2009-12-11 09:24:15 +00:00
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/*
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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 "drmP.h"
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#include "drm_edid.h"
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#include "drm_crtc_helper.h"
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#include "nouveau_reg.h"
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#include "nouveau_drv.h"
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#include "nouveau_encoder.h"
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#include "nouveau_crtc.h"
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#include "nouveau_connector.h"
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#include "nouveau_hw.h"
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static inline struct drm_encoder_slave_funcs *
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get_slave_funcs(struct nouveau_encoder *enc)
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{
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return to_encoder_slave(to_drm_encoder(enc))->slave_funcs;
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}
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static struct nouveau_encoder *
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find_encoder_by_type(struct drm_connector *connector, int type)
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{
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struct drm_device *dev = connector->dev;
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struct nouveau_encoder *nv_encoder;
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struct drm_mode_object *obj;
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int i, id;
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for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) {
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id = connector->encoder_ids[i];
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if (!id)
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break;
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obj = drm_mode_object_find(dev, id, DRM_MODE_OBJECT_ENCODER);
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if (!obj)
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continue;
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nv_encoder = nouveau_encoder(obj_to_encoder(obj));
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if (type == OUTPUT_ANY || nv_encoder->dcb->type == type)
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return nv_encoder;
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}
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return NULL;
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}
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struct nouveau_connector *
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nouveau_encoder_connector_get(struct nouveau_encoder *encoder)
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{
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struct drm_device *dev = to_drm_encoder(encoder)->dev;
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struct drm_connector *drm_connector;
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list_for_each_entry(drm_connector, &dev->mode_config.connector_list, head) {
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if (drm_connector->encoder == to_drm_encoder(encoder))
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return nouveau_connector(drm_connector);
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}
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return NULL;
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}
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static void
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nouveau_connector_destroy(struct drm_connector *drm_connector)
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{
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struct nouveau_connector *connector = nouveau_connector(drm_connector);
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struct drm_device *dev = connector->base.dev;
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2009-12-13 15:53:12 +00:00
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NV_DEBUG_KMS(dev, "\n");
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2009-12-11 09:24:15 +00:00
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if (!connector)
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return;
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drm_sysfs_connector_remove(drm_connector);
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drm_connector_cleanup(drm_connector);
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kfree(drm_connector);
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}
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static void
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nouveau_connector_ddc_prepare(struct drm_connector *connector, int *flags)
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{
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struct drm_nouveau_private *dev_priv = connector->dev->dev_private;
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if (dev_priv->card_type >= NV_50)
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return;
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*flags = 0;
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if (NVLockVgaCrtcs(dev_priv->dev, false))
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*flags |= 1;
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if (nv_heads_tied(dev_priv->dev))
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*flags |= 2;
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if (*flags & 2)
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NVSetOwner(dev_priv->dev, 0); /* necessary? */
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}
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static void
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nouveau_connector_ddc_finish(struct drm_connector *connector, int flags)
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{
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struct drm_nouveau_private *dev_priv = connector->dev->dev_private;
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if (dev_priv->card_type >= NV_50)
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return;
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if (flags & 2)
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NVSetOwner(dev_priv->dev, 4);
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if (flags & 1)
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NVLockVgaCrtcs(dev_priv->dev, true);
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}
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static struct nouveau_i2c_chan *
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nouveau_connector_ddc_detect(struct drm_connector *connector,
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struct nouveau_encoder **pnv_encoder)
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{
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struct drm_device *dev = connector->dev;
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uint8_t out_buf[] = { 0x0, 0x0}, buf[2];
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int ret, flags, i;
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struct i2c_msg msgs[] = {
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{
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.addr = 0x50,
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.flags = 0,
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.len = 1,
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.buf = out_buf,
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},
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{
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.addr = 0x50,
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.flags = I2C_M_RD,
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.len = 1,
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.buf = buf,
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}
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};
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for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) {
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struct nouveau_i2c_chan *i2c = NULL;
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struct nouveau_encoder *nv_encoder;
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struct drm_mode_object *obj;
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int id;
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id = connector->encoder_ids[i];
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if (!id)
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break;
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obj = drm_mode_object_find(dev, id, DRM_MODE_OBJECT_ENCODER);
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if (!obj)
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continue;
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nv_encoder = nouveau_encoder(obj_to_encoder(obj));
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if (nv_encoder->dcb->i2c_index < 0xf)
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i2c = nouveau_i2c_find(dev, nv_encoder->dcb->i2c_index);
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if (!i2c)
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continue;
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nouveau_connector_ddc_prepare(connector, &flags);
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ret = i2c_transfer(&i2c->adapter, msgs, 2);
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nouveau_connector_ddc_finish(connector, flags);
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if (ret == 2) {
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*pnv_encoder = nv_encoder;
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return i2c;
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}
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}
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return NULL;
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}
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static void
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nouveau_connector_set_encoder(struct drm_connector *connector,
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struct nouveau_encoder *nv_encoder)
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{
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struct nouveau_connector *nv_connector = nouveau_connector(connector);
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struct drm_nouveau_private *dev_priv = connector->dev->dev_private;
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struct drm_device *dev = connector->dev;
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if (nv_connector->detected_encoder == nv_encoder)
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return;
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nv_connector->detected_encoder = nv_encoder;
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if (nv_encoder->dcb->type == OUTPUT_LVDS ||
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nv_encoder->dcb->type == OUTPUT_TMDS) {
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connector->doublescan_allowed = false;
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connector->interlace_allowed = false;
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} else {
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connector->doublescan_allowed = true;
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if (dev_priv->card_type == NV_20 ||
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(dev_priv->card_type == NV_10 &&
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(dev->pci_device & 0x0ff0) != 0x0100 &&
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(dev->pci_device & 0x0ff0) != 0x0150))
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/* HW is broken */
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connector->interlace_allowed = false;
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else
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connector->interlace_allowed = true;
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}
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if (connector->connector_type == DRM_MODE_CONNECTOR_DVII) {
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drm_connector_property_set_value(connector,
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dev->mode_config.dvi_i_subconnector_property,
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nv_encoder->dcb->type == OUTPUT_TMDS ?
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DRM_MODE_SUBCONNECTOR_DVID :
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DRM_MODE_SUBCONNECTOR_DVIA);
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}
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}
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static enum drm_connector_status
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nouveau_connector_detect(struct drm_connector *connector)
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{
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struct drm_device *dev = connector->dev;
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struct nouveau_connector *nv_connector = nouveau_connector(connector);
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struct nouveau_encoder *nv_encoder = NULL;
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struct nouveau_i2c_chan *i2c;
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int type, flags;
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if (connector->connector_type == DRM_MODE_CONNECTOR_LVDS)
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nv_encoder = find_encoder_by_type(connector, OUTPUT_LVDS);
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if (nv_encoder && nv_connector->native_mode) {
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nouveau_connector_set_encoder(connector, nv_encoder);
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return connector_status_connected;
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}
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i2c = nouveau_connector_ddc_detect(connector, &nv_encoder);
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if (i2c) {
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nouveau_connector_ddc_prepare(connector, &flags);
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nv_connector->edid = drm_get_edid(connector, &i2c->adapter);
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nouveau_connector_ddc_finish(connector, flags);
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drm_mode_connector_update_edid_property(connector,
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nv_connector->edid);
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if (!nv_connector->edid) {
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NV_ERROR(dev, "DDC responded, but no EDID for %s\n",
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drm_get_connector_name(connector));
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return connector_status_disconnected;
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}
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if (nv_encoder->dcb->type == OUTPUT_DP &&
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!nouveau_dp_detect(to_drm_encoder(nv_encoder))) {
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NV_ERROR(dev, "Detected %s, but failed init\n",
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drm_get_connector_name(connector));
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return connector_status_disconnected;
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}
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/* Override encoder type for DVI-I based on whether EDID
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* says the display is digital or analog, both use the
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* same i2c channel so the value returned from ddc_detect
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* isn't necessarily correct.
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*/
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if (connector->connector_type == DRM_MODE_CONNECTOR_DVII) {
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if (nv_connector->edid->input & DRM_EDID_INPUT_DIGITAL)
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type = OUTPUT_TMDS;
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else
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type = OUTPUT_ANALOG;
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nv_encoder = find_encoder_by_type(connector, type);
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if (!nv_encoder) {
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NV_ERROR(dev, "Detected %d encoder on %s, "
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"but no object!\n", type,
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drm_get_connector_name(connector));
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return connector_status_disconnected;
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}
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}
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nouveau_connector_set_encoder(connector, nv_encoder);
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return connector_status_connected;
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}
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nv_encoder = find_encoder_by_type(connector, OUTPUT_ANALOG);
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if (!nv_encoder)
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nv_encoder = find_encoder_by_type(connector, OUTPUT_TV);
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if (nv_encoder) {
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struct drm_encoder *encoder = to_drm_encoder(nv_encoder);
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struct drm_encoder_helper_funcs *helper =
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encoder->helper_private;
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if (helper->detect(encoder, connector) ==
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connector_status_connected) {
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nouveau_connector_set_encoder(connector, nv_encoder);
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return connector_status_connected;
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}
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}
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return connector_status_disconnected;
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}
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static void
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nouveau_connector_force(struct drm_connector *connector)
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{
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struct drm_device *dev = connector->dev;
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struct nouveau_encoder *nv_encoder;
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int type;
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if (connector->connector_type == DRM_MODE_CONNECTOR_DVII) {
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if (connector->force == DRM_FORCE_ON_DIGITAL)
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type = OUTPUT_TMDS;
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else
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type = OUTPUT_ANALOG;
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} else
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type = OUTPUT_ANY;
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nv_encoder = find_encoder_by_type(connector, type);
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if (!nv_encoder) {
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NV_ERROR(dev, "can't find encoder to force %s on!\n",
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drm_get_connector_name(connector));
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connector->status = connector_status_disconnected;
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return;
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}
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nouveau_connector_set_encoder(connector, nv_encoder);
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}
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static int
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nouveau_connector_set_property(struct drm_connector *connector,
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struct drm_property *property, uint64_t value)
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{
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struct nouveau_connector *nv_connector = nouveau_connector(connector);
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struct nouveau_encoder *nv_encoder = nv_connector->detected_encoder;
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struct drm_device *dev = connector->dev;
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int ret;
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/* Scaling mode */
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if (property == dev->mode_config.scaling_mode_property) {
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struct nouveau_crtc *nv_crtc = NULL;
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bool modeset = false;
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switch (value) {
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case DRM_MODE_SCALE_NONE:
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case DRM_MODE_SCALE_FULLSCREEN:
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case DRM_MODE_SCALE_CENTER:
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case DRM_MODE_SCALE_ASPECT:
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break;
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default:
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return -EINVAL;
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}
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/* LVDS always needs gpu scaling */
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if (connector->connector_type == DRM_MODE_CONNECTOR_LVDS &&
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value == DRM_MODE_SCALE_NONE)
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return -EINVAL;
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/* Changing between GPU and panel scaling requires a full
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* modeset
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*/
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if ((nv_connector->scaling_mode == DRM_MODE_SCALE_NONE) ||
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(value == DRM_MODE_SCALE_NONE))
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modeset = true;
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nv_connector->scaling_mode = value;
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if (connector->encoder && connector->encoder->crtc)
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nv_crtc = nouveau_crtc(connector->encoder->crtc);
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if (!nv_crtc)
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return 0;
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if (modeset || !nv_crtc->set_scale) {
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ret = drm_crtc_helper_set_mode(&nv_crtc->base,
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|
&nv_crtc->base.mode,
|
|
|
|
nv_crtc->base.x,
|
|
|
|
nv_crtc->base.y, NULL);
|
|
|
|
if (!ret)
|
|
|
|
return -EINVAL;
|
|
|
|
} else {
|
|
|
|
ret = nv_crtc->set_scale(nv_crtc, value, true);
|
|
|
|
if (ret)
|
|
|
|
return ret;
|
|
|
|
}
|
|
|
|
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
/* Dithering */
|
|
|
|
if (property == dev->mode_config.dithering_mode_property) {
|
|
|
|
struct nouveau_crtc *nv_crtc = NULL;
|
|
|
|
|
|
|
|
if (value == DRM_MODE_DITHERING_ON)
|
|
|
|
nv_connector->use_dithering = true;
|
|
|
|
else
|
|
|
|
nv_connector->use_dithering = false;
|
|
|
|
|
|
|
|
if (connector->encoder && connector->encoder->crtc)
|
|
|
|
nv_crtc = nouveau_crtc(connector->encoder->crtc);
|
|
|
|
|
|
|
|
if (!nv_crtc || !nv_crtc->set_dither)
|
|
|
|
return 0;
|
|
|
|
|
|
|
|
return nv_crtc->set_dither(nv_crtc, nv_connector->use_dithering,
|
|
|
|
true);
|
|
|
|
}
|
|
|
|
|
|
|
|
if (nv_encoder && nv_encoder->dcb->type == OUTPUT_TV)
|
|
|
|
return get_slave_funcs(nv_encoder)->
|
|
|
|
set_property(to_drm_encoder(nv_encoder), connector, property, value);
|
|
|
|
|
|
|
|
return -EINVAL;
|
|
|
|
}
|
|
|
|
|
|
|
|
static struct drm_display_mode *
|
|
|
|
nouveau_connector_native_mode(struct nouveau_connector *connector)
|
|
|
|
{
|
|
|
|
struct drm_device *dev = connector->base.dev;
|
|
|
|
struct drm_display_mode *mode, *largest = NULL;
|
|
|
|
int high_w = 0, high_h = 0, high_v = 0;
|
|
|
|
|
|
|
|
/* Use preferred mode if there is one.. */
|
|
|
|
list_for_each_entry(mode, &connector->base.probed_modes, head) {
|
|
|
|
if (mode->type & DRM_MODE_TYPE_PREFERRED) {
|
2009-12-13 15:53:12 +00:00
|
|
|
NV_DEBUG_KMS(dev, "native mode from preferred\n");
|
2009-12-11 09:24:15 +00:00
|
|
|
return drm_mode_duplicate(dev, mode);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
/* Otherwise, take the resolution with the largest width, then height,
|
|
|
|
* then vertical refresh
|
|
|
|
*/
|
|
|
|
list_for_each_entry(mode, &connector->base.probed_modes, head) {
|
|
|
|
if (mode->hdisplay < high_w)
|
|
|
|
continue;
|
|
|
|
|
|
|
|
if (mode->hdisplay == high_w && mode->vdisplay < high_h)
|
|
|
|
continue;
|
|
|
|
|
|
|
|
if (mode->hdisplay == high_w && mode->vdisplay == high_h &&
|
|
|
|
mode->vrefresh < high_v)
|
|
|
|
continue;
|
|
|
|
|
|
|
|
high_w = mode->hdisplay;
|
|
|
|
high_h = mode->vdisplay;
|
|
|
|
high_v = mode->vrefresh;
|
|
|
|
largest = mode;
|
|
|
|
}
|
|
|
|
|
2009-12-13 15:53:12 +00:00
|
|
|
NV_DEBUG_KMS(dev, "native mode from largest: %dx%d@%d\n",
|
2009-12-11 09:24:15 +00:00
|
|
|
high_w, high_h, high_v);
|
|
|
|
return largest ? drm_mode_duplicate(dev, largest) : NULL;
|
|
|
|
}
|
|
|
|
|
|
|
|
struct moderec {
|
|
|
|
int hdisplay;
|
|
|
|
int vdisplay;
|
|
|
|
};
|
|
|
|
|
|
|
|
static struct moderec scaler_modes[] = {
|
|
|
|
{ 1920, 1200 },
|
|
|
|
{ 1920, 1080 },
|
|
|
|
{ 1680, 1050 },
|
|
|
|
{ 1600, 1200 },
|
|
|
|
{ 1400, 1050 },
|
|
|
|
{ 1280, 1024 },
|
|
|
|
{ 1280, 960 },
|
|
|
|
{ 1152, 864 },
|
|
|
|
{ 1024, 768 },
|
|
|
|
{ 800, 600 },
|
|
|
|
{ 720, 400 },
|
|
|
|
{ 640, 480 },
|
|
|
|
{ 640, 400 },
|
|
|
|
{ 640, 350 },
|
|
|
|
{}
|
|
|
|
};
|
|
|
|
|
|
|
|
static int
|
|
|
|
nouveau_connector_scaler_modes_add(struct drm_connector *connector)
|
|
|
|
{
|
|
|
|
struct nouveau_connector *nv_connector = nouveau_connector(connector);
|
|
|
|
struct drm_display_mode *native = nv_connector->native_mode, *m;
|
|
|
|
struct drm_device *dev = connector->dev;
|
|
|
|
struct moderec *mode = &scaler_modes[0];
|
|
|
|
int modes = 0;
|
|
|
|
|
|
|
|
if (!native)
|
|
|
|
return 0;
|
|
|
|
|
|
|
|
while (mode->hdisplay) {
|
|
|
|
if (mode->hdisplay <= native->hdisplay &&
|
|
|
|
mode->vdisplay <= native->vdisplay) {
|
|
|
|
m = drm_cvt_mode(dev, mode->hdisplay, mode->vdisplay,
|
|
|
|
drm_mode_vrefresh(native), false,
|
|
|
|
false, false);
|
|
|
|
if (!m)
|
|
|
|
continue;
|
|
|
|
|
|
|
|
m->type |= DRM_MODE_TYPE_DRIVER;
|
|
|
|
|
|
|
|
drm_mode_probed_add(connector, m);
|
|
|
|
modes++;
|
|
|
|
}
|
|
|
|
|
|
|
|
mode++;
|
|
|
|
}
|
|
|
|
|
|
|
|
return modes;
|
|
|
|
}
|
|
|
|
|
|
|
|
static int
|
|
|
|
nouveau_connector_get_modes(struct drm_connector *connector)
|
|
|
|
{
|
|
|
|
struct drm_device *dev = connector->dev;
|
|
|
|
struct nouveau_connector *nv_connector = nouveau_connector(connector);
|
|
|
|
struct nouveau_encoder *nv_encoder = nv_connector->detected_encoder;
|
|
|
|
int ret = 0;
|
|
|
|
|
|
|
|
/* If we're not LVDS, destroy the previous native mode, the attached
|
|
|
|
* monitor could have changed.
|
|
|
|
*/
|
|
|
|
if (connector->connector_type != DRM_MODE_CONNECTOR_LVDS &&
|
|
|
|
nv_connector->native_mode) {
|
|
|
|
drm_mode_destroy(dev, nv_connector->native_mode);
|
|
|
|
nv_connector->native_mode = NULL;
|
|
|
|
}
|
|
|
|
|
|
|
|
if (nv_connector->edid)
|
|
|
|
ret = drm_add_edid_modes(connector, nv_connector->edid);
|
|
|
|
|
|
|
|
/* Find the native mode if this is a digital panel, if we didn't
|
|
|
|
* find any modes through DDC previously add the native mode to
|
|
|
|
* the list of modes.
|
|
|
|
*/
|
|
|
|
if (!nv_connector->native_mode)
|
|
|
|
nv_connector->native_mode =
|
|
|
|
nouveau_connector_native_mode(nv_connector);
|
|
|
|
if (ret == 0 && nv_connector->native_mode) {
|
|
|
|
struct drm_display_mode *mode;
|
|
|
|
|
|
|
|
mode = drm_mode_duplicate(dev, nv_connector->native_mode);
|
|
|
|
drm_mode_probed_add(connector, mode);
|
|
|
|
ret = 1;
|
|
|
|
}
|
|
|
|
|
|
|
|
if (nv_encoder->dcb->type == OUTPUT_TV)
|
|
|
|
ret = get_slave_funcs(nv_encoder)->
|
|
|
|
get_modes(to_drm_encoder(nv_encoder), connector);
|
|
|
|
|
|
|
|
if (connector->connector_type == DRM_MODE_CONNECTOR_LVDS)
|
|
|
|
ret += nouveau_connector_scaler_modes_add(connector);
|
|
|
|
|
|
|
|
return ret;
|
|
|
|
}
|
|
|
|
|
|
|
|
static int
|
|
|
|
nouveau_connector_mode_valid(struct drm_connector *connector,
|
|
|
|
struct drm_display_mode *mode)
|
|
|
|
{
|
|
|
|
struct drm_nouveau_private *dev_priv = connector->dev->dev_private;
|
|
|
|
struct nouveau_connector *nv_connector = nouveau_connector(connector);
|
|
|
|
struct nouveau_encoder *nv_encoder = nv_connector->detected_encoder;
|
|
|
|
unsigned min_clock = 25000, max_clock = min_clock;
|
|
|
|
unsigned clock = mode->clock;
|
|
|
|
|
|
|
|
switch (nv_encoder->dcb->type) {
|
|
|
|
case OUTPUT_LVDS:
|
|
|
|
BUG_ON(!nv_connector->native_mode);
|
|
|
|
if (mode->hdisplay > nv_connector->native_mode->hdisplay ||
|
|
|
|
mode->vdisplay > nv_connector->native_mode->vdisplay)
|
|
|
|
return MODE_PANEL;
|
|
|
|
|
|
|
|
min_clock = 0;
|
|
|
|
max_clock = 400000;
|
|
|
|
break;
|
|
|
|
case OUTPUT_TMDS:
|
|
|
|
if ((dev_priv->card_type >= NV_50 && !nouveau_duallink) ||
|
|
|
|
(dev_priv->card_type < NV_50 &&
|
|
|
|
!nv_encoder->dcb->duallink_possible))
|
|
|
|
max_clock = 165000;
|
|
|
|
else
|
|
|
|
max_clock = 330000;
|
|
|
|
break;
|
|
|
|
case OUTPUT_ANALOG:
|
|
|
|
max_clock = nv_encoder->dcb->crtconf.maxfreq;
|
|
|
|
if (!max_clock)
|
|
|
|
max_clock = 350000;
|
|
|
|
break;
|
|
|
|
case OUTPUT_TV:
|
|
|
|
return get_slave_funcs(nv_encoder)->
|
|
|
|
mode_valid(to_drm_encoder(nv_encoder), mode);
|
|
|
|
case OUTPUT_DP:
|
|
|
|
if (nv_encoder->dp.link_bw == DP_LINK_BW_2_7)
|
|
|
|
max_clock = nv_encoder->dp.link_nr * 270000;
|
|
|
|
else
|
|
|
|
max_clock = nv_encoder->dp.link_nr * 162000;
|
|
|
|
|
|
|
|
clock *= 3;
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
|
|
|
|
if (clock < min_clock)
|
|
|
|
return MODE_CLOCK_LOW;
|
|
|
|
|
|
|
|
if (clock > max_clock)
|
|
|
|
return MODE_CLOCK_HIGH;
|
|
|
|
|
|
|
|
return MODE_OK;
|
|
|
|
}
|
|
|
|
|
|
|
|
static struct drm_encoder *
|
|
|
|
nouveau_connector_best_encoder(struct drm_connector *connector)
|
|
|
|
{
|
|
|
|
struct nouveau_connector *nv_connector = nouveau_connector(connector);
|
|
|
|
|
|
|
|
if (nv_connector->detected_encoder)
|
|
|
|
return to_drm_encoder(nv_connector->detected_encoder);
|
|
|
|
|
|
|
|
return NULL;
|
|
|
|
}
|
|
|
|
|
|
|
|
static const struct drm_connector_helper_funcs
|
|
|
|
nouveau_connector_helper_funcs = {
|
|
|
|
.get_modes = nouveau_connector_get_modes,
|
|
|
|
.mode_valid = nouveau_connector_mode_valid,
|
|
|
|
.best_encoder = nouveau_connector_best_encoder,
|
|
|
|
};
|
|
|
|
|
|
|
|
static const struct drm_connector_funcs
|
|
|
|
nouveau_connector_funcs = {
|
|
|
|
.dpms = drm_helper_connector_dpms,
|
|
|
|
.save = NULL,
|
|
|
|
.restore = NULL,
|
|
|
|
.detect = nouveau_connector_detect,
|
|
|
|
.destroy = nouveau_connector_destroy,
|
|
|
|
.fill_modes = drm_helper_probe_single_connector_modes,
|
|
|
|
.set_property = nouveau_connector_set_property,
|
|
|
|
.force = nouveau_connector_force
|
|
|
|
};
|
|
|
|
|
|
|
|
static int
|
|
|
|
nouveau_connector_create_lvds(struct drm_device *dev,
|
|
|
|
struct drm_connector *connector)
|
|
|
|
{
|
|
|
|
struct nouveau_connector *nv_connector = nouveau_connector(connector);
|
|
|
|
struct drm_nouveau_private *dev_priv = dev->dev_private;
|
|
|
|
struct nouveau_i2c_chan *i2c = NULL;
|
|
|
|
struct nouveau_encoder *nv_encoder;
|
|
|
|
struct drm_display_mode native, *mode, *temp;
|
|
|
|
bool dummy, if_is_24bit = false;
|
|
|
|
int ret, flags;
|
|
|
|
|
|
|
|
nv_encoder = find_encoder_by_type(connector, OUTPUT_LVDS);
|
|
|
|
if (!nv_encoder)
|
|
|
|
return -ENODEV;
|
|
|
|
|
|
|
|
ret = nouveau_bios_parse_lvds_table(dev, 0, &dummy, &if_is_24bit);
|
|
|
|
if (ret) {
|
|
|
|
NV_ERROR(dev, "Error parsing LVDS table, disabling LVDS\n");
|
|
|
|
return ret;
|
|
|
|
}
|
|
|
|
nv_connector->use_dithering = !if_is_24bit;
|
|
|
|
|
|
|
|
/* Firstly try getting EDID over DDC, if allowed and I2C channel
|
|
|
|
* is available.
|
|
|
|
*/
|
|
|
|
if (!dev_priv->VBIOS.pub.fp_no_ddc && nv_encoder->dcb->i2c_index < 0xf)
|
|
|
|
i2c = nouveau_i2c_find(dev, nv_encoder->dcb->i2c_index);
|
|
|
|
|
|
|
|
if (i2c) {
|
|
|
|
nouveau_connector_ddc_prepare(connector, &flags);
|
|
|
|
nv_connector->edid = drm_get_edid(connector, &i2c->adapter);
|
|
|
|
nouveau_connector_ddc_finish(connector, flags);
|
|
|
|
}
|
|
|
|
|
|
|
|
/* If no EDID found above, and the VBIOS indicates a hardcoded
|
|
|
|
* modeline is avalilable for the panel, set it as the panel's
|
|
|
|
* native mode and exit.
|
|
|
|
*/
|
|
|
|
if (!nv_connector->edid && nouveau_bios_fp_mode(dev, &native) &&
|
|
|
|
(nv_encoder->dcb->lvdsconf.use_straps_for_mode ||
|
|
|
|
dev_priv->VBIOS.pub.fp_no_ddc)) {
|
|
|
|
nv_connector->native_mode = drm_mode_duplicate(dev, &native);
|
|
|
|
goto out;
|
|
|
|
}
|
|
|
|
|
|
|
|
/* Still nothing, some VBIOS images have a hardcoded EDID block
|
|
|
|
* stored for the panel stored in them.
|
|
|
|
*/
|
|
|
|
if (!nv_connector->edid && !nv_connector->native_mode &&
|
|
|
|
!dev_priv->VBIOS.pub.fp_no_ddc) {
|
|
|
|
nv_connector->edid =
|
|
|
|
(struct edid *)nouveau_bios_embedded_edid(dev);
|
|
|
|
}
|
|
|
|
|
|
|
|
if (!nv_connector->edid)
|
|
|
|
goto out;
|
|
|
|
|
|
|
|
/* We didn't find/use a panel mode from the VBIOS, so parse the EDID
|
|
|
|
* block and look for the preferred mode there.
|
|
|
|
*/
|
|
|
|
ret = drm_add_edid_modes(connector, nv_connector->edid);
|
|
|
|
if (ret == 0)
|
|
|
|
goto out;
|
|
|
|
nv_connector->detected_encoder = nv_encoder;
|
|
|
|
nv_connector->native_mode = nouveau_connector_native_mode(nv_connector);
|
|
|
|
list_for_each_entry_safe(mode, temp, &connector->probed_modes, head)
|
|
|
|
drm_mode_remove(connector, mode);
|
|
|
|
|
|
|
|
out:
|
|
|
|
if (!nv_connector->native_mode) {
|
|
|
|
NV_ERROR(dev, "LVDS present in DCB table, but couldn't "
|
|
|
|
"determine its native mode. Disabling.\n");
|
|
|
|
return -ENODEV;
|
|
|
|
}
|
|
|
|
|
|
|
|
drm_mode_connector_update_edid_property(connector, nv_connector->edid);
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
int
|
|
|
|
nouveau_connector_create(struct drm_device *dev, int index, int type)
|
|
|
|
{
|
|
|
|
struct drm_nouveau_private *dev_priv = dev->dev_private;
|
|
|
|
struct nouveau_connector *nv_connector = NULL;
|
|
|
|
struct drm_connector *connector;
|
|
|
|
struct drm_encoder *encoder;
|
|
|
|
int ret;
|
|
|
|
|
2009-12-13 15:53:12 +00:00
|
|
|
NV_DEBUG_KMS(dev, "\n");
|
2009-12-11 09:24:15 +00:00
|
|
|
|
|
|
|
nv_connector = kzalloc(sizeof(*nv_connector), GFP_KERNEL);
|
|
|
|
if (!nv_connector)
|
|
|
|
return -ENOMEM;
|
|
|
|
nv_connector->dcb = nouveau_bios_connector_entry(dev, index);
|
|
|
|
connector = &nv_connector->base;
|
|
|
|
|
|
|
|
switch (type) {
|
|
|
|
case DRM_MODE_CONNECTOR_VGA:
|
|
|
|
NV_INFO(dev, "Detected a VGA connector\n");
|
|
|
|
break;
|
|
|
|
case DRM_MODE_CONNECTOR_DVID:
|
|
|
|
NV_INFO(dev, "Detected a DVI-D connector\n");
|
|
|
|
break;
|
|
|
|
case DRM_MODE_CONNECTOR_DVII:
|
|
|
|
NV_INFO(dev, "Detected a DVI-I connector\n");
|
|
|
|
break;
|
|
|
|
case DRM_MODE_CONNECTOR_LVDS:
|
|
|
|
NV_INFO(dev, "Detected a LVDS connector\n");
|
|
|
|
break;
|
|
|
|
case DRM_MODE_CONNECTOR_TV:
|
|
|
|
NV_INFO(dev, "Detected a TV connector\n");
|
|
|
|
break;
|
|
|
|
case DRM_MODE_CONNECTOR_DisplayPort:
|
|
|
|
NV_INFO(dev, "Detected a DisplayPort connector\n");
|
|
|
|
break;
|
|
|
|
default:
|
|
|
|
NV_ERROR(dev, "Unknown connector, this is not good.\n");
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
|
|
|
|
/* defaults, will get overridden in detect() */
|
|
|
|
connector->interlace_allowed = false;
|
|
|
|
connector->doublescan_allowed = false;
|
|
|
|
|
|
|
|
drm_connector_init(dev, connector, &nouveau_connector_funcs, type);
|
|
|
|
drm_connector_helper_add(connector, &nouveau_connector_helper_funcs);
|
|
|
|
|
|
|
|
/* Init DVI-I specific properties */
|
|
|
|
if (type == DRM_MODE_CONNECTOR_DVII) {
|
|
|
|
drm_mode_create_dvi_i_properties(dev);
|
|
|
|
drm_connector_attach_property(connector, dev->mode_config.dvi_i_subconnector_property, 0);
|
|
|
|
drm_connector_attach_property(connector, dev->mode_config.dvi_i_select_subconnector_property, 0);
|
|
|
|
}
|
|
|
|
|
|
|
|
if (type != DRM_MODE_CONNECTOR_LVDS)
|
|
|
|
nv_connector->use_dithering = false;
|
|
|
|
|
|
|
|
if (type == DRM_MODE_CONNECTOR_DVID ||
|
|
|
|
type == DRM_MODE_CONNECTOR_DVII ||
|
|
|
|
type == DRM_MODE_CONNECTOR_LVDS ||
|
|
|
|
type == DRM_MODE_CONNECTOR_DisplayPort) {
|
|
|
|
nv_connector->scaling_mode = DRM_MODE_SCALE_FULLSCREEN;
|
|
|
|
|
|
|
|
drm_connector_attach_property(connector, dev->mode_config.scaling_mode_property,
|
|
|
|
nv_connector->scaling_mode);
|
|
|
|
drm_connector_attach_property(connector, dev->mode_config.dithering_mode_property,
|
|
|
|
nv_connector->use_dithering ? DRM_MODE_DITHERING_ON
|
|
|
|
: DRM_MODE_DITHERING_OFF);
|
|
|
|
|
|
|
|
} else {
|
|
|
|
nv_connector->scaling_mode = DRM_MODE_SCALE_NONE;
|
|
|
|
|
|
|
|
if (type == DRM_MODE_CONNECTOR_VGA &&
|
|
|
|
dev_priv->card_type >= NV_50) {
|
|
|
|
drm_connector_attach_property(connector,
|
|
|
|
dev->mode_config.scaling_mode_property,
|
|
|
|
nv_connector->scaling_mode);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
/* attach encoders */
|
|
|
|
list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) {
|
|
|
|
struct nouveau_encoder *nv_encoder = nouveau_encoder(encoder);
|
|
|
|
|
|
|
|
if (nv_encoder->dcb->connector != index)
|
|
|
|
continue;
|
|
|
|
|
|
|
|
if (get_slave_funcs(nv_encoder))
|
|
|
|
get_slave_funcs(nv_encoder)->create_resources(encoder, connector);
|
|
|
|
|
|
|
|
drm_mode_connector_attach_encoder(connector, encoder);
|
|
|
|
}
|
|
|
|
|
|
|
|
drm_sysfs_connector_add(connector);
|
|
|
|
|
|
|
|
if (connector->connector_type == DRM_MODE_CONNECTOR_LVDS) {
|
|
|
|
ret = nouveau_connector_create_lvds(dev, connector);
|
|
|
|
if (ret) {
|
|
|
|
connector->funcs->destroy(connector);
|
|
|
|
return ret;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
return 0;
|
|
|
|
}
|