diff options
Diffstat (limited to 'drivers/gpu/drm/i915/i915_drv.c')
| -rw-r--r-- | drivers/gpu/drm/i915/i915_drv.c | 190 |
1 files changed, 105 insertions, 85 deletions
diff --git a/drivers/gpu/drm/i915/i915_drv.c b/drivers/gpu/drm/i915/i915_drv.c index 69d8ed5416c3..989be12cdd6e 100644 --- a/drivers/gpu/drm/i915/i915_drv.c +++ b/drivers/gpu/drm/i915/i915_drv.c @@ -160,49 +160,58 @@ extern int intel_agp_enabled; static const struct intel_device_info intel_i830_info = { .gen = 2, .is_mobile = 1, .cursor_needs_physical = 1, .num_pipes = 2, .has_overlay = 1, .overlay_needs_physical = 1, + .ring_mask = RENDER_RING, }; static const struct intel_device_info intel_845g_info = { .gen = 2, .num_pipes = 1, .has_overlay = 1, .overlay_needs_physical = 1, + .ring_mask = RENDER_RING, }; static const struct intel_device_info intel_i85x_info = { .gen = 2, .is_i85x = 1, .is_mobile = 1, .num_pipes = 2, .cursor_needs_physical = 1, .has_overlay = 1, .overlay_needs_physical = 1, + .ring_mask = RENDER_RING, }; static const struct intel_device_info intel_i865g_info = { .gen = 2, .num_pipes = 1, .has_overlay = 1, .overlay_needs_physical = 1, + .ring_mask = RENDER_RING, }; static const struct intel_device_info intel_i915g_info = { .gen = 3, .is_i915g = 1, .cursor_needs_physical = 1, .num_pipes = 2, .has_overlay = 1, .overlay_needs_physical = 1, + .ring_mask = RENDER_RING, }; static const struct intel_device_info intel_i915gm_info = { .gen = 3, .is_mobile = 1, .num_pipes = 2, .cursor_needs_physical = 1, .has_overlay = 1, .overlay_needs_physical = 1, .supports_tv = 1, + .ring_mask = RENDER_RING, }; static const struct intel_device_info intel_i945g_info = { .gen = 3, .has_hotplug = 1, .cursor_needs_physical = 1, .num_pipes = 2, .has_overlay = 1, .overlay_needs_physical = 1, + .ring_mask = RENDER_RING, }; static const struct intel_device_info intel_i945gm_info = { .gen = 3, .is_i945gm = 1, .is_mobile = 1, .num_pipes = 2, .has_hotplug = 1, .cursor_needs_physical = 1, .has_overlay = 1, .overlay_needs_physical = 1, .supports_tv = 1, + .ring_mask = RENDER_RING, }; static const struct intel_device_info intel_i965g_info = { .gen = 4, .is_broadwater = 1, .num_pipes = 2, .has_hotplug = 1, .has_overlay = 1, + .ring_mask = RENDER_RING, }; static const struct intel_device_info intel_i965gm_info = { @@ -210,18 +219,20 @@ static const struct intel_device_info intel_i965gm_info = { .is_mobile = 1, .has_fbc = 1, .has_hotplug = 1, .has_overlay = 1, .supports_tv = 1, + .ring_mask = RENDER_RING, }; static const struct intel_device_info intel_g33_info = { .gen = 3, .is_g33 = 1, .num_pipes = 2, .need_gfx_hws = 1, .has_hotplug = 1, .has_overlay = 1, + .ring_mask = RENDER_RING, }; static const struct intel_device_info intel_g45_info = { .gen = 4, .is_g4x = 1, .need_gfx_hws = 1, .num_pipes = 2, .has_pipe_cxsr = 1, .has_hotplug = 1, - .has_bsd_ring = 1, + .ring_mask = RENDER_RING | BSD_RING, }; static const struct intel_device_info intel_gm45_info = { @@ -229,7 +240,7 @@ static const struct intel_device_info intel_gm45_info = { .is_mobile = 1, .need_gfx_hws = 1, .has_fbc = 1, .has_pipe_cxsr = 1, .has_hotplug = 1, .supports_tv = 1, - .has_bsd_ring = 1, + .ring_mask = RENDER_RING | BSD_RING, }; static const struct intel_device_info intel_pineview_info = { @@ -241,42 +252,36 @@ static const struct intel_device_info intel_pineview_info = { static const struct intel_device_info intel_ironlake_d_info = { .gen = 5, .num_pipes = 2, .need_gfx_hws = 1, .has_hotplug = 1, - .has_bsd_ring = 1, + .ring_mask = RENDER_RING | BSD_RING, }; static const struct intel_device_info intel_ironlake_m_info = { .gen = 5, .is_mobile = 1, .num_pipes = 2, .need_gfx_hws = 1, .has_hotplug = 1, .has_fbc = 1, - .has_bsd_ring = 1, + .ring_mask = RENDER_RING | BSD_RING, }; static const struct intel_device_info intel_sandybridge_d_info = { .gen = 6, .num_pipes = 2, .need_gfx_hws = 1, .has_hotplug = 1, - .has_bsd_ring = 1, - .has_blt_ring = 1, + .ring_mask = RENDER_RING | BSD_RING | BLT_RING, .has_llc = 1, - .has_force_wake = 1, }; static const struct intel_device_info intel_sandybridge_m_info = { .gen = 6, .is_mobile = 1, .num_pipes = 2, .need_gfx_hws = 1, .has_hotplug = 1, .has_fbc = 1, - .has_bsd_ring = 1, - .has_blt_ring = 1, + .ring_mask = RENDER_RING | BSD_RING | BLT_RING, .has_llc = 1, - .has_force_wake = 1, }; #define GEN7_FEATURES \ .gen = 7, .num_pipes = 3, \ .need_gfx_hws = 1, .has_hotplug = 1, \ - .has_bsd_ring = 1, \ - .has_blt_ring = 1, \ - .has_llc = 1, \ - .has_force_wake = 1 + .ring_mask = RENDER_RING | BSD_RING | BLT_RING, \ + .has_llc = 1 static const struct intel_device_info intel_ivybridge_d_info = { GEN7_FEATURES, @@ -318,7 +323,7 @@ static const struct intel_device_info intel_haswell_d_info = { .is_haswell = 1, .has_ddi = 1, .has_fpga_dbg = 1, - .has_vebox_ring = 1, + .ring_mask = RENDER_RING | BSD_RING | BLT_RING | VEBOX_RING, }; static const struct intel_device_info intel_haswell_m_info = { @@ -328,7 +333,25 @@ static const struct intel_device_info intel_haswell_m_info = { .has_ddi = 1, .has_fpga_dbg = 1, .has_fbc = 1, - .has_vebox_ring = 1, + .ring_mask = RENDER_RING | BSD_RING | BLT_RING | VEBOX_RING, +}; + +static const struct intel_device_info intel_broadwell_d_info = { + .is_preliminary = 1, + .gen = 8, .num_pipes = 3, + .need_gfx_hws = 1, .has_hotplug = 1, + .ring_mask = RENDER_RING | BSD_RING | BLT_RING | VEBOX_RING, + .has_llc = 1, + .has_ddi = 1, +}; + +static const struct intel_device_info intel_broadwell_m_info = { + .is_preliminary = 1, + .gen = 8, .is_mobile = 1, .num_pipes = 3, + .need_gfx_hws = 1, .has_hotplug = 1, + .ring_mask = RENDER_RING | BSD_RING | BLT_RING | VEBOX_RING, + .has_llc = 1, + .has_ddi = 1, }; /* @@ -362,7 +385,9 @@ static const struct intel_device_info intel_haswell_m_info = { INTEL_HSW_D_IDS(&intel_haswell_d_info), \ INTEL_HSW_M_IDS(&intel_haswell_m_info), \ INTEL_VLV_M_IDS(&intel_valleyview_m_info), \ - INTEL_VLV_D_IDS(&intel_valleyview_d_info) + INTEL_VLV_D_IDS(&intel_valleyview_d_info), \ + INTEL_BDW_M_IDS(&intel_broadwell_m_info), \ + INTEL_BDW_D_IDS(&intel_broadwell_d_info) static const struct pci_device_id pciidlist[] = { /* aka */ INTEL_PCI_IDS, @@ -416,13 +441,19 @@ void intel_detect_pch(struct drm_device *dev) } else if (id == INTEL_PCH_PPT_DEVICE_ID_TYPE) { /* PantherPoint is CPT compatible */ dev_priv->pch_type = PCH_CPT; - DRM_DEBUG_KMS("Found PatherPoint PCH\n"); + DRM_DEBUG_KMS("Found PantherPoint PCH\n"); WARN_ON(!(IS_GEN6(dev) || IS_IVYBRIDGE(dev))); } else if (id == INTEL_PCH_LPT_DEVICE_ID_TYPE) { dev_priv->pch_type = PCH_LPT; DRM_DEBUG_KMS("Found LynxPoint PCH\n"); WARN_ON(!IS_HASWELL(dev)); WARN_ON(IS_ULT(dev)); + } else if (IS_BROADWELL(dev)) { + dev_priv->pch_type = PCH_LPT; + dev_priv->pch_id = + INTEL_PCH_LPT_LP_DEVICE_ID_TYPE; + DRM_DEBUG_KMS("This is Broadwell, assuming " + "LynxPoint LP PCH\n"); } else if (id == INTEL_PCH_LPT_LP_DEVICE_ID_TYPE) { dev_priv->pch_type = PCH_LPT; DRM_DEBUG_KMS("Found LynxPoint LP PCH\n"); @@ -447,6 +478,12 @@ bool i915_semaphore_is_enabled(struct drm_device *dev) if (INTEL_INFO(dev)->gen < 6) return 0; + /* Until we get further testing... */ + if (IS_GEN8(dev)) { + WARN_ON(!i915_preliminary_hw_support); + return 0; + } + if (i915_semaphores >= 0) return i915_semaphores; @@ -472,7 +509,7 @@ static int i915_drm_freeze(struct drm_device *dev) /* We do a lot of poking in a lot of registers, make sure they work * properly. */ hsw_disable_package_c8(dev_priv); - intel_set_power_well(dev, true); + intel_display_set_init_power(dev, true); drm_kms_helper_poll_disable(dev); @@ -482,9 +519,7 @@ static int i915_drm_freeze(struct drm_device *dev) if (drm_core_check_feature(dev, DRIVER_MODESET)) { int error; - mutex_lock(&dev->struct_mutex); - error = i915_gem_idle(dev); - mutex_unlock(&dev->struct_mutex); + error = i915_gem_suspend(dev); if (error) { dev_err(&dev->pdev->dev, "GEM idle failed, resume might fail\n"); @@ -505,6 +540,8 @@ static int i915_drm_freeze(struct drm_device *dev) intel_modeset_suspend_hw(dev); } + i915_gem_suspend_gtt_mappings(dev); + i915_save_state(dev); intel_opregion_fini(dev); @@ -576,11 +613,24 @@ static void intel_resume_hotplug(struct drm_device *dev) drm_helper_hpd_irq_event(dev); } -static int __i915_drm_thaw(struct drm_device *dev) +static int __i915_drm_thaw(struct drm_device *dev, bool restore_gtt_mappings) { struct drm_i915_private *dev_priv = dev->dev_private; int error = 0; + intel_uncore_early_sanitize(dev); + + intel_uncore_sanitize(dev); + + if (drm_core_check_feature(dev, DRIVER_MODESET) && + restore_gtt_mappings) { + mutex_lock(&dev->struct_mutex); + i915_gem_restore_gtt_mappings(dev); + mutex_unlock(&dev->struct_mutex); + } + + intel_power_domains_init_hw(dev); + i915_restore_state(dev); intel_opregion_setup(dev); @@ -640,19 +690,10 @@ static int __i915_drm_thaw(struct drm_device *dev) static int i915_drm_thaw(struct drm_device *dev) { - int error = 0; + if (drm_core_check_feature(dev, DRIVER_MODESET)) + i915_check_and_clear_faults(dev); - intel_uncore_sanitize(dev); - - if (drm_core_check_feature(dev, DRIVER_MODESET)) { - mutex_lock(&dev->struct_mutex); - i915_gem_restore_gtt_mappings(dev); - mutex_unlock(&dev->struct_mutex); - } - - __i915_drm_thaw(dev); - - return error; + return __i915_drm_thaw(dev, true); } int i915_resume(struct drm_device *dev) @@ -668,20 +709,12 @@ int i915_resume(struct drm_device *dev) pci_set_master(dev->pdev); - intel_uncore_sanitize(dev); - /* * Platforms with opregion should have sane BIOS, older ones (gen3 and - * earlier) need this since the BIOS might clear all our scratch PTEs. + * earlier) need to restore the GTT mappings since the BIOS might clear + * all our scratch PTEs. */ - if (drm_core_check_feature(dev, DRIVER_MODESET) && - !dev_priv->opregion.header) { - mutex_lock(&dev->struct_mutex); - i915_gem_restore_gtt_mappings(dev); - mutex_unlock(&dev->struct_mutex); - } - - ret = __i915_drm_thaw(dev); + ret = __i915_drm_thaw(dev, !dev_priv->opregion.header); if (ret) return ret; @@ -719,24 +752,19 @@ int i915_reset(struct drm_device *dev) simulated = dev_priv->gpu_error.stop_rings != 0; - if (!simulated && get_seconds() - dev_priv->gpu_error.last_reset < 5) { - DRM_ERROR("GPU hanging too fast, declaring wedged!\n"); - ret = -ENODEV; - } else { - ret = intel_gpu_reset(dev); - - /* Also reset the gpu hangman. */ - if (simulated) { - DRM_INFO("Simulated gpu hang, resetting stop_rings\n"); - dev_priv->gpu_error.stop_rings = 0; - if (ret == -ENODEV) { - DRM_ERROR("Reset not implemented, but ignoring " - "error for simulated gpu hangs\n"); - ret = 0; - } - } else - dev_priv->gpu_error.last_reset = get_seconds(); + ret = intel_gpu_reset(dev); + + /* Also reset the gpu hangman. */ + if (simulated) { + DRM_INFO("Simulated gpu hang, resetting stop_rings\n"); + dev_priv->gpu_error.stop_rings = 0; + if (ret == -ENODEV) { + DRM_ERROR("Reset not implemented, but ignoring " + "error for simulated gpu hangs\n"); + ret = 0; + } } + if (ret) { DRM_ERROR("Failed to reset chip.\n"); mutex_unlock(&dev->struct_mutex); @@ -759,30 +787,17 @@ int i915_reset(struct drm_device *dev) */ if (drm_core_check_feature(dev, DRIVER_MODESET) || !dev_priv->ums.mm_suspended) { - struct intel_ring_buffer *ring; - int i; - + bool hw_contexts_disabled = dev_priv->hw_contexts_disabled; dev_priv->ums.mm_suspended = 0; - i915_gem_init_swizzling(dev); - - for_each_ring(ring, dev_priv, i) - ring->init(ring); - - i915_gem_context_init(dev); - if (dev_priv->mm.aliasing_ppgtt) { - ret = dev_priv->mm.aliasing_ppgtt->enable(dev); - if (ret) - i915_gem_cleanup_aliasing_ppgtt(dev); - } - - /* - * It would make sense to re-init all the other hw state, at - * least the rps/rc6/emon init done within modeset_init_hw. For - * some unknown reason, this blows up my ilk, so don't. - */ - + ret = i915_gem_init_hw(dev); + if (!hw_contexts_disabled && dev_priv->hw_contexts_disabled) + DRM_ERROR("HW contexts didn't survive reset\n"); mutex_unlock(&dev->struct_mutex); + if (ret) { + DRM_ERROR("Failed hw init on reset %d\n", ret); + return ret; + } drm_irq_uninstall(dev); drm_irq_install(dev); @@ -799,6 +814,12 @@ static int i915_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent) struct intel_device_info *intel_info = (struct intel_device_info *) ent->driver_data; + if (IS_PRELIMINARY_HW(intel_info) && !i915_preliminary_hw_support) { + DRM_INFO("This hardware requires preliminary hardware support.\n" + "See CONFIG_DRM_I915_PRELIMINARY_HW_SUPPORT, and/or modparam preliminary_hw_support\n"); + return -ENODEV; + } + /* Only bind to function 0 of the device. Early generations * used function 1 as a placeholder for multi-head. This causes * us confusion instead, especially on the systems where both @@ -946,7 +967,6 @@ static struct drm_driver driver = { .debugfs_init = i915_debugfs_init, .debugfs_cleanup = i915_debugfs_cleanup, #endif - .gem_init_object = i915_gem_init_object, .gem_free_object = i915_gem_free_object, .gem_vm_ops = &i915_gem_vm_ops, |