY(i))) || - (ret = evo_init_pio(dev, EVO_OIMM(i))) || - (ret = evo_init_pio(dev, EVO_CURS(i)))) - goto error; - } - - push = evo_wait(dev, EVO_MASTER, 32); - if (!push) { - ret = -EBUSY; - goto error; - } - evo_mthd(push, 0x0088, 1); - evo_data(push, NvEvoSync); - evo_mthd(push, 0x0084, 1); - evo_data(push, 0x00000000); - evo_mthd(push, 0x0084, 1); - evo_data(push, 0x80000000); - evo_mthd(push, 0x008c, 1); - evo_data(push, 0x00000000); - evo_kick(push, dev, EVO_MASTER); - -error: - if (ret) - nvd0_display_fini(dev); - return ret; -} - -void -nvd0_display_destroy(struct drm_device *dev) -{ - struct nvd0_display *disp = nvd0_display(dev); - struct pci_dev *pdev = dev->pdev; - int i; - - for (i = 0; i < EVO_DMA_NR; i++) { - struct evo *evo = &disp->evo[i]; - pci_free_consistent(pdev, PAGE_SIZE, evo->ptr, evo->handle); - } - - nouveau_gpuobj_ref(NULL, &disp->mem); - nouveau_bo_unmap(disp->sync); - nouveau_bo_ref(NULL, &disp->sync); - - nouveau_display(dev)->priv = NULL; - kfree(disp); -} - -int -nvd0_display_create(struct drm_device *dev) -{ - struct nouveau_device *device = nouveau_dev(dev); - struct nouveau_drm *drm = nouveau_drm(dev); - struct nouveau_bar *bar = nouveau_bar(device); - struct nouveau_fb *pfb = nouveau_fb(device); - struct dcb_table *dcb = &drm->vbios.dcb; - struct drm_connector *connector, *tmp; - struct pci_dev *pdev = dev->pdev; - struct nvd0_display *disp; - struct dcb_output *dcbe; - int crtcs, ret, i; - - disp = kzalloc(sizeof(*disp), GFP_KERNEL); - if (!disp) - return -ENOMEM; - - nouveau_display(dev)->priv = disp; - nouveau_display(dev)->dtor = nvd0_display_destroy; - nouveau_display(dev)->init = nvd0_display_init; - nouveau_display(dev)->fini = nvd0_display_fini; - - /* create crtc objects to represent the hw heads */ - crtcs = nv_rd32(device, 0x022448); - for (i = 0; i < crtcs; i++) { - ret = nvd0_crtc_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) { - NV_WARN(drm, "skipping off-chip encoder %d/%d\n", - dcbe->type, ffs(dcbe->or) - 1); - continue; - } - - switch (dcbe->type) { - case DCB_OUTPUT_TMDS: - case DCB_OUTPUT_LVDS: - case DCB_OUTPUT_DP: - nvd0_sor_create(connector, dcbe); - break; - case DCB_OUTPUT_ANALOG: - nvd0_dac_create(connector, dcbe); - break; - default: - NV_WARN(drm, "skipping unsupported encoder %d/%d\n", - dcbe->type, ffs(dcbe->or) - 1); - continue; - } - } - - /* 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", - drm_get_connector_name(connector)); - connector->funcs->destroy(connector); - } - - /* setup interrupt handling */ - tasklet_init(&disp->tasklet, nvd0_display_bh, (unsigned long)dev); - - /* small shared memory area we use for notifiers and semaphores */ - ret = nouveau_bo_new(dev, 4096, 0x1000, TTM_PL_FLAG_VRAM, - 0, 0x0000, NULL, &disp->sync); - if (!ret) { - ret = nouveau_bo_pin(disp->sync, TTM_PL_FLAG_VRAM); - if (!ret) - ret = nouveau_bo_map(disp->sync); - if (ret) - nouveau_bo_ref(NULL, &disp->sync); - } - - if (ret) - goto out; - - /* hash table and dma objects for the memory areas we care about */ - ret = nouveau_gpuobj_new(nv_object(device), NULL, 0x4000, 0x10000, - NVOBJ_FLAG_ZERO_ALLOC, &disp->mem); - if (ret) - goto out; - - /* create evo dma channels */ - for (i = 0; i < EVO_DMA_NR; i++) { - struct evo *evo = &disp->evo[i]; - u64 offset = disp->sync->bo.offset; - u32 dmao = 0x1000 + (i * 0x100); - u32 hash = 0x0000 + (i * 0x040); - - evo->idx = i; - evo->sem.offset = EVO_SYNC(evo->idx, 0x00); - evo->ptr = pci_alloc_consistent(pdev, PAGE_SIZE, &evo->handle); - if (!evo->ptr) { - ret = -ENOMEM; - goto out; - } - - nv_wo32(disp->mem, dmao + 0x00, 0x00000049); - nv_wo32(disp->mem, dmao + 0x04, (offset + 0x0000) >> 8); - nv_wo32(disp->mem, dmao + 0x08, (offset + 0x0fff) >> 8); - nv_wo32(disp->mem, dmao + 0x0c, 0x00000000); - nv_wo32(disp->mem, dmao + 0x10, 0x00000000); - nv_wo32(disp->mem, dmao + 0x14, 0x00000000); - nv_wo32(disp->mem, hash + 0x00, NvEvoSync); - nv_wo32(disp->mem, hash + 0x04, 0x00000001 | (i << 27) | - ((dmao + 0x00) << 9)); - - nv_wo32(disp->mem, dmao + 0x20, 0x00000049); - nv_wo32(disp->mem, dmao + 0x24, 0x00000000); - nv_wo32(disp->mem, dmao + 0x28, (pfb->ram.size - 1) >> 8); - nv_wo32(disp->mem, dmao + 0x2c, 0x00000000); - nv_wo32(disp->mem, dmao + 0x30, 0x00000000); - nv_wo32(disp->mem, dmao + 0x34, 0x00000000); - nv_wo32(disp->mem, hash + 0x08, NvEvoVRAM); - nv_wo32(disp->mem, hash + 0x0c, 0x00000001 | (i << 27) | - ((dmao + 0x20) << 9)); - - nv_wo32(disp->mem, dmao + 0x40, 0x00000009); - nv_wo32(disp->mem, dmao + 0x44, 0x00000000); - nv_wo32(disp->mem, dmao + 0x48, (pfb->ram.size - 1) >> 8); - nv_wo32(disp->mem, dmao + 0x4c, 0x00000000); - nv_wo32(disp->mem, dmao + 0x50, 0x00000000); - nv_wo32(disp->mem, dmao + 0x54, 0x00000000); - nv_wo32(disp->mem, hash + 0x10, NvEvoVRAM_LP); - nv_wo32(disp->mem, hash + 0x14, 0x00000001 | (i << 27) | - ((dmao + 0x40) << 9)); - - nv_wo32(disp->mem, dmao + 0x60, 0x0fe00009); - nv_wo32(disp->mem, dmao + 0x64, 0x00000000); - nv_wo32(disp->mem, dmao + 0x68, (pfb->ram.size - 1) >> 8); - nv_wo32(disp->mem, dmao + 0x6c, 0x00000000); - nv_wo32(disp->mem, dmao + 0x70, 0x00000000); - nv_wo32(disp->mem, dmao + 0x74, 0x00000000); - nv_wo32(disp->mem, hash + 0x18, NvEvoFB32); - nv_wo32(disp->mem, hash + 0x1c, 0x00000001 | (i << 27) | - ((dmao + 0x60) << 9)); - } - - bar->flush(bar); - -out: - if (ret) - nvd0_display_destroy(dev); - return ret; -} |