1353 lines
42 KiB
C
1353 lines
42 KiB
C
/*
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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 "drmP.h"
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#include "radeon_drm.h"
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#include "radeon.h"
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#include "atom.h"
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#include <asm/div64.h>
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#include "drm_crtc_helper.h"
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#include "drm_edid.h"
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static int radeon_ddc_dump(struct drm_connector *connector);
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static void avivo_crtc_load_lut(struct drm_crtc *crtc)
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{
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struct radeon_crtc *radeon_crtc = to_radeon_crtc(crtc);
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struct drm_device *dev = crtc->dev;
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struct radeon_device *rdev = dev->dev_private;
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int i;
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DRM_DEBUG_KMS("%d\n", radeon_crtc->crtc_id);
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WREG32(AVIVO_DC_LUTA_CONTROL + radeon_crtc->crtc_offset, 0);
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WREG32(AVIVO_DC_LUTA_BLACK_OFFSET_BLUE + radeon_crtc->crtc_offset, 0);
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WREG32(AVIVO_DC_LUTA_BLACK_OFFSET_GREEN + radeon_crtc->crtc_offset, 0);
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WREG32(AVIVO_DC_LUTA_BLACK_OFFSET_RED + radeon_crtc->crtc_offset, 0);
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WREG32(AVIVO_DC_LUTA_WHITE_OFFSET_BLUE + radeon_crtc->crtc_offset, 0xffff);
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WREG32(AVIVO_DC_LUTA_WHITE_OFFSET_GREEN + radeon_crtc->crtc_offset, 0xffff);
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WREG32(AVIVO_DC_LUTA_WHITE_OFFSET_RED + radeon_crtc->crtc_offset, 0xffff);
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WREG32(AVIVO_DC_LUT_RW_SELECT, radeon_crtc->crtc_id);
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WREG32(AVIVO_DC_LUT_RW_MODE, 0);
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WREG32(AVIVO_DC_LUT_WRITE_EN_MASK, 0x0000003f);
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WREG8(AVIVO_DC_LUT_RW_INDEX, 0);
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for (i = 0; i < 256; i++) {
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WREG32(AVIVO_DC_LUT_30_COLOR,
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(radeon_crtc->lut_r[i] << 20) |
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(radeon_crtc->lut_g[i] << 10) |
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(radeon_crtc->lut_b[i] << 0));
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}
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WREG32(AVIVO_D1GRPH_LUT_SEL + radeon_crtc->crtc_offset, radeon_crtc->crtc_id);
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}
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static void dce4_crtc_load_lut(struct drm_crtc *crtc)
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{
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struct radeon_crtc *radeon_crtc = to_radeon_crtc(crtc);
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struct drm_device *dev = crtc->dev;
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struct radeon_device *rdev = dev->dev_private;
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int i;
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DRM_DEBUG_KMS("%d\n", radeon_crtc->crtc_id);
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WREG32(EVERGREEN_DC_LUT_CONTROL + radeon_crtc->crtc_offset, 0);
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WREG32(EVERGREEN_DC_LUT_BLACK_OFFSET_BLUE + radeon_crtc->crtc_offset, 0);
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WREG32(EVERGREEN_DC_LUT_BLACK_OFFSET_GREEN + radeon_crtc->crtc_offset, 0);
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WREG32(EVERGREEN_DC_LUT_BLACK_OFFSET_RED + radeon_crtc->crtc_offset, 0);
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WREG32(EVERGREEN_DC_LUT_WHITE_OFFSET_BLUE + radeon_crtc->crtc_offset, 0xffff);
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WREG32(EVERGREEN_DC_LUT_WHITE_OFFSET_GREEN + radeon_crtc->crtc_offset, 0xffff);
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WREG32(EVERGREEN_DC_LUT_WHITE_OFFSET_RED + radeon_crtc->crtc_offset, 0xffff);
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WREG32(EVERGREEN_DC_LUT_RW_MODE + radeon_crtc->crtc_offset, 0);
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WREG32(EVERGREEN_DC_LUT_WRITE_EN_MASK + radeon_crtc->crtc_offset, 0x00000007);
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WREG32(EVERGREEN_DC_LUT_RW_INDEX + radeon_crtc->crtc_offset, 0);
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for (i = 0; i < 256; i++) {
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WREG32(EVERGREEN_DC_LUT_30_COLOR + radeon_crtc->crtc_offset,
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(radeon_crtc->lut_r[i] << 20) |
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(radeon_crtc->lut_g[i] << 10) |
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(radeon_crtc->lut_b[i] << 0));
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}
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}
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static void dce5_crtc_load_lut(struct drm_crtc *crtc)
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{
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struct radeon_crtc *radeon_crtc = to_radeon_crtc(crtc);
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struct drm_device *dev = crtc->dev;
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struct radeon_device *rdev = dev->dev_private;
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int i;
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DRM_DEBUG_KMS("%d\n", radeon_crtc->crtc_id);
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WREG32(NI_INPUT_CSC_CONTROL + radeon_crtc->crtc_offset,
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(NI_INPUT_CSC_GRPH_MODE(NI_INPUT_CSC_BYPASS) |
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NI_INPUT_CSC_OVL_MODE(NI_INPUT_CSC_BYPASS)));
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WREG32(NI_PRESCALE_GRPH_CONTROL + radeon_crtc->crtc_offset,
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NI_GRPH_PRESCALE_BYPASS);
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WREG32(NI_PRESCALE_OVL_CONTROL + radeon_crtc->crtc_offset,
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NI_OVL_PRESCALE_BYPASS);
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WREG32(NI_INPUT_GAMMA_CONTROL + radeon_crtc->crtc_offset,
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(NI_GRPH_INPUT_GAMMA_MODE(NI_INPUT_GAMMA_USE_LUT) |
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NI_OVL_INPUT_GAMMA_MODE(NI_INPUT_GAMMA_USE_LUT)));
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WREG32(EVERGREEN_DC_LUT_CONTROL + radeon_crtc->crtc_offset, 0);
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WREG32(EVERGREEN_DC_LUT_BLACK_OFFSET_BLUE + radeon_crtc->crtc_offset, 0);
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WREG32(EVERGREEN_DC_LUT_BLACK_OFFSET_GREEN + radeon_crtc->crtc_offset, 0);
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WREG32(EVERGREEN_DC_LUT_BLACK_OFFSET_RED + radeon_crtc->crtc_offset, 0);
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WREG32(EVERGREEN_DC_LUT_WHITE_OFFSET_BLUE + radeon_crtc->crtc_offset, 0xffff);
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WREG32(EVERGREEN_DC_LUT_WHITE_OFFSET_GREEN + radeon_crtc->crtc_offset, 0xffff);
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WREG32(EVERGREEN_DC_LUT_WHITE_OFFSET_RED + radeon_crtc->crtc_offset, 0xffff);
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WREG32(EVERGREEN_DC_LUT_RW_MODE + radeon_crtc->crtc_offset, 0);
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WREG32(EVERGREEN_DC_LUT_WRITE_EN_MASK + radeon_crtc->crtc_offset, 0x00000007);
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WREG32(EVERGREEN_DC_LUT_RW_INDEX + radeon_crtc->crtc_offset, 0);
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for (i = 0; i < 256; i++) {
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WREG32(EVERGREEN_DC_LUT_30_COLOR + radeon_crtc->crtc_offset,
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(radeon_crtc->lut_r[i] << 20) |
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(radeon_crtc->lut_g[i] << 10) |
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(radeon_crtc->lut_b[i] << 0));
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}
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WREG32(NI_DEGAMMA_CONTROL + radeon_crtc->crtc_offset,
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(NI_GRPH_DEGAMMA_MODE(NI_DEGAMMA_BYPASS) |
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NI_OVL_DEGAMMA_MODE(NI_DEGAMMA_BYPASS) |
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NI_ICON_DEGAMMA_MODE(NI_DEGAMMA_BYPASS) |
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NI_CURSOR_DEGAMMA_MODE(NI_DEGAMMA_BYPASS)));
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WREG32(NI_GAMUT_REMAP_CONTROL + radeon_crtc->crtc_offset,
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(NI_GRPH_GAMUT_REMAP_MODE(NI_GAMUT_REMAP_BYPASS) |
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NI_OVL_GAMUT_REMAP_MODE(NI_GAMUT_REMAP_BYPASS)));
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WREG32(NI_REGAMMA_CONTROL + radeon_crtc->crtc_offset,
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(NI_GRPH_REGAMMA_MODE(NI_REGAMMA_BYPASS) |
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NI_OVL_REGAMMA_MODE(NI_REGAMMA_BYPASS)));
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WREG32(NI_OUTPUT_CSC_CONTROL + radeon_crtc->crtc_offset,
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(NI_OUTPUT_CSC_GRPH_MODE(NI_OUTPUT_CSC_BYPASS) |
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NI_OUTPUT_CSC_OVL_MODE(NI_OUTPUT_CSC_BYPASS)));
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/* XXX match this to the depth of the crtc fmt block, move to modeset? */
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WREG32(0x6940 + radeon_crtc->crtc_offset, 0);
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}
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static void legacy_crtc_load_lut(struct drm_crtc *crtc)
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{
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struct radeon_crtc *radeon_crtc = to_radeon_crtc(crtc);
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struct drm_device *dev = crtc->dev;
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struct radeon_device *rdev = dev->dev_private;
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int i;
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uint32_t dac2_cntl;
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dac2_cntl = RREG32(RADEON_DAC_CNTL2);
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if (radeon_crtc->crtc_id == 0)
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dac2_cntl &= (uint32_t)~RADEON_DAC2_PALETTE_ACC_CTL;
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else
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dac2_cntl |= RADEON_DAC2_PALETTE_ACC_CTL;
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WREG32(RADEON_DAC_CNTL2, dac2_cntl);
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WREG8(RADEON_PALETTE_INDEX, 0);
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for (i = 0; i < 256; i++) {
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WREG32(RADEON_PALETTE_30_DATA,
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(radeon_crtc->lut_r[i] << 20) |
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(radeon_crtc->lut_g[i] << 10) |
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(radeon_crtc->lut_b[i] << 0));
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}
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}
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void radeon_crtc_load_lut(struct drm_crtc *crtc)
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{
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struct drm_device *dev = crtc->dev;
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struct radeon_device *rdev = dev->dev_private;
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if (!crtc->enabled)
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return;
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if (ASIC_IS_DCE5(rdev))
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dce5_crtc_load_lut(crtc);
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else if (ASIC_IS_DCE4(rdev))
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dce4_crtc_load_lut(crtc);
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else if (ASIC_IS_AVIVO(rdev))
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avivo_crtc_load_lut(crtc);
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else
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legacy_crtc_load_lut(crtc);
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}
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/** Sets the color ramps on behalf of fbcon */
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void radeon_crtc_fb_gamma_set(struct drm_crtc *crtc, u16 red, u16 green,
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u16 blue, int regno)
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{
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struct radeon_crtc *radeon_crtc = to_radeon_crtc(crtc);
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radeon_crtc->lut_r[regno] = red >> 6;
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radeon_crtc->lut_g[regno] = green >> 6;
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radeon_crtc->lut_b[regno] = blue >> 6;
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}
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/** Gets the color ramps on behalf of fbcon */
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void radeon_crtc_fb_gamma_get(struct drm_crtc *crtc, u16 *red, u16 *green,
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u16 *blue, int regno)
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{
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struct radeon_crtc *radeon_crtc = to_radeon_crtc(crtc);
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*red = radeon_crtc->lut_r[regno] << 6;
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*green = radeon_crtc->lut_g[regno] << 6;
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*blue = radeon_crtc->lut_b[regno] << 6;
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}
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static void radeon_crtc_gamma_set(struct drm_crtc *crtc, u16 *red, u16 *green,
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u16 *blue, uint32_t start, uint32_t size)
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{
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struct radeon_crtc *radeon_crtc = to_radeon_crtc(crtc);
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int end = (start + size > 256) ? 256 : start + size, i;
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/* userspace palettes are always correct as is */
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for (i = start; i < end; i++) {
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radeon_crtc->lut_r[i] = red[i] >> 6;
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radeon_crtc->lut_g[i] = green[i] >> 6;
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radeon_crtc->lut_b[i] = blue[i] >> 6;
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}
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radeon_crtc_load_lut(crtc);
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}
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static void radeon_crtc_destroy(struct drm_crtc *crtc)
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{
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struct radeon_crtc *radeon_crtc = to_radeon_crtc(crtc);
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drm_crtc_cleanup(crtc);
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kfree(radeon_crtc);
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}
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static const struct drm_crtc_funcs radeon_crtc_funcs = {
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.cursor_set = NULL,
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.cursor_move = NULL,
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.gamma_set = radeon_crtc_gamma_set,
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.set_config = drm_crtc_helper_set_config,
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.destroy = radeon_crtc_destroy,
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.page_flip = NULL,
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};
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static void radeon_crtc_init(struct drm_device *dev, int index)
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{
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struct radeon_device *rdev = dev->dev_private;
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struct radeon_crtc *radeon_crtc;
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int i;
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radeon_crtc = kzalloc(sizeof(struct radeon_crtc) + (RADEONFB_CONN_LIMIT * sizeof(struct drm_connector *)), GFP_KERNEL);
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if (radeon_crtc == NULL)
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return;
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drm_crtc_init(dev, &radeon_crtc->base, &radeon_crtc_funcs);
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drm_mode_crtc_set_gamma_size(&radeon_crtc->base, 256);
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radeon_crtc->crtc_id = index;
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rdev->mode_info.crtcs[index] = radeon_crtc;
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#if 0
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radeon_crtc->mode_set.crtc = &radeon_crtc->base;
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radeon_crtc->mode_set.connectors = (struct drm_connector **)(radeon_crtc + 1);
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radeon_crtc->mode_set.num_connectors = 0;
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#endif
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for (i = 0; i < 256; i++) {
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radeon_crtc->lut_r[i] = i << 2;
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radeon_crtc->lut_g[i] = i << 2;
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radeon_crtc->lut_b[i] = i << 2;
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}
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if (rdev->is_atom_bios && (ASIC_IS_AVIVO(rdev) || radeon_r4xx_atom))
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radeon_atombios_init_crtc(dev, radeon_crtc);
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else
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radeon_legacy_init_crtc(dev, radeon_crtc);
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}
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static const char *encoder_names[36] = {
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"NONE",
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"INTERNAL_LVDS",
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"INTERNAL_TMDS1",
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"INTERNAL_TMDS2",
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"INTERNAL_DAC1",
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"INTERNAL_DAC2",
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"INTERNAL_SDVOA",
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"INTERNAL_SDVOB",
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"SI170B",
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"CH7303",
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"CH7301",
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"INTERNAL_DVO1",
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"EXTERNAL_SDVOA",
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"EXTERNAL_SDVOB",
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"TITFP513",
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"INTERNAL_LVTM1",
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"VT1623",
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"HDMI_SI1930",
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"HDMI_INTERNAL",
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"INTERNAL_KLDSCP_TMDS1",
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"INTERNAL_KLDSCP_DVO1",
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"INTERNAL_KLDSCP_DAC1",
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"INTERNAL_KLDSCP_DAC2",
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"SI178",
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"MVPU_FPGA",
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"INTERNAL_DDI",
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"VT1625",
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"HDMI_SI1932",
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"DP_AN9801",
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"DP_DP501",
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"INTERNAL_UNIPHY",
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"INTERNAL_KLDSCP_LVTMA",
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"INTERNAL_UNIPHY1",
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"INTERNAL_UNIPHY2",
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"NUTMEG",
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"TRAVIS",
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};
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static const char *connector_names[15] = {
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"Unknown",
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"VGA",
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"DVI-I",
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"DVI-D",
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"DVI-A",
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"Composite",
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"S-video",
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"LVDS",
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"Component",
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"DIN",
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"DisplayPort",
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"HDMI-A",
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"HDMI-B",
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"TV",
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"eDP",
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};
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static const char *hpd_names[6] = {
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"HPD1",
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"HPD2",
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"HPD3",
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"HPD4",
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"HPD5",
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"HPD6",
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};
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static void radeon_print_display_setup(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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uint32_t devices;
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int i = 0;
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DRM_INFO("Radeon Display Connectors\n");
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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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DRM_INFO("Connector %d:\n", i);
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DRM_INFO(" %s\n", connector_names[connector->connector_type]);
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if (radeon_connector->hpd.hpd != RADEON_HPD_NONE)
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DRM_INFO(" %s\n", hpd_names[radeon_connector->hpd.hpd]);
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if (radeon_connector->ddc_bus) {
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DRM_INFO(" DDC: 0x%x 0x%x 0x%x 0x%x 0x%x 0x%x 0x%x 0x%x\n",
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radeon_connector->ddc_bus->rec.mask_clk_reg,
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radeon_connector->ddc_bus->rec.mask_data_reg,
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radeon_connector->ddc_bus->rec.a_clk_reg,
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radeon_connector->ddc_bus->rec.a_data_reg,
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radeon_connector->ddc_bus->rec.en_clk_reg,
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radeon_connector->ddc_bus->rec.en_data_reg,
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radeon_connector->ddc_bus->rec.y_clk_reg,
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radeon_connector->ddc_bus->rec.y_data_reg);
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if (radeon_connector->router.ddc_valid)
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DRM_INFO(" DDC Router 0x%x/0x%x\n",
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radeon_connector->router.ddc_mux_control_pin,
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radeon_connector->router.ddc_mux_state);
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if (radeon_connector->router.cd_valid)
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DRM_INFO(" Clock/Data Router 0x%x/0x%x\n",
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radeon_connector->router.cd_mux_control_pin,
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radeon_connector->router.cd_mux_state);
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} else {
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if (connector->connector_type == DRM_MODE_CONNECTOR_VGA ||
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connector->connector_type == DRM_MODE_CONNECTOR_DVII ||
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connector->connector_type == DRM_MODE_CONNECTOR_DVID ||
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connector->connector_type == DRM_MODE_CONNECTOR_DVIA ||
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connector->connector_type == DRM_MODE_CONNECTOR_HDMIA ||
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connector->connector_type == DRM_MODE_CONNECTOR_HDMIB)
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DRM_INFO(" DDC: no ddc bus - possible BIOS bug - please report to xorg-driver-ati@lists.x.org\n");
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}
|
|
DRM_INFO(" Encoders:\n");
|
|
list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) {
|
|
radeon_encoder = to_radeon_encoder(encoder);
|
|
devices = radeon_encoder->devices & radeon_connector->devices;
|
|
if (devices) {
|
|
if (devices & ATOM_DEVICE_CRT1_SUPPORT)
|
|
DRM_INFO(" CRT1: %s\n", encoder_names[radeon_encoder->encoder_id]);
|
|
if (devices & ATOM_DEVICE_CRT2_SUPPORT)
|
|
DRM_INFO(" CRT2: %s\n", encoder_names[radeon_encoder->encoder_id]);
|
|
if (devices & ATOM_DEVICE_LCD1_SUPPORT)
|
|
DRM_INFO(" LCD1: %s\n", encoder_names[radeon_encoder->encoder_id]);
|
|
if (devices & ATOM_DEVICE_DFP1_SUPPORT)
|
|
DRM_INFO(" DFP1: %s\n", encoder_names[radeon_encoder->encoder_id]);
|
|
if (devices & ATOM_DEVICE_DFP2_SUPPORT)
|
|
DRM_INFO(" DFP2: %s\n", encoder_names[radeon_encoder->encoder_id]);
|
|
if (devices & ATOM_DEVICE_DFP3_SUPPORT)
|
|
DRM_INFO(" DFP3: %s\n", encoder_names[radeon_encoder->encoder_id]);
|
|
if (devices & ATOM_DEVICE_DFP4_SUPPORT)
|
|
DRM_INFO(" DFP4: %s\n", encoder_names[radeon_encoder->encoder_id]);
|
|
if (devices & ATOM_DEVICE_DFP5_SUPPORT)
|
|
DRM_INFO(" DFP5: %s\n", encoder_names[radeon_encoder->encoder_id]);
|
|
if (devices & ATOM_DEVICE_DFP6_SUPPORT)
|
|
DRM_INFO(" DFP6: %s\n", encoder_names[radeon_encoder->encoder_id]);
|
|
if (devices & ATOM_DEVICE_TV1_SUPPORT)
|
|
DRM_INFO(" TV1: %s\n", encoder_names[radeon_encoder->encoder_id]);
|
|
if (devices & ATOM_DEVICE_CV_SUPPORT)
|
|
DRM_INFO(" CV: %s\n", encoder_names[radeon_encoder->encoder_id]);
|
|
}
|
|
}
|
|
i++;
|
|
}
|
|
}
|
|
|
|
static bool radeon_setup_enc_conn(struct drm_device *dev)
|
|
{
|
|
struct radeon_device *rdev = dev->dev_private;
|
|
struct drm_connector *drm_connector;
|
|
bool ret = false;
|
|
|
|
if (rdev->bios) {
|
|
if (rdev->is_atom_bios) {
|
|
ret = radeon_get_atom_connector_info_from_supported_devices_table(dev);
|
|
if (ret == false)
|
|
ret = radeon_get_atom_connector_info_from_object_table(dev);
|
|
} else {
|
|
ret = radeon_get_legacy_connector_info_from_bios(dev);
|
|
if (ret == false)
|
|
ret = radeon_get_legacy_connector_info_from_table(dev);
|
|
}
|
|
} else {
|
|
if (!ASIC_IS_AVIVO(rdev))
|
|
ret = radeon_get_legacy_connector_info_from_table(dev);
|
|
}
|
|
if (ret) {
|
|
radeon_setup_encoder_clones(dev);
|
|
radeon_print_display_setup(dev);
|
|
list_for_each_entry(drm_connector, &dev->mode_config.connector_list, head)
|
|
radeon_ddc_dump(drm_connector);
|
|
}
|
|
|
|
return ret;
|
|
}
|
|
|
|
int radeon_ddc_get_modes(struct radeon_connector *radeon_connector)
|
|
{
|
|
struct drm_device *dev = radeon_connector->base.dev;
|
|
struct radeon_device *rdev = dev->dev_private;
|
|
int ret = 0;
|
|
|
|
/* on hw with routers, select right port */
|
|
if (radeon_connector->router.ddc_valid)
|
|
radeon_router_select_ddc_port(radeon_connector);
|
|
|
|
if ((radeon_connector->base.connector_type == DRM_MODE_CONNECTOR_DisplayPort) ||
|
|
(radeon_connector->base.connector_type == DRM_MODE_CONNECTOR_eDP)) {
|
|
struct radeon_connector_atom_dig *dig = radeon_connector->con_priv;
|
|
if ((dig->dp_sink_type == CONNECTOR_OBJECT_ID_DISPLAYPORT ||
|
|
dig->dp_sink_type == CONNECTOR_OBJECT_ID_eDP) && dig->dp_i2c_bus)
|
|
radeon_connector->edid = drm_get_edid(&radeon_connector->base, &dig->dp_i2c_bus->adapter);
|
|
}
|
|
if (!radeon_connector->ddc_bus)
|
|
return -1;
|
|
if (!radeon_connector->edid) {
|
|
radeon_connector->edid = drm_get_edid(&radeon_connector->base, &radeon_connector->ddc_bus->adapter);
|
|
}
|
|
|
|
if (!radeon_connector->edid) {
|
|
if (rdev->is_atom_bios) {
|
|
/* some laptops provide a hardcoded edid in rom for LCDs */
|
|
if (((radeon_connector->base.connector_type == DRM_MODE_CONNECTOR_LVDS) ||
|
|
(radeon_connector->base.connector_type == DRM_MODE_CONNECTOR_eDP)))
|
|
radeon_connector->edid = radeon_bios_get_hardcoded_edid(rdev);
|
|
} else
|
|
/* some servers provide a hardcoded edid in rom for KVMs */
|
|
radeon_connector->edid = radeon_bios_get_hardcoded_edid(rdev);
|
|
}
|
|
if (radeon_connector->edid) {
|
|
drm_mode_connector_update_edid_property(&radeon_connector->base, radeon_connector->edid);
|
|
ret = drm_add_edid_modes(&radeon_connector->base, radeon_connector->edid);
|
|
return ret;
|
|
}
|
|
drm_mode_connector_update_edid_property(&radeon_connector->base, NULL);
|
|
return 0;
|
|
}
|
|
|
|
static int radeon_ddc_dump(struct drm_connector *connector)
|
|
{
|
|
struct edid *edid;
|
|
struct radeon_connector *radeon_connector = to_radeon_connector(connector);
|
|
int ret = 0;
|
|
|
|
/* on hw with routers, select right port */
|
|
if (radeon_connector->router.ddc_valid)
|
|
radeon_router_select_ddc_port(radeon_connector);
|
|
|
|
if (!radeon_connector->ddc_bus)
|
|
return -1;
|
|
edid = drm_get_edid(connector, &radeon_connector->ddc_bus->adapter);
|
|
if (edid) {
|
|
kfree(edid);
|
|
}
|
|
return ret;
|
|
}
|
|
|
|
/* avivo */
|
|
static void avivo_get_fb_div(struct radeon_pll *pll,
|
|
u32 target_clock,
|
|
u32 post_div,
|
|
u32 ref_div,
|
|
u32 *fb_div,
|
|
u32 *frac_fb_div)
|
|
{
|
|
u32 tmp = post_div * ref_div;
|
|
|
|
tmp *= target_clock;
|
|
*fb_div = tmp / pll->reference_freq;
|
|
*frac_fb_div = tmp % pll->reference_freq;
|
|
|
|
if (*fb_div > pll->max_feedback_div)
|
|
*fb_div = pll->max_feedback_div;
|
|
else if (*fb_div < pll->min_feedback_div)
|
|
*fb_div = pll->min_feedback_div;
|
|
}
|
|
|
|
static u32 avivo_get_post_div(struct radeon_pll *pll,
|
|
u32 target_clock)
|
|
{
|
|
u32 vco, post_div, tmp;
|
|
|
|
if (pll->flags & RADEON_PLL_USE_POST_DIV)
|
|
return pll->post_div;
|
|
|
|
if (pll->flags & RADEON_PLL_PREFER_MINM_OVER_MAXP) {
|
|
if (pll->flags & RADEON_PLL_IS_LCD)
|
|
vco = pll->lcd_pll_out_min;
|
|
else
|
|
vco = pll->pll_out_min;
|
|
} else {
|
|
if (pll->flags & RADEON_PLL_IS_LCD)
|
|
vco = pll->lcd_pll_out_max;
|
|
else
|
|
vco = pll->pll_out_max;
|
|
}
|
|
|
|
post_div = vco / target_clock;
|
|
tmp = vco % target_clock;
|
|
|
|
if (pll->flags & RADEON_PLL_PREFER_MINM_OVER_MAXP) {
|
|
if (tmp)
|
|
post_div++;
|
|
} else {
|
|
if (!tmp)
|
|
post_div--;
|
|
}
|
|
|
|
if (post_div > pll->max_post_div)
|
|
post_div = pll->max_post_div;
|
|
else if (post_div < pll->min_post_div)
|
|
post_div = pll->min_post_div;
|
|
|
|
return post_div;
|
|
}
|
|
|
|
#define MAX_TOLERANCE 10
|
|
|
|
void radeon_compute_pll_avivo(struct radeon_pll *pll,
|
|
u32 freq,
|
|
u32 *dot_clock_p,
|
|
u32 *fb_div_p,
|
|
u32 *frac_fb_div_p,
|
|
u32 *ref_div_p,
|
|
u32 *post_div_p)
|
|
{
|
|
u32 target_clock = freq / 10;
|
|
u32 post_div = avivo_get_post_div(pll, target_clock);
|
|
u32 ref_div = pll->min_ref_div;
|
|
u32 fb_div = 0, frac_fb_div = 0, tmp;
|
|
|
|
if (pll->flags & RADEON_PLL_USE_REF_DIV)
|
|
ref_div = pll->reference_div;
|
|
|
|
if (pll->flags & RADEON_PLL_USE_FRAC_FB_DIV) {
|
|
avivo_get_fb_div(pll, target_clock, post_div, ref_div, &fb_div, &frac_fb_div);
|
|
frac_fb_div = (100 * frac_fb_div) / pll->reference_freq;
|
|
if (frac_fb_div >= 5) {
|
|
frac_fb_div -= 5;
|
|
frac_fb_div = frac_fb_div / 10;
|
|
frac_fb_div++;
|
|
}
|
|
if (frac_fb_div >= 10) {
|
|
fb_div++;
|
|
frac_fb_div = 0;
|
|
}
|
|
} else {
|
|
while (ref_div <= pll->max_ref_div) {
|
|
avivo_get_fb_div(pll, target_clock, post_div, ref_div,
|
|
&fb_div, &frac_fb_div);
|
|
if (frac_fb_div >= (pll->reference_freq / 2))
|
|
fb_div++;
|
|
frac_fb_div = 0;
|
|
tmp = (pll->reference_freq * fb_div) / (post_div * ref_div);
|
|
tmp = (tmp * 10000) / target_clock;
|
|
|
|
if (tmp > (10000 + MAX_TOLERANCE))
|
|
ref_div++;
|
|
else if (tmp >= (10000 - MAX_TOLERANCE))
|
|
break;
|
|
else
|
|
ref_div++;
|
|
}
|
|
}
|
|
|
|
*dot_clock_p = ((pll->reference_freq * fb_div * 10) + (pll->reference_freq * frac_fb_div)) /
|
|
(ref_div * post_div * 10);
|
|
*fb_div_p = fb_div;
|
|
*frac_fb_div_p = frac_fb_div;
|
|
*ref_div_p = ref_div;
|
|
*post_div_p = post_div;
|
|
DRM_DEBUG_KMS("%d, pll dividers - fb: %d.%d ref: %d, post %d\n",
|
|
*dot_clock_p, fb_div, frac_fb_div, ref_div, post_div);
|
|
}
|
|
|
|
/* pre-avivo */
|
|
static inline uint32_t radeon_div(uint64_t n, uint32_t d)
|
|
{
|
|
uint64_t mod;
|
|
|
|
n += d / 2;
|
|
|
|
mod = do_div(n, d);
|
|
return n;
|
|
}
|
|
|
|
void radeon_compute_pll_legacy(struct radeon_pll *pll,
|
|
uint64_t freq,
|
|
uint32_t *dot_clock_p,
|
|
uint32_t *fb_div_p,
|
|
uint32_t *frac_fb_div_p,
|
|
uint32_t *ref_div_p,
|
|
uint32_t *post_div_p)
|
|
{
|
|
uint32_t min_ref_div = pll->min_ref_div;
|
|
uint32_t max_ref_div = pll->max_ref_div;
|
|
uint32_t min_post_div = pll->min_post_div;
|
|
uint32_t max_post_div = pll->max_post_div;
|
|
uint32_t min_fractional_feed_div = 0;
|
|
uint32_t max_fractional_feed_div = 0;
|
|
uint32_t best_vco = pll->best_vco;
|
|
uint32_t best_post_div = 1;
|
|
uint32_t best_ref_div = 1;
|
|
uint32_t best_feedback_div = 1;
|
|
uint32_t best_frac_feedback_div = 0;
|
|
uint32_t best_freq = -1;
|
|
uint32_t best_error = 0xffffffff;
|
|
uint32_t best_vco_diff = 1;
|
|
uint32_t post_div;
|
|
u32 pll_out_min, pll_out_max;
|
|
|
|
DRM_DEBUG_KMS("PLL freq %llu %u %u\n", freq, pll->min_ref_div, pll->max_ref_div);
|
|
freq = freq * 1000;
|
|
|
|
if (pll->flags & RADEON_PLL_IS_LCD) {
|
|
pll_out_min = pll->lcd_pll_out_min;
|
|
pll_out_max = pll->lcd_pll_out_max;
|
|
} else {
|
|
pll_out_min = pll->pll_out_min;
|
|
pll_out_max = pll->pll_out_max;
|
|
}
|
|
|
|
if (pll_out_min > 64800)
|
|
pll_out_min = 64800;
|
|
|
|
if (pll->flags & RADEON_PLL_USE_REF_DIV)
|
|
min_ref_div = max_ref_div = pll->reference_div;
|
|
else {
|
|
while (min_ref_div < max_ref_div-1) {
|
|
uint32_t mid = (min_ref_div + max_ref_div) / 2;
|
|
uint32_t pll_in = pll->reference_freq / mid;
|
|
if (pll_in < pll->pll_in_min)
|
|
max_ref_div = mid;
|
|
else if (pll_in > pll->pll_in_max)
|
|
min_ref_div = mid;
|
|
else
|
|
break;
|
|
}
|
|
}
|
|
|
|
if (pll->flags & RADEON_PLL_USE_POST_DIV)
|
|
min_post_div = max_post_div = pll->post_div;
|
|
|
|
if (pll->flags & RADEON_PLL_USE_FRAC_FB_DIV) {
|
|
min_fractional_feed_div = pll->min_frac_feedback_div;
|
|
max_fractional_feed_div = pll->max_frac_feedback_div;
|
|
}
|
|
|
|
for (post_div = max_post_div; post_div >= min_post_div; --post_div) {
|
|
uint32_t ref_div;
|
|
|
|
if ((pll->flags & RADEON_PLL_NO_ODD_POST_DIV) && (post_div & 1))
|
|
continue;
|
|
|
|
/* legacy radeons only have a few post_divs */
|
|
if (pll->flags & RADEON_PLL_LEGACY) {
|
|
if ((post_div == 5) ||
|
|
(post_div == 7) ||
|
|
(post_div == 9) ||
|
|
(post_div == 10) ||
|
|
(post_div == 11) ||
|
|
(post_div == 13) ||
|
|
(post_div == 14) ||
|
|
(post_div == 15))
|
|
continue;
|
|
}
|
|
|
|
for (ref_div = min_ref_div; ref_div <= max_ref_div; ++ref_div) {
|
|
uint32_t feedback_div, current_freq = 0, error, vco_diff;
|
|
uint32_t pll_in = pll->reference_freq / ref_div;
|
|
uint32_t min_feed_div = pll->min_feedback_div;
|
|
uint32_t max_feed_div = pll->max_feedback_div + 1;
|
|
|
|
if (pll_in < pll->pll_in_min || pll_in > pll->pll_in_max)
|
|
continue;
|
|
|
|
while (min_feed_div < max_feed_div) {
|
|
uint32_t vco;
|
|
uint32_t min_frac_feed_div = min_fractional_feed_div;
|
|
uint32_t max_frac_feed_div = max_fractional_feed_div + 1;
|
|
uint32_t frac_feedback_div;
|
|
uint64_t tmp;
|
|
|
|
feedback_div = (min_feed_div + max_feed_div) / 2;
|
|
|
|
tmp = (uint64_t)pll->reference_freq * feedback_div;
|
|
vco = radeon_div(tmp, ref_div);
|
|
|
|
if (vco < pll_out_min) {
|
|
min_feed_div = feedback_div + 1;
|
|
continue;
|
|
} else if (vco > pll_out_max) {
|
|
max_feed_div = feedback_div;
|
|
continue;
|
|
}
|
|
|
|
while (min_frac_feed_div < max_frac_feed_div) {
|
|
frac_feedback_div = (min_frac_feed_div + max_frac_feed_div) / 2;
|
|
tmp = (uint64_t)pll->reference_freq * 10000 * feedback_div;
|
|
tmp += (uint64_t)pll->reference_freq * 1000 * frac_feedback_div;
|
|
current_freq = radeon_div(tmp, ref_div * post_div);
|
|
|
|
if (pll->flags & RADEON_PLL_PREFER_CLOSEST_LOWER) {
|
|
if (freq < current_freq)
|
|
error = 0xffffffff;
|
|
else
|
|
error = freq - current_freq;
|
|
} else
|
|
error = abs(current_freq - freq);
|
|
vco_diff = abs(vco - best_vco);
|
|
|
|
if ((best_vco == 0 && error < best_error) ||
|
|
(best_vco != 0 &&
|
|
((best_error > 100 && error < best_error - 100) ||
|
|
(abs(error - best_error) < 100 && vco_diff < best_vco_diff)))) {
|
|
best_post_div = post_div;
|
|
best_ref_div = ref_div;
|
|
best_feedback_div = feedback_div;
|
|
best_frac_feedback_div = frac_feedback_div;
|
|
best_freq = current_freq;
|
|
best_error = error;
|
|
best_vco_diff = vco_diff;
|
|
} else if (current_freq == freq) {
|
|
if (best_freq == -1) {
|
|
best_post_div = post_div;
|
|
best_ref_div = ref_div;
|
|
best_feedback_div = feedback_div;
|
|
best_frac_feedback_div = frac_feedback_div;
|
|
best_freq = current_freq;
|
|
best_error = error;
|
|
best_vco_diff = vco_diff;
|
|
} else if (((pll->flags & RADEON_PLL_PREFER_LOW_REF_DIV) && (ref_div < best_ref_div)) ||
|
|
((pll->flags & RADEON_PLL_PREFER_HIGH_REF_DIV) && (ref_div > best_ref_div)) ||
|
|
((pll->flags & RADEON_PLL_PREFER_LOW_FB_DIV) && (feedback_div < best_feedback_div)) ||
|
|
((pll->flags & RADEON_PLL_PREFER_HIGH_FB_DIV) && (feedback_div > best_feedback_div)) ||
|
|
((pll->flags & RADEON_PLL_PREFER_LOW_POST_DIV) && (post_div < best_post_div)) ||
|
|
((pll->flags & RADEON_PLL_PREFER_HIGH_POST_DIV) && (post_div > best_post_div))) {
|
|
best_post_div = post_div;
|
|
best_ref_div = ref_div;
|
|
best_feedback_div = feedback_div;
|
|
best_frac_feedback_div = frac_feedback_div;
|
|
best_freq = current_freq;
|
|
best_error = error;
|
|
best_vco_diff = vco_diff;
|
|
}
|
|
}
|
|
if (current_freq < freq)
|
|
min_frac_feed_div = frac_feedback_div + 1;
|
|
else
|
|
max_frac_feed_div = frac_feedback_div;
|
|
}
|
|
if (current_freq < freq)
|
|
min_feed_div = feedback_div + 1;
|
|
else
|
|
max_feed_div = feedback_div;
|
|
}
|
|
}
|
|
}
|
|
|
|
*dot_clock_p = best_freq / 10000;
|
|
*fb_div_p = best_feedback_div;
|
|
*frac_fb_div_p = best_frac_feedback_div;
|
|
*ref_div_p = best_ref_div;
|
|
*post_div_p = best_post_div;
|
|
DRM_DEBUG_KMS("%lld %d, pll dividers - fb: %d.%d ref: %d, post %d\n",
|
|
(long long)freq,
|
|
best_freq / 1000, best_feedback_div, best_frac_feedback_div,
|
|
best_ref_div, best_post_div);
|
|
|
|
}
|
|
|
|
static void radeon_user_framebuffer_destroy(struct drm_framebuffer *fb)
|
|
{
|
|
struct radeon_framebuffer *radeon_fb = to_radeon_framebuffer(fb);
|
|
|
|
drm_framebuffer_cleanup(fb);
|
|
kfree(radeon_fb);
|
|
}
|
|
|
|
static int radeon_user_framebuffer_create_handle(struct drm_framebuffer *fb,
|
|
struct drm_file *file_priv,
|
|
unsigned int *handle)
|
|
{
|
|
struct radeon_framebuffer *radeon_fb = to_radeon_framebuffer(fb);
|
|
|
|
return NULL;
|
|
// return drm_gem_handle_create(file_priv, radeon_fb->obj, handle);
|
|
}
|
|
|
|
static const struct drm_framebuffer_funcs radeon_fb_funcs = {
|
|
.destroy = radeon_user_framebuffer_destroy,
|
|
.create_handle = radeon_user_framebuffer_create_handle,
|
|
};
|
|
|
|
void
|
|
radeon_framebuffer_init(struct drm_device *dev,
|
|
struct radeon_framebuffer *rfb,
|
|
struct drm_mode_fb_cmd *mode_cmd,
|
|
struct drm_gem_object *obj)
|
|
{
|
|
rfb->obj = obj;
|
|
drm_framebuffer_init(dev, &rfb->base, &radeon_fb_funcs);
|
|
drm_helper_mode_fill_fb_struct(&rfb->base, mode_cmd);
|
|
}
|
|
|
|
|
|
|
|
static const struct drm_mode_config_funcs radeon_mode_funcs = {
|
|
// .fb_create = radeon_user_framebuffer_create,
|
|
// .output_poll_changed = radeon_output_poll_changed
|
|
};
|
|
|
|
struct drm_prop_enum_list {
|
|
int type;
|
|
char *name;
|
|
};
|
|
|
|
static struct drm_prop_enum_list radeon_tmds_pll_enum_list[] =
|
|
{ { 0, "driver" },
|
|
{ 1, "bios" },
|
|
};
|
|
|
|
static struct drm_prop_enum_list radeon_tv_std_enum_list[] =
|
|
{ { TV_STD_NTSC, "ntsc" },
|
|
{ TV_STD_PAL, "pal" },
|
|
{ TV_STD_PAL_M, "pal-m" },
|
|
{ TV_STD_PAL_60, "pal-60" },
|
|
{ TV_STD_NTSC_J, "ntsc-j" },
|
|
{ TV_STD_SCART_PAL, "scart-pal" },
|
|
{ TV_STD_PAL_CN, "pal-cn" },
|
|
{ TV_STD_SECAM, "secam" },
|
|
};
|
|
|
|
static struct drm_prop_enum_list radeon_underscan_enum_list[] =
|
|
{ { UNDERSCAN_OFF, "off" },
|
|
{ UNDERSCAN_ON, "on" },
|
|
{ UNDERSCAN_AUTO, "auto" },
|
|
};
|
|
|
|
static int radeon_modeset_create_props(struct radeon_device *rdev)
|
|
{
|
|
int i, sz;
|
|
|
|
if (rdev->is_atom_bios) {
|
|
rdev->mode_info.coherent_mode_property =
|
|
drm_property_create(rdev->ddev,
|
|
DRM_MODE_PROP_RANGE,
|
|
"coherent", 2);
|
|
if (!rdev->mode_info.coherent_mode_property)
|
|
return -ENOMEM;
|
|
|
|
rdev->mode_info.coherent_mode_property->values[0] = 0;
|
|
rdev->mode_info.coherent_mode_property->values[1] = 1;
|
|
}
|
|
|
|
if (!ASIC_IS_AVIVO(rdev)) {
|
|
sz = ARRAY_SIZE(radeon_tmds_pll_enum_list);
|
|
rdev->mode_info.tmds_pll_property =
|
|
drm_property_create(rdev->ddev,
|
|
DRM_MODE_PROP_ENUM,
|
|
"tmds_pll", sz);
|
|
for (i = 0; i < sz; i++) {
|
|
drm_property_add_enum(rdev->mode_info.tmds_pll_property,
|
|
i,
|
|
radeon_tmds_pll_enum_list[i].type,
|
|
radeon_tmds_pll_enum_list[i].name);
|
|
}
|
|
}
|
|
|
|
rdev->mode_info.load_detect_property =
|
|
drm_property_create(rdev->ddev,
|
|
DRM_MODE_PROP_RANGE,
|
|
"load detection", 2);
|
|
if (!rdev->mode_info.load_detect_property)
|
|
return -ENOMEM;
|
|
rdev->mode_info.load_detect_property->values[0] = 0;
|
|
rdev->mode_info.load_detect_property->values[1] = 1;
|
|
|
|
drm_mode_create_scaling_mode_property(rdev->ddev);
|
|
|
|
sz = ARRAY_SIZE(radeon_tv_std_enum_list);
|
|
rdev->mode_info.tv_std_property =
|
|
drm_property_create(rdev->ddev,
|
|
DRM_MODE_PROP_ENUM,
|
|
"tv standard", sz);
|
|
for (i = 0; i < sz; i++) {
|
|
drm_property_add_enum(rdev->mode_info.tv_std_property,
|
|
i,
|
|
radeon_tv_std_enum_list[i].type,
|
|
radeon_tv_std_enum_list[i].name);
|
|
}
|
|
|
|
sz = ARRAY_SIZE(radeon_underscan_enum_list);
|
|
rdev->mode_info.underscan_property =
|
|
drm_property_create(rdev->ddev,
|
|
DRM_MODE_PROP_ENUM,
|
|
"underscan", sz);
|
|
for (i = 0; i < sz; i++) {
|
|
drm_property_add_enum(rdev->mode_info.underscan_property,
|
|
i,
|
|
radeon_underscan_enum_list[i].type,
|
|
radeon_underscan_enum_list[i].name);
|
|
}
|
|
|
|
rdev->mode_info.underscan_hborder_property =
|
|
drm_property_create(rdev->ddev,
|
|
DRM_MODE_PROP_RANGE,
|
|
"underscan hborder", 2);
|
|
if (!rdev->mode_info.underscan_hborder_property)
|
|
return -ENOMEM;
|
|
rdev->mode_info.underscan_hborder_property->values[0] = 0;
|
|
rdev->mode_info.underscan_hborder_property->values[1] = 128;
|
|
|
|
rdev->mode_info.underscan_vborder_property =
|
|
drm_property_create(rdev->ddev,
|
|
DRM_MODE_PROP_RANGE,
|
|
"underscan vborder", 2);
|
|
if (!rdev->mode_info.underscan_vborder_property)
|
|
return -ENOMEM;
|
|
rdev->mode_info.underscan_vborder_property->values[0] = 0;
|
|
rdev->mode_info.underscan_vborder_property->values[1] = 128;
|
|
|
|
return 0;
|
|
}
|
|
|
|
void radeon_update_display_priority(struct radeon_device *rdev)
|
|
{
|
|
/* adjustment options for the display watermarks */
|
|
if ((radeon_disp_priority == 0) || (radeon_disp_priority > 2)) {
|
|
/* set display priority to high for r3xx, rv515 chips
|
|
* this avoids flickering due to underflow to the
|
|
* display controllers during heavy acceleration.
|
|
* Don't force high on rs4xx igp chips as it seems to
|
|
* affect the sound card. See kernel bug 15982.
|
|
*/
|
|
if ((ASIC_IS_R300(rdev) || (rdev->family == CHIP_RV515)) &&
|
|
!(rdev->flags & RADEON_IS_IGP))
|
|
rdev->disp_priority = 2;
|
|
else
|
|
rdev->disp_priority = 0;
|
|
} else
|
|
rdev->disp_priority = radeon_disp_priority;
|
|
|
|
}
|
|
|
|
int radeon_modeset_init(struct radeon_device *rdev)
|
|
{
|
|
int i;
|
|
int ret;
|
|
|
|
ENTER();
|
|
|
|
drm_mode_config_init(rdev->ddev);
|
|
rdev->mode_info.mode_config_initialized = true;
|
|
|
|
rdev->ddev->mode_config.funcs = (void *)&radeon_mode_funcs;
|
|
|
|
if (ASIC_IS_DCE5(rdev)) {
|
|
rdev->ddev->mode_config.max_width = 16384;
|
|
rdev->ddev->mode_config.max_height = 16384;
|
|
} else if (ASIC_IS_AVIVO(rdev)) {
|
|
rdev->ddev->mode_config.max_width = 8192;
|
|
rdev->ddev->mode_config.max_height = 8192;
|
|
} else {
|
|
rdev->ddev->mode_config.max_width = 4096;
|
|
rdev->ddev->mode_config.max_height = 4096;
|
|
}
|
|
|
|
rdev->ddev->mode_config.fb_base = rdev->mc.aper_base;
|
|
|
|
ret = radeon_modeset_create_props(rdev);
|
|
if (ret) {
|
|
return ret;
|
|
}
|
|
|
|
/* init i2c buses */
|
|
radeon_i2c_init(rdev);
|
|
|
|
/* check combios for a valid hardcoded EDID - Sun servers */
|
|
if (!rdev->is_atom_bios) {
|
|
/* check for hardcoded EDID in BIOS */
|
|
radeon_combios_check_hardcoded_edid(rdev);
|
|
}
|
|
|
|
/* allocate crtcs */
|
|
for (i = 0; i < rdev->num_crtc; i++) {
|
|
radeon_crtc_init(rdev->ddev, i);
|
|
}
|
|
|
|
/* okay we should have all the bios connectors */
|
|
ret = radeon_setup_enc_conn(rdev->ddev);
|
|
if (!ret) {
|
|
return ret;
|
|
}
|
|
|
|
/* init dig PHYs */
|
|
if (rdev->is_atom_bios)
|
|
radeon_atom_encoder_init(rdev);
|
|
|
|
/* initialize hpd */
|
|
// radeon_hpd_init(rdev);
|
|
|
|
/* Initialize power management */
|
|
// radeon_pm_init(rdev);
|
|
|
|
radeon_fbdev_init(rdev);
|
|
// drm_kms_helper_poll_init(rdev->ddev);
|
|
|
|
LEAVE();
|
|
|
|
return 0;
|
|
}
|
|
|
|
void radeon_modeset_fini(struct radeon_device *rdev)
|
|
{
|
|
kfree(rdev->mode_info.bios_hardcoded_edid);
|
|
|
|
if (rdev->mode_info.mode_config_initialized) {
|
|
// drm_kms_helper_poll_fini(rdev->ddev);
|
|
// radeon_hpd_fini(rdev);
|
|
drm_mode_config_cleanup(rdev->ddev);
|
|
rdev->mode_info.mode_config_initialized = false;
|
|
}
|
|
/* free i2c buses */
|
|
radeon_i2c_fini(rdev);
|
|
}
|
|
|
|
static bool is_hdtv_mode(struct drm_display_mode *mode)
|
|
{
|
|
/* try and guess if this is a tv or a monitor */
|
|
if ((mode->vdisplay == 480 && mode->hdisplay == 720) || /* 480p */
|
|
(mode->vdisplay == 576) || /* 576p */
|
|
(mode->vdisplay == 720) || /* 720p */
|
|
(mode->vdisplay == 1080)) /* 1080p */
|
|
return true;
|
|
else
|
|
return false;
|
|
}
|
|
|
|
bool radeon_crtc_scaling_mode_fixup(struct drm_crtc *crtc,
|
|
struct drm_display_mode *mode,
|
|
struct drm_display_mode *adjusted_mode)
|
|
{
|
|
struct drm_device *dev = crtc->dev;
|
|
struct radeon_device *rdev = dev->dev_private;
|
|
struct drm_encoder *encoder;
|
|
struct radeon_crtc *radeon_crtc = to_radeon_crtc(crtc);
|
|
struct radeon_encoder *radeon_encoder;
|
|
struct drm_connector *connector;
|
|
struct radeon_connector *radeon_connector;
|
|
bool first = true;
|
|
u32 src_v = 1, dst_v = 1;
|
|
u32 src_h = 1, dst_h = 1;
|
|
|
|
radeon_crtc->h_border = 0;
|
|
radeon_crtc->v_border = 0;
|
|
|
|
list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) {
|
|
if (encoder->crtc != crtc)
|
|
continue;
|
|
radeon_encoder = to_radeon_encoder(encoder);
|
|
connector = radeon_get_connector_for_encoder(encoder);
|
|
radeon_connector = to_radeon_connector(connector);
|
|
|
|
if (first) {
|
|
/* set scaling */
|
|
if (radeon_encoder->rmx_type == RMX_OFF)
|
|
radeon_crtc->rmx_type = RMX_OFF;
|
|
else if (mode->hdisplay < radeon_encoder->native_mode.hdisplay ||
|
|
mode->vdisplay < radeon_encoder->native_mode.vdisplay)
|
|
radeon_crtc->rmx_type = radeon_encoder->rmx_type;
|
|
else
|
|
radeon_crtc->rmx_type = RMX_OFF;
|
|
/* copy native mode */
|
|
memcpy(&radeon_crtc->native_mode,
|
|
&radeon_encoder->native_mode,
|
|
sizeof(struct drm_display_mode));
|
|
src_v = crtc->mode.vdisplay;
|
|
dst_v = radeon_crtc->native_mode.vdisplay;
|
|
src_h = crtc->mode.hdisplay;
|
|
dst_h = radeon_crtc->native_mode.hdisplay;
|
|
|
|
/* fix up for overscan on hdmi */
|
|
if (ASIC_IS_AVIVO(rdev) &&
|
|
(!(mode->flags & DRM_MODE_FLAG_INTERLACE)) &&
|
|
((radeon_encoder->underscan_type == UNDERSCAN_ON) ||
|
|
((radeon_encoder->underscan_type == UNDERSCAN_AUTO) &&
|
|
drm_detect_hdmi_monitor(radeon_connector->edid) &&
|
|
is_hdtv_mode(mode)))) {
|
|
if (radeon_encoder->underscan_hborder != 0)
|
|
radeon_crtc->h_border = radeon_encoder->underscan_hborder;
|
|
else
|
|
radeon_crtc->h_border = (mode->hdisplay >> 5) + 16;
|
|
if (radeon_encoder->underscan_vborder != 0)
|
|
radeon_crtc->v_border = radeon_encoder->underscan_vborder;
|
|
else
|
|
radeon_crtc->v_border = (mode->vdisplay >> 5) + 16;
|
|
radeon_crtc->rmx_type = RMX_FULL;
|
|
src_v = crtc->mode.vdisplay;
|
|
dst_v = crtc->mode.vdisplay - (radeon_crtc->v_border * 2);
|
|
src_h = crtc->mode.hdisplay;
|
|
dst_h = crtc->mode.hdisplay - (radeon_crtc->h_border * 2);
|
|
}
|
|
first = false;
|
|
} else {
|
|
if (radeon_crtc->rmx_type != radeon_encoder->rmx_type) {
|
|
/* WARNING: Right now this can't happen but
|
|
* in the future we need to check that scaling
|
|
* are consistent across different encoder
|
|
* (ie all encoder can work with the same
|
|
* scaling).
|
|
*/
|
|
DRM_ERROR("Scaling not consistent across encoder.\n");
|
|
return false;
|
|
}
|
|
}
|
|
}
|
|
if (radeon_crtc->rmx_type != RMX_OFF) {
|
|
fixed20_12 a, b;
|
|
a.full = dfixed_const(src_v);
|
|
b.full = dfixed_const(dst_v);
|
|
radeon_crtc->vsc.full = dfixed_div(a, b);
|
|
a.full = dfixed_const(src_h);
|
|
b.full = dfixed_const(dst_h);
|
|
radeon_crtc->hsc.full = dfixed_div(a, b);
|
|
} else {
|
|
radeon_crtc->vsc.full = dfixed_const(1);
|
|
radeon_crtc->hsc.full = dfixed_const(1);
|
|
}
|
|
return true;
|
|
}
|
|
|
|
/*
|
|
* Retrieve current video scanout position of crtc on a given gpu.
|
|
*
|
|
* \param dev Device to query.
|
|
* \param crtc Crtc to query.
|
|
* \param *vpos Location where vertical scanout position should be stored.
|
|
* \param *hpos Location where horizontal scanout position should go.
|
|
*
|
|
* Returns vpos as a positive number while in active scanout area.
|
|
* Returns vpos as a negative number inside vblank, counting the number
|
|
* of scanlines to go until end of vblank, e.g., -1 means "one scanline
|
|
* until start of active scanout / end of vblank."
|
|
*
|
|
* \return Flags, or'ed together as follows:
|
|
*
|
|
* DRM_SCANOUTPOS_VALID = Query successful.
|
|
* DRM_SCANOUTPOS_INVBL = Inside vblank.
|
|
* DRM_SCANOUTPOS_ACCURATE = Returned position is accurate. A lack of
|
|
* this flag means that returned position may be offset by a constant but
|
|
* unknown small number of scanlines wrt. real scanout position.
|
|
*
|
|
*/
|
|
int radeon_get_crtc_scanoutpos(struct drm_device *dev, int crtc, int *vpos, int *hpos)
|
|
{
|
|
u32 stat_crtc = 0, vbl = 0, position = 0;
|
|
int vbl_start, vbl_end, vtotal, ret = 0;
|
|
bool in_vbl = true;
|
|
|
|
struct radeon_device *rdev = dev->dev_private;
|
|
|
|
if (ASIC_IS_DCE4(rdev)) {
|
|
if (crtc == 0) {
|
|
vbl = RREG32(EVERGREEN_CRTC_V_BLANK_START_END +
|
|
EVERGREEN_CRTC0_REGISTER_OFFSET);
|
|
position = RREG32(EVERGREEN_CRTC_STATUS_POSITION +
|
|
EVERGREEN_CRTC0_REGISTER_OFFSET);
|
|
ret |= DRM_SCANOUTPOS_VALID;
|
|
}
|
|
if (crtc == 1) {
|
|
vbl = RREG32(EVERGREEN_CRTC_V_BLANK_START_END +
|
|
EVERGREEN_CRTC1_REGISTER_OFFSET);
|
|
position = RREG32(EVERGREEN_CRTC_STATUS_POSITION +
|
|
EVERGREEN_CRTC1_REGISTER_OFFSET);
|
|
ret |= DRM_SCANOUTPOS_VALID;
|
|
}
|
|
if (crtc == 2) {
|
|
vbl = RREG32(EVERGREEN_CRTC_V_BLANK_START_END +
|
|
EVERGREEN_CRTC2_REGISTER_OFFSET);
|
|
position = RREG32(EVERGREEN_CRTC_STATUS_POSITION +
|
|
EVERGREEN_CRTC2_REGISTER_OFFSET);
|
|
ret |= DRM_SCANOUTPOS_VALID;
|
|
}
|
|
if (crtc == 3) {
|
|
vbl = RREG32(EVERGREEN_CRTC_V_BLANK_START_END +
|
|
EVERGREEN_CRTC3_REGISTER_OFFSET);
|
|
position = RREG32(EVERGREEN_CRTC_STATUS_POSITION +
|
|
EVERGREEN_CRTC3_REGISTER_OFFSET);
|
|
ret |= DRM_SCANOUTPOS_VALID;
|
|
}
|
|
if (crtc == 4) {
|
|
vbl = RREG32(EVERGREEN_CRTC_V_BLANK_START_END +
|
|
EVERGREEN_CRTC4_REGISTER_OFFSET);
|
|
position = RREG32(EVERGREEN_CRTC_STATUS_POSITION +
|
|
EVERGREEN_CRTC4_REGISTER_OFFSET);
|
|
ret |= DRM_SCANOUTPOS_VALID;
|
|
}
|
|
if (crtc == 5) {
|
|
vbl = RREG32(EVERGREEN_CRTC_V_BLANK_START_END +
|
|
EVERGREEN_CRTC5_REGISTER_OFFSET);
|
|
position = RREG32(EVERGREEN_CRTC_STATUS_POSITION +
|
|
EVERGREEN_CRTC5_REGISTER_OFFSET);
|
|
ret |= DRM_SCANOUTPOS_VALID;
|
|
}
|
|
} else if (ASIC_IS_AVIVO(rdev)) {
|
|
if (crtc == 0) {
|
|
vbl = RREG32(AVIVO_D1CRTC_V_BLANK_START_END);
|
|
position = RREG32(AVIVO_D1CRTC_STATUS_POSITION);
|
|
ret |= DRM_SCANOUTPOS_VALID;
|
|
}
|
|
if (crtc == 1) {
|
|
vbl = RREG32(AVIVO_D2CRTC_V_BLANK_START_END);
|
|
position = RREG32(AVIVO_D2CRTC_STATUS_POSITION);
|
|
ret |= DRM_SCANOUTPOS_VALID;
|
|
}
|
|
} else {
|
|
/* Pre-AVIVO: Different encoding of scanout pos and vblank interval. */
|
|
if (crtc == 0) {
|
|
/* Assume vbl_end == 0, get vbl_start from
|
|
* upper 16 bits.
|
|
*/
|
|
vbl = (RREG32(RADEON_CRTC_V_TOTAL_DISP) &
|
|
RADEON_CRTC_V_DISP) >> RADEON_CRTC_V_DISP_SHIFT;
|
|
/* Only retrieve vpos from upper 16 bits, set hpos == 0. */
|
|
position = (RREG32(RADEON_CRTC_VLINE_CRNT_VLINE) >> 16) & RADEON_CRTC_V_TOTAL;
|
|
stat_crtc = RREG32(RADEON_CRTC_STATUS);
|
|
if (!(stat_crtc & 1))
|
|
in_vbl = false;
|
|
|
|
ret |= DRM_SCANOUTPOS_VALID;
|
|
}
|
|
if (crtc == 1) {
|
|
vbl = (RREG32(RADEON_CRTC2_V_TOTAL_DISP) &
|
|
RADEON_CRTC_V_DISP) >> RADEON_CRTC_V_DISP_SHIFT;
|
|
position = (RREG32(RADEON_CRTC2_VLINE_CRNT_VLINE) >> 16) & RADEON_CRTC_V_TOTAL;
|
|
stat_crtc = RREG32(RADEON_CRTC2_STATUS);
|
|
if (!(stat_crtc & 1))
|
|
in_vbl = false;
|
|
|
|
ret |= DRM_SCANOUTPOS_VALID;
|
|
}
|
|
}
|
|
|
|
/* Decode into vertical and horizontal scanout position. */
|
|
*vpos = position & 0x1fff;
|
|
*hpos = (position >> 16) & 0x1fff;
|
|
|
|
/* Valid vblank area boundaries from gpu retrieved? */
|
|
if (vbl > 0) {
|
|
/* Yes: Decode. */
|
|
ret |= DRM_SCANOUTPOS_ACCURATE;
|
|
vbl_start = vbl & 0x1fff;
|
|
vbl_end = (vbl >> 16) & 0x1fff;
|
|
}
|
|
else {
|
|
/* No: Fake something reasonable which gives at least ok results. */
|
|
vbl_start = rdev->mode_info.crtcs[crtc]->base.hwmode.crtc_vdisplay;
|
|
vbl_end = 0;
|
|
}
|
|
|
|
/* Test scanout position against vblank region. */
|
|
if ((*vpos < vbl_start) && (*vpos >= vbl_end))
|
|
in_vbl = false;
|
|
|
|
/* Check if inside vblank area and apply corrective offsets:
|
|
* vpos will then be >=0 in video scanout area, but negative
|
|
* within vblank area, counting down the number of lines until
|
|
* start of scanout.
|
|
*/
|
|
|
|
/* Inside "upper part" of vblank area? Apply corrective offset if so: */
|
|
if (in_vbl && (*vpos >= vbl_start)) {
|
|
vtotal = rdev->mode_info.crtcs[crtc]->base.hwmode.crtc_vtotal;
|
|
*vpos = *vpos - vtotal;
|
|
}
|
|
|
|
/* Correct for shifted end of vbl at vbl_end. */
|
|
*vpos = *vpos - vbl_end;
|
|
|
|
/* In vblank? */
|
|
if (in_vbl)
|
|
ret |= DRM_SCANOUTPOS_INVBL;
|
|
|
|
return ret;
|
|
}
|