![Kirill A. Shutemov](/assets/img/avatar_default.png)
Signed-off-by: Kirill A. Shutemov <kirill.shutemov@linux.intel.com> Signed-off-by: Alan Cox <alan@linux.intel.com> Signed-off-by: Dave Airlie <airlied@redhat.com>
707 lines
19 KiB
C
707 lines
19 KiB
C
/**************************************************************************
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* Copyright (c) 2007-2011, Intel Corporation.
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* All Rights Reserved.
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* Copyright (c) 2008, Tungsten Graphics, Inc. Cedar Park, TX., USA.
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* All Rights Reserved.
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms and conditions of the GNU General Public License,
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* version 2, as published by the Free Software Foundation.
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*
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* This program is distributed in the hope it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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* more details.
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*
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* You should have received a copy of the GNU General Public License along with
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* this program; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
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*
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**************************************************************************/
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#include <drm/drmP.h>
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#include <drm/drm.h>
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#include "gma_drm.h"
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#include "psb_drv.h"
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#include "framebuffer.h"
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#include "psb_reg.h"
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#include "psb_intel_reg.h"
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#include "intel_bios.h"
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#include "mid_bios.h"
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#include <drm/drm_pciids.h>
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#include "power.h"
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#include <linux/cpu.h>
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#include <linux/notifier.h>
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#include <linux/spinlock.h>
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#include <linux/pm_runtime.h>
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#include <acpi/video.h>
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#include <linux/module.h>
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static int drm_psb_trap_pagefaults;
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static int psb_probe(struct pci_dev *pdev, const struct pci_device_id *ent);
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MODULE_PARM_DESC(trap_pagefaults, "Error and reset on MMU pagefaults");
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module_param_named(trap_pagefaults, drm_psb_trap_pagefaults, int, 0600);
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static DEFINE_PCI_DEVICE_TABLE(pciidlist) = {
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{ 0x8086, 0x8108, PCI_ANY_ID, PCI_ANY_ID, 0, 0, (long) &psb_chip_ops },
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{ 0x8086, 0x8109, PCI_ANY_ID, PCI_ANY_ID, 0, 0, (long) &psb_chip_ops },
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#if defined(CONFIG_DRM_GMA600)
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{ 0x8086, 0x4100, PCI_ANY_ID, PCI_ANY_ID, 0, 0, (long) &oaktrail_chip_ops},
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{ 0x8086, 0x4101, PCI_ANY_ID, PCI_ANY_ID, 0, 0, (long) &oaktrail_chip_ops},
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{ 0x8086, 0x4102, PCI_ANY_ID, PCI_ANY_ID, 0, 0, (long) &oaktrail_chip_ops},
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{ 0x8086, 0x4103, PCI_ANY_ID, PCI_ANY_ID, 0, 0, (long) &oaktrail_chip_ops},
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{ 0x8086, 0x4104, PCI_ANY_ID, PCI_ANY_ID, 0, 0, (long) &oaktrail_chip_ops},
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{ 0x8086, 0x4105, PCI_ANY_ID, PCI_ANY_ID, 0, 0, (long) &oaktrail_chip_ops},
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{ 0x8086, 0x4106, PCI_ANY_ID, PCI_ANY_ID, 0, 0, (long) &oaktrail_chip_ops},
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{ 0x8086, 0x4107, PCI_ANY_ID, PCI_ANY_ID, 0, 0, (long) &oaktrail_chip_ops},
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/* Atom E620 */
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{ 0x8086, 0x4108, PCI_ANY_ID, PCI_ANY_ID, 0, 0, (long) &oaktrail_chip_ops},
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#endif
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#if defined(CONFIG_DRM_MEDFIELD)
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{0x8086, 0x0130, PCI_ANY_ID, PCI_ANY_ID, 0, 0, (long) &mdfld_chip_ops},
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{0x8086, 0x0131, PCI_ANY_ID, PCI_ANY_ID, 0, 0, (long) &mdfld_chip_ops},
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{0x8086, 0x0132, PCI_ANY_ID, PCI_ANY_ID, 0, 0, (long) &mdfld_chip_ops},
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{0x8086, 0x0133, PCI_ANY_ID, PCI_ANY_ID, 0, 0, (long) &mdfld_chip_ops},
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{0x8086, 0x0134, PCI_ANY_ID, PCI_ANY_ID, 0, 0, (long) &mdfld_chip_ops},
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{0x8086, 0x0135, PCI_ANY_ID, PCI_ANY_ID, 0, 0, (long) &mdfld_chip_ops},
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{0x8086, 0x0136, PCI_ANY_ID, PCI_ANY_ID, 0, 0, (long) &mdfld_chip_ops},
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{0x8086, 0x0137, PCI_ANY_ID, PCI_ANY_ID, 0, 0, (long) &mdfld_chip_ops},
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#endif
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#if defined(CONFIG_DRM_GMA3600)
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{ 0x8086, 0x0be0, PCI_ANY_ID, PCI_ANY_ID, 0, 0, (long) &cdv_chip_ops},
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{ 0x8086, 0x0be1, PCI_ANY_ID, PCI_ANY_ID, 0, 0, (long) &cdv_chip_ops},
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{ 0x8086, 0x0be2, PCI_ANY_ID, PCI_ANY_ID, 0, 0, (long) &cdv_chip_ops},
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{ 0x8086, 0x0be3, PCI_ANY_ID, PCI_ANY_ID, 0, 0, (long) &cdv_chip_ops},
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{ 0x8086, 0x0be4, PCI_ANY_ID, PCI_ANY_ID, 0, 0, (long) &cdv_chip_ops},
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{ 0x8086, 0x0be5, PCI_ANY_ID, PCI_ANY_ID, 0, 0, (long) &cdv_chip_ops},
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{ 0x8086, 0x0be6, PCI_ANY_ID, PCI_ANY_ID, 0, 0, (long) &cdv_chip_ops},
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{ 0x8086, 0x0be7, PCI_ANY_ID, PCI_ANY_ID, 0, 0, (long) &cdv_chip_ops},
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#endif
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{ 0, }
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};
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MODULE_DEVICE_TABLE(pci, pciidlist);
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/*
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* Standard IOCTLs.
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*/
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#define DRM_IOCTL_GMA_ADB \
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DRM_IOWR(DRM_GMA_ADB + DRM_COMMAND_BASE, uint32_t)
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#define DRM_IOCTL_GMA_MODE_OPERATION \
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DRM_IOWR(DRM_GMA_MODE_OPERATION + DRM_COMMAND_BASE, \
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struct drm_psb_mode_operation_arg)
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#define DRM_IOCTL_GMA_STOLEN_MEMORY \
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DRM_IOWR(DRM_GMA_STOLEN_MEMORY + DRM_COMMAND_BASE, \
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struct drm_psb_stolen_memory_arg)
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#define DRM_IOCTL_GMA_GAMMA \
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DRM_IOWR(DRM_GMA_GAMMA + DRM_COMMAND_BASE, \
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struct drm_psb_dpst_lut_arg)
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#define DRM_IOCTL_GMA_DPST_BL \
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DRM_IOWR(DRM_GMA_DPST_BL + DRM_COMMAND_BASE, \
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uint32_t)
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#define DRM_IOCTL_GMA_GET_PIPE_FROM_CRTC_ID \
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DRM_IOWR(DRM_GMA_GET_PIPE_FROM_CRTC_ID + DRM_COMMAND_BASE, \
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struct drm_psb_get_pipe_from_crtc_id_arg)
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#define DRM_IOCTL_GMA_GEM_CREATE \
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DRM_IOWR(DRM_GMA_GEM_CREATE + DRM_COMMAND_BASE, \
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struct drm_psb_gem_create)
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#define DRM_IOCTL_GMA_GEM_MMAP \
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DRM_IOWR(DRM_GMA_GEM_MMAP + DRM_COMMAND_BASE, \
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struct drm_psb_gem_mmap)
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static int psb_adb_ioctl(struct drm_device *dev, void *data,
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struct drm_file *file_priv);
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static int psb_mode_operation_ioctl(struct drm_device *dev, void *data,
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struct drm_file *file_priv);
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static int psb_stolen_memory_ioctl(struct drm_device *dev, void *data,
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struct drm_file *file_priv);
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static int psb_gamma_ioctl(struct drm_device *dev, void *data,
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struct drm_file *file_priv);
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static int psb_dpst_bl_ioctl(struct drm_device *dev, void *data,
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struct drm_file *file_priv);
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static struct drm_ioctl_desc psb_ioctls[] = {
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DRM_IOCTL_DEF_DRV(GMA_ADB, psb_adb_ioctl, DRM_AUTH),
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DRM_IOCTL_DEF_DRV(GMA_MODE_OPERATION, psb_mode_operation_ioctl,
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DRM_AUTH),
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DRM_IOCTL_DEF_DRV(GMA_STOLEN_MEMORY, psb_stolen_memory_ioctl,
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DRM_AUTH),
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DRM_IOCTL_DEF_DRV(GMA_GAMMA, psb_gamma_ioctl, DRM_AUTH),
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DRM_IOCTL_DEF_DRV(GMA_DPST_BL, psb_dpst_bl_ioctl, DRM_AUTH),
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DRM_IOCTL_DEF_DRV(GMA_GET_PIPE_FROM_CRTC_ID,
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psb_intel_get_pipe_from_crtc_id, 0),
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DRM_IOCTL_DEF_DRV(GMA_GEM_CREATE, psb_gem_create_ioctl,
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DRM_UNLOCKED | DRM_AUTH),
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DRM_IOCTL_DEF_DRV(GMA_GEM_MMAP, psb_gem_mmap_ioctl,
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DRM_UNLOCKED | DRM_AUTH),
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};
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static void psb_lastclose(struct drm_device *dev)
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{
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return;
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}
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static void psb_do_takedown(struct drm_device *dev)
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{
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}
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static int psb_do_init(struct drm_device *dev)
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{
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struct drm_psb_private *dev_priv = dev->dev_private;
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struct psb_gtt *pg = &dev_priv->gtt;
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uint32_t stolen_gtt;
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int ret = -ENOMEM;
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if (pg->mmu_gatt_start & 0x0FFFFFFF) {
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dev_err(dev->dev, "Gatt must be 256M aligned. This is a bug.\n");
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ret = -EINVAL;
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goto out_err;
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}
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stolen_gtt = (pg->stolen_size >> PAGE_SHIFT) * 4;
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stolen_gtt = (stolen_gtt + PAGE_SIZE - 1) >> PAGE_SHIFT;
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stolen_gtt =
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(stolen_gtt < pg->gtt_pages) ? stolen_gtt : pg->gtt_pages;
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dev_priv->gatt_free_offset = pg->mmu_gatt_start +
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(stolen_gtt << PAGE_SHIFT) * 1024;
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if (1 || drm_debug) {
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uint32_t core_id = PSB_RSGX32(PSB_CR_CORE_ID);
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uint32_t core_rev = PSB_RSGX32(PSB_CR_CORE_REVISION);
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DRM_INFO("SGX core id = 0x%08x\n", core_id);
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DRM_INFO("SGX core rev major = 0x%02x, minor = 0x%02x\n",
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(core_rev & _PSB_CC_REVISION_MAJOR_MASK) >>
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_PSB_CC_REVISION_MAJOR_SHIFT,
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(core_rev & _PSB_CC_REVISION_MINOR_MASK) >>
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_PSB_CC_REVISION_MINOR_SHIFT);
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DRM_INFO
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("SGX core rev maintenance = 0x%02x, designer = 0x%02x\n",
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(core_rev & _PSB_CC_REVISION_MAINTENANCE_MASK) >>
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_PSB_CC_REVISION_MAINTENANCE_SHIFT,
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(core_rev & _PSB_CC_REVISION_DESIGNER_MASK) >>
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_PSB_CC_REVISION_DESIGNER_SHIFT);
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}
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spin_lock_init(&dev_priv->irqmask_lock);
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spin_lock_init(&dev_priv->lock_2d);
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PSB_WSGX32(0x00000000, PSB_CR_BIF_BANK0);
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PSB_WSGX32(0x00000000, PSB_CR_BIF_BANK1);
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PSB_RSGX32(PSB_CR_BIF_BANK1);
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PSB_WSGX32(PSB_RSGX32(PSB_CR_BIF_CTRL) | _PSB_MMU_ER_MASK,
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PSB_CR_BIF_CTRL);
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psb_spank(dev_priv);
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/* mmu_gatt ?? */
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PSB_WSGX32(pg->gatt_start, PSB_CR_BIF_TWOD_REQ_BASE);
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return 0;
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out_err:
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psb_do_takedown(dev);
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return ret;
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}
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static int psb_driver_unload(struct drm_device *dev)
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{
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struct drm_psb_private *dev_priv = dev->dev_private;
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/* Kill vblank etc here */
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gma_backlight_exit(dev);
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psb_modeset_cleanup(dev);
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if (dev_priv) {
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psb_lid_timer_takedown(dev_priv);
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gma_intel_opregion_exit(dev);
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if (dev_priv->ops->chip_teardown)
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dev_priv->ops->chip_teardown(dev);
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psb_do_takedown(dev);
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if (dev_priv->pf_pd) {
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psb_mmu_free_pagedir(dev_priv->pf_pd);
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dev_priv->pf_pd = NULL;
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}
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if (dev_priv->mmu) {
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struct psb_gtt *pg = &dev_priv->gtt;
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down_read(&pg->sem);
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psb_mmu_remove_pfn_sequence(
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psb_mmu_get_default_pd
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(dev_priv->mmu),
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pg->mmu_gatt_start,
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dev_priv->vram_stolen_size >> PAGE_SHIFT);
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up_read(&pg->sem);
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psb_mmu_driver_takedown(dev_priv->mmu);
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dev_priv->mmu = NULL;
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}
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psb_gtt_takedown(dev);
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if (dev_priv->scratch_page) {
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__free_page(dev_priv->scratch_page);
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dev_priv->scratch_page = NULL;
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}
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if (dev_priv->vdc_reg) {
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iounmap(dev_priv->vdc_reg);
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dev_priv->vdc_reg = NULL;
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}
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if (dev_priv->sgx_reg) {
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iounmap(dev_priv->sgx_reg);
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dev_priv->sgx_reg = NULL;
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}
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kfree(dev_priv);
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dev->dev_private = NULL;
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/*destroy VBT data*/
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psb_intel_destroy_bios(dev);
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}
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gma_power_uninit(dev);
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return 0;
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}
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static int psb_driver_load(struct drm_device *dev, unsigned long chipset)
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{
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struct drm_psb_private *dev_priv;
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unsigned long resource_start;
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unsigned long irqflags;
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int ret = -ENOMEM;
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struct drm_connector *connector;
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struct psb_intel_encoder *psb_intel_encoder;
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dev_priv = kzalloc(sizeof(*dev_priv), GFP_KERNEL);
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if (dev_priv == NULL)
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return -ENOMEM;
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dev_priv->ops = (struct psb_ops *)chipset;
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dev_priv->dev = dev;
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dev->dev_private = (void *) dev_priv;
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pci_set_master(dev->pdev);
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if (!IS_PSB(dev)) {
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if (pci_enable_msi(dev->pdev))
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dev_warn(dev->dev, "Enabling MSI failed!\n");
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}
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dev_priv->num_pipe = dev_priv->ops->pipes;
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resource_start = pci_resource_start(dev->pdev, PSB_MMIO_RESOURCE);
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dev_priv->vdc_reg =
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ioremap(resource_start + PSB_VDC_OFFSET, PSB_VDC_SIZE);
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if (!dev_priv->vdc_reg)
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goto out_err;
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dev_priv->sgx_reg = ioremap(resource_start + dev_priv->ops->sgx_offset,
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PSB_SGX_SIZE);
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if (!dev_priv->sgx_reg)
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goto out_err;
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ret = dev_priv->ops->chip_setup(dev);
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if (ret)
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goto out_err;
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/* Init OSPM support */
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gma_power_init(dev);
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ret = -ENOMEM;
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dev_priv->scratch_page = alloc_page(GFP_DMA32 | __GFP_ZERO);
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if (!dev_priv->scratch_page)
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goto out_err;
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set_pages_uc(dev_priv->scratch_page, 1);
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ret = psb_gtt_init(dev, 0);
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if (ret)
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goto out_err;
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dev_priv->mmu = psb_mmu_driver_init((void *)0,
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drm_psb_trap_pagefaults, 0,
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dev_priv);
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if (!dev_priv->mmu)
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goto out_err;
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dev_priv->pf_pd = psb_mmu_alloc_pd(dev_priv->mmu, 1, 0);
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if (!dev_priv->pf_pd)
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goto out_err;
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psb_mmu_set_pd_context(psb_mmu_get_default_pd(dev_priv->mmu), 0);
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psb_mmu_set_pd_context(dev_priv->pf_pd, 1);
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ret = psb_do_init(dev);
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if (ret)
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return ret;
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PSB_WSGX32(0x20000000, PSB_CR_PDS_EXEC_BASE);
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PSB_WSGX32(0x30000000, PSB_CR_BIF_3D_REQ_BASE);
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/* igd_opregion_init(&dev_priv->opregion_dev); */
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acpi_video_register();
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if (dev_priv->lid_state)
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psb_lid_timer_init(dev_priv);
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ret = drm_vblank_init(dev, dev_priv->num_pipe);
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if (ret)
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goto out_err;
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/*
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* Install interrupt handlers prior to powering off SGX or else we will
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* crash.
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*/
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dev_priv->vdc_irq_mask = 0;
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dev_priv->pipestat[0] = 0;
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dev_priv->pipestat[1] = 0;
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dev_priv->pipestat[2] = 0;
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spin_lock_irqsave(&dev_priv->irqmask_lock, irqflags);
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PSB_WVDC32(0xFFFFFFFF, PSB_HWSTAM);
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PSB_WVDC32(0x00000000, PSB_INT_ENABLE_R);
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PSB_WVDC32(0xFFFFFFFF, PSB_INT_MASK_R);
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spin_unlock_irqrestore(&dev_priv->irqmask_lock, irqflags);
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if (IS_PSB(dev) && drm_core_check_feature(dev, DRIVER_MODESET))
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drm_irq_install(dev);
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dev->vblank_disable_allowed = 1;
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dev->max_vblank_count = 0xffffff; /* only 24 bits of frame count */
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dev->driver->get_vblank_counter = psb_get_vblank_counter;
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psb_modeset_init(dev);
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psb_fbdev_init(dev);
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drm_kms_helper_poll_init(dev);
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/* Only add backlight support if we have LVDS output */
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list_for_each_entry(connector, &dev->mode_config.connector_list,
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head) {
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psb_intel_encoder = psb_intel_attached_encoder(connector);
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switch (psb_intel_encoder->type) {
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case INTEL_OUTPUT_LVDS:
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case INTEL_OUTPUT_MIPI:
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ret = gma_backlight_init(dev);
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break;
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}
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}
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if (ret)
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return ret;
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#if 0
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/*enable runtime pm at last*/
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pm_runtime_enable(&dev->pdev->dev);
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pm_runtime_set_active(&dev->pdev->dev);
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#endif
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/*Intel drm driver load is done, continue doing pvr load*/
|
|
return 0;
|
|
out_err:
|
|
psb_driver_unload(dev);
|
|
return ret;
|
|
}
|
|
|
|
static int psb_driver_device_is_agp(struct drm_device *dev)
|
|
{
|
|
return 0;
|
|
}
|
|
|
|
static inline void get_brightness(struct backlight_device *bd)
|
|
{
|
|
#ifdef CONFIG_BACKLIGHT_CLASS_DEVICE
|
|
if (bd) {
|
|
bd->props.brightness = bd->ops->get_brightness(bd);
|
|
backlight_update_status(bd);
|
|
}
|
|
#endif
|
|
}
|
|
|
|
static int psb_dpst_bl_ioctl(struct drm_device *dev, void *data,
|
|
struct drm_file *file_priv)
|
|
{
|
|
struct drm_psb_private *dev_priv = psb_priv(dev);
|
|
uint32_t *arg = data;
|
|
|
|
dev_priv->blc_adj2 = *arg;
|
|
get_brightness(dev_priv->backlight_device);
|
|
return 0;
|
|
}
|
|
|
|
static int psb_adb_ioctl(struct drm_device *dev, void *data,
|
|
struct drm_file *file_priv)
|
|
{
|
|
struct drm_psb_private *dev_priv = psb_priv(dev);
|
|
uint32_t *arg = data;
|
|
|
|
dev_priv->blc_adj1 = *arg;
|
|
get_brightness(dev_priv->backlight_device);
|
|
return 0;
|
|
}
|
|
|
|
static int psb_gamma_ioctl(struct drm_device *dev, void *data,
|
|
struct drm_file *file_priv)
|
|
{
|
|
struct drm_psb_dpst_lut_arg *lut_arg = data;
|
|
struct drm_mode_object *obj;
|
|
struct drm_crtc *crtc;
|
|
struct drm_connector *connector;
|
|
struct psb_intel_crtc *psb_intel_crtc;
|
|
int i = 0;
|
|
int32_t obj_id;
|
|
|
|
obj_id = lut_arg->output_id;
|
|
obj = drm_mode_object_find(dev, obj_id, DRM_MODE_OBJECT_CONNECTOR);
|
|
if (!obj) {
|
|
dev_dbg(dev->dev, "Invalid Connector object.\n");
|
|
return -EINVAL;
|
|
}
|
|
|
|
connector = obj_to_connector(obj);
|
|
crtc = connector->encoder->crtc;
|
|
psb_intel_crtc = to_psb_intel_crtc(crtc);
|
|
|
|
for (i = 0; i < 256; i++)
|
|
psb_intel_crtc->lut_adj[i] = lut_arg->lut[i];
|
|
|
|
psb_intel_crtc_load_lut(crtc);
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int psb_mode_operation_ioctl(struct drm_device *dev, void *data,
|
|
struct drm_file *file_priv)
|
|
{
|
|
uint32_t obj_id;
|
|
uint16_t op;
|
|
struct drm_mode_modeinfo *umode;
|
|
struct drm_display_mode *mode = NULL;
|
|
struct drm_psb_mode_operation_arg *arg;
|
|
struct drm_mode_object *obj;
|
|
struct drm_connector *connector;
|
|
struct drm_connector_helper_funcs *connector_funcs;
|
|
int ret = 0;
|
|
int resp = MODE_OK;
|
|
|
|
arg = (struct drm_psb_mode_operation_arg *)data;
|
|
obj_id = arg->obj_id;
|
|
op = arg->operation;
|
|
|
|
switch (op) {
|
|
case PSB_MODE_OPERATION_MODE_VALID:
|
|
umode = &arg->mode;
|
|
|
|
mutex_lock(&dev->mode_config.mutex);
|
|
|
|
obj = drm_mode_object_find(dev, obj_id,
|
|
DRM_MODE_OBJECT_CONNECTOR);
|
|
if (!obj) {
|
|
ret = -EINVAL;
|
|
goto mode_op_out;
|
|
}
|
|
|
|
connector = obj_to_connector(obj);
|
|
|
|
mode = drm_mode_create(dev);
|
|
if (!mode) {
|
|
ret = -ENOMEM;
|
|
goto mode_op_out;
|
|
}
|
|
|
|
/* drm_crtc_convert_umode(mode, umode); */
|
|
{
|
|
mode->clock = umode->clock;
|
|
mode->hdisplay = umode->hdisplay;
|
|
mode->hsync_start = umode->hsync_start;
|
|
mode->hsync_end = umode->hsync_end;
|
|
mode->htotal = umode->htotal;
|
|
mode->hskew = umode->hskew;
|
|
mode->vdisplay = umode->vdisplay;
|
|
mode->vsync_start = umode->vsync_start;
|
|
mode->vsync_end = umode->vsync_end;
|
|
mode->vtotal = umode->vtotal;
|
|
mode->vscan = umode->vscan;
|
|
mode->vrefresh = umode->vrefresh;
|
|
mode->flags = umode->flags;
|
|
mode->type = umode->type;
|
|
strncpy(mode->name, umode->name, DRM_DISPLAY_MODE_LEN);
|
|
mode->name[DRM_DISPLAY_MODE_LEN-1] = 0;
|
|
}
|
|
|
|
connector_funcs = (struct drm_connector_helper_funcs *)
|
|
connector->helper_private;
|
|
|
|
if (connector_funcs->mode_valid) {
|
|
resp = connector_funcs->mode_valid(connector, mode);
|
|
arg->data = resp;
|
|
}
|
|
|
|
/*do some clean up work*/
|
|
if (mode)
|
|
drm_mode_destroy(dev, mode);
|
|
mode_op_out:
|
|
mutex_unlock(&dev->mode_config.mutex);
|
|
return ret;
|
|
|
|
default:
|
|
dev_dbg(dev->dev, "Unsupported psb mode operation\n");
|
|
return -EOPNOTSUPP;
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int psb_stolen_memory_ioctl(struct drm_device *dev, void *data,
|
|
struct drm_file *file_priv)
|
|
{
|
|
struct drm_psb_private *dev_priv = psb_priv(dev);
|
|
struct drm_psb_stolen_memory_arg *arg = data;
|
|
|
|
arg->base = dev_priv->stolen_base;
|
|
arg->size = dev_priv->vram_stolen_size;
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int psb_driver_open(struct drm_device *dev, struct drm_file *priv)
|
|
{
|
|
return 0;
|
|
}
|
|
|
|
static void psb_driver_close(struct drm_device *dev, struct drm_file *priv)
|
|
{
|
|
}
|
|
|
|
static long psb_unlocked_ioctl(struct file *filp, unsigned int cmd,
|
|
unsigned long arg)
|
|
{
|
|
struct drm_file *file_priv = filp->private_data;
|
|
struct drm_device *dev = file_priv->minor->dev;
|
|
struct drm_psb_private *dev_priv = dev->dev_private;
|
|
static unsigned int runtime_allowed;
|
|
|
|
if (runtime_allowed == 1 && dev_priv->is_lvds_on) {
|
|
runtime_allowed++;
|
|
pm_runtime_allow(&dev->pdev->dev);
|
|
dev_priv->rpm_enabled = 1;
|
|
}
|
|
return drm_ioctl(filp, cmd, arg);
|
|
/* FIXME: do we need to wrap the other side of this */
|
|
}
|
|
|
|
|
|
/* When a client dies:
|
|
* - Check for and clean up flipped page state
|
|
*/
|
|
static void psb_driver_preclose(struct drm_device *dev, struct drm_file *priv)
|
|
{
|
|
}
|
|
|
|
static void psb_remove(struct pci_dev *pdev)
|
|
{
|
|
struct drm_device *dev = pci_get_drvdata(pdev);
|
|
drm_put_dev(dev);
|
|
}
|
|
|
|
static const struct dev_pm_ops psb_pm_ops = {
|
|
.resume = gma_power_resume,
|
|
.suspend = gma_power_suspend,
|
|
.runtime_suspend = psb_runtime_suspend,
|
|
.runtime_resume = psb_runtime_resume,
|
|
.runtime_idle = psb_runtime_idle,
|
|
};
|
|
|
|
static struct vm_operations_struct psb_gem_vm_ops = {
|
|
.fault = psb_gem_fault,
|
|
.open = drm_gem_vm_open,
|
|
.close = drm_gem_vm_close,
|
|
};
|
|
|
|
static const struct file_operations psb_gem_fops = {
|
|
.owner = THIS_MODULE,
|
|
.open = drm_open,
|
|
.release = drm_release,
|
|
.unlocked_ioctl = psb_unlocked_ioctl,
|
|
.mmap = drm_gem_mmap,
|
|
.poll = drm_poll,
|
|
.fasync = drm_fasync,
|
|
.read = drm_read,
|
|
};
|
|
|
|
static struct drm_driver driver = {
|
|
.driver_features = DRIVER_HAVE_IRQ | DRIVER_IRQ_SHARED | \
|
|
DRIVER_IRQ_VBL | DRIVER_MODESET | DRIVER_GEM ,
|
|
.load = psb_driver_load,
|
|
.unload = psb_driver_unload,
|
|
|
|
.ioctls = psb_ioctls,
|
|
.num_ioctls = DRM_ARRAY_SIZE(psb_ioctls),
|
|
.device_is_agp = psb_driver_device_is_agp,
|
|
.irq_preinstall = psb_irq_preinstall,
|
|
.irq_postinstall = psb_irq_postinstall,
|
|
.irq_uninstall = psb_irq_uninstall,
|
|
.irq_handler = psb_irq_handler,
|
|
.enable_vblank = psb_enable_vblank,
|
|
.disable_vblank = psb_disable_vblank,
|
|
.get_vblank_counter = psb_get_vblank_counter,
|
|
.lastclose = psb_lastclose,
|
|
.open = psb_driver_open,
|
|
.preclose = psb_driver_preclose,
|
|
.postclose = psb_driver_close,
|
|
.reclaim_buffers = drm_core_reclaim_buffers,
|
|
|
|
.gem_init_object = psb_gem_init_object,
|
|
.gem_free_object = psb_gem_free_object,
|
|
.gem_vm_ops = &psb_gem_vm_ops,
|
|
.dumb_create = psb_gem_dumb_create,
|
|
.dumb_map_offset = psb_gem_dumb_map_gtt,
|
|
.dumb_destroy = psb_gem_dumb_destroy,
|
|
.fops = &psb_gem_fops,
|
|
.name = DRIVER_NAME,
|
|
.desc = DRIVER_DESC,
|
|
.date = PSB_DRM_DRIVER_DATE,
|
|
.major = PSB_DRM_DRIVER_MAJOR,
|
|
.minor = PSB_DRM_DRIVER_MINOR,
|
|
.patchlevel = PSB_DRM_DRIVER_PATCHLEVEL
|
|
};
|
|
|
|
static struct pci_driver psb_pci_driver = {
|
|
.name = DRIVER_NAME,
|
|
.id_table = pciidlist,
|
|
.probe = psb_probe,
|
|
.remove = psb_remove,
|
|
.driver = {
|
|
.pm = &psb_pm_ops,
|
|
}
|
|
};
|
|
|
|
static int psb_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
|
|
{
|
|
return drm_get_pci_dev(pdev, ent, &driver);
|
|
}
|
|
|
|
static int __init psb_init(void)
|
|
{
|
|
return drm_pci_init(&driver, &psb_pci_driver);
|
|
}
|
|
|
|
static void __exit psb_exit(void)
|
|
{
|
|
drm_pci_exit(&driver, &psb_pci_driver);
|
|
}
|
|
|
|
late_initcall(psb_init);
|
|
module_exit(psb_exit);
|
|
|
|
MODULE_AUTHOR("Alan Cox <alan@linux.intel.com> and others");
|
|
MODULE_DESCRIPTION(DRIVER_DESC);
|
|
MODULE_LICENSE("GPL");
|