diff options
Diffstat (limited to 'drivers/gpu/drm/i915/i915_drv.c')
| -rw-r--r-- | drivers/gpu/drm/i915/i915_drv.c | 74 |
1 files changed, 47 insertions, 27 deletions
diff --git a/drivers/gpu/drm/i915/i915_drv.c b/drivers/gpu/drm/i915/i915_drv.c index acc32066cec3..320856b665a1 100644 --- a/drivers/gpu/drm/i915/i915_drv.c +++ b/drivers/gpu/drm/i915/i915_drv.c @@ -84,9 +84,10 @@ #include "intel_gvt.h" #include "intel_memory_region.h" #include "intel_pm.h" +#include "intel_sideband.h" #include "vlv_suspend.h" -static struct drm_driver driver; +static const struct drm_driver driver; static int i915_get_bridge_dev(struct drm_i915_private *dev_priv) { @@ -616,6 +617,8 @@ static int i915_driver_hw_probe(struct drm_i915_private *dev_priv) */ intel_dram_detect(dev_priv); + intel_pcode_init(dev_priv); + intel_bw_init_hw(dev_priv); return 0; @@ -668,7 +671,8 @@ static void i915_driver_register(struct drm_i915_private *dev_priv) /* Reveal our presence to userspace */ if (drm_dev_register(dev, 0) == 0) { i915_debugfs_register(dev_priv); - intel_display_debugfs_register(dev_priv); + if (HAS_DISPLAY(dev_priv)) + intel_display_debugfs_register(dev_priv); i915_setup_sysfs(dev_priv); /* Depends on sysfs having been initialized */ @@ -840,9 +844,7 @@ int i915_driver_probe(struct pci_dev *pdev, const struct pci_device_id *ent) i915->params.fake_lmem_start) { mkwrite_device_info(i915)->memory_regions = REGION_SMEM | REGION_LMEM | REGION_STOLEN; - mkwrite_device_info(i915)->is_dgfx = true; GEM_BUG_ON(!HAS_LMEM(i915)); - GEM_BUG_ON(!IS_DGFX(i915)); } } #endif @@ -1036,6 +1038,35 @@ static void intel_suspend_encoders(struct drm_i915_private *dev_priv) drm_modeset_unlock_all(dev); } +static void intel_shutdown_encoders(struct drm_i915_private *dev_priv) +{ + struct drm_device *dev = &dev_priv->drm; + struct intel_encoder *encoder; + + drm_modeset_lock_all(dev); + for_each_intel_encoder(dev, encoder) + if (encoder->shutdown) + encoder->shutdown(encoder); + drm_modeset_unlock_all(dev); +} + +void i915_driver_shutdown(struct drm_i915_private *i915) +{ + i915_gem_suspend(i915); + + drm_kms_helper_poll_disable(&i915->drm); + + drm_atomic_helper_shutdown(&i915->drm); + + intel_dp_mst_suspend(i915); + + intel_runtime_pm_disable_interrupts(i915); + intel_hpd_cancel_work(i915); + + intel_suspend_encoders(i915); + intel_shutdown_encoders(i915); +} + static bool suspend_to_idle(struct drm_i915_private *dev_priv) { #if IS_ENABLED(CONFIG_ACPI_SLEEP) @@ -1089,7 +1120,7 @@ static int i915_drm_suspend(struct drm_device *dev) i915_ggtt_suspend(&dev_priv->ggtt); - i915_save_state(dev_priv); + i915_save_display(dev_priv); opregion_target_state = suspend_to_idle(dev_priv) ? PCI_D1 : PCI_D3cold; intel_opregion_suspend(dev_priv, opregion_target_state); @@ -1202,7 +1233,7 @@ static int i915_drm_resume(struct drm_device *dev) intel_csr_ucode_resume(dev_priv); - i915_restore_state(dev_priv); + i915_restore_display(dev_priv); intel_pps_unlock_regs_wa(dev_priv); intel_init_pch_refclk(dev_priv); @@ -1225,32 +1256,23 @@ static int i915_drm_resume(struct drm_device *dev) intel_modeset_init_hw(dev_priv); intel_init_clock_gating(dev_priv); + intel_hpd_init(dev_priv); - spin_lock_irq(&dev_priv->irq_lock); - if (dev_priv->display.hpd_irq_setup) - dev_priv->display.hpd_irq_setup(dev_priv); - spin_unlock_irq(&dev_priv->irq_lock); - + /* MST sideband requires HPD interrupts enabled */ intel_dp_mst_resume(dev_priv); - intel_display_resume(dev); + intel_hpd_poll_disable(dev_priv); drm_kms_helper_poll_enable(dev); - /* - * ... but also need to make sure that hotplug processing - * doesn't cause havoc. Like in the driver load code we don't - * bother with the tiny race here where we might lose hotplug - * notifications. - * */ - intel_hpd_init(dev_priv); - intel_opregion_resume(dev_priv); intel_fbdev_set_suspend(dev, FBINFO_STATE_RUNNING, false); intel_power_domains_enable(dev_priv); + intel_gvt_resume(dev_priv); + enable_rpm_wakeref_asserts(&dev_priv->runtime_pm); return 0; @@ -1556,7 +1578,7 @@ static int intel_runtime_suspend(struct device *kdev) assert_forcewakes_inactive(&dev_priv->uncore); if (!IS_VALLEYVIEW(dev_priv) && !IS_CHERRYVIEW(dev_priv)) - intel_hpd_poll_init(dev_priv); + intel_hpd_poll_enable(dev_priv); drm_dbg_kms(&dev_priv->drm, "Device suspended\n"); return 0; @@ -1601,8 +1623,10 @@ static int intel_runtime_resume(struct device *kdev) * power well, so hpd is reinitialized from there. For * everyone else do it here. */ - if (!IS_VALLEYVIEW(dev_priv) && !IS_CHERRYVIEW(dev_priv)) + if (!IS_VALLEYVIEW(dev_priv) && !IS_CHERRYVIEW(dev_priv)) { intel_hpd_init(dev_priv); + intel_hpd_poll_disable(dev_priv); + } intel_enable_ipc(dev_priv); @@ -1737,7 +1761,7 @@ static const struct drm_ioctl_desc i915_ioctls[] = { DRM_IOCTL_DEF_DRV(I915_GEM_VM_DESTROY, i915_gem_vm_destroy_ioctl, DRM_RENDER_ALLOW), }; -static struct drm_driver driver = { +static const struct drm_driver driver = { /* Don't use MTRRs here; the Xserver or userspace app should * deal with them for Intel hardware. */ @@ -1750,12 +1774,8 @@ static struct drm_driver driver = { .lastclose = i915_driver_lastclose, .postclose = i915_driver_postclose, - .gem_close_object = i915_gem_close_object, - .gem_free_object_unlocked = i915_gem_free_object, - .prime_handle_to_fd = drm_gem_prime_handle_to_fd, .prime_fd_to_handle = drm_gem_prime_fd_to_handle, - .gem_prime_export = i915_gem_prime_export, .gem_prime_import = i915_gem_prime_import, .dumb_create = i915_gem_dumb_create, |