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linux/drivers/gpu/drm/gma500/psb_drv.h

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/**************************************************************************
* Copyright (c) 2007-2011, Intel Corporation.
* 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.
*
**************************************************************************/
#ifndef _PSB_DRV_H_
#define _PSB_DRV_H_
#include <linux/kref.h>
#include <drm/drmP.h>
#include "drm_global.h"
#include "gem_glue.h"
#include "gma_drm.h"
#include "psb_reg.h"
#include "psb_intel_drv.h"
#include "gtt.h"
#include "power.h"
#include "oaktrail.h"
/* Append new drm mode definition here, align with libdrm definition */
#define DRM_MODE_SCALE_NO_SCALE 2
enum {
CHIP_PSB_8108 = 0, /* Poulsbo */
CHIP_PSB_8109 = 1, /* Poulsbo */
CHIP_MRST_4100 = 2, /* Moorestown/Oaktrail */
CHIP_MFLD_0130 = 3, /* Medfield */
};
#define IS_PSB(dev) (((dev)->pci_device & 0xfffe) == 0x8108)
#define IS_MRST(dev) (((dev)->pci_device & 0xfffc) == 0x4100)
#define IS_MFLD(dev) (((dev)->pci_device & 0xfff8) == 0x0130)
/*
* Driver definitions
*/
#define DRIVER_NAME "gma500"
#define DRIVER_DESC "DRM driver for the Intel GMA500"
#define PSB_DRM_DRIVER_DATE "2011-06-06"
#define PSB_DRM_DRIVER_MAJOR 1
#define PSB_DRM_DRIVER_MINOR 0
#define PSB_DRM_DRIVER_PATCHLEVEL 0
/*
* Hardware offsets
*/
#define PSB_VDC_OFFSET 0x00000000
#define PSB_VDC_SIZE 0x000080000
#define MRST_MMIO_SIZE 0x0000C0000
#define MDFLD_MMIO_SIZE 0x000100000
#define PSB_SGX_SIZE 0x8000
#define PSB_SGX_OFFSET 0x00040000
#define MRST_SGX_OFFSET 0x00080000
/*
* PCI resource identifiers
*/
#define PSB_MMIO_RESOURCE 0
#define PSB_GATT_RESOURCE 2
#define PSB_GTT_RESOURCE 3
/*
* PCI configuration
*/
#define PSB_GMCH_CTRL 0x52
#define PSB_BSM 0x5C
#define _PSB_GMCH_ENABLED 0x4
#define PSB_PGETBL_CTL 0x2020
#define _PSB_PGETBL_ENABLED 0x00000001
#define PSB_SGX_2D_SLAVE_PORT 0x4000
/* To get rid of */
#define PSB_TT_PRIV0_LIMIT (256*1024*1024)
#define PSB_TT_PRIV0_PLIMIT (PSB_TT_PRIV0_LIMIT >> PAGE_SHIFT)
/*
* SGX side MMU definitions (these can probably go)
*/
/*
* Flags for external memory type field.
*/
#define PSB_MMU_CACHED_MEMORY 0x0001 /* Bind to MMU only */
#define PSB_MMU_RO_MEMORY 0x0002 /* MMU RO memory */
#define PSB_MMU_WO_MEMORY 0x0004 /* MMU WO memory */
/*
* PTE's and PDE's
*/
#define PSB_PDE_MASK 0x003FFFFF
#define PSB_PDE_SHIFT 22
#define PSB_PTE_SHIFT 12
/*
* Cache control
*/
#define PSB_PTE_VALID 0x0001 /* PTE / PDE valid */
#define PSB_PTE_WO 0x0002 /* Write only */
#define PSB_PTE_RO 0x0004 /* Read only */
#define PSB_PTE_CACHED 0x0008 /* CPU cache coherent */
/*
* VDC registers and bits
*/
#define PSB_MSVDX_CLOCKGATING 0x2064
#define PSB_TOPAZ_CLOCKGATING 0x2068
#define PSB_HWSTAM 0x2098
#define PSB_INSTPM 0x20C0
#define PSB_INT_IDENTITY_R 0x20A4
#define _MDFLD_PIPEC_EVENT_FLAG (1<<2)
#define _MDFLD_PIPEC_VBLANK_FLAG (1<<3)
#define _PSB_DPST_PIPEB_FLAG (1<<4)
#define _MDFLD_PIPEB_EVENT_FLAG (1<<4)
#define _PSB_VSYNC_PIPEB_FLAG (1<<5)
#define _PSB_DPST_PIPEA_FLAG (1<<6)
#define _PSB_PIPEA_EVENT_FLAG (1<<6)
#define _PSB_VSYNC_PIPEA_FLAG (1<<7)
#define _MDFLD_MIPIA_FLAG (1<<16)
#define _MDFLD_MIPIC_FLAG (1<<17)
#define _PSB_IRQ_SGX_FLAG (1<<18)
#define _PSB_IRQ_MSVDX_FLAG (1<<19)
#define _LNC_IRQ_TOPAZ_FLAG (1<<20)
#define _PSB_PIPE_EVENT_FLAG (_PSB_VSYNC_PIPEA_FLAG | \
_PSB_VSYNC_PIPEB_FLAG)
/* This flag includes all the display IRQ bits excepts the vblank irqs. */
#define _MDFLD_DISP_ALL_IRQ_FLAG (_MDFLD_PIPEC_EVENT_FLAG | \
_MDFLD_PIPEB_EVENT_FLAG | \
_PSB_PIPEA_EVENT_FLAG | \
_PSB_VSYNC_PIPEA_FLAG | \
_MDFLD_MIPIA_FLAG | \
_MDFLD_MIPIC_FLAG)
#define PSB_INT_IDENTITY_R 0x20A4
#define PSB_INT_MASK_R 0x20A8
#define PSB_INT_ENABLE_R 0x20A0
#define _PSB_MMU_ER_MASK 0x0001FF00
#define _PSB_MMU_ER_HOST (1 << 16)
#define GPIOA 0x5010
#define GPIOB 0x5014
#define GPIOC 0x5018
#define GPIOD 0x501c
#define GPIOE 0x5020
#define GPIOF 0x5024
#define GPIOG 0x5028
#define GPIOH 0x502c
#define GPIO_CLOCK_DIR_MASK (1 << 0)
#define GPIO_CLOCK_DIR_IN (0 << 1)
#define GPIO_CLOCK_DIR_OUT (1 << 1)
#define GPIO_CLOCK_VAL_MASK (1 << 2)
#define GPIO_CLOCK_VAL_OUT (1 << 3)
#define GPIO_CLOCK_VAL_IN (1 << 4)
#define GPIO_CLOCK_PULLUP_DISABLE (1 << 5)
#define GPIO_DATA_DIR_MASK (1 << 8)
#define GPIO_DATA_DIR_IN (0 << 9)
#define GPIO_DATA_DIR_OUT (1 << 9)
#define GPIO_DATA_VAL_MASK (1 << 10)
#define GPIO_DATA_VAL_OUT (1 << 11)
#define GPIO_DATA_VAL_IN (1 << 12)
#define GPIO_DATA_PULLUP_DISABLE (1 << 13)
#define VCLK_DIVISOR_VGA0 0x6000
#define VCLK_DIVISOR_VGA1 0x6004
#define VCLK_POST_DIV 0x6010
#define PSB_COMM_2D (PSB_ENGINE_2D << 4)
#define PSB_COMM_3D (PSB_ENGINE_3D << 4)
#define PSB_COMM_TA (PSB_ENGINE_TA << 4)
#define PSB_COMM_HP (PSB_ENGINE_HP << 4)
#define PSB_COMM_USER_IRQ (1024 >> 2)
#define PSB_COMM_USER_IRQ_LOST (PSB_COMM_USER_IRQ + 1)
#define PSB_COMM_FW (2048 >> 2)
#define PSB_UIRQ_VISTEST 1
#define PSB_UIRQ_OOM_REPLY 2
#define PSB_UIRQ_FIRE_TA_REPLY 3
#define PSB_UIRQ_FIRE_RASTER_REPLY 4
#define PSB_2D_SIZE (256*1024*1024)
#define PSB_MAX_RELOC_PAGES 1024
#define PSB_LOW_REG_OFFS 0x0204
#define PSB_HIGH_REG_OFFS 0x0600
#define PSB_NUM_VBLANKS 2
#define PSB_2D_SIZE (256*1024*1024)
#define PSB_MAX_RELOC_PAGES 1024
#define PSB_LOW_REG_OFFS 0x0204
#define PSB_HIGH_REG_OFFS 0x0600
#define PSB_NUM_VBLANKS 2
#define PSB_WATCHDOG_DELAY (DRM_HZ * 2)
#define PSB_LID_DELAY (DRM_HZ / 10)
#define MDFLD_PNW_B0 0x04
#define MDFLD_PNW_C0 0x08
#define MDFLD_DSR_2D_3D_0 (1 << 0)
#define MDFLD_DSR_2D_3D_2 (1 << 1)
#define MDFLD_DSR_CURSOR_0 (1 << 2)
#define MDFLD_DSR_CURSOR_2 (1 << 3)
#define MDFLD_DSR_OVERLAY_0 (1 << 4)
#define MDFLD_DSR_OVERLAY_2 (1 << 5)
#define MDFLD_DSR_MIPI_CONTROL (1 << 6)
#define MDFLD_DSR_DAMAGE_MASK_0 ((1 << 0) | (1 << 2) | (1 << 4))
#define MDFLD_DSR_DAMAGE_MASK_2 ((1 << 1) | (1 << 3) | (1 << 5))
#define MDFLD_DSR_2D_3D (MDFLD_DSR_2D_3D_0 | MDFLD_DSR_2D_3D_2)
#define MDFLD_DSR_RR 45
#define MDFLD_DPU_ENABLE (1 << 31)
#define MDFLD_DSR_FULLSCREEN (1 << 30)
#define MDFLD_DSR_DELAY (DRM_HZ / MDFLD_DSR_RR)
#define PSB_PWR_STATE_ON 1
#define PSB_PWR_STATE_OFF 2
#define PSB_PMPOLICY_NOPM 0
#define PSB_PMPOLICY_CLOCKGATING 1
#define PSB_PMPOLICY_POWERDOWN 2
#define PSB_PMSTATE_POWERUP 0
#define PSB_PMSTATE_CLOCKGATED 1
#define PSB_PMSTATE_POWERDOWN 2
#define PSB_PCIx_MSI_ADDR_LOC 0x94
#define PSB_PCIx_MSI_DATA_LOC 0x98
/* Medfield crystal settings */
#define KSEL_CRYSTAL_19 1
#define KSEL_BYPASS_19 5
#define KSEL_BYPASS_25 6
#define KSEL_BYPASS_83_100 7
struct opregion_header;
struct opregion_acpi;
struct opregion_swsci;
struct opregion_asle;
struct psb_intel_opregion {
struct opregion_header *header;
struct opregion_acpi *acpi;
struct opregion_swsci *swsci;
struct opregion_asle *asle;
int enabled;
};
struct sdvo_device_mapping {
u8 initialized;
u8 dvo_port;
u8 slave_addr;
u8 dvo_wiring;
u8 i2c_pin;
u8 i2c_speed;
u8 ddc_pin;
};
struct intel_gmbus {
struct i2c_adapter adapter;
struct i2c_adapter *force_bit;
u32 reg0;
};
/*
* Register save state. This is used to hold the context when the
* device is powered off. In the case of Oaktrail this can (but does not
* yet) include screen blank. Operations occuring during the save
* update the register cache instead.
*/
struct psb_state {
uint32_t saveDSPACNTR;
uint32_t saveDSPBCNTR;
uint32_t savePIPEACONF;
uint32_t savePIPEBCONF;
uint32_t savePIPEASRC;
uint32_t savePIPEBSRC;
uint32_t saveFPA0;
uint32_t saveFPA1;
uint32_t saveDPLL_A;
uint32_t saveDPLL_A_MD;
uint32_t saveHTOTAL_A;
uint32_t saveHBLANK_A;
uint32_t saveHSYNC_A;
uint32_t saveVTOTAL_A;
uint32_t saveVBLANK_A;
uint32_t saveVSYNC_A;
uint32_t saveDSPASTRIDE;
uint32_t saveDSPASIZE;
uint32_t saveDSPAPOS;
uint32_t saveDSPABASE;
uint32_t saveDSPASURF;
uint32_t saveDSPASTATUS;
uint32_t saveFPB0;
uint32_t saveFPB1;
uint32_t saveDPLL_B;
uint32_t saveDPLL_B_MD;
uint32_t saveHTOTAL_B;
uint32_t saveHBLANK_B;
uint32_t saveHSYNC_B;
uint32_t saveVTOTAL_B;
uint32_t saveVBLANK_B;
uint32_t saveVSYNC_B;
uint32_t saveDSPBSTRIDE;
uint32_t saveDSPBSIZE;
uint32_t saveDSPBPOS;
uint32_t saveDSPBBASE;
uint32_t saveDSPBSURF;
uint32_t saveDSPBSTATUS;
uint32_t saveVCLK_DIVISOR_VGA0;
uint32_t saveVCLK_DIVISOR_VGA1;
uint32_t saveVCLK_POST_DIV;
uint32_t saveVGACNTRL;
uint32_t saveADPA;
uint32_t saveLVDS;
uint32_t saveDVOA;
uint32_t saveDVOB;
uint32_t saveDVOC;
uint32_t savePP_ON;
uint32_t savePP_OFF;
uint32_t savePP_CONTROL;
uint32_t savePP_CYCLE;
uint32_t savePFIT_CONTROL;
uint32_t savePaletteA[256];
uint32_t savePaletteB[256];
uint32_t saveCLOCKGATING;
uint32_t saveDSPARB;
uint32_t saveDSPATILEOFF;
uint32_t saveDSPBTILEOFF;
uint32_t saveDSPAADDR;
uint32_t saveDSPBADDR;
uint32_t savePFIT_AUTO_RATIOS;
uint32_t savePFIT_PGM_RATIOS;
uint32_t savePP_ON_DELAYS;
uint32_t savePP_OFF_DELAYS;
uint32_t savePP_DIVISOR;
uint32_t saveBCLRPAT_A;
uint32_t saveBCLRPAT_B;
uint32_t saveDSPALINOFF;
uint32_t saveDSPBLINOFF;
uint32_t savePERF_MODE;
uint32_t saveDSPFW1;
uint32_t saveDSPFW2;
uint32_t saveDSPFW3;
uint32_t saveDSPFW4;
uint32_t saveDSPFW5;
uint32_t saveDSPFW6;
uint32_t saveCHICKENBIT;
uint32_t saveDSPACURSOR_CTRL;
uint32_t saveDSPBCURSOR_CTRL;
uint32_t saveDSPACURSOR_BASE;
uint32_t saveDSPBCURSOR_BASE;
uint32_t saveDSPACURSOR_POS;
uint32_t saveDSPBCURSOR_POS;
uint32_t save_palette_a[256];
uint32_t save_palette_b[256];
uint32_t saveOV_OVADD;
uint32_t saveOV_OGAMC0;
uint32_t saveOV_OGAMC1;
uint32_t saveOV_OGAMC2;
uint32_t saveOV_OGAMC3;
uint32_t saveOV_OGAMC4;
uint32_t saveOV_OGAMC5;
uint32_t saveOVC_OVADD;
uint32_t saveOVC_OGAMC0;
uint32_t saveOVC_OGAMC1;
uint32_t saveOVC_OGAMC2;
uint32_t saveOVC_OGAMC3;
uint32_t saveOVC_OGAMC4;
uint32_t saveOVC_OGAMC5;
/* DPST register save */
uint32_t saveHISTOGRAM_INT_CONTROL_REG;
uint32_t saveHISTOGRAM_LOGIC_CONTROL_REG;
uint32_t savePWM_CONTROL_LOGIC;
};
struct medfield_state {
uint32_t saveDPLL_A;
uint32_t saveFPA0;
uint32_t savePIPEACONF;
uint32_t saveHTOTAL_A;
uint32_t saveHBLANK_A;
uint32_t saveHSYNC_A;
uint32_t saveVTOTAL_A;
uint32_t saveVBLANK_A;
uint32_t saveVSYNC_A;
uint32_t savePIPEASRC;
uint32_t saveDSPASTRIDE;
uint32_t saveDSPALINOFF;
uint32_t saveDSPATILEOFF;
uint32_t saveDSPASIZE;
uint32_t saveDSPAPOS;
uint32_t saveDSPASURF;
uint32_t saveDSPACNTR;
uint32_t saveDSPASTATUS;
uint32_t save_palette_a[256];
uint32_t saveMIPI;
uint32_t saveDPLL_B;
uint32_t saveFPB0;
uint32_t savePIPEBCONF;
uint32_t saveHTOTAL_B;
uint32_t saveHBLANK_B;
uint32_t saveHSYNC_B;
uint32_t saveVTOTAL_B;
uint32_t saveVBLANK_B;
uint32_t saveVSYNC_B;
uint32_t savePIPEBSRC;
uint32_t saveDSPBSTRIDE;
uint32_t saveDSPBLINOFF;
uint32_t saveDSPBTILEOFF;
uint32_t saveDSPBSIZE;
uint32_t saveDSPBPOS;
uint32_t saveDSPBSURF;
uint32_t saveDSPBCNTR;
uint32_t saveDSPBSTATUS;
uint32_t save_palette_b[256];
uint32_t savePIPECCONF;
uint32_t saveHTOTAL_C;
uint32_t saveHBLANK_C;
uint32_t saveHSYNC_C;
uint32_t saveVTOTAL_C;
uint32_t saveVBLANK_C;
uint32_t saveVSYNC_C;
uint32_t savePIPECSRC;
uint32_t saveDSPCSTRIDE;
uint32_t saveDSPCLINOFF;
uint32_t saveDSPCTILEOFF;
uint32_t saveDSPCSIZE;
uint32_t saveDSPCPOS;
uint32_t saveDSPCSURF;
uint32_t saveDSPCCNTR;
uint32_t saveDSPCSTATUS;
uint32_t save_palette_c[256];
uint32_t saveMIPI_C;
uint32_t savePFIT_CONTROL;
uint32_t savePFIT_PGM_RATIOS;
uint32_t saveHDMIPHYMISCCTL;
uint32_t saveHDMIB_CONTROL;
};
struct cdv_state {
uint32_t saveDSPCLK_GATE_D;
uint32_t saveRAMCLK_GATE_D;
uint32_t saveDSPARB;
uint32_t saveDSPFW[6];
uint32_t saveADPA;
uint32_t savePP_CONTROL;
uint32_t savePFIT_PGM_RATIOS;
uint32_t saveLVDS;
uint32_t savePFIT_CONTROL;
uint32_t savePP_ON_DELAYS;
uint32_t savePP_OFF_DELAYS;
uint32_t savePP_CYCLE;
uint32_t saveVGACNTRL;
uint32_t saveIER;
uint32_t saveIMR;
u8 saveLBB;
};
struct psb_save_area {
uint32_t saveBSM;
uint32_t saveVBT;
union {
struct psb_state psb;
struct medfield_state mdfld;
struct cdv_state cdv;
};
uint32_t saveBLC_PWM_CTL2;
uint32_t saveBLC_PWM_CTL;
};
struct psb_ops;
#define PSB_NUM_PIPE 3
struct drm_psb_private {
struct drm_device *dev;
const struct psb_ops *ops;
struct psb_gtt gtt;
/* GTT Memory manager */
struct psb_gtt_mm *gtt_mm;
struct page *scratch_page;
u32 *gtt_map;
uint32_t stolen_base;
void *vram_addr;
unsigned long vram_stolen_size;
int gtt_initialized;
u16 gmch_ctrl; /* Saved GTT setup */
u32 pge_ctl;
struct mutex gtt_mutex;
struct resource *gtt_mem; /* Our PCI resource */
struct psb_mmu_driver *mmu;
struct psb_mmu_pd *pf_pd;
/*
* Register base
*/
uint8_t *sgx_reg;
uint8_t *vdc_reg;
uint32_t gatt_free_offset;
/*
* Fencing / irq.
*/
uint32_t vdc_irq_mask;
uint32_t pipestat[PSB_NUM_PIPE];
spinlock_t irqmask_lock;
/*
* Power
*/
bool suspended;
bool display_power;
int display_count;
/*
* Modesetting
*/
struct psb_intel_mode_device mode_dev;
struct drm_crtc *plane_to_crtc_mapping[PSB_NUM_PIPE];
struct drm_crtc *pipe_to_crtc_mapping[PSB_NUM_PIPE];
uint32_t num_pipe;
/*
* OSPM info (Power management base) (can go ?)
*/
uint32_t ospm_base;
/*
* Sizes info
*/
u32 fuse_reg_value;
u32 video_device_fuse;
/* PCI revision ID for B0:D2:F0 */
uint8_t platform_rev_id;
/* gmbus */
struct intel_gmbus *gmbus;
/* Used by SDVO */
int crt_ddc_pin;
/* FIXME: The mappings should be parsed from bios but for now we can
pretend there are no mappings available */
struct sdvo_device_mapping sdvo_mappings[2];
u32 hotplug_supported_mask;
struct drm_property *broadcast_rgb_property;
struct drm_property *force_audio_property;
/*
* LVDS info
*/
int backlight_duty_cycle; /* restore backlight to this value */
bool panel_wants_dither;
struct drm_display_mode *panel_fixed_mode;
struct drm_display_mode *lfp_lvds_vbt_mode;
struct drm_display_mode *sdvo_lvds_vbt_mode;
struct bdb_lvds_backlight *lvds_bl; /* LVDS backlight info from VBT */
struct psb_intel_i2c_chan *lvds_i2c_bus; /* FIXME: Remove this? */
/* Feature bits from the VBIOS */
unsigned int int_tv_support:1;
unsigned int lvds_dither:1;
unsigned int lvds_vbt:1;
unsigned int int_crt_support:1;
unsigned int lvds_use_ssc:1;
int lvds_ssc_freq;
bool is_lvds_on;
bool is_mipi_on;
u32 mipi_ctrl_display;
unsigned int core_freq;
uint32_t iLVDS_enable;
/* Runtime PM state */
int rpm_enabled;
/* MID specific */
struct oaktrail_vbt vbt_data;
struct oaktrail_gct_data gct_data;
/* Oaktrail HDMI state */
struct oaktrail_hdmi_dev *hdmi_priv;
/*
* Register state
*/
struct psb_save_area regs;
/* MSI reg save */
uint32_t msi_addr;
uint32_t msi_data;
/*
* LID-Switch
*/
spinlock_t lid_lock;
struct timer_list lid_timer;
struct psb_intel_opregion opregion;
u32 *lid_state;
u32 lid_last_state;
/*
* Watchdog
*/
uint32_t apm_reg;
uint16_t apm_base;
/*
* Used for modifying backlight from
* xrandr -- consider removing and using HAL instead
*/
struct backlight_device *backlight_device;
struct drm_property *backlight_property;
uint32_t blc_adj1;
uint32_t blc_adj2;
void *fbdev;
/* 2D acceleration */
spinlock_t lock_2d;
/*
* Panel brightness
*/
int brightness;
int brightness_adjusted;
bool dsr_enable;
u32 dsr_fb_update;
bool dpi_panel_on[3];
void *dsi_configs[2];
u32 bpp;
u32 bpp2;
u32 pipeconf[3];
u32 dspcntr[3];
int mdfld_panel_id;
bool dplla_96mhz; /* DPLL data from the VBT */
};
/*
* Operations for each board type
*/
struct psb_ops {
const char *name;
unsigned int accel_2d:1;
int pipes; /* Number of output pipes */
int crtcs; /* Number of CRTCs */
int sgx_offset; /* Base offset of SGX device */
/* Sub functions */
struct drm_crtc_helper_funcs const *crtc_helper;
struct drm_crtc_funcs const *crtc_funcs;
/* Setup hooks */
int (*chip_setup)(struct drm_device *dev);
void (*chip_teardown)(struct drm_device *dev);
/* Display management hooks */
int (*output_init)(struct drm_device *dev);
/* Power management hooks */
void (*init_pm)(struct drm_device *dev);
int (*save_regs)(struct drm_device *dev);
int (*restore_regs)(struct drm_device *dev);
int (*power_up)(struct drm_device *dev);
int (*power_down)(struct drm_device *dev);
void (*lvds_bl_power)(struct drm_device *dev, bool on);
#ifdef CONFIG_BACKLIGHT_CLASS_DEVICE
/* Backlight */
int (*backlight_init)(struct drm_device *dev);
#endif
int i2c_bus; /* I2C bus identifier for Moorestown */
};
struct psb_mmu_driver;
extern int drm_crtc_probe_output_modes(struct drm_device *dev, int, int);
extern int drm_pick_crtcs(struct drm_device *dev);
static inline struct drm_psb_private *psb_priv(struct drm_device *dev)
{
return (struct drm_psb_private *) dev->dev_private;
}
/*
* MMU stuff.
*/
extern struct psb_mmu_driver *psb_mmu_driver_init(uint8_t __iomem * registers,
int trap_pagefaults,
int invalid_type,
struct drm_psb_private *dev_priv);
extern void psb_mmu_driver_takedown(struct psb_mmu_driver *driver);
extern struct psb_mmu_pd *psb_mmu_get_default_pd(struct psb_mmu_driver
*driver);
extern void psb_mmu_mirror_gtt(struct psb_mmu_pd *pd, uint32_t mmu_offset,
uint32_t gtt_start, uint32_t gtt_pages);
extern struct psb_mmu_pd *psb_mmu_alloc_pd(struct psb_mmu_driver *driver,
int trap_pagefaults,
int invalid_type);
extern void psb_mmu_free_pagedir(struct psb_mmu_pd *pd);
extern void psb_mmu_flush(struct psb_mmu_driver *driver, int rc_prot);
extern void psb_mmu_remove_pfn_sequence(struct psb_mmu_pd *pd,
unsigned long address,
uint32_t num_pages);
extern int psb_mmu_insert_pfn_sequence(struct psb_mmu_pd *pd,
uint32_t start_pfn,
unsigned long address,
uint32_t num_pages, int type);
extern int psb_mmu_virtual_to_pfn(struct psb_mmu_pd *pd, uint32_t virtual,
unsigned long *pfn);
/*
* Enable / disable MMU for different requestors.
*/
extern void psb_mmu_set_pd_context(struct psb_mmu_pd *pd, int hw_context);
extern int psb_mmu_insert_pages(struct psb_mmu_pd *pd, struct page **pages,
unsigned long address, uint32_t num_pages,
uint32_t desired_tile_stride,
uint32_t hw_tile_stride, int type);
extern void psb_mmu_remove_pages(struct psb_mmu_pd *pd,
unsigned long address, uint32_t num_pages,
uint32_t desired_tile_stride,
uint32_t hw_tile_stride);
/*
*psb_irq.c
*/
extern irqreturn_t psb_irq_handler(DRM_IRQ_ARGS);
extern int psb_irq_enable_dpst(struct drm_device *dev);
extern int psb_irq_disable_dpst(struct drm_device *dev);
extern void psb_irq_preinstall(struct drm_device *dev);
extern int psb_irq_postinstall(struct drm_device *dev);
extern void psb_irq_uninstall(struct drm_device *dev);
extern void psb_irq_turn_on_dpst(struct drm_device *dev);
extern void psb_irq_turn_off_dpst(struct drm_device *dev);
extern void psb_irq_uninstall_islands(struct drm_device *dev, int hw_islands);
extern int psb_vblank_wait2(struct drm_device *dev, unsigned int *sequence);
extern int psb_vblank_wait(struct drm_device *dev, unsigned int *sequence);
extern int psb_enable_vblank(struct drm_device *dev, int crtc);
extern void psb_disable_vblank(struct drm_device *dev, int crtc);
void
psb_enable_pipestat(struct drm_psb_private *dev_priv, int pipe, u32 mask);
void
psb_disable_pipestat(struct drm_psb_private *dev_priv, int pipe, u32 mask);
extern u32 psb_get_vblank_counter(struct drm_device *dev, int crtc);
/*
* intel_opregion.c
*/
extern int gma_intel_opregion_init(struct drm_device *dev);
extern int gma_intel_opregion_exit(struct drm_device *dev);
/*
* framebuffer.c
*/
extern int psbfb_probed(struct drm_device *dev);
extern int psbfb_remove(struct drm_device *dev,
struct drm_framebuffer *fb);
/*
* accel_2d.c
*/
extern void psbfb_copyarea(struct fb_info *info,
const struct fb_copyarea *region);
extern int psbfb_sync(struct fb_info *info);
extern void psb_spank(struct drm_psb_private *dev_priv);
/*
* psb_reset.c
*/
extern void psb_lid_timer_init(struct drm_psb_private *dev_priv);
extern void psb_lid_timer_takedown(struct drm_psb_private *dev_priv);
extern void psb_print_pagefault(struct drm_psb_private *dev_priv);
/* modesetting */
extern void psb_modeset_init(struct drm_device *dev);
extern void psb_modeset_cleanup(struct drm_device *dev);
extern int psb_fbdev_init(struct drm_device *dev);
/* backlight.c */
int gma_backlight_init(struct drm_device *dev);
void gma_backlight_exit(struct drm_device *dev);
/* oaktrail_crtc.c */
extern const struct drm_crtc_helper_funcs oaktrail_helper_funcs;
/* oaktrail_lvds.c */
extern void oaktrail_lvds_init(struct drm_device *dev,
struct psb_intel_mode_device *mode_dev);
/* psb_intel_display.c */
extern const struct drm_crtc_helper_funcs psb_intel_helper_funcs;
extern const struct drm_crtc_funcs psb_intel_crtc_funcs;
/* psb_intel_lvds.c */
extern const struct drm_connector_helper_funcs
psb_intel_lvds_connector_helper_funcs;
extern const struct drm_connector_funcs psb_intel_lvds_connector_funcs;
/* gem.c */
extern int psb_gem_init_object(struct drm_gem_object *obj);
extern void psb_gem_free_object(struct drm_gem_object *obj);
extern int psb_gem_get_aperture(struct drm_device *dev, void *data,
struct drm_file *file);
extern int psb_gem_dumb_create(struct drm_file *file, struct drm_device *dev,
struct drm_mode_create_dumb *args);
extern int psb_gem_dumb_destroy(struct drm_file *file, struct drm_device *dev,
uint32_t handle);
extern int psb_gem_dumb_map_gtt(struct drm_file *file, struct drm_device *dev,
uint32_t handle, uint64_t *offset);
extern int psb_gem_fault(struct vm_area_struct *vma, struct vm_fault *vmf);
extern int psb_gem_create_ioctl(struct drm_device *dev, void *data,
struct drm_file *file);
extern int psb_gem_mmap_ioctl(struct drm_device *dev, void *data,
struct drm_file *file);
/* psb_device.c */
extern const struct psb_ops psb_chip_ops;
/* oaktrail_device.c */
extern const struct psb_ops oaktrail_chip_ops;
/* mdlfd_device.c */
extern const struct psb_ops mdfld_chip_ops;
/* cdv_device.c */
extern const struct psb_ops cdv_chip_ops;
/*
* Debug print bits setting
*/
#define PSB_D_GENERAL (1 << 0)
#define PSB_D_INIT (1 << 1)
#define PSB_D_IRQ (1 << 2)
#define PSB_D_ENTRY (1 << 3)
/* debug the get H/V BP/FP count */
#define PSB_D_HV (1 << 4)
#define PSB_D_DBI_BF (1 << 5)
#define PSB_D_PM (1 << 6)
#define PSB_D_RENDER (1 << 7)
#define PSB_D_REG (1 << 8)
#define PSB_D_MSVDX (1 << 9)
#define PSB_D_TOPAZ (1 << 10)
extern int drm_psb_no_fb;
extern int drm_idle_check_interval;
/*
* Utilities
*/
static inline u32 MRST_MSG_READ32(uint port, uint offset)
{
int mcr = (0xD0<<24) | (port << 16) | (offset << 8);
uint32_t ret_val = 0;
struct pci_dev *pci_root = pci_get_bus_and_slot(0, 0);
pci_write_config_dword(pci_root, 0xD0, mcr);
pci_read_config_dword(pci_root, 0xD4, &ret_val);
pci_dev_put(pci_root);
return ret_val;
}
static inline void MRST_MSG_WRITE32(uint port, uint offset, u32 value)
{
int mcr = (0xE0<<24) | (port << 16) | (offset << 8) | 0xF0;
struct pci_dev *pci_root = pci_get_bus_and_slot(0, 0);
pci_write_config_dword(pci_root, 0xD4, value);
pci_write_config_dword(pci_root, 0xD0, mcr);
pci_dev_put(pci_root);
}
static inline u32 MDFLD_MSG_READ32(uint port, uint offset)
{
int mcr = (0x10<<24) | (port << 16) | (offset << 8);
uint32_t ret_val = 0;
struct pci_dev *pci_root = pci_get_bus_and_slot(0, 0);
pci_write_config_dword(pci_root, 0xD0, mcr);
pci_read_config_dword(pci_root, 0xD4, &ret_val);
pci_dev_put(pci_root);
return ret_val;
}
static inline void MDFLD_MSG_WRITE32(uint port, uint offset, u32 value)
{
int mcr = (0x11<<24) | (port << 16) | (offset << 8) | 0xF0;
struct pci_dev *pci_root = pci_get_bus_and_slot(0, 0);
pci_write_config_dword(pci_root, 0xD4, value);
pci_write_config_dword(pci_root, 0xD0, mcr);
pci_dev_put(pci_root);
}
static inline uint32_t REGISTER_READ(struct drm_device *dev, uint32_t reg)
{
struct drm_psb_private *dev_priv = dev->dev_private;
return ioread32(dev_priv->vdc_reg + reg);
}
#define REG_READ(reg) REGISTER_READ(dev, (reg))
static inline void REGISTER_WRITE(struct drm_device *dev, uint32_t reg,
uint32_t val)
{
struct drm_psb_private *dev_priv = dev->dev_private;
iowrite32((val), dev_priv->vdc_reg + (reg));
}
#define REG_WRITE(reg, val) REGISTER_WRITE(dev, (reg), (val))
static inline void REGISTER_WRITE16(struct drm_device *dev,
uint32_t reg, uint32_t val)
{
struct drm_psb_private *dev_priv = dev->dev_private;
iowrite16((val), dev_priv->vdc_reg + (reg));
}
#define REG_WRITE16(reg, val) REGISTER_WRITE16(dev, (reg), (val))
static inline void REGISTER_WRITE8(struct drm_device *dev,
uint32_t reg, uint32_t val)
{
struct drm_psb_private *dev_priv = dev->dev_private;
iowrite8((val), dev_priv->vdc_reg + (reg));
}
#define REG_WRITE8(reg, val) REGISTER_WRITE8(dev, (reg), (val))
#define PSB_WVDC32(_val, _offs) iowrite32(_val, dev_priv->vdc_reg + (_offs))
#define PSB_RVDC32(_offs) ioread32(dev_priv->vdc_reg + (_offs))
/* #define TRAP_SGX_PM_FAULT 1 */
#ifdef TRAP_SGX_PM_FAULT
#define PSB_RSGX32(_offs) \
({ \
if (inl(dev_priv->apm_base + PSB_APM_STS) & 0x3) { \
printk(KERN_ERR \
"access sgx when it's off!! (READ) %s, %d\n", \
__FILE__, __LINE__); \
melay(1000); \
} \
ioread32(dev_priv->sgx_reg + (_offs)); \
})
#else
#define PSB_RSGX32(_offs) ioread32(dev_priv->sgx_reg + (_offs))
#endif
#define PSB_WSGX32(_val, _offs) iowrite32(_val, dev_priv->sgx_reg + (_offs))
#define MSVDX_REG_DUMP 0
#define PSB_WMSVDX32(_val, _offs) iowrite32(_val, dev_priv->msvdx_reg + (_offs))
#define PSB_RMSVDX32(_offs) ioread32(dev_priv->msvdx_reg + (_offs))
#endif