263 lines
8.8 KiB
C
263 lines
8.8 KiB
C
/*
|
|
* Copyright 2007-8 Advanced Micro Devices, Inc.
|
|
* Copyright 2008 Red Hat Inc.
|
|
*
|
|
* Permission is hereby granted, free of charge, to any person obtaining a
|
|
* copy of this software and associated documentation files (the "Software"),
|
|
* to deal in the Software without restriction, including without limitation
|
|
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
|
|
* and/or sell copies of the Software, and to permit persons to whom the
|
|
* Software is furnished to do so, subject to the following conditions:
|
|
*
|
|
* The above copyright notice and this permission notice shall be included in
|
|
* all copies or substantial portions of the Software.
|
|
*
|
|
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
|
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
|
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
|
|
* THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
|
|
* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
|
|
* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
|
|
* OTHER DEALINGS IN THE SOFTWARE.
|
|
*
|
|
* Authors: Dave Airlie
|
|
* Alex Deucher
|
|
*/
|
|
|
|
#include <drm/drm_crtc_helper.h>
|
|
#include <drm/amdgpu_drm.h>
|
|
#include "amdgpu.h"
|
|
#include "amdgpu_connectors.h"
|
|
#include "amdgpu_display.h"
|
|
#include "atom.h"
|
|
#include "atombios_encoders.h"
|
|
|
|
void
|
|
amdgpu_link_encoder_connector(struct drm_device *dev)
|
|
{
|
|
struct amdgpu_device *adev = dev->dev_private;
|
|
struct drm_connector *connector;
|
|
struct drm_connector_list_iter iter;
|
|
struct amdgpu_connector *amdgpu_connector;
|
|
struct drm_encoder *encoder;
|
|
struct amdgpu_encoder *amdgpu_encoder;
|
|
|
|
drm_connector_list_iter_begin(dev, &iter);
|
|
/* walk the list and link encoders to connectors */
|
|
drm_for_each_connector_iter(connector, &iter) {
|
|
amdgpu_connector = to_amdgpu_connector(connector);
|
|
list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) {
|
|
amdgpu_encoder = to_amdgpu_encoder(encoder);
|
|
if (amdgpu_encoder->devices & amdgpu_connector->devices) {
|
|
drm_connector_attach_encoder(connector, encoder);
|
|
if (amdgpu_encoder->devices & (ATOM_DEVICE_LCD_SUPPORT)) {
|
|
amdgpu_atombios_encoder_init_backlight(amdgpu_encoder, connector);
|
|
adev->mode_info.bl_encoder = amdgpu_encoder;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
drm_connector_list_iter_end(&iter);
|
|
}
|
|
|
|
void amdgpu_encoder_set_active_device(struct drm_encoder *encoder)
|
|
{
|
|
struct drm_device *dev = encoder->dev;
|
|
struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder);
|
|
struct drm_connector *connector;
|
|
struct drm_connector_list_iter iter;
|
|
|
|
drm_connector_list_iter_begin(dev, &iter);
|
|
drm_for_each_connector_iter(connector, &iter) {
|
|
if (connector->encoder == encoder) {
|
|
struct amdgpu_connector *amdgpu_connector = to_amdgpu_connector(connector);
|
|
amdgpu_encoder->active_device = amdgpu_encoder->devices & amdgpu_connector->devices;
|
|
DRM_DEBUG_KMS("setting active device to %08x from %08x %08x for encoder %d\n",
|
|
amdgpu_encoder->active_device, amdgpu_encoder->devices,
|
|
amdgpu_connector->devices, encoder->encoder_type);
|
|
}
|
|
}
|
|
drm_connector_list_iter_end(&iter);
|
|
}
|
|
|
|
struct drm_connector *
|
|
amdgpu_get_connector_for_encoder(struct drm_encoder *encoder)
|
|
{
|
|
struct drm_device *dev = encoder->dev;
|
|
struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder);
|
|
struct drm_connector *connector, *found = NULL;
|
|
struct drm_connector_list_iter iter;
|
|
struct amdgpu_connector *amdgpu_connector;
|
|
|
|
drm_connector_list_iter_begin(dev, &iter);
|
|
drm_for_each_connector_iter(connector, &iter) {
|
|
amdgpu_connector = to_amdgpu_connector(connector);
|
|
if (amdgpu_encoder->active_device & amdgpu_connector->devices) {
|
|
found = connector;
|
|
break;
|
|
}
|
|
}
|
|
drm_connector_list_iter_end(&iter);
|
|
return found;
|
|
}
|
|
|
|
struct drm_connector *
|
|
amdgpu_get_connector_for_encoder_init(struct drm_encoder *encoder)
|
|
{
|
|
struct drm_device *dev = encoder->dev;
|
|
struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder);
|
|
struct drm_connector *connector, *found = NULL;
|
|
struct drm_connector_list_iter iter;
|
|
struct amdgpu_connector *amdgpu_connector;
|
|
|
|
drm_connector_list_iter_begin(dev, &iter);
|
|
drm_for_each_connector_iter(connector, &iter) {
|
|
amdgpu_connector = to_amdgpu_connector(connector);
|
|
if (amdgpu_encoder->devices & amdgpu_connector->devices) {
|
|
found = connector;
|
|
break;
|
|
}
|
|
}
|
|
drm_connector_list_iter_end(&iter);
|
|
return found;
|
|
}
|
|
|
|
struct drm_encoder *amdgpu_get_external_encoder(struct drm_encoder *encoder)
|
|
{
|
|
struct drm_device *dev = encoder->dev;
|
|
struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder);
|
|
struct drm_encoder *other_encoder;
|
|
struct amdgpu_encoder *other_amdgpu_encoder;
|
|
|
|
if (amdgpu_encoder->is_ext_encoder)
|
|
return NULL;
|
|
|
|
list_for_each_entry(other_encoder, &dev->mode_config.encoder_list, head) {
|
|
if (other_encoder == encoder)
|
|
continue;
|
|
other_amdgpu_encoder = to_amdgpu_encoder(other_encoder);
|
|
if (other_amdgpu_encoder->is_ext_encoder &&
|
|
(amdgpu_encoder->devices & other_amdgpu_encoder->devices))
|
|
return other_encoder;
|
|
}
|
|
return NULL;
|
|
}
|
|
|
|
u16 amdgpu_encoder_get_dp_bridge_encoder_id(struct drm_encoder *encoder)
|
|
{
|
|
struct drm_encoder *other_encoder = amdgpu_get_external_encoder(encoder);
|
|
|
|
if (other_encoder) {
|
|
struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(other_encoder);
|
|
|
|
switch (amdgpu_encoder->encoder_id) {
|
|
case ENCODER_OBJECT_ID_TRAVIS:
|
|
case ENCODER_OBJECT_ID_NUTMEG:
|
|
return amdgpu_encoder->encoder_id;
|
|
default:
|
|
return ENCODER_OBJECT_ID_NONE;
|
|
}
|
|
}
|
|
return ENCODER_OBJECT_ID_NONE;
|
|
}
|
|
|
|
void amdgpu_panel_mode_fixup(struct drm_encoder *encoder,
|
|
struct drm_display_mode *adjusted_mode)
|
|
{
|
|
struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder);
|
|
struct drm_display_mode *native_mode = &amdgpu_encoder->native_mode;
|
|
unsigned hblank = native_mode->htotal - native_mode->hdisplay;
|
|
unsigned vblank = native_mode->vtotal - native_mode->vdisplay;
|
|
unsigned hover = native_mode->hsync_start - native_mode->hdisplay;
|
|
unsigned vover = native_mode->vsync_start - native_mode->vdisplay;
|
|
unsigned hsync_width = native_mode->hsync_end - native_mode->hsync_start;
|
|
unsigned vsync_width = native_mode->vsync_end - native_mode->vsync_start;
|
|
|
|
adjusted_mode->clock = native_mode->clock;
|
|
adjusted_mode->flags = native_mode->flags;
|
|
|
|
adjusted_mode->hdisplay = native_mode->hdisplay;
|
|
adjusted_mode->vdisplay = native_mode->vdisplay;
|
|
|
|
adjusted_mode->htotal = native_mode->hdisplay + hblank;
|
|
adjusted_mode->hsync_start = native_mode->hdisplay + hover;
|
|
adjusted_mode->hsync_end = adjusted_mode->hsync_start + hsync_width;
|
|
|
|
adjusted_mode->vtotal = native_mode->vdisplay + vblank;
|
|
adjusted_mode->vsync_start = native_mode->vdisplay + vover;
|
|
adjusted_mode->vsync_end = adjusted_mode->vsync_start + vsync_width;
|
|
|
|
drm_mode_set_crtcinfo(adjusted_mode, CRTC_INTERLACE_HALVE_V);
|
|
|
|
adjusted_mode->crtc_hdisplay = native_mode->hdisplay;
|
|
adjusted_mode->crtc_vdisplay = native_mode->vdisplay;
|
|
|
|
adjusted_mode->crtc_htotal = adjusted_mode->crtc_hdisplay + hblank;
|
|
adjusted_mode->crtc_hsync_start = adjusted_mode->crtc_hdisplay + hover;
|
|
adjusted_mode->crtc_hsync_end = adjusted_mode->crtc_hsync_start + hsync_width;
|
|
|
|
adjusted_mode->crtc_vtotal = adjusted_mode->crtc_vdisplay + vblank;
|
|
adjusted_mode->crtc_vsync_start = adjusted_mode->crtc_vdisplay + vover;
|
|
adjusted_mode->crtc_vsync_end = adjusted_mode->crtc_vsync_start + vsync_width;
|
|
|
|
}
|
|
|
|
bool amdgpu_dig_monitor_is_duallink(struct drm_encoder *encoder,
|
|
u32 pixel_clock)
|
|
{
|
|
struct drm_connector *connector;
|
|
struct amdgpu_connector *amdgpu_connector;
|
|
struct amdgpu_connector_atom_dig *dig_connector;
|
|
|
|
connector = amdgpu_get_connector_for_encoder(encoder);
|
|
/* if we don't have an active device yet, just use one of
|
|
* the connectors tied to the encoder.
|
|
*/
|
|
if (!connector)
|
|
connector = amdgpu_get_connector_for_encoder_init(encoder);
|
|
amdgpu_connector = to_amdgpu_connector(connector);
|
|
|
|
switch (connector->connector_type) {
|
|
case DRM_MODE_CONNECTOR_DVII:
|
|
case DRM_MODE_CONNECTOR_HDMIB:
|
|
if (amdgpu_connector->use_digital) {
|
|
/* HDMI 1.3 supports up to 340 Mhz over single link */
|
|
if (drm_detect_hdmi_monitor(amdgpu_connector_edid(connector))) {
|
|
if (pixel_clock > 340000)
|
|
return true;
|
|
else
|
|
return false;
|
|
} else {
|
|
if (pixel_clock > 165000)
|
|
return true;
|
|
else
|
|
return false;
|
|
}
|
|
} else
|
|
return false;
|
|
case DRM_MODE_CONNECTOR_DVID:
|
|
case DRM_MODE_CONNECTOR_HDMIA:
|
|
case DRM_MODE_CONNECTOR_DisplayPort:
|
|
dig_connector = amdgpu_connector->con_priv;
|
|
if ((dig_connector->dp_sink_type == CONNECTOR_OBJECT_ID_DISPLAYPORT) ||
|
|
(dig_connector->dp_sink_type == CONNECTOR_OBJECT_ID_eDP))
|
|
return false;
|
|
else {
|
|
/* HDMI 1.3 supports up to 340 Mhz over single link */
|
|
if (drm_detect_hdmi_monitor(amdgpu_connector_edid(connector))) {
|
|
if (pixel_clock > 340000)
|
|
return true;
|
|
else
|
|
return false;
|
|
} else {
|
|
if (pixel_clock > 165000)
|
|
return true;
|
|
else
|
|
return false;
|
|
}
|
|
}
|
|
default:
|
|
return false;
|
|
}
|
|
}
|