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75c722d7ea
Should fix dim panel issues reported on Dell M6400/M6500. Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
1033 lines
28 KiB
C
1033 lines
28 KiB
C
/*
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* Copyright (C) 2008 Maarten Maathuis.
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* All Rights Reserved.
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*
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* Permission is hereby granted, free of charge, to any person obtaining
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* a copy of this software and associated documentation files (the
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* "Software"), to deal in the Software without restriction, including
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* without limitation the rights to use, copy, modify, merge, publish,
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* distribute, sublicense, and/or sell copies of the Software, and to
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* permit persons to whom the Software is furnished to do so, subject to
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* the following conditions:
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*
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* The above copyright notice and this permission notice (including the
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* next paragraph) shall be included in all copies or substantial
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* portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
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* IN NO EVENT SHALL THE COPYRIGHT OWNER(S) AND/OR ITS SUPPLIERS BE
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* LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
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* OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
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* WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*
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*/
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#include "nv50_display.h"
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#include "nouveau_crtc.h"
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#include "nouveau_encoder.h"
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#include "nouveau_connector.h"
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#include "nouveau_fb.h"
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#include "drm_crtc_helper.h"
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static void
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nv50_evo_channel_del(struct nouveau_channel **pchan)
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{
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struct nouveau_channel *chan = *pchan;
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if (!chan)
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return;
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*pchan = NULL;
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nouveau_gpuobj_channel_takedown(chan);
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nouveau_bo_ref(NULL, &chan->pushbuf_bo);
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if (chan->user)
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iounmap(chan->user);
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kfree(chan);
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}
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static int
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nv50_evo_dmaobj_new(struct nouveau_channel *evo, uint32_t class, uint32_t name,
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uint32_t tile_flags, uint32_t magic_flags,
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uint32_t offset, uint32_t limit)
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{
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struct drm_nouveau_private *dev_priv = evo->dev->dev_private;
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struct drm_device *dev = evo->dev;
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struct nouveau_gpuobj *obj = NULL;
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int ret;
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ret = nouveau_gpuobj_new(dev, evo, 6*4, 32, 0, &obj);
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if (ret)
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return ret;
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obj->engine = NVOBJ_ENGINE_DISPLAY;
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ret = nouveau_gpuobj_ref_add(dev, evo, name, obj, NULL);
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if (ret) {
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nouveau_gpuobj_del(dev, &obj);
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return ret;
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}
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dev_priv->engine.instmem.prepare_access(dev, true);
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nv_wo32(dev, obj, 0, (tile_flags << 22) | (magic_flags << 16) | class);
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nv_wo32(dev, obj, 1, limit);
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nv_wo32(dev, obj, 2, offset);
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nv_wo32(dev, obj, 3, 0x00000000);
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nv_wo32(dev, obj, 4, 0x00000000);
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nv_wo32(dev, obj, 5, 0x00010000);
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dev_priv->engine.instmem.finish_access(dev);
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return 0;
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}
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static int
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nv50_evo_channel_new(struct drm_device *dev, struct nouveau_channel **pchan)
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{
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struct drm_nouveau_private *dev_priv = dev->dev_private;
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struct nouveau_channel *chan;
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int ret;
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chan = kzalloc(sizeof(struct nouveau_channel), GFP_KERNEL);
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if (!chan)
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return -ENOMEM;
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*pchan = chan;
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chan->id = -1;
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chan->dev = dev;
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chan->user_get = 4;
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chan->user_put = 0;
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INIT_LIST_HEAD(&chan->ramht_refs);
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ret = nouveau_gpuobj_new_ref(dev, NULL, NULL, 0, 32768, 0x1000,
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NVOBJ_FLAG_ZERO_ALLOC, &chan->ramin);
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if (ret) {
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NV_ERROR(dev, "Error allocating EVO channel memory: %d\n", ret);
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nv50_evo_channel_del(pchan);
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return ret;
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}
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ret = nouveau_mem_init_heap(&chan->ramin_heap, chan->ramin->gpuobj->
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im_pramin->start, 32768);
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if (ret) {
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NV_ERROR(dev, "Error initialising EVO PRAMIN heap: %d\n", ret);
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nv50_evo_channel_del(pchan);
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return ret;
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}
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ret = nouveau_gpuobj_new_ref(dev, chan, chan, 0, 4096, 16,
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0, &chan->ramht);
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if (ret) {
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NV_ERROR(dev, "Unable to allocate EVO RAMHT: %d\n", ret);
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nv50_evo_channel_del(pchan);
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return ret;
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}
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if (dev_priv->chipset != 0x50) {
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ret = nv50_evo_dmaobj_new(chan, 0x3d, NvEvoFB16, 0x70, 0x19,
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0, 0xffffffff);
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if (ret) {
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nv50_evo_channel_del(pchan);
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return ret;
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}
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ret = nv50_evo_dmaobj_new(chan, 0x3d, NvEvoFB32, 0x7a, 0x19,
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0, 0xffffffff);
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if (ret) {
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nv50_evo_channel_del(pchan);
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return ret;
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}
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}
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ret = nv50_evo_dmaobj_new(chan, 0x3d, NvEvoVRAM, 0, 0x19,
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0, nouveau_mem_fb_amount(dev));
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if (ret) {
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nv50_evo_channel_del(pchan);
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return ret;
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}
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ret = nouveau_bo_new(dev, NULL, 4096, 0, TTM_PL_FLAG_VRAM, 0, 0,
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false, true, &chan->pushbuf_bo);
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if (ret == 0)
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ret = nouveau_bo_pin(chan->pushbuf_bo, TTM_PL_FLAG_VRAM);
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if (ret) {
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NV_ERROR(dev, "Error creating EVO DMA push buffer: %d\n", ret);
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nv50_evo_channel_del(pchan);
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return ret;
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}
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ret = nouveau_bo_map(chan->pushbuf_bo);
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if (ret) {
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NV_ERROR(dev, "Error mapping EVO DMA push buffer: %d\n", ret);
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nv50_evo_channel_del(pchan);
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return ret;
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}
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chan->user = ioremap(pci_resource_start(dev->pdev, 0) +
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NV50_PDISPLAY_USER(0), PAGE_SIZE);
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if (!chan->user) {
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NV_ERROR(dev, "Error mapping EVO control regs.\n");
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nv50_evo_channel_del(pchan);
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return -ENOMEM;
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}
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return 0;
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}
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int
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nv50_display_init(struct drm_device *dev)
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{
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struct drm_nouveau_private *dev_priv = dev->dev_private;
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struct nouveau_timer_engine *ptimer = &dev_priv->engine.timer;
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struct nouveau_channel *evo = dev_priv->evo;
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struct drm_connector *connector;
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uint32_t val, ram_amount, hpd_en[2];
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uint64_t start;
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int ret, i;
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NV_DEBUG_KMS(dev, "\n");
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nv_wr32(dev, 0x00610184, nv_rd32(dev, 0x00614004));
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/*
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* I think the 0x006101XX range is some kind of main control area
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* that enables things.
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*/
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/* CRTC? */
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for (i = 0; i < 2; i++) {
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val = nv_rd32(dev, 0x00616100 + (i * 0x800));
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nv_wr32(dev, 0x00610190 + (i * 0x10), val);
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val = nv_rd32(dev, 0x00616104 + (i * 0x800));
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nv_wr32(dev, 0x00610194 + (i * 0x10), val);
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val = nv_rd32(dev, 0x00616108 + (i * 0x800));
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nv_wr32(dev, 0x00610198 + (i * 0x10), val);
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val = nv_rd32(dev, 0x0061610c + (i * 0x800));
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nv_wr32(dev, 0x0061019c + (i * 0x10), val);
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}
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/* DAC */
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for (i = 0; i < 3; i++) {
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val = nv_rd32(dev, 0x0061a000 + (i * 0x800));
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nv_wr32(dev, 0x006101d0 + (i * 0x04), val);
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}
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/* SOR */
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for (i = 0; i < 4; i++) {
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val = nv_rd32(dev, 0x0061c000 + (i * 0x800));
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nv_wr32(dev, 0x006101e0 + (i * 0x04), val);
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}
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/* Something not yet in use, tv-out maybe. */
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for (i = 0; i < 3; i++) {
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val = nv_rd32(dev, 0x0061e000 + (i * 0x800));
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nv_wr32(dev, 0x006101f0 + (i * 0x04), val);
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}
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for (i = 0; i < 3; i++) {
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nv_wr32(dev, NV50_PDISPLAY_DAC_DPMS_CTRL(i), 0x00550000 |
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NV50_PDISPLAY_DAC_DPMS_CTRL_PENDING);
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nv_wr32(dev, NV50_PDISPLAY_DAC_CLK_CTRL1(i), 0x00000001);
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}
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/* This used to be in crtc unblank, but seems out of place there. */
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nv_wr32(dev, NV50_PDISPLAY_UNK_380, 0);
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/* RAM is clamped to 256 MiB. */
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ram_amount = nouveau_mem_fb_amount(dev);
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NV_DEBUG_KMS(dev, "ram_amount %d\n", ram_amount);
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if (ram_amount > 256*1024*1024)
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ram_amount = 256*1024*1024;
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nv_wr32(dev, NV50_PDISPLAY_RAM_AMOUNT, ram_amount - 1);
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nv_wr32(dev, NV50_PDISPLAY_UNK_388, 0x150000);
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nv_wr32(dev, NV50_PDISPLAY_UNK_38C, 0);
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/* The precise purpose is unknown, i suspect it has something to do
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* with text mode.
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*/
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if (nv_rd32(dev, NV50_PDISPLAY_INTR_1) & 0x100) {
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nv_wr32(dev, NV50_PDISPLAY_INTR_1, 0x100);
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nv_wr32(dev, 0x006194e8, nv_rd32(dev, 0x006194e8) & ~1);
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if (!nv_wait(0x006194e8, 2, 0)) {
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NV_ERROR(dev, "timeout: (0x6194e8 & 2) != 0\n");
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NV_ERROR(dev, "0x6194e8 = 0x%08x\n",
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nv_rd32(dev, 0x6194e8));
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return -EBUSY;
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}
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}
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/* taken from nv bug #12637, attempts to un-wedge the hw if it's
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* stuck in some unspecified state
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*/
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start = ptimer->read(dev);
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nv_wr32(dev, NV50_PDISPLAY_CHANNEL_STAT(0), 0x2b00);
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while ((val = nv_rd32(dev, NV50_PDISPLAY_CHANNEL_STAT(0))) & 0x1e0000) {
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if ((val & 0x9f0000) == 0x20000)
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nv_wr32(dev, NV50_PDISPLAY_CHANNEL_STAT(0),
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val | 0x800000);
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if ((val & 0x3f0000) == 0x30000)
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nv_wr32(dev, NV50_PDISPLAY_CHANNEL_STAT(0),
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val | 0x200000);
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if (ptimer->read(dev) - start > 1000000000ULL) {
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NV_ERROR(dev, "timeout: (0x610200 & 0x1e0000) != 0\n");
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NV_ERROR(dev, "0x610200 = 0x%08x\n", val);
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return -EBUSY;
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}
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}
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nv_wr32(dev, NV50_PDISPLAY_CTRL_STATE, NV50_PDISPLAY_CTRL_STATE_ENABLE);
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nv_wr32(dev, NV50_PDISPLAY_CHANNEL_STAT(0), 0x1000b03);
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if (!nv_wait(NV50_PDISPLAY_CHANNEL_STAT(0), 0x40000000, 0x40000000)) {
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NV_ERROR(dev, "timeout: (0x610200 & 0x40000000) == 0x40000000\n");
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NV_ERROR(dev, "0x610200 = 0x%08x\n",
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nv_rd32(dev, NV50_PDISPLAY_CHANNEL_STAT(0)));
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return -EBUSY;
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}
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for (i = 0; i < 2; i++) {
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nv_wr32(dev, NV50_PDISPLAY_CURSOR_CURSOR_CTRL2(i), 0x2000);
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if (!nv_wait(NV50_PDISPLAY_CURSOR_CURSOR_CTRL2(i),
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NV50_PDISPLAY_CURSOR_CURSOR_CTRL2_STATUS, 0)) {
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NV_ERROR(dev, "timeout: CURSOR_CTRL2_STATUS == 0\n");
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NV_ERROR(dev, "CURSOR_CTRL2 = 0x%08x\n",
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nv_rd32(dev, NV50_PDISPLAY_CURSOR_CURSOR_CTRL2(i)));
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return -EBUSY;
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}
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nv_wr32(dev, NV50_PDISPLAY_CURSOR_CURSOR_CTRL2(i),
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NV50_PDISPLAY_CURSOR_CURSOR_CTRL2_ON);
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if (!nv_wait(NV50_PDISPLAY_CURSOR_CURSOR_CTRL2(i),
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NV50_PDISPLAY_CURSOR_CURSOR_CTRL2_STATUS,
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NV50_PDISPLAY_CURSOR_CURSOR_CTRL2_STATUS_ACTIVE)) {
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NV_ERROR(dev, "timeout: "
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"CURSOR_CTRL2_STATUS_ACTIVE(%d)\n", i);
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NV_ERROR(dev, "CURSOR_CTRL2(%d) = 0x%08x\n", i,
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nv_rd32(dev, NV50_PDISPLAY_CURSOR_CURSOR_CTRL2(i)));
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return -EBUSY;
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}
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}
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nv_wr32(dev, NV50_PDISPLAY_OBJECTS, (evo->ramin->instance >> 8) | 9);
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/* initialise fifo */
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nv_wr32(dev, NV50_PDISPLAY_CHANNEL_DMA_CB(0),
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((evo->pushbuf_bo->bo.mem.mm_node->start << PAGE_SHIFT) >> 8) |
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NV50_PDISPLAY_CHANNEL_DMA_CB_LOCATION_VRAM |
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NV50_PDISPLAY_CHANNEL_DMA_CB_VALID);
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nv_wr32(dev, NV50_PDISPLAY_CHANNEL_UNK2(0), 0x00010000);
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nv_wr32(dev, NV50_PDISPLAY_CHANNEL_UNK3(0), 0x00000002);
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if (!nv_wait(0x610200, 0x80000000, 0x00000000)) {
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NV_ERROR(dev, "timeout: (0x610200 & 0x80000000) == 0\n");
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NV_ERROR(dev, "0x610200 = 0x%08x\n", nv_rd32(dev, 0x610200));
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return -EBUSY;
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}
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nv_wr32(dev, NV50_PDISPLAY_CHANNEL_STAT(0),
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(nv_rd32(dev, NV50_PDISPLAY_CHANNEL_STAT(0)) & ~0x00000003) |
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NV50_PDISPLAY_CHANNEL_STAT_DMA_ENABLED);
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nv_wr32(dev, NV50_PDISPLAY_USER_PUT(0), 0);
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nv_wr32(dev, NV50_PDISPLAY_CHANNEL_STAT(0), 0x01000003 |
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NV50_PDISPLAY_CHANNEL_STAT_DMA_ENABLED);
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nv_wr32(dev, 0x610300, nv_rd32(dev, 0x610300) & ~1);
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evo->dma.max = (4096/4) - 2;
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evo->dma.put = 0;
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evo->dma.cur = evo->dma.put;
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evo->dma.free = evo->dma.max - evo->dma.cur;
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ret = RING_SPACE(evo, NOUVEAU_DMA_SKIPS);
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if (ret)
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return ret;
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for (i = 0; i < NOUVEAU_DMA_SKIPS; i++)
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OUT_RING(evo, 0);
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ret = RING_SPACE(evo, 11);
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if (ret)
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return ret;
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BEGIN_RING(evo, 0, NV50_EVO_UNK84, 2);
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OUT_RING(evo, NV50_EVO_UNK84_NOTIFY_DISABLED);
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OUT_RING(evo, NV50_EVO_DMA_NOTIFY_HANDLE_NONE);
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BEGIN_RING(evo, 0, NV50_EVO_CRTC(0, FB_DMA), 1);
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OUT_RING(evo, NV50_EVO_CRTC_FB_DMA_HANDLE_NONE);
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BEGIN_RING(evo, 0, NV50_EVO_CRTC(0, UNK0800), 1);
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OUT_RING(evo, 0);
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BEGIN_RING(evo, 0, NV50_EVO_CRTC(0, DISPLAY_START), 1);
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OUT_RING(evo, 0);
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BEGIN_RING(evo, 0, NV50_EVO_CRTC(0, UNK082C), 1);
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OUT_RING(evo, 0);
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FIRE_RING(evo);
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if (!nv_wait(0x640004, 0xffffffff, evo->dma.put << 2))
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NV_ERROR(dev, "evo pushbuf stalled\n");
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/* enable clock change interrupts. */
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nv_wr32(dev, 0x610028, 0x00010001);
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nv_wr32(dev, NV50_PDISPLAY_INTR_EN, (NV50_PDISPLAY_INTR_EN_CLK_UNK10 |
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NV50_PDISPLAY_INTR_EN_CLK_UNK20 |
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NV50_PDISPLAY_INTR_EN_CLK_UNK40));
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/* enable hotplug interrupts */
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hpd_en[0] = hpd_en[1] = 0;
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list_for_each_entry(connector, &dev->mode_config.connector_list, head) {
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struct nouveau_connector *conn = nouveau_connector(connector);
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struct dcb_gpio_entry *gpio;
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if (connector->connector_type != DRM_MODE_CONNECTOR_DVII &&
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connector->connector_type != DRM_MODE_CONNECTOR_DVID &&
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connector->connector_type != DRM_MODE_CONNECTOR_DisplayPort)
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continue;
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gpio = nouveau_bios_gpio_entry(dev, conn->dcb->gpio_tag);
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if (!gpio)
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continue;
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hpd_en[gpio->line >> 4] |= (0x00010001 << (gpio->line & 0xf));
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}
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nv_wr32(dev, 0xe054, 0xffffffff);
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nv_wr32(dev, 0xe050, hpd_en[0]);
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if (dev_priv->chipset >= 0x90) {
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nv_wr32(dev, 0xe074, 0xffffffff);
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nv_wr32(dev, 0xe070, hpd_en[1]);
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}
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return 0;
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}
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static int nv50_display_disable(struct drm_device *dev)
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{
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struct drm_nouveau_private *dev_priv = dev->dev_private;
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struct drm_crtc *drm_crtc;
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int ret, i;
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NV_DEBUG_KMS(dev, "\n");
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list_for_each_entry(drm_crtc, &dev->mode_config.crtc_list, head) {
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struct nouveau_crtc *crtc = nouveau_crtc(drm_crtc);
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nv50_crtc_blank(crtc, true);
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}
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ret = RING_SPACE(dev_priv->evo, 2);
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if (ret == 0) {
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BEGIN_RING(dev_priv->evo, 0, NV50_EVO_UPDATE, 1);
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OUT_RING(dev_priv->evo, 0);
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}
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FIRE_RING(dev_priv->evo);
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|
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/* Almost like ack'ing a vblank interrupt, maybe in the spirit of
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* cleaning up?
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*/
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list_for_each_entry(drm_crtc, &dev->mode_config.crtc_list, head) {
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struct nouveau_crtc *crtc = nouveau_crtc(drm_crtc);
|
|
uint32_t mask = NV50_PDISPLAY_INTR_1_VBLANK_CRTC_(crtc->index);
|
|
|
|
if (!crtc->base.enabled)
|
|
continue;
|
|
|
|
nv_wr32(dev, NV50_PDISPLAY_INTR_1, mask);
|
|
if (!nv_wait(NV50_PDISPLAY_INTR_1, mask, mask)) {
|
|
NV_ERROR(dev, "timeout: (0x610024 & 0x%08x) == "
|
|
"0x%08x\n", mask, mask);
|
|
NV_ERROR(dev, "0x610024 = 0x%08x\n",
|
|
nv_rd32(dev, NV50_PDISPLAY_INTR_1));
|
|
}
|
|
}
|
|
|
|
nv_wr32(dev, NV50_PDISPLAY_CHANNEL_STAT(0), 0);
|
|
nv_wr32(dev, NV50_PDISPLAY_CTRL_STATE, 0);
|
|
if (!nv_wait(NV50_PDISPLAY_CHANNEL_STAT(0), 0x1e0000, 0)) {
|
|
NV_ERROR(dev, "timeout: (0x610200 & 0x1e0000) == 0\n");
|
|
NV_ERROR(dev, "0x610200 = 0x%08x\n",
|
|
nv_rd32(dev, NV50_PDISPLAY_CHANNEL_STAT(0)));
|
|
}
|
|
|
|
for (i = 0; i < 3; i++) {
|
|
if (!nv_wait(NV50_PDISPLAY_SOR_DPMS_STATE(i),
|
|
NV50_PDISPLAY_SOR_DPMS_STATE_WAIT, 0)) {
|
|
NV_ERROR(dev, "timeout: SOR_DPMS_STATE_WAIT(%d) == 0\n", i);
|
|
NV_ERROR(dev, "SOR_DPMS_STATE(%d) = 0x%08x\n", i,
|
|
nv_rd32(dev, NV50_PDISPLAY_SOR_DPMS_STATE(i)));
|
|
}
|
|
}
|
|
|
|
/* disable interrupts. */
|
|
nv_wr32(dev, NV50_PDISPLAY_INTR_EN, 0x00000000);
|
|
|
|
/* disable hotplug interrupts */
|
|
nv_wr32(dev, 0xe054, 0xffffffff);
|
|
nv_wr32(dev, 0xe050, 0x00000000);
|
|
if (dev_priv->chipset >= 0x90) {
|
|
nv_wr32(dev, 0xe074, 0xffffffff);
|
|
nv_wr32(dev, 0xe070, 0x00000000);
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
int nv50_display_create(struct drm_device *dev)
|
|
{
|
|
struct drm_nouveau_private *dev_priv = dev->dev_private;
|
|
struct parsed_dcb *dcb = dev_priv->vbios->dcb;
|
|
uint32_t connector[16] = {};
|
|
int ret, i;
|
|
|
|
NV_DEBUG_KMS(dev, "\n");
|
|
|
|
/* init basic kernel modesetting */
|
|
drm_mode_config_init(dev);
|
|
|
|
/* Initialise some optional connector properties. */
|
|
drm_mode_create_scaling_mode_property(dev);
|
|
drm_mode_create_dithering_property(dev);
|
|
|
|
dev->mode_config.min_width = 0;
|
|
dev->mode_config.min_height = 0;
|
|
|
|
dev->mode_config.funcs = (void *)&nouveau_mode_config_funcs;
|
|
|
|
dev->mode_config.max_width = 8192;
|
|
dev->mode_config.max_height = 8192;
|
|
|
|
dev->mode_config.fb_base = dev_priv->fb_phys;
|
|
|
|
/* Create EVO channel */
|
|
ret = nv50_evo_channel_new(dev, &dev_priv->evo);
|
|
if (ret) {
|
|
NV_ERROR(dev, "Error creating EVO channel: %d\n", ret);
|
|
return ret;
|
|
}
|
|
|
|
/* Create CRTC objects */
|
|
for (i = 0; i < 2; i++)
|
|
nv50_crtc_create(dev, i);
|
|
|
|
/* We setup the encoders from the BIOS table */
|
|
for (i = 0 ; i < dcb->entries; i++) {
|
|
struct dcb_entry *entry = &dcb->entry[i];
|
|
|
|
if (entry->location != DCB_LOC_ON_CHIP) {
|
|
NV_WARN(dev, "Off-chip encoder %d/%d unsupported\n",
|
|
entry->type, ffs(entry->or) - 1);
|
|
continue;
|
|
}
|
|
|
|
switch (entry->type) {
|
|
case OUTPUT_TMDS:
|
|
case OUTPUT_LVDS:
|
|
case OUTPUT_DP:
|
|
nv50_sor_create(dev, entry);
|
|
break;
|
|
case OUTPUT_ANALOG:
|
|
nv50_dac_create(dev, entry);
|
|
break;
|
|
default:
|
|
NV_WARN(dev, "DCB encoder %d unknown\n", entry->type);
|
|
continue;
|
|
}
|
|
|
|
connector[entry->connector] |= (1 << entry->type);
|
|
}
|
|
|
|
/* It appears that DCB 3.0+ VBIOS has a connector table, however,
|
|
* I'm not 100% certain how to decode it correctly yet so just
|
|
* look at what encoders are present on each connector index and
|
|
* attempt to derive the connector type from that.
|
|
*/
|
|
for (i = 0 ; i < dcb->entries; i++) {
|
|
struct dcb_entry *entry = &dcb->entry[i];
|
|
uint16_t encoders;
|
|
int type;
|
|
|
|
encoders = connector[entry->connector];
|
|
if (!(encoders & (1 << entry->type)))
|
|
continue;
|
|
connector[entry->connector] = 0;
|
|
|
|
if (encoders & (1 << OUTPUT_DP)) {
|
|
type = DRM_MODE_CONNECTOR_DisplayPort;
|
|
} else if (encoders & (1 << OUTPUT_TMDS)) {
|
|
if (encoders & (1 << OUTPUT_ANALOG))
|
|
type = DRM_MODE_CONNECTOR_DVII;
|
|
else
|
|
type = DRM_MODE_CONNECTOR_DVID;
|
|
} else if (encoders & (1 << OUTPUT_ANALOG)) {
|
|
type = DRM_MODE_CONNECTOR_VGA;
|
|
} else if (encoders & (1 << OUTPUT_LVDS)) {
|
|
type = DRM_MODE_CONNECTOR_LVDS;
|
|
} else {
|
|
type = DRM_MODE_CONNECTOR_Unknown;
|
|
}
|
|
|
|
if (type == DRM_MODE_CONNECTOR_Unknown)
|
|
continue;
|
|
|
|
nouveau_connector_create(dev, entry->connector, type);
|
|
}
|
|
|
|
ret = nv50_display_init(dev);
|
|
if (ret)
|
|
return ret;
|
|
|
|
return 0;
|
|
}
|
|
|
|
int nv50_display_destroy(struct drm_device *dev)
|
|
{
|
|
struct drm_nouveau_private *dev_priv = dev->dev_private;
|
|
|
|
NV_DEBUG_KMS(dev, "\n");
|
|
|
|
drm_mode_config_cleanup(dev);
|
|
|
|
nv50_display_disable(dev);
|
|
nv50_evo_channel_del(&dev_priv->evo);
|
|
|
|
return 0;
|
|
}
|
|
|
|
static inline uint32_t
|
|
nv50_display_mode_ctrl(struct drm_device *dev, bool sor, int or)
|
|
{
|
|
struct drm_nouveau_private *dev_priv = dev->dev_private;
|
|
uint32_t mc;
|
|
|
|
if (sor) {
|
|
if (dev_priv->chipset < 0x90 ||
|
|
dev_priv->chipset == 0x92 || dev_priv->chipset == 0xa0)
|
|
mc = nv_rd32(dev, NV50_PDISPLAY_SOR_MODE_CTRL_P(or));
|
|
else
|
|
mc = nv_rd32(dev, NV90_PDISPLAY_SOR_MODE_CTRL_P(or));
|
|
} else {
|
|
mc = nv_rd32(dev, NV50_PDISPLAY_DAC_MODE_CTRL_P(or));
|
|
}
|
|
|
|
return mc;
|
|
}
|
|
|
|
static int
|
|
nv50_display_irq_head(struct drm_device *dev, int *phead,
|
|
struct dcb_entry **pdcbent)
|
|
{
|
|
struct drm_nouveau_private *dev_priv = dev->dev_private;
|
|
uint32_t unk30 = nv_rd32(dev, NV50_PDISPLAY_UNK30_CTRL);
|
|
uint32_t dac = 0, sor = 0;
|
|
int head, i, or = 0, type = OUTPUT_ANY;
|
|
|
|
/* We're assuming that head 0 *or* head 1 will be active here,
|
|
* and not both. I'm not sure if the hw will even signal both
|
|
* ever, but it definitely shouldn't for us as we commit each
|
|
* CRTC separately, and submission will be blocked by the GPU
|
|
* until we handle each in turn.
|
|
*/
|
|
NV_DEBUG_KMS(dev, "0x610030: 0x%08x\n", unk30);
|
|
head = ffs((unk30 >> 9) & 3) - 1;
|
|
if (head < 0)
|
|
return -EINVAL;
|
|
|
|
/* This assumes CRTCs are never bound to multiple encoders, which
|
|
* should be the case.
|
|
*/
|
|
for (i = 0; i < 3 && type == OUTPUT_ANY; i++) {
|
|
uint32_t mc = nv50_display_mode_ctrl(dev, false, i);
|
|
if (!(mc & (1 << head)))
|
|
continue;
|
|
|
|
switch ((mc >> 8) & 0xf) {
|
|
case 0: type = OUTPUT_ANALOG; break;
|
|
case 1: type = OUTPUT_TV; break;
|
|
default:
|
|
NV_ERROR(dev, "unknown dac mode_ctrl: 0x%08x\n", dac);
|
|
return -1;
|
|
}
|
|
|
|
or = i;
|
|
}
|
|
|
|
for (i = 0; i < 4 && type == OUTPUT_ANY; i++) {
|
|
uint32_t mc = nv50_display_mode_ctrl(dev, true, i);
|
|
if (!(mc & (1 << head)))
|
|
continue;
|
|
|
|
switch ((mc >> 8) & 0xf) {
|
|
case 0: type = OUTPUT_LVDS; break;
|
|
case 1: type = OUTPUT_TMDS; break;
|
|
case 2: type = OUTPUT_TMDS; break;
|
|
case 5: type = OUTPUT_TMDS; break;
|
|
case 8: type = OUTPUT_DP; break;
|
|
case 9: type = OUTPUT_DP; break;
|
|
default:
|
|
NV_ERROR(dev, "unknown sor mode_ctrl: 0x%08x\n", sor);
|
|
return -1;
|
|
}
|
|
|
|
or = i;
|
|
}
|
|
|
|
NV_DEBUG_KMS(dev, "type %d, or %d\n", type, or);
|
|
if (type == OUTPUT_ANY) {
|
|
NV_ERROR(dev, "unknown encoder!!\n");
|
|
return -1;
|
|
}
|
|
|
|
for (i = 0; i < dev_priv->vbios->dcb->entries; i++) {
|
|
struct dcb_entry *dcbent = &dev_priv->vbios->dcb->entry[i];
|
|
|
|
if (dcbent->type != type)
|
|
continue;
|
|
|
|
if (!(dcbent->or & (1 << or)))
|
|
continue;
|
|
|
|
*phead = head;
|
|
*pdcbent = dcbent;
|
|
return 0;
|
|
}
|
|
|
|
NV_ERROR(dev, "no DCB entry for %d %d\n", dac != 0, or);
|
|
return 0;
|
|
}
|
|
|
|
static uint32_t
|
|
nv50_display_script_select(struct drm_device *dev, struct dcb_entry *dcbent,
|
|
int pxclk)
|
|
{
|
|
struct drm_nouveau_private *dev_priv = dev->dev_private;
|
|
struct nouveau_connector *nv_connector = NULL;
|
|
struct drm_encoder *encoder;
|
|
struct nvbios *bios = &dev_priv->VBIOS;
|
|
uint32_t mc, script = 0, or;
|
|
|
|
list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) {
|
|
struct nouveau_encoder *nv_encoder = nouveau_encoder(encoder);
|
|
|
|
if (nv_encoder->dcb != dcbent)
|
|
continue;
|
|
|
|
nv_connector = nouveau_encoder_connector_get(nv_encoder);
|
|
break;
|
|
}
|
|
|
|
or = ffs(dcbent->or) - 1;
|
|
mc = nv50_display_mode_ctrl(dev, dcbent->type != OUTPUT_ANALOG, or);
|
|
switch (dcbent->type) {
|
|
case OUTPUT_LVDS:
|
|
script = (mc >> 8) & 0xf;
|
|
if (bios->pub.fp_no_ddc) {
|
|
if (bios->fp.dual_link)
|
|
script |= 0x0100;
|
|
if (bios->fp.if_is_24bit)
|
|
script |= 0x0200;
|
|
} else {
|
|
if (pxclk >= bios->fp.duallink_transition_clk) {
|
|
script |= 0x0100;
|
|
if (bios->fp.strapless_is_24bit & 2)
|
|
script |= 0x0200;
|
|
} else
|
|
if (bios->fp.strapless_is_24bit & 1)
|
|
script |= 0x0200;
|
|
|
|
if (nv_connector && nv_connector->edid &&
|
|
(nv_connector->edid->revision >= 4) &&
|
|
(nv_connector->edid->input & 0x70) >= 0x20)
|
|
script |= 0x0200;
|
|
}
|
|
|
|
if (nouveau_uscript_lvds >= 0) {
|
|
NV_INFO(dev, "override script 0x%04x with 0x%04x "
|
|
"for output LVDS-%d\n", script,
|
|
nouveau_uscript_lvds, or);
|
|
script = nouveau_uscript_lvds;
|
|
}
|
|
break;
|
|
case OUTPUT_TMDS:
|
|
script = (mc >> 8) & 0xf;
|
|
if (pxclk >= 165000)
|
|
script |= 0x0100;
|
|
|
|
if (nouveau_uscript_tmds >= 0) {
|
|
NV_INFO(dev, "override script 0x%04x with 0x%04x "
|
|
"for output TMDS-%d\n", script,
|
|
nouveau_uscript_tmds, or);
|
|
script = nouveau_uscript_tmds;
|
|
}
|
|
break;
|
|
case OUTPUT_DP:
|
|
script = (mc >> 8) & 0xf;
|
|
break;
|
|
case OUTPUT_ANALOG:
|
|
script = 0xff;
|
|
break;
|
|
default:
|
|
NV_ERROR(dev, "modeset on unsupported output type!\n");
|
|
break;
|
|
}
|
|
|
|
return script;
|
|
}
|
|
|
|
static void
|
|
nv50_display_vblank_crtc_handler(struct drm_device *dev, int crtc)
|
|
{
|
|
struct drm_nouveau_private *dev_priv = dev->dev_private;
|
|
struct nouveau_channel *chan;
|
|
struct list_head *entry, *tmp;
|
|
|
|
list_for_each_safe(entry, tmp, &dev_priv->vbl_waiting) {
|
|
chan = list_entry(entry, struct nouveau_channel, nvsw.vbl_wait);
|
|
|
|
nouveau_bo_wr32(chan->notifier_bo, chan->nvsw.vblsem_offset,
|
|
chan->nvsw.vblsem_rval);
|
|
list_del(&chan->nvsw.vbl_wait);
|
|
}
|
|
}
|
|
|
|
static void
|
|
nv50_display_vblank_handler(struct drm_device *dev, uint32_t intr)
|
|
{
|
|
intr &= NV50_PDISPLAY_INTR_1_VBLANK_CRTC;
|
|
|
|
if (intr & NV50_PDISPLAY_INTR_1_VBLANK_CRTC_0)
|
|
nv50_display_vblank_crtc_handler(dev, 0);
|
|
|
|
if (intr & NV50_PDISPLAY_INTR_1_VBLANK_CRTC_1)
|
|
nv50_display_vblank_crtc_handler(dev, 1);
|
|
|
|
nv_wr32(dev, NV50_PDISPLAY_INTR_EN, nv_rd32(dev,
|
|
NV50_PDISPLAY_INTR_EN) & ~intr);
|
|
nv_wr32(dev, NV50_PDISPLAY_INTR_1, intr);
|
|
}
|
|
|
|
static void
|
|
nv50_display_unk10_handler(struct drm_device *dev)
|
|
{
|
|
struct dcb_entry *dcbent;
|
|
int head, ret;
|
|
|
|
ret = nv50_display_irq_head(dev, &head, &dcbent);
|
|
if (ret)
|
|
goto ack;
|
|
|
|
nv_wr32(dev, 0x619494, nv_rd32(dev, 0x619494) & ~8);
|
|
|
|
nouveau_bios_run_display_table(dev, dcbent, 0, -1);
|
|
|
|
ack:
|
|
nv_wr32(dev, NV50_PDISPLAY_INTR_1, NV50_PDISPLAY_INTR_1_CLK_UNK10);
|
|
nv_wr32(dev, 0x610030, 0x80000000);
|
|
}
|
|
|
|
static void
|
|
nv50_display_unk20_handler(struct drm_device *dev)
|
|
{
|
|
struct dcb_entry *dcbent;
|
|
uint32_t tmp, pclk, script;
|
|
int head, or, ret;
|
|
|
|
ret = nv50_display_irq_head(dev, &head, &dcbent);
|
|
if (ret)
|
|
goto ack;
|
|
or = ffs(dcbent->or) - 1;
|
|
pclk = nv_rd32(dev, NV50_PDISPLAY_CRTC_P(head, CLOCK)) & 0x3fffff;
|
|
script = nv50_display_script_select(dev, dcbent, pclk);
|
|
|
|
NV_DEBUG_KMS(dev, "head %d pxclk: %dKHz\n", head, pclk);
|
|
|
|
if (dcbent->type != OUTPUT_DP)
|
|
nouveau_bios_run_display_table(dev, dcbent, 0, -2);
|
|
|
|
nv50_crtc_set_clock(dev, head, pclk);
|
|
|
|
nouveau_bios_run_display_table(dev, dcbent, script, pclk);
|
|
|
|
tmp = nv_rd32(dev, NV50_PDISPLAY_CRTC_CLK_CTRL2(head));
|
|
tmp &= ~0x000000f;
|
|
nv_wr32(dev, NV50_PDISPLAY_CRTC_CLK_CTRL2(head), tmp);
|
|
|
|
if (dcbent->type != OUTPUT_ANALOG) {
|
|
tmp = nv_rd32(dev, NV50_PDISPLAY_SOR_CLK_CTRL2(or));
|
|
tmp &= ~0x00000f0f;
|
|
if (script & 0x0100)
|
|
tmp |= 0x00000101;
|
|
nv_wr32(dev, NV50_PDISPLAY_SOR_CLK_CTRL2(or), tmp);
|
|
} else {
|
|
nv_wr32(dev, NV50_PDISPLAY_DAC_CLK_CTRL2(or), 0);
|
|
}
|
|
|
|
ack:
|
|
nv_wr32(dev, NV50_PDISPLAY_INTR_1, NV50_PDISPLAY_INTR_1_CLK_UNK20);
|
|
nv_wr32(dev, 0x610030, 0x80000000);
|
|
}
|
|
|
|
static void
|
|
nv50_display_unk40_handler(struct drm_device *dev)
|
|
{
|
|
struct dcb_entry *dcbent;
|
|
int head, pclk, script, ret;
|
|
|
|
ret = nv50_display_irq_head(dev, &head, &dcbent);
|
|
if (ret)
|
|
goto ack;
|
|
pclk = nv_rd32(dev, NV50_PDISPLAY_CRTC_P(head, CLOCK)) & 0x3fffff;
|
|
script = nv50_display_script_select(dev, dcbent, pclk);
|
|
|
|
nouveau_bios_run_display_table(dev, dcbent, script, -pclk);
|
|
|
|
ack:
|
|
nv_wr32(dev, NV50_PDISPLAY_INTR_1, NV50_PDISPLAY_INTR_1_CLK_UNK40);
|
|
nv_wr32(dev, 0x610030, 0x80000000);
|
|
nv_wr32(dev, 0x619494, nv_rd32(dev, 0x619494) | 8);
|
|
}
|
|
|
|
void
|
|
nv50_display_irq_handler_bh(struct work_struct *work)
|
|
{
|
|
struct drm_nouveau_private *dev_priv =
|
|
container_of(work, struct drm_nouveau_private, irq_work);
|
|
struct drm_device *dev = dev_priv->dev;
|
|
|
|
for (;;) {
|
|
uint32_t intr0 = nv_rd32(dev, NV50_PDISPLAY_INTR_0);
|
|
uint32_t intr1 = nv_rd32(dev, NV50_PDISPLAY_INTR_1);
|
|
|
|
NV_DEBUG_KMS(dev, "PDISPLAY_INTR_BH 0x%08x 0x%08x\n", intr0, intr1);
|
|
|
|
if (intr1 & NV50_PDISPLAY_INTR_1_CLK_UNK10)
|
|
nv50_display_unk10_handler(dev);
|
|
else
|
|
if (intr1 & NV50_PDISPLAY_INTR_1_CLK_UNK20)
|
|
nv50_display_unk20_handler(dev);
|
|
else
|
|
if (intr1 & NV50_PDISPLAY_INTR_1_CLK_UNK40)
|
|
nv50_display_unk40_handler(dev);
|
|
else
|
|
break;
|
|
}
|
|
|
|
nv_wr32(dev, NV03_PMC_INTR_EN_0, 1);
|
|
}
|
|
|
|
static void
|
|
nv50_display_error_handler(struct drm_device *dev)
|
|
{
|
|
uint32_t addr, data;
|
|
|
|
nv_wr32(dev, NV50_PDISPLAY_INTR_0, 0x00010000);
|
|
addr = nv_rd32(dev, NV50_PDISPLAY_TRAPPED_ADDR);
|
|
data = nv_rd32(dev, NV50_PDISPLAY_TRAPPED_DATA);
|
|
|
|
NV_ERROR(dev, "EvoCh %d Mthd 0x%04x Data 0x%08x (0x%04x 0x%02x)\n",
|
|
0, addr & 0xffc, data, addr >> 16, (addr >> 12) & 0xf);
|
|
|
|
nv_wr32(dev, NV50_PDISPLAY_TRAPPED_ADDR, 0x90000000);
|
|
}
|
|
|
|
static void
|
|
nv50_display_irq_hotplug(struct drm_device *dev)
|
|
{
|
|
struct drm_nouveau_private *dev_priv = dev->dev_private;
|
|
struct drm_connector *connector;
|
|
const uint32_t gpio_reg[4] = { 0xe104, 0xe108, 0xe280, 0xe284 };
|
|
uint32_t unplug_mask, plug_mask, change_mask;
|
|
uint32_t hpd0, hpd1 = 0;
|
|
|
|
hpd0 = nv_rd32(dev, 0xe054) & nv_rd32(dev, 0xe050);
|
|
if (dev_priv->chipset >= 0x90)
|
|
hpd1 = nv_rd32(dev, 0xe074) & nv_rd32(dev, 0xe070);
|
|
|
|
plug_mask = (hpd0 & 0x0000ffff) | (hpd1 << 16);
|
|
unplug_mask = (hpd0 >> 16) | (hpd1 & 0xffff0000);
|
|
change_mask = plug_mask | unplug_mask;
|
|
|
|
list_for_each_entry(connector, &dev->mode_config.connector_list, head) {
|
|
struct drm_encoder_helper_funcs *helper;
|
|
struct nouveau_connector *nv_connector =
|
|
nouveau_connector(connector);
|
|
struct nouveau_encoder *nv_encoder;
|
|
struct dcb_gpio_entry *gpio;
|
|
uint32_t reg;
|
|
bool plugged;
|
|
|
|
if (!nv_connector->dcb)
|
|
continue;
|
|
|
|
gpio = nouveau_bios_gpio_entry(dev, nv_connector->dcb->gpio_tag);
|
|
if (!gpio || !(change_mask & (1 << gpio->line)))
|
|
continue;
|
|
|
|
reg = nv_rd32(dev, gpio_reg[gpio->line >> 3]);
|
|
plugged = !!(reg & (4 << ((gpio->line & 7) << 2)));
|
|
NV_INFO(dev, "%splugged %s\n", plugged ? "" : "un",
|
|
drm_get_connector_name(connector)) ;
|
|
|
|
if (!connector->encoder || !connector->encoder->crtc ||
|
|
!connector->encoder->crtc->enabled)
|
|
continue;
|
|
nv_encoder = nouveau_encoder(connector->encoder);
|
|
helper = connector->encoder->helper_private;
|
|
|
|
if (nv_encoder->dcb->type != OUTPUT_DP)
|
|
continue;
|
|
|
|
if (plugged)
|
|
helper->dpms(connector->encoder, DRM_MODE_DPMS_ON);
|
|
else
|
|
helper->dpms(connector->encoder, DRM_MODE_DPMS_OFF);
|
|
}
|
|
|
|
nv_wr32(dev, 0xe054, nv_rd32(dev, 0xe054));
|
|
if (dev_priv->chipset >= 0x90)
|
|
nv_wr32(dev, 0xe074, nv_rd32(dev, 0xe074));
|
|
}
|
|
|
|
void
|
|
nv50_display_irq_handler(struct drm_device *dev)
|
|
{
|
|
struct drm_nouveau_private *dev_priv = dev->dev_private;
|
|
uint32_t delayed = 0;
|
|
|
|
while (nv_rd32(dev, NV50_PMC_INTR_0) & NV50_PMC_INTR_0_HOTPLUG)
|
|
nv50_display_irq_hotplug(dev);
|
|
|
|
while (nv_rd32(dev, NV50_PMC_INTR_0) & NV50_PMC_INTR_0_DISPLAY) {
|
|
uint32_t intr0 = nv_rd32(dev, NV50_PDISPLAY_INTR_0);
|
|
uint32_t intr1 = nv_rd32(dev, NV50_PDISPLAY_INTR_1);
|
|
uint32_t clock;
|
|
|
|
NV_DEBUG_KMS(dev, "PDISPLAY_INTR 0x%08x 0x%08x\n", intr0, intr1);
|
|
|
|
if (!intr0 && !(intr1 & ~delayed))
|
|
break;
|
|
|
|
if (intr0 & 0x00010000) {
|
|
nv50_display_error_handler(dev);
|
|
intr0 &= ~0x00010000;
|
|
}
|
|
|
|
if (intr1 & NV50_PDISPLAY_INTR_1_VBLANK_CRTC) {
|
|
nv50_display_vblank_handler(dev, intr1);
|
|
intr1 &= ~NV50_PDISPLAY_INTR_1_VBLANK_CRTC;
|
|
}
|
|
|
|
clock = (intr1 & (NV50_PDISPLAY_INTR_1_CLK_UNK10 |
|
|
NV50_PDISPLAY_INTR_1_CLK_UNK20 |
|
|
NV50_PDISPLAY_INTR_1_CLK_UNK40));
|
|
if (clock) {
|
|
nv_wr32(dev, NV03_PMC_INTR_EN_0, 0);
|
|
if (!work_pending(&dev_priv->irq_work))
|
|
queue_work(dev_priv->wq, &dev_priv->irq_work);
|
|
delayed |= clock;
|
|
intr1 &= ~clock;
|
|
}
|
|
|
|
if (intr0) {
|
|
NV_ERROR(dev, "unknown PDISPLAY_INTR_0: 0x%08x\n", intr0);
|
|
nv_wr32(dev, NV50_PDISPLAY_INTR_0, intr0);
|
|
}
|
|
|
|
if (intr1) {
|
|
NV_ERROR(dev,
|
|
"unknown PDISPLAY_INTR_1: 0x%08x\n", intr1);
|
|
nv_wr32(dev, NV50_PDISPLAY_INTR_1, intr1);
|
|
}
|
|
}
|
|
}
|
|
|