1c62233508
* 'gpu-switcher' of /ssd/git//linux-2.6: vga_switcheroo: initial implementation (v15) fb: for framebuffer handover don't exit the loop early. Conflicts: drivers/gpu/drm/i915/i915_dma.c drivers/gpu/drm/radeon/Makefile drivers/gpu/drm/radeon/radeon.h
296 lines
9.4 KiB
C
296 lines
9.4 KiB
C
/*
|
|
* Copyright 2008 Advanced Micro Devices, Inc.
|
|
* Copyright 2008 Red Hat Inc.
|
|
* Copyright 2009 Jerome Glisse.
|
|
*
|
|
* 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 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
|
|
* THE COPYRIGHT HOLDER(S) OR AUTHOR(S) 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.
|
|
*
|
|
* Authors: Dave Airlie
|
|
* Alex Deucher
|
|
* Jerome Glisse
|
|
*/
|
|
#include "drmP.h"
|
|
#include "drm_sarea.h"
|
|
#include "radeon.h"
|
|
#include "radeon_drm.h"
|
|
|
|
#include <linux/vga_switcheroo.h>
|
|
|
|
int radeon_driver_unload_kms(struct drm_device *dev)
|
|
{
|
|
struct radeon_device *rdev = dev->dev_private;
|
|
|
|
if (rdev == NULL)
|
|
return 0;
|
|
radeon_modeset_fini(rdev);
|
|
radeon_device_fini(rdev);
|
|
kfree(rdev);
|
|
dev->dev_private = NULL;
|
|
return 0;
|
|
}
|
|
|
|
int radeon_driver_load_kms(struct drm_device *dev, unsigned long flags)
|
|
{
|
|
struct radeon_device *rdev;
|
|
int r;
|
|
|
|
rdev = kzalloc(sizeof(struct radeon_device), GFP_KERNEL);
|
|
if (rdev == NULL) {
|
|
return -ENOMEM;
|
|
}
|
|
dev->dev_private = (void *)rdev;
|
|
|
|
/* update BUS flag */
|
|
if (drm_device_is_agp(dev)) {
|
|
flags |= RADEON_IS_AGP;
|
|
} else if (drm_device_is_pcie(dev)) {
|
|
flags |= RADEON_IS_PCIE;
|
|
} else {
|
|
flags |= RADEON_IS_PCI;
|
|
}
|
|
|
|
/* radeon_device_init should report only fatal error
|
|
* like memory allocation failure or iomapping failure,
|
|
* or memory manager initialization failure, it must
|
|
* properly initialize the GPU MC controller and permit
|
|
* VRAM allocation
|
|
*/
|
|
r = radeon_device_init(rdev, dev, dev->pdev, flags);
|
|
if (r) {
|
|
dev_err(&dev->pdev->dev, "Fatal error during GPU init\n");
|
|
goto out;
|
|
}
|
|
/* Again modeset_init should fail only on fatal error
|
|
* otherwise it should provide enough functionalities
|
|
* for shadowfb to run
|
|
*/
|
|
r = radeon_modeset_init(rdev);
|
|
if (r)
|
|
dev_err(&dev->pdev->dev, "Fatal error during modeset init\n");
|
|
out:
|
|
if (r)
|
|
radeon_driver_unload_kms(dev);
|
|
return r;
|
|
}
|
|
|
|
|
|
/*
|
|
* Userspace get informations ioctl
|
|
*/
|
|
int radeon_info_ioctl(struct drm_device *dev, void *data, struct drm_file *filp)
|
|
{
|
|
struct radeon_device *rdev = dev->dev_private;
|
|
struct drm_radeon_info *info;
|
|
uint32_t *value_ptr;
|
|
uint32_t value;
|
|
|
|
info = data;
|
|
value_ptr = (uint32_t *)((unsigned long)info->value);
|
|
switch (info->request) {
|
|
case RADEON_INFO_DEVICE_ID:
|
|
value = dev->pci_device;
|
|
break;
|
|
case RADEON_INFO_NUM_GB_PIPES:
|
|
value = rdev->num_gb_pipes;
|
|
break;
|
|
case RADEON_INFO_NUM_Z_PIPES:
|
|
value = rdev->num_z_pipes;
|
|
break;
|
|
case RADEON_INFO_ACCEL_WORKING:
|
|
value = rdev->accel_working;
|
|
break;
|
|
default:
|
|
DRM_DEBUG("Invalid request %d\n", info->request);
|
|
return -EINVAL;
|
|
}
|
|
if (DRM_COPY_TO_USER(value_ptr, &value, sizeof(uint32_t))) {
|
|
DRM_ERROR("copy_to_user\n");
|
|
return -EFAULT;
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
|
|
/*
|
|
* Outdated mess for old drm with Xorg being in charge (void function now).
|
|
*/
|
|
int radeon_driver_firstopen_kms(struct drm_device *dev)
|
|
{
|
|
return 0;
|
|
}
|
|
|
|
|
|
void radeon_driver_lastclose_kms(struct drm_device *dev)
|
|
{
|
|
vga_switcheroo_process_delayed_switch();
|
|
}
|
|
|
|
int radeon_driver_open_kms(struct drm_device *dev, struct drm_file *file_priv)
|
|
{
|
|
return 0;
|
|
}
|
|
|
|
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)
|
|
{
|
|
}
|
|
|
|
|
|
/*
|
|
* VBlank related functions.
|
|
*/
|
|
u32 radeon_get_vblank_counter_kms(struct drm_device *dev, int crtc)
|
|
{
|
|
struct radeon_device *rdev = dev->dev_private;
|
|
|
|
if (crtc < 0 || crtc > 1) {
|
|
DRM_ERROR("Invalid crtc %d\n", crtc);
|
|
return -EINVAL;
|
|
}
|
|
|
|
return radeon_get_vblank_counter(rdev, crtc);
|
|
}
|
|
|
|
int radeon_enable_vblank_kms(struct drm_device *dev, int crtc)
|
|
{
|
|
struct radeon_device *rdev = dev->dev_private;
|
|
|
|
if (crtc < 0 || crtc > 1) {
|
|
DRM_ERROR("Invalid crtc %d\n", crtc);
|
|
return -EINVAL;
|
|
}
|
|
|
|
rdev->irq.crtc_vblank_int[crtc] = true;
|
|
|
|
return radeon_irq_set(rdev);
|
|
}
|
|
|
|
void radeon_disable_vblank_kms(struct drm_device *dev, int crtc)
|
|
{
|
|
struct radeon_device *rdev = dev->dev_private;
|
|
|
|
if (crtc < 0 || crtc > 1) {
|
|
DRM_ERROR("Invalid crtc %d\n", crtc);
|
|
return;
|
|
}
|
|
|
|
rdev->irq.crtc_vblank_int[crtc] = false;
|
|
|
|
radeon_irq_set(rdev);
|
|
}
|
|
|
|
|
|
/*
|
|
* IOCTL.
|
|
*/
|
|
int radeon_dma_ioctl_kms(struct drm_device *dev, void *data,
|
|
struct drm_file *file_priv)
|
|
{
|
|
/* Not valid in KMS. */
|
|
return -EINVAL;
|
|
}
|
|
|
|
#define KMS_INVALID_IOCTL(name) \
|
|
int name(struct drm_device *dev, void *data, struct drm_file *file_priv)\
|
|
{ \
|
|
DRM_ERROR("invalid ioctl with kms %s\n", __func__); \
|
|
return -EINVAL; \
|
|
}
|
|
|
|
/*
|
|
* All these ioctls are invalid in kms world.
|
|
*/
|
|
KMS_INVALID_IOCTL(radeon_cp_init_kms)
|
|
KMS_INVALID_IOCTL(radeon_cp_start_kms)
|
|
KMS_INVALID_IOCTL(radeon_cp_stop_kms)
|
|
KMS_INVALID_IOCTL(radeon_cp_reset_kms)
|
|
KMS_INVALID_IOCTL(radeon_cp_idle_kms)
|
|
KMS_INVALID_IOCTL(radeon_cp_resume_kms)
|
|
KMS_INVALID_IOCTL(radeon_engine_reset_kms)
|
|
KMS_INVALID_IOCTL(radeon_fullscreen_kms)
|
|
KMS_INVALID_IOCTL(radeon_cp_swap_kms)
|
|
KMS_INVALID_IOCTL(radeon_cp_clear_kms)
|
|
KMS_INVALID_IOCTL(radeon_cp_vertex_kms)
|
|
KMS_INVALID_IOCTL(radeon_cp_indices_kms)
|
|
KMS_INVALID_IOCTL(radeon_cp_texture_kms)
|
|
KMS_INVALID_IOCTL(radeon_cp_stipple_kms)
|
|
KMS_INVALID_IOCTL(radeon_cp_indirect_kms)
|
|
KMS_INVALID_IOCTL(radeon_cp_vertex2_kms)
|
|
KMS_INVALID_IOCTL(radeon_cp_cmdbuf_kms)
|
|
KMS_INVALID_IOCTL(radeon_cp_getparam_kms)
|
|
KMS_INVALID_IOCTL(radeon_cp_flip_kms)
|
|
KMS_INVALID_IOCTL(radeon_mem_alloc_kms)
|
|
KMS_INVALID_IOCTL(radeon_mem_free_kms)
|
|
KMS_INVALID_IOCTL(radeon_mem_init_heap_kms)
|
|
KMS_INVALID_IOCTL(radeon_irq_emit_kms)
|
|
KMS_INVALID_IOCTL(radeon_irq_wait_kms)
|
|
KMS_INVALID_IOCTL(radeon_cp_setparam_kms)
|
|
KMS_INVALID_IOCTL(radeon_surface_alloc_kms)
|
|
KMS_INVALID_IOCTL(radeon_surface_free_kms)
|
|
|
|
|
|
struct drm_ioctl_desc radeon_ioctls_kms[] = {
|
|
DRM_IOCTL_DEF(DRM_RADEON_CP_INIT, radeon_cp_init_kms, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY),
|
|
DRM_IOCTL_DEF(DRM_RADEON_CP_START, radeon_cp_start_kms, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY),
|
|
DRM_IOCTL_DEF(DRM_RADEON_CP_STOP, radeon_cp_stop_kms, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY),
|
|
DRM_IOCTL_DEF(DRM_RADEON_CP_RESET, radeon_cp_reset_kms, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY),
|
|
DRM_IOCTL_DEF(DRM_RADEON_CP_IDLE, radeon_cp_idle_kms, DRM_AUTH),
|
|
DRM_IOCTL_DEF(DRM_RADEON_CP_RESUME, radeon_cp_resume_kms, DRM_AUTH),
|
|
DRM_IOCTL_DEF(DRM_RADEON_RESET, radeon_engine_reset_kms, DRM_AUTH),
|
|
DRM_IOCTL_DEF(DRM_RADEON_FULLSCREEN, radeon_fullscreen_kms, DRM_AUTH),
|
|
DRM_IOCTL_DEF(DRM_RADEON_SWAP, radeon_cp_swap_kms, DRM_AUTH),
|
|
DRM_IOCTL_DEF(DRM_RADEON_CLEAR, radeon_cp_clear_kms, DRM_AUTH),
|
|
DRM_IOCTL_DEF(DRM_RADEON_VERTEX, radeon_cp_vertex_kms, DRM_AUTH),
|
|
DRM_IOCTL_DEF(DRM_RADEON_INDICES, radeon_cp_indices_kms, DRM_AUTH),
|
|
DRM_IOCTL_DEF(DRM_RADEON_TEXTURE, radeon_cp_texture_kms, DRM_AUTH),
|
|
DRM_IOCTL_DEF(DRM_RADEON_STIPPLE, radeon_cp_stipple_kms, DRM_AUTH),
|
|
DRM_IOCTL_DEF(DRM_RADEON_INDIRECT, radeon_cp_indirect_kms, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY),
|
|
DRM_IOCTL_DEF(DRM_RADEON_VERTEX2, radeon_cp_vertex2_kms, DRM_AUTH),
|
|
DRM_IOCTL_DEF(DRM_RADEON_CMDBUF, radeon_cp_cmdbuf_kms, DRM_AUTH),
|
|
DRM_IOCTL_DEF(DRM_RADEON_GETPARAM, radeon_cp_getparam_kms, DRM_AUTH),
|
|
DRM_IOCTL_DEF(DRM_RADEON_FLIP, radeon_cp_flip_kms, DRM_AUTH),
|
|
DRM_IOCTL_DEF(DRM_RADEON_ALLOC, radeon_mem_alloc_kms, DRM_AUTH),
|
|
DRM_IOCTL_DEF(DRM_RADEON_FREE, radeon_mem_free_kms, DRM_AUTH),
|
|
DRM_IOCTL_DEF(DRM_RADEON_INIT_HEAP, radeon_mem_init_heap_kms, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY),
|
|
DRM_IOCTL_DEF(DRM_RADEON_IRQ_EMIT, radeon_irq_emit_kms, DRM_AUTH),
|
|
DRM_IOCTL_DEF(DRM_RADEON_IRQ_WAIT, radeon_irq_wait_kms, DRM_AUTH),
|
|
DRM_IOCTL_DEF(DRM_RADEON_SETPARAM, radeon_cp_setparam_kms, DRM_AUTH),
|
|
DRM_IOCTL_DEF(DRM_RADEON_SURF_ALLOC, radeon_surface_alloc_kms, DRM_AUTH),
|
|
DRM_IOCTL_DEF(DRM_RADEON_SURF_FREE, radeon_surface_free_kms, DRM_AUTH),
|
|
/* KMS */
|
|
DRM_IOCTL_DEF(DRM_RADEON_GEM_INFO, radeon_gem_info_ioctl, DRM_AUTH|DRM_UNLOCKED),
|
|
DRM_IOCTL_DEF(DRM_RADEON_GEM_CREATE, radeon_gem_create_ioctl, DRM_AUTH|DRM_UNLOCKED),
|
|
DRM_IOCTL_DEF(DRM_RADEON_GEM_MMAP, radeon_gem_mmap_ioctl, DRM_AUTH|DRM_UNLOCKED),
|
|
DRM_IOCTL_DEF(DRM_RADEON_GEM_SET_DOMAIN, radeon_gem_set_domain_ioctl, DRM_AUTH|DRM_UNLOCKED),
|
|
DRM_IOCTL_DEF(DRM_RADEON_GEM_PREAD, radeon_gem_pread_ioctl, DRM_AUTH|DRM_UNLOCKED),
|
|
DRM_IOCTL_DEF(DRM_RADEON_GEM_PWRITE, radeon_gem_pwrite_ioctl, DRM_AUTH|DRM_UNLOCKED),
|
|
DRM_IOCTL_DEF(DRM_RADEON_GEM_WAIT_IDLE, radeon_gem_wait_idle_ioctl, DRM_AUTH|DRM_UNLOCKED),
|
|
DRM_IOCTL_DEF(DRM_RADEON_CS, radeon_cs_ioctl, DRM_AUTH|DRM_UNLOCKED),
|
|
DRM_IOCTL_DEF(DRM_RADEON_INFO, radeon_info_ioctl, DRM_AUTH|DRM_UNLOCKED),
|
|
DRM_IOCTL_DEF(DRM_RADEON_GEM_SET_TILING, radeon_gem_set_tiling_ioctl, DRM_AUTH|DRM_UNLOCKED),
|
|
DRM_IOCTL_DEF(DRM_RADEON_GEM_GET_TILING, radeon_gem_get_tiling_ioctl, DRM_AUTH|DRM_UNLOCKED),
|
|
DRM_IOCTL_DEF(DRM_RADEON_GEM_BUSY, radeon_gem_busy_ioctl, DRM_AUTH|DRM_UNLOCKED),
|
|
};
|
|
int radeon_max_kms_ioctl = DRM_ARRAY_SIZE(radeon_ioctls_kms);
|