| /** |
| * \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 <drm/drmP.h> |
| #include <drm/radeon_drm.h> |
| #include "radeon_drv.h" |
| |
| #include <drm/drm_pciids.h> |
| #include <linux/console.h> |
| #include <linux/module.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 |
| */ |
| #define KMS_DRIVER_MAJOR 2 |
| #define KMS_DRIVER_MINOR 24 |
| #define KMS_DRIVER_PATCHLEVEL 0 |
| int radeon_driver_load_kms(struct drm_device *dev, unsigned long flags); |
| int radeon_driver_unload_kms(struct drm_device *dev); |
| int radeon_driver_firstopen_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); |
| void radeon_driver_preclose_kms(struct drm_device *dev, |
| struct drm_file *file_priv); |
| int radeon_suspend_kms(struct drm_device *dev, pm_message_t state); |
| int radeon_resume_kms(struct drm_device *dev); |
| u32 radeon_get_vblank_counter_kms(struct drm_device *dev, int crtc); |
| int radeon_enable_vblank_kms(struct drm_device *dev, int crtc); |
| void radeon_disable_vblank_kms(struct drm_device *dev, int crtc); |
| int radeon_get_vblank_timestamp_kms(struct drm_device *dev, int crtc, |
| int *max_error, |
| struct timeval *vblank_time, |
| unsigned flags); |
| 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(DRM_IRQ_ARGS); |
| int radeon_dma_ioctl_kms(struct drm_device *dev, void *data, |
| struct drm_file *file_priv); |
| int radeon_gem_object_init(struct drm_gem_object *obj); |
| 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); |
| extern int radeon_get_crtc_scanoutpos(struct drm_device *dev, int crtc, |
| int *vpos, int *hpos); |
| extern 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); |
| int radeon_mode_dumb_destroy(struct drm_file *file_priv, |
| struct drm_device *dev, |
| uint32_t handle); |
| struct dma_buf *radeon_gem_prime_export(struct drm_device *dev, |
| struct drm_gem_object *obj, |
| int flags); |
| struct drm_gem_object *radeon_gem_prime_import(struct drm_device *dev, |
| struct dma_buf *dma_buf); |
| |
| #if defined(CONFIG_DEBUG_FS) |
| int radeon_debugfs_init(struct drm_minor *minor); |
| void radeon_debugfs_cleanup(struct drm_minor *minor); |
| #endif |
| |
| |
| int radeon_no_wb; |
| int radeon_modeset = -1; |
| int radeon_dynclks = -1; |
| int radeon_r4xx_atom = 0; |
| int radeon_agpmode = 0; |
| int radeon_vram_limit = 0; |
| int radeon_gart_size = 512; /* default gart size */ |
| int radeon_benchmarking = 0; |
| int radeon_testing = 0; |
| int radeon_connector_table = 0; |
| int radeon_tv = 1; |
| int radeon_audio = 0; |
| int radeon_disp_priority = 0; |
| int radeon_hw_i2c = 0; |
| int radeon_pcie_gen2 = -1; |
| int radeon_msi = -1; |
| int radeon_lockup_timeout = 10000; |
| |
| 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"); |
| 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)"); |
| 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 = 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 (defaul 10000 = 10 seconds, 0 = disable)"); |
| module_param_named(lockup_timeout, radeon_lockup_timeout, int, 0444); |
| |
| static int radeon_suspend(struct drm_device *dev, pm_message_t state) |
| { |
| drm_radeon_private_t *dev_priv = dev->dev_private; |
| |
| if ((dev_priv->flags & RADEON_FAMILY_MASK) >= CHIP_R600) |
| return 0; |
| |
| /* Disable *all* interrupts */ |
| if ((dev_priv->flags & RADEON_FAMILY_MASK) >= CHIP_RS600) |
| RADEON_WRITE(R500_DxMODE_INT_MASK, 0); |
| RADEON_WRITE(RADEON_GEN_INT_CNTL, 0); |
| return 0; |
| } |
| |
| static int radeon_resume(struct drm_device *dev) |
| { |
| drm_radeon_private_t *dev_priv = dev->dev_private; |
| |
| if ((dev_priv->flags & RADEON_FAMILY_MASK) >= CHIP_R600) |
| return 0; |
| |
| /* Restore interrupt registers */ |
| if ((dev_priv->flags & RADEON_FAMILY_MASK) >= CHIP_RS600) |
| RADEON_WRITE(R500_DxMODE_INT_MASK, dev_priv->r500_disp_irq_reg); |
| RADEON_WRITE(RADEON_GEN_INT_CNTL, dev_priv->irq_enable_reg); |
| return 0; |
| } |
| |
| static struct pci_device_id pciidlist[] = { |
| radeon_PCI_IDS |
| }; |
| |
| #if defined(CONFIG_DRM_RADEON_KMS) |
| MODULE_DEVICE_TABLE(pci, pciidlist); |
| #endif |
| |
| static const struct file_operations radeon_driver_old_fops = { |
| .owner = THIS_MODULE, |
| .open = drm_open, |
| .release = drm_release, |
| .unlocked_ioctl = drm_ioctl, |
| .mmap = drm_mmap, |
| .poll = drm_poll, |
| .fasync = drm_fasync, |
| .read = drm_read, |
| #ifdef CONFIG_COMPAT |
| .compat_ioctl = radeon_compat_ioctl, |
| #endif |
| .llseek = noop_llseek, |
| }; |
| |
| static struct drm_driver driver_old = { |
| .driver_features = |
| DRIVER_USE_AGP | DRIVER_USE_MTRR | DRIVER_PCI_DMA | DRIVER_SG | |
| DRIVER_HAVE_IRQ | DRIVER_HAVE_DMA | DRIVER_IRQ_SHARED, |
| .dev_priv_size = sizeof(drm_radeon_buf_priv_t), |
| .load = radeon_driver_load, |
| .firstopen = radeon_driver_firstopen, |
| .open = radeon_driver_open, |
| .preclose = radeon_driver_preclose, |
| .postclose = radeon_driver_postclose, |
| .lastclose = radeon_driver_lastclose, |
| .unload = radeon_driver_unload, |
| .suspend = radeon_suspend, |
| .resume = radeon_resume, |
| .get_vblank_counter = radeon_get_vblank_counter, |
| .enable_vblank = radeon_enable_vblank, |
| .disable_vblank = radeon_disable_vblank, |
| .master_create = radeon_master_create, |
| .master_destroy = radeon_master_destroy, |
| .irq_preinstall = radeon_driver_irq_preinstall, |
| .irq_postinstall = radeon_driver_irq_postinstall, |
| .irq_uninstall = radeon_driver_irq_uninstall, |
| .irq_handler = radeon_driver_irq_handler, |
| .ioctls = radeon_ioctls, |
| .dma_ioctl = radeon_cp_buffers, |
| .fops = &radeon_driver_old_fops, |
| .name = DRIVER_NAME, |
| .desc = DRIVER_DESC, |
| .date = DRIVER_DATE, |
| .major = DRIVER_MAJOR, |
| .minor = DRIVER_MINOR, |
| .patchlevel = DRIVER_PATCHLEVEL, |
| }; |
| |
| static struct drm_driver kms_driver; |
| |
| static void radeon_kick_out_firmware_fb(struct pci_dev *pdev) |
| { |
| struct apertures_struct *ap; |
| bool primary = false; |
| |
| ap = alloc_apertures(1); |
| ap->ranges[0].base = pci_resource_start(pdev, 0); |
| ap->ranges[0].size = pci_resource_len(pdev, 0); |
| |
| #ifdef CONFIG_X86 |
| primary = pdev->resource[PCI_ROM_RESOURCE].flags & IORESOURCE_ROM_SHADOW; |
| #endif |
| remove_conflicting_framebuffers(ap, "radeondrmfb", primary); |
| kfree(ap); |
| } |
| |
| static int __devinit |
| radeon_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent) |
| { |
| /* Get rid of things like offb */ |
| radeon_kick_out_firmware_fb(pdev); |
| |
| return drm_get_pci_dev(pdev, ent, &kms_driver); |
| } |
| |
| static void |
| radeon_pci_remove(struct pci_dev *pdev) |
| { |
| struct drm_device *dev = pci_get_drvdata(pdev); |
| |
| drm_put_dev(dev); |
| } |
| |
| static int |
| radeon_pci_suspend(struct pci_dev *pdev, pm_message_t state) |
| { |
| struct drm_device *dev = pci_get_drvdata(pdev); |
| return radeon_suspend_kms(dev, state); |
| } |
| |
| static int |
| radeon_pci_resume(struct pci_dev *pdev) |
| { |
| struct drm_device *dev = pci_get_drvdata(pdev); |
| return radeon_resume_kms(dev); |
| } |
| |
| static const struct file_operations radeon_driver_kms_fops = { |
| .owner = THIS_MODULE, |
| .open = drm_open, |
| .release = drm_release, |
| .unlocked_ioctl = drm_ioctl, |
| .mmap = radeon_mmap, |
| .poll = drm_poll, |
| .fasync = drm_fasync, |
| .read = drm_read, |
| #ifdef CONFIG_COMPAT |
| .compat_ioctl = radeon_kms_compat_ioctl, |
| #endif |
| }; |
| |
| static struct drm_driver kms_driver = { |
| .driver_features = |
| DRIVER_USE_AGP | DRIVER_USE_MTRR | DRIVER_PCI_DMA | DRIVER_SG | |
| DRIVER_HAVE_IRQ | DRIVER_HAVE_DMA | DRIVER_IRQ_SHARED | DRIVER_GEM | |
| DRIVER_PRIME, |
| .dev_priv_size = 0, |
| .load = radeon_driver_load_kms, |
| .firstopen = radeon_driver_firstopen_kms, |
| .open = radeon_driver_open_kms, |
| .preclose = radeon_driver_preclose_kms, |
| .postclose = radeon_driver_postclose_kms, |
| .lastclose = radeon_driver_lastclose_kms, |
| .unload = radeon_driver_unload_kms, |
| .suspend = radeon_suspend_kms, |
| .resume = radeon_resume_kms, |
| .get_vblank_counter = radeon_get_vblank_counter_kms, |
| .enable_vblank = radeon_enable_vblank_kms, |
| .disable_vblank = radeon_disable_vblank_kms, |
| .get_vblank_timestamp = radeon_get_vblank_timestamp_kms, |
| .get_scanout_position = radeon_get_crtc_scanoutpos, |
| #if defined(CONFIG_DEBUG_FS) |
| .debugfs_init = radeon_debugfs_init, |
| .debugfs_cleanup = radeon_debugfs_cleanup, |
| #endif |
| .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_init_object = radeon_gem_object_init, |
| .gem_free_object = radeon_gem_object_free, |
| .gem_open_object = radeon_gem_object_open, |
| .gem_close_object = radeon_gem_object_close, |
| .dma_ioctl = radeon_dma_ioctl_kms, |
| .dumb_create = radeon_mode_dumb_create, |
| .dumb_map_offset = radeon_mode_dumb_mmap, |
| .dumb_destroy = radeon_mode_dumb_destroy, |
| .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_import = radeon_gem_prime_import, |
| |
| .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_pci_driver = { |
| .name = DRIVER_NAME, |
| .id_table = pciidlist, |
| }; |
| |
| static struct pci_driver radeon_kms_pci_driver = { |
| .name = DRIVER_NAME, |
| .id_table = pciidlist, |
| .probe = radeon_pci_probe, |
| .remove = radeon_pci_remove, |
| .suspend = radeon_pci_suspend, |
| .resume = radeon_pci_resume, |
| }; |
| |
| static int __init radeon_init(void) |
| { |
| driver = &driver_old; |
| pdriver = &radeon_pci_driver; |
| driver->num_ioctls = radeon_max_ioctl; |
| #ifdef CONFIG_VGA_CONSOLE |
| if (vgacon_text_force() && radeon_modeset == -1) { |
| DRM_INFO("VGACON disable radeon kernel modesetting.\n"); |
| driver = &driver_old; |
| pdriver = &radeon_pci_driver; |
| driver->driver_features &= ~DRIVER_MODESET; |
| radeon_modeset = 0; |
| } |
| #endif |
| /* if enabled by default */ |
| if (radeon_modeset == -1) { |
| #ifdef CONFIG_DRM_RADEON_KMS |
| DRM_INFO("radeon defaulting to kernel modesetting.\n"); |
| radeon_modeset = 1; |
| #else |
| DRM_INFO("radeon defaulting to userspace modesetting.\n"); |
| radeon_modeset = 0; |
| #endif |
| } |
| 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(); |
| } |
| /* if the vga console setting is enabled still |
| * let modprobe override it */ |
| return drm_pci_init(driver, pdriver); |
| } |
| |
| static void __exit radeon_exit(void) |
| { |
| drm_pci_exit(driver, pdriver); |
| radeon_unregister_atpx_handler(); |
| } |
| |
| module_init(radeon_init); |
| module_exit(radeon_exit); |
| |
| MODULE_AUTHOR(DRIVER_AUTHOR); |
| MODULE_DESCRIPTION(DRIVER_DESC); |
| MODULE_LICENSE("GPL and additional rights"); |