158 lines
4.7 KiB
C
158 lines
4.7 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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int radeon_no_wb;
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MODULE_PARM_DESC(no_wb, "Disable AGP writeback for scratch registers\n");
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module_param_named(no_wb, radeon_no_wb, int, 0444);
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static int dri_library_name(struct drm_device * dev, char * buf)
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{
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drm_radeon_private_t *dev_priv = dev->dev_private;
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int family = dev_priv->flags & RADEON_FAMILY_MASK;
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return snprintf(buf, PAGE_SIZE, "%s\n",
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(family < CHIP_R200) ? "radeon" :
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((family < CHIP_R300) ? "r200" :
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"r300"));
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}
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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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/* Disable *all* interrupts */
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if ((dev_priv->flags & RADEON_FAMILY_MASK) >= CHIP_RS690)
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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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/* Restore interrupt registers */
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if ((dev_priv->flags & RADEON_FAMILY_MASK) >= CHIP_RS690)
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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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static int probe(struct pci_dev *pdev, const struct pci_device_id *ent);
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static struct drm_driver 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,
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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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.dri_library_name = dri_library_name,
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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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#if defined(CONFIG_COMPAT) && LINUX_VERSION_CODE > KERNEL_VERSION(2,6,9)
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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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.probe = probe,
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.remove = __devexit_p(drm_cleanup_pci),
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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 int 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, &driver);
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}
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static int __init radeon_init(void)
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{
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driver.num_ioctls = radeon_max_ioctl;
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return drm_init(&driver, pciidlist);
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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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