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linux-zen-desktop/drivers/gpu/drm/amd/amdgpu/atombios_encoders.c

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2023-08-30 17:31:07 +02:00
/*
* Copyright 2007-11 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 <linux/pci.h>
#include <acpi/video.h>
#include <drm/amdgpu_drm.h>
#include "amdgpu.h"
#include "amdgpu_connectors.h"
#include "amdgpu_display.h"
#include "atom.h"
#include "atombios_encoders.h"
#include "atombios_dp.h"
#include <linux/backlight.h>
#include "bif/bif_4_1_d.h"
u8
amdgpu_atombios_encoder_get_backlight_level_from_reg(struct amdgpu_device *adev)
{
u8 backlight_level;
u32 bios_2_scratch;
bios_2_scratch = RREG32(mmBIOS_SCRATCH_2);
backlight_level = ((bios_2_scratch & ATOM_S2_CURRENT_BL_LEVEL_MASK) >>
ATOM_S2_CURRENT_BL_LEVEL_SHIFT);
return backlight_level;
}
void
amdgpu_atombios_encoder_set_backlight_level_to_reg(struct amdgpu_device *adev,
u8 backlight_level)
{
u32 bios_2_scratch;
bios_2_scratch = RREG32(mmBIOS_SCRATCH_2);
bios_2_scratch &= ~ATOM_S2_CURRENT_BL_LEVEL_MASK;
bios_2_scratch |= ((backlight_level << ATOM_S2_CURRENT_BL_LEVEL_SHIFT) &
ATOM_S2_CURRENT_BL_LEVEL_MASK);
WREG32(mmBIOS_SCRATCH_2, bios_2_scratch);
}
u8
amdgpu_atombios_encoder_get_backlight_level(struct amdgpu_encoder *amdgpu_encoder)
{
struct drm_device *dev = amdgpu_encoder->base.dev;
struct amdgpu_device *adev = drm_to_adev(dev);
if (!(adev->mode_info.firmware_flags & ATOM_BIOS_INFO_BL_CONTROLLED_BY_GPU))
return 0;
return amdgpu_atombios_encoder_get_backlight_level_from_reg(adev);
}
void
amdgpu_atombios_encoder_set_backlight_level(struct amdgpu_encoder *amdgpu_encoder,
u8 level)
{
struct drm_encoder *encoder = &amdgpu_encoder->base;
struct drm_device *dev = amdgpu_encoder->base.dev;
struct amdgpu_device *adev = drm_to_adev(dev);
struct amdgpu_encoder_atom_dig *dig;
if (!(adev->mode_info.firmware_flags & ATOM_BIOS_INFO_BL_CONTROLLED_BY_GPU))
return;
if ((amdgpu_encoder->devices & (ATOM_DEVICE_LCD_SUPPORT)) &&
amdgpu_encoder->enc_priv) {
dig = amdgpu_encoder->enc_priv;
dig->backlight_level = level;
amdgpu_atombios_encoder_set_backlight_level_to_reg(adev, dig->backlight_level);
switch (amdgpu_encoder->encoder_id) {
case ENCODER_OBJECT_ID_INTERNAL_UNIPHY:
case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_LVTMA:
case ENCODER_OBJECT_ID_INTERNAL_UNIPHY1:
case ENCODER_OBJECT_ID_INTERNAL_UNIPHY2:
case ENCODER_OBJECT_ID_INTERNAL_UNIPHY3:
if (dig->backlight_level == 0)
amdgpu_atombios_encoder_setup_dig_transmitter(encoder,
ATOM_TRANSMITTER_ACTION_LCD_BLOFF, 0, 0);
else {
amdgpu_atombios_encoder_setup_dig_transmitter(encoder,
ATOM_TRANSMITTER_ACTION_BL_BRIGHTNESS_CONTROL, 0, 0);
amdgpu_atombios_encoder_setup_dig_transmitter(encoder,
ATOM_TRANSMITTER_ACTION_LCD_BLON, 0, 0);
}
break;
default:
break;
}
}
}
static u8 amdgpu_atombios_encoder_backlight_level(struct backlight_device *bd)
{
u8 level;
/* Convert brightness to hardware level */
if (bd->props.brightness < 0)
level = 0;
else if (bd->props.brightness > AMDGPU_MAX_BL_LEVEL)
level = AMDGPU_MAX_BL_LEVEL;
else
level = bd->props.brightness;
return level;
}
static int amdgpu_atombios_encoder_update_backlight_status(struct backlight_device *bd)
{
struct amdgpu_backlight_privdata *pdata = bl_get_data(bd);
struct amdgpu_encoder *amdgpu_encoder = pdata->encoder;
amdgpu_atombios_encoder_set_backlight_level(amdgpu_encoder,
amdgpu_atombios_encoder_backlight_level(bd));
return 0;
}
static int
amdgpu_atombios_encoder_get_backlight_brightness(struct backlight_device *bd)
{
struct amdgpu_backlight_privdata *pdata = bl_get_data(bd);
struct amdgpu_encoder *amdgpu_encoder = pdata->encoder;
struct drm_device *dev = amdgpu_encoder->base.dev;
struct amdgpu_device *adev = drm_to_adev(dev);
return amdgpu_atombios_encoder_get_backlight_level_from_reg(adev);
}
static const struct backlight_ops amdgpu_atombios_encoder_backlight_ops = {
.get_brightness = amdgpu_atombios_encoder_get_backlight_brightness,
.update_status = amdgpu_atombios_encoder_update_backlight_status,
};
void amdgpu_atombios_encoder_init_backlight(struct amdgpu_encoder *amdgpu_encoder,
struct drm_connector *drm_connector)
{
struct drm_device *dev = amdgpu_encoder->base.dev;
struct amdgpu_device *adev = drm_to_adev(dev);
struct backlight_device *bd;
struct backlight_properties props;
struct amdgpu_backlight_privdata *pdata;
struct amdgpu_encoder_atom_dig *dig;
char bl_name[16];
/* Mac laptops with multiple GPUs use the gmux driver for backlight
* so don't register a backlight device
*/
if ((adev->pdev->subsystem_vendor == PCI_VENDOR_ID_APPLE) &&
(adev->pdev->device == 0x6741))
return;
if (!amdgpu_encoder->enc_priv)
return;
if (!(adev->mode_info.firmware_flags & ATOM_BIOS_INFO_BL_CONTROLLED_BY_GPU))
goto register_acpi_backlight;
if (!acpi_video_backlight_use_native()) {
drm_info(dev, "Skipping amdgpu atom DIG backlight registration\n");
goto register_acpi_backlight;
}
pdata = kmalloc(sizeof(struct amdgpu_backlight_privdata), GFP_KERNEL);
if (!pdata) {
DRM_ERROR("Memory allocation failed\n");
goto error;
}
memset(&props, 0, sizeof(props));
props.max_brightness = AMDGPU_MAX_BL_LEVEL;
props.type = BACKLIGHT_RAW;
snprintf(bl_name, sizeof(bl_name),
"amdgpu_bl%d", dev->primary->index);
bd = backlight_device_register(bl_name, drm_connector->kdev,
pdata, &amdgpu_atombios_encoder_backlight_ops, &props);
if (IS_ERR(bd)) {
DRM_ERROR("Backlight registration failed\n");
goto error;
}
pdata->encoder = amdgpu_encoder;
dig = amdgpu_encoder->enc_priv;
dig->bl_dev = bd;
bd->props.brightness = amdgpu_atombios_encoder_get_backlight_brightness(bd);
bd->props.power = FB_BLANK_UNBLANK;
backlight_update_status(bd);
DRM_INFO("amdgpu atom DIG backlight initialized\n");
return;
error:
kfree(pdata);
return;
register_acpi_backlight:
/* Try registering an ACPI video backlight device instead. */
acpi_video_register_backlight();
return;
}
void
amdgpu_atombios_encoder_fini_backlight(struct amdgpu_encoder *amdgpu_encoder)
{
struct drm_device *dev = amdgpu_encoder->base.dev;
struct amdgpu_device *adev = drm_to_adev(dev);
struct backlight_device *bd = NULL;
struct amdgpu_encoder_atom_dig *dig;
if (!amdgpu_encoder->enc_priv)
return;
if (!(adev->mode_info.firmware_flags & ATOM_BIOS_INFO_BL_CONTROLLED_BY_GPU))
return;
dig = amdgpu_encoder->enc_priv;
bd = dig->bl_dev;
dig->bl_dev = NULL;
if (bd) {
struct amdgpu_legacy_backlight_privdata *pdata;
pdata = bl_get_data(bd);
backlight_device_unregister(bd);
kfree(pdata);
DRM_INFO("amdgpu atom LVDS backlight unloaded\n");
}
}
bool amdgpu_atombios_encoder_is_digital(struct drm_encoder *encoder)
{
struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder);
switch (amdgpu_encoder->encoder_id) {
case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DVO1:
case ENCODER_OBJECT_ID_INTERNAL_UNIPHY:
case ENCODER_OBJECT_ID_INTERNAL_UNIPHY1:
case ENCODER_OBJECT_ID_INTERNAL_UNIPHY2:
case ENCODER_OBJECT_ID_INTERNAL_UNIPHY3:
return true;
default:
return false;
}
}
bool amdgpu_atombios_encoder_mode_fixup(struct drm_encoder *encoder,
const struct drm_display_mode *mode,
struct drm_display_mode *adjusted_mode)
{
struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder);
/* set the active encoder to connector routing */
amdgpu_encoder_set_active_device(encoder);
drm_mode_set_crtcinfo(adjusted_mode, 0);
/* hw bug */
if ((mode->flags & DRM_MODE_FLAG_INTERLACE)
&& (mode->crtc_vsync_start < (mode->crtc_vdisplay + 2)))
adjusted_mode->crtc_vsync_start = adjusted_mode->crtc_vdisplay + 2;
/* vertical FP must be at least 1 */
if (mode->crtc_vsync_start == mode->crtc_vdisplay)
adjusted_mode->crtc_vsync_start++;
/* get the native mode for scaling */
if (amdgpu_encoder->active_device & (ATOM_DEVICE_LCD_SUPPORT))
amdgpu_panel_mode_fixup(encoder, adjusted_mode);
else if (amdgpu_encoder->rmx_type != RMX_OFF)
amdgpu_panel_mode_fixup(encoder, adjusted_mode);
if ((amdgpu_encoder->active_device & (ATOM_DEVICE_DFP_SUPPORT | ATOM_DEVICE_LCD_SUPPORT)) ||
(amdgpu_encoder_get_dp_bridge_encoder_id(encoder) != ENCODER_OBJECT_ID_NONE)) {
struct drm_connector *connector = amdgpu_get_connector_for_encoder(encoder);
amdgpu_atombios_dp_set_link_config(connector, adjusted_mode);
}
return true;
}
static void
amdgpu_atombios_encoder_setup_dac(struct drm_encoder *encoder, int action)
{
struct drm_device *dev = encoder->dev;
struct amdgpu_device *adev = drm_to_adev(dev);
struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder);
DAC_ENCODER_CONTROL_PS_ALLOCATION args;
int index = 0;
memset(&args, 0, sizeof(args));
switch (amdgpu_encoder->encoder_id) {
case ENCODER_OBJECT_ID_INTERNAL_DAC1:
case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DAC1:
index = GetIndexIntoMasterTable(COMMAND, DAC1EncoderControl);
break;
case ENCODER_OBJECT_ID_INTERNAL_DAC2:
case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DAC2:
index = GetIndexIntoMasterTable(COMMAND, DAC2EncoderControl);
break;
}
args.ucAction = action;
args.ucDacStandard = ATOM_DAC1_PS2;
args.usPixelClock = cpu_to_le16(amdgpu_encoder->pixel_clock / 10);
amdgpu_atom_execute_table(adev->mode_info.atom_context, index, (uint32_t *)&args);
}
static u8 amdgpu_atombios_encoder_get_bpc(struct drm_encoder *encoder)
{
int bpc = 8;
if (encoder->crtc) {
struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(encoder->crtc);
bpc = amdgpu_crtc->bpc;
}
switch (bpc) {
case 0:
return PANEL_BPC_UNDEFINE;
case 6:
return PANEL_6BIT_PER_COLOR;
case 8:
default:
return PANEL_8BIT_PER_COLOR;
case 10:
return PANEL_10BIT_PER_COLOR;
case 12:
return PANEL_12BIT_PER_COLOR;
case 16:
return PANEL_16BIT_PER_COLOR;
}
}
union dvo_encoder_control {
ENABLE_EXTERNAL_TMDS_ENCODER_PS_ALLOCATION ext_tmds;
DVO_ENCODER_CONTROL_PS_ALLOCATION dvo;
DVO_ENCODER_CONTROL_PS_ALLOCATION_V3 dvo_v3;
DVO_ENCODER_CONTROL_PS_ALLOCATION_V1_4 dvo_v4;
};
static void
amdgpu_atombios_encoder_setup_dvo(struct drm_encoder *encoder, int action)
{
struct drm_device *dev = encoder->dev;
struct amdgpu_device *adev = drm_to_adev(dev);
struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder);
union dvo_encoder_control args;
int index = GetIndexIntoMasterTable(COMMAND, DVOEncoderControl);
uint8_t frev, crev;
memset(&args, 0, sizeof(args));
if (!amdgpu_atom_parse_cmd_header(adev->mode_info.atom_context, index, &frev, &crev))
return;
switch (frev) {
case 1:
switch (crev) {
case 1:
/* R4xx, R5xx */
args.ext_tmds.sXTmdsEncoder.ucEnable = action;
if (amdgpu_dig_monitor_is_duallink(encoder, amdgpu_encoder->pixel_clock))
args.ext_tmds.sXTmdsEncoder.ucMisc |= PANEL_ENCODER_MISC_DUAL;
args.ext_tmds.sXTmdsEncoder.ucMisc |= ATOM_PANEL_MISC_888RGB;
break;
case 2:
/* RS600/690/740 */
args.dvo.sDVOEncoder.ucAction = action;
args.dvo.sDVOEncoder.usPixelClock = cpu_to_le16(amdgpu_encoder->pixel_clock / 10);
/* DFP1, CRT1, TV1 depending on the type of port */
args.dvo.sDVOEncoder.ucDeviceType = ATOM_DEVICE_DFP1_INDEX;
if (amdgpu_dig_monitor_is_duallink(encoder, amdgpu_encoder->pixel_clock))
args.dvo.sDVOEncoder.usDevAttr.sDigAttrib.ucAttribute |= PANEL_ENCODER_MISC_DUAL;
break;
case 3:
/* R6xx */
args.dvo_v3.ucAction = action;
args.dvo_v3.usPixelClock = cpu_to_le16(amdgpu_encoder->pixel_clock / 10);
args.dvo_v3.ucDVOConfig = 0; /* XXX */
break;
case 4:
/* DCE8 */
args.dvo_v4.ucAction = action;
args.dvo_v4.usPixelClock = cpu_to_le16(amdgpu_encoder->pixel_clock / 10);
args.dvo_v4.ucDVOConfig = 0; /* XXX */
args.dvo_v4.ucBitPerColor = amdgpu_atombios_encoder_get_bpc(encoder);
break;
default:
DRM_ERROR("Unknown table version %d, %d\n", frev, crev);
break;
}
break;
default:
DRM_ERROR("Unknown table version %d, %d\n", frev, crev);
break;
}
amdgpu_atom_execute_table(adev->mode_info.atom_context, index, (uint32_t *)&args);
}
int amdgpu_atombios_encoder_get_encoder_mode(struct drm_encoder *encoder)
{
struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder);
struct drm_connector *connector;
struct amdgpu_connector *amdgpu_connector;
struct amdgpu_connector_atom_dig *dig_connector;
/* dp bridges are always DP */
if (amdgpu_encoder_get_dp_bridge_encoder_id(encoder) != ENCODER_OBJECT_ID_NONE)
return ATOM_ENCODER_MODE_DP;
/* DVO is always DVO */
if ((amdgpu_encoder->encoder_id == ENCODER_OBJECT_ID_INTERNAL_DVO1) ||
(amdgpu_encoder->encoder_id == ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DVO1))
return ATOM_ENCODER_MODE_DVO;
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: /* HDMI-B is basically DL-DVI; analog works fine */
if (amdgpu_audio != 0) {
if (amdgpu_connector->use_digital &&
(amdgpu_connector->audio == AMDGPU_AUDIO_ENABLE))
return ATOM_ENCODER_MODE_HDMI;
else if (connector->display_info.is_hdmi &&
(amdgpu_connector->audio == AMDGPU_AUDIO_AUTO))
return ATOM_ENCODER_MODE_HDMI;
else if (amdgpu_connector->use_digital)
return ATOM_ENCODER_MODE_DVI;
else
return ATOM_ENCODER_MODE_CRT;
} else if (amdgpu_connector->use_digital) {
return ATOM_ENCODER_MODE_DVI;
} else {
return ATOM_ENCODER_MODE_CRT;
}
break;
case DRM_MODE_CONNECTOR_DVID:
case DRM_MODE_CONNECTOR_HDMIA:
default:
if (amdgpu_audio != 0) {
if (amdgpu_connector->audio == AMDGPU_AUDIO_ENABLE)
return ATOM_ENCODER_MODE_HDMI;
else if (connector->display_info.is_hdmi &&
(amdgpu_connector->audio == AMDGPU_AUDIO_AUTO))
return ATOM_ENCODER_MODE_HDMI;
else
return ATOM_ENCODER_MODE_DVI;
} else {
return ATOM_ENCODER_MODE_DVI;
}
case DRM_MODE_CONNECTOR_LVDS:
return ATOM_ENCODER_MODE_LVDS;
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 ATOM_ENCODER_MODE_DP;
} else if (amdgpu_audio != 0) {
if (amdgpu_connector->audio == AMDGPU_AUDIO_ENABLE)
return ATOM_ENCODER_MODE_HDMI;
else if (connector->display_info.is_hdmi &&
(amdgpu_connector->audio == AMDGPU_AUDIO_AUTO))
return ATOM_ENCODER_MODE_HDMI;
else
return ATOM_ENCODER_MODE_DVI;
} else {
return ATOM_ENCODER_MODE_DVI;
}
case DRM_MODE_CONNECTOR_eDP:
return ATOM_ENCODER_MODE_DP;
case DRM_MODE_CONNECTOR_DVIA:
case DRM_MODE_CONNECTOR_VGA:
return ATOM_ENCODER_MODE_CRT;
case DRM_MODE_CONNECTOR_Composite:
case DRM_MODE_CONNECTOR_SVIDEO:
case DRM_MODE_CONNECTOR_9PinDIN:
/* fix me */
return ATOM_ENCODER_MODE_TV;
}
}
/*
* DIG Encoder/Transmitter Setup
*
* DCE 6.0
* - 3 DIG transmitter blocks UNIPHY0/1/2 (links A and B).
* Supports up to 6 digital outputs
* - 6 DIG encoder blocks.
* - DIG to PHY mapping is hardcoded
* DIG1 drives UNIPHY0 link A, A+B
* DIG2 drives UNIPHY0 link B
* DIG3 drives UNIPHY1 link A, A+B
* DIG4 drives UNIPHY1 link B
* DIG5 drives UNIPHY2 link A, A+B
* DIG6 drives UNIPHY2 link B
*
* Routing
* crtc -> dig encoder -> UNIPHY/LVTMA (1 or 2 links)
* Examples:
* crtc0 -> dig2 -> LVTMA links A+B -> TMDS/HDMI
* crtc1 -> dig1 -> UNIPHY0 link B -> DP
* crtc0 -> dig1 -> UNIPHY2 link A -> LVDS
* crtc1 -> dig2 -> UNIPHY1 link B+A -> TMDS/HDMI
*/
union dig_encoder_control {
DIG_ENCODER_CONTROL_PS_ALLOCATION v1;
DIG_ENCODER_CONTROL_PARAMETERS_V2 v2;
DIG_ENCODER_CONTROL_PARAMETERS_V3 v3;
DIG_ENCODER_CONTROL_PARAMETERS_V4 v4;
DIG_ENCODER_CONTROL_PARAMETERS_V5 v5;
};
void
amdgpu_atombios_encoder_setup_dig_encoder(struct drm_encoder *encoder,
int action, int panel_mode)
{
struct drm_device *dev = encoder->dev;
struct amdgpu_device *adev = drm_to_adev(dev);
struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder);
struct amdgpu_encoder_atom_dig *dig = amdgpu_encoder->enc_priv;
struct drm_connector *connector = amdgpu_get_connector_for_encoder(encoder);
union dig_encoder_control args;
int index = GetIndexIntoMasterTable(COMMAND, DIGxEncoderControl);
uint8_t frev, crev;
int dp_clock = 0;
int dp_lane_count = 0;
int hpd_id = AMDGPU_HPD_NONE;
if (connector) {
struct amdgpu_connector *amdgpu_connector = to_amdgpu_connector(connector);
struct amdgpu_connector_atom_dig *dig_connector =
amdgpu_connector->con_priv;
dp_clock = dig_connector->dp_clock;
dp_lane_count = dig_connector->dp_lane_count;
hpd_id = amdgpu_connector->hpd.hpd;
}
/* no dig encoder assigned */
if (dig->dig_encoder == -1)
return;
memset(&args, 0, sizeof(args));
if (!amdgpu_atom_parse_cmd_header(adev->mode_info.atom_context, index, &frev, &crev))
return;
switch (frev) {
case 1:
switch (crev) {
case 1:
args.v1.ucAction = action;
args.v1.usPixelClock = cpu_to_le16(amdgpu_encoder->pixel_clock / 10);
if (action == ATOM_ENCODER_CMD_SETUP_PANEL_MODE)
args.v3.ucPanelMode = panel_mode;
else
args.v1.ucEncoderMode = amdgpu_atombios_encoder_get_encoder_mode(encoder);
if (ENCODER_MODE_IS_DP(args.v1.ucEncoderMode))
args.v1.ucLaneNum = dp_lane_count;
else if (amdgpu_dig_monitor_is_duallink(encoder, amdgpu_encoder->pixel_clock))
args.v1.ucLaneNum = 8;
else
args.v1.ucLaneNum = 4;
if (ENCODER_MODE_IS_DP(args.v1.ucEncoderMode) && (dp_clock == 270000))
args.v1.ucConfig |= ATOM_ENCODER_CONFIG_DPLINKRATE_2_70GHZ;
switch (amdgpu_encoder->encoder_id) {
case ENCODER_OBJECT_ID_INTERNAL_UNIPHY:
args.v1.ucConfig = ATOM_ENCODER_CONFIG_V2_TRANSMITTER1;
break;
case ENCODER_OBJECT_ID_INTERNAL_UNIPHY1:
case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_LVTMA:
args.v1.ucConfig = ATOM_ENCODER_CONFIG_V2_TRANSMITTER2;
break;
case ENCODER_OBJECT_ID_INTERNAL_UNIPHY2:
args.v1.ucConfig = ATOM_ENCODER_CONFIG_V2_TRANSMITTER3;
break;
}
if (dig->linkb)
args.v1.ucConfig |= ATOM_ENCODER_CONFIG_LINKB;
else
args.v1.ucConfig |= ATOM_ENCODER_CONFIG_LINKA;
break;
case 2:
case 3:
args.v3.ucAction = action;
args.v3.usPixelClock = cpu_to_le16(amdgpu_encoder->pixel_clock / 10);
if (action == ATOM_ENCODER_CMD_SETUP_PANEL_MODE)
args.v3.ucPanelMode = panel_mode;
else
args.v3.ucEncoderMode = amdgpu_atombios_encoder_get_encoder_mode(encoder);
if (ENCODER_MODE_IS_DP(args.v3.ucEncoderMode))
args.v3.ucLaneNum = dp_lane_count;
else if (amdgpu_dig_monitor_is_duallink(encoder, amdgpu_encoder->pixel_clock))
args.v3.ucLaneNum = 8;
else
args.v3.ucLaneNum = 4;
if (ENCODER_MODE_IS_DP(args.v3.ucEncoderMode) && (dp_clock == 270000))
args.v1.ucConfig |= ATOM_ENCODER_CONFIG_V3_DPLINKRATE_2_70GHZ;
args.v3.acConfig.ucDigSel = dig->dig_encoder;
args.v3.ucBitPerColor = amdgpu_atombios_encoder_get_bpc(encoder);
break;
case 4:
args.v4.ucAction = action;
args.v4.usPixelClock = cpu_to_le16(amdgpu_encoder->pixel_clock / 10);
if (action == ATOM_ENCODER_CMD_SETUP_PANEL_MODE)
args.v4.ucPanelMode = panel_mode;
else
args.v4.ucEncoderMode = amdgpu_atombios_encoder_get_encoder_mode(encoder);
if (ENCODER_MODE_IS_DP(args.v4.ucEncoderMode))
args.v4.ucLaneNum = dp_lane_count;
else if (amdgpu_dig_monitor_is_duallink(encoder, amdgpu_encoder->pixel_clock))
args.v4.ucLaneNum = 8;
else
args.v4.ucLaneNum = 4;
if (ENCODER_MODE_IS_DP(args.v4.ucEncoderMode)) {
if (dp_clock == 540000)
args.v1.ucConfig |= ATOM_ENCODER_CONFIG_V4_DPLINKRATE_5_40GHZ;
else if (dp_clock == 324000)
args.v1.ucConfig |= ATOM_ENCODER_CONFIG_V4_DPLINKRATE_3_24GHZ;
else if (dp_clock == 270000)
args.v1.ucConfig |= ATOM_ENCODER_CONFIG_V4_DPLINKRATE_2_70GHZ;
else
args.v1.ucConfig |= ATOM_ENCODER_CONFIG_V4_DPLINKRATE_1_62GHZ;
}
args.v4.acConfig.ucDigSel = dig->dig_encoder;
args.v4.ucBitPerColor = amdgpu_atombios_encoder_get_bpc(encoder);
if (hpd_id == AMDGPU_HPD_NONE)
args.v4.ucHPD_ID = 0;
else
args.v4.ucHPD_ID = hpd_id + 1;
break;
case 5:
switch (action) {
case ATOM_ENCODER_CMD_SETUP_PANEL_MODE:
args.v5.asDPPanelModeParam.ucAction = action;
args.v5.asDPPanelModeParam.ucPanelMode = panel_mode;
args.v5.asDPPanelModeParam.ucDigId = dig->dig_encoder;
break;
case ATOM_ENCODER_CMD_STREAM_SETUP:
args.v5.asStreamParam.ucAction = action;
args.v5.asStreamParam.ucDigId = dig->dig_encoder;
args.v5.asStreamParam.ucDigMode =
amdgpu_atombios_encoder_get_encoder_mode(encoder);
if (ENCODER_MODE_IS_DP(args.v5.asStreamParam.ucDigMode))
args.v5.asStreamParam.ucLaneNum = dp_lane_count;
else if (amdgpu_dig_monitor_is_duallink(encoder,
amdgpu_encoder->pixel_clock))
args.v5.asStreamParam.ucLaneNum = 8;
else
args.v5.asStreamParam.ucLaneNum = 4;
args.v5.asStreamParam.ulPixelClock =
cpu_to_le32(amdgpu_encoder->pixel_clock / 10);
args.v5.asStreamParam.ucBitPerColor =
amdgpu_atombios_encoder_get_bpc(encoder);
args.v5.asStreamParam.ucLinkRateIn270Mhz = dp_clock / 27000;
break;
case ATOM_ENCODER_CMD_DP_LINK_TRAINING_START:
case ATOM_ENCODER_CMD_DP_LINK_TRAINING_PATTERN1:
case ATOM_ENCODER_CMD_DP_LINK_TRAINING_PATTERN2:
case ATOM_ENCODER_CMD_DP_LINK_TRAINING_PATTERN3:
case ATOM_ENCODER_CMD_DP_LINK_TRAINING_PATTERN4:
case ATOM_ENCODER_CMD_DP_LINK_TRAINING_COMPLETE:
case ATOM_ENCODER_CMD_DP_VIDEO_OFF:
case ATOM_ENCODER_CMD_DP_VIDEO_ON:
args.v5.asCmdParam.ucAction = action;
args.v5.asCmdParam.ucDigId = dig->dig_encoder;
break;
default:
DRM_ERROR("Unsupported action 0x%x\n", action);
break;
}
break;
default:
DRM_ERROR("Unknown table version %d, %d\n", frev, crev);
break;
}
break;
default:
DRM_ERROR("Unknown table version %d, %d\n", frev, crev);
break;
}
amdgpu_atom_execute_table(adev->mode_info.atom_context, index, (uint32_t *)&args);
}
union dig_transmitter_control {
DIG_TRANSMITTER_CONTROL_PS_ALLOCATION v1;
DIG_TRANSMITTER_CONTROL_PARAMETERS_V2 v2;
DIG_TRANSMITTER_CONTROL_PARAMETERS_V3 v3;
DIG_TRANSMITTER_CONTROL_PARAMETERS_V4 v4;
DIG_TRANSMITTER_CONTROL_PARAMETERS_V1_5 v5;
DIG_TRANSMITTER_CONTROL_PARAMETERS_V1_6 v6;
};
void
amdgpu_atombios_encoder_setup_dig_transmitter(struct drm_encoder *encoder, int action,
uint8_t lane_num, uint8_t lane_set)
{
struct drm_device *dev = encoder->dev;
struct amdgpu_device *adev = drm_to_adev(dev);
struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder);
struct amdgpu_encoder_atom_dig *dig = amdgpu_encoder->enc_priv;
struct drm_connector *connector;
union dig_transmitter_control args;
int index = 0;
uint8_t frev, crev;
bool is_dp = false;
int pll_id = 0;
int dp_clock = 0;
int dp_lane_count = 0;
int connector_object_id = 0;
int dig_encoder = dig->dig_encoder;
int hpd_id = AMDGPU_HPD_NONE;
if (action == ATOM_TRANSMITTER_ACTION_INIT) {
connector = amdgpu_get_connector_for_encoder_init(encoder);
/* just needed to avoid bailing in the encoder check. the encoder
* isn't used for init
*/
dig_encoder = 0;
} else
connector = amdgpu_get_connector_for_encoder(encoder);
if (connector) {
struct amdgpu_connector *amdgpu_connector = to_amdgpu_connector(connector);
struct amdgpu_connector_atom_dig *dig_connector =
amdgpu_connector->con_priv;
hpd_id = amdgpu_connector->hpd.hpd;
dp_clock = dig_connector->dp_clock;
dp_lane_count = dig_connector->dp_lane_count;
connector_object_id =
(amdgpu_connector->connector_object_id & OBJECT_ID_MASK) >> OBJECT_ID_SHIFT;
}
if (encoder->crtc) {
struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(encoder->crtc);
pll_id = amdgpu_crtc->pll_id;
}
/* no dig encoder assigned */
if (dig_encoder == -1)
return;
if (ENCODER_MODE_IS_DP(amdgpu_atombios_encoder_get_encoder_mode(encoder)))
is_dp = true;
memset(&args, 0, sizeof(args));
switch (amdgpu_encoder->encoder_id) {
case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DVO1:
index = GetIndexIntoMasterTable(COMMAND, DVOOutputControl);
break;
case ENCODER_OBJECT_ID_INTERNAL_UNIPHY:
case ENCODER_OBJECT_ID_INTERNAL_UNIPHY1:
case ENCODER_OBJECT_ID_INTERNAL_UNIPHY2:
case ENCODER_OBJECT_ID_INTERNAL_UNIPHY3:
index = GetIndexIntoMasterTable(COMMAND, UNIPHYTransmitterControl);
break;
case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_LVTMA:
index = GetIndexIntoMasterTable(COMMAND, LVTMATransmitterControl);
break;
}
if (!amdgpu_atom_parse_cmd_header(adev->mode_info.atom_context, index, &frev, &crev))
return;
switch (frev) {
case 1:
switch (crev) {
case 1:
args.v1.ucAction = action;
if (action == ATOM_TRANSMITTER_ACTION_INIT) {
args.v1.usInitInfo = cpu_to_le16(connector_object_id);
} else if (action == ATOM_TRANSMITTER_ACTION_SETUP_VSEMPH) {
args.v1.asMode.ucLaneSel = lane_num;
args.v1.asMode.ucLaneSet = lane_set;
} else {
if (is_dp)
args.v1.usPixelClock = cpu_to_le16(dp_clock / 10);
else if (amdgpu_dig_monitor_is_duallink(encoder, amdgpu_encoder->pixel_clock))
args.v1.usPixelClock = cpu_to_le16((amdgpu_encoder->pixel_clock / 2) / 10);
else
args.v1.usPixelClock = cpu_to_le16(amdgpu_encoder->pixel_clock / 10);
}
args.v1.ucConfig = ATOM_TRANSMITTER_CONFIG_CLKSRC_PPLL;
if (dig_encoder)
args.v1.ucConfig |= ATOM_TRANSMITTER_CONFIG_DIG2_ENCODER;
else
args.v1.ucConfig |= ATOM_TRANSMITTER_CONFIG_DIG1_ENCODER;
if (dig->linkb)
args.v1.ucConfig |= ATOM_TRANSMITTER_CONFIG_LINKB;
else
args.v1.ucConfig |= ATOM_TRANSMITTER_CONFIG_LINKA;
if (is_dp)
args.v1.ucConfig |= ATOM_TRANSMITTER_CONFIG_COHERENT;
else if (amdgpu_encoder->devices & (ATOM_DEVICE_DFP_SUPPORT)) {
if (dig->coherent_mode)
args.v1.ucConfig |= ATOM_TRANSMITTER_CONFIG_COHERENT;
if (amdgpu_dig_monitor_is_duallink(encoder, amdgpu_encoder->pixel_clock))
args.v1.ucConfig |= ATOM_TRANSMITTER_CONFIG_8LANE_LINK;
}
break;
case 2:
args.v2.ucAction = action;
if (action == ATOM_TRANSMITTER_ACTION_INIT) {
args.v2.usInitInfo = cpu_to_le16(connector_object_id);
} else if (action == ATOM_TRANSMITTER_ACTION_SETUP_VSEMPH) {
args.v2.asMode.ucLaneSel = lane_num;
args.v2.asMode.ucLaneSet = lane_set;
} else {
if (is_dp)
args.v2.usPixelClock = cpu_to_le16(dp_clock / 10);
else if (amdgpu_dig_monitor_is_duallink(encoder, amdgpu_encoder->pixel_clock))
args.v2.usPixelClock = cpu_to_le16((amdgpu_encoder->pixel_clock / 2) / 10);
else
args.v2.usPixelClock = cpu_to_le16(amdgpu_encoder->pixel_clock / 10);
}
args.v2.acConfig.ucEncoderSel = dig_encoder;
if (dig->linkb)
args.v2.acConfig.ucLinkSel = 1;
switch (amdgpu_encoder->encoder_id) {
case ENCODER_OBJECT_ID_INTERNAL_UNIPHY:
args.v2.acConfig.ucTransmitterSel = 0;
break;
case ENCODER_OBJECT_ID_INTERNAL_UNIPHY1:
args.v2.acConfig.ucTransmitterSel = 1;
break;
case ENCODER_OBJECT_ID_INTERNAL_UNIPHY2:
args.v2.acConfig.ucTransmitterSel = 2;
break;
}
if (is_dp) {
args.v2.acConfig.fCoherentMode = 1;
args.v2.acConfig.fDPConnector = 1;
} else if (amdgpu_encoder->devices & (ATOM_DEVICE_DFP_SUPPORT)) {
if (dig->coherent_mode)
args.v2.acConfig.fCoherentMode = 1;
if (amdgpu_dig_monitor_is_duallink(encoder, amdgpu_encoder->pixel_clock))
args.v2.acConfig.fDualLinkConnector = 1;
}
break;
case 3:
args.v3.ucAction = action;
if (action == ATOM_TRANSMITTER_ACTION_INIT) {
args.v3.usInitInfo = cpu_to_le16(connector_object_id);
} else if (action == ATOM_TRANSMITTER_ACTION_SETUP_VSEMPH) {
args.v3.asMode.ucLaneSel = lane_num;
args.v3.asMode.ucLaneSet = lane_set;
} else {
if (is_dp)
args.v3.usPixelClock = cpu_to_le16(dp_clock / 10);
else if (amdgpu_dig_monitor_is_duallink(encoder, amdgpu_encoder->pixel_clock))
args.v3.usPixelClock = cpu_to_le16((amdgpu_encoder->pixel_clock / 2) / 10);
else
args.v3.usPixelClock = cpu_to_le16(amdgpu_encoder->pixel_clock / 10);
}
if (is_dp)
args.v3.ucLaneNum = dp_lane_count;
else if (amdgpu_dig_monitor_is_duallink(encoder, amdgpu_encoder->pixel_clock))
args.v3.ucLaneNum = 8;
else
args.v3.ucLaneNum = 4;
if (dig->linkb)
args.v3.acConfig.ucLinkSel = 1;
if (dig_encoder & 1)
args.v3.acConfig.ucEncoderSel = 1;
/* Select the PLL for the PHY
* DP PHY should be clocked from external src if there is
* one.
*/
/* On DCE4, if there is an external clock, it generates the DP ref clock */
if (is_dp && adev->clock.dp_extclk)
args.v3.acConfig.ucRefClkSource = 2; /* external src */
else
args.v3.acConfig.ucRefClkSource = pll_id;
switch (amdgpu_encoder->encoder_id) {
case ENCODER_OBJECT_ID_INTERNAL_UNIPHY:
args.v3.acConfig.ucTransmitterSel = 0;
break;
case ENCODER_OBJECT_ID_INTERNAL_UNIPHY1:
args.v3.acConfig.ucTransmitterSel = 1;
break;
case ENCODER_OBJECT_ID_INTERNAL_UNIPHY2:
args.v3.acConfig.ucTransmitterSel = 2;
break;
}
if (is_dp)
args.v3.acConfig.fCoherentMode = 1; /* DP requires coherent */
else if (amdgpu_encoder->devices & (ATOM_DEVICE_DFP_SUPPORT)) {
if (dig->coherent_mode)
args.v3.acConfig.fCoherentMode = 1;
if (amdgpu_dig_monitor_is_duallink(encoder, amdgpu_encoder->pixel_clock))
args.v3.acConfig.fDualLinkConnector = 1;
}
break;
case 4:
args.v4.ucAction = action;
if (action == ATOM_TRANSMITTER_ACTION_INIT) {
args.v4.usInitInfo = cpu_to_le16(connector_object_id);
} else if (action == ATOM_TRANSMITTER_ACTION_SETUP_VSEMPH) {
args.v4.asMode.ucLaneSel = lane_num;
args.v4.asMode.ucLaneSet = lane_set;
} else {
if (is_dp)
args.v4.usPixelClock = cpu_to_le16(dp_clock / 10);
else if (amdgpu_dig_monitor_is_duallink(encoder, amdgpu_encoder->pixel_clock))
args.v4.usPixelClock = cpu_to_le16((amdgpu_encoder->pixel_clock / 2) / 10);
else
args.v4.usPixelClock = cpu_to_le16(amdgpu_encoder->pixel_clock / 10);
}
if (is_dp)
args.v4.ucLaneNum = dp_lane_count;
else if (amdgpu_dig_monitor_is_duallink(encoder, amdgpu_encoder->pixel_clock))
args.v4.ucLaneNum = 8;
else
args.v4.ucLaneNum = 4;
if (dig->linkb)
args.v4.acConfig.ucLinkSel = 1;
if (dig_encoder & 1)
args.v4.acConfig.ucEncoderSel = 1;
/* Select the PLL for the PHY
* DP PHY should be clocked from external src if there is
* one.
*/
/* On DCE5 DCPLL usually generates the DP ref clock */
if (is_dp) {
if (adev->clock.dp_extclk)
args.v4.acConfig.ucRefClkSource = ENCODER_REFCLK_SRC_EXTCLK;
else
args.v4.acConfig.ucRefClkSource = ENCODER_REFCLK_SRC_DCPLL;
} else
args.v4.acConfig.ucRefClkSource = pll_id;
switch (amdgpu_encoder->encoder_id) {
case ENCODER_OBJECT_ID_INTERNAL_UNIPHY:
args.v4.acConfig.ucTransmitterSel = 0;
break;
case ENCODER_OBJECT_ID_INTERNAL_UNIPHY1:
args.v4.acConfig.ucTransmitterSel = 1;
break;
case ENCODER_OBJECT_ID_INTERNAL_UNIPHY2:
args.v4.acConfig.ucTransmitterSel = 2;
break;
}
if (is_dp)
args.v4.acConfig.fCoherentMode = 1; /* DP requires coherent */
else if (amdgpu_encoder->devices & (ATOM_DEVICE_DFP_SUPPORT)) {
if (dig->coherent_mode)
args.v4.acConfig.fCoherentMode = 1;
if (amdgpu_dig_monitor_is_duallink(encoder, amdgpu_encoder->pixel_clock))
args.v4.acConfig.fDualLinkConnector = 1;
}
break;
case 5:
args.v5.ucAction = action;
if (is_dp)
args.v5.usSymClock = cpu_to_le16(dp_clock / 10);
else
args.v5.usSymClock = cpu_to_le16(amdgpu_encoder->pixel_clock / 10);
switch (amdgpu_encoder->encoder_id) {
case ENCODER_OBJECT_ID_INTERNAL_UNIPHY:
if (dig->linkb)
args.v5.ucPhyId = ATOM_PHY_ID_UNIPHYB;
else
args.v5.ucPhyId = ATOM_PHY_ID_UNIPHYA;
break;
case ENCODER_OBJECT_ID_INTERNAL_UNIPHY1:
if (dig->linkb)
args.v5.ucPhyId = ATOM_PHY_ID_UNIPHYD;
else
args.v5.ucPhyId = ATOM_PHY_ID_UNIPHYC;
break;
case ENCODER_OBJECT_ID_INTERNAL_UNIPHY2:
if (dig->linkb)
args.v5.ucPhyId = ATOM_PHY_ID_UNIPHYF;
else
args.v5.ucPhyId = ATOM_PHY_ID_UNIPHYE;
break;
case ENCODER_OBJECT_ID_INTERNAL_UNIPHY3:
args.v5.ucPhyId = ATOM_PHY_ID_UNIPHYG;
break;
}
if (is_dp)
args.v5.ucLaneNum = dp_lane_count;
else if (amdgpu_dig_monitor_is_duallink(encoder, amdgpu_encoder->pixel_clock))
args.v5.ucLaneNum = 8;
else
args.v5.ucLaneNum = 4;
args.v5.ucConnObjId = connector_object_id;
args.v5.ucDigMode = amdgpu_atombios_encoder_get_encoder_mode(encoder);
if (is_dp && adev->clock.dp_extclk)
args.v5.asConfig.ucPhyClkSrcId = ENCODER_REFCLK_SRC_EXTCLK;
else
args.v5.asConfig.ucPhyClkSrcId = pll_id;
if (is_dp)
args.v5.asConfig.ucCoherentMode = 1; /* DP requires coherent */
else if (amdgpu_encoder->devices & (ATOM_DEVICE_DFP_SUPPORT)) {
if (dig->coherent_mode)
args.v5.asConfig.ucCoherentMode = 1;
}
if (hpd_id == AMDGPU_HPD_NONE)
args.v5.asConfig.ucHPDSel = 0;
else
args.v5.asConfig.ucHPDSel = hpd_id + 1;
args.v5.ucDigEncoderSel = 1 << dig_encoder;
args.v5.ucDPLaneSet = lane_set;
break;
case 6:
args.v6.ucAction = action;
if (is_dp)
args.v6.ulSymClock = cpu_to_le32(dp_clock / 10);
else
args.v6.ulSymClock = cpu_to_le32(amdgpu_encoder->pixel_clock / 10);
switch (amdgpu_encoder->encoder_id) {
case ENCODER_OBJECT_ID_INTERNAL_UNIPHY:
if (dig->linkb)
args.v6.ucPhyId = ATOM_PHY_ID_UNIPHYB;
else
args.v6.ucPhyId = ATOM_PHY_ID_UNIPHYA;
break;
case ENCODER_OBJECT_ID_INTERNAL_UNIPHY1:
if (dig->linkb)
args.v6.ucPhyId = ATOM_PHY_ID_UNIPHYD;
else
args.v6.ucPhyId = ATOM_PHY_ID_UNIPHYC;
break;
case ENCODER_OBJECT_ID_INTERNAL_UNIPHY2:
if (dig->linkb)
args.v6.ucPhyId = ATOM_PHY_ID_UNIPHYF;
else
args.v6.ucPhyId = ATOM_PHY_ID_UNIPHYE;
break;
case ENCODER_OBJECT_ID_INTERNAL_UNIPHY3:
args.v6.ucPhyId = ATOM_PHY_ID_UNIPHYG;
break;
}
if (is_dp)
args.v6.ucLaneNum = dp_lane_count;
else if (amdgpu_dig_monitor_is_duallink(encoder, amdgpu_encoder->pixel_clock))
args.v6.ucLaneNum = 8;
else
args.v6.ucLaneNum = 4;
args.v6.ucConnObjId = connector_object_id;
if (action == ATOM_TRANSMITTER_ACTION_SETUP_VSEMPH)
args.v6.ucDPLaneSet = lane_set;
else
args.v6.ucDigMode = amdgpu_atombios_encoder_get_encoder_mode(encoder);
if (hpd_id == AMDGPU_HPD_NONE)
args.v6.ucHPDSel = 0;
else
args.v6.ucHPDSel = hpd_id + 1;
args.v6.ucDigEncoderSel = 1 << dig_encoder;
break;
default:
DRM_ERROR("Unknown table version %d, %d\n", frev, crev);
break;
}
break;
default:
DRM_ERROR("Unknown table version %d, %d\n", frev, crev);
break;
}
amdgpu_atom_execute_table(adev->mode_info.atom_context, index, (uint32_t *)&args);
}
bool
amdgpu_atombios_encoder_set_edp_panel_power(struct drm_connector *connector,
int action)
{
struct amdgpu_connector *amdgpu_connector = to_amdgpu_connector(connector);
struct drm_device *dev = amdgpu_connector->base.dev;
struct amdgpu_device *adev = drm_to_adev(dev);
union dig_transmitter_control args;
int index = GetIndexIntoMasterTable(COMMAND, UNIPHYTransmitterControl);
uint8_t frev, crev;
if (connector->connector_type != DRM_MODE_CONNECTOR_eDP)
goto done;
if ((action != ATOM_TRANSMITTER_ACTION_POWER_ON) &&
(action != ATOM_TRANSMITTER_ACTION_POWER_OFF))
goto done;
if (!amdgpu_atom_parse_cmd_header(adev->mode_info.atom_context, index, &frev, &crev))
goto done;
memset(&args, 0, sizeof(args));
args.v1.ucAction = action;
amdgpu_atom_execute_table(adev->mode_info.atom_context, index, (uint32_t *)&args);
/* wait for the panel to power up */
if (action == ATOM_TRANSMITTER_ACTION_POWER_ON) {
int i;
for (i = 0; i < 300; i++) {
if (amdgpu_display_hpd_sense(adev, amdgpu_connector->hpd.hpd))
return true;
mdelay(1);
}
return false;
}
done:
return true;
}
union external_encoder_control {
EXTERNAL_ENCODER_CONTROL_PS_ALLOCATION v1;
EXTERNAL_ENCODER_CONTROL_PS_ALLOCATION_V3 v3;
};
static void
amdgpu_atombios_encoder_setup_external_encoder(struct drm_encoder *encoder,
struct drm_encoder *ext_encoder,
int action)
{
struct drm_device *dev = encoder->dev;
struct amdgpu_device *adev = drm_to_adev(dev);
struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder);
struct amdgpu_encoder *ext_amdgpu_encoder = to_amdgpu_encoder(ext_encoder);
union external_encoder_control args;
struct drm_connector *connector;
int index = GetIndexIntoMasterTable(COMMAND, ExternalEncoderControl);
u8 frev, crev;
int dp_clock = 0;
int dp_lane_count = 0;
int connector_object_id = 0;
u32 ext_enum = (ext_amdgpu_encoder->encoder_enum & ENUM_ID_MASK) >> ENUM_ID_SHIFT;
if (action == EXTERNAL_ENCODER_ACTION_V3_ENCODER_INIT)
connector = amdgpu_get_connector_for_encoder_init(encoder);
else
connector = amdgpu_get_connector_for_encoder(encoder);
if (connector) {
struct amdgpu_connector *amdgpu_connector = to_amdgpu_connector(connector);
struct amdgpu_connector_atom_dig *dig_connector =
amdgpu_connector->con_priv;
dp_clock = dig_connector->dp_clock;
dp_lane_count = dig_connector->dp_lane_count;
connector_object_id =
(amdgpu_connector->connector_object_id & OBJECT_ID_MASK) >> OBJECT_ID_SHIFT;
}
memset(&args, 0, sizeof(args));
if (!amdgpu_atom_parse_cmd_header(adev->mode_info.atom_context, index, &frev, &crev))
return;
switch (frev) {
case 1:
/* no params on frev 1 */
break;
case 2:
switch (crev) {
case 1:
case 2:
args.v1.sDigEncoder.ucAction = action;
args.v1.sDigEncoder.usPixelClock = cpu_to_le16(amdgpu_encoder->pixel_clock / 10);
args.v1.sDigEncoder.ucEncoderMode =
amdgpu_atombios_encoder_get_encoder_mode(encoder);
if (ENCODER_MODE_IS_DP(args.v1.sDigEncoder.ucEncoderMode)) {
if (dp_clock == 270000)
args.v1.sDigEncoder.ucConfig |= ATOM_ENCODER_CONFIG_DPLINKRATE_2_70GHZ;
args.v1.sDigEncoder.ucLaneNum = dp_lane_count;
} else if (amdgpu_dig_monitor_is_duallink(encoder, amdgpu_encoder->pixel_clock))
args.v1.sDigEncoder.ucLaneNum = 8;
else
args.v1.sDigEncoder.ucLaneNum = 4;
break;
case 3:
args.v3.sExtEncoder.ucAction = action;
if (action == EXTERNAL_ENCODER_ACTION_V3_ENCODER_INIT)
args.v3.sExtEncoder.usConnectorId = cpu_to_le16(connector_object_id);
else
args.v3.sExtEncoder.usPixelClock = cpu_to_le16(amdgpu_encoder->pixel_clock / 10);
args.v3.sExtEncoder.ucEncoderMode =
amdgpu_atombios_encoder_get_encoder_mode(encoder);
if (ENCODER_MODE_IS_DP(args.v3.sExtEncoder.ucEncoderMode)) {
if (dp_clock == 270000)
args.v3.sExtEncoder.ucConfig |= EXTERNAL_ENCODER_CONFIG_V3_DPLINKRATE_2_70GHZ;
else if (dp_clock == 540000)
args.v3.sExtEncoder.ucConfig |= EXTERNAL_ENCODER_CONFIG_V3_DPLINKRATE_5_40GHZ;
args.v3.sExtEncoder.ucLaneNum = dp_lane_count;
} else if (amdgpu_dig_monitor_is_duallink(encoder, amdgpu_encoder->pixel_clock))
args.v3.sExtEncoder.ucLaneNum = 8;
else
args.v3.sExtEncoder.ucLaneNum = 4;
switch (ext_enum) {
case GRAPH_OBJECT_ENUM_ID1:
args.v3.sExtEncoder.ucConfig |= EXTERNAL_ENCODER_CONFIG_V3_ENCODER1;
break;
case GRAPH_OBJECT_ENUM_ID2:
args.v3.sExtEncoder.ucConfig |= EXTERNAL_ENCODER_CONFIG_V3_ENCODER2;
break;
case GRAPH_OBJECT_ENUM_ID3:
args.v3.sExtEncoder.ucConfig |= EXTERNAL_ENCODER_CONFIG_V3_ENCODER3;
break;
}
args.v3.sExtEncoder.ucBitPerColor = amdgpu_atombios_encoder_get_bpc(encoder);
break;
default:
DRM_ERROR("Unknown table version: %d, %d\n", frev, crev);
return;
}
break;
default:
DRM_ERROR("Unknown table version: %d, %d\n", frev, crev);
return;
}
amdgpu_atom_execute_table(adev->mode_info.atom_context, index, (uint32_t *)&args);
}
static void
amdgpu_atombios_encoder_setup_dig(struct drm_encoder *encoder, int action)
{
struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder);
struct drm_encoder *ext_encoder = amdgpu_get_external_encoder(encoder);
struct amdgpu_encoder_atom_dig *dig = amdgpu_encoder->enc_priv;
struct drm_connector *connector = amdgpu_get_connector_for_encoder(encoder);
struct amdgpu_connector *amdgpu_connector = NULL;
struct amdgpu_connector_atom_dig *amdgpu_dig_connector = NULL;
if (connector) {
amdgpu_connector = to_amdgpu_connector(connector);
amdgpu_dig_connector = amdgpu_connector->con_priv;
}
if (action == ATOM_ENABLE) {
if (!connector)
dig->panel_mode = DP_PANEL_MODE_EXTERNAL_DP_MODE;
else
dig->panel_mode = amdgpu_atombios_dp_get_panel_mode(encoder, connector);
/* setup and enable the encoder */
amdgpu_atombios_encoder_setup_dig_encoder(encoder, ATOM_ENCODER_CMD_SETUP, 0);
amdgpu_atombios_encoder_setup_dig_encoder(encoder,
ATOM_ENCODER_CMD_SETUP_PANEL_MODE,
dig->panel_mode);
if (ext_encoder)
amdgpu_atombios_encoder_setup_external_encoder(encoder, ext_encoder,
EXTERNAL_ENCODER_ACTION_V3_ENCODER_SETUP);
if (ENCODER_MODE_IS_DP(amdgpu_atombios_encoder_get_encoder_mode(encoder)) &&
connector) {
if (connector->connector_type == DRM_MODE_CONNECTOR_eDP) {
amdgpu_atombios_encoder_set_edp_panel_power(connector,
ATOM_TRANSMITTER_ACTION_POWER_ON);
amdgpu_dig_connector->edp_on = true;
}
}
/* enable the transmitter */
amdgpu_atombios_encoder_setup_dig_transmitter(encoder,
ATOM_TRANSMITTER_ACTION_ENABLE,
0, 0);
if (ENCODER_MODE_IS_DP(amdgpu_atombios_encoder_get_encoder_mode(encoder)) &&
connector) {
/* DP_SET_POWER_D0 is set in amdgpu_atombios_dp_link_train */
amdgpu_atombios_dp_link_train(encoder, connector);
amdgpu_atombios_encoder_setup_dig_encoder(encoder, ATOM_ENCODER_CMD_DP_VIDEO_ON, 0);
}
if (amdgpu_encoder->devices & (ATOM_DEVICE_LCD_SUPPORT))
amdgpu_atombios_encoder_set_backlight_level(amdgpu_encoder, dig->backlight_level);
if (ext_encoder)
amdgpu_atombios_encoder_setup_external_encoder(encoder, ext_encoder, ATOM_ENABLE);
} else {
if (ENCODER_MODE_IS_DP(amdgpu_atombios_encoder_get_encoder_mode(encoder)) &&
connector)
amdgpu_atombios_encoder_setup_dig_encoder(encoder,
ATOM_ENCODER_CMD_DP_VIDEO_OFF, 0);
if (ext_encoder)
amdgpu_atombios_encoder_setup_external_encoder(encoder, ext_encoder, ATOM_DISABLE);
if (amdgpu_encoder->devices & (ATOM_DEVICE_LCD_SUPPORT))
amdgpu_atombios_encoder_setup_dig_transmitter(encoder,
ATOM_TRANSMITTER_ACTION_LCD_BLOFF, 0, 0);
if (ENCODER_MODE_IS_DP(amdgpu_atombios_encoder_get_encoder_mode(encoder)) &&
connector)
amdgpu_atombios_dp_set_rx_power_state(connector, DP_SET_POWER_D3);
/* disable the transmitter */
amdgpu_atombios_encoder_setup_dig_transmitter(encoder,
ATOM_TRANSMITTER_ACTION_DISABLE, 0, 0);
if (ENCODER_MODE_IS_DP(amdgpu_atombios_encoder_get_encoder_mode(encoder)) &&
connector) {
if (connector->connector_type == DRM_MODE_CONNECTOR_eDP) {
amdgpu_atombios_encoder_set_edp_panel_power(connector,
ATOM_TRANSMITTER_ACTION_POWER_OFF);
amdgpu_dig_connector->edp_on = false;
}
}
}
}
void
amdgpu_atombios_encoder_dpms(struct drm_encoder *encoder, int mode)
{
struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder);
DRM_DEBUG_KMS("encoder dpms %d to mode %d, devices %08x, active_devices %08x\n",
amdgpu_encoder->encoder_id, mode, amdgpu_encoder->devices,
amdgpu_encoder->active_device);
switch (amdgpu_encoder->encoder_id) {
case ENCODER_OBJECT_ID_INTERNAL_UNIPHY:
case ENCODER_OBJECT_ID_INTERNAL_UNIPHY1:
case ENCODER_OBJECT_ID_INTERNAL_UNIPHY2:
case ENCODER_OBJECT_ID_INTERNAL_UNIPHY3:
switch (mode) {
case DRM_MODE_DPMS_ON:
amdgpu_atombios_encoder_setup_dig(encoder, ATOM_ENABLE);
break;
case DRM_MODE_DPMS_STANDBY:
case DRM_MODE_DPMS_SUSPEND:
case DRM_MODE_DPMS_OFF:
amdgpu_atombios_encoder_setup_dig(encoder, ATOM_DISABLE);
break;
}
break;
case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DVO1:
switch (mode) {
case DRM_MODE_DPMS_ON:
amdgpu_atombios_encoder_setup_dvo(encoder, ATOM_ENABLE);
break;
case DRM_MODE_DPMS_STANDBY:
case DRM_MODE_DPMS_SUSPEND:
case DRM_MODE_DPMS_OFF:
amdgpu_atombios_encoder_setup_dvo(encoder, ATOM_DISABLE);
break;
}
break;
case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DAC1:
switch (mode) {
case DRM_MODE_DPMS_ON:
amdgpu_atombios_encoder_setup_dac(encoder, ATOM_ENABLE);
break;
case DRM_MODE_DPMS_STANDBY:
case DRM_MODE_DPMS_SUSPEND:
case DRM_MODE_DPMS_OFF:
amdgpu_atombios_encoder_setup_dac(encoder, ATOM_DISABLE);
break;
}
break;
default:
return;
}
}
union crtc_source_param {
SELECT_CRTC_SOURCE_PS_ALLOCATION v1;
SELECT_CRTC_SOURCE_PARAMETERS_V2 v2;
SELECT_CRTC_SOURCE_PARAMETERS_V3 v3;
};
void
amdgpu_atombios_encoder_set_crtc_source(struct drm_encoder *encoder)
{
struct drm_device *dev = encoder->dev;
struct amdgpu_device *adev = drm_to_adev(dev);
struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder);
struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(encoder->crtc);
union crtc_source_param args;
int index = GetIndexIntoMasterTable(COMMAND, SelectCRTC_Source);
uint8_t frev, crev;
struct amdgpu_encoder_atom_dig *dig;
memset(&args, 0, sizeof(args));
if (!amdgpu_atom_parse_cmd_header(adev->mode_info.atom_context, index, &frev, &crev))
return;
switch (frev) {
case 1:
switch (crev) {
case 1:
default:
args.v1.ucCRTC = amdgpu_crtc->crtc_id;
switch (amdgpu_encoder->encoder_id) {
case ENCODER_OBJECT_ID_INTERNAL_TMDS1:
case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_TMDS1:
args.v1.ucDevice = ATOM_DEVICE_DFP1_INDEX;
break;
case ENCODER_OBJECT_ID_INTERNAL_LVDS:
case ENCODER_OBJECT_ID_INTERNAL_LVTM1:
if (amdgpu_encoder->devices & ATOM_DEVICE_LCD1_SUPPORT)
args.v1.ucDevice = ATOM_DEVICE_LCD1_INDEX;
else
args.v1.ucDevice = ATOM_DEVICE_DFP3_INDEX;
break;
case ENCODER_OBJECT_ID_INTERNAL_DVO1:
case ENCODER_OBJECT_ID_INTERNAL_DDI:
case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DVO1:
args.v1.ucDevice = ATOM_DEVICE_DFP2_INDEX;
break;
case ENCODER_OBJECT_ID_INTERNAL_DAC1:
case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DAC1:
if (amdgpu_encoder->active_device & (ATOM_DEVICE_TV_SUPPORT))
args.v1.ucDevice = ATOM_DEVICE_TV1_INDEX;
else if (amdgpu_encoder->active_device & (ATOM_DEVICE_CV_SUPPORT))
args.v1.ucDevice = ATOM_DEVICE_CV_INDEX;
else
args.v1.ucDevice = ATOM_DEVICE_CRT1_INDEX;
break;
case ENCODER_OBJECT_ID_INTERNAL_DAC2:
case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DAC2:
if (amdgpu_encoder->active_device & (ATOM_DEVICE_TV_SUPPORT))
args.v1.ucDevice = ATOM_DEVICE_TV1_INDEX;
else if (amdgpu_encoder->active_device & (ATOM_DEVICE_CV_SUPPORT))
args.v1.ucDevice = ATOM_DEVICE_CV_INDEX;
else
args.v1.ucDevice = ATOM_DEVICE_CRT2_INDEX;
break;
}
break;
case 2:
args.v2.ucCRTC = amdgpu_crtc->crtc_id;
if (amdgpu_encoder_get_dp_bridge_encoder_id(encoder) != ENCODER_OBJECT_ID_NONE) {
struct drm_connector *connector = amdgpu_get_connector_for_encoder(encoder);
if (connector->connector_type == DRM_MODE_CONNECTOR_LVDS)
args.v2.ucEncodeMode = ATOM_ENCODER_MODE_LVDS;
else if (connector->connector_type == DRM_MODE_CONNECTOR_VGA)
args.v2.ucEncodeMode = ATOM_ENCODER_MODE_CRT;
else
args.v2.ucEncodeMode = amdgpu_atombios_encoder_get_encoder_mode(encoder);
} else if (amdgpu_encoder->devices & (ATOM_DEVICE_LCD_SUPPORT)) {
args.v2.ucEncodeMode = ATOM_ENCODER_MODE_LVDS;
} else {
args.v2.ucEncodeMode = amdgpu_atombios_encoder_get_encoder_mode(encoder);
}
switch (amdgpu_encoder->encoder_id) {
case ENCODER_OBJECT_ID_INTERNAL_UNIPHY:
case ENCODER_OBJECT_ID_INTERNAL_UNIPHY1:
case ENCODER_OBJECT_ID_INTERNAL_UNIPHY2:
case ENCODER_OBJECT_ID_INTERNAL_UNIPHY3:
case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_LVTMA:
dig = amdgpu_encoder->enc_priv;
switch (dig->dig_encoder) {
case 0:
args.v2.ucEncoderID = ASIC_INT_DIG1_ENCODER_ID;
break;
case 1:
args.v2.ucEncoderID = ASIC_INT_DIG2_ENCODER_ID;
break;
case 2:
args.v2.ucEncoderID = ASIC_INT_DIG3_ENCODER_ID;
break;
case 3:
args.v2.ucEncoderID = ASIC_INT_DIG4_ENCODER_ID;
break;
case 4:
args.v2.ucEncoderID = ASIC_INT_DIG5_ENCODER_ID;
break;
case 5:
args.v2.ucEncoderID = ASIC_INT_DIG6_ENCODER_ID;
break;
case 6:
args.v2.ucEncoderID = ASIC_INT_DIG7_ENCODER_ID;
break;
}
break;
case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DVO1:
args.v2.ucEncoderID = ASIC_INT_DVO_ENCODER_ID;
break;
case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DAC1:
if (amdgpu_encoder->active_device & (ATOM_DEVICE_TV_SUPPORT))
args.v2.ucEncoderID = ASIC_INT_TV_ENCODER_ID;
else if (amdgpu_encoder->active_device & (ATOM_DEVICE_CV_SUPPORT))
args.v2.ucEncoderID = ASIC_INT_TV_ENCODER_ID;
else
args.v2.ucEncoderID = ASIC_INT_DAC1_ENCODER_ID;
break;
case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DAC2:
if (amdgpu_encoder->active_device & (ATOM_DEVICE_TV_SUPPORT))
args.v2.ucEncoderID = ASIC_INT_TV_ENCODER_ID;
else if (amdgpu_encoder->active_device & (ATOM_DEVICE_CV_SUPPORT))
args.v2.ucEncoderID = ASIC_INT_TV_ENCODER_ID;
else
args.v2.ucEncoderID = ASIC_INT_DAC2_ENCODER_ID;
break;
}
break;
case 3:
args.v3.ucCRTC = amdgpu_crtc->crtc_id;
if (amdgpu_encoder_get_dp_bridge_encoder_id(encoder) != ENCODER_OBJECT_ID_NONE) {
struct drm_connector *connector = amdgpu_get_connector_for_encoder(encoder);
if (connector->connector_type == DRM_MODE_CONNECTOR_LVDS)
args.v2.ucEncodeMode = ATOM_ENCODER_MODE_LVDS;
else if (connector->connector_type == DRM_MODE_CONNECTOR_VGA)
args.v2.ucEncodeMode = ATOM_ENCODER_MODE_CRT;
else
args.v2.ucEncodeMode = amdgpu_atombios_encoder_get_encoder_mode(encoder);
} else if (amdgpu_encoder->devices & (ATOM_DEVICE_LCD_SUPPORT)) {
args.v2.ucEncodeMode = ATOM_ENCODER_MODE_LVDS;
} else {
args.v2.ucEncodeMode = amdgpu_atombios_encoder_get_encoder_mode(encoder);
}
args.v3.ucDstBpc = amdgpu_atombios_encoder_get_bpc(encoder);
switch (amdgpu_encoder->encoder_id) {
case ENCODER_OBJECT_ID_INTERNAL_UNIPHY:
case ENCODER_OBJECT_ID_INTERNAL_UNIPHY1:
case ENCODER_OBJECT_ID_INTERNAL_UNIPHY2:
case ENCODER_OBJECT_ID_INTERNAL_UNIPHY3:
case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_LVTMA:
dig = amdgpu_encoder->enc_priv;
switch (dig->dig_encoder) {
case 0:
args.v3.ucEncoderID = ASIC_INT_DIG1_ENCODER_ID;
break;
case 1:
args.v3.ucEncoderID = ASIC_INT_DIG2_ENCODER_ID;
break;
case 2:
args.v3.ucEncoderID = ASIC_INT_DIG3_ENCODER_ID;
break;
case 3:
args.v3.ucEncoderID = ASIC_INT_DIG4_ENCODER_ID;
break;
case 4:
args.v3.ucEncoderID = ASIC_INT_DIG5_ENCODER_ID;
break;
case 5:
args.v3.ucEncoderID = ASIC_INT_DIG6_ENCODER_ID;
break;
case 6:
args.v3.ucEncoderID = ASIC_INT_DIG7_ENCODER_ID;
break;
}
break;
case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DVO1:
args.v3.ucEncoderID = ASIC_INT_DVO_ENCODER_ID;
break;
case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DAC1:
if (amdgpu_encoder->active_device & (ATOM_DEVICE_TV_SUPPORT))
args.v3.ucEncoderID = ASIC_INT_TV_ENCODER_ID;
else if (amdgpu_encoder->active_device & (ATOM_DEVICE_CV_SUPPORT))
args.v3.ucEncoderID = ASIC_INT_TV_ENCODER_ID;
else
args.v3.ucEncoderID = ASIC_INT_DAC1_ENCODER_ID;
break;
case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DAC2:
if (amdgpu_encoder->active_device & (ATOM_DEVICE_TV_SUPPORT))
args.v3.ucEncoderID = ASIC_INT_TV_ENCODER_ID;
else if (amdgpu_encoder->active_device & (ATOM_DEVICE_CV_SUPPORT))
args.v3.ucEncoderID = ASIC_INT_TV_ENCODER_ID;
else
args.v3.ucEncoderID = ASIC_INT_DAC2_ENCODER_ID;
break;
}
break;
}
break;
default:
DRM_ERROR("Unknown table version: %d, %d\n", frev, crev);
return;
}
amdgpu_atom_execute_table(adev->mode_info.atom_context, index, (uint32_t *)&args);
}
/* This only needs to be called once at startup */
void
amdgpu_atombios_encoder_init_dig(struct amdgpu_device *adev)
{
struct drm_device *dev = adev_to_drm(adev);
struct drm_encoder *encoder;
list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) {
struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder);
struct drm_encoder *ext_encoder = amdgpu_get_external_encoder(encoder);
switch (amdgpu_encoder->encoder_id) {
case ENCODER_OBJECT_ID_INTERNAL_UNIPHY:
case ENCODER_OBJECT_ID_INTERNAL_UNIPHY1:
case ENCODER_OBJECT_ID_INTERNAL_UNIPHY2:
case ENCODER_OBJECT_ID_INTERNAL_UNIPHY3:
amdgpu_atombios_encoder_setup_dig_transmitter(encoder, ATOM_TRANSMITTER_ACTION_INIT,
0, 0);
break;
}
if (ext_encoder)
amdgpu_atombios_encoder_setup_external_encoder(encoder, ext_encoder,
EXTERNAL_ENCODER_ACTION_V3_ENCODER_INIT);
}
}
static bool
amdgpu_atombios_encoder_dac_load_detect(struct drm_encoder *encoder,
struct drm_connector *connector)
{
struct drm_device *dev = encoder->dev;
struct amdgpu_device *adev = drm_to_adev(dev);
struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder);
struct amdgpu_connector *amdgpu_connector = to_amdgpu_connector(connector);
if (amdgpu_encoder->devices & (ATOM_DEVICE_TV_SUPPORT |
ATOM_DEVICE_CV_SUPPORT |
ATOM_DEVICE_CRT_SUPPORT)) {
DAC_LOAD_DETECTION_PS_ALLOCATION args;
int index = GetIndexIntoMasterTable(COMMAND, DAC_LoadDetection);
uint8_t frev, crev;
memset(&args, 0, sizeof(args));
if (!amdgpu_atom_parse_cmd_header(adev->mode_info.atom_context, index, &frev, &crev))
return false;
args.sDacload.ucMisc = 0;
if ((amdgpu_encoder->encoder_id == ENCODER_OBJECT_ID_INTERNAL_DAC1) ||
(amdgpu_encoder->encoder_id == ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DAC1))
args.sDacload.ucDacType = ATOM_DAC_A;
else
args.sDacload.ucDacType = ATOM_DAC_B;
if (amdgpu_connector->devices & ATOM_DEVICE_CRT1_SUPPORT)
args.sDacload.usDeviceID = cpu_to_le16(ATOM_DEVICE_CRT1_SUPPORT);
else if (amdgpu_connector->devices & ATOM_DEVICE_CRT2_SUPPORT)
args.sDacload.usDeviceID = cpu_to_le16(ATOM_DEVICE_CRT2_SUPPORT);
else if (amdgpu_connector->devices & ATOM_DEVICE_CV_SUPPORT) {
args.sDacload.usDeviceID = cpu_to_le16(ATOM_DEVICE_CV_SUPPORT);
if (crev >= 3)
args.sDacload.ucMisc = DAC_LOAD_MISC_YPrPb;
} else if (amdgpu_connector->devices & ATOM_DEVICE_TV1_SUPPORT) {
args.sDacload.usDeviceID = cpu_to_le16(ATOM_DEVICE_TV1_SUPPORT);
if (crev >= 3)
args.sDacload.ucMisc = DAC_LOAD_MISC_YPrPb;
}
amdgpu_atom_execute_table(adev->mode_info.atom_context, index, (uint32_t *)&args);
return true;
} else
return false;
}
enum drm_connector_status
amdgpu_atombios_encoder_dac_detect(struct drm_encoder *encoder,
struct drm_connector *connector)
{
struct drm_device *dev = encoder->dev;
struct amdgpu_device *adev = drm_to_adev(dev);
struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder);
struct amdgpu_connector *amdgpu_connector = to_amdgpu_connector(connector);
uint32_t bios_0_scratch;
if (!amdgpu_atombios_encoder_dac_load_detect(encoder, connector)) {
DRM_DEBUG_KMS("detect returned false \n");
return connector_status_unknown;
}
bios_0_scratch = RREG32(mmBIOS_SCRATCH_0);
DRM_DEBUG_KMS("Bios 0 scratch %x %08x\n", bios_0_scratch, amdgpu_encoder->devices);
if (amdgpu_connector->devices & ATOM_DEVICE_CRT1_SUPPORT) {
if (bios_0_scratch & ATOM_S0_CRT1_MASK)
return connector_status_connected;
}
if (amdgpu_connector->devices & ATOM_DEVICE_CRT2_SUPPORT) {
if (bios_0_scratch & ATOM_S0_CRT2_MASK)
return connector_status_connected;
}
if (amdgpu_connector->devices & ATOM_DEVICE_CV_SUPPORT) {
if (bios_0_scratch & (ATOM_S0_CV_MASK|ATOM_S0_CV_MASK_A))
return connector_status_connected;
}
if (amdgpu_connector->devices & ATOM_DEVICE_TV1_SUPPORT) {
if (bios_0_scratch & (ATOM_S0_TV1_COMPOSITE | ATOM_S0_TV1_COMPOSITE_A))
return connector_status_connected; /* CTV */
else if (bios_0_scratch & (ATOM_S0_TV1_SVIDEO | ATOM_S0_TV1_SVIDEO_A))
return connector_status_connected; /* STV */
}
return connector_status_disconnected;
}
enum drm_connector_status
amdgpu_atombios_encoder_dig_detect(struct drm_encoder *encoder,
struct drm_connector *connector)
{
struct drm_device *dev = encoder->dev;
struct amdgpu_device *adev = drm_to_adev(dev);
struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder);
struct amdgpu_connector *amdgpu_connector = to_amdgpu_connector(connector);
struct drm_encoder *ext_encoder = amdgpu_get_external_encoder(encoder);
u32 bios_0_scratch;
if (!ext_encoder)
return connector_status_unknown;
if ((amdgpu_connector->devices & ATOM_DEVICE_CRT_SUPPORT) == 0)
return connector_status_unknown;
/* load detect on the dp bridge */
amdgpu_atombios_encoder_setup_external_encoder(encoder, ext_encoder,
EXTERNAL_ENCODER_ACTION_V3_DACLOAD_DETECTION);
bios_0_scratch = RREG32(mmBIOS_SCRATCH_0);
DRM_DEBUG_KMS("Bios 0 scratch %x %08x\n", bios_0_scratch, amdgpu_encoder->devices);
if (amdgpu_connector->devices & ATOM_DEVICE_CRT1_SUPPORT) {
if (bios_0_scratch & ATOM_S0_CRT1_MASK)
return connector_status_connected;
}
if (amdgpu_connector->devices & ATOM_DEVICE_CRT2_SUPPORT) {
if (bios_0_scratch & ATOM_S0_CRT2_MASK)
return connector_status_connected;
}
if (amdgpu_connector->devices & ATOM_DEVICE_CV_SUPPORT) {
if (bios_0_scratch & (ATOM_S0_CV_MASK|ATOM_S0_CV_MASK_A))
return connector_status_connected;
}
if (amdgpu_connector->devices & ATOM_DEVICE_TV1_SUPPORT) {
if (bios_0_scratch & (ATOM_S0_TV1_COMPOSITE | ATOM_S0_TV1_COMPOSITE_A))
return connector_status_connected; /* CTV */
else if (bios_0_scratch & (ATOM_S0_TV1_SVIDEO | ATOM_S0_TV1_SVIDEO_A))
return connector_status_connected; /* STV */
}
return connector_status_disconnected;
}
void
amdgpu_atombios_encoder_setup_ext_encoder_ddc(struct drm_encoder *encoder)
{
struct drm_encoder *ext_encoder = amdgpu_get_external_encoder(encoder);
if (ext_encoder)
/* ddc_setup on the dp bridge */
amdgpu_atombios_encoder_setup_external_encoder(encoder, ext_encoder,
EXTERNAL_ENCODER_ACTION_V3_DDC_SETUP);
}
void
amdgpu_atombios_encoder_set_bios_scratch_regs(struct drm_connector *connector,
struct drm_encoder *encoder,
bool connected)
{
struct drm_device *dev = connector->dev;
struct amdgpu_device *adev = drm_to_adev(dev);
struct amdgpu_connector *amdgpu_connector =
to_amdgpu_connector(connector);
struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder);
uint32_t bios_0_scratch, bios_3_scratch, bios_6_scratch;
bios_0_scratch = RREG32(mmBIOS_SCRATCH_0);
bios_3_scratch = RREG32(mmBIOS_SCRATCH_3);
bios_6_scratch = RREG32(mmBIOS_SCRATCH_6);
if ((amdgpu_encoder->devices & ATOM_DEVICE_LCD1_SUPPORT) &&
(amdgpu_connector->devices & ATOM_DEVICE_LCD1_SUPPORT)) {
if (connected) {
DRM_DEBUG_KMS("LCD1 connected\n");
bios_0_scratch |= ATOM_S0_LCD1;
bios_3_scratch |= ATOM_S3_LCD1_ACTIVE;
bios_6_scratch |= ATOM_S6_ACC_REQ_LCD1;
} else {
DRM_DEBUG_KMS("LCD1 disconnected\n");
bios_0_scratch &= ~ATOM_S0_LCD1;
bios_3_scratch &= ~ATOM_S3_LCD1_ACTIVE;
bios_6_scratch &= ~ATOM_S6_ACC_REQ_LCD1;
}
}
if ((amdgpu_encoder->devices & ATOM_DEVICE_CRT1_SUPPORT) &&
(amdgpu_connector->devices & ATOM_DEVICE_CRT1_SUPPORT)) {
if (connected) {
DRM_DEBUG_KMS("CRT1 connected\n");
bios_0_scratch |= ATOM_S0_CRT1_COLOR;
bios_3_scratch |= ATOM_S3_CRT1_ACTIVE;
bios_6_scratch |= ATOM_S6_ACC_REQ_CRT1;
} else {
DRM_DEBUG_KMS("CRT1 disconnected\n");
bios_0_scratch &= ~ATOM_S0_CRT1_MASK;
bios_3_scratch &= ~ATOM_S3_CRT1_ACTIVE;
bios_6_scratch &= ~ATOM_S6_ACC_REQ_CRT1;
}
}
if ((amdgpu_encoder->devices & ATOM_DEVICE_CRT2_SUPPORT) &&
(amdgpu_connector->devices & ATOM_DEVICE_CRT2_SUPPORT)) {
if (connected) {
DRM_DEBUG_KMS("CRT2 connected\n");
bios_0_scratch |= ATOM_S0_CRT2_COLOR;
bios_3_scratch |= ATOM_S3_CRT2_ACTIVE;
bios_6_scratch |= ATOM_S6_ACC_REQ_CRT2;
} else {
DRM_DEBUG_KMS("CRT2 disconnected\n");
bios_0_scratch &= ~ATOM_S0_CRT2_MASK;
bios_3_scratch &= ~ATOM_S3_CRT2_ACTIVE;
bios_6_scratch &= ~ATOM_S6_ACC_REQ_CRT2;
}
}
if ((amdgpu_encoder->devices & ATOM_DEVICE_DFP1_SUPPORT) &&
(amdgpu_connector->devices & ATOM_DEVICE_DFP1_SUPPORT)) {
if (connected) {
DRM_DEBUG_KMS("DFP1 connected\n");
bios_0_scratch |= ATOM_S0_DFP1;
bios_3_scratch |= ATOM_S3_DFP1_ACTIVE;
bios_6_scratch |= ATOM_S6_ACC_REQ_DFP1;
} else {
DRM_DEBUG_KMS("DFP1 disconnected\n");
bios_0_scratch &= ~ATOM_S0_DFP1;
bios_3_scratch &= ~ATOM_S3_DFP1_ACTIVE;
bios_6_scratch &= ~ATOM_S6_ACC_REQ_DFP1;
}
}
if ((amdgpu_encoder->devices & ATOM_DEVICE_DFP2_SUPPORT) &&
(amdgpu_connector->devices & ATOM_DEVICE_DFP2_SUPPORT)) {
if (connected) {
DRM_DEBUG_KMS("DFP2 connected\n");
bios_0_scratch |= ATOM_S0_DFP2;
bios_3_scratch |= ATOM_S3_DFP2_ACTIVE;
bios_6_scratch |= ATOM_S6_ACC_REQ_DFP2;
} else {
DRM_DEBUG_KMS("DFP2 disconnected\n");
bios_0_scratch &= ~ATOM_S0_DFP2;
bios_3_scratch &= ~ATOM_S3_DFP2_ACTIVE;
bios_6_scratch &= ~ATOM_S6_ACC_REQ_DFP2;
}
}
if ((amdgpu_encoder->devices & ATOM_DEVICE_DFP3_SUPPORT) &&
(amdgpu_connector->devices & ATOM_DEVICE_DFP3_SUPPORT)) {
if (connected) {
DRM_DEBUG_KMS("DFP3 connected\n");
bios_0_scratch |= ATOM_S0_DFP3;
bios_3_scratch |= ATOM_S3_DFP3_ACTIVE;
bios_6_scratch |= ATOM_S6_ACC_REQ_DFP3;
} else {
DRM_DEBUG_KMS("DFP3 disconnected\n");
bios_0_scratch &= ~ATOM_S0_DFP3;
bios_3_scratch &= ~ATOM_S3_DFP3_ACTIVE;
bios_6_scratch &= ~ATOM_S6_ACC_REQ_DFP3;
}
}
if ((amdgpu_encoder->devices & ATOM_DEVICE_DFP4_SUPPORT) &&
(amdgpu_connector->devices & ATOM_DEVICE_DFP4_SUPPORT)) {
if (connected) {
DRM_DEBUG_KMS("DFP4 connected\n");
bios_0_scratch |= ATOM_S0_DFP4;
bios_3_scratch |= ATOM_S3_DFP4_ACTIVE;
bios_6_scratch |= ATOM_S6_ACC_REQ_DFP4;
} else {
DRM_DEBUG_KMS("DFP4 disconnected\n");
bios_0_scratch &= ~ATOM_S0_DFP4;
bios_3_scratch &= ~ATOM_S3_DFP4_ACTIVE;
bios_6_scratch &= ~ATOM_S6_ACC_REQ_DFP4;
}
}
if ((amdgpu_encoder->devices & ATOM_DEVICE_DFP5_SUPPORT) &&
(amdgpu_connector->devices & ATOM_DEVICE_DFP5_SUPPORT)) {
if (connected) {
DRM_DEBUG_KMS("DFP5 connected\n");
bios_0_scratch |= ATOM_S0_DFP5;
bios_3_scratch |= ATOM_S3_DFP5_ACTIVE;
bios_6_scratch |= ATOM_S6_ACC_REQ_DFP5;
} else {
DRM_DEBUG_KMS("DFP5 disconnected\n");
bios_0_scratch &= ~ATOM_S0_DFP5;
bios_3_scratch &= ~ATOM_S3_DFP5_ACTIVE;
bios_6_scratch &= ~ATOM_S6_ACC_REQ_DFP5;
}
}
if ((amdgpu_encoder->devices & ATOM_DEVICE_DFP6_SUPPORT) &&
(amdgpu_connector->devices & ATOM_DEVICE_DFP6_SUPPORT)) {
if (connected) {
DRM_DEBUG_KMS("DFP6 connected\n");
bios_0_scratch |= ATOM_S0_DFP6;
bios_3_scratch |= ATOM_S3_DFP6_ACTIVE;
bios_6_scratch |= ATOM_S6_ACC_REQ_DFP6;
} else {
DRM_DEBUG_KMS("DFP6 disconnected\n");
bios_0_scratch &= ~ATOM_S0_DFP6;
bios_3_scratch &= ~ATOM_S3_DFP6_ACTIVE;
bios_6_scratch &= ~ATOM_S6_ACC_REQ_DFP6;
}
}
WREG32(mmBIOS_SCRATCH_0, bios_0_scratch);
WREG32(mmBIOS_SCRATCH_3, bios_3_scratch);
WREG32(mmBIOS_SCRATCH_6, bios_6_scratch);
}
union lvds_info {
struct _ATOM_LVDS_INFO info;
struct _ATOM_LVDS_INFO_V12 info_12;
};
struct amdgpu_encoder_atom_dig *
amdgpu_atombios_encoder_get_lcd_info(struct amdgpu_encoder *encoder)
{
struct drm_device *dev = encoder->base.dev;
struct amdgpu_device *adev = drm_to_adev(dev);
struct amdgpu_mode_info *mode_info = &adev->mode_info;
int index = GetIndexIntoMasterTable(DATA, LVDS_Info);
uint16_t data_offset, misc;
union lvds_info *lvds_info;
uint8_t frev, crev;
struct amdgpu_encoder_atom_dig *lvds = NULL;
int encoder_enum = (encoder->encoder_enum & ENUM_ID_MASK) >> ENUM_ID_SHIFT;
if (amdgpu_atom_parse_data_header(mode_info->atom_context, index, NULL,
&frev, &crev, &data_offset)) {
lvds_info =
(union lvds_info *)(mode_info->atom_context->bios + data_offset);
lvds =
kzalloc(sizeof(struct amdgpu_encoder_atom_dig), GFP_KERNEL);
if (!lvds)
return NULL;
lvds->native_mode.clock =
le16_to_cpu(lvds_info->info.sLCDTiming.usPixClk) * 10;
lvds->native_mode.hdisplay =
le16_to_cpu(lvds_info->info.sLCDTiming.usHActive);
lvds->native_mode.vdisplay =
le16_to_cpu(lvds_info->info.sLCDTiming.usVActive);
lvds->native_mode.htotal = lvds->native_mode.hdisplay +
le16_to_cpu(lvds_info->info.sLCDTiming.usHBlanking_Time);
lvds->native_mode.hsync_start = lvds->native_mode.hdisplay +
le16_to_cpu(lvds_info->info.sLCDTiming.usHSyncOffset);
lvds->native_mode.hsync_end = lvds->native_mode.hsync_start +
le16_to_cpu(lvds_info->info.sLCDTiming.usHSyncWidth);
lvds->native_mode.vtotal = lvds->native_mode.vdisplay +
le16_to_cpu(lvds_info->info.sLCDTiming.usVBlanking_Time);
lvds->native_mode.vsync_start = lvds->native_mode.vdisplay +
le16_to_cpu(lvds_info->info.sLCDTiming.usVSyncOffset);
lvds->native_mode.vsync_end = lvds->native_mode.vsync_start +
le16_to_cpu(lvds_info->info.sLCDTiming.usVSyncWidth);
lvds->panel_pwr_delay =
le16_to_cpu(lvds_info->info.usOffDelayInMs);
lvds->lcd_misc = lvds_info->info.ucLVDS_Misc;
misc = le16_to_cpu(lvds_info->info.sLCDTiming.susModeMiscInfo.usAccess);
if (misc & ATOM_VSYNC_POLARITY)
lvds->native_mode.flags |= DRM_MODE_FLAG_NVSYNC;
if (misc & ATOM_HSYNC_POLARITY)
lvds->native_mode.flags |= DRM_MODE_FLAG_NHSYNC;
if (misc & ATOM_COMPOSITESYNC)
lvds->native_mode.flags |= DRM_MODE_FLAG_CSYNC;
if (misc & ATOM_INTERLACE)
lvds->native_mode.flags |= DRM_MODE_FLAG_INTERLACE;
if (misc & ATOM_DOUBLE_CLOCK_MODE)
lvds->native_mode.flags |= DRM_MODE_FLAG_DBLSCAN;
lvds->native_mode.width_mm = le16_to_cpu(lvds_info->info.sLCDTiming.usImageHSize);
lvds->native_mode.height_mm = le16_to_cpu(lvds_info->info.sLCDTiming.usImageVSize);
/* set crtc values */
drm_mode_set_crtcinfo(&lvds->native_mode, CRTC_INTERLACE_HALVE_V);
lvds->lcd_ss_id = lvds_info->info.ucSS_Id;
encoder->native_mode = lvds->native_mode;
if (encoder_enum == 2)
lvds->linkb = true;
else
lvds->linkb = false;
/* parse the lcd record table */
if (le16_to_cpu(lvds_info->info.usModePatchTableOffset)) {
ATOM_FAKE_EDID_PATCH_RECORD *fake_edid_record;
ATOM_PANEL_RESOLUTION_PATCH_RECORD *panel_res_record;
bool bad_record = false;
u8 *record;
if ((frev == 1) && (crev < 2))
/* absolute */
record = (u8 *)(mode_info->atom_context->bios +
le16_to_cpu(lvds_info->info.usModePatchTableOffset));
else
/* relative */
record = (u8 *)(mode_info->atom_context->bios +
data_offset +
le16_to_cpu(lvds_info->info.usModePatchTableOffset));
while (*record != ATOM_RECORD_END_TYPE) {
switch (*record) {
case LCD_MODE_PATCH_RECORD_MODE_TYPE:
record += sizeof(ATOM_PATCH_RECORD_MODE);
break;
case LCD_RTS_RECORD_TYPE:
record += sizeof(ATOM_LCD_RTS_RECORD);
break;
case LCD_CAP_RECORD_TYPE:
record += sizeof(ATOM_LCD_MODE_CONTROL_CAP);
break;
case LCD_FAKE_EDID_PATCH_RECORD_TYPE:
fake_edid_record = (ATOM_FAKE_EDID_PATCH_RECORD *)record;
if (fake_edid_record->ucFakeEDIDLength) {
struct edid *edid;
int edid_size =
max((int)EDID_LENGTH, (int)fake_edid_record->ucFakeEDIDLength);
edid = kmalloc(edid_size, GFP_KERNEL);
if (edid) {
memcpy((u8 *)edid, (u8 *)&fake_edid_record->ucFakeEDIDString[0],
fake_edid_record->ucFakeEDIDLength);
if (drm_edid_is_valid(edid)) {
adev->mode_info.bios_hardcoded_edid = edid;
adev->mode_info.bios_hardcoded_edid_size = edid_size;
} else
kfree(edid);
}
}
record += fake_edid_record->ucFakeEDIDLength ?
struct_size(fake_edid_record,
ucFakeEDIDString,
fake_edid_record->ucFakeEDIDLength) :
/* empty fake edid record must be 3 bytes long */
sizeof(ATOM_FAKE_EDID_PATCH_RECORD) + 1;
break;
case LCD_PANEL_RESOLUTION_RECORD_TYPE:
panel_res_record = (ATOM_PANEL_RESOLUTION_PATCH_RECORD *)record;
lvds->native_mode.width_mm = panel_res_record->usHSize;
lvds->native_mode.height_mm = panel_res_record->usVSize;
record += sizeof(ATOM_PANEL_RESOLUTION_PATCH_RECORD);
break;
default:
DRM_ERROR("Bad LCD record %d\n", *record);
bad_record = true;
break;
}
if (bad_record)
break;
}
}
}
return lvds;
}
struct amdgpu_encoder_atom_dig *
amdgpu_atombios_encoder_get_dig_info(struct amdgpu_encoder *amdgpu_encoder)
{
int encoder_enum = (amdgpu_encoder->encoder_enum & ENUM_ID_MASK) >> ENUM_ID_SHIFT;
struct amdgpu_encoder_atom_dig *dig = kzalloc(sizeof(struct amdgpu_encoder_atom_dig), GFP_KERNEL);
if (!dig)
return NULL;
/* coherent mode by default */
dig->coherent_mode = true;
dig->dig_encoder = -1;
if (encoder_enum == 2)
dig->linkb = true;
else
dig->linkb = false;
return dig;
}