#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]);
-}
-
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(VGA_DACMASK, dev_priv->regfile.saveDACMASK);
}
-static void i915_save_modeset_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(_TRANSACONF);
- dev_priv->regfile.saveTRANS_HTOTAL_A = I915_READ(_TRANS_HTOTAL_A);
- dev_priv->regfile.saveTRANS_HBLANK_A = I915_READ(_TRANS_HBLANK_A);
- dev_priv->regfile.saveTRANS_HSYNC_A = I915_READ(_TRANS_HSYNC_A);
- dev_priv->regfile.saveTRANS_VTOTAL_A = I915_READ(_TRANS_VTOTAL_A);
- dev_priv->regfile.saveTRANS_VBLANK_A = I915_READ(_TRANS_VBLANK_A);
- dev_priv->regfile.saveTRANS_VSYNC_A = I915_READ(_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(_TRANSBCONF);
- dev_priv->regfile.saveTRANS_HTOTAL_B = I915_READ(_TRANS_HTOTAL_B);
- dev_priv->regfile.saveTRANS_HBLANK_B = I915_READ(_TRANS_HBLANK_B);
- dev_priv->regfile.saveTRANS_HSYNC_B = I915_READ(_TRANS_HSYNC_B);
- dev_priv->regfile.saveTRANS_VTOTAL_B = I915_READ(_TRANS_VTOTAL_B);
- dev_priv->regfile.saveTRANS_VBLANK_B = I915_READ(_TRANS_VBLANK_B);
- dev_priv->regfile.saveTRANS_VSYNC_B = I915_READ(_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);
-
- return;
-}
-
-static void i915_restore_modeset_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;
-
- /* Display port ratios (must be done before clock is set) */
- if (SUPPORTS_INTEGRATED_DP(dev)) {
- I915_WRITE(_PIPEA_GMCH_DATA_M, dev_priv->regfile.savePIPEA_GMCH_DATA_M);
- I915_WRITE(_PIPEB_GMCH_DATA_M, dev_priv->regfile.savePIPEB_GMCH_DATA_M);
- I915_WRITE(_PIPEA_GMCH_DATA_N, dev_priv->regfile.savePIPEA_GMCH_DATA_N);
- I915_WRITE(_PIPEB_GMCH_DATA_N, dev_priv->regfile.savePIPEB_GMCH_DATA_N);
- I915_WRITE(_PIPEA_DP_LINK_M, dev_priv->regfile.savePIPEA_DP_LINK_M);
- I915_WRITE(_PIPEB_DP_LINK_M, dev_priv->regfile.savePIPEB_DP_LINK_M);
- I915_WRITE(_PIPEA_DP_LINK_N, dev_priv->regfile.savePIPEA_DP_LINK_N);
- I915_WRITE(_PIPEB_DP_LINK_N, 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(_TRANSACONF, dev_priv->regfile.saveTRANSACONF);
- I915_WRITE(_TRANS_HTOTAL_A, dev_priv->regfile.saveTRANS_HTOTAL_A);
- I915_WRITE(_TRANS_HBLANK_A, dev_priv->regfile.saveTRANS_HBLANK_A);
- I915_WRITE(_TRANS_HSYNC_A, dev_priv->regfile.saveTRANS_HSYNC_A);
- I915_WRITE(_TRANS_VTOTAL_A, dev_priv->regfile.saveTRANS_VTOTAL_A);
- I915_WRITE(_TRANS_VBLANK_A, dev_priv->regfile.saveTRANS_VBLANK_A);
- I915_WRITE(_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(_TRANSBCONF, dev_priv->regfile.saveTRANSBCONF);
- I915_WRITE(_TRANS_HTOTAL_B, dev_priv->regfile.saveTRANS_HTOTAL_B);
- I915_WRITE(_TRANS_HBLANK_B, dev_priv->regfile.saveTRANS_HBLANK_B);
- I915_WRITE(_TRANS_HSYNC_B, dev_priv->regfile.saveTRANS_HSYNC_B);
- I915_WRITE(_TRANS_VTOTAL_B, dev_priv->regfile.saveTRANS_VTOTAL_B);
- I915_WRITE(_TRANS_VBLANK_B, dev_priv->regfile.saveTRANS_VBLANK_B);
- I915_WRITE(_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);
-
- return;
-}
-
static void i915_save_display(struct drm_device *dev)
{
struct drm_i915_private *dev_priv = dev->dev_private;
/* 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_modeset_reg(dev);
+ i915_save_display_reg(dev);
/* LVDS state */
if (HAS_PCH_SPLIT(dev)) {
I915_WRITE(DSPARB, dev_priv->regfile.saveDSPARB);
if (!drm_core_check_feature(dev, DRIVER_MODESET))
- i915_restore_modeset_reg(dev);
+ i915_restore_display_reg(dev);
/* LVDS state */
if (INTEL_INFO(dev)->gen >= 4 && !HAS_PCH_SPLIT(dev))
--- /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(_TRANSACONF);
+ dev_priv->regfile.saveTRANS_HTOTAL_A = I915_READ(_TRANS_HTOTAL_A);
+ dev_priv->regfile.saveTRANS_HBLANK_A = I915_READ(_TRANS_HBLANK_A);
+ dev_priv->regfile.saveTRANS_HSYNC_A = I915_READ(_TRANS_HSYNC_A);
+ dev_priv->regfile.saveTRANS_VTOTAL_A = I915_READ(_TRANS_VTOTAL_A);
+ dev_priv->regfile.saveTRANS_VBLANK_A = I915_READ(_TRANS_VBLANK_A);
+ dev_priv->regfile.saveTRANS_VSYNC_A = I915_READ(_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(_TRANSBCONF);
+ dev_priv->regfile.saveTRANS_HTOTAL_B = I915_READ(_TRANS_HTOTAL_B);
+ dev_priv->regfile.saveTRANS_HBLANK_B = I915_READ(_TRANS_HBLANK_B);
+ dev_priv->regfile.saveTRANS_HSYNC_B = I915_READ(_TRANS_HSYNC_B);
+ dev_priv->regfile.saveTRANS_VTOTAL_B = I915_READ(_TRANS_VTOTAL_B);
+ dev_priv->regfile.saveTRANS_VBLANK_B = I915_READ(_TRANS_VBLANK_B);
+ dev_priv->regfile.saveTRANS_VSYNC_B = I915_READ(_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);
+
+ 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;
+
+ /* Display port ratios (must be done before clock is set) */
+ if (SUPPORTS_INTEGRATED_DP(dev)) {
+ I915_WRITE(_PIPEA_GMCH_DATA_M, dev_priv->regfile.savePIPEA_GMCH_DATA_M);
+ I915_WRITE(_PIPEB_GMCH_DATA_M, dev_priv->regfile.savePIPEB_GMCH_DATA_M);
+ I915_WRITE(_PIPEA_GMCH_DATA_N, dev_priv->regfile.savePIPEA_GMCH_DATA_N);
+ I915_WRITE(_PIPEB_GMCH_DATA_N, dev_priv->regfile.savePIPEB_GMCH_DATA_N);
+ I915_WRITE(_PIPEA_DP_LINK_M, dev_priv->regfile.savePIPEA_DP_LINK_M);
+ I915_WRITE(_PIPEB_DP_LINK_M, dev_priv->regfile.savePIPEB_DP_LINK_M);
+ I915_WRITE(_PIPEA_DP_LINK_N, dev_priv->regfile.savePIPEA_DP_LINK_N);
+ I915_WRITE(_PIPEB_DP_LINK_N, 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(_TRANSACONF, dev_priv->regfile.saveTRANSACONF);
+ I915_WRITE(_TRANS_HTOTAL_A, dev_priv->regfile.saveTRANS_HTOTAL_A);
+ I915_WRITE(_TRANS_HBLANK_A, dev_priv->regfile.saveTRANS_HBLANK_A);
+ I915_WRITE(_TRANS_HSYNC_A, dev_priv->regfile.saveTRANS_HSYNC_A);
+ I915_WRITE(_TRANS_VTOTAL_A, dev_priv->regfile.saveTRANS_VTOTAL_A);
+ I915_WRITE(_TRANS_VBLANK_A, dev_priv->regfile.saveTRANS_VBLANK_A);
+ I915_WRITE(_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(_TRANSBCONF, dev_priv->regfile.saveTRANSBCONF);
+ I915_WRITE(_TRANS_HTOTAL_B, dev_priv->regfile.saveTRANS_HTOTAL_B);
+ I915_WRITE(_TRANS_HBLANK_B, dev_priv->regfile.saveTRANS_HBLANK_B);
+ I915_WRITE(_TRANS_HSYNC_B, dev_priv->regfile.saveTRANS_HSYNC_B);
+ I915_WRITE(_TRANS_VTOTAL_B, dev_priv->regfile.saveTRANS_VTOTAL_B);
+ I915_WRITE(_TRANS_VBLANK_B, dev_priv->regfile.saveTRANS_VBLANK_B);
+ I915_WRITE(_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);
+
+ return;
+}
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