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9062fa6612
Signed-off-by: Alex Deucher <alexdeucher@gmail.com> Signed-off-by: Dave Airlie <airlied@redhat.com>
354 lines
11 KiB
C
354 lines
11 KiB
C
/**
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* \file radeon_drv.c
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* ATI Radeon driver
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*
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* \author Gareth Hughes <gareth@valinux.com>
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*/
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/*
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* Copyright 2000 VA Linux Systems, Inc., Sunnyvale, California.
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* All Rights Reserved.
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice (including the next
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* paragraph) shall be included in all copies or substantial portions of the
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* Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* VA LINUX SYSTEMS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
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* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
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* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
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* OTHER DEALINGS IN THE SOFTWARE.
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*/
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#include "drmP.h"
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#include "drm.h"
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#include "radeon_drm.h"
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#include "radeon_drv.h"
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#include "drm_pciids.h"
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#include <linux/console.h>
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/*
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* KMS wrapper.
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*/
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#define KMS_DRIVER_MAJOR 2
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#define KMS_DRIVER_MINOR 0
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#define KMS_DRIVER_PATCHLEVEL 0
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int radeon_driver_load_kms(struct drm_device *dev, unsigned long flags);
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int radeon_driver_unload_kms(struct drm_device *dev);
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int radeon_driver_firstopen_kms(struct drm_device *dev);
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void radeon_driver_lastclose_kms(struct drm_device *dev);
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int radeon_driver_open_kms(struct drm_device *dev, struct drm_file *file_priv);
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void radeon_driver_postclose_kms(struct drm_device *dev,
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struct drm_file *file_priv);
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void radeon_driver_preclose_kms(struct drm_device *dev,
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struct drm_file *file_priv);
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int radeon_suspend_kms(struct drm_device *dev, pm_message_t state);
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int radeon_resume_kms(struct drm_device *dev);
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u32 radeon_get_vblank_counter_kms(struct drm_device *dev, int crtc);
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int radeon_enable_vblank_kms(struct drm_device *dev, int crtc);
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void radeon_disable_vblank_kms(struct drm_device *dev, int crtc);
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void radeon_driver_irq_preinstall_kms(struct drm_device *dev);
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int radeon_driver_irq_postinstall_kms(struct drm_device *dev);
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void radeon_driver_irq_uninstall_kms(struct drm_device *dev);
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irqreturn_t radeon_driver_irq_handler_kms(DRM_IRQ_ARGS);
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int radeon_dma_ioctl_kms(struct drm_device *dev, void *data,
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struct drm_file *file_priv);
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int radeon_gem_object_init(struct drm_gem_object *obj);
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void radeon_gem_object_free(struct drm_gem_object *obj);
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extern struct drm_ioctl_desc radeon_ioctls_kms[];
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extern int radeon_max_kms_ioctl;
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int radeon_mmap(struct file *filp, struct vm_area_struct *vma);
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#if defined(CONFIG_DEBUG_FS)
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int radeon_debugfs_init(struct drm_minor *minor);
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void radeon_debugfs_cleanup(struct drm_minor *minor);
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#endif
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int radeon_no_wb;
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int radeon_modeset = -1;
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int radeon_dynclks = -1;
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int radeon_r4xx_atom = 0;
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int radeon_agpmode = 0;
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int radeon_vram_limit = 0;
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int radeon_gart_size = 512; /* default gart size */
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int radeon_benchmarking = 0;
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int radeon_testing = 0;
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int radeon_connector_table = 0;
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int radeon_tv = 1;
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int radeon_new_pll = 1;
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MODULE_PARM_DESC(no_wb, "Disable AGP writeback for scratch registers");
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module_param_named(no_wb, radeon_no_wb, int, 0444);
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MODULE_PARM_DESC(modeset, "Disable/Enable modesetting");
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module_param_named(modeset, radeon_modeset, int, 0400);
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MODULE_PARM_DESC(dynclks, "Disable/Enable dynamic clocks");
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module_param_named(dynclks, radeon_dynclks, int, 0444);
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MODULE_PARM_DESC(r4xx_atom, "Enable ATOMBIOS modesetting for R4xx");
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module_param_named(r4xx_atom, radeon_r4xx_atom, int, 0444);
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MODULE_PARM_DESC(vramlimit, "Restrict VRAM for testing");
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module_param_named(vramlimit, radeon_vram_limit, int, 0600);
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MODULE_PARM_DESC(agpmode, "AGP Mode (-1 == PCI)");
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module_param_named(agpmode, radeon_agpmode, int, 0444);
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MODULE_PARM_DESC(gartsize, "Size of PCIE/IGP gart to setup in megabytes (32,64, etc)\n");
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module_param_named(gartsize, radeon_gart_size, int, 0600);
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MODULE_PARM_DESC(benchmark, "Run benchmark");
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module_param_named(benchmark, radeon_benchmarking, int, 0444);
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MODULE_PARM_DESC(test, "Run tests");
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module_param_named(test, radeon_testing, int, 0444);
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MODULE_PARM_DESC(connector_table, "Force connector table");
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module_param_named(connector_table, radeon_connector_table, int, 0444);
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MODULE_PARM_DESC(tv, "TV enable (0 = disable)");
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module_param_named(tv, radeon_tv, int, 0444);
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MODULE_PARM_DESC(new_pll, "Select new PLL code for AVIVO chips");
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module_param_named(new_pll, radeon_new_pll, int, 0444);
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static int radeon_suspend(struct drm_device *dev, pm_message_t state)
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{
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drm_radeon_private_t *dev_priv = dev->dev_private;
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if ((dev_priv->flags & RADEON_FAMILY_MASK) >= CHIP_R600)
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return 0;
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/* Disable *all* interrupts */
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if ((dev_priv->flags & RADEON_FAMILY_MASK) >= CHIP_RS600)
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RADEON_WRITE(R500_DxMODE_INT_MASK, 0);
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RADEON_WRITE(RADEON_GEN_INT_CNTL, 0);
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return 0;
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}
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static int radeon_resume(struct drm_device *dev)
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{
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drm_radeon_private_t *dev_priv = dev->dev_private;
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if ((dev_priv->flags & RADEON_FAMILY_MASK) >= CHIP_R600)
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return 0;
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/* Restore interrupt registers */
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if ((dev_priv->flags & RADEON_FAMILY_MASK) >= CHIP_RS600)
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RADEON_WRITE(R500_DxMODE_INT_MASK, dev_priv->r500_disp_irq_reg);
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RADEON_WRITE(RADEON_GEN_INT_CNTL, dev_priv->irq_enable_reg);
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return 0;
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}
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static struct pci_device_id pciidlist[] = {
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radeon_PCI_IDS
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};
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#if defined(CONFIG_DRM_RADEON_KMS)
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MODULE_DEVICE_TABLE(pci, pciidlist);
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#endif
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static struct drm_driver driver_old = {
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.driver_features =
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DRIVER_USE_AGP | DRIVER_USE_MTRR | DRIVER_PCI_DMA | DRIVER_SG |
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DRIVER_HAVE_IRQ | DRIVER_HAVE_DMA | DRIVER_IRQ_SHARED,
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.dev_priv_size = sizeof(drm_radeon_buf_priv_t),
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.load = radeon_driver_load,
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.firstopen = radeon_driver_firstopen,
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.open = radeon_driver_open,
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.preclose = radeon_driver_preclose,
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.postclose = radeon_driver_postclose,
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.lastclose = radeon_driver_lastclose,
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.unload = radeon_driver_unload,
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.suspend = radeon_suspend,
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.resume = radeon_resume,
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.get_vblank_counter = radeon_get_vblank_counter,
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.enable_vblank = radeon_enable_vblank,
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.disable_vblank = radeon_disable_vblank,
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.master_create = radeon_master_create,
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.master_destroy = radeon_master_destroy,
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.irq_preinstall = radeon_driver_irq_preinstall,
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.irq_postinstall = radeon_driver_irq_postinstall,
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.irq_uninstall = radeon_driver_irq_uninstall,
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.irq_handler = radeon_driver_irq_handler,
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.reclaim_buffers = drm_core_reclaim_buffers,
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.get_map_ofs = drm_core_get_map_ofs,
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.get_reg_ofs = drm_core_get_reg_ofs,
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.ioctls = radeon_ioctls,
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.dma_ioctl = radeon_cp_buffers,
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.fops = {
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.owner = THIS_MODULE,
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.open = drm_open,
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.release = drm_release,
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.ioctl = drm_ioctl,
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.mmap = drm_mmap,
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.poll = drm_poll,
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.fasync = drm_fasync,
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#ifdef CONFIG_COMPAT
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.compat_ioctl = radeon_compat_ioctl,
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#endif
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},
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.pci_driver = {
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.name = DRIVER_NAME,
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.id_table = pciidlist,
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},
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.name = DRIVER_NAME,
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.desc = DRIVER_DESC,
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.date = DRIVER_DATE,
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.major = DRIVER_MAJOR,
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.minor = DRIVER_MINOR,
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.patchlevel = DRIVER_PATCHLEVEL,
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};
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static struct drm_driver kms_driver;
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static int __devinit
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radeon_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
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{
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return drm_get_dev(pdev, ent, &kms_driver);
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}
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static void
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radeon_pci_remove(struct pci_dev *pdev)
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{
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struct drm_device *dev = pci_get_drvdata(pdev);
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drm_put_dev(dev);
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}
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static int
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radeon_pci_suspend(struct pci_dev *pdev, pm_message_t state)
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{
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struct drm_device *dev = pci_get_drvdata(pdev);
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return radeon_suspend_kms(dev, state);
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}
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static int
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radeon_pci_resume(struct pci_dev *pdev)
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{
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struct drm_device *dev = pci_get_drvdata(pdev);
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return radeon_resume_kms(dev);
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}
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static struct drm_driver kms_driver = {
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.driver_features =
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DRIVER_USE_AGP | DRIVER_USE_MTRR | DRIVER_PCI_DMA | DRIVER_SG |
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DRIVER_HAVE_IRQ | DRIVER_HAVE_DMA | DRIVER_IRQ_SHARED | DRIVER_GEM,
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.dev_priv_size = 0,
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.load = radeon_driver_load_kms,
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.firstopen = radeon_driver_firstopen_kms,
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.open = radeon_driver_open_kms,
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.preclose = radeon_driver_preclose_kms,
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.postclose = radeon_driver_postclose_kms,
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.lastclose = radeon_driver_lastclose_kms,
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.unload = radeon_driver_unload_kms,
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.suspend = radeon_suspend_kms,
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.resume = radeon_resume_kms,
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.get_vblank_counter = radeon_get_vblank_counter_kms,
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.enable_vblank = radeon_enable_vblank_kms,
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.disable_vblank = radeon_disable_vblank_kms,
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#if defined(CONFIG_DEBUG_FS)
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.debugfs_init = radeon_debugfs_init,
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.debugfs_cleanup = radeon_debugfs_cleanup,
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#endif
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.irq_preinstall = radeon_driver_irq_preinstall_kms,
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.irq_postinstall = radeon_driver_irq_postinstall_kms,
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.irq_uninstall = radeon_driver_irq_uninstall_kms,
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.irq_handler = radeon_driver_irq_handler_kms,
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.reclaim_buffers = drm_core_reclaim_buffers,
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.get_map_ofs = drm_core_get_map_ofs,
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.get_reg_ofs = drm_core_get_reg_ofs,
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.ioctls = radeon_ioctls_kms,
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.gem_init_object = radeon_gem_object_init,
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.gem_free_object = radeon_gem_object_free,
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.dma_ioctl = radeon_dma_ioctl_kms,
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.fops = {
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.owner = THIS_MODULE,
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.open = drm_open,
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.release = drm_release,
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.ioctl = drm_ioctl,
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.mmap = radeon_mmap,
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.poll = drm_poll,
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.fasync = drm_fasync,
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#ifdef CONFIG_COMPAT
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.compat_ioctl = radeon_kms_compat_ioctl,
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#endif
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},
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.pci_driver = {
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.name = DRIVER_NAME,
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.id_table = pciidlist,
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.probe = radeon_pci_probe,
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.remove = radeon_pci_remove,
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.suspend = radeon_pci_suspend,
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.resume = radeon_pci_resume,
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},
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.name = DRIVER_NAME,
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.desc = DRIVER_DESC,
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.date = DRIVER_DATE,
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.major = KMS_DRIVER_MAJOR,
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.minor = KMS_DRIVER_MINOR,
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.patchlevel = KMS_DRIVER_PATCHLEVEL,
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};
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static struct drm_driver *driver;
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static int __init radeon_init(void)
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{
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driver = &driver_old;
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driver->num_ioctls = radeon_max_ioctl;
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#ifdef CONFIG_VGA_CONSOLE
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if (vgacon_text_force() && radeon_modeset == -1) {
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DRM_INFO("VGACON disable radeon kernel modesetting.\n");
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driver = &driver_old;
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driver->driver_features &= ~DRIVER_MODESET;
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radeon_modeset = 0;
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}
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#endif
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/* if enabled by default */
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if (radeon_modeset == -1) {
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#ifdef CONFIG_DRM_RADEON_KMS
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DRM_INFO("radeon defaulting to kernel modesetting.\n");
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radeon_modeset = 1;
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#else
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DRM_INFO("radeon defaulting to userspace modesetting.\n");
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radeon_modeset = 0;
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#endif
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}
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if (radeon_modeset == 1) {
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DRM_INFO("radeon kernel modesetting enabled.\n");
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driver = &kms_driver;
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driver->driver_features |= DRIVER_MODESET;
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driver->num_ioctls = radeon_max_kms_ioctl;
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}
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/* if the vga console setting is enabled still
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* let modprobe override it */
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return drm_init(driver);
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}
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static void __exit radeon_exit(void)
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{
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drm_exit(driver);
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}
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module_init(radeon_init);
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module_exit(radeon_exit);
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MODULE_AUTHOR(DRIVER_AUTHOR);
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MODULE_DESCRIPTION(DRIVER_DESC);
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MODULE_LICENSE("GPL and additional rights");
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