diff options
Diffstat (limited to 'drivers/gpu/drm/i915/intel_pm.c')
| -rw-r--r-- | drivers/gpu/drm/i915/intel_pm.c | 185 |
1 files changed, 129 insertions, 56 deletions
diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c index 74a8863b94c2..65bc3709f54c 100644 --- a/drivers/gpu/drm/i915/intel_pm.c +++ b/drivers/gpu/drm/i915/intel_pm.c @@ -4584,6 +4584,117 @@ static const struct dbuf_slice_conf_entry tgl_allowed_dbufs[] = {} }; +static const struct dbuf_slice_conf_entry dg2_allowed_dbufs[] = { + { + .active_pipes = BIT(PIPE_A), + .dbuf_mask = { + [PIPE_A] = BIT(DBUF_S1) | BIT(DBUF_S2), + }, + }, + { + .active_pipes = BIT(PIPE_B), + .dbuf_mask = { + [PIPE_B] = BIT(DBUF_S1) | BIT(DBUF_S2), + }, + }, + { + .active_pipes = BIT(PIPE_A) | BIT(PIPE_B), + .dbuf_mask = { + [PIPE_A] = BIT(DBUF_S1), + [PIPE_B] = BIT(DBUF_S2), + }, + }, + { + .active_pipes = BIT(PIPE_C), + .dbuf_mask = { + [PIPE_C] = BIT(DBUF_S3) | BIT(DBUF_S4), + }, + }, + { + .active_pipes = BIT(PIPE_A) | BIT(PIPE_C), + .dbuf_mask = { + [PIPE_A] = BIT(DBUF_S1) | BIT(DBUF_S2), + [PIPE_C] = BIT(DBUF_S3) | BIT(DBUF_S4), + }, + }, + { + .active_pipes = BIT(PIPE_B) | BIT(PIPE_C), + .dbuf_mask = { + [PIPE_B] = BIT(DBUF_S1) | BIT(DBUF_S2), + [PIPE_C] = BIT(DBUF_S3) | BIT(DBUF_S4), + }, + }, + { + .active_pipes = BIT(PIPE_A) | BIT(PIPE_B) | BIT(PIPE_C), + .dbuf_mask = { + [PIPE_A] = BIT(DBUF_S1), + [PIPE_B] = BIT(DBUF_S2), + [PIPE_C] = BIT(DBUF_S3) | BIT(DBUF_S4), + }, + }, + { + .active_pipes = BIT(PIPE_D), + .dbuf_mask = { + [PIPE_D] = BIT(DBUF_S3) | BIT(DBUF_S4), + }, + }, + { + .active_pipes = BIT(PIPE_A) | BIT(PIPE_D), + .dbuf_mask = { + [PIPE_A] = BIT(DBUF_S1) | BIT(DBUF_S2), + [PIPE_D] = BIT(DBUF_S3) | BIT(DBUF_S4), + }, + }, + { + .active_pipes = BIT(PIPE_B) | BIT(PIPE_D), + .dbuf_mask = { + [PIPE_B] = BIT(DBUF_S1) | BIT(DBUF_S2), + [PIPE_D] = BIT(DBUF_S3) | BIT(DBUF_S4), + }, + }, + { + .active_pipes = BIT(PIPE_A) | BIT(PIPE_B) | BIT(PIPE_D), + .dbuf_mask = { + [PIPE_A] = BIT(DBUF_S1), + [PIPE_B] = BIT(DBUF_S2), + [PIPE_D] = BIT(DBUF_S3) | BIT(DBUF_S4), + }, + }, + { + .active_pipes = BIT(PIPE_C) | BIT(PIPE_D), + .dbuf_mask = { + [PIPE_C] = BIT(DBUF_S3), + [PIPE_D] = BIT(DBUF_S4), + }, + }, + { + .active_pipes = BIT(PIPE_A) | BIT(PIPE_C) | BIT(PIPE_D), + .dbuf_mask = { + [PIPE_A] = BIT(DBUF_S1) | BIT(DBUF_S2), + [PIPE_C] = BIT(DBUF_S3), + [PIPE_D] = BIT(DBUF_S4), + }, + }, + { + .active_pipes = BIT(PIPE_B) | BIT(PIPE_C) | BIT(PIPE_D), + .dbuf_mask = { + [PIPE_B] = BIT(DBUF_S1) | BIT(DBUF_S2), + [PIPE_C] = BIT(DBUF_S3), + [PIPE_D] = BIT(DBUF_S4), + }, + }, + { + .active_pipes = BIT(PIPE_A) | BIT(PIPE_B) | BIT(PIPE_C) | BIT(PIPE_D), + .dbuf_mask = { + [PIPE_A] = BIT(DBUF_S1), + [PIPE_B] = BIT(DBUF_S2), + [PIPE_C] = BIT(DBUF_S3), + [PIPE_D] = BIT(DBUF_S4), + }, + }, + {} +}; + static const struct dbuf_slice_conf_entry adlp_allowed_dbufs[] = { { .active_pipes = BIT(PIPE_A), @@ -4759,12 +4870,19 @@ static u32 adlp_compute_dbuf_slices(enum pipe pipe, u32 active_pipes) return compute_dbuf_slices(pipe, active_pipes, adlp_allowed_dbufs); } +static u32 dg2_compute_dbuf_slices(enum pipe pipe, u32 active_pipes) +{ + return compute_dbuf_slices(pipe, active_pipes, dg2_allowed_dbufs); +} + static u8 skl_compute_dbuf_slices(struct intel_crtc *crtc, u8 active_pipes) { struct drm_i915_private *dev_priv = to_i915(crtc->base.dev); enum pipe pipe = crtc->pipe; - if (IS_ALDERLAKE_P(dev_priv)) + if (IS_DG2(dev_priv)) + return dg2_compute_dbuf_slices(pipe, active_pipes); + else if (IS_ALDERLAKE_P(dev_priv)) return adlp_compute_dbuf_slices(pipe, active_pipes); else if (DISPLAY_VER(dev_priv) == 12) return tgl_compute_dbuf_slices(pipe, active_pipes); @@ -7345,30 +7463,24 @@ static void icl_init_clock_gating(struct drm_i915_private *dev_priv) intel_uncore_write(&dev_priv->uncore, ILK_DPFC_CHICKEN, ILK_DPFC_CHICKEN_COMP_DUMMY_PIXEL); - /* This is not an Wa. Enable to reduce Sampler power */ - intel_uncore_write(&dev_priv->uncore, GEN10_DFR_RATIO_EN_AND_CHICKEN, - intel_uncore_read(&dev_priv->uncore, GEN10_DFR_RATIO_EN_AND_CHICKEN) & ~DFR_DISABLE); - /*Wa_14010594013:icl, ehl */ intel_uncore_rmw(&dev_priv->uncore, GEN8_CHICKEN_DCPR_1, - 0, CNL_DELAY_PMRSP); + 0, ICL_DELAY_PMRSP); } static void gen12lp_init_clock_gating(struct drm_i915_private *dev_priv) { - /* Wa_1409120013:tgl,rkl,adl_s,dg1 */ - intel_uncore_write(&dev_priv->uncore, ILK_DPFC_CHICKEN, - ILK_DPFC_CHICKEN_COMP_DUMMY_PIXEL); + /* Wa_1409120013:tgl,rkl,adl-s,dg1 */ + if (IS_TIGERLAKE(dev_priv) || IS_ROCKETLAKE(dev_priv) || + IS_ALDERLAKE_S(dev_priv) || IS_DG1(dev_priv)) + intel_uncore_write(&dev_priv->uncore, ILK_DPFC_CHICKEN, + ILK_DPFC_CHICKEN_COMP_DUMMY_PIXEL); /* Wa_1409825376:tgl (pre-prod)*/ - if (IS_TGL_DISPLAY_STEP(dev_priv, STEP_A0, STEP_B1)) + if (IS_TGL_DISPLAY_STEP(dev_priv, STEP_A0, STEP_C0)) intel_uncore_write(&dev_priv->uncore, GEN9_CLKGATE_DIS_3, intel_uncore_read(&dev_priv->uncore, GEN9_CLKGATE_DIS_3) | TGL_VRH_GATING_DIS); - /* Wa_14011059788:tgl,rkl,adl_s,dg1 */ - intel_uncore_rmw(&dev_priv->uncore, GEN10_DFR_RATIO_EN_AND_CHICKEN, - 0, DFR_DISABLE); - /* Wa_14013723622:tgl,rkl,dg1,adl-s */ if (DISPLAY_VER(dev_priv) == 12) intel_uncore_rmw(&dev_priv->uncore, CLKREQ_POLICY, @@ -7388,7 +7500,7 @@ static void dg1_init_clock_gating(struct drm_i915_private *dev_priv) gen12lp_init_clock_gating(dev_priv); /* Wa_1409836686:dg1[a0] */ - if (IS_DG1_REVID(dev_priv, DG1_REVID_A0, DG1_REVID_A0)) + if (IS_DG1_GT_STEP(dev_priv, STEP_A0, STEP_B0)) intel_uncore_write(&dev_priv->uncore, GEN9_CLKGATE_DIS_3, intel_uncore_read(&dev_priv->uncore, GEN9_CLKGATE_DIS_3) | DPT_GATING_DIS); } @@ -7403,43 +7515,6 @@ static void cnp_init_clock_gating(struct drm_i915_private *dev_priv) CNP_PWM_CGE_GATING_DISABLE); } -static void cnl_init_clock_gating(struct drm_i915_private *dev_priv) -{ - u32 val; - cnp_init_clock_gating(dev_priv); - - /* This is not an Wa. Enable for better image quality */ - intel_uncore_write(&dev_priv->uncore, _3D_CHICKEN3, - _MASKED_BIT_ENABLE(_3D_CHICKEN3_AA_LINE_QUALITY_FIX_ENABLE)); - - /* WaEnableChickenDCPR:cnl */ - intel_uncore_write(&dev_priv->uncore, GEN8_CHICKEN_DCPR_1, - intel_uncore_read(&dev_priv->uncore, GEN8_CHICKEN_DCPR_1) | MASK_WAKEMEM); - - /* - * WaFbcWakeMemOn:cnl - * Display WA #0859: cnl - */ - intel_uncore_write(&dev_priv->uncore, DISP_ARB_CTL, intel_uncore_read(&dev_priv->uncore, DISP_ARB_CTL) | - DISP_FBC_MEMORY_WAKE); - - val = intel_uncore_read(&dev_priv->uncore, SLICE_UNIT_LEVEL_CLKGATE); - /* ReadHitWriteOnlyDisable:cnl */ - val |= RCCUNIT_CLKGATE_DIS; - intel_uncore_write(&dev_priv->uncore, SLICE_UNIT_LEVEL_CLKGATE, val); - - /* Wa_2201832410:cnl */ - val = intel_uncore_read(&dev_priv->uncore, SUBSLICE_UNIT_LEVEL_CLKGATE); - val |= GWUNIT_CLKGATE_DIS; - intel_uncore_write(&dev_priv->uncore, SUBSLICE_UNIT_LEVEL_CLKGATE, val); - - /* WaDisableVFclkgate:cnl */ - /* WaVFUnitClockGatingDisable:cnl */ - val = intel_uncore_read(&dev_priv->uncore, UNSLICE_UNIT_LEVEL_CLKGATE); - val |= VFUNIT_CLKGATE_DIS; - intel_uncore_write(&dev_priv->uncore, UNSLICE_UNIT_LEVEL_CLKGATE, val); -} - static void cfl_init_clock_gating(struct drm_i915_private *dev_priv) { cnp_init_clock_gating(dev_priv); @@ -7473,12 +7548,12 @@ static void kbl_init_clock_gating(struct drm_i915_private *dev_priv) FBC_LLC_FULLY_OPEN); /* WaDisableSDEUnitClockGating:kbl */ - if (IS_KBL_GT_STEP(dev_priv, 0, STEP_B0)) + if (IS_KBL_GT_STEP(dev_priv, 0, STEP_C0)) intel_uncore_write(&dev_priv->uncore, GEN8_UCGCTL6, intel_uncore_read(&dev_priv->uncore, GEN8_UCGCTL6) | GEN8_SDEUNIT_CLOCK_GATE_DISABLE); /* WaDisableGamClockGating:kbl */ - if (IS_KBL_GT_STEP(dev_priv, 0, STEP_B0)) + if (IS_KBL_GT_STEP(dev_priv, 0, STEP_C0)) intel_uncore_write(&dev_priv->uncore, GEN6_UCGCTL1, intel_uncore_read(&dev_priv->uncore, GEN6_UCGCTL1) | GEN6_GAMUNIT_CLOCK_GATE_DISABLE); @@ -7868,8 +7943,6 @@ void intel_init_clock_gating_hooks(struct drm_i915_private *dev_priv) dev_priv->display.init_clock_gating = gen12lp_init_clock_gating; else if (GRAPHICS_VER(dev_priv) == 11) dev_priv->display.init_clock_gating = icl_init_clock_gating; - else if (IS_CANNONLAKE(dev_priv)) - dev_priv->display.init_clock_gating = cnl_init_clock_gating; else if (IS_COFFEELAKE(dev_priv) || IS_COMETLAKE(dev_priv)) dev_priv->display.init_clock_gating = cfl_init_clock_gating; else if (IS_SKYLAKE(dev_priv)) |