| /** |
| * \file radeon_drv.c |
| * ATI Radeon driver |
| * |
| * \author Gareth Hughes <gareth@valinux.com> |
| */ |
| |
| /* |
| * Copyright 2000 VA Linux Systems, Inc., Sunnyvale, California. |
| * All Rights Reserved. |
| * |
| * Permission is hereby granted, free of charge, to any person obtaining a |
| * copy of this software and associated documentation files (the "Software"), |
| * to deal in the Software without restriction, including without limitation |
| * the rights to use, copy, modify, merge, publish, distribute, sublicense, |
| * and/or sell copies of the Software, and to permit persons to whom the |
| * Software is furnished to do so, subject to the following conditions: |
| * |
| * The above copyright notice and this permission notice (including the next |
| * paragraph) shall be included in all copies or substantial portions of the |
| * Software. |
| * |
| * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
| * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
| * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL |
| * VA LINUX SYSTEMS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR |
| * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, |
| * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR |
| * OTHER DEALINGS IN THE SOFTWARE. |
| */ |
| |
| |
| #include <linux/compat.h> |
| #include <linux/console.h> |
| #include <linux/module.h> |
| #include <linux/pm_runtime.h> |
| #include <linux/vga_switcheroo.h> |
| #include <linux/mmu_notifier.h> |
| |
| #include <drm/drm_agpsupport.h> |
| #include <drm/drm_crtc_helper.h> |
| #include <drm/drm_drv.h> |
| #include <drm/drm_fb_helper.h> |
| #include <drm/drm_file.h> |
| #include <drm/drm_gem.h> |
| #include <drm/drm_ioctl.h> |
| #include <drm/drm_pci.h> |
| #include <drm/drm_pciids.h> |
| #include <drm/drm_probe_helper.h> |
| #include <drm/drm_vblank.h> |
| #include <drm/radeon_drm.h> |
| |
| #include "radeon_drv.h" |
| |
| /* |
| * KMS wrapper. |
| * - 2.0.0 - initial interface |
| * - 2.1.0 - add square tiling interface |
| * - 2.2.0 - add r6xx/r7xx const buffer support |
| * - 2.3.0 - add MSPOS + 3D texture + r500 VAP regs |
| * - 2.4.0 - add crtc id query |
| * - 2.5.0 - add get accel 2 to work around ddx breakage for evergreen |
| * - 2.6.0 - add tiling config query (r6xx+), add initial HiZ support (r300->r500) |
| * 2.7.0 - fixups for r600 2D tiling support. (no external ABI change), add eg dyn gpr regs |
| * 2.8.0 - pageflip support, r500 US_FORMAT regs. r500 ARGB2101010 colorbuf, r300->r500 CMASK, clock crystal query |
| * 2.9.0 - r600 tiling (s3tc,rgtc) working, SET_PREDICATION packet 3 on r600 + eg, backend query |
| * 2.10.0 - fusion 2D tiling |
| * 2.11.0 - backend map, initial compute support for the CS checker |
| * 2.12.0 - RADEON_CS_KEEP_TILING_FLAGS |
| * 2.13.0 - virtual memory support, streamout |
| * 2.14.0 - add evergreen tiling informations |
| * 2.15.0 - add max_pipes query |
| * 2.16.0 - fix evergreen 2D tiled surface calculation |
| * 2.17.0 - add STRMOUT_BASE_UPDATE for r7xx |
| * 2.18.0 - r600-eg: allow "invalid" DB formats |
| * 2.19.0 - r600-eg: MSAA textures |
| * 2.20.0 - r600-si: RADEON_INFO_TIMESTAMP query |
| * 2.21.0 - r600-r700: FMASK and CMASK |
| * 2.22.0 - r600 only: RESOLVE_BOX allowed |
| * 2.23.0 - allow STRMOUT_BASE_UPDATE on RS780 and RS880 |
| * 2.24.0 - eg only: allow MIP_ADDRESS=0 for MSAA textures |
| * 2.25.0 - eg+: new info request for num SE and num SH |
| * 2.26.0 - r600-eg: fix htile size computation |
| * 2.27.0 - r600-SI: Add CS ioctl support for async DMA |
| * 2.28.0 - r600-eg: Add MEM_WRITE packet support |
| * 2.29.0 - R500 FP16 color clear registers |
| * 2.30.0 - fix for FMASK texturing |
| * 2.31.0 - Add fastfb support for rs690 |
| * 2.32.0 - new info request for rings working |
| * 2.33.0 - Add SI tiling mode array query |
| * 2.34.0 - Add CIK tiling mode array query |
| * 2.35.0 - Add CIK macrotile mode array query |
| * 2.36.0 - Fix CIK DCE tiling setup |
| * 2.37.0 - allow GS ring setup on r6xx/r7xx |
| * 2.38.0 - RADEON_GEM_OP (GET_INITIAL_DOMAIN, SET_INITIAL_DOMAIN), |
| * CIK: 1D and linear tiling modes contain valid PIPE_CONFIG |
| * 2.39.0 - Add INFO query for number of active CUs |
| * 2.40.0 - Add RADEON_GEM_GTT_WC/UC, flush HDP cache before submitting |
| * CS to GPU on >= r600 |
| * 2.41.0 - evergreen/cayman: Add SET_BASE/DRAW_INDIRECT command parsing support |
| * 2.42.0 - Add VCE/VUI (Video Usability Information) support |
| * 2.43.0 - RADEON_INFO_GPU_RESET_COUNTER |
| * 2.44.0 - SET_APPEND_CNT packet3 support |
| * 2.45.0 - Allow setting shader registers using DMA/COPY packet3 on SI |
| * 2.46.0 - Add PFP_SYNC_ME support on evergreen |
| * 2.47.0 - Add UVD_NO_OP register support |
| * 2.48.0 - TA_CS_BC_BASE_ADDR allowed on SI |
| * 2.49.0 - DRM_RADEON_GEM_INFO ioctl returns correct vram_size/visible values |
| * 2.50.0 - Allows unaligned shader loads on CIK. (needed by OpenGL) |
| */ |
| #define KMS_DRIVER_MAJOR 2 |
| #define KMS_DRIVER_MINOR 50 |
| #define KMS_DRIVER_PATCHLEVEL 0 |
| int radeon_driver_load_kms(struct drm_device *dev, unsigned long flags); |
| void radeon_driver_unload_kms(struct drm_device *dev); |
| void radeon_driver_lastclose_kms(struct drm_device *dev); |
| int radeon_driver_open_kms(struct drm_device *dev, struct drm_file *file_priv); |
| void radeon_driver_postclose_kms(struct drm_device *dev, |
| struct drm_file *file_priv); |
| int radeon_suspend_kms(struct drm_device *dev, bool suspend, |
| bool fbcon, bool freeze); |
| int radeon_resume_kms(struct drm_device *dev, bool resume, bool fbcon); |
| u32 radeon_get_vblank_counter_kms(struct drm_device *dev, unsigned int pipe); |
| int radeon_enable_vblank_kms(struct drm_device *dev, unsigned int pipe); |
| void radeon_disable_vblank_kms(struct drm_device *dev, unsigned int pipe); |
| void radeon_driver_irq_preinstall_kms(struct drm_device *dev); |
| int radeon_driver_irq_postinstall_kms(struct drm_device *dev); |
| void radeon_driver_irq_uninstall_kms(struct drm_device *dev); |
| irqreturn_t radeon_driver_irq_handler_kms(int irq, void *arg); |
| void radeon_gem_object_free(struct drm_gem_object *obj); |
| int radeon_gem_object_open(struct drm_gem_object *obj, |
| struct drm_file *file_priv); |
| void radeon_gem_object_close(struct drm_gem_object *obj, |
| struct drm_file *file_priv); |
| struct dma_buf *radeon_gem_prime_export(struct drm_gem_object *gobj, |
| int flags); |
| extern int radeon_get_crtc_scanoutpos(struct drm_device *dev, unsigned int crtc, |
| unsigned int flags, int *vpos, int *hpos, |
| ktime_t *stime, ktime_t *etime, |
| const struct drm_display_mode *mode); |
| extern bool radeon_is_px(struct drm_device *dev); |
| extern const struct drm_ioctl_desc radeon_ioctls_kms[]; |
| extern int radeon_max_kms_ioctl; |
| int radeon_mmap(struct file *filp, struct vm_area_struct *vma); |
| int radeon_mode_dumb_mmap(struct drm_file *filp, |
| struct drm_device *dev, |
| uint32_t handle, uint64_t *offset_p); |
| int radeon_mode_dumb_create(struct drm_file *file_priv, |
| struct drm_device *dev, |
| struct drm_mode_create_dumb *args); |
| struct sg_table *radeon_gem_prime_get_sg_table(struct drm_gem_object *obj); |
| struct drm_gem_object *radeon_gem_prime_import_sg_table(struct drm_device *dev, |
| struct dma_buf_attachment *, |
| struct sg_table *sg); |
| int radeon_gem_prime_pin(struct drm_gem_object *obj); |
| void radeon_gem_prime_unpin(struct drm_gem_object *obj); |
| void *radeon_gem_prime_vmap(struct drm_gem_object *obj); |
| void radeon_gem_prime_vunmap(struct drm_gem_object *obj, void *vaddr); |
| |
| /* atpx handler */ |
| #if defined(CONFIG_VGA_SWITCHEROO) |
| void radeon_register_atpx_handler(void); |
| void radeon_unregister_atpx_handler(void); |
| bool radeon_has_atpx_dgpu_power_cntl(void); |
| bool radeon_is_atpx_hybrid(void); |
| #else |
| static inline void radeon_register_atpx_handler(void) {} |
| static inline void radeon_unregister_atpx_handler(void) {} |
| static inline bool radeon_has_atpx_dgpu_power_cntl(void) { return false; } |
| static inline bool radeon_is_atpx_hybrid(void) { return false; } |
| #endif |
| |
| int radeon_no_wb; |
| int radeon_modeset = -1; |
| int radeon_dynclks = -1; |
| int radeon_r4xx_atom = 0; |
| #ifdef __powerpc__ |
| /* Default to PCI on PowerPC (fdo #95017) */ |
| int radeon_agpmode = -1; |
| #else |
| int radeon_agpmode = 0; |
| #endif |
| int radeon_vram_limit = 0; |
| int radeon_gart_size = -1; /* auto */ |
| int radeon_benchmarking = 0; |
| int radeon_testing = 0; |
| int radeon_connector_table = 0; |
| int radeon_tv = 1; |
| int radeon_audio = -1; |
| int radeon_disp_priority = 0; |
| int radeon_hw_i2c = 0; |
| int radeon_pcie_gen2 = -1; |
| int radeon_msi = -1; |
| int radeon_lockup_timeout = 10000; |
| int radeon_fastfb = 0; |
| int radeon_dpm = -1; |
| int radeon_aspm = -1; |
| int radeon_runtime_pm = -1; |
| int radeon_hard_reset = 0; |
| int radeon_vm_size = 8; |
| int radeon_vm_block_size = -1; |
| int radeon_deep_color = 0; |
| int radeon_use_pflipirq = 2; |
| int radeon_bapm = -1; |
| int radeon_backlight = -1; |
| int radeon_auxch = -1; |
| int radeon_mst = 0; |
| int radeon_uvd = 1; |
| int radeon_vce = 1; |
| |
| MODULE_PARM_DESC(no_wb, "Disable AGP writeback for scratch registers"); |
| module_param_named(no_wb, radeon_no_wb, int, 0444); |
| |
| MODULE_PARM_DESC(modeset, "Disable/Enable modesetting"); |
| module_param_named(modeset, radeon_modeset, int, 0400); |
| |
| MODULE_PARM_DESC(dynclks, "Disable/Enable dynamic clocks"); |
| module_param_named(dynclks, radeon_dynclks, int, 0444); |
| |
| MODULE_PARM_DESC(r4xx_atom, "Enable ATOMBIOS modesetting for R4xx"); |
| module_param_named(r4xx_atom, radeon_r4xx_atom, int, 0444); |
| |
| MODULE_PARM_DESC(vramlimit, "Restrict VRAM for testing, in megabytes"); |
| module_param_named(vramlimit, radeon_vram_limit, int, 0600); |
| |
| MODULE_PARM_DESC(agpmode, "AGP Mode (-1 == PCI)"); |
| module_param_named(agpmode, radeon_agpmode, int, 0444); |
| |
| MODULE_PARM_DESC(gartsize, "Size of PCIE/IGP gart to setup in megabytes (32, 64, etc., -1 = auto)"); |
| module_param_named(gartsize, radeon_gart_size, int, 0600); |
| |
| MODULE_PARM_DESC(benchmark, "Run benchmark"); |
| module_param_named(benchmark, radeon_benchmarking, int, 0444); |
| |
| MODULE_PARM_DESC(test, "Run tests"); |
| module_param_named(test, radeon_testing, int, 0444); |
| |
| MODULE_PARM_DESC(connector_table, "Force connector table"); |
| module_param_named(connector_table, radeon_connector_table, int, 0444); |
| |
| MODULE_PARM_DESC(tv, "TV enable (0 = disable)"); |
| module_param_named(tv, radeon_tv, int, 0444); |
| |
| MODULE_PARM_DESC(audio, "Audio enable (-1 = auto, 0 = disable, 1 = enable)"); |
| module_param_named(audio, radeon_audio, int, 0444); |
| |
| MODULE_PARM_DESC(disp_priority, "Display Priority (0 = auto, 1 = normal, 2 = high)"); |
| module_param_named(disp_priority, radeon_disp_priority, int, 0444); |
| |
| MODULE_PARM_DESC(hw_i2c, "hw i2c engine enable (0 = disable)"); |
| module_param_named(hw_i2c, radeon_hw_i2c, int, 0444); |
| |
| MODULE_PARM_DESC(pcie_gen2, "PCIE Gen2 mode (-1 = auto, 0 = disable, 1 = enable)"); |
| module_param_named(pcie_gen2, radeon_pcie_gen2, int, 0444); |
| |
| MODULE_PARM_DESC(msi, "MSI support (1 = enable, 0 = disable, -1 = auto)"); |
| module_param_named(msi, radeon_msi, int, 0444); |
| |
| MODULE_PARM_DESC(lockup_timeout, "GPU lockup timeout in ms (default 10000 = 10 seconds, 0 = disable)"); |
| module_param_named(lockup_timeout, radeon_lockup_timeout, int, 0444); |
| |
| MODULE_PARM_DESC(fastfb, "Direct FB access for IGP chips (0 = disable, 1 = enable)"); |
| module_param_named(fastfb, radeon_fastfb, int, 0444); |
| |
| MODULE_PARM_DESC(dpm, "DPM support (1 = enable, 0 = disable, -1 = auto)"); |
| module_param_named(dpm, radeon_dpm, int, 0444); |
| |
| MODULE_PARM_DESC(aspm, "ASPM support (1 = enable, 0 = disable, -1 = auto)"); |
| module_param_named(aspm, radeon_aspm, int, 0444); |
| |
| MODULE_PARM_DESC(runpm, "PX runtime pm (1 = force enable, 0 = disable, -1 = PX only default)"); |
| module_param_named(runpm, radeon_runtime_pm, int, 0444); |
| |
| MODULE_PARM_DESC(hard_reset, "PCI config reset (1 = force enable, 0 = disable (default))"); |
| module_param_named(hard_reset, radeon_hard_reset, int, 0444); |
| |
| MODULE_PARM_DESC(vm_size, "VM address space size in gigabytes (default 4GB)"); |
| module_param_named(vm_size, radeon_vm_size, int, 0444); |
| |
| MODULE_PARM_DESC(vm_block_size, "VM page table size in bits (default depending on vm_size)"); |
| module_param_named(vm_block_size, radeon_vm_block_size, int, 0444); |
| |
| MODULE_PARM_DESC(deep_color, "Deep Color support (1 = enable, 0 = disable (default))"); |
| module_param_named(deep_color, radeon_deep_color, int, 0444); |
| |
| MODULE_PARM_DESC(use_pflipirq, "Pflip irqs for pageflip completion (0 = disable, 1 = as fallback, 2 = exclusive (default))"); |
| module_param_named(use_pflipirq, radeon_use_pflipirq, int, 0444); |
| |
| MODULE_PARM_DESC(bapm, "BAPM support (1 = enable, 0 = disable, -1 = auto)"); |
| module_param_named(bapm, radeon_bapm, int, 0444); |
| |
| MODULE_PARM_DESC(backlight, "backlight support (1 = enable, 0 = disable, -1 = auto)"); |
| module_param_named(backlight, radeon_backlight, int, 0444); |
| |
| MODULE_PARM_DESC(auxch, "Use native auxch experimental support (1 = enable, 0 = disable, -1 = auto)"); |
| module_param_named(auxch, radeon_auxch, int, 0444); |
| |
| MODULE_PARM_DESC(mst, "DisplayPort MST experimental support (1 = enable, 0 = disable)"); |
| module_param_named(mst, radeon_mst, int, 0444); |
| |
| MODULE_PARM_DESC(uvd, "uvd enable/disable uvd support (1 = enable, 0 = disable)"); |
| module_param_named(uvd, radeon_uvd, int, 0444); |
| |
| MODULE_PARM_DESC(vce, "vce enable/disable vce support (1 = enable, 0 = disable)"); |
| module_param_named(vce, radeon_vce, int, 0444); |
| |
| int radeon_si_support = 1; |
| MODULE_PARM_DESC(si_support, "SI support (1 = enabled (default), 0 = disabled)"); |
| module_param_named(si_support, radeon_si_support, int, 0444); |
| |
| int radeon_cik_support = 1; |
| MODULE_PARM_DESC(cik_support, "CIK support (1 = enabled (default), 0 = disabled)"); |
| module_param_named(cik_support, radeon_cik_support, int, 0444); |
| |
| static struct pci_device_id pciidlist[] = { |
| radeon_PCI_IDS |
| }; |
| |
| MODULE_DEVICE_TABLE(pci, pciidlist); |
| |
| static struct drm_driver kms_driver; |
| |
| bool radeon_device_is_virtual(void); |
| |
| static int radeon_pci_probe(struct pci_dev *pdev, |
| const struct pci_device_id *ent) |
| { |
| unsigned long flags = 0; |
| struct drm_device *dev; |
| int ret; |
| |
| if (!ent) |
| return -ENODEV; /* Avoid NULL-ptr deref in drm_get_pci_dev */ |
| |
| flags = ent->driver_data; |
| |
| if (!radeon_si_support) { |
| switch (flags & RADEON_FAMILY_MASK) { |
| case CHIP_TAHITI: |
| case CHIP_PITCAIRN: |
| case CHIP_VERDE: |
| case CHIP_OLAND: |
| case CHIP_HAINAN: |
| dev_info(&pdev->dev, |
| "SI support disabled by module param\n"); |
| return -ENODEV; |
| } |
| } |
| if (!radeon_cik_support) { |
| switch (flags & RADEON_FAMILY_MASK) { |
| case CHIP_KAVERI: |
| case CHIP_BONAIRE: |
| case CHIP_HAWAII: |
| case CHIP_KABINI: |
| case CHIP_MULLINS: |
| dev_info(&pdev->dev, |
| "CIK support disabled by module param\n"); |
| return -ENODEV; |
| } |
| } |
| |
| if (vga_switcheroo_client_probe_defer(pdev)) |
| return -EPROBE_DEFER; |
| |
| /* Get rid of things like offb */ |
| ret = drm_fb_helper_remove_conflicting_pci_framebuffers(pdev, "radeondrmfb"); |
| if (ret) |
| return ret; |
| |
| dev = drm_dev_alloc(&kms_driver, &pdev->dev); |
| if (IS_ERR(dev)) |
| return PTR_ERR(dev); |
| |
| ret = pci_enable_device(pdev); |
| if (ret) |
| goto err_free; |
| |
| dev->pdev = pdev; |
| #ifdef __alpha__ |
| dev->hose = pdev->sysdata; |
| #endif |
| |
| pci_set_drvdata(pdev, dev); |
| |
| if (pci_find_capability(dev->pdev, PCI_CAP_ID_AGP)) |
| dev->agp = drm_agp_init(dev); |
| if (dev->agp) { |
| dev->agp->agp_mtrr = arch_phys_wc_add( |
| dev->agp->agp_info.aper_base, |
| dev->agp->agp_info.aper_size * |
| 1024 * 1024); |
| } |
| |
| ret = drm_dev_register(dev, ent->driver_data); |
| if (ret) |
| goto err_agp; |
| |
| return 0; |
| |
| err_agp: |
| if (dev->agp) |
| arch_phys_wc_del(dev->agp->agp_mtrr); |
| kfree(dev->agp); |
| pci_disable_device(pdev); |
| err_free: |
| drm_dev_put(dev); |
| return ret; |
| } |
| |
| static void |
| radeon_pci_remove(struct pci_dev *pdev) |
| { |
| struct drm_device *dev = pci_get_drvdata(pdev); |
| |
| drm_put_dev(dev); |
| } |
| |
| static void |
| radeon_pci_shutdown(struct pci_dev *pdev) |
| { |
| /* if we are running in a VM, make sure the device |
| * torn down properly on reboot/shutdown |
| */ |
| if (radeon_device_is_virtual()) |
| radeon_pci_remove(pdev); |
| |
| #ifdef CONFIG_PPC64 |
| /* |
| * Some adapters need to be suspended before a |
| * shutdown occurs in order to prevent an error |
| * during kexec. |
| * Make this power specific becauase it breaks |
| * some non-power boards. |
| */ |
| radeon_suspend_kms(pci_get_drvdata(pdev), true, true, false); |
| #endif |
| } |
| |
| static int radeon_pmops_suspend(struct device *dev) |
| { |
| struct drm_device *drm_dev = dev_get_drvdata(dev); |
| return radeon_suspend_kms(drm_dev, true, true, false); |
| } |
| |
| static int radeon_pmops_resume(struct device *dev) |
| { |
| struct drm_device *drm_dev = dev_get_drvdata(dev); |
| |
| /* GPU comes up enabled by the bios on resume */ |
| if (radeon_is_px(drm_dev)) { |
| pm_runtime_disable(dev); |
| pm_runtime_set_active(dev); |
| pm_runtime_enable(dev); |
| } |
| |
| return radeon_resume_kms(drm_dev, true, true); |
| } |
| |
| static int radeon_pmops_freeze(struct device *dev) |
| { |
| struct drm_device *drm_dev = dev_get_drvdata(dev); |
| return radeon_suspend_kms(drm_dev, false, true, true); |
| } |
| |
| static int radeon_pmops_thaw(struct device *dev) |
| { |
| struct drm_device *drm_dev = dev_get_drvdata(dev); |
| return radeon_resume_kms(drm_dev, false, true); |
| } |
| |
| static int radeon_pmops_runtime_suspend(struct device *dev) |
| { |
| struct pci_dev *pdev = to_pci_dev(dev); |
| struct drm_device *drm_dev = pci_get_drvdata(pdev); |
| int ret; |
| |
| if (!radeon_is_px(drm_dev)) { |
| pm_runtime_forbid(dev); |
| return -EBUSY; |
| } |
| |
| drm_dev->switch_power_state = DRM_SWITCH_POWER_CHANGING; |
| drm_kms_helper_poll_disable(drm_dev); |
| |
| ret = radeon_suspend_kms(drm_dev, false, false, false); |
| pci_save_state(pdev); |
| pci_disable_device(pdev); |
| pci_ignore_hotplug(pdev); |
| if (radeon_is_atpx_hybrid()) |
| pci_set_power_state(pdev, PCI_D3cold); |
| else if (!radeon_has_atpx_dgpu_power_cntl()) |
| pci_set_power_state(pdev, PCI_D3hot); |
| drm_dev->switch_power_state = DRM_SWITCH_POWER_DYNAMIC_OFF; |
| |
| return 0; |
| } |
| |
| static int radeon_pmops_runtime_resume(struct device *dev) |
| { |
| struct pci_dev *pdev = to_pci_dev(dev); |
| struct drm_device *drm_dev = pci_get_drvdata(pdev); |
| int ret; |
| |
| if (!radeon_is_px(drm_dev)) |
| return -EINVAL; |
| |
| drm_dev->switch_power_state = DRM_SWITCH_POWER_CHANGING; |
| |
| if (radeon_is_atpx_hybrid() || |
| !radeon_has_atpx_dgpu_power_cntl()) |
| pci_set_power_state(pdev, PCI_D0); |
| pci_restore_state(pdev); |
| ret = pci_enable_device(pdev); |
| if (ret) |
| return ret; |
| pci_set_master(pdev); |
| |
| ret = radeon_resume_kms(drm_dev, false, false); |
| drm_kms_helper_poll_enable(drm_dev); |
| drm_dev->switch_power_state = DRM_SWITCH_POWER_ON; |
| return 0; |
| } |
| |
| static int radeon_pmops_runtime_idle(struct device *dev) |
| { |
| struct drm_device *drm_dev = dev_get_drvdata(dev); |
| struct drm_crtc *crtc; |
| |
| if (!radeon_is_px(drm_dev)) { |
| 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; |
| } |
| } |
| |
| 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; |
| } |
| |
| long radeon_drm_ioctl(struct file *filp, |
| unsigned int cmd, unsigned long arg) |
| { |
| struct drm_file *file_priv = filp->private_data; |
| struct drm_device *dev; |
| long ret; |
| dev = file_priv->minor->dev; |
| ret = pm_runtime_get_sync(dev->dev); |
| if (ret < 0) |
| return ret; |
| |
| ret = drm_ioctl(filp, cmd, arg); |
| |
| pm_runtime_mark_last_busy(dev->dev); |
| pm_runtime_put_autosuspend(dev->dev); |
| return ret; |
| } |
| |
| #ifdef CONFIG_COMPAT |
| static long radeon_kms_compat_ioctl(struct file *filp, unsigned int cmd, unsigned long arg) |
| { |
| unsigned int nr = DRM_IOCTL_NR(cmd); |
| int ret; |
| |
| if (nr < DRM_COMMAND_BASE) |
| return drm_compat_ioctl(filp, cmd, arg); |
| |
| ret = radeon_drm_ioctl(filp, cmd, arg); |
| |
| return ret; |
| } |
| #endif |
| |
| static const struct dev_pm_ops radeon_pm_ops = { |
| .suspend = radeon_pmops_suspend, |
| .resume = radeon_pmops_resume, |
| .freeze = radeon_pmops_freeze, |
| .thaw = radeon_pmops_thaw, |
| .poweroff = radeon_pmops_freeze, |
| .restore = radeon_pmops_resume, |
| .runtime_suspend = radeon_pmops_runtime_suspend, |
| .runtime_resume = radeon_pmops_runtime_resume, |
| .runtime_idle = radeon_pmops_runtime_idle, |
| }; |
| |
| static const struct file_operations radeon_driver_kms_fops = { |
| .owner = THIS_MODULE, |
| .open = drm_open, |
| .release = drm_release, |
| .unlocked_ioctl = radeon_drm_ioctl, |
| .mmap = radeon_mmap, |
| .poll = drm_poll, |
| .read = drm_read, |
| #ifdef CONFIG_COMPAT |
| .compat_ioctl = radeon_kms_compat_ioctl, |
| #endif |
| }; |
| |
| static bool |
| radeon_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 radeon_get_crtc_scanoutpos(dev, pipe, 0, vpos, hpos, |
| stime, etime, mode); |
| } |
| |
| static struct drm_driver kms_driver = { |
| .driver_features = |
| DRIVER_GEM | DRIVER_RENDER, |
| .load = radeon_driver_load_kms, |
| .open = radeon_driver_open_kms, |
| .postclose = radeon_driver_postclose_kms, |
| .lastclose = radeon_driver_lastclose_kms, |
| .unload = radeon_driver_unload_kms, |
| .get_vblank_counter = radeon_get_vblank_counter_kms, |
| .enable_vblank = radeon_enable_vblank_kms, |
| .disable_vblank = radeon_disable_vblank_kms, |
| .get_vblank_timestamp = drm_calc_vbltimestamp_from_scanoutpos, |
| .get_scanout_position = radeon_get_crtc_scanout_position, |
| .irq_preinstall = radeon_driver_irq_preinstall_kms, |
| .irq_postinstall = radeon_driver_irq_postinstall_kms, |
| .irq_uninstall = radeon_driver_irq_uninstall_kms, |
| .irq_handler = radeon_driver_irq_handler_kms, |
| .ioctls = radeon_ioctls_kms, |
| .gem_free_object_unlocked = radeon_gem_object_free, |
| .gem_open_object = radeon_gem_object_open, |
| .gem_close_object = radeon_gem_object_close, |
| .dumb_create = radeon_mode_dumb_create, |
| .dumb_map_offset = radeon_mode_dumb_mmap, |
| .fops = &radeon_driver_kms_fops, |
| |
| .prime_handle_to_fd = drm_gem_prime_handle_to_fd, |
| .prime_fd_to_handle = drm_gem_prime_fd_to_handle, |
| .gem_prime_export = radeon_gem_prime_export, |
| .gem_prime_pin = radeon_gem_prime_pin, |
| .gem_prime_unpin = radeon_gem_prime_unpin, |
| .gem_prime_get_sg_table = radeon_gem_prime_get_sg_table, |
| .gem_prime_import_sg_table = radeon_gem_prime_import_sg_table, |
| .gem_prime_vmap = radeon_gem_prime_vmap, |
| .gem_prime_vunmap = radeon_gem_prime_vunmap, |
| |
| .name = DRIVER_NAME, |
| .desc = DRIVER_DESC, |
| .date = DRIVER_DATE, |
| .major = KMS_DRIVER_MAJOR, |
| .minor = KMS_DRIVER_MINOR, |
| .patchlevel = KMS_DRIVER_PATCHLEVEL, |
| }; |
| |
| static struct drm_driver *driver; |
| static struct pci_driver *pdriver; |
| |
| static struct pci_driver radeon_kms_pci_driver = { |
| .name = DRIVER_NAME, |
| .id_table = pciidlist, |
| .probe = radeon_pci_probe, |
| .remove = radeon_pci_remove, |
| .shutdown = radeon_pci_shutdown, |
| .driver.pm = &radeon_pm_ops, |
| }; |
| |
| static int __init radeon_init(void) |
| { |
| if (vgacon_text_force() && radeon_modeset == -1) { |
| DRM_INFO("VGACON disable radeon kernel modesetting.\n"); |
| radeon_modeset = 0; |
| } |
| /* set to modesetting by default if not nomodeset */ |
| if (radeon_modeset == -1) |
| radeon_modeset = 1; |
| |
| if (radeon_modeset == 1) { |
| DRM_INFO("radeon kernel modesetting enabled.\n"); |
| driver = &kms_driver; |
| pdriver = &radeon_kms_pci_driver; |
| driver->driver_features |= DRIVER_MODESET; |
| driver->num_ioctls = radeon_max_kms_ioctl; |
| radeon_register_atpx_handler(); |
| |
| } else { |
| DRM_ERROR("No UMS support in radeon module!\n"); |
| return -EINVAL; |
| } |
| |
| return pci_register_driver(pdriver); |
| } |
| |
| static void __exit radeon_exit(void) |
| { |
| pci_unregister_driver(pdriver); |
| radeon_unregister_atpx_handler(); |
| mmu_notifier_synchronize(); |
| } |
| |
| module_init(radeon_init); |
| module_exit(radeon_exit); |
| |
| MODULE_AUTHOR(DRIVER_AUTHOR); |
| MODULE_DESCRIPTION(DRIVER_DESC); |
| MODULE_LICENSE("GPL and additional rights"); |
