提交 9430738d 编写于 作者: B Ben Skeggs

drm/nouveau: resurrect headless mode since rework

Signed-off-by: NBen Skeggs <bskeggs@redhat.com>
上级 5cad16ac
......@@ -360,23 +360,26 @@ nouveau_display_create(struct drm_device *dev)
drm_kms_helper_poll_init(dev);
drm_kms_helper_poll_disable(dev);
if (nv_device(drm->device)->card_type < NV_50)
ret = nv04_display_create(dev);
else
if (nv_device(drm->device)->card_type < NV_D0)
ret = nv50_display_create(dev);
else
ret = nvd0_display_create(dev);
if (ret)
goto disp_create_err;
if (dev->mode_config.num_crtc) {
ret = drm_vblank_init(dev, dev->mode_config.num_crtc);
if (nouveau_modeset == 1) {
if (nv_device(drm->device)->card_type < NV_50)
ret = nv04_display_create(dev);
else
if (nv_device(drm->device)->card_type < NV_D0)
ret = nv50_display_create(dev);
else
ret = nvd0_display_create(dev);
if (ret)
goto vblank_err;
goto disp_create_err;
if (dev->mode_config.num_crtc) {
ret = drm_vblank_init(dev, dev->mode_config.num_crtc);
if (ret)
goto vblank_err;
}
nouveau_backlight_init(dev);
}
nouveau_backlight_init(dev);
return 0;
vblank_err:
......@@ -395,7 +398,8 @@ nouveau_display_destroy(struct drm_device *dev)
nouveau_backlight_exit(dev);
drm_vblank_cleanup(dev);
disp->dtor(dev);
if (disp->dtor)
disp->dtor(dev);
drm_kms_helper_poll_fini(dev);
drm_mode_config_cleanup(dev);
......
......@@ -63,8 +63,9 @@ MODULE_PARM_DESC(noaccel, "disable kernel/abi16 acceleration");
static int nouveau_noaccel = 0;
module_param_named(noaccel, nouveau_noaccel, int, 0400);
MODULE_PARM_DESC(modeset, "enable driver");
static int nouveau_modeset = -1;
MODULE_PARM_DESC(modeset, "enable driver (default: auto, "
"0 = disabled, 1 = enabled, 2 = headless)");
int nouveau_modeset = -1;
module_param_named(modeset, nouveau_modeset, int, 0400);
static struct drm_driver driver;
......@@ -363,7 +364,8 @@ nouveau_drm_unload(struct drm_device *dev)
nouveau_pm_fini(dev);
nouveau_display_fini(dev);
if (dev->mode_config.num_crtc)
nouveau_display_fini(dev);
nouveau_display_destroy(dev);
nouveau_irq_fini(dev);
......@@ -403,13 +405,15 @@ nouveau_drm_suspend(struct pci_dev *pdev, pm_message_t pm_state)
pm_state.event == PM_EVENT_PRETHAW)
return 0;
NV_INFO(drm, "suspending fbcon...\n");
nouveau_fbcon_set_suspend(dev, 1);
if (dev->mode_config.num_crtc) {
NV_INFO(drm, "suspending fbcon...\n");
nouveau_fbcon_set_suspend(dev, 1);
NV_INFO(drm, "suspending display...\n");
ret = nouveau_display_suspend(dev);
if (ret)
return ret;
NV_INFO(drm, "suspending display...\n");
ret = nouveau_display_suspend(dev);
if (ret)
return ret;
}
NV_INFO(drm, "evicting buffers...\n");
ttm_bo_evict_mm(&drm->ttm.bdev, TTM_PL_VRAM);
......@@ -445,8 +449,10 @@ nouveau_drm_suspend(struct pci_dev *pdev, pm_message_t pm_state)
nouveau_client_init(&cli->base);
}
NV_INFO(drm, "resuming display...\n");
nouveau_display_resume(dev);
if (dev->mode_config.num_crtc) {
NV_INFO(drm, "resuming display...\n");
nouveau_display_resume(dev);
}
return ret;
}
......@@ -486,8 +492,10 @@ nouveau_drm_resume(struct pci_dev *pdev)
nouveau_irq_postinstall(dev);
nouveau_pm_resume(dev);
NV_INFO(drm, "resuming display...\n");
nouveau_display_resume(dev);
if (dev->mode_config.num_crtc) {
NV_INFO(drm, "resuming display...\n");
nouveau_display_resume(dev);
}
return 0;
}
......
......@@ -141,4 +141,6 @@ int nouveau_drm_resume(struct pci_dev *);
nv_info((cli), fmt, ##args); \
} while (0)
extern int nouveau_modeset;
#endif
......@@ -61,13 +61,15 @@ nouveau_irq_handler(DRM_IRQ_ARGS)
nv_subdev(pmc)->intr(nv_subdev(pmc));
if (device->card_type >= NV_D0) {
if (nv_rd32(device, 0x000100) & 0x04000000)
nvd0_display_intr(dev);
} else
if (device->card_type >= NV_50) {
if (nv_rd32(device, 0x000100) & 0x04000000)
nv50_display_intr(dev);
if (dev->mode_config.num_crtc) {
if (device->card_type >= NV_D0) {
if (nv_rd32(device, 0x000100) & 0x04000000)
nvd0_display_intr(dev);
} else
if (device->card_type >= NV_50) {
if (nv_rd32(device, 0x000100) & 0x04000000)
nv50_display_intr(dev);
}
}
return IRQ_HANDLED;
......
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