diff options
Diffstat (limited to 'drivers/gpu/drm/i915/display/intel_fbc.c')
| -rw-r--r-- | drivers/gpu/drm/i915/display/intel_fbc.c | 1002 |
1 files changed, 577 insertions, 425 deletions
diff --git a/drivers/gpu/drm/i915/display/intel_fbc.c b/drivers/gpu/drm/i915/display/intel_fbc.c index 1f66de77a6b1..614e8697c068 100644 --- a/drivers/gpu/drm/i915/display/intel_fbc.c +++ b/drivers/gpu/drm/i915/display/intel_fbc.c @@ -48,6 +48,16 @@ #include "intel_fbc.h" #include "intel_frontbuffer.h" +struct intel_fbc_funcs { + void (*activate)(struct intel_fbc *fbc); + void (*deactivate)(struct intel_fbc *fbc); + bool (*is_active)(struct intel_fbc *fbc); + bool (*is_compressing)(struct intel_fbc *fbc); + void (*nuke)(struct intel_fbc *fbc); + void (*program_cfb)(struct intel_fbc *fbc); + void (*set_false_color)(struct intel_fbc *fbc, bool enable); +}; + /* * For SKL+, the plane source size used by the hardware is based on the value we * write to the PLANE_SIZE register. For BDW-, the hardware looks at the value @@ -68,7 +78,7 @@ static unsigned int intel_fbc_plane_stride(const struct intel_plane_state *plane const struct drm_framebuffer *fb = plane_state->hw.fb; unsigned int stride; - stride = plane_state->view.color_plane[0].stride; + stride = plane_state->view.color_plane[0].mapping_stride; if (!drm_rotation_90_or_270(plane_state->hw.rotation)) stride /= fb->format->cpp[0]; @@ -84,9 +94,10 @@ static unsigned int _intel_fbc_cfb_stride(const struct intel_fbc_state_cache *ca } /* minimum acceptable cfb stride in bytes, assuming 1:1 compression limit */ -static unsigned int skl_fbc_min_cfb_stride(struct drm_i915_private *i915, +static unsigned int skl_fbc_min_cfb_stride(struct intel_fbc *fbc, const struct intel_fbc_state_cache *cache) { + struct drm_i915_private *i915 = fbc->i915; unsigned int limit = 4; /* 1:4 compression limit is the worst case */ unsigned int cpp = 4; /* FBC always 4 bytes per pixel */ unsigned int height = 4; /* FBC segment is 4 lines */ @@ -113,9 +124,10 @@ static unsigned int skl_fbc_min_cfb_stride(struct drm_i915_private *i915, } /* properly aligned cfb stride in bytes, assuming 1:1 compression limit */ -static unsigned int intel_fbc_cfb_stride(struct drm_i915_private *i915, +static unsigned int intel_fbc_cfb_stride(struct intel_fbc *fbc, const struct intel_fbc_state_cache *cache) { + struct drm_i915_private *i915 = fbc->i915; unsigned int stride = _intel_fbc_cfb_stride(cache); /* @@ -124,98 +136,182 @@ static unsigned int intel_fbc_cfb_stride(struct drm_i915_private *i915, * that regardless of the compression limit we choose later. */ if (DISPLAY_VER(i915) >= 9) - return max(ALIGN(stride, 512), skl_fbc_min_cfb_stride(i915, cache)); + return max(ALIGN(stride, 512), skl_fbc_min_cfb_stride(fbc, cache)); else return stride; } -static unsigned int intel_fbc_cfb_size(struct drm_i915_private *dev_priv, +static unsigned int intel_fbc_cfb_size(struct intel_fbc *fbc, const struct intel_fbc_state_cache *cache) { + struct drm_i915_private *i915 = fbc->i915; int lines = cache->plane.src_h; - if (DISPLAY_VER(dev_priv) == 7) + if (DISPLAY_VER(i915) == 7) lines = min(lines, 2048); - else if (DISPLAY_VER(dev_priv) >= 8) + else if (DISPLAY_VER(i915) >= 8) lines = min(lines, 2560); - return lines * intel_fbc_cfb_stride(dev_priv, cache); + return lines * intel_fbc_cfb_stride(fbc, cache); } -static void i8xx_fbc_deactivate(struct drm_i915_private *dev_priv) +static u32 i8xx_fbc_ctl(struct intel_fbc *fbc) { + const struct intel_fbc_reg_params *params = &fbc->params; + struct drm_i915_private *i915 = fbc->i915; + unsigned int cfb_stride; + u32 fbc_ctl; + + cfb_stride = params->cfb_stride / fbc->limit; + + /* FBC_CTL wants 32B or 64B units */ + if (DISPLAY_VER(i915) == 2) + cfb_stride = (cfb_stride / 32) - 1; + else + cfb_stride = (cfb_stride / 64) - 1; + + fbc_ctl = FBC_CTL_PERIODIC | + FBC_CTL_INTERVAL(params->interval) | + FBC_CTL_STRIDE(cfb_stride); + + if (IS_I945GM(i915)) + fbc_ctl |= FBC_CTL_C3_IDLE; /* 945 needs special SR handling */ + + if (params->fence_id >= 0) + fbc_ctl |= FBC_CTL_FENCENO(params->fence_id); + + return fbc_ctl; +} + +static u32 i965_fbc_ctl2(struct intel_fbc *fbc) +{ + const struct intel_fbc_reg_params *params = &fbc->params; + u32 fbc_ctl2; + + fbc_ctl2 = FBC_CTL_FENCE_DBL | FBC_CTL_IDLE_IMM | + FBC_CTL_PLANE(params->crtc.i9xx_plane); + + if (params->fence_id >= 0) + fbc_ctl2 |= FBC_CTL_CPU_FENCE_EN; + + return fbc_ctl2; +} + +static void i8xx_fbc_deactivate(struct intel_fbc *fbc) +{ + struct drm_i915_private *i915 = fbc->i915; u32 fbc_ctl; /* Disable compression */ - fbc_ctl = intel_de_read(dev_priv, FBC_CONTROL); + fbc_ctl = intel_de_read(i915, FBC_CONTROL); if ((fbc_ctl & FBC_CTL_EN) == 0) return; fbc_ctl &= ~FBC_CTL_EN; - intel_de_write(dev_priv, FBC_CONTROL, fbc_ctl); + intel_de_write(i915, FBC_CONTROL, fbc_ctl); /* Wait for compressing bit to clear */ - if (intel_de_wait_for_clear(dev_priv, FBC_STATUS, + if (intel_de_wait_for_clear(i915, FBC_STATUS, FBC_STAT_COMPRESSING, 10)) { - drm_dbg_kms(&dev_priv->drm, "FBC idle timed out\n"); + drm_dbg_kms(&i915->drm, "FBC idle timed out\n"); return; } } -static void i8xx_fbc_activate(struct drm_i915_private *dev_priv) +static void i8xx_fbc_activate(struct intel_fbc *fbc) { - struct intel_fbc *fbc = &dev_priv->fbc; const struct intel_fbc_reg_params *params = &fbc->params; - int cfb_pitch; + struct drm_i915_private *i915 = fbc->i915; int i; - u32 fbc_ctl; - - cfb_pitch = params->cfb_stride / fbc->limit; - - /* FBC_CTL wants 32B or 64B units */ - if (DISPLAY_VER(dev_priv) == 2) - cfb_pitch = (cfb_pitch / 32) - 1; - else - cfb_pitch = (cfb_pitch / 64) - 1; /* Clear old tags */ for (i = 0; i < (FBC_LL_SIZE / 32) + 1; i++) - intel_de_write(dev_priv, FBC_TAG(i), 0); - - if (DISPLAY_VER(dev_priv) == 4) { - u32 fbc_ctl2; - - /* Set it up... */ - fbc_ctl2 = FBC_CTL_FENCE_DBL | FBC_CTL_IDLE_IMM; - fbc_ctl2 |= FBC_CTL_PLANE(params->crtc.i9xx_plane); - if (params->fence_id >= 0) - fbc_ctl2 |= FBC_CTL_CPU_FENCE; - intel_de_write(dev_priv, FBC_CONTROL2, fbc_ctl2); - intel_de_write(dev_priv, FBC_FENCE_OFF, + intel_de_write(i915, FBC_TAG(i), 0); + + if (DISPLAY_VER(i915) == 4) { + intel_de_write(i915, FBC_CONTROL2, + i965_fbc_ctl2(fbc)); + intel_de_write(i915, FBC_FENCE_OFF, params->fence_y_offset); } - /* enable it... */ - fbc_ctl = FBC_CTL_INTERVAL(params->interval); - fbc_ctl |= FBC_CTL_EN | FBC_CTL_PERIODIC; - if (IS_I945GM(dev_priv)) - fbc_ctl |= FBC_CTL_C3_IDLE; /* 945 needs special SR handling */ - fbc_ctl |= FBC_CTL_STRIDE(cfb_pitch & 0xff); - if (params->fence_id >= 0) - fbc_ctl |= FBC_CTL_FENCENO(params->fence_id); - intel_de_write(dev_priv, FBC_CONTROL, fbc_ctl); + intel_de_write(i915, FBC_CONTROL, + FBC_CTL_EN | i8xx_fbc_ctl(fbc)); } -static bool i8xx_fbc_is_active(struct drm_i915_private *dev_priv) +static bool i8xx_fbc_is_active(struct intel_fbc *fbc) { - return intel_de_read(dev_priv, FBC_CONTROL) & FBC_CTL_EN; + return intel_de_read(fbc->i915, FBC_CONTROL) & FBC_CTL_EN; } -static u32 g4x_dpfc_ctl_limit(struct drm_i915_private *i915) +static bool i8xx_fbc_is_compressing(struct intel_fbc *fbc) { - switch (i915->fbc.limit) { + return intel_de_read(fbc->i915, FBC_STATUS) & + (FBC_STAT_COMPRESSING | FBC_STAT_COMPRESSED); +} + +static void i8xx_fbc_nuke(struct intel_fbc *fbc) +{ + struct intel_fbc_reg_params *params = &fbc->params; + enum i9xx_plane_id i9xx_plane = params->crtc.i9xx_plane; + struct drm_i915_private *dev_priv = fbc->i915; + + spin_lock_irq(&dev_priv->uncore.lock); + intel_de_write_fw(dev_priv, DSPADDR(i9xx_plane), + intel_de_read_fw(dev_priv, DSPADDR(i9xx_plane))); + spin_unlock_irq(&dev_priv->uncore.lock); +} + +static void i8xx_fbc_program_cfb(struct intel_fbc *fbc) +{ + struct drm_i915_private *i915 = fbc->i915; + + GEM_BUG_ON(range_overflows_end_t(u64, i915->dsm.start, + fbc->compressed_fb.start, U32_MAX)); + GEM_BUG_ON(range_overflows_end_t(u64, i915->dsm.start, + fbc->compressed_llb.start, U32_MAX)); + + intel_de_write(i915, FBC_CFB_BASE, + i915->dsm.start + fbc->compressed_fb.start); + intel_de_write(i915, FBC_LL_BASE, + i915->dsm.start + fbc->compressed_llb.start); +} + +static const struct intel_fbc_funcs i8xx_fbc_funcs = { + .activate = i8xx_fbc_activate, + .deactivate = i8xx_fbc_deactivate, + .is_active = i8xx_fbc_is_active, + .is_compressing = i8xx_fbc_is_compressing, + .nuke = i8xx_fbc_nuke, + .program_cfb = i8xx_fbc_program_cfb, +}; + +static void i965_fbc_nuke(struct intel_fbc *fbc) +{ + struct intel_fbc_reg_params *params = &fbc->params; + enum i9xx_plane_id i9xx_plane = params->crtc.i9xx_plane; + struct drm_i915_private *dev_priv = fbc->i915; + + spin_lock_irq(&dev_priv->uncore.lock); + intel_de_write_fw(dev_priv, DSPSURF(i9xx_plane), + intel_de_read_fw(dev_priv, DSPSURF(i9xx_plane))); + spin_unlock_irq(&dev_priv->uncore.lock); +} + +static const struct intel_fbc_funcs i965_fbc_funcs = { + .activate = i8xx_fbc_activate, + .deactivate = i8xx_fbc_deactivate, + .is_active = i8xx_fbc_is_active, + .is_compressing = i8xx_fbc_is_compressing, + .nuke = i965_fbc_nuke, + .program_cfb = i8xx_fbc_program_cfb, +}; + +static u32 g4x_dpfc_ctl_limit(struct intel_fbc *fbc) +{ + switch (fbc->limit) { default: - MISSING_CASE(i915->fbc.limit); + MISSING_CASE(fbc->limit); fallthrough; case 1: return DPFC_CTL_LIMIT_1X; @@ -226,260 +322,334 @@ static u32 g4x_dpfc_ctl_limit(struct drm_i915_private *i915) } } -static void g4x_fbc_activate(struct drm_i915_private *dev_priv) +static u32 g4x_dpfc_ctl(struct intel_fbc *fbc) { - struct intel_fbc_reg_params *params = &dev_priv->fbc.params; + const struct intel_fbc_reg_params *params = &fbc->params; + struct drm_i915_private *i915 = fbc->i915; u32 dpfc_ctl; - dpfc_ctl = DPFC_CTL_PLANE(params->crtc.i9xx_plane) | DPFC_SR_EN; + dpfc_ctl = g4x_dpfc_ctl_limit(fbc) | + DPFC_CTL_PLANE_G4X(params->crtc.i9xx_plane); - dpfc_ctl |= g4x_dpfc_ctl_limit(dev_priv); + if (IS_G4X(i915)) + dpfc_ctl |= DPFC_CTL_SR_EN; if (params->fence_id >= 0) { - dpfc_ctl |= DPFC_CTL_FENCE_EN | params->fence_id; - intel_de_write(dev_priv, DPFC_FENCE_YOFF, - params->fence_y_offset); - } else { - intel_de_write(dev_priv, DPFC_FENCE_YOFF, 0); + dpfc_ctl |= DPFC_CTL_FENCE_EN_G4X; + + if (DISPLAY_VER(i915) < 6) + dpfc_ctl |= DPFC_CTL_FENCENO(params->fence_id); } - /* enable it... */ - intel_de_write(dev_priv, DPFC_CONTROL, dpfc_ctl | DPFC_CTL_EN); + return dpfc_ctl; +} + +static void g4x_fbc_activate(struct intel_fbc *fbc) +{ + const struct intel_fbc_reg_params *params = &fbc->params; + struct drm_i915_private *i915 = fbc->i915; + + intel_de_write(i915, DPFC_FENCE_YOFF, + params->fence_y_offset); + + intel_de_write(i915, DPFC_CONTROL, + DPFC_CTL_EN | g4x_dpfc_ctl(fbc)); } -static void g4x_fbc_deactivate(struct drm_i915_private *dev_priv) +static void g4x_fbc_deactivate(struct intel_fbc *fbc) { + struct drm_i915_private *i915 = fbc->i915; u32 dpfc_ctl; /* Disable compression */ - dpfc_ctl = intel_de_read(dev_priv, DPFC_CONTROL); + dpfc_ctl = intel_de_read(i915, DPFC_CONTROL); if (dpfc_ctl & DPFC_CTL_EN) { dpfc_ctl &= ~DPFC_CTL_EN; - intel_de_write(dev_priv, DPFC_CONTROL, dpfc_ctl); + intel_de_write(i915, DPFC_CONTROL, dpfc_ctl); } } -static bool g4x_fbc_is_active(struct drm_i915_private *dev_priv) +static bool g4x_fbc_is_active(struct intel_fbc *fbc) { - return intel_de_read(dev_priv, DPFC_CONTROL) & DPFC_CTL_EN; + return intel_de_read(fbc->i915, DPFC_CONTROL) & DPFC_CTL_EN; } -static void i8xx_fbc_recompress(struct drm_i915_private *dev_priv) +static bool g4x_fbc_is_compressing(struct intel_fbc *fbc) { - struct intel_fbc_reg_params *params = &dev_priv->fbc.params; - enum i9xx_plane_id i9xx_plane = params->crtc.i9xx_plane; + return intel_de_read(fbc->i915, DPFC_STATUS) & DPFC_COMP_SEG_MASK; +} - spin_lock_irq(&dev_priv->uncore.lock); - intel_de_write_fw(dev_priv, DSPADDR(i9xx_plane), - intel_de_read_fw(dev_priv, DSPADDR(i9xx_plane))); - spin_unlock_irq(&dev_priv->uncore.lock); +static void g4x_fbc_program_cfb(struct intel_fbc *fbc) +{ + struct drm_i915_private *i915 = fbc->i915; + + intel_de_write(i915, DPFC_CB_BASE, fbc->compressed_fb.start); } -static void i965_fbc_recompress(struct drm_i915_private *dev_priv) +static const struct intel_fbc_funcs g4x_fbc_funcs = { + .activate = g4x_fbc_activate, + .deactivate = g4x_fbc_deactivate, + .is_active = g4x_fbc_is_active, + .is_compressing = g4x_fbc_is_compressing, + .nuke = i965_fbc_nuke, + .program_cfb = g4x_fbc_program_cfb, +}; + +static void ilk_fbc_activate(struct intel_fbc *fbc) { - struct intel_fbc_reg_params *params = &dev_priv->fbc.params; - enum i9xx_plane_id i9xx_plane = params->crtc.i9xx_plane; + struct intel_fbc_reg_params *params = &fbc->params; + struct drm_i915_private *i915 = fbc->i915; - spin_lock_irq(&dev_priv->uncore.lock); - intel_de_write_fw(dev_priv, DSPSURF(i9xx_plane), - intel_de_read_fw(dev_priv, DSPSURF(i9xx_plane))); - spin_unlock_irq(&dev_priv->uncore.lock); + intel_de_write(i915, ILK_DPFC_FENCE_YOFF, + params->fence_y_offset); + + intel_de_write(i915, ILK_DPFC_CONTROL, + DPFC_CTL_EN | g4x_dpfc_ctl(fbc)); } -/* This function forces a CFB recompression through the nuke operation. */ -static void snb_fbc_recompress(struct drm_i915_private *dev_priv) +static void ilk_fbc_deactivate(struct intel_fbc *fbc) { - intel_de_write(dev_priv, MSG_FBC_REND_STATE, FBC_REND_NUKE); - intel_de_posting_read(dev_priv, MSG_FBC_REND_STATE); + struct drm_i915_private *i915 = fbc->i915; + u32 dpfc_ctl; + + /* Disable compression */ + dpfc_ctl = intel_de_read(i915, ILK_DPFC_CONTROL); + if (dpfc_ctl & DPFC_CTL_EN) { + dpfc_ctl &= ~DPFC_CTL_EN; + intel_de_write(i915, ILK_DPFC_CONTROL, dpfc_ctl); + } } -static void intel_fbc_recompress(struct drm_i915_private *dev_priv) +static bool ilk_fbc_is_active(struct intel_fbc *fbc) { - struct intel_fbc *fbc = &dev_priv->fbc; + return intel_de_read(fbc->i915, ILK_DPFC_CONTROL) & DPFC_CTL_EN; +} - trace_intel_fbc_nuke(fbc->crtc); +static bool ilk_fbc_is_compressing(struct intel_fbc *fbc) +{ + return intel_de_read(fbc->i915, ILK_DPFC_STATUS) & DPFC_COMP_SEG_MASK; +} - if (DISPLAY_VER(dev_priv) >= 6) - snb_fbc_recompress(dev_priv); - else if (DISPLAY_VER(dev_priv) >= 4) - i965_fbc_recompress(dev_priv); - else - i8xx_fbc_recompress(dev_priv); +static void ilk_fbc_program_cfb(struct intel_fbc *fbc) +{ + struct drm_i915_private *i915 = fbc->i915; + + intel_de_write(i915, ILK_DPFC_CB_BASE, fbc->compressed_fb.start); } -static void ilk_fbc_activate(struct drm_i915_private *dev_priv) +static const struct intel_fbc_funcs ilk_fbc_funcs = { + .activate = ilk_fbc_activate, + .deactivate = ilk_fbc_deactivate, + .is_active = ilk_fbc_is_active, + .is_compressing = ilk_fbc_is_compressing, + .nuke = i965_fbc_nuke, + .program_cfb = ilk_fbc_program_cfb, +}; + +static void snb_fbc_program_fence(struct intel_fbc *fbc) { - struct intel_fbc_reg_params *params = &dev_priv->fbc.params; - u32 dpfc_ctl; + const struct intel_fbc_reg_params *params = &fbc->params; + struct drm_i915_private *i915 = fbc->i915; + u32 ctl = 0; - dpfc_ctl = DPFC_CTL_PLANE(params->crtc.i9xx_plane); + if (params->fence_id >= 0) + ctl = SNB_DPFC_FENCE_EN | SNB_DPFC_FENCENO(params->fence_id); - dpfc_ctl |= g4x_dpfc_ctl_limit(dev_priv); + intel_de_write(i915, SNB_DPFC_CTL_SA, ctl); + intel_de_write(i915, SNB_DPFC_CPU_FENCE_OFFSET, params->fence_y_offset); +} - if (params->fence_id >= 0) { - dpfc_ctl |= DPFC_CTL_FENCE_EN; - if (IS_IRONLAKE(dev_priv)) - dpfc_ctl |= params->fence_id; - if (IS_SANDYBRIDGE(dev_priv)) { - intel_de_write(dev_priv, SNB_DPFC_CTL_SA, - SNB_CPU_FENCE_ENABLE | params->fence_id); - intel_de_write(dev_priv, DPFC_CPU_FENCE_OFFSET, - params->fence_y_offset); - } - } else { - if (IS_SANDYBRIDGE(dev_priv)) { - intel_de_write(dev_priv, SNB_DPFC_CTL_SA, 0); - intel_de_write(dev_priv, DPFC_CPU_FENCE_OFFSET, 0); - } - } +static void snb_fbc_activate(struct intel_fbc *fbc) +{ + snb_fbc_program_fence(fbc); - intel_de_write(dev_priv, ILK_DPFC_FENCE_YOFF, - params->fence_y_offset); - /* enable it... */ - intel_de_write(dev_priv, ILK_DPFC_CONTROL, dpfc_ctl | DPFC_CTL_EN); + ilk_fbc_activate(fbc); } -static void ilk_fbc_deactivate(struct drm_i915_private *dev_priv) +static void snb_fbc_nuke(struct intel_fbc *fbc) { - u32 dpfc_ctl; + struct drm_i915_private *i915 = fbc->i915; - /* Disable compression */ - dpfc_ctl = intel_de_read(dev_priv, ILK_DPFC_CONTROL); - if (dpfc_ctl & DPFC_CTL_EN) { - dpfc_ctl &= ~DPFC_CTL_EN; - intel_de_write(dev_priv, ILK_DPFC_CONTROL, dpfc_ctl); - } + intel_de_write(i915, MSG_FBC_REND_STATE, FBC_REND_NUKE); + intel_de_posting_read(i915, MSG_FBC_REND_STATE); +} + +static const struct intel_fbc_funcs snb_fbc_funcs = { + .activate = snb_fbc_activate, + .deactivate = ilk_fbc_deactivate, + .is_active = ilk_fbc_is_active, + .is_compressing = ilk_fbc_is_compressing, + .nuke = snb_fbc_nuke, + .program_cfb = ilk_fbc_program_cfb, +}; + +static void glk_fbc_program_cfb_stride(struct intel_fbc *fbc) +{ + const struct intel_fbc_reg_params *params = &fbc->params; + struct drm_i915_private *i915 = fbc->i915; + u32 val = 0; + + if (params->override_cfb_stride) + val |= FBC_STRIDE_OVERRIDE | + FBC_STRIDE(params->override_cfb_stride / fbc->limit); + + intel_de_write(i915, GLK_FBC_STRIDE, val); } -static bool ilk_fbc_is_active(struct drm_i915_private *dev_priv) +static void skl_fbc_program_cfb_stride(struct intel_fbc *fbc) { - return intel_de_read(dev_priv, ILK_DPFC_CONTROL) & DPFC_CTL_EN; + const struct intel_fbc_reg_params *params = &fbc->params; + struct drm_i915_private *i915 = fbc->i915; + u32 val = 0; + + /* Display WA #0529: skl, kbl, bxt. */ + if (params->override_cfb_stride) + val |= CHICKEN_FBC_STRIDE_OVERRIDE | + CHICKEN_FBC_STRIDE(params->override_cfb_stride / fbc->limit); + + intel_de_rmw(i915, CHICKEN_MISC_4, + CHICKEN_FBC_STRIDE_OVERRIDE | + CHICKEN_FBC_STRIDE_MASK, val); } -static void gen7_fbc_activate(struct drm_i915_private *dev_priv) +static u32 ivb_dpfc_ctl(struct intel_fbc *fbc) { - struct intel_fbc *fbc = &dev_priv->fbc; const struct intel_fbc_reg_params *params = &fbc->params; + struct drm_i915_private *i915 = fbc->i915; u32 dpfc_ctl; - if (DISPLAY_VER(dev_priv) >= 10) { - u32 val = 0; + dpfc_ctl = g4x_dpfc_ctl_limit(fbc); - if (params->override_cfb_stride) - val |= FBC_STRIDE_OVERRIDE | - FBC_STRIDE(params->override_cfb_stride / fbc->limit); + if (IS_IVYBRIDGE(i915)) + dpfc_ctl |= DPFC_CTL_PLANE_IVB(params->crtc.i9xx_plane); - intel_de_write(dev_priv, GLK_FBC_STRIDE, val); - } else if (DISPLAY_VER(dev_priv) == 9) { - u32 val = 0; + if (params->fence_id >= 0) + dpfc_ctl |= DPFC_CTL_FENCE_EN_IVB; - /* Display WA #0529: skl, kbl, bxt. */ - if (params->override_cfb_stride) - val |= CHICKEN_FBC_STRIDE_OVERRIDE | - CHICKEN_FBC_STRIDE(params->override_cfb_stride / fbc->limit); + if (fbc->false_color) + dpfc_ctl |= DPFC_CTL_FALSE_COLOR; - intel_de_rmw(dev_priv, CHICKEN_MISC_4, - CHICKEN_FBC_STRIDE_OVERRIDE | - CHICKEN_FBC_STRIDE_MASK, val); - } + return dpfc_ctl; +} - dpfc_ctl = 0; - if (IS_IVYBRIDGE(dev_priv)) - dpfc_ctl |= IVB_DPFC_CTL_PLANE(params->crtc.i9xx_plane); +static void ivb_fbc_activate(struct intel_fbc *fbc) +{ + struct drm_i915_private *i915 = fbc->i915; - dpfc_ctl |= g4x_dpfc_ctl_limit(dev_priv); + if (DISPLAY_VER(i915) >= 10) + glk_fbc_program_cfb_stride(fbc); + else if (DISPLAY_VER(i915) == 9) + skl_fbc_program_cfb_stride(fbc); - if (params->fence_id >= 0) { - dpfc_ctl |= IVB_DPFC_CTL_FENCE_EN; - intel_de_write(dev_priv, SNB_DPFC_CTL_SA, - SNB_CPU_FENCE_ENABLE | params->fence_id); - intel_de_write(dev_priv, DPFC_CPU_FENCE_OFFSET, - params->fence_y_offset); - } else if (dev_priv->ggtt.num_fences) { - intel_de_write(dev_priv, SNB_DPFC_CTL_SA, 0); - intel_de_write(dev_priv, DPFC_CPU_FENCE_OFFSET, 0); - } + if (i915->ggtt.num_fences) + snb_fbc_program_fence(fbc); - if (dev_priv->fbc.false_color) - dpfc_ctl |= FBC_CTL_FALSE_COLOR; + intel_de_write(i915, ILK_DPFC_CONTROL, + DPFC_CTL_EN | ivb_dpfc_ctl(fbc)); +} - intel_de_write(dev_priv, ILK_DPFC_CONTROL, dpfc_ctl | DPFC_CTL_EN); +static bool ivb_fbc_is_compressing(struct intel_fbc *fbc) +{ + return intel_de_read(fbc->i915, ILK_DPFC_STATUS2) & DPFC_COMP_SEG_MASK_IVB; } -static bool intel_fbc_hw_is_active(struct drm_i915_private *dev_priv) +static void ivb_fbc_set_false_color(struct intel_fbc *fbc, + bool enable) { - if (DISPLAY_VER(dev_priv) >= 5) - return ilk_fbc_is_active(dev_priv); - else if (IS_GM45(dev_priv)) - return g4x_fbc_is_active(dev_priv); - else - return i8xx_fbc_is_active(dev_priv); + intel_de_rmw(fbc->i915, ILK_DPFC_CONTROL, + DPFC_CTL_FALSE_COLOR, enable ? DPFC_CTL_FALSE_COLOR : 0); } -static void intel_fbc_hw_activate(struct drm_i915_private *dev_priv) +static const struct intel_fbc_funcs ivb_fbc_funcs = { + .activate = ivb_fbc_activate, + .deactivate = ilk_fbc_deactivate, + .is_active = ilk_fbc_is_active, + .is_compressing = ivb_fbc_is_compressing, + .nuke = snb_fbc_nuke, + .program_cfb = ilk_fbc_program_cfb, + .set_false_color = ivb_fbc_set_false_color, +}; + +static bool intel_fbc_hw_is_active(struct intel_fbc *fbc) { - struct intel_fbc *fbc = &dev_priv->fbc; + return fbc->funcs->is_active(fbc); +} +static void intel_fbc_hw_activate(struct intel_fbc *fbc) +{ trace_intel_fbc_activate(fbc->crtc); fbc->active = true; fbc->activated = true; - if (DISPLAY_VER(dev_priv) >= 7) - gen7_fbc_activate(dev_priv); - else if (DISPLAY_VER(dev_priv) >= 5) - ilk_fbc_activate(dev_priv); - else if (IS_GM45(dev_priv)) - g4x_fbc_activate(dev_priv); - else - i8xx_fbc_activate(dev_priv); + fbc->funcs->activate(fbc); } -static void intel_fbc_hw_deactivate(struct drm_i915_private *dev_priv) +static void intel_fbc_hw_deactivate(struct intel_fbc *fbc) { - struct intel_fbc *fbc = &dev_priv->fbc; - trace_intel_fbc_deactivate(fbc->crtc); fbc->active = false; - if (DISPLAY_VER(dev_priv) >= 5) - ilk_fbc_deactivate(dev_priv); - else if (IS_GM45(dev_priv)) - g4x_fbc_deactivate(dev_priv); - else - i8xx_fbc_deactivate(dev_priv); + fbc->funcs->deactivate(fbc); +} + +bool intel_fbc_is_compressing(struct intel_fbc *fbc) +{ + return fbc->funcs->is_compressing(fbc); +} + +static void intel_fbc_nuke(struct intel_fbc *fbc) +{ + trace_intel_fbc_nuke(fbc->crtc); + + fbc->funcs->nuke(fbc); +} + +int intel_fbc_set_false_color(struct intel_fbc *fbc, bool enable) +{ + if (!fbc->funcs || !fbc->funcs->set_false_color) + return -ENODEV; + + mutex_lock(&fbc->lock); + + fbc->false_color = enable; + + fbc->funcs->set_false_color(fbc, enable); + + mutex_unlock(&fbc->lock); + + return 0; } /** * intel_fbc_is_active - Is FBC active? - * @dev_priv: i915 device instance + * @fbc: The FBC instance * * This function is used to verify the current state of FBC. * * FIXME: This should be tracked in the plane config eventually * instead of queried at runtime for most callers. */ -bool intel_fbc_is_active(struct drm_i915_private *dev_priv) +bool intel_fbc_is_active(struct intel_fbc *fbc) { - return dev_priv->fbc.active; + return fbc->active; } -static void intel_fbc_activate(struct drm_i915_private *dev_priv) +static void intel_fbc_activate(struct intel_fbc *fbc) { - intel_fbc_hw_activate(dev_priv); - intel_fbc_recompress(dev_priv); + intel_fbc_hw_activate(fbc); + intel_fbc_nuke(fbc); } -static void intel_fbc_deactivate(struct drm_i915_private *dev_priv, - const char *reason) +static void intel_fbc_deactivate(struct intel_fbc *fbc, const char *reason) { - struct intel_fbc *fbc = &dev_priv->fbc; + struct drm_i915_private *i915 = fbc->i915; - drm_WARN_ON(&dev_priv->drm, !mutex_is_locked(&fbc->lock)); + drm_WARN_ON(&i915->drm, !mutex_is_locked(&fbc->lock)); if (fbc->active) - intel_fbc_hw_deactivate(dev_priv); + intel_fbc_hw_deactivate(fbc); fbc->no_fbc_reason = reason; } @@ -492,7 +662,7 @@ static u64 intel_fbc_cfb_base_max(struct drm_i915_private *i915) return BIT_ULL(32); } -static u64 intel_fbc_stolen_end(struct drm_i915_private *dev_priv) +static u64 intel_fbc_stolen_end(struct drm_i915_private *i915) { u64 end; @@ -500,13 +670,13 @@ static u64 intel_fbc_stolen_end(struct drm_i915_private *dev_priv) * reserved range size, so it always assumes the maximum (8mb) is used. * If we enable FBC using a CFB on that memory range we'll get FIFO * underruns, even if that range is not reserved by the BIOS. */ - if (IS_BROADWELL(dev_priv) || (DISPLAY_VER(dev_priv) == 9 && - !IS_BROXTON(dev_priv))) - end = resource_size(&dev_priv->dsm) - 8 * 1024 * 1024; + if (IS_BROADWELL(i915) || + (DISPLAY_VER(i915) == 9 && !IS_BROXTON(i915))) + end = resource_size(&i915->dsm) - 8 * 1024 * 1024; else end = U64_MAX; - return min(end, intel_fbc_cfb_base_max(dev_priv)); + return min(end, intel_fbc_cfb_base_max(i915)); } static int intel_fbc_min_limit(int fb_cpp) @@ -514,10 +684,10 @@ static int intel_fbc_min_limit(int fb_cpp) return fb_cpp == 2 ? 2 : 1; } -static int intel_fbc_max_limit(struct drm_i915_private *dev_priv) +static int intel_fbc_max_limit(struct drm_i915_private *i915) { /* WaFbcOnly1to1Ratio:ctg */ - if (IS_G4X(dev_priv)) + if (IS_G4X(i915)) return 1; /* @@ -527,23 +697,23 @@ static int intel_fbc_max_limit(struct drm_i915_private *dev_priv) return 4; } -static int find_compression_limit(struct drm_i915_private *dev_priv, +static int find_compression_limit(struct intel_fbc *fbc, unsigned int size, int min_limit) { - struct intel_fbc *fbc = &dev_priv->fbc; - u64 end = intel_fbc_stolen_end(dev_priv); + struct drm_i915_private *i915 = fbc->i915; + u64 end = intel_fbc_stolen_end(i915); int ret, limit = min_limit; size /= limit; /* Try to over-allocate to reduce reallocations and fragmentation. */ - ret = i915_gem_stolen_insert_node_in_range(dev_priv, &fbc->compressed_fb, + ret = i915_gem_stolen_insert_node_in_range(i915, &fbc->compressed_fb, size <<= 1, 4096, 0, end); if (ret == 0) return limit; - for (; limit <= intel_fbc_max_limit(dev_priv); limit <<= 1) { - ret = i915_gem_stolen_insert_node_in_range(dev_priv, &fbc->compressed_fb, + for (; limit <= intel_fbc_max_limit(i915); limit <<= 1) { + ret = i915_gem_stolen_insert_node_in_range(i915, &fbc->compressed_fb, size >>= 1, 4096, 0, end); if (ret == 0) return limit; @@ -552,34 +722,34 @@ static int find_compression_limit(struct drm_i915_private *dev_priv, return 0; } -static int intel_fbc_alloc_cfb(struct drm_i915_private *dev_priv, +static int intel_fbc_alloc_cfb(struct intel_fbc *fbc, unsigned int size, int min_limit) { - struct intel_fbc *fbc = &dev_priv->fbc; + struct drm_i915_private *i915 = fbc->i915; int ret; - drm_WARN_ON(&dev_priv->drm, + drm_WARN_ON(&i915->drm, drm_mm_node_allocated(&fbc->compressed_fb)); - drm_WARN_ON(&dev_priv->drm, + drm_WARN_ON(&i915->drm, drm_mm_node_allocated(&fbc->compressed_llb)); - if (DISPLAY_VER(dev_priv) < 5 && !IS_G4X(dev_priv)) { - ret = i915_gem_stolen_insert_node(dev_priv, &fbc->compressed_llb, + if (DISPLAY_VER(i915) < 5 && !IS_G4X(i915)) { + ret = i915_gem_stolen_insert_node(i915, &fbc->compressed_llb, 4096, 4096); if (ret) goto err; } - ret = find_compression_limit(dev_priv, size, min_limit); + ret = find_compression_limit(fbc, size, min_limit); if (!ret) goto err_llb; else if (ret > min_limit) - drm_info_once(&dev_priv->drm, + drm_info_once(&i915->drm, "Reducing the compressed framebuffer size. This may lead to less power savings than a non-reduced-size. Try to increase stolen memory size if available in BIOS.\n"); fbc->limit = ret; - drm_dbg_kms(&dev_priv->drm, + drm_dbg_kms(&i915->drm, "reserved %llu bytes of contiguous stolen space for FBC, limit: %d\n", fbc->compressed_fb.size, fbc->limit); @@ -587,82 +757,62 @@ static int intel_fbc_alloc_cfb(struct drm_i915_private *dev_priv, err_llb: if (drm_mm_node_allocated(&fbc->compressed_llb)) - i915_gem_stolen_remove_node(dev_priv, &fbc->compressed_llb); + i915_gem_stolen_remove_node(i915, &fbc->compressed_llb); err: - if (drm_mm_initialized(&dev_priv->mm.stolen)) - drm_info_once(&dev_priv->drm, "not enough stolen space for compressed buffer (need %d more bytes), disabling. Hint: you may be able to increase stolen memory size in the BIOS to avoid this.\n", size); + if (drm_mm_initialized(&i915->mm.stolen)) + drm_info_once(&i915->drm, "not enough stolen space for compressed buffer (need %d more bytes), disabling. Hint: you may be able to increase stolen memory size in the BIOS to avoid this.\n", size); return -ENOSPC; } -static void intel_fbc_program_cfb(struct drm_i915_private *dev_priv) +static void intel_fbc_program_cfb(struct intel_fbc *fbc) { - struct intel_fbc *fbc = &dev_priv->fbc; - - if (DISPLAY_VER(dev_priv) >= 5) { - intel_de_write(dev_priv, ILK_DPFC_CB_BASE, - fbc->compressed_fb.start); - } else if (IS_GM45(dev_priv)) { - intel_de_write(dev_priv, DPFC_CB_BASE, - fbc->compressed_fb.start); - } else { - GEM_BUG_ON(range_overflows_end_t(u64, dev_priv->dsm.start, - fbc->compressed_fb.start, - U32_MAX)); - GEM_BUG_ON(range_overflows_end_t(u64, dev_priv->dsm.start, - fbc->compressed_llb.start, - U32_MAX)); - - intel_de_write(dev_priv, FBC_CFB_BASE, - dev_priv->dsm.start + fbc->compressed_fb.start); - intel_de_write(dev_priv, FBC_LL_BASE, - dev_priv->dsm.start + fbc->compressed_llb.start); - } + fbc->funcs->program_cfb(fbc); } -static void __intel_fbc_cleanup_cfb(struct drm_i915_private *dev_priv) +static void __intel_fbc_cleanup_cfb(struct intel_fbc *fbc) { - struct intel_fbc *fbc = &dev_priv->fbc; + struct drm_i915_private *i915 = fbc->i915; - if (WARN_ON(intel_fbc_hw_is_active(dev_priv))) + if (WARN_ON(intel_fbc_hw_is_active(fbc))) return; if (drm_mm_node_allocated(&fbc->compressed_llb)) - i915_gem_stolen_remove_node(dev_priv, &fbc->compressed_llb); + i915_gem_stolen_remove_node(i915, &fbc->compressed_llb); if (drm_mm_node_allocated(&fbc->compressed_fb)) - i915_gem_stolen_remove_node(dev_priv, &fbc->compressed_fb); + i915_gem_stolen_remove_node(i915, &fbc->compressed_fb); } -void intel_fbc_cleanup_cfb(struct drm_i915_private *dev_priv) +void intel_fbc_cleanup(struct drm_i915_private *i915) { - struct intel_fbc *fbc = &dev_priv->fbc; + struct intel_fbc *fbc = &i915->fbc; - if (!HAS_FBC(dev_priv)) + if (!HAS_FBC(i915)) return; mutex_lock(&fbc->lock); - __intel_fbc_cleanup_cfb(dev_priv); + __intel_fbc_cleanup_cfb(fbc); mutex_unlock(&fbc->lock); } -static bool stride_is_valid(struct drm_i915_private *dev_priv, +static bool stride_is_valid(struct drm_i915_private *i915, u64 modifier, unsigned int stride) { /* This should have been caught earlier. */ - if (drm_WARN_ON_ONCE(&dev_priv->drm, (stride & (64 - 1)) != 0)) + if (drm_WARN_ON_ONCE(&i915->drm, (stride & (64 - 1)) != 0)) return false; /* Below are the additional FBC restrictions. */ if (stride < 512) return false; - if (DISPLAY_VER(dev_priv) == 2 || DISPLAY_VER(dev_priv) == 3) + if (DISPLAY_VER(i915) == 2 || DISPLAY_VER(i915) == 3) return stride == 4096 || stride == 8192; - if (DISPLAY_VER(dev_priv) == 4 && !IS_G4X(dev_priv) && stride < 2048) + if (DISPLAY_VER(i915) == 4 && !IS_G4X(i915) && stride < 2048) return false; /* Display WA #1105: skl,bxt,kbl,cfl,glk */ - if ((DISPLAY_VER(dev_priv) == 9 || IS_GEMINILAKE(dev_priv)) && + if ((DISPLAY_VER(i915) == 9 || IS_GEMINILAKE(i915)) && modifier == DRM_FORMAT_MOD_LINEAR && stride & 511) return false; @@ -672,7 +822,7 @@ static bool stride_is_valid(struct drm_i915_private *dev_priv, return true; } -static bool pixel_format_is_valid(struct drm_i915_private *dev_priv, +static bool pixel_format_is_valid(struct drm_i915_private *i915, u32 pixel_format) { switch (pixel_format) { @@ -682,10 +832,10 @@ static bool pixel_format_is_valid(struct drm_i915_private *dev_priv, case DRM_FORMAT_XRGB1555: case DRM_FORMAT_RGB565: /* 16bpp not supported on gen2 */ - if (DISPLAY_VER(dev_priv) == 2) + if (DISPLAY_VER(i915) == 2) return false; /* WaFbcOnly1to1Ratio:ctg */ - if (IS_G4X(dev_priv)) + if (IS_G4X(i915)) return false; return true; default: @@ -693,13 +843,13 @@ static bool pixel_format_is_valid(struct drm_i915_private *dev_priv, } } -static bool rotation_is_valid(struct drm_i915_private *dev_priv, +static bool rotation_is_valid(struct drm_i915_private *i915, u32 pixel_format, unsigned int rotation) { - if (DISPLAY_VER(dev_priv) >= 9 && pixel_format == DRM_FORMAT_RGB565 && + if (DISPLAY_VER(i915) >= 9 && pixel_format == DRM_FORMAT_RGB565 && drm_rotation_90_or_270(rotation)) return false; - else if (DISPLAY_VER(dev_priv) <= 4 && !IS_G4X(dev_priv) && + else if (DISPLAY_VER(i915) <= 4 && !IS_G4X(i915) && rotation != DRM_MODE_ROTATE_0) return false; @@ -712,19 +862,19 @@ static bool rotation_is_valid(struct drm_i915_private *dev_priv, * the X and Y offset registers. That's why we include the src x/y offsets * instead of just looking at the plane size. */ -static bool intel_fbc_hw_tracking_covers_screen(struct intel_crtc *crtc) +static bool intel_fbc_hw_tracking_covers_screen(struct intel_fbc *fbc, + struct intel_crtc *crtc) { - struct drm_i915_private *dev_priv = to_i915(crtc->base.dev); - struct intel_fbc *fbc = &dev_priv->fbc; + struct drm_i915_private *i915 = fbc->i915; unsigned int effective_w, effective_h, max_w, max_h; - if (DISPLAY_VER(dev_priv) >= 10) { + if (DISPLAY_VER(i915) >= 10) { max_w = 5120; max_h = 4096; - } else if (DISPLAY_VER(dev_priv) >= 8 || IS_HASWELL(dev_priv)) { + } else if (DISPLAY_VER(i915) >= 8 || IS_HASWELL(i915)) { max_w = 4096; max_h = 4096; - } else if (IS_G4X(dev_priv) || DISPLAY_VER(dev_priv) >= 5) { + } else if (IS_G4X(i915) || DISPLAY_VER(i915) >= 5) { max_w = 4096; max_h = 2048; } else { @@ -740,14 +890,14 @@ static bool intel_fbc_hw_tracking_covers_screen(struct intel_crtc *crtc) return effective_w <= max_w && effective_h <= max_h; } -static bool tiling_is_valid(struct drm_i915_private *dev_priv, +static bool tiling_is_valid(struct drm_i915_private *i915, u64 modifier) { switch (modifier) { case DRM_FORMAT_MOD_LINEAR: case I915_FORMAT_MOD_Y_TILED: case I915_FORMAT_MOD_Yf_TILED: - return DISPLAY_VER(dev_priv) >= 9; + return DISPLAY_VER(i915) >= 9; case I915_FORMAT_MOD_X_TILED: return true; default: @@ -759,8 +909,8 @@ static void intel_fbc_update_state_cache(struct intel_crtc *crtc, const struct intel_crtc_state *crtc_state, const struct intel_plane_state *plane_state) { - struct drm_i915_private *dev_priv = to_i915(crtc->base.dev); - struct intel_fbc *fbc = &dev_priv->fbc; + struct drm_i915_private *i915 = to_i915(crtc->base.dev); + struct intel_fbc *fbc = &i915->fbc; struct intel_fbc_state_cache *cache = &fbc->state_cache; struct drm_framebuffer *fb = plane_state->hw.fb; @@ -769,7 +919,7 @@ static void intel_fbc_update_state_cache(struct intel_crtc *crtc, return; cache->crtc.mode_flags = crtc_state->hw.adjusted_mode.flags; - if (IS_HASWELL(dev_priv) || IS_BROADWELL(dev_priv)) + if (IS_HASWELL(i915) || IS_BROADWELL(i915)) cache->crtc.hsw_bdw_pixel_rate = crtc_state->pixel_rate; cache->plane.rotation = plane_state->hw.rotation; @@ -794,7 +944,7 @@ static void intel_fbc_update_state_cache(struct intel_crtc *crtc, cache->fence_y_offset = intel_plane_fence_y_offset(plane_state); - drm_WARN_ON(&dev_priv->drm, plane_state->flags & PLANE_HAS_FENCE && + drm_WARN_ON(&i915->drm, plane_state->flags & PLANE_HAS_FENCE && !plane_state->ggtt_vma->fence); if (plane_state->flags & PLANE_HAS_FENCE && @@ -806,19 +956,17 @@ static void intel_fbc_update_state_cache(struct intel_crtc *crtc, cache->psr2_active = crtc_state->has_psr2; } -static bool intel_fbc_cfb_size_changed(struct drm_i915_private *dev_priv) +static bool intel_fbc_cfb_size_changed(struct intel_fbc *fbc) { - struct intel_fbc *fbc = &dev_priv->fbc; - - return intel_fbc_cfb_size(dev_priv, &fbc->state_cache) > + return intel_fbc_cfb_size(fbc, &fbc->state_cache) > fbc->compressed_fb.size * fbc->limit; } -static u16 intel_fbc_override_cfb_stride(struct drm_i915_private *dev_priv, +static u16 intel_fbc_override_cfb_stride(struct intel_fbc *fbc, const struct intel_fbc_state_cache *cache) { unsigned int stride = _intel_fbc_cfb_stride(cache); - unsigned int stride_aligned = intel_fbc_cfb_stride(dev_priv, cache); + unsigned int stride_aligned = intel_fbc_cfb_stride(fbc, cache); /* * Override stride in 64 byte units per 4 line segment. @@ -828,23 +976,23 @@ static u16 intel_fbc_override_cfb_stride(struct drm_i915_private *dev_priv, * we always need to use the override there. */ if (stride != stride_aligned || - (DISPLAY_VER(dev_priv) == 9 && + (DISPLAY_VER(fbc->i915) == 9 && cache->fb.modifier == DRM_FORMAT_MOD_LINEAR)) return stride_aligned * 4 / 64; return 0; } -static bool intel_fbc_can_enable(struct drm_i915_private *dev_priv) +static bool intel_fbc_can_enable(struct intel_fbc *fbc) { - struct intel_fbc *fbc = &dev_priv->fbc; + struct drm_i915_private *i915 = fbc->i915; - if (intel_vgpu_active(dev_priv)) { + if (intel_vgpu_active(i915)) { fbc->no_fbc_reason = "VGPU is active"; return false; } - if (!dev_priv->params.enable_fbc) { + if (!i915->params.enable_fbc) { fbc->no_fbc_reason = "disabled per module param or by default"; return false; } @@ -859,11 +1007,11 @@ static bool intel_fbc_can_enable(struct drm_i915_private *dev_priv) static bool intel_fbc_can_activate(struct intel_crtc *crtc) { - struct drm_i915_private *dev_priv = to_i915(crtc->base.dev); - struct intel_fbc *fbc = &dev_priv->fbc; + struct drm_i915_private *i915 = to_i915(crtc->base.dev); + struct intel_fbc *fbc = &i915->fbc; struct intel_fbc_state_cache *cache = &fbc->state_cache; - if (!intel_fbc_can_enable(dev_priv)) + if (!intel_fbc_can_enable(fbc)) return false; if (!cache->plane.visible) { @@ -884,7 +1032,7 @@ static bool intel_fbc_can_activate(struct intel_crtc *crtc) return false; } - if (!intel_fbc_hw_tracking_covers_screen(crtc)) { + if (!intel_fbc_hw_tracking_covers_screen(fbc, crtc)) { fbc->no_fbc_reason = "mode too large for compression"; return false; } @@ -906,28 +1054,28 @@ static bool intel_fbc_can_activate(struct intel_crtc *crtc) * For now this will effectively disable FBC with 90/270 degree * rotation. */ - if (DISPLAY_VER(dev_priv) < 9 && cache->fence_id < 0) { + if (DISPLAY_VER(i915) < 9 && cache->fence_id < 0) { fbc->no_fbc_reason = "framebuffer not tiled or fenced"; return false; } - if (!pixel_format_is_valid(dev_priv, cache->fb.format->format)) { + if (!pixel_format_is_valid(i915, cache->fb.format->format)) { fbc->no_fbc_reason = "pixel format is invalid"; return false; } - if (!rotation_is_valid(dev_priv, cache->fb.format->format, + if (!rotation_is_valid(i915, cache->fb.format->format, cache->plane.rotation)) { fbc->no_fbc_reason = "rotation unsupported"; return false; } - if (!tiling_is_valid(dev_priv, cache->fb.modifier)) { + if (!tiling_is_valid(i915, cache->fb.modifier)) { fbc->no_fbc_reason = "tiling unsupported"; return false; } - if (!stride_is_valid(dev_priv, cache->fb.modifier, + if (!stride_is_valid(i915, cache->fb.modifier, cache->fb.stride * cache->fb.format->cpp[0])) { fbc->no_fbc_reason = "framebuffer stride not supported"; return false; @@ -940,8 +1088,8 @@ static bool intel_fbc_can_activate(struct intel_crtc *crtc) } /* WaFbcExceedCdClockThreshold:hsw,bdw */ - if ((IS_HASWELL(dev_priv) || IS_BROADWELL(dev_priv)) && - cache->crtc.hsw_bdw_pixel_rate >= dev_priv->cdclk.hw.cdclk * 95 / 100) { + if ((IS_HASWELL(i915) || IS_BROADWELL(i915)) && + cache->crtc.hsw_bdw_pixel_rate >= i915->cdclk.hw.cdclk * 95 / 100) { fbc->no_fbc_reason = "pixel rate is too big"; return false; } @@ -956,7 +1104,7 @@ static bool intel_fbc_can_activate(struct intel_crtc *crtc) * we didn't get any invalidate/deactivate calls, but this would require * a lot of tracking just for a specific case. If we conclude it's an * important case, we can implement it later. */ - if (intel_fbc_cfb_size_changed(dev_priv)) { + if (intel_fbc_cfb_size_changed(fbc)) { fbc->no_fbc_reason = "CFB requirements changed"; return false; } @@ -966,14 +1114,14 @@ static bool intel_fbc_can_activate(struct intel_crtc *crtc) * having a Y offset that isn't divisible by 4 causes FIFO underrun * and screen flicker. */ - if (DISPLAY_VER(dev_priv) >= 9 && + if (DISPLAY_VER(i915) >= 9 && (fbc->state_cache.plane.adjusted_y & 3)) { fbc->no_fbc_reason = "plane Y offset is misaligned"; return false; } /* Wa_22010751166: icl, ehl, tgl, dg1, rkl */ - if (DISPLAY_VER(dev_priv) >= 11 && + if (DISPLAY_VER(i915) >= 11 && (cache->plane.src_h + cache->plane.adjusted_y) % 4) { fbc->no_fbc_reason = "plane height + offset is non-modulo of 4"; return false; @@ -984,7 +1132,7 @@ static bool intel_fbc_can_activate(struct intel_crtc *crtc) * Recommendation is to keep this combination disabled * Bspec: 50422 HSD: 14010260002 */ - if (fbc->state_cache.psr2_active && DISPLAY_VER(dev_priv) >= 12) { + if (fbc->state_cache.psr2_active && DISPLAY_VER(i915) >= 12) { fbc->no_fbc_reason = "not supported with PSR2"; return false; } @@ -992,12 +1140,11 @@ static bool intel_fbc_can_activate(struct intel_crtc *crtc) return true; } -static void intel_fbc_get_reg_params(struct intel_crtc *crtc, - struct intel_fbc_reg_params *params) +static void intel_fbc_get_reg_params(struct intel_fbc *fbc, + struct intel_crtc *crtc) { - struct drm_i915_private *dev_priv = to_i915(crtc->base.dev); - struct intel_fbc *fbc = &dev_priv->fbc; - struct intel_fbc_state_cache *cache = &fbc->state_cache; + const struct intel_fbc_state_cache *cache = &fbc->state_cache; + struct intel_fbc_reg_params *params = &fbc->params; /* Since all our fields are integer types, use memset here so the * comparison function can rely on memcmp because the padding will be @@ -1016,9 +1163,9 @@ static void intel_fbc_get_reg_params(struct intel_crtc *crtc, params->fb.modifier = cache->fb.modifier; params->fb.stride = cache->fb.stride; - params->cfb_stride = intel_fbc_cfb_stride(dev_priv, cache); - params->cfb_size = intel_fbc_cfb_size(dev_priv, cache); - params->override_cfb_stride = intel_fbc_override_cfb_stride(dev_priv, cache); + params->cfb_stride = intel_fbc_cfb_stride(fbc, cache); + params->cfb_size = intel_fbc_cfb_size(fbc, cache); + params->override_cfb_stride = intel_fbc_override_cfb_stride(fbc, cache); params->plane_visible = cache->plane.visible; } @@ -1026,8 +1173,8 @@ static void intel_fbc_get_reg_params(struct intel_crtc *crtc, static bool intel_fbc_can_flip_nuke(const struct intel_crtc_state *crtc_state) { struct intel_crtc *crtc = to_intel_crtc(crtc_state->uapi.crtc); - struct drm_i915_private *dev_priv = to_i915(crtc->base.dev); - const struct intel_fbc *fbc = &dev_priv->fbc; + struct drm_i915_private *i915 = to_i915(crtc->base.dev); + struct intel_fbc *fbc = &i915->fbc; const struct intel_fbc_state_cache *cache = &fbc->state_cache; const struct intel_fbc_reg_params *params = &fbc->params; @@ -1049,13 +1196,13 @@ static bool intel_fbc_can_flip_nuke(const struct intel_crtc_state *crtc_state) if (params->fb.stride != cache->fb.stride) return false; - if (params->cfb_stride != intel_fbc_cfb_stride(dev_priv, cache)) + if (params->cfb_stride != intel_fbc_cfb_stride(fbc, cache)) return false; - if (params->cfb_size != intel_fbc_cfb_size(dev_priv, cache)) + if (params->cfb_size != intel_fbc_cfb_size(fbc, cache)) return false; - if (params->override_cfb_stride != intel_fbc_override_cfb_stride(dev_priv, cache)) + if (params->override_cfb_stride != intel_fbc_override_cfb_stride(fbc, cache)) return false; return true; @@ -1069,12 +1216,12 @@ bool intel_fbc_pre_update(struct intel_atomic_state *state, intel_atomic_get_new_crtc_state(state, crtc); const struct intel_plane_state *plane_state = intel_atomic_get_new_plane_state(state, plane); - struct drm_i915_private *dev_priv = to_i915(crtc->base.dev); - struct intel_fbc *fbc = &dev_priv->fbc; + struct drm_i915_private *i915 = to_i915(crtc->base.dev); + struct intel_fbc *fbc = plane->fbc; const char *reason = "update pending"; bool need_vblank_wait = false; - if (!plane->has_fbc || !plane_state) + if (!fbc || !plane_state) return need_vblank_wait; mutex_lock(&fbc->lock); @@ -1086,7 +1233,7 @@ bool intel_fbc_pre_update(struct intel_atomic_state *state, fbc->flip_pending = true; if (!intel_fbc_can_flip_nuke(crtc_state)) { - intel_fbc_deactivate(dev_priv, reason); + intel_fbc_deactivate(fbc, reason); /* * Display WA #1198: glk+ @@ -1102,7 +1249,7 @@ bool intel_fbc_pre_update(struct intel_atomic_state *state, * if at least one frame has already passed. */ if (fbc->activated && - DISPLAY_VER(dev_priv) >= 10) + DISPLAY_VER(i915) >= 10) need_vblank_wait = true; fbc->activated = false; } @@ -1112,70 +1259,62 @@ unlock: return need_vblank_wait; } -/** - * __intel_fbc_disable - disable FBC - * @dev_priv: i915 device instance - * - * This is the low level function that actually disables FBC. Callers should - * grab the FBC lock. - */ -static void __intel_fbc_disable(struct drm_i915_private *dev_priv) +static void __intel_fbc_disable(struct intel_fbc *fbc) { - struct intel_fbc *fbc = &dev_priv->fbc; + struct drm_i915_private *i915 = fbc->i915; struct intel_crtc *crtc = fbc->crtc; - drm_WARN_ON(&dev_priv->drm, !mutex_is_locked(&fbc->lock)); - drm_WARN_ON(&dev_priv->drm, !fbc->crtc); - drm_WARN_ON(&dev_priv->drm, fbc->active); + drm_WARN_ON(&i915->drm, !mutex_is_locked(&fbc->lock)); + drm_WARN_ON(&i915->drm, !fbc->crtc); + drm_WARN_ON(&i915->drm, fbc->active); - drm_dbg_kms(&dev_priv->drm, "Disabling FBC on pipe %c\n", + drm_dbg_kms(&i915->drm, "Disabling FBC on pipe %c\n", pipe_name(crtc->pipe)); - __intel_fbc_cleanup_cfb(dev_priv); + __intel_fbc_cleanup_cfb(fbc); fbc->crtc = NULL; } static void __intel_fbc_post_update(struct intel_crtc *crtc) { - struct drm_i915_private *dev_priv = to_i915(crtc->base.dev); - struct intel_fbc *fbc = &dev_priv->fbc; + struct drm_i915_private *i915 = to_i915(crtc->base.dev); + struct intel_fbc *fbc = &i915->fbc; - drm_WARN_ON(&dev_priv->drm, !mutex_is_locked(&fbc->lock)); + drm_WARN_ON(&i915->drm, !mutex_is_locked(&fbc->lock)); if (fbc->crtc != crtc) return; fbc->flip_pending = false; - if (!dev_priv->params.enable_fbc) { - intel_fbc_deactivate(dev_priv, "disabled at runtime per module param"); - __intel_fbc_disable(dev_priv); + if (!i915->params.enable_fbc) { + intel_fbc_deactivate(fbc, "disabled at runtime per module param"); + __intel_fbc_disable(fbc); return; } - intel_fbc_get_reg_params(crtc, &fbc->params); + intel_fbc_get_reg_params(fbc, crtc); if (!intel_fbc_can_activate(crtc)) return; if (!fbc->busy_bits) - intel_fbc_activate(dev_priv); + intel_fbc_activate(fbc); else - intel_fbc_deactivate(dev_priv, "frontbuffer write"); + intel_fbc_deactivate(fbc, "frontbuffer write"); } void intel_fbc_post_update(struct intel_atomic_state *state, struct intel_crtc *crtc) { - struct drm_i915_private *dev_priv = to_i915(crtc->base.dev); struct intel_plane *plane = to_intel_plane(crtc->base.primary); const struct intel_plane_state *plane_state = intel_atomic_get_new_plane_state(state, plane); - struct intel_fbc *fbc = &dev_priv->fbc; + struct intel_fbc *fbc = plane->fbc; - if (!plane->has_fbc || !plane_state) + if (!fbc || !plane_state) return; mutex_lock(&fbc->lock); @@ -1191,13 +1330,13 @@ static unsigned int intel_fbc_get_frontbuffer_bit(struct intel_fbc *fbc) return fbc->possible_framebuffer_bits; } -void intel_fbc_invalidate(struct drm_i915_private *dev_priv, +void intel_fbc_invalidate(struct drm_i915_private *i915, unsigned int frontbuffer_bits, enum fb_op_origin origin) { - struct intel_fbc *fbc = &dev_priv->fbc; + struct intel_fbc *fbc = &i915->fbc; - if (!HAS_FBC(dev_priv)) + if (!HAS_FBC(i915)) return; if (origin == ORIGIN_FLIP || origin == ORIGIN_CURSOR_UPDATE) @@ -1208,17 +1347,17 @@ void intel_fbc_invalidate(struct drm_i915_private *dev_priv, fbc->busy_bits |= intel_fbc_get_frontbuffer_bit(fbc) & frontbuffer_bits; if (fbc->crtc && fbc->busy_bits) - intel_fbc_deactivate(dev_priv, "frontbuffer write"); + intel_fbc_deactivate(fbc, "frontbuffer write"); mutex_unlock(&fbc->lock); } -void intel_fbc_flush(struct drm_i915_private *dev_priv, +void intel_fbc_flush(struct drm_i915_private *i915, unsigned int frontbuffer_bits, enum fb_op_origin origin) { - struct intel_fbc *fbc = &dev_priv->fbc; + struct intel_fbc *fbc = &i915->fbc; - if (!HAS_FBC(dev_priv)) + if (!HAS_FBC(i915)) return; mutex_lock(&fbc->lock); @@ -1231,7 +1370,7 @@ void intel_fbc_flush(struct drm_i915_private *dev_priv, if (!fbc->busy_bits && fbc->crtc && (frontbuffer_bits & intel_fbc_get_frontbuffer_bit(fbc))) { if (fbc->active) - intel_fbc_recompress(dev_priv); + intel_fbc_nuke(fbc); else if (!fbc->flip_pending) __intel_fbc_post_update(fbc->crtc); } @@ -1242,7 +1381,7 @@ out: /** * intel_fbc_choose_crtc - select a CRTC to enable FBC on - * @dev_priv: i915 device instance + * @i915: i915 device instance * @state: the atomic state structure * * This function looks at the proposed state for CRTCs and planes, then chooses @@ -1250,12 +1389,12 @@ out: * true. * * Later, intel_fbc_enable is going to look for state->enable_fbc and then maybe - * enable FBC for the chosen CRTC. If it does, it will set dev_priv->fbc.crtc. + * enable FBC for the chosen CRTC. If it does, it will set i915->fbc.crtc. */ -void intel_fbc_choose_crtc(struct drm_i915_private *dev_priv, +void intel_fbc_choose_crtc(struct drm_i915_private *i915, struct intel_atomic_state *state) { - struct intel_fbc *fbc = &dev_priv->fbc; + struct intel_fbc *fbc = &i915->fbc; struct intel_plane *plane; struct intel_plane_state *plane_state; bool crtc_chosen = false; @@ -1268,7 +1407,7 @@ void intel_fbc_choose_crtc(struct drm_i915_private *dev_priv, !intel_atomic_get_new_crtc_state(state, fbc->crtc)) goto out; - if (!intel_fbc_can_enable(dev_priv)) + if (!intel_fbc_can_enable(fbc)) goto out; /* Simply choose the first CRTC that is compatible and has a visible @@ -1279,7 +1418,7 @@ void intel_fbc_choose_crtc(struct drm_i915_private *dev_priv, struct intel_crtc_state *crtc_state; struct intel_crtc *crtc = to_intel_crtc(plane_state->hw.crtc); - if (!plane->has_fbc) + if (plane->fbc != fbc) continue; if (!plane_state->uapi.visible) @@ -1312,19 +1451,21 @@ out: static void intel_fbc_enable(struct intel_atomic_state *state, struct intel_crtc *crtc) { - struct drm_i915_private *dev_priv = to_i915(crtc->base.dev); + struct drm_i915_private *i915 = to_i915(crtc->base.dev); struct intel_plane *plane = to_intel_plane(crtc->base.primary); const struct intel_crtc_state *crtc_state = intel_atomic_get_new_crtc_state(state, crtc); const struct intel_plane_state *plane_state = intel_atomic_get_new_plane_state(state, plane); - struct intel_fbc *fbc = &dev_priv->fbc; - struct intel_fbc_state_cache *cache = &fbc->state_cache; + struct intel_fbc *fbc = plane->fbc; + struct intel_fbc_state_cache *cache; int min_limit; - if (!plane->has_fbc || !plane_state) + if (!fbc || !plane_state) return; + cache = &fbc->state_cache; + min_limit = intel_fbc_min_limit(plane_state->hw.fb ? plane_state->hw.fb->format->cpp[0] : 0); @@ -1335,13 +1476,13 @@ static void intel_fbc_enable(struct intel_atomic_state *state, goto out; if (fbc->limit >= min_limit && - !intel_fbc_cfb_size_changed(dev_priv)) + !intel_fbc_cfb_size_changed(fbc)) goto out; - __intel_fbc_disable(dev_priv); + __intel_fbc_disable(fbc); } - drm_WARN_ON(&dev_priv->drm, fbc->active); + drm_WARN_ON(&i915->drm, fbc->active); intel_fbc_update_state_cache(crtc, crtc_state, plane_state); @@ -1349,20 +1490,19 @@ static void intel_fbc_enable(struct intel_atomic_state *state, if (!cache->plane.visible) goto out; - if (intel_fbc_alloc_cfb(dev_priv, - intel_fbc_cfb_size(dev_priv, cache), min_limit)) { + if (intel_fbc_alloc_cfb(fbc, intel_fbc_cfb_size(fbc, cache), min_limit)) { cache->plane.visible = false; fbc->no_fbc_reason = "not enough stolen memory"; goto out; } - drm_dbg_kms(&dev_priv->drm, "Enabling FBC on pipe %c\n", + drm_dbg_kms(&i915->drm, "Enabling FBC on pipe %c\n", pipe_name(crtc->pipe)); fbc->no_fbc_reason = "FBC enabled but not active yet\n"; fbc->crtc = crtc; - intel_fbc_program_cfb(dev_priv); + intel_fbc_program_cfb(fbc); out: mutex_unlock(&fbc->lock); } @@ -1375,16 +1515,15 @@ out: */ void intel_fbc_disable(struct intel_crtc *crtc) { - struct drm_i915_private *dev_priv = to_i915(crtc->base.dev); struct intel_plane *plane = to_intel_plane(crtc->base.primary); - struct intel_fbc *fbc = &dev_priv->fbc; + struct intel_fbc *fbc = plane->fbc; - if (!plane->has_fbc) + if (!fbc) return; mutex_lock(&fbc->lock); if (fbc->crtc == crtc) - __intel_fbc_disable(dev_priv); + __intel_fbc_disable(fbc); mutex_unlock(&fbc->lock); } @@ -1412,30 +1551,30 @@ void intel_fbc_update(struct intel_atomic_state *state, /** * intel_fbc_global_disable - globally disable FBC - * @dev_priv: i915 device instance + * @i915: i915 device instance * * This function disables FBC regardless of which CRTC is associated with it. */ -void intel_fbc_global_disable(struct drm_i915_private *dev_priv) +void intel_fbc_global_disable(struct drm_i915_private *i915) { - struct intel_fbc *fbc = &dev_priv->fbc; + struct intel_fbc *fbc = &i915->fbc; - if (!HAS_FBC(dev_priv)) + if (!HAS_FBC(i915)) return; mutex_lock(&fbc->lock); if (fbc->crtc) { - drm_WARN_ON(&dev_priv->drm, fbc->crtc->active); - __intel_fbc_disable(dev_priv); + drm_WARN_ON(&i915->drm, fbc->crtc->active); + __intel_fbc_disable(fbc); } mutex_unlock(&fbc->lock); } static void intel_fbc_underrun_work_fn(struct work_struct *work) { - struct drm_i915_private *dev_priv = + struct drm_i915_private *i915 = container_of(work, struct drm_i915_private, fbc.underrun_work); - struct intel_fbc *fbc = &dev_priv->fbc; + struct intel_fbc *fbc = &i915->fbc; mutex_lock(&fbc->lock); @@ -1443,46 +1582,47 @@ static void intel_fbc_underrun_work_fn(struct work_struct *work) if (fbc->underrun_detected || !fbc->crtc) goto out; - drm_dbg_kms(&dev_priv->drm, "Disabling FBC due to FIFO underrun.\n"); + drm_dbg_kms(&i915->drm, "Disabling FBC due to FIFO underrun.\n"); fbc->underrun_detected = true; - intel_fbc_deactivate(dev_priv, "FIFO underrun"); + intel_fbc_deactivate(fbc, "FIFO underrun"); out: mutex_unlock(&fbc->lock); } /* * intel_fbc_reset_underrun - reset FBC fifo underrun status. - * @dev_priv: i915 device instance + * @fbc: The FBC instance * * See intel_fbc_handle_fifo_underrun_irq(). For automated testing we * want to re-enable FBC after an underrun to increase test coverage. */ -int intel_fbc_reset_underrun(struct drm_i915_private *dev_priv) +int intel_fbc_reset_underrun(struct intel_fbc *fbc) { + struct drm_i915_private *i915 = fbc->i915; int ret; - cancel_work_sync(&dev_priv->fbc.underrun_work); + cancel_work_sync(&fbc->underrun_work); - ret = mutex_lock_interruptible(&dev_priv->fbc.lock); + ret = mutex_lock_interruptible(&fbc->lock); if (ret) return ret; - if (dev_priv->fbc.underrun_detected) { - drm_dbg_kms(&dev_priv->drm, + if (fbc->underrun_detected) { + drm_dbg_kms(&i915->drm, "Re-allowing FBC after fifo underrun\n"); - dev_priv->fbc.no_fbc_reason = "FIFO underrun cleared"; + fbc->no_fbc_reason = "FIFO underrun cleared"; } - dev_priv->fbc.underrun_detected = false; - mutex_unlock(&dev_priv->fbc.lock); + fbc->underrun_detected = false; + mutex_unlock(&fbc->lock); return 0; } /** * intel_fbc_handle_fifo_underrun_irq - disable FBC when we get a FIFO underrun - * @dev_priv: i915 device instance + * @fbc: The FBC instance * * Without FBC, most underruns are harmless and don't really cause too many * problems, except for an annoying message on dmesg. With FBC, underruns can @@ -1494,11 +1634,9 @@ int intel_fbc_reset_underrun(struct drm_i915_private *dev_priv) * * This function is called from the IRQ handler. */ -void intel_fbc_handle_fifo_underrun_irq(struct drm_i915_private *dev_priv) +void intel_fbc_handle_fifo_underrun_irq(struct intel_fbc *fbc) { - struct intel_fbc *fbc = &dev_priv->fbc; - - if (!HAS_FBC(dev_priv)) + if (!HAS_FBC(fbc->i915)) return; /* There's no guarantee that underrun_detected won't be set to true @@ -1522,26 +1660,26 @@ void intel_fbc_handle_fifo_underrun_irq(struct drm_i915_private *dev_priv) * space to change the value during runtime without sanitizing it again. IGT * relies on being able to change i915.enable_fbc at runtime. */ -static int intel_sanitize_fbc_option(struct drm_i915_private *dev_priv) +static int intel_sanitize_fbc_option(struct drm_i915_private *i915) { - if (dev_priv->params.enable_fbc >= 0) - return !!dev_priv->params.enable_fbc; + if (i915->params.enable_fbc >= 0) + return !!i915->params.enable_fbc; - if (!HAS_FBC(dev_priv)) + if (!HAS_FBC(i915)) return 0; - if (IS_BROADWELL(dev_priv) || DISPLAY_VER(dev_priv) >= 9) + if (IS_BROADWELL(i915) || DISPLAY_VER(i915) >= 9) return 1; return 0; } -static bool need_fbc_vtd_wa(struct drm_i915_private *dev_priv) +static bool need_fbc_vtd_wa(struct drm_i915_private *i915) { /* WaFbcTurnOffFbcWhenHyperVisorIsUsed:skl,bxt */ - if (intel_vtd_active() && - (IS_SKYLAKE(dev_priv) || IS_BROXTON(dev_priv))) { - drm_info(&dev_priv->drm, + if (intel_vtd_active(i915) && + (IS_SKYLAKE(i915) || IS_BROXTON(i915))) { + drm_info(&i915->drm, "Disabling framebuffer compression (FBC) to prevent screen flicker with VT-d enabled\n"); return true; } @@ -1551,36 +1689,50 @@ static bool need_fbc_vtd_wa(struct drm_i915_private *dev_priv) /** * intel_fbc_init - Initialize FBC - * @dev_priv: the i915 device + * @i915: the i915 device * * This function might be called during PM init process. */ -void intel_fbc_init(struct drm_i915_private *dev_priv) +void intel_fbc_init(struct drm_i915_private *i915) { - struct intel_fbc *fbc = &dev_priv->fbc; + struct intel_fbc *fbc = &i915->fbc; + fbc->i915 = i915; INIT_WORK(&fbc->underrun_work, intel_fbc_underrun_work_fn); mutex_init(&fbc->lock); fbc->active = false; - if (!drm_mm_initialized(&dev_priv->mm.stolen)) - mkwrite_device_info(dev_priv)->display.has_fbc = false; + if (!drm_mm_initialized(&i915->mm.stolen)) + mkwrite_device_info(i915)->display.has_fbc = false; - if (need_fbc_vtd_wa(dev_priv)) - mkwrite_device_info(dev_priv)->display.has_fbc = false; + if (need_fbc_vtd_wa(i915)) + mkwrite_device_info(i915)->display.has_fbc = false; - dev_priv->params.enable_fbc = intel_sanitize_fbc_option(dev_priv); - drm_dbg_kms(&dev_priv->drm, "Sanitized enable_fbc value: %d\n", - dev_priv->params.enable_fbc); + i915->params.enable_fbc = intel_sanitize_fbc_option(i915); + drm_dbg_kms(&i915->drm, "Sanitized enable_fbc value: %d\n", + i915->params.enable_fbc); - if (!HAS_FBC(dev_priv)) { + if (!HAS_FBC(i915)) { fbc->no_fbc_reason = "unsupported by this chipset"; return; } + if (DISPLAY_VER(i915) >= 7) + fbc->funcs = &ivb_fbc_funcs; + else if (DISPLAY_VER(i915) == 6) + fbc->funcs = &snb_fbc_funcs; + else if (DISPLAY_VER(i915) == 5) + fbc->funcs = &ilk_fbc_funcs; + else if (IS_G4X(i915)) + fbc->funcs = &g4x_fbc_funcs; + else if (DISPLAY_VER(i915) == 4) + fbc->funcs = &i965_fbc_funcs; + else + fbc->funcs = &i8xx_fbc_funcs; + /* We still don't have any sort of hardware state readout for FBC, so * deactivate it in case the BIOS activated it to make sure software * matches the hardware state. */ - if (intel_fbc_hw_is_active(dev_priv)) - intel_fbc_hw_deactivate(dev_priv); + if (intel_fbc_hw_is_active(fbc)) + intel_fbc_hw_deactivate(fbc); } |