drm/radeon/radeon_drv.c

57  * - 2.0.0 - initial interface
58  * - 2.1.0 - add square tiling interface
59  * - 2.2.0 - add r6xx/r7xx const buffer support
60  * - 2.3.0 - add MSPOS + 3D texture + r500 VAP regs
61  * - 2.4.0 - add crtc id query
62  * - 2.5.0 - add get accel 2 to work around ddx breakage for evergreen
63  * - 2.6.0 - add tiling config query (r6xx+), add initial HiZ support (r300->r500)
64  *   2.7.0 - fixups for r600 2D tiling support. (no external ABI change), add eg dyn gpr regs
65 …*   2.8.0 - pageflip support, r500 US_FORMAT regs. r500 ARGB2101010 colorbuf, r300->r500 CMASK, cl…
66  *   2.9.0 - r600 tiling (s3tc,rgtc) working, SET_PREDICATION packet 3 on r600 + eg, backend query
67  *   2.10.0 - fusion 2D tiling
68  *   2.11.0 - backend map, initial compute support for the CS checker
69  *   2.12.0 - RADEON_CS_KEEP_TILING_FLAGS
70  *   2.13.0 - virtual memory support, streamout
71  *   2.14.0 - add evergreen tiling informations
72  *   2.15.0 - add max_pipes query
73  *   2.16.0 - fix evergreen 2D tiled surface calculation
74  *   2.17.0 - add STRMOUT_BASE_UPDATE for r7xx
75  *   2.18.0 - r600-eg: allow "invalid" DB formats
76  *   2.19.0 - r600-eg: MSAA textures
77  *   2.20.0 - r600-si: RADEON_INFO_TIMESTAMP query
78  *   2.21.0 - r600-r700: FMASK and CMASK
79  *   2.22.0 - r600 only: RESOLVE_BOX allowed
80  *   2.23.0 - allow STRMOUT_BASE_UPDATE on RS780 and RS880
81  *   2.24.0 - eg only: allow MIP_ADDRESS=0 for MSAA textures
82  *   2.25.0 - eg+: new info request for num SE and num SH
83  *   2.26.0 - r600-eg: fix htile size computation
84  *   2.27.0 - r600-SI: Add CS ioctl support for async DMA
85  *   2.28.0 - r600-eg: Add MEM_WRITE packet support
86  *   2.29.0 - R500 FP16 color clear registers
87  *   2.30.0 - fix for FMASK texturing
88  *   2.31.0 - Add fastfb support for rs690
89  *   2.32.0 - new info request for rings working
90  *   2.33.0 - Add SI tiling mode array query
91  *   2.34.0 - Add CIK tiling mode array query
92  *   2.35.0 - Add CIK macrotile mode array query
93  *   2.36.0 - Fix CIK DCE tiling setup
94  *   2.37.0 - allow GS ring setup on r6xx/r7xx
95  *   2.38.0 - RADEON_GEM_OP (GET_INITIAL_DOMAIN, SET_INITIAL_DOMAIN),
97  *   2.39.0 - Add INFO query for number of active CUs
98  *   2.40.0 - Add RADEON_GEM_GTT_WC/UC, flush HDP cache before submitting
100  *   2.41.0 - evergreen/cayman: Add SET_BASE/DRAW_INDIRECT command parsing support
101  *   2.42.0 - Add VCE/VUI (Video Usability Information) support
102  *   2.43.0 - RADEON_INFO_GPU_RESET_COUNTER
103  *   2.44.0 - SET_APPEND_CNT packet3 support
104  *   2.45.0 - Allow setting shader registers using DMA/COPY packet3 on SI
105  *   2.46.0 - Add PFP_SYNC_ME support on evergreen
106  *   2.47.0 - Add UVD_NO_OP register support
107  *   2.48.0 - TA_CS_BC_BASE_ADDR allowed on SI
108  *   2.49.0 - DRM_RADEON_GEM_INFO ioctl returns correct vram_size/visible values
109  *   2.50.0 - Allows unaligned shader loads on CIK. (needed by OpenGL)
171 int radeon_modeset = -1;
172 int radeon_dynclks = -1;
174 int radeon_agpmode = -1;
176 int radeon_gart_size = -1; /* auto */
181 int radeon_audio = -1;
184 int radeon_pcie_gen2 = -1;
185 int radeon_msi = -1;
188 int radeon_dpm = -1;
189 int radeon_aspm = -1;
190 int radeon_runtime_pm = -1;
193 int radeon_vm_block_size = -1;
196 int radeon_bapm = -1;
197 int radeon_backlight = -1;
198 int radeon_auxch = -1;
218 MODULE_PARM_DESC(agpmode, "AGP Mode (-1 == PCI)");
221 MODULE_PARM_DESC(gartsize, "Size of PCIE/IGP gart to setup in megabytes (32, 64, etc., -1 = auto)");
236 MODULE_PARM_DESC(audio, "Audio enable (-1 = auto, 0 = disable, 1 = enable)");
239 MODULE_PARM_DESC(disp_priority, "Display Priority (0 = auto, 1 = normal, 2 = high)");
245 MODULE_PARM_DESC(pcie_gen2, "PCIE Gen2 mode (-1 = auto, 0 = disable, 1 = enable)");
248 MODULE_PARM_DESC(msi, "MSI support (1 = enable, 0 = disable, -1 = auto)");
257 MODULE_PARM_DESC(dpm, "DPM support (1 = enable, 0 = disable, -1 = auto)");
260 MODULE_PARM_DESC(aspm, "ASPM support (1 = enable, 0 = disable, -1 = auto)");
263 MODULE_PARM_DESC(runpm, "PX runtime pm (1 = force enable, 0 = disable, -1 = PX only default)");
281 MODULE_PARM_DESC(bapm, "BAPM support (1 = enable, 0 = disable, -1 = auto)");
284 MODULE_PARM_DESC(backlight, "backlight support (1 = enable, 0 = disable, -1 = auto)");
287 MODULE_PARM_DESC(auxch, "Use native auxch experimental support (1 = enable, 0 = disable, -1 = auto)…
325 		return -ENODEV; /* Avoid NULL-ptr deref in drm_get_pci_dev */  in radeon_pci_probe()
327 	flags = ent->driver_data;  in radeon_pci_probe()
336 			dev_info(&pdev->dev,  in radeon_pci_probe()
338 			return -ENODEV;  in radeon_pci_probe()
348 			dev_info(&pdev->dev,  in radeon_pci_probe()
350 			return -ENODEV;  in radeon_pci_probe()
355 		return -EPROBE_DEFER;  in radeon_pci_probe()
362 	dev = drm_dev_alloc(&kms_driver, &pdev->dev);  in radeon_pci_probe()
370 	dev->pdev = pdev;  in radeon_pci_probe()
372 	dev->hose = pdev->sysdata;  in radeon_pci_probe()
377 	if (pci_find_capability(dev->pdev, PCI_CAP_ID_AGP))  in radeon_pci_probe()
378 		dev->agp = drm_agp_init(dev);  in radeon_pci_probe()
379 	if (dev->agp) {  in radeon_pci_probe()
380 		dev->agp->agp_mtrr = arch_phys_wc_add(  in radeon_pci_probe()
381 			dev->agp->agp_info.aper_base,  in radeon_pci_probe()
382 			dev->agp->agp_info.aper_size *  in radeon_pci_probe()
386 	ret = drm_dev_register(dev, ent->driver_data);  in radeon_pci_probe()
393 	if (dev->agp)  in radeon_pci_probe()
394 		arch_phys_wc_del(dev->agp->agp_mtrr);  in radeon_pci_probe()
395 	kfree(dev->agp);  in radeon_pci_probe()
425 	 * some non-power boards.  in radeon_pci_shutdown()
471 		return -EBUSY;  in radeon_pmops_runtime_suspend()
474 	drm_dev->switch_power_state = DRM_SWITCH_POWER_CHANGING;  in radeon_pmops_runtime_suspend()
485 	drm_dev->switch_power_state = DRM_SWITCH_POWER_DYNAMIC_OFF;  in radeon_pmops_runtime_suspend()
497 		return -EINVAL;  in radeon_pmops_runtime_resume()
499 	drm_dev->switch_power_state = DRM_SWITCH_POWER_CHANGING;  in radeon_pmops_runtime_resume()
512 	drm_dev->switch_power_state = DRM_SWITCH_POWER_ON;  in radeon_pmops_runtime_resume()
523 		return -EBUSY;  in radeon_pmops_runtime_idle()
526 	list_for_each_entry(crtc, &drm_dev->mode_config.crtc_list, head) {  in radeon_pmops_runtime_idle()
527 		if (crtc->enabled) {  in radeon_pmops_runtime_idle()
528 			DRM_DEBUG_DRIVER("failing to power off - crtc active\n");  in radeon_pmops_runtime_idle()
529 			return -EBUSY;  in radeon_pmops_runtime_idle()
535 	/* we don't want the main rpm_idle to call suspend - we want to autosuspend */  in radeon_pmops_runtime_idle()
542 	struct drm_file *file_priv = filp->private_data;  in radeon_drm_ioctl()
545 	dev = file_priv->minor->dev;  in radeon_drm_ioctl()
546 	ret = pm_runtime_get_sync(dev->dev);  in radeon_drm_ioctl()
548 		pm_runtime_put_autosuspend(dev->dev);  in radeon_drm_ioctl()
554 	pm_runtime_mark_last_busy(dev->dev);  in radeon_drm_ioctl()
555 	pm_runtime_put_autosuspend(dev->dev);  in radeon_drm_ioctl()
592 	.poll = drm_poll,
651 	if (vgacon_text_force() && radeon_modeset == -1) {  in radeon_init()
656 	if (radeon_modeset == -1)  in radeon_init()
663 		driver->driver_features |= DRIVER_MODESET;  in radeon_init()
664 		driver->num_ioctls = radeon_max_kms_ioctl;  in radeon_init()
669 		return -EINVAL;  in radeon_init()