- 根目录:
- drivers
- staging
- gma500
- psb_drv.c
/**************************************************************************
* Copyright (c) 2007, Intel Corporation.
* All Rights Reserved.
* Copyright (c) 2008, Tungsten Graphics, Inc. Cedar Park, TX., USA.
* All Rights Reserved.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms and conditions of the GNU General Public License,
* version 2, as published by the Free Software Foundation.
*
* This program is distributed in the hope it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
* more details.
*
* You should have received a copy of the GNU General Public License along with
* this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
*
**************************************************************************/
#include <drm/drmP.h>
#include <drm/drm.h>
#include "psb_drm.h"
#include "psb_drv.h"
#include "psb_fb.h"
#include "psb_reg.h"
#include "psb_intel_reg.h"
#include "psb_intel_bios.h"
#include <drm/drm_pciids.h>
#include "psb_powermgmt.h"
#include <linux/cpu.h>
#include <linux/notifier.h>
#include <linux/spinlock.h>
#include <linux/pm_runtime.h>
#include <acpi/video.h>
int drm_psb_debug;
static int drm_psb_trap_pagefaults;
int drm_psb_disable_vsync = 1;
int drm_psb_no_fb;
int gfxrtdelay = 2 * 1000;
static int psb_probe(struct pci_dev *pdev, const struct pci_device_id *ent);
MODULE_PARM_DESC(debug, "Enable debug output");
MODULE_PARM_DESC(no_fb, "Disable FBdev");
MODULE_PARM_DESC(trap_pagefaults, "Error and reset on MMU pagefaults");
MODULE_PARM_DESC(disable_vsync, "Disable vsync interrupts");
MODULE_PARM_DESC(force_pipeb, "Forces PIPEB to become primary fb");
MODULE_PARM_DESC(ta_mem_size, "TA memory size in kiB");
MODULE_PARM_DESC(ospm, "switch for ospm support");
MODULE_PARM_DESC(rtpm, "Specifies Runtime PM delay for GFX");
MODULE_PARM_DESC(hdmi_edid, "EDID info for HDMI monitor");
module_param_named(debug, drm_psb_debug, int, 0600);
module_param_named(no_fb, drm_psb_no_fb, int, 0600);
module_param_named(trap_pagefaults, drm_psb_trap_pagefaults, int, 0600);
module_param_named(rtpm, gfxrtdelay, int, 0600);
static struct pci_device_id pciidlist[] = {
{ 0x8086, 0x8108, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_PSB_8108 },
{ 0x8086, 0x8109, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_PSB_8109 },
{ 0, 0, 0}
};
MODULE_DEVICE_TABLE(pci, pciidlist);
/*
* Standard IOCTLs.
*/
#define DRM_IOCTL_PSB_KMS_OFF \
DRM_IO(DRM_PSB_KMS_OFF + DRM_COMMAND_BASE)
#define DRM_IOCTL_PSB_KMS_ON \
DRM_IO(DRM_PSB_KMS_ON + DRM_COMMAND_BASE)
#define DRM_IOCTL_PSB_VT_LEAVE \
DRM_IO(DRM_PSB_VT_LEAVE + DRM_COMMAND_BASE)
#define DRM_IOCTL_PSB_VT_ENTER \
DRM_IO(DRM_PSB_VT_ENTER + DRM_COMMAND_BASE)
#define DRM_IOCTL_PSB_SIZES \
DRM_IOR(DRM_PSB_SIZES + DRM_COMMAND_BASE, \
struct drm_psb_sizes_arg)
#define DRM_IOCTL_PSB_FUSE_REG \
DRM_IOWR(DRM_PSB_FUSE_REG + DRM_COMMAND_BASE, uint32_t)
#define DRM_IOCTL_PSB_DC_STATE \
DRM_IOW(DRM_PSB_DC_STATE + DRM_COMMAND_BASE, \
struct drm_psb_dc_state_arg)
#define DRM_IOCTL_PSB_ADB \
DRM_IOWR(DRM_PSB_ADB + DRM_COMMAND_BASE, uint32_t)
#define DRM_IOCTL_PSB_MODE_OPERATION \
DRM_IOWR(DRM_PSB_MODE_OPERATION + DRM_COMMAND_BASE, \
struct drm_psb_mode_operation_arg)
#define DRM_IOCTL_PSB_STOLEN_MEMORY \
DRM_IOWR(DRM_PSB_STOLEN_MEMORY + DRM_COMMAND_BASE, \
struct drm_psb_stolen_memory_arg)
#define DRM_IOCTL_PSB_REGISTER_RW \
DRM_IOWR(DRM_PSB_REGISTER_RW + DRM_COMMAND_BASE, \
struct drm_psb_register_rw_arg)
#define DRM_IOCTL_PSB_GTT_MAP \
DRM_IOWR(DRM_PSB_GTT_MAP + DRM_COMMAND_BASE, \
struct psb_gtt_mapping_arg)
#define DRM_IOCTL_PSB_GTT_UNMAP \
DRM_IOW(DRM_PSB_GTT_UNMAP + DRM_COMMAND_BASE, \
struct psb_gtt_mapping_arg)
#define DRM_IOCTL_PSB_GETPAGEADDRS \
DRM_IOWR(DRM_COMMAND_BASE + DRM_PSB_GETPAGEADDRS,\
struct drm_psb_getpageaddrs_arg)
#define DRM_IOCTL_PSB_UPDATE_GUARD \
DRM_IOWR(DRM_PSB_UPDATE_GUARD + DRM_COMMAND_BASE, \
uint32_t)
#define DRM_IOCTL_PSB_DPST \
DRM_IOWR(DRM_PSB_DPST + DRM_COMMAND_BASE, \
uint32_t)
#define DRM_IOCTL_PSB_GAMMA \
DRM_IOWR(DRM_PSB_GAMMA + DRM_COMMAND_BASE, \
struct drm_psb_dpst_lut_arg)
#define DRM_IOCTL_PSB_DPST_BL \
DRM_IOWR(DRM_PSB_DPST_BL + DRM_COMMAND_BASE, \
uint32_t)
#define DRM_IOCTL_PSB_GET_PIPE_FROM_CRTC_ID \
DRM_IOWR(DRM_PSB_GET_PIPE_FROM_CRTC_ID + DRM_COMMAND_BASE, \
struct drm_psb_get_pipe_from_crtc_id_arg)
/*
* TTM execbuf extension.
*/
#define DRM_PSB_CMDBUF 0x23
#define DRM_PSB_SCENE_UNREF 0x24
#define DRM_IOCTL_PSB_KMS_OFF DRM_IO(DRM_PSB_KMS_OFF + DRM_COMMAND_BASE)
#define DRM_IOCTL_PSB_KMS_ON DRM_IO(DRM_PSB_KMS_ON + DRM_COMMAND_BASE)
/*
* TTM placement user extension.
*/
#define DRM_PSB_PLACEMENT_OFFSET (DRM_PSB_SCENE_UNREF + 1)
#define DRM_PSB_TTM_PL_CREATE (TTM_PL_CREATE + DRM_PSB_PLACEMENT_OFFSET)
#define DRM_PSB_TTM_PL_REFERENCE (TTM_PL_REFERENCE + DRM_PSB_PLACEMENT_OFFSET)
#define DRM_PSB_TTM_PL_UNREF (TTM_PL_UNREF + DRM_PSB_PLACEMENT_OFFSET)
#define DRM_PSB_TTM_PL_SYNCCPU (TTM_PL_SYNCCPU + DRM_PSB_PLACEMENT_OFFSET)
#define DRM_PSB_TTM_PL_WAITIDLE (TTM_PL_WAITIDLE + DRM_PSB_PLACEMENT_OFFSET)
#define DRM_PSB_TTM_PL_SETSTATUS (TTM_PL_SETSTATUS + DRM_PSB_PLACEMENT_OFFSET)
#define DRM_PSB_TTM_PL_CREATE_UB (TTM_PL_CREATE_UB + DRM_PSB_PLACEMENT_OFFSET)
/*
* TTM fence extension.
*/
#define DRM_PSB_FENCE_OFFSET (DRM_PSB_TTM_PL_CREATE_UB + 1)
#define DRM_PSB_TTM_FENCE_SIGNALED (TTM_FENCE_SIGNALED + DRM_PSB_FENCE_OFFSET)
#define DRM_PSB_TTM_FENCE_FINISH (TTM_FENCE_FINISH + DRM_PSB_FENCE_OFFSET)
#define DRM_PSB_TTM_FENCE_UNREF (TTM_FENCE_UNREF + DRM_PSB_FENCE_OFFSET)
#define DRM_PSB_FLIP (DRM_PSB_TTM_FENCE_UNREF + 1) /*20*/
#define DRM_IOCTL_PSB_TTM_PL_CREATE \
DRM_IOWR(DRM_COMMAND_BASE + DRM_PSB_TTM_PL_CREATE,\
union ttm_pl_create_arg)
#define DRM_IOCTL_PSB_TTM_PL_REFERENCE \
DRM_IOWR(DRM_COMMAND_BASE + DRM_PSB_TTM_PL_REFERENCE,\
union ttm_pl_reference_arg)
#define DRM_IOCTL_PSB_TTM_PL_UNREF \
DRM_IOW(DRM_COMMAND_BASE + DRM_PSB_TTM_PL_UNREF,\
struct ttm_pl_reference_req)
#define DRM_IOCTL_PSB_TTM_PL_SYNCCPU \
DRM_IOW(DRM_COMMAND_BASE + DRM_PSB_TTM_PL_SYNCCPU,\
struct ttm_pl_synccpu_arg)
#define DRM_IOCTL_PSB_TTM_PL_WAITIDLE \
DRM_IOW(DRM_COMMAND_BASE + DRM_PSB_TTM_PL_WAITIDLE,\
struct ttm_pl_waitidle_arg)
#define DRM_IOCTL_PSB_TTM_PL_SETSTATUS \
DRM_IOWR(DRM_COMMAND_BASE + DRM_PSB_TTM_PL_SETSTATUS,\
union ttm_pl_setstatus_arg)
#define DRM_IOCTL_PSB_TTM_PL_CREATE_UB \
DRM_IOWR(DRM_COMMAND_BASE + DRM_PSB_TTM_PL_CREATE_UB,\
union ttm_pl_create_ub_arg)
#define DRM_IOCTL_PSB_TTM_FENCE_SIGNALED \
DRM_IOWR(DRM_COMMAND_BASE + DRM_PSB_TTM_FENCE_SIGNALED, \
union ttm_fence_signaled_arg)
#define DRM_IOCTL_PSB_TTM_FENCE_FINISH \
DRM_IOWR(DRM_COMMAND_BASE + DRM_PSB_TTM_FENCE_FINISH, \
union ttm_fence_finish_arg)
#define DRM_IOCTL_PSB_TTM_FENCE_UNREF \
DRM_IOW(DRM_COMMAND_BASE + DRM_PSB_TTM_FENCE_UNREF, \
struct ttm_fence_unref_arg)
static int psb_vt_leave_ioctl(struct drm_device *dev, void *data,
struct drm_file *file_priv);
static int psb_vt_enter_ioctl(struct drm_device *dev, void *data,
struct drm_file *file_priv);
static int psb_sizes_ioctl(struct drm_device *dev, void *data,
struct drm_file *file_priv);
static int psb_dc_state_ioctl(struct drm_device *dev, void * data,
struct drm_file *file_priv);
static int psb_adb_ioctl(struct drm_device *dev, void *data,
struct drm_file *file_priv);
static int psb_mode_operation_ioctl(struct drm_device *dev, void *data,
struct drm_file *file_priv);
static int psb_stolen_memory_ioctl(struct drm_device *dev, void *data,
struct drm_file *file_priv);
static int psb_register_rw_ioctl(struct drm_device *dev, void *data,
struct drm_file *file_priv);
static int psb_dpst_ioctl(struct drm_device *dev, void *data,
struct drm_file *file_priv);
static int psb_gamma_ioctl(struct drm_device *dev, void *data,
struct drm_file *file_priv);
static int psb_dpst_bl_ioctl(struct drm_device *dev, void *data,
struct drm_file *file_priv);
#define PSB_IOCTL_DEF(ioctl, func, flags) \
[DRM_IOCTL_NR(ioctl) - DRM_COMMAND_BASE] = {ioctl, flags, func}
static struct drm_ioctl_desc psb_ioctls[] = {
PSB_IOCTL_DEF(DRM_IOCTL_PSB_KMS_OFF, psbfb_kms_off_ioctl,
DRM_ROOT_ONLY),
PSB_IOCTL_DEF(DRM_IOCTL_PSB_KMS_ON,
psbfb_kms_on_ioctl,
DRM_ROOT_ONLY),
PSB_IOCTL_DEF(DRM_IOCTL_PSB_VT_LEAVE, psb_vt_leave_ioctl,
DRM_ROOT_ONLY),
PSB_IOCTL_DEF(DRM_IOCTL_PSB_VT_ENTER,
psb_vt_enter_ioctl,
DRM_ROOT_ONLY),
PSB_IOCTL_DEF(DRM_IOCTL_PSB_SIZES, psb_sizes_ioctl, DRM_AUTH),
PSB_IOCTL_DEF(DRM_IOCTL_PSB_DC_STATE, psb_dc_state_ioctl, DRM_AUTH),
PSB_IOCTL_DEF(DRM_IOCTL_PSB_ADB, psb_adb_ioctl, DRM_AUTH),
PSB_IOCTL_DEF(DRM_IOCTL_PSB_MODE_OPERATION, psb_mode_operation_ioctl,
DRM_AUTH),
PSB_IOCTL_DEF(DRM_IOCTL_PSB_STOLEN_MEMORY, psb_stolen_memory_ioctl,
DRM_AUTH),
PSB_IOCTL_DEF(DRM_IOCTL_PSB_REGISTER_RW, psb_register_rw_ioctl,
DRM_AUTH),
PSB_IOCTL_DEF(DRM_IOCTL_PSB_GTT_MAP,
psb_gtt_map_meminfo_ioctl,
DRM_AUTH),
PSB_IOCTL_DEF(DRM_IOCTL_PSB_GTT_UNMAP,
psb_gtt_unmap_meminfo_ioctl,
DRM_AUTH),
PSB_IOCTL_DEF(DRM_IOCTL_PSB_GETPAGEADDRS,
psb_getpageaddrs_ioctl,
DRM_AUTH),
PSB_IOCTL_DEF(DRM_IOCTL_PSB_DPST, psb_dpst_ioctl, DRM_AUTH),
PSB_IOCTL_DEF(DRM_IOCTL_PSB_GAMMA, psb_gamma_ioctl, DRM_AUTH),
PSB_IOCTL_DEF(DRM_IOCTL_PSB_DPST_BL, psb_dpst_bl_ioctl, DRM_AUTH),
PSB_IOCTL_DEF(DRM_IOCTL_PSB_GET_PIPE_FROM_CRTC_ID,
psb_intel_get_pipe_from_crtc_id, 0),
PSB_IOCTL_DEF(DRM_IOCTL_PSB_TTM_PL_CREATE, psb_pl_create_ioctl,
DRM_AUTH),
PSB_IOCTL_DEF(DRM_IOCTL_PSB_TTM_PL_REFERENCE, psb_pl_reference_ioctl,
DRM_AUTH),
PSB_IOCTL_DEF(DRM_IOCTL_PSB_TTM_PL_UNREF, psb_pl_unref_ioctl,
DRM_AUTH),
PSB_IOCTL_DEF(DRM_IOCTL_PSB_TTM_PL_SYNCCPU, psb_pl_synccpu_ioctl,
DRM_AUTH),
PSB_IOCTL_DEF(DRM_IOCTL_PSB_TTM_PL_WAITIDLE, psb_pl_waitidle_ioctl,
DRM_AUTH),
PSB_IOCTL_DEF(DRM_IOCTL_PSB_TTM_PL_SETSTATUS, psb_pl_setstatus_ioctl,
DRM_AUTH),
PSB_IOCTL_DEF(DRM_IOCTL_PSB_TTM_PL_CREATE_UB, psb_pl_ub_create_ioctl,
DRM_AUTH),
PSB_IOCTL_DEF(DRM_IOCTL_PSB_TTM_FENCE_SIGNALED,
psb_fence_signaled_ioctl, DRM_AUTH),
PSB_IOCTL_DEF(DRM_IOCTL_PSB_TTM_FENCE_FINISH, psb_fence_finish_ioctl,
DRM_AUTH),
PSB_IOCTL_DEF(DRM_IOCTL_PSB_TTM_FENCE_UNREF, psb_fence_unref_ioctl,
DRM_AUTH),
};
static void psb_set_uopt(struct drm_psb_uopt *uopt)
{
return;
}
static void psb_lastclose(struct drm_device *dev)
{
struct drm_psb_private *dev_priv =
(struct drm_psb_private *) dev->dev_private;
return;
if (!dev->dev_private)
return;
mutex_lock(&dev_priv->cmdbuf_mutex);
if (dev_priv->context.buffers) {
vfree(dev_priv->context.buffers);
dev_priv->context.buffers = NULL;
}
mutex_unlock(&dev_priv->cmdbuf_mutex);
}
static void psb_do_takedown(struct drm_device *dev)
{
struct drm_psb_private *dev_priv =
(struct drm_psb_private *) dev->dev_private;
struct ttm_bo_device *bdev = &dev_priv->bdev;
if (dev_priv->have_mem_mmu) {
ttm_bo_clean_mm(bdev, DRM_PSB_MEM_MMU);
dev_priv->have_mem_mmu = 0;
}
if (dev_priv->have_tt) {
ttm_bo_clean_mm(bdev, TTM_PL_TT);
dev_priv->have_tt = 0;
}
if (dev_priv->have_camera) {
ttm_bo_clean_mm(bdev, TTM_PL_CI);
dev_priv->have_camera = 0;
}
if (dev_priv->have_rar) {
ttm_bo_clean_mm(bdev, TTM_PL_RAR);
dev_priv->have_rar = 0;
}
}
static void psb_get_core_freq(struct drm_device *dev)
{
uint32_t clock;
struct pci_dev *pci_root = pci_get_bus_and_slot(0, 0);
struct drm_psb_private *dev_priv = dev->dev_private;
/*pci_write_config_dword(pci_root, 0xD4, 0x00C32004);*/
/*pci_write_config_dword(pci_root, 0xD0, 0xE0033000);*/
pci_write_config_dword(pci_root, 0xD0, 0xD0050300);
pci_read_config_dword(pci_root, 0xD4, &clock);
pci_dev_put(pci_root);
switch (clock & 0x07) {
case 0:
dev_priv->core_freq = 100;
break;
case 1:
dev_priv->core_freq = 133;
break;
case 2:
dev_priv->core_freq = 150;
break;
case 3:
dev_priv->core_freq = 178;
break;
case 4:
dev_priv->core_freq = 200;
break;
case 5:
case 6:
case 7:
dev_priv->core_freq = 266;
default:
dev_priv->core_freq = 0;
}
}
#define FB_REG06 0xD0810600
#define FB_TOPAZ_DISABLE BIT0
#define FB_MIPI_DISABLE BIT11
#define FB_REG09 0xD0810900
#define FB_SKU_MASK (BIT12|BIT13|BIT14)
#define FB_SKU_SHIFT 12
#define FB_SKU_100 0
#define FB_SKU_100L 1
#define FB_SKU_83 2
bool mid_get_pci_revID(struct drm_psb_private *dev_priv)
{
uint32_t platform_rev_id = 0;
struct pci_dev *pci_gfx_root = pci_get_bus_and_slot(0, PCI_DEVFN(2, 0));
/*get the revison ID, B0:D2:F0;0x08 */
pci_read_config_dword(pci_gfx_root, 0x08, &platform_rev_id);
dev_priv->platform_rev_id = (uint8_t) platform_rev_id;
pci_dev_put(pci_gfx_root);
PSB_DEBUG_ENTRY("platform_rev_id is %x\n",
dev_priv->platform_rev_id);
return true;
}
static int psb_do_init(struct drm_device *dev)
{
struct drm_psb_private *dev_priv =
(struct drm_psb_private *) dev->dev_private;
struct ttm_bo_device *bdev = &dev_priv->bdev;
struct psb_gtt *pg = dev_priv->pg;
uint32_t stolen_gtt;
uint32_t tt_start;
uint32_t tt_pages;
int ret = -ENOMEM;
/*
* Initialize sequence numbers for the different command
* submission mechanisms.
*/
dev_priv->sequence[PSB_ENGINE_2D] = 0;
dev_priv->sequence[PSB_ENGINE_VIDEO] = 0;
dev_priv->sequence[LNC_ENGINE_ENCODE] = 0;
if (pg->mmu_gatt_start & 0x0FFFFFFF) {
DRM_ERROR("Gatt must be 256M aligned. This is a bug.\n");
ret = -EINVAL;
goto out_err;
}
stolen_gtt = (pg->stolen_size >> PAGE_SHIFT) * 4;
stolen_gtt = (stolen_gtt + PAGE_SIZE - 1) >> PAGE_SHIFT;
stolen_gtt =
(stolen_gtt < pg->gtt_pages) ? stolen_gtt : pg->gtt_pages;
dev_priv->gatt_free_offset = pg->mmu_gatt_start +
(stolen_gtt << PAGE_SHIFT) * 1024;
if (1 || drm_debug) {
uint32_t core_id = PSB_RSGX32(PSB_CR_CORE_ID);
uint32_t core_rev = PSB_RSGX32(PSB_CR_CORE_REVISION);
DRM_INFO("SGX core id = 0x%08x\n", core_id);
DRM_INFO("SGX core rev major = 0x%02x, minor = 0x%02x\n",
(core_rev & _PSB_CC_REVISION_MAJOR_MASK) >>
_PSB_CC_REVISION_MAJOR_SHIFT,
(core_rev & _PSB_CC_REVISION_MINOR_MASK) >>
_PSB_CC_REVISION_MINOR_SHIFT);
DRM_INFO
("SGX core rev maintenance = 0x%02x, designer = 0x%02x\n",
(core_rev & _PSB_CC_REVISION_MAINTENANCE_MASK) >>
_PSB_CC_REVISION_MAINTENANCE_SHIFT,
(core_rev & _PSB_CC_REVISION_DESIGNER_MASK) >>
_PSB_CC_REVISION_DESIGNER_SHIFT);
}
spin_lock_init(&dev_priv->irqmask_lock);
tt_pages = (pg->gatt_pages < PSB_TT_PRIV0_PLIMIT) ?
pg->gatt_pages : PSB_TT_PRIV0_PLIMIT;
tt_start = dev_priv->gatt_free_offset - pg->mmu_gatt_start;
tt_pages -= tt_start >> PAGE_SHIFT;
dev_priv->sizes.ta_mem_size = 0;
PSB_WSGX32(0x00000000, PSB_CR_BIF_BANK0);
PSB_WSGX32(0x00000000, PSB_CR_BIF_BANK1);
PSB_RSGX32(PSB_CR_BIF_BANK1);
PSB_WSGX32(PSB_RSGX32(PSB_CR_BIF_CTRL) | _PSB_MMU_ER_MASK,
PSB_CR_BIF_CTRL);
psb_spank(dev_priv);
PSB_WSGX32(pg->mmu_gatt_start, PSB_CR_BIF_TWOD_REQ_BASE);
/* TT region managed by TTM. */
if (!ttm_bo_init_mm(bdev, TTM_PL_TT,
pg->gatt_pages -
(pg->ci_start >> PAGE_SHIFT) -
((dev_priv->ci_region_size + dev_priv->rar_region_size)
>> PAGE_SHIFT))) {
dev_priv->have_tt = 1;
dev_priv->sizes.tt_size =
(tt_pages << PAGE_SHIFT) / (1024 * 1024) / 2;
}
if (!ttm_bo_init_mm(bdev,
DRM_PSB_MEM_MMU,
PSB_MEM_TT_START >> PAGE_SHIFT)) {
dev_priv->have_mem_mmu = 1;
dev_priv->sizes.mmu_size =
PSB_MEM_TT_START / (1024*1024);
}
PSB_DEBUG_INIT("Init MSVDX\n");
return 0;
out_err:
psb_do_takedown(dev);
return ret;
}
static int psb_driver_unload(struct drm_device *dev)
{
struct drm_psb_private *dev_priv =
(struct drm_psb_private *) dev->dev_private;
/* Kill vblank etc here */
psb_backlight_exit(); /*writes minimum value to backlight HW reg */
if (drm_psb_no_fb == 0)
psb_modeset_cleanup(dev);
if (dev_priv) {
psb_lid_timer_takedown(dev_priv);
psb_do_takedown(dev);
if (dev_priv->pf_pd) {
psb_mmu_free_pagedir(dev_priv->pf_pd);
dev_priv->pf_pd = NULL;
}
if (dev_priv->mmu) {
struct psb_gtt *pg = dev_priv->pg;
down_read(&pg->sem);
psb_mmu_remove_pfn_sequence(
psb_mmu_get_default_pd
(dev_priv->mmu),
pg->mmu_gatt_start,
pg->vram_stolen_size >> PAGE_SHIFT);
if (pg->ci_stolen_size != 0)
psb_mmu_remove_pfn_sequence(
psb_mmu_get_default_pd
(dev_priv->mmu),
pg->ci_start,
pg->ci_stolen_size >> PAGE_SHIFT);
if (pg->rar_stolen_size != 0)
psb_mmu_remove_pfn_sequence(
psb_mmu_get_default_pd
(dev_priv->mmu),
pg->rar_start,
pg->rar_stolen_size >> PAGE_SHIFT);
up_read(&pg->sem);
psb_mmu_driver_takedown(dev_priv->mmu);
dev_priv->mmu = NULL;
}
psb_gtt_takedown(dev_priv->pg, 1);
if (dev_priv->scratch_page) {
__free_page(dev_priv->scratch_page);
dev_priv->scratch_page = NULL;
}
if (dev_priv->has_bo_device) {
ttm_bo_device_release(&dev_priv->bdev);
dev_priv->has_bo_device = 0;
}
if (dev_priv->has_fence_device) {
ttm_fence_device_release(&dev_priv->fdev);
dev_priv->has_fence_device = 0;
}
if (dev_priv->vdc_reg) {
iounmap(dev_priv->vdc_reg);
dev_priv->vdc_reg = NULL;
}
if (dev_priv->sgx_reg) {
iounmap(dev_priv->sgx_reg);
dev_priv->sgx_reg = NULL;
}
if (dev_priv->tdev)
ttm_object_device_release(&dev_priv->tdev);
if (dev_priv->has_global)
psb_ttm_global_release(dev_priv);
kfree(dev_priv);
dev->dev_private = NULL;
/*destroy VBT data*/
psb_intel_destroy_bios(dev);
}
ospm_power_uninit();
return 0;
}
static int psb_driver_load(struct drm_device *dev, unsigned long chipset)
{
struct drm_psb_private *dev_priv;
struct ttm_bo_device *bdev;
unsigned long resource_start;
struct psb_gtt *pg;
unsigned long irqflags;
int ret = -ENOMEM;
uint32_t tt_pages;
dev_priv = kzalloc(sizeof(*dev_priv), GFP_KERNEL);
if (dev_priv == NULL)
return -ENOMEM;
INIT_LIST_HEAD(&dev_priv->video_ctx);
dev_priv->num_pipe = 2;
dev_priv->dev = dev;
bdev = &dev_priv->bdev;
ret = psb_ttm_global_init(dev_priv);
if (unlikely(ret != 0))
goto out_err;
dev_priv->has_global = 1;
dev_priv->tdev = ttm_object_device_init
(dev_priv->mem_global_ref.object, PSB_OBJECT_HASH_ORDER);
if (unlikely(dev_priv->tdev == NULL))
goto out_err;
mutex_init(&dev_priv->temp_mem);
mutex_init(&dev_priv->cmdbuf_mutex);
mutex_init(&dev_priv->reset_mutex);
INIT_LIST_HEAD(&dev_priv->context.validate_list);
INIT_LIST_HEAD(&dev_priv->context.kern_validate_list);
/* mutex_init(&dev_priv->dsr_mutex); */
spin_lock_init(&dev_priv->reloc_lock);
DRM_INIT_WAITQUEUE(&dev_priv->rel_mapped_queue);
dev->dev_private = (void *) dev_priv;
dev_priv->chipset = chipset;
psb_set_uopt(&dev_priv->uopt);
PSB_DEBUG_INIT("Mapping MMIO\n");
resource_start = pci_resource_start(dev->pdev, PSB_MMIO_RESOURCE);
dev_priv->vdc_reg =
ioremap(resource_start + PSB_VDC_OFFSET, PSB_VDC_SIZE);
if (!dev_priv->vdc_reg)
goto out_err;
dev_priv->sgx_reg = ioremap(resource_start + PSB_SGX_OFFSET,
PSB_SGX_SIZE);
if (!dev_priv->sgx_reg)
goto out_err;
psb_get_core_freq(dev);
psb_intel_opregion_init(dev);
psb_intel_init_bios(dev);
PSB_DEBUG_INIT("Init TTM fence and BO driver\n");
/* Init OSPM support */
ospm_power_init(dev);
ret = psb_ttm_fence_device_init(&dev_priv->fdev);
if (unlikely(ret != 0))
goto out_err;
dev_priv->has_fence_device = 1;
ret = ttm_bo_device_init(bdev,
dev_priv->bo_global_ref.ref.object,
&psb_ttm_bo_driver,
DRM_PSB_FILE_PAGE_OFFSET, false);
if (unlikely(ret != 0))
goto out_err;
dev_priv->has_bo_device = 1;
ttm_lock_init(&dev_priv->ttm_lock);
ret = -ENOMEM;
dev_priv->scratch_page = alloc_page(GFP_DMA32 | __GFP_ZERO);
if (!dev_priv->scratch_page)
goto out_err;
set_pages_uc(dev_priv->scratch_page, 1);
dev_priv->pg = psb_gtt_alloc(dev);
if (!dev_priv->pg)
goto out_err;
ret = psb_gtt_init(dev_priv->pg, 0);
if (ret)
goto out_err;
ret = psb_gtt_mm_init(dev_priv->pg);
if (ret)
goto out_err;
dev_priv->mmu = psb_mmu_driver_init((void *)0,
drm_psb_trap_pagefaults, 0,
dev_priv);
if (!dev_priv->mmu)
goto out_err;
pg = dev_priv->pg;
tt_pages = (pg->gatt_pages < PSB_TT_PRIV0_PLIMIT) ?
(pg->gatt_pages) : PSB_TT_PRIV0_PLIMIT;
/* CI/RAR use the lower half of TT. */
pg->ci_start = (tt_pages / 2) << PAGE_SHIFT;
pg->rar_start = pg->ci_start + pg->ci_stolen_size;
/*
* Make MSVDX/TOPAZ MMU aware of the CI stolen memory area.
*/
if (dev_priv->pg->ci_stolen_size != 0) {
down_read(&pg->sem);
ret = psb_mmu_insert_pfn_sequence(psb_mmu_get_default_pd
(dev_priv->mmu),
dev_priv->ci_region_start >> PAGE_SHIFT,
pg->mmu_gatt_start + pg->ci_start,
pg->ci_stolen_size >> PAGE_SHIFT, 0);
up_read(&pg->sem);
if (ret)
goto out_err;
}
/*
* Make MSVDX/TOPAZ MMU aware of the rar stolen memory area.
*/
if (dev_priv->pg->rar_stolen_size != 0) {
down_read(&pg->sem);
ret = psb_mmu_insert_pfn_sequence(
psb_mmu_get_default_pd(dev_priv->mmu),
dev_priv->rar_region_start >> PAGE_SHIFT,
pg->mmu_gatt_start + pg->rar_start,
pg->rar_stolen_size >> PAGE_SHIFT, 0);
up_read(&pg->sem);
if (ret)
goto out_err;
}
dev_priv->pf_pd = psb_mmu_alloc_pd(dev_priv->mmu, 1, 0);
if (!dev_priv->pf_pd)
goto out_err;
psb_mmu_set_pd_context(psb_mmu_get_default_pd(dev_priv->mmu), 0);
psb_mmu_set_pd_context(dev_priv->pf_pd, 1);
spin_lock_init(&dev_priv->sequence_lock);
PSB_DEBUG_INIT("Begin to init MSVDX/Topaz\n");
ret = psb_do_init(dev);
if (ret)
return ret;
/* igd_opregion_init(&dev_priv->opregion_dev); */
acpi_video_register();
if (dev_priv->lid_state)
psb_lid_timer_init(dev_priv);
ret = drm_vblank_init(dev, dev_priv->num_pipe);
if (ret)
goto out_err;
/*
* Install interrupt handlers prior to powering off SGX or else we will
* crash.
*/
dev_priv->vdc_irq_mask = 0;
dev_priv->pipestat[0] = 0;
dev_priv->pipestat[1] = 0;
dev_priv->pipestat[2] = 0;
spin_lock_irqsave(&dev_priv->irqmask_lock, irqflags);
PSB_WVDC32(0xFFFFFFFF, PSB_HWSTAM);
PSB_WVDC32(0x00000000, PSB_INT_ENABLE_R);
PSB_WVDC32(0xFFFFFFFF, PSB_INT_MASK_R);
spin_unlock_irqrestore(&dev_priv->irqmask_lock, irqflags);
if (drm_core_check_feature(dev, DRIVER_MODESET))
drm_irq_install(dev);
dev->vblank_disable_allowed = 1;
dev->max_vblank_count = 0xffffff; /* only 24 bits of frame count */
dev->driver->get_vblank_counter = psb_get_vblank_counter;
if (drm_psb_no_fb == 0) {
psb_modeset_init(dev);
psb_fbdev_init(dev);
drm_kms_helper_poll_init(dev);
}
ret = psb_backlight_init(dev);
if (ret)
return ret;
#if 0
/*enable runtime pm at last*/
pm_runtime_enable(&dev->pdev->dev);
pm_runtime_set_active(&dev->pdev->dev);
#endif
/*Intel drm driver load is done, continue doing pvr load*/
DRM_DEBUG("Pvr driver load\n");
/* if (PVRCore_Init() < 0)
goto out_err; */
/* if (MRSTLFBInit(dev) < 0)
goto out_err;*/
return 0;
out_err:
psb_driver_unload(dev);
return ret;
}
int psb_driver_device_is_agp(struct drm_device *dev)
{
return 0;
}
static int psb_vt_leave_ioctl(struct drm_device *dev, void *data,
struct drm_file *file_priv)
{
struct drm_psb_private *dev_priv = psb_priv(dev);
struct ttm_bo_device *bdev = &dev_priv->bdev;
struct ttm_mem_type_manager *man;
int ret;
ret = ttm_vt_lock(&dev_priv->ttm_lock, 1,
psb_fpriv(file_priv)->tfile);
if (unlikely(ret != 0))
return ret;
ret = ttm_bo_evict_mm(&dev_priv->bdev, TTM_PL_TT);
if (unlikely(ret != 0))
goto out_unlock;
man = &bdev->man[TTM_PL_TT];
#if 0 /* What to do with this ? */
if (unlikely(!drm_mm_clean(&man->manager)))
DRM_INFO("Warning: GATT was not clean after VT switch.\n");
#endif
ttm_bo_swapout_all(&dev_priv->bdev);
return 0;
out_unlock:
(void) ttm_vt_unlock(&dev_priv->ttm_lock);
return ret;
}
static int psb_vt_enter_ioctl(struct drm_device *dev, void *data,
struct drm_file *file_priv)
{
struct drm_psb_private *dev_priv = psb_priv(dev);
return ttm_vt_unlock(&dev_priv->ttm_lock);
}
static int psb_sizes_ioctl(struct drm_device *dev, void *data,
struct drm_file *file_priv)
{
struct drm_psb_private *dev_priv = psb_priv(dev);
struct drm_psb_sizes_arg *arg =
(struct drm_psb_sizes_arg *) data;
*arg = dev_priv->sizes;
return 0;
}
static int psb_dc_state_ioctl(struct drm_device *dev, void * data,
struct drm_file *file_priv)
{
uint32_t flags;
uint32_t obj_id;
struct drm_mode_object *obj;
struct drm_connector *connector;
struct drm_crtc *crtc;
struct drm_psb_dc_state_arg *arg =
(struct drm_psb_dc_state_arg *)data;
flags = arg->flags;
obj_id = arg->obj_id;
if (flags & PSB_DC_CRTC_MASK) {
obj = drm_mode_object_find(dev, obj_id,
DRM_MODE_OBJECT_CRTC);
if (!obj) {
DRM_DEBUG("Invalid CRTC object.\n");
return -EINVAL;
}
crtc = obj_to_crtc(obj);
mutex_lock(&dev->mode_config.mutex);
if (drm_helper_crtc_in_use(crtc)) {
if (flags & PSB_DC_CRTC_SAVE)
crtc->funcs->save(crtc);
else
crtc->funcs->restore(crtc);
}
mutex_unlock(&dev->mode_config.mutex);
return 0;
} else if (flags & PSB_DC_OUTPUT_MASK) {
obj = drm_mode_object_find(dev, obj_id,
DRM_MODE_OBJECT_CONNECTOR);
if (!obj) {
DRM_DEBUG("Invalid connector id.\n");
return -EINVAL;
}
connector = obj_to_connector(obj);
if (flags & PSB_DC_OUTPUT_SAVE)
connector->funcs->save(connector);
else
connector->funcs->restore(connector);
return 0;
}
DRM_DEBUG("Bad flags 0x%x\n", flags);
return -EINVAL;
}
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;
struct backlight_device bd;
dev_priv->blc_adj2 = *arg;
#ifdef CONFIG_BACKLIGHT_CLASS_DEVICE
bd.props.brightness = psb_get_brightness(&bd);
psb_set_brightness(&bd);
#endif
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;
struct backlight_device bd;
dev_priv->blc_adj1 = *arg;
#ifdef CONFIG_BACKLIGHT_CLASS_DEVICE
bd.props.brightness = psb_get_brightness(&bd);
psb_set_brightness(&bd);
#endif
return 0;
}
/* return the current mode to the dpst module */
static int psb_dpst_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;
uint32_t x;
uint32_t y;
uint32_t reg;
if (!ospm_power_using_hw_begin(OSPM_DISPLAY_ISLAND,
OSPM_UHB_ONLY_IF_ON))
return 0;
reg = PSB_RVDC32(PIPEASRC);
ospm_power_using_hw_end(OSPM_DISPLAY_ISLAND);
/* horizontal is the left 16 bits */
x = reg >> 16;
/* vertical is the right 16 bits */
y = reg & 0x0000ffff;
/* the values are the image size minus one */
x++;
y++;
*arg = (x << 16) | y;
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) {
DRM_DEBUG("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_framebuffer *drm_fb;
struct psb_framebuffer *psb_fb;
struct drm_connector_helper_funcs *connector_funcs;
int ret = 0;
int resp = MODE_OK;
struct drm_psb_private *dev_priv = psb_priv(dev);
arg = (struct drm_psb_mode_operation_arg *)data;
obj_id = arg->obj_id;
op = arg->operation;
switch (op) {
case PSB_MODE_OPERATION_SET_DC_BASE:
obj = drm_mode_object_find(dev, obj_id, DRM_MODE_OBJECT_FB);
if (!obj) {
DRM_ERROR("Invalid FB id %d\n", obj_id);
return -EINVAL;
}
drm_fb = obj_to_fb(obj);
psb_fb = to_psb_fb(drm_fb);
if (ospm_power_using_hw_begin(OSPM_DISPLAY_ISLAND,
OSPM_UHB_ONLY_IF_ON)) {
REG_WRITE(DSPASURF, psb_fb->offset);
REG_READ(DSPASURF);
ospm_power_using_hw_end(OSPM_DISPLAY_ISLAND);
} else {
dev_priv->saveDSPASURF = psb_fb->offset;
}
return 0;
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 = (void *)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:
DRM_DEBUG("Unsupported psb mode operation");
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->pg->stolen_base;
arg->size = dev_priv->pg->vram_stolen_size;
return 0;
}
static int psb_register_rw_ioctl(struct drm_device *dev, void *data,
struct drm_file *file_priv)
{
struct drm_psb_private *dev_priv = psb_priv(dev);
struct drm_psb_register_rw_arg *arg = data;
UHBUsage usage =
arg->b_force_hw_on ? OSPM_UHB_FORCE_POWER_ON : OSPM_UHB_ONLY_IF_ON;
if (arg->display_write_mask != 0) {
if (ospm_power_using_hw_begin(OSPM_DISPLAY_ISLAND, usage)) {
if (arg->display_write_mask & REGRWBITS_PFIT_CONTROLS)
PSB_WVDC32(arg->display.pfit_controls,
PFIT_CONTROL);
if (arg->display_write_mask &
REGRWBITS_PFIT_AUTOSCALE_RATIOS)
PSB_WVDC32(arg->display.pfit_autoscale_ratios,
PFIT_AUTO_RATIOS);
if (arg->display_write_mask &
REGRWBITS_PFIT_PROGRAMMED_SCALE_RATIOS)
PSB_WVDC32(
arg->display.pfit_programmed_scale_ratios,
PFIT_PGM_RATIOS);
if (arg->display_write_mask & REGRWBITS_PIPEASRC)
PSB_WVDC32(arg->display.pipeasrc,
PIPEASRC);
if (arg->display_write_mask & REGRWBITS_PIPEBSRC)
PSB_WVDC32(arg->display.pipebsrc,
PIPEBSRC);
if (arg->display_write_mask & REGRWBITS_VTOTAL_A)
PSB_WVDC32(arg->display.vtotal_a,
VTOTAL_A);
if (arg->display_write_mask & REGRWBITS_VTOTAL_B)
PSB_WVDC32(arg->display.vtotal_b,
VTOTAL_B);
ospm_power_using_hw_end(OSPM_DISPLAY_ISLAND);
} else {
if (arg->display_write_mask & REGRWBITS_PFIT_CONTROLS)
dev_priv->savePFIT_CONTROL =
arg->display.pfit_controls;
if (arg->display_write_mask &
REGRWBITS_PFIT_AUTOSCALE_RATIOS)
dev_priv->savePFIT_AUTO_RATIOS =
arg->display.pfit_autoscale_ratios;
if (arg->display_write_mask &
REGRWBITS_PFIT_PROGRAMMED_SCALE_RATIOS)
dev_priv->savePFIT_PGM_RATIOS =
arg->display.pfit_programmed_scale_ratios;
if (arg->display_write_mask & REGRWBITS_PIPEASRC)
dev_priv->savePIPEASRC = arg->display.pipeasrc;
if (arg->display_write_mask & REGRWBITS_PIPEBSRC)
dev_priv->savePIPEBSRC = arg->display.pipebsrc;
if (arg->display_write_mask & REGRWBITS_VTOTAL_A)
dev_priv->saveVTOTAL_A = arg->display.vtotal_a;
if (arg->display_write_mask & REGRWBITS_VTOTAL_B)
dev_priv->saveVTOTAL_B = arg->display.vtotal_b;
}
}
if (arg->display_read_mask != 0) {
if (ospm_power_using_hw_begin(OSPM_DISPLAY_ISLAND, usage)) {
if (arg->display_read_mask &
REGRWBITS_PFIT_CONTROLS)
arg->display.pfit_controls =
PSB_RVDC32(PFIT_CONTROL);
if (arg->display_read_mask &
REGRWBITS_PFIT_AUTOSCALE_RATIOS)
arg->display.pfit_autoscale_ratios =
PSB_RVDC32(PFIT_AUTO_RATIOS);
if (arg->display_read_mask &
REGRWBITS_PFIT_PROGRAMMED_SCALE_RATIOS)
arg->display.pfit_programmed_scale_ratios =
PSB_RVDC32(PFIT_PGM_RATIOS);
if (arg->display_read_mask & REGRWBITS_PIPEASRC)
arg->display.pipeasrc = PSB_RVDC32(PIPEASRC);
if (arg->display_read_mask & REGRWBITS_PIPEBSRC)
arg->display.pipebsrc = PSB_RVDC32(PIPEBSRC);
if (arg->display_read_mask & REGRWBITS_VTOTAL_A)
arg->display.vtotal_a = PSB_RVDC32(VTOTAL_A);
if (arg->display_read_mask & REGRWBITS_VTOTAL_B)
arg->display.vtotal_b = PSB_RVDC32(VTOTAL_B);
ospm_power_using_hw_end(OSPM_DISPLAY_ISLAND);
} else {
if (arg->display_read_mask &
REGRWBITS_PFIT_CONTROLS)
arg->display.pfit_controls =
dev_priv->savePFIT_CONTROL;
if (arg->display_read_mask &
REGRWBITS_PFIT_AUTOSCALE_RATIOS)
arg->display.pfit_autoscale_ratios =
dev_priv->savePFIT_AUTO_RATIOS;
if (arg->display_read_mask &
REGRWBITS_PFIT_PROGRAMMED_SCALE_RATIOS)
arg->display.pfit_programmed_scale_ratios =
dev_priv->savePFIT_PGM_RATIOS;
if (arg->display_read_mask & REGRWBITS_PIPEASRC)
arg->display.pipeasrc = dev_priv->savePIPEASRC;
if (arg->display_read_mask & REGRWBITS_PIPEBSRC)
arg->display.pipebsrc = dev_priv->savePIPEBSRC;
if (arg->display_read_mask & REGRWBITS_VTOTAL_A)
arg->display.vtotal_a = dev_priv->saveVTOTAL_A;
if (arg->display_read_mask & REGRWBITS_VTOTAL_B)
arg->display.vtotal_b = dev_priv->saveVTOTAL_B;
}
}
if (arg->overlay_write_mask != 0) {
if (ospm_power_using_hw_begin(OSPM_DISPLAY_ISLAND, usage)) {
if (arg->overlay_write_mask & OV_REGRWBITS_OGAM_ALL) {
PSB_WVDC32(arg->overlay.OGAMC5, OV_OGAMC5);
PSB_WVDC32(arg->overlay.OGAMC4, OV_OGAMC4);
PSB_WVDC32(arg->overlay.OGAMC3, OV_OGAMC3);
PSB_WVDC32(arg->overlay.OGAMC2, OV_OGAMC2);
PSB_WVDC32(arg->overlay.OGAMC1, OV_OGAMC1);
PSB_WVDC32(arg->overlay.OGAMC0, OV_OGAMC0);
}
if (arg->overlay_write_mask & OVC_REGRWBITS_OGAM_ALL) {
PSB_WVDC32(arg->overlay.OGAMC5, OVC_OGAMC5);
PSB_WVDC32(arg->overlay.OGAMC4, OVC_OGAMC4);
PSB_WVDC32(arg->overlay.OGAMC3, OVC_OGAMC3);
PSB_WVDC32(arg->overlay.OGAMC2, OVC_OGAMC2);
PSB_WVDC32(arg->overlay.OGAMC1, OVC_OGAMC1);
PSB_WVDC32(arg->overlay.OGAMC0, OVC_OGAMC0);
}
if (arg->overlay_write_mask & OV_REGRWBITS_OVADD) {
PSB_WVDC32(arg->overlay.OVADD, OV_OVADD);
if (arg->overlay.b_wait_vblank) {
/* Wait for 20ms.*/
unsigned long vblank_timeout = jiffies
+ HZ/50;
uint32_t temp;
while (time_before_eq(jiffies,
vblank_timeout)) {
temp = PSB_RVDC32(OV_DOVASTA);
if ((temp & (0x1 << 31)) != 0)
break;
cpu_relax();
}
}
}
if (arg->overlay_write_mask & OVC_REGRWBITS_OVADD) {
PSB_WVDC32(arg->overlay.OVADD, OVC_OVADD);
if (arg->overlay.b_wait_vblank) {
/* Wait for 20ms.*/
unsigned long vblank_timeout =
jiffies + HZ/50;
uint32_t temp;
while (time_before_eq(jiffies,
vblank_timeout)) {
temp = PSB_RVDC32(OVC_DOVCSTA);
if ((temp & (0x1 << 31)) != 0)
break;
cpu_relax();
}
}
}
ospm_power_using_hw_end(OSPM_DISPLAY_ISLAND);
} else {
if (arg->overlay_write_mask & OV_REGRWBITS_OGAM_ALL) {
dev_priv->saveOV_OGAMC5 = arg->overlay.OGAMC5;
dev_priv->saveOV_OGAMC4 = arg->overlay.OGAMC4;
dev_priv->saveOV_OGAMC3 = arg->overlay.OGAMC3;
dev_priv->saveOV_OGAMC2 = arg->overlay.OGAMC2;
dev_priv->saveOV_OGAMC1 = arg->overlay.OGAMC1;
dev_priv->saveOV_OGAMC0 = arg->overlay.OGAMC0;
}
if (arg->overlay_write_mask & OVC_REGRWBITS_OGAM_ALL) {
dev_priv->saveOVC_OGAMC5 = arg->overlay.OGAMC5;
dev_priv->saveOVC_OGAMC4 = arg->overlay.OGAMC4;
dev_priv->saveOVC_OGAMC3 = arg->overlay.OGAMC3;
dev_priv->saveOVC_OGAMC2 = arg->overlay.OGAMC2;
dev_priv->saveOVC_OGAMC1 = arg->overlay.OGAMC1;
dev_priv->saveOVC_OGAMC0 = arg->overlay.OGAMC0;
}
if (arg->overlay_write_mask & OV_REGRWBITS_OVADD)
dev_priv->saveOV_OVADD = arg->overlay.OVADD;
if (arg->overlay_write_mask & OVC_REGRWBITS_OVADD)
dev_priv->saveOVC_OVADD = arg->overlay.OVADD;
}
}
if (arg->overlay_read_mask != 0) {
if (ospm_power_using_hw_begin(OSPM_DISPLAY_ISLAND, usage)) {
if (arg->overlay_read_mask & OV_REGRWBITS_OGAM_ALL) {
arg->overlay.OGAMC5 = PSB_RVDC32(OV_OGAMC5);
arg->overlay.OGAMC4 = PSB_RVDC32(OV_OGAMC4);
arg->overlay.OGAMC3 = PSB_RVDC32(OV_OGAMC3);
arg->overlay.OGAMC2 = PSB_RVDC32(OV_OGAMC2);
arg->overlay.OGAMC1 = PSB_RVDC32(OV_OGAMC1);
arg->overlay.OGAMC0 = PSB_RVDC32(OV_OGAMC0);
}
if (arg->overlay_read_mask & OVC_REGRWBITS_OGAM_ALL) {
arg->overlay.OGAMC5 = PSB_RVDC32(OVC_OGAMC5);
arg->overlay.OGAMC4 = PSB_RVDC32(OVC_OGAMC4);
arg->overlay.OGAMC3 = PSB_RVDC32(OVC_OGAMC3);
arg->overlay.OGAMC2 = PSB_RVDC32(OVC_OGAMC2);
arg->overlay.OGAMC1 = PSB_RVDC32(OVC_OGAMC1);
arg->overlay.OGAMC0 = PSB_RVDC32(OVC_OGAMC0);
}
if (arg->overlay_read_mask & OV_REGRWBITS_OVADD)
arg->overlay.OVADD = PSB_RVDC32(OV_OVADD);
if (arg->overlay_read_mask & OVC_REGRWBITS_OVADD)
arg->overlay.OVADD = PSB_RVDC32(OVC_OVADD);
ospm_power_using_hw_end(OSPM_DISPLAY_ISLAND);
} else {
if (arg->overlay_read_mask & OV_REGRWBITS_OGAM_ALL) {
arg->overlay.OGAMC5 = dev_priv->saveOV_OGAMC5;
arg->overlay.OGAMC4 = dev_priv->saveOV_OGAMC4;
arg->overlay.OGAMC3 = dev_priv->saveOV_OGAMC3;
arg->overlay.OGAMC2 = dev_priv->saveOV_OGAMC2;
arg->overlay.OGAMC1 = dev_priv->saveOV_OGAMC1;
arg->overlay.OGAMC0 = dev_priv->saveOV_OGAMC0;
}
if (arg->overlay_read_mask & OVC_REGRWBITS_OGAM_ALL) {
arg->overlay.OGAMC5 = dev_priv->saveOVC_OGAMC5;
arg->overlay.OGAMC4 = dev_priv->saveOVC_OGAMC4;
arg->overlay.OGAMC3 = dev_priv->saveOVC_OGAMC3;
arg->overlay.OGAMC2 = dev_priv->saveOVC_OGAMC2;
arg->overlay.OGAMC1 = dev_priv->saveOVC_OGAMC1;
arg->overlay.OGAMC0 = dev_priv->saveOVC_OGAMC0;
}
if (arg->overlay_read_mask & OV_REGRWBITS_OVADD)
arg->overlay.OVADD = dev_priv->saveOV_OVADD;
if (arg->overlay_read_mask & OVC_REGRWBITS_OVADD)
arg->overlay.OVADD = dev_priv->saveOVC_OVADD;
}
}
if (arg->sprite_enable_mask != 0) {
if (ospm_power_using_hw_begin(OSPM_DISPLAY_ISLAND, usage)) {
PSB_WVDC32(0x1F3E, DSPARB);
PSB_WVDC32(arg->sprite.dspa_control
| PSB_RVDC32(DSPACNTR), DSPACNTR);
PSB_WVDC32(arg->sprite.dspa_key_value, DSPAKEYVAL);
PSB_WVDC32(arg->sprite.dspa_key_mask, DSPAKEYMASK);
PSB_WVDC32(PSB_RVDC32(DSPASURF), DSPASURF);
PSB_RVDC32(DSPASURF);
PSB_WVDC32(arg->sprite.dspc_control, DSPCCNTR);
PSB_WVDC32(arg->sprite.dspc_stride, DSPCSTRIDE);
PSB_WVDC32(arg->sprite.dspc_position, DSPCPOS);
PSB_WVDC32(arg->sprite.dspc_linear_offset, DSPCLINOFF);
PSB_WVDC32(arg->sprite.dspc_size, DSPCSIZE);
PSB_WVDC32(arg->sprite.dspc_surface, DSPCSURF);
PSB_RVDC32(DSPCSURF);
ospm_power_using_hw_end(OSPM_DISPLAY_ISLAND);
}
}
if (arg->sprite_disable_mask != 0) {
if (ospm_power_using_hw_begin(OSPM_DISPLAY_ISLAND, usage)) {
PSB_WVDC32(0x3F3E, DSPARB);
PSB_WVDC32(0x0, DSPCCNTR);
PSB_WVDC32(arg->sprite.dspc_surface, DSPCSURF);
PSB_RVDC32(DSPCSURF);
ospm_power_using_hw_end(OSPM_DISPLAY_ISLAND);
}
}
if (arg->subpicture_enable_mask != 0) {
if (ospm_power_using_hw_begin(OSPM_DISPLAY_ISLAND, usage)) {
uint32_t temp;
if (arg->subpicture_enable_mask & REGRWBITS_DSPACNTR) {
temp = PSB_RVDC32(DSPACNTR);
temp &= ~DISPPLANE_PIXFORMAT_MASK;
temp &= ~DISPPLANE_BOTTOM;
temp |= DISPPLANE_32BPP;
PSB_WVDC32(temp, DSPACNTR);
temp = PSB_RVDC32(DSPABASE);
PSB_WVDC32(temp, DSPABASE);
PSB_RVDC32(DSPABASE);
temp = PSB_RVDC32(DSPASURF);
PSB_WVDC32(temp, DSPASURF);
PSB_RVDC32(DSPASURF);
}
if (arg->subpicture_enable_mask & REGRWBITS_DSPBCNTR) {
temp = PSB_RVDC32(DSPBCNTR);
temp &= ~DISPPLANE_PIXFORMAT_MASK;
temp &= ~DISPPLANE_BOTTOM;
temp |= DISPPLANE_32BPP;
PSB_WVDC32(temp, DSPBCNTR);
temp = PSB_RVDC32(DSPBBASE);
PSB_WVDC32(temp, DSPBBASE);
PSB_RVDC32(DSPBBASE);
temp = PSB_RVDC32(DSPBSURF);
PSB_WVDC32(temp, DSPBSURF);
PSB_RVDC32(DSPBSURF);
}
if (arg->subpicture_enable_mask & REGRWBITS_DSPCCNTR) {
temp = PSB_RVDC32(DSPCCNTR);
temp &= ~DISPPLANE_PIXFORMAT_MASK;
temp &= ~DISPPLANE_BOTTOM;
temp |= DISPPLANE_32BPP;
PSB_WVDC32(temp, DSPCCNTR);
temp = PSB_RVDC32(DSPCBASE);
PSB_WVDC32(temp, DSPCBASE);
PSB_RVDC32(DSPCBASE);
temp = PSB_RVDC32(DSPCSURF);
PSB_WVDC32(temp, DSPCSURF);
PSB_RVDC32(DSPCSURF);
}
ospm_power_using_hw_end(OSPM_DISPLAY_ISLAND);
}
}
if (arg->subpicture_disable_mask != 0) {
if (ospm_power_using_hw_begin(OSPM_DISPLAY_ISLAND, usage)) {
uint32_t temp;
if (arg->subpicture_disable_mask & REGRWBITS_DSPACNTR) {
temp = PSB_RVDC32(DSPACNTR);
temp &= ~DISPPLANE_PIXFORMAT_MASK;
temp |= DISPPLANE_32BPP_NO_ALPHA;
PSB_WVDC32(temp, DSPACNTR);
temp = PSB_RVDC32(DSPABASE);
PSB_WVDC32(temp, DSPABASE);
PSB_RVDC32(DSPABASE);
temp = PSB_RVDC32(DSPASURF);
PSB_WVDC32(temp, DSPASURF);
PSB_RVDC32(DSPASURF);
}
if (arg->subpicture_disable_mask & REGRWBITS_DSPBCNTR) {
temp = PSB_RVDC32(DSPBCNTR);
temp &= ~DISPPLANE_PIXFORMAT_MASK;
temp |= DISPPLANE_32BPP_NO_ALPHA;
PSB_WVDC32(temp, DSPBCNTR);
temp = PSB_RVDC32(DSPBBASE);
PSB_WVDC32(temp, DSPBBASE);
PSB_RVDC32(DSPBBASE);
temp = PSB_RVDC32(DSPBSURF);
PSB_WVDC32(temp, DSPBSURF);
PSB_RVDC32(DSPBSURF);
}
if (arg->subpicture_disable_mask & REGRWBITS_DSPCCNTR) {
temp = PSB_RVDC32(DSPCCNTR);
temp &= ~DISPPLANE_PIXFORMAT_MASK;
temp |= DISPPLANE_32BPP_NO_ALPHA;
PSB_WVDC32(temp, DSPCCNTR);
temp = PSB_RVDC32(DSPCBASE);
PSB_WVDC32(temp, DSPCBASE);
PSB_RVDC32(DSPCBASE);
temp = PSB_RVDC32(DSPCSURF);
PSB_WVDC32(temp, DSPCSURF);
PSB_RVDC32(DSPCSURF);
}
ospm_power_using_hw_end(OSPM_DISPLAY_ISLAND);
}
}
return 0;
}
/* always available as we are SIGIO'd */
static unsigned int psb_poll(struct file *filp,
struct poll_table_struct *wait)
{
return POLLIN | POLLRDNORM;
}
/* Not sure what we will need yet - in the PVR driver this disappears into
a tangle of abstracted handlers and per process crap */
struct psb_priv {
int dummy;
};
static int psb_driver_open(struct drm_device *dev, struct drm_file *priv)
{
struct psb_priv *psb = kzalloc(sizeof(struct psb_priv), GFP_KERNEL);
if (psb == NULL)
return -ENOMEM;
priv->driver_priv = psb;
DRM_DEBUG("\n");
/*return PVRSRVOpen(dev, priv);*/
return 0;
}
static void psb_driver_close(struct drm_device *dev, struct drm_file *priv)
{
kfree(priv->driver_priv);
priv->driver_priv = NULL;
}
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;
unsigned int nr = DRM_IOCTL_NR(cmd);
DRM_DEBUG("cmd = %x, nr = %x\n", cmd, nr);
if (runtime_allowed == 1 && dev_priv->is_lvds_on) {
runtime_allowed++;
pm_runtime_allow(&dev->pdev->dev);
dev_priv->rpm_enabled = 1;
}
/*
* The driver private ioctls and TTM ioctls should be
* thread-safe.
*/
if ((nr >= DRM_COMMAND_BASE) && (nr < DRM_COMMAND_END)
&& (nr < DRM_COMMAND_BASE + dev->driver->num_ioctls)) {
struct drm_ioctl_desc *ioctl =
&psb_ioctls[nr - DRM_COMMAND_BASE];
if (unlikely(ioctl->cmd != cmd)) {
DRM_ERROR(
"Invalid drm cmnd %d ioctl->cmd %x, cmd %x\n",
nr - DRM_COMMAND_BASE, ioctl->cmd, cmd);
return -EINVAL;
}
return drm_ioctl(filp, cmd, arg);
}
/*
* Not all old drm ioctls are thread-safe.
*/
return drm_ioctl(filp, cmd, arg);
}
/* When a client dies:
* - Check for and clean up flipped page state
*/
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 = {
.runtime_suspend = psb_runtime_suspend,
.runtime_resume = psb_runtime_resume,
.runtime_idle = psb_runtime_idle,
};
static struct drm_driver driver = {
.driver_features = DRIVER_HAVE_IRQ | DRIVER_IRQ_SHARED | \
DRIVER_IRQ_VBL | DRIVER_MODESET,
.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,
.firstopen = NULL,
.lastclose = psb_lastclose,
.open = psb_driver_open,
.postclose = psb_driver_close,
#if 0 /* ACFIXME */
.get_map_ofs = drm_core_get_map_ofs,
.get_reg_ofs = drm_core_get_reg_ofs,
.proc_init = psb_proc_init,
.proc_cleanup = psb_proc_cleanup,
#endif
.preclose = psb_driver_preclose,
.fops = {
.owner = THIS_MODULE,
.open = psb_open,
.release = psb_release,
.unlocked_ioctl = psb_unlocked_ioctl,
.mmap = psb_mmap,
.poll = psb_poll,
.fasync = drm_fasync,
.read = drm_read,
},
.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,
.resume = ospm_power_resume,
.suspend = ospm_power_suspend,
.probe = psb_probe,
.remove = psb_remove,
#ifdef CONFIG_PM
.driver.pm = &psb_pm_ops,
#endif
};
static int psb_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
{
/* MLD Added this from Inaky's patch */
if (pci_enable_msi(pdev))
DRM_ERROR("Enable MSI failed!\n");
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(DRIVER_AUTHOR);
MODULE_DESCRIPTION(DRIVER_DESC);
MODULE_LICENSE("GPL");