#include "intel_drv.h"
#include "i915_reg.h"
-static u8 i915_read_indexed(struct drm_device *dev, u16 index_port, u16 data_port, u8 reg)
-{
- struct drm_i915_private *dev_priv = dev->dev_private;
-
- I915_WRITE8(index_port, reg);
- return I915_READ8(data_port);
-}
-
-static u8 i915_read_ar(struct drm_device *dev, u16 st01, u8 reg, u16 palette_enable)
-{
- struct drm_i915_private *dev_priv = dev->dev_private;
-
- I915_READ8(st01);
- I915_WRITE8(VGA_AR_INDEX, palette_enable | reg);
- return I915_READ8(VGA_AR_DATA_READ);
-}
-
-static void i915_write_ar(struct drm_device *dev, u16 st01, u8 reg, u8 val, u16 palette_enable)
-{
- struct drm_i915_private *dev_priv = dev->dev_private;
-
- I915_READ8(st01);
- I915_WRITE8(VGA_AR_INDEX, palette_enable | reg);
- I915_WRITE8(VGA_AR_DATA_WRITE, val);
-}
-
-static void i915_write_indexed(struct drm_device *dev, u16 index_port, u16 data_port, u8 reg, u8 val)
-{
- struct drm_i915_private *dev_priv = dev->dev_private;
-
- I915_WRITE8(index_port, reg);
- I915_WRITE8(data_port, val);
-}
-
-static void i915_save_vga(struct drm_device *dev)
-{
- struct drm_i915_private *dev_priv = dev->dev_private;
- int i;
- u16 cr_index, cr_data, st01;
-
- /* VGA state */
- dev_priv->regfile.saveVGA0 = I915_READ(VGA0);
- dev_priv->regfile.saveVGA1 = I915_READ(VGA1);
- dev_priv->regfile.saveVGA_PD = I915_READ(VGA_PD);
- dev_priv->regfile.saveVGACNTRL = I915_READ(i915_vgacntrl_reg(dev));
-
- /* VGA color palette registers */
- dev_priv->regfile.saveDACMASK = I915_READ8(VGA_DACMASK);
-
- /* MSR bits */
- dev_priv->regfile.saveMSR = I915_READ8(VGA_MSR_READ);
- if (dev_priv->regfile.saveMSR & VGA_MSR_CGA_MODE) {
- cr_index = VGA_CR_INDEX_CGA;
- cr_data = VGA_CR_DATA_CGA;
- st01 = VGA_ST01_CGA;
- } else {
- cr_index = VGA_CR_INDEX_MDA;
- cr_data = VGA_CR_DATA_MDA;
- st01 = VGA_ST01_MDA;
- }
-
- /* CRT controller regs */
- i915_write_indexed(dev, cr_index, cr_data, 0x11,
- i915_read_indexed(dev, cr_index, cr_data, 0x11) &
- (~0x80));
- for (i = 0; i <= 0x24; i++)
- dev_priv->regfile.saveCR[i] =
- i915_read_indexed(dev, cr_index, cr_data, i);
- /* Make sure we don't turn off CR group 0 writes */
- dev_priv->regfile.saveCR[0x11] &= ~0x80;
-
- /* Attribute controller registers */
- I915_READ8(st01);
- dev_priv->regfile.saveAR_INDEX = I915_READ8(VGA_AR_INDEX);
- for (i = 0; i <= 0x14; i++)
- dev_priv->regfile.saveAR[i] = i915_read_ar(dev, st01, i, 0);
- I915_READ8(st01);
- I915_WRITE8(VGA_AR_INDEX, dev_priv->regfile.saveAR_INDEX);
- I915_READ8(st01);
-
- /* Graphics controller registers */
- for (i = 0; i < 9; i++)
- dev_priv->regfile.saveGR[i] =
- i915_read_indexed(dev, VGA_GR_INDEX, VGA_GR_DATA, i);
-
- dev_priv->regfile.saveGR[0x10] =
- i915_read_indexed(dev, VGA_GR_INDEX, VGA_GR_DATA, 0x10);
- dev_priv->regfile.saveGR[0x11] =
- i915_read_indexed(dev, VGA_GR_INDEX, VGA_GR_DATA, 0x11);
- dev_priv->regfile.saveGR[0x18] =
- i915_read_indexed(dev, VGA_GR_INDEX, VGA_GR_DATA, 0x18);
-
- /* Sequencer registers */
- for (i = 0; i < 8; i++)
- dev_priv->regfile.saveSR[i] =
- i915_read_indexed(dev, VGA_SR_INDEX, VGA_SR_DATA, i);
-}
-
-static void i915_restore_vga(struct drm_device *dev)
-{
- struct drm_i915_private *dev_priv = dev->dev_private;
- int i;
- u16 cr_index, cr_data, st01;
-
- /* VGA state */
- I915_WRITE(i915_vgacntrl_reg(dev), dev_priv->regfile.saveVGACNTRL);
-
- I915_WRITE(VGA0, dev_priv->regfile.saveVGA0);
- I915_WRITE(VGA1, dev_priv->regfile.saveVGA1);
- I915_WRITE(VGA_PD, dev_priv->regfile.saveVGA_PD);
- POSTING_READ(VGA_PD);
- udelay(150);
-
- /* MSR bits */
- I915_WRITE8(VGA_MSR_WRITE, dev_priv->regfile.saveMSR);
- if (dev_priv->regfile.saveMSR & VGA_MSR_CGA_MODE) {
- cr_index = VGA_CR_INDEX_CGA;
- cr_data = VGA_CR_DATA_CGA;
- st01 = VGA_ST01_CGA;
- } else {
- cr_index = VGA_CR_INDEX_MDA;
- cr_data = VGA_CR_DATA_MDA;
- st01 = VGA_ST01_MDA;
- }
-
- /* Sequencer registers, don't write SR07 */
- for (i = 0; i < 7; i++)
- i915_write_indexed(dev, VGA_SR_INDEX, VGA_SR_DATA, i,
- dev_priv->regfile.saveSR[i]);
-
- /* CRT controller regs */
- /* Enable CR group 0 writes */
- i915_write_indexed(dev, cr_index, cr_data, 0x11, dev_priv->regfile.saveCR[0x11]);
- for (i = 0; i <= 0x24; i++)
- i915_write_indexed(dev, cr_index, cr_data, i, dev_priv->regfile.saveCR[i]);
-
- /* Graphics controller regs */
- for (i = 0; i < 9; i++)
- i915_write_indexed(dev, VGA_GR_INDEX, VGA_GR_DATA, i,
- dev_priv->regfile.saveGR[i]);
-
- i915_write_indexed(dev, VGA_GR_INDEX, VGA_GR_DATA, 0x10,
- dev_priv->regfile.saveGR[0x10]);
- i915_write_indexed(dev, VGA_GR_INDEX, VGA_GR_DATA, 0x11,
- dev_priv->regfile.saveGR[0x11]);
- i915_write_indexed(dev, VGA_GR_INDEX, VGA_GR_DATA, 0x18,
- dev_priv->regfile.saveGR[0x18]);
-
- /* Attribute controller registers */
- I915_READ8(st01); /* switch back to index mode */
- for (i = 0; i <= 0x14; i++)
- i915_write_ar(dev, st01, i, dev_priv->regfile.saveAR[i], 0);
- I915_READ8(st01); /* switch back to index mode */
- I915_WRITE8(VGA_AR_INDEX, dev_priv->regfile.saveAR_INDEX | 0x20);
- I915_READ8(st01);
-
- /* VGA color palette registers */
- I915_WRITE8(VGA_DACMASK, dev_priv->regfile.saveDACMASK);
-}
-
static void i915_save_display(struct drm_device *dev)
{
struct drm_i915_private *dev_priv = dev->dev_private;
if (INTEL_INFO(dev)->gen <= 4)
dev_priv->regfile.saveDSPARB = I915_READ(DSPARB);
- /* This is only meaningful in non-KMS mode */
- /* Don't regfile.save them in KMS mode */
- if (!drm_core_check_feature(dev, DRIVER_MODESET))
- i915_save_display_reg(dev);
-
/* LVDS state */
if (HAS_PCH_IBX(dev) || HAS_PCH_CPT(dev))
dev_priv->regfile.saveLVDS = I915_READ(PCH_LVDS);
/* save FBC interval */
if (HAS_FBC(dev) && INTEL_INFO(dev)->gen <= 4 && !IS_G4X(dev))
dev_priv->regfile.saveFBC_CONTROL = I915_READ(FBC_CONTROL);
-
- if (!drm_core_check_feature(dev, DRIVER_MODESET))
- i915_save_vga(dev);
}
static void i915_restore_display(struct drm_device *dev)
if (INTEL_INFO(dev)->gen <= 4)
I915_WRITE(DSPARB, dev_priv->regfile.saveDSPARB);
- if (!drm_core_check_feature(dev, DRIVER_MODESET))
- i915_restore_display_reg(dev);
-
- if (drm_core_check_feature(dev, DRIVER_MODESET))
- mask = ~LVDS_PORT_EN;
+ mask = ~LVDS_PORT_EN;
/* LVDS state */
if (HAS_PCH_IBX(dev) || HAS_PCH_CPT(dev))
if (HAS_FBC(dev) && INTEL_INFO(dev)->gen <= 4 && !IS_G4X(dev))
I915_WRITE(FBC_CONTROL, dev_priv->regfile.saveFBC_CONTROL);
- if (!drm_core_check_feature(dev, DRIVER_MODESET))
- i915_restore_vga(dev);
- else
- i915_redisable_vga(dev);
+ i915_redisable_vga(dev);
}
int i915_save_state(struct drm_device *dev)
i915_save_display(dev);
- if (!drm_core_check_feature(dev, DRIVER_MODESET)) {
- /* Interrupt state */
- if (HAS_PCH_SPLIT(dev)) {
- dev_priv->regfile.saveDEIER = I915_READ(DEIER);
- dev_priv->regfile.saveDEIMR = I915_READ(DEIMR);
- dev_priv->regfile.saveGTIER = I915_READ(GTIER);
- dev_priv->regfile.saveGTIMR = I915_READ(GTIMR);
- dev_priv->regfile.saveFDI_RXA_IMR = I915_READ(_FDI_RXA_IMR);
- dev_priv->regfile.saveFDI_RXB_IMR = I915_READ(_FDI_RXB_IMR);
- dev_priv->regfile.saveMCHBAR_RENDER_STANDBY =
- I915_READ(RSTDBYCTL);
- dev_priv->regfile.savePCH_PORT_HOTPLUG = I915_READ(PCH_PORT_HOTPLUG);
- } else {
- dev_priv->regfile.saveIER = I915_READ(IER);
- dev_priv->regfile.saveIMR = I915_READ(IMR);
- }
- }
-
if (IS_GEN4(dev))
pci_read_config_word(dev->pdev, GCDGMBUS,
&dev_priv->regfile.saveGCDGMBUS);
dev_priv->regfile.saveGCDGMBUS);
i915_restore_display(dev);
- if (!drm_core_check_feature(dev, DRIVER_MODESET)) {
- /* Interrupt state */
- if (HAS_PCH_SPLIT(dev)) {
- I915_WRITE(DEIER, dev_priv->regfile.saveDEIER);
- I915_WRITE(DEIMR, dev_priv->regfile.saveDEIMR);
- I915_WRITE(GTIER, dev_priv->regfile.saveGTIER);
- I915_WRITE(GTIMR, dev_priv->regfile.saveGTIMR);
- I915_WRITE(_FDI_RXA_IMR, dev_priv->regfile.saveFDI_RXA_IMR);
- I915_WRITE(_FDI_RXB_IMR, dev_priv->regfile.saveFDI_RXB_IMR);
- I915_WRITE(PCH_PORT_HOTPLUG, dev_priv->regfile.savePCH_PORT_HOTPLUG);
- I915_WRITE(RSTDBYCTL,
- dev_priv->regfile.saveMCHBAR_RENDER_STANDBY);
- } else {
- I915_WRITE(IER, dev_priv->regfile.saveIER);
- I915_WRITE(IMR, dev_priv->regfile.saveIMR);
- }
- }
-
/* Cache mode state */
if (INTEL_INFO(dev)->gen < 7)
I915_WRITE(CACHE_MODE_0, dev_priv->regfile.saveCACHE_MODE_0 |
+++ /dev/null
-/*
- *
- * Copyright 2008 (c) Intel Corporation
- * Jesse Barnes <jbarnes@virtuousgeek.org>
- * Copyright 2013 (c) Intel Corporation
- * Daniel Vetter <daniel.vetter@ffwll.ch>
- *
- * Permission is hereby granted, free of charge, to any person obtaining a
- * copy of this software and associated documentation files (the
- * "Software"), to deal in the Software without restriction, including
- * without limitation the rights to use, copy, modify, merge, publish,
- * distribute, sub license, and/or sell copies of the Software, and to
- * permit persons to whom the Software is furnished to do so, subject to
- * the following conditions:
- *
- * The above copyright notice and this permission notice (including the
- * next paragraph) shall be included in all copies or substantial portions
- * of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
- * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
- * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
- * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR
- * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
- * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
- * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
- */
-
-#include <drm/drmP.h>
-#include <drm/i915_drm.h>
-#include "intel_drv.h"
-#include "i915_reg.h"
-
-static bool i915_pipe_enabled(struct drm_device *dev, enum pipe pipe)
-{
- struct drm_i915_private *dev_priv = dev->dev_private;
- u32 dpll_reg;
-
- /* On IVB, 3rd pipe shares PLL with another one */
- if (pipe > 1)
- return false;
-
- if (HAS_PCH_SPLIT(dev))
- dpll_reg = PCH_DPLL(pipe);
- else
- dpll_reg = (pipe == PIPE_A) ? _DPLL_A : _DPLL_B;
-
- return (I915_READ(dpll_reg) & DPLL_VCO_ENABLE);
-}
-
-static void i915_save_palette(struct drm_device *dev, enum pipe pipe)
-{
- struct drm_i915_private *dev_priv = dev->dev_private;
- unsigned long reg = (pipe == PIPE_A ? _PALETTE_A : _PALETTE_B);
- u32 *array;
- int i;
-
- if (!i915_pipe_enabled(dev, pipe))
- return;
-
- if (HAS_PCH_SPLIT(dev))
- reg = (pipe == PIPE_A) ? _LGC_PALETTE_A : _LGC_PALETTE_B;
-
- if (pipe == PIPE_A)
- array = dev_priv->regfile.save_palette_a;
- else
- array = dev_priv->regfile.save_palette_b;
-
- for (i = 0; i < 256; i++)
- array[i] = I915_READ(reg + (i << 2));
-}
-
-static void i915_restore_palette(struct drm_device *dev, enum pipe pipe)
-{
- struct drm_i915_private *dev_priv = dev->dev_private;
- unsigned long reg = (pipe == PIPE_A ? _PALETTE_A : _PALETTE_B);
- u32 *array;
- int i;
-
- if (!i915_pipe_enabled(dev, pipe))
- return;
-
- if (HAS_PCH_SPLIT(dev))
- reg = (pipe == PIPE_A) ? _LGC_PALETTE_A : _LGC_PALETTE_B;
-
- if (pipe == PIPE_A)
- array = dev_priv->regfile.save_palette_a;
- else
- array = dev_priv->regfile.save_palette_b;
-
- for (i = 0; i < 256; i++)
- I915_WRITE(reg + (i << 2), array[i]);
-}
-
-void i915_save_display_reg(struct drm_device *dev)
-{
- struct drm_i915_private *dev_priv = dev->dev_private;
- int i;
-
- /* Cursor state */
- dev_priv->regfile.saveCURACNTR = I915_READ(_CURACNTR);
- dev_priv->regfile.saveCURAPOS = I915_READ(_CURAPOS);
- dev_priv->regfile.saveCURABASE = I915_READ(_CURABASE);
- dev_priv->regfile.saveCURBCNTR = I915_READ(_CURBCNTR);
- dev_priv->regfile.saveCURBPOS = I915_READ(_CURBPOS);
- dev_priv->regfile.saveCURBBASE = I915_READ(_CURBBASE);
- if (IS_GEN2(dev))
- dev_priv->regfile.saveCURSIZE = I915_READ(CURSIZE);
-
- if (HAS_PCH_SPLIT(dev)) {
- dev_priv->regfile.savePCH_DREF_CONTROL = I915_READ(PCH_DREF_CONTROL);
- dev_priv->regfile.saveDISP_ARB_CTL = I915_READ(DISP_ARB_CTL);
- }
-
- /* Pipe & plane A info */
- dev_priv->regfile.savePIPEACONF = I915_READ(_PIPEACONF);
- dev_priv->regfile.savePIPEASRC = I915_READ(_PIPEASRC);
- if (HAS_PCH_SPLIT(dev)) {
- dev_priv->regfile.saveFPA0 = I915_READ(_PCH_FPA0);
- dev_priv->regfile.saveFPA1 = I915_READ(_PCH_FPA1);
- dev_priv->regfile.saveDPLL_A = I915_READ(_PCH_DPLL_A);
- } else {
- dev_priv->regfile.saveFPA0 = I915_READ(_FPA0);
- dev_priv->regfile.saveFPA1 = I915_READ(_FPA1);
- dev_priv->regfile.saveDPLL_A = I915_READ(_DPLL_A);
- }
- if (INTEL_INFO(dev)->gen >= 4 && !HAS_PCH_SPLIT(dev))
- dev_priv->regfile.saveDPLL_A_MD = I915_READ(_DPLL_A_MD);
- dev_priv->regfile.saveHTOTAL_A = I915_READ(_HTOTAL_A);
- dev_priv->regfile.saveHBLANK_A = I915_READ(_HBLANK_A);
- dev_priv->regfile.saveHSYNC_A = I915_READ(_HSYNC_A);
- dev_priv->regfile.saveVTOTAL_A = I915_READ(_VTOTAL_A);
- dev_priv->regfile.saveVBLANK_A = I915_READ(_VBLANK_A);
- dev_priv->regfile.saveVSYNC_A = I915_READ(_VSYNC_A);
- if (!HAS_PCH_SPLIT(dev))
- dev_priv->regfile.saveBCLRPAT_A = I915_READ(_BCLRPAT_A);
-
- if (HAS_PCH_SPLIT(dev)) {
- dev_priv->regfile.savePIPEA_DATA_M1 = I915_READ(_PIPEA_DATA_M1);
- dev_priv->regfile.savePIPEA_DATA_N1 = I915_READ(_PIPEA_DATA_N1);
- dev_priv->regfile.savePIPEA_LINK_M1 = I915_READ(_PIPEA_LINK_M1);
- dev_priv->regfile.savePIPEA_LINK_N1 = I915_READ(_PIPEA_LINK_N1);
-
- dev_priv->regfile.saveFDI_TXA_CTL = I915_READ(_FDI_TXA_CTL);
- dev_priv->regfile.saveFDI_RXA_CTL = I915_READ(_FDI_RXA_CTL);
-
- dev_priv->regfile.savePFA_CTL_1 = I915_READ(_PFA_CTL_1);
- dev_priv->regfile.savePFA_WIN_SZ = I915_READ(_PFA_WIN_SZ);
- dev_priv->regfile.savePFA_WIN_POS = I915_READ(_PFA_WIN_POS);
-
- dev_priv->regfile.saveTRANSACONF = I915_READ(_PCH_TRANSACONF);
- dev_priv->regfile.saveTRANS_HTOTAL_A = I915_READ(_PCH_TRANS_HTOTAL_A);
- dev_priv->regfile.saveTRANS_HBLANK_A = I915_READ(_PCH_TRANS_HBLANK_A);
- dev_priv->regfile.saveTRANS_HSYNC_A = I915_READ(_PCH_TRANS_HSYNC_A);
- dev_priv->regfile.saveTRANS_VTOTAL_A = I915_READ(_PCH_TRANS_VTOTAL_A);
- dev_priv->regfile.saveTRANS_VBLANK_A = I915_READ(_PCH_TRANS_VBLANK_A);
- dev_priv->regfile.saveTRANS_VSYNC_A = I915_READ(_PCH_TRANS_VSYNC_A);
- }
-
- dev_priv->regfile.saveDSPACNTR = I915_READ(_DSPACNTR);
- dev_priv->regfile.saveDSPASTRIDE = I915_READ(_DSPASTRIDE);
- dev_priv->regfile.saveDSPASIZE = I915_READ(_DSPASIZE);
- dev_priv->regfile.saveDSPAPOS = I915_READ(_DSPAPOS);
- dev_priv->regfile.saveDSPAADDR = I915_READ(_DSPAADDR);
- if (INTEL_INFO(dev)->gen >= 4) {
- dev_priv->regfile.saveDSPASURF = I915_READ(_DSPASURF);
- dev_priv->regfile.saveDSPATILEOFF = I915_READ(_DSPATILEOFF);
- }
- i915_save_palette(dev, PIPE_A);
- dev_priv->regfile.savePIPEASTAT = I915_READ(_PIPEASTAT);
-
- /* Pipe & plane B info */
- dev_priv->regfile.savePIPEBCONF = I915_READ(_PIPEBCONF);
- dev_priv->regfile.savePIPEBSRC = I915_READ(_PIPEBSRC);
- if (HAS_PCH_SPLIT(dev)) {
- dev_priv->regfile.saveFPB0 = I915_READ(_PCH_FPB0);
- dev_priv->regfile.saveFPB1 = I915_READ(_PCH_FPB1);
- dev_priv->regfile.saveDPLL_B = I915_READ(_PCH_DPLL_B);
- } else {
- dev_priv->regfile.saveFPB0 = I915_READ(_FPB0);
- dev_priv->regfile.saveFPB1 = I915_READ(_FPB1);
- dev_priv->regfile.saveDPLL_B = I915_READ(_DPLL_B);
- }
- if (INTEL_INFO(dev)->gen >= 4 && !HAS_PCH_SPLIT(dev))
- dev_priv->regfile.saveDPLL_B_MD = I915_READ(_DPLL_B_MD);
- dev_priv->regfile.saveHTOTAL_B = I915_READ(_HTOTAL_B);
- dev_priv->regfile.saveHBLANK_B = I915_READ(_HBLANK_B);
- dev_priv->regfile.saveHSYNC_B = I915_READ(_HSYNC_B);
- dev_priv->regfile.saveVTOTAL_B = I915_READ(_VTOTAL_B);
- dev_priv->regfile.saveVBLANK_B = I915_READ(_VBLANK_B);
- dev_priv->regfile.saveVSYNC_B = I915_READ(_VSYNC_B);
- if (!HAS_PCH_SPLIT(dev))
- dev_priv->regfile.saveBCLRPAT_B = I915_READ(_BCLRPAT_B);
-
- if (HAS_PCH_SPLIT(dev)) {
- dev_priv->regfile.savePIPEB_DATA_M1 = I915_READ(_PIPEB_DATA_M1);
- dev_priv->regfile.savePIPEB_DATA_N1 = I915_READ(_PIPEB_DATA_N1);
- dev_priv->regfile.savePIPEB_LINK_M1 = I915_READ(_PIPEB_LINK_M1);
- dev_priv->regfile.savePIPEB_LINK_N1 = I915_READ(_PIPEB_LINK_N1);
-
- dev_priv->regfile.saveFDI_TXB_CTL = I915_READ(_FDI_TXB_CTL);
- dev_priv->regfile.saveFDI_RXB_CTL = I915_READ(_FDI_RXB_CTL);
-
- dev_priv->regfile.savePFB_CTL_1 = I915_READ(_PFB_CTL_1);
- dev_priv->regfile.savePFB_WIN_SZ = I915_READ(_PFB_WIN_SZ);
- dev_priv->regfile.savePFB_WIN_POS = I915_READ(_PFB_WIN_POS);
-
- dev_priv->regfile.saveTRANSBCONF = I915_READ(_PCH_TRANSBCONF);
- dev_priv->regfile.saveTRANS_HTOTAL_B = I915_READ(_PCH_TRANS_HTOTAL_B);
- dev_priv->regfile.saveTRANS_HBLANK_B = I915_READ(_PCH_TRANS_HBLANK_B);
- dev_priv->regfile.saveTRANS_HSYNC_B = I915_READ(_PCH_TRANS_HSYNC_B);
- dev_priv->regfile.saveTRANS_VTOTAL_B = I915_READ(_PCH_TRANS_VTOTAL_B);
- dev_priv->regfile.saveTRANS_VBLANK_B = I915_READ(_PCH_TRANS_VBLANK_B);
- dev_priv->regfile.saveTRANS_VSYNC_B = I915_READ(_PCH_TRANS_VSYNC_B);
- }
-
- dev_priv->regfile.saveDSPBCNTR = I915_READ(_DSPBCNTR);
- dev_priv->regfile.saveDSPBSTRIDE = I915_READ(_DSPBSTRIDE);
- dev_priv->regfile.saveDSPBSIZE = I915_READ(_DSPBSIZE);
- dev_priv->regfile.saveDSPBPOS = I915_READ(_DSPBPOS);
- dev_priv->regfile.saveDSPBADDR = I915_READ(_DSPBADDR);
- if (INTEL_INFO(dev)->gen >= 4) {
- dev_priv->regfile.saveDSPBSURF = I915_READ(_DSPBSURF);
- dev_priv->regfile.saveDSPBTILEOFF = I915_READ(_DSPBTILEOFF);
- }
- i915_save_palette(dev, PIPE_B);
- dev_priv->regfile.savePIPEBSTAT = I915_READ(_PIPEBSTAT);
-
- /* Fences */
- switch (INTEL_INFO(dev)->gen) {
- case 7:
- case 6:
- for (i = 0; i < 16; i++)
- dev_priv->regfile.saveFENCE[i] = I915_READ64(FENCE_REG_SANDYBRIDGE_0 + (i * 8));
- break;
- case 5:
- case 4:
- for (i = 0; i < 16; i++)
- dev_priv->regfile.saveFENCE[i] = I915_READ64(FENCE_REG_965_0 + (i * 8));
- break;
- case 3:
- if (IS_I945G(dev) || IS_I945GM(dev) || IS_G33(dev))
- for (i = 0; i < 8; i++)
- dev_priv->regfile.saveFENCE[i+8] = I915_READ(FENCE_REG_945_8 + (i * 4));
- case 2:
- for (i = 0; i < 8; i++)
- dev_priv->regfile.saveFENCE[i] = I915_READ(FENCE_REG_830_0 + (i * 4));
- break;
- }
-
- /* CRT state */
- if (HAS_PCH_SPLIT(dev))
- dev_priv->regfile.saveADPA = I915_READ(PCH_ADPA);
- else
- dev_priv->regfile.saveADPA = I915_READ(ADPA);
-
- /* Display Port state */
- if (SUPPORTS_INTEGRATED_DP(dev)) {
- dev_priv->regfile.saveDP_B = I915_READ(DP_B);
- dev_priv->regfile.saveDP_C = I915_READ(DP_C);
- dev_priv->regfile.saveDP_D = I915_READ(DP_D);
- dev_priv->regfile.savePIPEA_GMCH_DATA_M = I915_READ(_PIPEA_DATA_M_G4X);
- dev_priv->regfile.savePIPEB_GMCH_DATA_M = I915_READ(_PIPEB_DATA_M_G4X);
- dev_priv->regfile.savePIPEA_GMCH_DATA_N = I915_READ(_PIPEA_DATA_N_G4X);
- dev_priv->regfile.savePIPEB_GMCH_DATA_N = I915_READ(_PIPEB_DATA_N_G4X);
- dev_priv->regfile.savePIPEA_DP_LINK_M = I915_READ(_PIPEA_LINK_M_G4X);
- dev_priv->regfile.savePIPEB_DP_LINK_M = I915_READ(_PIPEB_LINK_M_G4X);
- dev_priv->regfile.savePIPEA_DP_LINK_N = I915_READ(_PIPEA_LINK_N_G4X);
- dev_priv->regfile.savePIPEB_DP_LINK_N = I915_READ(_PIPEB_LINK_N_G4X);
- }
- /* FIXME: regfile.save TV & SDVO state */
-
- /* Panel fitter */
- if (!IS_I830(dev) && !IS_845G(dev) && !HAS_PCH_SPLIT(dev)) {
- dev_priv->regfile.savePFIT_CONTROL = I915_READ(PFIT_CONTROL);
- dev_priv->regfile.savePFIT_PGM_RATIOS = I915_READ(PFIT_PGM_RATIOS);
- }
-
- /* Backlight */
- if (INTEL_INFO(dev)->gen <= 4)
- pci_read_config_byte(dev->pdev, PCI_LBPC,
- &dev_priv->regfile.saveLBB);
-
- if (HAS_PCH_SPLIT(dev)) {
- dev_priv->regfile.saveBLC_PWM_CTL = I915_READ(BLC_PWM_PCH_CTL1);
- dev_priv->regfile.saveBLC_PWM_CTL2 = I915_READ(BLC_PWM_PCH_CTL2);
- dev_priv->regfile.saveBLC_CPU_PWM_CTL = I915_READ(BLC_PWM_CPU_CTL);
- dev_priv->regfile.saveBLC_CPU_PWM_CTL2 = I915_READ(BLC_PWM_CPU_CTL2);
- } else {
- dev_priv->regfile.saveBLC_PWM_CTL = I915_READ(BLC_PWM_CTL);
- if (INTEL_INFO(dev)->gen >= 4)
- dev_priv->regfile.saveBLC_PWM_CTL2 = I915_READ(BLC_PWM_CTL2);
- dev_priv->regfile.saveBLC_HIST_CTL = I915_READ(BLC_HIST_CTL);
- }
-
- return;
-}
-
-void i915_restore_display_reg(struct drm_device *dev)
-{
- struct drm_i915_private *dev_priv = dev->dev_private;
- int dpll_a_reg, fpa0_reg, fpa1_reg;
- int dpll_b_reg, fpb0_reg, fpb1_reg;
- int i;
-
- /* Backlight */
- if (INTEL_INFO(dev)->gen <= 4)
- pci_write_config_byte(dev->pdev, PCI_LBPC,
- dev_priv->regfile.saveLBB);
-
- if (HAS_PCH_SPLIT(dev)) {
- I915_WRITE(BLC_PWM_PCH_CTL1, dev_priv->regfile.saveBLC_PWM_CTL);
- I915_WRITE(BLC_PWM_PCH_CTL2, dev_priv->regfile.saveBLC_PWM_CTL2);
- /* NOTE: BLC_PWM_CPU_CTL must be written after BLC_PWM_CPU_CTL2;
- * otherwise we get blank eDP screen after S3 on some machines
- */
- I915_WRITE(BLC_PWM_CPU_CTL2, dev_priv->regfile.saveBLC_CPU_PWM_CTL2);
- I915_WRITE(BLC_PWM_CPU_CTL, dev_priv->regfile.saveBLC_CPU_PWM_CTL);
- } else {
- if (INTEL_INFO(dev)->gen >= 4)
- I915_WRITE(BLC_PWM_CTL2, dev_priv->regfile.saveBLC_PWM_CTL2);
- I915_WRITE(BLC_PWM_CTL, dev_priv->regfile.saveBLC_PWM_CTL);
- I915_WRITE(BLC_HIST_CTL, dev_priv->regfile.saveBLC_HIST_CTL);
- }
-
- /* Panel fitter */
- if (!IS_I830(dev) && !IS_845G(dev) && !HAS_PCH_SPLIT(dev)) {
- I915_WRITE(PFIT_PGM_RATIOS, dev_priv->regfile.savePFIT_PGM_RATIOS);
- I915_WRITE(PFIT_CONTROL, dev_priv->regfile.savePFIT_CONTROL);
- }
-
- /* Display port ratios (must be done before clock is set) */
- if (SUPPORTS_INTEGRATED_DP(dev)) {
- I915_WRITE(_PIPEA_DATA_M_G4X, dev_priv->regfile.savePIPEA_GMCH_DATA_M);
- I915_WRITE(_PIPEB_DATA_M_G4X, dev_priv->regfile.savePIPEB_GMCH_DATA_M);
- I915_WRITE(_PIPEA_DATA_N_G4X, dev_priv->regfile.savePIPEA_GMCH_DATA_N);
- I915_WRITE(_PIPEB_DATA_N_G4X, dev_priv->regfile.savePIPEB_GMCH_DATA_N);
- I915_WRITE(_PIPEA_LINK_M_G4X, dev_priv->regfile.savePIPEA_DP_LINK_M);
- I915_WRITE(_PIPEB_LINK_M_G4X, dev_priv->regfile.savePIPEB_DP_LINK_M);
- I915_WRITE(_PIPEA_LINK_N_G4X, dev_priv->regfile.savePIPEA_DP_LINK_N);
- I915_WRITE(_PIPEB_LINK_N_G4X, dev_priv->regfile.savePIPEB_DP_LINK_N);
- }
-
- /* Fences */
- switch (INTEL_INFO(dev)->gen) {
- case 7:
- case 6:
- for (i = 0; i < 16; i++)
- I915_WRITE64(FENCE_REG_SANDYBRIDGE_0 + (i * 8), dev_priv->regfile.saveFENCE[i]);
- break;
- case 5:
- case 4:
- for (i = 0; i < 16; i++)
- I915_WRITE64(FENCE_REG_965_0 + (i * 8), dev_priv->regfile.saveFENCE[i]);
- break;
- case 3:
- case 2:
- if (IS_I945G(dev) || IS_I945GM(dev) || IS_G33(dev))
- for (i = 0; i < 8; i++)
- I915_WRITE(FENCE_REG_945_8 + (i * 4), dev_priv->regfile.saveFENCE[i+8]);
- for (i = 0; i < 8; i++)
- I915_WRITE(FENCE_REG_830_0 + (i * 4), dev_priv->regfile.saveFENCE[i]);
- break;
- }
-
-
- if (HAS_PCH_SPLIT(dev)) {
- dpll_a_reg = _PCH_DPLL_A;
- dpll_b_reg = _PCH_DPLL_B;
- fpa0_reg = _PCH_FPA0;
- fpb0_reg = _PCH_FPB0;
- fpa1_reg = _PCH_FPA1;
- fpb1_reg = _PCH_FPB1;
- } else {
- dpll_a_reg = _DPLL_A;
- dpll_b_reg = _DPLL_B;
- fpa0_reg = _FPA0;
- fpb0_reg = _FPB0;
- fpa1_reg = _FPA1;
- fpb1_reg = _FPB1;
- }
-
- if (HAS_PCH_SPLIT(dev)) {
- I915_WRITE(PCH_DREF_CONTROL, dev_priv->regfile.savePCH_DREF_CONTROL);
- I915_WRITE(DISP_ARB_CTL, dev_priv->regfile.saveDISP_ARB_CTL);
- }
-
- /* Pipe & plane A info */
- /* Prime the clock */
- if (dev_priv->regfile.saveDPLL_A & DPLL_VCO_ENABLE) {
- I915_WRITE(dpll_a_reg, dev_priv->regfile.saveDPLL_A &
- ~DPLL_VCO_ENABLE);
- POSTING_READ(dpll_a_reg);
- udelay(150);
- }
- I915_WRITE(fpa0_reg, dev_priv->regfile.saveFPA0);
- I915_WRITE(fpa1_reg, dev_priv->regfile.saveFPA1);
- /* Actually enable it */
- I915_WRITE(dpll_a_reg, dev_priv->regfile.saveDPLL_A);
- POSTING_READ(dpll_a_reg);
- udelay(150);
- if (INTEL_INFO(dev)->gen >= 4 && !HAS_PCH_SPLIT(dev)) {
- I915_WRITE(_DPLL_A_MD, dev_priv->regfile.saveDPLL_A_MD);
- POSTING_READ(_DPLL_A_MD);
- }
- udelay(150);
-
- /* Restore mode */
- I915_WRITE(_HTOTAL_A, dev_priv->regfile.saveHTOTAL_A);
- I915_WRITE(_HBLANK_A, dev_priv->regfile.saveHBLANK_A);
- I915_WRITE(_HSYNC_A, dev_priv->regfile.saveHSYNC_A);
- I915_WRITE(_VTOTAL_A, dev_priv->regfile.saveVTOTAL_A);
- I915_WRITE(_VBLANK_A, dev_priv->regfile.saveVBLANK_A);
- I915_WRITE(_VSYNC_A, dev_priv->regfile.saveVSYNC_A);
- if (!HAS_PCH_SPLIT(dev))
- I915_WRITE(_BCLRPAT_A, dev_priv->regfile.saveBCLRPAT_A);
-
- if (HAS_PCH_SPLIT(dev)) {
- I915_WRITE(_PIPEA_DATA_M1, dev_priv->regfile.savePIPEA_DATA_M1);
- I915_WRITE(_PIPEA_DATA_N1, dev_priv->regfile.savePIPEA_DATA_N1);
- I915_WRITE(_PIPEA_LINK_M1, dev_priv->regfile.savePIPEA_LINK_M1);
- I915_WRITE(_PIPEA_LINK_N1, dev_priv->regfile.savePIPEA_LINK_N1);
-
- I915_WRITE(_FDI_RXA_CTL, dev_priv->regfile.saveFDI_RXA_CTL);
- I915_WRITE(_FDI_TXA_CTL, dev_priv->regfile.saveFDI_TXA_CTL);
-
- I915_WRITE(_PFA_CTL_1, dev_priv->regfile.savePFA_CTL_1);
- I915_WRITE(_PFA_WIN_SZ, dev_priv->regfile.savePFA_WIN_SZ);
- I915_WRITE(_PFA_WIN_POS, dev_priv->regfile.savePFA_WIN_POS);
-
- I915_WRITE(_PCH_TRANSACONF, dev_priv->regfile.saveTRANSACONF);
- I915_WRITE(_PCH_TRANS_HTOTAL_A, dev_priv->regfile.saveTRANS_HTOTAL_A);
- I915_WRITE(_PCH_TRANS_HBLANK_A, dev_priv->regfile.saveTRANS_HBLANK_A);
- I915_WRITE(_PCH_TRANS_HSYNC_A, dev_priv->regfile.saveTRANS_HSYNC_A);
- I915_WRITE(_PCH_TRANS_VTOTAL_A, dev_priv->regfile.saveTRANS_VTOTAL_A);
- I915_WRITE(_PCH_TRANS_VBLANK_A, dev_priv->regfile.saveTRANS_VBLANK_A);
- I915_WRITE(_PCH_TRANS_VSYNC_A, dev_priv->regfile.saveTRANS_VSYNC_A);
- }
-
- /* Restore plane info */
- I915_WRITE(_DSPASIZE, dev_priv->regfile.saveDSPASIZE);
- I915_WRITE(_DSPAPOS, dev_priv->regfile.saveDSPAPOS);
- I915_WRITE(_PIPEASRC, dev_priv->regfile.savePIPEASRC);
- I915_WRITE(_DSPAADDR, dev_priv->regfile.saveDSPAADDR);
- I915_WRITE(_DSPASTRIDE, dev_priv->regfile.saveDSPASTRIDE);
- if (INTEL_INFO(dev)->gen >= 4) {
- I915_WRITE(_DSPASURF, dev_priv->regfile.saveDSPASURF);
- I915_WRITE(_DSPATILEOFF, dev_priv->regfile.saveDSPATILEOFF);
- }
-
- I915_WRITE(_PIPEACONF, dev_priv->regfile.savePIPEACONF);
-
- i915_restore_palette(dev, PIPE_A);
- /* Enable the plane */
- I915_WRITE(_DSPACNTR, dev_priv->regfile.saveDSPACNTR);
- I915_WRITE(_DSPAADDR, I915_READ(_DSPAADDR));
-
- /* Pipe & plane B info */
- if (dev_priv->regfile.saveDPLL_B & DPLL_VCO_ENABLE) {
- I915_WRITE(dpll_b_reg, dev_priv->regfile.saveDPLL_B &
- ~DPLL_VCO_ENABLE);
- POSTING_READ(dpll_b_reg);
- udelay(150);
- }
- I915_WRITE(fpb0_reg, dev_priv->regfile.saveFPB0);
- I915_WRITE(fpb1_reg, dev_priv->regfile.saveFPB1);
- /* Actually enable it */
- I915_WRITE(dpll_b_reg, dev_priv->regfile.saveDPLL_B);
- POSTING_READ(dpll_b_reg);
- udelay(150);
- if (INTEL_INFO(dev)->gen >= 4 && !HAS_PCH_SPLIT(dev)) {
- I915_WRITE(_DPLL_B_MD, dev_priv->regfile.saveDPLL_B_MD);
- POSTING_READ(_DPLL_B_MD);
- }
- udelay(150);
-
- /* Restore mode */
- I915_WRITE(_HTOTAL_B, dev_priv->regfile.saveHTOTAL_B);
- I915_WRITE(_HBLANK_B, dev_priv->regfile.saveHBLANK_B);
- I915_WRITE(_HSYNC_B, dev_priv->regfile.saveHSYNC_B);
- I915_WRITE(_VTOTAL_B, dev_priv->regfile.saveVTOTAL_B);
- I915_WRITE(_VBLANK_B, dev_priv->regfile.saveVBLANK_B);
- I915_WRITE(_VSYNC_B, dev_priv->regfile.saveVSYNC_B);
- if (!HAS_PCH_SPLIT(dev))
- I915_WRITE(_BCLRPAT_B, dev_priv->regfile.saveBCLRPAT_B);
-
- if (HAS_PCH_SPLIT(dev)) {
- I915_WRITE(_PIPEB_DATA_M1, dev_priv->regfile.savePIPEB_DATA_M1);
- I915_WRITE(_PIPEB_DATA_N1, dev_priv->regfile.savePIPEB_DATA_N1);
- I915_WRITE(_PIPEB_LINK_M1, dev_priv->regfile.savePIPEB_LINK_M1);
- I915_WRITE(_PIPEB_LINK_N1, dev_priv->regfile.savePIPEB_LINK_N1);
-
- I915_WRITE(_FDI_RXB_CTL, dev_priv->regfile.saveFDI_RXB_CTL);
- I915_WRITE(_FDI_TXB_CTL, dev_priv->regfile.saveFDI_TXB_CTL);
-
- I915_WRITE(_PFB_CTL_1, dev_priv->regfile.savePFB_CTL_1);
- I915_WRITE(_PFB_WIN_SZ, dev_priv->regfile.savePFB_WIN_SZ);
- I915_WRITE(_PFB_WIN_POS, dev_priv->regfile.savePFB_WIN_POS);
-
- I915_WRITE(_PCH_TRANSBCONF, dev_priv->regfile.saveTRANSBCONF);
- I915_WRITE(_PCH_TRANS_HTOTAL_B, dev_priv->regfile.saveTRANS_HTOTAL_B);
- I915_WRITE(_PCH_TRANS_HBLANK_B, dev_priv->regfile.saveTRANS_HBLANK_B);
- I915_WRITE(_PCH_TRANS_HSYNC_B, dev_priv->regfile.saveTRANS_HSYNC_B);
- I915_WRITE(_PCH_TRANS_VTOTAL_B, dev_priv->regfile.saveTRANS_VTOTAL_B);
- I915_WRITE(_PCH_TRANS_VBLANK_B, dev_priv->regfile.saveTRANS_VBLANK_B);
- I915_WRITE(_PCH_TRANS_VSYNC_B, dev_priv->regfile.saveTRANS_VSYNC_B);
- }
-
- /* Restore plane info */
- I915_WRITE(_DSPBSIZE, dev_priv->regfile.saveDSPBSIZE);
- I915_WRITE(_DSPBPOS, dev_priv->regfile.saveDSPBPOS);
- I915_WRITE(_PIPEBSRC, dev_priv->regfile.savePIPEBSRC);
- I915_WRITE(_DSPBADDR, dev_priv->regfile.saveDSPBADDR);
- I915_WRITE(_DSPBSTRIDE, dev_priv->regfile.saveDSPBSTRIDE);
- if (INTEL_INFO(dev)->gen >= 4) {
- I915_WRITE(_DSPBSURF, dev_priv->regfile.saveDSPBSURF);
- I915_WRITE(_DSPBTILEOFF, dev_priv->regfile.saveDSPBTILEOFF);
- }
-
- I915_WRITE(_PIPEBCONF, dev_priv->regfile.savePIPEBCONF);
-
- i915_restore_palette(dev, PIPE_B);
- /* Enable the plane */
- I915_WRITE(_DSPBCNTR, dev_priv->regfile.saveDSPBCNTR);
- I915_WRITE(_DSPBADDR, I915_READ(_DSPBADDR));
-
- /* Cursor state */
- I915_WRITE(_CURAPOS, dev_priv->regfile.saveCURAPOS);
- I915_WRITE(_CURACNTR, dev_priv->regfile.saveCURACNTR);
- I915_WRITE(_CURABASE, dev_priv->regfile.saveCURABASE);
- I915_WRITE(_CURBPOS, dev_priv->regfile.saveCURBPOS);
- I915_WRITE(_CURBCNTR, dev_priv->regfile.saveCURBCNTR);
- I915_WRITE(_CURBBASE, dev_priv->regfile.saveCURBBASE);
- if (IS_GEN2(dev))
- I915_WRITE(CURSIZE, dev_priv->regfile.saveCURSIZE);
-
- /* CRT state */
- if (HAS_PCH_SPLIT(dev))
- I915_WRITE(PCH_ADPA, dev_priv->regfile.saveADPA);
- else
- I915_WRITE(ADPA, dev_priv->regfile.saveADPA);
-
- /* Display Port state */
- if (SUPPORTS_INTEGRATED_DP(dev)) {
- I915_WRITE(DP_B, dev_priv->regfile.saveDP_B);
- I915_WRITE(DP_C, dev_priv->regfile.saveDP_C);
- I915_WRITE(DP_D, dev_priv->regfile.saveDP_D);
- }
- /* FIXME: restore TV & SDVO state */
-
- return;
-}
projects / openwrt / staging / blogic.git / commitdiff