return NULL;
}
+/*TODO: This could use improvement, and learn to handle the fixed
+ * BIOS tables etc. It's fine currently, for its only user.
+ */
+int
+nouveau_connector_bpp(struct drm_connector *connector)
+{
+ struct nouveau_connector *nv_connector = nouveau_connector(connector);
+
+ if (nv_connector->edid && nv_connector->edid->revision >= 4) {
+ u8 bpc = ((nv_connector->edid->input & 0x70) >> 3) + 4;
+ if (bpc > 4)
+ return bpc;
+ }
+
+ return 18;
+}
static void
nouveau_connector_destroy(struct drm_connector *drm_connector)
return NULL;
}
+static struct nouveau_encoder *
+nouveau_connector_of_detect(struct drm_connector *connector)
+{
+#ifdef __powerpc__
+ struct drm_device *dev = connector->dev;
+ struct nouveau_connector *nv_connector = nouveau_connector(connector);
+ struct nouveau_encoder *nv_encoder;
+ struct device_node *cn, *dn = pci_device_to_OF_node(dev->pdev);
+
+ if (!dn ||
+ !((nv_encoder = find_encoder_by_type(connector, OUTPUT_TMDS)) ||
+ (nv_encoder = find_encoder_by_type(connector, OUTPUT_ANALOG))))
+ return NULL;
+
+ for_each_child_of_node(dn, cn) {
+ const char *name = of_get_property(cn, "name", NULL);
+ const void *edid = of_get_property(cn, "EDID", NULL);
+ int idx = name ? name[strlen(name) - 1] - 'A' : 0;
+
+ if (nv_encoder->dcb->i2c_index == idx && edid) {
+ nv_connector->edid =
+ kmemdup(edid, EDID_LENGTH, GFP_KERNEL);
+ of_node_put(cn);
+ return nv_encoder;
+ }
+ }
+#endif
+ return NULL;
+}
+
static void
nouveau_connector_set_encoder(struct drm_connector *connector,
struct nouveau_encoder *nv_encoder)
}
}
+static bool
+nouveau_connector_poll_allowed(struct drm_connector *connector)
+{
+ struct drm_device *dev = connector->dev;
+ struct drm_nouveau_private *dev_priv = dev->dev_private;
+ struct drm_crtc *crtc;
+ bool spare_crtc = false;
+
+ if (dev_priv->card_type >= NV_50) {
+ return true;
+ } else {
+ list_for_each_entry(crtc, &dev->mode_config.crtc_list, head)
+ spare_crtc |= !crtc->enabled;
+
+ return spare_crtc;
+ }
+}
+
static enum drm_connector_status
nouveau_connector_detect(struct drm_connector *connector, bool force)
{
return connector_status_connected;
}
+ nv_encoder = nouveau_connector_of_detect(connector);
+ if (nv_encoder) {
+ nouveau_connector_set_encoder(connector, nv_encoder);
+ return connector_status_connected;
+ }
+
detect_analog:
nv_encoder = find_encoder_by_type(connector, OUTPUT_ANALOG);
if (!nv_encoder && !nouveau_tv_disable)
nv_encoder = find_encoder_by_type(connector, OUTPUT_TV);
- if (nv_encoder) {
+ if (nv_encoder &&
+ (force || nouveau_connector_poll_allowed(connector))) {
struct drm_encoder *encoder = to_drm_encoder(nv_encoder);
struct drm_encoder_helper_funcs *helper =
encoder->helper_private;
return ret;
}
+static unsigned
+get_tmds_link_bandwidth(struct drm_connector *connector)
+{
+ struct nouveau_connector *nv_connector = nouveau_connector(connector);
+ struct drm_nouveau_private *dev_priv = connector->dev->dev_private;
+ struct dcb_entry *dcb = nv_connector->detected_encoder->dcb;
+
+ if (dcb->location != DCB_LOC_ON_CHIP ||
+ dev_priv->chipset >= 0x46)
+ return 165000;
+ else if (dev_priv->chipset >= 0x40)
+ return 155000;
+ else if (dev_priv->chipset >= 0x18)
+ return 135000;
+ else
+ return 112000;
+}
+
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;
struct drm_encoder *encoder = to_drm_encoder(nv_encoder);
max_clock = 400000;
break;
case OUTPUT_TMDS:
- if ((dev_priv->card_type >= NV_50 && !nouveau_duallink) ||
- !nv_encoder->dcb->duallink_possible)
- max_clock = 165000;
- else
- max_clock = 330000;
+ max_clock = get_tmds_link_bandwidth(connector);
+ if (nouveau_duallink && nv_encoder->dcb->duallink_possible)
+ max_clock *= 2;
break;
case OUTPUT_ANALOG:
max_clock = nv_encoder->dcb->crtconf.maxfreq;
else
max_clock = nv_encoder->dp.link_nr * 162000;
- clock *= 3;
+ clock = clock * nouveau_connector_bpp(connector) / 8;
break;
default:
BUG_ON(1);
return NULL;
}
-void
-nouveau_connector_set_polling(struct drm_connector *connector)
-{
- struct drm_device *dev = connector->dev;
- struct drm_nouveau_private *dev_priv = dev->dev_private;
- struct drm_crtc *crtc;
- bool spare_crtc = false;
-
- list_for_each_entry(crtc, &dev->mode_config.crtc_list, head)
- spare_crtc |= !crtc->enabled;
-
- connector->polled = 0;
-
- switch (connector->connector_type) {
- case DRM_MODE_CONNECTOR_VGA:
- case DRM_MODE_CONNECTOR_TV:
- if (dev_priv->card_type >= NV_50 ||
- (nv_gf4_disp_arch(dev) && spare_crtc))
- connector->polled = DRM_CONNECTOR_POLL_CONNECT;
- break;
-
- case DRM_MODE_CONNECTOR_DVII:
- case DRM_MODE_CONNECTOR_DVID:
- case DRM_MODE_CONNECTOR_HDMIA:
- case DRM_MODE_CONNECTOR_DisplayPort:
- case DRM_MODE_CONNECTOR_eDP:
- if (dev_priv->card_type >= NV_50)
- connector->polled = DRM_CONNECTOR_POLL_HPD;
- else if (connector->connector_type == DRM_MODE_CONNECTOR_DVID ||
- spare_crtc)
- connector->polled = DRM_CONNECTOR_POLL_CONNECT;
- break;
-
- default:
- break;
- }
-}
-
static const struct drm_connector_helper_funcs
nouveau_connector_helper_funcs = {
.get_modes = nouveau_connector_get_modes,
case DCB_CONNECTOR_TV_1:
case DCB_CONNECTOR_TV_3:
nv_connector->scaling_mode = DRM_MODE_SCALE_NONE;
+
+ if (nv_gf4_disp_arch(dev))
+ connector->polled = DRM_CONNECTOR_POLL_CONNECT;
break;
default:
nv_connector->scaling_mode = DRM_MODE_SCALE_FULLSCREEN;
dev->mode_config.dithering_mode_property,
nv_connector->use_dithering ?
DRM_MODE_DITHERING_ON : DRM_MODE_DITHERING_OFF);
+
+ if (dev_priv->card_type >= NV_50)
+ connector->polled = DRM_CONNECTOR_POLL_HPD;
+ else
+ connector->polled = DRM_CONNECTOR_POLL_CONNECT;
break;
}
- nouveau_connector_set_polling(connector);
-
drm_sysfs_connector_add(connector);
dcb->drm = connector;
return dcb->drm;
projects / linux-2.6-block.git / blobdiff