diff options
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c | 34 |
1 files changed, 27 insertions, 7 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c index 1ed9748b9bc7..0d7017a0f2b5 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c @@ -1313,14 +1313,16 @@ amdgpu_pci_remove(struct pci_dev *pdev) { struct drm_device *dev = pci_get_drvdata(pdev); -#ifdef MODULE - if (THIS_MODULE->state != MODULE_STATE_GOING) -#endif - DRM_ERROR("Hotplug removal is not supported\n"); drm_dev_unplug(dev); amdgpu_driver_unload_kms(dev); + + /* + * Flush any in flight DMA operations from device. + * Clear the Bus Master Enable bit and then wait on the PCIe Device + * StatusTransactions Pending bit. + */ pci_disable_device(pdev); - pci_set_drvdata(pdev, NULL); + pci_wait_for_pending_transaction(pdev); } static void @@ -1555,6 +1557,10 @@ static int amdgpu_pmops_runtime_resume(struct device *dev) if (!adev->runpm) return -EINVAL; + /* Avoids registers access if device is physically gone */ + if (!pci_device_is_present(adev->pdev)) + adev->no_hw_access = true; + if (amdgpu_device_supports_px(drm_dev)) { drm_dev->switch_power_state = DRM_SWITCH_POWER_CHANGING; @@ -1689,7 +1695,7 @@ static const struct file_operations amdgpu_driver_kms_fops = { .flush = amdgpu_flush, .release = drm_release, .unlocked_ioctl = amdgpu_drm_ioctl, - .mmap = amdgpu_mmap, + .mmap = drm_gem_mmap, .poll = drm_poll, .read = drm_read, #ifdef CONFIG_COMPAT @@ -1751,11 +1757,12 @@ static const struct drm_driver amdgpu_kms_driver = { .dumb_create = amdgpu_mode_dumb_create, .dumb_map_offset = amdgpu_mode_dumb_mmap, .fops = &amdgpu_driver_kms_fops, + .release = &amdgpu_driver_release_kms, .prime_handle_to_fd = drm_gem_prime_handle_to_fd, .prime_fd_to_handle = drm_gem_prime_fd_to_handle, .gem_prime_import = amdgpu_gem_prime_import, - .gem_prime_mmap = amdgpu_gem_prime_mmap, + .gem_prime_mmap = drm_gem_prime_mmap, .name = DRIVER_NAME, .desc = DRIVER_DESC, @@ -1772,6 +1779,18 @@ static struct pci_error_handlers amdgpu_pci_err_handler = { .resume = amdgpu_pci_resume, }; +extern const struct attribute_group amdgpu_vram_mgr_attr_group; +extern const struct attribute_group amdgpu_gtt_mgr_attr_group; +extern const struct attribute_group amdgpu_vbios_version_attr_group; + +static const struct attribute_group *amdgpu_sysfs_groups[] = { + &amdgpu_vram_mgr_attr_group, + &amdgpu_gtt_mgr_attr_group, + &amdgpu_vbios_version_attr_group, + NULL, +}; + + static struct pci_driver amdgpu_kms_pci_driver = { .name = DRIVER_NAME, .id_table = pciidlist, @@ -1780,6 +1799,7 @@ static struct pci_driver amdgpu_kms_pci_driver = { .shutdown = amdgpu_pci_shutdown, .driver.pm = &amdgpu_pm_ops, .err_handler = &amdgpu_pci_err_handler, + .dev_groups = amdgpu_sysfs_groups, }; static int __init amdgpu_init(void) |