diff options
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c | 78 |
1 files changed, 53 insertions, 25 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c index 42f4febe24c6..8ea86ffdea0d 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c @@ -1021,6 +1021,7 @@ static int amdgpu_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent) { struct drm_device *dev; + struct amdgpu_device *adev; unsigned long flags = ent->driver_data; int ret, retry = 0; bool supports_atomic = false; @@ -1090,6 +1091,8 @@ static int amdgpu_pci_probe(struct pci_dev *pdev, pci_set_drvdata(pdev, dev); + amdgpu_driver_load_kms(dev, ent->driver_data); + retry_init: ret = drm_dev_register(dev, ent->driver_data); if (ret == -EAGAIN && ++retry <= 3) { @@ -1100,6 +1103,11 @@ retry_init: } else if (ret) goto err_pci; + adev = dev->dev_private; + ret = amdgpu_debugfs_init(adev); + if (ret) + DRM_ERROR("Creating debugfs files failed (%d).\n", ret); + return 0; err_pci: @@ -1119,9 +1127,10 @@ amdgpu_pci_remove(struct pci_dev *pdev) #endif DRM_ERROR("Hotplug removal is not supported\n"); drm_dev_unplug(dev); - drm_dev_put(dev); + amdgpu_driver_unload_kms(dev); pci_disable_device(pdev); pci_set_drvdata(pdev, NULL); + drm_dev_put(dev); } static void @@ -1220,11 +1229,15 @@ static int amdgpu_pmops_runtime_suspend(struct device *dev) } } + adev->in_runpm = true; if (amdgpu_device_supports_boco(drm_dev)) drm_dev->switch_power_state = DRM_SWITCH_POWER_CHANGING; drm_kms_helper_poll_disable(drm_dev); ret = amdgpu_device_suspend(drm_dev, false); + if (ret) + return ret; + if (amdgpu_device_supports_boco(drm_dev)) { /* Only need to handle PCI state in the driver for ATPX * PCI core handles it for _PR3. @@ -1278,6 +1291,7 @@ static int amdgpu_pmops_runtime_resume(struct device *dev) drm_kms_helper_poll_enable(drm_dev); if (amdgpu_device_supports_boco(drm_dev)) drm_dev->switch_power_state = DRM_SWITCH_POWER_ON; + adev->in_runpm = false; return 0; } @@ -1285,24 +1299,55 @@ static int amdgpu_pmops_runtime_idle(struct device *dev) { struct drm_device *drm_dev = dev_get_drvdata(dev); struct amdgpu_device *adev = drm_dev->dev_private; - struct drm_crtc *crtc; + /* we don't want the main rpm_idle to call suspend - we want to autosuspend */ + int ret = 1; if (!adev->runpm) { pm_runtime_forbid(dev); return -EBUSY; } - list_for_each_entry(crtc, &drm_dev->mode_config.crtc_list, head) { - if (crtc->enabled) { - DRM_DEBUG_DRIVER("failing to power off - crtc active\n"); - return -EBUSY; + if (amdgpu_device_has_dc_support(adev)) { + struct drm_crtc *crtc; + + drm_modeset_lock_all(drm_dev); + + drm_for_each_crtc(crtc, drm_dev) { + if (crtc->state->active) { + ret = -EBUSY; + break; + } + } + + drm_modeset_unlock_all(drm_dev); + + } else { + struct drm_connector *list_connector; + struct drm_connector_list_iter iter; + + mutex_lock(&drm_dev->mode_config.mutex); + drm_modeset_lock(&drm_dev->mode_config.connection_mutex, NULL); + + drm_connector_list_iter_begin(drm_dev, &iter); + drm_for_each_connector_iter(list_connector, &iter) { + if (list_connector->dpms == DRM_MODE_DPMS_ON) { + ret = -EBUSY; + break; + } } + + drm_connector_list_iter_end(&iter); + + drm_modeset_unlock(&drm_dev->mode_config.connection_mutex); + mutex_unlock(&drm_dev->mode_config.mutex); } + if (ret == -EBUSY) + DRM_DEBUG_DRIVER("failing to power off - crtc active\n"); + pm_runtime_mark_last_busy(dev); pm_runtime_autosuspend(dev); - /* we don't want the main rpm_idle to call suspend - we want to autosuspend */ - return 1; + return ret; } long amdgpu_drm_ioctl(struct file *filp, @@ -1377,32 +1422,15 @@ int amdgpu_file_to_fpriv(struct file *filp, struct amdgpu_fpriv **fpriv) return 0; } -static bool -amdgpu_get_crtc_scanout_position(struct drm_device *dev, unsigned int pipe, - bool in_vblank_irq, int *vpos, int *hpos, - ktime_t *stime, ktime_t *etime, - const struct drm_display_mode *mode) -{ - return amdgpu_display_get_crtc_scanoutpos(dev, pipe, 0, vpos, hpos, - stime, etime, mode); -} - static struct drm_driver kms_driver = { .driver_features = DRIVER_ATOMIC | DRIVER_GEM | DRIVER_RENDER | DRIVER_MODESET | DRIVER_SYNCOBJ | DRIVER_SYNCOBJ_TIMELINE, - .load = amdgpu_driver_load_kms, .open = amdgpu_driver_open_kms, .postclose = amdgpu_driver_postclose_kms, .lastclose = amdgpu_driver_lastclose_kms, - .unload = amdgpu_driver_unload_kms, - .get_vblank_counter = amdgpu_get_vblank_counter_kms, - .enable_vblank = amdgpu_enable_vblank_kms, - .disable_vblank = amdgpu_disable_vblank_kms, - .get_vblank_timestamp = drm_calc_vbltimestamp_from_scanoutpos, - .get_scanout_position = amdgpu_get_crtc_scanout_position, .irq_handler = amdgpu_irq_handler, .ioctls = amdgpu_ioctls_kms, .gem_free_object_unlocked = amdgpu_gem_object_free, |