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OpenCloudOS-Kernel/drivers/gpu/drm/radeon/radeon_drv.c

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/**
* \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>
#include <linux/pm_runtime.h>
#include <linux/vga_switcheroo.h>
#include <drm/drm_gem.h>
#include <drm/drm_fb_helper.h>
#include "drm_crtc_helper.h"
#include "radeon_kfd.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
*/
#define KMS_DRIVER_MAJOR 2
#define KMS_DRIVER_MINOR 48
#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);
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, 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);
int radeon_get_vblank_timestamp_kms(struct drm_device *dev, unsigned int pipe,
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(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_device *dev,
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);
struct reservation_object *radeon_gem_prime_res_obj(struct drm_gem_object *);
void *radeon_gem_prime_vmap(struct drm_gem_object *obj);
void radeon_gem_prime_vunmap(struct drm_gem_object *obj, void *vaddr);
extern long radeon_kms_compat_ioctl(struct file *filp, unsigned int cmd,
unsigned long arg);
/* 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;
int radeon_agpmode = 0;
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);
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_kick_out_firmware_fb(struct pci_dev *pdev)
{
struct apertures_struct *ap;
bool primary = false;
ap = alloc_apertures(1);
if (!ap)
return -ENOMEM;
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
drm_fb_helper_remove_conflicting_framebuffers(ap, "radeondrmfb", primary);
kfree(ap);
return 0;
}
static int radeon_pci_probe(struct pci_dev *pdev,
const struct pci_device_id *ent)
{
int ret;
/*
* Initialize amdkfd before starting radeon. If it was not loaded yet,
* defer radeon probing
*/
ret = radeon_kfd_init();
if (ret == -EPROBE_DEFER)
return ret;
if (vga_switcheroo_client_probe_defer(pdev))
return -EPROBE_DEFER;
/* Get rid of things like offb */
ret = radeon_kick_out_firmware_fb(pdev);
if (ret)
return ret;
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 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.
* unfortunately we can't detect certain
* hypervisors so just do this all the time.
*/
radeon_pci_remove(pdev);
}
static int radeon_pmops_suspend(struct device *dev)
{
struct pci_dev *pdev = to_pci_dev(dev);
struct drm_device *drm_dev = pci_get_drvdata(pdev);
return radeon_suspend_kms(drm_dev, true, true, false);
}
static int radeon_pmops_resume(struct device *dev)
{
struct pci_dev *pdev = to_pci_dev(dev);
struct drm_device *drm_dev = pci_get_drvdata(pdev);
/* 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 pci_dev *pdev = to_pci_dev(dev);
struct drm_device *drm_dev = pci_get_drvdata(pdev);
return radeon_suspend_kms(drm_dev, false, true, true);
}
static int radeon_pmops_thaw(struct device *dev)
{
struct pci_dev *pdev = to_pci_dev(dev);
struct drm_device *drm_dev = pci_get_drvdata(pdev);
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);
vga_switcheroo_set_dynamic_switch(pdev, VGA_SWITCHEROO_OFF);
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);
vga_switcheroo_set_dynamic_switch(pdev, VGA_SWITCHEROO_ON);
drm_dev->switch_power_state = DRM_SWITCH_POWER_ON;
return 0;
}
static int radeon_pmops_runtime_idle(struct device *dev)
{
struct pci_dev *pdev = to_pci_dev(dev);
struct drm_device *drm_dev = pci_get_drvdata(pdev);
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;
}
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 struct drm_driver kms_driver = {
.driver_features =
DRIVER_USE_AGP |
DRIVER_HAVE_IRQ | DRIVER_IRQ_SHARED | DRIVER_GEM |
DRIVER_PRIME | DRIVER_RENDER,
.load = radeon_driver_load_kms,
.open = radeon_driver_open_kms,
.preclose = radeon_driver_preclose_kms,
.postclose = radeon_driver_postclose_kms,
.lastclose = radeon_driver_lastclose_kms,
.set_busid = drm_pci_set_busid,
.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 = radeon_get_vblank_timestamp_kms,
.get_scanout_position = radeon_get_crtc_scanoutpos,
.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,
.dumb_destroy = drm_gem_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 = drm_gem_prime_import,
.gem_prime_pin = radeon_gem_prime_pin,
.gem_prime_unpin = radeon_gem_prime_unpin,
.gem_prime_res_obj = radeon_gem_prime_res_obj,
.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;
}
/* let modprobe override vga console setting */
return drm_pci_init(driver, pdriver);
}
static void __exit radeon_exit(void)
{
radeon_kfd_fini();
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");
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