451 lines
14 KiB
C
451 lines
14 KiB
C
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/*
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* Copyright 2007-8 Advanced Micro Devices, Inc.
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* Copyright 2008 Red Hat Inc.
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
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* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
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* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
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* OTHER DEALINGS IN THE SOFTWARE.
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*
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* Authors: Dave Airlie
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* Alex Deucher
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*/
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#include <drm/drmP.h>
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#include <drm/drm_crtc_helper.h>
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#include <drm/radeon_drm.h>
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#include "radeon.h"
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#include "atom.h"
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extern void
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radeon_legacy_backlight_init(struct radeon_encoder *radeon_encoder,
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struct drm_connector *drm_connector);
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extern void
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radeon_atom_backlight_init(struct radeon_encoder *radeon_encoder,
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struct drm_connector *drm_connector);
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static uint32_t radeon_encoder_clones(struct drm_encoder *encoder)
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{
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struct drm_device *dev = encoder->dev;
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struct radeon_device *rdev = dev->dev_private;
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struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
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struct drm_encoder *clone_encoder;
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uint32_t index_mask = 0;
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int count;
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/* DIG routing gets problematic */
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if (rdev->family >= CHIP_R600)
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return index_mask;
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/* LVDS/TV are too wacky */
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if (radeon_encoder->devices & ATOM_DEVICE_LCD_SUPPORT)
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return index_mask;
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/* DVO requires 2x ppll clocks depending on tmds chip */
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if (radeon_encoder->devices & ATOM_DEVICE_DFP2_SUPPORT)
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return index_mask;
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count = -1;
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list_for_each_entry(clone_encoder, &dev->mode_config.encoder_list, head) {
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struct radeon_encoder *radeon_clone = to_radeon_encoder(clone_encoder);
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count++;
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if (clone_encoder == encoder)
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continue;
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if (radeon_clone->devices & (ATOM_DEVICE_LCD_SUPPORT))
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continue;
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if (radeon_clone->devices & ATOM_DEVICE_DFP2_SUPPORT)
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continue;
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else
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index_mask |= (1 << count);
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}
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return index_mask;
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}
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void radeon_setup_encoder_clones(struct drm_device *dev)
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{
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struct drm_encoder *encoder;
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list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) {
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encoder->possible_clones = radeon_encoder_clones(encoder);
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}
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}
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uint32_t
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radeon_get_encoder_enum(struct drm_device *dev, uint32_t supported_device, uint8_t dac)
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{
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struct radeon_device *rdev = dev->dev_private;
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uint32_t ret = 0;
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switch (supported_device) {
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case ATOM_DEVICE_CRT1_SUPPORT:
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case ATOM_DEVICE_TV1_SUPPORT:
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case ATOM_DEVICE_TV2_SUPPORT:
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case ATOM_DEVICE_CRT2_SUPPORT:
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case ATOM_DEVICE_CV_SUPPORT:
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switch (dac) {
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case 1: /* dac a */
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if ((rdev->family == CHIP_RS300) ||
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(rdev->family == CHIP_RS400) ||
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(rdev->family == CHIP_RS480))
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ret = ENCODER_INTERNAL_DAC2_ENUM_ID1;
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else if (ASIC_IS_AVIVO(rdev))
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ret = ENCODER_INTERNAL_KLDSCP_DAC1_ENUM_ID1;
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else
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ret = ENCODER_INTERNAL_DAC1_ENUM_ID1;
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break;
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case 2: /* dac b */
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if (ASIC_IS_AVIVO(rdev))
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ret = ENCODER_INTERNAL_KLDSCP_DAC2_ENUM_ID1;
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else {
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/*if (rdev->family == CHIP_R200)
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ret = ENCODER_INTERNAL_DVO1_ENUM_ID1;
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else*/
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ret = ENCODER_INTERNAL_DAC2_ENUM_ID1;
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}
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break;
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case 3: /* external dac */
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if (ASIC_IS_AVIVO(rdev))
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ret = ENCODER_INTERNAL_KLDSCP_DVO1_ENUM_ID1;
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else
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ret = ENCODER_INTERNAL_DVO1_ENUM_ID1;
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break;
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}
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break;
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case ATOM_DEVICE_LCD1_SUPPORT:
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if (ASIC_IS_AVIVO(rdev))
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ret = ENCODER_INTERNAL_LVTM1_ENUM_ID1;
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else
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ret = ENCODER_INTERNAL_LVDS_ENUM_ID1;
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break;
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case ATOM_DEVICE_DFP1_SUPPORT:
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if ((rdev->family == CHIP_RS300) ||
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(rdev->family == CHIP_RS400) ||
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(rdev->family == CHIP_RS480))
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ret = ENCODER_INTERNAL_DVO1_ENUM_ID1;
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else if (ASIC_IS_AVIVO(rdev))
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ret = ENCODER_INTERNAL_KLDSCP_TMDS1_ENUM_ID1;
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else
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ret = ENCODER_INTERNAL_TMDS1_ENUM_ID1;
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break;
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case ATOM_DEVICE_LCD2_SUPPORT:
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case ATOM_DEVICE_DFP2_SUPPORT:
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if ((rdev->family == CHIP_RS600) ||
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(rdev->family == CHIP_RS690) ||
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(rdev->family == CHIP_RS740))
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ret = ENCODER_INTERNAL_DDI_ENUM_ID1;
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else if (ASIC_IS_AVIVO(rdev))
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ret = ENCODER_INTERNAL_KLDSCP_DVO1_ENUM_ID1;
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else
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ret = ENCODER_INTERNAL_DVO1_ENUM_ID1;
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break;
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case ATOM_DEVICE_DFP3_SUPPORT:
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ret = ENCODER_INTERNAL_LVTM1_ENUM_ID1;
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break;
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}
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return ret;
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}
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static void radeon_encoder_add_backlight(struct radeon_encoder *radeon_encoder,
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struct drm_connector *connector)
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{
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struct drm_device *dev = radeon_encoder->base.dev;
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struct radeon_device *rdev = dev->dev_private;
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bool use_bl = false;
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if (!(radeon_encoder->devices & (ATOM_DEVICE_LCD_SUPPORT)))
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return;
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if (radeon_backlight == 0) {
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return;
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} else if (radeon_backlight == 1) {
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use_bl = true;
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} else if (radeon_backlight == -1) {
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/* Quirks */
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/* Amilo Xi 2550 only works with acpi bl */
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if ((rdev->pdev->device == 0x9583) &&
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(rdev->pdev->subsystem_vendor == 0x1734) &&
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(rdev->pdev->subsystem_device == 0x1107))
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use_bl = false;
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/* Older PPC macs use on-GPU backlight controller */
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#ifndef CONFIG_PPC_PMAC
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/* disable native backlight control on older asics */
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else if (rdev->family < CHIP_R600)
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use_bl = false;
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#endif
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else
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use_bl = true;
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}
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if (use_bl) {
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if (rdev->is_atom_bios)
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radeon_atom_backlight_init(radeon_encoder, connector);
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else
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radeon_legacy_backlight_init(radeon_encoder, connector);
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}
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}
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void
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radeon_link_encoder_connector(struct drm_device *dev)
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{
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struct drm_connector *connector;
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struct radeon_connector *radeon_connector;
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struct drm_encoder *encoder;
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struct radeon_encoder *radeon_encoder;
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/* walk the list and link encoders to connectors */
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list_for_each_entry(connector, &dev->mode_config.connector_list, head) {
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radeon_connector = to_radeon_connector(connector);
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list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) {
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radeon_encoder = to_radeon_encoder(encoder);
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if (radeon_encoder->devices & radeon_connector->devices) {
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drm_connector_attach_encoder(connector, encoder);
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if (radeon_encoder->devices & (ATOM_DEVICE_LCD_SUPPORT))
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radeon_encoder_add_backlight(radeon_encoder, connector);
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}
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}
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}
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}
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void radeon_encoder_set_active_device(struct drm_encoder *encoder)
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{
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struct drm_device *dev = encoder->dev;
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struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
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struct drm_connector *connector;
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list_for_each_entry(connector, &dev->mode_config.connector_list, head) {
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if (connector->encoder == encoder) {
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struct radeon_connector *radeon_connector = to_radeon_connector(connector);
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radeon_encoder->active_device = radeon_encoder->devices & radeon_connector->devices;
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DRM_DEBUG_KMS("setting active device to %08x from %08x %08x for encoder %d\n",
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radeon_encoder->active_device, radeon_encoder->devices,
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radeon_connector->devices, encoder->encoder_type);
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}
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}
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}
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struct drm_connector *
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radeon_get_connector_for_encoder(struct drm_encoder *encoder)
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{
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struct drm_device *dev = encoder->dev;
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struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
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struct drm_connector *connector;
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struct radeon_connector *radeon_connector;
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list_for_each_entry(connector, &dev->mode_config.connector_list, head) {
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radeon_connector = to_radeon_connector(connector);
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if (radeon_encoder->is_mst_encoder) {
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struct radeon_encoder_mst *mst_enc;
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if (!radeon_connector->is_mst_connector)
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continue;
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mst_enc = radeon_encoder->enc_priv;
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if (mst_enc->connector == radeon_connector->mst_port)
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return connector;
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} else if (radeon_encoder->active_device & radeon_connector->devices)
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return connector;
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}
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return NULL;
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}
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struct drm_connector *
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radeon_get_connector_for_encoder_init(struct drm_encoder *encoder)
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{
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struct drm_device *dev = encoder->dev;
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struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
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struct drm_connector *connector;
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struct radeon_connector *radeon_connector;
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list_for_each_entry(connector, &dev->mode_config.connector_list, head) {
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radeon_connector = to_radeon_connector(connector);
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if (radeon_encoder->devices & radeon_connector->devices)
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return connector;
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}
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return NULL;
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}
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struct drm_encoder *radeon_get_external_encoder(struct drm_encoder *encoder)
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{
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struct drm_device *dev = encoder->dev;
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struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
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struct drm_encoder *other_encoder;
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struct radeon_encoder *other_radeon_encoder;
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if (radeon_encoder->is_ext_encoder)
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return NULL;
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list_for_each_entry(other_encoder, &dev->mode_config.encoder_list, head) {
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if (other_encoder == encoder)
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continue;
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other_radeon_encoder = to_radeon_encoder(other_encoder);
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if (other_radeon_encoder->is_ext_encoder &&
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(radeon_encoder->devices & other_radeon_encoder->devices))
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return other_encoder;
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}
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return NULL;
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}
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u16 radeon_encoder_get_dp_bridge_encoder_id(struct drm_encoder *encoder)
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{
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struct drm_encoder *other_encoder = radeon_get_external_encoder(encoder);
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if (other_encoder) {
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struct radeon_encoder *radeon_encoder = to_radeon_encoder(other_encoder);
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switch (radeon_encoder->encoder_id) {
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case ENCODER_OBJECT_ID_TRAVIS:
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case ENCODER_OBJECT_ID_NUTMEG:
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return radeon_encoder->encoder_id;
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default:
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return ENCODER_OBJECT_ID_NONE;
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}
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}
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return ENCODER_OBJECT_ID_NONE;
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}
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void radeon_panel_mode_fixup(struct drm_encoder *encoder,
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struct drm_display_mode *adjusted_mode)
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{
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struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
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struct drm_device *dev = encoder->dev;
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struct radeon_device *rdev = dev->dev_private;
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struct drm_display_mode *native_mode = &radeon_encoder->native_mode;
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unsigned hblank = native_mode->htotal - native_mode->hdisplay;
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unsigned vblank = native_mode->vtotal - native_mode->vdisplay;
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unsigned hover = native_mode->hsync_start - native_mode->hdisplay;
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unsigned vover = native_mode->vsync_start - native_mode->vdisplay;
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unsigned hsync_width = native_mode->hsync_end - native_mode->hsync_start;
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unsigned vsync_width = native_mode->vsync_end - native_mode->vsync_start;
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adjusted_mode->clock = native_mode->clock;
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adjusted_mode->flags = native_mode->flags;
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if (ASIC_IS_AVIVO(rdev)) {
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adjusted_mode->hdisplay = native_mode->hdisplay;
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adjusted_mode->vdisplay = native_mode->vdisplay;
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}
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adjusted_mode->htotal = native_mode->hdisplay + hblank;
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adjusted_mode->hsync_start = native_mode->hdisplay + hover;
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adjusted_mode->hsync_end = adjusted_mode->hsync_start + hsync_width;
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adjusted_mode->vtotal = native_mode->vdisplay + vblank;
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adjusted_mode->vsync_start = native_mode->vdisplay + vover;
|
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|
|
adjusted_mode->vsync_end = adjusted_mode->vsync_start + vsync_width;
|
||
|
|
|
||
|
|
drm_mode_set_crtcinfo(adjusted_mode, CRTC_INTERLACE_HALVE_V);
|
||
|
|
|
||
|
|
if (ASIC_IS_AVIVO(rdev)) {
|
||
|
|
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 radeon_dig_monitor_is_duallink(struct drm_encoder *encoder,
|
||
|
|
u32 pixel_clock)
|
||
|
|
{
|
||
|
|
struct drm_device *dev = encoder->dev;
|
||
|
|
struct radeon_device *rdev = dev->dev_private;
|
||
|
|
struct drm_connector *connector;
|
||
|
|
struct radeon_connector *radeon_connector;
|
||
|
|
struct radeon_connector_atom_dig *dig_connector;
|
||
|
|
|
||
|
|
connector = radeon_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 = radeon_get_connector_for_encoder_init(encoder);
|
||
|
|
radeon_connector = to_radeon_connector(connector);
|
||
|
|
|
||
|
|
switch (connector->connector_type) {
|
||
|
|
case DRM_MODE_CONNECTOR_DVII:
|
||
|
|
case DRM_MODE_CONNECTOR_HDMIB:
|
||
|
|
if (radeon_connector->use_digital) {
|
||
|
|
/* HDMI 1.3 supports up to 340 Mhz over single link */
|
||
|
|
if (ASIC_IS_DCE6(rdev) && drm_detect_hdmi_monitor(radeon_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:
|
||
|
|
if (radeon_connector->is_mst_connector)
|
||
|
|
return false;
|
||
|
|
|
||
|
|
dig_connector = radeon_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 (ASIC_IS_DCE6(rdev) && drm_detect_hdmi_monitor(radeon_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;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
bool radeon_encoder_is_digital(struct drm_encoder *encoder)
|
||
|
|
{
|
||
|
|
struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
|
||
|
|
switch (radeon_encoder->encoder_id) {
|
||
|
|
case ENCODER_OBJECT_ID_INTERNAL_LVDS:
|
||
|
|
case ENCODER_OBJECT_ID_INTERNAL_TMDS1:
|
||
|
|
case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_TMDS1:
|
||
|
|
case ENCODER_OBJECT_ID_INTERNAL_LVTM1:
|
||
|
|
case ENCODER_OBJECT_ID_INTERNAL_DVO1:
|
||
|
|
case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DVO1:
|
||
|
|
case ENCODER_OBJECT_ID_INTERNAL_DDI:
|
||
|
|
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:
|
||
|
|
return true;
|
||
|
|
default:
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
}
|